1 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
5 (INCOMING_RETURN_ADDR_RTX): Likewise.
6 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
8 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
9 with RETURN_ADDR_REGNUM.
10 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
11 * config/mips/mips.c (mips16_build_call_stub): Replace
12 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
13 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
14 (mips_print_operand_punctuation): Likewise.
15 (mips_frame_set): Likewise.
16 (mips16e_output_save_restore): Likewise.
17 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
18 (mips_save_reg_p): Likewise.
19 (mips_return_addr): Likewise.
20 (mips_set_return_address): Likewise.
21 (mips_direct_save_slot_move_p): Likewise.
22 (mips_output_function_prologue): Likewise.
23 (mips_restore_reg): Likewise.
24 (mips_expand_epilogue): Likewise.
25 (mips_epilogue_uses): Likewise.
26 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
27 (*mov<mode>_ra): Use it instead of a hard-coded 31.
28 (clear_hazard_<mode>): Likewise.
29 (call_internal): Likewise.
30 (call_internal_direct): Likewise.
31 (call_direct_split): Likewise.
32 (call_value_internal): Likewise.
33 (call_value_split): Likewise.
34 (call_value_internal_direct): Likewise.
35 (call_value_direct_split): Likewise.
36 (call_value_multiple_internal): Likewise.
37 (call_value_multiple_split): Likewise.
39 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
40 Jakub Jelinek <jakub@redhat.com>
42 PR rtl-optimization/41511
43 * combine.c (record_value_for_reg): Pass explicit values as argument
44 to get_last_value_validate.
45 (get_last_value_validate): Document INSN parameter.
46 For non-readonly MEMs, assume they might have been modified if INSN
47 was in another basic block.
48 (get_last_value): Minor reformatting.
50 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
53 * final.c (asm_str_count): Split out from asm_insn_count.
54 * rtl.h (asm_str_count): New prototype.
55 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
58 2009-10-05 Sriraman Tallam <tmsriram@google.com>
60 * doc/plugins.texi: Change plugin_pass to register_pass_info.
62 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
63 Rafael Espindola <espindola@google.com>
65 * gengtype.c (write_types): Moved call to write_func_for_structure
68 2009-10-05 Richard Guenther <rguenther@suse.de>
71 * lto-cgraph.c (output_cgraph): Output toplevel asms.
72 (input_cgraph_1): Input toplevel asms.
74 2009-10-05 Richard Guenther <rguenther@suse.de>
77 * lto-symtab.c (lto_compatible_attributes_p): Remove.
78 (external_aggregate_decl_p): Likewise.
79 (lto_symtab_compatible): Re-structure. Remove dead code.
80 For variables ignore toplevel qualifiers when comparing types.
81 Issue warnings, not errors for mismatched user-alignment.
83 2009-10-05 Richard Guenther <rguenther@suse.de>
87 * lto-symtab.c (struct lto_symtab_base_def): Remove.
88 (struct lto_symtab_identifier_def): Likewise.
89 (struct lto_symtab_decl_def): Likewise.
90 (struct lto_symtab_entry_def): New.
91 (lto_symtab_identifier_t): Rename to ...
92 (lto_symtab_entry_t): ... this.
93 (lto_symtab_decls): Remove.
94 (lto_symtab_base_hash): Rename to ...
95 (lto_symtab_entry_hash): ... this.
96 (lto_symtab_base_eq): Rename to ...
97 (lto_symtab_entry_eq): ... this.
98 (lto_symtab_base_marked_p): Rename to ...
99 (lto_symtab_entry_marked_p): ... this.
100 (lto_symtab_identifier_marked_p): Remove.
101 (lto_symtab_decl_marked_p): Likewise.
102 (lto_symtab_maybe_init_hash_tables): Rename to ...
103 (lto_symtab_maybe_init_hash_table): ... this.
104 (lto_symtab_set_resolution_and_file_data): Remove.
105 (lto_symtab_register_decl): New function.
106 (lto_symtab_get_identifier): Remove.
107 (lto_symtab_get): New function.
108 (lto_symtab_get_resolution): Adjust.
109 (lto_symtab_get_identifier_decl): Remove.
110 (lto_symtab_set_identifier_decl): Likewise.
111 (lto_symtab_merge_decl): Rename to ...
112 (lto_symtab_merge): ... this. Rewrite.
113 (lto_symtab_merge_var): Remove.
114 (lto_symtab_merge_fn): Likewise.
115 (lto_symtab_prevailing_decl): Adjust.
116 (lto_cgraph_replace_node): New function.
117 (lto_symtab_merge_decls_2): Likewise.
118 (lto_symtab_merge_decls_1): Likewise.
119 (lto_symtab_fixup_var_decls): Likewise.
120 (lto_symtab_resolve_symbols): Likewise.
121 (lto_symtab_merge_decls): Likewise.
122 (lto_symtab_prevailing_decl): Adjust.
123 (lto_symtab_get_symtab_def): Remove.
124 (lto_symtab_get_file_data): Likewise.
125 (lto_symtab_clear_resolution): Adjust.
126 (lto_symtab_clear_resolution): Likewise.
127 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
128 (input_cgraph_1): Likewise.
129 * lto-streamer-in.c (get_resolution): Do not provide fake
130 symbol resolutions here.
131 (deferred_global_decls): Remove.
132 (lto_register_deferred_decls_in_symtab): Likewise.
133 (lto_register_var_decl_in_symtab): Change signature, register
134 variable via lto_symtab_register_decl.
135 (lto_register_function_decl_in_symtab): Likewise.
136 (lto_read_tree): Adjust.
137 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
138 (lto_symtab_merge_var): Likewise.
139 (lto_symtab_merge_fn): Likewise.
140 (lto_symtab_register_decl): Declare.
141 (lto_symtab_merge_decls): Likewise.
143 2009-10-05 Richard Guenther <rguenther@suse.de>
145 PR tree-optimization/23821
146 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
147 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
148 simple IV increments.
150 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
152 * config/arm/arm.c (arm_override_options): Really initialize
153 flag_dwarf2_cfi_asm to 0.
155 2009-10-05 Doug Kwan <dougkwan@google.com>
157 PR rtl-optimization/41574
158 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
159 floating point and we are not doing unsafe math optimizations.
161 2009-10-03 Simon Baldwin <simonb@google.com>
162 Cary Coutant <ccoutant@google.com>
163 Rafael Espindola <espindola@google.com>
164 Richard Guenther <rguenther@suse.de>
165 Jan Hubicka <jh@suse.cz>
166 Doug Kwan <dougkwan@google.com>
167 H.J. Lu <hongjiu.lu@intel.com>
168 Bill Maddox <maddox@google.com>
169 Ryan Mansfield <rmansfield@qnx.com>
170 Diego Novillo <dnovillo@google.com>
171 Ollie Wild <aaw@google.com>
172 Kenneth Zadeck <zadeck@naturalbridge.com>
174 * lto-cgraph.c: New file.
175 * lto-compress.c: New file.
176 * lto-compress.h: New file.
177 * lto-opts.c: New file.
178 * lto-section-in.c: New file.
179 * lto-section-out.c: New file.
180 * lto-streamer-in.c: New file.
181 * lto-streamer-out.c: New file.
182 * lto-streamer.c: New file.
183 * lto-streamer.h: New file.
184 * lto-symtab.c: New file.
185 * lto-wpa-fixup.c: New file.
186 * lto-wrapper.c: New file.
188 2009-10-03 Simon Baldwin <baldwin@google.com>
189 Ben Elliston <bje@au.ibm.com>
190 Rafael Espindola <espindola@google.com>
191 Nathan Froyd <froydnj@codesourcery.com>
192 Jan Hubicka <jh@suse.cz>
193 Doug Kwan <dougkwan@google.com>
194 Diego Novillo <dnovillo@google.com>
195 Kenneth Zadeck <zadeck@naturalbridge.com>
197 * Makefile.in (enable_lto): New.
198 (site.exp): If @enable_lto@ is set to 'yes' define
200 (LINKER_PLUGIN_API_H): Define.
201 (LTO_SYMTAB_H): Define.
202 (LTO_STREAMER_H): Define.
203 (TREE_VECTORIZER_H): Define.
204 (INCLUDES): Add LIBELFINC.
205 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
206 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
207 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
209 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
210 (native): Add lto-wrapper$(exeext)
211 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
212 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
213 lto-symtab.o, lto-opts.o, lto-streamer.o,
214 lto-wpa-fixup.o): New rules.
215 (gimple.o): Add dependency on LTO_HEADER_H and
217 (varasm.o): Add dependency on tree-iterator.h.
218 (cgraph.o): Add dependency on cif-code.def.
219 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
220 (ipa-pure-const.o): Likewise.
221 (GTFILES): Add lto-symtab.c.
222 (install-lto-wrapper): New.
223 * configure.ac: If 'lto' is in enable_languages, define
224 ENABLE_LTO and enable_lto.
225 If LIBELFLIBS is set, define HAVE_libelf.
226 * config.in: Regenerate.
228 2009-10-03 Rafael Espindola <espindola@google.com>
229 Diego Novillo <dnovillo@google.com>
231 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
233 Call execute_ipa_summary_passes for all_regular_ipa_passes and
235 (cgraph_optimize): Make extern.
237 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
238 Kenneth Zadeck <zadeck@naturalbridge.com>
240 * toplev.c (in_lto_p): Declare.
241 * collect2.c (scan_prog_file): Read all the output when reading
243 (enum lto_mode_d): Declare.
245 2009-10-03 Richard Guenther <rguenther@suse.de>
246 Diego Novillo <dnovillo@google.com>
248 * gimple.c: Include target.h and alias.h.
249 (gimple_types): Declare.
250 (type_hash_cache): Declare.
251 (gimple_alloc_stat): Make extern.
252 (gimple_build_eh_must_not_throw): Call
253 gimple_eh_must_not_throw_set_fndecl.
254 (struct type_pair_d): Declare.
255 (type_pair_t): Declare.
256 (type_pair_hash): New.
258 (lookup_type_pair): New.
259 (gimple_force_type_merge): New.
260 (compare_type_names_p): New.
261 (compare_field_offset): New.
262 (gimple_types_compatible_p): New.
263 (struct sccs): Declare.
264 (next_dfs_num): Declare.
265 (iterative_hash_gimple_type): New.
267 (iterative_hash_type_name): New.
268 (iterative_hash_gimple_type): New.
269 (gimple_type_hash): New.
270 (gimple_type_eq): New.
271 (gimple_register_type): New.
272 (print_gimple_types_stats): New.
273 (gimple_signed_or_unsigned_type): New.
274 (gimple_unsigned_type): New.
275 (gimple_signed_type): New.
276 (gimple_get_alias_set): New.
277 (gimple_decl_printable_name): Do not use DMGL_TYPES.
278 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
279 (gimple_force_type_merge): Declare.
280 (gimple_types_compatible_p): Declare.
281 (gimple_register_type): Declare.
282 (print_gimple_types_stats): Declare.
283 (gimple_unsigned_type): Declare.
284 (gimple_signed_type): Declare.
285 (gimple_get_alias_set): Declare.
286 (gimple_eh_must_not_throw_set_fndecl): New.
288 2009-10-03 Jan Hubicka <jh@suse.cz>
289 Kenneth Zadeck <zadeck@naturalbridge.com>
291 * ipa-pure-const.c: Include lto-streamer.h.
292 (register_hooks): Factor out of ...
293 (generate_summary): ... here.
294 (pure_const_write_summary): New.
295 (pure_const_read_summary): New.
296 (pass_ipa_pure_const): Add pure_const_write_summary and
297 pure_const_read_summary.
298 * ipa-reference.c: Include lto-streamer.h.
299 (add_new_function): New.
300 (remove_node_data): New.
301 (duplicate_node_data): New.
302 (ipa_init): Guard against multiple calls.
303 Move hook setup from analyze_function.
304 (write_node_summary_p): New.
305 (ipa_reference_write_summary): New.
306 (ipa_reference_read_summary): New.
307 (pass_ipa_reference): Add ipa_reference_write_summary and
308 ipa_reference_read_summary.
309 * cgraph.h (cgraph_local_info): Add field lto_file_data.
310 (struct cgraph_edge): Add fields lto_stmt_uid and
311 call_stmt_cannot_inline_p.
312 (cgraph_optimize): Declare.
313 (cgraph_decide_is_function_needed): Declare.
314 (reset_inline_failed): Declare.
315 (enum LTO_cgraph_tags): Declare.
316 (LTO_cgraph_tag_names): Declare.
317 (LCC_NOT_FOUND): Define.
319 2009-10-03 Doug Kwan <dougkwan@google.com>
320 Rafael Espindola <espindola@google.com>
321 Jan Hubicka <jh@suse.cz>
322 Diego Novillo <dnovillo@google.com>
323 Kenneth Zadeck <zadeck@naturalbridge.com>
325 * passes.c (all_regular_ipa_passes): New.
326 (all_ipa_passes): Rename to all_small_ipa_passes.
327 (init_optimization_passes): Init all_regular_ipa_passes.
328 * tree-pass.h (all_regular_ipa_passes): New.
329 (all_ipa_passes): Rename to all_small_ipa_passes.
330 * passes.c (all_lto_gen_passes): New.
331 (init_optimization_passes): Initialize all_lto_gen_passes.
332 (execute_ipa_summary_passes): Make non-static.
333 (ipa_write_summaries_1): New.
334 (ipa_write_summaries_2): New.
335 (ipa_write_summaries): New.
336 (ipa_write_summaries_of_cgraph_node_set): New.
337 (ipa_read_summaries_1): New.
338 (ipa_read_summaries): New.
339 (execute_ipa_pass_list): Call cgraph_process_new_functions.
340 (execute_regular_ipa_pass_list): Remove.
341 (init_optimization_passes): Schedule
342 pass_rebuild_cgraph_edges and pass_early_inline outside
343 of pass_all_early_optimizations. Document reason.
344 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
345 pass_ipa_lto_finish_out): New pass.
346 (pass_ipa_summary_passes): Start and stop timers if the pass
348 (execute_all_ipa_transforms): New.
349 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
350 (dump_properties, debug_properties): New.
351 * tree-optimize.c (gate_all_early_local_passes): Return
352 false if we are in lto1.
353 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
354 * tree-pass.h (execute_all_ipa_transforms): Declare.
355 (pass_ipa_function_and_variable_visibility): Declare.
356 (pass_ipa_early_inline): Declare.
357 (pass_ipa_lto_gimple_out): Declare.
358 (pass_ipa_lto_wpa_fixup): Declare.
359 (pass_ipa_lto_finish_out): Declare.
360 (all_small_ipa_passes, all_regular_ipa_passes,
361 all_lto_gen_passes): Declare.
362 (execute_ipa_summary_passes): Declare.
363 (execute_all_ipa_transforms): Declare.
364 (ipa_write_summaries): Declare
365 (ipa_write_summaries_of_cgraph_node_set): Declare.
366 (ipa_read_summaries): Declare.
368 2009-10-03 Doug Kwan <dougkwan@google.com>
369 Ollie Wild <aaw@google.com>
371 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
374 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
375 (lto_mode): New variable.
376 (maybe_run_lto_and_relink): Handle the -fwpa option.
377 (main): Handle the -fwpa option.
378 (maybe_unlink_list): New function.
379 * gcc.c (link_lto_options): Replace -flto with -fwpa.
380 * common.opt (flto): New flag.
381 * toplev.c (flag_generate_lto): Declare.
383 2009-10-03 Simon Baldwin <simonb@google.com>
385 * common.opt (flto-compression-level): New flag.
387 * opts.c: Include lto-opts.h.
388 (handle_option): Call lto_register_user_option for each
389 valid option handled.
390 * (decode_options): Clear registered options before the options
393 2009-10-03 Cary Coutant <ccoutant@google.com>
395 * collect2.c (is_elf): New function.
396 (scan_prog_file): Require LTO object to be in ELF format.
398 2009-10-03 Rafael Espindola <espindola@google.com>
400 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
401 libgcc to the linker.
403 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
406 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
407 (collect_execute): Add flags argument. Pass flags to pex_run. Update
409 * collect2.h (collect_execute): Add flags argument.
410 * tlink.c (tlink_execute): Update call to collect_execute.
411 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
412 (use_linker_plugin): New.
413 (use_linker_plugin_spec_function): New.
414 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
415 (linker_plugin_file_spec): New.
416 (lto_wrapper_spec): New.
418 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
419 (static_spec_functions): Add use-linker-plugin.
420 (process_command): Handle -use-linker-plugin.
421 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
422 linker_plugin_file_spec and lto_gcc_spec.
423 (use_linker_plugin_spec_function): New.
425 2009-10-03 Richard Guenther <rguenther@suse.de>
429 * tree.h (is_lang_specific): Include LANG_TYPE.
430 * tree.c (find_decls_types_r): Manually add interesting parts
431 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
433 * gimple.c (type_pair_hash): Make symmetric.
434 (type_pair_eq): Likewise.
435 (lookup_type_pair): Increase initial hashtable size.
436 (gimple_force_type_merge): Rely on type-pair symmetry.
437 (visit): Remove excessive checking code.
438 (iterative_hash_type_name): Do not hash TYPE_NAME of
440 (gimple_register_type): Remove getenv calls, shrink initial
444 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
445 inline functions if not generating lto output.
448 * toplev.c (finalize): In WPA mode remove the asm file.
450 2009-10-03 Doug Kwan <dougkwan@google.com>
452 * ipa-inline.c (cgraph_mark_inline): Check
453 edge->call_stmt_cannot_inline_p instead of calling
454 gimple_call_cannot_inline_p.
455 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
456 (cgraph_gate_ipa_early_inlining): Return false if
458 (inline_generate_summary): Do nothing in LTRANS.
459 * cgraph.c (initialize_inline_failed): Make sure
460 e->call_stmt exists before calling
461 gimple_call_cannot_inline_p.
462 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
463 (cgraph_clone_edge): Add argument STMT_UID. Modify all
465 Update new_edge->lto_stmt_uid.
466 * cgraphbuild.c (reset_inline_failed): New.
468 * common.opt (fwpa): New flag.
469 (fltrans): New option.
470 * gcc.c (gcc_lto_option_t): New type.
471 (current_lto_option): New variable.
472 (lto_single_spec_function): Remove and is replaced by ..
473 (lto_option_spec_function): New function.
474 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
475 passing the -flto flag.
476 (cc1_options): Separate non-LTO related parts into ..
477 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
478 (lto1_options): New spec for lto FE.
479 (link_lto_options): New spec for handling LTO flags in linker.
480 (invoke_lto_single): Re-format to fit in 80 column. Replace
481 lto-single with lto-option.
482 (static_specs): Add cc1_non_lto_options, lto1_options and
484 (static_spec_function): Replace lto-single with lto-option.
485 (process_command): Handle -flto, -fwpa and -fltran
486 by setting current_lto_option and not passing it to subprocess
489 2009-10-03 Bill Maddox <maddox@google.com>
491 Add `gcc' driver support for link-time code generation (LTO).
493 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
494 (lto_flag, lto_objects, lto_o_file): New variables.
495 (struct lto_object, struct lto_object_list): New structures.
496 (collect_exit, handler): Remove LTO temporary output file on exit.
497 (add_lto_object): New function.
498 (maybe_run_lto_and_relink): New function. Perform link time code
499 generation and relinking for object files containing LTO information.
500 (main): Invoke maybe_run_lto_and_relink().
501 (dump_argv): New function. For debugging, currently disabled.
502 (scan_prog_file): Add LTO information pass.
503 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
505 * toplev.c (compile_file): Emit assembler directive to create
506 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
508 2009-10-03 Diego Novillo <dnovillo@google.com>
510 * c.opt: Add LTO to warn_abi and warn_psabi.
512 * tree.c (fld_worklist_push): Rename from PUSH.
513 Convert to static inline function.
514 Ignore language-specific nodes.
516 (find_decls_types_r): Do not traverse the subtrees of
517 language-specific nodes.
518 Do not traverse DECL_INITIAL for TYPE_DECLs.
519 * tree.h (is_lang_specific): New.
520 * langhooks.h (struct lang_hooks_for_decls): Remove
521 may_need_assembler_name_p. Update all users.
523 * c-common.c (set_builtin_user_assembler_name): Move ...
524 * builtins.c (set_builtin_user_assembler_name): ... here.
525 (is_builtin_name): Add comment
526 (is_builtin_fn): New.
527 * except.c (output_ttype): Only call
528 lookup_type_for_runtime if TYPE is not a runtime type.
530 * passes.c (register_pass): Call position_pass on
531 all_small_ipa_passes, all_regular_ipa_passes and
533 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
534 (TV_IPA_LTO_DECL_IO): Define.
535 (TV_IPA_LTO_CGRAPH_IO): Define.
537 (TV_WHOPR_WPA): Define.
538 (TV_WHOPR_WPA_IO): Define.
539 (TV_WHOPR_LTRANS): Define.
540 (TV_WHOPR_WPA_FIXUP): Define.
541 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
542 * tree-cfg.c (tree_node_can_be_shared): Make extern.
543 * tree-flow.h (tree_node_can_be_shared): Declare.
544 * tree-inline.c (tree_can_inline_p): Check that E has a
545 statement associated with it.
546 * tree.c (free_lang_data_in_binf): Factor out of ...
547 (free_lang_data_in_type): ... here.
548 Call RECORD_OR_UNION_TYPE_P.
549 (need_assembler_name_p): Ignore DECL if it does not have
551 Call lang_hooks.decls.may_need_assembler_name_p if set.
552 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
554 (free_lang_data): Set debug_info_level to
556 Set write_symbols to NO_DEBUG.
557 Set debug_hooks to do_nothing_debug_hooks.
558 (gate_free_lang_data): Return true if flag_generate_lto
560 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
561 * c-common.h (set_builtin_user_assembler_name): Move ...
562 * tree.h (set_builtin_user_assembler_name): ... here.
564 * common.opt (flto-report): New flag.
565 * opts.c (complain_wrong_lang): Do not complain if
567 * collect2.c (scan_prog_file): Send the error output of
568 'nm' to HOST_BIT_BUCKET.
570 2009-10-03 Ollie Wild <aaw@google.com>
572 * langhooks-def.h (lhd_begin_section): New function declaration.
573 (lhd_write_section): New function declaration.
574 (lhd_end_section): New function declaration.
575 (LANG_HOOKS_BEGIN_SECTION): New macro.
576 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
577 (LANG_HOOKS_END_SECTION): New macro.
578 (LANG_HOOKS_LTO): New macro.
579 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
580 * langhooks.c (output.h): Add include.
581 (saved_section): New static variable.
582 (lhd_begin_section): New function.
583 (lhd_write_section_data): New function.
584 (lhd_end_section): New function.
585 * langhooks.h (struct lang_hooks_for_lto): New structure.
586 (struct lang_hooks): Add member lto.
587 * Makefile.in (langhooks.o): Add dependency on output.h.
589 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
591 2009-10-03 Richard Guenther <rguenther@suse.de>
593 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
596 2009-10-03 Simon Baldwin <simonb@google.com>
597 Richard Guenther <rguenther@suse.de>
598 Janis Johnson <janis187@us.ibm.com>
599 Doug Kwan <dougkwan@google.com>
600 Diego Novillo <dnovillo@google.com>
601 Ramana Radhakrishnan <ramana.r@gmail.com>
602 Ollie Wild <aaw@google.com>
604 * doc/install.texi: Add documentation for libelf and --enable-lto.
605 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
606 -fltrans, -flto-report, -flto-compression-level and
608 * doc/sourcebuild.texi: Document use of zlib.
610 Add section for LTO Testing.
612 2009-10-02 Cary Coutant <ccoutant@google.com>
614 Add support for comdat type sections for DWARF v4. Merge from dwarf4
616 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
617 (dw_die_ref): Define vector type.
618 (enum dw_val_class): Add dw_val_class_data8.
619 (struct dw_val_struct): Add v.val_data8.
620 (comdat_type_node_ref): New type.
621 (struct die_struct): Move die_symbol into a union; add new field
622 die_type_node. Change all uses.
623 (comdat_type_node): New type.
624 (skeleton_chain_node): New type.
625 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
626 (comdat_type_list): New variable.
627 (dwarf_tag_name): Add DW_TAG_type_unit.
628 (dwarf_attr_name): Add DW_AT_signature.
629 (add_AT_data8): New function.
630 (replace_child): New function.
631 (move_all_children): New function.
632 (print_signature): New function.
633 (print_die): Print signature information; add dw_val_class_data8.
634 (attr_checksum): Support dw_val_class_data8.
635 (CHECKSUM_STRING): Redefine for DWARF-4 to include
637 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
638 (checksum_sleb128, checksum_uleb128): New functions.
639 (checksum_die_context): New function.
640 (loc_checksum_ordered): New function.
641 (attr_checksum_ordered): New function.
642 (struct checksum_attributes): New structure.
643 (collect_checksum_attributes): New function.
644 (die_checksum_ordered): New function.
645 (generate_type_signature): New function.
646 (same_dw_val_p): Add dw_val_class_data8.
647 (is_symbol_die): Use new is_declaration_die function.
648 (is_declaration_die): New function.
649 (should_move_die_to_comdat): New function.
650 (clone_die): New function.
651 (clone_tree): New function.
652 (clone_as_declaration): New function.
653 (copy_declaration_context): New function.
654 (generate_skeleton_ancestor_tree): New function.
655 (generate_skeleton_bottom_up): New function.
656 (generate_skeleton): New function.
657 (remove_child_or_replace_with_skeleton): New function.
658 (break_out_comdat_types): New function.
659 (struct decl_table_entry): New type.
660 (htab_decl_hash): New function.
661 (htab_decl_eq): New function.
662 (htab_decl_del): New function.
663 (copy_ancestor_tree): New function.
664 (copy_decls_walk): New function.
665 (copy_decls_for_unworthy_types): New function.
666 (build_abbrev_table): Don't assert on missing die_symbol when doing
667 comdat type sections.
668 (size_of_die): Use DW_FORM_sig8 for external references; Add
670 (unmark_dies): Don't assert for unmarked dies when doing comdat
672 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
673 (output_signature): New function.
674 (output_die): Likewise.
675 (output_compilation_unit_header): Mark output as DWARF version 3
676 even if generating DWARF 4.
677 (output_comdat_type_unit): New function.
678 (output_line_info): Mark output as DWARF version 3 even if generating
680 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
682 (dwarf2out_end_source_file): Likewise.
683 (prune_unused_types_walk_attribs): Don't follow references into
684 comdat type sections.
685 (prune_unused_types_mark): When generating type units, do not mark
686 children of non-defining declarations of types; do mark children of
688 (prune_unused_types): Process comdat type sections.
689 (htab_ct_hash): New function.
690 (htab_ct_eq): New function.
691 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
692 Add a pointer to the line table from type unit entries so
693 DW_AT_decl_file has meaning.
694 * varasm.c (default_elf_asm_named_section): Use identifier name as
695 comdat key instead of lang hook.
697 2009-10-02 Neil Vachharajani <nvachhar@google.com>
699 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
701 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/i386.md (divmod<mode>4) Macroize expander from
704 divmoddi4, divmodsi4 and divmodhi4 patterns using SWI248 macro.
705 (*divmod<mode>4): Macroize insn_and_split pattern from
706 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
707 and their corresponding splitters usign SWI248 macro. Split SImode
708 insn to generate cltd and DImode insn to generate cqto instead of
709 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
710 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
711 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
712 *divmodsi_noext patterns using SWI248 macro.
713 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
714 udivmodhi4 patterns using SWI248 macro.
715 (*udivmod<mode>4): Macroize insn_and_split pattern from
716 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
717 corresponding splitters using SWI248 macro.
718 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
719 *udivmodsi4_noext and *udivmodhi_noext patterns using SWI248 macro.
721 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
723 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
724 of zero-sized element is zero-sized regardless of its extent.
726 2009-10-02 Jakub Jelinek <jakub@redhat.com>
729 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
730 * configure: Regenerated.
731 * config.in: Regenerated.
732 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
733 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
734 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
735 not emitting .eh_frame, emit .cfi_sections .debug_frame
740 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
741 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
743 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
744 vars use DECL_RTL with resetting it back to NULL afterwards.
745 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
746 rtx_equal_p instead of asserting it is a SYMBOL_REF.
747 (value_format): For dw_val_class_addr only use DW_FORM_addr if
748 the attribute type allows it, otherwise use DW_FORM_dataN.
749 (mem_loc_descriptor): Handle CONST_STRING.
750 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
751 Handle MEM with CONST_STRING address using add_AT_string.
752 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
753 CONST_STRING for const arrays initialized with a string literal.
754 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
755 (dwarf2out_finish): Call resolve_addr.
757 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
758 Maxim Kuvyrkov <maxim@codesourcery.com>
760 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
762 2009-10-02 Nick Clifton <nickc@redhat.com>
764 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
765 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
767 2009-10-01 Jan Hubicka <jh@suse.cz>
769 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
770 (cgraph_create_virtual_clone): Just pass redirect_callers
772 * cgraph.h (cgraph_clone_node): Update prototype.
773 * ipa-pure-const.c (self_recursive_p): New function.
775 * ipa-inline.c (cgraph_clone_inlined_nodes,
776 cgraph_decide_recursive_inlining): Update.
778 2009-10-01 David Daney <ddaney@caviumnetworks.com>
780 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
781 instructions for TARGET_OCTEON.
783 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
785 * config/arm/arm.c (arm_override_options): Turn off
786 flag_dwarf2_cfi_asm for AAPCS variants.
788 2009-10-01 Martin Jambor <mjambor@suse.cz>
791 * tree-sra.c (convert_callers): Do not call
792 compute_inline_parameters on one caller more than once.
794 2009-10-01 Nick Clifton <nickc@redhat.com>
796 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
797 an empty string if not already defined.
799 2009-10-01 Martin Jambor <mjambor@suse.cz>
802 * tree-sra.c (is_va_list_type): New function.
803 (find_var_candidates): Call is_va_list_type.
804 (find_param_candidates): Check that the type or the type pointed
805 to are not va_list types.
807 2009-10-01 Martin Jambor <mjambor@suse.cz>
810 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
811 DECL_ARTIFICIAL (param_decl) is true.
813 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
815 * tree.h (tree_decl_common::lang_flag_8): New.
816 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
818 * c-common.h (RID_CONSTEXPR): New.
820 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
822 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
823 Use ref-all pointers.
824 (alpha_gimplify_va_arg): Ditto.
826 2009-09-30 Jakub Jelinek <jakub@redhat.com>
829 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
830 before insn counting loop now that BB_END (bb) is counted. Ensure
831 the return value isn't zero.
833 2009-09-30 Nick Clifton <nickc@redhat.com>
835 * config.gcc (sh-symbianelf): Replace definition of extra_objs
836 with separate definitions of c_target_objs and cxx_target_objs.
837 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
839 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
840 sh_symbian_import_export_class.
841 * config/sh/sh-protos.h: Fix names of exported symbian functions.
842 * config/sh/symbian.c: Delete, moving code into...
843 * config/sh/symbian-base.c: ... here
844 * config/sh/symbian-c.c: ... and here
845 * config/sh/symbian-cxx.c: ... and here.
847 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
850 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
851 of plus RTX into register.
853 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
855 * doc/install.texi: Linguistic and markup fixes.
856 (Configuration) <--disable-cpp>: Remove description.
857 <--enable-maintainer-mode>: Autotools files are affected, too.
858 <--with-sysroot>: Improve description.
859 (Building): Bump required GNU make version.
861 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
863 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
866 * config/i386/fma4intrin.h: New file, provide common x86 compiler
867 intrinisics for FMA4.
868 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
869 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
870 Add FMA4 check and fma4intrin.h.
871 * config/i386/i386-c.c(ix86_target_macros_internal): Check
873 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
874 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
875 constant for FMA4 support.
876 (UNSPEC_FMA4_FMADDSUB): Ditto.
877 (UNSPEC_FMA4_FMSUBADD): Ditto.
878 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
879 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
880 (ix86_expand_fma4_multiple_memory): Ditto.
881 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
882 (OPTION_MASK_ISA_FMA4_UNSET): New.
883 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
884 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
885 (ix86_handle_option): Handle -mfma4.
886 (isa_opts): Handle -mfma4.
887 (enum pta_flags): Add PTA_FMA4.
888 (override_options): Add FMA4 support.
889 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
890 (IX86_BUILTIN_VFMADDSD): Ditto.
891 (IX86_BUILTIN_VFMADDPS): Ditto.
892 (IX86_BUILTIN_VFMADDPD): Ditto.
893 (IX86_BUILTIN_VFMSUBSS): Ditto.
894 (IX86_BUILTIN_VFMSUBSD): Ditto.
895 (IX86_BUILTIN_VFMSUBPS): Ditto.
896 (IX86_BUILTIN_VFMSUBPD): Ditto.
897 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
898 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
899 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
900 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
901 (IX86_BUILTIN_VFNMADDSS): Ditto.
902 (IX86_BUILTIN_VFNMADDSD): Ditto.
903 (IX86_BUILTIN_VFNMADDPS): Ditto.
904 (IX86_BUILTIN_VFNMADDPD): Ditto.
905 (IX86_BUILTIN_VFNMSUBSS): Ditto.
906 (IX86_BUILTIN_VFNMSUBSD): Ditto.
907 (IX86_BUILTIN_VFNMSUBPS): Ditto.
908 (IX86_BUILTIN_VFNMSUBPD): Ditto.
909 (IX86_BUILTIN_VFMADDPS256): Ditto.
910 (IX86_BUILTIN_VFMADDPD256): Ditto.
911 (IX86_BUILTIN_VFMSUBPS256): Ditto.
912 (IX86_BUILTIN_VFMSUBPD256): Ditto.
913 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
914 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
915 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
916 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
917 (IX86_BUILTIN_VFNMADDPS256): Ditto.
918 (IX86_BUILTIN_VFNMADDPD256): Ditto.
919 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
920 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
921 (enum multi_arg_type): New enum for describing the various FMA4
922 intrinsic argument types.
923 (bdesc_multi_arg): New table for FMA4 intrinsics.
924 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
925 (ix86_expand_multi_arg_builtin): New function for creating FMA4
927 (ix86_expand_builtin): Add FMA4 intrinsic support.
928 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
929 operand instructions.
930 (ix86_expand_fma4_multiple_memory): New function to split the
931 second memory reference from FMA4 instructions.
932 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
933 (ssemodesuffixf2s): Ditto.
934 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
936 (fma4_fmsub<mode>4): Ditto.
937 (fma4_fnmadd<mode>4): Ditto.
938 (fma4_fnmsub<mode>4): Ditto.
939 (fma4_vmfmadd<mode>4): Ditto.
940 (fma4_vmfmsub<mode>4): Ditto.
941 (fma4_vmfnmadd<mode>4): Ditto.
942 (fma4_vmfnmsub<mode>4): Ditto.
943 (fma4_fmadd<mode>4256): Ditto.
944 (fma4_fmsub<mode>4256): Ditto.
945 (fma4_fnmadd<mode>4256): Ditto.
946 (fma4_fnmsub<mode>4256): Ditto.
947 (fma4_fmaddsubv8sf4): Ditto.
948 (fma4_fmaddsubv4sf4): Ditto.
949 (fma4_fmaddsubv4df4): Ditto.
950 (fma4_fmaddsubv2df4): Ditto.
951 (fma4_fmsubaddv8sf4): Ditto.
952 (fma4_fmsubaddv4sf4): Ditto.
953 (fma4_fmsubaddv4df4): Ditto.
954 (fma4_fmsubaddv2df4): Ditto.
955 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
956 instructions for intrinsics.
957 (fma4i_fmsub<mode>4): Ditto.
958 (fma4i_fnmadd<mode>4): Ditto.
959 (fma4i_fnmsub<mode>4): Ditto.
960 (fma4i_vmfmadd<mode>4): Ditto.
961 (fma4i_vmfmsub<mode>4): Ditto.
962 (fma4i_vmfnmadd<mode>4): Ditto.
963 (fma4i_vmfnmsub<mode>4): Ditto.
964 (fma4i_fmadd<mode>4256): Ditto.
965 (fma4i_fmsub<mode>4256): Ditto.
966 (fma4i_fnmadd<mode>4256): Ditto.
967 (fma4i_fnmsub<mode>4256): Ditto.
968 (fma4i_fmaddsubv8sf4): Ditto.
969 (fma4i_fmaddsubv4sf4): Ditto.
970 (fma4i_fmaddsubv4df4): Ditto.
971 (fma4i_fmaddsubv2df4): Ditto.
972 (fma4i_fmsubaddv8sf4): Ditto.
973 (fma4i_fmsubaddv4sf4): Ditto.
974 (fma4i_fmsubaddv4df4): Ditto.
975 (fma4i_fmsubaddv2df4): Ditto.
977 * doc/invoke.texi (-mfma4): Add documentation.
978 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
980 2009-09-29 Richard Henderson <rth@redhat.com>
982 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
983 an edge to the new destination block.
985 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
988 * pa.c (hppa_profile_hook): Use
989 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
991 2009-09-29 Steve Ellcey <sje@cup.hp.com>
992 Alexander Monakov <amonakov@ispras.ru>
995 * config/ia64/predicates.md (not_postinc_destination_operand): New.
996 (not_postinc_memory_operand): New.
997 (not_postinc_move_operand): New.
998 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
999 (*cmovsi_internal): Ditto.
1001 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1003 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1004 restrict issue_rate in first pass when scheduling for register
1007 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1008 Rafael Avila de Espindola <espindola@google.com>
1010 * gengtype.c (plugin_output): New.
1011 (get_output_file_with_visibility): Return plugin_output for plugins.
1012 (main): Parse and use the -P option.
1013 * gty.texi: Update the command line format.
1015 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1018 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1020 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1021 out if !const_ok_for_output.
1024 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1025 case VAR_LOCATION>: Remove gcc_unreachable ().
1027 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1029 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1030 (x86_64-*-*): Ditto.
1031 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1032 back to smmintrin.h.
1033 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1034 * config/i386/x86intrin.h: Remove SSE5.
1035 * config/i386/mmintrin-common.h: Delete file.
1036 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1038 2009-09-29 Richard Guenther <rguenther@suse.de>
1040 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1041 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1043 2009-09-29 Nick Clifton <nickc@redhat.com>
1045 * function.c (current_function_name): If there is no current
1046 function just return "<none>".
1048 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1050 * tree-pass.h (register_pass_info): New structure.
1051 (pass_positioning_ops): Move enum from gcc-plugin.h.
1052 (register_pass): New function.
1053 * gcc-plugin.h (plugin_pass): Delete structure.
1054 (pass_positioning_ops): Delete enum.
1055 * plugin.c (regsiter_pass): Delete function.
1056 (position_pass): Delete function.
1057 (added_pass_nodes): Delete variable.
1058 (prev_added_pass_nodes): Delete variable.
1059 (pass_list_node): Delete structure.
1060 * passes.c (make_pass_instance): New function.
1061 (next_pass_1): Change to call make_pass_instance.
1062 (pass_list_node): Move structure from gcc-plugin.h.
1063 (added_pass_nodes): Move variable from plugin.c.
1064 (prev_added_pass_nodes): Move variable from plugin.c.
1065 (position_pass): New function.
1066 (register_pass): New function.
1068 2009-09-28 Easwaran Raman <eraman@google.com>
1070 * ifcvt.c (noce_try_abs): Recognize pattern and call
1071 expand_one_cmpl_abs_nojump.
1072 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1073 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1075 2009-09-28 Ian Lance Taylor <iant@google.com>
1078 * c-opts.c (c_common_handle_option): Don't set
1079 warn_jump_misses_init for -Wall.
1080 * doc/invoke.texi (Warning Options): Update documentation.
1082 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1084 * Makefile.in ($(out_object_file)): Depend on
1085 gt-$(basename $(notdir $(out_file))).h.
1087 2009-09-28 Richard Henderson <rth@redhat.com>
1089 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1090 * except.c (gen_eh_region): Set it.
1091 (duplicate_eh_regions_1): Copy it.
1092 * tree-eh.c (lower_resx): Use it to determine which function
1095 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1096 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1097 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1098 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1099 BUILT_IN_CXA_END_CLEANUP if necessary.
1101 * c-common.c (c_define_builtins): Update call to
1102 build_common_builtin_nodes.
1104 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1106 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1108 2009-09-28 Michael Matz <matz@suse.de>
1110 * builtins.c (interclass_mathfn_icode): New helper.
1111 (expand_builtin_interclass_mathfn): Use it here, and split folding
1113 (fold_builtin_interclass_mathfn): ... this new folder.
1114 (build_call_nofold_loc): New static helper.
1115 (build_call_nofold): New wrapper macro for above.
1116 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1117 (expand_builtin_pow): Ditto.
1118 (expand_builtin_memset_args): Ditto.
1119 (expand_builtin_printf): Ditto.
1120 (expand_builtin_fprintf): Ditto.
1121 (expand_builtin_sprintf): Ditto.
1122 (expand_builtin_memory_chk): Ditto.
1123 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1124 (expand_builtin_stpcpy): Ditto.
1125 (expand_builtin_strcmp): Ditto.
1126 (expand_builtin_strncmp): Ditto.
1127 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1128 (expand_builtin_strcpy_args): Don't call folders.
1129 (expand_builtin_memcmp): Ditto.
1130 (expand_builtin_strncpy): Ditto, and use target.
1131 (expand_builtin_memcpy): Ditto.
1132 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1133 expand_builtin_strpbrk, expand_builtin_memmove,
1134 expand_builtin_memmove_args, expand_builtin_bcopy,
1135 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1136 expand_builtin_strspn, expand_builtin_strcspn,
1137 expand_builtin_fputs): Remove these.
1138 (expand_builtin): Don't call the above, change calls to other
1139 expanders that changed prototype.
1140 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1141 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1142 fold_builtin_interclass_mathfn.
1143 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1144 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1146 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1147 * passes.c (init_optimization_passes): Move pass_fold_builtins
1148 after last phiopt pass.
1149 * tree-inline.c (fold_marked_statements): When folding builtins
1150 iterate over all instruction potentially generated.
1151 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1153 (fold_gimple_call): Use it to always fold calls (into potentially
1154 multiple instructions).
1155 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1156 calls into zero at this time.
1157 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1158 statements generated by builtin folding.
1160 2009-09-28 Nick Clifton <nickc@redhat.com>
1162 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1165 2009-09-28 Duncan Sands <baldrick@free.fr>
1167 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1168 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1169 (register_callback): Dispatch it.
1170 (invoke_plugin_callbacks): Incorporate in sanity check.
1171 * ggc.h (ggc_register_cache_tab): Add declaration.
1172 * ggc-common.c (ggc_register_root_tab): Simplify.
1173 (const_ggc_cache_tab_t): New typedef.
1174 (extra_cache_vec): New vector of dynamically added cache tables.
1175 (ggc_register_cache_tab): New function.
1176 (ggc_scan_cache_tab): New function.
1177 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1178 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1180 2009-09-27 Richard Henderson <rth@redhat.com>
1182 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1183 which we remove __builtin_stack_restore.
1185 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1187 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1188 to test for GRD_INVARIANT.
1189 (simple_rhs_p): Anything that's function_invariant_p is fine.
1191 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1193 * gengtype.c (main): Use plunge_files instead of plugin_output.
1195 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1196 Rafael Avila de Espindola <espindola@google.com>
1198 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1199 Don't print pch related info if it is false.
1200 (main): Don't print pch info in plugin mode.
1202 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1204 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1205 with dw_val_class_const_double.
1206 (struct dw_val_struct): Replace val_long_long with val_double and
1207 adjust for above change.
1208 (output_loc_operands): Likewise.
1209 (add_AT_long_long): Rename into...
1210 (add_AT_double): ...this.
1211 (print_die): Replace dw_val_class_long_long with
1212 dw_val_class_const_double and adjust.
1213 (attr_checksum): Likewise.
1214 (same_dw_val_p): Likewise.
1215 (size_of_die): Likewise.
1216 (value_format): Likewise.
1217 (output_die): Likewise.
1218 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1219 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1220 instead of add_AT_long_long.
1221 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1222 value with the precision of its type.
1224 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1227 * c-typeck.c (build_conditional_expr): Use the readonly and
1228 volatile flags of the operand types, not of the operands itself.
1230 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1232 collect2.c (main): Look for -brtl before adding libraries.
1234 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1236 * config.gcc: Update OpenBSD targets.
1237 * config/openbsd-stdint.h: New file.
1238 * config/openbsd-libpthread.h: New file.
1239 * config/openbsd.h: Update and break out LIB_SPEC definition.
1240 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1241 * config/i386/openbsdelf.h: Correct types.
1242 * config/m68k/openbsd.h: Likewise.
1243 * config/mips/openbsd.h: Likewise.
1244 * config/vax/openbsd.h: Likewise.
1246 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1248 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1249 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1250 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1251 of the length and zero.
1253 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1255 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1256 (FLAGS_H): Add options.h $(REAL_H).
1257 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1258 (TREE_VECTORIZER_H): New.
1259 (EBITMAP_H): Renamed from EBIMAP_H.
1260 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1261 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1262 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1263 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1264 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1265 (graphite-clast-to-gimple.o, graphite-dependences.o)
1266 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1267 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1268 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1269 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1270 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1271 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1272 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1273 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1274 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1275 updated and fixed as per above changes and per
1276 check_makefile_deps.sh output.
1279 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1280 * configure: Regenerate.
1282 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1284 * doc/install.texi: Update minimum MPC version to 0.7.
1286 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1288 * doc/install.texi (Binaries): Remove reference to the binary
1289 distribution CD-ROM from the FSF.
1291 2009-09-26 Michael Matz <matz@suse.de>
1295 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1296 that are mentioned in the body.
1298 2009-09-26 Michael Matz <matz@suse.de>
1300 PR tree-optimization/41454
1301 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1302 (tree_ssa_dominator_optimize): Don't allocate and free it.
1303 (dom_opt_leave_block): Don't iterate over it.
1304 (eliminate_redundant_computations): Don't return a value.
1305 (cprop_operand, cprop_into_stmt): Ditto.
1306 (optimize_stmt): Don't defer updating stmts.
1308 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1310 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1311 generic_parameter_die, template_parameter_pack_die,
1312 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1313 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1314 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1316 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1318 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1319 * config/v850/v850.c (v850_function_value): New function.
1320 (TARGET_FUNCTION_VALUE): Define.
1322 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1324 * tree-vect-stmts.c (vectorizable_call): Call
1325 mark_symbols_for_renaming after vect_finish_stmt_generation.
1327 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1328 to loc_descriptor_from_tree.
1329 (add_location_or_const_value_attribute): Pass 0 instead of 2
1330 for decl_by_reference_p decls.
1332 2009-09-25 Richard Guenther <rguenther@suse.de>
1335 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1338 2009-09-25 Ben Elliston <bje@au.ibm.com>
1340 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1343 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1345 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1346 form of instruction.
1348 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1351 * fold-const.c (const_binop): Handle complex int division.
1352 * tree-complex.c (expand_complex_div_straight,
1353 expand_complex_div_wide): Update comments.
1355 2009-09-24 DJ Delorie <dj@redhat.com>
1358 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1359 (reg_class): Likewise.
1360 (REG_CLASS_NAMES): Likewise.
1361 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1363 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1366 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1368 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1369 Delete VSX load/store with update support.
1370 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1371 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1375 (VStype_load_update): Ditto.
1376 (VStype_store_update): Ditto.
1377 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1378 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1380 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1381 load/store with update builtins.
1383 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1385 * libgcc2.c (L_trampoline): Prototype for getpagesize
1386 and mprotect in WINNT case.
1388 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1390 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1391 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1392 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1393 'outgoing' argument.
1394 (TARGET_FUNCTION_VALUE): Define.
1396 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1398 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1400 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1403 * common.opt: Initialize dwarf_strict to -1.
1404 * toplev.c (process_options): Catch unset dwarf_strict
1405 and set to 0 for all targets not overriding.
1406 * config/darwin.c (darwin_override_options): Catch unset
1407 dwarf_strict and override to 1.
1409 2009-09-24 Jeff Law <law@redhat.com>
1411 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1413 2009-09-24 Richard Guenther <rguenther@suse.de>
1415 PR tree-optimization/36143
1416 PR tree-optimization/38747
1417 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1418 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1420 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1423 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1424 return false instead of gcc_unreachable (). For CONST return the
1425 value returned by recursive call instead of always returning true.
1426 (tree_add_const_value_attribute): Return the value returned by
1427 add_const_value_attribute instead of always returning true if rtl
1430 2009-09-23 Justin Seyster <jrseys@gmail.com>
1432 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1434 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1436 * cgraphunit.c (cgraph_lower_function): Revert last change.
1437 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1438 instead of DECL_NO_STATIC_CHAIN.
1439 * tree-cfg.c (verify_gimple_call): Likewise.
1440 * tree-nested.c (get_chain_decl, get_chain_field,
1441 convert_tramp_reference_op, convert_gimple_call): Likewise.
1442 (convert_all_function_calls): Likewise. Always set or clear
1443 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1444 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1445 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1447 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1448 DECL_NO_STATIC_CHAIN.
1449 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1450 instead of DECL_NO_STATIC_CHAIN.
1451 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1452 decl_function_context.
1453 * varasm.c (initializer_constant_valid_p): Likewise.
1454 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1455 (DECL_STATIC_CHAIN): ... this.
1456 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1457 instead of DECL_NO_STATIC_CHAIN.
1459 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1460 Rafael Avila de Espindola <espindola@google.com>
1462 * gengtype.c (nb_plugin_files): Make it unsigned to match
1463 num_gt_files. Adjust other variables to avoid warnings.
1464 (main): Allocate an all zero lang_bitmap before each plugin file name
1465 to match regular file names.
1467 2009-09-23 Richard Henderson <rth@redhat.com>
1469 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1470 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1471 static chain passed in memory.
1472 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1473 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1474 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1475 STATIC_CHAIN_REGNUM defined.
1477 * config/picochip/picochip-protos.h: s/class/klass/.
1478 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1479 (picochip_static_chain): New.
1480 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1481 (STATIC_CHAIN_INCOMING): Remove.
1483 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1484 (xtensa_static_chain): New.
1485 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1487 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1489 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1490 * config/pa/pa-protos.h (function_value): Remove.
1491 * config/pa/pa.c (pa_function_value): Rename from function_value.
1492 Make static, add 'outgoing' argument.
1493 (TARGET_FUNCTION_VALUE): Define.
1495 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1497 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1498 instead of cfun->machine->is_leaf.
1499 * config/avr/avr.h (machine_function): Remove is_leaf field.
1501 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1504 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1505 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1506 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1507 the same size, prefer DW_OP_stack_value.
1508 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1509 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1511 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1514 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1516 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1519 * cfgexpand.c (convert_debug_memory_address): New.
1520 (expand_debug_expr): Convert base address and offset to the same
1521 mode. Use it to convert addresses to other modes. Accept
1524 2009-09-23 Richard Guenther <rguenther@suse.de>
1526 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1527 produced for bigendian targets with promoted subregs.
1529 2009-09-23 Richard Guenther <rguenther@suse.de>
1531 * value-prof.c (gimple_ic): Purge old EH edges only after building
1534 2009-09-23 Nick Clifton <nickc@redhat.com>
1536 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1538 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1541 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1544 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1545 on non-nested functions.
1547 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1548 Jan Hubicka <jh@suse.cz>
1550 * dwarf2out.c (loc_list_plus_const): Only define if
1551 DWARF2_DEBUGGING_INFO.
1552 (address_of_int_loc_descriptor): Likewise.
1555 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1557 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1560 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1561 constant is more than zero.
1563 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1566 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1567 call final to emit non-scheduled prologue, instead insert at entry.
1569 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1570 Joseph S. Myers <joseph@codesourcery.com>
1572 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1574 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1575 Rafael Avila de Espindola <espindola@google.com>
1577 * gengtype.c (is_file_equal): New function.
1578 (close_output_files): Use is_file_equal. Free of->buf.
1580 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1581 Rafael Avila de Espindola <espindola@google.com>
1583 * gengtype.c (write_types, write_local): Add the output_header
1584 argument. Update all callers.
1586 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1588 * dwarf2out.c (template_parameter_pack_die,
1589 gen_formal_parameter_pack_die ): New functions.
1590 (make_ith_pack_parameter_name): Remove this function.
1591 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1592 DW_TAG_formal_parameter_pack.
1593 (gen_generic_params_dies): Represent each template parameter pack
1594 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1595 represented by usual DW_TAG_template_*_parameter DIEs that are
1596 children of the DW_TAG_template_parameter_pack element DIE.
1597 (generic_parameter_die): This doesn't deal with parameter pack
1598 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1599 of parameter pack DIEs.
1600 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1601 in certain cases, e.g. for pack elements.
1602 (gen_formal_types_die, gen_decl_die): Adjust usage of
1603 gen_formal_parameter_die.
1604 (gen_subprogram_die): Represent each function parameter pack by a
1605 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1606 represented by usual DW_TAG_formal_parameter DIEs that are children
1607 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1608 ____builtin_va_alist decls as no part of the compiler uses those
1610 * langhooks.h (struct lang_hooks_for_decls): Add
1611 function_parm_expanded_from_pack_p, get_generic_function_decl
1612 and function_parameter_pack_p hooks. Fix comment for
1613 get_innermost_generic_parms hook.
1614 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1615 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1616 macros and use them to initialize lang_hook.
1618 2009-09-22 Richard Henderson <rth@redhat.com>
1620 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1621 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1622 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1623 on TRAMPOLINE_TEMPLATE.
1624 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1625 TRAMPOLINE_ADJUST_ADDRESS.
1626 * targhooks.c (default_asm_trampoline_template): Remove.
1627 (default_trampoline_adjust_address): Remove.
1628 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1629 * targhooks.h: Update decls.
1631 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1633 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1634 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1635 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1637 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1640 * reload1.c (reload): Reset debug insns with pseudos without
1643 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1645 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1646 unconditional true for decimal float modes.
1647 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1648 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1650 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1652 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1653 Enable a new case for __FreeBSD__ >= 7.
1654 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1655 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1656 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1657 and USE_LD_AS_NEEDED.
1659 * doc/install.texi (*-*-freebsd*): Update target information.
1661 2009-09-22 Richard Guenther <rguenther@suse.de>
1664 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1665 arrays really properly.
1667 2009-09-22 Richard Henderson <rth@redhat.com>
1670 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1671 calls.static_chain, calls.trampoline_init,
1672 calls.trampoline_adjust_address.
1673 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1674 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1675 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1676 * builtins.c (expand_builtin_setjmp_receiver): Use
1677 targetm.calls.static_chain; only clobber registers.
1678 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1679 set up memory attributes properly for the trampoline block.
1680 (expand_builtin_adjust_trampoline): Use
1681 targetm.calls.trampoline_adjust_address.
1682 * calls.c (prepare_call_address): Add fndecl argument. Use
1683 targetm.calls.static_chain.
1684 * df-scan.c (df_need_static_chain_reg): Remove.
1685 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1686 consolodate static chain handling.
1687 * doc/tm.texi: Document new hooks.
1688 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1689 (init_emit_regs): Don't initialize them.
1690 * expr.h (prepare_call_address): Update decl.
1691 * final.c (profile_function): Use targetm.calls.static_chain.
1692 * function.c (expand_function_start): Likewise.
1693 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1694 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1695 only clobber registers.
1696 * targhooks.c (default_static_chain): New.
1697 (default_asm_trampoline_template, default_trampoline_init): New.
1698 (default_trampoline_adjust_address): New.
1699 * targhooks.h: Declare them.
1700 * varasm.c (assemble_trampoline_template): Use
1701 targetm.asm_out.trampoline_template. Make the memory block const
1704 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
1705 alpha_initialize_trampoline. Make static. Merge VMS parameter
1706 differences into the TARGET_ABI_OPEN_VMS code block.
1707 (TARGET_TRAMPOLINE_INIT): New.
1708 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
1709 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
1710 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
1711 (INITIALIZE_TRAMPOLINE): Remove.
1713 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
1714 (TRAMPOLINE_TEMPLATE): Merge with ...
1715 (INITIALIZE_TRAMPOLINE): ... this and move ...
1716 * config/arc/arc.c (arc_trampoline_init): ... here.
1717 (TARGET_TRAMPOLINE_INIT): New.
1719 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1720 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1721 (arm_asm_trampoline_template): New.
1722 (arm_trampoline_init, arm_trampoline_adjust_address): New.
1723 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
1724 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
1725 code to arm_asm_trampoline_template.
1726 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
1727 arm_trampoline_adjust_address.
1728 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
1729 adjust for target hook parameters.
1731 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
1734 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
1735 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
1736 (bfin_trampoline_init): Rename from initialize_trampoline;
1737 make static; update for target hook parameters.
1738 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1739 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
1740 bfin_asm_trampoline_template.
1741 (INITIALIZE_TRAMPOLINE): Remove.
1743 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1744 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
1745 cris_trampoline_init): New.
1746 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
1747 cris_asm_trampoline_template.
1748 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
1749 adjust for target hook parameters.
1751 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
1753 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1754 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
1755 fr30_trampoline_init): New.
1756 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
1757 fr30_asm_trampoline_template.
1758 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
1759 adjust for target hook parameters.
1761 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
1762 (frv_trampoline_init): Rename from frv_initialize_trampoline;
1763 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
1764 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
1765 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
1767 * config/h8300/h8300.c (h8300_trampoline_init): New.
1768 (TARGET_TRAMPOLINE_INIT): New.
1769 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
1770 to h8300_trampoline_init and adjust for hook parameters.
1772 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
1773 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
1774 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
1775 make static; adjust for hook parameters.
1776 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
1778 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1779 (TARGET_TRAMPOLINE_INIT): New.
1780 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
1781 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
1782 iq2000_asm_trampoline_template.
1783 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
1784 (TRAMPOLINE_CODE_SIZE): New.
1785 (TRAMPOLINE_SIZE): Use it.
1786 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
1788 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
1789 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
1790 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
1791 adjust for hook parameters.
1792 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
1794 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
1795 (m32r_trampoline_init): New.
1796 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
1797 m32r_trampoline_init.
1799 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
1800 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
1801 make static; update for hook parameters.
1802 * config/m68hc11/m68hc11-protos.h: Update.
1803 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
1805 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1806 (TARGET_TRAMPOLINE_INIT): New.
1807 (mcore_function_value): Fix typo.
1808 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
1809 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
1810 to mcore_asm_trampoline_template.
1811 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
1813 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
1814 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
1815 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
1816 update for hook parameters.
1817 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1819 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1820 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1821 mips_trampoline_init): New.
1822 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1823 mips_asm_trampoline_template.
1824 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1825 update for hook parameters.
1827 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1828 (TARGET_TRAMPOLINE_INIT): New.
1829 (mmix_trampoline_size): Remove.
1830 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1831 make static. Remove out-of-date tetra vs octa comment.
1832 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1833 make static; update for hook parameters.
1834 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1835 (INITIALIZE_TRAMPOLINE): Remove.
1836 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1837 (TRAMPOLINE_ALIGNMENT): New.
1838 * gcc/config/mmix/mmix-protos.h: Update.
1840 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1841 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1842 mn10300_trampoline_init): New.
1843 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1844 mn10300_asm_trampoline_template.
1845 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1847 * config/moxie/moxie.c (moxie_static_chain,
1848 moxie_asm_trampoline_template, moxie_trampoline_init,
1849 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1850 TARGET_TRAMPOLINE_INIT): New.
1851 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1852 moxie_trampoline_init.
1853 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1854 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1856 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1857 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1858 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1859 pa_trampoline_adjust_address): New.
1860 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1861 pa_asm_trampoline_template.
1862 (TRAMPOLINE_ALIGNMENT): New.
1863 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1864 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1865 adjust for hook parameters.
1866 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1868 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1869 (TARGET_TRAMPOLINE_INIT): New.
1870 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1871 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1873 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1875 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1876 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1877 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1878 make static; adjust parameters for the hook.
1879 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1881 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1882 s390_trampoline_template; make static.
1883 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1884 make static; adjust for target hook.
1885 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1886 * config/s390/s390-protos.h: Remove trampoline decls.
1887 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1888 (TRAMPOLINE_TEMPLATE): Remove.
1889 (TRAMPOLINE_ALIGNMENT): New.
1891 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1892 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1893 (TARGET_TRAMPOLINE_INIT): New.
1894 (score_asm_trampoline_template): New.
1895 (score_trampoline_init): Rename from score_initialize_trampoline;
1896 make static; adjust for hook parameters.
1897 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1898 score[37]_asm_trampoline_template.
1899 (INITIALIZE_TRAMPOLINE): Remove.
1900 * config/score/score3.c (score3_asm_trampoline_template): New.
1901 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1902 adjust for target hook.
1903 * config/score/score7.c (score7_asm_trampoline_template): New.
1904 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1905 adjust for target hook.
1906 * config/score/score3.h, config/score/score7.h: Update.
1908 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1909 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1910 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1911 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1912 make static; adjust for target hook parameters.
1913 (sh_trampoline_adjust_address): New.
1914 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1915 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1917 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1918 (sparc32_initialize_trampoline): Rename from
1919 sparc_initialize_trampoline; make static; replace tramp parameter
1920 with m_tramp and update memory accesses.
1921 (sparc64_initialize_trampoline): Similarly.
1922 (sparc_trampoline_init): New.
1923 * config/sparc/sparc-protos.h: Remove trampoline decls.
1924 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1925 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1927 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1928 (array_to_constant): Make ARR parameter const.
1929 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1930 make static; update for hook parameters.
1931 * config/spu/spu-protos.h: Update decls.
1932 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1934 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1935 from xstormy16_initialize_trampoline; make static; update for
1937 (TARGET_TRAMPOLINE_INIT): New.
1938 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1940 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1941 (TARGET_TRAMPOLINE_INIT): New.
1942 (v850_can_eliminate): Make static.
1943 (v850_asm_trampoline_template, v850_trampoline_init): New.
1944 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1945 v850_asm_trampoline_template.
1946 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1947 and adjust for target hook parameters.
1949 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1950 (TARGET_TRAMPOLINE_INIT): New.
1951 (vax_asm_trampoline_template, vax_trampoline_init): New.
1952 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1953 vax_asm_trampoline_template.
1954 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
1956 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1957 (TARGET_TRAMPOLINE_INIT): New.
1958 (xtensa_asm_trampoline_template): Rename from
1959 xtensa_trampoline_template; make static.
1960 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
1961 make static; update for hook parameters.
1962 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
1963 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
1964 (INITIALIZE_TRAMPOLINE): Remove.
1966 * config/i386/i386.c (ix86_function_regparm): Do not issue an
1967 error for nested functions with regparm=3.
1968 (ix86_compute_frame_layout): Adjust frame pointer offset for
1969 ix86_static_chain_on_stack.
1970 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
1971 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
1972 don't reset to UNITS_PER_WORD.
1973 (ix86_emit_leave): Adjust ix86_cfa_state.
1974 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
1975 (ix86_static_chain): New.
1976 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
1977 make static; update for target hook parameters; use ix86_static_chain.
1978 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1979 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
1980 (INITIALIZE_TRAMPOLINE): Remove.
1981 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
1982 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
1983 to the end. Add static_chain_on_stack.
1984 (ix86_static_chain_on_stack): New.
1986 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
1987 (m68k_output_mi_thunk): Don't use static_chain_rtx.
1988 (m68k_trampoline_init): New.
1989 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
1990 m68k_trampoline_init and adjust for hook parameters.
1991 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
1992 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
1994 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1996 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
1997 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
1999 * reload1.c (reload): Call wrap_constant when substituting
2000 reg for equiv inside of DEBUG_INSNs.
2003 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2004 add_call_src_coords_attributes, add_high_low_attributes,
2005 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2006 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2007 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2008 when -gdwarf-2 -gstrict-dwarf.
2009 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2010 -gdwarf-[23] -gstrict-dwarf.
2011 (address_of_int_loc_descriptor, loc_descriptor,
2012 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2013 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2014 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2016 2009-09-22 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/41428
2019 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2020 (ccp_finalize): Pass it to substitute_and_fold.
2022 2009-09-22 Richard Guenther <rguenther@suse.de>
2024 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2025 (substitute_and_fold): Adjust prototype.
2026 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2027 (simplify_stmt_using_ranges): Likewise.
2028 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2029 (vrp_fold_stmt): New function.
2030 (vrp_finalize): Pass it to substitute_and_fold.
2031 * tree-flow.h (vrp_evaluate_conditional): Remove.
2032 (simplify_stmt_using_ranges): Likewise.
2033 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2034 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2035 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2037 (fold_predicate_in): Move to tree-vrp.c.
2038 (substitute_and_fold): Use the callback instead of calling into
2039 tree-vrp.c functions directly.
2041 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2043 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2044 comparison warning on rs6000.
2047 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2048 GIMPLE_EH_MUST_NOT_THROW cleanup.
2049 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2051 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2054 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2055 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2056 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2057 libSystem which is derived from the gcc 4.2.1 unwinder.
2059 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2062 * varasm.c (default_encode_section_info): Copy TLS model into
2063 sym_ref flags regardless of backend support for TLS, for all
2064 model types except TLS_MODEL_EMULATED.
2066 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2069 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2070 we can handle it correctly.
2072 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2074 * doc/install.texi (os2): Remove section.
2076 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2078 * doc/standards.texi (Objective-C): Adjust two URLs.
2080 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2082 * tree-tailcall.c (process_assignment): Don't check if a
2083 multiplication or an addition are already present.
2084 (find_tail_calls): Combine multiple additions and multiplications.
2085 (adjust_accumulator_values): Emit accumulators.
2087 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2089 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2090 xmm register restore.
2092 2009-09-21 Jan Hubicka <jh@suse.cz>
2094 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2095 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2098 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2100 * stor-layout.c (layout_type): Remove obsolete code.
2102 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2105 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2107 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2110 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2111 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2112 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2113 * fold-const.c (const_binop): Likewise.
2114 * real.h (do_mpc_arg2): Update prototype.
2116 2009-09-20 Jan Hubicka <jh@suse.cz>
2118 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2119 (add_location_or_const_value_attribute): Rewrite using
2121 (tree_add_const_value_attribute): Return true if successful.
2122 (tree_add_const_value_attribute_for_decl): Likewise.
2124 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2125 (loc_descriptor): ... here;
2126 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2127 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2128 pool items that was not marked for output.
2129 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2130 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2131 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2132 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2133 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2134 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2135 DW_OP_stack_value to get address of items that are not available
2137 (dw_loc_list): Handle single element lists correctly.
2139 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2140 Pascal Obry <obry@adacore.com>
2142 * unwind-dw2-fde.c (classify_object_over_fdes):
2143 Cast the constant 1 to _Unwind_Ptr.
2144 (add_fdes): Likewise.
2145 (linear_search_fdes): Likewise.
2147 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2149 * stor-layout.c (set_sizetype): Avoid useless type copy.
2151 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2153 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2155 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2156 * configure, config.in: Regenerate.
2157 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2159 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2160 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2161 for global data if the output could be used in a shared library.
2162 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2163 to 0 if TARGET_WRITABLE_EH_FRAME.
2165 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2167 PR rtl-optimization/39886
2168 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2169 just when insn is equal to BB_END (bb).
2171 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2173 * config/mips/mips.opt (mrelax-pic-calls): New option.
2174 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2176 (mips_unspec_call): Change "unspec_call" expander into this.
2177 (mips_strip_unspec_call): New function.
2178 (mips_got_load): Call mips_unspec_call instead of
2179 gen_unspec_call<mode>.
2180 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2182 (mips_cfg_in_reorg): New function.
2183 (mips16_lay_out_constants): Use it to decide whether to call
2184 CFG-aware insn splitting.
2185 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2186 mips_reorg. Move DF set-up code from here ...
2187 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2189 (mips_reorg): Call mips_df_reorg instead of
2190 r10k_insert_cache_barriers. Move CFG set-up code here from
2191 r10k_insert_cache_barriers.
2192 (mips_call_expr_from_insn): New function.
2193 (mips_pic_call_symbol_from_set): Likewise.
2194 (mips_find_pic_call_symbol): Likewise.
2195 (mips_annotate_pic_call_expr): Likewise.
2196 (mips_get_pic_call_symbol): Likewise.
2197 (mips_annotate_pic_calls): Likewise.
2198 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2200 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2201 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2202 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2204 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2205 (unspec_call<mode>): Remove it.
2206 (sibcall_internal, sibcall_value_internal,
2207 sibcall_value_multiple_internal, call_internal, call_split,
2208 call_value_internal, call_value_split,
2209 call_value_multiple_internal, call_value_multiple_split): Pass
2210 SIZE_OPNO to MIPS_CALL.
2211 (call_internal_direct, call_direct_split,
2212 call_value_internal_direct, call_value_direct_split): Pass -1 as
2213 SIZE_OPNO to MIPS_CALL.
2214 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2215 * configure: Regenerate.
2216 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2217 and -mno-relax-pic-calls.
2218 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2220 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2223 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2224 in the directory this rule is called from, rather than the
2225 toplevel 'gcc' directory, to fix in-tree build.
2227 2009-09-19 Chris Demetriou <cgd@google.com>
2229 PR preprocessor/28435:
2230 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2231 to cpplib that the preprocessor output is needed.
2233 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2235 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2236 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2237 *return_and_restore_fpregs_<mode>,
2238 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2241 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2242 instead of assuming it has always a REG inside of it.
2244 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2246 * config/freebsd.h: Update comment on types.
2247 (WINT_TYPE): Define.
2249 2009-09-18 Jason Merrill <jason@redhat.com>
2251 * c.opt: Add -fno-deduce-init-list.
2253 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2255 * value-prof.c (interesting_stringop_to_profile_p): Added output
2256 argument to indicate which parameter is the size parameter.
2257 * value-prof.c (gimple_stringop_fixed_value): Use
2258 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2259 * value-prof.c (gimple_stringops_transform): Update call sites to
2260 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2262 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2265 From David Binderman <dcb314@hotmail.com>:
2266 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2267 local variable f. Remove stale comments.
2268 (ix86_compute_frame_layout): Remove useless local variable total_size.
2269 Remove #if 0'd code.
2270 (legitimate_address_p): Remove useless local variables
2271 reason_rtx and reason.
2272 (ix86_split_copysign_const): Remove useless local variable op1.
2273 (scale_counter): Remove useless local variable piece_size_mask.
2275 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2277 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2280 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2283 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2285 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2287 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2290 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2292 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2293 DW_OP_implicit_value even without dwarf_version 4.
2295 2009-09-17 Jan Hubicka <jh@suse.cz>
2297 * dwarf2out.c: Include tree-pass.h and gimple.h.
2298 (loc_list_plus_const): New function.
2299 (loc_descriptor_from_tree_1): Rename to ...
2300 (loc_descriptor_from_tree): ... remove original.
2301 (loc_list_from_tree): New function.
2302 (add_AT_location_description): Accept location list.
2303 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2304 (concatn_mem_loc_descriptor): Remove.
2305 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2307 (secname_for_decl): Move up.
2308 (hidden_reference_p): New function; break out from ...
2309 (loc_by_refernece): ... here; move up.
2310 (dw_loc_list): New function.
2311 (single_element_loc_list): New function.
2312 (single_element_loc_list_p): New function.
2313 (add_loc_descr_to_each): New function.
2314 (add_loc_list): New function.
2315 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2316 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2317 add diagnostics why expansion failed.
2318 (add_location_or_const_value_attribute): Support location lists.
2319 (add_bound_info): Likewise.
2320 (descr_info_loc): Update call of loc_descriptor_from_tree.
2321 (gen_variable_die): Work on location lists.
2322 * final.c (pass_final): Add dump file.
2323 * Makefile.in (dwarf2out.o): Add new dependencies.
2325 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2328 * real.c decimal_from_integer, decimal_integer_string): New.
2329 (real_from_integer): Use them as special case for decimal float.
2330 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2331 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2332 Do not append zero after the decimal point in string to convert.
2334 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2336 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2337 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2339 2009-09-17 Martin Jambor <mjambor@suse.cz>
2341 * common.opt (fipa-sra): New switch.
2342 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2343 * timevar.def (TV_IPA_SRA): New timevar.
2344 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2345 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2346 * tree-sra.c: Include cgraph.c.
2347 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2348 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2349 and grp_not_necessarilly_dereferenced.
2350 (func_param_count): New variable.
2351 (encountered_apply_args): New variable.
2352 (bb_dereferences): New variable.
2353 (final_bbs): New variable.
2354 (no_accesses_representant): New variable.
2355 (no_accesses_p): New function.
2356 (dump_access): Dump the new fields.
2357 (sra_initialize): Set encountered_apply_args to false.
2358 (get_ssa_base_param): New function.
2359 (mark_parm_dereference): New function.
2360 (create_access): Caring for INIDRECT_REFs and different handling of
2361 varialble length accesses in early IPA SRA. Store the stmt - a new
2362 parameter - to the new access.
2363 (build_access_from_expr_1): New parameter stmt, passed to
2364 create_access. Handle INDIRECT_REFs.
2365 (build_access_from_expr): Pass the current statement to
2366 build_access_from_expr_1.
2367 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2369 (build_accesses_from_assign): Pass the current statement to
2370 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2371 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2372 final_bbs when necessary. Check for calls to __builtin_apply_args.
2373 Fixup EH info if anythng was changed.
2374 (is_unused_scalar_param): New function.
2375 (ptr_parm_has_direct_uses): New function.
2376 (find_param_candidates): New function.
2377 (mark_maybe_modified): New function.
2378 (analyze_modified_params): New function.
2379 (propagate_dereference_distances): New function.
2380 (dump_dereferences_table): New function.
2381 (analyze_caller_dereference_legality): New function.
2382 (unmodified_by_ref_scalar_representative): New function.
2383 (splice_param_accesses): New function.
2384 (decide_one_param_reduction): New function.
2385 (enum ipa_splicing_result): New type.
2386 (splice_all_param_accesses): New function.
2387 (get_param_index): New function.
2388 (turn_representatives_into_adjustments): New function.
2389 (analyze_all_param_acesses): New function.
2390 (get_replaced_param_substitute): New function.
2391 (get_adjustment_for_base): New function.
2392 (replace_removed_params_ssa_names): New function.
2393 (sra_ipa_reset_debug_stmts): New function.
2394 (sra_ipa_modify_expr): New function.
2395 (sra_ipa_modify_assign): New function.
2396 (convert_callers): New function.
2397 (modify_function): New function.
2398 (ipa_sra_preliminary_function_checks): New function.
2399 (ipa_early_sra): New function.
2400 (ipa_early_sra_gate): New function.
2401 (pass_early_ipa_sra): New variable.
2402 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2404 2009-09-17 Michael Matz <matz@suse.de>
2407 * tree.c (build_type_attribute_qual_variant): Export.
2408 * tree.h (build_type_attribute_qual_variant): Declare.
2409 * tree-inline.c (remap_type_1): Use it to build variants with
2410 the original qualifiers and attributes.
2412 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2414 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2415 without a fallthrough edge.
2417 2009-09-16 DJ Delorie <dj@redhat.com>
2419 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2420 chip and ignore the "fast_interrupt" attribute if so.
2422 2009-09-16 Richard Henderson <rth@redhat.com>
2425 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2428 2009-09-16 Richard Henderson <rth@redhat.com>
2431 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2432 is set only if DECL_NO_STATIC_CHAIN is unset.
2433 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2434 (FOR_EACH_NEST_INFO): New.
2435 (walk_all_functions): Use it.
2436 (finalize_nesting_tree): Likewise.
2437 (unnest_nesting_tree): Likewise.
2438 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2439 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2440 (convert_gimple_call): Early out if gimple_call_chain already set.
2441 (convert_all_function_calls): Iterate until no new functions
2442 require a static chain.
2443 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2444 when building a trampoline. Use dump_function_to_file instead
2446 (lower_nested_functions): Open dump_file. Validate that decls
2447 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2448 bit reset by this pass.
2450 2009-09-16 Michael Matz <matz@suse.de>
2453 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2454 shorten decl_common_unused.
2455 (DECL_RESTRICTED_P): New accessor.
2456 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2457 to disambiguate marked decls and restrict pointers.
2459 2009-09-16 Richard Henderson <rth@redhat.com>
2462 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2464 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2466 * integrate.c (set_block_abstract_flags): Call
2467 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2469 2009-09-16 Richard Guenther <rguenther@suse.de>
2472 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2475 2009-09-16 DJ Delorie <dj@redhat.com>
2476 Kaz Kojima <kkojima@gcc.gnu.org>
2478 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2479 (sh_expand_prologue): Update calls to output_stack_adjust.
2480 (sh_expand_epilogue): Likewise.
2482 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2485 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2486 trying to limit the extent of searches in the insn stream.
2488 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2489 Jakub Jelinek <jakub@redhat.com>
2493 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2495 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2496 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2497 (rs6000_savres_strategy): Always save FP registers inline if the
2498 target doesn't support hardware double-precision. Set the above
2499 bits in return value when needed.
2500 (rs6000_savres_routine_sym): Fix computation for cache selector.
2501 Mark the generated symbol as a function. Rename exitp argument to
2502 lr. Move code for determining the name of the symbol...
2503 (rs6000_savres_routine_name): ...here. New function. Add cases for
2504 getting the names right on AIX and 64-bit Linux.
2505 (savres_routine_name): New variable.
2506 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2507 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2508 on what the target routine uses as a base register. If savep && lr
2509 describe saving of r0 into memory slot.
2510 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2511 line calls for AIX ABI.
2512 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2513 determine FP save/restore functions.
2514 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2515 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2517 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2518 Duplicate restoration of LR and execute the appropriate one
2519 depending on whether GPRs are being restored inline. Set r11 from
2520 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2521 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2522 Fix out of line calls for AIX ABI.
2523 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2525 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2527 (*restore_gpregs_spe): Likewise.
2528 (*return_and_restore_gpregs_spe): Likewise.
2529 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2530 Define to empty string unconditionally.
2531 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2532 Define to empty string unconditionally.
2533 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2536 2009-09-15 Jan Hubicka <jh@suse.cz>
2538 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2539 * params.def (inline-insns-auto): Likewise.
2541 2009-09-15 Martin Jambor <mjambor@suse.cz>
2543 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2544 individual statements only at TDF_DETAILS dump level. Format
2545 source for 80 characters per line.
2547 2009-09-15 Christian Bruel <christian.bruel@st.com>
2549 * regrename.c (do_replace): Update REG_DEAD notes.
2551 2009-09-15 Revital Eres <eres@il.ibm.com>
2553 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2554 * targhooks.c (default_builtin_support_vector_misalignment):
2555 New builtin function.
2556 * targhooks.h (default_builtin_support_vector_misalignment):
2558 * target.h (builtin_support_vector_misalignment):
2559 New field in struct gcc_target.
2560 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2561 new builtin function.
2562 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2564 * config/rs6000/rs6000.c
2565 (rs6000_builtin_support_vector_misalignment): New function.
2566 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2568 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2570 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2572 (bfin_optimize_loop): Likewise.
2573 (bfin_gen_bundles): Likewise.
2574 (workaround_speculation): Likewise.
2575 (find_load): Return NULL_RTX for debug_insn.
2577 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2579 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2582 2009-09-14 DJ Delorie <dj@redhat.com>
2584 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2585 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2588 2009-09-14 Richard Henderson <rth@redhat.com>
2589 Jakub Jelinek <jakub@redhat.com>
2591 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2592 * cfgbuild.c (make_edges): Handle asm goto.
2593 * cfglayout.c (fixup_reorder_chain): Likewise.
2594 * cfgrtl.c (patch_jump_insn): Likewise.
2595 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2596 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2597 (gimple_build_asm_vec): Add and use labels parameter.
2598 (gimple_build_asm): Remove.
2599 (walk_gimple_asm): Walk labels too.
2600 * gimple.def (GIMPLE_ASM): Update docs.
2601 * gimple.h: Update decls.
2602 (struct gimple_statement_asm): Change nc to use unsigned char;
2604 (gimple_asm_nlabels): New.
2605 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2606 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2607 into gimple_build_asm_vec.
2608 * jump.c (mark_jump_label_asm): New.
2609 (mark_jump_label): Use it.
2610 (redirect_jump_1): Handle asm goto.
2611 (invert_jump_1): Soft fail if X is null.
2612 * recog.c (extract_asm_operands): New.
2613 (asm_noperands): Use it; handle asm labels.
2614 (decode_asm_operands): Use extract_asm_operands.
2615 (asm_operand_ok): Properly handle empty string.
2616 * reg-stack.c (get_asm_operands_in_out): Rename from
2617 get_asm_operand_n_inputs; use extract_asm_operands; return both
2618 inputs and outputs by reference; update all callers.
2619 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2620 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2621 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2622 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2623 (extract_asm_operands): Declare.
2624 * stmt.c (expand_asm_operands): Add and use labels parameter.
2625 (check_unique_operand_names): Likewise.
2626 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2627 (expand_asm_stmt): Handle asm labels.
2628 * tree-cfg.c (make_gimple_asm_edges): New.
2629 (make_edges): Use it.
2630 (cleanup_dead_labels): Handle asm labels.
2631 (is_ctrl_altering_stmt): Likewise.
2632 (gimple_redirect_edge_and_branch): Likewise.
2633 * tree.def (ASM_EXPR): Add 5th operand.
2634 * tree.h (ASM_LABELS): New.
2635 (resolve_asm_operand_names): Update decl.
2637 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2638 (c_parser_asm_goto_operands): New.
2639 * c-tree.h (build_asm_expr): Update decl.
2640 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2641 * doc/extend.texi: Document asm goto.
2643 2009-09-14 Richard Henderson <rth@redhat.com>
2645 * except.h: Update declarations.
2646 (struct pointer_map_t): Forward declare.
2647 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2648 (struct eh_landing_pad_d, eh_landing_pad): New.
2649 (struct eh_catch_d, eh_catch): New.
2650 (struct eh_region_d): Remove next_region_sharing_label, aka,
2651 label, tree_label, landing_pad, post_landing_pad, resume,
2652 may_contain_throw. Rename region_number to index. Remove
2653 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2654 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2655 (VEC(eh_landing_pad,gc)): New.
2656 (struct eh_status): Remove last_region_number. Add lp_array,
2657 throw_stmt_table, ttype_data, ehspec_data.
2658 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2659 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2660 * except.c (lang_protect_cleanup_actions): Return tree.
2661 (struct ehl_map_entry): Remove.
2662 (init_eh_for_function): Push zero entries for region and lp_array.
2663 (gen_eh_region): Add to region_array immediately.
2664 (gen_eh_region_catch): Operate on eh_catch objects.
2665 (gen_eh_landing_pad): New.
2666 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2667 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2668 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2669 (get_eh_landing_pad_from_number_fn): New.
2670 (get_eh_landing_pad_from_number): New.
2671 (get_eh_region_from_lp_number_fn): New.
2672 (get_eh_region_from_lp_number): New.
2673 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2674 (get_exception_pointer, get_exception_filter): Remove.
2675 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2676 (current_function_has_exception_handlers): Simplify.
2677 (bring_to_root, eh_region_replaceable_by_p): Remove.
2678 (replace_region, hash_type_list, hash_eh_region): Remove.
2679 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2680 (label_to_region_map, num_eh_regions): Remove.
2681 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2682 (find_exception_handler_labels): Remove.
2683 (duplicate_eh_regions_0, find_prev_try): Remove.
2684 (struct duplicate_eh_regions_data): New.
2685 (duplicate_eh_regions_1): Rewrite.
2686 (duplicate_eh_regions): Return a pointer map instead of an
2688 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2689 (redirect_eh_edge_to_label): Remove.
2690 (eh_region_outermost): Rewrite using eh_region pointers
2691 instead of integers.
2692 (add_ttypes_entry): Update for ttype_data move to eh_status.
2693 (add_ehspec_entry): Rewrite with VEC instead of varray.
2694 (assign_filter_values): Likewise. Export.
2695 (build_post_landing_pads, connect_post_landing_pads): Remove.
2696 (dw2_build_landing_pads): Rewrite to use lp_array.
2697 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2698 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2699 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2700 (sjlj_mark_call_sites): Update for landing pad numbers.
2701 (finish_eh_generation): Rewrite.
2702 (gate_handle_eh): Do nothing for no eh tree.
2703 (pass_rtl_eh): Move up near finish_eh_generation.
2704 (remove_eh_landing_pad): New.
2705 (remove_eh_handler): Export.
2706 (remove_eh_region, remove_eh_handler_and_replace): Remove.
2707 (for_each_eh_label): Rewrite to use lp_array.
2708 (make_reg_eh_region_note): New.
2709 (make_reg_eh_region_note_nothrow_nononlocal): New.
2710 (insn_could_throw_p): New.
2711 (copy_reg_eh_region_note_forward): New.
2712 (copy_reg_eh_region_note_backward): New.
2713 (check_handled, add_reachable_handler): Remove.
2714 (reachable_next_level, foreach_reachable_handler): Remove.
2715 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
2716 (get_eh_region_and_lp_from_rtx): New.
2717 (get_eh_region_from_rtx): New.
2718 (can_throw_internal_1, can_throw_external_1): Remove.
2719 (can_throw_internal): Use get_eh_region_from_rtx.
2720 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
2721 (insn_nothrow_p, can_nonlocal_goto): New.
2722 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
2723 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
2724 (add_action_record): Use VEC not varray.
2725 (collect_one_action_chain): Update for eh_region changes.
2726 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
2727 Use get_eh_region_and_lp_from_rtx.
2728 (gate_convert_to_eh_region_ranges): New.
2729 (pass_convert_to_eh_region_ranges): Use it.
2730 (push_uleb128, push_sleb128): Use VEC not varray.
2731 (output_one_function_exception_table): Likewise.
2732 (dump_eh_tree): Update for eh_region changes.
2733 (verify_eh_tree): Likewise.
2734 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
2735 * tree-eh.c: Include target.h.
2736 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
2737 Don't disallow GIMPLE_RESX; adjust argument check.
2738 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
2739 (record_stmt_eh_region): Update for landing pad numbers;
2740 generate a landing pad if necessary.
2741 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
2742 (remove_stmt_from_eh_lp_fn): Similarly.
2743 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
2744 Update for lp numbers; don't special case missing throw_stmt_table.
2745 (lookup_expr_eh_lp): Similarly.
2746 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
2747 (eh_seq, eh_region_may_contain_throw): New.
2748 (struct leh_state): Add ehp_region.
2749 (struct leh_tf_state): Remove eh_label.
2750 (emit_post_landing_pad): New.
2751 (emit_resx, emit_eh_dispatch): New.
2752 (note_eh_region_may_contain_throw): New.
2753 (frob_into_branch_around): Take eh_region not eh label;
2754 emit eh code into eh_seq.
2755 (honor_protect_cleanup_actions): Early exit for no actions. Don't
2756 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
2757 lower_eh_must_not_throw. Emit code to eh_seq.
2758 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
2759 (lower_try_finally_onedest): Likewise.
2760 (lower_try_finally_copy): Likewise.
2761 (lower_try_finally_switch): Likewise.
2762 (lower_try_finally): Initialize ehp_region.
2763 (lower_catch): Update for eh_catch objects.
2764 (lower_eh_filter): Don't handle must_not_throw.
2765 (lower_eh_must_not_throw): New.
2766 (lower_cleanup): Don't set eh_label.
2767 (lower_eh_constructs_2): Resolve eh builtins.
2768 Handle GIMPLE_EH_MUST_NOT_THROW.
2769 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
2770 Add eh_seq to the end of the function body.
2771 (make_eh_dispatch_edges): New.
2772 (make_eh_edge): Remove.
2773 (make_eh_edges): Simplify for landing pads.
2774 (redirect_eh_edge_1): New.
2775 (redirect_eh_edge): Use it.
2776 (redirect_eh_dispatch_edge): New.
2777 (stmt_could_throw_p): Use a switch. Allow RESX.
2778 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
2779 (stmt_can_throw_internal): Likewise.
2780 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
2781 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
2782 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
2783 (gate_refactor_eh): New.
2784 (pass_refactor_eh): Use it.
2785 (lower_resx, execute_lower_resx, pass_lower_resx): New.
2786 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
2787 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
2788 (remove_unreachable_handlers): Rename from
2789 tree_remove_unreachable_handlers; rewrite for landing pads;
2790 call remove_eh_handler directly.
2791 (remove_unreachable_handlers_no_lp): New.
2792 (unsplit_eh, unsplit_all_eh): New.
2793 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
2794 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
2795 (cleanup_empty_eh_unsplit): New.
2796 (cleanup_empty_eh): Rewrite.
2797 (cleanup_all_empty_eh): New.
2798 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
2799 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
2800 (gate_cleanup_eh): New.
2801 (pass_cleanup_eh): Use it.
2802 (verify_eh_edges): Move later in file. Expect one EH edge.
2803 (verify_eh_dispatch_edge): New.
2805 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
2806 (gtype-desc.o): Add TARGET_H.
2807 (tree.o): Use EXCEPT_H, not except.h.
2808 (cfgbuild.o): Add EXPR_H.
2809 (GTFILES): Add vecprim.h.
2810 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
2811 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
2812 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
2813 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
2814 * calls.c (emit_call_1): Use make_reg_eh_region_note.
2815 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
2816 calls to can_throw_internal.
2817 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
2818 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2819 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2820 (expand_gimple_stmt): Use make_reg_eh_region_note.
2821 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2822 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2823 or find_exception_handler_labels.
2824 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2825 there is exacly one EH edge. Use can_nonlocal_goto and
2827 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2828 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2829 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2830 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2831 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2832 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2833 * dse.c (scan_insn): Use insn_could_throw_p.
2834 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2835 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2836 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2837 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2838 EXC_PTR_EXPR or FILTER_EXPR.
2839 (tree_expr_nonzero_warnv_p): Likewise.
2840 * function.h: Include vecprim.h, not varray.h
2841 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2842 move ttype_data and ehspec_data members to struct eh_status; change
2843 action_record_data member to a VEC.
2844 * gcse.c (hash_scan_set): Use can_throw_internal.
2845 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2846 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2847 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2848 (block_may_fallthru): Don't handle RESX_EXPR.
2849 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2850 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2851 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2852 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2853 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2854 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2855 (gimple_size): Likewise.
2856 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2857 (gimple_build_resx): Use gimple_build_with_ops.
2858 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2859 (is_gimple_val): Likewise.
2860 (is_gimple_stmt): Remove RESX_EXPR.
2861 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2862 (GIMPLE_RESX): Reorder with other EH constructs.
2863 * gimple.h (struct gimple_statement_eh_mnt): New.
2864 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2865 (gimple_eh_filter_must_not_throw): Remove.
2866 (gimple_eh_filter_set_must_not_throw): Remove.
2867 (gimple_eh_must_not_throw_fndecl): New.
2868 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2869 (is_gimple_resx): New.
2870 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2871 Don't copy EH_FILTER_MUST_NOT_THROW.
2872 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2873 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2874 handle must_not_throw_labels specially.
2875 * ipa-pure-const.c (check_call): Update debug statement for LP.
2876 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2877 * ipa-utils.c (get_base_var): Likewise.
2878 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2879 * lower-subreg.c (move_eh_region_note): Remove.
2880 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2881 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2882 (create_task_copyfn): Likewise.
2883 (maybe_catch_exception): Use gimple_build_eh_filter.
2884 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2885 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2886 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2887 and pass_lower_resx.
2888 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2889 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2890 can_throw_internal, can_nonlocal_goto.
2891 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2892 copy_reg_eh_region_note_forward.
2893 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2894 (emit_output_reload_insns): Likewise.
2895 (copy_eh_notes): Remove.
2896 * rtl.def (RESX): Remove.
2897 * rtl.h: Update declarations.
2898 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2899 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2900 (update_eh_label): Remove.
2901 (cleanup_dead_labels_eh): New.
2902 (cleanup_deal_labels): Use it instead of update_eh_label.
2903 (gimple_merge_blocks): Update landing pad data structure when
2904 removing a landing pad label.
2905 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2906 test; handle GIMPLE_EH_MUST_NOT_THROW.
2907 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2908 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2909 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2910 (verify_stmt): Likewise. Verify landing pads.
2911 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2912 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2913 (struct move_stmt_d): Add eh_map.
2914 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2915 (move_stmt_r): Remap eh region numbers in builtin calls,
2916 resx and eh_dispatch.
2917 (move_block_to_fn): Remove eh_offset parameter. Use
2918 maybe_duplicate_eh_stmt_fn.
2919 (find_outermost_region_in_block): Operate on eh_region pointers
2920 instead of region numbers.
2921 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2922 duplicate_eh_regions.
2923 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2924 test earlier. Disallow EH landing pads.
2925 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2926 * tree-flow.h: Update declarations.
2927 (struct tree_ann_common_d): Replace rn with lp_nr.
2928 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2929 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2930 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2931 resx and eh_dispatch.
2932 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2933 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2934 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2935 from duplicate_eh_regions.
2936 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2937 update RESX; handle EH_DISPATCH.
2938 (expand_call_inline): Set eh_lp_nr, not eh_region.
2939 (maybe_inline_call_in_expr): Likewise.
2940 * tree-inline.h (struct copy_body_data): Replace eh_region with
2941 eh_lp_nr, eh_region_offset with eh_map.
2942 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2943 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2944 * tree-pretty-print.c (dump_generic_node): Don't handle
2945 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2946 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2947 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2948 EXC_PTR_EXPR, FILTER_EXPR.
2949 * tree-ssa-operands.c (get_expr_operands): Likewise.
2950 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2951 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2952 (ao_ref_init_from_vn_reference): Likewise.
2953 * tree-ssa-sink.c (statement_sink_location): Likewise.
2954 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2955 (mark_virtual_phi_result_for_renaming): Export. Tidy.
2956 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
2957 EXC_PTR_EXPR, FILTER_EXPR.
2958 (is_exception_related): Remove.
2959 (compute_avail): Don't call it.
2960 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
2961 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
2962 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
2963 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
2965 (build_resx): Remove.
2966 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
2967 * tree.h: Update declarations.
2968 (EH_FILTER_MUST_NOT_THROW): Remove.
2969 (struct tree_label_decl): Add eh_landing_pad_nr.
2970 (EH_LANDING_PAD_NR): New.
2971 * value-prof.c (gimple_ic): Tidy variable names. Update for
2972 landing pad numbers.
2973 (gimple_stringop_fixed_value): Tidy variable names. Assert
2974 that neither call stmt can throw.
2975 * vecprim.h (uchar): New.
2976 (VEC(uchar,heap), VEC(uchar,gc)): New.
2978 * c-common.c (c_define_builtins): Update call to
2979 build_common_builtin_nodes.
2980 * c-parser.c (c_parse_file): Don't call
2981 default_init_unwind_resume_libfunc.
2983 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
2985 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
2986 (mips_cprestore_address_p): Likewise.
2987 (mips_save_gp_to_cprestore_slot): Likewise.
2988 (mips_restore_gp): Rename to...
2989 (mips_restore_gp_from_cprestore_slot): ...this.
2990 (mips_must_initialize_gp_p): Declare.
2991 (mips_emit_save_slot_move): Likewise.
2992 (mips_output_load_label): Return nothing.
2993 (mips_eh_uses): Declare.
2994 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
2995 (TARGET_CPRESTORE_DIRECTIVE): New macro.
2996 (TARGET_ABSOLUTE_JUMPS): Likewise.
2997 (EH_USES): Likewise.
2998 (FIRST_PSEUDO_REGISTER): Update comment.
2999 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3000 (MIPS_CALL): ...here.
3001 (REGISTER_NAMES): Add $cprestore.
3002 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3003 Add load_label_length, has_inflexible_gp_insn_p,
3004 has_flexible_gp_insn_p, must_initialize_gp_p and
3005 must_restore_gp_when_clobbered_p.
3006 (mips_expand_call): Don't generate split instructions here.
3007 (mips_split_call): Update the call to mips_restore_gp after
3008 the above name change.
3009 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3010 (mips_find_gp_ref): New function.
3011 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3012 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3013 (mips_insn_has_flexible_gp_ref_p): Likewise.
3014 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3015 (mips_function_has_gp_insn): Delete.
3016 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3017 Use the new functions above. Only return INVALID_REGNUM
3018 for TARGET_ABSOLUTE_JUMPS.
3019 (mips_must_initialize_gp_p): New function.
3020 (mips_get_cprestore_base_and_offset): New function, extracted from...
3021 (mips_cprestore_slot): ...here. Take a bool parameter.
3022 (mips_cfun_has_cprestore_slot_p): New function.
3023 (mips_cprestore_address_p): Likewise.
3024 (mips_save_gp_to_cprestore_slot): Likewise.
3025 (mips_restore_gp): Rename to...
3026 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3027 epilogue_completed. Update the call to mips_cprestore_slot.
3028 Test cfun->machine->must_restore_gp_when_clobbered_p.
3029 (mips_direct_save_slot_move_p): New function.
3030 (mips_emit_save_slot_move): Likewise.
3031 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3032 of cfun->machine->global_pointer.
3033 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3034 (mips_save_reg): Use mips_emit_save_slot_move.
3035 (mips_expand_prologue): Set must_initialize_gp_p.
3036 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3037 for all cprestore saves. Emit a use_cprestore instruction after
3038 setting up the cprestore slot.
3039 (mips_restore_reg): Use mips_emit_save_slot_move.
3040 (mips_process_load_label): New function.
3041 (mips_load_label_length): Likewise.
3042 (mips_output_load_label): Don't return asm: output it here instead.
3043 Use mips_process_load_label.
3044 (mips_adjust_insn_length): Adjust the length of branch instructions
3045 that have length MAX_PIC_BRANCH_LENGTH.
3046 (mips_output_conditional_branch): Update the call to
3047 mips_output_load_label. Assume the branch target is OPERANDS[0]
3048 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3049 (mips_output_order_conditional_branch): Swap the meaning of
3050 OPERANDS[0] and OPERANDS[1].
3051 (mips_variable_issue): Don't count ghost instructions.
3052 (mips_expand_ghost_gp_insns): New function.
3053 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3054 (mips_output_mi_thunk): Set must_initialize_gp_p.
3055 (mips_eh_uses): New function.
3056 * config/mips/predicates.md (cprestore_save_slot_operand)
3057 (cprestore_load_slot_operand): New predicates.
3058 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3059 (UNSPEC_MOVE_GP): Likewise.
3060 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3061 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3062 (CPRESTORE_SLOT_REGNUM): New register.
3063 (MAX_PIC_BRANCH_LENGTH): New constant.
3064 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3065 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3066 branches. Fix commentary.
3067 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3068 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3069 Change type to "ghost".
3070 (loadgp_absolute_<mode>): Likewise.
3071 (loadgp_rtp_<mode>): Likewise.
3072 (copygp_mips16): Likewise.
3073 (loadgp_blockage): Remove redundant mode attribute.
3074 (potential_cprestore): New instruction.
3075 (cprestore): Turn into an unspec set.
3076 (use_cprestore): New instruction.
3077 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3078 (*branch_fp_inverted): Likewise.
3079 (*branch_order<mode>): Likewise.
3080 (*branch_order<mode>_inverted): Likewise.
3081 (*branch_equality<mode>): Likewise.
3082 (*branch_equality<mode>_inverted): Likewise.
3083 (*branch_bit<bbv><mode>): Likewise.
3084 (*branch_bit<bbv><mode>_inverted): Likewise.
3085 (*branch_equality<mode>_mips16): Remove redundant mode.
3086 (jump): Turn into a define_expand.
3087 (*jump_absolute): New instruction.
3088 (*jump_pic): Likewise.
3089 (*jump_mips16): Rename previously-unnamed pattern. Remove
3090 redundant mode attribute.
3091 (restore_gp): Split on epilogue_completed rather than
3092 reload_completed. Change type to "ghost".
3093 (move_gp<mode>): New instruction.
3094 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3095 Remove redundant mode attribute.
3096 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3097 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3098 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3100 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3103 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3104 are returned in the same register (vs34 or v2) that Altivec vector
3105 types are returned in.
3106 (rs6000_libcall_value): Ditto.
3109 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3110 instead of explicit addsi3/adddi3 calls.
3111 (rs6000_split_multireg_move): Ditto.
3112 (rs6000_emit_allocate_stack): Ditto.
3113 (rs6000_emit_prologue): Ditto.
3114 (rs6000_output_mi_thunk): Ditto.
3116 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3117 size is 64 bits if we can use 64-bit registers.
3119 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3121 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3124 From Jie Zhang <jie.zhang@analog.com>:
3125 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3126 save FP and RETS with saveall attribute.
3127 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3128 with saveall attribute.
3130 * config/bfin/bfin.c (bfin_expand_builtin,
3131 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3134 From Jie Zhang <jie.zhang@analog.com>:
3135 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3136 before use in two places.
3137 * config/bfin/bfin.md (AREG): Define mode iterator.
3138 (reload_in, reload_out): Use mode iterator AREG.
3140 2009-09-14 Richard Guenther <rguenther@suse.de>
3143 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3144 EH personality path.
3146 2009-09-13 Richard Guenther <rguenther@suse.de>
3147 Rafael Avila de Espindola <espindola@google.com>
3149 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3150 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3151 (LANG_HOOKS_INITIALIZER): Adjust.
3152 (lhd_pass_through_t): Declare.
3153 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3155 * langhooks.c (lhd_pass_through_t): New function.
3156 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3157 dwarf2out_begin_prologue): Use personality from current_function_decl.
3158 * expr.h (get_personality_function): Declare.
3159 * expr.c (get_personality_function): New function.
3160 (build_personality_function): Likewise.
3161 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3162 (eh_personality_libfunc): Remove.
3163 * optabs.c (build_libfunc_function): New function split out from ...
3164 (init_one_libfunc): ... here.
3165 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3166 (tree_function_decl): Add personality.
3167 (lhd_gcc_personality): Declare.
3168 (build_personality_function): Likewise.
3169 * tree.c (gcc_eh_personality_decl): New.
3170 (lhd_gcc_personality): New function.
3171 * except.h (lang_eh_runtime_type): Remove.
3172 (enum eh_personality_kind): New.
3173 (build_personality_function): Declare.
3174 (function_needs_eh_personality): Declare.
3175 * except.c (lang_eh_runtime_type): Remove.
3176 (function_needs_eh_personality): New function.
3177 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3178 (sjlj_emit_function_enter, output_function_exception_table):
3179 Use personality from current_function_decl.
3180 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3181 * tree-inline.c (tree_can_inline_p): Do not inline across different
3183 (expand_call_inline): Likewise. Adjust the callers EH personality.
3184 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3185 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3186 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3187 (c-parser.o): Likewise
3188 * c-tree.h (c_eh_initialized_p): Remove.
3189 (c_maybe_initialize_eh): Likewise.
3190 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3191 (finish_decl): Don't call c_maybe_initialize_eh.
3192 (c_eh_initialized_p): Remove.
3193 (c_maybe_initialize_eh): Likewise.
3194 * c-parser.c (c_parser_omp_construct): Likewise.
3195 (c_parse_file): Initialize exception handling.
3197 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3199 * config.gcc (tm_file): Remove i386/biarch32.h
3200 for i?86-w64-mingw* case.
3201 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3203 * config.host: Set for x64 mingw the option
3204 use_long_long_for_widest_fast_int to yes.
3206 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3208 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3209 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3210 (dbxout_begin_function): Likewise.
3211 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3212 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3213 set on the function.
3214 (final_end_function): Likewise.
3215 (final_scan_insn): Likewise.
3216 (rest_of_handle_final): Likewise.
3217 * varasm.c (assemble_start_function): Likewise.
3218 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3220 2009-09-12 Jason Merrill <jason@redhat.com>
3222 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3223 * opts.c (common_handle_option): constify.
3225 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3227 * doc/install.texi (avr): Remove obsolete reference site.
3229 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3231 * doc/install.texi (Binaries): Adjust AIX link.
3233 2009-09-12 Akim Demaille <demaille@gostai.com>
3235 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3236 Use an imperative sentence.
3238 2009-09-11 Richard Henderson <rth@redhat.com>
3240 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3241 structure-name and has-tree-operands arguments; update all entries.
3242 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3244 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3245 (gsstruct_code_size): New.
3246 (gss_for_code_): New.
3247 (gss_for_code): Remove.
3248 (gimple_size): Rewrite using gsstruct_code_size.
3249 (gimple_statement_structure): Move to gimple.h.
3250 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3251 (gss_for_code, gimple_statement_structure): New.
3252 (gimple_ops): Use new arrays; tidy.
3254 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3256 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3257 operand to be a PLUS expression.
3258 * config/pa/pa.c (pa_secondary_reload): Likewise.
3260 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3262 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3264 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3267 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3269 From Jie Zhang <jie.zhang@analog.com>:
3270 * doc/extend.texi (node Function Attributes): Document l2
3272 (node Blackfin Variable Attributes): Document l2 variable attributes.
3274 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3276 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3277 to match the system compiler's configuration at inflection point.
3278 Add comment to remark a remaining difference with system compiler.
3280 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3281 * configure: Regenerate.
3283 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3285 From Jie Zhang <jie.zhang@analog.com>:
3286 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3287 (bfin_handle_l2_attribute): New.
3288 (bfin_attribute_table): Add l2 attribute.
3290 2009-09-11 Michael Matz <matz@suse.de>
3293 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3294 on the local_decls list.
3296 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3300 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3302 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3303 for VALUEs, to implement the documented interface.
3304 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3305 Adjust for VALUEs and anything else, to implement the
3306 documented interface.
3308 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3310 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3311 with actual SPE/paired vector modes before using 64-bit alignment.
3312 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3314 2009-09-10 DJ Delorie <dj@redhat.com>
3316 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3319 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3320 * config/mep/mep.c (mep_legitimate_constant_p): New.
3321 * config/mep/mep-protos.h: Prototype it.
3323 2009-09-10 Richard Henderson <rth@redhat.com>
3325 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3327 2009-09-10 Jason Merrill <jason@redhat.com>
3329 * tree.c (chain_index): New fn.
3330 * tree.h: Declare it.
3332 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3334 * config/sol2-c.c (cmn_err_length_specs): Initialize
3335 scalar_identity_flag.
3337 2009-09-10 Richard Henderson <rth@redhat.com>
3339 * tree.h (struct tree_decl_common): Move align member earlier;
3340 move label_decl_uid member ...
3341 (struct tree_label_decl): ... here.
3342 (LABEL_DECL_UID): Update to match.
3344 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3347 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3348 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3350 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3351 dest_prev if the edge is complex.
3353 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3355 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3356 loop latch tests earlier.
3358 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3359 before GIMPLE_RETURN, not after its predecessor; insert
3362 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3363 gimple_seq_empty_p to test for no PHI nodes.
3364 * tree-cfg.c (split_critical_edges): Likewise.
3366 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3368 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3370 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3371 introduced by the VTA branch merge.
3373 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3375 * ira-conflicts.c: Use fputs or putc instead of fprintf
3379 * tree-switch-conversion.c: Ditto.
3381 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3383 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3384 introduced by the VTA branch merge.
3386 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3389 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3391 PR rtl-optimization/39779
3392 * expr.c (convert_modes): Return when mode == oldmode after
3393 CONST_INTs are processed.
3395 2009-09-10 Nick Clifton <nickc@redhat.com>
3397 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3398 attribute and referring decl when creating renamed symbol.
3400 2009-09-10 Richard Guenther <rguenther@suse.de>
3403 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3405 (cgraph_finalize_compilation_unit): Compute reachability
3406 before emitting thunks. Properly process aliases before
3407 possibly removing unreachable nodes.
3409 2009-09-10 Richard Guenther <rguenther@suse.de>
3412 * tree.c (struct free_lang_data_d): Add worklist member.
3413 (find_decls_types_r): Push onto the worklist instead of recursing.
3414 Handle TREE_BINFOs properly.
3415 (find_decls_types): New function wrapped around find_decls_types_r
3416 to process the worklist.
3417 (find_decls_types_in_eh_region): Use it.
3418 (find_decls_types_in_node): Likewise.
3419 (find_decls_types_in_var): Likewise.
3420 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3421 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3422 (AGGREGATE_TYPE_P): Adjust.
3424 2009-09-09 Jason Merrill <jason@redhat.com>
3426 * configure.ac: Check glibc version even if we have an in-tree
3429 2009-09-09 Anthony Green <green@moxielogic.com>
3431 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3432 the constant 0 when appropriate.
3433 * config/moxie/constraints.md: Add constraint O.
3435 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3436 to pass up to 6 32-bit argument values in registers.
3437 (moxie_function_arg): Ditto.
3438 (moxie_arg_partial_bytes): Ditto.
3439 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3440 (REG_PARM_STACK_SPACE): Ditto.
3441 (FUNCTION_ARG_REGNO_P): Ditto.
3443 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3444 instruction to allocate stack space.
3446 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3448 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3449 unnecessarily stringent constraints. Fix address
3450 calculation in the splitters.
3452 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3454 PR rtl-optimization/39779
3455 * expr.c (convert_modes): Return when mode == oldmode after
3456 CONST_INTs are processed.
3458 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3461 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3462 (ix86_expand_prologue): Take frame.padding0 into logic of
3464 (ix86_expand_epilogue): Likewise.
3466 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3468 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3470 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3471 * config/t-slibgcc-libgcc: New file.
3472 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3474 2009-09-09 Martin Jambor <mjambor@suse.cz>
3476 PR tree-optimization/41089
3477 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3480 2009-09-09 Richard Henderson <rth@redhat.com>
3482 * gimple.h (CASE_GIMPLE_OMP): New.
3483 (is_gimple_omp): Use it.
3484 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3485 (verify_gimple_debug): Likewise.
3487 2009-09-09 Richard Guenther <rguenther@suse.de>
3489 PR tree-optimization/41101
3490 * tree-ssa-pre.c (maximal_set): Remove.
3491 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3492 Defer all blocks we didn't visit at least one successor.
3493 (add_to_exp_gen): Do not add to the maximal set.
3494 (make_values_for_phi): Likewise.
3495 (compute_avail): Likewise.
3496 (init_pre): Do not allocate the maximal set.
3497 (execute_pre): Do not dump it.
3499 2009-09-09 Martin Jambor <mjambor@suse.cz>
3501 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3502 an SSA_NAME rather than a is_gimple_variable.
3504 2009-09-09 Richard Guenther <rguenther@suse.de>
3507 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3508 code dealing with plain pointer bases.
3509 (maybe_fold_offset_to_reference): Likewise.
3510 (maybe_fold_stmt_addition): Adjust.
3512 2009-09-09 Richard Guenther <rguenther@suse.de>
3514 * tree.c (free_lang_data_in_type): Do not free the type variant
3516 (free_lang_data): Merge char_type_node with its properly signed
3518 (pass_ipa_free): Collect after freeing language specific data.
3520 2009-09-09 Michael Matz <matz@suse.de>
3523 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3524 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3525 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3528 2009-09-08 DJ Delorie <dj@redhat.com>
3530 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3532 2009-09-04 Jason Merrill <jason@redhat.com>
3534 * tree.c (tree_find_value): Remove.
3535 * tree.h: Remove prototype.
3536 * varasm.c (assemble_external): Use value_member instead.
3538 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3540 * toplev.c (process_options): Choose default debugging type when
3541 gtoggle enables debug info and type is unset.
3543 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3547 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3550 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3552 * configure: Rebuilt with modified libtool.m4.
3554 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3559 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3561 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3563 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3564 (remove_statement): Likewise.
3565 (rewrite_use_nonlinear_expr): Adjust.
3566 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3567 * tree-ssa.c (release_defs_bitset): ... this. New.
3568 * tree-flow.h (release_defs_bitset): Declare.
3570 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3573 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3574 in the middle block.
3576 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3578 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3579 via intptr_t to long type.
3580 (insert_operand_rank): Cast long type via intptr_t to
3582 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3584 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3585 from pointer to unsigned via uintptr_t.
3587 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3588 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3590 * configure: Regenerated.
3591 * config.in: Regenerated
3592 * system.h (stdint.h): Add include.
3593 (inttypes.h): Likewise.
3594 * Makefile.in (aclocal): Add config/stdint.m4.
3595 * aclocal.m4: Regenerated.
3597 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3599 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3601 (note_np_check_stores): New function.
3602 (harmless_null_pointer_p): New function.
3603 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3604 changed. Take into account whether we're in the shadow of a condjump
3605 that tested NP_REG for NULL.
3606 Lose all code that tested for SEQUENCEs.
3607 (workaround_speculation): Avoid inserting NOPs for loads that are
3608 either always executed or a NULL pointer.
3610 2009-09-08 Jan Hubicka <jh@suse.cz>
3612 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3613 * params.def (early-inlining-insns): Likewise.
3615 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3617 PR rtl-optimization/41239
3618 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3619 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3621 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3622 across calls, as the calls might not always return normally.
3623 (call_may_noreturn_p): New function.
3624 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3625 (init_deps): Initialize it.
3626 (remove_from_deps): Also remove calls from
3627 last_function_call_may_noreturn list.
3629 2009-09-07 Richard Henderson <rth@redhat.com>
3631 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3632 more VR->OPERANDS than LHS operands. Free LHS before returning.
3634 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3636 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3637 (attr "addrtype"): New member "spreg".
3638 Use it if mem_spfp_address_operand is true for the address.
3639 (attr "type"): New entry "stall".
3640 (cpu_unit "load"): New.
3641 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3643 (insn_reservation "loadsp"): New.
3644 (insn_reservation "load_stall1"): New.
3645 (insn_reservation "load_stall3"): New.
3647 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3648 (mem_p_address_operand): Exclude stack and frame pointer based
3650 (mem_spfp_address_operand): New; match them here.
3651 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3652 (bfin_reorg): Call it if scheduling insns.
3653 (bfin_gen_bundles): Remove dummy insns created by
3654 add_sched_insns_for_speculation.
3656 From Jie Zhang <jie.zhang@analog.com>:
3657 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3658 bfin_si_revision, bfin_workarounds): Move these ...
3659 * config/bfin/bfin.h: ... here.
3661 From Mike Frysinger <michael.frysinger@analog.com>
3662 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3663 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3664 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3665 bf547m, bf548m, and bf549m.
3666 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3667 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3668 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3669 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3670 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3671 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3672 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3673 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3674 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3675 bf542m, bf544m, bf547m, bf548m, and bf549m.
3677 From Jie Zhang <jie.zhang@analog.com>:
3678 * config/bfin/predicates.md (p_register_operand): New predicate.
3679 (dp_register_operand): New predicate.
3680 * config/bfin/bfin-protos.h (WA_05000074): Define.
3681 (ENABLE_WA_05000074): Define.
3682 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3683 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3684 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3685 (define_attr addrtype): Allow load/store register to be P register.
3686 (define_attr storereg): New.
3687 (define_cpu_unit anomaly_05000074): New.
3688 (define_insn_reservation dsp32shiftimm): New.
3689 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3690 (define_insn_reservation loadp): Cannot use slot2.
3691 (define_insn_reservation loadsp): Cannot use slot2.
3692 (define_insn_reservation storep): Cannot use slot2. Does not
3693 apply when working around 05000074.
3694 (define_insn_reservation storep_anomaly_05000074): New.
3695 (define_insn_reservation storei): Does not apply when working
3697 (define_insn_reservation storei_anomaly_05000074): New.
3698 (define_attr length): Add dsp32shiftimm case.
3699 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3700 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3701 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
3702 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
3703 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
3705 2009-09-07 Martin Jambor <mjambor@suse.cz>
3708 * tree-sra.c (create_artificial_child_access): Return NULL if
3709 build_ref_for_offset fails.
3710 (propagate_subacesses_accross_link): Allow build_ref_for_offset
3711 and create_artificial_child_access to fail.
3713 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3716 * unwind-dw2.c (uw_init_context_1): Mark noinline.
3717 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
3718 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
3720 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3722 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
3723 block, ensure it has an exit edge. Emit a barrier after a jump.
3725 2009-09-07 Nick Clifton <nickc@redhat.com>
3727 * gcc.c (this_is_linker_script): New variable. Like
3728 this_is_library_file but for the %T constructor.
3729 (end_going_arg): If this_is_linker_script is set then locate the
3730 script and insert a --script switch before it
3731 (do_spec_2): Initialise this_is_linker_script.
3732 (do_spec_1): Likewise. Handle %T construct.
3733 (eval_spec_function): Preserve this_is_linker_script.
3734 * doc/invoke.texi: Document %T construct in spec files.
3735 * config/m32c/m32c.h (LIB_SPEC): Use it.
3737 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3739 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
3740 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
3741 when volatile flag is set.
3742 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
3744 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
3747 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
3748 (combine_stack_adjustments_for_block): Allow insns between stack
3749 adjustments and stores with corresponding pre-(dec|inc)rement or
3750 pre-modify operation.
3752 2009-09-06 Jakub Jelinek <jakub@redhat.com>
3755 * combine-stack-adj.c (struct csa_memlist): Rename to...
3756 (struct csa_reflist): ... this. Rename mem field to ref.
3757 (free_csa_memlist): Rename to...
3758 (free_csa_reflist): ... this.
3759 (record_one_stack_memref): Rename to...
3760 (record_one_stack_ref): ... this. Handle also REG_P.
3761 (try_apply_stack_adjustment): Handle also REG_P.
3762 (struct record_stack_memrefs_data): Rename to...
3763 (struct record_stack_refs_data): ... this. Rename memlist field to
3765 (record_stack_memrefs): Rename to...
3766 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
3767 subexpressions instead of failing when a MEM contains SP references.
3768 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
3769 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
3771 2009-09-06 Richard Guenther <rguenther@suse.de>
3774 * tree.c (build_array_type): Do not record types marked
3775 with structural equality in the canonical type hashtable.
3777 2009-09-06 Richard Guenther <rguenther@suse.de>
3780 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
3782 2009-09-05 Richard Guenther <rguenther@suse.de>
3785 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
3787 2009-09-05 Richard Guenther <rguenther@suse.de>
3790 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
3792 2009-09-05 Richard Guenther <rguenther@suse.de>
3795 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
3796 before comparing function argument types.
3798 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3801 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
3804 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3807 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3809 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3810 locators before emit_insn is called.
3812 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
3815 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
3816 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
3817 (reginfo_init): Don't call allocate_reg_info.
3819 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3822 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3823 NONDEBUG_INSN_P instead of INSN_P.
3825 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3828 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3830 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3833 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3834 pattern of the split.
3836 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3838 * toplev.c (process_options): Move setter of flag_var_tracking
3839 before other tests that depend on it. Move down setter of
3840 flag_rename_registers. Don't enable var-tracking-assignments
3841 by default if selective scheduling is enabled. Warn if both
3844 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3846 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3847 comment. Use switch statement to catch overlaps between rtx
3848 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3849 (IS_DECL_CODE): ... here. Remove.
3850 (check_value_is_not_decl): Remove.
3851 (dv_from_decl, dv_from_value): Check after conversion.
3853 2009-09-04 Richard Guenther <rguenther@suse.de>
3856 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3857 after emitting tunks. Move emitting thunks and ctors from ...
3858 (cgraph_optimize): ... here. Remove redundant
3859 cgraph_analyze_functions.
3860 * varasm.c (find_decl_and_mark_needed): Remove no longer
3862 (finish_aliases_1): Adjust check for thunk aliases.
3864 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3866 * config/arm/arm.md (ctzsi2): Added braces
3867 to avoid warning that broke booststrap.
3869 2009-09-04 Martin Jambor <mjambor@suse.cz>
3871 PR tree-optimization/41112
3872 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3873 handle variable-bounded arrays.
3874 (expr_with_var_bounded_array_refs_p): New function.
3875 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3877 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3879 * config/s390/2097.md: Removed two incorrect bypasses.
3880 (z10_fsimpdf): Fixed latency.
3881 (z10_fhex): New insn_reservation.
3882 (z10_floaddf): Fixed latency.
3883 (z10_floadsf): Fixed latency.
3884 (z10_ftrunctf): Fixed latency.
3885 (z10_ftruncdf): Fixed latency.
3886 * config/s390/s390.c (z10_cost): Fixed values.
3887 (s390_adjust_priority): Added z10 path.
3888 * config/s390/s390.md (type): Added fhex.
3889 (*mov<mode>_64dfp): Updated type attribute.
3890 (*mov<mode>_64): Updated type attribute.
3891 (*mov<mode>_31): Updated type attribute.
3892 (*mov<mode>"): Likewise.
3893 * config/s390/2084.md (x_fsimpdf): Updated condition.
3895 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3897 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3898 RTXs in the predicate for operand 1.
3900 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3902 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3903 (rbitsi2): New insn.
3904 (ctzsi2): New expand.
3905 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3907 2009-09-03 Martin Jambor <mjambor@suse.cz>
3909 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3910 (create_artificial_child_access): Use build_ref_for_offset instead
3911 of duplicate_expr_for_different_base.
3912 (propagate_subacesses_accross_link): Likewise.
3914 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3916 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3918 (mips16e_collect_argument_saves): Skip debug instructions.
3919 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3920 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3921 (r10k_insert_cache_barriers): Likewise.
3922 (mips_reorg_process_insns): Likewise.
3924 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3927 * ira.c (update_equiv_reg): Remove check on class likely spill.
3929 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3932 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3933 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3937 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3938 the stack slot if it is passed by invisible reference.
3939 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3940 by invisible reference.
3942 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3944 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3945 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3946 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3948 * config/bfin/sync.md: New file.
3949 * config/bfin/bfin.md: Include it.
3950 (UNSPEC_ATOMIC): New.
3951 (UNSPEC_ONES): Provide a unique number.
3953 From Jie Zhang <jie.zhang@analog.com>:
3954 * config/bfin/bfin.c (ret_regs): New.
3955 (must_save_fp_p): Don't return true because of frame_pointer_needed.
3956 (must_save_rets_p): New.
3957 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
3958 current_function_is_leaf.
3959 (do_link): Likewise.
3960 (do_unlink): Likewise.
3961 (expand_interrupt_handler_prologue): Use ret_regs array.
3962 (expand_interrupt_handler_epilogue): Use ret_regs array and
3963 pass return register to gen_return_internal.
3964 (bfin_expand_epilogue): Pass return register to
3965 gen_return_internal.
3966 (bfin_expand_call): Explicitly clobber RETS.
3967 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
3968 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
3969 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
3970 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
3972 (return_internal): Take a reg rtx rather than the register number.
3974 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
3976 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
3977 when comparing against estimated_loop_iterations_int return.
3979 2009-09-03 Richard Guenther <rguenther@suse.de>
3981 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
3982 eh_personality_libfunc.
3984 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3986 * tree-parloops.c (separate_decls_in_region): Add space.
3988 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3990 * tree-parloops.c (separate_decls_in_region): Change the condition
3991 checking if there are reductions in the loop.
3993 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3995 PR tree-optimization/38275
3996 * tree-parloops.c (parallelize_loops): Replace profitability condition
3997 for expected number of iterations.
3999 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4001 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4002 (bootstrap-debug): Explain conditions in which it becomes default.
4003 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4006 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4008 * doc/invoke.texi (Optimize Options): Move
4009 -finline-small-functions to the -O2 list.
4011 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4013 * toplev.c (process_options): Enable var-tracking-assignments
4014 by default if var-tracking is enabled.
4016 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4018 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4020 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4021 * rtl.h (prev_nonnote_insn_bb): Declare it.
4023 2009-09-03 Diego Novillo <dnovillo@google.com>
4025 * cgraph.c (cgraph_node_for_decl): New.
4026 * cgraph.h (cgraph_node_for_decl): Declare.
4027 * tree.c (host_integerp): Return 0 if T is NULL.
4029 2009-09-03 Diego Novillo <dnovillo@google.com>
4031 * tree.h (struct alias_pair): Move from varasm.c.
4032 (alias_pairs): Likewise.
4033 (TYPE_MAXVAL): Define.
4034 (TYPE_MINVAL): Define.
4035 (iterative_hash_host_wide_int): Declare.
4036 (remove_unreachable_alias_pairs): Declare.
4037 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4038 * diagnostic.c (default_diagnostic_starter): Make extern.
4039 (default_diagnostic_finalizer): Make extern.
4040 * diagnostic.h (default_diagnostic_starter): Declare.
4041 (default_diagnostic_finalizer): Declare.
4042 (default_tree_printer): Declare.
4043 * toplev.c (default_tree_printer): Make extern.
4045 2009-09-03 Richard Guenther <rguenther@suse.de>
4046 Diego Novillo <dnovillo@google.com>
4048 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4049 * cgraphunit.c (cgraph_expand_function): Do not emit
4050 associated thunks from here.
4051 (cgraph_emit_thunks): New.
4052 (cgraph_optimize): Call it.
4053 Return if any IPA pass finds an error.
4054 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4057 2009-09-03 Simon Baldwin <simonb@google.com>
4058 Rafael Espindola <espindola@google.com>
4059 Richard Guenther <rguenther@suse.de>
4060 Doug Kwan <dougkwan@google.com>
4061 Diego Novillo <dnovillo@google.com>
4063 * tree.c: Include tree-pass.h, langhooks-def.h,
4064 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4065 (free_lang_data_in_type): New.
4066 (need_assembler_name_p): New.
4067 (free_lang_data_in_block): New.
4068 (free_lang_data_in_decl): New.
4069 (struct free_lang_data_d): New.
4070 (add_tree_to_fld_list): New.
4071 (find_decls_types_r): New.
4072 (get_eh_types_for_runtime): New.
4073 (find_decls_types_in_eh_region): New.
4074 (find_decls_types_in_node): New.
4075 (find_decls_types_in_var): New.
4076 (free_lang_data_in_cgraph): New.
4077 (free_lang_data): New.
4078 (gate_free_lang_data): New.
4079 (pass_ipa_free_lang_data): New.
4081 2009-09-03 Diego Novillo <dnovillo@google.com>
4083 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4084 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4085 (lang_hooks): Remove const qualifier.
4086 * ipa.c (cgraph_remove_unreachable_nodes): Call
4087 remove_unreachable_alias_pairs.
4088 * except.c (add_type_for_runtime): Check if TYPE has
4089 already been converted.
4090 (lookup_type_for_runtime): Likewise.
4091 (check_handled): Handle converted types.
4092 * varasm.c (remove_unreachable_alias_pairs): New.
4093 * gimple.c: Include demangle.h.
4094 (gimple_decl_printable_name): New.
4095 (gimple_fold_obj_type_ref): New.
4096 * gimple.h (gimple_decl_printable_name): Declare.
4097 (gimple_fold_obj_type_ref): Declare.
4098 * passes.c (init_optimization_passes): Add pass
4099 pass_ipa_free_lang_data.
4100 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4101 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4103 2009-09-03 Diego Novillo <dnovillo@google.com>
4105 * c-lang.c (lang_hooks): Remove const qualifier.
4107 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4109 * doc/install.texi (*-*-freebsd*): Update target information.
4111 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4113 * hard-reg-set.h (call_fixed_regs): Remove.
4114 * reginfo.c (call_fixed_regs): Remove.
4115 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4116 (globalize_reg): Don't use call_fixed_regs.
4117 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4120 2009-09-01 Michael Matz <matz@suse.de>
4122 * expr.h (emit_storent_insn, expand_expr_real_1,
4123 expand_expr_real_2): Declare.
4124 * expr.c (emit_storent_insn, expand_expr_real_1,
4125 expand_expr_real_2): Export.
4126 (store_expr): Setting and evaluating dont_return_target is useless.
4127 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4128 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4129 * except.c (expand_resx_expr): Rename to ...
4130 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4131 * except.h (expand_resx_stmt): Declare.
4132 * stmt.c: Add include gimple.h
4133 (expand_asm_expr): Rename to ...
4134 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4135 (expand_case): Rewrite to take gimple statement.
4136 * tree.h (expand_asm_stmt): Declare.
4137 (expand_case): Change prototype.
4138 * Makefile.in (stmt.o): Depend on gimple.h.
4139 * builtins.c (expand_builtin_synchronize): Build gimple asm
4140 statement, not an ASM_EXPR.
4141 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4142 gimple_to_tree, release_stmt_tree): Remove.
4143 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4144 ggc_free, but hold comparison code and operands separately.
4145 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4146 (expand_call_stmt, expand_gimple_stmt_1,
4147 expand_gimple_stmt): New helpers.
4148 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4149 release_stmt_tree. Call expand_gimple_stmt instead.
4150 (expand_gimple_basic_block): Ditto.
4152 * calls.c (emit_call_1): Don't look at EH regions here, make
4153 fntree parameter useless.
4154 (expand_call): New local rettype for TREE_TYPE(exp), use it
4155 throughout. Remove local p, use addr instead.
4156 Don't look at EH regions here.
4158 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4160 * doc/invoke.texi (-fsched-pressure): Document it.
4161 (-fsched-reg-pressure-heuristic): Remove it.
4163 * reload.c (ira.h): Include.
4164 (find_reloads): Add choosing reload on number of small spilled
4167 * haifa-sched.c (ira.h): Include.
4168 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4169 saved_reg_pressure, curr_reg_live, saved_reg_live,
4170 region_ref_regs): New variables.
4171 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4172 initiate_reg_pressure_info, setup_ref_regs,
4173 initiate_bb_reg_pressure_info, save_reg_pressure,
4174 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4176 (setup_insn_reg_pressure_info): New function.
4177 (rank_for_schedule): Add pressure checking and insn issue time.
4178 Remove comparison of insn reg weights.
4179 (ready_sort): Set insn reg pressure info.
4180 (update_register_pressure, setup_insn_max_reg_pressure,
4181 update_reg_and_insn_max_reg_pressure,
4182 sched_setup_bb_reg_pressure_info): New functions.
4183 (schedule_insn): Add code for printing and updating reg pressure info.
4184 (find_set_reg_weight, find_insn_reg_weight): Remove.
4185 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4186 (debug_ready_list): Print reg pressure info.
4187 (schedule_block): Ditto. Check insn issue time.
4188 (sched_init): Set up sched_pressure_p. Allocate and set up some
4189 reg pressure related info.
4190 (sched_finish): Free some reg pressure related info.
4191 (fix_tick_ready): Make insn always ready if pressure_p.
4192 (init_h_i_d): Don't call find_insn_reg_weight.
4193 (haifa_finish_h_i_d): Free insn reg pressure info.
4195 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4196 ira_memory_move_cost, ira_class_hard_regs,
4197 ira_class_hard_regs_num, ira_no_alloc_regs,
4198 ira_available_class_regs, ira_reg_class_cover_size,
4199 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4201 * ira-lives.c (single_reg_class): Check mode to find how many
4202 registers are necessary for operand.
4203 (ira_implicitly_set_insn_hard_regs): New.
4205 * common.opt (fsched-pressure): New options.
4206 (fsched-reg-pressure-heuristic): Remove.
4208 * ira.c (setup_eliminable_regset): Rename to
4209 ira_setup_eliminable_regset. Make it external.
4210 (expand_reg_info): Pass cover class to setup_reg_classes.
4211 (ira): Call resize_reg_info instead of allocate_reg_info.
4213 * sched-deps.c: Include ira.h.
4214 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4215 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4216 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4217 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4218 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4219 mark_insn_reg_store, mark_insn_reg_clobber,
4220 setup_insn_reg_pressure_info): New.
4221 (sched_analyze_1): Update implicit_reg_pending_uses.
4222 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4223 Use them to create dependencies. Set insn reg uses and pressure
4224 info. Process reg_pending_uses in one place.
4225 (free_deps): Free implicit sets.
4226 (remove_from_deps): Remove implicit sets if necessary. Check
4227 implicit sets when clearing reg_last_in_use.
4228 (init_deps_global): Clear implicit_reg_pending_clobbers and
4229 implicit_reg_pending_uses.
4231 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4232 ira_memory_move_cost, ira_class_hard_regs,
4233 ira_class_hard_regs_num, ira_no_alloc_regs,
4234 ira_available_class_regs, ira_reg_class_cover_size,
4235 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4236 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4237 ira_implicitly_set_insn_hard_regs): New prototypes.
4239 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4240 cost_elements_num): New variables.
4241 (allocno_costs, total_costs): Rename to costs and
4242 total_allocno_costs.
4243 (COSTS_OF_ALLOCNO): Rename to COSTS.
4244 (allocno_pref): Rename to pref.
4245 (allocno_pref_buffer): Rename to pref_buffer.
4246 (common_classes): Rename to regno_cover_class.
4248 (record_reg_classes): Set allocno attributes only if allocno_p.
4249 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4250 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4251 and COSTS_OF_ALLOCNO.
4252 (print_costs): Rename to print_allocno_costs.
4253 (print_pseudo_costs): New.
4254 (process_bb_node_for_costs): Split into 2 functions with new
4255 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4256 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4257 new parameter dump_file. Use cost_elements_num instead of
4258 ira_allocnos_num. Make one iteration if preferred classes were
4259 already calculated for scheduler. Make 2 versions of code
4260 depending on allocno_p.
4261 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4262 regno_cover_class and COSTS instead of common_classes and
4264 (init_costs, finish_costs): New.
4265 (ira_costs): Set up allocno_p and cost_elements_num. Call
4266 init_costs and finish_costs.
4267 (ira_set_pseudo_classes): New.
4269 * rtl.h (allocate_reg_info): Remove.
4270 (resize_reg_info): Change return type.
4271 (reg_cover_class): New.
4272 (setup_reg_classes): Add new parameter.
4274 * sched-int.h (struct deps_reg): New member implicit_sets.
4275 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4276 (INCREASE_BITS): New macro.
4277 (struct reg_pressure_data, struct reg_use_data): New.
4278 (struct _haifa_insn_data): Remove reg_weight. Add members
4279 reg_pressure, reg_use_list, reg_set_list, and
4280 reg_pressure_excess_cost_change.
4281 (struct deps): New member implicit_sets.
4282 (pressure_p): New variable.
4283 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4284 (struct reg_pressure_data, struct reg_use_data): New.
4285 (INSN_REG_WEIGHT): Remove.
4286 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4287 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4288 (sched_init_region_reg_pressure_info,
4289 sched_setup_bb_reg_pressure_info): New prototypes.
4291 * reginfo.c (struct reg_pref): New member coverclass.
4292 (reg_cover_class): New function.
4293 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4294 (reg_info_size): New variable.
4295 (allocate_reg_info): Make static. Setup reg_info_size.
4296 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4297 (setup_reg_classes): Add a new parameter. Setup cover class too.
4299 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4302 * sched-rgn.c (deps_join): Set up implicit_sets.
4303 (schedule_region): Set up region and basic blocks pressure
4306 * passes.c (init_optimization_passes): Move
4307 pass_subregs_of_mode_init before pass_sched.
4309 2009-09-02 Martin Jambor <mjambor@suse.cz>
4311 * tree-sra.c (struct access): New field grp_hint.
4312 (dump_access): Dump grp_hint.
4313 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4315 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4316 those which have been specifically read and somehow written to.
4317 (propagate_subacesses_accross_link): Set grp_hint of right child and
4318 also possibly of the left child.
4320 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4322 * tree-object-size.c (addr_object_size): Always use object_size_type
4323 0 or 2 when determining the pointer pointed object size.
4325 2009-09-02 Richard Guenther <rguenther@suse.de>
4328 2009-08-31 Richard Guenther <rguenther@suse.de>
4330 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4331 to query if the memory regions for memmove overlap.
4332 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4333 asserts on pointers, instead deal with odd trees.
4334 (ptr_derefs_may_alias_p): Likewise.
4335 (refs_may_alias_p_1): Constructor bases also never alias.
4337 2009-08-01 Christian Bruel <christian.bruel@st.com>
4340 2009-07-31 Christian Bruel <christian.bruel@st.com>
4341 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4343 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4345 * doc/invoke.texi (-fvar-tracking-assignments): New.
4346 (-fvar-tracking-assignments-toggle): New.
4347 (-fdump-final-insns=file): Mark filename as optional.
4348 (--param min-nondebug-insn-uid): New.
4349 (-gdwarf-@{version}): Mention version 4.
4350 * opts.c (common_handle_option): Accept it.
4351 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4352 * regrename.c (regrename_optimize): Drop last. Don't count debug
4353 insns as uses. Don't reject change because of debug insn.
4354 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4355 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4356 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4357 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4358 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4359 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4360 * doc/gimple.texi (is_gimple_debug): New.
4361 (gimple_debug_bind_p): New.
4362 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4363 * doc/install.texi (bootstrap-debug): More details.
4364 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4365 (bootstrap-debug-lib): More details.
4366 (bootstrap-debug-ckovw): Update.
4367 (bootstrap-time): New.
4368 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4369 (insert_phi_nodes_for): Insert debug stmts.
4370 (rewrite_stmt): Take iterator. Insert debug stmts.
4371 (rewrite_enter_block): Adjust.
4372 (maybe_replace_use_in_debug_stmt): New.
4373 (rewrite_update_stmt): Use it.
4374 (mark_use_interesting): Return early for debug stmts.
4375 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4376 stmts before replacing stmt.
4377 (move_computations_stmt): Likewise.
4378 * ira-conflicts.c (add_copies): Skip debug insns.
4379 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4380 (regstat_bb_compute_ri): Skip debug insns.
4381 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4382 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4383 check_loop_closed_ssa_stmt): Skip debug stmts.
4384 * tree-tailcall.c (find_tail_calls): Likewise.
4385 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4386 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4387 (build_var_debug_value_stat): Declare.
4388 (build_var_debug_value): Define.
4389 (target_for_debug_bind): Declare.
4390 * reload.c (find_equiv_reg): Skip debug insns.
4391 * rtlanal.c (reg_used_between_p): Skip debug insns.
4392 (side_effects_p): Likewise.
4393 (canonicalize_condition): Likewise.
4394 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4395 insns never depend on debug insns.
4396 (create_ddg_dep_no_link): Likewise.
4397 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4398 Don't add inter-loop dependencies for debug insns.
4399 (build_intra_loop_deps): Likewise.
4400 (create_ddg): Count debug insns.
4401 * ddg.h (struct ddg::num_debug): New.
4402 (num_backargs): Pair up with previous int field.
4403 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4404 -fcompare-debug-second.
4405 * final.c (get_attr_length_1): Skip debug insns.
4406 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4407 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4408 (driver_self_specs): Map -fdump-final-insns to
4409 -fdump-final-insns=..
4410 (get_local_tick): New.
4411 (compare_debug_dump_opt_spec_function): Test for . argument and
4412 compute output name. Compute temp output spec without flag name.
4413 Compute -frandom-seed.
4414 (OPT): Undef after use.
4415 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4416 (average_num_loop_insns): Likewise.
4417 * params.h (MIN_NONDEBUG_INSN_UID): New.
4418 * gimple.def (GIMPLE_DEBUG): New.
4419 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4420 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4421 (merge_in_block): Fix whitespace.
4422 * toplev.c (flag_var_tracking): Update comment.
4423 (flag_var_tracking_assignments): New.
4424 (flag_var_tracking_assignments_toggle): New.
4425 (process_options): Don't open final insns dump file if we're not
4426 going to write to it. Compute defaults for var_tracking.
4427 * df-scan.c (df_insn_rescan_debug_internal): New.
4428 (df_uses_record): Handle debug insns.
4429 * haifa-sched.c (ready): Initialize n_debug.
4430 (contributes_to_priority): Skip debug insns.
4431 (dep_list_size): New.
4433 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4434 they're ready. Disregard previous debug insns to make decisions.
4435 (queue_insn): Never queue debug insns.
4436 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4437 (schedule_insn): Don't reject debug insns because of issue rate.
4438 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4439 (queue_to_ready): Skip and discount debug insns.
4440 (choose_ready): Let debug insns through.
4441 (schedule_block): Check boundary debug insns. Discount debug
4442 insns, schedule them early. Adjust whitespace.
4443 (set_priorities): Check for boundary debug insns.
4444 (add_jump_dependencies): Use dep_list_size.
4445 (prev_non_location_insn): New.
4446 (check_cfg): Use it.
4447 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4449 (remove_unused_ivs): Reset debug stmts.
4450 * modulo-sched.c (const_iteration_count): Skip debug insns.
4451 (res_MII): Discount debug insns.
4452 (loop_single_full_bb_p): Skip debug insns.
4453 (sms_schedule): Likewise.
4454 (sms_schedule_by_order): Likewise.
4455 (ps_has_conflicts): Likewise.
4456 * caller-save.c (refmarker_fn): New.
4457 (save_call_clobbered_regs): Replace regs with saved mem in
4459 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4460 Call refmarker_fn mark for hardregnos.
4461 (mark_reg_as_referenced): New.
4462 (replace_reg_with_saved_mem): New.
4463 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4464 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4466 (cse_extended_basic_block): Skip debug insns.
4467 (count_reg_usage): Likewise.
4468 (is_dead_reg): New, split out of...
4469 (set_live_p): ... here.
4470 (insn_live_p): Use it for debug insns.
4471 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4472 (execute_optimize_stdarg): Likewise.
4473 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4474 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4475 changes in debug stmts as changes.
4476 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4477 (moveup_expr): Don't move across debug insns. Don't move
4478 debug insn if it would create a bookkeeping block.
4479 (moveup_expr_cached): Don't use cache for debug insns that
4480 are heads of blocks.
4481 (compute_av_set_inside_bb): Skip debug insns.
4482 (sel_rank_for_schedule): Schedule debug insns first. Remove
4484 (block_valid_for_bookkeeping_p); Support lax searches.
4485 (create_block_for_bookkeeping): Adjust block numbers when
4486 encountering debug-only blocks.
4487 (find_place_for_bookkeeping): Deal with debug-only blocks.
4488 (generate_bookkeeping_insn): Accept no place to insert.
4489 (remove_temp_moveop_nops): New argument full_tidying.
4490 (prepare_place_to_insert): Deal with debug insns.
4491 (advance_state_on_fence): Debug insns don't start cycles.
4492 (update_boundaries): Take fence as argument. Deal with
4494 (schedule_expr_on_boundary): No full_tidying on debug insns.
4495 (fill_insns): Deal with debug insns.
4496 (track_scheduled_insns_and_blocks): Don't count debug insns.
4497 (need_nop_to_preserve_insn_bb): New, split out of...
4498 (remove_insn_from_stream): ... this.
4499 (fur_orig_expr_not_found): Skip debug insns.
4500 * rtl.def (VALUE): Move up.
4502 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4503 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4504 Set it if debug stmts are found.
4505 (statement_sink_location): Skip debug stmts. Propagate
4506 moving defs into debug stmts.
4507 * ifcvt.c (first_active_insn): Skip debug insns.
4508 (last_active_insns): Likewise.
4509 (cond_exec_process_insns): Likewise.
4510 (noce_process_if_block): Likewise.
4511 (check_cond_move_block): Likewise.
4512 (cond_move_convert_if_block): Likewise.
4513 (block_jumps_and_fallthru_p): Likewise.
4514 (dead_or_predicable): Likewise.
4515 * dwarf2out.c (debug_str_hash_forced): New.
4516 (find_AT_string): Add comment.
4517 (gen_label_for_indirect_string): New.
4518 (get_debug_string_label): New.
4519 (AT_string_form): Use it.
4520 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4521 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4522 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4523 several operations that cannot be represented with DWARF opcodes.
4524 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4525 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4526 (dwarf2out_var_location): Take during-call mark into account.
4527 (output_indirect_string): Update comment. Output if there are
4528 label and references.
4529 (prune_indirect_string): New.
4530 (prune_unused_types): Call it if debug_str_hash_forced.
4531 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4532 (dw_long_long_const): Remove.
4533 (struct dw_val_struct): Change val_long_long type to rtx.
4534 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4535 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4536 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4537 component instead of HOST_BITS_PER_LONG.
4538 (output_loc_operands): Likewise. For const8* assert
4539 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4540 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4541 rather than HOST_BITS_PER_LONG is >= 64.
4542 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4544 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4545 HOST_BITS_PER_LONG for dw_val_class_long_long.
4546 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4547 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4548 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4550 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4551 Handle DW_OP_implicit_value.
4552 (extract_int): Move prototype earlier.
4553 (mem_loc_descriptor): For SUBREG punt if inner
4554 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4555 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4556 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4557 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4558 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4559 instead of Pmode size.
4560 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4561 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4562 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4563 (concat_loc_descriptor, concatn_loc_descriptor,
4564 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4565 (add_location_or_const_value_attribute): Likewise. For single
4566 location loc_lists attempt to use add_const_value_attribute
4567 for constant decls. Add DW_AT_const_value even if
4568 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4570 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4571 (control_flow_insn_p): Likewise.
4572 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4573 (separate_decls_in_region_debug_bind): New.
4574 (separate_decls_in_region): Process debug bind stmts afterwards.
4575 * recog.c (verify_changes): Handle debug insns.
4576 (extract_insn): Likewise.
4577 (peephole2_optimize): Skip debug insns.
4578 * dse.c (scan_insn): Skip debug insns.
4579 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4581 (setup_id_for_insn): Handle debug insns.
4582 (maybe_tidy_empty_bb): Adjust whitespace.
4583 (tidy_control_flow): Skip debug insns.
4584 (sel_remove_insn): Adjust for debug insns.
4585 (sel_estimate_number_of_insns): Skip debug insns.
4586 (create_insn_rtx_from_pattern): Handle debug insns.
4587 (create_copy_of_insn_rtx): Likewise.
4588 * sel-sched-.h (sel_bb_end): Declare.
4589 (sel_bb_empty_or_nop_p): New.
4590 (get_all_loop_exits): Use it.
4591 (_eligible_successor_edge_p): Likewise.
4592 (return_nop_to_pool): Adjust.
4593 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4594 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4595 * gimple-pretty-print.c (dump_gimple_debug): New.
4596 (dump_gimple_stmt): Use it.
4597 (dump_bb_header): Skip gimple debug stmts.
4598 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4599 (fixup_match_2): Likewise.
4600 (regmove_backward_pass): Likewise. Simplify combined
4601 replacement. Handle debug insns.
4602 * function.c (instantiate_virtual_regs): Handle debug insns.
4603 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4604 * print-rtl.h: Include cselib.h.
4605 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4606 * df.h (df_inns_rescan_debug_internal): Declare.
4607 * gcse.c (alloc_hash_table): Estimate n_insns.
4608 (cprop_insn): Don't regard debug insns as changes.
4609 (bypass_conditional_jumps): Skip debug insns.
4610 (one_pre_gcse_pass): Adjust.
4611 (one_code_hoisting_pass): Likewise.
4612 (compute_ld_motion_mems): Skip debug insns.
4613 (one_cprop_pass): Adjust.
4614 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4615 (if_convertible_stmt_p): Handle debug stmts.
4616 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4617 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4618 * ira-build.c (create_bb_allocnos): Skip debug insns.
4619 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4620 (has_single_use): Likewise.
4621 (single_imm_use): Likewise.
4622 (num_imm_uses): Likewise.
4623 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4624 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4625 (create_outofssa_var_map): Likewise.
4626 * lower-subreg.c (adjust_decomposed_uses): New.
4627 (resolve_debug): New.
4628 (decompose_multiword_subregs): Use it.
4629 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4630 * emit-rtl.c: Include params.h.
4631 (cur_debug_insn_uid): Define.
4632 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4633 (copy_rtx_if_shared_1): Handle debug insns.
4634 (reset_used_flags): Likewise.
4635 (set_used_flags): LIkewise.
4636 (get_max_insn_count): New.
4637 (next_nondebug_insn): New.
4638 (prev_nondebug_insn): New.
4639 (make_debug_insn_raw): New.
4640 (emit_insn_before_noloc): Handle debug insns.
4641 (emit_jump_insn_before_noloc): Likewise.
4642 (emit_call_insn_before_noloc): Likewise.
4643 (emit_debug_insn_before_noloc): New.
4644 (emit_insn_after_noloc): Handle debug insns.
4645 (emit_jump_insn_after_noloc): Likewise.
4646 (emit_call_insn_after_noloc): Likewise.
4647 (emit_debug_insn_after_noloc): Likewise.
4648 (emit_insn_after): Take loc from earlier non-debug insn.
4649 (emit_jump_insn_after): Likewise.
4650 (emit_call_insn_after): Likewise.
4651 (emit_debug_insn_after_setloc): New.
4652 (emit_debug_insn_after): New.
4653 (emit_insn_before): Take loc from later non-debug insn.
4654 (emit_jump_insn_before): Likewise.
4655 (emit_call_insn_before): Likewise.
4656 (emit_debug_insn_before_setloc): New.
4657 (emit_debug_insn_before): New.
4658 (emit_insn): Handle debug insns.
4659 (emit_debug_insn): New.
4660 (emit_jump_insn): Handle debug insns.
4661 (emit_call_insn): Likewise.
4663 (init_emit): Take min-nondebug-insn-uid into account.
4664 Initialize cur_debug_insn_uid.
4665 (emit_copy_of_insn_after): Handle debug insns.
4666 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4667 location of single rhs in place.
4668 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4669 (floor_sdiv_adjust): New.
4670 (cell_sdiv_adjust): New.
4671 (cell_udiv_adjust): New.
4672 (round_sdiv_adjust): New.
4673 (round_udiv_adjust): New.
4674 (wrap_constant): Moved from cselib.
4675 (unwrap_constant): New.
4676 (expand_debug_expr): New.
4677 (expand_debug_locations): New.
4678 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4680 (gimple_expand_cfg): Expand debug locations.
4681 * cselib.c: Include tree-pass.h.
4682 (struct expand_value_data): New.
4683 (cselib_record_sets_hook): New.
4684 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4685 (cselib_clear_table): Move, and implemnet in terms of...
4686 (cselib_reset_table_with_next_value): ... this.
4687 (cselib_get_next_unknown_value): New.
4688 (discard_useless_locs): Don't discard preserved values.
4689 (cselib_preserve_value): New.
4690 (cselib_preserved_value_p): New.
4691 (cselib_preserve_definitely): New.
4692 (cselib_clear_preserve): New.
4693 (cselib_preserve_only_values): New.
4694 (new_cselib_val): Take rtx argument. Dump it in details.
4695 (cselib_lookup_mem): Adjust.
4696 (expand_loc): Take regs_active in struct. Adjust. Silence
4697 dumps unless details are requested.
4698 (cselib_expand_value_rtx_cb): New.
4699 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4700 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4701 without details. Copy more subregs. Try to resolve values
4702 using a callback. Wrap constants.
4703 (cselib_subst_to_values): Adjust.
4704 (cselib_log_lookup): New.
4705 (cselib_lookup): Call it.
4706 (cselib_invalidate_regno): Don't count preserved values as useless.
4707 (cselib_invalidate_mem): Likewise.
4708 (cselib_record_set): Likewise.
4709 (struct set): Renamed to cselib_set, moved to cselib.h.
4710 (cselib_record_sets): Adjust. Call hook.
4711 (cselib_process_insn): Reset table when it would be cleared.
4712 (dump_cselib_val): New.
4713 (dump_cselib_table): New.
4714 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
4715 (remove_forwarder_block): Support moving debug stmts.
4716 * cselib.h (cselib_record_sets_hook): Declare.
4717 (cselib_expand_callback): New type.
4718 (cselib_expand_value_rtx_cb): Declare.
4719 (cselib_reset_table_with_next_value): Declare.
4720 (cselib_get_next_unknown_value): Declare.
4721 (cselib_preserve_value): Declare.
4722 (cselib_preserved_value_p): Declare.
4723 (cselib_preserve_only_values): Declare.
4724 (dump_cselib_table): Declare.
4725 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
4726 (try_crossjump_to_edge): Likewise.
4727 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
4728 dominated blocks when debug stmts are present.
4729 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
4730 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
4731 (set_var_live_on_entry): Likewise.
4732 * loop-invariant.c (find_invariants_bb): Skip debug insns.
4733 * cfglayout.c (curr_location, last_location): Make static.
4734 (set_curr_insn_source_location): Don't avoid bouncing.
4735 (get_curr_insn_source_location): New.
4736 (get_curr_insn_block): New.
4737 (duplicate_insn_chain): Handle debug insns.
4738 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
4740 * common.opt (fcompare-debug): Move to sort order.
4741 (fdump-unnumbered-links): Likewise.
4742 (fvar-tracking-assignments): New.
4743 (fvar-tracking-assignments-toggle): New.
4744 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
4745 because of debug stmts.
4746 (mark_stmt_if_obviously_necessary): Mark debug stmts.
4747 (eliminate_unnecessary_stmts): Walk dominated blocks before
4749 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
4750 * ira.c (memref_used_between_p): Skip debug insns.
4751 (update_equiv_regs): Likewise.
4752 * sched-deps.c (sd_lists_size): Accept empty list.
4753 (sd_init_insn): Mark debug insns.
4754 (sd_finish_insn): Unmark them.
4755 (sd_add_dep): Reject non-debug deps on debug insns.
4756 (fixup_sched_groups): Give debug insns group treatment.
4758 (sched_analyze_reg): Don't mark debug insns for sched before call.
4759 (sched_analyze_2): Handle debug insns.
4760 (sched_analyze_insn): Compute next non-debug insn. Handle debug
4762 (deps_analyze_insn): Handle debug insns.
4763 (deps_start_bb): Skip debug insns.
4764 (init_deps): Initialize last_debug_insn.
4765 * tree-ssa.c (target_for_debug_bind): New.
4766 (find_released_ssa_name): New.
4767 (propagate_var_def_into_debug_stmts): New.
4768 (propagate_defs_into_debug_stmts): New.
4769 (verify_ssa): Skip debug bind stmts without values.
4770 (warn_uninialized_vars): Skip debug stmts.
4771 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
4772 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
4773 (rtx_equal_p): Likewise.
4774 * ira-costs.c (scan_one_insn): Skip debug insns.
4775 (process_bb_node_for_hard_reg_moves): Likewise.
4776 * rtl.h (DEBUG_INSN_P): New.
4777 (NONDEBUG_INSN_P): New.
4778 (MAY_HAVE_DEBUG_INSNS): New.
4779 (INSN_P): Accept debug insns.
4780 (RTX_FRAME_RELATED_P): Likewise.
4781 (INSN_DELETED_P): Likewise
4782 (PAT_VAR_LOCATION_DECL): New.
4783 (PAT_VAR_LOCATION_LOC): New.
4784 (PAT_VAR_OCATION_STATUS): New.
4785 (NOTE_VAR_LOCATION_DECL): Reimplement.
4786 (NOTE_VAR_LOCATION_LOC): Likewise.
4787 (NOTE_VAR_LOCATION_STATUS): Likewise.
4788 (INSN_VAR_LOCATION): New.
4789 (INSN_VAR_LOCATION_DECL): New.
4790 (INSN_VAR_LOCATION_LOC): New.
4791 (INSN_VAR_LOCATION_STATUS): New.
4792 (gen_rtx_UNKNOWN_VAR_LOC): New.
4793 (VAR_LOC_UNKNOWN_P): New.
4794 (NOTE_DURING_CALL_P): New.
4795 (SCHED_GROUP_P): Accept debug insns.
4796 (emit_debug_insn_before): Declare.
4797 (emit_debug_insn_before_noloc): Declare.
4798 (emit_debug_insn_beore_setloc): Declare.
4799 (emit_debug_insn_after): Declare.
4800 (emit_debug_insn_after_noloc): Declare.
4801 (emit_debug_insn_after_setloc): Declare.
4802 (emit_debug_insn): Declare.
4803 (make_debug_insn_raw): Declare.
4804 (prev_nondebug_insn): Declare.
4805 (next_nondebug_insn): Declare.
4806 (delegitimize_mem_from_attrs): Declare.
4807 (get_max_insn_count): Declare.
4808 (wrap_constant): Declare.
4809 (unwrap_constant): Declare.
4810 (get_curr_insn_source_location): Declare.
4811 (get_curr_insn_block): Declare.
4812 * tree-inline.c (insert_debug_decl_map): New.
4813 (processing_debug_stmt): New.
4814 (remap_decl): Don't create new mappings in debug stmts.
4815 (remap_gimple_op_r): Don't add references in debug stmts.
4816 (copy_tree_body_r): Likewise.
4817 (remap_gimple_stmt): Handle debug bind stmts.
4818 (copy_bb): Skip debug stmts.
4819 (copy_edges_for_bb): Likewise.
4820 (copy_debug_stmt): New.
4821 (copy_debug_stmts): New.
4822 (copy_body): Copy debug stmts at the end.
4823 (insert_init_debug_bind): New.
4824 (insert_init_stmt): Take id. Skip and emit debug stmts.
4825 (setup_one_parameter): Remap variable earlier, register debug mapping.
4826 (estimate_num_insns): Skip debug stmts.
4827 (expand_call_inline): Preserve debug_map.
4828 (optimize_inline_calls): Check for no debug_stmts left-overs.
4829 (unsave_expr_now): Preserve debug_map.
4830 (copy_gimple_seq_and_replace_locals): Likewise.
4831 (tree_function_versioning): Check for no debug_stmts left-overs.
4832 Init and destroy debug_map as needed. Split edges unconditionally.
4833 (build_duplicate_type): Init and destroy debug_map as needed.
4834 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4835 (struct copy_body_data): Add debug_stmts and debug_map.
4836 * sched-int.h (struct ready_list): Add n_debug.
4837 (struct deps): Add last_debug_insn.
4838 (DEBUG_INSN_SCHED_P): New.
4839 (BOUNDARY_DEBUG_INSN_P): New.
4840 (SCHEDULE_DEBUG_INSN_P): New.
4841 (sd_iterator_cond): Accept empty list.
4842 * combine.c (create_log_links): Skip debug insns.
4843 (combine_instructions): Likewise.
4844 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4845 return value is always unshared.
4846 (struct rtx_subst_pair): New.
4847 (auto_adjust_pair): New.
4848 (propagate_for_debug_subst): New.
4849 (propagate_for_debug): New.
4850 (try_combine): Skip debug insns. Propagate removed defs into
4852 (next_nonnote_nondebug_insn): New.
4853 (distribute_notes): Use it. Skip debug insns.
4854 (distribute_links): Skip debug insns.
4855 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4856 * resource.c (mark_target_live_regs): Likewise.
4857 * var-tracking.c: Include cselib.h and target.h.
4858 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4860 (micro_operation_type_name): New.
4861 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4862 (struct micro_operation_def): Update comments.
4863 (decl_or_value): New type. Use instead of decls.
4864 (struct emit_note_data_def): Add vars.
4865 (struct attrs_def): Use decl_or_value.
4866 (struct variable_tracking_info_def): Add permp, flooded.
4867 (struct location_chain_def): Update comment.
4868 (struct variable_part_def): Use decl_or_value.
4869 (struct variable_def): Make var_part a variable length array.
4871 (scratch_regs): New.
4872 (cselib_hook_called): New.
4873 (dv_is_decl_p): New.
4874 (dv_is_value_p): New.
4877 (dv_as_opaque): New.
4878 (dv_onepart_p): New.
4880 (IS_DECL_CODE): New.
4881 (check_value_is_not_decl): New.
4882 (dv_from_decl): New.
4883 (dv_from_value): New.
4884 (dv_htab_hash): New.
4885 (variable_htab_hash): Use it.
4886 (variable_htab_eq): Support values.
4887 (variable_htab_free): Free from the right pool.
4888 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4889 (attrs_list_union): Adjust.
4890 (attrs_list_mpdv_union): New.
4891 (tie_break_pointers): New.
4892 (canon_value_cmp): New.
4893 (unshare_variable): Return possibly-modified slot.
4894 (vars_copy_1): Adjust.
4895 (var_reg_decl_set): Adjust. Split out of...
4896 (var_reg_set): ... this.
4897 (get_init_value): Adjust.
4898 (var_reg_delete_and_set): Adjust.
4899 (var_reg_delete): Adjust.
4900 (var_regno_delete): Adjust.
4901 (var_mem_decl_set): Split out of...
4902 (var_mem_set): ... this.
4903 (var_mem_delete_and_set): Adjust.
4904 (var_mem_delete): Adjust.
4908 (variable_union): Adjust. Speed up merge of 1-part vars.
4909 (variable_canonicalize): Use unshared slot.
4910 (VALUED_RECURSED_INTO): New.
4911 (find_loc_in_1pdv): New.
4912 (struct dfset_merge): New.
4913 (insert_into_intersection): New.
4914 (intersect_loc_chains): New.
4916 (canonicalize_loc_order_check): New.
4917 (canonicalize_values_mark): New.
4918 (canonicalize_values_star): New.
4919 (variable_merge_over_cur): New.
4920 (variable_merge_over_src): New.
4921 (dataflow_set_merge): New.
4922 (dataflow_set_equiv_regs): New.
4923 (remove_duplicate_values): New.
4924 (struct dfset_post_merge): New.
4925 (variable_post_merge_new_vals): New.
4926 (variable_post_merge_perm_vals): New.
4927 (dataflow_post_merge_adjust): New.
4928 (find_mem_expr_in_1pdv): New.
4929 (dataflow_set_preserve_mem_locs): New.
4930 (dataflow_set_remove_mem_locs): New.
4931 (dataflow_set_clear_at_call): New.
4932 (onepart_variable_different_p): New.
4933 (variable_different_p): Use it.
4934 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4935 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4937 (track_loc_p): Pass it true.
4938 (struct count_use_info): New.
4939 (find_use_val): New.
4940 (replace_expr_with_values): New.
4942 (use_type): New, partially split out of...
4943 (count_uses): ... this. Count new micro-ops.
4944 (count_uses_1): Adjust.
4945 (count_stores): Adjust.
4946 (count_with_sets): New.
4947 (VAL_NEEDS_RESOLUTION): New.
4948 (VAL_HOLDS_TRACK_EXPR): New.
4949 (VAL_EXPR_IS_COPIED): New.
4950 (VAL_EXPR_IS_CLOBBERED): New.
4951 (add_uses): Adjust. Generate new micro-ops.
4952 (add_uses_1): Adjust.
4953 (add_stores): Generate new micro-ops.
4954 (add_with_sets): New.
4955 (find_src_status): Adjust.
4956 (find_src_set_src): Adjust.
4957 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
4958 Handle new micro-ops. Canonicalize value equivalances.
4959 (vt_find_locations): Compute total size of hash tables for
4960 dumping. Perform merge for var-tracking-assignments. Don't
4961 disregard single-block loops.
4962 (dump_attrs_list): Handle decl_or_value.
4963 (dump_variable): Take variable. Deal with decl_or_value.
4964 (dump_variable_slot): New.
4965 (dump_vars): Use it.
4966 (dump_dataflow_sets): Adjust.
4967 (set_slot_part): New, extended to support one-part variables
4968 after splitting out of...
4969 (set_variable_part): ... this.
4970 (clobber_slot_part): New, split out of...
4971 (clobber_variable_part): ... this.
4972 (delete_slot_part): New, split out of...
4973 (delete_variable_part): .... this.
4974 (check_wrap_constant): New.
4975 (vt_expand_loc_callback): New.
4976 (vt_expand_loc): New.
4977 (emit_note_insn_var_location): Adjust. Handle values. Handle
4978 EMIT_NOTE_AFTER_CALL_INSN.
4979 (emit_notes_for_differences_1): Adjust. Handle values.
4980 (emit_notes_for_differences_2): Likewise.
4981 (emit_notes_for_differences): Adjust.
4982 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
4983 Adjust. Handle new micro-ops.
4984 (vt_add_function_parameters): Adjust. Create and bind values.
4985 (vt_initialize): Adjust. Initialize scratch_regs and
4986 valvar_pool, flooded and perm.. Initialize and use cselib. Log
4987 operations. Move some code to count_with_sets and add_with_sets.
4988 (delete_debug_insns): New.
4989 (vt_debug_insns_local): New.
4990 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
4992 (var_tracking_main): If var-tracking-assignments is enabled
4993 but var-tracking isn't, delete debug insns and leave. Likewise
4994 if we exceed limits or fail the stack adjustments tests, and
4995 after all var-tracking processing.
4996 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
4997 (dataflow_set): Add traversed_vars.
4998 (value_chain, const_value_chain): New typedefs.
4999 (value_chain_pool, value_chains): New variables.
5000 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5001 add_value_chains, add_cselib_value_chains, remove_value_chain,
5002 remove_value_chains, remove_cselib_value_chains): New functions.
5003 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5004 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5006 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5007 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5008 (dst_can_be_shared): New variable.
5009 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5010 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5011 different from set->vars, look up slot again instead of using the
5013 (dataflow_set_init): Initialize traversed_vars.
5014 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5015 lookup if set->vars is shared. Don't keep slot cleared before
5016 calling unshare_variable. Unshare set->vars if needed. Adjust
5017 unshare_variable callers. Clear dst_can_be_shared if needed.
5018 Even ->refcount == 1 vars must be unshared if set->vars is shared
5019 and var needs to be modified.
5020 (dataflow_set_union): Set traversed_vars during canonicalization.
5021 (VALUE_CHANGED, DECL_CHANGED): Define.
5022 (set_dv_changed, dv_changed_p): New static inlines.
5023 (track_expr_p): Clear DECL_CHANGED.
5024 (dump_dataflow_sets): Set it.
5025 (variable_was_changed): Call set_dv_changed.
5026 (emit_note_insn_var_location): Likewise.
5027 (changed_variables_stack): New variable.
5028 (check_changed_vars_1, check_changed_vars_2): New functions.
5029 (emit_notes_for_changes): Do nothing if changed_variables is
5030 empty. Traverse changed_variables with check_changed_vars_1,
5031 call check_changed_vars_2 on each changed_variables_stack entry.
5032 (emit_notes_in_bb): Add SET argument. Just clear it at the
5033 beginning, use it instead of local &set, don't destroy it at the end.
5034 (vt_emit_notes): Call dataflow_set_clear early on all
5035 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5036 computed set, dataflow_set_clear also VTI(bb)->in when we are
5037 done with the basic block. Initialize changed_variables_stack,
5038 free it afterwards. If ENABLE_CHECKING verify that after noting
5039 differences to an empty set value_chains hash table is empty.
5040 (vt_initialize): Initialize value_chains and value_chain_pool.
5041 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5042 (variable_tracking_main): Call dump_dataflow_sets before calling
5043 vt_emit_notes, not after it.
5044 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5045 (propagate_var_def_into_debug_stmts): Declare.
5046 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5047 (df_set_note): Reject debug insns.
5048 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5049 add notes to debug insns.
5050 (df_note_bb_compute): Adjust. Likewise.
5051 (df_simulate_uses): Skip debug insns.
5052 (df_simulate_initialize_backwards): Likewise.
5053 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5054 (subst_stack_regs_pat): Reject debug insns.
5055 (convert_regs_1): Handle debug insns.
5056 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5057 (print-rtl.o): Depend on cselib.h.
5058 (cselib.o): Depend on TREE_PASS_H.
5059 (var-tracking.o): Depend on cselib.h and TARGET_H.
5060 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5061 (init_ready_list): Skip boundary debug insns.
5062 (add_branch_dependences): Skip debug insns.
5063 (free_block_dependencies): Check for blocks with only debug insns.
5064 (compute_priorities): Likewise.
5065 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5066 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5068 (gimple_build_debug_bind_stat): New.
5069 (empty_body_p): Skip debug stmts.
5070 (gimple_has_side_effects): Likewise.
5071 (gimple_rhs_has_side_effects): Likewise.
5072 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5073 (gimple_build_debug_bind_stat): Declare.
5074 (gimple_build_debug_bind): Define.
5075 (is_gimple_debug): New.
5076 (gimple_debug_bind_p): New.
5077 (gimple_debug_bind_get_var): New.
5078 (gimple_debug_bind_get_value): New.
5079 (gimple_debug_bind_get_value_ptr): New.
5080 (gimple_debug_bind_set_var): New.
5081 (gimple_debug_bind_set_value): New.
5082 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5083 (gimple_debug_bind_reset_value): New.
5084 (gimple_debug_bind_has_value_p): New.
5085 (gsi_next_nondebug): New.
5086 (gsi_prev_nondebug): New.
5087 (gsi_start_nondebug_bb): New.
5088 (gsi_last_nondebug_bb): New.
5089 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5090 (print_insn): Handle DEBUG_INSN.
5091 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5092 of first insn prevail.
5093 (first_stmt): Skip debug stmts.
5094 (first_non_label_stmt): Likewise.
5095 (last_stmt): Likewise.
5096 (has_zero_uses_1): New.
5097 (single_imm_use_1): New.
5098 (verify_gimple_debug): New.
5099 (verify_types_in_gimple_stmt): Handle debug stmts.
5100 (verify_stmt): Likewise.
5101 (debug_loop_num): Skip debug stmts.
5102 (remove_edge_and_dominated_blocks): Remove dominators last.
5103 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5104 (linearize_expr): Likewise.
5105 * config/i386/i386.c (ix86_delegitimize_address): Call
5106 default implementation.
5107 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5108 (group_barrier_needed): Skip debug insns.
5109 (emit_insn_group_barriers): Likewise.
5110 (emit_all_insn_group_barriers): Likewise.
5111 (ia64_variable_issue): Handle debug insns.
5112 (ia64_dfa_new_cycle): Likewise.
5113 (final_emit_insn_group_barriers): Skip debug insns.
5114 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5115 def cfa without frame.
5116 (process_set): Likewise.
5117 (process_for_unwind_directive): Pass frame on.
5118 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5119 (rs6000_delegitimize_address): New.
5120 (rs6000_debug_adjust_cost): Handle debug insns.
5121 (is_microcoded_insn): Likewise.
5122 (is_cracked_insn): Likewise.
5123 (is_nonpipeline_insn): Likewise.
5124 (insn_must_be_first_in_group): Likewise.
5125 (insn_must_be_last_in_group): Likewise.
5126 (force_new_group): Likewise.
5127 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5128 contains only debug insns.
5129 (rtl_merge_blocks): Skip debug insns.
5130 (purge_dead_edges): Likewise.
5131 (rtl_block_ends_with_call_p): Skip debug insns.
5132 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5133 (mark_reg_dependencies): Skip debug insns.
5134 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5135 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5136 * tree-ssa-threadedge.c
5137 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5138 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5139 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5140 (copyprop_hardreg_forward_1): Handle debug insns.
5141 * reload1.c (reload): Skip debug insns. Replace unassigned
5142 pseudos in debug insns with their equivalences.
5143 (eliminate_regs_in_insn): Skip debug insns.
5144 (emit_input_reload_insns): Skip debug insns at first, adjust
5146 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5147 (get_indirect_ref_operands): Pass opf_no_vops on.
5148 (get_expr_operands): Likewise. Skip debug stmts.
5149 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5151 2009-09-01 Richard Henderson <rth@redhat.com>
5153 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5154 stmt_ends_pp_p statements at least once.
5155 * tree-vrp.c (vrp_initialize): Likewise.
5156 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5158 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5161 Fix AIX bootstrap after PR debug/30161
5162 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5163 that is a GNU extension.
5164 (tmpl_value_parm_die_table): Move the definition of this global
5165 outside #ifdef DWARF2_DEBUGGING_INFO region.
5167 2009-09-01 Richard Guenther <rguenther@suse.de>
5169 * tree.c (tree_expr_size): New function.
5170 * tree.h (tree_expr_size): Declare.
5171 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5172 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5173 * langhooks.c (lhd_expr_size): Remove.
5174 * langhooks.h (struct lang_hooks): Remove expr_size.
5175 * explow.c (expr_size): Use tree_expr_size.
5176 (int_expr_size): Likewise.
5177 * langhooks-def.h (lhd_expr_size): Remove.
5178 (LANG_HOOKS_EXPR_SIZE): Likewise.
5179 (LANG_HOOKS_INITIALIZER): Adjust.
5181 2009-09-01 Richard Guenther <rguenther@suse.de>
5183 * tree-flow.h (mark_addressable): Move declaration ...
5184 * tree.h (mark_addressable): ... here.
5185 * stmt.c (expand_asm_operands): Use mark_addressable, not
5186 lang_hooks.mark_addressable.
5187 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5188 LANG_HOOKS_MARK_ADDRESSABLE.
5189 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5190 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5192 2009-08-31 Chris Demetriou <cgd@google.com>
5194 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5195 vectorize if not TARGET_SSE2.
5197 2009-08-31 DJ Delorie <dj@redhat.com>
5199 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5200 registers if no coprocessor is enabled.
5202 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5205 * cgraph.h (cgraph_get_node): Declare ...
5206 * cgraph.c (cgraph_get_node): ... new function.
5207 * dwarf2out.c (gen_generic_params_dies,
5208 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5209 make_ith_pack_parameter_name,
5210 append_entry_to_tmpl_value_parm_die_table,
5211 gen_remaining_tmpl_value_param_die_attribute): New functions.
5212 (gen_subprogram_die): Generate debug info for template parameters
5213 if debug info level is higher than DINFO_LEVEL_TERSE.
5214 Use tree_add_const_value_attribute_for_decl instead of
5215 tree_add_const_value_attribute.
5216 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5217 instead of tree_add_const_value_attribute.
5218 (gen_struct_or_union_type_die): Generate debug
5219 info for template parameters if debug info level is higher than
5221 (tree_add_const_value_attribute): Handle integral and pointer
5222 constants. Update comment.
5223 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5224 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5225 (reference_to_unused): Fix thinko. Remove redundant predicates from
5227 (tree_add_const_value_attribute): Make this work for constant
5229 tree_add_const_value_attribute_for_decl is to be used for variable
5231 (add_location_or_const_value_attribute): Use
5232 tree_add_const_value_attribute_for_decl now.
5233 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5234 DW_TAG_template_value_param DIEs after function DIEs have been
5236 * langhooks.h (lang_hooks_for_types): Add
5237 get_argument_pack_elems.
5238 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5239 (lang_hooks): Added get_innermost_generic_parms,
5240 get_innermost_generic_args.
5241 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5242 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5243 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5244 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5246 2009-08-31 DJ Delorie <dj@redhat.com>
5248 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5249 it once we start generating the prologue or epilogue.
5250 (mep_call_saves_register): If the frame is locked, re-use
5252 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5253 (mep_expand_prologue): Call it.
5254 (mep_expand_epilogue): Likewise.
5255 (mep_start_function): Use the same logic as mep_expand_prologue.
5256 (mep_pass_by_reference): Make logic more readable.
5257 (mep_return_in_memory): Zero-sized objects are passed in memory.
5258 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5260 2009-08-31 Richard Guenther <rguenther@suse.de>
5262 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5263 to query if the memory regions for memmove overlap.
5264 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5265 asserts on pointers, instead deal with odd trees.
5266 (ptr_derefs_may_alias_p): Likewise.
5267 (refs_may_alias_p_1): Constructor bases also never alias.
5269 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5271 * doc/install.texi (Final install): Adjust reference on where to
5272 order printed manuals.
5274 2009-08-30 Olivier Hainque <hainque@adacore.com>
5276 * dwarf2out.c (switch_to_frame_table_section): Move
5277 definition prior to first use.
5279 2009-08-30 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/41186
5282 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5283 (ao_ref_init_from_ptr_and_size): New function.
5284 (ref_maybe_used_by_call_p_1): Be more precise tracking
5285 used ranges for builtin functions.
5286 (ref_maybe_used_by_call_p): Adjust.
5287 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5288 ranges for builtin functions.
5289 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5291 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5294 * fwprop.c (get_reg_use_in): Delete.
5295 (free_load_extend): New function.
5296 (forward_propagate_subreg): Use it.
5298 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5300 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5302 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5305 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5308 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5310 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5311 fini or fini_array section.
5313 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5315 * graphite-dependences.c (graphite_legal_transform_bb): Call
5316 pbb_remove_duplicate_pdrs.
5317 * graphite-poly.c (can_collapse_pdr): Removed.
5318 (pdr_find_duplicate): Removed.
5319 (can_collapse_pdrs): New.
5320 (pbb_remove_duplicate_pdrs): New.
5321 (new_poly_dr): Do not look for duplicates.
5322 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5323 (PBB_PDR_DUPLICATES_REMOVED): New.
5324 (pbb_remove_duplicate_pdrs): Declared.
5326 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5328 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5329 the strides by multiplying by PDR_NB_REFS.
5330 * graphite-poly.c (can_collapse_pdr): New.
5331 (pdr_find_duplicate): New.
5332 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5333 Initialize PDR_NB_REFS.
5334 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5336 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5338 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5341 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5344 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5346 * graphite-dependences.c (pddr_original_scattering): Return NULL
5347 for read-read dependence relations.
5348 * graphite-poly.h (enum poly_dr_type): Fix comment.
5351 (pdr_may_write_p): New.
5353 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5355 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5356 (struct poly_dr): Same.
5357 (new_poly_dr): Same.
5358 * graphite-poly.c (new_poly_dr): Same.
5359 * graphite-dependences.c (dot_deps): Disable call to system.
5361 2009-08-28 Cary Coutant <ccoutant@google.com>
5364 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5365 struct/union/enum types local to a function.
5367 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5368 Sebastian Pop <sebastian.pop@amd.com>
5370 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5371 pbb_strip_mine_time_depth. Changed the implementation so that
5372 transformation is expressed as a transformation on
5373 time (scatttering) dimensions. Also, ensures that the 2d+1
5374 scheduling format is preserved.
5375 (pbb_strip_mine_profitable_p): Profitability is based on the
5376 iteration number of a given time (scattering) dimension,
5377 and not on a original loop depth dimension.
5378 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5379 (pbb_do_strip_mine): Call psct_dynamic_dim.
5380 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5381 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5382 (pbb_nb_dynamic_scattering_transform): New.
5383 (psct_dynamic_dim): New.
5385 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5387 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5388 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5389 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5390 * graphite-interchange.c (build_linearized_memory_access): Same.
5391 (memory_stride_in_loop): Same.
5393 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5395 * graphite-dependences.c (pddr_original_scattering): New.
5396 (graphite_legal_transform_dr): Call pddr_original_scattering.
5399 * graphite-dependences.h (dot_deps): Declared.
5400 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5401 (print_pdr): Print PDR_ID.
5402 * graphite-poly.h (struct poly_dr): Add field id.
5405 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5407 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5409 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5410 not delete the original dependence relation.
5412 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5414 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5415 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5416 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5417 (free_poly_ddr): New.
5418 (pddr_is_empty): New.
5419 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5420 (dependence_polyhedron): Same. Remove useless gcc_assert.
5422 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5423 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5424 * graphite-dependences.h (enum poly_dependence_kind): New.
5425 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5426 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5427 (PDRP_SINK): Renamed PDDR_SINK.
5428 (PDRP_DDP): Renamed PDDR_DDP.
5430 (free_poly_ddr): Declared.
5431 * graphite-poly.c (new_scop): Use the new hash function names.
5432 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5433 into original_pddrs.
5434 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5436 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5438 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5439 bounds with LT_EXPR to make niter analysis more precise on code
5440 generated by Graphite.
5442 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5444 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5445 (graphite_legal_transform_bb): Same.
5446 (poly_drs_may_alias_p): Same.
5448 2009-08-28 Richard Guenther <rguenther@suse.de>
5450 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5452 2009-08-28 Jan Beulich <jbeulich@novell.com>
5454 * config/i386/netware.c: Include langhooks.h.
5455 (i386_nlm_encode_section_info): Simplify.
5456 (netware_override_options): Delete.
5457 * config/i386/netware.h (netware_override_options): Delete
5459 (OVERRIDE_OPTIONS): Delete definition.
5460 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5461 (ASM_COMMENT_START): Define.
5462 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5464 2009-08-28 Jan Beulich <jbeulich@novell.com>
5466 * configure.ac: For in-tree ld, do a plain version check to
5467 determine whether comdat groups are supported.
5468 * configure: Regenerate.
5470 2009-08-28 Olivier Hainque <hainque@adacore.com>
5472 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5473 always defined. Reflect definition or absence of such for
5474 COLLECT_EXPORT_LIST. Readability helper.
5475 (scanfilter): New enum, to help control what symbols
5476 are to be considered or ignored by scan_prog_file.
5477 (enum pass): Rename as "scanpass", moved together with scanfilter
5478 prior to scan_prog_file's prototype.
5479 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5480 Group prototype with the scanpass/scanfilter definitions, factorize
5481 head comments for the several implementations at the prototype.
5482 (main): Reorganize the first pass link control to let AIX
5483 drag only the needed frame tables in executables. Prevent
5484 frame tables collection during the scan aimed at static ctors.
5485 Pre-link and scan for frame tables later to compensate.
5486 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5487 A C statement to issue assembly directives that create a reference
5488 to the given DWARF table identifier label from the current function
5490 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5491 to differentiate first time section entry. Only emit a .data
5492 tables start identifier label the first time around.
5493 (switch_to_frame_table_section): New function. Helper for
5494 output_call_frame_info to switch possibly BACK into the eh_frame
5495 or the debug_frame section depending on FOR_EH.
5496 (output_call_frame_info): Use helper to first enter the proper
5498 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5499 emit a link to the frame table start label from each function
5501 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5502 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5503 * config/rs6000/rs6000-protos.h: Declare it.
5504 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5506 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5508 * config/sh/sh.c (split_branches): Check the result of
5511 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5513 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5514 using -pthread -fopenmp
5516 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5518 * doc/service.texi (service directory): Update URL.
5520 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5522 PR rtl-optimization/40861
5523 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5524 extract word from a multi-word subreg for negative byte positions.
5526 2009-08-27 Tristan Gingold <gingold@adacore.com>
5527 Douglas B Rupp <rupp@gnat.com>
5529 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5530 (SECTION_VMS_OVERLAY): Define.
5531 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5533 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5535 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5536 common_object declarations.
5537 (ia64_section_type_flags): Set section flag for common_object.
5538 * config/ia64/ia64-protos.h
5539 (ia64_vms_output_aligned_decl_common): Declare.
5540 (ia64_vms_elf_asm_named_section): Declare.
5542 2009-08-27 Michael Matz <matz@suse.de>
5544 * expr.c (expand_expr_real_2): New function taking exploded
5545 unary or binary expression, split out from ...
5546 (expand_expr_real_1): ... here. Move over all unary/binary
5547 switch parts to above function, in particular these codes:
5548 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5549 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5550 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5551 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5552 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5553 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5554 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5555 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5556 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5557 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5558 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5559 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5560 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5561 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5562 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5563 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5564 VEC_PACK_FIX_TRUNC_EXPR.
5565 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5568 2009-08-27 Richard Guenther <rguenther@suse.de>
5570 * gengtype.c (main): Handle uint64_t.
5571 * ipa-utils.c (get_base_var): Indent properly.
5572 * tree-ssa-live.c (debug_scope_block): New function.
5573 * tree-flow.h (debug_scope_block): Declare.
5574 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5575 * basic-block.h (enum profile_status): Rename to
5576 enum profile_status_d.
5577 (x_profile_status): Adjust type.
5579 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5582 * dwarf2out.c (get_context_die): Declare this static function.
5583 (gen_type_die_with_usage): Make sure a DIE is a generated for
5584 the context of a typedef.
5586 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5588 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5591 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5593 * config/mips/mips-protos.h (mips_output_sync): Declare.
5594 (mips_sync_loop_insns): Likewise.
5595 (mips_output_sync_loop): Replace first two parameters with an rtx.
5596 * config/mips/mips.c (mips_multi_member): New structure.
5597 (mips_multi_members): New variable.
5598 (mips_multi_start): New function.
5599 (mips_multi_add): Likewise.
5600 (mips_multi_add_insn): Likewise.
5601 (mips_multi_add_label): Likewise.
5602 (mips_multi_last_index): Likewise.
5603 (mips_multi_copy_insn): Likewise.
5604 (mips_multi_set_operand): Likewise.
5605 (mips_multi_write): Likewise.
5606 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5607 (mips_init_print_operand_punct): Update accordingly.
5608 (mips_start_ll_sc_sync_block): New function.
5609 (mips_end_ll_sc_sync_block): Likewise.
5610 (mips_output_sync): Likewise.
5611 (mips_sync_insn1_template): Likewise.
5612 (mips_sync_insn2_template): Likewise.
5613 (mips_get_sync_operand): Likewise.
5614 (mips_process_sync_loop): Likewise.
5615 (mips_output_sync_loop): Use mips_process_sync_loop.
5616 (mips_sync_loop_insns): New function.
5617 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5618 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5619 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5620 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5621 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5622 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5623 (MIPS_SYNC_OLD_OP_12): Likewise.
5624 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5625 (MIPS_SYNC_NEW_OP_12): Likewise.
5626 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5627 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5628 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5629 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5630 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5631 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5632 * config/mips/mips.md (sync_mem): New attribute.
5633 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5634 (sync_exclusive_mask, sync_required_oldval): Likewise.
5635 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5636 (sync_release_barrier): Likewise.
5637 (length): Handle sync loops.
5638 (sync): Use mips_output_sync.
5639 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5640 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5641 and use mips_output_sync_loop.
5642 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5643 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5644 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5645 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5646 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5647 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5648 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5649 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5650 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5652 2009-08-26 Richard Guenther <rguenther@suse.de>
5655 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5656 the types to not match.
5657 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5659 * tree-ssa.c (useless_type_conversion_p): Conversions to
5660 pointers to unprototyped functions are useless.
5662 2009-08-26 Richard Guenther <rguenther@suse.de>
5664 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5665 whole-program condition, prepare to be called for non-globals.
5666 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5667 params build a representative with known type and track its fields.
5669 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5671 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5672 clearing by a taken branch.
5673 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5674 effectively after bbro pass.
5675 (sync_nand<mode>): Ditto.
5676 (sync_old_<fetchop_name><mode>): Ditto.
5677 (sync_old_nand<mode>): Ditto.
5678 (sync_new_<fetchop_name><mode>): Dito.
5679 (sync_new_nand<mode>): Ditto.
5680 (sync_compare_and_swap<mode>_1): Ditto.
5681 (*sync_compare_and_swap<mode>): Ditto.
5682 (sync_lock_test_and_set<mode>_1): Ditto.
5683 ("sync_lock_test_and_set<mode>): Ditto.
5685 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5687 * hwint.h (HOST_LONG_FORMAT): New macro
5688 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5689 Use HOST_PTR_PRINTF.
5690 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5691 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5692 (HOST_PTR_PRINTF): Document.
5694 2009-08-25 Jan Hubicka <jh@suse.cz>
5696 * config/i386/bmmintrin.h: Replace by #error.
5699 Michael Meissner <michael.meissner@amd.com>
5700 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5701 Tony Linthicum <tony.linthicum@amd.com>
5703 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5704 (TARGET_ROUND): New macro for the round/ptest instructions which
5705 are shared between SSE4.1 and SSE5.
5706 (OPTION_MASK_ISA_ROUND): Ditto.
5707 (OPTION_ISA_ROUND): Ditto.
5708 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5709 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5711 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5712 (-mfused-madd): New switch to give users control over whether the
5713 compiler optimizes to use the multiply/add SSE5 instructions.
5715 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
5716 (ix86_handle_option): Turn off 3dnow if -msse5.
5717 (override_options): Add SSE5 support.
5718 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5720 (ix86_expand_sse_movcc): Add SSE5 support.
5721 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5722 vector type to the next largest size.
5723 (ix86_expand_sse5_pack): New function to use pperm to pack a
5724 vector type to the next smallest size.
5725 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5726 (IX86_BUILTIN_FMADDSD): Ditto.
5727 (IX86_BUILTIN_FMADDPS): Ditto.
5728 (IX86_BUILTIN_FMADDPD): Ditto.
5729 (IX86_BUILTIN_FMSUBSS): Ditto.
5730 (IX86_BUILTIN_FMSUBSD): Ditto.
5731 (IX86_BUILTIN_FMSUBPS): Ditto.
5732 (IX86_BUILTIN_FMSUBPD): Ditto.
5733 (IX86_BUILTIN_FNMADDSS): Ditto.
5734 (IX86_BUILTIN_FNMADDSD): Ditto.
5735 (IX86_BUILTIN_FNMADDPS): Ditto.
5736 (IX86_BUILTIN_FNMADDPD): Ditto.
5737 (IX86_BUILTIN_FNMSUBSS): Ditto.
5738 (IX86_BUILTIN_FNMSUBSD): Ditto.
5739 (IX86_BUILTIN_FNMSUBPS): Ditto.
5740 (IX86_BUILTIN_FNMSUBPD): Ditto.
5741 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5742 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5743 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5744 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5745 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5746 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5747 (IX86_BUILTIN_PPERM): Ditto.
5748 (IX86_BUILTIN_PERMPS): Ditto.
5749 (IX86_BUILTIN_PERMPD): Ditto.
5750 (IX86_BUILTIN_PMACSSWW): Ditto.
5751 (IX86_BUILTIN_PMACSWW): Ditto.
5752 (IX86_BUILTIN_PMACSSWD): Ditto.
5753 (IX86_BUILTIN_PMACSWD): Ditto.
5754 (IX86_BUILTIN_PMACSSDD): Ditto.
5755 (IX86_BUILTIN_PMACSDD): Ditto.
5756 (IX86_BUILTIN_PMACSSDQL): Ditto.
5757 (IX86_BUILTIN_PMACSSDQH): Ditto.
5758 (IX86_BUILTIN_PMACSDQL): Ditto.
5759 (IX86_BUILTIN_PMACSDQH): Ditto.
5760 (IX86_BUILTIN_PMADCSSWD): Ditto.
5761 (IX86_BUILTIN_PMADCSWD): Ditto.
5762 (IX86_BUILTIN_PHADDBW): Ditto.
5763 (IX86_BUILTIN_PHADDBD): Ditto.
5764 (IX86_BUILTIN_PHADDBQ): Ditto.
5765 (IX86_BUILTIN_PHADDWD): Ditto.
5766 (IX86_BUILTIN_PHADDWQ): Ditto.
5767 (IX86_BUILTIN_PHADDDQ): Ditto.
5768 (IX86_BUILTIN_PHADDUBW): Ditto.
5769 (IX86_BUILTIN_PHADDUBD): Ditto.
5770 (IX86_BUILTIN_PHADDUBQ): Ditto.
5771 (IX86_BUILTIN_PHADDUWD): Ditto.
5772 (IX86_BUILTIN_PHADDUWQ): Ditto.
5773 (IX86_BUILTIN_PHADDUDQ): Ditto.
5774 (IX86_BUILTIN_PHSUBBW): Ditto.
5775 (IX86_BUILTIN_PHSUBWD): Ditto.
5776 (IX86_BUILTIN_PHSUBDQ): Ditto.
5777 (IX86_BUILTIN_PROTB): Ditto.
5778 (IX86_BUILTIN_PROTW): Ditto.
5779 (IX86_BUILTIN_PROTD): Ditto.
5780 (IX86_BUILTIN_PROTQ): Ditto.
5781 (IX86_BUILTIN_PROTB_IMM): Ditto.
5782 (IX86_BUILTIN_PROTW_IMM): Ditto.
5783 (IX86_BUILTIN_PROTD_IMM): Ditto.
5784 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5785 (IX86_BUILTIN_PSHLB): Ditto.
5786 (IX86_BUILTIN_PSHLW): Ditto.
5787 (IX86_BUILTIN_PSHLD): Ditto.
5788 (IX86_BUILTIN_PSHLQ): Ditto.
5789 (IX86_BUILTIN_PSHAB): Ditto.
5790 (IX86_BUILTIN_PSHAW): Ditto.
5791 (IX86_BUILTIN_PSHAD): Ditto.
5792 (IX86_BUILTIN_PSHAQ): Ditto.
5793 (IX86_BUILTIN_FRCZSS): Ditto.
5794 (IX86_BUILTIN_FRCZSD): Ditto.
5795 (IX86_BUILTIN_FRCZPS): Ditto.
5796 (IX86_BUILTIN_FRCZPD): Ditto.
5797 (IX86_BUILTIN_CVTPH2PS): Ditto.
5798 (IX86_BUILTIN_CVTPS2PH): Ditto.
5799 (IX86_BUILTIN_COMEQSS): Ditto.
5800 (IX86_BUILTIN_COMNESS): Ditto.
5801 (IX86_BUILTIN_COMLTSS): Ditto.
5802 (IX86_BUILTIN_COMLESS): Ditto.
5803 (IX86_BUILTIN_COMGTSS): Ditto.
5804 (IX86_BUILTIN_COMGESS): Ditto.
5805 (IX86_BUILTIN_COMUEQSS): Ditto.
5806 (IX86_BUILTIN_COMUNESS): Ditto.
5807 (IX86_BUILTIN_COMULTSS): Ditto.
5808 (IX86_BUILTIN_COMULESS): Ditto.
5809 (IX86_BUILTIN_COMUGTSS): Ditto.
5810 (IX86_BUILTIN_COMUGESS): Ditto.
5811 (IX86_BUILTIN_COMORDSS): Ditto.
5812 (IX86_BUILTIN_COMUNORDSS): Ditto.
5813 (IX86_BUILTIN_COMFALSESS): Ditto.
5814 (IX86_BUILTIN_COMTRUESS): Ditto.
5815 (IX86_BUILTIN_COMEQSD): Ditto.
5816 (IX86_BUILTIN_COMNESD): Ditto.
5817 (IX86_BUILTIN_COMLTSD): Ditto.
5818 (IX86_BUILTIN_COMLESD): Ditto.
5819 (IX86_BUILTIN_COMGTSD): Ditto.
5820 (IX86_BUILTIN_COMGESD): Ditto.
5821 (IX86_BUILTIN_COMUEQSD): Ditto.
5822 (IX86_BUILTIN_COMUNESD): Ditto.
5823 (IX86_BUILTIN_COMULTSD): Ditto.
5824 (IX86_BUILTIN_COMULESD): Ditto.
5825 (IX86_BUILTIN_COMUGTSD): Ditto.
5826 (IX86_BUILTIN_COMUGESD): Ditto.
5827 (IX86_BUILTIN_COMORDSD): Ditto.
5828 (IX86_BUILTIN_COMUNORDSD): Ditto.
5829 (IX86_BUILTIN_COMFALSESD): Ditto.
5830 (IX86_BUILTIN_COMTRUESD): Ditto.
5831 (IX86_BUILTIN_COMEQPS): Ditto.
5832 (IX86_BUILTIN_COMNEPS): Ditto.
5833 (IX86_BUILTIN_COMLTPS): Ditto.
5834 (IX86_BUILTIN_COMLEPS): Ditto.
5835 (IX86_BUILTIN_COMGTPS): Ditto.
5836 (IX86_BUILTIN_COMGEPS): Ditto.
5837 (IX86_BUILTIN_COMUEQPS): Ditto.
5838 (IX86_BUILTIN_COMUNEPS): Ditto.
5839 (IX86_BUILTIN_COMULTPS): Ditto.
5840 (IX86_BUILTIN_COMULEPS): Ditto.
5841 (IX86_BUILTIN_COMUGTPS): Ditto.
5842 (IX86_BUILTIN_COMUGEPS): Ditto.
5843 (IX86_BUILTIN_COMORDPS): Ditto.
5844 (IX86_BUILTIN_COMUNORDPS): Ditto.
5845 (IX86_BUILTIN_COMFALSEPS): Ditto.
5846 (IX86_BUILTIN_COMTRUEPS): Ditto.
5847 (IX86_BUILTIN_COMEQPD): Ditto.
5848 (IX86_BUILTIN_COMNEPD): Ditto.
5849 (IX86_BUILTIN_COMLTPD): Ditto.
5850 (IX86_BUILTIN_COMLEPD): Ditto.
5851 (IX86_BUILTIN_COMGTPD): Ditto.
5852 (IX86_BUILTIN_COMGEPD): Ditto.
5853 (IX86_BUILTIN_COMUEQPD): Ditto.
5854 (IX86_BUILTIN_COMUNEPD): Ditto.
5855 (IX86_BUILTIN_COMULTPD): Ditto.
5856 (IX86_BUILTIN_COMULEPD): Ditto.
5857 (IX86_BUILTIN_COMUGTPD): Ditto.
5858 (IX86_BUILTIN_COMUGEPD): Ditto.
5859 (IX86_BUILTIN_COMORDPD): Ditto.
5860 (IX86_BUILTIN_COMUNORDPD): Ditto.
5861 (IX86_BUILTIN_COMFALSEPD): Ditto.
5862 (IX86_BUILTIN_COMTRUEPD): Ditto.
5863 (IX86_BUILTIN_PCOMEQUB): Ditto.
5864 (IX86_BUILTIN_PCOMNEUB): Ditto.
5865 (IX86_BUILTIN_PCOMLTUB): Ditto.
5866 (IX86_BUILTIN_PCOMLEUB): Ditto.
5867 (IX86_BUILTIN_PCOMGTUB): Ditto.
5868 (IX86_BUILTIN_PCOMGEUB): Ditto.
5869 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5870 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5871 (IX86_BUILTIN_PCOMEQUW): Ditto.
5872 (IX86_BUILTIN_PCOMNEUW): Ditto.
5873 (IX86_BUILTIN_PCOMLTUW): Ditto.
5874 (IX86_BUILTIN_PCOMLEUW): Ditto.
5875 (IX86_BUILTIN_PCOMGTUW): Ditto.
5876 (IX86_BUILTIN_PCOMGEUW): Ditto.
5877 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5878 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5879 (IX86_BUILTIN_PCOMEQUD): Ditto.
5880 (IX86_BUILTIN_PCOMNEUD): Ditto.
5881 (IX86_BUILTIN_PCOMLTUD): Ditto.
5882 (IX86_BUILTIN_PCOMLEUD): Ditto.
5883 (IX86_BUILTIN_PCOMGTUD): Ditto.
5884 (IX86_BUILTIN_PCOMGEUD): Ditto.
5885 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5886 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5887 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5888 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5889 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5890 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5891 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5892 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5893 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5894 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5895 (IX86_BUILTIN_PCOMEQB): Ditto.
5896 (IX86_BUILTIN_PCOMNEB): Ditto.
5897 (IX86_BUILTIN_PCOMLTB): Ditto.
5898 (IX86_BUILTIN_PCOMLEB): Ditto.
5899 (IX86_BUILTIN_PCOMGTB): Ditto.
5900 (IX86_BUILTIN_PCOMGEB): Ditto.
5901 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5902 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5903 (IX86_BUILTIN_PCOMEQW): Ditto.
5904 (IX86_BUILTIN_PCOMNEW): Ditto.
5905 (IX86_BUILTIN_PCOMLTW): Ditto.
5906 (IX86_BUILTIN_PCOMLEW): Ditto.
5907 (IX86_BUILTIN_PCOMGTW): Ditto.
5908 (IX86_BUILTIN_PCOMGEW): Ditto.
5909 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5910 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5911 (IX86_BUILTIN_PCOMEQD): Ditto.
5912 (IX86_BUILTIN_PCOMNED): Ditto.
5913 (IX86_BUILTIN_PCOMLTD): Ditto.
5914 (IX86_BUILTIN_PCOMLED): Ditto.
5915 (IX86_BUILTIN_PCOMGTD): Ditto.
5916 (IX86_BUILTIN_PCOMGED): Ditto.
5917 (IX86_BUILTIN_PCOMFALSED): Ditto.
5918 (IX86_BUILTIN_PCOMTRUED): Ditto.
5919 (IX86_BUILTIN_PCOMEQQ): Ditto.
5920 (IX86_BUILTIN_PCOMNEQ): Ditto.
5921 (IX86_BUILTIN_PCOMLTQ): Ditto.
5922 (IX86_BUILTIN_PCOMLEQ): Ditto.
5923 (IX86_BUILTIN_PCOMGTQ): Ditto.
5924 (IX86_BUILTIN_PCOMGEQ): Ditto.
5925 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5926 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5927 (enum multi_arg_type): New enum for describing the various SSE5
5928 intrinsic argument types.
5929 (bdesc_multi_arg): New table for SSE5 intrinsics.
5930 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5931 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5933 (ix86_expand_builtin): Add SSE5 intrinsic support.
5934 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5935 operand instructions.
5936 (ix86_expand_sse5_multiple_memory): New function to split the
5937 second memory reference from SSE5 instructions.
5938 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5939 (ix86_return_pops_args): Use stdarg_p to determine if the function
5940 has variable arguments.
5941 (ix86_setup_incoming_varargs): Ditto.
5942 (x86_this_parameter): Ditto.
5944 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5946 (ix86_expand_sse5_pack): Ditto.
5947 (ix86_sse5_valid_op_p): Ditto.
5948 (ix86_expand_sse5_multiple_memory): Ditto.
5950 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5951 constant for SSE5 support.
5952 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5953 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5954 (UNSPEC_SSE5_PERMUTE): Ditto.
5955 (UNSPEC_SSE5_ASHIFT): Ditto.
5956 (UNSPEC_SSE5_LSHIFT): Ditto.
5957 (UNSPEC_FRCZ): Ditto.
5958 (UNSPEC_CVTPH2PS): Ditto.
5959 (UNSPEC_CVTPS2PH): Ditto.
5960 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5962 (COM_FALSE_S): Ditto.
5963 (COM_FALSE_P): Ditto.
5964 (COM_TRUE_S): Ditto.
5965 (COM_TRUE_P): Ditto.
5966 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5967 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5969 (memory attribute): Ditto.
5970 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5971 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5972 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5973 (floor<mode>2): Ditto.
5974 (ceil<mode>2): Ditto.
5975 (btrunc<mode>2): Ditto.
5976 (nearbyintdf2): Ditto.
5977 (nearbyintsf2): Ditto.
5978 (sse_setccsf): Disable if SSE5.
5979 (sse_setccdf): Ditto.
5980 (sse5_setcc<mode>): New support for SSE5 conditional move.
5981 (sse5_pcmov_<mode>): Ditto.
5983 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5985 (SSEMODEF2P): Ditto.
5986 (ssemodesuffixf4): New mode attribute for SSE5.
5987 (ssemodesuffixf2s): Ditto.
5988 (ssemodesuffixf2c): Ditto.
5989 (sserotatemax): Ditto.
5990 (ssescalarmode): Ditto.
5991 (sse_maskcmpv4sf3): Disable if SSE5.
5992 (sse_maskcmpv2df3): Ditto.
5993 (sse_vmmaskcmpv4sf3): Ditto.
5994 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
5995 (sse5_vmfmadd<mode>4): Ditto.
5996 (sse5_fmsub<mode>4): Ditto.
5997 (sse5_vmfmsub<mode>4): Ditto.
5998 (sse5_fnmadd<mode>4): Ditto.
5999 (sse5_vmfnmadd<mode>4): Ditto.
6000 (sse5_fnmsub<mode>4): Ditto.
6001 (sse5_vmfnmsub<mode>4): Ditto.
6002 (sse5i_fmadd<mode>4): Ditto.
6003 (sse5i_fmsub<mode>4): Ditto.
6004 (sse5i_fnmadd<mode>4): Ditto.
6005 (sse5i_fnmsub<mode>4): Ditto.
6006 (sse5i_vmfmadd<mode>4): Ditto.
6007 (sse5i_vmfmsub<mode>4): Ditto.
6008 (sse5i_vmfnmadd<mode>4): Ditto.
6009 (sse5i_vmfnmsub<mode>4): Ditto.
6010 (mulv16qi3): Add SSE5 support.
6012 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6013 (sse2_mulv4si3): Disable if SSE5.
6014 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6015 (sse4_1_roundps): Ditto.
6016 (sse4_1_roundsd): Ditto.
6017 (sse4_1_roundss): Ditto.
6018 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6020 (sse_maskcmpsf3): Ditto.
6021 (sse_vmmaskcmpv4sf3): Ditto.
6022 (sse2_maskcmpv2df3): Ditto.
6023 (sse2_maskcmpdf3): Ditto.
6024 (sse2_vmmaskcmpv2df3): Ditto.
6025 (sse2_eq<mode>3): Ditto.
6026 (sse2_gt<mode>3): Ditto.
6027 (sse5_pcmov_<mode>): Add SSE5 support.
6028 (vec_unpacku_hi_v16qi): Ditto.
6029 (vec_unpacks_hi_v16qi): Ditto.
6030 (vec_unpacku_lo_v16qi): Ditto.
6031 (vec_unpacks_lo_v16qi): Ditto.
6032 (vec_unpacku_hi_v8hi): Ditto.
6033 (vec_unpacks_hi_v8hi): Ditto.
6034 (vec_unpacku_lo_v8hi): Ditto.
6035 (vec_unpacks_lo_v8hi): Ditto.
6036 (vec_unpacku_hi_v4si): Ditto.
6037 (vec_unpacks_hi_v4si): Ditto.
6038 (vec_unpacku_lo_v4si): Ditto.
6039 (vec_unpacks_lo_v4si): Ditto.
6040 (sse5_pmacsww): New SSE5 intrinsic insn.
6041 (sse5_pmacssww): Ditto.
6042 (sse5_pmacsdd): Ditto.
6043 (sse5_pmacssdd): Ditto.
6044 (sse5_pmacssdql): Ditto.
6045 (sse5_pmacssdqh): Ditto.
6046 (sse5_pmacsdqh): Ditto.
6047 (sse5_pmacsswd): Ditto.
6048 (sse5_pmacswd): Ditto.
6049 (sse5_pmadcsswd): Ditto.
6050 (sse5_pmadcswd): Ditto.
6051 (sse5_pcmov_<move>): Conditional move support on SSE5.
6052 (sse5_phaddbw): New SSE5 intrinsic insn.
6053 (sse5_phaddbd): Ditto.
6054 (sse5_phaddbq): Ditto.
6055 (sse5_phaddwd): Ditto.
6056 (sse5_phaddwq): Ditto.
6057 (sse5_phadddq): Ditto.
6058 (sse5_phaddubw): Ditto.
6059 (sse5_phaddubd): Ditto.
6060 (sse5_phaddubq): Ditto.
6061 (sse5_phadduwd): Ditto.
6062 (sse5_phadduwq): Ditto.
6063 (sse5_phaddudq): Ditto.
6064 (sse5_phsubbw): Ditto.
6065 (sse5_phsubwd): Ditto.
6066 (sse5_phsubdq): Ditto.
6067 (sse5_pperm): Ditto.
6068 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6069 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6070 (sse5_pperm_sign_v8hi_v4si): Ditto.
6071 (sse5_pperm_zero_v8hi_v4si): Ditto.
6072 (sse5_pperm_sign_v4si_v2di): Ditto.
6073 (sse5_pperm_sign_v4si_v2di): Ditto.
6074 (sse5_pperm_pack_v2di_v4si): Ditto.
6075 (sse5_pperm_pack_v4si_v8hi): Ditto.
6076 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6077 (sse5_perm<mode>): New SSE5 intrinsic insn.
6078 (rotl<mode>3): Ditto.
6079 (sse5_rotl<mode>3): Ditto.
6080 (sse5_ashl<mode>3): Ditto.
6081 (sse5_lshl<mode>3): Ditto.
6082 (sse5_frcz<mode>2): Ditto.
6083 (sse5s_frcz<mode>2): Ditto.
6084 (sse5_cvtph2ps): Ditto.
6085 (sse5_cvtps2ph): Ditto.
6086 (sse5_vmmaskcmp<mode>3): Ditto.
6087 (sse5_com_tf<mode>3): Ditto.
6088 (sse5_maskcmp<mode>3): Ditto.
6089 (sse5_maskcmp_uns<mode>3): Ditto.
6090 (sse5_maskcmp_uns2<mode>3): Ditto.
6091 (sse5_pcom_tf<mode>3): Ditto.
6093 * config/i386/predicates.md (sse5_comparison_float_operator):
6094 New predicate to match the comparison operators supported by
6095 the SSE5 com instruction.
6096 (ix86_comparison_int_operator): New predicate to match just the
6097 signed int comparisons.
6098 (ix86_comparison_uns_operator): New predicate to match just the
6099 unsigned int comparisons.
6101 * doc/invoke.texi (-msse5): Add documentation.
6102 (-mfused-madd): Ditto.
6104 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6106 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6108 (x86_64-*-*): Ditto.
6110 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6112 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6113 intrinisics for SSE5.
6115 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6118 * config/i386/mmintrin-common.h: New file, to contain common
6119 instructions between SSE4.1 and SSE5.
6121 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6122 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6123 (gen_regparm_prefix): Ditto.
6125 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6126 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6127 prototype_p to determine if a function is prototyped.
6129 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6131 * c-common.c (c_common_reswords) add the alignof keyword,
6132 with same RID as __alignof and __alignof__
6134 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6136 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6137 * hooks.c (hook_bool_const_int_const_int_true): New function.
6138 * target.h (struct gcc_target): Add can_eliminate field.
6139 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6140 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6141 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6142 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6143 (elim_table): Revise comment.
6144 * system.h (CAN_ELIMINATE): Poison.
6145 * defaults.h (CAN_ELIMINATE): Remove.
6146 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6148 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6149 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6151 (alpha_vms_can_eliminate): Declare as static, change return type to
6153 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6155 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6156 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6157 (arm_can_eliminate): New function.
6159 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6160 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6161 (avr_can_eliminate): Declare as static.
6162 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6164 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6165 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6166 (bfin_can_eliminate): New function.
6168 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6169 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6170 (crx_can_eliminate): New function.
6172 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6173 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6174 (fr30_can_eliminate): New function.
6176 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6177 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6178 (frv_can_eliminate): New function.
6180 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6181 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6182 (h8300_can_eliminate): New function.
6184 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6185 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6186 (i386_can_eliminate): Declare as static, change return type to bool.
6187 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6189 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6190 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6191 (ia64_can_eliminate): New function.
6193 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6194 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6195 (iq2000_can_eliminate): New function.
6197 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6198 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6199 (m32r_can_eliminate): New function.
6201 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6202 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6203 (m68hc11_can_eliminate): New function.
6205 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6206 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6207 (m68k_can_eliminate): New function.
6209 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6210 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6211 (mep_can_eliminate): New function.
6213 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6214 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6215 (mips_can_eliminate): New function.
6217 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6218 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6219 (rs6000_can_eliminate): New function.
6221 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6222 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6223 (s390_can_eliminate): Declare as static.
6224 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6226 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6227 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6228 (score_can_eliminate): New function.
6230 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6231 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6232 (sparc_can_eliminate): Declare as static.
6233 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6235 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6236 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6237 (xstormy16_can_eliminate): New function.
6239 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6240 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6241 (v850_can_eliminate): New function.
6243 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6245 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6246 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6247 (*movdfcc_ext[1234]): Disable for IEEE mode.
6249 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6251 * gimplify.c (prepare_gimple_addressable): New static function.
6252 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6254 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6255 manually fiddling with it.
6257 2009-08-25 Michael Matz <matz@suse.de>
6259 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6260 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6262 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6263 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6264 (do_jump): Split out code for simple binary comparisons into ...
6265 (do_jump_1): ... this, taking the individual operands and code.
6266 Change callers to helper function above accordingly.
6267 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6270 2009-08-25 Michael Matz <matz@suse.de>
6272 * expr.h (struct separate_ops, sepops): New type for passing
6273 around an exploded simple expression.
6274 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6275 Use this structure instead of expression tree.
6276 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6277 expression, only its type.
6278 (expand_vec_cond_expr): Take type and individual operands instead
6280 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6281 expand_vec_shift_expr): Change prototype accordingly.
6282 * tree-vect-stmts.c (vectorizable_condition): Change call of
6283 expand_vec_cond_expr_p to pass only type.
6284 * expr.c (do_store_flags): Change prototype and implementation
6285 to take an exploded expression.
6286 (expand_expr_real_1): New local ops initialized with details
6287 of the full expression. Use it instead of full
6288 expression in calls to do_store_flags, expand_vec_cond_expr,
6289 expand_widen_pattern_expr and expand_vec_shift_expr.
6291 2009-08-25 Michael Matz <matz@suse.de>
6293 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6294 treeop2 initialized with first three operands of the full expression.
6295 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6297 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6299 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6300 (__gthread_objc_condition_allocate): Mark arguments as unused.
6301 (__gthread_objc_condition_deallocate): Likewise.
6302 (__gthread_objc_condition_wait): Likewise.
6303 (__gthread_objc_condition_broadcast): Likewise.
6304 (__gthread_objc_condition_signal): Likewise.
6305 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6306 (__gthread_objc_thread_id): Likewise.
6308 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6311 * tree-pretty-print.c (print_call_name): Print the correct call name
6312 for procedure pointer components.
6314 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6316 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6317 default_promote_function_mode when not VMS.
6319 2009-08-24 Olivier Hainque <hainque@adacore.com>
6321 * convert.c (convert_to_integer): Don't assume an input pointer is
6322 POINTER_SIZE wide. Fetch from the type instead.
6324 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6326 * configure.ac (AC_PREREQ): Bump to 2.64.
6328 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6330 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6331 (process_command): Don't search standard_exec_prefix_1 and
6332 standard_exec_prefix_2.
6334 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6336 * config/arm/arm.c (output_return_instruction): Handle for
6339 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6341 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6343 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6345 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6346 (*arm_movdf_vfp): Likewise.
6348 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6350 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6351 (vashr<mode>3): Rename from ashr<mode>3.
6352 (vlshr<mode>3): Rename from lshr<mode>3.
6354 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6357 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6358 (check_format_info_main): Use scalar_identify_flag.
6359 (check_format_types): Check for scalar size identity if
6360 scalar_identify_flag is set.
6361 (printf_length_specs): Extend by new field.
6362 (asm_fprintf_length_specs): Likewise.
6363 (gcc_diag_length_specs): Likewise.
6364 (scanf_length_specs): Likewise.
6365 (strfmon_length_specs): Likewise.
6366 (gcc_gfc_length_specs): Likewise.
6367 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6368 (ms_printf_flag_specs): Likewise.
6369 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6371 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6374 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6375 (*call_value_pop_1): Ditto.
6376 (*sibcall_pop_1): New insn pattern.
6377 (*sibcall_value_pop_1): Ditto.
6379 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6382 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6385 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6388 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6389 (get_reg_use_in): New function.
6390 (forward_propagate_subreg): Propagate through subreg of zero_extend
6393 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6395 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6396 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6398 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6400 * configure.ac: Remove --with-datarootdir, --with-docdir,
6401 --with-htmldir switches. No need to call AC_SUBST for
6402 datarootdir, docdir, htmldir any more.
6403 * configure: Regenerate.
6404 * doc/install.texi (Configuration): Document --datarootdir,
6405 --docdir, --htmldir, --pdfdir; update documentation for
6406 --infodir, --mandir.
6407 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6410 * aclocal.m4: Regenerate.
6411 * config.in: Regenerate.
6412 * configure: Regenerate.
6414 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6415 Olivier Hainque <hainque@adacore.com>
6417 * config/ia64/ia64.c: Include libfuncs.h.
6418 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6419 (ia64_expand_call): Use reg 25 on VMS.
6420 (ia64_initialize_trampoline): Fix for VMS ABI.
6421 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6422 (ia64_function_arg): Initialize reg 25 on VMS.
6423 Fix OpenVMS ABI issues for varargs.
6424 For OpenVMS, emit the Argument Information register set in the
6425 incoming/sibcall case as well.
6426 (ia64_arg_type): New function.
6427 (ia64_function_arg_advance): Keep track of cum->words.
6428 Fix OpenVMS ABI issues for varargs.
6429 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6430 (ia64_override_options): Set flag_no_common on VMS.
6431 (ia64_init_builtins): Disable FWRITE builtin.
6432 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6433 (ia64_vms_init_libfuncs): Add decc$ routines.
6434 (ia64_vms_valid_pointer_mode): New function.
6435 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6436 (ia64_promote_function_mode): New function
6437 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6438 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6439 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6440 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6441 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6442 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6443 Suppress trailing '#' if VALUE is numeric.
6444 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6445 ia64_promote_function_mode.
6446 (TARGET_VALID_POINTER_MODE): Define.
6448 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6451 * config/rs6000/rs6000.c (rs6000_override_options): Use
6452 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6455 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6456 reporting of vector + decimal/boolean/complex error.
6458 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6460 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6461 __vector double TYPE_DECL.
6463 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6465 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6466 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6467 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6468 to pointer to enum machine_mode. Update all callers as needed.
6470 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6472 * config/alpha/alpha.md (exception_receiver): Emit alternative
6473 GP load sequence if flag_reorder_blocks_and_partition is set.
6474 (*exception_receiver_2): Also enable when
6475 flag_reorder_blocks_and_partition is set.
6477 2009-08-20 Matt Rice <ratmice@gmail.com>
6478 Diego Novillo <dnovillo@google.com>
6480 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6483 2009-08-20 Richard Guenther <rguenther@suse.de>
6485 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6486 * c-tree.h (c_dup_lang_specific_decl): Remove.
6487 (struct lang_decl, struct lang_type): Move definitions ...
6488 * c-lang.h: ... here. New file.
6489 * c-decl.c: Include c-lang.h.
6490 (c_dup_lang_specific_decl): Remove.
6491 * c-typeck.c: Include c-lang.h.
6492 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6493 (c-typeck.o): Likewise.
6494 * c-config-lang.in (gtfiles): Add c-lang.h.
6495 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6498 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6500 * config/alpha/alpha.c (alpha_end_function): Do not clear
6501 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6502 this is now handled in generic code.
6504 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6506 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6507 (s390_z10_fix_long_loop_prediction): New function.
6508 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6509 (s390_reorg): Walk over the INSNs and invoke
6510 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6512 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6514 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6515 "*brx_64bit", "*brx_31bit"): New patterns.
6516 * config/s390/s390.c ('E'): New output modifier.
6518 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6519 Richard Earnshaw <richard.earnshaw@arm.com>
6521 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6522 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6524 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6526 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6528 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6529 for mode mode of operand0 when doing secondary reload for SAR.
6531 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6534 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6535 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6537 2009-08-19 Jason Merrill <jason@redhat.com>
6539 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6540 supported template depth in C++0x.
6542 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6544 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6545 free_after_compilation.
6546 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6547 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6548 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6549 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6550 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6551 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6552 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6554 2009-08-19 Ian Lance Taylor <iant@google.com>
6556 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6557 of (plus (mult (neg B) C) A).
6559 2009-08-18 Michael Matz <matz@suse.de>
6561 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6562 instead of comparing TYPE_MAIN_VARIANT for equality.
6563 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6564 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6565 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6566 * gimplify.c (goa_lhs_expr_p): Ditto and use
6567 STRIP_USELESS_TYPE_CONVERSION.
6569 2009-08-18 Michael Matz <matz@suse.de>
6571 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6572 first field in a struct.
6573 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6575 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6577 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6578 locators before emit_insn is called. Remove assert that
6580 (alpha_end_function): Clear crtl->emit structure and free insn
6581 locators if cfun->is_thunk is true.
6583 2009-08-18 Jason Merrill <jason@redhat.com>
6585 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6587 * configure.ac: Test for it.
6588 * configure, config.in: Regenerate.
6589 * doc/install.texi: Document --enable-gnu-unique-object.
6591 2009-08-18 Richard Guenther <rguenther@suse.de>
6594 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6595 pow(x,y*z) only if x is nonnegative.
6597 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6599 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6603 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6604 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6606 2009-08-17 DJ Delorie <dj@redhat.com>
6608 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6609 * config/m32c/prologue.md (epilogue_freit): New.
6611 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6612 (bank_switch_p): Likewise.
6613 (fast_interrupt_p): Likewise.
6614 (interrupt_p): Likewise.
6615 (m32c_conditional_register_usage): Round memregs size up.
6616 (need_to_save): We only need to save $a0 when we use ENTER.
6617 (interrupt_p): Check for fast_interrupt too.
6618 (bank_switch_p): New.
6619 (fast_interrupt_p): New.
6620 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6621 (m32c_emit_prolog): Support bank switching and fast interrupts.
6622 * doc/extend.texi (Function Attributes): Add bank_switch and
6625 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6627 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6628 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6630 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6632 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6633 (menu): Add IA-64/VMS Options.
6634 (IA-64/VMS Options): Likewise.
6636 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6639 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6641 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6643 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6644 (mips_pop_asm_switch): Likewise.
6645 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6647 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6648 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6649 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6650 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6651 instead of set_noreorder.
6652 (mips_output_function_prologue): Use the new functions.
6653 (mips_output_function_epilogue): Likewise.
6654 (mips_need_noat_wrapper_p): New function, split out from...
6655 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6656 Use mips_push_asm_switch and mips_pop_asm_switch.
6657 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6658 and mips_pop_asm_switch.
6659 (ASM_OUTPUT_REG_POP): Likewise.
6660 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6661 Use mips_pop_asm_switch.
6662 (mips_asm_switch): New structure.
6663 (set_noreorder, set_nomacro): Replace with...
6664 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6665 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6666 instead of set_nomacro.
6667 (fix_truncsfsi2_macro): Likewise.
6668 (cprestore): Likewise.
6669 (hazard): Use mips_noreorder instead of set_noreorder.
6670 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6672 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6674 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6675 from prev_active_insn.
6677 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6679 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6680 * config/avr/avr.c (avr_override_options): Initialize
6681 avr_current_arch variable.
6682 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6683 __AVR_HAVE_16BIT_SP__ according to the device type.
6684 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6686 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6687 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6689 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6692 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6693 generating inlined subroutine die only. We shouldn't be
6694 called for anything else.
6695 (gen_block_die): Don't generate inline subroutine debug info for
6698 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6700 * graphite-poly.c (print_pbb): Print PBB index.
6702 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6705 * graphite-interchange.c (ppl_max_for_le): Moved...
6706 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6707 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
6708 ppl_Pointset_Powerset_C_Polyhedron_maximize.
6709 * graphite-ppl.h (ppl_max_for_le): Declared.
6711 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
6713 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
6714 supported on all platforms.
6715 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
6716 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
6717 * c-pragma.c: Likewise.
6718 * target-def.h (TARGET_INITIALIZER): Remove
6719 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6720 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6722 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6724 * config/ia64/fde-vms.c: New file.
6725 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
6726 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
6727 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
6728 (uw_frame_state_for): Only register a personality routine if it is
6729 known to be compatible with our expectations.
6730 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
6731 Declare unw_table_entry stack variable and
6732 mod all calls to _Unwind_FindTableEntry to add arg.
6733 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
6734 (_Unwind_FindTableEntry): Add arg to prototype.
6736 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
6738 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
6739 field 'signal_pfs_loc'.
6740 (uw_frame_state_for): Remove duplicate code dealing with leaf
6741 procedures without unwind info.
6742 If in the frame after unwinding through a signal handler, restore
6743 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
6744 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
6745 'pfs_loc' to the AR.PFS location in the signal context; instead
6746 set 'signal_pfs_loc'.
6747 Manually generate the unwind info for the AR.PFS register.
6748 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
6749 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
6750 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
6751 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
6752 instead set 'signal_pfs_loc'.
6753 Remove code preventing the AR.PFS register from being restored
6754 from the signal context.
6756 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6757 Tristan Gingold <gingold@adacore.com>
6759 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
6760 * config/ia64/t-vms: New file.
6761 * config/ia64/vms64.h: New file.
6762 * config/ia64/vms.h: New file.
6763 * config/ia64/vms-crtinit.asm: New file.
6764 * config/ia64/vms_symvec_libgcc_s.opt: New file.
6765 * config/ia64/vms-unwind.h: New file.
6767 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6769 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
6772 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6775 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
6777 * real.h (do_mpc_arg2): ... here.
6778 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
6781 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
6783 * final.c (add_debug_prefix_map): Don't use GC memory for
6784 old_prefix and new_prefix.
6786 2009-08-14 Richard Guenther <rguenther@suse.de>
6788 * ipa-prop.c (compute_complex_pass_through): If we cannot
6789 compute a non-varying offset for IPA_JF_ANCESTOR punt.
6791 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6793 * c-lex.c (c_lex_with_flags): Increase size of local variable
6794 to avoid memory clobber.
6796 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
6799 * config/i386/i386.c (ix86_fp_comparison_strategy):
6800 Only enable/disable sahf at function granularity.
6802 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
6804 PR rtl-optimization/41064
6805 * reload1.c (reload_as_needed): Don't call extract_insn
6806 for known invalid replacements after calling
6807 validate_replace_rtx_group and verify_changes.
6809 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6812 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
6813 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
6814 ix86_expand_fp_vcond.
6815 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
6816 Assert that operation is supported by ix86_expand_int_vcond.
6817 (vcondu<SSEMODE124C8:mode>): Ditto.
6819 2009-08-13 DJ Delorie <dj@redhat.com>
6821 * config/i386/djgpp-stdint.h: New.
6822 * config.gcc (djgpp): Use it.
6824 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6826 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6827 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6829 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6831 * tree-ssa-loop-prefetch.c
6832 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6833 for long-stride pruning.
6834 (compute_miss_rate): New function to compute the probability
6835 that two memory references access different cache lines.
6837 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6839 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6841 2009-08-13 Richard Guenther <rguenther@suse.de>
6844 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6845 use the constant pointer type.
6846 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6847 of CV qualifiers on the target pointer type.
6848 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6849 conversion check before restrict check.
6851 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6854 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6856 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6858 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6860 2009-08-12 Richard Guenther <rguenther@suse.de>
6862 PR tree-optimization/41011
6863 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6864 and reference constructing.
6866 2009-08-12 Xinliang David Li <davidxl@google.com>
6868 PR tree-optimization/41012
6869 * tree-flow.h : New external interface.
6870 * gimple-low.c (check_call_arg): Change to public function.
6871 Remove argument mismatch check in lowering.
6872 * tree-inline.h (tree_can_inline_p): Interface change.
6873 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6875 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6876 Call change to tree_can_inline_p function.
6877 (cgraph_decide_inlining_incrementally): Ditto.
6879 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6881 PR tree-optimization/41031
6882 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6883 on the partition variable rather than promote_mode on the source
6884 type. Assert that the partition variable's type has the same
6885 mode as the source value's.
6887 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6889 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6890 for for_return == 2.
6891 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6893 * calls.c (expand_call): Fix typo.
6894 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6896 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6898 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6899 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6900 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6901 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6903 2009-08-12 Andrew Haley <aph@redhat.com>
6905 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6907 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6910 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6912 2009-08-12 Richard Guenther <rguenther@suse.de>
6914 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6915 * gimplify.c (gimplify_modify_expr): Do not use
6916 lang_hooks.types_compatible_p.
6917 * tree-ssa.c (useless_type_conversion_p): For aggregates
6918 just return false if the canonical types differ.
6920 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6923 * sese.c (convert_for_phi_arg): New.
6924 (add_guard_exit_phis): Use convert_for_phi_arg.
6926 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6928 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6929 unknown subscript upper bounds.
6931 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6932 Pranav Garg <pranav.garg2107@gmail.com>
6934 * graphite-interchange.c (gather_access_strides): Removed.
6935 (ppl_max_for_le): New.
6936 (build_linearized_memory_access): New.
6937 (memory_stride_in_loop): New.
6938 (pbb_interchange_profitable_p): Reimplemented.
6939 * graphite-ppl.h (ppl_new_id_map): New.
6940 (ppl_interchange): New.
6942 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6944 * graphite-interchange.c (compute_subscript): Removed.
6945 (compute_array_size_cstr): Removed.
6946 (compute_array_size_poly): Removed.
6947 (compute_array_size): Removed.
6948 (gather_access_strides_poly): Removed.
6949 (gather_access_strides): Empty.
6951 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6953 * graphite-dependences.c (dependence_polyhedron_1): Replace
6954 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
6955 (graphite_legal_transform_dr): Same.
6956 (graphite_carried_dependence_level_k): Same.
6957 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
6958 Initialize PDR_NB_SUBSCRIPTS.
6959 (print_pdr_access_layout): Replace pdr_nb_subscripts with
6961 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
6962 (PDR_NB_SUBSCRIPTS): New.
6963 (pdr_nb_subscripts): Removed.
6964 (pdr_dim): Simplified.
6965 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
6966 with PDR_NB_SUBSCRIPTS.
6968 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6970 * graphite-interchange.c (compute_array_size): Remove use of
6972 * graphite-poly.c (new_poly_dr): Remove argument data_container.
6973 Do not initialize PDR_DATA_CONTAINER.
6974 (print_pdr): Do not print PDR_DATA_CONTAINER.
6975 * graphite-poly.h (struct poly_dr): Remove data_container field.
6976 (PDR_DATA_CONTAINER): Removed.
6977 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
6979 (build_poly_dr): Same.
6981 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6982 Sebastian Pop <sebastian.pop@amd.com>
6984 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
6985 copy of the dependence polyhedron. Free the temporary objects.
6986 (graphite_carried_dependence_level_k): Free unused objects before
6989 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6991 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
6992 Early return without analyzing the data dependences if no
6993 transform has been done. Call restore_scattering if the transform
6995 (graphite-interchange.c): Same.
6996 * graphite-poly.c (print_scattering_function): Test for
6998 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
6999 (apply_poly_transforms): Do not gcc_assert that
7000 the transform is legal.
7001 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7002 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7003 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7004 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7005 * graphite-poly.h (struct poly_scattering): New.
7006 (struct poly_bb): Add original, transformed, and saved fields.
7007 Remove transformed_scattering, original_scattering,
7008 nb_local_variables and nb_scattering_transform fields.
7009 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7010 (poly_scattering_new): New.
7011 (poly_scattering_free): New.
7012 (poly_scattering_copy): New.
7013 (store_scattering_pbb): New.
7014 (store_scattering): New.
7015 (restore_scattering_pbb): New.
7016 (restore_scattering): New.
7017 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7018 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7020 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7022 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7025 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7027 * Makefile.in (graphite.o): Depends on PREDICT_H.
7028 * graphite.c: Include predict.h.
7029 (graphite_finalize): Call tree_estimate_probability.
7030 * predict.c (predict_loops): Do not call scev_initialize and
7032 (tree_estimate_probability_bb): New.
7033 (tree_estimate_probability): Do not initialize loops: move that
7034 code to the driver. Call tree_estimate_probability_bb.
7035 (tree_estimate_probability_driver): New.
7036 (pass_profile): Use tree_estimate_probability_driver.
7037 * predict.h (tree_estimate_probability): Declared.
7039 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7041 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7042 * graphite-dependences.c (graphite_legal_transform): Add time to
7043 TV_GRAPHITE_DATA_DEPS.
7044 (dependency_between_pbbs_p): Same.
7045 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7047 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7049 PR rtl-optimization/41033
7050 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7051 aliasing is disabled.
7053 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7055 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7056 si_mask_operand, and_load_operand, low_bitmask_operand,
7057 and_reg_operand, and_operand): New predicates.
7058 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7059 * config/mips/mips.c (and_operands_ok): New function.
7060 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7061 * config/mips/mips.md (move_type): Add ext_ins and logical.
7062 (type): Handle them.
7063 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7064 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7065 shift_shift. Remove commutative constraint modifier.
7066 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7068 (*clear_upper32_dext): Remove define_insn_and_split.
7069 (*clear_upper32): Turn this define_insn_and_split ...
7070 (splitter for ANDing register with 0xffff_ffff): .. into this.
7072 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7074 * combine.c (try_widen_shift_mode): Factor out code to check if an
7075 integer constant is a low-order bitmask from here ...
7076 * rtlanal.c (low_bitmask_len): ... to here.
7077 * rtl.h (low_bitmask_len): Declare.
7079 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7082 * config/alpha/alpha.md (addsi3): Remove expander.
7083 (addsi3): Rename from *addsi3_internal insn pattern.
7084 (subsi3): Remove expander.
7085 (subsi3): Rename from *subsi3_internal insn pattern.
7087 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7089 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7092 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7093 Eric Botcazou <botcazou@adacore.com>
7094 Douglas B Rupp <rupp@gnat.com>
7096 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7097 that records that fit in 64 bits are returned by immediate value,
7098 as required by OpenVMS Calling Standard.
7099 (function_value): Adjust for above modification.
7100 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7101 virtual_incoming_args_rtx as base object, not next_arg.
7102 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7104 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7106 * reload.c (find_reloads_subreg_address): Check the original
7107 req_equiv_mem address to detect the case where an address is
7108 not valid in the outer mode.
7110 2009-08-11 Richard Guenther <rguenther@suse.de>
7113 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7115 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7117 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7118 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7120 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7121 Douglas B Rupp <rupp@gnat.com>
7123 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7124 PT_STACK when frame_pointer_needed on OpenVMS.
7125 (alpha_pv_save_size, alpha_using_fp): Remove.
7126 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7127 with proper processing for PT_NULL.
7128 (alpha_vms_initial_elimination_offset): New function. Support for
7129 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7130 (alpha_sa_size): Force procedure type to PT_STACK when
7131 frame_pointer_needed on OpenVMS.
7132 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7133 (alpha_using_fp): Likewise.
7134 (alpha_vms_can_eliminate): Add prototype.
7135 (alpha_vms_initial_elimination_offset): Likewise.
7136 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7137 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7139 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7140 Douglas B Rupp <rupp@gnat.com>
7142 * config/alpha/alpha.c (common_object_handler): New function.
7143 (vms_attribute_table): Declare a single attribute "common_object".
7144 (vms_output_aligned_decl_common): New global function.
7145 (SECTION_VMS_OVERLAY): Delete.
7146 (SECTION_VMS_GLOBAL): Likewise.
7147 (SECTION_VMS_INITIALIZE): Likewise.
7148 (vms_asm_named_section): Remove support for above flags.
7149 (vms_section_type_flags): Delete.
7150 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7151 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7152 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7153 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7155 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7158 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7159 (sub_ddmmss): Likewise.
7161 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7164 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7167 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7170 * reload1.c (reload_as_needed): Use cancel_changes to completely
7171 undo a failed replacement attempt.
7173 2009-08-10 Richard Guenther <rguenther@suse.de>
7176 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7177 (useless_type_conversion_p): ... here. Require pointer targets
7180 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7183 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7184 loose the original type of the statement list.
7186 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7188 * config/alpha/alpha.c: Include libfuncs.h
7189 (avms_asm_output_extern): New function.
7190 (alpha_init_libfuncs): Init some decc libfuncs.
7191 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7192 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7193 (DO_CRTL_NAMES): Define.
7195 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7196 (LONG_TYPE_SIZE): Define.
7197 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7198 (SUBTARGET_SWITCHES): Define malloc64 switch.
7199 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7200 (MASK_RETURN_ADDR): Define.
7201 doc/invoke.texi (mmalloc64): Document switch.
7203 2009-08-09 Olivier Hainque <hainque@adacore.com>
7204 Douglas B Rupp <rupp@gnat.com>
7206 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7207 uses_condition_handler.
7208 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7209 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7210 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7211 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7212 (code_for_builtin): New insn codes for the new alpha_builtins.
7213 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7214 (alpha_sa_size): Account for uses_condition_handler.
7215 (alpha_expand_prologue): Likewise.
7216 (alpha_start_function): Likewise.
7217 (alpha_expand_epilogue): Likewise.
7218 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7219 establish/revert expanders.
7220 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7221 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7222 New expander, resorting to the alpha.c associated function.
7223 (builtin_revert_vms_condition_handler): Likewise.
7224 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7225 __gcc_shell_handler, the static VMS condition handler used as
7226 an indirection wrapper to the current dynamically established
7228 * config/alpha/vms-unwind.h: Complete rewrite.
7229 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7230 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7232 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7233 Douglas B Rupp <rupp@gnat.com>
7235 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7236 (alpha_need_linkage): Handle aliases. Return function symbol.
7237 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7238 Use ultimate alias target for the linkage name.
7239 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7240 by alpha_need_linkage for the function symbol.
7241 (setmemdi): Likewise.
7243 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7245 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7246 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7247 (ASM_WEAKEN_LABEL): Define.
7248 (CRT_CALL_STATIC_FUNCTION): Define.
7249 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7250 (ENDFILE_SPEC): Define.
7251 (INIT_SECTION_ASM_OP): Define.
7252 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7253 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7255 (MULTILIB_OSDIRNAMES): Define.
7256 (shlib_version): Define.
7257 (SHLIB_EXT): Define.
7258 (SHLIB_OBJS): Define.
7259 (SHLIB_NAME): Define.
7260 (SHLIB_MULTILIB): Define.
7261 (SHLIB_INSTALL): Define.
7262 (SHLIB_SYMVEC): Define.
7263 (SHLIB_SYMVECX2): Define.
7264 (SHLIB_LINK): Define.
7266 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7268 * config/alpha/alpha.c (alpha_initialize_trampoline):
7269 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7270 (alpha_start_function): Emit transfer address on nested functions
7271 for VMS trampoline call.
7272 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7273 since no longer used.
7274 * config/alpha/vms-tramp.asm: Remove.
7275 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7276 since now only data initialized at runtime.
7278 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7280 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7281 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7282 (MD_EXEC_PREFIX): Remove, no longer used.
7283 (MD_STARTFILE_PREFIX): Likewise.
7284 (INCLUDE_DEFAULTS): Likewise.
7285 * config/alpha/t-vms:
7286 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7288 2009-08-09 Richard Guenther <rguenther@suse.de>
7290 PR tree-optimization/41016
7291 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7292 (operand_precision): Remove.
7293 (integral_operand_p): Likewise.
7294 (recognize_single_bit_test): Adjust.
7296 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7298 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7299 operation overflows. Likewise non-cast unary arithmetic.
7300 If one arm of a conditional expression is always taken,
7301 inhibit evaluation warnings for the other arm. Likewise inhibit
7302 evaluation warnings for the second && or || operand if the first
7303 operand is enough to determine the result.
7304 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7306 (build_binary_op): Prevent duplicate evaluation warnings.
7308 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7310 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7311 and destination have different modes, Use promote_mode to
7312 determine the signedness of the conversion. Assert that the
7313 promoted source mode matches the destination mode. Don't pass
7314 the destination and destination mode to expand_expr if the source
7315 mode is different. Simplify conversion logic.
7317 2009-08-09 Ira Rosen <irar@il.ibm.com>
7319 PR tree-optimization/41008
7320 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7321 from condition only in case it's a comparison. Adjust checks.
7323 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7325 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7326 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7327 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7328 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7329 (dump_cand): Handle them.
7330 (struct iv_cand): New members COST_STEP and AINC_USE.
7331 (stmt_after_increment): Likewise.
7332 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7333 callers changed. Use gimple_uid comparison instead of scanning.
7334 (add_candidate_1): When looking for identical candidates, take
7335 AINC_USE into account. Set it for new candidates.
7336 (force_expr_to_var_cost): Cast target_spill_cost to int.
7337 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7338 All callers changed. Check for availability of autoinc addressing
7339 modes, both in general for a given mode, and in the specific use case.
7340 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7342 (get_computation_cost): Likewise.
7343 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7344 add_autoinc_candidates): New static functions.
7345 (add_candidate): Call add_autoinc_candidates for candidates based on
7347 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7348 (determine_use_iv_cost_address): If we have an autoinc candidate at
7349 the matching use, verify autoinc is possible and subtract the cost
7350 of the candidate's step from the cost.
7351 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7352 member of the candidate.
7353 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7354 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7356 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7358 * config.build (ia64-hp-*vms*): New target.
7359 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7361 * config.gcc (ia64-hp-*vms*): New target.
7362 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7364 * config.host (ia64-hp-*vms*): New target.
7365 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7368 2009-08-08 Richard Guenther <rguenther@suse.de>
7370 PR tree-optimization/40991
7371 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7373 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7375 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7376 mode check. Do truncations in an integer mode.
7377 (force_to_mode): Handle subregs for all mode types. Only do
7378 arithmetic simplifications on integer modes.
7380 2009-08-07 Richard Guenther <rguenther@suse.de>
7382 PR tree-optimization/40999
7383 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7384 (maybe_fold_reference): Lookup constant initializers.
7385 (fold_gimple_assign): Likewise.
7387 2009-08-07 Richard Guenther <rguenther@suse.de>
7389 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7390 that require structural equality defer to the langhook.
7392 2009-08-07 Martin Jambor <mjambor@suse.cz>
7394 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7396 (struct ipa_pass_through_data): New type.
7397 (struct ipa_ancestor_jf_data): New type.
7398 (union jump_func_value): Removed field formal_id, added fields
7399 pass_through and ancestor.
7400 (struct ipa_param_call_note): Changed type of formal_id to int from
7402 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7403 operations jump functions and ancestor jump functions.
7404 (compute_complex_pass_through): New function.
7405 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7406 reflect changes in the jump function strucutre.
7407 (update_jump_functions_after_inlining): Ignore complex pass-through
7408 and ancestor jump functions.
7409 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7410 polynomial pass-through with operation jump functions.
7412 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7414 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7415 fde->dw_fde_begin as begin label instead of hot/cold label.
7416 Use LLSDAC label instead of LLSDA for second section lsda.
7417 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7418 label instead of LLSDA if it is true.
7419 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7421 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7422 SECTION argument. Use it as index into crtl->eh.call_site_record
7424 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7425 use it to determine how to print table entries instead of using
7426 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7427 label instead of normal begin label as base.
7428 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7429 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7430 ensure no EH range spans between sections and that landing pads
7431 are always in the corresponding section.
7432 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7433 for crtl->eh.call_site_record being an array rather than scalar.
7434 (output_one_function_exception_table): New function, copied
7435 from output_function_exception_table. Adjust
7436 dw2_size_of_call_site_table, dw2_output_call_site_table
7437 callers. For SECOND section use *C suffixed labels.
7438 (output_function_exception_table): Call
7439 output_one_function_exception_table and, when doing hot/cold
7440 partitioning, also another time for the second section.
7441 * opts.c: Include except.h.
7442 (decode_options): Allow -freorder-blocks-and-partition with
7443 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7444 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7445 * function.h (struct rtl_eh): Change call_site_record from
7446 scalar into array of 2 elements.
7448 2009-08-07 Martin Jambor <mjambor@suse.cz>
7450 * ipa-prop.c (count_formal_params_1): New function.
7451 (ipa_get_vector_of_formal_parms): New function.
7452 (get_vector_of_formal_parm_types): New function.
7453 (ipa_modify_formal_parameters): New function.
7454 (ipa_modify_call_arguments): New function.
7455 (index_in_adjustments_multiple_times_p): New function.
7456 (ipa_combine_adjustments): New function.
7457 (ipa_dump_param_adjustments): New function.
7458 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7459 (ipa_get_vector_of_formal_parms): Declare.
7460 (ipa_modify_formal_parameters): Declare.
7461 (ipa_modify_call_arguments): Declare.
7462 (ipa_combine_adjustments): Declare.
7463 (ipa_dump_param_adjustments): Declare.
7464 (build_ref_for_offset): Declare.
7465 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7466 * tree-sra.c: Include ipa-prop.c.
7467 (build_ref_for_offset): Make public.
7469 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7471 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7473 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7475 * gcc/doc/extend.texi (__builtin_extract_return_address)
7476 (__builtin_frob_return_address): Document.
7478 2009-08-06 Paul Brook <paul@codesourcery.com>
7480 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7481 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7482 implementation on ARMv6-M.
7484 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7486 * doc/extend.texi (pcs): Document new attribute for ARM.
7488 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7490 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7493 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7495 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7498 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7500 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7502 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7504 Merge ARM/hard_vfp_branch to trunk.
7506 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7508 * arm.c (libcall_eq): New function.
7509 (libcall_hash): New function.
7510 (add_libcall): New function.
7511 (arm_libcall_uses_aapcs_base): New function.
7512 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7513 libcalls using the base PCS.
7514 (arm_init_cumulative_args): Likewise.
7516 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7518 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7519 Use base ABI for conversion libfuncs between HFmode and SFmode.
7521 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7523 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7524 V4SImode as representatives of all 64-bit and 128-bit vector
7525 types. Allow vector types without vector modes.
7526 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7527 without vector modes like BLKmode.
7528 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7529 BLKmode. Avoid unsupported vector modes or TImode moves for
7531 (aapcs_vfp_allocate_return_reg): Likewise.
7532 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7533 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7535 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7537 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7538 (arm_get_pcs_model): Pass attribute arguments to
7539 arm_pcs_from_attribute.
7540 (arm_init_cumulative_args): Use base AAPCS for conversions from
7541 floating-point types to DImode.
7542 (arm_attribute_table): Add pcs attribute.
7543 (arm_handle_pcs_attribute): New.
7544 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7545 conversions from floating-point types to DImode, also declare them
7546 to use base AAPCS and declare functions they call to use base
7547 AAPCS and their RTABI names.
7549 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7551 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7552 -mfloat-abi=hard not being supported for VFP.
7554 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7556 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7557 SYMBOL_REF to hard_libcall_value.
7559 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7560 Richard Earnshaw <rearnsha@arm.com>
7562 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7563 has been put on the stack, all remaining co-processory arguments for
7564 that co-processor also go on the stack.
7566 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7568 * config/arm/arm.c (arm_return_in_memory): Handle returning
7569 vectors of suitable size in registers also for AAPCS case.
7571 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7573 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7575 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7577 ARM Hard-VFP calling convention
7578 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7579 * target.h (gcc_target): Add libcall_value to table of call hooks.
7580 * targhooks.h (default_libcall_value): Default implementation.
7581 * targhooks.c (default_libcall_value): Likewise.
7582 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7583 * optabs.c (expand_unop): Use it.
7584 * expr.h (hard_libcall_value): Pass the function RTX through.
7585 * calls.c (emit_library_call_value_1): Update call to
7587 * explow.c (hard_libcall_value): Use new target hook.
7588 * testsuite/lib/target-supports.exp
7589 (check_effective_target_arm_hard_vfp_ok): New hook.
7590 (check_effective_target_arm_neon_ok): Improve test for neon
7592 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7593 * config/arm/arm.c: Include cgraph.h
7594 (TARGET_FUNCTION_VALUE): Override default hook.
7595 (arm_pcs_default): New variable.
7596 (arm_override_options): Don't fault hard calling convention with VFP.
7597 Add support for AAPCS variants.
7598 (arm_function_value): Make static. Handle AAPCS variants.
7599 (arm_libcall_value): New function.
7600 (arm_apply_result_size): Handle VFP registers in results.
7601 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7603 (pcs_attribute_args): New variable.
7604 (arm_pcs_from_attribute): New function.
7605 (arm_get_pcs_model): New function.
7606 (aapcs_vfp_cum_init): New function.
7607 (aapcs_vfp_sub_candidate): New function.
7608 (aapcs_vfp_is_return_candidate): New function.
7609 (aapcs_vfp_is_call_candidate): New function.
7610 (aapcs_vfp_allocate): New function.
7611 (aapcs_vfp_allocate_return_reg): New function.
7612 (aapcs_vfp_advance): New function.
7613 (aapcs_cp_arg_layout): New variable.
7614 (aapcs_select_call_coproc): New function.
7615 (aapcs_select_return_coproc): New function.
7616 (aapcs_allocate_return_reg): New function.
7617 (aapcs_libcall_value): New function.
7618 (aapcs_layout_arg): New function.
7619 (arm_init_cumulative_args): Initialize AAPCS args data.
7620 (arm_function_arg): Handle AAPCS variants using new interface.
7621 (arm_arg_parital_bytes): Likewise.
7622 (arm_function_arg_advance): New function.
7623 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7624 calling conventions.
7625 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7626 * arm.h (NUM_VFP_ARG_REGS): Define.
7627 (LIBCALL_VALUE): Update.
7628 (FUNCTION_VALUE): Delete.
7629 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7630 (arm_pcs): New enum.
7631 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7632 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7633 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7634 * arm-protos.h (arm_function_arg_advance): Add.
7635 (aapcs_libcall_value): Add.
7636 (arm_function_value): Delete.
7638 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7639 H.J. Lu <hongjiu.lu@intel.com>
7642 * config/i386/i386.c (standard_sse_mode_p): Remove.
7643 (standard_sse_constant_p): Return 2 for integer mode
7644 vector_all_ones_operand when SSE2 is enabled.
7645 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7646 (ix86_expand_vector_move): Do not check for negative values from
7647 standard_sse_constant_p.
7649 2009-08-06 Richard Guenther <rguenther@suse.de>
7651 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7652 array type comparisons frontend independent.
7653 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7654 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7655 out array reference lower bound and element size operands.
7656 (ao_ref_init_from_vn_reference): Properly compute the offset
7657 for ARRAY_RANGE_REF.
7658 (vn_reference_fold_indirect): Fill out array reference lower
7659 bound and element size operands.
7660 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7661 a non gimple valued reference operand which can happen for
7662 array reference lower bound or element size.
7663 (create_component_ref_by_pieces_1): Properly generate the
7664 element size operand for array references.
7666 2009-08-06 Richard Guenther <rguenther@suse.de>
7668 PR tree-optimization/40964
7669 * tree.c (iterative_hash_host_wide_int): Export.
7670 * tree.h (iterative_hash_host_wide_int): Declare.
7671 * tree-ssa-structalias.c (heapvar_map): New struct.
7672 (heapvar_map_eq): New function.
7673 (heapvar_map_hash): Likewise.
7674 (heapvar_lookup): Adjust.
7675 (heapvar_insert): Likewise.
7676 (make_constraint_from_heapvar): Allow multiple heap variables
7677 per decl at different offsets.
7678 (init_alias_heapvars): Adjust.
7680 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7682 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7683 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7684 trailing sync if TARGET_SYNC_AFTER_SC.
7686 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7688 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7689 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7690 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7691 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7692 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7693 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7694 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7695 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7696 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7697 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7698 the prototype declaration match the definition.
7699 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7700 instructions explicitly. Add barrier_before and operands
7702 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
7703 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
7704 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
7705 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7706 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
7707 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
7709 2009-08-05 Andrew Pinski <pinskia@gmail.com>
7711 * tree-ssa-alias.c: Fix intervals to use [) syntax.
7713 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
7714 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7717 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
7720 2009-08-05 Jakub Jelinek <jakub@redhat.com>
7722 PR rtl-optimization/40924
7723 * dse.c (canon_address): Before calling cselib_expand_value_rtx
7724 make sure canon_rtx (mem_address) isn't simpler than
7725 canon_rtx (expanded_mem_address).
7727 2009-08-05 Li Feng <nemokingdom@gmail.com>
7729 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
7731 (build_scop_drs): Build alias set for each SCoP.
7733 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
7735 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
7736 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
7737 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
7738 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7739 (BASE_DRIVER_SELF_SPECS): Likewise.
7741 2009-08-04 Andrew Pinski <pinskia@gmail.com>
7743 * tree-ssa-alias.c: Fix some comment typos.
7745 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
7747 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
7748 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
7750 2009-08-03 Janis Johnson <janis187@us.ibm.com>
7753 * simplify-rtx.c (simplify_binary_operation_1): Disable
7754 simplifications for decimal float operations.
7756 2009-08-03 Jakub Jelinek <jakub@redhat.com>
7759 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
7760 operand of INDIRECT_REF.
7762 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
7764 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
7765 constants referencing TLS symbols.
7767 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7769 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
7770 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
7772 2009-08-03 Richard Guenther <rguenther@suse.de>
7774 * tree.c (make_vector_type): Build a main variant first,
7775 get the canonical one and then build the variant.
7776 * tree-ssa.c (useless_type_conversion_p_1): Handle
7778 (useless_type_conversion_p): Conversions to pointers to
7779 incomplete record types are useless.
7781 2009-08-03 Richard Guenther <rguenther@suse.de>
7783 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
7784 file will be created.
7785 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
7786 * toplev.c (compile_file): Adjust comment.
7788 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
7790 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
7791 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
7792 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7793 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7794 (sh_promote_function_mode): Fix typo.
7796 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
7798 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
7800 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7802 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
7803 declaration arguments.
7805 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
7807 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
7808 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
7809 (ix86_split_ashl): Ditto.
7810 (ix86_expand_vector_init_one_nonzero): Ditto.
7811 (ix86_expand_vector_set): Ditto.
7812 (ix86_expand_reduc_v4sf): Ditto.
7814 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
7816 * explow.c (promote_function_mode): Remove assert.
7817 * config/sh/sh.c (sh_promote_function_mode): Declare.
7819 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7821 * config/pa/pa.c (pa_promote_function_mode): Declare.
7822 Change to static. Fix promote_mode call.
7824 * gthr-dce.h (CONST_CAST2): Define if not defined.
7825 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7827 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7829 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7831 * expr.c (store_constructor): Use promote_decl_mode. Remove
7832 now write-only variable unsignedp.
7833 (expand_expr_real_1): Use promote_decl_mode.
7834 * expr.h (promote_function_mode, promote_decl_mode): New.
7835 (promote_mode): Remove last argument.
7836 * function.c (assign_temp): Drop last argument of promote_mode.
7837 (assign_parm_find_data_types): Use promote_function_mode.
7838 (assign_parm_setup_reg): Likewise.
7839 (expand_function_end): Use promote_function_mode.
7840 * calls.c (initialize_argument_information): Use promote_function_mode.
7841 (precompute_arguments): Use promote_mode instead of checking if
7842 only PROMOTE_FUNCTION_MODE is defined.
7843 (expand_call): When making sibcall decisions, use promote_function_mode.
7844 Below, remove an if for targetm.calls.promote_function_return and
7845 and use promote_function_mode.
7846 (emit_library_call_value_1): Use promote_function_mode, fix bug
7847 where promote_mode was passed FOR_CALL == 0 for a return value in an
7849 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7850 * explow.c (promote_function_mode, promote_decl_mode): New.
7851 (promote_mode): Keep only the FOR_CALL == 0 case.
7852 * combine.c (setup_incoming_promotion): Remove test of
7853 promote_function_args. Use promote_function_mode.
7854 * stmt.c (expand_value_return): Use promote_decl_mode.
7855 (expand_decl): Use promote_decl_mode.
7857 * expr.c (store_constructor): Use promote_decl_mode. Remove
7858 now write-only variable unsignedp.
7859 (expand_expr_real_1): Use promote_decl_mode.
7860 * expr.h (promote_function_mode, promote_decl_mode): New.
7861 (promote_mode): Remove last argument.
7862 * function.c (assign_temp): Drop last argument of promote_mode.
7863 (assign_parm_find_data_types): Use promote_function_mode.
7864 (assign_parm_setup_reg): Likewise.
7865 (expand_function_end): Use promote_function_mode.
7866 * calls.c (initialize_argument_information): Use promote_function_mode.
7867 (precompute_arguments): Use promote_mode instead of checking if
7868 only PROMOTE_FUNCTION_MODE is defined.
7869 (expand_call): When making sibcall decisions, use promote_function_mode.
7870 Below, remove an if for targetm.calls.promote_function_return and
7871 and use promote_function_mode.
7872 (emit_library_call_value_1): Use promote_function_mode, fix bug
7873 where promote_mode was passed FOR_CALL == 0 for a return value in an
7875 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7876 * explow.c (promote_function_mode, promote_decl_mode): New.
7877 (promote_mode): Keep only the FOR_CALL == 0 case.
7878 * combine.c (setup_incoming_promotion): Remove test of
7879 promote_function_args. Use promote_function_mode.
7880 * stmt.c (expand_value_return): Use promote_decl_mode.
7881 (expand_decl): Use promote_decl_mode.
7883 * explow.c (promote_function_mode): Just call the target hook.
7884 * targhooks.c (default_promote_function_mode,
7885 default_promote_function_mode_always_promote): New.
7886 * targhooks.h (default_promote_function_mode,
7887 default_promote_function_mode_always_promote): Declare.
7888 * target.h (promote_function_args, promote_function_return): Remove.
7889 (promote_function_mode): New.
7890 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7891 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7892 (TARGET_PROMOTE_FUNCTION_MODE): New.
7893 (TARGET_CALLS): Adjust.
7894 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7895 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7897 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7898 * config/s390/s390.c (s390_promote_function_mode): ... here,
7899 with pointer handling.
7900 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7901 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7903 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7904 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7905 with pointer handling.
7906 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7907 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7909 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7910 * config/sh/sh.c (sh_promote_function_mode): New.
7911 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7912 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7914 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7915 * config/cris/cris.c (cris_promote_function_mode): ... here.
7916 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7917 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7919 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7920 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7921 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7922 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7924 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7925 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7926 complex type handling.
7927 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7928 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7930 * config/pa/pa.c (pa_promote_function_mode): New.
7931 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7932 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7934 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7935 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7936 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7937 * config/xtensa/xtensa.c: Likewise.
7938 * config/stormy16/stormy16.c: Likewise.
7939 * config/iq2000/iq2000.c: Likewise.
7940 * config/rs6000/rs6000.c: Likewise.
7941 * config/picochip/picochip.c: Likewise.
7942 * config/arc/arc.c: Likewise.
7943 * config/mcore/mcore.c: Likewise.
7944 * config/score/score.c: Likewise.
7945 * config/mips/mips.c: Likewise.
7946 * config/bfin/bfin.c: Likewise.
7947 * config/ia64/ia64.c: Likewise (disabled though).
7949 * config/frv/frv.h: Remove pointless remark.
7951 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7952 TARGET_PROMOTE_FUNCTION_ARGS,
7953 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
7954 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
7956 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
7958 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
7959 -floop-parallelize-all.
7960 * toplev.c (process_options): Rename flag_graphite_force_parallel to
7961 flag_loop_parallelize_all.
7962 * tree-ssa-loop.c (gate_graphite_transforms): Same.
7963 * graphite.c (graphite_transform_loops): Same.
7965 * graphite-poly.c (apply_poly_transforms): Same.
7967 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
7969 PR tree-optimization/40914
7970 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
7971 if set, then check the delta field of the PMF record.
7972 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
7973 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
7974 call is stored in the delta.
7976 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
7978 * config/mips/mips.md (*clear_upper32_dext): New pattern.
7980 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
7982 * config/i386/bsd.h (ASM_BYTE): New define.
7983 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
7984 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
7985 .byte. Use fputs or putc instead of fprintf where appropriate.
7986 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
7987 fputs or putc instead of fprintf where appropriate.
7988 * config/i386/i386elf.h: Ditto.
7989 * config/i386/sysv4.h: Ditto.
7991 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
7992 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
7993 (*tls_global_dynamic_64): Ditto.
7995 2009-07-31 Christian Bruel <christian.bruel@st.com>
7997 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7999 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8001 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8002 Remove dead code for MINUS.
8004 2009-07-31 Anthony Green <green@moxielogic.com>
8006 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8008 (moxie_expand_epilogue): Ditto for epilogue.
8009 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8011 (moxie_function_arg): Ditto.
8012 (moxie_pass_by_reference): Ditto.
8013 (moxie_arg_partial_bytes): Ditto.
8014 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8015 (FUNCTION_ARG_ADVANCE) Ditto.
8016 (REG_PARM_STACK_SPACE) Ditto.
8017 (FUNCTION_ARG_REGNO_P) Dito.
8019 * config.gcc: Add moxie linux config support.
8020 * gcc/config/moxie/uclinux.h: New file.
8022 2009-07-31 DJ Delorie <dj@redhat.com>
8024 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8025 (UNSPECV_SP_SWITCH_E): New.
8026 (sp_switch_1): Change to an unspec.
8027 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8029 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8030 reference the new stack's address
8032 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8034 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8035 graphite-clast-to-gimple.o, graphite-dependences.o,
8036 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8037 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8038 (graphite-blocking.o,
8039 graphite-clast-to-gimple.o, graphite-dependences.o,
8040 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8041 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8042 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8043 * cfgloop.h (struct loop): Add can_be_parallel field.
8044 * common.opt (fgraphite-identity): Moved up.
8045 (fgraphite-force-parallel): New flag.
8046 * graphite.c: Rewrite.
8047 * graphite.h: Rewrite.
8048 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8050 * toplev.c (graphite_out_file): New file descriptor.
8051 (graphite_in_file): New.
8052 (process_options): flag_graphite_force_parallel cannot be used without
8054 * tree-ssa-loop.c: Include toplev.h.
8055 (gate_graphite_transforms): Enable flag_graphite for
8056 flag_graphite_force_parallel.
8058 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8060 * ChangeLog.graphite: New.
8061 * graphite-blocking.c: New.
8062 * graphite-clast-to-gimple.c: New.
8063 * graphite-clast-to-gimple.h: New.
8064 * graphite-dependences.c: New.
8065 * graphite-dependences.h: New.
8066 * graphite-interchange.c: New.
8067 * graphite-poly.c: New.
8068 * graphite-poly.h: New.
8069 * graphite-ppl.c: New.
8070 * graphite-ppl.h: New.
8071 * graphite-scop-detection.c: New.
8072 * graphite-scop-detection.h: New.
8073 * graphite-sese-to-poly.c: New.
8074 * graphite-sese-to-poly.h: New.
8078 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8080 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8081 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8083 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8085 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8086 (scev_is_linear_expression): Return false if the evolution is not
8087 affine multivariate.
8089 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8091 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8092 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8094 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8096 * tree-data-ref.c (debug_data_references): New.
8097 (debug_data_reference): New.
8098 * tree-data-ref.h (debug_data_references): Declared.
8099 (debug_data_reference): Declared.
8101 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8103 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8104 * tree-data-ref.h (scop_p): Removed.
8105 (struct data_reference): Remove field scop.
8107 (stmt_simple_memref_p): Removed.
8109 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8111 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8112 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8115 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8117 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8119 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8121 * doc/invoke.texi (-fgraphite-identity): Documented.
8123 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8125 * tree-scalar-evolution.c: Fix comment.
8126 (instantiate_scev_1): Return unknow from scev instantiation if the
8127 result is not above instantiate_below.
8129 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8131 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8132 static anymore. Instantiate the symbols that may have been introduced
8134 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8137 2009-07-30 DJ Delorie <dj@redhat.com>
8139 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8140 .vliw directive to VLIW sections.
8142 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8144 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8146 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8147 (AUTOHEADER): New variable.
8148 ($(srcdir)/cstamp-h.in): Use it.
8150 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8151 Pat Haugen <pthaugen@us.ibm.com>
8152 Revital Eres <ERES@il.ibm.com>
8154 * config/rs6000/vector.md (VEC_F): Add VSX support.
8158 (vector_load_<mode>): Ditto.
8159 (vector_store_<mode>): Ditto.
8160 (vector GPR move split): Ditto.
8161 (vec_reload_and_plus_<mptrsize>): Ditto.
8162 (vec_reload_and_reg_<mptrsize>): Ditto.
8163 (add<mode>3): Ditto.
8164 (sub<mode>3): Ditto.
8165 (mul<mode>3): Ditto.
8166 (neg<mode>2): Ditto.
8167 (abs<mode>2): Ditto.
8168 (smin<mode>3): Ditto.
8169 (smax<mode>3): Ditto.
8170 (vector_eq<mode>): Ditto.
8171 (vector_gt<mode>): Ditto.
8172 (vector_ge<mode>): Ditto.
8173 (vector_gtu<mode>): Ditto.
8174 (vector_select_<mode>_uns): Ditto.
8175 (vector_eq_<mode>_p): Ditto.
8176 (vector_gt_<mode>_p): Ditto.
8177 (vector_ge_<mode>_p): Ditto.
8178 (vector_gtu_<mode>_p): Ditto.
8179 (cr6_test_for_zero): Ditto.
8180 (cr6_test_for_zero_reverse): Ditto.
8181 (cr6_test_for_lt): Ditto.
8182 (cr6_test_for_lt_reverse): Ditto.
8183 (xor<mode>3): Ditto.
8184 (ior<mode>3): Ditto.
8185 (and<mode>3): Ditto.
8186 (one_cmpl<mode>2): Ditto.
8187 (nor<mode>2): Ditto.
8188 (andc<mode>2): Ditto.
8189 (float<VEC_int<mode>2): Ditto.
8190 (unsigned_float<VEC_int><mode>2): Ditto.
8191 (fix_trunc<mode><VEC_int>2): Ditto.
8192 (fixuns_trunc<mode><VEC_int>2): Ditto.
8194 (vec_set<mode>): Ditto.
8195 (vec_extract<mode>): Ditto.
8196 (vec_interleave_highv4sf): Ditto.
8197 (vec_interleave_lowv4sf): Ditto.
8198 (vec_realign_load_<mode>): Ditto.
8199 (vec_shl_<mode>): Ditto.
8200 (vec_shr_<mode>): Ditto.
8201 (div<mode>3): New patterns for VSX.
8202 (vec_interleave_highv2df): Ditto.
8203 (vec_interleave_lowv2df): Ditto.
8204 (vec_pack_trunc_v2df): Ditto.
8205 (vec_pack_sfix_trunc_v2df): Ditto.
8206 (vec_pack_ufix_trunc_v2df): Ditto.
8207 (vec_unpacks_hi_v4sf): Ditto.
8208 (vec_unpacks_lo_v4sf): Ditto.
8209 (vec_unpacks_float_hi_v4si): Ditto.
8210 (vec_unpacks_float_lo_v4si): Ditto.
8211 (vec_unpacku_float_hi_v4si): Ditto.
8212 (vec_unpacku_float_lo_v4si): Ditto.
8213 (movmisalign<mode>): Ditto.
8214 (vector_ceil<mode>2): New patterns for vectorizing math library.
8215 (vector_floor<mode>2): Ditto.
8216 (vector_btrunc<mode>2): Ditto.
8217 (vector_copysign<mode>3): Ditto.
8219 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8220 predicate for setting the high bit in each word, used for copysign.
8222 * config/rs6000/ppc-asm.h (f19): Whitespace.
8223 (f32-f63): Define if VSX.
8224 (v0-v31): Define if Altivec.
8225 (vs0-vs63): Define if VSX.
8227 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8229 * config/rs6000/power7.md: New file, provide tuning parameters for
8232 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8233 (rs6000_cpu_cpp_builtins): Ditto.
8234 (altivec_overloaded_builtins): Ditto.
8235 (altivec_resolve_overloaded_builtin): Ditto.
8237 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8238 debug switch to disable vectorizing simple math builtin
8241 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8242 Vectorize simple math builtin functions.
8243 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8244 hook to vectorize math builtins.
8245 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8246 (rs6000_builtin_conversion): Add VSX/power7 support.
8247 (rs6000_builtin_vec_perm): Ditto.
8248 (vsplits_constant): Add support for loading up a vector constant
8249 with just the high bit set in each part.
8250 (rs6000_expand_vector_init): Add VSX/power7 support.
8251 (rs6000_expand_vector_set): Ditto.
8252 (rs6000_expand_vector_extract): Ditto.
8253 (rs6000_emit_move): Ditto.
8254 (bdesc_3arg): Ditto.
8255 (bdesc_2arg): Ditto.
8256 (bdesc_1arg): Ditto.
8257 (rs6000_expand_ternop_builtin): Ditto.
8258 (altivec_expand_builtin): Ditto.
8259 (rs6000_expand_unop_builtin): Ditto.
8260 (rs6000_init_builtins): Ditto.
8261 (altivec_init_builtins): Ditto.
8262 (builtin_function_type): Ditto.
8263 (rs6000_common_init_builtins): Ditto.
8264 (rs6000_handle_altivec_attribute); Ditto.
8265 (rs6000_mangle_type): Ditto.
8266 (rs6000_vector_mode_supported_p): Ditto.
8267 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8270 * config/rs6000/vsx.md: New file for VSX support.
8272 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8273 identifing values with just the most significant bit set.
8274 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8275 vectorized builtins.
8277 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8278 (UNSPEC_VRFIM): Delete.
8279 (splitter for loading up vector with most significant bit): New
8280 splitter for vectorizing copysign.
8281 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8282 vectorizing simple math functions.
8283 (altivec_vrfip): Add support for vectorizing simple math functions.
8284 (altivec_vrfim): Ditto.
8285 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8287 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8288 (power7.md, vsx.md): Include for power7 support.
8289 (copysigndf3): Use VSX instructions if -mvsx.
8290 (negdf2_fpr): Ditto.
8291 (absdf2_fpr): Ditto.
8292 (nabsdf2_fpr): Ditto.
8293 (adddf3_fpr): Ditto.
8294 (subdf3_fpr): Ditto.
8295 (muldf3_fpr): Ditto.
8296 (divdf3_fpr): Ditto.
8297 (fix_truncdfdi2_fpr): Ditto.
8298 (cmpdf_internal1): Ditto.
8299 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8300 (btruncdf2, btruncdf2_fpr): Ditto.
8301 (ceildf2, ceildf2_fpr): Ditto.
8302 (floordf2, floordf2_fpr): Ditto.
8303 (floatdidf2, floatdidf2_fpr): Ditto.
8304 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8305 (fmsubdf4_fpr): Ditto.
8306 (fnmadddf4_fpr_1): Ditto.
8307 (fnmadddf4_fpr_2): Ditto.
8308 (fnmsubdf4_fpr_1): Ditto.
8309 (fnmsubdf4_fpr_2): Ditto.
8310 (fixuns_truncdfdi2): Add expander for VSX support.
8311 (fix_truncdfdi2): Ditto.
8312 (fix_truncdfsi2): Ditto.
8314 (btruncsf2): Whitespace.
8315 (movdf_hardfloat32): Add support for VSX registers.
8316 (movdf_softfloat32): Ditto.
8317 (movdf_hardfloat64): Ditto.
8318 (movdf_hardfloat64_mfpgpr): Ditto.
8319 (movdf_softfloat64): Ditto.
8320 (movti splitters): Add check for vector registers supporting
8321 TImode in the future.
8322 (bpermd): Add power7 bpermd instruction.
8324 * config/rs6000/altivec.h (vec_div): Define if VSX.
8328 (vec_nearbyint): Ditto.
8331 (all predicates): Use the generic builtin function, and not the V4SF
8332 specific function so that the predicates will work with VSX's V2DF.
8336 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8337 Document new VSX functions and types.
8339 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8342 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8343 "wa", and "j" constraints. Modify "v" to talk about Altivec
8344 instead of just vector.
8346 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8349 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8350 location for phi arguments.
8351 (rewrite_update_phi_arguments): Find locations for reaching defs.
8352 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8353 Add location to add_phi_arg calls.
8354 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8355 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8356 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8357 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8358 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8359 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8360 * tree-phinodes.c (make_phi_node): Initialize location.
8361 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8362 (add_phi_arg): Add location parameter.
8363 (remove_phi_arg_num): Move location when moving phi argument.
8364 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8366 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8367 slpeel_update_phi_nodes_for_guard1,
8368 slpeel_update_phi_nodes_for_guard2,
8369 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8370 vect_loop_versioning): Set locations.
8371 * tree-parloops.c (create_phi_for_local_result,
8372 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8373 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8374 * tree-vect-loop.c (get_initial_def_for_induction,
8375 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8377 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8378 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8379 (gimple_phi_arg_set_location): New. Set locus.
8380 (gimple_phi_arg_has_location): New. Check for locus.
8381 (redirect_edge_var_map_location): New. Return locus from var_map.
8382 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8383 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8384 combining PHI arguments.
8385 (cond_store_replacement): Set location.
8386 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8387 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8388 scop_add_exit_phis_edge): Add locations.
8389 * tree-cfgcleanup.c (remove_forwarder_block,
8390 remove_forwarder_block_with_phi): Add locations.
8391 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8392 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8394 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8395 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8396 flush_pending_stmts): Add source location.
8397 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8398 stack to preserve locations.
8399 * tree-vect-stmts.c (vectorizable_load): Add location.
8400 * tree-inline.c (copy_phis_for_bb): Copy locus.
8401 (setup_one_parameter): Add call locus to inlined parameter stmts.
8402 (initialize_inlined_parameters): Pass in call location as parameter
8404 (tree_function_versioning): Pass location to setup_one_parameter.
8405 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8406 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8407 copy and edge lists.
8408 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8409 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8410 locus parameter and override the stmt default if provided.
8411 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8412 elim_graph_add_edge, elim_graph_remove_succ_edge,
8413 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8414 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8415 eliminate_phi): Add locus info in elimination graph for each edge and
8417 (insert_backedge_copies): Copy locus if present.
8418 * tree-flow.h (struct _edge_var_map): Add locus field.
8419 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8420 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8421 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8423 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8425 2009-07-30 Martin Jambor <mjambor@suse.cz>
8427 PR tree-optimization/40570
8428 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8431 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8433 * ssa-loop-manip.c: Include langhooks.h.
8434 (rewrite_phi_with_iv): New.
8435 (rewrite_all_phi_nodes_with_iv): New.
8436 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8437 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8438 * tree-parloops.c (loop_parallel_p): Move out all conditions
8439 except dependency check.
8440 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8441 (gen_parallel_loop): Call canonicalize_loop_ivs without
8442 reduction_list argument.
8443 (build_new_reduction): New.
8444 (gather_scalar_reductions): New.
8445 (try_get_loop_niter): New.
8446 (try_create_reduction_list): New.
8447 (parallleize_loops): Change the parallel conditions check.
8448 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8449 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8451 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8453 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8455 * doc/options.texi (Option properties): Mention new quoting syntax.
8457 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8459 * config/alpha/alpha.c (alpha_start_function):
8460 Handle VMS_DEBUG_MAIN_POINTER
8461 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8462 * doc/invoke.texi: Document -mdebug-main switch.
8464 2009-07-29 Richard Henderson <rth@redhat.com>
8466 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8467 (cgraph_create_edge_including_clones): Likewise.
8468 * tree-inline.c (copy_bb): Operate on the correct edges
8469 when updating the callgraph.
8471 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8473 * config/alpha/vms-cc.c: Deleted.
8474 * config/alpha/vms-ld.c: Deleted.
8475 * config/alpha/t-vms64: Moved to config/vms
8476 * config/alpha/vms-crt0-64.c: Moved to config/vms
8477 * config/alpha/vms-crt0.c: Moved to config/vms
8478 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8479 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8480 * config/alpha/xm-vms.h: Moved to config/vms
8481 * config/alpha/x-vms: Moved to config/vms
8482 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8484 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8485 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8487 * config/vms/t-vms64: Moved here from config/alpha
8488 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8489 (argc,argv,envp): Enforce 32bit malloc'ing.
8490 * config/vms/vms-psxcrt0-64.c: Likewise.
8491 * config/vms/vms-crt0.c: Moved here from config/alpha.
8492 * config/vms/vms-psxcrt0.c: Likewise.
8493 * config/vms/vms-crtl-64.h: New file.
8494 * config/vms/vms-crtl.h: New file.
8495 * config/vms/vms.opt: New file.
8496 * config/vms/xm-vms64.h: New file.
8497 * config/vms/xm-vms.h: Moved here from config/alpha.
8498 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8500 * config/vms/x-vms: Moved here from config/alpha.
8501 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8502 (vms-ld.o, vms-cc.o): Removed.
8503 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8505 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8507 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8508 correct stack (obvious VMS fix).
8510 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8512 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8513 date, version info if VMS_DEBUGGING_INFO defined.
8514 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8515 size, date calculating code moved here.
8517 2009-07-29 Paul Brook <paul@codesourcery.com>
8519 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8522 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8525 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8526 to DImode when generating insq_le insn.
8528 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8530 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8531 New macro set for VMS_DEBUGGGING_INFO.
8532 (AT_string_form): Use it.
8534 2009-07-28 DJ Delorie <dj@redhat.com>
8536 * config/mep/mep.c (vtext_section): New.
8537 (vftext_section): New.
8538 (ftext_section): New.
8539 (mep_select_section): Add support for functions.
8540 (mep_unique_section): Likewise.
8541 (mep_asm_init_sections): Likewise.
8542 (mep_encode_section_info): Remove it from here.
8544 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8546 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8548 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8549 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8551 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8553 * dwarf2out.c (output_file_names): Test new macro
8554 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8555 (add_comp_dir_attribute): Likewise.
8557 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8559 * config/i386/mingw-w64.h (LINK_SPEC): Add
8560 separating space between commands.
8562 2009-07-28 Jan Hubicka <jh@suse.cz>
8564 PR tree-optimization/40759
8565 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8568 2009-07-27 DJ Delorie <dj@redhat.com>
8570 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8571 types are dword-aligned.
8572 (mep_expand_va_start): Likewise.
8574 2009-07-27 Olivier Hainque <hainque@adacore.com>
8575 Douglas B Rupp <rupp@gnat.com>
8577 * convert.c (convert_to_pointer): Don't assume the target
8578 pointer type is POINTER_SIZE long. Fetch its precision instead.
8580 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8582 * system.h (fopen): Undefine if macro.
8584 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8586 * dwarf2out.c (output_cfi_p): Removed.
8587 (output_cfis): New function.
8588 (output_fde): New function, split from output_call_frame_info.
8589 (output_call_frame_info): Use it.
8590 (dwarf2out_switch_text_section): Use output_cfis.
8592 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8594 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8595 TARGET_BI_ARCH is specified without enabling SJLJ.
8596 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8597 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8599 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8601 * arm.md (negdi2): Use DImode if forcing a value into a register.
8603 2009-07-26 Ira Rosen <irar@il.ibm.com>
8605 PR tree-optimization/40801
8606 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8607 of vector operand from the previous copy of vector statement.
8608 Pass the correct definition type value to
8609 vect_get_vec_def_for_stmt_copy().
8611 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8613 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8614 const char ** conversion.
8616 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8618 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8619 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8620 (gcc_unreachable): Invoke __builtin_unreachable() if
8621 !ENABLE_ASSERT_CHECKING.
8623 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8625 PR rtl-optimization/40445
8626 * emit-rtl.c (next_nonnote_insn_bb): New function.
8627 * rtl.h (next_nonnote_insn_bb): Declare new function.
8628 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8629 with no successors that is the successor of the ENTRY_BLOCK.
8630 Continue from the top after removing an empty fallthrough block.
8631 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8632 of next_nonnote_insn.
8634 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8636 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8638 2009-07-25 Martin Jambor <mjambor@suse.cz>
8640 * c-common.c (c_common_attribute_table): New element for noclone.
8641 (handle_noclone_attribute): New function. Forward-declare.
8642 * tree-inline.c (tree_versionable_function_p): Check for noclone
8644 * doc/extend.texi (Labels as Values): Document need for noclone.
8645 (Function Attributes): Document noclone attribute.
8647 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8649 PR rtl-optimization/34999
8650 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8651 and dw_fde_switched_cold_to_hot fields.
8652 (output_cfi_p): New function.
8653 (output_call_frame_info): If fde->dw_fde_switched_sections,
8654 output 2 FDEs instead of one with corrupted header.
8655 (dwarf2out_do_cfi_startproc): New function.
8656 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8657 and fde->dw_fde_switched_cold_to_hot.
8658 (dwarf2out_switch_text_section): Compute
8659 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8660 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8661 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8662 Otherwise, compute fde->dw_fde_switch_cfi.
8664 2009-07-24 Cary Coutant <ccoutant@google.com>
8666 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8668 2009-07-24 Cary Coutant <ccoutant@google.com>
8670 * cfghooks.c (split_block): Copy discriminator to new block.
8671 * tree-cfg.c (assign_discriminator): Check location of last
8672 instruction in block as well as first.
8674 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8676 * config/i386/linux.c: Use fputs or putc instead of fprintf
8678 * config/i386/gas.h: Ditto.
8679 * config/i386/x86-64.h: Ditto.
8680 * config/i386/att.h: Ditto.
8682 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8684 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8687 2009-07-24 Martin Jambor <mjambor@suse.cz>
8689 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8690 (ipa_push_func_to_list_1): Declare.
8691 (ipa_push_func_to_list): New function.
8693 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8694 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8695 (ipa_push_func_to_list): Removed.
8696 (ipa_pop_func_from_list): Clear node_enqueued flag.
8698 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8700 * config/s390/s390.c (override_options): Default
8701 max-unrolled-insns to 100 for z10 tuning.
8703 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8705 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
8706 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
8707 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
8708 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
8709 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8710 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
8711 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
8713 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8715 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
8716 use default set in mingw32.h header.
8717 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
8718 64-bit /mingw/include path.
8719 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
8722 2009-07-23 Neil Vachharajani <nvachhar@google.com>
8724 PR rtl-optimization/40209
8725 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
8727 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8729 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
8730 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
8731 with the rest of string where appropriate. Use fputs or putc
8732 instead of fprintf where appropriate.
8734 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8735 Pat Haugen <pthaugen@us.ibm.com>
8736 Revital Eres <ERES@il.ibm.com>
8738 * config/rs6000/vector.md: New file. Move most of the vector
8739 expander support here from altivec.md to allow for the VSX vector
8740 unit in the future. Add support for secondary_reload patterns.
8741 Rewrite the patterns for vector comparison, and vector comparison
8742 predicate instructions so that the RTL expresses the desired
8743 behavior, instead of using unspec.
8745 * config/rs6000/constraints.md ("f" constraint): Use
8746 rs6000_constraints to hold the precalculated register class.
8747 ("d" constraint): Ditto.
8748 ("wd" constraint): New constraint for VSX.
8749 ("wf" constraint): Ditto.
8750 ("ws" constraint): Ditto.
8751 ("wa" constraint): Ditto.
8752 ("wZ" constraint): Ditto.
8753 ("j" constraint): Ditto.
8755 * config/rs6000/predicates.md (vsx_register_operand): New
8757 (vfloat_operand): New predicate for vector.md.
8758 (vint_operand): Ditto.
8759 (vlogical_operand): Ditto.
8760 (easy_fp_constant): If VSX, 0.0 is an easy constant.
8761 (easy_vector_constant): Add VSX support.
8762 (altivec_indexed_or_indirect_operand): New predicate for
8763 recognizing Altivec style memory references with AND -16.
8765 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
8766 for vector secondary reload support.
8767 (rs6000_vector_reg_class): Delete, replacing it with
8769 (rs6000_vsx_reg_class): Ditto.
8770 (rs6000_constraints): New array to hold the register classes of
8771 each of the register constraints that can vary at runtime.
8772 (builtin_mode_to_type): New static array for builtin function type
8774 (builtin_hash_table): New static hash table for builtin function
8776 (TARGET_SECONDARY_RELOAD): Define target hook.
8777 (TARGET_IRA_COVER_CLASSES): Ditto.
8778 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
8779 registers are 128 bits if VSX memory reference instructions are used.
8780 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
8782 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
8783 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
8784 Print several of the scheduling related parameters.
8785 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
8786 rs6000_constraints instead of rs6000_vector_reg_class. Move
8787 -mdebug=reg code to rs6000_debug_reg_global. Add support for
8788 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
8789 Altivec. Add VSX support. Setup for secondary reload support on
8790 Altivec/VSX registers.
8791 (rs6000_override_options): Make power7 set the scheduling groups
8792 like the power5. Add support for new debug switches to override
8793 the scheduling defaults. Temporarily disable -mcpu=power7 from
8794 setting -mvsx. Add support for debug switches -malways-hint,
8795 -msched-groups, and -malign-branch-targets.
8796 (rs6000_buitlin_conversion): Add support for returning unsigned
8797 vector conversion functions to fix regressions due to stricter
8799 (rs6000_builtin_mul_widen_even): Ditto.
8800 (rs6000_builtin_mul_widen_odd): Ditto.
8801 (rs6000_builtin_vec_perm): Ditto.
8802 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
8803 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
8805 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
8807 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
8808 VSX types for bit operations. Changes to accomidate vector.md.
8809 (bdesc_2arg): Ditto.
8810 (bdesc_1arg): Ditto.
8811 (struct builtin_description_predicates): Rewrite predicate
8812 handling so that RTL describes the operation, instead of passing
8813 the instruction to be used as a string argument.
8814 (bdesc_altivec_preds): Ditto.
8815 (altivec_expand_predicate_builtin): Ditto.
8816 (altivec_expand_builtin): Ditto.
8817 (rs6000_expand_ternop_builtin): Use a switch instead of an if
8818 statement for vsldoi support.
8819 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8820 (altivec_expand_st_builtin): Ditto.
8821 (paired_expand_builtin): Whitespace changes.
8822 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8823 builtin_mode_to_type table for secondary reload. Call
8824 builtin_function_type to build random builtin functions.
8825 (altivec_init_builtins): Change to use builtin_function_type to
8826 create builtin function types dynamically as we need them.
8827 (builtin_hash_function): New support for hashing the tree types
8828 for builtin function as we need it, rather than trying to build
8829 all of the trees that we need. Add initial preliminary VSX support.
8830 (builtin_function_type): Ditto.
8831 (builtin_function_eq): Ditto.
8832 (builtin_hash_struct): Ditto.
8833 (rs6000_init_builtins): Ditto.
8834 (rs6000_common_init_builtins): Ditto.
8835 (altivec_init_builtins): Ditto.
8836 (rs6000_common_init_builtins): Ditto.
8837 (enum reload_reg_type): New enum for simplifing reg classes.
8838 (rs6000_reload_register_type): Simplify register classes into GPR,
8839 Vector, and other registers. Altivec and VSX addresses in reload.
8840 (rs6000_secondary_reload_inner): Ditto.
8841 (rs6000_ira_cover_classes): New target hook, that returns the
8842 appropriate cover classes, based on -mvsx being used or not.
8843 (rs6000_secondary_reload_class): Add VSX support.
8844 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8845 (get_vsel_insn): Ditto.
8846 (rs6000_emit_vector_compare): Rewrite vector conditional support
8847 so that where we can, we use RTL operators, instead of blindly use
8849 (rs6000_emit_vector_select): Ditto.
8850 (rs6000_emit_vector_cond_expr): Ditto.
8851 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8852 (create_TOC_reference): Add -mdebug=addr support.
8853 (emit_frame_save): VSX loads/stores need register indexed addressing.
8855 * config/rs6000/rs6000.md: Include vector.md.
8857 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8859 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8860 support for V2DI, V2DF in logical, permute, select operations.
8862 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8863 switch for vsx/power7.
8864 (-mvsx-scalar-memory): Ditto.
8865 (-mvsx-align-128): Ditto.
8866 (-mallow-movmisalign): Ditto.
8867 (-mallow-df-permute): Ditto.
8868 (-msched-groups): Ditto.
8869 (-malways-hint): Ditto.
8870 (-malign-branch-targets): Ditto.
8872 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8874 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8875 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8876 (rs6000_vector_reg_class): Delete.
8877 (rs6000_vsx_reg_class): Ditto.
8878 (enum rs6000_reg_class_enum): New enum for the constraints that
8879 vary based on target switches.
8880 (rs6000_constraints): New array to hold the register class for all
8881 of the register constraints that vary based on the switches used.
8882 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8883 (enum rs6000_builtins): Add unsigned varients for the builtin
8884 declarations returned by target hooks for expanding multiplies,
8885 select, and permute operations. Add VSX builtins.
8886 (enum rs6000_builtin_type_index): Add entries for VSX.
8887 (V2DI_type_node): Ditto.
8888 (V2DF_type_node): Ditto.
8889 (unsigned_V2DI_type_node): Ditto.
8890 (bool_long_type_node): Ditto.
8891 (intDI_type_internal_node): Ditto.
8892 (uintDI_type_internal_node): Ditto.
8893 (double_type_internal_node): Ditto.
8895 * config/rs6000/altivec.md (whole file): Move all expanders to
8896 vector.md from altivec.md. Rename insn matching functions to be
8898 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8899 (altivec_vcmp*): Ditto.
8900 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8901 (VM): New iterator for moves that includes the VSX types.
8902 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8903 (altivec_vperm_<mode>_uns): New, for unsigned types.
8904 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8905 (altivec_eq<mode>): Ditto.
8906 (altivec_gt<mode>): Ditto.
8907 (altivec_gtu<mode>): Ditto.
8908 (altivec_eqv4sf): Ditto.
8909 (altivec_gev4sf): Ditto.
8910 (altivec_gtv4sf): Ditto.
8911 (altivec_vcmpbfp_p): Ditto.
8913 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8915 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8918 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8921 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8922 ASM_SHORT instead of .word.
8923 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8924 instead of .word in asm template.
8926 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8929 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8930 (process_bb_node_lives): Use it.
8932 * ira.c (setup_cover_and_important_classes): Don't setup
8933 ira_important_class_nums. Add cover classes to the end of
8935 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8937 (find_reg_class_closure): Use reorder_important_classes.
8939 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8941 * config/i386/i386.c (i386_ira_cover_classes): New function.
8942 (TARGET_IRA_COVER_CLASSES): Redefine.
8944 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8945 importance of order of cover classes in the array.
8947 2009-07-22 Diego Novillo <dnovillo@google.com>
8949 * tree-pass.h (TDF_EH): Define.
8950 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8951 contains TDF_EH, print the EH region number holding GS.
8952 * tree-dump.c (dump_options): Add "eh".
8953 * doc/invoke.texi: Document it.
8955 2009-07-22 Doug Kwan <dougkwan@google.com>
8957 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
8959 2009-07-22 Michael Matz <matz@suse.de>
8961 PR tree-optimization/35229
8962 PR tree-optimization/39300
8964 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
8965 (inhibit_phi_insertion): New function.
8966 (insert_into_preds_of_block): Call it for REFERENCEs.
8967 (init_pre): Initialize and finalize scalar evolutions.
8968 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
8970 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
8972 * config/i386/predicates.md (zero_extended_scalar_load_operand):
8973 Use CONST_VECTOR_NUNITS to determine number of elements.
8975 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
8977 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
8978 (U, W): Constraints are now deprecated and will be removed if we
8980 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
8982 ("prefetch"): Add the stcmh instruction for prefetching.
8983 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
8985 (s390_short_displacement): Return always true if compiling for
8986 machines not providing the long displacement facility.
8987 (s390_mem_constraint): Support the new constraint letter Z.
8988 (s390_check_qrst_address): New function.
8990 2009-07-21 DJ Delorie <dj@redhat.com>
8992 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
8995 2009-07-21 Jason Merrill <jason@redhat.com>
8997 * c-common.c (max_tinst_depth): Increase default to 1024.
8999 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9001 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9002 (vec_unpacku_float_lo_v4si): Ditto.
9004 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9007 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9008 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9009 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9010 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9012 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9014 PR tree-optimization/40813
9015 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9018 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9020 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9021 with a NOP_EXPR if needed.
9023 2009-07-21 Paul Brook <paul@codesourcery.com>
9025 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9026 Terminate debug dump with newline.
9028 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9030 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9031 Cast "1" to unsigned HOST_WIDE_INT.
9032 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9033 deposit length to the maximum length - lsb. Extend length if
9034 HOST_BITS_PER_WIDE_INT is 32.
9036 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9038 * cgraph.h (constant_pool_htab): New function.
9039 (constant_descriptor_tree): Move from varasm.c.
9040 * varasm.c (constant_pool_htab): New function.
9041 (constant_descriptor_tree): Move to cgraph.h.
9043 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9045 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9047 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9049 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9052 2009-07-20 Xinliang David Li <davidxl@google.com>
9054 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9056 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9058 * config/mips/mips.md (move_type): Add arith.
9059 (type): Handle arith.
9060 (zero_extendsidi2): Rename this into ...
9061 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9062 (zero_extendsidi2): New expander.
9063 (*zero_extendsidi2_dext): New pattern.
9065 2009-07-20 Nick Clifton <nickc@redhat.com>
9067 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9068 to set MIPS_ABI_DEFAULT.
9069 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9071 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9073 * tree-object-size.c (addr_object_size): Handle unions with
9074 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9076 PR tree-optimization/40792
9077 * tree.c (build_function_type_skip_args): Remove bogus assert.
9079 2009-07-20 Jan Hubicka <jh@suse.cz>
9080 Martin Jambor <mjambor@suse.cz>
9082 * cgraph.h (combined_args_to_skip): New field.
9083 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9084 combined_args_to_skip and args_to_skip.
9085 * tree-inline.c (update_clone_info): New function.
9086 (tree_function_versioning): Call update_clone_info.
9087 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9089 (cgraph_materialize_all_clones): More extensive dumping, working
9090 with combined_args_to_skip rather than args_to_skip.
9092 2009-07-20 Ira Rosen <irar@il.ibm.com>
9094 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9095 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9096 (get_initial_def_for_reduction): Likewise.
9097 (vectorizable_reduction): Skip the check of first operand in case
9098 of COND_EXPR. Add check that it is outer loop vectorization if
9099 nested cycle was detected. Call vectorizable_condition() for
9100 COND_EXPR. If reduction epilogue cannot be created do not fail for
9101 nested cycles (if it is not double reduction). Assert that there
9102 is only one type in the loop in case of COND_EXPR. Call
9103 vectorizable_condition() to vectorize COND_EXPR.
9104 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9105 Add parameters. Allow nested cycles if called from
9106 vectorizable_reduction(). Use reduction vector variable if provided.
9107 (vect_analyze_stmt): Call vectorizable_reduction() before
9108 vectorizable_condition().
9109 (vect_transform_stmt): Update call to vectorizable_condition().
9111 2009-07-20 Christian Bruel <christian.bruel@st.com>
9113 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9114 * doc/invoke.texi (-mfmovd): Likewise.
9115 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9117 2009-07-20 Jan Hubicka <jh@suse.cz>
9119 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9120 when handling SSA name.
9122 2009-07-19 Jan Hubicka <jh@suse.cz>
9124 PR tree-optimization/40676
9125 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9126 virtual PHIs in empty BBs.
9128 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9130 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9131 re-expanded the compound use gen_lowpart instead to convert to the
9134 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9136 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9137 OUTER_CONST arguments.
9138 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9139 the new wider mode will be masked off.
9140 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9142 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9144 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9145 high-order bits are zero.
9147 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9149 * combine.c (simplify_shift_const_1): Split code to determine
9151 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9152 new bits shifted in are identical to the old sign bit.
9154 2009-07-18 Richard Guenther <rguenther@suse.de>
9157 * gimplify.c (gimplify_call_expr): Reject code using results from
9158 functions returning void.
9160 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9162 * doc/md.texi: Document the new PowerPC "es" constraint.
9163 Document that "m" can include automodified addresses on this target,
9164 and explain how %U must be used. Extend the "Q" and "Z" documentation
9165 to suggest "es" as well as "m".
9166 * config/rs6000/constraints.md (es): New memory constraint.
9167 (Q, Z): Update strings to match new documentation.
9169 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9171 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9172 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9173 * config/rs6000/predicates.md (volatile_mem_operand): Use
9174 offsettable_nonstrict_memref_p.
9175 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9176 (*floatunssidf2_internal): Likewise.
9177 (*fix_truncdfsi2_internal): Likewise.
9178 (*fix_trunctfsi2_internal): Likewise.
9180 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9182 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9184 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9186 2009-07-17 Richard Guenther <rguenther@suse.de>
9189 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9190 (pass_warn_unused_result): Likewise.
9191 (TODO_set_props): Remove.
9192 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9194 (pass_diagnose_omp_blocks): Define.
9195 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9196 (c_gimple_diagnostics_recursively): Remove.
9197 (finish_function): Do not call it.
9198 (c_write_global_declarations): Continue after errors.
9199 Finalize the CU here.
9200 * c-gimplify.c (c_genericize): Do not gimplify here.
9201 * c-common.c (c_warn_unused_result): Move ...
9202 * tree-cfg.c (do_warn_unused_result): ... here.
9203 (run_warn_unused_result): New function.
9204 (gate_warn_unused_result): New function.
9205 (pass_warn_unused_result): New pass.
9206 * c-common.h (c_warn_unused_result): Remove.
9207 * flags.h (flag_warn_unused_result): Declare.
9208 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9209 * opts.c (flag_warn_unused_result): Initialize to false.
9210 * toplev.c (compile_file): Add comment.
9211 * omp-low.c (create_omp_child_function): Do not register
9212 the function with the frontend.
9213 (diagnose_omp_structured_block_errors): Prepare to be
9214 called as optimization pass.
9215 (gate_diagnose_omp_blocks): New function.
9216 (pass_diagnose_omp_blocks): New pass.
9217 * cgraph.h (cgraph_optimize): Remove.
9218 (cgraph_analyze_function): Likewise.
9219 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9220 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9221 before their parents here.
9222 (cgraph_finalize_function): Not here.
9223 (cgraph_analyze_function): Gimplify functions here.
9224 (cgraph_finalize_compilation_unit): Continue after errors.
9225 Optimize the callgraph from here.
9226 (cgraph_optimize): Make static.
9227 * langhooks.c (write_global_declarations): Finalize the CU.
9228 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9229 (gimplify_function_tree): Assert we gimplify only once.
9230 Set PROP_gimple_any property.
9231 * tree-nested.c (gimplify_all_functions): New function.
9232 (lower_nested_functions): Gimplify all nested functions.
9233 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9234 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9235 and pass_diagnose_omp_blocks after gimplification. Do not
9236 set TODO_set_props on all_lowering_passes.
9237 (execute_one_pass): Do not handle TODO_set_props.
9238 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9239 (gimplify.o): Add tree-pass.h dependency.
9240 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9241 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9242 (unsave_r): Likewise.
9243 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9246 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9248 * doc/service.texi (Service): Restore previously removed link,
9249 which isn't broken after all.
9251 2009-07-17 Richard Guenther <rguenther@suse.de>
9253 PR tree-optimization/40321
9254 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9255 PHI nodes to the maximal set.
9256 (make_values_for_phi): Add PHI arguments to the maximal set.
9257 (execute_pre): Dump PHI_GEN and the maximal set.
9259 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9262 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9265 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9267 * doc/extend.texi (Nested Functions): Replace broken link with
9269 * doc/service.texi (Service): Remove broken link.
9271 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9274 * builtins.c (expand_builtin_memcmp): Use loc instead of
9275 EXPR_LOCATION (exp).
9276 (expand_builtin_strncmp): Likewise.
9278 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9279 Manuel López-Ibáñez <manu@gcc.gnu.org>
9282 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9283 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9284 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9285 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9286 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9287 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9288 tree-inline.c, c-common.c, c-common.h, gimple.c,
9289 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9290 convert.c: Add location argument to fold_{unary,binary,ternary},
9291 fold_build[123], build_call_expr, build_size_arg,
9292 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9293 fold_build1_initializer, fold_build2_initializer,
9294 fold_build3_initializer, fold_build_call_array,
9295 fold_build_call_array_initializer, fold_single_bit_test,
9296 omit_one_operand, omit_two_operands, invert_truthvalue,
9297 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9298 combine_comparisons, fold_builtin_*, fold_call_expr,
9299 build_range_check, maybe_fold_offset_to_address, round_up,
9302 2009-07-16 Jason Merrill <jason@redhat.com>
9305 * c-common.c (c_common_reswords): Add __is_standard_layout
9307 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9308 * doc/implement-cxx.texi: New.
9309 * doc/gcc.texi: Include it.
9311 2009-07-16 DJ Delorie <dj@redhat.com>
9313 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9314 compares that may be indirectly affected by previous instructions.
9316 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9318 * builtins.c (do_mpc_arg2): New.
9319 (fold_builtin_2): Fold builtin cpow.
9320 * real.h (HAVE_mpc_pow): New.
9322 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9324 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9325 comparison to skip unprofitable schedule
9327 2009-07-16 Simon Baldwin <simonb@google.com>
9329 * gcc.c (option_map): New flag -no-canonical-prefixes.
9330 * (display_help): Print help text for new flag.
9331 * (process_command): Move options translation and language specifics
9332 and handle new flag early. Use it to set a function pointer to a
9333 prefix builder. Replace make_relative_prefix calls with calls to
9334 the function pointed to. Ignore new flag in regular options handling.
9335 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9337 2009-07-15 DJ Delorie <dj@redhat.com>
9339 * config/mep/mep.md (sibcall_internal): Change register to avoid
9341 (sibcall_value_internal): Likewise.
9343 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9345 PR rtl-optimization/40710
9346 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9348 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9350 * config/mips/mips.md (*extenddi_truncate<mode>,
9351 *extendsi_truncate<mode>): Change type attribute to move_type
9352 with shift_shift. Split out code handling exts from here ...
9353 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9355 (*extendhi_truncateqi): Change type attribute to move_type with
9356 shift_shift. Split out code handling exts from here ...
9357 (*extendhi_truncateqi_exts): ... to this new pattern.
9359 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9361 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9362 instead of "and" with inverted sign bit mask value. Use
9363 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9364 Allocate registers only for operand 4 and operand 5.
9366 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9369 * fold-const.c (fold_cond_expr_with_comparison): When folding
9370 < and <= to MIN, make sure the MIN uses the same type as the
9371 comparison's operands.
9373 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9375 * arm.md (ior_xor): New code iterator.
9376 (split for ior/xor with shift and zero-extend): New split pattern.
9377 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9379 2009-07-15 Richard Guenther <rguenther@suse.de>
9381 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9384 2009-07-15 Richard Guenther <rguenther@suse.de>
9387 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9389 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9391 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9392 handle 2.6.30 kernel.
9394 2009-07-15 DJ Delorie <dj@redhat.com>
9396 * config/mep/mep.md (sibcall_internal): Change register to allow
9397 for 24-bit addresses.
9398 (sibcall_value_internal): Likewise.
9400 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9402 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9403 that are enabled/disabled by the flags introduced by a previous patch.
9405 2009-07-14 DJ Delorie <dj@redhat.com>
9407 * config/mep/mep.md (sibcall_internal): Include non-toggling
9409 (sibcall_value_internal): Likewise.
9411 2009-07-14 Taras Glek <tglek@mozilla.com>
9412 Rafael Espindola <espindola@google.com>
9414 * doc/sourcebuild.texi: Document install-plugin target.
9415 * configure.ac: Added install-plugin target to language makefiles.
9416 * configure: Regenerate.
9417 * Makefile.in: (install-plugin): Install more headers,
9418 depend on lang.install-plugin.
9420 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9422 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9425 2009-07-14 DJ Delorie <dj@redhat.com>
9427 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9428 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9429 * config/mep/mep.md (sibcall_internal): Change test from
9430 mep_vliw_mode_match to mep_vliw_jmp_match.
9431 (sibcall_value_internal): Likewise.
9433 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9435 * config/i386/sse.md (copysign<mode>3): New expander.
9436 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9437 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9438 Use ix86_build_const_vector.
9439 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9440 IX86_BUILTIN_CPYSGNPD.
9441 (builtin_description): Add __builtin_ia32_copysignps and
9442 __builtin_ia32_copysignpd.
9443 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9444 and BUILT_IN_COPYSIGNF.
9446 2009-07-13 Jason Merrill <jason@redhat.com>
9448 * builtins.c (can_trust_pointer_alignment): New fn.
9449 (get_pointer_alignment): Factor it out from here.
9450 * tree.h: Declare it.
9452 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9454 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9457 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9461 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9463 2009-07-14 Richard Guenther <rguenther@suse.de>
9464 Andrey Belevantsev <abel@ispras.ru>
9467 * cfgexpand.c (partition_stack_vars): Do not bother to update
9468 alias information when not optimizing.
9470 2009-07-14 Richard Guenther <rguenther@suse.de>
9471 Andrey Belevantsev <abel@ispras.ru>
9473 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9474 (pt_solution_set): Likewise.
9475 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9476 * tree-ssa-structalias.c (pt_solution_set): New function.
9477 * final.c (rest_of_clean_state): Free SSA data structures.
9478 * print-rtl.c (print_decl_name): Remove.
9479 (print_mem_expr): Implement in terms of print_generic_expr.
9480 * alias.c (ao_ref_from_mem): New function.
9481 (rtx_refs_may_alias_p): Likewise.
9482 (true_dependence): Query alias-export info.
9483 (canon_true_dependence): Likewise.
9484 (write_dependence_p): Likewise.
9485 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9487 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9488 (mem_expr_equal_p): Use operand_equal_p.
9489 (set_mem_attributes_minus_bitpos): Do not use
9490 component_ref_for_mem_expr.
9491 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9492 (update_alias_info_with_stack_vars): Likewise.
9493 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9494 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9495 explicitly nor clear stmt operands.
9496 Free the decl-to-pointer map.
9497 * tree-optimize.c (execute_free_datastructures): Do not free
9498 SSA data structures here.
9499 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9500 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9501 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9503 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9505 2009-07-13 DJ Delorie <dj@redhat.com>
9507 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9508 unrolling at the right iteration count.
9510 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9513 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9515 * haifa-sched.c (rank_for_schedule): Introduced flags to
9516 enable/disable individual scheduling heuristics.
9517 * common.opt: Introduced flags to enable/disable individual
9518 heuristics in the scheduler.
9519 * doc/invoke.texi: Introduced flags to enable/disable individual
9520 heuristics in the scheduler.
9522 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9524 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9525 config/i386/mingw-tls.c.
9526 * config/i386/mingw-tls.c: Removed.
9528 2009-07-13 Ira Rosen <irar@il.ibm.com>
9530 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9531 checks access only relevant statements.
9532 (vectorizable_reduction): Likewise.
9534 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9536 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9537 just for 32-bit case.
9539 2009-07-12 Jan Hubicka <jh@suse.cz>
9541 PR tree-optimization/40585
9542 * except.c (expand_resx_expr): When there already is resume
9543 instruction, produce linked list.
9544 (build_post_landing_pads): Assert that resume is empty.
9545 (connect_post_landing_pads): Handle resume lists.
9546 (dump_eh_tree): Dump resume list.
9548 2009-07-12 Ira Rosen <irar@il.ibm.com>
9550 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9551 with additional argument.
9552 * tree-vectorizer.h (enum vect_def_type): Add
9553 vect_double_reduction_def.
9554 (vect_is_simple_reduction): Add argument.
9555 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9557 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9558 vect_is_simple_reduction with additional argument.
9559 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9561 (reduction_code_for_scalar_code): Handle additional codes by
9562 returning ERROR_MARK for them. Fix comment and indentation.
9563 (vect_is_simple_reduction): Fix comment, add argument to specify
9564 double reduction. Detect double reduction.
9565 (get_initial_def_for_induction): Fix indentation.
9566 (get_initial_def_for_reduction): Fix comment and indentation.
9567 Handle double reduction. Create initial definitions that do not
9568 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9569 (vect_create_epilog_for_reduction): Fix comment, add argument to
9570 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9571 epilogue result extraction. Create double reduction phi node and
9572 replace relevant uses.
9573 (vectorizable_reduction): Call vect_is_simple_reduction with
9574 additional argument. Fix indentation. Update epilogue code treatment
9575 according to the changes in reduction_code_for_scalar_code. Check
9576 for double reduction. Call vect_create_epilog_for_reduction with
9577 additional argument.
9578 * tree-vect-stmts.c (process_use): Handle double reduction, update
9580 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9581 (vect_get_vec_def_for_operand): Likewise.
9583 2009-07-12 Danny Smith <dansmister@gmail.com>
9585 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9586 dllexport if !TREE_PUBLIC.
9587 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9589 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9591 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9592 (avr_extra_arch_macro) Remove declatation.
9593 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9594 (avr_extra_arch_macro) Declare as static.
9595 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9597 2009-07-11 Jan Hubicka <jh@suse.cz>
9600 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9602 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9605 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9606 cold_in_std_section bits.
9607 (dwarf2out_begin_prologue): Initialize them.
9608 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9609 if already covered by text_section or cold_text_section range.
9611 PR rtl-optimization/40667
9612 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9613 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9614 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9615 * config/i386/i386.c (ix86_minimum_alignment): New function.
9616 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9617 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9618 * emit-rtl.c (gen_reg_rtx): Likewise.
9619 * function.c (assign_parms): Likewise. If nominal_type needs
9620 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9621 rather than passed_type's alignment.
9624 * function.c (assign_parm_setup_stack): Adjust
9625 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9626 from nominal_mode on big endian.
9628 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9630 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9632 2009-07-10 DJ Delorie <dj@redhat.com>
9634 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9636 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9638 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9640 (thumb2_cbnz): Likewise.
9642 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9645 * config.gcc (supported_defaults): Add synci.
9646 (with_synci): Add validation.
9647 (all_defaults): Add synci.
9648 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9651 * config/mips/mips.opt (msynci): New option.
9652 * config/mips/mips.c (mips_override_options): Warn on use of
9653 -msynci for targets that do now support it.
9654 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9656 * gcc/doc/invoke.texi (-msynci): Document the new option.
9657 * doc/install.texi (--with-synci): Document the new option.
9659 2009-07-10 Richard Guenther <rguenther@suse.de>
9661 PR tree-optimization/40496
9662 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9663 the PHI result with a compatible type.
9665 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9669 * c.opt (Wunused-result): New.
9670 * doc/invoke.texi: Document it.
9671 * c-common.c (c_warn_unused_result): Use it.
9673 2009-07-09 DJ Delorie <dj@redhat.com>
9675 * targhooks.c (default_target_can_inline_p): Rename from
9676 default_target_option_can_inline_p.
9677 * targhooks.h (default_target_can_inline_p): Likewise.
9678 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9679 TARGET_OPTION_CAN_INLINE_P.
9680 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9681 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9682 (mep_target_can_inline_p): Rename from
9683 mep_target_option_can_inline_p.
9686 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9687 registers used to pass vectors.
9689 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9691 2009-07-09 Tom Tromey <tromey@redhat.com>
9693 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9694 * config/mmix/mmix.c: Include dwarf2.h.
9695 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9696 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9697 * config/sh/sh.c: Include dwarf2.h.
9698 * config/i386/i386.c: Include dwarf2.h.
9699 * Makefile.in (DWARF2_H): Remove 'elf'.
9700 * except.c: Include dwarf2.h.
9701 * unwind-dw2.c: Include dwarf2.h.
9702 * dwarf2out.c: Include dwarf2.h.
9703 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
9704 * unwind-dw2-fde.c: Include dwarf2.h.
9705 * dwarf2asm.c: Include dwarf2.h.
9707 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9709 * haifa-sched.c (insn_finishes_cycle_p): New static function.
9710 (max_issue): Use it.
9711 * sched-int.h (struct sched_info: insn_finishes_block_p): New
9713 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
9714 (region_sched_info): Update.
9715 * sched-ebb.c (ebb_sched_info): Update.
9716 * modulo-sched.c (sms_sched_info): Update.
9717 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
9719 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9721 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
9723 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
9725 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
9727 2009-07-09 Jakub Jelinek <jakub@redhat.com>
9730 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
9731 arg1 with arg01 if arg1 is already INTEGER_CST.
9733 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9735 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
9736 Transform (and (truncate)) into (truncate (and)).
9738 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9740 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
9741 creating LHS paradoxical subregs. Fix surrounding returns to
9742 use NULL_RTX rather than 0.
9744 2009-07-08 DJ Delorie <dj@redhat.com>
9746 * config/mep/mep.c: (mep_option_can_inline_p): New.
9747 (TARGET_OPTION_CAN_INLINE_P): Define.
9749 2009-07-08 Mark Wielaard <mjw@redhat.com>
9752 * dwarf2out.c (add_data_member_location_attribute): When we have
9753 only a constant offset don't emit a new location description using
9754 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
9757 2009-07-08 Richard Henderson <rth@redhat.com>
9760 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
9761 (enum reg_class): Add CLOBBERED_REGS.
9762 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
9763 * config/i386/i386.c (ix86_conditional_register_usage): Moved
9764 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
9765 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
9766 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
9767 force 64-bit sibcalls into R11.
9768 * config/i386/constraints.md (U): New constraint.
9769 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
9770 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
9771 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
9773 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
9775 * basic-block.h (dump_regset, debug_regset): Remove duplicate
9777 * c-objc-common.h (c_initialize_diagnostics): Ditto.
9778 * ebitmap.h (dump_ebitmap): Ditto.
9779 * optabs.h (optab_libfunc): Ditto.
9780 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
9781 * tree-flow.h (vect_can_force_dr_alignment_p,
9782 get_vectype_for_scalar_type): Ditto.
9783 (vectorize_loops): Move prototype to ...
9784 * tree-vectorizer.h: ... here. Also, adjust comment.
9785 (vect_set_verbosity_level): Remove duplicate prototype.
9786 * tree-ssa-loop.c: Include tree-vectorizer.h.
9787 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
9789 2009-07-08 Nick Clifton <nickc@redhat.com>
9791 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
9794 2009-07-08 DJ Delorie <dj@redhat.com>
9796 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
9797 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
9798 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
9800 * config/mep/intrinsics.md: Regenerated.
9801 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
9802 registers when asm() or calls are detected.
9804 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9807 * gimplify.c (gimplify_expr): Propagate no_warning flag when
9809 * gimple (gimple_build_call_from_tree): Likewise.
9810 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
9811 no_warning flag before warning.
9813 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9815 * tree.c (set_expr_locus): Remove.
9816 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
9817 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9819 * gimplify.c (internal_get_tmp_var): Likewise.
9820 (gimplify_call_expr): Likewise.
9821 (gimplify_one_sizepos): Likewise.
9823 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9826 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9827 to variables for debugging purposes.
9829 2009-06-23 Mark Loeser <mark@halcy0n.com>
9832 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9834 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9836 * pretty-print.c (pp_base_format): Remove %J.
9837 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9838 gcc_cxxdiag_char_table): Likewise.
9839 (init_dynamic_diag_info): Likewise.
9841 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9843 * pretty-print.c (pp_base_format): Remove %H.
9844 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9845 gcc_cxxdiag_char_table): Likewise.
9846 (init_dynamic_diag_info): Likewise.
9847 * config/mep/mep.c (mep_select_section): Likewise.
9849 2009-07-07 Duncan Sands <baldrick@free.fr>
9851 * final.c (pass_clean_state): Give the pass a name.
9852 * passes.c (pass_rest_of_compilation): Likewise.
9853 * tree-optimize.c (pass_all_optimizations): Likewise.
9855 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9857 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9858 an extra 'decl' for error_at.
9860 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9863 * tree-tailcall.c (adjust_return_value_with_ops,
9864 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9865 if it has complex or vector type.
9867 2009-07-07 Olivier Hainque <hainque@adacore.com>
9869 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9872 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9874 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9876 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9878 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9879 * c-decl.c: Likewise.
9880 * function.c: Likewise.
9881 * varasm.c: Likewise.
9882 * tree-ssa.c: Likewise.
9883 * c-common.c: Likewise.
9884 * tree-cfg.c: Likewise.
9885 * config/spu/spu.c: Likewise.
9886 * config/ia64/ia64.c: Likewise.
9887 * config/v850/v850.c: Likewise.
9889 2009-07-06 DJ Delorie <dj@redhat.com>
9891 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9892 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9893 unspecified accesses to control registers.
9894 * config/mep/intrinsics.md: Regenerate.
9895 * config/mep/intrinsics.h: Regenerate.
9896 * config/mep/mep-intrin.h: Regenerate.
9898 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9900 * c-lex.c: Replace %H by an explicit location. Update all calls.
9901 * c-common.c: Likewise.
9902 * c-decl.c: Likewise.
9903 * c-typeck.c: Likewise.
9904 * fold-const.c: Likewise.
9905 * gimplify.c: Likewise.
9907 * tree-cfg.c: Likewise.
9908 * tree-ssa-loop-niter.c: Likewise.
9909 * tree-vrp.c: Likewise.
9910 * value-prof.c: Likewise.
9912 2009-07-06 Diego Novillo <dnovillo@google.com>
9914 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9915 if it has one. Handle cases where VAR does not have an
9916 annotation or cfun is NULL.
9918 2009-07-06 Diego Novillo <dnovillo@google.com>
9920 * tree.c: Include debug.h.
9921 (initialize_tree_contains_struct): New.
9922 (init_ttree): Call it.
9923 (tree_node_structure_for_code): Factor out of ...
9924 (tree_node_structure): ... here.
9925 * treestruct.def (TS_PHI_NODE): Remove.
9926 (TS_GIMPLE_STATEMENT): Remove.
9928 2009-07-06 Diego Novillo <dnovillo@google.com>
9930 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9931 (debug_tree_chain): Handle cycles.
9933 2009-07-06 Nick Clifton <nickc@redhat.com>
9934 DJ Delorie <dj@redhat.com>
9936 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9937 __FMOVD_ENABLED__ is defined.
9939 (TARGET_FMOVD): Provide a default definition.
9940 (MASK_FMOVD): Likewise.
9941 (TARGET_CPU_CPP_BUILTINS): Define
9942 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9943 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9944 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9945 (split for DF load from memory into register): Also handle
9946 MEMs which consist of REG+DISP addressing.
9947 (split for DF store from register to memory): Likewise.
9948 (movsf_ie): Always use single fp_mode.
9949 * config/sh/sh.c (sh_override_options): Do not automatically
9950 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9951 that to the -mfmovd command line switch.
9952 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9953 (fldi_ok): Always allow.
9954 * config/sh/sh.opt (mfmovd): Remove this switch.
9955 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9957 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
9958 Kaz Kojima <kkojima@gcc.gnu.org>
9960 PR rtl-optimization/30807
9961 * postreload.c (reload_combine): For every new use of REG_SUM,
9962 record the use of BASE.
9964 2009-07-06 Jan Hubicka <jh@suse.cz>
9966 * params.def: Revert my accidental commit at 2009-06-30.
9968 2009-07-04 Ian Lance Taylor <iant@google.com>
9971 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
9973 (mingw_format_attribute_overrides): Likewise.
9975 2009-07-04 Jakub Jelinek <jakub@redhat.com>
9978 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
9979 don't check cfa.reg. Instead of cfa.indirect use
9980 fde && fde->drap_reg != INVALID_REGNUM test.
9982 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
9984 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
9986 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
9989 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
9991 2009-07-03 Richard Guenther <rguenther@suse.de>
9993 PR tree-optimization/40640
9994 * tree-switch-conversion.c (build_arrays): Perform arithmetic
9997 2009-07-03 Jan Hubicka <jh@suse.cz>
9999 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10000 for size, reduce amount of inlining.
10002 2009-07-03 Richard Guenther <rguenther@suse.de>
10004 PR middle-end/34163
10005 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10006 if t +- x is known to not overflow and the conversion widens the
10008 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10010 2009-07-03 Jan Hubicka <jh@suse.cz>
10012 * ipa-pure-const.c (analyze): Update loop optimizer init.
10013 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10014 try_remove_empty_loop, remove_empty_loops): Remove.
10015 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10016 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10017 to mark regular loops as neccesary.
10018 (degenerate_phi_p): New function.
10019 (propagate_necessity, remove_dead_phis): Use it.
10020 (forward_edge_to_pdom): Likewise.
10021 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10022 virtual PHI nodes that became unreachable.
10023 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10024 * tree-flow.h (remove_empty_loops): Remove.
10025 * passes.c (init_optimization_passes): Remove.
10027 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10029 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10030 can_create_pseudo_p.
10031 (*fix_trunc<mode>_i387_1): Ditto.
10032 (*floathi<mode>2_1): Ditto.
10033 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10034 (*fistdi2_1): Ditto.
10035 (*fist<mode>2_1): Ditto.
10036 (frndintxf2_floor): Ditto.
10037 (*fist<mode>2_floor_1): Ditto.
10038 (frndintxf2_ceil): Ditto.
10039 (*fist<mode>2_ceil_1): Ditto.
10040 (frndintxf2_trunc): Ditto.
10041 (frndintxf2_mask_pm): Ditto.
10042 (fxam<mode>2_i387_with_temp): Ditto.
10043 * config/i386/sse.md (mulv16qi3): Ditto.
10044 (*sse2_mulv4si3): Ditto.
10046 (sse4_2_pcmpestr): Ditto.
10047 (sse4_2_pcmpistr): Ditto.
10049 2009-07-03 Jan Hubicka <jh@suse.cz>
10051 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10052 (mark_stmt_necessary): Set it.
10053 (mark_operand_necessary): Set it.
10054 (mark_control_dependent_edges_necessary): Set it.
10055 (mark_virtual_phi_result_for_renaming): New function.
10056 (get_live_post_dom): New function.
10057 (forward_edge_to_pdom): New function.
10058 (remove_dead_stmt): Fix handling of control dependences.
10059 (tree_dce_init): Init new bitmap.
10060 (tree_dce_done): Free it.
10062 2009-07-02 Richard Guenther <rguenther@suse.de>
10065 * tree-ssa-structalias.c (new_var_info): Initialize
10068 2009-07-02 Jan Hubicka <jh@suse.cz>
10070 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10073 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10075 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10076 instead of recomputing it. Adjust calls.
10077 (emit_store_flag): Adjust recursive calls.
10079 2009-07-02 Richard Guenther <rguenther@suse.de>
10081 * tree-ssa-live.c (remove_unused_locals): Do not remove
10083 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10084 of DECL_EXTERNAL for HEAP variables.
10085 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10086 HEAP variables. Do not adjust RESTRICT vars.
10087 (find_what_var_points_to): Nobody cares if something
10088 points to READONLY.
10090 2009-07-02 Ben Elliston <bje@au.ibm.com>
10092 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10093 pc_low and pc_high declarations to the top of the function.
10095 2009-07-01 DJ Delorie <dj@redhat.com>
10097 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10098 registers as fixed.
10099 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10100 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10101 unspecified accesses to control registers.
10102 * config/mep/intrinsics.md: Regenerate.
10103 * config/mep/intrinsics.h: Regenerate.
10104 * config/mep/mep-intrin.h: Regenerate.
10106 2009-07-01 Anthony Green <green@moxielogic.com>
10108 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10109 instruction when possible.
10110 (moxie_expand_prologue): Ditto. Also, save an instruction and
10111 some complexity by popping off of $r12 instead of $sp.
10112 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10115 2009-07-01 Richard Henderson <rth@redhat.com>
10118 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10119 contained no insns, reposition note before last insn.
10121 2009-07-01 Richard Henderson <rth@redhat.com>
10124 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10125 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10127 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10130 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10131 darwin9 for printing reg addresses with %y.
10133 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10135 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10136 truncation from operands in binary operations.
10138 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10141 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10142 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10143 subreg of op0 to the original op0.
10145 * expmed.c (store_bit_field_1): Use a temporary as the destination
10146 instead of a paradoxical subreg when we need to truncate the result.
10148 2009-07-01 DJ Delorie <dj@redhat.com>
10150 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10151 names to VLIW variants.
10152 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10153 * config/mep/intrinsics.md: Regenerate.
10154 * config/mep/intrinsics.h: Regenerate.
10155 * config/mep/mep-intrin.h: Regenerate.
10157 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10160 * jump.c (returnjump_p): Revert last patch.
10161 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10163 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10166 * pa.md (casesi32p): Use jump table label to determine the offset
10168 (casesi64p): Likewise.
10170 * pa.c (forward_branch_p): Return bool type. Use instruction
10171 addresses when available. Assert that INSN has a jump label.
10172 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10175 2009-07-01 Richard Guenther <rguenther@suse.de>
10177 PR tree-optimization/19831
10178 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10179 that only act as barriers do not make any previous stores necessary.
10180 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10181 HEAP variables global, do not add a constraint from nonlocal.
10182 (find_func_aliases): Handle escapes through return statements.
10183 (compute_points_to_sets): Make escaped HEAP variables global.
10185 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10188 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10189 after reducing a DImode cstore to SImode.
10191 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10193 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10194 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10196 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10198 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10199 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10201 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10202 and umod_optab if TARGET_BSD_DIVMOD.
10203 * config/vax/lib1funcs.asm: New file.
10204 * config/vax/t-linux: New file.
10205 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10207 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10210 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10211 to type arguments that have void type.
10214 * dwarf2out.c (gen_formal_parameter_die): Call
10215 equate_decl_number_to_die if node is different from origin.
10217 2009-06-30 Anthony Green <green@moxielogic.com>
10219 Clean up moxie port for --enable-build-with-cxx.
10220 * config/moxie/moxie.c (moxie_function_value): First two
10221 parameters are const_tree, not tree.
10222 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10223 (REG_CLASS_NAMES): Ditto.
10224 (REGNO_REG_CLASS): Ditto.
10225 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10226 (moxie_function_value): Fix constyness of arguments.
10228 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10230 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10231 finalize_size_functions before further processing.
10232 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10233 (variable_size): Call self_referential_size on size expressions
10234 that contain a PLACEHOLDER_EXPR.
10235 (size_functions): New static variable.
10236 (copy_self_referential_tree_r): New static function.
10237 (self_referential_size): Likewise.
10238 (finalize_size_functions): New global function.
10239 * tree.c: Include tree-inline.h.
10240 (push_without_duplicates): New static function.
10241 (find_placeholder_in_expr): New global function.
10242 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10244 <tcc_expression>: Likewise.
10245 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10246 the call in the expression.
10247 * tree.h (finalize_size_functions): Declare.
10248 (find_placeholder_in_expr): Likewise.
10249 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10250 (substitute_placeholder_in_expr): Update comment.
10251 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10253 (copy_tree_body_r): Likewise.
10254 (copy_tree_body): New static function.
10255 (maybe_inline_call_in_expr): New global function.
10256 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10257 (maybe_inline_call_in_expr): Declare.
10258 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10259 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10262 2009-06-30 Richard Guenther <rguenther@suse.de>
10264 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10266 (propagate_necessity): Do not mark reaching defs of stores
10269 2009-06-30 Jan Hubicka <jh@suse.cz>
10271 * cfgloopanal.c (check_irred): Move into ...
10272 (mark_irreducible_loops): ... here; return true if ireducible
10274 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10275 (analyze_function): Try to prove loop finiteness.
10276 * cfgloop.h (mark_irreducible_loops): Update prototype.
10277 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10279 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10281 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10283 2009-06-30 Ira Rosen <irar@il.ibm.com>
10285 PR tree-optimization/40542
10286 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10289 2009-06-30 Martin Jambor <mjambor@suse.cz>
10291 PR tree-optimization/40582
10292 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10293 than useless_type_conversion_p.
10294 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10297 2009-06-30 Martin Jambor <mjambor@suse.cz>
10299 PR middle-end/40554
10300 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10302 2009-06-30 Richard Guenther <rguenther@suse.de>
10304 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10305 use ao_ref references.
10306 (walk_aliased_vdefs): Likewise.
10307 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10308 * tree-ssa-dce.c (struct ref_data): Remove.
10309 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10310 (mark_aliased_reaching_defs_necessary): Adjust.
10311 (mark_all_reaching_defs_necessary_1): Likewise.
10313 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10316 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10317 (emit_store_flag_1): Extract from emit_store_flag, adjust
10318 calls to (what now is) emit_cstore.
10319 (emit_store_flag): Call emit_store_flag_1 and also use it
10320 for what used to be recursive calls.
10322 2009-06-30 Wei Guozhi <carrot@google.com>
10325 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10326 if the target bb post dominates from bb.
10327 * config/i386/i386.c (memory_address_length): Check existence of base
10328 register before using it.
10330 2009-06-30 Nick Clifton <nickc@redhat.com>
10331 DJ Delorie <dj@redhat.com>
10333 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10334 __FMOVD_ENABLED__ is defined.
10336 (TARGET_FMOVD): Provide a default definition.
10337 (MASK_FMOVD): Likewise.
10338 (TARGET_CPU_CPP_BUILTINS): Define
10339 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10340 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10341 two fmov instructions depending upon whether TARGET_FMOVD is
10343 (split for DF load from memory into register): Also handle
10344 MEMs which consist of REG+DISP addressing.
10345 (split for DF store from register to memory): Likewise.
10346 * config/sh/sh.opt (mfmovd): Remove this switch.
10347 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10348 * config/sh/sh.c (sh_override_options): Do not automatically
10349 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10350 that to the -mfmovd command line switch.
10352 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10354 (fldi_ok): Always allow.
10355 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10357 2009-06-29 DJ Delorie <dj@redhat.com>
10359 * doc/install.texi (mep-x-elf): Correct chip's full name.
10361 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10363 * doc/extend.texi: Fix typo.
10365 2009-06-29 Tom Tromey <tromey@redhat.com>
10367 * dwarf2.h: Remove.
10368 * Makefile.in (DWARF2_H): New variable.
10369 (except.o): Use it.
10370 (dwarf2out.o): Likewise.
10371 (dwarf2asm.o): Likewise.
10372 * config/i386/t-i386: Use DWARF2_H.
10373 * except.c: Include elf/dwarf2.h.
10374 * unwind-dw2.c: Include elf/dwarf2.h.
10375 * dwarf2out.c: Include elf/dwarf2.h.
10376 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10377 <dtprel>: New field.
10378 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10379 (size_of_loc_descr): Likewise.
10380 (output_loc_operands_raw): Likewise.
10381 (output_loc_operands): Handle new dtprel field.
10382 (loc_checksum): Update.
10383 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10384 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10385 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10386 * dwarf2asm.c: Include elf/dwarf2.h.
10387 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10388 * config/mmix/mmix.c: Include elf/dwarf2.h.
10389 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10390 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10391 * config/sh/sh.c: Include elf/dwarf2.h.
10392 * config/i386/i386.c: Include elf/dwarf2.h.
10394 2009-06-29 DJ Delorie <dj@redhat.com>
10396 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10398 * doc/extend.texi: Add MeP attributes and pragmas.
10399 * doc/invoke.text: Add MeP Options.
10400 * doc/contrib.texi: Add MeP contribution.
10401 * doc/md.texi: Add MeP constraints.
10402 * doc/install.texi: Add MeP target.
10404 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10406 * target.h (struct gcc_target): Add frame_pointer_required field.
10407 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10408 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10409 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10411 * reload1.c (update_eliminables): (Ditto.).
10412 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10413 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10414 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10416 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10418 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10419 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10420 (arm_frame_pointer_required): New function.
10422 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10423 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10424 (avr_frame_pointer_required_p): Declare as static.
10425 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10427 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10428 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10429 (bfin_frame_pointer_required): Make as static, change return type
10431 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10433 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10434 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10435 (cris_frame_pointer_required): New function.
10437 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10439 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10440 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10441 (fr30_frame_pointer_required): New function.
10443 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10444 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10445 (frv_frame_pointer_required): Make as static, change return type
10447 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10449 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10450 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10451 (ix86_frame_pointer_required): Make as static, change return type to
10453 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10455 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10456 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10458 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10460 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10462 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10464 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10465 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10466 (mips_frame_pointer_required): Make as static.
10467 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10469 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10470 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10471 (mmix_frame_pointer_required): Mew function.
10473 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10474 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10476 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10478 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10480 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10482 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10483 (CAN_ELIMINATE): Redefine.
10484 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10485 (sparc_frame_pointer_required): New function.
10486 (sparc_can_eliminate): New function.
10487 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10489 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10490 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10492 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10493 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10494 (xtensa_frame_pointer_required): Make as static, change return type
10496 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10499 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10501 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10502 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10503 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10504 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10505 (register_callback): Handle PLUGIN_START_UNIT.
10506 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10508 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10510 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10512 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10513 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10515 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10517 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10520 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10522 * doc/extend.texi (Additional Floating Types): __float128 is also
10523 supported on i386 targets.
10525 2009-06-29 Richard Guenther <rguenther@suse.de>
10527 PR middle-end/14187
10528 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10530 (pt_solutions_same_restrict_base): Declare.
10531 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10533 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10534 (make_constraint_from, make_copy_constraint): Move earlier.
10535 (make_constraint_from_heapvar): New function.
10536 (make_constraint_from_restrict): Likewise.
10537 (handle_lhs_call): Use it.
10538 (find_func_aliases): Use it to track conversions to restrict
10539 qualified pointers.
10540 (struct fieldoff): Add only_restrict_pointers flag.
10541 (push_fields_onto_fieldstack): Initialize it.
10542 (create_variable_info_for): Track global restrict qualified pointers.
10543 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10544 Track restrict qualified pointer arguments.
10545 (set_uids_in_ptset): Use varinfo is_global_var flag.
10546 (find_what_var_points_to): Set the vars_contains_restrict flag.
10547 Always create the points-to solution for sets including restrict tags.
10548 (pt_solutions_same_restrict_base): New function.
10549 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10550 qualified pointers use pt_solutions_same_restrict_base as
10551 additional source for disambiguation.
10553 2009-06-29 Richard Guenther <rguenther@suse.de>
10555 PR middle-end/38212
10556 * alias.c (find_base_decl): Remove.
10557 (get_deref_alias_set_1): Remove restrict handling.
10558 * c-common.c (c_apply_type_quals_to_decl): Do not set
10559 DECL_POINTER_ALIAS_SET.
10560 * gimplify.c (find_single_pointer_decl_1): Remove.
10561 (find_single_pointer_decl): Likewise.
10562 (internal_get_tmp_var): Remove restrict handling.
10563 (gimple_regimplify_operands): Likewise.
10564 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10565 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10566 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10567 * tree.c (restrict_base_for_decl): Remove.
10568 (init_ttree): Do not allocate it.
10569 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10570 LABEL_DECL_UID for label decls.
10571 (copy_node_stat): Do not copy restrict information.
10572 (decl_restrict_base_lookup): Remove.
10573 (decl_restrict_base_insert): Likewise.
10574 (print_restrict_base_statistics): Likewise.
10575 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10576 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10577 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10578 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10579 (LABEL_DECL_UID): Adjust.
10580 (DECL_BASED_ON_RESTRICT_P): Remove.
10581 (DECL_GET_RESTRICT_BASE): Likewise.
10582 (SET_DECL_RESTRICT_BASE): Likewise.
10583 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10585 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10586 instead of DECL_POINTER_ALIAS_SET.
10587 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10588 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10589 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10591 2009-06-29 Richard Guenther <rguenther@suse.de>
10593 PR tree-optimization/40579
10594 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10595 the IL to simplify has constants that overflowed.
10597 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10599 PR tree-optimization/40550
10600 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10601 vector_compute_type only when the size of vector_compute_type is
10602 less than the size of type.
10604 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10606 * fold-const.c (contains_label_1): Fix comments.
10607 (contains_label_p): Do not walk trees multiple time.
10609 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10611 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10612 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10613 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10614 ix86_fp_comparison_operator.
10615 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10616 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10617 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10618 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10619 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10620 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10621 (related splits): Change predicate to ix86_fp_comparison_operator.
10622 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10623 instead of ix86_fp_comparison_codes.
10624 (ix86_trivial_fp_comparison_operator,
10625 ix86_fp_comparison_operator): New.
10626 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10627 (ix86_expand_compare): Eliminate last two parameters.
10628 (ix86_fp_jump_nontrivial_p): Kill.
10629 * config/i386/i386.c (put_condition_code): Eliminate call to
10630 ix86_fp_comparison_codes and subsequent assertion.
10631 (ix86_fp_comparison_codes): Eliminate.
10632 (ix86_fp_swap_condition): New.
10633 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10634 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10635 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10636 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10637 and ix86_fp_swap_condition.
10638 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10639 Use ix86_fp_comparison_strategy.
10640 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10641 (ix86_fp_jump_nontrivial_p): Eliminate.
10642 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10643 call to ix86_expand_compare.
10644 (ix86_split_fp_branch, ix86_expand_setcc,
10645 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10646 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10648 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10650 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10651 related to jump_clobbers.
10652 * config/arm/arm.md (conds): Remove jump_clob case.
10653 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10654 splits): Change comparison_operator to arm_comparison_operator.
10655 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10658 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10660 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10661 condition for floating point modes.
10662 * expmed.c (emit_store_flag_1): Move here a bigger part
10663 of emit_store_flag.
10664 (emit_store_flag): Try swapping the condition for floating point
10666 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10668 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10670 * expr.c (expand_expr_real_1): Just use do_store_flag.
10671 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10672 emit_store_flag_force.
10673 * expmed.c (emit_store_flag_force): Copy here trick
10674 previously in expand_expr_real_1. Try reversing the comparison.
10675 (emit_store_flag_1): Work if target is NULL.
10676 (emit_store_flag): Work if target is NULL, using the result mode
10677 from the comparison. Use split_comparison, restructure final part
10678 to simplify conditionals.
10680 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10682 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10683 * dojump.c (do_jump): Change handling of floating-point
10684 ops to use just do_compare_and_jump.
10685 (split_comparison): New.
10686 (do_compare_rtx_and_jump): Add here logic coming previously
10687 in do_jump, using split_comparison.
10689 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10692 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10694 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10696 * tree-ssa-alias.c: Fix unintentional commit.
10698 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10700 * passes.c (execute_one_pass): Fix unintentional commit.
10702 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10704 * df-problems.c (df_set_seen, df_unset_seen): Delete.
10705 (df_rd_local_compute, df_md_local_compute): Inline them.
10707 (df_md_scratch): New.
10708 (df_md_alloc, df_md_free): Allocate/free it.
10709 (df_md_local_compute): Only include live registers in init.
10710 (df_md_transfer_function): Prune the in-set computed by
10711 the confluence function, and the gen-set too.
10713 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10715 PR rtl-optimization/26854
10716 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
10717 * df-problems.c (df_rd_add_problem): Fix comment.
10718 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
10719 df_md_simulate_artificial_defs_at_top,
10720 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
10721 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
10722 df_md_transfer_function, df_md_init, df_md_confluence_0,
10723 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
10724 problem_MD, df_md_add_problem): New.
10725 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
10726 df_md_get_bb_info): New.
10727 (DF_LAST_PROBLEM_PLUS1): Adjust.
10729 * Makefile.in (fwprop.o): Include domwalk.h.
10730 * fwprop.c: Include domwalk.h.
10731 (reg_defs, reg_defs_stack): New.
10732 (bitmap_only_bit_between): Remove.
10733 (process_defs): New.
10734 (process_uses): Use reg_defs and local_md instead of
10735 bitmap_only_bit_between and local_rd.
10736 (single_def_use_enter_block): New, from build_single_def_use_links.
10737 (single_def_use_leave_block): New.
10738 (build_single_def_use_links): Remove code moved to
10739 single_def_use_enter_block, invoke domwalk.
10740 (use_killed_between): Adjust comment.
10742 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10744 * bitmap.h (bitmap_ior_and_into): New.
10745 * bitmap.c (bitmap_ior_and_into): New.
10747 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10749 * domwalk.h (struct dom_walk_data): Remove all callbacks except
10750 before_dom_children_before_stmts and after_dom_children_after_stmts.
10751 Rename the two remaining callbacks to just before_dom_children and
10752 after_dom_children. Remove other GIMPLE statement walking bits.
10753 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
10754 * graphite.c: Do not include domwalk.h.
10755 * tree-into-ssa.c (interesting_blocks): New global.
10756 (struct mark_def_sites_global_data): Remove it and names_to_rename.
10757 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
10758 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
10759 now that they're not domwalk callbacks.
10760 (rewrite_initialize_block): Rename to...
10761 (rewrite_enter_block): ... this, place after called functions. Test
10762 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
10763 (rewrite_finalize_block): Rename to...
10764 (rewrite_leave_block): ... this, place after called functions.
10765 (rewrite_update_init_block): Rename to...
10766 (rewrite_update_enter_block): ... this, place after called functions.
10767 Test interesting_blocks, call rewrite_update_stmt and
10768 rewrite_update_phi_arguments.
10769 (rewrite_update_fini_block): Rename to...
10770 (rewrite_leave_block): ... this, place after called functions.
10771 (rewrite_blocks): Remove last argument, simplify initialization of
10773 (mark_def_sites_initialize_block): Rename to...
10774 (mark_def_sites_block): ... this, call mark_def_sites.
10775 (mark_def_sites_blocks): Remove argument, simplify initialization of
10777 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
10778 (update_ssa): Likewise.
10779 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
10781 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
10782 (dom_opt_initialize_block): Rename to...
10783 (dom_opt_enter_block): ... this, place after called functions. Walk
10784 statements here, inline propagate_to_outgoing_edges.
10785 (dom_opt_finalize_block): Rename to...
10786 (dom_opt_leave_block): ... this, place after called functions.
10787 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
10789 (dse_enter_block, dse_record_phi): New.
10790 (dse_record_phis): Delete.
10791 (dse_finalize_block): Rename to...
10792 (dse_leave_block): ... this.
10793 (tree_ssa_dse): Simplify initialization of walk_data.
10794 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
10795 Adjust initialization of walk_data.
10796 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
10797 * tree-ssa-loop-phiopt.c (get_non_trapping):
10798 Adjust initialization of walk_data.
10799 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
10800 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
10801 it's not a domwalk callback.
10802 (uncprop_initialize_block): Rename to...
10803 (dse_enter_block): ... this, call uncprop_into_successor_phis.
10804 (dse_finalize_block): Rename to...
10805 (dse_leave_block): ... this.
10806 (tree_ssa_uncprop): Simplify initialization of walk_data.
10807 * Makefile.in: Adjust dependencies.
10809 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
10811 * arm.md (casesi): Fix test for Thumb1.
10812 (thumb1_casesi_internal_pic): Likewise.
10813 (thumb1_casesi_dispatch): Likewise.
10815 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
10817 * config/arm/arm-cores.def: Added core cortex-m0.
10818 * config/arm/arm-tune.md: Regenerated.
10819 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10821 2009-06-26 DJ Delorie <dj@redhat.com>
10823 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10825 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10826 the scheduler doesn't tag jump insns.
10828 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10830 * c-decl.c (merge_decls): Re-indent.
10832 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10835 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10836 Special-case decimal float constants.
10838 2009-06-26 Richard Henderson <rth@redhat.com>
10840 * function.h (struct function): Add cannot_be_copied_reason,
10841 and cannot_be_copied_set.
10842 * tree-inline.c (has_label_address_in_static_1): Rename from
10843 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10844 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10845 don't set inline_forbidden_reason.
10846 (copy_forbidden): New function, split out of inline_forbidden_p.
10847 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10848 (inline_forbidden_p): Use copy_forbidden.
10849 (tree_versionable_function_p): Likewise.
10850 (inlinable_function_p): Merge into tree_inlinable_function_p.
10851 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10852 * ipa-cp.c (ipcp_versionable_function_p): New function.
10853 (ipcp_cloning_candidate_p): Use it.
10854 (ipcp_node_modifiable_p): Likewise.
10856 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10858 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10859 that is marked not to be inlined. Remove flag_mudflap use.
10860 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10861 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10863 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10866 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10867 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10869 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10871 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10873 (__mingwthr_remove_key_dtor): Likewise.
10875 2009-06-26 Richard Guenther <rguenther@suse.de>
10877 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10879 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10881 PR middle-end/40525
10882 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10883 try the non-cond_exec path also.
10885 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10888 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10889 (output_cbranch): Use new functions.
10890 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10893 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10894 Pat Haugen <pthaugen@us.ibm.com>
10895 Revital Eres <ERES@il.ibm.com>
10897 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10898 for %c error. Add %x support to print VSX registers as a unified
10899 register set, instead of separate float and altivec registers.
10900 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10901 %y case, and add support for VSX pre-modify addresses.
10902 (output_toc): Add assert for CONST containing an integer constant
10904 (rs6000_adjust_cost): Add POWER7 support.
10905 (insn_must_be_first_in_group): Ditto.
10906 (insn_must_be_last_in_group): Ditto.
10907 (rs6000_emit_popcount): Ditto.
10908 (rs6000_vector_mode_supported_p): Ditto.
10910 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10911 Change some of the functions called by macros to being called
10912 through a pointer, so debug functions can be inserted if
10913 -mdebug=addr or -mdebug=cost.
10914 (rs6000_preferred_reload_class_ptr): Ditto.
10915 (rs6000_secondary_reload_class_ptr): Ditto.
10916 (rs6000_secondary_memory_needed_ptr): Ditto.
10917 (rs6000_cannot_change_mode_class_ptr): Ditto.
10918 (rs6000_secondary_reload_inner): Ditto.
10919 (rs6000_legitimize_reload_address): Ditto.
10920 (rs6000_legitimize_reload_address_ptr): Ditto.
10921 (rs6000_mode_dependent_address): Ditto.
10922 (rs6000_mode_dependent_address_ptr): Ditto.
10924 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10925 function to return true if the mode allows reg + integer
10927 (virtual_stack_registers_memory_p): New function to return true if
10928 the address refers to a virtual stack register.
10929 (rs6000_legitimate_offset_address_p): Move code to say whether a
10930 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10932 (rs6000_legitimate_address_p): Add checks for modes that only can
10933 do reg+reg addressing. Start adding VSX support.
10934 (rs6000_legitimize_reload_address): Ditto.
10935 (rs6000_legitimize_address): Ditto.
10936 (rs6000_debug_legitimate_address_p): New debug functions for
10937 -mdebug=addr and -mdebug=cost.
10938 (rs6000_debug_rtx_costs): Ditto.
10939 (rs6000_debug_address_costs): Ditto.
10940 (rs6000_debug_adjust_cost): Ditto.
10941 (rs6000_debug_legitimize_address): Ditto.
10942 (rs6000_legitimize_reload_address_ptr): Point to call normal
10943 function or debug function. Make functions called via pointer
10945 (rs6000_mode_dependent_address_ptr): Ditto.
10946 (rs6000_secondary_reload_class_ptr): Ditto.
10947 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10948 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10949 into a friendlier error.
10950 (rs6000_init_builtins): Add initial VSX support.
10951 (rs6000_adjust_cost): Fix some spacing issues.
10953 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
10954 (REG_CLASS_NAMES): Ditto.
10955 (REG_CLASS_CONTENTS): Ditto.
10956 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
10957 pointer, to add -mdebug=addr support.
10958 (CANNOT_CHANGE_MODE_CLASS): Ditto.
10959 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
10960 -mdebug=addr support.
10961 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
10962 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
10963 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
10965 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
10967 (bswapsi*): Set attribute types for load/store. Add combiner
10968 patterns to eliminate zero extend on 64-bit.
10969 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
10970 stdbrx if the hardware supports those instructions.
10972 2009-06-25 Ian Lance Taylor <iant@google.com>
10974 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
10975 (Link Options): Document -static-libstdc++.
10977 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10980 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
10981 DATA_ALIGNMENT instead.
10983 2009-06-25 Richard Guenther <rguenther@suse.de>
10985 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
10986 indirect references against the callused/escaped solutions.
10987 (call_may_clobber_ref_p_1): Likewise.
10989 2009-06-25 Martin Jambor <mjambor@suse.cz>
10991 PR tree-optimization/40493
10992 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
10993 (enum unscalarized_data_handling): New type.
10994 (handle_unscalarized_data_in_subtree): Return what has been done.
10995 (load_assign_lhs_subreplacements): Handle left flushes differently.
10996 (sra_modify_assign): Use unscalarized_data_handling, simplified
10997 condition determining whether to remove the statement.
10999 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11001 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11002 excerpt - @ should be doubled for texinfo.
11004 2009-06-24 Ian Lance Taylor <iant@google.com>
11006 * config/arc/arc.c: Include "df.h".
11007 (arc_attribute_table): Make static. Move higher in file.
11008 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11009 (output_shift): Initialize n later to avoid warning.
11010 * config/arm/arm.c (arm_attribute_table): Make static. Move
11012 * config/avr/avr.c (avr_attribute_table): Make static. Move
11014 (reg_class_tab): Change array type from int to enum reg_class.
11015 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11017 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11018 (lshrhi3_out): Likewise.
11019 (class_likely_spilled_p): Change return type to bool.
11020 (avr_rtx_costs): Use local code variable with enum type.
11021 * config/avr/avr.md (movmemhi): Use add_reg_note.
11022 (andhi3, andsi3): Don't use AS2 with "and".
11023 (iorhi3, iorsi3): Don't use AS2 with "or".
11024 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11025 * config/crx/crx.c: Include "df.h".
11026 (crx_attribute_table): Make static.
11027 * config/m32r/m32r.c: Include "df.h".
11028 (m32r_attribute_table): Make static. Move higher in file.
11029 (pop): Use add_reg_note.
11030 (block_move_call): Change 0 to LCT_NORMAL in function call.
11031 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11032 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11033 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11034 declare, not just when TREE_CODE is defined.
11035 * config/m68hc11/m68hc11.c: Include "expr.h".
11036 (m68hc11_attribute_table): Make static. Move higher in file.
11037 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11039 (m68hc11_register_indirect_p): Likewise.
11040 (m68hc11_function_arg_padding): Change return type to enum
11042 (emit_move_after_reload): Use add_reg_note.
11043 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11044 (m68hc11_split_logical): Likewise.
11045 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11047 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11048 to VOIDmode in function call.
11049 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11051 (m68hc11_split_logical): Update declaration.
11052 (m68hc11_function_arg_padding): Update declaration.
11053 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11054 to array of enum reg_class.
11055 (mcore_attribute_table): Make static. Move higher in file.
11056 (mcore_rtx_costs): Add cast to enum type.
11057 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11058 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11059 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11061 * config/sh/predicates.md (trapping_target_operand): Rename and to
11063 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11065 * config/spu/spu.c (spu_attribute_table): Make static. Move
11067 * config/v850/v850.c (v850_attribute_table): Make static. Move
11069 (v850_rtx_costs): Use local code with enum type.
11070 (expand_epilogue): Add cast.
11071 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11073 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11076 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11077 -m2a-single-only and -m2a-nofpu.
11078 * config/sh/sh.opt: Document m2a generates FPU code.
11080 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11082 * defaults.h (CAN_ELIMINATE): Provide default.
11083 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11084 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11085 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11086 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11087 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11088 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11089 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11090 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11091 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11092 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11094 2009-06-24 DJ Delorie <dj@redhat.com>
11096 * mep-ext-cop.cpu: Fix copyright notice.
11097 * mep-default: Fix copyright notice.
11098 * mep-core: Fix copyright notice.
11099 * mep: Fix copyright notice.
11100 * mep-ivc2: Fix copyright notice.
11101 * mep-c5: Fix copyright notice.
11103 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11105 * doc/contrib.texi (Contributors):
11107 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11109 PR middle-end/40501
11110 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11111 src and dst operands if necessary.
11113 2009-06-23 DJ Delorie <dj@redhat.com>
11116 * config.gcc: Add mep support.
11117 * recog.c: Resurrect validate_replace_rtx_subexp().
11118 * recog.h: Likewise.
11119 * config/mep/: Add new port:
11120 * config/mep/constraints.md: New file.
11121 * config/mep/default.h: New file.
11122 * config/mep/intrinsics.h: New file.
11123 * config/mep/intrinsics.md: New file.
11124 * config/mep/ivc2-template.h: New file.
11125 * config/mep/mep-c5.cpu: New file.
11126 * config/mep/mep-core.cpu: New file.
11127 * config/mep/mep-default.cpu: New file.
11128 * config/mep/mep-ext-cop.cpu: New file.
11129 * config/mep/mep-intrin.h: New file.
11130 * config/mep/mep-ivc2.cpu: New file.
11131 * config/mep/mep-lib1.asm: New file.
11132 * config/mep/mep-lib2.c: New file.
11133 * config/mep/mep-pragma.c: New file.
11134 * config/mep/mep-protos.h: New file.
11135 * config/mep/mep-tramp.c: New file.
11136 * config/mep/mep.c: New file.
11137 * config/mep/mep.cpu: New file.
11138 * config/mep/mep.h: New file.
11139 * config/mep/mep.md: New file.
11140 * config/mep/mep.opt: New file.
11141 * config/mep/predicates.md: New file.
11142 * config/mep/t-mep: New file.
11144 2009-06-23 Ian Lance Taylor <iant@google.com>
11146 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11147 from loose_warn into c_loose_warn and from strict_warn into
11148 c_strict_warn. Set and substitute warn_cxxflags. Check for
11149 --enable-build-with-cxx. Set and substitute
11150 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11151 * Makefile.in (CXXFLAGS): New variable.
11152 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11153 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11154 the default is the same as $(STRICT_WARN).
11155 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11156 (CXX): New variable.
11157 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11158 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11159 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11160 (HOST_LIBS): New variable.
11161 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11162 (ALL_CXXFLAGS): New variable.
11163 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11164 * doc/install.texi (Configuration): Document
11165 --enable-build-with-cxx, --with-stage1-ldflags,
11166 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11167 * configure: Rebuild.
11169 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11171 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11172 from previous commit.
11174 2009-06-23 Ian Lance Taylor <iant@google.com>
11176 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11178 2009-06-23 Ian Lance Taylor <iant@google.com>
11180 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11181 with ATTRIBUTE_UNUSED.
11183 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11184 Pat Haugen <pthaugen@us.ibm.com>
11185 Revital Eres <eres@il.ibm.com>
11187 * config.in (HAVE_AS_POPCNTD): Add default definition.
11188 (HAVE_AS_LWSYNC): Ditto.
11190 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11192 (gcc_cv_as_powerpc_cmpb): Ditto.
11193 (gcc_cv_as_powerpc_dfp): Ditto.
11194 (gcc_cv_as_powerpc_vsx): Ditto.
11195 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11196 supporting the popcntd/lwsync instructions.
11197 (gcc_cv_as_powerpc_lwsync): Ditto.
11198 * configure: Regenerate.
11200 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11201 -mcpu=native and -mcpu=power7.
11202 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11204 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11205 a variable instead of a mask to reduce the number of mask bits.
11206 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11207 (-mbit-word): Ditto.
11208 (-mregnames): Ditto.
11209 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11210 (-mfused-madd): Ditto.
11212 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11214 (-mvsx): New switch for VSX instructions.
11215 (-misel): Move from a variable to a mask to allow it to be set by
11218 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11219 function declaration to an array declaration.
11220 (rs6000_hard_regno_nregs): New external array declaration.
11222 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11223 files included by rs6000.md.
11225 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11226 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11228 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11230 (rs6000_debug_reg): New -mdebug= variables.
11231 (rs6000_debug_addr): Ditto.
11232 (rs6000_debug_cost): Ditto.
11233 (rs6000_pmode): New variable to hold Pmode.
11234 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11235 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11236 calculated at compiler start.
11237 (rs6000_hard_regno_nregs): Change function to an array which holds
11238 HARD_REGNO_NREGS calculated at compiler start.
11239 (rs6000_explicit_options): Delete isel field.
11240 (rs6000_vector_unit): New array to hold which vector unit
11241 supports arithmetic options for a given type.
11242 (rs6000_vector_mem): New array to hold which vector unit supports
11243 memory reference operations for a given type.
11244 (rs6000_vector_align): New array to given the alignment of each
11246 (power7_cost): New basic costs for power7.
11247 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11248 (rs6000_hard_regno_nregs_internal): New function, moved from
11249 HARD_REGNO_NREGS, to calculate the number of registers each hard
11250 register takes for each type.
11251 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11252 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11253 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11254 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11255 unit information here so it is calculated once at compiler startup
11257 (rs6000_override_options): Make -misel a target mask. Add more
11258 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11259 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11261 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11262 (rs6000_handle_option): Move -misel from variable to target mask.
11263 (rs6000_builtin_mask_for_load): Add VSX support.
11264 (rs6000_conditional_register_usage): Ditto.
11265 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11266 (function_arg_boundary): Ditto.
11267 (rs6000_expand_builtin): Ditto.
11268 (def_builtin): Make abort message a little friendlier.
11269 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11271 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11272 assembler support the popcntd instruction instead of a vsx
11273 instruction to enable power7 support.
11274 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11275 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11276 option to the assembler if -mcpu=native.
11277 (ASM_CPU_NATIVE_SPEC): Ditto.
11278 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11280 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11281 the lwsync instruction.
11282 (enum processor_type): Add PROCESSOR_POWER7.
11283 (rs6000_debug_reg): New -mdebug= options.
11284 (rs6000_debug_addr): Ditto.
11285 (rs6000_debug_cost): Ditto.
11286 (rs6000_isel): Delete.
11287 (enum rs6000_vector): New enum to say what vector unit we have.
11288 (VECTOR_UNIT_*): New macros to say which vector unit has
11289 arithmetic operations for a given type.
11290 (VECTOR_MEM_*): New macros to say which vector unit has memory
11291 operations for a given type.
11292 (TARGET_LDBRX): Whether the machine supports the ldbrx
11294 (TARGET_ISEL): Delete, -misel moved to be a mask.
11295 (TARGET_ISEL64): New macro for 64-bit isel support.
11296 (UNITS_PER_VSX_WORD): New macro.
11297 (POINTER_SIZE): Move to be an external variable, rather than
11298 calculating whether we are generating 32 ot 64-bit code.
11300 (STACK_BOUNDARY): Add VSX support.
11301 (LOCAL_ALIGNMENT): Ditto.
11302 (SLOW_UNALIGNED_ACCESS): Ditto.
11303 (VSX_REGNO_P): New macro for VSX support.
11304 (VFLOAT_REGNO_P): Ditto.
11305 (VINT_REGNO_P): Ditto.
11306 (VLOGICAL_REGNO_P): Ditto.
11307 (VSX_VECTOR_MODE): Ditto.
11308 (VSX_SCALAR_MODE): Ditto.
11310 (VSX_MOVE_MODE): Ditto.
11311 (VSX_REG_CLASS_P): Ditto.
11312 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11314 (UNITS_PER_SIMD_WORD): Add VSX support.
11315 (MODES_TIEABLE_P): Ditto.
11316 (STARTING_FRAME_OFFSET): Ditto.
11317 (STACK_DYNAMIC_OFFSET): Ditto.
11318 (EPILOGUE_USES): Ditto.
11319 (REGNO_REG_CLASS): Move to array lookup.
11320 (CLASS_MAX_NREGS): Ditto.
11321 (rs6000_vector_reg_class): Add declaration.
11322 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11323 overlap with the floating point and Altivec registers.
11325 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11327 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11328 give the appropriate asm switches if -mcpu=native.
11329 (host_detect_local_cpu): Add support for "asm".
11330 (host_detect_local_cpu): Follow GNU code guidelines for name.
11332 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11333 -mbit-word to a variable instead of being a target mask.
11335 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11336 emit the lwsync instruction instead of emitting the instruction as
11337 an integer constant.
11339 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11340 fixuns_trundfsi2, move expander into rs6000.md.
11342 * config/rs6000/rs6000.md (cpu): Add power7.
11343 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11344 (logical predicate patterns): Change the single instruction
11345 primitives that set CR0 to be fast_compare instead of compare.
11347 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11348 (popcntddi2): Ditto.
11349 (popcount<mode>): Ditto.
11350 (floating multiply/add insns): Name the floating point
11351 multiply/add insns.
11352 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11353 (isel_unsigned_<mode>): Ditto.
11354 (fixuns_trundfsi2): Move expander here from spe.md.
11355 (smindi3): Define if we have -misel on 64-bit systems.
11360 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11362 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11364 * config/avr/avr.c (avr_current_device): New variable.
11365 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11366 (avr_arch, mcu_type_s): Move to avr.h.
11367 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11368 default_data_section_start fields.
11369 (avr_arch): Moved from avr.c.
11370 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11371 library_name fields.
11372 (avr_current_device, avr_mcu_types, avr_arch_types,
11373 avr_device_to_arch, avr_device_to_data_start,
11374 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11375 (EXTRA_SPEC_FUNCTIONS): Define.
11376 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11377 options mapping. Use device_to_arch and device_to_data_start insted.
11378 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11379 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11380 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11381 * config/avr/driver-avr.c: New file.
11382 * config/avr/avr-devices.c: New file.
11384 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11386 * var-tracking.c (unshare_variable): Force initialized to
11387 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11388 (set_variable_part): Likewise.
11389 (struct variable_union_info): Remove pos_src field.
11390 (vui_vec, vui_allocated): New variables.
11391 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11392 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11393 == 1 use a simpler sorting algorithm. Compute pos field right
11394 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11395 Avoid quadratic comparison if !flag_var_tracking_uninit.
11396 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11397 unshare_variable unconditionally.
11398 (dataflow_set_different_2): Removed.
11399 (dataflow_set_different): Don't traverse second hash table.
11400 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11401 unconditionally to var_reg_set or var_mem_set.
11402 (emit_notes_in_bb): Likewise.
11403 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11405 (emit_note_insn_var_location): Don't set initialized to
11406 VAR_INIT_STATUS_INITIALIZED early.
11407 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11409 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11411 * tree-object-size.c (addr_object_size): Instead of checking
11412 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11413 are no FIELD_DECLs following it.
11415 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11417 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11418 order to match bswaps with signed source operands.
11420 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11422 * sdbout.c (sdbout_one_type): Fix braces in switch.
11424 2009-06-23 Richard Guenther <rguenther@suse.de>
11426 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11428 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11429 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11430 var_callused, callused_tree, var_storedanything, storedanything_tree,
11431 var_integer, integer_tree): Remove global variables.
11432 (new_var_info): Do not pass new id, append the new var to the
11433 global variable vector.
11434 (do_ds_constraint): Use is_global_var member of the variable-info.
11435 (new_scalar_tmp_constraint_exp): Adjust.
11436 (create_function_info_for): Likewise.
11437 (create_variable_info_for): Likewise.
11438 (find_what_var_points_to): Remove dead code.
11439 (init_base_vars): Simplify.
11440 (compute_points_to_sets): Adjust.
11442 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11444 * combine.c (try_combine): Dump information about the insns we're
11447 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11449 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11450 check when calling force_to_mode on TRUNCATE's operand.
11452 2009-06-22 Ian Lance Taylor <iant@google.com>
11454 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11456 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11458 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11460 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11462 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11463 override library linkage flags such as -static-libgcc or
11466 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11468 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11470 2009-06-22 Ian Lance Taylor <iant@google.com>
11472 * config/linux.opt: Put mglibc ahead of muclibc.
11474 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11475 for duplicate decls.
11477 2009-06-22 Matthias Klose <doko@ubuntu.com>
11479 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11481 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11484 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11485 instead of NULL if a parser error occurs.
11487 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11489 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11490 non-DWARF2_DEBUGGING_INFO version.
11492 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11494 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11495 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11497 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11498 (LIBGCC2_TF_CEXT): Define.
11501 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11504 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11506 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11508 * config/arm/arm.c (arm_override_options): Disable
11509 -mcaller-super-interworking and -mcallee-super-interworking.
11510 * doc/invoke.texi (ARM Options): Document this.
11512 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11514 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11515 * config/arm/constraints.md (j): New constraint for movw operands.
11516 (N): Remove thumb2 meaning.
11517 * config/arm/arm.md (*arm_movw): Delete.
11518 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11519 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11520 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11522 2009-06-22 Martin Jambor <mjambor@suse.cz>
11524 PR tree-optimization/40492
11525 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11526 build_ref_for_offset.
11528 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11530 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11531 JUMP_TABLE_DATA_P predicates where applicable.
11532 * auto-inc-dec.c: Ditto.
11533 * builtins.c: Ditto.
11534 * caller-save.c: Ditto.
11536 * cfgcleanup.c: Ditto.
11537 * cfglayout.c: Ditto.
11539 * combine.c: Ditto.
11540 * combine-stack-adj.c: Ditto.
11544 * df-scan.c: Ditto.
11546 * dwarf2asm.c: Ditto.
11547 * dwarf2out.c: Ditto.
11548 * emit-rtl.c: Ditto.
11554 * function.c: Ditto.
11557 * genpreds.c: Ditto.
11558 * genrecog.c: Ditto.
11560 * ira-costs.c: Ditto.
11561 * ira-lives.c: Ditto.
11563 * loop-iv.c: Ditto.
11564 * lower-subreg.c: Ditto.
11565 * modulo-sched.c: Ditto.
11567 * postreload.c: Ditto.
11568 * print-rtl.c: Ditto.
11570 * reginfo.c: Ditto.
11571 * regmove.c: Ditto.
11572 * reload1.c: Ditto.
11575 * rtlanal.c: Ditto.
11577 * sched-vis.c: Ditto.
11579 * sel-sched-ir.c: Ditto.
11580 * simplify-rtx.c: Ditto.
11581 * targhooks.c: Ditto.
11582 * var-tracking.c: Ditto.
11583 * vmsdbgout.c: Ditto.
11585 2009-06-22 Matthias Klose <doko@ubuntu.com>
11587 * Makefile.in (install-plugin): Always use DESTDIR.
11589 2009-06-22 Olivier Hainque <hainque@adacore.com>
11591 * config/pa/pa.c (output_call): Don't optimize post call jumps
11592 into return address adjustments if the call may throw.
11594 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11596 * arm.c (thumb1_output_casesi): New function.
11597 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11598 optimizing for size or PIC.
11599 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11600 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11601 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11602 (thumb1_casesi_internal_pic): New expand rule.
11603 (thumb1_casesi_dispatch): New pattern.
11604 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11606 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11607 in the text seciton when PIC or optimizing for size.
11608 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11609 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11610 preservation properties of code.
11611 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11612 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11613 (__gnu_thumb1_case_si): New function.
11614 * t-arm (LIB1ASMSRC): Define here.
11615 (LIB1ASMFUNCS): Add some common functions.
11616 * t-arm-elf (LIB1ASMSRC): Delete.
11617 (LIB1ASMFUNCS): Append to existing set.
11618 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11619 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11620 * t-symbian (LIB1ASMFUNCS): Likewise.
11621 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11622 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11624 2009-06-21 Richard Guenther <rguenther@suse.de>
11626 PR tree-optimization/38729
11627 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11628 to loops with a single exit if -fno-expensive-optimizations.
11630 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11632 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11633 (dataflow_set): Change vars type from htab_t to shared_hash.
11634 (shared_hash_pool, empty_shared_hash): New variables.
11635 (vars_clear): Removed.
11636 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11637 shared_hash_find_slot_unshare, shared_hash_find_slot,
11638 shared_hash_find_slot_noinsert, shared_hash_find): New
11640 (shared_hash_unshare, shared_hash_destroy): New functions.
11641 (unshare_variable): Unshare set->vars if shared, use
11643 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11644 (get_init_value, find_src_set_src, dump_dataflow_set,
11645 clobber_variable_part, emit_notes_for_differences): Use
11647 (dataflow_set_init): Remove second argument, set vars to
11648 empty_shared_hash instead of creating a new htab.
11649 (dataflow_set_clear): Call shared_hash_destroy and set vars
11650 to empty_shared_hash instead of calling vars_clear.
11651 (dataflow_set_copy): Don't call vars_copy, instead just share
11652 the src htab with dst.
11653 (variable_union): Use shared_hash_*, use initially NO_INSERT
11654 lookup if set->vars is shared. Don't keep slot cleared before
11655 calling unshare_variable. Unshare set->vars if needed.
11656 Even ->refcount == 1 vars must be unshared if set->vars is shared
11657 and var needs to be modified.
11658 (variable_canonicalize): New function.
11659 (dataflow_set_union): If dst->vars is empty, just share src->vars
11660 with dst->vars and traverse with variable_canonicalize to canonicalize
11661 and unshare what is needed.
11662 (dataflow_set_different): If old_set and new_set use the same shared
11663 htab, they aren't different. If number of htab elements is different,
11664 htabs are different. Use shared_hash_*.
11665 (dataflow_set_destroy): Call shared_hash_destroy instead of
11667 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11668 second argument to dataflow_set_init.
11669 (vt_initialize): Likewise. Initialize shared_hash_pool and
11670 empty_shared_hash, move bb in/out initialization afterwards.
11671 Use variable_htab_free instead of NULL as changed_variables del hook.
11672 (variable_was_changed): Change type of second argument to pointer to
11673 dataflow_set. When inserting var into changed_variables, bump
11674 refcount. Unshare set->vars if set is shared htab and slot needs to
11676 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11677 lookup if set->vars is shared. Unshare set->vars if needed.
11678 Even ->refcount == 1 vars must be unshared if set->vars is shared
11679 and var needs to be modified. Adjust variable_was_changed caller.
11680 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11681 vars must be unshared if set->vars is shared and var needs to be
11682 modified. Adjust variable_was_changed caller.
11683 (emit_note_insn_var_location): Don't pool_free var.
11684 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11686 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11687 free_alloc_pool on shared_hash_pool.
11689 2009-06-20 Anthony Green <green@moxielogic.com>
11691 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11692 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11694 2009-06-20 Richard Guenther <rguenther@suse.de>
11696 * tree-ssa-structalias.c (find_func_aliases): For memset use
11697 a constraint from NULL if we memset to zero.
11698 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11699 we explicitly handle that do not read from memory.
11700 (call_may_clobber_ref_p_1): Properly handle builtins that may
11703 2009-06-20 Richard Guenther <rguenther@suse.de>
11705 PR tree-optimization/40495
11706 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
11707 (new_scalar_tmp_constraint_exp): New function.
11708 (process_constraint): Do not create temporary decls.
11709 (process_all_all_constraints): Likewise.
11710 (handle_const_call): Likewise.
11711 (create_function_info_for): Do not set decl.
11713 2009-06-19 Ian Lance Taylor <iant@google.com>
11715 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
11716 (rs6000_attribute_table): Make static; move before use.
11718 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
11720 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
11721 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
11722 Propagate the TREE_READONLY flag without overwriting it.
11723 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
11724 Propagate the TREE_READONLY flag onto the result.
11725 (process_call_operands): Move around. Use correct constant value.
11727 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11730 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
11731 * config/arm/arm.md: Likewise.
11733 2009-06-19 Ian Lance Taylor <iant@google.com>
11735 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
11736 to GIMPLE_ERROR_MARK.
11738 * c-typeck.c (build_conditional_expr): Add op1_original_type and
11739 op2_original_type parameters. Warn about using different enum types.
11740 * c-parser.c (c_parser_conditional_expression): Pass original
11741 types to build_conditional_expr.
11742 * c-tree.h (build_conditional_expr): Update declaration.
11744 2009-06-19 Ian Lance Taylor <iant@google.com>
11746 * config/i386/i386.c (ix86_function_specific_save): Test that
11747 fields match values, rather than testing the values are in a
11750 2009-06-19 Richard Guenther <rguenther@suse.de>
11752 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
11753 ADDR_EXPR pointers.
11754 (ptr_derefs_may_alias_p): Likewise.
11755 (ptr_deref_may_alias_ref_p_1): New function.
11756 (ptr_deref_may_alias_ref_p): Likewise.
11757 (ref_maybe_used_by_call_p_1): Handle builtins that are not
11758 covered by looking at the ESCAPED solution.
11759 (call_may_clobber_ref_p_1): Likewise.
11760 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
11761 Handle NULL_TREE offset. Do not produce redundant constraints.
11762 (process_all_all_constraints): New helper function.
11763 (do_structure_copy): Use it.
11764 (handle_lhs_call): Likewise.
11765 (find_func_aliases): Handle some builtins with pointer arguments
11766 and/or return values explicitly.
11768 2009-06-19 Ian Lance Taylor <iant@google.com>
11770 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
11772 2009-06-19 Ian Lance Taylor <iant@google.com>
11774 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
11776 2009-06-19 Ian Lance Taylor <iant@google.com>
11778 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
11779 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
11782 * c-decl.c (finish_decl): If -Wc++-compat, warn about
11783 uninitialized const.
11785 2009-06-19 Ian Lance Taylor <iant@google.com>
11787 * dse.c (struct store_info): Rename bitmap field to bmap. Change
11790 * c-decl.c (in_struct, struct_types): Remove.
11791 (struct c_binding): Add in_struct field.
11792 (c_binding_ptr): Define type, along with VEC.
11793 (struct c_struct_parse_info): Define.
11794 (struct_parse_info): New static variable.
11795 (bind): Initialize in_struct field.
11796 (start_struct): Remove enclosing_in_struct and
11797 enclosing_struct_types parameters. Add
11798 enclosing_struct_parse_info parameter. Change all callers. Set
11799 struct_parse_info rather than in_struct and struct_types.
11800 (grokfield): If -Wc++-compat and there is a symbol binding for the
11801 field name, set the in_struct flag and push it on the
11802 struct_parse_info->fields vector.
11803 (warn_cxx_compat_finish_struct): New static function.
11804 (finish_struct): Remove enclosing_in_struct and
11805 enclosing_struct_types parameters. Add
11806 enclosing_struct_parse_info parameter. Change all callers. Don't
11807 set C_TYPE_DEFINED_IN_STRUCT here. Call
11808 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
11809 parameter. Only push on struct_types if warn_cxx_compat.
11810 (finish_enum): Only push on struct_types if warn_cxx_compat.
11811 (declspecs_add_type): Add loc parameter. Change all callers.
11812 Change all error calls to error_at. Pass loc, not input_location,
11813 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
11814 defined in a struct. If -Wc++-compat and parsing a struct, record
11815 that a typedef name was used.
11816 * c-parser.c (c_parser_declspecs): Get location to pass to
11817 declspecs_add_type.
11818 (c_parser_struct_or_union_specifier): Update calls to start_struct
11820 * c-tree.h (struct c_struct_parse_info): Declare.
11821 (finish_struct, start_struct): Update declarations.
11822 (declspecs_add_type): Update declaration.
11824 2009-06-19 Ian Lance Taylor <iant@google.com>
11826 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11827 variable with an anonymous type.
11829 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11831 * see.c: Remove for real.
11833 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11835 * optabs.h (enum optab_index): Add new OTI_significand.
11836 (significand_optab): Define corresponding macro.
11837 * optabs.c (init_optabs): Initialize significand_optab.
11838 * genopinit.c (optabs): Implement significand_optab using
11839 significand?f2 patterns.
11840 * builtins.c (expand_builtin_mathfn): Handle
11841 BUILT_IN_SIGNIFICAND{,F,L}.
11842 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11843 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11845 * config/i386/i386.md (significandxf2, significand<mode>2): New
11846 expanders to implement significandf, significand and significandl
11847 built-ins as inline x87 intrinsics.
11849 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11851 * config/avr/avr.c (avr_override_options): Remove setting value of
11852 PARAM_INLINE_CALL_COST.
11854 2009-06-18 Richard Henderson <rth@redhat.com>
11857 * tree-pass.h (TDF_ASMNAME): New.
11858 * tree-dump.c (dump_options): Add asmname.
11859 * doc/invoke.texi: Document it.
11861 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11862 (dump_decl_name): ...here.
11863 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11864 (dump_generic_node): Update dump_function_name calls.
11865 (print_call_name): New flags arg; update all dump calls.
11866 * diagnostic.h (print_call_name): Update.
11867 * gimple-pretty-print.c (dump_gimple_call): Update.
11869 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11872 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11874 2009-06-18 Diego Novillo <dnovillo@google.com>
11876 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11877 * plugin.c (str_license): Declare.
11878 (try_init_one_plugin): Assert that the symbol
11879 'plugin_is_GPL_compatible' exists.
11881 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11884 * Makefile.in (OBJS-common): Remove see.o.
11886 * common.opt (fsee): Mark as preserved for backward compatibility.
11887 * opts.c (common_handle_option): Add OPT_fsee to the backward
11888 compatibility section.
11889 * passes.c (init_optimization_passes, pass_see): Remove pass.
11890 * timevar.def (TV_SEE): Remove.
11891 * tree-pass.h (pass_see): Remove declaration.
11892 * doc/invoke.texi (-fsee): Remove documentation.
11894 2009-06-18 Martin Jambor <mjambor@suse.cz>
11896 * tree-sra.c: Include statistics.h
11897 (sra_stats): New variable.
11898 (sra_initialize): Clear sra_stats.
11899 (create_access_replacement): Increment sra_stats.replacements.
11900 (get_access_replacement): Do not return twice.
11901 (analyze_all_variable_accesses): Increment statistics counter by the
11902 number of scalarized aggregates.
11903 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11904 (sra_modify_expr): Increment sra_stats.exprs.
11905 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11906 (sra_modify_assign): Increment sra_stats.exprs,
11907 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11908 (perform_intra_sra): Update statistics counters.
11909 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11911 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11913 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11914 (arm_scalar_mode_supported_p): New function.
11916 2009-06-18 Paul Brook <paul@codesourcery.com>
11917 Sandra Loosemore <sandra@codesourcery.com>
11919 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11920 (__extendhfsf2, __truncsfhf2): Define.
11921 * config/arm/fp16.c: New file.
11922 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11923 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11925 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11927 * doc/extend.texi (Half-Precision): New section.
11928 * doc/invoke.texi (Option Summary): List -mfp16-format.
11929 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11930 * config/arm/arm.opt (mfp16-format=): New.
11931 * config/arm/arm.c: Include intl.h.
11932 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11933 (TARGET_INVALID_RETURN_TYPE): Redefine.
11934 (TARGET_PROMOTED_TYPE): Redefine.
11935 (TARGET_CONVERT_TO_TYPE): Redefine.
11936 (arm_fp16_format): Define.
11937 (all_fpus): Add entry for neon-fp16.
11938 (fp_model_for_fpu): Likewise.
11939 (struct fp16_format): Declare.
11940 (all_fp16_formats): Define.
11941 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11943 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11945 (arm_legitimate_index_p): Treat HFmode like HImode.
11946 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11947 (coproc_secondary_reload_class): Special-case HFmode.
11948 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11949 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11950 (arm_init_fp16_builtins): New.
11951 (arm_init_builtins): Call it.
11952 (arm_invalid_parameter_type): New.
11953 (arm_invalid_return_type): New.
11954 (arm_promoted_type): New.
11955 (arm_convert_to_type).
11956 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
11958 (arm_emit_fp16_const): New function.
11959 (arm_mangle_type): Mangle __fp16 as "Dh".
11960 * config/arm/arm.h (TARGET_VFPD32): Make it know about
11962 (TARGET_NEON_FP16): New.
11963 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
11964 (enum fputype): Add FPUTYPE_NEON_FP16.
11965 (enum arm_fp16_format_type): Declare.
11966 (arm_fp16_format): Declare.
11967 (LARGEST_EXPONENT_IS_NORMAL): Define.
11968 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
11969 * config/arm/arm-modes.def (HFmode): Define.
11970 * config/arm/vfp.md: (*movhf_vfp): New.
11971 (extendhfsf2): New.
11973 * config/arm/arm.md: (fpu): Add neon_fp16.
11974 (floatsihf2, floatdihf2): New.
11975 (fix_trunchfsi2, fix_trunchfdi2): New.
11977 (extendhfdf2): New.
11979 (*arm32_movhf): New.
11980 (*thumb1_movhf): New.
11981 (consttable_2): Add check for HFmode constants.
11982 (consttable_4): Handle HFmode constants.
11984 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
11986 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
11988 2009-06-17 Olivier Hainque <hainque@adacore.com>
11990 * collect2.c (main): Use CONST_CAST2 to perform char ** to
11991 const char ** conversion in AIX specific section.
11993 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
11995 * config/i386/i386.c (ix86_special_builtin_type): Remove
11996 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
11997 (bdesc_special_args): Updated.
11998 (ix86_init_mmx_sse_builtins): Likewise.
11999 (ix86_expand_special_args_builtin): Likewise.
12001 2009-06-17 Richard Henderson <rth@redhat.com>
12003 * tree-pretty-print.c (maybe_dump_asm_name): New.
12004 (dump_decl_name): Use it.
12005 (PRINT_FUNCTION_NAME): Merge into...
12006 (dump_function_name): ... here. Use maybe_dump_asm_name.
12008 2009-06-17 Cary Coutant <ccoutant@google.com>
12010 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12012 * debug.c (struct gcc_debug_hooks): Change placeholder for
12014 (debug_nothing_int_charstar_int): Replaced by...
12015 (debug_nothing_int_charstar_int_bool): ...this.
12016 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12017 source_line prototype.
12018 (debug_nothing_int_charstar_int): Replaced by...
12019 (debug_nothing_int_charstar_int_bool): ...this.
12020 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12021 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12022 Output is_stmt operand when necessary.
12023 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12024 (notice_source_line): Add is_stmt parameter.
12025 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12026 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12028 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12029 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12031 2009-06-17 Ian Lance Taylor <iant@google.com>
12033 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12035 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12038 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12040 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12041 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12042 tree_strip_sign_nop_conversions and
12043 tree_ssa_strip_useless_type_conversions rather than stripping
12044 the operations here.
12045 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12047 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12048 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12049 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12050 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12053 2009-06-17 Michael Eager <eager@eagercon.com>
12055 * config/rs6000/constraints.md (register_constraint "d"): New.
12056 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12057 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12058 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12059 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12060 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12061 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12062 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12063 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12064 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12065 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12067 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12068 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12069 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12070 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12071 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12072 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12073 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12074 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12075 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12076 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12077 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12078 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12079 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12080 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12082 2009-06-16 Ian Lance Taylor <iant@google.com>
12084 * profile.c (total_num_never_executed): Don't define.
12085 (compute_branch_probabilities): Don't count or print
12086 num_never_executed.
12087 (init_branch_prob): Don't set total_num_never_executed.
12088 (end_branch_prob): Don't print total_num_never_executed.
12090 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12092 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12094 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12096 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12097 (nabstd2_fpr): Same.
12099 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12101 * expr.c (expand_assignment): Change complex type check.
12103 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12105 * doc/plugins.texi (Building GCC plugins): Added new section.
12107 2009-06-17 Ian Lance Taylor <iant@google.com>
12109 * c-pch.c (get_ident): Don't set size of templ array.
12110 (pch_init): Don't set size of partial_pch array.
12112 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12113 string constant to intialize an array whose size is the length of
12116 2009-06-17 Richard Guenther <rguenther@suse.de>
12118 PR tree-optimization/40389
12119 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12120 to addressable types.
12121 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12123 2009-06-17 Richard Guenther <rguenther@suse.de>
12125 PR middle-end/40460
12126 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12127 if there is no evolution of left in the loop bail out.
12128 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12129 chrec_fold_multiply.
12131 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12132 Janis Johnson <janis187@us.ibm.com>
12135 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12136 for the symbol ref of a constant that is the source of a move
12137 - nor for any other not-obvious-label-ref constants.
12139 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12141 * plugin.c (position_pass): Skip newly inserted pass during list
12142 traversal to avoid repeated insertion.
12144 2009-06-16 Ian Lance Taylor <iant@google.com>
12146 * vec.h (VEC_stack_alloc): Define different version if
12147 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12148 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12149 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12150 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12152 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12154 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12156 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12157 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12158 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12159 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12160 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12161 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12162 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12163 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12164 __builtin_ia32_rdtscp.
12165 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12166 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12167 and __builtin_ia32_rorhi.
12168 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12169 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12170 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12171 (ix86_expand_args_builtin): Likewise.
12172 (ix86_expand_special_args_builtin): Likewise.
12174 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12175 (UNSPECV_RDTSC): Likewise.
12176 (UNSPECV_RDPMC): Likewise.
12177 (*bsr): Renamed to ...
12179 (*bsr_rex64): Renamed to ...
12182 (*rdpmc): Likewise.
12183 (*rdpmc_rex64): Likewise.
12185 (*rdtsc): Likewise.
12186 (*rdtsc_rex64): Likewise.
12187 (rdtscp): Likewise.
12188 (*rdtscp): Likewise.
12189 (*rdtscp_rex64): Likewise.
12191 * config/i386/ia32intrin.h: New.
12193 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12195 2009-06-16 Ian Lance Taylor <iant@google.com>
12197 * ira-build.c (copy_info_to_removed_store_destinations):
12198 Initialize parent_a.
12200 2009-06-16 Ian Lance Taylor <iant@google.com>
12202 * c-decl.c (grokdeclarator): Change size_varies to bool.
12204 2009-06-16 Ian Lance Taylor <iant@google.com>
12206 * sel-sched.c: Make forward declarations of move_op_hooks and
12207 fur_hooks explicitly extern.
12209 2009-06-16 Ian Lance Taylor <iant@google.com>
12211 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12212 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12214 2009-06-16 Ian Lance Taylor <iant@google.com>
12216 * resource.c (mark_referenced_resources): Change
12217 include_delayed_effects parameter to bool. Change all callers.
12218 (mark_end_of_function_resources): Likewise.
12219 * reorg.c (insn_references_resource_p): Likewise.
12220 (insn_sets_resource_p): Likewise.
12221 * resource.h (mark_referenced_resources): Update declaration.
12222 (mark_end_of_function_resources): Update declaration.
12224 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12226 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12228 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12230 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12231 GCC can bootstrap on AIX with GNU Binutils 2.20.
12233 2009-06-16 Ian Lance Taylor <iant@google.com>
12235 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12237 2009-06-16 Ian Lance Taylor <iant@google.com>
12239 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12240 inline, not extern inline.
12241 (exact_log2): Likewise.
12242 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12244 (exact_log2): Likewise, but don't test CTZ_HWI.
12246 2009-06-16 Ian Lance Taylor <iant@google.com>
12248 * bitmap.c (bitmap_clear): Don't declare as inline.
12249 * gimple.c (gimplify_assign): Likewise.
12250 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12251 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12252 (sched_scan_info): Remove duplicate definition.
12254 2009-06-16 Ian Lance Taylor <iant@google.com>
12256 * c-common.c (skip_evaluation): Don't define.
12257 (c_inhibit_evaluation_warnings): Define global variable.
12258 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12259 than skip_evaluation.
12260 (convert_and_check, warn_for_div_by_zero): Likewise.
12261 * c-common.h (skip_evaluation): Don't declare.
12262 (c_inhibit_evaluation_warnings): Declare.
12263 * c-parser.c (c_parser_typeof_specifier): Set
12264 c_inhibit_evaluation_warnings rather than skip_evaluation.
12265 (c_parser_conditional_expression): Likewise.
12266 (c_parser_binary_expression): Likewise.
12267 (c_parser_sizeof_expression): Likewise.
12268 (c_parser_alignof_expression): Likewise.
12269 * c-typeck.c (build_indirect_ref): Check
12270 c_inhibit_evaluation_warnings rather than skip_evaluation.
12271 (build_conditional_expr, build_binary_op): Likewise.
12273 2009-06-16 Richard Guenther <rguenther@suse.de>
12275 * tree-ssa-alias.c (is_escape_site): Remove.
12276 * tree-ssa-alias.h (enum escape_type): Remove.
12277 (is_escape_site): Likewise.
12278 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12279 via casts and asms without deferring to is_escape_site.
12281 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12283 PR middle-end/40446
12284 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12285 use gen_lowpart if op0 has complex mode.
12287 2009-06-16 Richard Guenther <rguenther@suse.de>
12289 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12290 variables add them to ESCAPED.
12291 (find_func_aliases): Do not make all indirectly stored values escaped.
12293 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12295 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12296 make_decl_one_only.
12298 2009-06-16 Martin Jambor <mjambor@suse.cz>
12300 PR tree-optimization/40432
12301 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12302 check whether we need to force gimple register operand.
12304 2009-06-16 Martin Jambor <mjambor@suse.cz>
12306 PR tree-optimization/40413
12307 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12308 build_ref_for_offset.
12309 (propagate_subacesses_accross_link): Fix a typo in a comment.
12311 2009-06-16 Ira Rosen <irar@il.ibm.com>
12313 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12314 with additional parameter.
12315 * tree-vectorizer.h (enum vect_def_type): Add new value
12317 (enum vect_relevant): Add comments.
12318 (vect_is_simple_reduction): Add new argument.
12319 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12320 Detect nested cycles.
12321 (vect_is_simple_reduction): Update documentation, add an argument to
12322 distinguish inner-loop reduction from nested cycle, detect nested
12323 cycles, fix printings and indentation, don't swap operands in case
12325 (get_initial_def_for_reduction): Handle subtraction.
12326 (vect_create_epilog_for_reduction): Add new argument to specify
12327 reduction variable.
12328 (vect_finalize_reduction): Handle subtraction, fix comments.
12329 (vectorizable_reduction): Handle nested cycles. In case of nested
12330 cycle keep track of the reduction variable position. Call
12331 vect_is_simple_reduction with additional parameter. Use original
12332 statement code in reduction epilogue for nested cycle. Call
12333 vect_create_epilog_for_reduction with additional parameter.
12334 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12335 inner-loop vectorization.
12336 (vect_recog_widen_sum_pattern): Likewise.
12337 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12339 (vect_mark_stmts_to_be_vectorized): Likewise.
12340 (vect_get_vec_def_for_operand): Handle nested cycles.
12342 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12344 * doc/invoke.texi (Debugging Options): Fix option index entries
12345 for -fdump-statistics, -frandom-seed add entries for
12346 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12347 (FRV Options): Fix entries for -mTLS, -mtls.
12348 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12349 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12350 (M68hc1x Options): Fix @itemx for -mnominmax.
12351 (MCore Options): Fix entry for -mno-lsim.
12352 (MMIX Options): Fix entry for -mabi=mmixware.
12353 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12355 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12357 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12358 Mention the plugin mode of gengtype.
12359 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12360 * gengtype.c: Updated copyright.
12361 (plugin_files, nb_plugin_files) Added new static variables.
12362 (measure_input_list) Care about plugin_files.
12363 (write_rtx_next): Added early return in plugin mode.
12364 (create_file): Updated copyright year in generated file. Added
12366 (oprintf): Added early return if NULL outf.
12367 (get_output_file_with_visibility): Care of plugin_files.
12368 (get_output_file_name): May return null.
12369 (write_local): Added early return.
12370 (put_mangled_filename): Ditto.
12371 (finish_root_table): Added check for base_files.
12372 (write_roots): Care about null when plugins.
12373 (main): Added plugin mode.
12375 2009-06-15 Ian Lance Taylor <iant@google.com>
12377 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12378 * gcov.c (read_count_file): Add braces around variables declared
12381 * c.opt (Wjump-misses-init): New warning.
12382 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12383 -Wall and -Wc++-compat if not already set.
12384 (c_common_post_options): Clear warn_jump_misses_init if it was not
12386 * c-decl.c (struct c_binding): Change type field to a union with
12387 new label field. Make it the first field in the struct. Update
12388 references to type to use u.type instead.
12389 (struct c_spot_bindings): Define.
12390 (struct c_goto_bindings): Define.
12391 (c_goto_bindings_p): Define, along with VECs.
12392 (struct c_label_vars): Define.
12393 (struct c_scope): Add has_label_bindings field.
12394 (bind_label, set_spot_bindings): New static functions.
12395 (decl_jump_unsafe, update_spot_bindings): New static functions.
12396 (update_label_decls): New static function.
12397 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12398 Update binding u.label field to shadowed field.
12399 (c_binding_start_stmt_expr): New function.
12400 (c_binding_end_stmt_expr): New function.
12401 (pushdecl): Don't call c_begin_vm_scope.
12402 (make_label): Add defining and p_label_vars parameters. Change
12404 (lookup_label): Correct test for whether a label has not yet been
12405 defined. Call bind_label rather than bind.
12406 (warn_about_goto): New static function.
12407 (lookup_label_for_goto): New function.
12408 (declare_label): Call bind_label rather than bind.
12409 (check_earlier_gotos): New static function.
12410 (define_label): Don't give errors about jumping into statement
12411 expressions or scopes of variably modified types. Call
12412 set_spot_bindings and check_earlier_gotos. Call bind_label
12413 instead of bind. Don't set label_context_stack_se or
12414 label_context_stack_vm.
12415 (c_get_switch_bindings): New function.
12416 (c_release_switch_bindings): New function.
12417 (c_check_switch_jump_warnings): New function.
12418 (start_function): Don't set label_context_stack_se or
12419 label_context_stack_vm.
12420 (finish_function): Likewise.
12421 * c-typeck.c (label_context_stack_se): Don't define.
12422 (label_context_stack_vm): Don't define.
12423 (c_finish_goto_label): Call lookup_label_for_goto rather than
12424 lookup_label. Don't give errors about jumping into a statement
12425 expression or the scope of a variably modified type. Don't set
12426 label_context_stack_se or label_context_stack_vm.
12427 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12428 fields. Add bindings field.
12429 (c_start_case): Don't set deleted fields. Set bindings field.
12430 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12431 or blocked_vm. Call c_check_switch_jump_warnings.
12432 (c_finish_case): Don't test blocked_stmt_expr field. Call
12433 c_release_switch_bindings.
12434 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12435 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12436 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12437 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12438 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12439 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12440 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12441 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12442 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12443 (C_DECL_UNJUMPABLE_VM): Don't define.
12444 (C_DECL_UNDEFINABLE_VM): Don't define.
12445 (struct c_label_list): Don't define.
12446 (struct c_label_context_se): Don't define.
12447 (struct c_label_context_vm): Don't define.
12448 (struct c_spot_bindings): Declare.
12449 (c_bindings_start_stmt_expr): Declare.
12450 (c_bindings_end_stmt_expr): Declare.
12451 (lookup_label_for_goto): Declare.
12452 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12453 (c_check_switch_jump_warnings): Declare.
12454 (label_context_stack_se, label_context_stack_vm): Don't declare.
12455 (c_finish_goto_label): Update declaration.
12456 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12457 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12458 (Warning Options): Document -Wjump-misses-init.
12460 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12462 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12465 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12467 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12469 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12471 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12473 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12475 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12477 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12479 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12480 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12481 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12482 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12483 * dwarf2asm.c (dw2_force_const_mem): Update call to
12484 make_decl_one_only.
12485 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12486 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12487 * langhooks.c (lhd_comdat_group): Remove.
12488 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12489 * tree.h (DECL_COMDAT_GROUP): New.
12490 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12491 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12492 (make_decl_one_only): Change signature.
12493 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12494 make_decl_one_only.
12495 (make_decl_one_only): Change signature.
12496 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12498 2009-06-15 Richard Guenther <rguenther@suse.de>
12500 PR middle-end/40439
12501 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12503 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12505 * tree-ssa-math-opts.c: Remove extra divide.
12507 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12509 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12511 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12513 * passes.c: Add bswap pass.
12514 * tree-pass.h: Add pass_optimize_bswap declaration.
12515 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12516 Include rtl.h, expr.h and optabs.h for optab_handler check.
12517 (struct symbolic_number, pass_optimize_bswap): New definition.
12518 (do_shift_rotate, verify_symbolic_number_p): New functions.
12519 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12520 (gate_optimize_bswap): New function.
12521 * tree.c (widest_int_cst_value): New function.
12522 * tree.h (widest_int_cst_value): Prototype added.
12524 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12526 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12527 REG_EQUAL/REG_EQUIV notes.
12529 2009-06-14 Richard Guenther <rguenther@suse.de>
12531 PR middle-end/40389
12532 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12533 has its address taken if NRV was applied and it is addressable.
12534 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12535 function split out from ...
12536 (get_constraint_for_1): ... here.
12537 (handle_rhs_call): Use it to mark the return slot escaped if
12538 it is addressable and NRV was applied.
12540 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12542 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12543 Change first argument type to location_t.
12544 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12545 Do not set input_location.
12546 Use loc instead of input_location throughout.
12548 2009-06-13 Richard Guenther <rguenther@suse.de>
12550 PR tree-optimization/40421
12551 * tree-predcom.c (should_unroll_loop_p): Remove.
12552 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12554 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12556 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12557 Add location argument.
12559 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12561 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12563 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12564 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12565 * config/spu/spu-protos.h: Add location to
12566 spu_resolve_overloaded_builtin.
12567 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12568 spu_build_builtin_va_list.
12569 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12570 argument. Pass location to build_function_call_vec.
12571 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12573 (emit_fpu_switch): Same.
12574 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12575 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12576 to build_decl and create_artificial_label.
12577 (xtensa_gimplify_va_arg_expr): Same.
12578 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12579 (xstormy16_gimplify_va_arg_expr): Same.
12580 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12581 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12582 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12583 (mips16_build_function_stub): Same.
12584 (mips16_build_call_stub): Same.
12586 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12589 * arm/constraints.md (Pa, Pb): New constraints.
12590 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12591 split pattern to deal with them.
12593 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12595 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12596 fix index entry for -Xpreprocessor.
12598 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12600 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12601 Add location argument to build_decl call.
12602 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12603 (rs6000_init_builtins): Same.
12604 (spe_init_builtins): Same.
12605 (rs6000_gimplify_va_arg): Add location argument to
12606 create_artificial_label call.
12608 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12610 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12611 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12612 * Makefile.in: Fix GGC dependency for gcse.o.
12614 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12616 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12617 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12618 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12620 * c-parser.c (c_parser_binary_expression): Use current column while
12621 building binary operations.
12622 * common.opt (fshow-column): Enable by default.
12623 * tree-vrp.c (check_array_ref): Use warning_at.
12624 (check_array_bounds): Use location from call back if expr has no
12626 * tree.h: Add location argument to maybe_fold_*.
12627 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12628 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12629 (maybe_fold_offset_to_component_ref): Same.
12630 (maybe_fold_offset_to_reference): Same.
12631 (maybe_fold_offset_to_address): Same.
12632 (maybe_fold_stmt_indirect): Same.
12633 (maybe_fold_stmt_addition): Same.
12634 (fold_stmt_r): Pass location to maybe_fold_*.
12635 (fold_gimple_assign): Same.
12636 * c-tree.h: Add location argument to finish_decl,
12637 default_function_array_conversion, store_init_value.
12638 * c-decl.c (define_label): Use error_at.
12639 (c_make_fname_decl): Pass location to finish_decl.
12640 (finish_decl): New location argument.
12641 (build_compound_literal): Pass location to store_init_value.
12642 (grokdeclarator): Pass location to finish_decl.
12644 * c-typeck.c (array_to_pointer_conversion): New location argument.
12645 (function_to_pointer_conversion): Same.
12646 (default_function_array_conversion): Same.
12647 (parser_build_unary_op): Pass location to overflow_warning.
12648 (parser_build_binary_op): Same. Use warning_at.
12649 (build_unary_op): Pass location to array_to_pointer_conversion.
12650 (build_c_cast): Pass location to digest_init.
12651 (build_modify_expr): New location argument.
12652 (convert_for_assignment): Same.
12653 (store_init_value): Same.
12654 (digest_init): Same.
12655 (output_init_element): Pass location to digest_init and
12656 array_to_pointer_conversion.
12657 (c_finish_return): Pass location to convert_for_assignment.
12658 * gimplify.c (gimplify_conversion): Pass location to
12659 maybe_fold_offset_to_address.
12660 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12661 to maybe_fold_stmt_addition.
12662 * c-omp.c (c_finish_omp_atomic): Pass new location to
12664 (c_finish_omp_for): Same.
12665 * c-common.c (overflow_warning): New argument.
12666 * c-common.h: New argument to build_modify_expr, overflow_warning.
12667 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12669 (c_parser_initializer): Pass location to
12670 default_function_array_conversion.
12671 (c_parser_initelt): Same.
12672 (c_parser_initval): Same.
12673 (c_parser_asm_operands): Same.
12674 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12675 (c_parser_conditional_expression): Same.
12676 (c_parser_binary_expression): Add location info to stack. Use it.
12677 (c_parser_unary_expression): Pass location to
12678 default_function_array_conversion, parser_build_unary_op,
12679 build_indirect_ref, c_parser_postfix_expression_after_primary.
12680 (c_parser_postfix_expression_after_primary): New location argument.
12682 (c_parser_expression_conv): Pass location to
12683 default_function_array_conversion.
12684 (c_parser_expr_list): Same.
12685 (c_parser_omp_atomic): Same.
12686 (c_parser_omp_for_loop): Same.
12687 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12688 (build_array_declarator): New argument.
12689 * c-decl.c (build_array_declarator): Add location argument.
12690 (grokdeclarator): Set id_loc for cdk_array.
12691 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12692 build_array_declarator.
12693 * tree.c (build_omp_clause): Add location argument.
12694 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12695 (OMP_CLAUSE_LOCATION): New macro.
12696 (struct tree_omp_clause): Add location field.
12697 (build_omp_clause): Add argument.
12698 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12699 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12701 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
12702 (cp_parser_omp_clause_collapse): Same.
12703 (cp_parser_omp_clause_default): Same.
12704 (cp_parser_omp_clause_if): Same.
12705 (cp_parser_omp_clause_nowait): Same.
12706 (cp_parser_omp_clause_num_threads): Same.
12707 (cp_parser_omp_clause_ordered): Same.
12708 (cp_parser_omp_clause_schedule): Same.
12709 (cp_parser_omp_clause_untied): Same.
12710 (cp_parser_omp_for_loop): Same.
12711 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12712 * c-tree.h (c_start_case): Add location argument.
12713 (c_process_expr_stmt): Same.
12714 (c_finish_goto_*): Same.
12715 * tree-parloops.c (initialize_reductions): Pass location to
12717 (create_parallel_loop): Same.
12718 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
12719 (gfc_trans_omp_reduction_list): Same.
12720 (gfc_trans_omp_clauses): Same.
12721 (gfc_trans_omp_do): Same.
12722 * c-typeck.c (c_finish_goto_label): Same.
12723 (c_finish_goto_ptr): New location argument.
12724 (c_start_case): Same.
12725 (emit_side_effect_warnings): Same.
12726 (c_process_expr_stmt): Same.
12727 (c_finish_stmt_expr): Same.
12728 (c_finish_omp_clauses): Use error_at instead of error.
12729 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
12731 * c-omp.c (c_split_parallel_clauses): New location argument.
12732 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
12733 to build_omp_clause.
12734 (convert_local_reference_stmt): Same.
12735 (convert_gimple_call): Same.
12736 * c-common.h (c_split_parallel_clauses): New argument.
12737 * c-parser.c (c_parser_statement_after_labels): Pass location to
12738 c_finish_goto_label.
12739 (c_parser_switch_statement): Pass location to c_start_case.
12740 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
12741 and c_process_expr_stmt.
12742 (c_parser_omp_variable_list): Add location argument.
12743 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
12744 (c_parser_omp_clause_default): Same.
12745 (c_parser_omp_clause_if): Same.
12746 (c_parser_omp_clause_num_threads): Same.
12747 (-c_parser_omp_clause_ordered): Same.
12748 (c_parser_omp_clause_reduction): Pass location to
12749 c_parser_omp_variable_list.
12750 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
12751 (c_parser_omp_clause_untied): Same.
12752 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
12753 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12755 * c-tree.h (check_for_loop_decls, undeclared_variable,
12756 build_component_ref, build_array_ref, build_external_ref,
12757 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
12758 build_conditional_expr, build_compound_expr, c_cast_expr,
12759 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
12760 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
12762 * c-semantics.c (build_stmt): Same.
12763 (build_case_label): Same.
12764 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
12765 (undeclared_variable): New argument.
12766 (make_label): Same.
12767 (lookup_label): Pass location on down.
12768 (define_label): Same.
12769 (finish_decl): Same.
12770 (build_compound_literal): Same.
12771 (finish_struct): Same.
12772 (finish_function): Do not set location here.
12773 (check_for_loop_decls): New argument.
12774 * tree.c (save_expr): Set location.
12775 (build_empty_stmt): New argument.
12776 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
12777 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
12778 * builtins.c (gimplify_va_arg_expr): Use locations.
12779 (expand_builtin_sync_operation): Same.
12780 * c-typeck.c (build_component_ref): New argument.
12781 (build_array_ref): Same.
12782 (build_external_ref): Same.
12783 (c_expr_sizeof_expr): Same.
12784 (c_expr_sizeof_type): Same.
12785 (parser_build_unary_op): Same.
12786 (build_conditional_expr): Same.
12787 (build_compound_expr): Pass location on down.
12788 (build_compound_expr): New argument.
12789 (build_c_cast): Same.
12790 (c_cast_expr): Same.
12791 (build_asm_expr): Same.
12792 (c_finish_return): Same.
12793 (c_process_expr_stmt): Pass location on down.
12794 (c_finish_stmt_expr): New argument.
12795 (push_clenaup): Same.
12796 (c_finish_omp_parallel): Same.
12797 (c_finish_omp_task): Same.
12798 * gimplify.c (gimplify_call_expr): Pass location on down.
12799 * c-omp.c (c_finish_omp_master): New argument.
12800 (c_finish_omp_critical): Same.
12801 (c_finish_omp_ordered): Same.
12802 (c_finish_omp_barrier): Same.
12803 (-c_finish_omp_taskwait): Same.
12804 (c_finish_omp_atomic): Same.
12805 (c_finish_omp_flush): Same.
12806 * tree-inline.c (copy_tree_body_r): Pass location on down.
12807 (inline_forbidden_p): Remove use of input_location.
12808 * c-gimplify.c (c_build_bind_expr): New argument.
12809 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
12810 (c_sizeof_or_alignof_type): New argument.
12811 (c_alignof_expr): Same.
12812 (build_va_arg): Same.
12813 (c_add_case_label): Same.
12814 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
12815 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
12816 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
12817 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
12818 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12819 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12821 * stub-objc.c (objc_build_selector_expr): Same.
12822 (objc_build_throw_stmt): Same.
12823 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12824 (c_parser_initelt): Same.
12825 (c_parser_compound_statement): Same.
12826 (c_parser_compound_statement_nostart): Same.
12827 (c_parser_label): Same.
12828 (c_parser_statement_after_labels): Same.
12829 (c_parser_if_body): Same.
12830 (c_parser_else_body): Same.
12831 (c_parser_if_statement): Same.
12832 (c_parser_switch_statement): Same.
12833 (c_parser_while_statement): Same.
12834 (c_parser_do_statement): Same.
12835 (c_parser_for_statement): Same.
12836 (c_parser_asm_statement): Same.
12837 (c_parser_conditional_expression): Same.
12838 (c_parser_binary_expression): Same.
12839 (c_parser_cast_expression): Same.
12840 (c_parser_unary_expression): Same.
12841 (c_parser_sizeof_expression): Same.
12842 (c_parser_alignof_expression): Same.
12843 (c_parser_postfix_expression): Same.
12844 (c_parser_expression): Same.
12845 (c_parser_objc_receiver): Same.
12846 (c_parser_omp_variable_list): Same.
12847 (c_parser_omp_structured_block): Same.
12848 (c_parser_omp_atomic): New argument.
12849 (c_parser_omp_barrier): Same.
12850 (c_parser_omp_critical): Same.
12851 (c_parser_omp_flush): Pass location on down.
12852 (c_parser_omp_for_loop): New argument.
12853 (c_parser_omp_for): Same.
12854 (c_parser_omp_master): Same.
12855 (c_parser_omp_ordered): Same.
12856 (c_parser_omp_sections_scope): Same.
12857 (c_parser_omp_sections): Same.
12858 (c_parser_omp_parallel): Same.
12859 (c_parser_omp_single): Same.
12860 (c_parser_omp_task): Same.
12861 (c_parser_omp_taskwait): Pass location on down.
12862 (c_parser_omp_construct): Same.
12863 (c_parser_omp_threadprivate): Same.
12864 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12865 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12866 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12867 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12868 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12869 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12870 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12871 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12872 config/i386/i386.c, stmt.c:
12873 Add location argument to the following function definitions and/or
12874 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12875 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12876 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12877 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12878 do_case, c_finish_bc_stmt, build_compound_literal,
12879 build_function_call.
12880 * c-decl.c (build_compound_literal): Add location argument.
12881 Make all diagnostic calls use location.
12882 (start_struct): Same.
12883 (finish_struct): Same.
12884 (start_enum): Same.
12885 (build_enumerator): Same.
12886 (start_function): Same.
12887 (grokdeclarator): Make all diagnostic calls use location.
12888 (store_parm_decls_oldstyle): Same.
12889 * c-typeck.c (build_function_call): Add location argument.
12890 Make all diagnostic calls use location.
12892 (c_finish_bc_stmt): Same.
12893 * tree-nested.c (get_trampoline_type): Add argument.
12894 Pass location to build_decl.
12895 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12896 * rtl.h (RTL_LOCATION): New.
12897 * c-common.c (c_add_case_label): Add location argument.
12898 Make all diagnostic calls use location.
12899 * c-common.h: Add location argument to make_fname_decl, do_case,
12900 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12901 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12902 Set it appropriately for every case. Pass enum_loc to start_enum
12903 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12905 (c_parser_struct_or_union_specifier): Save location. Use it for
12906 start_struct, finish_struct, and parser_xref_tag.
12908 2009-06-12 Ian Lance Taylor <iant@google.com>
12910 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12912 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12913 cpp_opts->warn_cxx_operator_names.
12915 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12918 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12919 is returns NULL and OP is a VCE, look through the VCE.
12921 2009-06-12 Ian Lance Taylor <iant@google.com>
12924 * collect2.c (main): Use CONST_CAST2 in code inside #if
12925 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12927 2009-06-12 Joey Ye <joey.ye@intel.com>
12929 PR middle-end/39146
12930 * cfgexpand.c (get_decl_align_unit): Update
12931 max_used_stack_slot_alignment with align instead of
12932 stack_alignment_needed.
12934 * function.c (assign_stack_local_1): Update
12935 max_used_stack_slot_alignment with alignment_in_bits instead
12936 of stack_alignment_needed.
12937 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12940 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12942 * dwarf2out.c (last_var_location_insn): New variable.
12943 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12944 (dwarf2out_var_location): Don't record anything after last real
12945 insn. Only change labels if there were any real instructions
12946 in between last note and this one, or if changed sections.
12948 2009-06-11 Richard Henderson <rth@redhat.com>
12950 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12951 note when storing the frame pointer in a register.
12952 (FRP): Don't redefine to nothing for epilogue.
12953 (alpha_expand_epilogue): Mark register and sp restores.
12954 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
12956 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
12957 when gen_lowpart is needed.
12959 2009-06-11 Richard Henderson <rth@redhat.com>
12961 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
12963 * dwarf2out.c (need_data_align_sf_opcode): New.
12964 (div_data_align): Move earlier.
12965 (def_cfa_1, reg_save): Use it.
12967 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
12969 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
12970 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
12971 (ix86_handle_option): Handle OPT_mcrc32.
12972 (ix86_target_string): Add -mcrc32.
12973 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
12975 * config/i386/i386.h (TARGET_CRC32): New.
12977 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
12978 (sse4_2_crc32di): Likewise.
12980 * config/i386/i386.opt (mcrc32): New.
12982 * doc/invoke.texi: Document -mcrc32.
12984 2009-06-11 Richard Henderson <rth@redhat.com>
12986 * common.opt (gdwarf-): Accept a version number.
12987 * doc/invoke.texi (gdwarf-): Update docs.
12988 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
12989 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
12990 version level, and record it.
12992 * dwarf2.h (DW_CIE_VERSION): Remove.
12993 * dwarf2out.c (DWARF_VERSION): Remove.
12994 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
12995 (output_call_frame_info): Use CIE version 3 for dwarf3,
12996 or if the return register column is out of range for version 1.
12997 (dwarf_stack_op_name): Add all dwarf3 values.
12998 (DEBUG_PUBTYPES_SECTION): New.
12999 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13000 encoding change for dwarf3.
13001 (output_die) [dw_val_class_die_ref]: Likewise.
13002 (output_compilation_unit_header): Emit correct version for dwarf3.
13003 (output_line_info): Likewise.
13004 (output_pubnames): Update for DWARF_VERSION removal.
13005 (output_aranges): Likewise.
13006 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13007 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13008 (dwarf2out_finish): Likewise.
13010 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13012 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13015 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13018 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13019 * builtins.c (expand_builtin_unreachable): New function.
13020 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13021 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13022 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13024 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13025 searching for missing barriers.
13027 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13029 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13030 when -fprofile-generate* was passed.
13031 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13033 2009-06-11 Anthony Green <green@moxielogic.com>
13035 * config/moxie/moxie.md: Define length attribute for all instructions.
13037 (*b<cond:code>): Support limited branch ranges for new PC-relative
13038 branch instructions.
13039 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13041 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13043 * config/i386/i386.c (min_insn_size): Use get_attr_length
13044 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13045 For __asm return 0.
13047 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13048 instead of emit_insn_before.
13050 2009-06-10 Ian Lance Taylor <iant@google.com>
13053 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13056 2009-06-10 Revital Eres <eres@il.ibm.com>
13058 * passes.c (init_optimization_passes): Reschedule
13059 predictive-commoning pass before complete unroll pass.
13061 2009-06-10 Martin Jambor <mjambor@suse.cz>
13063 * cgraph.c (cgraph_node_can_be_local_p): New function.
13064 (cgraph_make_node_local): New function.
13065 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13066 (cgraph_make_node_local): Declare.
13068 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13070 * tree.h (tree_base): Add packed_flag and user_align fields.
13071 Decrease size of spare field.
13072 (TYPE_USER_ALIGN): Use user_align from tree_base.
13073 (DECL_USER_ALIGN): Likewise.
13074 (TYPE_PACKED): Use packed_flag from tree_base.
13075 (DECL_PACKED): Likewise.
13076 (tree_type): Delete packed_flag and user_align fields. Widen
13077 precision field. Widen mode field and shuffle fields to align
13078 mode on an 8-bit boundary.
13079 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13080 Renumber decl_flag_* fields. Fix comments. Widen
13081 decl_common_unused field.
13082 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13083 (DECL_EXTERNAL): Likewise.
13084 (DECL_BIT_FIELD): Likewise.
13085 (DECL_NONADDRESSABLE_P): Likewise.
13086 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13087 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13089 2009-06-10 Ian Lance Taylor <iant@google.com>
13091 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13092 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13093 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13094 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13095 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13096 DEF_VEC_ALLOC_FUNC_P.
13097 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13098 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13099 DEF_VEC_ALLOC_FUNC_O.
13100 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13101 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13102 DEF_VEC_ALLOC_FUNC_I.
13103 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13104 (vec_stack_p_reserve_exact_1): Declare.
13105 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13106 (vec_stack_free): Declare.
13107 (VEC_stack_alloc): Define.
13108 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13109 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13110 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13111 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13113 (stack_vecs): New static variable.
13114 (vec_stack_p_reserve_exact_1): New function.
13115 (vec_stack_o_reserve_1): New static function.
13116 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13117 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13118 (vec_stack_free): New function.
13119 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13120 (VEC_df_ref_stack_alloc): Define.
13121 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13122 DEF_VEC_ALLOC_P_STACK.
13123 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13124 (struct df_collection_rec): Change _vec fields to VEC. Remove
13126 (df_free_collection_rec): Adjust for new fields.
13127 (df_insn_rescan): Use new df_collection_rec fields.
13128 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13129 (df_ref_create_structure, df_ref_record): Likewise.
13130 (df_get_conditional_uses, df_get_call_refs): Likewise.
13131 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13132 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13133 (df_record_exit_block_uses, df_bb_verify): Likewise.
13134 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13135 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13136 Remove count parameter. Change return type to void. Change all
13138 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13139 Remove count parameter. Change return type to void. Change all
13141 (df_install_refs): Change old_vec parameter to VEC. Remove count
13142 parameter. Change all callers.
13143 (df_install_mws): Change old_vec parameter to VEC. Remove count
13144 parameter. Change all callers.
13145 (df_refs_verify): Change new_rec parameter to VEC. Change call
13147 (df_mws_verify): Likewise.
13149 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13151 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13153 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13155 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13157 2009-06-10 Anthony Green <green@moxielogic.com>
13159 * config/moxie/crti.asm: New file.
13160 * config/moxie/crtn.asm: New file.
13161 * config/moxie/moxie.c: New file.
13162 * config/moxie/moxie.h: New file.
13163 * config/moxie/sfp-machine.h: New file.
13164 * config/moxie/moxie-protos.h: New file.
13165 * config/moxie/t-moxie: Created.
13166 * config/moxie/t-moxie-softfp: Created.
13167 * config/moxie/moxie.md: Created.
13168 * config/moxie/constraints.md: Created.
13169 * config.gcc: Add moxie support.
13170 * doc/md.texi (Machine Constraints): Add moxie constraints.
13171 * doc/contrib.texi (Contributors): Mention moxie port.
13172 * doc/install.texi (Specific): Mention the moxie port.
13174 2009-06-09 Ian Lance Taylor <iant@google.com>
13176 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13177 compiling with C++.
13178 * optabs.c (optab_table): Only use designated initializers if
13179 HAVE_DESIGNATED_INITIALIZERS is defined.
13180 (convert_optab_table): Likewise.
13181 (init_optabs): Always call init_insn_codes if
13182 HAVE_DESIGNATED_INITIALIZERS is not defined.
13184 2009-06-09 Ian Lance Taylor <iant@google.com>
13186 * targhooks.c (default_builtin_vectorized_function): Change fn
13187 parameter to unsigned int.
13188 (default_builtin_vectorized_conversion): Change code parameter to
13190 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13191 * targhooks.h: Update declarations.
13192 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13193 parameter to unsigned int.
13195 * c-typeck.c (comptypes_check_enum_int): New static function.
13196 (comptypes_internal): Add enum_and_int_p parameter. Change all
13198 (comp_target_types): Add location parameter. Change all callers.
13199 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13200 Change all callers.
13201 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13202 (build_conditional_expr): Add colon_loc parameter. Change all
13204 (convert_for_assignment): Add location parameter. Change all callers.
13205 * c-parser.c (c_parser_conditional_expression): Pass location of
13206 colon to build_conditional_expr.
13207 * c-tree.h (build_conditional_expr): Update declaration.
13209 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13211 * graphite.c: Revert previous patch.
13213 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13216 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13218 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13220 * tree-ssa-loop-prefetch.c
13221 (loop_prefetch_arrays): Fixed a portability problem in printf format
13224 2009-06-09 Martin Jambor <mjambor@suse.cz>
13226 PR tree-optimization/40351
13227 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13228 refrence to a potential artifical subaccess can be constructed.
13230 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13232 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13233 (sh_override_options): Likewise.
13234 * config/sh/sh.c: Include params.h.
13235 (sh_optimization_options): New.
13236 (sh_override_options): Likewise.
13237 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13238 (OVERRIDE_OPTIONS): Use sh_override_options.
13240 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13242 * dwarf2out.c (emit_cfa_remember): New variable.
13243 (add_fde_cfi): If emit_cfa_remember, recurse to add
13244 DW_CFA_remember_state first.
13245 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13246 instead just set emit_cfa_remember.
13248 2009-06-08 Jan Hubicka <jh@suse.cz>
13251 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13253 2009-06-08 Jan Hubicka <jh@suse.cz>
13255 PR middle-end/39834
13256 * cgraphunit.c (save_inline_function_body): Do not copy transform
13257 hooks for saved inline bodies.
13258 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13259 for given function.
13261 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13263 * jump.c (returnjump_p): Handle delayed branches. Add missing
13266 2009-06-08 Jan Hubicka <jh@suse.cz>
13268 PR middle-end/40102
13269 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13270 original node might've been modified.
13271 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13273 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13275 * tree-object-size.c (addr_object_size): Add OSI argument.
13276 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13277 (compute_builtin_object_size, expr_object_size): Adjust callers.
13278 (plus_stmt_object_size): Call addr_object_size instead of
13279 compute_builtin_object_size.
13281 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13282 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13284 * tree-ssa-loop-prefetch.c
13285 (gather_memory_references): Introduced a counter for the number of
13287 (anything_to_prefetch_p): Introduced a counter for the number of
13289 (is_loop_prefetching_profitable): New function with a cost model
13291 (loop_prefetch_arrays): Use the new cost model to determine if
13292 prefetching is profitable.
13293 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13294 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13295 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13296 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13297 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13298 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13300 2009-06-08 Michael Matz <matz@suse.de>
13303 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13304 partitions use the same.
13305 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13306 for basevars of SSA_NAMEs.
13307 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13308 to not expand them twice.
13309 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13312 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13314 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13315 (fdump-final-insns=, gtoggle): New.
13316 * doc/invoke.texi: Document them.
13317 * final.c (rest_of_clean_state): Dump final insn stream.
13318 * gcc.c (invoke_as): Hook in -fcompare-debug.
13319 (static_spec_functions): Add compare-debug-dump-opt,
13320 compare-debug-self-opt and compare-debug-auxbase-opt.
13321 (compare_debug, compare_debug_second, compare_debug_opt): New.
13322 (switches_debug_check, n_switches_debug_check): New.
13323 (debug_auxbase_opt, debug_check_temp_file): New.
13324 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13326 (do_self_spec): Handle arguments after switches.
13327 (do_spec_1): Add .gk extension to temp file basenames for compare.
13328 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13329 (cc1_options): Use it instead of normal auxbase computation for
13330 the second compare-debug compilation.
13331 (compare_files): New.
13332 (main): Set up and implement compare debug mode.
13333 (compare_debug_dump_opt_spec_function): New.
13334 (compare_debug_self_opt_spec_function): New.
13335 (compare_debug_auxbase_opt_spec_function): New.
13336 * toplev.c (process_options): Handle flag_gtoggle,
13337 flag_dump_final_insns.
13338 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13339 during -fcompare-debug-second compilation.
13341 2009-06-07 Ian Lance Taylor <iant@google.com>
13343 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13344 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13346 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13347 with no default node. Change warning with %H to warning_at.
13348 Don't clear warn_switch around case checking.
13349 * doc/invoke.texi (Warning Options): Clarify distinction between
13350 -Wswitch and -Wswitch-enum.
13352 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13354 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13356 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13358 * gbl-ctors.h: Add header guard.
13360 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13362 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13363 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13364 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13365 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13366 prototypes for removed functions.
13367 (expressions_equal_p): Move to ...
13368 * tree-ssa-sccvn.h: ... here and ...
13369 * matrix-reorg.c: ... adjust includes.
13371 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13373 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13375 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13377 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13378 (finish_function): Remove erroneous whitespace.
13380 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13382 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13383 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13385 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13387 * errors.c (internal_error): Commentary typo fix.
13388 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13389 * tree-ssa-pre.c: Ditto.
13391 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13393 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13394 them is supposed to hold actual statements.
13396 2009-06-06 Ian Lance Taylor <iant@google.com>
13398 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13399 empty statements can now have attributes.
13401 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13403 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13404 * config/mips/mips.md: Ditto.
13406 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13408 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13410 (__eabi_uconvert): Likewise.
13412 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13414 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13415 CFI_* definitions with IN_GCC.
13417 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13419 * xcoffout.h (xcoffout_source_line): Update prototype.
13421 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13423 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13424 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13426 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13428 PR middle-end/40340
13429 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13430 inlined_function_outer_scope_p blocks for artificial inlines
13432 * tree.c (tree_nonartificial_location): Rewrite using
13433 block_nonartificial_location.
13435 2009-06-05 Revital Eres <eres@il.ibm.com>
13436 Leehod Baruch <leehod@il.ibm.com>
13438 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13439 (expand_expr_real_1): Remove comment.
13440 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13441 Vectorize misaligned access when the target supports it.
13442 (vect_supportable_dr_alignment): Check for unaligned access support.
13443 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13446 2009-06-05 Julian Brown <julian@codesourcery.com>
13448 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13449 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13451 2009-06-05 Richard Guenther <rguenther@suse.de>
13454 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13455 as possibly unused.
13457 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13459 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13460 (save_gprs): Don't tell unwinder when a global register is saved.
13461 (s390_emit_epilogue): Emit needed epilogue unwind info.
13463 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13465 * dwarf2out.c (deferred_asm_name): New.
13466 (add_name_and_src_coords_attributes): Defer creation of
13467 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13469 (move_linkage_attr): New.
13470 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13473 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13475 * tree-nested.c (finalize_nesting_tree_1): Declare the
13476 frame_decl in the binding tree.
13478 2009-06-04 Cary Coutant <ccoutant@google.com>
13480 * basic-block.h (struct basic_block_def): Add discriminator field.
13481 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13483 * debug.c (do_nothing_debug_hooks): Add additional entry.
13484 (debug_nothing_int_charstar_int): New function.
13485 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13486 (debug_nothing_int_charstar_int): New declaration.
13487 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13488 discriminator value in .loc directive.
13489 * final.c (last_discriminator): New variable.
13490 (discriminator): New variable.
13491 (final_start_function): Initialize above variables, pass current
13492 discriminator to debug hook.
13493 (notice_source_line): Check for discriminator change.
13494 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13495 * sdbout.c (sdbout_source_line): New parameter.
13496 * tree-cfg.c (struct locus_discrim_map): New structure type.
13497 (discriminator_per_locus): New hash table.
13498 (build_gimple_cfg): Allocate and free discriminator hash table.
13499 (make_edges): Call assign_discriminator.
13500 (locus_map_hash): New function.
13501 (locus_map_eq): New function.
13502 (next_discriminator_for_locus): New function.
13503 (same_line_p): New function.
13504 (assign_discriminator): New function.
13505 (make_cond_expr_edges): Call assign_discriminator.
13506 (make_gimple_switch_edges): Likewise.
13507 (first_non_label_stmt): New function.
13508 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13510 * xcoffout.c (xcoffout_source_line): Add new parameter.
13512 * configure.ac (gcc_cv_as_discriminator): New configury check for
13513 gas support for discriminator.
13514 * configure: Regenerate.
13515 * config.in: Regenerate.
13517 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13519 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13520 val after checking for integers.
13522 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13524 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13526 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13527 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13528 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13529 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13530 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13531 X64_SSE_REGPARM_MAX.
13532 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13533 X64_SSE_REGPARM_MAX.
13535 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13537 * gcc.c (report_times_to_file): New.
13538 (execute): Implement it.
13539 (process_command): Support -time=.
13540 * doc/invoke.texi: Document it.
13542 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13544 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13545 that have value exprs.
13547 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13549 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13550 declarations for constants until...
13551 (dw2_output_indirect_constant_1): ... this point.
13553 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13556 * arm.md (arm_addsi3): Don't try to split an add with an
13557 eliminable register until after reload has completed.
13559 2009-06-03 Ian Lance Taylor <iant@google.com>
13561 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13562 * genattrtab.c (write_length_unit_log): Likewise.
13563 * genchecksum.c (dosum): Likewise.
13564 * gengtype.c (write_rtx_next): Likewise.
13565 (finish_root_table, write_roots): Likewise.
13566 * gimple.c (gimple_ops_offset_): Likewise.
13567 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13568 * config/arc/arc.c (arc_attribute_table): Likewise.
13569 * config/arm/arm.c (arm_attribute_table): Likewise.
13570 * config/avr/avr.c (avr_attribute_table): Likewise.
13571 * config/crx/crx.c (crx_attribute_table): Likewise.
13572 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13573 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13574 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13575 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13576 * config/sh/sh.c (sh_attribute_table): Likewise.
13577 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13578 * config/spu/spu.c (spu_attribute_table): Likewise.
13579 * config/v850/v850.c (v850_attribute_table): Likewise.
13581 * config/alpha/alpha.c (vms_attribute_table): Make static.
13582 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13583 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13584 * config/mips/mips.c (mips_attribute_table): Likewise.
13586 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13588 (cc1-checksum.o): Likewise.
13590 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13592 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13594 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13596 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13597 insn if it is changing sp. Use gen_add3_insn instead of
13598 conditionally gen_addsi3 and gen_adddi3.
13599 (offset_below_red_zone_p): New static inline function.
13600 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13601 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13602 * config/rs6000/ppc-asm.h: Include auto-host.h.
13603 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13604 CFI_RESTORE): Define.
13605 * config/rs6000/crtresxgpr.asm: Add unwind info.
13606 * config/rs6000/crtresxfpr.asm: Likewise.
13607 * config/rs6000/crtresgpr.asm: Likewise.
13608 * config/rs6000/crtresfpr.asm: Likewise.
13609 * config/rs6000/crtsavgpr.asm: Likewise.
13610 * config/rs6000/crtsavfpr.asm: Likewise.
13612 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13613 argument of DWARF2_FRAME_REG_OUT macros.
13615 2009-06-03 Julian Brown <julian@codesourcery.com>
13617 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13618 words or less (including TImode) in core registers.
13620 2009-06-03 Richard Guenther <rguenther@suse.de>
13622 PR middle-end/40328
13623 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13625 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13627 * statistics.c (statistics_counter_event): Do not record event
13628 in pass dump if its number == -1.
13629 (curr_statistics_hash): Add assert that we never get passes
13630 with static number == -1.
13632 2009-06-03 Richard Guenther <rguenther@suse.de>
13633 Andrey Belevantsev <abel@ispras.ru>
13635 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13636 non-BLKmode arrays addressable.
13638 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13640 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13641 * config/m68k/m68k.h: ... here.
13643 2009-06-03 Martin Jambor <mjambor@suse.cz>
13645 PR tree-optimization/40323
13646 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13649 2009-06-03 Richard Guenther <rguenther@suse.de>
13651 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13654 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13656 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13657 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13658 JUMP_TABLE_DATA_P where applicable.
13659 * config/sh/sh.c: Ditto.
13660 * config/sh/sh.h: Ditto.
13661 * config/sh/sh.md: Ditto.
13662 * config/sh/symbian.c: Ditto.
13664 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13666 * config/i386/driver-i386.c (describe_cache): Optimize
13667 concatenation of strings. Use snprintf instead of sprintf.
13668 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13669 target when not compiling with GCC.
13671 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13673 * config/sh/sh.c: Revert last change.
13674 (sh_expand_epilogue): Emit a blockage insn before the frame
13675 pointer adjustment unconditionally.
13677 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13679 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13680 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13681 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13682 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13683 to COLLECT_GCC_OPTIONS.
13685 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13687 * collect2.c (target_system_root): New variable.
13688 (main): Handle --sysroot=.
13689 (ignore_library): Strip the sysroot from the library path.
13691 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13693 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13694 (collect2.o): Depend on collect2-aix.h.
13695 (collect2-aix.o): New rule.
13696 * collect2-aix.h: New file.
13697 * collect2-aix.c: Likewise.
13698 * collect2.c: Include collect2-aix.h. Don't undefine
13699 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13700 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13701 Use TARGET_AIX_VERSION instead of _AIX51.
13702 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
13703 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
13704 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
13705 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
13706 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
13708 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13710 * collect2.c (ignore_library): Avoid premature post-increment
13711 and null deference.
13713 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13715 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
13716 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
13717 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
13718 CROSS_DIRECTORY_STRUCTURE too.
13719 (LINK_LIBG_SPEC): Likewise.
13720 (LIB_SPEC): Add %R to sysroot paths.
13721 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
13722 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
13723 * config/rs6000/aix51.h: As for aix43.h.
13724 * config/rs6000/aix52.h: Likewise.
13725 * config/rs6000/aix53.h: Likewise.
13726 * config/rs6000/aix61.h: Likewise.
13727 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
13728 to the beginning of sysroot paths.
13730 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13732 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
13733 INSN_LISTs that are out of the REG_NOTE range.
13735 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13737 * loop-unroll.c (struct iv_to_split): Add pointer to next.
13738 (struct var_to_expand): Likewise.
13739 (struct opt_info): Add head and tail for linked lists of the above.
13740 (analyze_insn_to_expand_var): Initialize next.
13741 (analyze_iv_to_split_insn): Likewise.
13742 (analyze_insns_in_loop): Create linked lists.
13743 (allocate_basic_variable): Simplify for use without hash table.
13744 (insert_var_expansion_initialization): Likewise, make it type-safer.
13745 (combine_var_copies_in_loop_exit): Likewise.
13746 (apply_opt_in_copies): Walk lists rather than hash tables.
13747 (release_var_copies): Simplified and inlined by hand into...
13748 (free_opt_info): ... this function.
13750 2009-06-02 Richard Guenther <rguenther@suse.de>
13752 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13755 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13757 * cfgexpand.c (gimple_expand_cfg): Discard the source location
13758 only for builtins that are not overridden.
13760 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13762 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
13765 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13767 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
13769 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13771 * combine.c (move_deaths): Compare LUIDs within the same BB only.
13773 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13775 * common.opt (fdump-unnumbered-links): New.
13776 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
13777 * print-rtl.c (flag_dump_unnumbered_links): New.
13778 (print_rtx): Test it.
13780 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
13782 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
13783 push/pop multiple to 8-byte alignment.
13785 2009-06-01 Jakub Jelinek <jakub@redhat.com>
13787 * config/i386/i386.c (queued_cfa_restores): New static variable.
13788 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
13790 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
13791 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
13792 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
13793 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
13794 note unconditionally.
13795 (ix86_emit_restore_regs_using_mov): Likewise.
13796 (ix86_emit_restore_sse_regs_using_mov): Likewise.
13797 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
13798 it through to ix86_emit_restore_reg_using_pop.
13799 (ix86_emit_leave): Add RED_OFFSET argument. Call
13800 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
13801 instead of adding REG_CFA_OFFSET note unconditionally.
13802 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
13803 the above functions. Call ix86_add_queued_cfa_restore_notes when
13806 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
13807 force output of the label even for dwarf2out_do_cfi_asm.
13808 (add_fde_cfi): If -g2 and above and cfi might change CFA,
13809 force creation of CFI label and chain DW_CFA_set_loc jumping to it
13810 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
13812 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13813 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
13814 dwarf2out_cfi_label callers.
13815 * tree.h (dwarf2out_cfi_label): Adjust prototype.
13816 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
13817 Adjust dwarf2out_cfi_label callers.
13818 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13820 * config/i386/i386.h (struct machine_cfa_state,
13821 struct machine_function): Guard with ifndef USED_FOR_TARGET
13822 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13825 * emutls.c (__emutls_get_address): Change arr->size to mean number
13826 of allocated arr->data entries instead of # of slots + 1.
13828 PR middle-end/40316
13829 * recog.c (peep2_reinit_state): New function.
13830 (peephole2_init_state): Use it at the end of a basic block and also
13831 when seeing a RTX_FRAME_RELATED_P insn.
13833 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13835 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13836 fixuns_truncrfdi2): New.
13837 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13838 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13839 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13840 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13841 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13842 *recip_approx): Remove.
13843 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13844 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13845 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13847 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13850 2009-06-01 Ian Lance Taylor <iant@google.com>
13852 * attribs.c (register_attribute): Use CONST_CAST.
13853 * collect2.c (main): Use CONST_CAST2.
13854 (scan_prog_file): Likewise.
13855 * gcc.c (process_command, main): Likewise.
13856 * toplev.c (toplev_main): Likewise.
13858 * c-typeck.c (handle_warn_cast_qual): New static function,
13859 partially broken out of build_c_cast.
13860 (build_c_cast): Call handle_warn_cast_qual.
13861 * doc/invoke.texi (Warning Options): Document new effect of
13864 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13866 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13867 (diagnostic_report_current_module): Print columns.
13868 * common.opt (flag_show_column): Enable by default.
13870 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13872 * alias.c (find_base_term): Check for NULL term before returning.
13874 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13876 Revert due to PR40320:
13877 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13878 * calls.c (emit_library_call_value_1): Don't force_operand for move
13881 2009-06-01 Olivier Hainque <hainque@adacore.com>
13882 Eric Botcazou <ebotcazou@adacore.com>
13884 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13885 to be processed as a bitfield for constructor output purposes.
13886 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13888 * varasm.c (oc_local_state): New type, output_constructor
13889 local state to support communication with helpers.
13890 (oc_outer_state): New type, output_constructor outer state of
13891 relevance in recursive calls.
13892 (output_constructor_array_range): New output_constructor helper,
13893 extracted code for an array range element.
13894 (output_constructor_regular_field): New output_constructor helper,
13895 extracted code for an element that is not a bitfield.
13896 (output_constructor_bitfield): New output_constructor helper,
13897 extracted code for a bitfield element. Accept an OUTER state
13898 argument for recursive processing. Recurse on record or array
13899 CONSTRUCTOR values, possibly past noop conversions.
13900 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13901 VALUE is a valid constant-valued expression for use in a static
13902 bit-field initializer.
13903 (output_constructor): Rework to use helpers. Accept and honor an
13904 OUTER state argument for recursive calls. Return total size. Be
13905 prepared for nested constructors initializing bitfields.
13906 (output_constant): Feed OUTER in calls to output_constructor.
13908 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13910 * calls.c (emit_library_call_value_1): Don't force_operand for move
13913 2009-06-01 Nick Clifton <nickc@redhat.com>
13915 * doc/invoke.texi (IA-64 Options): Fix typo.
13917 2009-06-01 Ira Rosen <irar@il.ibm.com>
13919 PR tree-optimization/39129
13920 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13922 (vect_do_peeling_for_loop_bound): Use
13923 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13924 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13925 (vect_loop_versioning): Likewise.
13926 (vect_create_cond_for_alias_checks): Fix indentation.
13927 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13929 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13930 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13931 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13932 "control flow in loop".
13933 (vect_estimate_min_profitable_iters): Use
13934 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13935 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13936 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13937 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13938 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13939 statement belongs to a group of strided accesses with the exact code
13941 (vectorizable_load): Likewise.
13942 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13943 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13945 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13947 * config/freebsd-stdint.h: New file.
13948 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13949 Add freebsd-stdint.h to tm_file.
13951 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13953 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
13954 (thumb2_extendhidi2): Likewise.
13956 2009-05-31 Ian Lance Taylor <iant@google.com>
13958 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
13960 2009-05-31 Ian Lance Taylor <iant@google.com>
13962 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
13963 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
13964 (ipa-reference.o): Depend upon gt-ipa-reference.h.
13966 2009-05-31 Jason Merrill <jason@redhat.com>
13968 * tree-pretty-print.c (print_call_name): Take the callee, not the
13969 call itself. Make non-static. Use dump_function_name for functions.
13970 (dump_generic_node): Adjust.
13971 * diagnostic.h: Declare print_call_name.
13972 * gimple-pretty-print.c (dump_gimple_call): Use it.
13974 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13976 * config/sh/sh.md (ashldi3_std): New define_expand.
13979 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13982 * config/sh/sh.c: Include debug.h.
13983 (sh_expand_epilogue): Emit a blockage insn before the frame
13984 pointer adjustment also when dwarf2out_do_frame returns true.
13986 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
13988 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
13989 (thumb2_extendqidi2): New pattern.
13991 2009-05-31 Ira Rosen <irar@il.ibm.com>
13993 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
13994 mark phis for renaming.
13995 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
13996 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
13997 Call mark_sym_for_renaming.
13998 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
13999 * tree-vect-loop.c (vect_transform_loop): Remove
14000 vect_memsyms_to_rename initialization and a call to
14001 mark_set_for_renaming.
14003 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14005 PR middle-end/40304
14006 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14007 frame related even if !set_cfa && style < 0.
14009 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14011 * config/i386/mingw-tls.c: New file.
14012 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14013 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14014 defining _WIN32 but not __CYGWIN__.
14016 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14018 * configure.ac: Add MPC support.
14020 * config.in, configure: Regenerate.
14022 2009-05-29 Richard Henderson <rth@redhat.com>
14024 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14025 NOTE_INSN_BASIC_BLOCK.
14026 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14027 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14028 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14030 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14032 (add_cfi): Disable check redefining cfa away from drap.
14033 (lookup_cfa_1): Add remember argument; handle remember/restore.
14034 (lookup_cfa): Pass remember argument.
14035 (cfa_remember): New.
14036 (compute_barrier_args_size_1): Remove sibcall check.
14037 (dwarf2out_frame_debug_def_cfa): New.
14038 (dwarf2out_frame_debug_adjust_cfa): New.
14039 (dwarf2out_frame_debug_cfa_offset): New.
14040 (dwarf2out_frame_debug_cfa_register): New.
14041 (dwarf2out_frame_debug_cfa_restore): New.
14042 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14043 (dwarf2out_begin_epilogue): New.
14044 (dwarf2out_frame_debug_restore_state): New.
14045 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14046 DW_CFA_restore_state.
14047 (output_cfi_directive): Likewise.
14048 (convert_cfa_to_fb_loc_list): Likewise.
14049 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14050 * dwarf2out.h: Update.
14051 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14052 (copy_insn_1): Early out for null.
14053 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14054 and dwarf2out_frame_debug_restore_state.
14055 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14056 (prologue_insn_hash, epilogue_insn_hash): New.
14057 (free_after_compilation): Adjust freeing accordingly.
14058 (record_insns): Create hash table if needed; push insns into
14059 hash instead of array.
14060 (maybe_copy_epilogue_insn): New.
14061 (contains): Search hash table instead of array.
14062 (sibcall_epilogue_contains): Remove.
14063 (thread_prologue_and_epilogue_insns): Split eh_return insns
14064 and mark them as epilogues.
14065 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14066 scanning in terms of basic blocks.
14067 * insn-notes.def (CFA_RESTORE_STATE): New.
14068 * jump.c (returnjump_p_1): Accept EH_RETURN.
14069 (eh_returnjump_p_1, eh_returnjump_p): New.
14070 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14071 CFA_REGISTER, CFA_RESTORE): New.
14072 * rtl.def (EH_RETURN): New.
14073 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14075 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14076 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14078 * config/i386/i386.c (gen_push): Update cfa state.
14079 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14080 add a CFA_ADJUST_CFA note.
14081 (ix86_dwarf_handle_frame_unspec): Remove.
14082 (ix86_expand_prologue): Update cfa state.
14083 (ix86_emit_restore_reg_using_pop): New.
14084 (ix86_emit_restore_regs_using_pop): New.
14085 (ix86_emit_leave): New.
14086 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14087 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14088 * config/i386/i386.h (struct machine_cfa_state): New.
14089 (ix86_cfa_state): New.
14090 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14091 (eh_return_internal): Merge from eh_return_<mode>,
14092 use eh_return rtx, split w/ epilogue.
14094 2009-05-29 Ian Lance Taylor <iant@google.com>
14096 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14098 * calls.c (emit_library_call_value_1): Likewise.
14100 * c-typeck.c (c_build_va_arg): New function.
14101 * c-tree.h (c_build_va_arg): Declare.
14102 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14103 instead of build_va_arg.
14105 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14107 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14108 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14109 (ptr_difference_cost): Use affine combinations to compute it.
14110 (difference_cost): Likewise.
14111 (get_computation_cost_at): Compute more accurate cost for addresses
14112 if the ratio is a multiplier allowed in addresses.
14113 For non-addresses, consider that an additional offset or symbol is
14116 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14118 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14119 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14121 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14122 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14123 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14125 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14126 to 1 for TYPE_SSE{IADD1,CVT1}.
14127 (prefix_vex_imm8): Removed.
14128 (length_vex): Only pass 1 as second argument to
14129 ix86_attr_length_vex_default if prefix_extra is 0.
14130 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14131 (length): For prefix vex computation use length_immediate
14132 attribute instead of prefix_vex_imm8.
14133 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14134 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14135 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14136 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14137 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14138 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14139 a space in between the operands.
14140 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14141 if one operand is 0xff and the other one si, di, bp or sp.
14142 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14143 other one si, di, bp or sp.
14144 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14145 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14146 type and mode attributes.
14147 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14148 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14149 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14150 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14151 prefix_data16 attribute iff MODE_DF.
14152 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14153 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14154 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14155 constm128_operand in length_immediate computation.
14156 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14157 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14158 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14159 length_immediate attribute to 1.
14160 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14161 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14162 for certain alternatives.
14163 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14164 prefix_data16 attribute if MODE_V1DF.
14165 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14166 length_immediate to 1.
14167 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14168 length_address to 4, set mode attribute to MODE_DI.
14169 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14170 (fxam<mode>2_i387): Set length attribute to 4.
14171 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14172 *prefetch_3dnow_rex): Override length_address attribute.
14173 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14175 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14176 (constm128_operand): Removed.
14177 * config/i386/i386.c (memory_address_length): For
14178 disp && !index && !base in 64-bit mode account for SIB byte if
14179 print_operand_address can't optimize disp32 into disp32(%rip)
14180 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14181 for fs: or gs: segment.
14182 (ix86_attr_length_immediate_default): When checking if shortform
14183 is possible, truncate immediate to the length of the non-shortened
14185 (ix86_attr_length_address_default): Ignore MEM_P operands
14187 (ix86_attr_length_vex_default): Only check for DImode on
14188 GENERAL_REG_P operands.
14189 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14190 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14191 (sse_cvttps2pi): Clear prefix_rep attribute.
14192 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14194 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14195 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14196 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14197 iff operand 2 is const_int_operand.
14198 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14199 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14200 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14202 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14204 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14205 prefix_data16 attribute for movlpd and movhpd instructions.
14206 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14207 length_immediate for shufpd instruction.
14208 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14209 (avx_cmpp<avxmodesuffixf2c><mode>3,
14210 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14211 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14212 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14213 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14214 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14215 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14216 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14217 prefix_data16 attribute for the first alternative to 1.
14218 (*avx_loadlps): Override length_immediate for the first alternative.
14219 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14220 attributes for second alternative.
14221 (*vec_concatv2sf_sse4_1): Override length_immediate and
14222 prefix_data16 attributes for second alternative.
14223 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14224 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14225 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14226 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14227 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14228 prefix_data16 and length_immediate to 1.
14229 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14231 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14232 prefix_extra attribute for variants that don't have 0f prefix alone.
14233 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14234 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14235 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14236 *sse4_1_pextrd): Set length_immediate to 1.
14237 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14238 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14240 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14241 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14242 length_immediate to 1 for second alternative.
14243 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14244 prefix_extra and length_immediate attributes for the first
14246 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14248 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14249 to 1 for the first and third alternative.
14250 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14252 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14254 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14256 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14257 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14258 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14259 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14260 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14261 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14262 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14263 ssse3_psign<mode>3): Override prefix_rex attribute.
14264 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14265 (ssse3_palignrti): Override length_immediate to 1.
14266 (ssse3_palignrdi): Override length_immediate to 1, override
14267 prefix_rex attribute.
14268 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14269 (sse4a_extrqi): Override length_immediate to 2.
14270 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14271 (sse4a_insertq): Override prefix_data16 to 0.
14272 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14273 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14274 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14275 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14276 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14277 and length_immediate to 1.
14278 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14279 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14280 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14281 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14282 and length_immediate to 1.
14283 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14284 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14285 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14286 avx_ptest256): Override prefix_extra to 1.
14287 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14288 Override prefix_data16 and length_immediate to 1.
14289 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14290 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14291 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14292 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14293 prefix_data16 to 0 and prefix_extra to 2.
14294 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14295 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14297 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14298 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14299 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14300 and prefix_extra to 2.
14301 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14302 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14303 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14304 avx_vpermilvar<mode>3,
14305 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14306 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14307 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14308 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14309 Override prefix_extra to 1.
14310 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14311 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14312 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14313 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14314 prefix_extra and length_immediate to 1.
14315 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14317 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14318 to 1 for the first alternative.
14319 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14320 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14322 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14323 *movv2sf_internal_avx, *movv2sf_internal): Override
14324 prefix_rep attribute for certain alternatives.
14325 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14326 attributes for certain alternatives.
14327 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14328 attributes for certain alternatives.
14329 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14330 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14331 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14332 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14333 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14334 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14335 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14336 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14337 length_immediate to 1 if operand 2 is const_int_operand.
14338 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14339 *vec_extractv2si_1): Set length_immediate attribute to 1.
14340 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14341 using old 3DNOW insn rather than SSE/3DNOW_A.
14342 (mmx_emms, mmx_femms): Clear modrm attribute.
14344 2009-05-29 Martin Jambor <mjambor@suse.cz>
14346 * tree-sra.c: New implementation of SRA.
14348 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14349 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14350 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14351 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14352 (SRA_MAX_STRUCTURE_COUNT): Removed.
14353 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14354 * doc/invoke.texi (sra-max-structure-size): Removed.
14355 (sra-field-structure-ratio): Removed.
14357 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14359 PR middle-end/40291
14360 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14363 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14365 PR rtl-optimization/40101
14366 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14367 seqno. Adjust comment.
14368 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14369 inserting bookkeeping before a jump, the jump is not scheduled.
14370 When no positive seqno found, provide a value. Add comment.
14372 2009-05-29 Richard Guenther <rguenther@suse.de>
14374 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14375 short-cutting on the first component.
14377 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14379 PR middle-end/39958
14380 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14381 for trees other than decls/types.
14383 2009-05-29 Richard Guenther <rguenther@suse.de>
14385 * tree-ssa-operands.c (get_expr_operands): Do not handle
14386 INDIRECT_REFs in the handled-component case. Remove
14387 unused get_ref_base_and_extent case.
14388 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14389 tree_low_cst and host_integerp where possible.
14390 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14391 codes for equivalence.
14392 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14394 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14396 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14397 to tmake_file for i[34567]86-*-cygwin*.
14399 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14402 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14403 (altivec_categorize_keyword, init_vector_keywords,
14404 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14407 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14409 * tree.c (handle_dll_attribute): Check if node is
14410 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14412 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14414 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14416 (thumb2_zero_extendqidi2): Likewise.
14418 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14420 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14421 instead of gen_movrt.
14422 * config/sh/sh.md (movrt): Remove.
14424 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14426 * doc/invoke.texi (IA-64 Options):
14427 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14428 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14429 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14430 -msched-prefer-non-control-spec-insns,
14431 -msched-stop-bits-after-every-cycle,
14432 -msched-count-spec-in-critical-path,
14433 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14434 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14435 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14436 and -msched-spec-verbose.
14438 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14440 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14441 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14443 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14445 2009-05-28 Richard Guenther <rguenther@suse.de>
14447 * tree-ssa-alias.c (ao_ref_init): New function.
14448 (ao_ref_base): Likewise.
14449 (ao_ref_base_alias_set): Likewise.
14450 (ao_ref_alias_set): Likewise.
14451 (refs_may_alias_p_1): Change signature.
14452 (refs_may_alias_p): Adjust.
14453 (refs_anti_dependent_p): Likewise.
14454 (refs_output_dependent_p): Likewise.
14455 (call_may_clobber_ref_p_1): Change signature.
14456 (call_may_clobber_ref_p): Adjust.
14457 (stmt_may_clobber_ref_p_1): New function split out from ...
14458 (stmt_may_clobber_ref_p): ... here.
14459 (maybe_skip_until): Adjust signature.
14460 (get_continuation_for_phi): Likewise.
14461 (walk_non_aliased_vuses): Likewise.
14462 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14463 (ao_ref_init): Declare.
14464 (ao_ref_base): Likewise.
14465 (ao_ref_alias_set): Likewise.
14466 (stmt_may_clobber_ref_p_1): Likewise.
14467 (walk_non_aliased_vuses): Adjust.
14468 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14469 (get_ref_from_reference_ops): remove.
14470 (vn_reference_lookup_2): Adjust signature.
14471 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14472 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14473 (vn_reference_lookup): Adjust.
14474 (vn_reference_insert): Likewise.
14475 (vn_reference_insert_pieces): Adjust signature.
14476 (visit_reference_op_call): Adjust.
14477 * tree-ssa-pre.c (get_expr_type): Simplify.
14478 (phi_translate_1): Adjust.
14479 (compute_avail): Likewise.
14480 (translate_vuse_through_block): Do not re-build trees.
14481 (value_dies_in_block_x): Likewise.
14482 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14484 (vn_reference_lookup_pieces): Adjust declaration.
14485 (vn_reference_insert_pieces): Likewise.
14487 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14489 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14490 with checking disabled.
14492 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14496 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14497 macro definition for support of three-operand format aligned
14498 .comm directive in assembler on cygwin/pe/mingw target OS.
14499 * configure: Regenerate.
14500 * config.h: Regenerate.
14502 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14503 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14504 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14506 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14507 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14509 2009-05-28 Ira Rosen <irar@il.ibm.com>
14511 PR tree-optimization/40254
14512 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14513 in analysis of basic blocks.
14515 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14517 PR middle-end/33699
14518 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14519 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14520 (TARGET_INITIALIZER): Use it.
14521 * cse.c (CHEAPER): Move it up to the other macros.
14522 (insert): Rename this ...
14523 (insert_with_costs): ... to this. Add cost parameters. Update
14525 (insert): New function. Call insert_with_costs.
14526 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14527 find_reg_offset_for_const, try_const_anchors): New functions.
14528 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14529 when using a const-anchor. Call insert_const_anchors.
14530 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14531 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14533 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14535 * tree-inline.c (remap_decls): Enable nonlocalized variables
14536 when not optimizing.
14538 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14540 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14541 Simplify other tests involving optimize.
14543 2009-05-27 Tom Tromey <tromey@redhat.com>
14545 * unwind-dw2.c (_Unwind_DebugHook): New function.
14546 (uw_install_context): Call _Unwind_DebugHook.
14548 2009-05-27 Tom Tromey <tromey@redhat.com>
14550 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14552 2009-05-27 Ian Lance Taylor <iant@google.com>
14554 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14555 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14556 (ALL_LINKERFLAGS): Define.
14557 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14558 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14559 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14560 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14561 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14562 $(LINKER_FOR_BUILD).
14563 (build/gcov-iov$(build_exeext)): Likewise.
14565 2009-05-27 Julian Brown <julian@codesourcery.com>
14567 * gcse.c (target.h): Include.
14568 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14569 copy of argument to a pseudo register.
14571 2009-05-27 Diego Novillo <dnovillo@google.com>
14573 * tree-ssa-live.c (dump_scope_block): Document arguments.
14574 (dump_scope_blocks): Document.
14575 (debug_scope_blocks): New.
14576 * tree-flow.h (debug_scope_blocks): Declare.
14578 2009-05-21 Denis Chertykov <denisc@overta.ru>
14580 * doc/contrib.texi (Contributors): Add myself to the list.
14582 2009-05-27 Olivier Hainque <hainque@adacore.com>
14584 * expr.c (target_align): New function. Alignment the TARGET of an
14585 assignment may be assume to have.
14586 (highest_pow2_factor_for_target): Use it instead of relying on
14587 immediate tree attributes of TARGET, not necessarily honored when
14588 intermediate bitfields are involved.
14590 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14593 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14594 AVX, SSE4, AES, PCLMUL and POPCNT.
14596 2009-05-27 Diego Novillo <dnovillo@google.com>
14598 * tree-pretty-print.c (dump_location): New.
14599 (dump_generic_node): Call it.
14600 Factor code to handle BLOCK nodes ...
14601 (dump_block_node): ... here.
14603 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14605 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14607 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14609 * gcc-plugin.h: Include config.h and system.h.
14610 (IN_GCC): Define if not defined.
14612 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14614 PR middle-end/40249
14615 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14618 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14620 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14622 * config/m32r/m32r.h: Ditto.
14623 * config/m32r/m32r.md: Ditto.
14624 * config/m32r/predicates.md: Ditto.
14626 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14628 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14630 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14633 (Loading plugins): typo.
14634 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14635 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14636 (Interacting with the GCC Garbage Collector): Added new section.
14637 (Giving information about a plugin): Added new section for
14639 * ggc.h (ggc_register_root_tab): Added declaration.
14640 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14641 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14642 (register_callback): Improved comment in declaration.
14643 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14644 (extra_root_vec) Added static variable for dynamic roots registration.
14645 (ggc_register_root_tab) Added new routine.
14646 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14647 PLUGIN_GGC_MARKING event.
14648 * ggc-zone.c: Include plugin.h.
14649 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14650 * ggc-page.c: Include plugin.h.
14651 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14652 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14653 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14654 (register_callback): check lack of callbacks for
14655 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14656 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14657 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14658 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14659 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14660 dependency on plugin.h.
14661 (plugin.o): Added dependency on ggc.h...
14663 2009-05-26 Richard Guenther <rguenther@suse.de>
14665 PR middle-end/40248
14667 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14668 with mismatched comparison modes.
14670 * expr.c (expand_expr_real_1): Expand the operand of a
14671 VIEW_CONVERT_EXPR in its natural mode.
14673 2009-05-26 Ian Lance Taylor <iant@google.com>
14675 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14676 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14677 (ALL_COMPILERFLAGS): Define.
14678 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14679 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14680 (collect2$(exeext), collect2.o): Likewise.
14681 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14682 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14683 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14684 (libbackend.o, intl.o, cppdefault.o): Likewise.
14685 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14686 (build/%.o): Use $(COMPILER_FOR_BUILD).
14687 (build/gen%$(build_exeext)): Likewise.
14688 (build/gcov-iov$(build_exeext)): LIkewise.
14689 * config/t-darwin (darwin.o): Use $(COMPILER).
14690 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14691 * config/t-sol2 (sol2-c.o): Likewise.
14692 (sol2.o): Likewise.
14693 * config/t-vxworks (vxworks.o): Likewise.
14694 * config/x-darwin (host-darwin.o): Likewise.
14695 * config/x-hpux (host-hpux.o): Likewise.
14696 * config/x-linux (host-linux.o): Likewise.
14697 * config/x-solaris (host-solaris.o): Likewise.
14698 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14699 * config/arm/t-arm (arm-c.o): Likewise.
14700 * config/arm/t-pe (pe.o): Likewise.
14701 * config/arm/t-wince-pe (pe.o): Likewise.
14702 * config/i386/t-cygming (winnt.o): Likewise.
14703 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
14704 * config/i386/t-cygwin (cygwin1.o): Likewise.
14705 (cygwin2.o): Likewise.
14706 * config/i386/t-i386 (i386-c.o): Likewise.
14707 * config/i386/t-interix (winnt.o): Likewise.
14708 * config/i386/t-netware (netware.o): Likewise.
14709 * config/i386/t-nwld (nwld.o): Likewise.
14710 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
14711 * config/i386/x-i386 (driver-i386.o): Likewise.
14712 * config/i386/x-cygwin (host-cygwin.o): Likewise.
14713 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
14714 * config/ia64/t-ia64 (ia64-c.o): Likewise.
14715 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
14716 * config/mips/x-native (driver-native.o): Likewise.
14717 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
14718 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
14719 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
14720 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
14721 * config/score/t-score-elf (score7.o): Likewise.
14722 (score3.o): Likewise.
14723 * config/sh/t-sh (sh-c.o): Likewise.
14724 * config/sh/t-symbian (sh-c.o): Likewise.
14725 (symbian.o): Likewise.
14726 * config/spu/t-spu-elf (spu-c.o): Likewise.
14727 * config/v850/t-v850 (v850-c.o): Likewise.
14728 * config/v850/t-v850e (v850-c.o): Likewise.
14730 2009-05-26 Richard Guenther <rguenther@suse.de>
14732 PR tree-optimization/40122
14733 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
14734 VECTOR_CSTs if possible.
14735 (fold_gimple_assign): Likewise.
14737 2009-05-26 Richard Guenther <rguenther@suse.de>
14739 PR middle-end/40252
14740 * fold-const.c (fold_binary): Use the correct types for building
14743 2009-05-26 Richard Guenther <rguenther@suse.de>
14745 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
14746 redundant calls to merge_alias_info.
14747 (bump_vector_ptr): Likewise.
14748 * tree-ssa-copy.c (merge_alias_info): Remove.
14749 (replace_exp_1): Remove call to merge_alias_info.
14750 (propagate_tree_value): Likewise.
14751 (fini_copy_prop): Propagate points-to info.
14752 * tree-flow.h (merge_alias_info): Remove.
14754 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14756 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
14758 2009-05-25 Jan Hubicka <jh@suse.cz>
14760 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14761 * cgraph.h (struct inline_summary): New filed self_wize,
14762 size_inlining_benefit, self_time and time_inlining_benefit.
14763 (struct cgraph_global_info): Replace insns by time ans size fields.
14764 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14765 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14766 (ipcp_update_callgraph): Do not touch function bodies.
14767 * ipa-inline.c: Include except.h
14768 (MAX_TIME): New constant.
14769 (overall_insns): Remove.
14770 (leaf_node_p): New.
14771 (overall_size, max_benefit): New static variables.
14772 (cgraph_estimate_time_after_inlining): New function.
14773 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14774 (cgraph_clone_inlined_nodes): Update size.
14775 (cgraph_mark_inline_edge): Update size.
14776 (cgraph_estimate_growth): Use size info.
14777 (cgraph_check_inline_limits): Check size.
14778 (cgraph_default_inline_p): Likewise.
14779 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14780 (cgraph_decide_recursive_inlining): Check size.
14781 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14783 (cgraph_decide_inlining): Likewise.
14784 (cgraph_decide_inlining_incrementally): Likewise; honor
14785 PARAM_EARLY_INLINING_INSNS.
14786 (likely_eliminated_by_inlining_p): New predicate.
14787 (estimate_function_body_sizes): New function.
14788 (compute_inline_parameters): Use it.
14789 * except.c (must_not_throw_labels): New function.
14790 * except.h (must_not_throw_labels): Declare.
14791 * tree-inline.c (init_inline_once): Kill inlining_weigths
14792 * tree-ssa-structalias.c: Avoid uninitialized warning.
14793 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14794 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14795 (PARAM_INLINE_CALL_COST): Remove.
14796 (PARAM_EARLY_INLINING_INSNS): New.
14798 2009-05-25 Richard Guenther <rguenther@suse.de>
14800 PR tree-optimization/36327
14801 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
14802 callback for reference translation or lookup at the point of may-defs.
14803 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
14804 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
14805 for union COMPONENT_REFs.
14806 (vn_reference_lookup_3): New callback. Lookup from memset
14807 and CONSTRUCTOR assignment, translate through struct copies.
14808 (vn_reference_lookup_pieces): Make sure to not free the
14809 passed operands array. Adjust walk_non_aliased_vuses call.
14810 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
14811 make sure we do not leak memory.
14813 2009-05-25 Richard Guenther <rguenther@suse.de>
14815 * tree-ssa-alias.h (dump_points_to_solution): Declare.
14816 * tree-inline.c (expand_call_inline): Reset the escaped and
14817 callused solutions.
14818 * tree-ssa-structalias.c (pass_build_ealias): New.
14819 * tree-pass.h (pass_build_ealias): Declare.
14820 * passes.c (init_optimization_passes): Add PTA during
14821 early optimizations.
14822 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14823 and CALLUSED solutions.
14824 (dump_points_to_solution): New function, split out from ...
14825 (dump_points_to_info_for): ... here.
14826 * tree-parloops.c (parallelize_loops): Reset the escaped and
14827 callused solutions.
14829 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14832 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14833 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14835 2009-05-25 Ira Rosen <irar@il.ibm.com>
14837 PR tree-optimization/40238
14838 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14839 statements after basic block's labels.
14840 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14841 to free the allocated memory.
14843 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14845 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14846 return address with a USE.
14848 2009-05-24 Richard Guenther <rguenther@suse.de>
14850 PR middle-end/40233
14851 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14852 array type from the main variant of the inner type.
14854 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14856 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14857 definition to bool (from int) to un-break build.
14858 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14860 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14862 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14863 discard_stmt_changes): Delete.
14864 * tree-ssa-operands.c (scb_stack): Delete.
14865 (init_ssa_operands): Do not initialize it.
14866 (fini_ssa_operands): Do not free it.
14867 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14869 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14870 update_stmt, remove the others. Fix comments.
14871 * tree-dfa.c (optimize_stack_restore): Likewise.
14872 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14873 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14874 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14875 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14877 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14878 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14879 (dom_opt_finalize_block): Likewise, adjusting access to
14881 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14882 (stmts_to_rescan): Change item type to gimple.
14883 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14885 2009-05-24 Ira Rosen <irar@il.ibm.com>
14887 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14888 * tree-pass.h (pass_slp_vectorize): New pass.
14889 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14890 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14891 * tree-vectorizer.c (timevar.h): Include.
14892 (user_vect_verbosity_level): Declare.
14893 (vect_location): Fix comment.
14894 (vect_set_verbosity_level): Update user_vect_verbosity_level
14895 instead of vect_verbosity_level.
14896 (vect_set_dump_settings): Add an argument. Ignore user defined
14897 verbosity if dump flags require higher level of verbosity. Print to
14898 stderr only for loop vectorization.
14899 (vectorize_loops): Update call to vect_set_dump_settings.
14900 (execute_vect_slp): New function.
14901 (gate_vect_slp): Likewise.
14902 (struct gimple_opt_pass pass_slp_vectorize): New.
14903 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14904 access its members.
14905 (vec_info_for_bb): New function.
14906 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14907 (VECTORIZATION_ENABLED): New macro.
14908 (SLP_ENABLED, SLP_DISABLED): Likewise.
14909 (vect_is_simple_use): Add bb_vec_info argument.
14910 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14911 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14912 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14913 vect_schedule_slp, vect_analyze_slp): Likewise.
14914 (vect_analyze_stmt): Add slp_tree argument.
14915 (find_bb_location): Declare.
14916 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14917 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14918 (vect_analyze_loop_operations, vect_analyze_loop,
14919 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14920 vect_finalize_reduction, vectorizable_reduction,
14921 vectorizable_live_operation, vect_transform_loop): Likewise.
14922 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14923 skip evolution analysis if analyzing a basic block.
14924 (dr_analyze_indices): Likewise.
14925 (initialize_data_dependence_relation): Skip the test whether the
14926 object is invariant for basic blocks.
14927 (compute_all_dependences): Skip dependence analysis for data
14928 references in basic blocks.
14929 (find_data_references_in_stmt): Don't fail in case of invariant
14930 access in basic block.
14931 (find_data_references_in_bb): New function.
14932 (find_data_references_in_loop): Move code to
14933 find_data_references_in_bb and add a call to it.
14934 (compute_data_dependences_for_bb): New function.
14935 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14936 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14938 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14939 unknown dependence in basic block and fail in case of dependence in
14941 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14942 dependence instances from either loop or basic block vectorization
14944 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14945 before calling nested_in_vect_loop_p.
14946 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14947 dependence instances from either loop or basic block vectorization
14949 (vect_verify_datarefs_alignment): Likewise.
14950 (vect_enhance_data_refs_alignment): Adjust function calls.
14951 (vect_analyze_data_refs_alignment): Likewise.
14952 (vect_analyze_group_access): Fix printing. Skip different checks if
14953 DR_STEP is 0. Keep strided stores either in loop or basic block
14954 vectorization data structure. Fix indentation.
14955 (vect_analyze_data_ref_access): Fix comments, allow zero step in
14957 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
14958 dependence instances from either loop or basic block vectorization
14960 (vect_analyze_data_refs): Update comment. Call
14961 compute_data_dependences_for_bb to analyze basic blocks.
14962 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
14963 case of loop vectorization. In case of basic block vectorization use
14964 data-ref itself as a base.
14965 (vect_create_data_ref_ptr): In case of basic block vectorization:
14966 don't advance the pointer, add new statements before the current
14967 statement. Adjust function calls.
14968 (vect_supportable_dr_alignment): Support only aligned accesses in
14969 basic block vectorization.
14970 * common.opt (ftree-slp-vectorize): New flag.
14971 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
14972 (vect_pattern_recog_1): Likewise.
14973 * tree-vect-stmts.c (process_use): Likewise.
14974 (vect_init_vector): Add new statements in the beginning of the basic
14975 block in case of basic block SLP.
14976 (vect_get_vec_def_for_operand): Adjust function calls.
14977 (vect_finish_stmt_generation): Likewise.
14978 (vectorizable_call): Add assert that it is loop vectorization, adjust
14980 (vectorizable_conversion, vectorizable_assignment): Likewise.
14981 (vectorizable_operation): In case of basic block SLP, take
14982 vectorization factor from statement's type and skip the relevance
14983 check. Adjust function calls.
14984 (vectorizable_type_demotion): Add assert that it is loop
14985 vectorization, adjust function calls.
14986 (vectorizable_type_promotion): Likewise.
14987 (vectorizable_store): Check for outer loop only in case of loop
14988 vectorization. Adjust function calls. For basic blocks, skip the
14989 relevance check and don't advance pointers.
14990 (vectorizable_load): Likewise.
14991 (vectorizable_condition): Add assert that it is loop vectorization,
14992 adjust function calls.
14993 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
14994 that it is not reduction, get vector type, call only supported
14995 functions, skip loop specific parts.
14996 (vect_transform_stmt): Check for outer loop only in case of loop
14998 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
14999 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15000 for external definition.
15001 * passes.c (pass_slp_vectorize): New pass.
15002 * tree-vect-slp.c (find_bb_location): New function.
15003 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15004 check for patterns only in loops.
15005 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15006 case of multiple types in basic block SLP.
15007 (vect_mark_slp_stmts_relevant): New function.
15008 (vect_supported_load_permutation_p): Fix comment.
15009 (vect_analyze_slp_instance): Add argument. In case of basic block
15010 SLP, take vectorization factor from statement's type, check that
15011 unrolling factor is 1. Adjust function call. Save SLP instance in
15012 either loop or basic block vectorization structure. Return FALSE,
15014 (vect_analyze_slp): Add argument. Get strided stores groups from
15015 either loop or basic block vectorization structure. Return FALSE
15016 if basic block SLP failed.
15017 (new_bb_vec_info): New function.
15018 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15019 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15020 (vect_schedule_slp): Add argument. Get SLP instances from either
15021 loop or basic block vectorization structure. Set vectorization factor
15022 to be 1 for basic block SLP.
15023 (vect_slp_transform_bb): New function.
15024 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15026 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15028 * final.c (shorten_branches): Do not align labels for jump tables.
15029 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15031 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15033 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15034 Remove outdated reference to flow.c and fix nits.
15035 * doc/gccint.texi: Tweak RTL description.
15036 * doc/rtl.texi: Likewise.
15038 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15040 * config/avr/avr.c: Change my email address.
15041 * config/avr/avr.h: Likewise.
15042 * config/avr/avr.md: Likewise.
15043 * config/avr/avr-protos.h: Likewise.
15044 * config/avr/libgcc.S: Likewise.
15046 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15048 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15049 (spu_split_load, spu_split_store): Change return type to int.
15050 (spu_split_convert): Declare.
15051 * config/spu/predicates.md (spu_mem_operand): Remove.
15052 (spu_mov_operand): Update.
15053 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15054 * config/spu/spu.c (regno_aligned_for_load): Remove.
15055 (reg_aligned_for_addr, spu_expand_load): Define.
15056 (spu_expand_extv): Reimplement and handle MEM.
15057 (spu_expand_insv): Handle MEM.
15058 (spu_sched_reorder): Handle insn's with length 0.
15059 (spu_legitimate_address_p): Reimplement.
15060 (store_with_one_insn_p): Return TRUE for any mode with size
15061 larger than 16 bytes.
15062 (address_needs_split): Define.
15063 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15065 (spu_convert_move): Define.
15066 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15067 (spu_split_store): Change all MEM's to TImode.
15068 (spu_init_expanders): Preallocate registers that correspond to
15069 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15071 (spu_split_convert): Define.
15072 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15073 (_move<mode>, _movdi, _movti): Update predicate and condition.
15074 (load, store): Change to define_split.
15075 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15077 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15078 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15079 define_insn_and_split of lshr<mode>3.
15080 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15081 (<v>ashr<mode>3_imm): Define.
15082 (extv, extzv, insv): Allow MEM operands.
15083 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15084 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15085 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15086 (_spu_convert2): Change to define_insn_and_split and remove the
15087 corresponding define_peephole2.
15088 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15089 Change predicates to memory_operand.
15091 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15093 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15095 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15097 PR tree-optimization/40219
15098 * tree.c (iterative_hash_expr): Make sure the builtin function is
15099 a normal builtin function and not a front end or back end builtin
15100 before indexing into the built_in_decls array.
15102 2009-05-22 Richard Guenther <rguenther@suse.de>
15104 PR middle-end/38964
15105 * alias.c (write_dependence_p): Do not use TBAA for answering
15106 anti-dependence or output-dependence.
15107 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15108 (emit_pointer_definition): Remove.
15109 (emit_alias_warning): Likewise.
15110 (find_what_var_points_to): Remove TBAA pruning code.
15111 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15113 (compute_points_to_sets): Remove code computing the set of
15114 dereferenced pointers.
15115 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15116 oracle for querying anti and output dependencies.
15117 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15118 if TBAA may be applied.
15119 (refs_anti_dependent_p): New function.
15120 (refs_output_dependent_p): Likewise.
15121 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15122 (refs_output_dependent_p): Likewise.
15123 * doc/tree-ssa.texi (Memory model): New section.
15124 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15125 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15126 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15127 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15128 * expr.c (expand_expr_real_1): Likewise.
15129 * gimple-low.c (lower_stmt): Likewise.
15130 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15131 (dump_gimple_cdt): Remove.
15132 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15133 (gimple_size): Likewise.
15134 (walk_gimple_op): Likewise.
15135 (is_gimple_stmt): Likewise.
15136 (walk_stmt_load_store_addr_ops): Likewise.
15137 (gimple_build_cdt): Remove.
15138 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15139 * gimple.h (gimple_cdt_new_type): Remove.
15140 (gimple_cdt_new_type_ptr): Likewise.
15141 (gimple_cdt_set_new_type): Likewise.
15142 (gimple_cdt_location): Likewise.
15143 (gimple_cdt_location_ptr): Likewise.
15144 (gimple_cdt_set_location): Likewise.
15145 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15146 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15147 GIMPLE_CHANGE_DYNAMIC_TYPE.
15148 (verify_types_in_gimple_stmt): Likewise.
15149 * tree-inline.c (estimate_num_insns): Likewise.
15150 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15151 (copy_decl_to_var): Likewise.
15152 (copy_result_decl_to_var): Likewise.
15153 * tree-pretty-print.c (dump_generic_node): Do not handle
15154 CHANGE_DYNAMIC_TYPE_EXPR.
15155 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15156 * tree-ssa-operands.c (get_expr_operands): Likewise.
15157 * tree-ssa-structalias.c (struct variable_info): Remove
15158 no_tbaa_pruning member.
15159 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15160 (unify_nodes): Do not copy it.
15161 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15162 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15163 (set_uids_in_ptset): Do not check it.
15164 (find_what_var_points_to): Likewise.
15165 (compute_tbaa_pruning): Remove.
15166 (compute_points_to_sets): Do not call it.
15167 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15168 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15169 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15170 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15171 (DECL_NO_TBAA_P): Likewise.
15172 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15173 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15174 (expand_omp_atomic_pipeline): Do not set it.
15175 * print-tree.c (print_node): Do not dump it.
15176 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15179 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15182 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15185 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15187 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15190 2009-05-22 Ben Elliston <bje@au.ibm.com>
15192 * Makefile.in (bversion.h, s-bversion): New targets.
15193 (TOPLEV_H): Add bversion.h.
15194 * toplev.h: Include "bversion.h".
15195 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15196 the __format__ attribute only if compiling with the same version
15197 of GCC as the sources (the "build version").
15199 2009-05-22 Ben Elliston <bje@au.ibm.com>
15201 * c-format.c (handle_format_attribute): Fix comment typo.
15203 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15206 * config/ia64/ia64.opt (mfused-madd): New.
15207 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15208 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15209 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15210 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15211 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15212 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15213 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15214 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15215 instruction if !TARGET_FUSED_MADD.
15216 (fpma, fpms): Remove colon from name.
15218 2009-05-22 Richard Guenther <rguenther@suse.de>
15220 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15221 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15222 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15224 (create_expression_by_pieces): Only convert if necessary.
15225 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15226 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15228 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15230 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15231 regular pattern from a template and rename it ...
15232 (*extzv_truncsi_exts): ... to this.
15234 2009-05-21 Richard Guenther <rguenther@suse.de>
15236 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15237 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15238 (cgraph_default_inline_p): Likewise.
15239 (cgraph_decide_inlining_incrementally): Likewise.
15241 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15242 Uros Bizjak <ubizjak@gmail.com>
15244 * config/i386/cpuid.h (bit_MOVBE): New.
15246 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15248 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15249 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15250 (ix86_handle_option): Handle OPT_mmovbe.
15251 (ix86_target_string): Add -mmovbe.
15252 (pta_flags): Add PTA_MOVBE.
15253 (processor_alias_table): Add PTA_MOVBE to "atom".
15254 (override_options): Handle PTA_MOVBE.
15256 * config/i386/i386.h (TARGET_MOVBE): New.
15258 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15259 (*bswapsi_movbe): New.
15260 (*bswapdi_movbe): Likewise.
15261 (bswapdi2): Renamed to ...
15262 (*bswapdi_1): This.
15263 (bswapdi2): New expander.
15265 * config/i386/i386.opt (mmovbe): New.
15267 * doc/invoke.texi: Document -mmovbe.
15269 2009-05-21 Taras Glek <tglek@mozilla.com>
15271 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15272 * gcc-plugin.h (plugin_init): Updated signature.
15273 * gcc-plugin.h (plugin_name_args): Moved to this header.
15274 * doc/plugins.texi (plugin_init): Updated documention to reflect
15276 * doc/plugins.texi (plugin_name_args): Added to documention.
15278 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15280 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15281 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15283 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15285 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15286 JUMP_TABLE_DATA_P predicates where applicable.
15287 * config/i386/predicates.md: Ditto.
15288 * config/i386/sse.md: Ditto.
15290 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15292 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15293 operand2 -128 override length_immediate attribute to 1.
15294 * config/i386/predicates.md (constm128_operand): New predicate.
15296 * config/i386/i386.c (memory_address_length): Handle %r12
15297 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15299 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15300 mode look through optional ZERO_EXTEND and SUBREG.
15301 * config/i386/i386.md (R12_REG): New define_constant.
15302 (prefix_data16): For sse unit set also for MODE_TI insns.
15303 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15304 insns set if operand 1 is ext_QIreg_operand.
15305 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15306 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15308 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15309 mode from MODE_DI to MODE_SI.
15310 (movdi_1_rex64): Override modrm and length_immediate attributes
15311 only for movabs (TYPE_IMOV, alternative 2).
15312 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15313 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15314 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15315 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15316 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15317 prefix_rex attribute if DImode.
15318 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15319 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15320 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15321 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15322 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15323 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15324 Likewise. For TYPE_IMOV clear length_immediate attribute.
15325 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15326 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15327 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15328 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15329 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15330 or one operand TYPE_ISHIFT.
15331 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15332 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15333 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15334 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15335 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15336 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15337 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15338 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15339 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15340 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15341 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15342 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15343 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15344 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15345 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15346 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15347 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15348 set mode attribute, don't override length attribute.
15349 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15351 (return_internal_long): Set length attribute to 2 instead of 1.
15352 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15353 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15354 prefix_rex attribute.
15355 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15357 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15359 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15361 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15363 2009-05-20 Ian Lance Taylor <iant@google.com>
15365 * tree.c (build_tree_list_vec_stat): New function.
15366 (ctor_to_vec): New function.
15367 (build_nt_call_vec): New function.
15368 (build_call_array): Change args to be a const pointer.
15369 (build_call_vec): New function.
15370 * tree.h (build_nt_call_vec): Declare.
15371 (build_tree_list_vec_stat): Declare.
15372 (build_tree_list_vec): Define.
15373 (build_call_array): Update declaration.
15374 (build_call_vec): Declare.
15375 (ctor_to_vec): Declare.
15376 * c-common.c (tree_vector_cache): New static variable.
15377 (make_tree_vector): New function.
15378 (release_tree_vector): New function.
15379 (make_tree_vector_single): New function.
15380 (make_tree_vector_copy): New function.
15381 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15382 (make_tree_vector_single, make_tree_vector_copy): Declare.
15383 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15384 (c_parser_expr_list): Don't manage cache here, instead call
15386 (c_parser_release_expr_list): Remove static function.
15387 (c_parser_vec_to_tree_list): Remove static function.
15388 (c_parser_attributes): Call build_tree_list_vec instead of
15389 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15390 c_parser_release_expr_list.
15391 (c_parser_postfix_expression_after_primary): Likewise.
15392 (c_parser_objc_keywordexpr): Likewise.
15394 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15396 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15397 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15398 TARGET_CONVERT_TO_TYPE.
15399 * hooks.c (hook_tree_const_tree_null): Define.
15400 * hooks.h (hook_tree_const_tree_null): Declare.
15401 * target.h (struct gcc_target): Add invalid_parameter_type,
15402 invalid_return_type, promoted_type, and convert_to_type fields.
15403 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15404 (TARGET_INVALID_RETURN_TYPE): Define.
15405 (TARGET_PROMOTED_TYPE): Define.
15406 (TARGET_CONVERT_TO_TYPE): Define.
15407 (TARGET_INITIALIZER): Update for new fields.
15408 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15409 (grokparms): Check targetm.invalid_parameter_type.
15410 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15411 * c-convert.c (convert): Check targetm.convert_to_type.
15413 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15415 * config/mips/mips.md (*extenddi_truncate<mode>,
15416 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15418 (*extendhi_truncateqi): New define_insn_and_sptit.
15420 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15422 PR middle-end/40204
15423 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15424 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15426 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15428 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15429 the operand of VIEW_CONVERT_EXPR.
15431 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15433 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15434 extended family and model for Intel processors. Support Intel Atom.
15436 2009-05-20 Olivier Hainque <hainque@adacore.com>
15438 * gstab.h (stab_code_type): Define, to be used instead of the
15439 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15441 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15442 occurrences by stab_code_type.
15443 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15445 2009-05-20 Martin Jambor <mjambor@suse.cz>
15447 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15448 (sra_insert_before): Likewise.
15449 (sra_insert_after): Likewise.
15450 (sra_init_cache): Likewise.
15451 (sra_type_can_be_decomposed_p): Likewise.
15452 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15453 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15454 (sra_insert_before): Likewise.
15455 (sra_insert_after): Likewise.
15456 (sra_init_cache): Likewise.
15457 (insert_edge_copies_seq): Made static and moved upwards.
15459 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15462 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15464 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15465 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15468 2009-05-20 Richard Guenther <rguenther@suse.de>
15470 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15471 with mismatched comparison modes.
15473 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15475 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15476 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15477 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15478 with shifts for Thumb2.
15479 (orsi_notsi): New for orn.
15480 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15481 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15482 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15483 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15484 Don't invert remainder for IOR.
15486 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15488 PR tree-optimization/40087
15489 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15490 number_of_iterations_ne): Rename never_infinite argument.
15491 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15492 number_of_iterations_le): Handle pointer-type ivs when
15493 exit_must_be_taken is false.
15494 (number_of_iterations_cond): Do not always assume that
15495 exit_must_be_taken if the control variable is a pointer.
15497 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15499 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15500 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15502 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15504 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15505 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15507 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15510 * c.opt (Wlogical-op): Disabled by default.
15511 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15513 * doc/invoke.texi (Wlogical-op): Likewise.
15515 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15517 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15519 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15520 Propagate the type of the first operand.
15521 <ASSERT_EXPR>: Simplify.
15522 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15523 Rewrite using the RHS code as discriminant.
15524 <NOP_EXPR>: Turn into CASE_CONVERT.
15525 <PLUS_EXPR>: Propagate the type of the first operand.
15527 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15529 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15530 (ia64_dconst_0_375): New.
15531 * config/ia64/ia64.c (ia64_override_options): Remove
15532 -minline-sqrt-min-latency warning.
15533 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15534 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15535 * config/ia64/ia64.md (*sqrt_approx): Remove.
15536 (sqrtsf2): Remove #if 0.
15537 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15538 (sqrtdf): Remove assert.
15539 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15540 (sqrtxf2): Remove #if 0.
15541 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15542 * div.md (sqrt_approx_rf): New.
15543 (sqrtsf2_internal_thr): New implementation.
15544 (sqrtsf2_internal_lat): New.
15545 (sqrtdf2_internal_thr: New implementation.
15546 (sqrtxf2_internal): New implementation.
15548 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15549 Hans-Peter Nilsson <hp@axis.com>
15551 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15552 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15553 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15554 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15555 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15556 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15557 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15558 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15559 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15560 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15561 * c-common.c: ...from here.
15563 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15565 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15567 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15569 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15571 2009-05-19 Ben Elliston <bje@au.ibm.com>
15573 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15574 assignments with memcpy calls.
15575 (add_fdes): Likewise.
15576 (binary_search_unencoded_fdes): Likewise.
15577 (linear_search_fdes): Eliminate type puns.
15579 2009-05-19 Richard Guenther <rguenther@suse.de>
15581 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15582 not falsely claim to have propagated into all uses.
15584 2009-05-19 Ben Elliston <bje@au.ibm.com>
15586 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15589 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15591 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15592 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15593 (TARGET_LEGITIMATE_ADDRESS_P): New.
15594 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15595 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15597 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15600 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15601 child of the containing namespace's DIE.
15603 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15605 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15606 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15607 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15610 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15613 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15614 gen_align with gen_pad.
15615 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15616 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15618 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15619 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15621 * config/i386/i386.md (align): Renamed to ...
15622 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15623 ASM_OUTPUT_MAX_SKIP_PAD.
15625 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15627 * config.gcc: Fix variable syntax.
15630 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15631 before calling exact_log2.
15632 (output_iorsi3): Likewise.
15633 (output_xorsi3): Likewise.
15635 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15637 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15638 for the none zero constant operand except for EQ and NE
15639 comprisons even when the first operand is R0.
15641 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15643 * config/s390/2064.md: Remove trailing whitespaces.
15644 * config/s390/2084.md: Likewise.
15645 * config/s390/constraints.md: Likewise.
15646 * config/s390/fixdfdi.h: Likewise.
15647 * config/s390/libgcc-glibc.ver: Likewise.
15648 * config/s390/s390-modes.def: Likewise.
15649 * config/s390/s390-protos.h: Likewise.
15650 * config/s390/s390.c: Likewise.
15651 * config/s390/s390.h: Likewise.
15652 * config/s390/s390.md: Likewise.
15653 * config/s390/tpf-unwind.h: Likewise.
15655 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15657 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15659 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15662 * configure.ac (m68k-*-*): Check if binutils support TLS.
15663 * configure: Regenerate.
15664 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15665 * config/m68k/constraints.md (Cu): New constraint.
15666 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15667 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15668 (movsi): Handle TLS symbols.
15669 (addsi3_5200): Handle XTLS symbols, indent.
15670 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15671 (m68k_tls_reference_p): Declare.
15672 (m68k_legitimize_address): Declare.
15673 (m68k_unwrap_symbol): Declare.
15674 * config/m68k/m68k.opt (mxtls): New option.
15675 * config/m68k/m68k.c (ggc.h): Include.
15676 (m68k_output_dwarf_dtprel): Implement hook.
15677 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15678 (m68k_expand_prologue): Load GOT pointer when function needs it.
15679 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15680 (m68k_legitimate_constant_address_p): Same.
15681 (m68k_decompose_address): Handle TLS references.
15682 (m68k_get_gp): New static function.
15683 (enum m68k_reloc): New contants.
15684 (TLS_RELOC_P): New macro.
15685 (m68k_wrap_symbol): New static function.
15686 (m68k_unwrap_symbol): New function.
15687 (m68k_final_prescan_insn_1): New static function.
15688 (m68k_final_prescan_insn): New function.
15689 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15691 (legitimize_pic_address): Handle TLS references..
15692 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15693 (m68k_libcall_value_in_a0_p)
15694 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15695 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15696 (m68k_legitimize_tls_address): Handle TLS references.
15697 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15699 (m68k_legitimize_address): Handle TLS symbols.
15700 (m68k_get_reloc_decoration): New static function.
15701 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
15703 (m68k_output_dwarf_dtprel): Implement hook.
15704 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
15705 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
15706 m68k_call_* routines.
15707 (sched_attr_op_type): Handle TLS symbols.
15708 (gt-m68k.h): Include.
15709 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
15710 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
15712 2009-05-18 Martin Jambor <mjambor@suse.cz>
15714 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
15715 (visit_store_addr_for_mod_analysis): New function.
15716 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
15717 (determine_cst_member_ptr): Use gimple_assign_single_p.
15718 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
15719 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
15720 operands. Don't check number of operands of a NOP_EXPR.
15722 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
15724 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
15726 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
15729 * c-common.c (warn_logical_operator): Don't warn if one of
15730 expression isn't always true or false.
15732 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
15734 * config/i386/biarch32.h: New file.
15735 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
15737 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
15739 * config/mips/mips.md (*zero_extend<mode>_trunchi,
15740 *zero_extend<mode>_truncqi): Merge these into ...
15741 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
15742 Name the pattern following this as *zero_extendhi_truncqi.
15744 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
15746 PR middle-end/39301
15747 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
15748 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
15749 (output_info): Make field HOST_WIDEST_INT.
15750 (print_statistics): Use HOST_WIDEST_INT_PRINT.
15751 (dump_bitmat_statistics): Same.
15753 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
15755 * config.gcc (use_gcc_stdint): Set to wrap.
15756 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15757 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15758 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15759 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15760 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15761 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15762 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15763 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15765 2009-05-16 Joseph Myers <joseph@codesourcery.com>
15767 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
15769 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
15770 Move definitions earlier.
15771 (OPT_ARCH64, OPT_ARCH32): Define.
15772 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
15775 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15778 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
15781 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15783 * arm.md (movdi2): Copy non-reg values to DImode registers.
15785 2009-05-16 Jakub Jelinek <jakub@redhat.com>
15788 * final.c (label_to_max_skip): New function.
15789 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
15790 CODE_LABEL_NUMBER <= max_labelno.
15791 * output.h (label_to_max_skip): New prototype.
15792 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
15793 (ix86_avoid_jump_mispredicts): ... this. Don't define if
15794 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
15795 Handle CODE_LABELs with >= 16 byte alignment or with
15796 max_skip == (1 << align) - 1.
15797 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
15798 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
15801 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
15802 .p2align 3 if MAX_SKIP is smaller than 7.
15803 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15805 2009-05-15 Ian Lance Taylor <iant@google.com>
15807 * alias.c (struct alias_set_entry_d): Rename from struct
15808 alias_set_entry. Change all uses.
15809 * except.c (struct call_site_record_d): Rename from struct
15810 call_site_record. Change all uses.
15811 * except.h (struct eh_region_d): Rename from struct eh_region.
15813 * gcse.c (struct hash_table_d): Rename from struct hash_table.
15815 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
15816 ivtype_map_elt. Change all uses.
15817 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15819 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15820 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15822 (struct sese_d): Rename from struct sese. Change all uses.
15823 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15824 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15825 * optabs.h (struct optab_d): Rename from struct optab. Change all
15827 (struct convert_optab_d): Rename from struct convert_optab.
15829 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15830 ipa_opt_pass. Change all uses.
15831 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15834 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15835 defined as a typedef.
15836 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15839 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15842 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15844 (merge_ranges): Returns bool.
15845 * tree.h (make_range): .. to here.
15846 (build_range_check): Likewise.
15847 (merge_ranges): Likewise. Renamed from merge_ranges.
15848 * c-typeck.c (parser_build_binary_op): Update calls to
15849 warn_logical_operator.
15850 * c-common.c (warn_logical_operator): Add new warning.
15851 * c-common.h (warn_logical_operator): Update declaration.
15853 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15855 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15857 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15859 * doc/install.texi: Document MPC requirements, flags etc.
15861 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15862 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15863 Evaluate constant arguments.
15864 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15865 (fold_builtin_1): Likewise, also evaluate constant arguments.
15866 Remove superfluous break.
15867 (do_mpc_ckconv): New.
15868 * real.h: Include mpc.h.
15869 * toplev.c (print_version): Output MPC version info if available.
15871 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15873 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15875 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15877 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15880 2009-05-15 Jan Hubicka <jh@suse.cz>
15882 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15883 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15884 (try_inline): Fix return value.
15885 (cgraph_decide_inlining_incrementally): Honor new value.
15886 (cgraph_early_inlining): Handle indirect inlining.
15887 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15889 2009-05-15 Jan Hubicka <jh@suse.cz>
15891 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15892 * cgraphunit.c (cgraph_finalize_function): Set it.
15893 (cgraph_expand_function): Use it.
15895 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15897 * real.c (encode_ieee_half): Define.
15898 (decode_ieee_half): Define.
15899 (ieee_half_format): Define.
15900 (arm_half_format): Define.
15901 * real.h (ieee_half_format): Declare.
15902 (arm_half_format): Declare.
15904 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15906 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15907 swapped, and reversed optabs exist before trying to use them.
15909 2009-05-15 Paul Brook <paul@codesourcery.com>
15910 Sandra Loosemore <sandra@codesourcery.com>
15912 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15913 loads. Allow PRE_DEC.
15914 (output_move_neon): Handle PRE_DEC.
15915 (arm_print_operand): Add 'A' for neon structure loads.
15916 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15917 * config/arm/neon.md (neon_mov): Update comment.
15918 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15920 (Um): New constraint.
15922 2009-05-15 Jan Hubicka <jh@suse.cz>
15924 Revert the following patch until testsuite fallout is fixed:
15925 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15926 * cgraph.h (struct inline_summary): New filed self_wize,
15927 size_inlining_benefit, self_time and time_inlining_benefit.
15928 (struct cgraph_global_info): Replace insns by time ans size fields.
15929 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15930 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15931 (ipcp_update_callgraph): Do not touch function bodies.
15932 * ipa-inline.c: Include except.h
15933 (MAX_TIME): New constant.
15934 (overall_insns): Remove
15935 (overall_size, max_benefit): New static variables.
15936 (cgraph_estimate_time_after_inlining): New function.
15937 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15938 (cgraph_clone_inlined_nodes): Update size.
15939 (cgraph_mark_inline_edge): Update size.
15940 (cgraph_estimate_growth): Use size info.
15941 (cgraph_check_inline_limits): Check size.
15942 (cgraph_default_inline_p): Likewise.
15943 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15944 (cgraph_decide_recursive_inlining): Check size.
15945 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15947 (cgraph_decide_inlining): Likewise.
15948 (cgraph_decide_inlining_incrementally): Likewise; honor
15949 PARAM_EARLY_INLINING_INSNS.
15950 (likely_eliminated_by_inlining_p): New predicate.
15951 (estimate_function_body_sizes): New function.
15952 (compute_inline_parameters): Use it.
15953 * except.c (must_not_throw_labels): New function.
15954 * except.h (must_not_throw_labels): Declare.
15955 * tree-inline.c (init_inline_once): Kill inlining_weigths
15956 * tree-ssa-structalias.c: Avoid uninitialized warning.
15957 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15958 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15959 (PARAM_INLINE_CALL_COST): Remove.
15960 (PARAM_EARLY_INLINING_INSNS): New.
15962 2009-05-15 Richard Guenther <rguenther@suse.de>
15964 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
15965 not TODO_update_ssa.
15967 2009-05-15 Richard Guenther <rguenther@suse.de>
15969 PR tree-optimization/39999
15970 * gimple.h (gimple_expr_type): Use the expression type looking
15971 through useless conversions.
15972 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
15973 (vn_nary_op_insert_stmt): Likewise.
15974 (simplify_binary_expression): Likewise.
15976 2009-05-15 Richard Guenther <rguenther@suse.de>
15978 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15979 New options, enabled by default.
15980 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15982 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
15983 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
15984 * tree-ssa-structalias.c (gate_tree_pta): New function.
15985 (pass_build_alias): Use it.
15987 2009-05-15 Joseph Myers <joseph@codesourcery.com>
15989 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
15990 recurse on an invariant address if a conversion from a pointer
15991 type to a wider integer type is involved.
15993 2009-05-15 Jan Hubicka <jh@suse.cz>
15995 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15996 * cgraph.h (struct inline_summary): New filed self_wize,
15997 size_inlining_benefit, self_time and time_inlining_benefit.
15998 (struct cgraph_global_info): Replace insns by time ans size fields.
15999 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16000 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16001 (ipcp_update_callgraph): Do not touch function bodies.
16002 * ipa-inline.c: Include except.h
16003 (MAX_TIME): New constant.
16004 (overall_insns): Remove
16005 (overall_size, max_benefit): New static variables.
16006 (cgraph_estimate_time_after_inlining): New function.
16007 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16008 (cgraph_clone_inlined_nodes): Update size.
16009 (cgraph_mark_inline_edge): Update size.
16010 (cgraph_estimate_growth): Use size info.
16011 (cgraph_check_inline_limits): Check size.
16012 (cgraph_default_inline_p): Likewise.
16013 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16014 (cgraph_decide_recursive_inlining): Check size.
16015 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16017 (cgraph_decide_inlining): Likewise.
16018 (cgraph_decide_inlining_incrementally): Likewise; honor
16019 PARAM_EARLY_INLINING_INSNS.
16020 (likely_eliminated_by_inlining_p): New predicate.
16021 (estimate_function_body_sizes): New function.
16022 (compute_inline_parameters): Use it.
16023 * except.c (must_not_throw_labels): New function.
16024 * except.h (must_not_throw_labels): Declare.
16025 * tree-inline.c (init_inline_once): Kill inlining_weigths
16026 * tree-ssa-structalias.c: Avoid uninitialized warning.
16027 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16028 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16029 (PARAM_INLINE_CALL_COST): Remove.
16030 (PARAM_EARLY_INLINING_INSNS): New.
16031 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16032 (inline-call-cost): Remove.
16033 (early-inlining-insns): New.
16035 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16037 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16039 (print_int_cst_bounds_in_octal_p): Likewise.
16040 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16042 * dwarf2out.c (base_type_die): Likewise.
16043 (is_subrange_type): Delete.
16044 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16045 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16046 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16047 if the destination type is boolean.
16048 (build_range_check): Do not special-case subtypes.
16049 (fold_sign_changed_comparison): Likewise.
16050 (fold_unary): Likewise.
16051 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16052 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16053 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16054 * tree.c (subrange_type_for_debug_p): New predicate based on the
16055 former is_subrange_type.
16056 * tree.h (subrange_type_for_debug_p): Declare.
16057 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16058 (convert_affine_scev): Remove call to above function.
16059 (chrec_convert_aggressive): Likewise.
16060 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16061 false for conversions involving subtypes.
16062 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16063 (vrp_val_min): Likewise.
16064 (needs_overflow_infinity): Likewise.
16065 (extract_range_from_unary_expr): Likewise.
16067 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16069 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16070 * config/frv/frv.c: Likewise.
16071 * config/s390/s390.c: Likewise.
16072 * config/sparc/sparc.h: Likewise.
16073 * config/i386/i386.h: Likewise.
16074 * config/i386/i386.c: Likewise.
16075 * config/crx/crx.c: Likewise.
16076 * config/m68hc11/m68hc11.h: Likewise.
16077 * config/iq2000/iq2000.c: Likewise.
16078 * config/mn10300/mn10300.h: Likewise.
16079 * config/mn10300/mn10300.c: Likewise.
16080 * config/m68k/m68k.c: Likewise.
16081 * config/rs6000/rs6000.c: Likewise.
16082 * config/rs6000/xcoff.h: Likewise.
16083 * config/rs6000/linux64.h: Likewise.
16084 * config/rs6000/sysv4.h: Likewise.
16085 * config/score/score3.c: Likewise.
16086 * config/score/score7.c: Likewise.
16087 * config/score/score.c: Likewise.
16088 * config/arm/arm.md: Likewise.
16089 * config/mips/mips.c: Likewise.
16090 * config/mips/mips.md: Likewise.
16091 * config/bfin/bfin.h: Likewise.
16092 * config/pa/pa.c: Likewise.
16093 * config/pa/constraints.md: Likewise.
16095 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16096 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16097 * config/pdp11/pdp11.h: Use memory_address_p instead.
16099 2009-05-14 Ian Lance Taylor <iant@google.com>
16101 * passes.c (finish_optimization_passes): Change i to int.
16102 * plugin.c (plugins_active_p): Change event to int.
16103 (dump_active_plugins): Likewise.
16104 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16106 * tree.c (tree_range_check_failed): Change c to unsigned int.
16107 (omp_clause_range_check_failed): Likewise.
16108 (build_common_builtin_nodes): Change mode to int. Add cast.
16109 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16110 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16112 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16113 ++ or -- with a variable of enum type.
16115 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16118 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16120 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16122 * store-motion.c: Do not include params.h
16123 * Makefile.in: Fix dependencies for various files.
16125 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16127 * auto-inc-dec.c: Fix pass description, remove apparent
16128 accidental duplication.
16130 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16132 PR middle-end/40147
16133 * ipa-utils.h (memory_identifier_string): Moved to ...
16134 * tree.h (memory_identifier_string): Here. Add GTY(()).
16136 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16138 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16139 in the former documentation of...
16140 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16141 * ira-conflicts.c (get_dup_num): Use address_operand.
16142 * targhooks.c (default_legitimate_address_p): New.
16143 * targhooks.h (default_legitimate_address_p): New.
16144 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16146 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16147 * target.h (struct target): Add legitimate_address_p.
16148 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16149 (TARGET_INITIALIZER): Include it.
16151 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16152 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16153 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16154 (TARGET_LEGITIMATE_ADDRESS_P): New.
16156 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16157 (REG_OK_STRICT_P): Delete.
16158 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16159 (frv_legitimate_address_p_1): ... this.
16160 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16161 (frv_legitimate_address_p_1): ... the renamed old
16162 frv_legitimate_address_p.
16163 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16164 (TARGET_LEGITIMATE_ADDRESS_P): New.
16166 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16167 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16168 * config/s390/s390.c (legitimate_address_p): Rename to...
16169 (s390_legitimate_address_p): ... this, make static.
16170 (legitimize_address): Adjust call.
16171 (TARGET_LEGITIMATE_ADDRESS_P): New.
16172 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16174 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16175 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16176 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16177 (TARGET_LEGITIMATE_ADDRESS_P): New.
16179 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16180 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16181 * config/spu/spu.c (spu_legitimate_address): Rename to...
16182 (spu_legitimate_address_p): ... this, make static.
16183 (TARGET_LEGITIMATE_ADDRESS_P): New.
16185 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16186 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16187 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16188 (sparc_legitimate_address_p): ... this, make static and return bool.
16189 (legitimize_address): Adjust call.
16190 (TARGET_LEGITIMATE_ADDRESS_P): New.
16192 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16193 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16194 * config/i386/i386.c (legitimate_address_p): Rename to...
16195 (ix86_legitimate_address_p): ... this, make static.
16196 (constant_address_p): Move after it, adjust call.
16197 (TARGET_LEGITIMATE_ADDRESS_P): New.
16199 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16200 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16201 * config/avr/avr.c (legitimate_address_p): Rename to...
16202 (avr_legitimate_address_p): ... this, make static.
16203 (legitimize_address): Adjust call.
16204 (TARGET_LEGITIMATE_ADDRESS_P): New.
16206 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16207 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16208 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16209 (TARGET_LEGITIMATE_ADDRESS_P): New.
16211 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16212 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16213 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16214 (TARGET_LEGITIMATE_ADDRESS_P): New.
16216 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16217 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16219 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16221 (TARGET_LEGITIMATE_ADDRESS_P): New.
16223 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16224 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16226 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16228 (m68hc11_legitimate_address_p): ... this, make static.
16229 (go_if_legitimate_address_internal): Rename to...
16230 (m68hc11_legitimate_address_p_1): ... this.
16231 (legitimize_address): Adjust call.
16232 (TARGET_LEGITIMATE_ADDRESS_P): New.
16234 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16235 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16236 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16237 (TARGET_LEGITIMATE_ADDRESS_P): New.
16239 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16240 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16241 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16242 (mn10300_legitimate_address_p): ... this, make static.
16243 (TARGET_LEGITIMATE_ADDRESS_P): New.
16245 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16246 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16247 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16248 (TARGET_LEGITIMATE_ADDRESS_P): New.
16250 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16251 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16252 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16253 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16254 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16255 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16256 (rs6000_legitimate_address_p): ... this, make static.
16257 (TARGET_LEGITIMATE_ADDRESS_P): New.
16258 (REG_MODE_OK_FOR_BASE_P): Delete.
16259 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16261 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16262 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16264 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16265 static, adjust types.
16266 (TARGET_LEGITIMATE_ADDRESS_P): New.
16268 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16269 * config/score/score.c (score_address_p): Rename to...
16270 (score_legitimate_address_p): ... this.
16271 (TARGET_LEGITIMATE_ADDRESS_P): New.
16272 * config/score/score3.c (score3_address_p): Rename to...
16273 (score3_legitimate_address_p): ... this.
16274 * config/score/score7.c (score7_address_p): Rename to...
16275 (score7_legitimate_address_p): ... this.
16277 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16278 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16279 GO_IF_LEGITIMATE_ADDRESS): Delete.
16280 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16281 thumb2_legitimate_address_p): Delete.
16282 (arm_legitimate_address_p): Rename to...
16283 (arm_legitimate_address_outer_p): ... this.
16284 * config/arm/constraints.md ("Uq"): Adjust call.
16285 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16286 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16288 (arm_legitimate_address_outer_p): ... this.
16289 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16291 (TARGET_LEGITIMATE_ADDRESS_P): New.
16293 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16294 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16295 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16296 (TARGET_LEGITIMATE_ADDRESS_P): New.
16298 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16299 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16300 * config/vax/vax.c (legitimate_address_p): Rename to...
16301 (vax_legitimate_address_p): ... this, make static.
16302 (TARGET_LEGITIMATE_ADDRESS_P): New.
16304 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16305 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16306 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16307 (TARGET_LEGITIMATE_ADDRESS_P): New.
16309 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16310 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16311 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16312 (mmix_legitimate_address_p): ... this, make static.
16313 (TARGET_LEGITIMATE_ADDRESS_P): New.
16315 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16316 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16317 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16318 (TARGET_LEGITIMATE_ADDRESS_P): New.
16320 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16322 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16323 of MODE_COMPLEX_INT.
16325 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16327 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16328 LCT_NORMAL in function call.
16329 * mips-tdump.c (print_file_desc): Add cast to enum type.
16330 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16331 (mark_stabs): Add casts to enum types.
16332 (parse_stabs_common): Add casts to enum types.
16334 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16336 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16337 Check for invalid values of LETTER.
16339 2009-05-13 Taras Glek <tglek@mozilla.com>
16341 * attribs.c (register_attribute): moved out attribute registration
16342 into register_attribute.
16343 * doc/plugins.texi: Documented register_attribute and
16345 * gcc-plugin.h: Added forward decl for register_attribute.
16346 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16347 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16348 PLUGIN_ATTRIBUTES boilerplate.
16350 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16352 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16353 values even in sentinel and empty entries.
16354 (ms_printf_flag_specs): Likewise.
16355 (ms_scanf_flag_specs): Likewise.
16356 (ms_strftime_flag_specs): Likewise.
16357 (ms_print_char_table): Likewise.
16358 (ms_scan_char_table): Likewise.
16359 (ms_time_char_table): Likewise.
16361 2009-05-13 Doug Kwan <dougkwan@google.com>
16363 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16365 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16367 * config/mips/mips.md (store): Add attributes for QI and HI.
16369 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16370 (truncdi<mode>2): ... this new pattern.
16372 2009-05-13 Brad Hards <bradh@kde.org>
16374 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16376 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16377 Ben Elliston <bje@au.ibm.com>
16379 PR middle-end/40035
16380 * dse.c (check_mem_read_rtx): Guard against width == -1.
16382 2009-05-13 Michael Matz <matz@suse.de>
16384 PR middle-end/39976
16385 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16386 (trivially_conflicts_p): New function.
16387 (insert_backedge_copies): Use it.
16389 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16391 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16392 (handle_stdc_pragma): Use new enum constant names.
16393 (handle_pragma_float_const_decimal64): Ditto.
16395 2009-05-13 Ian Lance Taylor <iant@google.com>
16397 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16400 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16402 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16403 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16405 * config/m68k/m68k.h (FL_UCLINUX): Define.
16407 2009-05-13 Jan Hubicka <jh@suse.cz>
16409 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16411 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16413 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16414 unless -fschedule-insns is specified.
16416 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16419 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16420 TARGET_EXPAND_CBRANCHDI4.
16421 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16422 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16423 (cmpeqdi): Fix comment.
16425 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16427 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16428 (sh_legitimate_address_p): Likewise.
16429 * config/sh/sh.c (sh_legitimate_index_p): New.
16430 (sh_legitimate_address_p): Likewise.
16431 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16432 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16433 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16434 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16435 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16436 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16437 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16438 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16439 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16441 2009-05-12 Jan Hubicka <jh@suse.cz>
16443 * tree-inline.c (estimate_operator_cost): Add operands;
16444 when division happens by constant, it is cheap.
16445 (estimate_num_insns): Loads and stores are not having cost of 0;
16446 EH magic stuff is cheap; when computing runtime cost of switch,
16447 use log2 base of amount of its cases; builtin_expect has cost of 0;
16448 compute cost for moving return value of call.
16449 (init_inline_once): Initialize time_based flags.
16450 * tree-inline.h (eni_weights_d): Add time_based flag.
16452 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16454 * df-core.c: Update head documentation.
16456 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16459 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16460 shadowing exisiting variable op1.
16462 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16465 * config/i386/driver-i386.c (processor_signatures): New enum.
16466 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16467 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16468 processor signature to detect geode processor.
16470 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16474 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16476 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16477 causes spurious differences between trunk and cond-optab branch.
16479 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16481 * dojump.c (compare_from_rtx): Delete.
16482 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16483 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16484 if the comparison does not satisfy the predicate; test predicates for
16485 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16486 further if one existing pattern fails.
16487 * expr.h (compare_from_rtx): Delete.
16488 (prepare_operand): Declare it.
16489 * optabs.c: Change "lib call" to "libcall" throughout.
16490 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16491 HAVE_conditional_trap, emit_cmp_insn): Delete.
16492 (can_compare_p): Delete cmp_optab case.
16493 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16494 Accept other parameters by value.
16495 (prepare_operand): Make non-static.
16496 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16497 other parameters by value. Try to widen operands here based on
16498 an optab_methods argument and looking at cbranch_optab.
16499 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16500 loop. Use cbranch_optab directly.
16501 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16502 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16504 (emit_conditional_move, emit_conditional_add): Inline what's needed
16505 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16506 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16507 with COMPARE. Move cmov_optab and cstore_optab above
16508 with cbranch_optab, move cmp_optab down with ucmp_optab,
16509 remove tst_otpab. Do not initialize trap_rtx.
16510 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16511 for trap code. Do not check HAVE_conditional_trap. Use
16512 prepare_cmp_insn. Accept no predicate for operand 3.
16513 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16514 (OTI_ctrap, ctrap_optab): New.
16515 (tst_optab): Delete.
16516 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16517 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16518 with lookup of ctrap_optab.
16519 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16521 (ctrap_optab): New.
16523 * combine.c (combine_simplify_rtx, simplify_set): Do not
16524 special case comparing against zero for cc0 machines.
16525 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16526 COMPARE on cc0 machines.
16527 (simplify_relational_operation): Return a new expression when
16528 a COMPARE could be removed.
16529 * final.c (final_scan_insn): Compare cc_status values
16530 against LHS of a (compare FOO (const_int 0)) cc0 source.
16531 Also check if cc_status.value is the full compare.
16533 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16534 (cstoreMM4): Document.
16535 (conditional_trap): Document ctrapMM4 instead.
16536 (sync_compare_and_swapMM): Refer to cbranchcc4.
16537 (Dependent Patterns): Eliminate obsolete information referring to
16538 the old jump optimization phase.
16539 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16540 of compares with 0 on cc0 machines.
16541 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16542 avoiding references to cc0. Remove text about storing operands
16544 * doc/tm.texi (Condition Codes): Include blurb on different
16545 condition code representations, separate into subsections for
16546 CC0, MODE_CC and conditional execution.
16548 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16549 alpha_emit_setcc): Accept operands and a machine mode.
16550 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16551 Get code/op0/op1 from operands, use machine mode argument
16552 instead of alpha_compare.fp_p. Emit the branch here.
16553 (alpha_emit_setcc): Likewise, and return boolean.
16554 (alpha_emit_conditional_move): Likewise. Assert that
16555 cmp_op_mode == cmp_mode, and simplify accordingly.
16556 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16557 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16558 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16560 (stack probe test): Use cbranchdi4.
16561 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16563 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16564 * config/arc/arc.h (movsicc, movsfcc): Use it.
16565 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16566 (cbranchsi4, cstoresi4): New.
16567 (cmpsi, bCC and sCC expanders): Remove.
16569 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16570 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16571 * config/arm/predicates.md (arm_comparison_operator): Only include
16572 floating-point operators if there is a hardware floating-point unit.
16573 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16574 deferring to cbranch_cc and cstore_cc respectively.
16575 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16576 cbranch_cc, cstore_cc): New.
16577 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16579 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16581 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16582 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16584 (adjust_insn_length): Adjust calls.
16585 (avr_reorg): Handle (compare (foo) (const_int 0)).
16586 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16587 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16588 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16589 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16591 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16592 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16594 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16595 (cbranchsi4, cstorebi4, cstoresi4): New.
16596 (movbisi): This insn is duplicate, split it to zero_extend.
16597 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16598 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16599 (bfin_optimize_loop): Use cbranch expander.
16600 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16601 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16602 (bfin_bimode_comparison_operator): ... this.
16603 (bfin_direct_comparison_operator): New.
16605 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16606 inside (compare FOO (const_int 0)).
16607 (cris_rtx_costs): Handle ZERO_EXTRACT.
16608 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16609 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16610 (*tstdi_v32): Delete.
16611 (*cmpdi_non_v32): Add M alternative for operand 1.
16612 (cmpsi, cmp<mode>): Make private.
16613 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16615 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16617 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16618 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16619 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16620 (cc_reg_operand): New.
16621 (any_cond): Delete.
16622 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16623 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16624 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16625 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16626 crx_expand_scond): Delete.
16628 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16630 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16631 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16633 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16634 cstoresi4, cstoresf4, cstoredf4): New.
16635 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16636 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16637 Receive the entire operands array.
16638 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16639 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16640 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16641 Get test/op0/op1 from the operands array.
16642 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16644 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16645 (h8300_expand_store): New.
16646 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16648 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16649 (h8300_expand_store): New.
16650 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16651 or do not try to produce (set (cc0) REG).
16652 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16653 change a compare into a move to a scratch register. Disable some
16654 peepholes when comparing with zero.
16655 (tstsi, tsthi, tstsi, cmpqi): Make private.
16657 (bCC, sCC): Delete.
16658 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16661 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16662 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16663 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16664 (ix86_emit_i387_log1p): Use cbranchxf2.
16665 (ix86_expand_setcc): Return void.
16666 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16667 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16668 cmp<MODEF>, cmpcc): Remove.
16669 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16670 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16671 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16672 (sCC and bCC expanders): Remove.
16673 (stack_protect_test): Use cbranchcc4.
16675 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16677 (ia64_expand_compare): Accept three rtx by reference and return void.
16678 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16679 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16680 from *expr. Update *expr with the BImode comparison to do.
16681 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16682 cmptf, bCC, sCC, conditional_trap): Delete.
16683 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16684 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16685 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16686 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16687 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16689 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16690 type of last argument.
16691 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16692 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16693 use machine mode argument instead of branch_type. Remove dead
16694 code for floating-point comparisons.
16695 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16696 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16698 (cbranchsi4, cstoresi4): New.
16699 * config/iq2000/predicates.md (reg_or_const_operand): New.
16701 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
16702 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
16703 (b<code>_op): Rewrite to...
16704 (bcc_op): ... this, using match_operator.
16705 (s<code>_op): Rewrite to...
16706 (scc_op): ... this, using match_operator.
16707 (s<code>_24_op): Rewrite to...
16708 (scc_op_24): ... this, using match_operator.
16709 (s<code>_<mode>): Rewrite to...
16710 (cstore<mode>4): ... this, using match_operator.
16711 (s<code>_<mode>_24): Rewrite to...
16712 (cstore<mode>4_24): ... this, using match_operator.
16713 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
16714 m32c_unpend_compare, m32c_expand_scc): Delete.
16715 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
16716 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
16717 (m32c_expand_movcc): Change NE to EQ if necessary.
16718 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
16720 * config/m32r/m32r-protos.h (gen_cond_store): New.
16721 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
16722 (gen_cond_store): New, from sCC patterns.
16723 (m32r_expand_block_move): Use cbranchsi4.
16724 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
16725 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
16726 (cbranchsi4, cstoresi4): New.
16728 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
16730 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
16731 (m68hc11_notice_update_cc): Look into a compare with 0.
16732 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
16734 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
16735 cmphi, cmpqi, bCC): Delete.
16736 (cbranchsi4, cbranchhi4, cbranchqi4): New.
16737 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
16738 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
16741 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
16742 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
16743 * config/m68k/constraints.md (H): New.
16744 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
16745 the define_insn below.
16746 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
16747 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
16748 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
16749 patterns): Wrap RHS with COMPARE.
16750 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
16751 (*cmpdi_internal): Name this pattern.
16752 (cmpdi): Change to define_insn.
16753 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
16754 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
16755 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
16757 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
16758 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
16759 (conditional_trap): Change to...
16760 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
16761 (*conditional_trap): Use the ordered_comparison_operator and
16762 const1_operand predicates.
16763 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
16764 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
16765 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
16766 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
16768 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
16769 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
16770 (mcore_gen_compare): New.
16771 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
16772 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
16773 (mcore_gen_compare): ... this.
16774 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
16775 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
16776 (stack probe pattern): Use cbranchsi4.
16778 * config/mips/predicates.md (mips_cstore_operator): New.
16779 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
16780 * config/mips/mips.md (any_cond): Delete.
16781 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
16783 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
16784 fixuns_truncsfdi2): Use cbranch patterns.
16785 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
16786 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
16787 Adjust call to mips_expand_conditional_branch.
16788 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
16790 * config/mips/mips-protos.h (mips_expand_conditional_branch,
16791 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
16792 * config/mips/mips.c (cmp_operands): Delete.
16793 (mips_emit_compare): Get comparison operands from *op0/*op1.
16794 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
16795 that it succeeds. Use op0/op1 instead of cmp_operands.
16796 (mips_expand_conditional_branch, mips_expand_conditional_move,
16797 mips_expand_conditional_trap): Likewise.
16798 (mips_block_move_loop): Use cbranch patterns.
16799 * config/mips/mips.h (cmp_operands): Delete.
16801 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
16802 (mmix_gen_compare_reg): Just return a register in the right CC mode.
16803 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
16804 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
16805 (*cmpcc_folded): Rename to...
16806 (*cmpdi_folded): this.
16807 (*cmpcc): Rename to...
16809 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
16812 (cbranchdf4): New. Handle invalid comparisons here.
16813 * config/mmix/predicates.md (float_comparison_operator): New.
16815 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
16816 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
16817 * config/mn10300/mn10300.md (tst): Delete.
16818 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16819 Name these patterns and wrap RHS in a compare.
16820 (*cmpsi): Make this pattern private. Include tst.
16821 (*cmpsf): Make this pattern private.
16822 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16823 (compare with zero peepholes): Likewise.
16825 (cbranchsi4, cbranchsf4): New.
16826 (casesi): Use cbranchsi4.
16828 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16829 hppa_branch_type): Delete.
16830 (return_addr_rtx): Use cbranchsi4.
16831 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16832 Emit CCFPmode comparison here.
16833 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16834 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16835 hppa_branch_type): Delete.
16836 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16837 (movsicc, movdicc): Remove references to hppa_compare_op0,
16838 hppa_compare_op1 and compare_from_rtx.
16839 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16840 (casesi): Use cbranchsi4.
16842 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16843 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16844 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16845 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16846 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16848 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16849 (*branch, *branch_inverted): New.
16851 * config/picochip/picochip.md (cbranchhi4): Use
16852 ordered_comparison_operator.
16853 (cmphi, bCC): Remove.
16855 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16856 (trap_comparison_operator): Delete.
16857 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16858 rs6000_emit_cbranch): Accept mode and operands.
16859 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16860 rs6000_compare_fp_p): Delete.
16861 (rs6000_generate_compare): Accept mode and comparison. Extract code
16862 and op0/op1 from there. Replace references to rs6000_compare_op0
16863 and rs6000_compare_op1.
16864 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16865 extract result from passed operands.
16866 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16867 extract loc from passed operands.
16868 (rs6000_emit_cmove): Likewise.
16869 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16870 rs6000_compare_fp_p): Delete.
16871 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16872 (cbranch<GPR>4, cbranch<FP>4): New.
16873 (cstore<mode>4): New. Consolidate here all choices about when to use
16874 portable or specialized sCC sequences.
16875 (stack_protect_test): Use cbranchsi4.
16876 (conditional_trap): Replace with ctrap<GPR>4.
16877 (conditional trap insn): Replace trap_comparison_operator with
16878 ordered_comparison_operator.
16880 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16881 (s390_emit_prologue): Use ctrap.
16882 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16883 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16884 New predicates replacing...
16885 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16886 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16887 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16888 (add<mode>cc): Do not use s390_compare_op0/op1.
16889 (s<code>): Change to...
16890 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16891 (seq): Change to...
16892 (cstorecc4): ... this. Handle EQ or NE equally.
16893 (*sne): Un-privatize for use in cstorecc4.
16894 (b<code>): Change to...
16895 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16896 (conditional_trap): Replace with...
16897 (ctrap<GPR>4, ctrap<FP>4): ... these.
16898 (stack_protect): Use cbranchcc4.
16900 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16901 * config/score/score-protos.h (score_gen_cmp): Delete.
16902 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16903 (score_block_move-loop): Use cbranchsi4.
16904 * config/score/score.md (cbranchsi4): New.
16905 (cmpsi, bCC): Delete.
16906 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16907 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16908 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16909 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16910 * config/score/score3.h (score3_gen_cmp): Delete.
16911 * config/score/score7.h (score7_gen_cmp): Delete.
16913 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16914 (sh_emit_scc_to_t): ... this. Return void.
16915 (from_compare): Rename to...
16916 (sh_emit_compare_and_branch): ... this.
16917 (sh_emit_compare_and_set): New.
16918 (sh_expand_t_scc): Accept operands.
16919 * config/sh/predicates.md (sh_float_comparison_operator): New.
16920 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16921 (prepare_scc_operands): Rename to...
16922 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16924 (sh_emit_cheap_store_flag): New.
16925 (sh_emit_set_t_insn): New.
16926 (from_compare): Rename to...
16927 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16928 handling of TARGET_SH2E floating point to avoid recursive call.
16929 Generate branch here.
16930 (sh_emit_compare_and_set): New.
16931 (sh_expand_t_scc): Get op0/op1 from arguments.
16932 (sh_emit_cheap_store_flag): New.
16933 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16935 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16936 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16937 (movsicc, movdicc): Do nothing when it recreated operands from
16938 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16939 prepare_scc_operands (now sh_emit_scc_to_t).
16940 (udivdi3): Use cstoresi4.
16941 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16942 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16943 (cbranchint4_media, cbranchfp4_media): New.
16944 (casesi): Use cbranchdi4.
16945 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16947 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16948 (movnegt): Remove second operand.
16949 (cbranchsf4, cbranchdf4): New.
16950 (stack_protect): Use cbranchdi4/cbranchsi4.
16952 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16953 (gen_compare_reg): Accept comparison, extract part of it to...
16954 (gen_compare_reg_1): ... this.
16955 (gen_compare_operator): Delete.
16956 (gen_v9_scc): Accept separate destination, comparison code and arms.
16957 Do not use sparc_compare_op0/sparc_compare_op1.
16958 (emit_scc_insn, emit_conditional_branch_insn): New.
16959 (emit_v9_brxx): Make static. Remove useless assertion.
16960 (sparc_emit_float_lib_cmp): Return RTL instead of calling
16962 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
16963 * config/sparc/sparc-protos.h (gen_compare_reg,
16964 sparc_emit_float_lib_cmp): Adjust prototype.
16965 (emit_scc_insn, emit_conditional_branch_insn): New.
16966 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
16967 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
16968 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
16969 iterators to the top.
16970 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
16971 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
16972 snedi_special_trunc): Delete.
16973 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
16974 and snedi_special_trunc.
16975 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
16976 cbranchdi4, cbranch<F:mode>4): New.
16977 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
16978 here. Use gen_compare_reg instead of gen_compare_operator.
16979 (conditional_trap): Replace with...
16980 (ctrapsi4, ctrapdi4): ... this.
16981 (stack_protect_test): Use cbranchcc4.
16983 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
16985 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
16986 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
16987 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
16988 from operands[0] or operands[3] depending on is_set.
16989 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
16990 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
16991 cmpdf, bCC), sCC: Remove.
16992 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
16993 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
16995 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
16996 spu_emit_branch_or_set.
16998 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17000 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17001 xstormy16_compare_op1): Delete.
17002 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17003 xstormy16_compare_op1): Delete.
17004 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17006 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17007 (cmphi, cmpsi, bCC): Remove.
17009 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17010 (*cmpsi): ... this one.
17011 (cbranchsi4, cstoresi4): New.
17012 (bCC expanders): Delete.
17013 (sCC insns): Fold into...
17014 (*setcc): ... this one.
17015 (casesi): Do not use gen_cmpsi and gen_bgtu.
17016 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17017 (movsicc): Simplify.
17018 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17020 * config/vax/vax-protos.h (cond_name): New.
17021 (vax_output_conditional_branch): Remove.
17022 * config/vax/vax.c (cond_name): New.
17023 (vax_output_conditional_branch): Remove.
17024 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17025 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17026 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17027 (bit<VAXint>): Wrap source with (compare).
17028 (b<code> and following unnamed pattern): Rename to *branch and
17029 *branch_reversed. Change macroization to match_operator.
17030 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17032 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17033 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17034 Change last argument to machine_mode.
17035 (xtensa_expand_scc): Add machine_mode argument.
17036 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17037 (gen_conditional_move, xtensa_expand_conditional_branch,
17038 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17039 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17040 Adjust operand numbers.
17041 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17043 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17044 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17045 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17047 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17049 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17050 causes spurious differences between trunk and cond-optab branch.
17052 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17055 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17057 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17059 * tree.c (iterative_hash_pointer): Delete.
17060 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17061 Hash UIDs and versions of SSA names. Don't special-case built-in
17062 function declarations.
17064 2009-05-11 Ian Lance Taylor <iant@google.com>
17067 * graphite.c: Force -Wc++-compat to only be a warning before
17068 #including "cloog/cloog.h".
17070 2009-05-11 Martin Jambor <mjambor@suse.cz>
17072 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17074 2009-05-11 Jan Hubicka <jh@suse.cz>
17076 * tree-ssa-loop-ivcanon.c: Include target.h
17077 (struct loop_size): new structure.
17078 (constant_after_peeling): New predicate.
17079 (tree_estimate_loop_size): New function.
17080 (estimated_unrolled_size): Rewrite for new estimates.
17081 (try_unroll_loop_completely): Use new estimates.
17082 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17084 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17086 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17087 libcpp interface change.
17088 (spu_macro_to_expand): Likewise.
17090 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17092 PR tree-optimization/40026
17093 * gimplify.c (gimplify_init_constructor): Change initial conditional
17094 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17095 optimize_compound_literals_in_ctor.
17097 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17099 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17101 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17103 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17105 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17106 HOST_WIDE_INT for gap.
17108 2009-05-11 Ira Rosen <irar@il.ibm.com>
17110 PR tree-optimization/40074
17111 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17112 account in group size and step comparison.
17114 2009-05-11 Richard Guenther <rguenther@suse.de>
17116 * passes.c (init_optimization_passes): Strip now incorrect comment.
17117 (execute_function_todo): Do not set PROP_alias.
17118 * tree-pass.h (PROP_alias): Remove.
17119 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17120 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17121 * tree-nrv.c (pass_return_slot): Likewise.
17122 * tree-object-size.c (pass_object_sizes): Likewise.
17123 * tree-ssa-dom.c (pass_dominator): Likewise.
17124 (pass_phi_only_cprop): Likewise.
17125 * tree-ssa-dse.c (pass_dse): Likewise.
17126 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17127 (pass_cselim): Likewise.
17128 * tree-ssa-pre.c (pass_pre): Likewise.
17129 (pass_fre): Likewise.
17130 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17131 * tree-ssa-sink.c (pass_sink_code): Likewise.
17132 * tree-stdarg.c (pass_stdarg): Likewise.
17133 * tree-tailcall.c (pass_tail_calls): Likewise.
17134 * tree-vrp.c (pass_vrp): Likewise.
17136 2009-05-10 Ian Lance Taylor <iant@google.com>
17138 * basic-block.h (enum profile_status): Break out of struct
17139 control_flow_graph.
17140 * cgraph.h (struct inline_summary): Break out of struct
17142 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17143 of struct cgraph_order_sort.
17144 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17145 * cse.c (struct branch_path): Break out of struct
17146 cse_basic_block_data.
17147 * except.h (enum eh_region_type): Break out of struct eh_region.
17148 * gcc.c (enum add_del): Break out of struct modify_target.
17149 * genrecog.c (enum decision_type): Break out of struct decision_test.
17150 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17152 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17153 * regmove.c (enum match_use): New enum, broken out of struct match.
17154 * sched-int.h (enum post_call_group): New enum, broken out of
17156 (struct deps_reg): Break out of struct deps.
17157 * target.h (struct asm_int_op): Break out of struct gcc_target.
17158 * tree-eh.c (struct goto_queue_node): Break out of struct
17160 * tree-inline.h (enum copy_body_cge_which): Break out of
17162 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17164 * c-decl.c (in_struct, struct_types): New static variables.
17165 (pushtag): Add loc parameter. Change all callers.
17166 (lookup_tag): Add ploc parameter. Change all callers.
17167 (check_compound_literal_type): New function.
17168 (parser_xref_tag): Add loc parameter. Change all callers. If
17169 -Wc++-compat, warn about struct/union/enum types defined within a
17171 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17172 and loc parameters. Change all callers. Change error calls to
17173 error_at, using loc. For a redefinition, if the location of the
17174 original definition is known, report it. Set in_struct and
17175 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17176 (finish_struct): Add new parameters enclosing_in_struct and
17177 enclosing_struct_types. Change all callers. Set
17178 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17179 in the struct. If in a struct, add this struct to struct_types.
17180 (start_enum): Add loc parameter. Change all callers. Use
17181 error_at for errors, using loc. For a redefinition, if the
17182 location of the original definition is known, report it. If in a
17183 struct, add this enum type to struct_types. If -Wc++-compat warn
17184 if in sizeof, typeof, or alignof.
17185 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17186 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17187 (c_parser_enum_specifier): Get enum location for start_enum.
17188 (c_parser_struct_or_union_specifier): Get struct location for
17189 start_struct. Save in_struct and struct_types status between
17190 start_struct and finish_struct.
17191 (c_parser_cast_expression): Get location of cast.
17192 (c_parser_alignof_expression): Get location of type.
17193 (c_parser_postfix_expression): Likewise.
17194 (c_parser_postfix_expression_after_paren_type): Add type_loc
17195 parameter. Change all callers. Call check_compound_literal_type.
17196 Use type_loc for error about variable size type.
17197 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17198 of an enum constant from an enum type defined in a struct or union.
17199 (c_cast_expr): Add loc parameter. Change all callers. If
17200 -Wc++-compat, warn about defining a type in a cast.
17201 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17202 (start_enum, start_struct, finish_struct): Update declarations.
17203 (parser_xref_tag, c_cast_expr): Update declarations.
17204 (check_compound_literal_type): Declare.
17206 2009-05-11 Ben Elliston <bje@au.ibm.com>
17208 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17209 for recent libcpp interface change.
17210 (rs6000_macro_to_expand): Likewise.
17212 2009-05-10 Michael Matz <matz@suse.de>
17215 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17216 not at entry of function.
17218 2009-05-10 Richard Guenther <rguenther@suse.de>
17220 PR tree-optimization/40081
17222 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17223 using the main variant of the element type. Do not fiddle with
17224 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17226 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17227 structs with volatile fields.
17229 2009-05-10 Jan Hubicka <jh@suse.cz>
17231 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17232 (estimate_move_cost): Assert that it does not get called for
17234 (estimate_num_insns): Skip VOID types in argument handling.
17235 (optimize_inline_calls): Delete unreachable blocks and verify that
17236 callgraph is valid.
17238 2009-05-10 Jan Hubicka <jh@suse.cz>
17240 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17241 * cgraph.c (cgraph_mark_address_taken_node): New function.
17242 (dump_cgraph_node): Dump new flag.
17243 * cgraph.h (struct cgraph_node): Add address_taken.
17244 (cgraph_mark_address_taken_node): New function.
17245 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17246 since new direct calls can be born.
17248 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17250 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17251 tok->val.node.node.
17253 2009-05-10 Jan Hubicka <jh@suse.cz>
17255 PR middle-end/40084
17256 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17258 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17259 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17260 * tree-inline.c (copy_bb): Set frequency correctly.
17261 (fold_marked_statements): Update call to
17262 cgraph_update_edges_for_call_stmt.
17264 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17266 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17267 identifiers in diagnostics.
17268 * config/arm/arm.c (arm_handle_fndecl_attribute,
17269 arm_handle_isr_attribute): Likewise.
17270 * config/avr/avr.c (avr_handle_progmem_attribute,
17271 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17272 * config/bfin/bfin.c (handle_int_attribute,
17273 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17274 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17275 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17277 * config/darwin.c (darwin_handle_kext_attribute,
17278 darwin_handle_weak_import_attribute): Likewise.
17279 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17280 h8300_handle_eightbit_data_attribute,
17281 h8300_handle_tiny_data_attribute): Likewise.
17282 * config/i386/i386.c (ix86_handle_cconv_attribute,
17283 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17284 * config/i386/winnt.c (ix86_handle_shared_attribute,
17285 ix86_handle_selectany_attribute): Likewise.
17286 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17287 * config/m32c/m32c.c (function_vector_handler): Likewise.
17288 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17289 m68hc11_handle_fntype_attribute): Likewise.
17290 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17291 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17292 * config/mips/mips.c (mips_insert_attributes,
17293 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17294 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17295 rs6000_handle_struct_attribute): Likewise.
17296 * config/sh/sh.c (sh_insert_attributes,
17297 sh_handle_resbank_handler_attribute,
17298 sh_handle_interrupt_handler_attribute,
17299 sh2a_handle_function_vector_handler_attribute,
17300 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17302 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17303 * config/spu/spu.c (spu_handle_fndecl_attribute,
17304 spu_handle_vector_attribute): Likewise.
17305 * config/stormy16/stormy16.c
17306 (xstormy16_handle_interrupt_attribute): Likewise.
17307 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17308 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17310 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17312 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17313 (pp_translate_identifiers): New.
17314 (pp_identifier): Only conditionally translate identifier to locale
17316 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17317 (pp_base_tree_identifier): Only conditionally translate identifier
17318 to locale character set.
17319 * c-pretty-print.c (M_): Define.
17320 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17321 fragments for conditional translation with M_.
17322 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17323 identifier translation.
17325 2009-05-10 Richard Guenther <rguenther@suse.de>
17327 PR tree-optimization/40081
17328 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17329 using the main variant of the element type. Do not fiddle with
17330 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17332 2009-05-09 Jan Hubicka <jh@suse.cz>
17334 PR middle-end/40080
17335 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17336 indirect calls; verify cgraph afterwards.
17338 2009-05-09 Jan Hubicka <jh@suse.cz>
17341 * ipa.c (update_inlined_to_pointer): New function.
17342 (cgraph_remove_unreachable_nodes): Use it.
17344 2009-05-09 Jan Hubicka <jh@suse.cz>
17346 * tree-eh.c (struct leh_state): Remove prev_try.
17347 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17348 not track prev_try.
17349 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17350 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17351 remove_eh_handler_and_replace, foreach_reachable_handler,
17352 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17353 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17354 (gen_eh_region_cleanup): Update prototype.
17356 2009-05-09 Jan Hubicka <jh@suse.cz>
17358 PR middle-end/40043
17359 * except.c (copy_eh_region): Always set prev_try.
17360 (redirect_eh_edge_to_label): Find outer try.
17361 (foreach_reachable_handler): When looking for prev try
17362 handle case where previous try is not going to be taken.
17364 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17366 PR tree-optimization/40049
17367 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17368 only vector/vector shifts, convert the type of the constant to the
17369 appropriate type to avoid building incorrect trees, which
17370 eventually have problems with garbage collection.
17372 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17374 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17375 -1 for complex floating-point types if honoring signed zeros.
17377 2009-05-08 Jan Hubicka <jh@suse.cz>
17379 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17380 argument; handle correctly when profile is absent.
17381 (build_cgraph_edges): Update.
17382 (rebuild_cgraph_edges): Update.
17383 * cgraph.c: Do not include varray.h.
17384 (cgraph_set_call_stmt_including_clones): New function.
17385 (cgraph_create_edge_including_clones): Likewise
17386 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17387 (cgraph_update_edges_for_call_stmt): Handle clones.
17388 (cgraph_remove_node): Handle clone tree.
17389 (cgraph_remove_node_and_inline_clones): New function.
17390 (dump_cgraph_node): Dump clone tree.
17391 (cgraph_clone_node): Handle clone tree.
17392 (clone_function_name): Bring here from tree-inline.c.
17393 (cgraph_create_virtual_clone): New function.
17394 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17395 (cgraph_clone_info): New function.
17396 (strut cgraph_node): Add clone_info and new clone tree pointers.
17397 (cgraph_remove_node_and_inline_clones,
17398 cgraph_set_call_stmt_including_clones,
17399 cgraph_create_edge_including_clones,
17400 cgraph_create_virtual_clone): Declare.
17401 (cgraph_function_versioning): Use VEC argument.
17402 (compute_call_stmt_bb_frequency): Update prototype.
17403 (cgraph_materialize_all_clones): New function.
17404 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17405 (ipcp_create_replace_map): Update to VECtors.
17406 (ipcp_update_callgraph): Use virtual clones.
17407 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17408 (ipcp_update_profiling): Do not update local profiling.
17409 (ipcp_insert_stage): Use VECtors and virtual clones.
17410 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17411 (clone_of_p): New function.
17412 (cgraph_preserve_function_body_p): Use clone tree.
17413 (cgraph_optimize): Materialize clones.
17414 (cgraph_function_versioning): Update for VECtors.
17415 (save_inline_function_body): Use clone tree.
17416 (cgraph_materialize_clone): New function.
17417 (cgraph_materialize_all_clones): Likewise.
17418 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17419 * ipa.c: Include gimple.h.
17420 (cgraph_remove_unreachable_nodes): Use clone tree.
17421 * ipa-prop.c (ipa_note_param_call): Update call to
17422 compute_call_stmt_bb_frequencycall.
17423 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17424 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17425 (copy_bb): Handle updating of clone tree; add new edge when new call
17427 (expand_call_inline): Be strict about every call having edge.
17428 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17429 (delete_unreachable_blocks_update_callgraph): New function.
17430 (tree_function_versioning): Use VECtors; always remove unreachable
17431 blocks and fold conditionals.
17432 * tree-inline.h: Do not include varray.h.
17433 (tree_function_versioning): Remove.
17434 * Makefile.in (GTFILES): Remove tree-inline.c
17435 * passes.c (do_per_function): Do only functions having body.
17436 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17439 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17440 Andrew Morrow <acm@google.com>
17443 * c-common.c (c_common_attribute_table): Permit deprecated
17444 attribute to take an optional argument.
17445 (handle_deprecated_attribute): If the optional argument to
17446 __attribute__((deprecated)) is not a string ignore the attribute
17447 and emit a warning.
17449 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17450 * c-typeck.c (build_component_ref): Likewise.
17451 (build_external_ref): Likewise.
17453 * toplev.c (warn_deprecated_use): Add an attribute argument.
17454 Emit the message associated with __attribute__((deprecated)).
17456 * toplev.h (warn_deprecated_use): Updated.
17458 * doc/extend.texi: Document new optional parameter to
17459 __attribute__((deprecated))
17461 2009-05-08 Michael Eager <eager@eagercon.com>
17463 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17464 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17466 2009-05-08 Richard Guenther <rguenther@suse.de>
17468 PR tree-optimization/40062
17469 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17470 Avoid exponential behavior.
17472 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17474 PR rtl-optimization/33928
17476 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17477 process_uses, build_single_def_use_links): New.
17478 (update_df): Update use_def_ref.
17479 (forward_propagate_into): Use get_def_for_use instead of use-def
17481 (fwprop_init): Call build_single_def_use_links and let it initialize
17483 (fwprop_done): Free use_def_ref.
17484 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17485 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17486 df_rd_simulate_one_insn): New.
17487 (df_rd_bb_local_compute_process_def): Update head comment.
17488 (df_chain_create_bb): Use the new RD simulation functions.
17489 * df.h (df_rd_simulate_artificial_defs_at_top,
17490 df_rd_simulate_one_insn): New.
17491 * opts.c (decode_options): Enable fwprop at -O1.
17492 * doc/invoke.texi (-fforward-propagate): Document this.
17494 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17497 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17498 and one complex operand specially.
17499 * tree-complex.c (some_nonzerop): Do not identify a real value as
17500 zero if flag_signed_zeros.
17502 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17504 PR rtl-optimization/33928
17505 * loop-invariant.c (record_use): Fix && vs. || mishap.
17507 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17509 PR rtl-optimization/33928
17510 * loop-invariant.c (struct use): Add addr_use_p.
17511 (struct def): Add n_addr_uses.
17512 (struct invariant): Add cheap_address.
17513 (create_new_invariant): Set cheap_address.
17514 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17515 (record_uses): Pass df_ref to record_use.
17516 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17519 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17521 * config/sh/sh.c: Do not include c-pragma.h.
17523 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17525 * config/spu/spu.c: Remove include of c-common.h.
17527 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17530 * c-common.h (mark_valid_location_for_stdc_pragma,
17531 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17532 clear_float_const_decimal64, float_const_decimal64_p): New.
17533 * c.opt (Wunsuffixed-float-constants): New.
17534 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17535 unsuffixed float constant, handle new warning.
17536 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17537 * c-decl.c (c_scope): New flag float_const_decimal64.
17538 (set_float_const_decimal64, clear_float_const_decimal64,
17539 float_const_decimal64_p): New.
17540 (push_scope): Set new flag.
17541 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17542 to use STDC pragmas.
17543 (c_parser_external_declaration): Ditto.
17544 (c_parser_compound_statement_nostart): Ditto.
17545 * c-pragma.c (valid_location_for_stdc_pragma,
17546 mark_valid_location_for_stdc_pragma,
17547 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17548 handle_pragma_float_const_decimal64): New.
17549 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17550 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17551 set_float_const_decimal64, clear_float_const_decimal64,
17552 float_const_decimal64_p): New dummy functions.
17553 * doc/extend.texi (Decimal Float): Remove statement that the
17554 pragma, and suffix for double constants, are not supported.
17555 * doc/invoke.texi (Warning Options): List new option.
17556 (-Wunsuffixed-float-constants): New.
17558 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17560 * config/i386/i386.c: Do not include c-common.h.
17562 2009-05-07 Mark Heffernan <meheff@google.com>
17564 * doc/invoke.texi (Debugging Options): Document change of debugging
17566 * opts.c (decode_options): Make dump_base_name relative to
17567 aux_base_name directory.
17569 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17571 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17572 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17574 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17576 * Makefile.in (install-plugin): Simplify a bit.
17578 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17580 * Makefile.in (OBJS-common): Add regcprop.o.
17582 * timevar.def (TV_CPROP_REGISTERS): New.
17583 * regrename.c (regrename_optimize): Return 0.
17584 (rest_of_handle_regrename): Delete.
17585 (pass_rename_registers): Point to regrename_optimize.
17586 (struct value_data_entry, struct value_data,
17587 kill_value_one_regno, kill_value_regno, kill_value,
17588 set_value_regno, init_value_data, kill_clobbered_value,
17589 kill_set_value, kill_autoinc_value, copy_value,
17590 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17591 replace_oldest_value_reg, replace_oldest_value_addr,
17592 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17593 debug_value_data, validate_value_data): Move...
17594 * regcprop.c: ... here.
17595 (rest_of_handle_cprop): Delete.
17596 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17598 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17600 PR middle-end/40057
17601 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17602 GEN_INT for 1 << bitnum.
17603 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17604 build_int_cst_type.
17606 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17608 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17609 Remove wrong description of "nand" operation.
17611 2009-05-06 Richard Guenther <rguenther@suse.de>
17612 Adam Nemet <anemet@caviumnetworks.com>
17614 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17615 comment. Add that if LHS is not a gimple register, then RHS1 has
17616 to be a single object (GIMPLE_SINGLE_RHS).
17618 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17620 * expr.c (get_def_for_expr): Move it up in the file.
17621 (store_field): When expanding a bit-field store, look at the
17622 defining gimple stmt for the masking conversion.
17624 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17626 PR middle-end/39986
17627 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17628 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17629 32-bit memcpy into long.
17631 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17633 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17634 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17636 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17637 instead of appending DW_OP_deref*.
17639 2009-05-06 Michael Matz <matz@suse.de>
17641 PR middle-end/40021
17642 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17643 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17645 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17647 * Makefile.in (install-plugin): Fix srcdir handling.
17649 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17651 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17652 when processing for not_regs_needed bitmap.
17653 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17654 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17655 handling it for rhs.
17657 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17659 * config/i386/i386.md (unnamed inc/dec peephole): Use
17660 optimize_insn_for_size_p instead of optimize_size.
17661 * config/i386/predicates.md (incdec_operand): Likewise.
17662 (aligned_operand): Likewise.
17663 * config/i386/sse.md (divv8sf3): Likewise.
17664 (sqrtv8sf2): Likewise.
17666 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17668 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17670 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17672 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17674 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17675 ssemodesuffixf2c with avxmodesuffixf2c.
17677 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17680 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17682 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17684 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17685 (struct tree_base): Adjust spacing for 8 bit boundaries.
17686 (struct tree_decl_common): Add decl_by_reference_flag bit.
17687 (DECL_BY_REFERENCE): Adjust.
17688 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17689 print DECL_BY_REFERENCE bit.
17690 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17691 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17692 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17693 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17696 PR middle-end/39666
17697 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17698 range of the type, but default label is missing, add it with one
17699 of the existing labels instead of adding a new label for it.
17701 2009-05-05 Joseph Myers <joseph@codesourcery.com>
17705 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
17707 * Makefile.in (enable_plugin, plugin_includedir): New.
17708 (install): Depend on install-plugin.
17709 (PLUGIN_HEADERS): New.
17710 (install-plugin): New.
17711 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
17713 2009-05-05 Richard Guenther <rguenther@suse.de>
17715 PR tree-optimization/40022
17716 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
17718 (phivn_valid_p): Fix tuplification error, simplify.
17719 (phiprop_insert_phi): Add dumps.
17720 (propagate_with_phi): Simplify.
17722 2009-05-05 Richard Guenther <rguenther@suse.de>
17724 PR middle-end/40023
17725 * builtins.c (gimplify_va_arg_expr): Properly build the address.
17727 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
17729 * tree.h (strip_float_extensions): Remove duplicate declaration.
17730 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
17731 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
17732 block_ultimate_origin): Rearrange the declarations line to match the
17733 comment that indicates the .c file which the functions are defined.
17734 (dwarf2out_*, set_decl_rtl): Add comment.
17735 (get_base_address): Adjust comment.
17736 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
17737 declarations line and add comment.
17738 (is_builtin_name): Add blank after function name, for clarity.
17740 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17742 * attribs.c (decl_attributes): Use %qE for identifiers in
17744 * cgraphunit.c (verify_cgraph_node): Translate function names to
17745 locale character set in diagnostics.
17746 * coverage.c (get_coverage_counts): Use %qE for identifiers in
17748 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
17749 Document that functions are named in UTF-8.
17750 * expr.c (expand_expr_real_1): Translate function names to locale
17751 character set in diagnostics.
17752 * gimplify.c (omp_notice_variable, omp_is_private,
17753 gimplify_scan_omp_clauses): Use %qE for identifiers in
17755 * langhooks.c (lhd_print_error_function): Translate function names
17756 to locale character set.
17757 * langhooks.h (decl_printable_name): Document that return value is
17758 in internal character set.
17759 * stmt.c: Include pretty-print.h
17760 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
17762 (resolve_operand_name_1): Translate named operand name to locale
17764 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
17766 * toplev.c (announce_function): Translate function names to locale
17768 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
17769 (default_tree_printer): Use pp_identifier or translate identifiers
17770 to locale character set. Mark "<anonymous>" for translation.
17771 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
17772 for identifiers in diagnostics.
17773 * tree.c (handle_dll_attribute): Use %qE for identifiers in
17775 * varasm.c (output_constructor): Use %qE for identifiers in
17778 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
17780 * configure.ac: use ` ` instead of $()
17781 * configure: Regenerate.
17783 2009-05-05 Ben Elliston <bje@au.ibm.com>
17785 * config/pa/linux-atomic.c: Eliminate conditional include of
17786 errno.h on non-LP64 systems to simplify build requirements.
17788 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17790 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
17792 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
17793 and pass value to identifier_to_locale.
17794 (warn_variable_length_array): Make name a tree.
17795 (grokdeclarator): Separate diagnostic texts for named and unnamed
17796 declarators. Use %qE for named declarators.
17797 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
17799 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
17800 identifiers in diagnostics.
17801 * c-typeck.c (push_member_name, start_init): Pass identifiers to
17802 identifier_to_locale. Mark "anonymous" strings for translation.
17804 2009-05-04 Michael Eager <eager@eagercon.com>
17806 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
17807 address for DImode/DFmode only if double-precision FP regs.
17809 2009-05-04 Michael Eager <eager@eagercon.com>
17811 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
17812 TARGET_SINGLE_FLOAT check.
17814 2009-05-04 Michael Eager <eager@eagercon.com>
17816 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
17818 2009-05-04 Michael Eager <eager@eagercon.com>
17820 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17821 * config/rs6000/t-xilinx: New
17823 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17825 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17826 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17827 * gcc/explow.c (memory_address): Use target hook.
17828 * gcc/targhooks.c (default_legitimize_address): New.
17829 * gcc/targhooks.h (default_legitimize_address): New.
17830 * gcc/target.h (legitimize_address): New.
17831 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17832 (TARGET_INITIALIZER): Include it.
17833 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17835 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17836 * config/bfin/bfin.c (legitimize_address): Remove.
17837 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17838 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17840 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17841 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17843 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17844 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17845 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17846 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17847 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17848 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17849 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17850 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17851 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17852 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17853 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17854 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17855 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17856 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17857 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17858 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17859 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17860 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17861 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17862 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17863 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17864 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17865 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17867 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17868 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17869 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17870 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17871 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17872 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17873 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17874 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17875 (thumb_legitimize_address): Delete.
17876 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17877 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17878 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17879 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17880 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17881 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17883 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17886 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17887 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17888 * config/m32r/m32r.c (m32r_legitimize_address): New.
17889 * config/m68k/m68k.c (m68k_legitimize_address): New.
17890 * config/score/score.c (score_legitimize_address): Standardize.
17891 * config/score/score3.c (score3_legitimize_address): Standardize.
17892 * config/score/score3.h (score3_legitimize_address): Adjust.
17893 * config/score/score7.c (score7_legitimize_address): Standardize.
17894 * config/score/score7.h (score7_legitimize_address): Adjust.
17895 * config/sh/sh.c (sh_legitimize_address): New.
17896 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17898 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17899 (s390_legitimize_address): ... this.
17900 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17901 (sparc_legitimize_address): ... this.
17902 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17903 (ix86_legitimize_address): ... this.
17904 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17905 (avr_legitimize_address): ... this.
17906 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17907 (mn10300_legitimize_address): ... this.
17908 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17909 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17910 (alpha_expand_mov): Adjust call.
17912 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17913 * config/spu/spu.c (spu_legitimize_address): Likewise.
17914 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17915 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17917 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17919 * intl.c (locale_encoding, locale_utf8): New.
17920 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17921 * intl.h (locale_encoding, locale_utf8): Declare.
17922 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17923 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17925 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17927 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17928 (pp_base_tree_identifier): Declare as function.
17929 (identifier_to_locale): Declare.
17930 * Makefile.in (pretty-print.o): Update dependencies.
17931 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17933 2009-05-04 Richard Guenther <rguenther@suse.de>
17935 PR middle-end/40015
17936 * builtins.c (fold_builtin_memory_op): Do not decay to element
17937 type if the size matches the whole array.
17939 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17941 * expmed.c (synth_mult): When trying out a shift, pass the result
17944 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17946 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17947 (shiftsub1_cost): New.
17948 (init_expmed): Compute shiftsub1_cost.
17949 (synth_mult): Optimize multiplications by constants of the form
17950 -(2^^m-1) for some constant positive integer m.
17952 2009-05-03 Richard Guenther <rguenther@suse.de>
17955 * c-typeck.c (array_to_pointer_conversion): Do not built
17956 ADDR_EXPRs of arrays of pointer-to-element type.
17957 * c-gimplify.c (c_gimplify_expr): Revert change fixing
17958 up wrong ADDR_EXPRs after-the-fact.
17959 * c-common.c (strict_aliasing_warning): Strip pointer
17960 conversions for obtaining the original type.
17961 * builtins.c (fold_builtin_memset): Handle array types.
17962 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
17965 2009-05-03 Richard Guenther <rguenther@suse.de>
17967 PR middle-end/23329
17968 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
17969 Do not lose casts from array types with unknown extent to array
17970 types with known extent.
17971 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
17972 alias set compatibility.
17974 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
17976 * flags.h (extra_warnings): Delete.
17977 * toplev.c (process_options): Handle Wuninitialized here.
17978 * opts.c (extra_warnings): Delete.
17979 (set_Wextra): Delete.
17980 (common_handle_option): -Wextra can be handled automatically.
17981 * c-opts.c (c_common_handle_option): Delete obsolete code.
17982 (c_common_post_options): Simplify comment.
17983 * common.opt (W): Add Var.
17985 (Wuninitialized): Initialize to -1.
17987 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
17988 Richard Guenther <rguenther@suse.de>
17990 * expr.c (get_def_for_expr): New function.
17991 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
17992 SSA rather than trees.
17993 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
17994 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
17996 2009-05-03 Joseph Myers <joseph@codesourcery.com>
17998 * c-common.c (reswords): Add _Imaginary.
17999 * c-common.c (enum rid): Add RID_IMAGINARY.
18001 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18003 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18004 Patch by Richard Guenther.
18006 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18008 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18009 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18010 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18011 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18012 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18013 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18014 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18015 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18016 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18017 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18018 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18019 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18020 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18021 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18022 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18023 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18024 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18025 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18027 2009-05-02 Richard Guenther <rguenther@suse.de>
18029 PR tree-optimization/39940
18030 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18033 2009-05-02 Richard Guenther <rguenther@suse.de>
18035 PR middle-end/40001
18036 * tree-ssa.c (execute_update_addresses_taken): Properly check
18037 if we can mark a variable DECL_GIMPLE_REG_P.
18038 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18039 back to the end of the function.
18040 (is_gimple_reg_type): Remove complex type special casing.
18041 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18044 2009-05-02 Ben Elliston <bje@au.ibm.com>
18046 * doc/collect2.texi (Collect2): Document search path behaviour
18047 when configured with --with-ld.
18049 2009-05-02 Jan Hubicka <jh@suse.cz>
18051 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18052 parameter; update callers.
18053 (coalesce_cost_edge): EH edges are costier because they needs
18054 splitting even if not critical and even more costier when there are
18055 multiple EH predecestors.
18057 2009-05-02 Jan Hubicka <jh@suse.cz>
18059 * except.c (remove_eh_handler_and_replace): Handle updating after
18060 removing TRY blocks.
18062 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18064 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18066 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18068 * varasm.c: Do not include c-pragma.h.
18069 * attribs.c: Do not incude c-common.h.
18071 2009-05-01 Michael Matz <matz@suse.de>
18073 * calls.c (initialize_argument_information): Handle SSA names like
18074 decls with a non MEM_P DECL_RTL.
18076 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18078 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18079 * ipa-utils.c: Likewise.
18080 * ipa-type-escape.c: Likewise.
18081 * cgraphunit.c Do not include c-common.h.
18082 * ipa-pure-const.c: Likewise.
18083 * tree-if-conv.c: Likewise.
18084 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18085 * ipa-struct-reorg.c: Likewise.
18086 * tree-nomudflap.c: Likewise.
18087 * tree-ssa-structalias.c: Likewise.
18089 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18091 * store-motion.c: Many cleanups to make this pass a first-class
18092 citizen instead of an appendix to gcse load motion. Add TODO list
18093 to make this pass faster/cleaner/better.
18095 (struct ls_expr): Post gcse.c-split cleanups.
18096 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18097 "stores" field to "avail_stores".
18098 (pre_ldst_mems): Rename to store_motion_mems.
18099 (pre_ldst_table): Rename to store_motion_mems_table.
18100 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18101 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18102 (ldst_entry): Rename to st_expr_entry, update users.
18103 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18104 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18105 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18107 (first_ls_expr): Rename to first_st_expr, update users.
18108 (next_ls_expr): Rename to next_st_expr, update users.
18109 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18110 fields properly for store motion instead of names inherited from load
18112 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18113 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18116 (ae_kill): Rename to st_kill, update users.
18117 (ae_gen): Rename to st_avloc, update users.
18118 (transp): Rename to st_transp, update users.
18119 (pre_insert_map): Rename to st_insert_map, update users.
18120 (pre_delete_map): Rename to st_delete_map, update users.
18121 (insert_store, build_store_vectors, free_store_memory,
18122 one_store_motion_pass): Update for abovementioned changes.
18124 (gcse_subst_count, gcse_create_count): Remove.
18125 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18126 and "n_stores_created", local variables.
18128 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18131 (regvec, compute_store_table_current_insn): Remove.
18132 (reg_set_info, reg_clear_last_set): Remove.
18133 (compute_store_table): Use DF caches instead of local dataflow
18136 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18138 * c-objc-common.c (c_tree_printer): Print identifiers with
18139 pp_identifier, not pp_string. Mark "({anonymous})" for
18141 * c-pretty-print.c (pp_c_ws_string): New.
18142 (pp_c_cv_qualifier, pp_c_type_specifier,
18143 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18144 pp_c_storage_class_specifier, pp_c_function_specifier,
18145 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18146 pp_c_primary_expression, pp_c_postfix_expression,
18147 pp_c_unary_expression, pp_c_shift_expression,
18148 pp_c_relational_expression, pp_c_equality_expression,
18149 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18150 use pp_string and pp_c_ws_string in place of pp_identifier and
18151 pp_c_identifier for non-identifiers. Mark English strings for
18153 * c-pretty-print.h (pp_c_ws_string): Declare.
18155 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18156 Roland McGrath <roland@redhat.com>
18158 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18159 (ENABLE_LD_BUILDID): New configuration option.
18160 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18161 (LINK_BUILDID_SPEC): New macro.
18162 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18164 * doc/install.texi: Document --enable-linker-build-id option.
18165 * configure: Rebuild.
18166 * config.in: Rebuild.
18168 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18170 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18171 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18172 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18173 MIPS_GP_SAVE_AREA_SIZE.
18174 * config/mips/mips.c (struct mips_frame_info): Update comment
18175 before arg_pointer_offset and hard_frame_pointer_offset.
18176 (mips_compute_frame_info): Update diagram before function: to
18177 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18178 indicate the position of frame_pointer_rtx with -fstack-protector and
18179 to show args_size. Don't allocate cprestore area for leaf functions
18180 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18182 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18184 2009-04-30 Michael Matz <matz@suse.de>
18186 PR tree-optimization/39955
18187 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18189 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18191 * ira.c (setup_cover_and_important_classes): Use safe macro
18192 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18194 * genpreds.c (write_tm_preds_h): Output suitable definition of
18195 REG_CLASS_FOR_CONSTRAINT.
18197 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18199 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18201 * bitmap.c (bitmap_descriptor): Likewise.
18202 * ggc-common.c (loc_descriptor): Likewise.
18203 * varray.c (varray_descriptor): Likewise.
18204 * vec.c (vec_descriptor): Likewise.
18206 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18208 * Makefile.in (dce.o): Add $(EXCEPT_H).
18209 * dce.c: Include except.h and delete redundant vector definitions.
18210 (deletable_insn_p): Return false for non-call insns that can throw
18213 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18215 * gcse.c (ae_gen): Remove.
18216 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18217 and make non-static function to make it available in store-motion.c.
18218 Update call sites with search-and-replace.
18219 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18220 extract_mentioned_regs, extract_mentioned_regs_helper,
18221 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18222 store_killed_in_insn, store_killed_after, store_killed_before,
18223 build_store_vectors, insert_insn_start_basic_block, insert-store,
18224 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18225 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18226 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18227 * store-motion.c: ...new file. Also copy data structures from gcse.c
18228 and clean up to remove parts not used by store motion.
18229 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18230 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18232 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18235 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18236 when optimizing for size.
18238 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18240 * gcse.c (gcse_constant_p): Fix typo in last change.
18242 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18244 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18246 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18248 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18250 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18252 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18253 CONST_HIGH_PART result.
18255 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18257 * config/avr/avr.c (initial_elimination_offset): Rename to
18258 avr_initial_elimination_offset.
18259 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18260 change return type to bool.
18261 (avr_can_eliminate): New function.
18262 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18263 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18264 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18265 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18266 avr_initial_elimination_offset.
18267 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18268 (avr_initial_elimination_offset): Define.
18270 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18271 Steven Bosscher <steven@gcc.gnu.org>
18273 PR rtl-optimization/39938
18274 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18275 * cfgrtl.c: Include insn-attr.h.
18276 (rest_of_pass_free_cfg): New function.
18277 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18278 * resource.c (init_resource_info): Remove call to df_analyze.
18280 2009-04-29 Richard Guenther <rguenther@suse.de>
18283 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18284 allow conversion to signed integers.
18286 2009-04-29 Richard Guenther <rguenther@suse.de>
18288 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18289 shifts of floating point vectors if the shift amount is
18290 a constant multiple of the element size.
18292 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18293 Michael Matz <matz@suse.de>
18295 PR middle-end/39927
18297 * tree-outof-ssa.c (emit_partition_copy): New function.
18298 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18299 insert_part_to_rtx_on_edge): Perform the partition base var
18300 copy using emit_partition_copy.
18301 (insert_value_copy_on_edge): Convert constants to the right mode.
18302 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18303 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18305 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18307 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18308 scan backwards to try to find a constant to initialize it.
18310 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18311 insn before the loop_end instruction, don't look past labels.
18313 2009-04-29 Richard Guenther <rguenther@suse.de>
18315 PR middle-end/39937
18316 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18317 loose type conversions.
18318 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18319 stmts only if there are no uses of its definition.
18321 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18323 * config/bfin/bfin.h (splitting_loops): Declare.
18324 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18325 Reorder bit definitions to be ascending.
18326 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18327 * config/bfin/bfin.c (splitting_loops): New variable.
18328 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18329 (struct loop_info): Remove members INIT and LOOP_INIT.
18330 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18331 the LSETUP sequence. Allow LC to be loaded from any register, but
18332 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18333 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18335 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18336 of reload_completed.
18339 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18341 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18343 * Makefile.in (PLUGIN_VERSION_H): New.
18344 (OBJS-common): Remove plugin-version.o.
18345 (plugin.o): Depend on (PLUGIN_VERSION_H).
18346 (plugin-version.o): Remove.
18347 * configure: Regenerate
18348 * configure.ac: Create plugin-version.h.
18349 * gcc-plugin.h (plugin_gcc_version): Remove.
18350 (plugin_default_version_check): Change signature.
18351 * plugin-version.c: Remove.
18352 * plugin.c: Include plugin-version.h.
18353 (str_plugin_gcc_version_name): Remove.
18354 (try_init_one_plugin): Pass gcc version to plugin_init.
18355 (plugin_default_version_check): Both gcc and plugin versions are now
18358 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18360 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18361 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18362 Remove special case testing for last insn of inner loops. Don't fail
18363 if the loop ends with a jump, emit an extra nop instead.
18365 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18366 DREGS rather than comparing directly. Remove code that tries to
18367 account for latencies.
18369 2009-04-29 Richard Guenther <rguenther@suse.de>
18371 PR tree-optimization/39941
18372 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18373 eliminating an indirect call.
18375 2009-04-29 Richard Guenther <rguenther@suse.de>
18377 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18378 parameter. Allow invariants as base if !require_lvalue.
18379 (verify_gimple_assign_single): Adjust.
18381 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18383 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18384 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18385 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18386 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18387 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18389 * config/bfin/bfin.c (bfin_expand_builtin,
18390 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18392 2009-04-28 Richard Guenther <rguenther@suse.de>
18394 * tree-vect-loop.c (get_initial_def_for_induction): Use
18395 correct types for pointer increment.
18397 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18399 * toplev.c (print_version): Update GMP version string calculation.
18401 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18403 PR rtl-optimization/39938
18404 * resource.c (init_resource_info): Add call to df_analyze.
18406 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18408 * config/alpha/alpha.md (usegp): Cast the result of
18409 alpha_find_lo_sum_using_gp to enum attr_usegp.
18410 * config/alpha/alpha.c (override_options): Remove end-of-structure
18411 marker element from cpu_table. Use array size of cpu_table to handle
18412 -mcpu and -mtune options.
18413 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18415 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18417 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18418 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18419 tune_32 and tune_64.
18420 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18421 support on PowerPC.
18422 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18423 * config/rs6000/option-defaults.h: ... here. New file.
18424 (OPT_64, OPT_32): Define.
18425 (MASK_64BIT): Define to 0 if not already defined.
18426 (OPT_ARCH64, OPT_ARCH32): Define.
18427 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18430 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18432 * config/arm/arm.c (arm_override_options): Emit error on using
18435 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18437 PR rtl-optimization/39914
18438 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18439 registers for allocnos created from user-defined variables only
18440 when not optimizing.
18442 2009-04-28 Richard Guenther <rguenther@suse.de>
18444 PR middle-end/39937
18445 * fold-const.c (fold_binary): Use distribute_real_division only
18448 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18450 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18451 add hpux-stdint.h to tm_file.
18452 (hppa[12]*-*-hpux11*): Ditto.
18453 (ia64*-*-hpux*): Ditto.
18454 * config/hpux-stdint.h: New.
18455 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18456 __STDC_EXT__ for all compiles.
18457 * config/pa/pa-hpux.h: Ditto.
18458 * config/pa/pa-hpux10.h: Ditto.
18459 * config/pa/pa-hpux11.h: Ditto.
18461 2009-04-28 Catherine Moore <clm@codesourcery.com>
18463 * debug.h (set_name): Add comment.
18465 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18468 * config/darwin.c (machopic_gen_offset): Check
18469 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18470 * config/arm/arm.c (require_pic_register): Likewise.
18472 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18474 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18475 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18476 m32c_promote_prototypes): Delete.
18478 2009-04-28 Michael Matz <matz@suse.de>
18480 PR middle-end/39922
18481 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18484 2009-04-28 Richard Guenther <rguenther@suse.de>
18486 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18488 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18490 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18491 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18492 * config/arm/arm-tune.md: Regenerate.
18494 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18496 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18497 block if there are complex incoming edges.
18498 (sel_merge_blocks): Remove useless assert.
18499 (sel_redirect_edge_and_branch): Check that edge was redirected.
18500 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18501 (sel_find_rgns): Delete declaration.
18502 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18503 the region when it is not a preheader.
18505 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18508 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18510 2009-04-28 Richard Guenther <rguenther@suse.de>
18512 * tree.h (SSA_NAME_VALUE): Remove.
18513 (struct tree_ssa_name): Remove value_handle member.
18514 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18515 array for jump threading.
18516 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18518 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18519 * tree-flow.h (threadedge_initialize_values): Declare.
18520 (threadedge_finalize_values): Likewise.
18521 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18522 (SSA_NAME_VALUE): Define.
18523 (threadedge_initialize_values): New function.
18524 (threadedge_finalize_values): Likewise.
18525 * tree-ssa-dom.c (ssa_name_values): New global variable.
18526 (SSA_NAME_VALUE): Define.
18527 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18529 2009-04-28 Ira Rosen <irar@il.ibm.com>
18531 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18532 Use REPORT_VECTORIZED_LOCATIONS instead
18533 REPORT_VECTORIZED_LOOPS.
18534 * tree-vectorizer.c (vect_verbosity_level): Make static.
18535 (vect_loop_location): Rename to vect_location.
18536 (vect_set_verbosity_level): Update comment.
18537 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18539 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18540 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18541 instead REPORT_UNVECTORIZED_LOOPS.
18542 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18543 and vect_loop_def to vect_external_def and vect_internal_def.
18544 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18545 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18546 REPORT_UNVECTORIZED_LOCATIONS.
18547 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18548 and vect_used_in_loop and to vect_unused_in_scope and
18549 vect_used_in_scope.
18550 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18551 (vect_verbosity_level): Remove declaration.
18552 (vect_analyze_operations): Likewise.
18553 (vect_analyze_stmt): Declare.
18554 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18555 REPORT_UNVECTORIZED_LOCATIONS.
18556 (vect_get_loop_niters): Fix indentation.
18557 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18558 (vect_analyze_loop_operations): New function.
18559 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18560 vect_analyze_operations.
18561 (vect_is_simple_reduction): Use new names.
18562 (vectorizable_live_operation, vect_transform_loop): Likewise.
18563 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18564 to specify whether the data references can be a part of interleaving
18566 (vect_analyze_data_ref_dependence): Use new names.
18567 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18568 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18569 * tree-vect-patterns.c (widened_name_p): Use new names.
18570 (vect_recog_dot_prod_pattern): Likewise.
18571 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18572 (process_use, vect_mark_stmts_to_be_vectorized,
18573 vect_model_simple_cost, vect_model_store_cost,
18574 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18575 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18576 vectorizable_operation, vectorizable_type_demotion,
18577 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18578 vectorizable_condition): Likewise.
18579 (vect_analyze_operations): Split into vect_analyze_loop_operations
18581 (vect_analyze_stmt): ... new function.
18582 (new_stmt_vec_info): Use new names.
18583 (vect_is_simple_use): Use new names and fix comment.
18584 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18585 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18587 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18590 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18591 and integer modes for x87 operands. Do not ICE for unsupported size,
18592 generate error instead. Generate error for unsupported operand types.
18593 ['z']: Do not handle HImode memory operands specially. Warning
18594 for floating-point operands. Fallthru to 'Z' for unsupported operand
18595 types. Do not ICE for unsupported size, generate error instead.
18596 (output_387_binary_op): Use %Z to output operands.
18597 (output_fp_compare): Ditto.
18598 (output_387_reg_move): Ditto.
18600 2009-04-28 Ben Elliston <bje@au.ibm.com>
18605 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18607 * builtins.c (c_strlen): Do not warn here.
18608 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18609 * c-common.c (pointer_int_sum): Take an explicit location.
18610 Warn about offsets out of bounds.
18611 * c-common.h (pointer_int_sum): Adjust declaration.
18613 2009-04-27 Ian Lance Taylor <iant@google.com>
18615 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18617 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18618 * df-core.c (df_set_flags): Change return type to int. Change
18619 type of old_flags to int.
18620 (df_clear_flags): Likewise.
18621 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18622 (df_get_conditional_uses): Likewise.
18623 * df.h (df_set_flags, df_clear_flags): Update declarations.
18624 * dwarf2out.c (struct indirect_string_node): Change type of form
18625 field to enum dwarf_form.
18626 (AT_string_form): Change return type to enum dwarf_form.
18627 * fixed-value.c (fixed_compare): Add cast to enum type.
18628 * fwprop.c (update_df): Change 0 to VOIDmode.
18629 * gensupport.c: Change 0 to UNKNOWN.
18630 * gimple.h (gimple_cond_code): Add cast to enum type.
18631 * haifa-sched.c (reemit_notes): Add cast to enum type.
18632 * hooks.c (hook_int_void_no_regs): Remove function.
18633 * hooks.h (hook_int_void_no_regs): Remove declaration.
18634 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18635 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18636 * real.c (real_arithmetic): Add cast to enum type.
18637 (real_compare): Likewise.
18638 * target.h (struct gcc_target): Change return type of
18639 branch_target_register_class to enum reg_class.
18640 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18641 default_branch_target_register_class.
18642 * targhooks.c (default_branch_target_register_class): New function.
18643 * targhooks.h (default_branch_target_register_class): Declare.
18644 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18645 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18647 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18649 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18650 vect_uninitialized_def. Change 0 to ERROR_MARK.
18651 * tree-vect-stmts.c (supportable_widening_operation): Don't
18652 initialize icode1 and icode2.
18653 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18654 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18656 (cmn_err_flag_specs): Change 0 to STD_C89.
18657 (cmn_err_char_table): Likewise.
18658 * config/arm/arm.c (get_arm_condition_code): Change type of code
18659 to enum arm_cond_code.
18660 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18661 (IWMMXT_BUILTIN2): Likewise.
18662 (neon_builtin_type_bits): Don't define typedef.
18663 (neon_builtin_datum): Change type of bits field to int.
18664 (arm_expand_neon_args): Add cast to enum type.
18665 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18667 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18668 casts to enum type.
18669 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18671 * config/mips/mips.md (jal_macro): Return enum constant.
18672 (single_insn): Likewise.
18673 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18675 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18676 casts to enum type.
18677 * config/s390/s390.c (s390_tune_flags): Change type to int.
18678 (s390_arch_flags): Likewise.
18679 (s390_handle_arch_option): Change flags field of struct pta to int.
18680 * config/s390/s390.h (s390_tune_flags): Update declaration.
18681 (s390_arch_flags): Likewise.
18682 * config/sh/sh.c (prepare_move_operands): Compare
18683 tls_symbolic_operand result with enum constant.
18684 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18685 (sh_expand_prologue): Add cast to enum type.
18686 (sh_expand_epilogue): Likewise.
18687 (tls_symbolic_operand): Change return type to enum tls_model.
18688 (fpscr_set_from_mem): Add cast to enum type.
18689 (legitimize_pic_address): Compare tls_symbolic_operand result with
18691 (sh_target_reg_class): Change return type to enum reg_class.
18692 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18694 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18695 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18696 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18697 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18698 (delayed_branch, tls_call_delay): Likewise.
18699 (eligible_for_sibcall_delay): Likewise.
18700 (eligible_for_return_delay): Likewise.
18701 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
18702 (spu_expand_builtin_1): Likewise.
18704 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
18705 for all types of conversions.
18706 (output_init_element): Issue -Wc++-compat warning if needed when
18707 initializing a bitfield with enum type.
18708 * c-parser.c (c_parser_expression): Set original_type to
18709 original_type of right hand operand of comma operator.
18711 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18713 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
18715 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
18716 * doc/cpp.texi (Standard Predefined Macros)
18717 (Implementation-defined behavior): Likewise.
18718 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
18719 * doc/gimple.texi (GIMPLE Exception Handling)
18720 (@code{GIMPLE_ASSIGN}): Likewise.
18721 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
18722 * doc/invoke.texi (Warning Options, Optimize Options)
18723 (AVR Options, Darwin Options): Likewise.
18724 (Optimize Options): Reformulate -fwhole-program description.
18725 * doc/loop.texi (Lambda): Likewise.
18726 * doc/md.texi (Output Template, Define Constraints)
18727 (Standard Names, Insn Splitting): Likewise.
18728 * doc/options.texi (Option properties): Likewise.
18729 * doc/passes.texi (Tree-SSA passes): Likewise.
18730 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
18731 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
18732 (File Names and DBX): Likewise.
18733 * doc/trouble.texi (Incompatibilities): Likewise.
18735 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18737 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
18738 instruction is correct.
18740 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18742 Allow non-constant arguments to conversion intrinsics.
18743 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
18744 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
18745 * spu.c (print_operand): Handle 'v' and 'w'.
18746 (exp2_immediate_p, spu_gen_exp2): Define.
18747 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
18748 spu_convtf_1): Update parameter descriptions.
18749 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
18750 * constraints.md ('v', 'w'): New.
18751 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
18753 (i2f, I2F): New define_mode_attr.
18754 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
18755 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
18756 fixuns_truncv4sfv4si2): Update to use mode attribute.
18757 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
18758 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
18759 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
18760 patterns for combine.
18762 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
18764 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
18765 (cprop, hoist, pre, store_motion): New debug counters.
18766 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
18767 is not an RTL pass anymore.
18768 (pass_profiling): Remove extern decl for pass removed in 2005.
18769 (pass_gcse, pass_jump_bypass): Remove.
18770 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
18771 to 0 for clean state.
18772 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
18773 * cse.c (gate_handle_cse_after_global_opts,
18774 rest_of_handle_cse_after_global_opts): New functions.
18775 (pass_cse_after_global_opts): New pass, does local CSE.
18776 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
18777 (TV_CPROP): New timevar.
18778 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
18779 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
18780 (gcse_main, recompute_all_luids): Remove.
18781 (compute_hash_table_work): Call max_reg_num instead of reading
18783 (cprop_jump): Don't set run_jump_opt_after_gcse.
18784 (constprop_register): Always allow to alter jumps.
18785 (cprop_insn): Likewise.
18786 (do_local_cprop): Likewise.
18787 (local_cprop_pass): Likewise. Return non-zero if something changed.
18788 (cprop): Remove function, fold interesting bits into one_cprop_pass.
18789 (find_implicit_sets): Add note about missed optimization opportunity.
18790 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
18791 pass_rtl_cprop execute function.
18792 Don't bother tracking the pass number, each pass gets its own dumpfile
18794 Always allow to alter jumpsand bypass jumps.
18795 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
18796 will just find no suitable set.
18797 (pre_edge_insert): Fix dumping, this function is for PRE only.
18798 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
18799 pass_rtl_pre execute function.
18800 (hoist_code): Return non-zero if something changed. Keep track of
18801 substitutions and insertions for statistics gathering similar to PRE.
18802 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
18803 called from the pass_rtl_hoist execute function. Show pass statistics.
18804 (compute_store_table): Use max_reg_num directly instead of using the
18805 formerly global max_gcse_regno.
18806 (build_store_vectors): Likewise.
18807 (replace_store_insn): Fix dumping.
18808 (store_motion): Rename to ...
18809 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
18810 pass, called from the pass_rtl_store_motion execute function. Keep
18811 track of substitutions and insertions for statistics gathering similar
18813 (bypass_jumps): Remove, fold interesting bits into ...
18814 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
18815 from the pass_rtl_cprop execute function.
18816 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
18817 pass_jump_bypass): Remove.
18818 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18819 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18820 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18821 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18822 (gate_rtl_store_motion, execute_rtl_store_motion,
18823 pass_rtl_store_motion): New.
18824 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18825 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18826 * passes.c (init_optimization_passes): Remove pass_gcse and
18827 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18828 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18829 instead of pass_jump_bypass.
18831 2009-04-27 Richard Guenther <rguenther@suse.de>
18833 PR middle-end/39928
18834 * gimplify.c (gimplify_expr): If we are required to create
18835 a temporary make sure it ends up as register.
18837 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18840 * config/i386/i386.c (construct_container): Don't call
18841 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18842 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18844 2009-04-27 Michael Matz <matz@suse.de>
18846 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18847 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18848 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18849 (dump_replaceable_exprs): Take a bitmap.
18850 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18852 (expand_gimple_basic_block): Likewise.
18853 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18854 replaceable_expressions member a bitmap.
18855 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18856 (mark_replaceable): Likewise.
18857 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18858 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18860 2009-04-27 Richard Guenther <rguenther@suse.de>
18862 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18863 (verify_stmts): Dispatch to gimple/type verification code.
18864 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18865 issue with call argument types.
18867 2009-04-27 Michael Matz <matz@suse.de>
18869 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18870 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18873 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18874 Eric Botcazou <ebotcazou@adacore.com>
18876 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18877 a label's basic block.
18878 (mark_target_live_regs): Tidy and rework obsolete comments.
18879 Change back DF problem to LIVE. If a label starts a basic block,
18880 assume that all registers that used to be live then still are.
18881 (init_resource_info): If a label starts a basic block, set its
18882 BLOCK_FOR_INSN accordingly.
18883 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18885 2009-04-27 Richard Guenther <rguenther@suse.de>
18887 * tree-flow-inline.h (function_ann): Remove.
18888 (get_function_ann): Likewise.
18889 * tree-dfa.c (create_function_ann): Remove.
18890 * tree-flow.h (struct static_var_ann_d): Remove.
18891 (struct function_ann_d): Likewise.
18892 (union tree_ann_d): Remove fdecl member.
18893 (function_ann_t): Remove.
18894 (function_ann, get_function_ann, create_function_ann): Remove
18897 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18899 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18901 2009-04-27 Jan Hubicka <jh@suse.cz>
18903 * ipa-pure-const.c (struct funct_state_d): New fields
18904 state_previously_known, looping_previously_known; remove
18905 state_set_in_source.
18906 (analyze_function): Use new fields.
18907 (propagate): Avoid assumption that state_set_in_source imply
18910 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18911 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18912 * cfgloop.h (finite_loop_p): Declare.
18914 2009-04-26 Michael Matz <matz@suse.de>
18916 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18918 2009-04-26 Michael Matz <matz@suse.de>
18920 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18921 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18922 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18923 pass_mark_used_blocks): Remove.
18924 * tree-optimize.c (pass_free_datastructures,
18925 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18926 * passes.c (init_optimization_passes): Don't call
18927 pass_mark_used_blocks, remove dead code.
18929 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18931 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18932 * tree-ssa-live.h (register_ssa_partition): Likewise.
18934 2009-04-26 Michael Matz <matz@suse.de>
18937 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18938 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18939 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18941 (compare_pairs): Swap cost comparison.
18942 (coalesce_ssa_name): Don't use change_partition_var.
18943 * tree-nrv.c (struct nrv_data): Add modified member.
18944 (finalize_nrv_r): Set it.
18945 (tree_nrv): Use it to update statements.
18946 (pass_nrv): Require PROP_ssa.
18947 * tree-mudflap.c (mf_decl_cache_locals,
18948 mf_build_check_statement_for): Use make_rename_temp.
18949 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18950 * alias.c (find_base_decl): Handle SSA names.
18951 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18952 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18953 * rtl.h (set_reg_attrs_for_parm): Declare.
18954 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
18955 to "optimized", remove unused locals at finish.
18956 (execute_free_datastructures): Make global, call
18957 delete_tree_cfg_annotations.
18958 (execute_free_cfg_annotations): Don't call
18959 delete_tree_cfg_annotations.
18961 * ssaexpand.h: New file.
18962 * expr.c (toplevel): Include ssaexpand.h.
18963 (expand_assignment): Handle SSA names the same as register variables.
18964 (expand_expr_real_1): Expand SSA names.
18965 * cfgexpand.c (toplevel): Include ssaexpand.h.
18966 (SA): New global variable.
18967 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
18968 (SSAVAR): New macro.
18969 (set_rtl): New helper function.
18970 (add_stack_var): Deal with SSA names, use set_rtl.
18971 (expand_one_stack_var_at): Likewise.
18972 (expand_one_stack_var): Deal with SSA names.
18973 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
18974 before unique numbers.
18975 (expand_stack_vars): Use set_rtl.
18976 (expand_one_var): Accept SSA names, add asserts for them, feed them
18977 to above subroutines.
18978 (expand_used_vars): Expand all partitions (without default defs),
18979 then only the local decls (ignoring those expanded already).
18980 (expand_gimple_cond): Remove edges when jumpif() expands an
18981 unconditional jump.
18982 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
18983 or remove abnormal edges. Ignore insns setting the LHS of a TERed
18985 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
18986 members of SA; deal with PARM_DECL partitions here; expand
18987 all PHI nodes, free tree datastructures and SA. Commit instructions
18988 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
18989 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
18990 info and statements at start, collect garbage at finish.
18991 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
18992 (VAR_ANN_PARTITION) Remove.
18993 (change_partition_var): Don't declare.
18994 (partition_to_var): Always return SSA names.
18995 (var_to_partition): Only accept SSA names.
18996 (register_ssa_partition): Only check argument.
18997 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
18999 (delete_var_map): Don't free it.
19000 (var_union): Only accept SSA names, simplify.
19001 (partition_view_init): Mark only useful SSA names as used.
19002 (partition_view_fini): Only deal with SSA names.
19003 (change_partition_var): Remove.
19004 (dump_var_map): Use ssa_name instead of partition_to_var member.
19005 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19007 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19008 (struct _elim_graph): New member const_dests; nodes member vector of
19010 (set_location_for_edge): New static helper.
19011 (create_temp): Remove.
19012 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19013 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19014 (new_elim_graph): Allocate const_dests member.
19015 (clean_elim_graph): Truncate const_dests member.
19016 (delete_elim_graph): Free const_dests member.
19017 (elim_graph_size): Adapt to new type of nodes member.
19018 (elim_graph_add_node): Likewise.
19019 (eliminate_name): Likewise.
19020 (eliminate_build): Don't take basic block argument, deal only with
19021 partition numbers, not variables.
19022 (get_temp_reg): New static helper.
19023 (elim_create): Use it, deal with RTL temporaries instead of trees.
19024 (eliminate_phi): Adjust all calls to new signature.
19025 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19026 (rewrite_trees): Only do checking.
19027 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19028 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19029 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19030 contains_tree_r, MAX_STMTS_IN_LATCH,
19031 process_single_block_loop_latch, analyze_edges_for_bb,
19032 perform_edge_inserts): Remove.
19033 (expand_phi_nodes): New global function.
19034 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19035 functions, initialize new parameter, remember partitions having a
19037 (finish_out_of_ssa): New global function.
19038 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19039 don't reset in_ssa_p here, don't disable TER when mudflap.
19040 (pass_del_ssa): Remove.
19041 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19043 (execute_free_datastructures): Declare.
19044 * Makefile.in (SSAEXPAND_H): New variable.
19045 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19046 * basic-block.h (commit_one_edge_insertion): Declare.
19047 * passes.c (init_optimization_passes): Move pass_nrv and
19048 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19049 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19050 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19051 (redirect_branch_edge): Deal with super block when expanding, split
19052 out jump patching itself into ...
19053 (patch_jump_insn): ... here, new static helper.
19055 2009-04-26 Michael Matz <matz@suse.de>
19057 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19058 beyond num_ssa_names.
19059 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19060 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19062 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19064 PR inline-asm/39543
19065 * fwprop.c (forward_propagate_asm): New function.
19066 (forward_propagate_and_simplify): Propagate also into __asm, if it
19067 doesn't increase the number of referenced registers.
19070 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19072 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19074 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19075 note_nonlocal_vla_type for nonlocal VLAs.
19076 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19077 contains_remapped_vars, remap_vla_decls): New functions.
19078 (convert_nonlocal_reference_stmt): If not optimizing, call
19079 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19080 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19081 if it wasn't found in var_map.
19082 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19083 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19084 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19086 * gimplify.c (nonlocal_vlas): New variable.
19087 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19089 (gimplify_body): Create and destroy nonlocal_vlas.
19091 * dwarf2out.c (loc_descr_plus_const): New function.
19092 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19093 mem_loc_descriptor, loc_descriptor_from_tree_1,
19094 descr_info_loc, gen_variable_die): Use it.
19096 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19097 !TREE_STATIC VAR_DECLs.
19098 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19099 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19100 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19101 DECL_BY_REFERENCE is valid.
19102 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19103 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19104 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19105 Copy DECL_BY_REFERENCE.
19106 (struct nesting_copy_body_data): New type.
19107 (nesting_copy_decl): New function.
19108 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19109 if they have variable length.
19111 2009-04-26 Michael Matz <matz@suse.de>
19113 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19114 mark new temporaries for renaming.
19116 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19119 * c-decl.c (global_bindings_p): Return negative value.
19120 (c_variable_size): New. Based on variable_size from
19122 (grokdeclarator): Call c_variable_size not variable_size.
19124 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19126 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19128 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19130 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19131 Redefine it to just use mingw/include.
19132 (ASM_SPEC): Rules for -m32 and -m64.
19133 (LINK_SPEC): Use Likewise.
19134 (SPEC_32): New define.
19135 (SPEC_64): Likewise.
19136 (SUB_LINK_SPEC): Likewise.
19137 (MULTILIB_DEFAULTS): New define.
19138 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19139 Add multilib options.
19140 (MULTILIB_DIRNAMES): Likewise.
19141 (MULTILIB_OSDIRNAMES): Likewise.
19142 (LIBGCC): Likewise.
19143 (INSTALL_LIBGCC): Likewise.
19145 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19148 * c-tree.h (enum c_inline_static_type): New.
19149 (record_inline_static): Declare.
19150 * c-decl.c (struct c_inline_static, c_inline_statics,
19151 record_inline_static, check_inline_statics): New.
19152 (pop_file_scope): Call check_inline_statics.
19153 (start_decl): Call record_inline_static instead of pedwarning
19154 directly for static in inline function.
19155 * c-typeck.c (build_external_ref): Call record_inline_static
19156 instead of pedwarning directly for static referenced in inline
19159 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19161 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19162 not new but only being rescanned.
19163 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19164 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19165 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19166 record_set_info, compute_set, grealloc): Remove.
19167 (recompute_all_luids): New function.
19168 (gcse_main): Don't compute sets, and don't do related memory
19169 allocations/free-ing. If something changed before the end of the
19170 pass, update LUIDs using recompute_all_luids.
19171 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19172 (free_gcse_mem): Don't free it either.
19173 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19174 Use the df insn LUIDs.
19175 (load_killed_in_block): Likewise.
19176 (compute_hash_table_work): Don't compute reg_set_in_block.
19177 (compute_transp): Use DF_REG_DEF_CHAINs.
19178 (local_cprop_pass): Don't use compute_sets and related functions.
19179 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19180 Use get_max_uid() instead of max_cuid.
19181 (insert_insn_end_basic_block, pre_insert_copy_insn,
19182 update_ld_motion_stores): Don't try to
19183 keep reg_set tables up to date.
19184 (pre_insert_copies): Use df insn LUIDs.
19185 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19186 (reg_set_info): Don't use extra bitmap argument.
19187 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19188 information to compute regs_set_in_block.
19189 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19190 (bypass_jumps): Don't use compute_sets and friends.
19192 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19195 * opts.c (undocumented_msg): Do not leave blank even with
19198 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19200 * c-decl.c (build_enumerator): Allow values folding to integer
19201 constants but not integer constant expressions with a pedwarn if
19204 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19207 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19208 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19209 type is an integer constant.
19211 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19214 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19217 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19220 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19221 with variably modified return type and no storage class
19222 specifiers, except for the case of nested functions. Distinguish
19223 extern declarations of functions with variably modified return
19224 types from those of objects with variably modified types.
19226 2009-04-25 Jan Hubicka <jh@suse.cz>
19228 * tree.c (list_equal_p): New function.
19229 * tree.h (list_equal_p): Declare.
19230 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19231 basic_block_def, basic_block, const_basic_block): New.
19232 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19233 (redirect_eh_edge): New function.
19234 (make_eh_edge_update_phi): EH edges are not abnormal.
19235 * except.c: Include tree-flow.h.
19236 (list_match): New function.
19237 (eh_region_replaceable_by_p): New function.
19238 (replace_region): New function.
19239 (hash_type_list): New function.
19240 (hash_eh_region): New function.
19241 (eh_regions_equal_p): New function.
19242 (merge_peers): New function.
19243 (remove_unreachable_regions): Verify EH tree when checking;
19245 (copy_eh_region_1): New function.
19246 (copy_eh_region): New function.
19247 (push_reachable_handler): New function.
19248 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19249 regions without label but with live RESX.
19250 * except.h (redirect_eh_edge_to_label): New.
19251 * tree-flow.h (redirect_eh_edge): New.
19252 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19253 basic_block_def, basic_block, const_basic_block): Remove.
19254 * Makefile.in (except.o): Add dependency on tree-flow.h
19255 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19256 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19259 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19262 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19263 on the destination of memcpy.
19265 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19267 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19268 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19269 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19271 2009-04-25 Jan Hubicka <jh@suse.cz>
19273 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19274 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19275 to be reached by different label than left.
19276 (update_eh_edges): Update comment; remove edge_to_remove if possible
19277 and return true if suceeded.
19278 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19279 (cleanup_eh): Compute sharing map.
19280 * except.c (remove_eh_handler_and_replace): Add argument if we should
19282 (remove_unreachable_regions): Update for label sharing.
19283 (label_to_region_map): Likewise.
19284 (get_next_region_sharing_label): New function.
19285 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19287 (remove_eh_handler): Update.
19288 (remove_eh_region_and_replace_by_outer_of): New function.
19289 * except.h (struct eh_region): Add next_region_sharing_label.
19290 (remove_eh_region_and_replace_by_outer_of,
19291 get_next_region_sharing_label): Declare.
19292 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19294 2009-04-25 Jan Hubicka <jh@suse.cz>
19296 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19297 insert code even if they are not critical.
19299 2009-04-25 Jan Hubicka <jh@suse.cz>
19301 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19302 (gimple_can_remove_branch_p): EH edges won't remove branch by
19304 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19305 updating of non-abnormal EH edges.
19306 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19307 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19308 (split_critical_edges): Split also edges where emitting code on them
19309 will lead to splitting later.
19311 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19312 H.J. Lu <hongjiu.lu@intel.com>
19315 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19316 the configured assembler supports fildq and fistpq mnemonics.
19317 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19318 * configure: Regenerated.
19319 * config.in: Ditto.
19321 * config/i386/i386.c (print_operand): Handle 'Z'.
19322 ['z']: Remove handling of special fild/fist suffixes.
19323 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19324 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19325 suffix of fild insn.
19326 (*floatsi<mode>2_vector_mixed): Ditto.
19327 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19328 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19329 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19330 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19331 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19333 2009-04-25 Ben Elliston <bje@au.ibm.com>
19335 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19336 the source of a set operation.
19338 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19340 * target.h (struct gcc_target): Add case_values_threshold field.
19341 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19342 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19343 * targhooks.c (default_case_values_threshold): New function.
19344 * targhooks.h (default_case_values_threshold): Declare function.
19345 * stmt.c (expand_case): Use case_values_threshold target hook.
19346 * expr.h (case_values_threshold): Remove declartation.
19347 * expr.c (case_values_threshold): Remove function.
19348 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19350 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19351 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19352 (avr_case_values_threshold): Declare as static.
19353 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19355 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19356 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19357 (mn10300_case_values_threshold): New function.
19359 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19361 * ira.c (setup_cover_and_important_classes): Add enum cast.
19363 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19365 * genpreds.c (write_enum_constraint_num): Output definition of
19366 CONSTRAINT_NUM_DEFINED_P macro.
19367 * ira.c (setup_cover_and_important_classes): Use
19368 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19370 2009-04-24 DJ Delorie <dj@redhat.com>
19372 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19373 __SH2A_SINGLE_ONLY__ also.
19375 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19377 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19378 (movdf_internal): Ditto.
19379 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19380 SFmode and DFmode constants.
19381 (ia64_print_operand): Add 'G' format for printing
19382 floating point constants.
19384 2009-04-24 Richard Guenther <rguenther@suse.de>
19386 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19387 from unsigned additions.
19389 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19391 * c-typeck.c (set_init_index): Allow array designators that are
19392 not integer constant expressions with a pedwarn if pedantic.
19394 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19396 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19397 zero if no overlap in nonzero bits between the operands.
19399 2009-04-24 Ian Lance Taylor <iant@google.com>
19401 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19402 (record_dead_and_set_regs): Likewise.
19403 * df.h (struct df_mw_hardreg): Change flags field to int.
19404 (struct df_base_ref): Likewise.
19405 (struct df): Change changeable_flags field to int.
19406 * df-scan.c (df_defs_record): Change clobber_flags to int.
19407 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19408 constants rather than #define macros.
19409 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19410 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19411 (enum dwarf_calling_convention): Likewise.
19412 (enum dwarf_line_number_x_ops): Likewise.
19413 (enum dwarf_call_frame_info): Likewise.
19414 (enum dwarf_source_language): Likewise.
19415 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19416 (add_calling_convention_attribute): Likewise.
19417 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19418 (combine_comparisons): Change compcode to int. Add cast to enum type.
19419 * genrecog.c (maybe_both_true_2): Change c to int.
19420 (write_switch): Likewise. Add cast to enum type.
19421 * gimplify.c (gimplify_omp_for): Handle return values from
19422 gimplify_expr using MIN rather than bitwise or.
19423 (gimplify_expr): Add cast to enum type.
19424 * ipa-prop.c (update_jump_functions_after_inlining): Change
19425 IPA_BOTTOM to IPA_JF_UNKNOWN.
19426 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19427 Add casts to enum type.
19428 (setup_cover_and_important_classes): Change cl to int. Add casts
19430 (setup_class_translate): Change cl and mode to int.
19431 (ira_init_once): Change mode to int.
19432 (free_register_move_costs): Likewise.
19433 (setup_prohibited_mode_move_regs): Add casts to enum type.
19434 * langhooks.c (add_builtin_function_common): Rework assertion that
19435 value fits bitfield.
19436 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19437 * omega.c (omega_do_elimination): Avoid math on enum types.
19438 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19439 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19440 int local to handle integral_argment value.
19441 * regmove.c (try_auto_increment): Change PUT_MODE to
19443 * reload.c (push_secondary_reload): Add casts to enum type.
19444 (secondary_reload_class, find_valid_class): Likewise.
19445 * reload1.c (emit_input_reload_insns): Likewise.
19446 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19447 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19448 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19450 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19451 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19453 (expand_complex_libcall): Add casts to enum type.
19454 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19455 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19456 with ERROR_MARK, not NUM_TREE_CODES.
19457 (vect_create_epilog_for_reduction): Likewise.
19458 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19459 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19460 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19462 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19463 vect_unused_in_loop. Change 0 to loop_vect.
19464 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19465 * var-tracking.c (get_init_value): Change return type to enum
19467 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19468 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19470 (arm_override_options): Add casts to enum type.
19471 (arm_emit_tls_decoration): Likewise.
19472 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19474 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19475 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19476 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19478 * config/s390/s390.c (code_for_builtin_64): Change to array of
19480 (code_for_builtin_31): Likewise.
19481 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19483 * config/sparc/sparc.c (sparc_override_options): Change value
19484 field in struct code_model to enum cmodel. In initializer change
19485 0 to NULL and add cast to enum type.
19487 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19488 Change all callers. Issue a -Wc++-compat warning using
19489 lhs_origtype if necessary.
19490 (convert_for_assignment): Issue -Wc++-compat warnings about
19491 invalid conversions to enum type on assignment.
19492 * c-common.h (build_modify_expr): Update declaration.
19494 2009-04-24 Nick Clifton <nickc@redhat.com>
19496 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19497 (function_arg_advance): Likewise.
19498 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19501 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19503 * config/s390/constraints.md ('I', 'J'): Fix condition.
19505 2009-04-24 Diego Novillo <dnovillo@google.com>
19507 * gengtype-parse.c (parse_error): Add newline after message.
19509 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19511 * config/i386/sse.md (avxmodesuffixs): Removed.
19512 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19513 (*avx_pinsr<ssevecsize>): This.
19515 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19517 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19518 follow chains of regs with a single definition, and allow expressions
19519 that are function_invariant_p.
19520 (simple_rhs_p): Allow expressions that are function_invariant_p.
19522 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19524 PR middle-end/39867
19525 * fold-const.c (fold_cond_expr_with_comparison): When folding
19526 > and >= to MAX, make sure the MAX uses the same type as the
19527 comparison's operands.
19529 2009-04-24 Nick Clifton <nickc@redhat.com>
19531 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19532 addressing for DImode accesses.
19533 (frv_print_operand_address): Handle PLUS case.
19534 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19536 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19538 PR rtl-optimization/39794
19539 * alias.c (canon_true_dependence): Add x_addr argument.
19540 * rtl.h (canon_true_dependence): Adjust prototype.
19541 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19542 * cselib.c (cselib_invalidate_mem): Likewise.
19543 * gcse.c (compute_transp): Likewise.
19544 * dse.c (scan_reads_nospill): Likewise.
19545 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19546 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19547 canon_base_addr of the group, plus optional offset.
19548 (struct group_info): Rename canon_base_mem to
19550 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19551 canon_rtx of base_mem.
19553 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19555 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19556 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19558 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19560 * config/spu/spu-builtins.h: Delete file.
19562 * config/spu/spu.h (enum spu_builtin_type): Move here from
19564 (struct spu_builtin_description): Likewise. Add GTY marker.
19565 Do not use enum spu_function_code or enum insn_code.
19566 (spu_builtins): Add extern declaration.
19568 * config/spu/spu.c: Do not include "spu-builtins.h".
19569 (enum spu_function_code, enum spu_builtin_type_index,
19570 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19571 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19572 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19573 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19574 (spu_builtin_types): Make static. Add GTY marker.
19575 (spu_builtins): Add extern declaration with GTY marker.
19576 Include "gt-spu.h".
19578 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19579 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19580 Check programmatically whether all parameters are scalar.
19582 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19584 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19586 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19587 assignment from the constructor either if the target is volatile.
19589 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19591 * config/arm/arm.md (insv): Do not share operands[0].
19593 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19595 * config/vxlib-tls.c (active_tls_threads): Delete.
19596 (delete_hook_installed): New.
19597 (tls_delete_hook): Don't delete the delete hook.
19598 (tls_destructor): Delete it here.
19599 (__gthread_set_specific): Adjust installing the delete hook.
19600 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19601 __gthread_leave_tsd_dtor_context.
19603 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19605 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19607 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19609 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19611 (alpha_rtx_costs): Ditto.
19612 (emit_unlikely_jump): Use add_reg_note.
19613 (emit_frame_store_1): Ditto.
19614 (alpha_expand_prologue): Ditto.
19615 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19616 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19618 2009-04-23 Nick Clifton <nickc@redhat.com>
19620 * config/v850/v850.md (epilogue): Remove suppressed code.
19621 (return): Rename to return_simple and remove test of frame size.
19622 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19623 to gen_return_simple.
19625 2009-04-22 Jing Yu <jingyu@google.com>
19628 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19630 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19633 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19634 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19635 value is a VECTOR_CST, the element type is the element type of the
19638 2009-04-22 DJ Delorie <dj@redhat.com>
19640 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19642 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19644 * alias.c (find_base_term): Move around LO_SUM case, so that
19645 CONST falls through into PLUS/MINUS handling.
19648 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19649 into 0, use omit_one_operand.
19651 2009-04-23 Ben Elliston <bje@au.ibm.com>
19653 * config/rs6000/linux-unwind.h (get_regs): Remove type
19654 puns. Change the type of `pc' to an array of unsigned ints and
19655 update all users. Constify frame24.
19657 2009-04-22 DJ Delorie <dj@redhat.com>
19659 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19660 declarations before code.
19661 (current_function_special_page_vector): Likewise.
19662 (m32c_expand_insv): Silence a warning.
19664 2009-04-21 Taras Glek <tglek@mozilla.com>
19666 * alias.c: Update GTY annotations to new syntax.
19667 * basic-block.h: Likewise.
19668 * bitmap.h: Likewise.
19669 * c-common.h: Likewise.
19670 * c-decl.c: Likewise.
19671 * c-parser.c: Likewise.
19672 * c-pragma.c: Likewise.
19673 * c-tree.h: Likewise.
19674 * cfgloop.h: Likewise.
19675 * cgraph.h: Likewise.
19676 * config/alpha/alpha.c: Likewise.
19677 * config/arm/arm.h: Likewise.
19678 * config/avr/avr.h: Likewise.
19679 * config/bfin/bfin.c: Likewise.
19680 * config/cris/cris.c: Likewise.
19681 * config/darwin.c: Likewise.
19682 * config/frv/frv.c: Likewise.
19683 * config/i386/i386.c: Likewise.
19684 * config/i386/i386.h: Likewise.
19685 * config/i386/winnt.c: Likewise.
19686 * config/ia64/ia64.h: Likewise.
19687 * config/iq2000/iq2000.c: Likewise.
19688 * config/mips/mips.c: Likewise.
19689 * config/mmix/mmix.h: Likewise.
19690 * config/pa/pa.c: Likewise.
19691 * config/pa/pa.h: Likewise.
19692 * config/rs6000/rs6000.c: Likewise.
19693 * config/s390/s390.c: Likewise.
19694 * config/sparc/sparc.c: Likewise.
19695 * config/xtensa/xtensa.c: Likewise.
19696 * cselib.h: Likewise.
19697 * dbxout.c: Likewise.
19698 * dwarf2out.c: Likewise.
19699 * except.c: Likewise.
19700 * except.h: Likewise.
19701 * fixed-value.h: Likewise.
19702 * function.c: Likewise.
19703 * function.h: Likewise.
19704 * gimple.h: Likewise.
19705 * integrate.c: Likewise.
19706 * optabs.c: Likewise.
19707 * output.h: Likewise.
19708 * real.h: Likewise.
19710 * stringpool.c: Likewise.
19711 * tree-data-ref.c: Likewise.
19712 * tree-flow.h: Likewise.
19713 * tree-scalar-evolution.c: Likewise.
19714 * tree-ssa-address.c: Likewise.
19715 * tree-ssa-alias.h: Likewise.
19716 * tree-ssa-operands.h: Likewise.
19717 * tree.c: Likewise.
19718 * tree.h: Likewise.
19719 * varasm.c: Likewise.
19720 * varray.h: Likewise.
19722 * coretypes.h: Do not define GTY macro if it is already defined.
19723 * doc/gty.texi: Update GTY documentation to new syntax.
19724 * gengtype-lex.l: Enforce attribute-like syntax for GTY
19725 annotations on structs.
19726 * gengtype-parse.c: Likewise.
19728 2009-04-22 Mark Heffernan <meheff@google.com>
19730 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
19732 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19734 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
19737 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19739 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
19740 the same as a PLUS without a shift. Increase the cost of a
19743 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19745 * Makefile.in: Update dependencies.
19746 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
19747 * errors.h: Remove bogus comment about compatibility.
19748 (warning): Update declaration.
19749 * genautomata.c: Update all calls to warning.
19750 * gimple.c: Do not include errors.h. Include toplev.h.
19751 * tree-ssa-structalias.c: Do not include errors.h.
19752 * omega.c: Likewise.
19753 * tree-ssa-reassoc.c: Likewise.
19754 * config/spu/spu-c.c: Likewise.
19755 * config/spu/t-spu-elf: Update dependencies.
19757 2009-04-22 Richard Guenther <rguenther@suse.de>
19759 PR tree-optimization/39824
19760 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
19761 make sure the types are compatible.
19763 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19766 * c-common.c (c_parse_error): Take a token_flags parameter.
19767 Use token_type for the token type instead.
19768 Pass token_flags to cpp_type2name.
19769 * c-common.h (c_parse_error): Update declaration.
19770 * c-parser.c (c_parser_error): Pass 0 as token flags.
19772 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
19774 PR rtl-optimization/39580
19775 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
19777 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19779 * function.c (expand_function_end): Do not emit a jump to the "naked"
19780 return label for fall-through returns.
19781 * except.c (sjlj_emit_function_exit): Always place the call to the
19782 unregister function at the location installed by expand_function_end.
19784 2009-04-22 Richard Guenther <rguenther@suse.de>
19786 PR tree-optimization/39845
19787 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
19788 (gen_inbound_check): Likewise.
19790 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
19792 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
19794 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
19795 * config/vxlib.c (__gthread_once): Add race guard for PPC.
19797 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19799 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
19800 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
19801 shift counts to avoid out-of-bounds array accesses.
19803 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19805 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
19806 (Pmode): Move above.
19808 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
19810 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
19811 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
19812 GET_CODE macro. Use IN_RANGE macro where appropriate.
19813 * config/alpha/alpha.h: Ditto.
19814 * config/alpha/alpha.md: Ditto.
19815 * config/alpha/constraints.md: Ditto.
19816 * config/alpha/predicates.md: Ditto.
19818 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19820 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19821 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19822 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19823 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19824 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19825 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19826 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19827 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19828 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19829 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19830 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19831 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19832 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19833 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19834 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19835 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19836 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19837 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19838 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19839 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19840 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19841 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19842 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19843 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19844 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19845 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19846 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19848 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19850 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19851 references from comments.
19852 * cfgbuild.c: (count_basic_blocks): Delete.
19853 (find_basic_blocks_1): Delete.
19854 (find_basic_blocks): Delete.
19855 * except.c (finish_eh_generation): Make static. Move comment from
19856 except.h here. Remove find_basic_blocks references from comments.
19857 * except.h (finish_eh_generation): Delete.
19858 * basic-block.h (find_basic_blocks): Delete.
19859 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19861 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19863 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19864 (sdbout_parms): Likewise.
19866 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19868 * config/sh/sh.c (prepare_cbranch_operands): Use
19869 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19870 (expand_cbranchdi4): Likewise.
19871 (from_compare): Add cast to enum type.
19872 (expand_cbranchsi4): Use add_reg_note.
19873 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19874 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19875 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19876 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19877 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19878 instead of CODE_FOR_nothing.
19879 (cbranchdi4): Likewise. Fix the order of arguments for
19881 (push_fpscr): Use add_reg_note.
19882 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19883 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19885 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19887 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19888 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19889 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19890 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19891 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19892 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19893 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19894 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19895 config/alpha/x-vms, config/arc/t-arc,
19896 config/arm/README-interworking, config/arm/arm-c.c,
19897 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19898 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19899 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19900 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19901 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19902 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19903 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19904 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19905 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19906 config/cris/t-elfmulti, config/crx/t-crx,
19907 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19908 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19909 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19910 config/h8300/t-h8300, config/i386/athlon.md,
19911 config/i386/darwin-libgcc.10.4.ver,
19912 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19913 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19914 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19915 config/i386/t-linux64, config/i386/t-nwld,
19916 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19917 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19918 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19919 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19920 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19921 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19922 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19923 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19924 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19925 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19926 config/m68k/t-uclinux, config/mcore/t-mcore,
19927 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19928 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19929 config/mips/crtn.asm, config/mips/irix-crti.asm,
19930 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19931 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19932 config/mips/mips-fixed.md, config/mips/sb1.md,
19933 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19934 config/mips/t-iris6, config/mips/t-isa3264,
19935 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19936 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19937 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19938 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19939 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19940 config/mn10300/t-linux, config/mn10300/t-mn10300,
19941 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19942 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19943 config/picochip/libgccExtras/clzsi2.asm,
19944 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19945 config/rs6000/darwin-libgcc.10.4.ver,
19946 config/rs6000/darwin-libgcc.10.5.ver,
19947 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19948 config/rs6000/t-aix43, config/rs6000/t-aix52,
19949 config/rs6000/t-darwin, config/rs6000/t-fprules,
19950 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19951 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19952 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19953 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
19954 config/rs6000/t-rtems, config/rs6000/t-spe,
19955 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
19956 config/score/t-score-elf, config/sh/divcost-analysis,
19957 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
19958 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
19959 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
19960 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
19961 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
19962 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
19963 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
19964 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
19965 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
19966 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
19967 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
19968 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
19969 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
19970 limitx.h, version.c, xcoff.h: Add copyright and license notices.
19971 * config/h8300/genmova.sh: Include copyright and license notices
19972 in generated output.
19973 * config/h8300/mova.md: Regenerate.
19974 * doc/install.texi2html: Include word "Copyright" in copyright
19975 notice and use name "Free Software Foundation, Inc.".
19976 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19977 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19978 ChangeLog-2007, ChangeLog-2008: Correct dates.
19980 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
19982 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
19983 NE_EXPR operations as well.
19984 * c-parser.c (c_parser_condition): Do not set location information on
19986 (c_parser_conditional_expression): Likewise.
19987 (c_parser_binary_expression): Set location information on operators.
19988 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
19989 TRUTH_NOT_EXPR has been folded.
19990 * fold-const.c (fold_truth_not_expr): Copy location information from
19991 the incoming expression to the outgoing one.
19992 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
19993 recursive calls on the LHS of the operator but pass that of the
19994 operator to recursive calls on the RHS of the operator. Set it
19996 (shortcut_cond_expr): Set the locus of the operator on the second
19997 COND_EXPR and that of the expression on the first in degenerate cases.
19998 Pass the locus of the expression to calls to shortcut_cond_r.
19999 Set the locus of the 'then' block on the associated jump, if any.
20000 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20001 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20002 expression to call to gimplify_boolean_expr.
20004 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20006 * config.gcc: Add additional configuration for
20007 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20008 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20009 (CPP_SPEC): Redefine for allowing -municode option.
20010 (STARTFILE_SPEC): Likewise.
20011 * config/i386/t-mingw-w64: New.
20012 * config/i386/mingw-w64.opt: New.
20013 (municode): Add new target option.
20014 * doc/invoke.texi (municode): Add documentation for new option.
20016 2009-04-21 Ian Lance Taylor <iant@google.com>
20018 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20019 Correct test for number of arguments.
20020 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20022 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20024 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20025 argument of emit_library_call.
20027 2009-04-21 Richard Guenther <rguenther@suse.de>
20029 PR middle-end/39829
20030 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20031 inside VIEW_CONVERT_EXPRs.
20033 2009-04-21 Martin Jambor <mjambor@suse.cz>
20035 * tree-switch-conversion.c (build_constructors): Split a long line.
20036 (constructor_contains_same_values_p): New function.
20037 (build_one_array): Create assigns of constants if possible, do not
20038 call mark_sym_for_renaming, call update_stmt.
20039 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20040 make_rename_temp. Do not call mark_symbols_for_renaming, call
20042 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20043 find_new_referenced_vars, call update_stmt.
20044 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20045 instead of calling make_rename_temp. Do not call
20046 find_new_referenced_vars or mark_symbols_for_renaming, call
20049 2009-04-21 Richard Guenther <rguenther@suse.de>
20051 PR tree-optimization/39827
20052 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20053 (tree_ssa_phiprop): Pass the correct array size.
20055 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20057 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20059 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20062 * c-typeck.c (lvalue_p): Move declaration ...
20063 * c-common.h (lvalue_p): ... to here.
20064 * c-common.c (candidate_equal_p): New.
20065 (add_tlist): Use it.
20066 (merge_tlist): Use it.
20067 (warn_for_collisions_1): Likewise.
20068 (warning_candidate_p): Accept more candidates.
20069 (verify_tree): A warning candidate can be an expression. Use
20072 2009-04-21 Ben Elliston <bje@au.ibm.com>
20075 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20076 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20077 options. Remove -mcall-solaris documentation.
20079 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20082 * doc/invoke.texi (-Wlong-long): Update description.
20083 * c-lex (interpret_integer): Only warn if there was no previous
20084 overflow and -Wlong-long is enabled.
20085 * c-decl.c (declspecs_add_type): Drop redundant flags.
20086 * c.opt (Wlong-long): Init to -1.
20087 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20088 and front-end warn_long_long. Wlong-long only depends on other
20089 flags if it is uninitialized.
20090 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20091 the same for CPP and FE.
20092 (restore_extension_diagnostics): Likewise.
20094 2009-04-20 Ian Lance Taylor <iant@google.com>
20096 Fix enum conversions which are invalid in C++:
20097 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20098 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20099 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20100 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20101 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20102 (dbxout_parms): Likewise.
20103 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20104 (df_clear_flags): Likewise.
20105 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20106 top_flag parameter to int.
20107 (df_chain_create_bb_process_use): Likewise.
20108 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20110 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20111 (df_ref_create_structure, df_def_record_1): Likewise.
20112 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20113 (df_notes_rescan): Change 0 to VOIDmode in function call.
20114 (df_get_call_refs, df_insn_refs_collect): Likewise.
20115 (df_bb_regs_collect): Likewise.
20116 (df_entry_block_defs_collect): Likewise.
20117 (df_exit_block_uses_collect): Likewise.
20118 * df.h: Update declarations.
20119 * double-int.c (double_int_divmod): Add cast to enum type.
20120 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20121 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20122 (based_loc_descr): Likewise.
20123 (loc_descriptor_from_tree_1): Change first_op and second_op to
20124 enum dwarf_location_atom. Add cast to enum type.
20125 * expmed.c (init_expmed): Change 0 to SET in function call.
20126 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20127 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20128 (do_store_flag): Likewise.
20129 * fixed-value.h (struct fixed_value): Change mode to enum
20131 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20132 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20134 (insert_insn_decl, insert_decl, insert_state): Likewise.
20135 (automata_list_finish): Likewise.
20136 * genrecog.c (process_define_predicate): Add cast to enum type.
20137 * gensupport.c (init_predicate_table): Add cast to enum type.
20138 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20140 (gimple_build_call_1, gimple_build_label): Likewise.
20141 (gimple_build_goto, gimple_build_asm_1): Likewise.
20142 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20143 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20144 (enum fallback): Rename from enum fallback_t.
20145 (fallback_t): Typedef as int.
20146 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20147 GSI_SAME_STMT in function call.
20148 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20150 (setup_reg_class_relations): Likewise.
20151 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20152 (setup_prohibited_class_mode_regs): Add cast to enum type.
20153 (setup_prohibited_mode_move_regs): Likewise.
20154 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20155 (record_address_regs): Change i to enum reg_class.
20156 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20157 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20158 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20159 (GET_MODE_2XWIDER_MODE): Likewise.
20160 (GET_CLASS_NARROWEST_MODE): Likewise.
20161 * omp-low.c (expand_omp_for): Add cast to enum type.
20162 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20163 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20164 * postreload.c (reload_cse_simplify_operands): Change rclass local
20166 * predict.c (combine_predictions_for_insn): Change best_predictor
20167 and predictor to enum br_predictor.
20168 (combine_predictions_for_bb): Likewise.
20169 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20170 use SET_PREDICT_EXPR_OUTCOME.
20171 * real.c (real_arithmetic): Change icode to code in function call.
20172 * reginfo.c (init_move_cost): Add casts to enum type.
20173 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20174 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20176 * reload.c (find_valid_class): Add casts to enum type.
20177 (push_reload): Change 0 to NO_REGS in function call.
20178 (find_reloads): Change this_alternative to array of enum
20179 reg_class. Remove some now-unnecessary casts.
20180 (make_memloc): Change 0 to VOIDmode in function call.
20181 * reload1.c (reload): Change 0 to VOIDmode in function call.
20182 (eliminate_regs_1, elimination_effects): Likewise.
20183 (eliminate_regs_in_insn): Likewise.
20184 (emit_input_reload_insns): Add cast to enum type.
20185 (delete_output_reload): Change 0 to VOIDmode in function call.
20186 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20187 to enum type in function call.
20188 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20189 (SET_PREDICT_EXPR_OUTCOME): Define.
20190 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20191 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20192 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20193 (dump_function): Likewise.
20194 * tree-dump.h: Update declarations.
20195 * tree-pass.h: Update declarations.
20196 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20197 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20199 (arm_rtx_costs_1): Correct parenthesization.
20200 (arm_rtx_costs): Add casts to enum type.
20201 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20202 (vfp_emit_fstmd): Use add_rg_note.
20203 (emit_multi_reg_push, emit_sfm): Likewise.
20204 (thumb_set_frame_pointer): Likewise.
20205 (arm_expand_prologue): Likewise.
20206 (arm_regno_class): Change return type to enum reg_class.
20207 (thumb1_expand_prologue): Use add_reg_note.
20208 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20209 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20211 * config/arm/gentune.sh: Add cast to enum type.
20212 * config/arm/arm-tune.md: Rebuild.
20213 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20214 (ix86_split_fp_branch, predict_jump): Likewise.
20215 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20216 insn_code to enum rtx_code.
20217 (ix86_builtin_vectorized_function): Add cast to enum type.
20218 * config/i386/i386.md (truncdfsf2): Change slot to enum
20220 (truncxf<mode>2, isinf<mode>2): Likewise.
20221 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20223 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20224 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20225 (insert_bundle_state): Change 1 to INSERT in function call.
20226 (ia64_add_bundle_selector_before): Likewise.
20227 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20228 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20229 (restore_stack_nonlocal): Likewise.
20230 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20232 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20234 (mips_rtx_costs): Likewise.
20235 (mips_override_options): Add casts to enum type.
20236 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20238 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20239 (store_reg, set_reg_plus_d): Likewise.
20240 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20241 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20243 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20245 (emit_unlikely_jump): Use add_reg_note.
20246 (rs6000_emit_allocate_stack): Likewise.
20247 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20248 (output_toc): Change 1 to INSERT in function call.
20249 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20250 (rs6000_initialize_trampoline): Likewise.
20251 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20253 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20254 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20255 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20256 (save_gprs): Use add_reg_note.
20257 (s390_emit_prologue): Likewise.
20258 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20259 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20260 (sparc_fold_builtin): Add cast to enum type.
20261 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20263 (spu_expand_prologue): Use add_reg_note.
20264 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20266 2009-04-20 Ian Lance Taylor <iant@google.com>
20268 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20269 (c_parser_postfix_expression_after_primary): Get VEC for list of
20270 arguments. Get original types of arguments. Call
20271 build_function_call_vec.
20272 (cached_expr_list_1, cached_expr_list_2): New static variables.
20273 (c_parser_expr_list): Change return type to VEC *. Add
20274 p_orig_types parameter. Change all callers.
20275 (c_parser_release_expr): New static function.
20276 (c_parser_vec_to_tree_list): New static function.
20277 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20278 call build_function_call_vec.
20279 (build_function_call_vec): New function, based on old
20280 build_function_call.
20281 (convert_arguments): Remove nargs and argarray parameters. Change
20282 values to a VEC. Add origtypes parameter.
20283 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20284 (convert_for_assignment): Add origtype parameter. Change all
20285 callers. If warn_cxx_compat, check for conversion to an enum
20286 type when calling a function.
20287 (store_init_value): Add origtype parameter. Change all callers.
20288 (digest_init): Likewise.
20289 (struct init_node): Add origtype field.
20290 (add_pending_init): Add origtype parameter. Change all callers.
20291 (output_init_element): Likewise.
20292 (output_pending_init_elements): Pass origtype from init_node to
20293 output_init_element.
20294 (process_init_element): Pass origtype from c_expr to
20295 output_init_element.
20296 (c_finish_return): Add origtype parameter. Change all callers.
20297 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20299 (sync_resolve_params): Likewise.
20300 (sync_resolve_return): Change params to first_param. Change caller.
20301 (resolve_overloaded_builtins): Change params to VEC *. Change
20302 callers. Save first parameter around call to build_function_call_vec.
20303 * c-decl.c (finish_decl): Add origtype parameter. Change all
20304 callers. Call build_function_call_vec rather than
20305 build_function_call for cleanup.
20306 * c-tree.h: Update declarations.
20307 * c-common.h: Update declarations.
20308 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20309 params to first_param.
20310 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20311 params parameter from tree to void *.
20312 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20313 Change arglist parameter to have type void *, and to be a pointer
20315 * config/rs6000/rs6000-protos.h
20316 (altivec_resolve_overloaded_builtin): Update declaration.
20317 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20318 fnargs parameter to have type void *, and to be a pointer to a
20319 VEC. Call build_function_call_vec instead of
20320 build_function_call.
20321 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20323 2009-04-20 Joey Ye <joey.ye@intel.com>
20324 Xuepeng Guo <xuepeng.guo@intel.com>
20325 H.J. Lu <hongjiu.lu@intel.com>
20327 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20329 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20330 (IX86_LEA_PRIORITY): Likewise.
20331 (distance_non_agu_define): New function.
20332 (distance_agu_use): Likewise.
20333 (ix86_lea_for_add_ok): Likewise.
20334 (ix86_dep_by_shift_count): Likewise.
20336 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20337 should split for LEA.
20339 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20341 (ix86_dep_by_shift_count): Likewise.
20343 2009-04-20 Richard Guenther <rguenther@suse.de>
20345 * expr.c (handled_component_p): Move ...
20346 * tree.h (handled_component_p): ... here.
20347 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20348 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20349 and REALPART_EXPR to be in one group.
20351 2009-04-20 Richard Guenther <rguenther@suse.de>
20353 * basic-block.h (get_all_dominated_blocks): Declare.
20354 * dominance.c (get_all_dominated_blocks): New function.
20355 * tree-cfg.c (get_all_dominated_blocks): Remove.
20356 (remove_edge_and_dominated_blocks): Adjust.
20357 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20358 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20359 instead of recursing.
20361 2009-04-20 Doug Kwan <dougkwan@google.com>
20363 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20364 (struct cgraph_node_set_def): New type.
20365 (cgraph_node_set) New type. Also declare vector functions.
20366 (struct cgraph_node_set_element_def): New type.
20367 (cgraph_node_set_element): Ditto.
20368 (cgraph_node_set_iterator): New iterator type.
20369 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20370 cgraph_node_set_remove, dump_cgraph_node_set,
20371 debug_cgraph_node_set): New prototypes.
20372 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20373 cgraph_node_set_size): New inlines.
20374 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20375 including cgraph.h.
20376 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20377 argument to function 'write_summary'.
20378 * ipa.c: Include ggc.h.
20379 (hash_cgraph_node_set_element,
20380 eq_cgraph_node_set_element, cgraph_node_set_new,
20381 cgraph_node_set_add, cgraph_node_set_remove,
20382 cgraph_node_set_find, dump_cgraph_node_set,
20383 debug_cgraph_node_set): New functions.
20384 * Makefile.in (ipa.o): Add dependency on GGC_H.
20386 2009-04-20 Ira Rosen <irar@il.ibm.com>
20388 PR tree-optimization/39675
20389 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20390 check of the return code of vect_schedule_slp. Check that
20391 stmt_vec_info still exists for the statement, before checking its
20392 vectorization type.
20394 2009-04-20 Michael Matz <matz@suse.de>
20396 * Makefile.in (generated_files): Take out $(simple_generated_c).
20398 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20400 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20401 (UINTPTR_TYPE): Likewise.
20403 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20406 * c-typeck.c (digest_init): Check for initializing an array with a
20409 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20412 * c-semantics.c (pop_stmt_list): Propagate
20413 STATEMENT_LIST_HAS_LABEL to parent statement list.
20415 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20417 * config/mips/mips.h (mips_tune_attr): New macro.
20418 * config/mips/mips.md (cpu): Use it.
20420 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20423 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20426 2009-04-19 Diego Novillo <dnovillo@google.com>
20428 * toplev.c (compile_file): Move call to coverage_finish ...
20429 * cgraphunit.c (ipa_passes): ... here.
20430 Call cgraph_process_new_functions.
20431 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20432 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20434 2009-04-19 Jan Hubicka <jh@suse.cz>
20436 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20438 (dump_cgraph_node): Dump can throw external flag.
20439 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20441 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20445 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20446 * common.opt (Wlogical-op): Move from here...
20447 * c.opt (Wlogical-op): ... to here.
20448 * c-typeck.c (parser_build_binary_op): Update call to
20449 warn_logical_operator.
20450 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20452 * c-common.c (warn_logical_op): Update.
20453 * c-common.h (warn_logical_op): Update declaration.
20455 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20457 * tree.c (protected_set_expr_location): Fix formatting.
20459 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20462 * c-typeck.c (readonly_warning): new.
20463 (build_unary_op, build_modify_expr): Use readonly_warning for
20464 storing into something readonly but not const-qualified.
20466 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20469 * c-typeck.c (build_unary_op): Check for taking address of
20470 expression of type void.
20472 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20475 * c-typeck.c (build_function_call): Check for calling a function
20476 with qualified void return types. Call require_complete_type when
20479 2009-04-18 Jan Hubicka <jh@suse.cz>
20481 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20483 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20484 can_throw_external flag.
20485 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20486 * ipa-pure-const.c (ignore_edge): New function.
20487 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20488 only over can_throw_external edges.
20489 (local_pure_const): Add nothrow flag.
20490 * ipa-utils.c (searchc): Add ignore_edge callback.
20491 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20492 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20493 (set_nothrow_function_flags): Update cgraph.
20494 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20496 2009-04-18 Richard Guenther <rguenther@suse.de>
20498 PR middle-end/39804
20499 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20500 (fold_stmt): ... this and ...
20501 (fold_stmt_inplace): ... this.
20502 (fold_stmt_1): Fold references in calls and asms.
20503 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20505 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20507 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20508 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20510 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20512 * tree.c (function_args_count): Remove.
20513 * tree.h: Remove the prototype for function_args_count.
20515 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20517 * tree-iterator.c (expr_only): Remove.
20518 * tree.h: Remove the prototype for expr_only.
20520 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20522 * reginfo.c (cannot_change_mode_set_regs): Remove.
20523 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20525 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20527 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20528 whether operands 0 and 1 overlaps.
20530 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20532 PR middle-end/36902
20533 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20534 pointer. Use warning_at instead of warning.
20535 (search_for_addr_array): Likewise.
20536 (check_array_bounds): Likewise.
20537 (check_all_array_refs): Check that the incoming edge is not in the
20538 list of edges to be removed.
20539 (check_all_array_refs): Avoid the temporal pointer.
20540 (vrp_visit_cond_stmt): Fix typo.
20541 (simplify_switch_using_ranges): Handle the case where the switch
20542 index is an integer constant.
20544 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20546 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20548 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20550 * doc/extend.texi, doc/invoke.texi: Fix typos.
20552 2009-04-17 Cary Coutant <ccoutant@google.com>
20554 * tree-flow-inline.h (get_lineno): Fix inverted test.
20556 2009-04-17 Diego Novillo <dnovillo@google.com>
20558 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20559 assertion for AVAIL_OUT.
20561 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20564 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20565 * config/sh/linux-atomic.asm: Likewise.
20567 2009-04-17 Diego Novillo <dnovillo@google.com>
20569 * except.c (debug_eh_tree): New.
20570 (struct eh_region, struct eh_status): Move ...
20571 * except.h: ... here.
20572 (add_type_for_runtime): Declare extern.
20573 (lookup_type_for_runtime): Likewise.
20574 (debug_eh_tree): Declare.
20575 * Makefile.in (GTFILES): List except.h before except.c
20577 2009-04-17 Diego Novillo <dnovillo@google.com>
20579 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20580 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20581 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20582 (find_vars_r): ... here.
20583 * tree-flow.h (find_referenced_vars_in): Declare.
20584 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20585 that AVAIL_OUT exists for BLOCK.
20586 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20587 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20588 (tree-parloops.o): Likewise.
20590 2009-04-17 Simon Baldwin <simonb@google.com>
20592 * toplev.c (default_tree_printer): Add handling for %E format.
20594 2009-04-17 Diego Novillo <dnovillo@google.com>
20596 * tree-pretty-print.c (dump_generic_node): Add break after
20597 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20598 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20599 FUNCTION_TYPE together. Call print_struct_decl when printing
20600 structures and TDF_SLIM is not given.
20601 (print_struct_decl): Fix logic for detecting recursion.
20603 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20606 * gcc.c (create_at_file): New.
20607 (compile_input_file_p): New.
20608 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20609 * main.c (main): Update call to toplev_main.
20610 * toplev.c (toplev_main): Change signature. Call expandargv.
20611 * toplev.h (toplev_main): Change signature.
20613 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20615 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20616 if the latter is not constant.
20618 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20620 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20622 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20624 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20625 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20627 2009-04-17 Richard Guenther <rguenther@suse.de>
20629 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20630 Handle component references view-converting an invariant address.
20632 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20634 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20635 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20636 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20637 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20638 Use @deftypevr rather than @deftypevar.
20640 2009-04-17 Richard Guenther <rguenther@suse.de>
20642 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20643 (get_prop_source_stmt): Likewise.
20644 (can_propagate_from): Likewise.
20646 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20648 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20649 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20650 (--with-multilib-list): Add default value.
20651 * configure: Regenerate.
20652 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20653 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20654 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20655 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20656 Don't add default cpu to multilib list unnecessarily, but do enable
20657 the relevant compiler option..
20658 Add support for --with-multilib-list=<blank> and
20659 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20660 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20661 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20662 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20663 TM_MULTILIB_CONFIG.
20664 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20665 (MULTILIB_OSDIRNAMES): New variable.
20666 * config/sh/t-1e: Delete file.
20667 * config/sh/t-mlib-sh1: Delete file.
20668 * config/sh/t-mlib-sh2: Delete file.
20669 * config/sh/t-mlib-sh2a: Delete file.
20670 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20671 * config/sh/t-mlib-sh2a-single: Delete file.
20672 * config/sh/t-mlib-sh2a-single-only: Delete file.
20673 * config/sh/t-mlib-sh2e: Delete file.
20674 * config/sh/t-mlib-sh3e: Delete file.
20675 * config/sh/t-mlib-sh4: Delete file.
20676 * config/sh/t-mlib-sh4-nofpu: Delete file.
20677 * config/sh/t-mlib-sh4-single: Delete file.
20678 * config/sh/t-mlib-sh4-single-only: Delete file.
20679 * config/sh/t-mlib-sh4a: Delete file.
20680 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20681 * config/sh/t-mlib-sh4a-single: Delete file.
20682 * config/sh/t-mlib-sh4a-single-only: Delete file.
20683 * config/sh/t-mlib-sh4al: Delete file.
20684 * config/sh/t-mlib-sh5-32media: Delete file.
20685 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20686 * config/sh/t-mlib-sh5-64media: Delete file.
20687 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20688 * config/sh/t-mlib-sh5-compact: Delete file.
20689 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20690 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20691 * doc/install.texi (Options specification): Add
20692 --with-multilib-list and --with-endian.
20694 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20696 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20698 (OBJS-common): Add plugin-version.o.
20699 (plugin-version.o): New.
20700 * gcc-plugin.h (plugin_gcc_version): New.
20701 (plugin_default_version_check): New.
20702 (plugin_init_func, plugin_init): Add version argument.
20703 * plugin-version.c: New.
20704 * plugin.c (str_plugin_gcc_version_name): New.
20705 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
20706 pass it to the init function.
20707 (plugin_default_version_check): New.
20709 2009-04-17 Richard Guenther <rguenther@suse.de>
20711 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
20712 for decl-vs-decl disambiguation.
20714 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
20716 * config/s390/s390.h (s390_tune_attr): New macro definition.
20717 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
20719 2009-04-17 Richard Guenther <rguenther@suse.de>
20721 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
20722 (fold_stmt_r): Likewise.
20723 (maybe_fold_reference): New function.
20724 (fold_gimple_assign): Handle cases fold_stmt_r did.
20725 (fold_stmt): Do not use fold_stmt_r.
20726 (fold_stmt_inplace): Likewise.
20728 2009-04-17 Richard Guenther <rguenther@suse.de>
20730 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
20731 (record_equivalences_from_stmt): Remove useless checks and
20733 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
20734 the type is already suitable.
20736 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
20738 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
20740 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
20742 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
20743 (CMPtype): Define as __gcc_CMPtype.
20745 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
20747 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
20748 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
20750 2009-04-17 Richard Guenther <rguenther@suse.de>
20752 PR tree-optimization/39746
20753 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
20754 special-casing for builtins and static variable use/def.
20755 (call_may_clobber_ref_p_1): Likewise.
20757 2009-04-16 Ian Lance Taylor <iant@google.com>
20759 * df.h: Include "timevar.h".
20760 (struct df_problem): Change tv_id field to timevar_id_t.
20761 * tree-pass.h: Include "timevar.h".
20762 (struct opt_pass): Change tv_id field to timevar_id_t.
20763 * timevar.h (timevar_id_t): Define TV_NONE.
20764 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
20765 TV_NONE rather than tv_id != 0.
20766 (execute_one_pass): Likewise.
20767 * Makefile.in (DF_H): Add $(TIMEVAR_H).
20768 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
20769 dependencies to $(TREE_PASS_H).
20770 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
20772 (pass_branch_target_load_optimize2): Likewise.
20773 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
20774 (pass_outof_cfg_layout_mode): Likewise.
20775 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
20776 (pass_rebuild_cgraph_edges): Likewise.
20777 (pass_remove_cgraph_callee_edges): Likewise.
20778 * df-core.c (pass_df_initialize_opt): Likewise.
20779 (pass_df_initialize_no_opt): Likewise.
20780 (pass_df_finish): Likewise.
20781 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
20782 * except.c (pass_set_nothrow_function_flags): Likewise.
20783 (pass_convert_to_eh_region_ranges): Likewise.
20784 * final.c (pass_compute_alignments): Likewise.
20785 * function.c (pass_instantiate_virtual_regs): Likewise.
20786 (pass_init_function): Likewise.
20787 (pass_leaf_regs): Likewise.
20788 (pass_match_asm_constraints): Likewise.
20789 * gimple-low.c (pass_lower_cf): Likewise.
20790 (pass_mark_used_blocks): Likewise.
20791 * init-regs.c (pass_initialize_regs): Likewise.
20792 * integrate.c (pass_initial_value_sets): Likewise.
20793 * ira.c (pass_ira): Likewise.
20794 * jump.c (pass_cleanup_barriers): Likewise.
20795 * omp-low.c (pass_expand_omp): Likewise.
20796 (pass_lower_omp): Likewise.
20797 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
20798 * recog.c (pass_split_all_insns): Likewise.
20799 (pass_split_after_reload): Likewise.
20800 (pass_split_before_regstack): Likewise.
20801 (pass_split_before_sched2): Likewise.
20802 (pass_split_for_shorten_branches): Likewise.
20803 * reginfo.c (pass_reginfo_init): Likewise.
20804 (pass_subregs_of_mode_init): Likewise.
20805 (pass_subregs_of_mode_finish): Likewise.
20806 * passes.c (pass_postreload): Likewise.
20807 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
20808 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
20809 (pass_warn_function_return): Likewise.
20810 (pass_warn_function_noreturn): Likewise.
20811 * tree-complex.c (pass_lower_complex): Likewise.
20812 (pass_lower_complex_O0): Likewise.
20813 * tree-if-conv.c (pass_if_conversion): Likewise.
20814 * tree-into-ssa.c (pass_build_ssa): Likewise.
20815 * tree-mudflap.c (pass_mudflap_1): Likewise.
20816 (pass_mudflap_2): Likewise.
20817 * tree-nomudflap.c (pass_mudflap_1): Likewise.
20818 (pass_mudflap_2): Likewise.
20819 * tree-nrv.c (pass_return_slot): Likewise.
20820 * tree-object-size.c (pass_object_sizes): Likewise.
20821 * tree-optimize.c (pass_all_optimizations): Likewise.
20822 (pass_early_local_passes): Likewise.
20823 (pass_all_early_optimizations): Likewise.
20824 (pass_cleanup_cfg): Likewise.
20825 (pass_cleanup_cfg_post_optimizing): Likewise.
20826 (pass_free_datastructures): Likewise.
20827 (pass_free_cfg_annotations): Likewise.
20828 (pass_fixup_cfg): Likewise.
20829 (pass_init_datastructures): Likewise.
20830 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20831 (pass_late_warn_uninitialized): Likewise.
20832 (pass_update_address_taken): Likewise.
20833 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20834 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20835 (pass_cse_sincos): Likewise.
20836 (pass_convert_to_rsqrt): Likewise.
20837 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20838 * tree-stdarg.c (pass_stdarg): Likewise.
20839 * tree-tailcall.c (pass_tail_recursion): Likewise.
20840 (pass_tail_calls): Likewise.
20841 * tree-vect-generic.c (pass_lower_vector): Likewise.
20842 (pass_lower_vector_ssa): Likewise.
20843 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20845 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20847 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20849 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20851 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20852 logical and signext.
20854 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20857 * config/sh/predicates.md (arith_operand): Check if the operand
20858 of TRUNCATE is a REG.
20860 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20862 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20863 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20865 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20867 * tree-iterator.c (tsi_split_statement_list_after,
20868 tsi_split_statement_list_before): Remove.
20869 * tree-iterator.h: Remove the prototypes for
20870 tsi_split_statement_list_after and tsi_split_statement_list_before.
20872 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20874 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20875 * tree-ssa-propagate.h: Remove the prototype for
20876 stmt_makes_single_load.
20878 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20880 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20881 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20883 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20885 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20887 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20889 * except.c (eh_region_outer_p): Remove.
20890 * except.h: Remove the prototype for eh_region_outer_p.
20892 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20894 * function.c (current_function_assembler_name): Remove.
20895 * function.h: Remove the prototype for
20896 current_function_assembler_name.
20898 2009-04-16 Ian Lance Taylor <iant@google.com>
20900 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20901 (add_reg_note): Call alloc_reg_note.
20902 * rtl.h (alloc_reg_note): Declare.
20903 * combine.c (try_combine): Use alloc_reg_note.
20904 (recog_for_combine, move_deaths): Likewise.
20905 (distribute_notes): Use alloc_reg_note and add_reg_note.
20906 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20907 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20908 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20910 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20912 PR rtl-optimization/39762
20913 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20914 ira_may_move_out_cost): Add comments about way of their usage.
20915 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20917 * ira-conflicts.c (process_regs_for_copy): Use function
20918 ira_get_register_move_cost instead of global
20919 ira_register_move_cost.
20921 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20922 color_pass, move_spill_restore, update_curr_costs): Ditto.
20924 * ira-lives.c (process_single_reg_class_operands): Ditto.
20926 * ira-emit.c (emit_move_list): Ditto.
20928 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20929 (record_reg_classes): Ditto. Use functions
20930 ira_get_register_move_cost and ira_get_may_move_cost instead of
20931 global vars ira_register_move_cost, ira_may_move_out_cost and
20932 ira_may_move_in_cost.
20933 (record_address_regs): Don't call ira_init_register_move_cost.
20934 Use function ira_get_may_move_cost instead of global
20935 ira_may_move_in_cost.
20936 (process_bb_node_for_hard_reg_moves): Use function
20937 ira_get_register_move_cost instead of global ira_register_move_cost.
20938 (ira_costs): Don't call ira_init_register_move_cost.
20940 2009-04-16 Richard Guenther <rguenther@suse.de>
20942 * tree-cfg.c (verify_gimple_assign_binary):
20943 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20944 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20945 (create_general_new_stmt): Note that this function is broken.
20947 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20949 * common.opt (fhelp): Add Var(help_flag).
20950 * gcc-plugin.h (plugin_info): Add help.
20951 * plugin.c (plugin_name_args): Add help.
20952 (register_plugin_info): Set plugin->help.
20953 (print_help_one_plugin): New.
20954 (print_plugins_help): New.
20955 * plugin.h (print_plugins_help): New.
20956 * toplev.c (toplev_main): Call print_plugins_help if needed.
20958 2009-04-16 Richard Guenther <rguenther@suse.de>
20960 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
20961 (gimple_ior_addresses_taken_1): New function.
20962 (gimple_ior_addresses_taken): Likewise.
20963 * gimple.h (struct gimple_statement_with_ops_base): Remove
20964 addresses_taken member.
20965 (gimple_ior_addresses_taken): Declare.
20966 (gimple_addresses_taken, gimple_addresses_taken_ptr,
20967 gimple_set_addresses_taken): Remove.
20968 * ipa-reference.c (mark_address): New function.
20969 (scan_stmt_for_static_refs): Use it for marking addresses taken.
20970 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
20971 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
20972 (gimple_add_to_addresses_taken): Remove.
20973 (get_tmr_operands): Call mark_address_taken.
20974 (get_asm_expr_operands): Likewise.
20975 (get_expr_operands): Likewise.
20976 (build_ssa_operands): Do not clear the addresses_taken bitmap.
20977 (free_stmt_operands): Do not free it.
20978 * tree-ssa.c (delete_tree_ssa): Likewise.
20979 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
20981 2009-04-16 Richard Guenther <rguenther@suse.de>
20983 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
20984 (walk_stmt_load_store_ops): Likewise.
20985 * gimple.c (get_base_loadstore): New function.
20986 (walk_stmt_load_store_addr_ops): Likewise.
20987 (walk_stmt_load_store_ops): Likewise.
20988 * ipa-pure-const.c (check_op): Simplify.
20989 (check_load, check_store): New functions.
20990 (check_stmt): Use walk_stmt_load_store_ops.
20991 * ipa-reference.c (mark_load): Adjust signature.
20992 (mark_store): Likewise.
20993 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
20995 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20997 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
20998 (plugin_info): New.
20999 * opts.c (common_handle_option): Don't call print_version.
21000 * plugin.c (plugin_name_args): Add version.
21001 (register_plugin_info): New.
21002 (register_callback): Handle PLUGIN_INFO.
21003 (try_init_one_plugin): New.
21004 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21006 (finalize_one_plugin): New.
21007 (finalize_plugins): New.
21008 (print_one_plugin): New.
21009 (print_plugins_versions): New.
21010 * plugin.h (print_plugins_versions): New.
21011 (finalize_plugins): New.
21012 * toplev.c (compile_file): Don't call initialize_plugins.
21013 (print_version): Call print_plugins_versions.
21014 (toplev_main): Call initialize_plugins. Print version if needed.
21015 Call finalize_plugins.
21017 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21019 * common.opt (fversion): New.
21020 * gcc.c (print_version): New.
21021 (process_command): Don't print the version. Just set print_version.
21022 (main): Print version. Call subprocesses if print_version and
21023 verbose_flag are set.
21024 * opts.c (common_handle_option): Handle OPT_fversion.
21026 2009-04-16 Richard Guenther <rguenther@suse.de>
21027 Ira Rosen <irar@il.ibm.com>
21029 PR tree-optimization/39698
21030 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21031 type of the reduction variable. Only generate the def if
21034 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21035 make sure to first convert to an integer of the same precision.
21036 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21037 the type of the evolution correctly in computing the new
21038 induction variable base.
21040 2009-04-16 Richard Guenther <rguenther@suse.de>
21042 PR middle-end/39625
21043 * tree-cfg.c (make_blocks): Split statements with to-be
21044 abnormal SSA names on the lhs.
21046 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21048 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21049 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21050 * c-typeck.c (really_start_incremental_init): Likewise.
21051 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21052 (TARGET_INITIALIZER): Remove it.
21053 * target.h (struct target): Remove vector_opaque_p.
21054 * tree.c (build_opaque_vector_type): New.
21055 * tree.h (TYPE_VECTOR_OPAQUE): New.
21056 (build_opaque_vector_type): Declare.
21057 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21058 * config/rs6000/rs6000.c (build_opaque_vector_type,
21059 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21060 (rs6000_init_builtins): Use build_opaque_vector_type for
21061 opaque_V4SI_type_node.
21063 2009-04-15 Catherine Moore <clm@codesourcery.com>
21065 * debug.h (set_name): Declare.
21066 * dwarf2out.c (dwarf2out_set_name): Declare.
21067 (dwarf2_debug_hooks): Add set_name.
21068 (find_AT_string): New.
21069 (add_AT_string): Call find_AT_string.
21070 (dwarf2out_set_name): New.
21071 * cp/decl.c (grokdeclarator): Call set_name.
21072 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21073 * debug.c (do_nothing_debug_hooks): Likewise.
21074 * dbxout.c (dbx_debug_hooks): Likewise.
21075 * sdbout.c (sdb_debug_hooks): Likewise.
21077 2009-04-15 Michael Eager <eager@eagercon.com>
21079 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21080 reg for single-precision FPU.
21081 * config/rs6000/rs6000.md (movsi_internal1): Only for
21082 !TARGET_SINGLE_FPU.
21083 (movsi_internal1_single): New. Add pattern to move SI values to/from
21084 single-precision FP regs.
21086 2009-04-15 Richard Guenther <rguenther@suse.de>
21088 * omp-low.c (lower_rec_input_clauses): Build correct address
21090 (expand_omp_for_generic): Fix multiplication type.
21091 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21092 (generate_memset_zero): Fix types.
21093 * tree-profile.c (prepare_instrumented_value): Correctly
21096 2009-04-15 Ian Lance Taylor <iant@google.com>
21098 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21099 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21100 for -Wall and for -Wc++-compat.
21101 (c_common_post_options): For C++, set warn_enum_compare if not
21103 * c-tree.h (struct c_expr): Add field original_type.
21104 (build_external_ref): Update declaration.
21105 * c-parser.c (c_parser_braced_init): Set original_type.
21106 (c_parser_initelt): Likewise.
21107 (c_parser_expr_no_commas): Likewise.
21108 (c_parser_conditional_expression): Likewise.
21109 (c_parser_cast_expression): Likewise.
21110 (c_parser_unary_expression): Likewise. Pull setting of
21111 original_code to top of function.
21112 (c_parser_sizeof_expression): Set original_type.
21113 (c_parser_alignof_expression): Likewise.
21114 (c_parser_postfix_expression): Likewise. Pull setting of
21115 original_code to top of function.
21116 (c_parser_postfix_expression_after_paren_type): Set original_type.
21117 (c_parser_postfix_expression_after_primary): Likewise.
21118 (c_parser_expression): Likewise.
21119 * c-typeck.c (build_external_ref): Add type parameter. Change all
21121 (c_expr_sizeof_expr): Set original_type field.
21122 (parser_build_unary_op): Likewise.
21123 (parser_build_binary_op): Likewise. Optionally warn about
21124 comparisons of enums of different types.
21125 (digest_init): Set original_type field.
21126 (really_start_incremental_init): Likewise.
21127 (push_init_level, pop_init_level): Likewise.
21128 * doc/invoke.texi (Warning Options): -Wenum-compare now
21131 2009-04-15 Richard Guenther <rguenther@suse.de>
21133 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21134 out a necessary conversion.
21135 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21136 names we didn't value number.
21137 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21139 2009-04-15 Richard Guenther <rguenther@suse.de>
21141 PR tree-optimization/39764
21142 * tree-ssa-ccp.c (get_value): Canonicalize value with
21143 canonicalize_float_value.
21145 2009-04-15 Jan Hubicka <jh@suse.cz>
21147 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21148 Wrong version of patch.
21150 2009-04-15 Jan Hubicka <jh@suse.cz>
21152 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21154 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21156 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21157 our distinct integral and vector types.
21159 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21161 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21162 * init.c (build_vtbl_address): Remove call to assemble_external.
21164 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21166 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21167 output for other floating point modes.
21169 2009-04-14 Diego Novillo <dnovillo@google.com>
21171 * diagnostic.c (diagnostic_report_diagnostic): Do not
21172 warn about loaded plugins for DK_ERROR and DK_WARNING.
21173 * c-decl.c (declspecs_add_type): Move call to
21174 invoke_plugin_callbacks ...
21175 * c-parser.c (c_parser_declspecs): ... here.
21176 * plugin.c (dump_active_plugins): Tidy output.
21178 2009-04-14 Diego Novillo <dnovillo@google.com>
21179 Le-Chun Wu <lcwu@google.com>
21181 * configure.ac: Add --enable-plugin support.
21182 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21183 * Makefile.in (PLUGIN_H): Define.
21184 Export ENABLE_PLUGIN and GMPINC to site.exp.
21185 Add PLUGINLIBS to link command.
21186 Add/modify dependencies for plugin.o and files including plugin.h.
21188 * config.in: Regenerate.
21190 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21193 2009-04-14 Le-Chun Wu <lcwu@google.com>
21195 * tree-pass.h (register_one_dump_file): Add a prototype for
21196 register_one_dump_file.
21197 * toplev.c (compile_file): Call initialize_plugins.
21198 (do_compile): Call invoke_plugin_callbacks.
21199 (toplev_main): Call invoke_plugin_callbacks.
21200 * common.opt: Add -fplugin= and -fplugin-arg-.
21201 * gcc-plugin.h: New public header file for plugins to include.
21202 * plugin.c: New source file.
21203 * plugin.h: New internal header file.
21204 * passes.c (register_one_dump_file): Make it external.
21206 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21208 2009-04-14 Diego Novillo <dnovillo@google.com>
21210 * doc/plugins.texi: New.
21211 * doc/gccint.texi: Add reference to Plugins chapter.
21212 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21213 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21214 loaded plugins, if any.
21215 * timevar.def (TV_PLUGIN_INIT): Define.
21216 (TV_PLUGIN_RUN): Define.
21217 * plugin.c: Include timevar.h
21218 (plugins_active_p): New.
21219 (dump_active_plugins): New.
21220 (debug_active_plugins): New.
21222 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21224 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21226 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21228 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21230 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21231 the same as a minus without a shift.
21233 2009-04-14 Nick Clifton <nickc@redhat.com>
21235 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21236 comparisons with small integers will always produce a short
21239 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21242 2008-12-19 Diego Novillo <dnovillo@google.com>
21244 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21246 2009-04-14 Richard Guenther <rguenther@suse.de>
21248 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21250 (verify_gimple_assign_binary): Likewise. Handle shifts and
21252 (verify_gimple_phi): Print the mismatched argument position.
21253 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21255 (vect_update_init_of_dr): Likewise.
21256 * matrix-reorg.c (transform_access_sites): Do what the
21258 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21260 2009-04-13 Michael Eager <eager@eagercon.com>
21262 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21263 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21264 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21265 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21266 remove duplicate config
21268 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21270 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21271 file_name:line_number type locator of the call site.
21273 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21275 * genautomata.c: Put blank after comma.
21276 (automaton_decls): New.
21277 (struct unit_usage): Add comments to member next.
21278 (store_alt_unit_usage): Keep the list ordered.
21279 (unit_present_on_list_p, equal_alternatives_p): New.
21280 (check_regexp_units_distribution): Check units distribution
21281 correctness correctly.
21282 (main): Don't write automata if error is found. Return correct
21285 * config/m68k/cf.md (cfv4_ds): Remove.
21286 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21287 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21289 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21290 power4-load-ext, power4-store, power4-store-update,
21291 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21292 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21293 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21294 power4-sqrt, power4-isync): Modify reservation to make correct
21295 unit distribution to automata.
21297 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21298 power5-store-update, power5-two, power5-three, power5-lmul,
21299 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21301 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21303 * except.c (pass_set_nothrow_function_flags): Set name and add
21305 (set_nothrow_function_flags): Mention in the dump file when
21306 changing a function to nothrow.
21308 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21311 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21312 instead of unsigned long.
21314 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21316 * config/arm/arm.c (return_used_this_function): Remove.
21317 (arm_output_function_prologue): Remove use of
21318 return_used_this_function.
21319 (output_return_instruction): Replace use of
21320 return_used_this_function
21321 by cfun->machine->return_used_this_function.
21322 (arm_output_epilogue): Likewise.
21323 (arm_output_function_epilogue): Likewise.
21324 (thumb_unexpanded_epilogue): Likewise.
21325 * config/arm/arm.h (struct machine_function):
21326 New member return_used_this_function.
21328 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21330 * doc/install.texi: Correct description of default directory for
21331 --with-gxx-include-dir.
21333 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21335 * fold-const.c (build_range_check): Properly deal with enumeral and
21336 boolean base types.
21338 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21340 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21341 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21342 * params.h (MAX_GCSE_PASSES): Remove.
21343 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21344 in sequence. Remove ability to run multiple passes.
21345 (bypass_jumps): Report run as third CPROP pass.
21347 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21349 PR middle-end/39651
21350 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21351 when deciding whether the whole SEQUENCE can throw.
21353 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21356 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21357 offseted label references.
21359 2009-04-11 Jan Hubicka <jh@suse.cz>
21361 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21363 2009-04-11 Richard Guenther <rguenther@suse.de>
21365 PR middle-end/39732
21366 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21367 return variables as TREE_ADDRESSABLE.
21369 2009-04-11 Richard Guenther <rguenther@suse.de>
21371 PR tree-optimization/39713
21372 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21373 reference trees have SSA_NAME operands.
21375 2009-04-11 Richard Guenther <rguenther@suse.de>
21378 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21379 address expressions.
21381 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21383 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21384 match changes in Cygwin 1.7
21385 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21386 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21388 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21390 PR tree-optimization/39701
21391 * doc/invoke.texi (Optimization Options): Document change in
21392 meaning and initialization of -fdelete-null-pointer-checks.
21394 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21396 PR middle-end/39701
21397 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21399 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21402 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21404 2009-04-10 Chao-ying Fu <fu@mips.com>
21406 * doc/tm.texi (Instruction Output): Document
21407 TARGET_ASM_FINAL_POSTSCAN_INSN.
21408 * target.h (final_postscan_insn): New field in asm_out.
21409 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21410 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21411 * final.c (final_scan_insn): Call
21412 targetm.asm_out.final_postscan_insn after outputting
21413 an asm macro and a normal instruction.
21415 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21416 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21417 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21418 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21419 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21421 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21423 PR middle-end/39701
21424 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21425 variables as non-NULL even with -fdelete-null-pointer-checks.
21427 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21429 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21431 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21434 * config/i386/i386.c (classify_argument): Handle SCmode with
21435 (bit_offset % 64) != 0.
21437 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21439 * doc/invoke.texi (Optimize Options): Add cross-reference to
21440 -Q --help=optimizers examples.
21442 2009-04-10 Ben Elliston <bje@au.ibm.com>
21445 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21446 regalign for the reg == fpr and TDmode case.
21448 2009-04-09 David Ayers <ayers@fsfe.org>
21451 * objc/objc-act.c (warn_with_method): Remove helper function.
21452 (check_duplicates): Call warning and inform directly.
21453 (really_start_method): Likewise.
21455 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21457 * expmed.c (expand_divmod): Always use a comparison for a division
21458 by a large unsigned integer.
21460 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21461 for things others than variables or functions as nonzero.
21463 2009-04-09 Nick Clifton <nickc@redhat.com>
21465 * unwind-compat.c: Change copyright header to refer to version
21466 3 of the GNU General Public License with version 3.1 of the
21467 GCC Runtime Library Exception and to point readers at the
21468 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21469 * config/alpha/crtfastmath.c: Likewise.
21470 * config/alpha/linux-unwind.h: Likewise.
21471 * config/alpha/qrnnd.asm: Likewise.
21472 * config/alpha/vms-crt0-64.c: Likewise.
21473 * config/alpha/vms-crt0.c: Likewise.
21474 * config/alpha/vms-dwarf2.asm: Likewise.
21475 * config/alpha/vms-dwarf2eh.asm: Likewise.
21476 * config/alpha/vms-psxcrt0-64.c: Likewise.
21477 * config/alpha/vms-psxcrt0.c: Likewise.
21478 * config/alpha/vms_tramp.asm: Likewise.
21479 * config/arc/initfini.c: Likewise.
21480 * config/arc/lib1funcs.asm: Likewise.
21481 * config/arm/bpabi-v6m.S: Likewise.
21482 * config/arm/bpabi.S: Likewise.
21483 * config/arm/bpabi.c: Likewise.
21484 * config/arm/crti.asm: Likewise.
21485 * config/arm/crtn.asm: Likewise.
21486 * config/arm/ieee754-df.S: Likewise.
21487 * config/arm/ieee754-sf.S: Likewise.
21488 * config/arm/lib1funcs.asm: Likewise.
21489 * config/arm/libunwind.S: Likewise.
21490 * config/arm/linux-atomic.c: Likewise.
21491 * config/arm/mmintrin.h: Likewise.
21492 * config/arm/pr-support.c: Likewise.
21493 * config/arm/unaligned-funcs.c: Likewise.
21494 * config/arm/unwind-arm.c: Likewise.
21495 * config/arm/unwind-arm.h: Likewise.
21496 * config/avr/libgcc.S: Likewise.
21497 * config/bfin/crti.s: Likewise.
21498 * config/bfin/crtlibid.s: Likewise.
21499 * config/bfin/crtn.s: Likewise.
21500 * config/bfin/lib1funcs.asm: Likewise.
21501 * config/bfin/linux-unwind.h: Likewise.
21502 * config/cris/arit.c: Likewise.
21503 * config/cris/cris_abi_symbol.c: Likewise.
21504 * config/darwin-64.c: Likewise.
21505 * config/darwin-crt2.c: Likewise.
21506 * config/darwin-crt3.c: Likewise.
21507 * config/darwin.h: Likewise.
21508 * config/dbxelf.h: Likewise.
21509 * config/dfp-bit.c: Likewise.
21510 * config/dfp-bit.h: Likewise.
21511 * config/elfos.h: Likewise.
21512 * config/fixed-bit.c: Likewise.
21513 * config/fixed-bit.h: Likewise.
21514 * config/fp-bit.c: Likewise.
21515 * config/fp-bit.h: Likewise.
21516 * config/fr30/crti.asm: Likewise.
21517 * config/fr30/crtn.asm: Likewise.
21518 * config/fr30/lib1funcs.asm: Likewise.
21519 * config/freebsd-spec.h: Likewise.
21520 * config/frv/cmovd.c: Likewise.
21521 * config/frv/cmovh.c: Likewise.
21522 * config/frv/cmovw.c: Likewise.
21523 * config/frv/frvbegin.c: Likewise.
21524 * config/frv/frvend.c: Likewise.
21525 * config/frv/lib1funcs.asm: Likewise.
21526 * config/glibc-stdint.h: Likewise.
21527 * config/h8300/clzhi2.c: Likewise.
21528 * config/h8300/crti.asm: Likewise.
21529 * config/h8300/crtn.asm: Likewise.
21530 * config/h8300/ctzhi2.c: Likewise.
21531 * config/h8300/fixunssfsi.c: Likewise.
21532 * config/h8300/lib1funcs.asm: Likewise.
21533 * config/h8300/parityhi2.c: Likewise.
21534 * config/h8300/popcounthi2.c: Likewise.
21535 * config/i386/ammintrin.h: Likewise.
21536 * config/i386/att.h: Likewise.
21537 * config/i386/avxintrin.h: Likewise.
21538 * config/i386/biarch64.h: Likewise.
21539 * config/i386/bmmintrin.h: Likewise.
21540 * config/i386/cpuid.h: Likewise.
21541 * config/i386/cross-stdarg.h: Likewise.
21542 * config/i386/crtfastmath.c: Likewise.
21543 * config/i386/crtprec.c: Likewise.
21544 * config/i386/cygming-crtbegin.c: Likewise.
21545 * config/i386/cygming-crtend.c: Likewise.
21546 * config/i386/cygwin.asm: Likewise.
21547 * config/i386/emmintrin.h: Likewise.
21548 * config/i386/gmm_malloc.h: Likewise.
21549 * config/i386/gthr-win32.c: Likewise.
21550 * config/i386/i386.h: Likewise.
21551 * config/i386/immintrin.h: Likewise.
21552 * config/i386/linux-unwind.h: Likewise.
21553 * config/i386/linux64.h: Likewise.
21554 * config/i386/mm3dnow.h: Likewise.
21555 * config/i386/mmintrin-common.h: Likewise.
21556 * config/i386/mmintrin.h: Likewise.
21557 * config/i386/nmmintrin.h: Likewise.
21558 * config/i386/pmm_malloc.h: Likewise.
21559 * config/i386/pmmintrin.h: Likewise.
21560 * config/i386/smmintrin.h: Likewise.
21561 * config/i386/sol2-c1.asm: Likewise.
21562 * config/i386/sol2-ci.asm: Likewise.
21563 * config/i386/sol2-cn.asm: Likewise.
21564 * config/i386/sol2-gc1.asm: Likewise.
21565 * config/i386/tmmintrin.h: Likewise.
21566 * config/i386/unix.h: Likewise.
21567 * config/i386/w32-unwind.h: Likewise.
21568 * config/i386/wmmintrin.h: Likewise.
21569 * config/i386/x86-64.h: Likewise.
21570 * config/i386/x86intrin.h: Likewise.
21571 * config/i386/xmmintrin.h: Likewise.
21572 * config/ia64/crtbegin.asm: Likewise.
21573 * config/ia64/crtend.asm: Likewise.
21574 * config/ia64/crtfastmath.c: Likewise.
21575 * config/ia64/crti.asm: Likewise.
21576 * config/ia64/crtn.asm: Likewise.
21577 * config/ia64/fde-glibc.c: Likewise.
21578 * config/ia64/lib1funcs.asm: Likewise.
21579 * config/ia64/linux-unwind.h: Likewise.
21580 * config/ia64/quadlib.c: Likewise.
21581 * config/ia64/unwind-ia64.c: Likewise.
21582 * config/linux.h: Likewise.
21583 * config/m32c/m32c-lib1.S: Likewise.
21584 * config/m32c/m32c-lib2-trapv.c: Likewise.
21585 * config/m32c/m32c-lib2.c: Likewise.
21586 * config/m32r/initfini.c: Likewise.
21587 * config/m68hc11/larith.asm: Likewise.
21588 * config/m68hc11/m68hc11-crt0.S: Likewise.
21589 * config/m68k/cf.md: Likewise.
21590 * config/m68k/crti.s: Likewise.
21591 * config/m68k/crtn.s: Likewise.
21592 * config/m68k/lb1sf68.asm: Likewise.
21593 * config/m68k/linux-unwind.h: Likewise.
21594 * config/mcore/crti.asm: Likewise.
21595 * config/mcore/crtn.asm: Likewise.
21596 * config/mcore/lib1.asm: Likewise.
21597 * config/mips/linux-unwind.h: Likewise.
21598 * config/mips/loongson.h: Likewise.
21599 * config/mips/mips16.S: Likewise.
21600 * config/mmix/crti.asm: Likewise.
21601 * config/mmix/crtn.asm: Likewise.
21602 * config/pa/fptr.c: Likewise.
21603 * config/pa/hpux-unwind.h: Likewise.
21604 * config/pa/lib2funcs.asm: Likewise.
21605 * config/pa/linux-atomic.c: Likewise.
21606 * config/pa/linux-unwind.h: Likewise.
21607 * config/pa/milli64.S: Likewise.
21608 * config/pa/quadlib.c: Likewise.
21609 * config/pa/stublib.c: Likewise.
21610 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21611 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21612 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21613 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21614 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21615 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21616 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21617 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21618 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21619 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21620 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21621 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21622 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21623 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21624 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21625 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21626 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21627 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21628 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21629 * config/rs6000/750cl.h: Likewise.
21630 * config/rs6000/altivec.h: Likewise.
21631 * config/rs6000/biarch64.h: Likewise.
21632 * config/rs6000/crtresfpr.asm: Likewise.
21633 * config/rs6000/crtresgpr.asm: Likewise.
21634 * config/rs6000/crtresxfpr.asm: Likewise.
21635 * config/rs6000/crtresxgpr.asm: Likewise.
21636 * config/rs6000/crtsavfpr.asm: Likewise.
21637 * config/rs6000/crtsavgpr.asm: Likewise.
21638 * config/rs6000/darwin-asm.h: Likewise.
21639 * config/rs6000/darwin-fallback.c: Likewise.
21640 * config/rs6000/darwin-fpsave.asm: Likewise.
21641 * config/rs6000/darwin-ldouble.c: Likewise.
21642 * config/rs6000/darwin-tramp.asm: Likewise.
21643 * config/rs6000/darwin-unwind.h: Likewise.
21644 * config/rs6000/darwin-vecsave.asm: Likewise.
21645 * config/rs6000/darwin-world.asm: Likewise.
21646 * config/rs6000/e500crtres32gpr.asm: Likewise.
21647 * config/rs6000/e500crtres64gpr.asm: Likewise.
21648 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21649 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21650 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21651 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21652 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21653 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21654 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21655 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21656 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21657 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21658 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21659 * config/rs6000/eabi-ci.asm: Likewise.
21660 * config/rs6000/eabi-cn.asm: Likewise.
21661 * config/rs6000/eabi.asm: Likewise.
21662 * config/rs6000/linux-unwind.h: Likewise.
21663 * config/rs6000/linux64.h: Likewise.
21664 * config/rs6000/paired.h: Likewise.
21665 * config/rs6000/paired.md: Likewise.
21666 * config/rs6000/ppc64-fp.c: Likewise.
21667 * config/rs6000/ppu_intrinsics.h: Likewise.
21668 * config/rs6000/rs6000.h: Likewise.
21669 * config/rs6000/si2vmx.h: Likewise.
21670 * config/rs6000/sol-ci.asm: Likewise.
21671 * config/rs6000/sol-cn.asm: Likewise.
21672 * config/rs6000/spe.h: Likewise.
21673 * config/rs6000/spu2vmx.h: Likewise.
21674 * config/rs6000/sysv4.h: Likewise.
21675 * config/rs6000/tramp.asm: Likewise.
21676 * config/rs6000/vec_types.h: Likewise.
21677 * config/s390/linux-unwind.h: Likewise.
21678 * config/s390/tpf-unwind.h: Likewise.
21679 * config/score/crti.asm: Likewise.
21680 * config/score/crtn.asm: Likewise.
21681 * config/sh/crt1.asm: Likewise.
21682 * config/sh/crti.asm: Likewise.
21683 * config/sh/crtn.asm: Likewise.
21684 * config/sh/divtab-sh4-300.c: Likewise.
21685 * config/sh/divtab-sh4.c: Likewise.
21686 * config/sh/divtab.c: Likewise.
21687 * config/sh/lib1funcs-4-300.asm: Likewise.
21688 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21689 * config/sh/lib1funcs.asm: Likewise.
21690 * config/sh/lib1funcs.h: Likewise.
21691 * config/sh/linux-atomic.asm: Likewise.
21692 * config/sh/linux-unwind.h: Likewise.
21693 * config/sh/shmedia.h: Likewise.
21694 * config/sh/sshmedia.h: Likewise.
21695 * config/sh/ushmedia.h: Likewise.
21696 * config/sparc/crtfastmath.c: Likewise.
21697 * config/sparc/linux-unwind.h: Likewise.
21698 * config/sparc/sol2-c1.asm: Likewise.
21699 * config/sparc/sol2-ci.asm: Likewise.
21700 * config/sparc/sol2-cn.asm: Likewise.
21701 * config/spu/divmodti4.c: Likewise.
21702 * config/spu/divv2df3.c: Likewise.
21703 * config/spu/float_disf.c: Likewise.
21704 * config/spu/float_unsdidf.c: Likewise.
21705 * config/spu/float_unsdisf.c: Likewise.
21706 * config/spu/float_unssidf.c: Likewise.
21707 * config/spu/mfc_multi_tag_release.c: Likewise.
21708 * config/spu/mfc_multi_tag_reserve.c: Likewise.
21709 * config/spu/mfc_tag_release.c: Likewise.
21710 * config/spu/mfc_tag_reserve.c: Likewise.
21711 * config/spu/mfc_tag_table.c: Likewise.
21712 * config/spu/multi3.c: Likewise.
21713 * config/spu/spu_internals.h: Likewise.
21714 * config/spu/spu_intrinsics.h: Likewise.
21715 * config/spu/spu_mfcio.h: Likewise.
21716 * config/spu/vec_types.h: Likewise.
21717 * config/spu/vmx2spu.h: Likewise.
21718 * config/stormy16/stormy16-lib2.c: Likewise.
21719 * config/svr4.h: Likewise.
21720 * config/sync.c: Likewise.
21721 * config/v850/lib1funcs.asm: Likewise.
21722 * config/vxlib-tls.c: Likewise.
21723 * config/vxlib.c: Likewise.
21724 * config/vxworks-dummy.h: Likewise.
21725 * config/xtensa/crti.asm: Likewise.
21726 * config/xtensa/crtn.asm: Likewise.
21727 * config/xtensa/ieee754-df.S: Likewise.
21728 * config/xtensa/ieee754-sf.S: Likewise.
21729 * config/xtensa/lib1funcs.asm: Likewise.
21730 * config/xtensa/lib2funcs.S: Likewise.
21731 * config/xtensa/linux-unwind.h: Likewise.
21732 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
21733 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
21734 * coretypes.h: Likewise.
21735 * crtstuff.c: Likewise.
21736 * defaults.h: Likewise.
21737 * dwarf2.h: Likewise.
21738 * emutls.c: Likewise.
21739 * gbl-ctors.h: Likewise.
21740 * gcov-io.h: Likewise.
21741 * ginclude/float.h: Likewise.
21742 * ginclude/iso646.h: Likewise.
21743 * ginclude/stdarg.h: Likewise.
21744 * ginclude/stdbool.h: Likewise.
21745 * ginclude/stddef.h: Likewise.
21746 * ginclude/stdfix.h: Likewise.
21747 * ginclude/stdint-gcc.h: Likewise.
21748 * ginclude/tgmath.h: Likewise.
21749 * gthr-aix.h: Likewise.
21750 * gthr-dce.h: Likewise.
21751 * gthr-gnat.c: Likewise.
21752 * gthr-gnat.h: Likewise.
21753 * gthr-lynx.h: Likewise.
21754 * gthr-mipssde.h: Likewise.
21755 * gthr-nks.h: Likewise.
21756 * gthr-posix.c: Likewise.
21757 * gthr-posix.h: Likewise.
21758 * gthr-posix95.h: Likewise.
21759 * gthr-rtems.h: Likewise.
21760 * gthr-single.h: Likewise.
21761 * gthr-solaris.h: Likewise.
21762 * gthr-tpf.h: Likewise.
21763 * gthr-vxworks.h: Likewise.
21764 * gthr-win32.h: Likewise.
21765 * gthr.h: Likewise.
21766 * libgcc2.c: Likewise.
21767 * libgcc2.h: Likewise.
21768 * libgcov.c: Likewise.
21769 * tsystem.h: Likewise.
21770 * typeclass.h: Likewise.
21771 * unwind-c.c: Likewise.
21772 * unwind-compat.h: Likewise.
21773 * unwind-dw2-fde-compat.c: Likewise.
21774 * unwind-dw2-fde-darwin.c: Likewise.
21775 * unwind-dw2-fde-glibc.c: Likewise.
21776 * unwind-dw2-fde.c: Likewise.
21777 * unwind-dw2-fde.h: Likewise.
21778 * unwind-dw2.c: Likewise.
21779 * unwind-dw2.h: Likewise.
21780 * unwind-generic.h: Likewise.
21781 * unwind-pe.h: Likewise.
21782 * unwind-sjlj.c: Likewise.
21783 * unwind.inc: Likewise.
21784 * config/arm/neon-gen.ml: Change generated copyright header to
21785 refer to version 3 of the GNU General Public License with
21786 version 3.1 of the GCC Runtime Library Exception and to point
21787 readers at the COPYING3 and COPYING3.RUNTIME files and the
21788 FSF's license web page.
21789 * config/arm/arm_neon.h: Regenerate.
21791 2009-04-09 Jakub Jelinek <jakub@redhat.com>
21793 * config/cris/cris.md: Change copyright header to refer to version
21794 3 of the GNU General Public License.
21795 * doc/install.texi2html: Change copyright header to refer to version
21796 3 of the GNU General Public License and to point readers at the
21797 COPYING3 file and the FSF's license web page.
21798 * config/vax/linux.h: Likewise.
21800 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21802 * config/i386/i386.md (cmpcc): New.
21803 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
21804 (sync_compare_and_swap_cc*): Delete.
21806 * config/s390/s390.c (s390_compare_emitted): Remove.
21807 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
21808 s390_compare_emitted used to be handled. Assert that modes match.
21809 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
21810 refer to sync_compare_and_swap_ccsi.
21811 * config/s390/s390.h (s390_compare_emitted): Remove.
21812 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
21813 instead of s390_compare_emitted.
21814 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
21815 instead of s390_compare_emitted.
21816 * config/s390/s390.md (cmpcc): New.
21817 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
21818 CC_REGNUM, do not pretend it's set.
21819 (sync_compare_and_swap_cc*): Delete.
21820 * config/s390/predicates.md (cc_reg_operand): New.
21822 * expr.c (sync_compare_and_swap_cc): Delete.
21823 * optabs.h (sync_compare_and_swap_cc): Delete.
21824 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21825 is being used with can_compare_p.
21826 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21827 (find_cc_set): New.
21828 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21829 look for a MODE_CC set instead. Use emit_store_flag.
21830 (expand_compare_and_swap_loop): Likewise, with some additional
21831 complication to avoid a force_reg when useless. Use
21832 emit_cmp_and_jump_insns.
21833 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21834 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21835 sync_compare_and_swap documentation.
21837 2009-04-09 Jan Hubicka <jh@suse.cz>
21839 * except.c (find_prev_try): Break out from ....
21840 (duplicate_eh_regions): ... here; properly update prev_try pointers
21841 when duplication part of tree.
21842 (dump_eh_tree): Improve dumping.
21843 (verify_eh_region): New.
21844 (verify_eh_tree): Use it.
21846 2009-04-06 Richard Guenther <rguenther@suse.de>
21848 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21849 &ARRAY addresses by adjusting their types and prepending
21851 * tree-cfg.c (verify_gimple_assign_single): Verify that
21852 addresses are correct.
21854 2009-04-09 Richard Guenther <rguenther@suse.de>
21856 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21857 indices into an array reference if possible.
21858 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21859 Fold POINTER_PLUS_EXPR statements with invariant address.
21861 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21864 * config.gcc (powerpc64-*-linux*): Always build biarch.
21866 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21869 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21870 it and pedwarn if this results in an INTEGER_CST.
21872 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21874 * doc/install.texi: Update minimum GMP version. Remove obsolete
21875 text in MPFR section.
21877 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21879 * dwarf2out.c (class_scope_p): New static inline.
21880 (class_or_namespace_scope_p): Use it.
21881 (gen_variable_die): Use DW_TAG_member tag for static data member
21882 declarations instead of DW_TAG_variable.
21884 PR middle-end/39573
21885 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21888 2009-04-08 Richard Guenther <rguenther@suse.de>
21890 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21891 valueize random data.
21893 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21895 * config.gcc (aix tm_file): Add aix-stdint.h.
21896 (aix tm clause use_gcc_stdint): Set to wrap.
21897 * config/rs6000/aix-stdint.h: New file.
21899 2009-04-08 Richard Guenther <rguenther@suse.de>
21901 PR middle-end/36291
21902 * tree-dfa.c (add_referenced_var): Do not recurse into
21903 global initializers.
21904 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21906 (fold_const_aggregate_ref): Likewise.
21908 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21910 * recog.c (ordered_comparison_operator): New.
21911 * gensupport.c (std_preds): Add it.
21912 * doc/md.texi (Machine-Independent Predicates): Document it.
21914 2009-04-08 Jan Hubicka <jh@suse.cz>
21916 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21917 * function.h (rtl_eh): Remove exception_handler_label_map.
21918 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21919 remove_exception_handler_label, for_each_eh_label_1): Remove.
21920 (rtl_remove_unreachable_regions): Remove.
21921 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21922 (find_exception_handler_labels): Don't build the hashtable.
21923 (maybe_remove_eh_handler): Remove.
21924 (for_each_eh_label): Rewrite to walk the tree.
21925 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21926 * except.h (maybe_remove_eh_handler): Remove.
21927 * passes.c (init_optimization_passes): Schedule second EH cleanup
21929 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21930 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21932 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21934 * genoutput.c (validate_optab_operands): New.
21935 (gen_insn, gen_expand): Call it.
21937 * genflags.c (gen_insn): Detect misused iterators.
21938 (main): Pass line_no to gen_insn, exit with status 1 on error.
21940 * genextract.c (line_no): Make global.
21941 (VEC_safe_set_locstr): Change assertion to error message.
21942 (main): Exit with status 1 on error.
21944 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21948 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21949 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21950 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21951 * c-convert.c (convert): Do not call fold on results of conversion
21952 functions when the result is a C_MAYBE_CONST_EXPR.
21953 * c-parser.c (c_parser_postfix_expression): Do not fold condition
21954 of __builtin_choose_expr.
21955 * c-typeck.c (remove_c_maybe_const_expr): New.
21956 (build_unary_op, build_conditional_expr, build_compound_expr,
21957 build_binary_op, c_objc_common_truthvalue_conversion): Call
21958 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
21961 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
21963 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
21964 CODE to produce a new one. Add a prototype to use fold_convert_const
21966 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
21969 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
21970 mix declarations and code.
21972 2009-04-08 Ben Elliston <bje@au.ibm.com>
21974 * gcc.c: Replace `CC' with `GCC' throughout.
21976 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
21978 * doc/invoke.texi: Document Atom support.
21980 2009-04-07 Jason Merrill <jason@redhat.com>
21983 * c-common.h, c-common.c: Add flag_pretty_templates.
21984 * c-opts.c (c_common_handle_option): Set it.
21985 * c.opt: Add -fno-pretty-templates.
21986 * doc/invoke.texi (C++ Dialect Options): Likewise.
21988 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
21990 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
21991 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
21992 (ia64_expand_builtin): Likewise.
21994 2009-04-07 Martin Jambor <mjambor@suse.cz>
21996 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
21997 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
21998 ADDR_EXPRS are include too.
22000 2009-04-07 Richard Guenther <rguenther@suse.de>
22002 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22003 decls are only used if passes as parameters or if they are
22004 local statics and the call is not to a builtin.
22005 (call_may_clobber_ref_p_1): Likewise.
22007 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22009 * expr.c (do_store_flag): Remove last argument. Simplify code
22010 to avoid duplication of tests already done by can_compare_p.
22011 (expand_expr_real_1): Adjust caller.
22013 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22015 * optabs.c (can_compare_p): Test the predicate of a
22016 cbranch and cstore pattern.
22018 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22020 * expr.c (convert_move): Use emit_store_flag instead of
22023 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22025 * config/i386/i386.c (ix86_compare_emitted): Remove.
22026 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22027 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22028 * config/i386/i386.h (ix86_compare_emitted): Remove.
22029 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22030 instead of ix86_compare_emitted.
22031 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22033 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22035 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22036 Add t-sysroot-suffix to tmake_file.
22037 * config/print-sysroot-suffix.sh: New file.
22038 * config/t-sysroot-suffix: New file.
22040 2009-04-07 Ben Elliston <bje@au.ibm.com>
22042 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22043 as the latter produces a warning when the target does not support
22046 2009-04-07 Ben Elliston <bje@au.ibm.com>
22048 * dfp.c: Replace type punning assignments with memcpy throughout.
22049 * Makefile.in (dfp.o-warn): Remove.
22051 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22054 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22055 Include soft-fp/t-softfp after rs6000/t-linux64.
22057 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22059 * stor-layout.c (set_sizetype): Use the full precision of their
22060 machine mode for bitsize types.
22062 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22064 * config/i386/i386.md: Revert 2 accidental checkins.
22066 2009-04-06 Joey Ye <joey.ye@intel.com>
22067 Xuepeng Guo <xuepeng.guo@intel.com>
22068 H.J. Lu <hongjiu.lu@intel.com>
22070 Atom pipeline model, tuning and insn selection.
22071 * config.gcc (atom): Add atom config options and target.
22073 * config/i386/atom.md: New.
22075 * config/i386/i386.c (atom_cost): New cost.
22076 (m_ATOM): New macro flag.
22077 (initial_ix86_tune_features): Set m_ATOM.
22078 (x86_accumulate_outgoing_args): Likewise.
22079 (x86_arch_always_fancy_math_387): Likewise.
22080 (processor_target): Add Atom cost.
22081 (cpu_names): Add Atom cpu name.
22082 (override_options): Set Atom ISA.
22083 (ix86_issue_rate): New case PROCESSOR_ATOM.
22084 (ix86_adjust_cost): Likewise.
22086 * config/i386/i386.h (TARGET_ATOM): New target macro.
22087 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22088 (TARGET_OPT_AGU): New target option.
22089 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22090 (processor_type): Add PROCESSOR_ATOM.
22092 * config/i386/i386.md (cpu): Add new value "atom".
22093 (use_carry, movu): New attr.
22094 (atom.md): Include atom.md.
22095 (adddi3_carry_rex64): Set attr "use_carry".
22096 (addqi3_carry): Likewise.
22097 (addhi3_carry): Likewise.
22098 (addsi3_carry): Likewise.
22099 (*addsi3_carry_zext): Likewise.
22100 (subdi3_carry_rex64): Likewise.
22101 (subqi3_carry): Likewise.
22102 (subhi3_carry): Likewise.
22103 (subsi3_carry): Likewise.
22104 (x86_movdicc_0_m1_rex64): Likewise.
22105 (*x86_movdicc_0_m1_se): Likewise.
22106 (x86_movsicc_0_m1): Likewise.
22107 (*x86_movsicc_0_m1_se): Likewise.
22108 (*adddi_1_rex64): Emit add insn as much as possible.
22109 (*addsi_1): Likewise.
22110 (return_internal): Set atom_unit.
22111 (return_internal_long): Likewise.
22112 (return_pop_internal): Likewise.
22113 (*rcpsf2_sse): Set atom_sse_attr attr.
22114 (*qrt<mode>2_sse): Likewise.
22115 (*prefetch_sse): Likewise.
22117 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22119 (ix86_target_macros_internal): Likewise.
22121 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22122 (*prefetch_sse_rex): Likewise.
22123 (sse_rcpv4sf2): Likewise.
22124 (sse_vmrcpv4sf2): Likewise.
22125 (sse_sqrtv4sf2): Likewise.
22126 (<sse>_vmsqrt<mode>2): Likewise.
22127 (sse_ldmxcsr): Likewise.
22128 (sse_stmxcsr): Likewise.
22129 (*sse_sfence): Likewise.
22130 (sse2_clflush): Likewise.
22131 (*sse2_mfence): Likewise.
22132 (*sse2_lfence): Likewise.
22133 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22134 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22135 (avx_movdqu<avxmodesuffix>): Likewise.
22136 (avx_lddqu<avxmodesuffix>): Likewise.
22137 (sse2_movntv2di): Change attr "type" to "ssemov".
22138 (sse2_movntsi): Likewise.
22139 (rsqrtv8sf2): Change attr "type" to "sseadd".
22140 (sse3_addsubv2df3): Set attr "atom_unit".
22141 (sse3_h<plusminus_insn>v4sf3): Likewise.
22142 (*sse2_pmaddwd): Likewise.
22143 (*vec_extractv2di_1_rex64): Likewise.
22144 (*vec_extractv2di_1_avx): Likewise.
22145 (sse2_psadbw): Likewise.
22146 (ssse3_phaddwv8hi3): Likewise.
22147 (ssse3_phaddwv4hi3): Likewise.
22148 (ssse3_phadddv4si3): Likewise.
22149 (ssse3_phadddv2si3): Likewise.
22150 (ssse3_phaddswv8hi3): Likewise.
22151 (ssse3_phaddswv4hi3): Likewise.
22152 (ssse3_phsubwv8hi3): Likewise.
22153 (ssse3_phsubwv4hi3): Likewise.
22154 (ssse3_phsubdv4si3): Likewise.
22155 (ssse3_phsubdv2si3): Likewise.
22156 (ssse3_phsubswv8hi3): Likewise.
22157 (ssse3_phsubswv4hi3): Likewise.
22158 (ssse3_pmaddubsw128): Likewise.
22159 (sse3_pmaddubsw: Likewise.
22160 (ssse3_palignrti): Likewise.
22161 (ssse3_palignrdi): Likewise.
22163 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22165 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22167 2009-04-06 Richard Guenther <rguenther@suse.de>
22169 PR tree-optimization/28868
22170 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22171 of which PHI results we inserted.
22172 (insert_into_preds_of_block): Record inserted PHIs.
22173 (eliminate): Eliminate redundant PHI nodes.
22174 (init_pre): Init inserted_phi_names.
22176 2009-04-06 Richard Guenther <rguenther@suse.de>
22178 PR tree-optimization/39643
22179 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22180 IMAGPART_EXPRs of complex constants.
22181 (execute_fold_all_builtins): If we folded a call queue
22182 TODO_update_address_taken.
22184 2009-04-06 Jan Hubicka <jh@suse.cz>
22186 PR middle-end/39659
22187 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22190 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22192 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22194 (ic_invalidate_array): Likewise.
22196 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22198 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22199 alignment for library calls.
22201 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22203 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22204 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22205 * config/i386/mingw-stdint.h: New file.
22207 2009-04-05 Richard Guenther <rguenther@suse.de>
22209 PR tree-optimization/39648
22210 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22211 our &A vs. &A[0] IL deficiencies.
22213 2009-04-04 Jan Hubicka <jh@suse.cz>
22215 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22216 removed toplevel regions.
22217 (sjlj_mark_call_sites): Likewise.
22219 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22221 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22222 (cygwin tm clause use_gcc_stdint): Set to wrap.
22223 * config/i386/cygwin-stdint.h: New file.
22225 2009-04-04 Richard Guenther <rguenther@suse.de>
22227 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22228 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22229 single-argument PHIs if we are in loop-closed SSA form.
22230 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22231 for the pre-condition.
22232 (slpeel_tree_peel_loop_to_edge): Likewise.
22233 (vect_build_loop_niters): Take an optional sequence to append stmts.
22234 (vect_generate_tmps_on_preheader): Likewise.
22235 (vect_do_peeling_for_loop_bound): Take extra guards for the
22237 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22238 the cost model check.
22239 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22240 guards if we are going to peel. Do not apply versioning in that case.
22241 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22242 (vect_do_peeling_for_loop_bound): Likewise.
22243 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22244 loop bound only record extra pre-conditions, do not apply loop
22247 2009-04-04 Richard Guenther <rguenther@suse.de>
22249 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22252 2009-04-04 Jan Hubicka <jh@suse.cz>
22254 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22255 last_basic_block for size of bb->index indexed array.
22256 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22257 compute_out, link_btr_uses, build_btr_def_use_webs,
22258 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22260 2009-04-04 Jan Hubicka <jh@suse.cz>
22262 * except.c (remove_eh_handler_and_replace): Break out from ...
22263 (remove_eh_handler): ... here.
22264 (bring_to_root): New function.
22265 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22266 handled ones, bring others to root of tree.
22268 2009-04-04 Jan Hubicka <jh@suse.cz>
22270 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22271 (all_phis_safe_to_merge): New function.
22272 (update_info): New structure.
22273 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22274 (cleanup_empty_eh): Update SSA if possible.
22276 2009-04-04 Richard Guenther <rguenther@suse.de>
22278 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22279 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22280 (append_vuse): Likewise.
22282 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22284 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22285 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22286 instead of REG_UNSAVED for DW_CFA_undefined.
22287 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22288 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22291 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22294 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22296 2009-04-04 Richard Guenther <rguenther@suse.de>
22298 PR tree-optimization/8781
22299 PR tree-optimization/37892
22300 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22301 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22302 (valueize_refs): Call it for *& valueizations.
22303 (shared_reference_ops_from_ref): Rename to ...
22304 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22305 (shared_reference_ops_from_call): Rename to ...
22306 (valueize_shared_reference_ops_from_call): ... this and valueize.
22307 (vn_reference_lookup): Update.
22308 (visit_reference_op_call): Likewise.
22309 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22310 (eliminate): Value-replace the call address in call statements.
22312 2009-04-04 Richard Guenther <rguenther@suse.de>
22314 PR tree-optimization/39636
22315 * tree-ssa-forwprop.c
22316 (forward_propagate_addr_into_variable_array_index): Check for
22317 GIMPLE_ASSIGN before accessing the rhs code.
22319 2009-04-03 Jason Merrill <jason@redhat.com>
22321 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22323 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22325 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22326 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22327 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22328 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22329 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22330 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22331 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22332 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22333 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22334 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22335 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22336 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22337 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22338 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22339 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22340 Use fr_reg_or_fp01_operand instead of fr_register_operand
22342 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22343 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22344 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22346 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22348 PR rtl-optimization/39607
22349 PR rtl-optimization/39631
22353 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22354 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22355 instead of DF_LR_OUT.
22356 * ira-lives.c (process_bb_node_lives): Ditto.
22357 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22358 instead of DF_LR_{OUT,IN}.
22359 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22360 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22362 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22364 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22365 (execute_lower_omp): Always run but take the short way out if -fopenmp
22367 (gate_lower_omp): Remove, forcing the pass manager to always run the
22368 pass and always set PROP_gimple_lomp.
22369 (pass_lower_omp): Remove gate function.
22370 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22371 PROP_trees. Instead, require it.
22372 * ipa-cp.c (pass_ipa_cp): Likewise.
22373 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22374 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22375 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22376 and PROP_gimple_leh.
22378 2009-04-03 Richard Guenther <rguenther@suse.de>
22380 PR middle-end/13146
22381 PR tree-optimization/23940
22382 PR tree-optimization/33237
22383 PR middle-end/33974
22384 PR middle-end/34093
22385 PR tree-optimization/36201
22386 PR tree-optimization/36230
22387 PR tree-optimization/38049
22388 PR tree-optimization/38207
22389 PR tree-optimization/38230
22390 PR tree-optimization/38301
22391 PR tree-optimization/38585
22392 PR middle-end/38895
22393 PR tree-optimization/38985
22394 PR tree-optimization/39299
22395 * tree-ssa-structalias.h: Remove.
22396 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22397 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22398 (struct vuse_element_d): Remove.
22399 (struct vuse_vec_d): Likewise.
22400 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22401 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22402 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22403 VUSE_ELEMENT_VAR): Likewise.
22404 (struct voptype_d): Likewise.
22405 (NUM_VOP_FREE_BUCKETS): Likewise.
22406 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22407 (struct stmt_operands_d): Remove.
22408 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22409 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22410 VDEF_NUM, VDEF_VECT): Likewise.
22411 (copy_virtual_operands): Remove.
22412 (operand_build_cmp): Likewise.
22413 (create_ssa_artificial_load_stmt): Likewise.
22414 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22415 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22416 vuse_index and mayuse_index members. Pack and move done and iter_type
22417 members to the front.
22418 (SSA_OP_VMAYUSE): Remove.
22419 (SSA_OP_VIRTUAL_USES): Adjust.
22420 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22421 (unlink_stmt_vdef): Declare.
22422 (add_to_addressable_set): Remove.
22423 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22424 (vrp_visit_stmt): Likewise.
22425 * doc/tree-ssa.texi (Alias analysis): Update.
22426 * doc/invoke.texi (max-aliased-vops): Remove docs.
22427 (avg-aliased-vops): Likewise.
22428 * tree-into-ssa.c (syms_to_rename): Remove.
22429 (need_to_update_vops_p): Likewise.
22430 (need_to_initialize_update_ssa_p): Rename to ...
22431 (update_ssa_initialized_fn): ... this. Track function we are
22433 (symbol_marked_for_renaming): Simplify.
22434 (add_new_name_mapping): Do not set need_to_update_vops_p.
22435 (dump_currdefs): Use SYMS_TO_RENAME.
22436 (rewrite_update_stmt): Always walk all uses/defs.
22437 (dump_update_ssa): Adjust.
22438 (init_update_ssa): Take function argument. Track what we are
22440 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22441 (create_new_def_for): Initialize for cfun, assert we are initialized
22443 (mark_sym_for_renaming): Simplify.
22444 (mark_set_for_renaming): Do not initialize update-ssa.
22445 (need_ssa_update_p): Simplify. Take function argument.
22446 (name_mappings_registered_p): Assert we ask for the correct function.
22447 (name_registered_for_update_p): Likewise.
22448 (ssa_names_to_replace): Likewise.
22449 (release_ssa_name_after_update_ssa): Likewise.
22450 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22451 (dump_decl_set): Do not print a newline.
22452 (debug_decl_set): Do it here.
22453 (dump_update_ssa): And here.
22454 * tree-ssa-loop-im.c (move_computations): Adjust.
22455 (movement_possibility): Likewise.
22456 (determine_max_movement): Likewise.
22457 (gather_mem_refs_stmt): Likewise.
22458 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22459 or NAME_MEMORY_TAG.
22460 * tree-complex.c (update_all_vops): Remove.
22461 (expand_complex_move): Adjust.
22462 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22463 Simplify test for memory referencing statement. Exclude
22464 non-invariant ADDR_EXPRs.
22465 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22466 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22467 (rdg_flag_uses): Likewise.
22468 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22470 (tree_optimize_tail_calls_1): Also split the
22471 edge from the entry block if we have degenerate PHI nodes in
22472 the first basic block.
22473 * tree.c (init_ttree): Remove memory-tag related code.
22474 (tree_code_size): Likewise.
22475 (tree_node_structure): Likewise.
22476 (build7_stat): Re-write to be build6_stat.
22477 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22478 (SSA_VAR_P): Adjust.
22479 (struct tree_memory_tag): Remove.
22480 (struct tree_memory_partition_tag): Likewise.
22481 (union tree_node): Adjust.
22482 (build7): Re-write to be build6.
22483 * tree-pass.h (pass_reset_cc_flags): Remove.
22484 (TODO_update_address_taken): New flag.
22485 (pass_simple_dse): Remove.
22486 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22487 * params.h (MAX_ALIASED_VOPS): Remove.
22488 (AVG_ALIASED_VOPS): Likewise.
22489 * omp-low.c (expand_omp_taskreg): Update SSA form.
22490 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22491 aliases the lhs in a copy stmt.
22492 * tree-ssa-dse.c (struct address_walk_data): Remove.
22493 (memory_ssa_name_same): Likewise.
22494 (memory_address_same): Likewise.
22495 (get_kill_of_stmt_lhs): Likewise.
22496 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22497 unused stores. Look through PHI nodes into post-dominated regions.
22498 (dse_optimize_stmt): Simplify. Properly remove stores.
22499 (tree_ssa_dse): Compute dominators.
22500 (execute_simple_dse): Remove.
22501 (pass_simple_dse): Likewise.
22502 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22503 gimple_loaded_syms and gimple_stored_syms computation.
22504 * toplev.c (dump_memory_report): Dump alias and pta stats.
22505 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22506 (vn_reference_eq): Likewise.
22507 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22508 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22509 valueize_vuses): Remove.
22510 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22511 (get_def_ref_stmt_vuse): ... this.
22512 (vn_reference_lookup_2): New function.
22513 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22514 walking equivalent vuses. Simplify.
22515 (vn_reference_lookup): Likewise.
22516 (vn_reference_insert): Likewise.
22517 (vn_reference_insert_pieces): Likewise.
22518 (visit_reference_op_call): Simplify.
22519 (visit_reference_op_load): Likewise.
22520 (visit_reference_op_store): Likewise.
22521 (init_scc_vn): Remove shared_lookup_vuses initialization.
22522 (free_scc_vn): Remove shared_lookup_vuses freeing.
22523 (sort_vuses, sort_vuses_heap): Remove.
22524 (get_ref_from_reference_ops): Export.
22525 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22526 vector with single vuse pointer.
22527 (vn_reference_lookup_pieces, vn_reference_lookup,
22528 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22529 (shared_vuses_from_stmt): Remove.
22530 (get_ref_from_reference_ops): Declare.
22531 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22532 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22533 memory-tag related code.
22534 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22535 (likely_value): Add comment, skip static-chain of call statements.
22536 (surely_varying_stmt_p): Adjust.
22537 (gimplify_and_update_call_from_tree): Likewise.
22538 (execute_fold_all_builtins): Do not rebuild alias info.
22539 (gimplify_and_update_call_from_tree): Properly update VOPs.
22540 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22541 (copy_ref_info): Remove memory-tag related code.
22542 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22543 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22544 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22546 * tree-ssa-dom.c (gimple_p): Remove typedef.
22547 (eliminate_redundant_computations): Adjust.
22548 (record_equivalences_from_stmt): Likewise.
22549 (avail_expr_hash): Likewise.
22550 (avail_expr_eq): Likewise.
22551 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22552 (stmt_makes_single_load): Likewise.
22553 (stmt_makes_single_store): Likewise.
22554 * tree-ssa-alias.c: Rewrite completely.
22555 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22556 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22557 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22558 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22559 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22560 Remove public functions.
22561 (pass_reset_cc_flags): Remove.
22562 (pass_build_alias): Move ...
22563 * tree-ssa-structalias.c (pass_build_alias): ... here.
22564 * tree-ssa-alias.c (may_be_aliased): Move ...
22565 * tree-flow-inline.h (may_be_aliased): ... here.
22566 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22567 count_uses_and_derefs): Move ...
22568 * gimple.c: ... here.
22569 * gimple.h (count_uses_and_derefs): Declare.
22570 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22571 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22572 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22573 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22574 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22575 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22576 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22578 * tree-dfa.c (refs_may_alias_p): Move ...
22579 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22580 * tree-ssa-alias.h: New file.
22581 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22582 (statement_sink_location): Likewise.
22583 * opts.c (decode_options): Do not adjust max-aliased-vops or
22584 avg-aliased-vops values.
22585 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22586 (TV_CALL_CLOBBER): Likewise.
22587 (TV_FLOW_SENSITIVE): Likewise.
22588 (TV_FLOW_INSENSITIVE): Likewise.
22589 (TV_MEMORY_PARTITIONING): Likewise.
22590 (TV_ALIAS_STMT_WALK): New timevar.
22591 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22592 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22593 (get_address_description): Remove memory-tag related code.
22594 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22595 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22596 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22597 and immediate uses in statements. Document.
22598 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22599 (dump_symbols): Remove.
22600 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22601 * alias.c (get_deref_alias_set): New function split out from ...
22602 (get_alias_set): ... here.
22603 * alias.h (get_deref_alias_set): Declare.
22604 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22605 type parameter. Remove restrict pointer handling. Create a
22606 ref-all pointer in case type-based alias sets do not conflict.
22607 (vect_analyze_data_refs): Remove SMT related code.
22608 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22609 (vectorizable_load): Likewise.
22610 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22611 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22612 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22613 Ignore vops and SMTs.
22614 (dr_analyze_alias): Likewise..
22615 (free_data_ref): Likewise.
22616 (create_data_ref): Likewise.
22617 (analyze_all_data_dependences): Likewise.
22618 (get_references_in_stmt): Adjust.
22619 * tree-flow-inline.h (gimple_aliases_computed_p,
22620 gimple_addressable_vars, gimple_call_clobbered_vars,
22621 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22622 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22623 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22624 gimple_mem_ref_stats): Remove.
22625 (gimple_vop): New function.
22626 (op_iter_next_use): Remove vuses and mayuses cases.
22627 (op_iter_next_def): Remove vdefs case.
22628 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22629 (clear_and_done_ssa_iter): Do not set removed fields.
22630 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22631 Assert we are not iterating over vuses or vdefs if not also
22632 iterating over uses or defs.
22633 (op_iter_init_use): Likewise.
22634 (op_iter_init_def): Likewise.
22635 (op_iter_next_vdef): Remove.
22636 (op_iter_next_mustdef): Likewise.
22637 (op_iter_init_vdef): Likewise.
22638 (compare_ssa_operands_equal): Likewise.
22639 (link_use_stmts_after): Handle vuse operand.
22640 (is_call_used): Use is_call_clobbered.
22641 (is_call_clobbered): Global variables are always call clobbered,
22642 query the call-clobbers bitmap.
22643 (mark_call_clobbered): Ignore global variables.
22644 (clear_call_clobbered): Likewise.
22645 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22646 virtual operands sanity check.
22647 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22649 (TARGET_MEM_REF): Remove TMR_TAG operand.
22650 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22651 Remove call-clobber related code.
22652 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22653 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22654 partitions or escape reason.
22655 (get_single_def_stmt, get_single_def_stmt_from_phi,
22656 get_single_def_stmt_with_phi): Remove.
22657 (dump_referenced_vars): Tidy.
22658 (get_ref_base_and_extent): Allow bare decls.
22659 (collect_dfa_stats): Adjust.
22660 * graphite.c (rename_variables_in_stmt): Adjust.
22661 (graphite_copy_stmts_from_block): Likewise.
22662 (translate_clast): Likewise.
22663 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22665 (translate_vuse_through_block): Use the oracle.
22666 (phi_translate_1): Adjust.
22667 (value_dies_in_block_x): Use the oracle. Cache the outcome
22669 (valid_in_sets): Check if the VUSE for
22670 a REFERENCE is available.
22671 (eliminate): Do not remove stmts during elimination,
22672 instead queue and remove them afterwards.
22673 (do_pre): Do not rebuild alias info.
22674 (pass_pre): Run TODO_rebuild_alias before PRE.
22675 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22676 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22677 (mark_all_v_defs_stmt): Remove.
22678 (mark_all_v_defs_seq): Adjust.
22679 (sra_replace): Likewise.
22680 (scalarize_use): Likewise.
22681 (scalarize_copy): Likewise.
22682 (scalarize_init): Likewise.
22683 (scalarize_ldst): Likewise.
22684 (todoflags): Remove.
22685 (tree_sra): Do not rebuild alias info.
22686 (tree_sra_early): Adjust.
22687 (pass_sra): Run TODO_update_address_taken before SRA.
22688 * tree-predcom.c (set_alias_info): Remove.
22689 (prepare_initializers_chain): Do not call it.
22690 (mark_virtual_ops_for_renaming): Adjust.
22691 (mark_virtual_ops_for_renaming_list): Remove.
22692 (initialize_root_vars): Adjust.
22693 (initialize_root_vars_lm): Likewise.
22694 (prepare_initializers_chain): Likewise.
22695 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22696 (may_propagate_copy_into_stmt): Likewise.
22697 (merge_alias_info): Do nothing for now.
22698 (propagate_tree_value_into_stmt): Adjust.
22699 (stmt_may_generate_copy): Likewise.
22700 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22701 not mark symbols for renaming.
22702 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
22703 with the same statement, make sure to update the new pointed-to one.
22704 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
22705 call statements, do not mark symbols for renaming.
22706 (mark_operand_necessary): Dump something.
22707 (ref_may_be_aliased): New function.
22708 (mark_aliased_reaching_defs_necessary_1): New helper function.
22709 (mark_aliased_reaching_defs_necessary): Likewise.
22710 (mark_all_reaching_defs_necessary_1): Likewise.
22711 (mark_all_reaching_defs_necessary): Likewise.
22712 (propagate_necessity): Do not process virtual PHIs. For
22713 non-aliased loads mark all reaching definitions as necessary.
22714 For aliased loads and stores mark the immediate dominating
22715 aliased clobbers as necessary.
22716 (visited): New global static.
22717 (perform_tree_ssa_dce): Free visited bitmap after propagating
22719 (remove_dead_phis): Perform simple dead virtual PHI removal.
22720 (remove_dead_stmt): Properly unlink virtual operands when
22722 (eliminate_unnecessary_stmts): Schedule PHI removal after
22724 * tree-ssa-ter.c (is_replaceable_p): Adjust.
22725 (process_replaceable): Likewise.
22726 (find_replaceable_in_bb): Likewise.
22727 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
22728 based on the single gimple vop.
22729 (verify_flow_insensitive_alias_info): Remove.
22730 (verify_flow_sensitive_alias_info): Likewise.
22731 (verify_call_clobbering): Likewise.
22732 (verify_memory_partitions): Likewise.
22733 (verify_alias_info): Likewise.
22734 (verify_ssa): Adjust..
22735 (execute_update_addresses_taken): Export. Update SSA
22736 manually. Optimize only when optimizing. Use a local bitmap.
22737 (pass_update_address_taken): Remove TODO_update_ssa, add
22739 (pass_update_address_taken): Just use TODO_update_address_taken.
22740 (init_tree_ssa): Do not initialize addressable_vars.
22741 (verify_ssa): Verify new VUSE / VDEF properties.
22742 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
22743 Do not call verify_alias_info.
22744 (delete_tree_ssa): Clear the VUSE, VDEF operands.
22745 Do not free the loaded and stored syms bitmaps. Reset the escaped
22746 and callused solutions. Do not free addressable_vars.
22747 Remove memory-tag related code.
22748 (warn_uninitialized_var): Aliases are always available.
22749 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
22750 * lambda-code.c (can_put_in_inner_loop): Adjust.
22751 (can_put_after_inner_loop): Likewise.
22752 (perfect_nestify): Likewise.
22753 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
22754 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
22755 (vectorizable_conversion): Do not mark symbols for renaming.
22756 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
22757 (expand_call_inline): Unlink the calls virtual operands before
22759 (tree_function_versioning): Do not call update_ssa if we are not
22760 updating clones. Simplify.
22761 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
22762 (propagate_with_phi): Likewise..
22763 * tree-outof-ssa.c (create_temp): Remove memory tag and call
22764 clobber code. Assert we are not aliased or global.
22765 * tree-flow.h: Include tree-ssa-alias.h
22766 (enum escape_type): Remove.
22767 (struct mem_sym_stats_d): Likewise.
22768 (struct mem_ref_stats_d): Likewise.
22769 (struct gimple_df): Add vop member. Remove global_var,
22770 call_clobbered_vars, call_used_vars, addressable_vars,
22771 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
22772 escaped and callused members.
22773 (struct ptr_info_def): Remove all members, add points-to solution
22775 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
22776 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
22777 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
22778 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
22779 (tree-ssa-alias.o): Likewise.
22780 (toplev.o): Add tree-ssa-alias.h
22781 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
22782 * gimple.c (gimple_set_bb): Fix off-by-one error.
22783 (is_gimple_reg): Do not handle memory tags.
22784 (gimple_copy): Also copy virtual operands.
22785 Delay updating the statement. Do not reset loaded and stored syms.
22786 (gimple_set_stored_syms): Remove.
22787 (gimple_set_loaded_syms): Likewise.
22788 (gimple_call_copy_skip_args): Copy the virtual operands
22789 and mark the new statement modified.
22790 * tree-ssa-structalias.c (may_alias_p): Remove.
22791 (set_uids_in_ptset): Take the alias set to prune with as
22792 parameter. Fold in the alias test of may_alias_p.
22793 (compute_points_to_sets): Compute whether a ptr is dereferenced
22794 in a local sbitmap.
22795 (process_constraint): Deal with &ANYTHING on the lhs, reject all
22796 other ADDRESSOF constraints on the lhs.
22797 (get_constraint_for_component_ref): Assert that we don't get
22798 ADDRESSOF constraints from the base of the reference.
22799 Properly generate UNKNOWN_OFFSET for DEREF if needed.
22800 (struct variable_info): Remove collapsed_to member.
22801 (get_varinfo_fc): Remove.
22802 (new_var_info): Do not set collapsed_to.
22803 (dump_constraint): Do not follow cycles.
22804 (dump_constraint_graph): Likewise.
22805 (build_pred_graph): Likewise.
22806 (build_succ_graph): Likewise.
22807 (rewrite_constraints): Likewise.
22808 (do_simple_structure_copy): Remove.
22809 (do_rhs_deref_structure_copy): Remove.
22810 (do_lhs_deref_structure_copy): Remove.
22811 (collapse_rest_of_var): Remove.
22812 (do_structure_copy): Re-implement.
22813 (pta_stats): New global variable.
22814 (dump_pta_stats): New function.
22815 (struct constraint_expr): Make offset signed.
22816 (UNKNOWN_OFFSET): Define special value.
22817 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
22818 (solution_set_expand): New helper function split out from ...
22819 (do_sd_constraint): ... here.
22820 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22821 (do_ds_constraint): Likewise.
22822 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22823 and CALLUSED = *CALLUSED.
22824 (set_union_with_increment): Make inc argument signed.
22825 (type_safe): Remove.
22826 (get_constraint_for_ptr_offset): Handle unknown and negative
22828 (first_vi_for_offset): Handle offsets before start. Bail
22829 out early for offsets beyond the variable extent.
22830 (first_or_preceding_vi_for_offset): New function.
22831 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22832 Together with ESCAPED = *ESCAPED this properly computes reachability.
22833 (find_what_var_points_to): New function.
22834 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22835 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22836 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22837 pt_solutions_intersect): New functions.
22838 (compute_call_used_vars): Remove.
22839 (compute_may_aliases): New main entry into PTA computation.
22840 * gimple.h (gimple_p): New typedef.
22841 (struct gimple_statement_base): Remove references_memory_p.
22842 (struct gimple_statement_with_memory_ops_base): Remove
22843 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22845 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22846 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22847 gimple_set_references_memory): Remove.
22848 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22849 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22851 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22852 (verify_expr): Allow RESULT_DECL.
22853 (gimple_duplicate_bb): Do not copy virtual operands.
22854 (gimple_duplicate_sese_region): Adjust.
22855 (gimple_duplicate_sese_tail): Likewise.
22856 (mark_virtual_ops_in_region): Remove.
22857 (move_sese_region_to_fn): Do not call it.
22858 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22859 and pass_simple_dse.
22860 (execute_function_todo): Handle TODO_update_address_taken,
22861 call execute_update_addresses_taken for TODO_rebuild_alias.
22862 (execute_todo): Adjust.
22863 (execute_one_pass): Init dump files early.
22864 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22866 (create_general_new_stmt): Clear vops.
22867 * tree-ssa-reassoc.c (get_rank): Adjust.
22868 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22869 symbols for renaming.
22870 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22871 (PARAM_AVG_ALIASED_VOPS): Likewise.
22872 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22873 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22874 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22875 (operand_build_cmp, copy_virtual_operands,
22876 create_ssa_artificial_load_stmt, add_to_addressable_set,
22877 gimple_add_to_addresses_taken): Remove public functions.
22878 (unlink_stmt_vdef): New function.
22880 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22882 * config.gcc (powerpc-*-linux*): Merge variants.
22884 2009-04-02 Chao-ying Fu <fu@mips.com>
22885 James Grosbach <james.grosbach@microchip.com>
22887 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22888 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22890 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22891 keep_interrupts_masked_p, use_debug_exception_return_p.
22892 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22893 keep_interrupts_masked, use_debug_exception_return.
22894 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22895 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22897 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22898 (mips_print_operand): Process COP0 registers to print $0 .. $31
22899 correctly for GAS to process.
22900 (mips_interrupt_extra_call_saved_reg_p): New function.
22901 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22903 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22904 (mips_compute_frame_info): Add supports for interrupt context that
22905 includes doubleword accumulators and COP0 registers.
22906 (mips_for_each_saved_acc): New function.
22907 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22908 mips_for_each_saved_reg.
22909 (mips_save_reg): Save accumulators.
22910 (mips_kernel_reg_p): A new for_each_rtx callback.
22911 (mips_expand_prologue): Support interrupt handlers.
22912 (mips_restore_reg): Restore accumulators.
22913 (mips_expand_epilogue): Support interrupt handlers.
22914 (mips_can_use_return_insn): Return false for interrupt handlers.
22915 (mips_epilogue_uses): New function.
22916 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22917 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22918 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22919 cop0_move): New instructions.
22920 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22921 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22923 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22925 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22926 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22927 interrupt handlers, we use K0 as the temporary register.
22928 (EPILOGUE_USES): Change to a function call.
22929 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22930 handlers, we use K0 as the temporary register.
22932 * doc/extend.texi (Function Attributes): Document interrupt,
22933 use_shadow_register_set, keep_interrupts_masked,
22934 use_debug_exception_return for MIPS attributes.
22936 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22938 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22939 Remove a number of t-files from tmake_file.
22940 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22941 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22942 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22943 target_prototype, not TARGET_PROTOTYPE.
22944 (LINK_OS_GNU_SPEC): Define.
22945 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22946 and darwin-ldoubdle.c.
22948 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22951 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22952 (cpp_options): Ditto.
22953 (default_compilers): Ditto.
22954 (display_help): Ditto.
22955 (process_command): Ditto.
22956 (do_spec_1): Ditto.
22957 (set_input): Use lbasename instead of duplicate code.
22958 (save_temps_prefix): New static for -save-temps=obj.
22959 (save_temps_length): Ditto.
22961 * doc/invoke.texi (-save-temps=obj): Document new variant to
22962 -save-temps switch.
22964 2009-04-02 Jeff Law <law@redhat.com>
22966 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
22969 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22971 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
22972 * configure: Regenerated.
22974 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22976 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
22977 share the argument list.
22979 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22983 2009-02-12 Diego Novillo <dnovillo@google.com>
22985 * varpool.c (debug_varpool): New.
22986 * cgraph.h (debug_varpool): Declare.
22988 2009-04-02 Jan Hubicka <jh@suse.cz>
22990 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
22993 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22995 * config/i386/i386.c (ix86_abi): Move initialization to ...
22996 (override_options): Here.
22998 2009-04-02 Christian Bruel <christian.bruel@st.com>
23000 * config/sh/sh.c (sh_dwarf_register_span): New function.
23001 (TARGET_DWARF_REGISTER_SPAN): Define.
23002 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23004 2009-04-02 Ira Rosen <irar@il.ibm.com>
23006 PR tree-optimization/39595
23007 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23008 interleaved loads group is not greater than the SLP group size.
23010 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23012 * builtins.c (is_builtin_name): New.
23013 (called_as_built_in): Use is_builtin_name.
23014 * tree.h (is_builtin_name): New.
23015 * varasm.c (incorporeal_function_p): Use is_builtin_name
23017 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23019 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23021 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23024 * c-decl.c (clone_underlying_type): Move this ...
23025 * c-common.c (set_underlying_type): ... here.
23026 Also, make sure the function properly sets TYPE_STUB_DECL() on
23027 the newly created typedef variant type.
23028 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23029 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23032 2009-04-02 Richard Guenther <rguenther@suse.de>
23034 PR tree-optimization/37221
23035 * tree-flow.h (degenerate_phi_result): Declare.
23036 * tree-ssa-dom.c (degenerate_phi_result): Export.
23037 * tree-scalar-evolution.c (analyze_initial_condition): If
23038 the initial condition is defined by a degenerate PHI node
23039 use the degenerate value.
23041 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23043 PR rtl-optimization/39588
23044 * combine.c (merge_outer_ops): Do not set the constant when this
23046 (simplify_shift_const_1): Do not modify it either in this case.
23048 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23050 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23051 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23053 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23056 * c-lex.c (interpret_float): Default (no suffix) is double.
23058 2009-04-1 Xinliang David Li <davidxl@google.com>
23060 * config/i386/i386.c (legitimate_constant_p): Recognize
23061 all one vector constant.
23063 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23065 * config/vax/vax.c: Add #includes to silence warnings.
23066 Change #include order to silence two warnings.
23068 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23070 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23071 (ASM_SPEC): Pass -k to the assembler for PIC code.
23073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23075 * config.gcc: Add vax-*-linux* to the switch.
23076 * config/vax/linux.h: New file. (TARGET_VERSION,
23077 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23079 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23081 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23082 Use predicate macros instead of GET_CODE() == foo.
23083 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23084 ashlsi3, rotrsi3, <unnamed>): Likewise.
23086 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23088 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23089 jbbccihi, jbbccisi): Remova trailing whitespace.
23090 * config/vax/constraints.md: Likewise.
23091 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23092 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23093 * config/vax/predicates.md: Likewise.
23094 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23095 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23096 * config/vax/vax.h: Likewise.
23097 * config/vax/vax.md (nonlocal_goto): Likewise.
23099 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23101 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23102 (indirectable_address_p, adjacent_operands_p): Add spaces around
23104 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23106 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23108 * config/vax/vax.c (legitimate_constant_address_p,
23109 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23110 index_term_p, reg_plus_index_p, legitimate_address_p,
23111 vax_mode_dependent_address_p): Update comments to match functions
23112 modified by the recent int->bool conversion.
23114 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23116 * config/vax/builtins.md: Update copyright message.
23117 * config/vax/constraints.md: Likewise.
23118 * config/vax/netbsd-elf.h: Likewise.
23119 * config/vax/predicates.md: Likewise.
23120 * config/vax/vax-protos.h: Likewise.
23121 * config/vax/vax.c: Likewise.
23122 * config/vax/vax.h: Likewise.
23123 * config/vax/vax.md: Likewise.
23124 * config/vax/vax.opt: Likewise.
23126 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23128 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23129 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23130 * config/vax/constraints.md (B, R): Likewise.
23131 * config/vax/predicates.md (external_memory_operand,
23132 nonimmediate_addsub_di_operand): Likewise.
23133 * config/vax/vax.c (vax_output_int_add): Likewise.
23134 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23135 untyped_call): Likewise.
23137 2009-04-01 Matt Thomas <matt@3am-software.com>
23139 * config/vax/predicates.md: New file.
23140 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23141 external_const_operand, nonsymbolic_operand, external_memory_operand,
23142 indirect_memory_operand, indexed_memory_operand,
23143 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23144 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23146 * config/vax/constraints.md: New file.
23147 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23149 * config/vax/builtins.md: New file.
23150 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23151 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23153 * config/vax/vax.opt (mqmath): Add option.
23154 * config/vax/vax.md (isfx): Extend with DI.
23155 (VAXintQH, VAXintQHSD): Define.
23156 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23157 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23158 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23159 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23160 (movdi): Update constraints and use vax_output_int_move().
23161 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23162 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23163 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23164 nonlocal_goto): New.
23165 (mov<mode>): Extend accepted operand types.
23166 (subdi3_old): Rename from subdi3, change update constraints and use
23167 a new implementation.
23168 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23169 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23170 MOVE_RATIO, CLEAR_RATIO): Define.
23171 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23172 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23173 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23174 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23175 (split_quadword_operands): Make static and really allow variable
23177 (print_operand_address): Update for PIC generation.
23178 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23179 indexable_address_p, fixup_mathdi_operand,
23180 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23181 (vax_float_literal, legitimate_constant_p,
23182 indirectable_constant_address_p, index_term_p,
23183 reg_plus_index_p): Return bool instead of int.
23184 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23186 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23188 (vax_output_conditional_branch): Indent.
23189 (legitimate_constant_address_p, indirectable_constant_address_p,
23190 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23191 vax_mode_dependent_address_p): Return bool instead of int, update for
23193 * config/vax/vax-protos.h (legitimate_constant_address_p,
23194 legitimate_constant_p, legitimate_address_p,
23195 vax_mode_dependent_address_p): Change declaration to bool.
23196 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23197 vax_expand_addsub_di_operands, vax_output_int_subtract,
23198 vax_output_movmemsi): Declare.
23199 (split_quadword_operands, vax_float_literal): Delete declaration.
23200 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23201 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23202 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23203 ASM_OUTPUT_DWARF_PCREL): Define.
23204 (ASM_SPEC): Change definition to allow PIC generation.
23206 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23208 * doc/sourcebuild.texi: Update front-end requirements.
23210 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23213 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23214 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23215 (booldi3_internal3): Use boolean_or_operator instead of
23218 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23221 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23222 declarator whose size is not an integer constant expression but
23223 folds to an integer constant, then treat it as a constant
23226 2009-04-01 Richard Guenther <rguenther@suse.de>
23228 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23229 i * 4 + 2 to (i * 2 + 1) * 2.
23231 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23234 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23235 return if c_parser_asm_string_literal returned NULL.
23237 2009-04-01 Nick Clifton <nickc@redhat.com>
23239 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23241 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23242 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23243 other typedefs to avoid conflicts with libgcc2.c. Define labels
23244 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23246 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23247 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23250 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23252 * varasm.c (default_function_rodata_section): Declare DOT as
23255 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23256 Andrey Galkin <agalkin@hypercom.com>
23259 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23260 Make object_name unique for each process.
23262 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23265 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23266 addressable variables in the parallel that could go out of scope while
23267 running queued tasks.
23269 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23271 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23272 (CASE_VALUES_THRESHOLD): Redefine.
23273 * config/avr/avr.c (avr_override_options): Remove initialization of
23274 avr_case_values_threshold variable.
23275 (avr_case_values_threshold): Remove variable. Add new function.
23276 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23277 * config/avr/avr.opt (mno-tablejump): Remove option.
23278 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23280 2009-04-01 DJ Delorie <dj@redhat.com>
23282 * varasm.c (default_function_rodata_section): Don't assume
23283 anything about where the first '.' in the section name is.
23285 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23287 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23288 rs6000_emit_stack_tie.
23290 2009-03-31 Ian Lance Taylor <iant@google.com>
23292 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23293 gimple_code with GIMPLE_RESX, not RESX.
23295 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23297 * c-common.c (c_get_ident): New.
23298 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23300 2009-04-01 Ben Elliston <bje@au.ibm.com>
23302 * config/rs6000/sysv4.opt (msdata): Improve option description.
23304 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23306 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23307 (divdf3_internal_lat): Remove.
23308 (divxf3_internal_lat): Remove.
23309 (divxf3_internal_thr): Remove.
23310 (divxf): Use divxf3_internal.
23311 * config/ia64/div.md (divsf3_internal_lat): New.
23312 (divdf3_internal_lat): New.
23313 (divxf3_internal): New.
23315 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23318 * Makefile.in (USE_GCC_STDINT): Define.
23319 (stmp-int-hdrs): Install stdint.h if applicable.
23320 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23322 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23323 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23324 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23325 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23326 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23327 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23328 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23329 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23330 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23331 (c_common_nodes_and_builtins): Initialize
23332 underlying_wchar_type_node. Do not initialize
23333 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23334 nodes for new types.
23335 (c_stddef_cpp_builtins): Define macros for new types.
23336 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23338 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23339 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23340 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23341 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23342 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23343 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23344 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23345 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23346 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23347 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23348 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23349 int16_type_node, int32_type_node, int64_type_node,
23350 uint8_type_node, uint16_type_node, c_uint32_type_node,
23351 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23352 int_least32_type_node, int_least64_type_node,
23353 uint_least8_type_node, uint_least16_type_node,
23354 uint_least32_type_node, uint_least64_type_node,
23355 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23356 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23357 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23358 uintptr_type_node): Define.
23359 * c-cppbuiltin.c (builtin_define_constants,
23360 builtin_define_type_minmax): New.
23361 (builtin_define_stdint_macros): Define more macros.
23362 (c_cpp_builtins): Define more limit macros.
23363 (type_suffix): New.
23364 (builtin_define_type_max): Define in terms of
23365 builtin_define_type_minmax. Remove is_long parameter. All
23367 * config.gcc (use_gcc_stdint): Define.
23368 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23369 Add newlib-stdint.h for generic targets.
23370 * config/glibc-stdint.h, config/newlib-stdint.h,
23371 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23372 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23373 * config/score/score.h (UINTPTR_TYPE): Define.
23374 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23375 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23376 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23377 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23378 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23379 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23380 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23381 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23382 * config/spu/spu.h (STDINT_LONG32): Define.
23383 * configure.ac (use_gcc_stdint): Substitute.
23384 * configure: Regenerate.
23385 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23386 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23387 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23388 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23389 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23390 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23391 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23392 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23393 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23394 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23395 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23396 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23397 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23398 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23399 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23400 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23401 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23402 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23403 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23404 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23405 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23406 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23407 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23408 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23409 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23410 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23411 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23412 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23413 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23415 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23417 * loop-iv.c (suitable_set_for_replacement): Renamed from
23418 simplify_using_assignment; changed to return bool and to accept new
23419 args DEST and SRC. Return true iff we find a source/destination pair
23420 that can be used to make a replacement, and fill SRC and DEST if so.
23421 Remove arg ALTERED. Don't deal with altered regs here. All callers
23423 (simplify_using_initial_values): Deal with altered regs here and track
23424 more precisely the effect they have on the validity of our expression.
23426 * loop-iv.c (simplify_using_condition): A condition of the form
23427 (EQ REG CONST) can be used to simply make a substitution.
23428 (simplify_using_initial_values): Keep track of conditions we have seen
23429 and keep using them to simplify new expressions, while applying the
23430 same substitutions to them as to the expression.
23432 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23433 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23436 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23437 changed. Use this when trying to improve the upper bound.
23438 Generate the comparison by using simplify_gen_relational.
23440 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23442 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23444 (simplify_using_assignment, simplify_using_initial_values): Call
23445 replace_in_expr to make replacements. Call replace_single_def_regs
23446 once on the initial version of the expression.
23448 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23451 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23453 2009-03-31 Richard Guenther <rguenther@suse.de>
23455 PR middle-end/31029
23456 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23457 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23459 2009-03-31 Richard Guenther <rguenther@suse.de>
23461 * tree.h (div_if_zero_remainder): Declare.
23462 * fold-const.c (div_if_zero_remainder): Export.
23463 * tree-ssa-forwprop.c
23464 (forward_propagate_addr_into_variable_array_index): Handle
23465 constant array index addition outside of the variable index.
23467 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23470 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23471 define_splits, floatunssi<mode>2): Require x87 conversions from
23472 DImode to be permitted.
23474 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23476 PR preprocessor/15638
23477 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23479 2009-03-31 Richard Guenther <rguenther@suse.de>
23481 PR middle-end/23401
23482 PR middle-end/27810
23483 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23484 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23485 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23486 a separate statement.
23487 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23488 (lookup_tmp_var): Likewise.
23489 (is_gimple_formal_tmp_or_call_rhs): Remove.
23490 (is_gimple_reg_or_call_rhs): Rename to ...
23491 (is_gimple_reg_rhs_or_call): ... this.
23492 (is_gimple_mem_or_call_rhs): Rename to ...
23493 (is_gimple_mem_rhs_or_call): ... this.
23494 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23495 DECL_GIMPLE_REG_P only if is_formal is true.
23496 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23497 for non-proper post-modify expression gimplification.
23498 (gimplify_self_mod_expr): For post-modify expressions gimplify
23499 the lvalue to a minimal lvalue.
23500 (rhs_predicate_for): Remove formal temp case.
23501 (gimplify_modify_expr_rhs): Likewise.
23502 (gimplify_addr_expr): Use is_gimple_reg.
23503 (gimplify_expr): Remove formal temp cases.
23504 (gimple_regimplify_operands): Likewise.
23505 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23506 and FILTER_EXPR like constants.
23507 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23509 (is_gimple_formal_tmp_rhs): Remove.
23510 (is_gimple_reg_rhs): Remove special casing.
23511 (is_gimple_mem_rhs): Fix.
23512 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23513 (is_gimple_formal_tmp_var): Remove.
23514 (is_gimple_formal_tmp_reg): Likewise.
23515 (is_gimple_min_lval): Allow invariant component ref parts.
23516 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23517 is_gimple_formal_tmp_reg): Remove declarations.
23518 * tree-cfg.c (verify_expr): Verify that variables with address
23519 taken do not have DECL_GIMPLE_REG_P set.
23520 * tree-mudflap.c (mf_build_check_statement_for): Use
23521 force_gimple_operand instead of gimplify_expr.
23523 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23525 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23526 schedulable rows to compute_split_row.
23528 2009-03-31 Ben Elliston <bje@au.ibm.com>
23531 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23534 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23536 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23537 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23538 * configure: Regenerate.
23539 * config.in: Regenerate.
23540 * config/rs6000/rs6000.opt (mtls-markers): Add.
23541 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23542 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23543 (tls_ld_aix, tls_ld_sysv): Likewise.
23544 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23545 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23547 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23549 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23551 2009-03-30 Jan Hubicka <jh@suse.cz>
23553 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23555 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23556 detection and label handling.
23558 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23560 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23561 left_conflicts_size.
23562 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23563 ALLOCNO_LEFT_CONFLICTS_SIZE.
23565 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23566 remove_allocno_from_bucket_and_push,
23567 allocno_spill_priority_compare, push_allocnos_to_stack,
23568 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23569 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23570 (setup_allocno_left_conflicts_num): Ditto. Rename to
23571 setup_allocno_left_conflicts_size.
23572 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23573 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23574 setup_allocno_left_conflicts_size instead of
23575 setup_allocno_left_conflicts_num.
23577 * ira-build.c (ira_create_allocno): Use
23578 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23579 ALLOCNO_LEFT_CONFLICTS_NUM.
23581 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23583 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23584 instead of DF_LR_OUT.
23586 * ira-lives.c (process_bb_node_lives): Ditto.
23588 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23589 instead of DF_LR_{OUT,IN}.
23591 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23593 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23595 2009-03-30 Jan Hubicka <jh@suse.cz>
23597 * except.c (label_to_region_map): Fix thinko.
23599 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23601 PR middle-end/38237
23602 * tree.h (tree_find_value): New declaration.
23603 * tree.c (tree_find_value): New function.
23604 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23606 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23609 * c-decl.c (struct c_binding): Add locus field.
23610 (bind): Add locus argument, set locus field from it.
23611 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23612 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23613 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23614 implicitly_declare, undeclared_variable, lookup_label,
23615 declare_label, c_make_fname_decl, c_builtin_function,
23616 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23619 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23622 * config/i386/i386.c (classify_argument): Check total size of
23625 2009-03-30 Martin Jambor <mjambor@suse.cz>
23627 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23628 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23629 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23632 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23633 seen_variable_array_ref while also traversing a union.
23635 * tree-inline.c (optimize_inline_calls): Do not call
23636 cgraph_node_remove_callees.
23637 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23638 (pass_remove_cgraph_callee_edges): New variable.
23639 * passes.c (init_optimization_passes): Add
23640 pass_remove_cgraph_callee_edges after early inlining and before all
23641 late intraprocedural passes.
23643 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23645 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23647 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23648 Fix typos in names.
23650 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23652 * combine.c (simplify_comparison): Use have_insn_for.
23653 * dojump.c (do_jump): Likewise.
23655 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23657 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23658 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23659 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23660 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23661 instead of sparc_compare_emitted.
23662 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23663 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23664 instead of sparc_compare_emitted.
23666 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23668 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23669 enter/exit cfglayout mode.
23670 (pass_partition_block): Require it.
23671 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23672 (combine_instructions): Track basic blocks instead of labels.
23673 (update_cfg_for_uncondjump): New.
23674 (try_combine): Use it. Update jumps after rescanning.
23675 (pass_combine): Require PROP_cfglayout.
23676 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23678 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23680 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23681 Provide/destroy PROP_cfglayout respectively.
23682 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23683 * tree-pass.h (PROP_cfglayout): New.
23685 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23687 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23688 fold_convert_const_fixed_from_fixed,
23689 fold_convert_const_fixed_from_int,
23690 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23691 set TREE_CONSTANT_OVERFLOW.
23692 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23693 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23695 2009-03-30 Ira Rosen <irar@il.ibm.com>
23697 * tree-vect-loop-manip.c: New file.
23698 * tree-vectorizer.c: Update documentation and included files.
23699 (vect_loop_location): Make extern.
23700 (rename_use_op): Move to tree-vect-loop-manip.c
23701 (rename_variables_in_bb, rename_variables_in_loop,
23702 slpeel_update_phis_for_duplicate_loop,
23703 slpeel_update_phi_nodes_for_guard1,
23704 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
23705 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
23706 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
23707 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
23708 find_loop_location): Likewise.
23709 (new_stmt_vec_info): Move to tree-vect-stmts.c.
23710 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
23711 get_vectype_for_scalar_type, vect_is_simple_use,
23712 supportable_widening_operation, supportable_narrowing_operation):
23714 (bb_in_loop_p): Move to tree-vect-loop.c.
23715 (new_loop_vec_info, destroy_loop_vec_info,
23716 reduction_code_for_scalar_code, report_vect_op,
23717 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
23718 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
23719 (vect_supportable_dr_alignment): Likewise.
23720 * tree-vectorizer.h (tree-data-ref.h): Include.
23721 (vect_loop_location): Declare.
23722 Reorganize function declarations according to the new file structure.
23723 * tree-vect-loop.c: New file.
23724 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
23725 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
23726 * tree-vect-data-refs.c: New file.
23727 * tree-vect-patterns.c (timevar.h): Don't include.
23728 * tree-vect-stmts.c: New file.
23729 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
23730 tree-vect-slp.c, tree-vect-loop.c.
23731 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
23732 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
23733 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
23734 (tree-vect-analyze.o): Remove.
23735 (tree-vect-transform.o): Likewise.
23736 (tree-vect-data-refs.o): Add rule.
23737 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
23738 tree-vect-slp.o): Likewise.
23739 (tree-vect-patterns.o): Remove redundant dependencies.
23740 (tree-vectorizer.o): Likewise.
23741 * tree-vect-slp.c: New file.
23743 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23745 * optc-gen.awk: Warn if an option flag has multiple different
23748 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
23750 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
23751 -floop-block): Document dependences on PPL, CLooG and Graphite.
23753 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23755 PR rtl-optimization/323
23756 * c-common.c (c_fully_fold, convert_and_check,
23757 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
23758 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
23759 * c-common.def (EXCESS_PRECISION_EXPR): New.
23760 * c-cppbuiltin.c (builtin_define_float_constants): Define
23761 constants with enough digits for long double.
23762 * c-lex.c (interpret_float): Interpret constant with excess
23763 precision where appropriate.
23764 * c-opts.c (c_common_post_options): Set
23765 flag_excess_precision_cmdline. Give an error for
23766 -fexcess-precision=standard for C++ for processors where the
23767 option is significant.
23768 * c-parser.c (c_parser_conditional_expression): Handle excess
23769 precision in condition.
23770 * c-typeck.c (convert_arguments): Handle arguments with excess
23772 (build_unary_op): Move excess precision outside operation.
23773 (build_conditional_expr): Likewise.
23774 (build_compound_expr): Likewise.
23775 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
23776 (build_modify_expr): Handle excess precision in RHS.
23777 (convert_for_assignment): Handle excess precision in converted
23779 (digest_init, output_init_element, process_init_element): Handle
23780 excess precision in initializer.
23781 (c_finish_return): Handle excess precision in return value.
23782 (build_binary_op): Handle excess precision in operands and add
23783 excess precision as needed for operation.
23784 * common.opt (-fexcess-precision=): New option.
23785 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
23786 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
23787 For standard excess precision, output explicit conversion to and
23788 truncation from XFmode.
23789 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
23790 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
23791 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
23792 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
23793 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
23794 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
23795 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
23796 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
23797 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
23798 define_splits, sqrt<mode>2): Disable where appropriate for
23799 standard excess precision.
23800 * convert.c (convert_to_real): Do not shorten arithmetic to type
23801 for which excess precision would be used.
23802 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
23803 * doc/invoke.texi (-fexcess-precision=): Document option.
23804 (-mfpmath=): Correct index entry.
23805 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
23806 flag_excess_precision): New.
23807 * langhooks.c (lhd_post_options): Set
23808 flag_excess_precision_cmdline.
23809 * opts.c (common_handle_option): Handle -fexcess-precision=.
23810 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
23811 init_excess_precision): New.
23812 (lang_dependent_init_target): Call init_excess_precision.
23813 * tree.c (excess_precision_type): New.
23814 * tree.h (excess_precision_type): Declare.
23816 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23819 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23820 non-lvalue to component.
23822 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23824 PR preprocessor/34695
23825 * Makefile.in (c-opts.o): Depend on c-tree.h.
23826 * c-common.c: Move down include of diagnostic.h.
23827 (done_lexing, c_cpp_error): New.
23828 * c-common.h (done_lexing): Declare.
23829 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23831 * c-opts.c: Include c-tree.h.
23832 (c_common_init_options): Set preprocessor error callback.
23833 (c_common_handle_option): Do not set preprocessor
23834 inhibit_warnings, warnings_are_errors, warn_system_headers,
23835 pedantic_errors or inhibit_warnings flags.
23836 (c_common_post_options): Do not check cpp_errors (parse_in).
23837 (c_common_finish): Do not output dependencies if there were
23838 errors. Do not check return value of cpp_finish.
23839 * c-ppoutput.c (pp_file_change): Set input_location.
23840 * c-tree.h (c_cpp_error): Declare.
23841 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23843 (diagnostic_build_prefix): Check override_column.
23844 * diagnostic.h (diagnostic_info): Add override_column field.
23845 (diagnostic_override_column): Define.
23847 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23849 * c-common.c (c_expand_expr, c_staticp): Remove.
23850 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23851 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23852 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23853 * c-gimplify.c (gimplify_compound_literal_expr,
23854 optimize_compound_literals_in_ctor): Remove.
23855 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23856 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23857 * c-semantics.c (emit_local_var): Remove.
23859 * langhooks-def.h (lhd_expand_expr): Remove.
23860 * langhooks.c (lhd_expand_expr): Remove.
23861 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23863 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23864 handling from c-semantics.c; don't call into langhook.
23865 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23866 * gimplify.c (gimplify_compound_literal_expr,
23867 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23868 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23869 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23870 as was done in c-gimplify.c.
23871 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23872 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23873 Move from c-common.h.
23874 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23876 * tree.c (staticp): Do not call langhook.
23877 * langhooks.c (lhd_staticp): Delete.
23878 * langhooks-def.h (lhd_staticp): Delete prototype.
23879 (LANG_HOOKS_STATICP): Delete.
23880 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23882 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23883 instead of DECL_STMTs.
23885 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23893 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23895 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23896 contained expression.
23897 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23898 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23899 conditional expressions for C.
23900 (decl_constant_value_for_optimization): Move from
23901 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23902 whether optimizing and that the expression is a VAR_DECL not of
23903 array type instead of doing such checks in the caller. Do not
23904 check pedantic. Call gcc_unreachable for C++.
23905 * c-common.def (C_MAYBE_CONST_EXPR): New.
23906 * c-common.h (c_fully_fold, c_save_expr,
23907 decl_constant_value_for_optimization): New prototypes.
23908 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23909 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23910 EXPR_INT_CONST_OPERANDS): Define.
23911 * c-convert.c (convert): Strip nops from expression.
23912 * c-decl.c (groktypename): Take extra parameters expr and
23913 expr_const_operands. Update call to grokdeclarator.
23914 (start_decl): Update call to grokdeclarator. Add statement for
23915 expressions used in type of decl.
23916 (grokparm): Update call to grokdeclarator.
23917 (push_parm_decl): Update call to grokdeclarator.
23918 (build_compound_literal): Add parameter non_const and build a
23919 C_MAYBE_COSNT_EXPR if applicable.
23920 (grokdeclarator): Take extra parameters expr and
23921 expr_const_operands. Track expressions used in declaration
23922 specifiers and declarators. Fold array sizes and track whether
23923 they are constant expressions and whether they are integer
23924 constant expressions.
23925 (parser_xref_tag): Set expr and expr_const_operands fields in
23927 (grokfield): Update call to grokdeclarator.
23928 (start_function): Update call to grokdeclarator.
23929 (build_null_declspecs): Set expr and expr_const_operands fields in
23931 (declspecs_add_type): Handle expressions in typeof specifiers.
23932 * c-parser.c (c_parser_declspecs): Set expr and
23933 expr_const_operands fields for declaration specifiers.
23934 (c_parser_enum_specifier): Likewise.
23935 (c_parser_struct_or_union_specifier): Likewise.
23936 (c_parser_typeof_specifier): Likewise. Update call to
23937 groktypename. Fold expression as needed. Return expressions with
23938 type instead of adding statements.
23939 (c_parser_attributes): Update calls to c_parser_expr_list.
23940 (c_parser_statement_after_labels): Fold expression before passing
23941 to objc_build_throw_stmt.
23942 (c_parser_condition): Fold expression.
23943 (c_parser_asm_operands): Fold expression.
23944 (c_parser_conditional_expression): Use c_save_expr. Update call
23945 to build_conditional_expr.
23946 (c_parser_alignof_expression): Update call to groktypename.
23947 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23948 original_code. Fold expression argument of va_arg. Create
23949 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23950 argument to va_arg. Update calls to groktypename. Fold array
23951 index for offsetof. Verify that first argument to
23952 __builtin_choose_expr has integer type.
23953 (c_parser_postfix_expression_after_paren_type): Update calls to
23954 groktypename and build_compound_literal. Handle expressions with
23955 side effects in type name.
23956 (c_parser_postfix_expression_after_primary): Update call to
23957 c_parser_expr_list. Set original_code for calls to
23958 __builtin_constant_p.
23959 (c_parser_expr_list): Take extra parameter fold_p. Fold
23960 expressions if requested.
23961 (c_parser_objc_type_name): Update call to groktypename.
23962 (c_parser_objc_synchronized_statement): Fold expression.
23963 (c_parser_objc_receiver): Fold expression.
23964 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
23965 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
23966 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
23967 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
23968 (struct c_typespec): Add elements expr and expr_const_operands.
23969 (struct c_declspecs): Add elements expr and expr_const_operands.
23970 (groktypename, build_conditional_expr, build_compound_literal):
23972 (in_late_binary_op): Declare.
23973 * c-typeck.c (note_integer_operands): New function.
23974 (in_late_binary_op): New variable.
23975 (decl_constant_value_for_broken_optimization): Move to c-common.c
23976 and rename to decl_constant_value_for_optimization.
23977 (default_function_array_conversion): Do not strip nops.
23978 (default_conversion): Do not call
23979 decl_constant_value_for_broken_optimization.
23980 (build_array_ref): Do not fold result.
23981 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
23982 result when operand is a VLA.
23983 (c_expr_sizeof_type): Update call to groktypename. Handle
23984 expressions included in type name. Use C_MAYBE_CONST_EXPR for
23985 result when operand names a VLA type.
23986 (build_function_call): Update call to build_compound_literal.
23987 Only fold result for calls to __builtin_* functions. Strip
23988 NOP_EXPR from INTEGER_CST returned from such functions. Fold
23989 the function designator.
23990 (convert_arguments): Fold arguments. Update call to
23991 convert_for_assignment.
23992 (build_unary_op): Handle increment and decrement of
23993 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
23994 decrement earlier. Fold operand of increment and decrement.
23995 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
23996 built for integer operand. Wrap returns that are INTEGER_CSTs
23997 without being integer constant expressions or that have integer
23998 constant operands without being INTEGER_CSTs.
23999 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24000 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24001 result is an integer constant expression or can be used in
24002 unevaluated parts of one and avoid folding and wrap as
24003 appropriate. Fold operands before possibly doing -Wsign-compare
24005 (build_compound_expr): Wrap result for C99 if operands can be used
24006 in integer constant expressions.
24007 (build_c_cast): Update call to digest_init. Do not ignore
24008 overflow from casting floating-point constants to integers. Wrap
24009 results that could be confused with integer constant expressions,
24010 null pointer constants or floating-point constants.
24011 (c_cast_expr): Update call to groktypename. Handle expressions
24012 included in type name.
24013 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24014 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24015 Update calls to convert_for_assignment.
24016 (convert_for_assignment): Take new parameter
24017 null_pointer_constant. Do not strip nops or call
24018 decl_constant_value_for_broken_optimization. Set
24019 in_late_binary_op for conversions to boolean.
24020 (store_init_value): Update call to digest_init.
24021 (digest_init): Take new parameter null_pointer_constant. Do not
24022 call decl_constant_value_for_broken_optimization. pedwarn for
24023 initializers not constant expressions. Update calls to
24024 convert_for_assignment.
24025 (constructor_nonconst): New.
24026 (struct constructor_stack): Add nonconst element.
24027 (really_start_incremental_init, push_init_level, pop_init_level):
24028 Handle constructor_nonconst and nonconst element.
24029 (set_init_index): Call constant_expression_warning for array
24031 (output_init_element): Fold value. Set constructor_nonconst as
24032 applicable. pedwarn for initializers not constant expressions.
24033 Update call to digest_init. Call constant_expression_warning
24034 where constant initializers are required.
24035 (process_init_element): Use c_save_expr.
24036 (c_finish_goto_ptr): Fold expression.
24037 (c_finish_return): Fold return value. Update call to
24038 convert_for_assignment.
24039 (c_start_case): Fold switch expression.
24040 (c_process_expr_stmt): Fold expression.
24041 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24042 ensure statement expression is not evaluated in constant expression.
24043 (build_binary_op): Track whether results are integer constant
24044 expressions or may occur in such, disable folding and wrap results
24045 as applicable. Fold operands for -Wsign-compare warnings unless
24047 (c_objc_common_truthvalue_conversion): Handle results folded to
24048 integer constants that are not integer constant expressions.
24049 * doc/extend.texi: Document when typeof operands are evaluated,
24050 that condition of __builtin_choose_expr is an integer constant
24051 expression, and more about use of __builtin_constant_p in
24054 2009-03-29 Richard Guenther <rguenther@suse.de>
24056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24057 propagate addresses of array references.
24059 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24061 * regmove.c (perhaps_ends_bb_p): Remove.
24062 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24063 from INSN and check that the main loop stays within that basic block.
24064 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24065 (regmove_forward_pass): Split out from regmove_optimize. Use
24066 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24067 (regmove_backward_pass): Split out from regmove_optimize. Use
24068 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24069 (regmove_optimize): Simplify.
24071 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24074 * config/i386/i386.c (classify_argument): Ignore flexible array
24075 member in struct and warn ABI change.
24077 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24079 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24081 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24082 (ix86_adjust_cost): Updated.
24084 2009-03-29 Jan Hubicka <jh@suse.cz>
24086 PR middle-end/28850
24087 * tree-pass.h (pass_cleanup_eh): New function.
24088 (remove_unreachable_regions): Break code handling RTL
24089 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24090 that can not be reached by runtime.
24091 (can_be_reached_by_runtime): New function.
24092 (label_to_region_map): New function.
24093 (num_eh_regions): New function.
24094 (rtl_remove_unreachable_regions): New function.
24095 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24096 (remove_eh_region): New function.
24097 * except.h: Include sbitmap and vecprim.
24098 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24099 num_eh_regions): Declare.
24100 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24101 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24102 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24103 (tree_empty_eh_handler_p): New function.
24104 (cleanup_empty_eh): New function.
24105 (cleanup_eh): New function.
24106 (pass_cleanup_eh): New function.
24108 2009-03-29 Jan Hubicka <jh@suse.cz>
24110 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24111 for removed regions.
24113 2009-03-29 Jan Hubicka <jh@suse.cz>
24115 * except.c (dump_eh_tree): Dump all datastructures.
24117 2009-03-29 Jan Hubicka <jh@suse.cz>
24119 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24120 (duplicate_eh_regions_1): Likewise.
24121 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24122 vector; call EH verification.
24123 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24124 Be ready for region being removed.
24126 2009-03-29 Jan Hubicka <jh@suse.cz>
24128 * bitmap.c (bitmap_last_set_bit): New function.
24129 * bitmap.h (bitmap_last_set_bit): Declare.
24131 2009-03-29 David Ayers <ayers@fsfe.org>
24134 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24135 by calling objc_compare_types and surpress warnings about
24136 incompatible C pointers that are compatible ObjC pointers.
24138 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24140 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24141 call initialize_inline_failed.
24142 (initialize_inline_failed): Move it from here ...
24143 * cgraph.c (initialize_inline_failed): ... to here.
24144 (cgraph_create_edge): Call initialize_inline_failed rather than
24145 setting inline_failed directly.
24147 2009-03-29 Ben Elliston <bje@au.ibm.com>
24150 * sysv4.opt (msdata): Improve comment.
24151 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24152 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24154 2009-03-29 Ben Elliston <bje@au.ibm.com>
24157 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24158 load and store attributes.
24160 2009-03-29 Ben Elliston <bje@au.ibm.com>
24162 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24163 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24164 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24165 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24166 __builtin_infq and __builtin_huge_valq.
24168 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24170 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24172 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24173 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24175 2009-03-28 Xinliang David Li <davidxl@google.com>
24177 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24178 (do_dbg_cnt): New function.
24180 2009-03-28 Jan Hubicka <jh@suse.cz>
24182 Merge from pretty-ipa:
24184 2009-03-27 Jan Hubicka <jh@suse.cz>
24186 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24187 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24188 * passes.c (function_called_by_processed_nodes_p): New.
24189 * ipa-pure-const.c (check_call): Fix handling of operands.
24190 (analyze_function): Dump debug output for skipped bodies.
24191 (local_pure_const): Use function_called_by_processed_nodes_p.
24192 * dwarf2out.c (reference_to_unused): Use output.
24193 * passes.c (do_per_function_toporder): Likewise.
24195 2008-11-12 Jan Hubicka <jh@suse.cz>
24197 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24198 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24199 state_set_in_source enum
24200 (check_decl): Ignore memory tags; do not set fake looping flags;
24202 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24203 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24204 (check_call, analyze_function): Rewrite.
24206 (add_new_function): Update call of analyze_function.
24207 (generate_summary): Add call of analyze_function.
24208 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24209 (local_pure_const): New function.
24210 (pass_local_pure_const): New pass.
24211 * ipa-inline.c (inline_transform): Set after_inlining.
24212 * tree-eh.c (stmt_can_throw_external): New.
24213 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24214 work with aliasing built.
24215 * tree-flow.h (stmt_can_throw_external): New.
24216 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24217 and local pure/const pass in early and late optimization queue.
24219 2009-03-28 Martin Jambor <mjambor@suse.cz>
24221 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24223 (fold_binary): Allow function decl aligment consideration is the
24224 second argument is integer constant one.
24225 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24226 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24227 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24229 2009-03-28 Jan Hubicka <jh@suse.cz>
24231 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24232 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24233 * function.h (rtl_data): Add nothrow flag.
24234 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24235 set DECL_NOTHROW for AVAILABLE functions.
24237 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24239 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24240 following vector keyword has expansion starting with pixel or bool
24241 keyword, expand vector to __vector and pixel or bool to __pixel or
24245 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24246 warn_if_disallowed_function_p): Removed.
24247 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24248 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24249 warning_if_disallowed_function_p.
24250 * flags.h (warn_if_disallowed_function_p,
24251 warn_disallowed_functions): Removed.
24252 * common.opt (Wdisallowed-function-list=): Removed.
24253 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24255 2009-03-28 Richard Guenther <rguenther@suse.de>
24257 PR tree-optimization/38723
24258 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24261 2009-03-28 Jan Hubicka <jh@suse.cz>
24263 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24264 test introduced by my previous patch.
24266 2009-03-28 Richard Guenther <rguenther@suse.de>
24268 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24269 the PHIs value undefined.
24271 2009-03-28 Jan Hubicka <jh@suse.cz>
24273 * tree-pass.h (pass_fixup_cfg): New pass.
24274 * ipa-inline.c (inline_transform): Set
24275 always_inline_functions_inlined/after_inlining.
24276 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24277 (pass_fixup_cfg): New pass.
24278 * passes.c (init_optimization_passes): Add fixup_cfg.
24280 2009-03-28 Richard Guenther <rguenther@suse.de>
24282 PR tree-optimization/38458
24283 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24284 argument use the arguments copy-of value.
24286 2009-03-28 Richard Guenther <rguenther@suse.de>
24288 PR tree-optimization/38180
24289 * tree-ssa-ccp.c (get_default_value): Simplify.
24290 (likely_value): Likewise.
24291 (surely_varying_stmt_p): Properly handle VOP case.
24292 (ccp_initialize): Likewise.
24293 (ccp_fold): Handle propagating through *&.
24294 (fold_const_aggregate_ref): Also handle decls.
24296 2009-03-28 Jan Hubicka <jh@suse.cz>
24298 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24299 * cgraph.h (cgraph_node): Likewise.
24300 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24301 (cgraph_reset_node): Use process flag.
24302 (cgraph_mark_functions_to_output): Likewise.
24303 (cgraph_expand_function): Likewise.
24304 (cgraph_expand_all_functions): Likewise.
24305 (cgraph_output_in_order): Likewise.
24306 * dwarf2out.c (reference_to_unused): Likewise.
24307 * passes.c do_per_function_toporder): Likewise.
24309 2009-03-28 Jan Hubicka <jh@suse.cz>
24311 Bring from lto-branch:
24313 2008-09-03 Doug Kwan <dougkwan@google.com>
24315 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24316 enums instead of reason strings.
24317 * cgraph.c (cgraph_create_edge): Same.
24318 (cgraph_inline_failed_string): New function.
24319 * cgraph.h (cgraph_inline_failed_t): New enum type.
24320 (cgraph_inline_failed_string): New prototype.
24321 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24322 char pointer to cgraph_inline_failed_t.
24323 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24324 (cgraph_default_inline_p): Ditto.
24325 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24326 to cgraph_inline_failed_t pointer.
24327 * cif-code.def: New file.
24328 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24330 (cgraph_check_inline_limits): Change type of REASON to pointer to
24331 cgraph_inline_failed_t. Replace reason strings with enums.
24332 (cgraph_default_inline_p): Ditto.
24333 (cgraph_recursive_inlining_p): Ditto.
24334 (update_caller_keys): Change type of FAILED_REASON to
24335 cgraph_inline_failed_t.
24336 (cgraph_set_inline_failed): Change type of REASON to pointer to
24337 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24338 convert enums to strings for text output.
24339 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24340 to be of type cgraph_inline_failed_t. Replace reason strings with
24341 enums. Call cgraph_inline_failed_string to covert enums
24342 to strings for text output.
24343 (cgraph_decide_inlining): Replace reason strings with enums.
24344 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24345 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24347 * tree-inline.c (expand_call_inline): Change type of REASON
24348 to cgraph_inline_failed_t. Replace reason strings with enums.
24349 Call cgraph_inline_failed_string for text output.
24350 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24353 2009-03-28 Jan Hubicka <jh@suse.cz>
24355 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24356 cgraph_clone_node): Remove master clone handling.
24357 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24358 * cgraph.h (master_clone): Remove.
24359 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24360 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24361 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24363 2009-03-28 Jan Hubicka <jh@suse.cz>
24365 * cgraph.c (cgraph_function_body_availability): Functions declared
24366 inline are always safe to assume that it is not going to be replaced.
24368 2009-03-28 Richard Guenther <rguenther@suse.de>
24370 PR tree-optimization/38513
24371 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24372 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24373 EXC_PTR_EXPR and FILTER_EXPR.
24374 (get_ref_from_reference_ops): Likewise.
24376 2009-03-28 Richard Guenther <rguenther@suse.de>
24378 PR tree-optimization/38968
24379 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24380 Use FLOOR_MOD_EXPR to compute misalignment.
24382 2009-03-28 Richard Guenther <rguenther@suse.de>
24384 PR tree-optimization/37795
24385 * tree.h (combine_comparisons): Declare.
24386 * fold-const.c (combine_comparisons): Export.
24387 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24389 (ifcombine_iforif): Use combine_comparisons.
24391 2009-03-28 Jan Hubicka <jh@suse.cz>
24393 * tree-eh.c (inlinable_call_p): New function.
24394 (make_eh_edges): Use it.
24395 (verify_eh_edges): Use it.
24396 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24397 * except.c (reachable_next_level): Add inlinable_function argument
24398 (sjlj_find_directly_reachable_regions): Update.
24399 (add_reachable_handler): Do not set saw_any_handlers.
24400 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24401 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24402 Add new inlinable call parameter.
24403 (can_throw_internal, can_throw_external): Update.
24404 * except.h (can_throw_internal_1, can_throw_external_1,
24405 foreach_reachable_handler): Update declaration.
24407 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24409 * config/arm/t-arm-coff, config/h8300/coff.h,
24410 config/i386/i386-aout.h, config/i386/i386-coff.h,
24411 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24412 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24413 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24414 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24415 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24416 sys-types.h: Remove.
24417 * Makefile.in: Remove protoize and fixproto support and references
24419 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24420 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24422 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24423 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24424 unprotoize$(exeext).
24425 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24426 (.PHONY): Don't depend on proto.
24427 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24428 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24429 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24430 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24431 build/gen-protos.o, build/scan.o, xsys-protos.h,
24432 build/fix-header$(build_exeext), build/fix-header.o,
24433 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24434 stmp-install-fixproto): Remove.
24435 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24436 SYSCALLS.c or fixproto files.
24437 (install-common): Don't install protoize.
24438 (install-headers-tar, install-headers-cpio, install-headers-cp):
24439 Don't depend on $(STMP_FIXPROTO).
24440 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24441 install fixproto files or write out fixproto settings.
24442 (uninstall): Don't uninstall protoize.
24443 * config.gcc (use_fixproto): Remove.
24444 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24445 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24446 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24447 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24448 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24449 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24450 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24451 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24452 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24453 * config/t-vxworks (STMP_FIXPROTO): Remove.
24454 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24455 STMP_FIXPROTO): Remove.
24456 * config.in, configure: Regenerate.
24457 * crtstuff.c (gid_t, uid_t): Don't undefine.
24458 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24459 (arm-*-coff, arm-*-aout: Remove target entries.
24460 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24461 Remove mention of AIX 4.1.
24462 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24463 * doc/invoke.texi (Running Protoize): Remove.
24464 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24465 (Protoize Caveats): Remove.
24466 * tsystem.h: Update comments on headers assumed to exist.
24468 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24470 * genautomata.c: Add a new year to the copyright. Add a new
24472 (struct insn_reserv_decl): Add comments for member bypass_list.
24473 (find_bypass): Remove.
24474 (insert_bypass): New.
24475 (process_decls): Use insert_bypass.
24476 (output_internal_insn_latency_func): Output all bypasses with the
24477 same input insn in one switch case.
24479 * rtl.def (define_bypass): Describe bypass choice.
24480 * doc/md.texi (define_bypass): Ditto.
24482 2009-03-27 Richard Guenther <rguenther@suse.de>
24484 * gimplify.c (mark_addressable): Export.
24485 * tree-flow.h (mark_addressable): Declare.
24486 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24487 * tree-ssa.c (verify_phi_args): Verify that address taken
24488 variables have TREE_ADDRESSABLE set.
24490 2009-03-27 Richard Guenther <rguenther@suse.de>
24492 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24493 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24494 Do not mark decls TREE_ADDRESSABLE.
24495 (build_fold_addr_expr): Adjust.
24496 (fold_addr_expr): Remove.
24497 (fold_unary): Use build_fold_addr_expr.
24498 (fold_comparison): Likewise.
24499 (split_address_to_core_and_offset): Likewise.
24500 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24502 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24503 (gimplify_modify_expr_to_memcpy): Mark source and destination
24505 * omp-low.c (create_omp_child_function): Mark the object decl
24507 (lower_rec_input_clauses): Mark the var we take the address of
24509 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24511 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24513 PR middle-end/39315
24514 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24515 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24517 2009-03-27 Richard Guenther <rguenther@suse.de>
24519 PR tree-optimization/39120
24520 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24522 (handle_lhs_call): Process return constraints. Add escape
24523 constraints if necessary.
24524 (handle_const_call): Fill out return constraints. Make nested
24525 case more precise. Avoid consttmp if possible.
24526 (handle_pure_call): Fill out return constraints. Avoid
24527 callused if possible.
24528 (find_func_aliases): Simplify call handling.
24530 2009-03-27 Richard Guenther <rguenther@suse.de>
24532 PR tree-optimization/39120
24533 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24534 as a representative.
24535 (solve_graph): Do propagate CALLUSED.
24536 (handle_pure_call): Use a scalar constraint from CALLUSED for
24538 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24541 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24544 * c-common.c (handle_aligned_attribute): Properly check alignment
24545 overflow. Use (1U << i) instead of (1 << i).
24547 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24549 * expr.h (get_mem_align_offset): Updated.
24551 * tree.h (tree_decl_common): Change align to "unsigned int" and
24552 move it before pointer_alias_set.
24554 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24555 Jakub Jelinek <jakub@redhat.com>
24558 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24559 gr_register_operand with gr_reg_or_0_operand.
24560 (cmpxchg_rel_di): Likewise.
24561 (sync_lock_test_and_set<mode>): Likewise.
24563 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24565 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24566 (true_regnum): Likewise.
24568 * rtlanal.c (subreg_info): Moved to ...
24569 * rtl.h (subreg_info): Here. New.
24570 (subreg_get_info): New.
24572 * rtlanal.c (subreg_get_info): Make it extern.
24574 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24577 * config/i386/i386.c (ix86_abi): New.
24578 (override_options): Handle -mabi=.
24579 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24580 (ix86_call_abi_override): Likewise.
24581 (init_cumulative_args): Likewise.
24582 (function_arg_advance): Likewise.
24583 (function_arg_64): Likewise.
24584 (function_arg): Likewise.
24585 (ix86_pass_by_reference): Likewise.
24586 (ix86_function_value_regno_p): Likewise.
24587 (ix86_build_builtin_va_list_abi): Likewise.
24588 (setup_incoming_varargs_64): Likewise.
24589 (is_va_list_char_pointer): Likewise.
24590 (ix86_init_machine_status): Likewise.
24591 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24592 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24593 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24594 (ix86_function_abi): Make it static and return enum calling_abi.
24595 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24597 (ix86_fn_abi_va_list): Updated.
24599 * config/i386/i386.h (ix86_abi): New.
24600 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24601 (CONDITIONAL_REGISTER_USAGE): Likewise.
24602 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24603 (machine_function): Likewise.
24605 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24607 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24608 (STACK_BOUNDARY): Likewise.
24609 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24611 * config/i386/i386.opt (mabi=): New.
24613 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24614 return enum calling_abi.
24615 (ix86_function_type_abi): Likewise.
24616 (ix86_function_abi): Removed.
24618 * doc/invoke.texi: Document -mabi= option for x86.
24620 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24622 * builtins.c (real_dconstp): Delete.
24623 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24625 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24626 Jakub Jelinek <jakub@redhat.com>
24629 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24630 (gen_subprogram_die): When a function is explicit, generate the
24631 DW_AT_explicit attribute.
24632 * langhooks.h (struct lang_hooks_for_decls): Add
24633 function_decl_explicit_p langhook.
24634 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24635 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24637 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24639 * builtins.c (fold_builtin_memory_op): Optimize memmove
24640 into memcpy if we can prove source and destination don't overlap.
24642 * tree-inline.c: Include gt-tree-inline.h.
24643 (clone_fn_id_num): New variable.
24644 (clone_function_name): New function.
24645 (tree_function_versioning): Use it.
24646 * Makefile.in (GTFILES): Add tree-inline.c.
24648 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24650 * BASE-VER: Change to 4.5.0.
24652 2009-03-27 Xinliang David Li <davidxl@google.com>
24654 PR tree-optimization/39557
24655 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24657 2009-03-27 Xinliang David Li <davidxl@google.com>
24659 PR tree-optimization/39548
24660 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24663 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24665 * c-common.c (pointer_int_sum): Use %wd on return from
24668 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24670 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24671 on return from tree_low_cst.
24673 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24676 * ginclude/stdarg.h (va_copy): Define also for
24677 __GXX_EXPERIMENTAL_CXX0X__.
24679 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24682 * builtins.h (c_strlen): Do not warn here.
24683 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24684 * c-common.c (pointer_int_sum): Take an explicit location.
24685 Warn about offsets out of bounds.
24686 * c-common.h (pointer_int_sum): Adjust declaration.
24688 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24690 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24693 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24696 * opts.c (warn_if_disallowed_function_p): Don't assume
24697 get_callee_fndecl must return non-NULL.
24699 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24701 PR rtl-optimization/39522
24702 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
24703 when reg_reloaded_valid is set.
24705 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24707 * config/spu/divv2df3.c: New file.
24708 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
24709 (DPBIT_FUNCS): Filter out _div_df.
24711 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
24713 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
24714 a jump insn, count that jump in the distance to the loop start.
24716 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
24719 * config/sh/sh.c (calc_live_regs): Fix condition for global
24720 registers except PIC_OFFSET_TABLE_REGNUM.
24722 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
24725 * doc/invoke.texi (-mconsole): New.
24727 (-mno-cygwin): New.
24729 (-mnop-fun-dllimport): New.
24733 (sub section "i386 and x86-64 Windows Options"): New.
24735 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
24737 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
24738 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
24740 2009-03-25 Richard Guenther <rguenther@suse.de>
24742 PR middle-end/39497
24743 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
24746 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
24748 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
24749 neither of haifa/selective schedulers are working.
24751 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24753 * doc/invoke.texi (Debugging Options): Fix description of
24754 -fno-merge-debug-strings.
24756 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
24758 * config/cris/libgcc.ver: New version-script.
24759 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
24761 * configure.ac <GAS features, nop mnemonic>: Add pattern
24762 crisv32-*-* for "nop".
24763 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
24764 * configure: Regenerate.
24766 2009-03-24 Ira Rosen <irar@il.ibm.com>
24768 PR tree-optimization/39529
24769 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
24770 mark_sym_for_renaming for the tag copied to the new vector
24773 2009-03-24 Arthur Loiret <aloiret@debian.org>
24775 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
24776 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
24777 EXTRA_SPEC_FUNCTIONS.
24778 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
24779 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
24780 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
24781 -march and -mtune options.
24783 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
24785 * config/m68k/t-rtems: Add m5329 multilib.
24787 2009-03-24 Dodji Seketeli <dodji@redhat.com>
24788 Jakub Jelinek <jakub@redhat.com>
24791 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
24794 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24797 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
24798 instead of c_parser_expression_conv, if original_code isn't one of the
24799 4 allowed comparison codes, fail.
24801 2009-03-23 Richard Guenther <rguenther@suse.de>
24803 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
24804 * tree.h (struct tree_type): Likewise.
24805 * reload.h (struct insn_chain): Likewise.
24806 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
24807 * function.h (struct function): Likewise.
24808 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
24810 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24812 PR tree-optimization/39516
24813 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
24815 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
24817 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
24818 should be set true if BITS_PER_WORD of target is bigger than 32
24820 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24822 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24823 Translate -B-options to -rpath-link. Correct existing
24824 rpath-link and conditionalize on !nostdlib.
24826 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24828 * doc/extend.texi (Function Attributes, Variable Attributes):
24830 * doc/invoke.texi (Debugging Options, Optimize Options)
24831 (i386 and x86-64 Options, MCore Options): Likewise.
24833 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24836 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24837 it for block local namespace aliases.
24838 (gen_decl_die): Pass context_die to gen_namespace_die.
24840 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24843 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24844 minimum or maximum value.
24846 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24848 * reginfo.c (globalize_reg): Recompute derived reg sets.
24850 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24853 * libgcc2.c (mprotect): Do not use signed arguments for
24854 VirtualProtect, use DWORD arguments. Also fix the 'may
24855 be used uninitialized' warning for the np variable.
24857 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24860 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24861 functions using regparm calling conventions when not optimizing.
24862 (ix86_function_sseregparm): Similarly for sseregparm calling
24865 2009-03-19 Li Feng <nemokingdom@gmail.com>
24867 PR middle-end/39500
24868 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24869 dependence if the first conflict is after niter iterations.
24871 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24873 PR middle-end/38609
24874 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24875 functions with dynamic stack-pointer adjustments.
24877 2009-03-19 Ben Elliston <bje@au.ibm.com>
24879 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24880 option; change to -msdata=data.
24882 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24884 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24887 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24890 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24892 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24894 * doc/invoke.texi (Code Gen Options): Expand discussion of
24897 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24899 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24900 * matrix-reorg.c (struct matrix_info): Likewise.
24901 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24902 * rtl.h (struct mem_attrs): Likewise.
24903 * df.h (struct df): Likewise.
24904 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24905 * ira-int.h (struct ira_allocno): Likewise.
24906 * df-scan.c (struct df_collection_rec): Likewise.
24907 * ira.c (struct equivalence): Likewise.
24908 * function.c (struct temp_slot): Likewise.
24909 * cfgloop.h (struct loop): Likewise.
24912 * function.c (use_register_for_decl): When not optimizing, disregard
24913 register keyword for variables with types containing methods.
24915 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24917 PR middle-end/39447
24918 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24919 (is_simple_operand): Call contains_component_ref_p before calling data
24920 reference analysis that would fail on COMPONENT_REFs.
24922 * tree-vrp.c (search_for_addr_array): Fix formatting.
24924 2009-03-18 Richard Guenther <rguenther@suse.de>
24926 * tree-vect-transform.c (vect_loop_versioning): Fold the
24927 generated comparisons.
24928 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24929 (slpeel_tree_peel_loop_to_edge): Likewise.
24931 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24933 PR middle-end/37805
24934 * opts.c (print_specific_help): In addition to `undocumented',
24935 accept `separate' and `joined' flags if passed alone. Describe
24936 output by the first matched one of those.
24937 (common_handle_option): Skip over empty strings.
24938 * gcc.c (display_help): Fix help string for `--help='.
24939 * doc/invoke.texi (Option Summary, Overall Options): With
24940 `--help=', classes and qualifiers can both be repeated, but
24941 only the latter can be negated. One should not pass only
24942 negated qualifiers. Fix markup and examples.
24945 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24946 PR middle-end/37805
24947 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24948 and -fhelp=separate.
24950 2009-03-17 Jing Yu <jingyu@google.com>
24952 PR middle-end/39378
24953 * function.h (struct rtl_data): Move is_thunk from here...
24954 (struct function): ...to here.
24955 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
24956 * varasm.c (assemble_start_function): Change is_thunk from crtl to
24958 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
24960 (alpha_does_function_need_gp, alpha_start_function): Likewise.
24961 (alpha_output_function_end_prologue): Likewise.
24962 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
24963 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
24964 (rs6000_output_function_epilogue): Likewise.
24965 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
24967 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
24970 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
24971 from different units in a single alternative.
24972 (*truncdfsf_i387): Ditto.
24973 (*truncxfsf2_mixed): Ditto.
24974 (*truncxfdf2_mixed): Ditto.
24976 2009-03-17 Jakub Jelinek <jakub@redhat.com>
24978 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
24979 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
24982 * tree-ssa-live.c (remove_unused_locals): Don't remove local
24983 unused non-artificial variables when not optimizing.
24986 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
24987 DW_TAG_imported_module even if decl is IMPORTED_DECL with
24988 NAMESPACE_DECL in its DECL_INITIAL.
24990 PR middle-end/39443
24991 * optabs.c (set_user_assembler_libfunc): New function.
24992 * expr.h (set_user_assembler_libfunc): New prototype.
24993 * c-common.c: Include libfuncs.h.
24994 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
24995 for memcmp, memset, memcpy, memmove and abort.
24996 * Makefile.in (c-common.o): Depend on libfuncs.h.
24999 * dwarf2out.c (gen_inlined_enumeration_type_die,
25000 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25001 gen_tagged_type_instantiation_die): Removed.
25002 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25005 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25008 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25010 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25011 (check-parallel-%): Ditto.
25012 (check-consistency): Ditto.
25014 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25016 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25017 local variable rhs by NULL_TREE.
25019 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25022 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25024 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25027 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25029 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25032 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25033 for ms->sysv ABI calls only in 64bit mode.
25035 * config/i386/i386.md (untyped_call): Support 32bit.
25037 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25039 * doc/extend.texi: Replace x86_65 with x86_64.
25041 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25043 PR tree-optimization/39455
25044 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25045 mismatches for POINTER_TYPE_P (type).
25046 (number_of_iterations_le): Likewise.
25048 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25050 * config/picochip/picochip.c: Removed profiling support.
25051 * config/picochip/picochip.md: Removed profiling instruction.
25052 * config/picochip/picochip.h: Removed profiling builtin.
25054 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25056 * doc/install.texi (--with-host-libstdcxx): Document.
25058 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25061 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25062 generate a warning if the function name does not begin with
25063 "__vector" and the function has either the 'signal' or 'interrupt'
25064 attribute, from here to ...
25065 (avr_declare_function_name): ...here. New function.
25066 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25067 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25069 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25072 * cse.c (fold_rtx): Don't modify original const_arg1 when
25073 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25074 separate variable instead.
25075 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25076 from out of range shift counts.
25077 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25079 2009-03-13 Catherine Moore <clm@codesourcery.com>
25081 * config/i386/x-mingw32 (host-mingw32.o): Replace
25082 diagnostic.h with $(DIAGNOSTIC_H).
25084 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25087 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25089 * config/i386/sync.md (sync_compare_and_swap<mode>,
25090 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25091 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25093 (sync_double_compare_and_swapdi_pic,
25094 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25095 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25097 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25100 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25102 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25105 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25106 (avx_addsubv4df3): Likewise.
25107 (*avx_addsubv4sf3): Likewise.
25108 (sse3_addsubv4sf3): Likewise.
25110 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25113 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25115 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25118 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25119 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25120 registers for allocnos created from user-defined variables.
25122 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25125 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25126 of non-integer mode as well.
25128 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25130 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25131 for functions for which the parameter types are unknown.
25133 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25136 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25137 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25138 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25139 * config/i386/i386.c (ix86_local_alignment): For
25140 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25141 long long variables on the stack to avoid dynamic realignment.
25142 Allow the first argument to be a decl rather than type.
25143 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25145 2009-03-11 Nick Clifton <nickc@redhat.com>
25148 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25150 Add description to mno-lsim option.
25151 * config/mcore/mcore.h: Remove comment about deprecated m4align
25153 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25154 * doc/invoke.texi: Add description of mno-lsim and
25155 mstack-increment options.
25157 * config/fr30/fr30.opt: Document the -mno-lsim option.
25158 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25159 and -mno-lsim options.
25161 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25163 * fold-const.c (fold_comparison): Only call fold_inf_compare
25164 if the mode supports infinities.
25166 2009-03-11 Jason Merrill <jason@redhat.com>
25169 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25170 end already did. Notice GIMPLE_CALL modifications of the result.
25171 Don't copy debug information from an ignored decl or a decl from
25174 2009-03-10 Richard Guenther <rguenther@suse.de>
25175 Nathan Froyd <froydnj@codesourcery.com>
25177 PR middle-end/37850
25178 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25179 (__divMODE3): Likewise.
25181 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25183 PR tree-optimization/39394
25184 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25185 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25187 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25189 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25190 inline asms for register asm ("") declarations.
25192 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25194 * fold-const.c (fold_unary): Fix comment.
25196 2009-03-07 Jan Hubicka <jh@suse.cz>
25199 * tree-inline.c (setup_one_parameter): Do replacement of const
25200 argument by constant in SSA form.
25202 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25204 PR middle-end/38028
25205 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25206 determine alignment passed to assign_stack_local.
25207 (assign_parms_unsplit_complex): Likewise.
25208 * except.c (sjlj_build_landing_pads): Likewise.
25210 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25212 PR middle-end/39360
25213 * tree-flow.h (add_referenced_var): Return bool instead of void.
25214 * tree-dfa.c (add_referenced_var): Return result of
25215 referenced_var_check_and_insert call.
25216 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25217 of referenced_var_check_and_insert.
25220 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25221 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25222 DIE, don't emit it if abstract origin already has it.
25223 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25224 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25226 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25228 * genpreds.c (needs_variable): Fix parentheses at variable name
25230 (write_tm_constrs_h): Indent generated code.
25232 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25234 * doc/extend.texi (Function Attributes): Add documentation
25235 for isr attributes.
25237 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25240 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25241 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25243 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25245 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25248 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25251 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25252 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25254 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25256 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25257 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25258 constants instead of magic numbers.
25259 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25261 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25262 (x86_64_ms_abi_int_parameter_registers): Ditto.
25263 (x86_64_int_return_registers): Ditto.
25264 (ix86_maybe_switch_abi): Ditto.
25265 (ix86_expand_call): Ditto for clobbered_registers array.
25266 (ix86_hard_regno_mode_ok): Ditto.
25267 (x86_extended_QIreg_mentioned_p): Ditto.
25269 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25271 PR tree-optimization/39349
25272 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25274 * combine.c (gen_lowpart_for_combine): Use omode when generating
25277 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25279 PR rtl-optimization/39235
25280 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25282 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25284 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25286 2009-03-04 Richard Guenther <rguenther@suse.de>
25288 PR tree-optimization/39362
25289 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25290 that occur in abnormal PHIs should be varying.
25292 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25294 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25296 (simple_iv): Take loop as an argument instead of statement.
25297 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25298 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25300 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25302 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25303 * matrix-reorg.c (analyze_transpose): Ditto.
25304 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25305 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25306 * tree-predcom.c (ref_at_iteration): Ditto.
25307 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25309 2009-03-04 Richard Guenther <rguenther@suse.de>
25311 PR tree-optimization/39358
25312 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25313 escaped_id and callused_id.
25314 (solve_graph): Likewise.
25316 2009-03-04 Richard Guenther <rguenther@suse.de>
25318 PR tree-optimization/39339
25319 * tree-sra.c (try_instantiate_multiple_fields): Make it
25320 no longer ICE on the above.
25322 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25324 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25325 that fits within Pmode.
25327 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25329 PR middle-end/10109
25330 * tm.texi (LIBCALL_VALUE): Update description.
25332 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25334 PR middle-end/34443
25335 * doc/extend.texi (section): Update description.
25337 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25339 PR middle-end/39345
25340 * tree-inline.c (remapped_type): New.
25341 (can_be_nonlocal): Call remapped_type instead of remap_type.
25343 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25346 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25347 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25349 2009-03-03 Richard Guenther <rguenther@suse.de>
25351 PR middle-end/39272
25352 * tree.c (tree_nonartificial_location): New function.
25353 * tree.h (tree_nonartificial_location): Declare.
25354 * builtins.c (expand_builtin_memory_chk): Provide location
25355 of the call location for artificial function pieces.
25356 (maybe_emit_chk_warning): Likewise.
25357 (maybe_emit_sprintf_chk_warning): Likewise.
25358 (maybe_emit_free_warning): Likewise.
25359 * expr.c (expand_expr_real_1): Likewise.
25361 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25363 PR tree-optimization/39343
25364 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25365 COMPONENT_REF t has ARRAY_TYPE.
25367 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25369 PR middle-end/39335
25370 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25371 when the type precision of the induction variable should be
25372 larger than the type precision of nit.
25373 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25374 * graphite.c (graphite_loop_normal_form): Same.
25375 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25377 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25379 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25380 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25381 numbers to describe clobbered registers.
25382 (*call_value_0_rex64_ms_sysv): Ditto.
25383 * config/i386/mmx.md (mmx_emms): Ditto.
25384 (mmx_femms): Ditto.
25386 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25388 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25391 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25393 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25394 (spu_section_type_flags): New function.
25396 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25398 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25399 reg_class_contents of FLOAT_REGS into a temporary.
25401 2009-03-02 Richard Guenther <rguenther@suse.de>
25402 Ira Rosen <irar@il.ibm.com>
25404 PR tree-optimization/39318
25405 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25406 information to the vectorized statement.
25408 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25410 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25411 variable. Use defined names instead of magic constants for REX SSE
25414 2009-03-01 Richard Guenther <rguenther@suse.de>
25416 PR tree-optimization/39331
25417 * omp-low.c (lower_send_shared_vars): Do not receive new
25418 values for the reference of DECL_BY_REFERENCE parms or results.
25420 2009-03-01 Jan Hubicka <jh@suse.cz>
25423 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25424 BLOCK_NONLOCALIZED_VAR): New macros.
25425 (tree_block): Add nonlocalized_vars.
25426 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25427 gen_decl_die): Add origin argument. Allow generation of die with
25428 origin at hand only.
25429 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25430 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25432 (gen_block_die): Fix checking for unused blocks.
25433 (process_scope_var): Break out from .... ; work with origins only.
25434 (decls_for_scope) ... here; process nonlocalized list.
25435 (dwarf2out_ignore_block): Look for nonlocalized vars.
25436 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25438 (dump_scope_block): Dump them.
25439 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25440 (remap_block): Likewise.
25441 (can_be_nonlocal): New predicate.
25442 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25444 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25446 * configure: Regenerate.
25448 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25450 * optc-gen.awk: No need to duplicate option flags twice.
25451 Reuse help texts for duplicate options which do not have any.
25453 * gcc.c (display_help): Document --version.
25455 * gcc.c (main): If print_help_list and verbose_flag, ensure
25456 driver output comes before subprocess output.
25458 * optc-gen.awk: Assign all remaining fields to help string,
25459 space-separated, for multi-line help in *.opt.
25461 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25462 -Wno-pedantic-ms-format is for MinGW targets only.
25464 * doc/options.texi (Option file format): Fix bad indentation,
25465 restoring dropped sentence.
25467 2009-02-28 Jan Hubicka <jh@suse.cz>
25469 * tree-inline.c (tree_function_versioning): Output debug info.
25471 2009-02-28 Jan Hubicka <jh@suse.cz>
25474 * tree-inline.c (setup_one_parameter): Do not copy propagate
25475 arguments when not optimizing.
25477 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25480 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25481 (avx_addsubv4df3): Likewise.
25482 (*avx_addsubv4sf3): Likewise.
25483 (sse3_addsubv4sf3): Likewise.
25484 (*avx_addsubv2df3): Likewise.
25485 (sse3_addsubv2df3): Likewise.
25486 (avx_unpckhps256): Correct item selectors.
25487 (avx_unpcklps256): Likewise.
25488 (avx_unpckhpd256): Likewise.
25489 (avx_unpcklpd256): Likewise.
25491 2009-02-28 Jan Hubicka <jh@suse.cz>
25493 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25495 (copy_arguments_for_versioning): If var is declared don't declare it.
25496 (tree_function_versioning): First setup substitutions and then copy
25499 2009-02-27 Jan Hubicka <jh@suse.cz>
25502 * cgraph.h (varpool_output_debug_info): Remove.
25503 * cgraphunit.c (varpool_output_debug_info): Remove.
25504 * dwarf2out.c (deferred_locations_struct): New struct
25505 (deferred_locations): New type.
25506 (deferred_locations_list): New static var.
25507 (deffer_location): New function.
25508 (gen_variable_die): Use it.
25509 (decls_for_scope): Output info on local static vars.
25510 (dwarf2out_finish): Process deferred locations.
25511 * varpool.c (varpool_output_debug_info): Remove.
25513 2009-02-27 Jan Hubicka <jh@suse.cz>
25516 * tree.h (TREE_PROTECTED): Fix comment.
25517 (BLOCK_HANDLER_BLOCK): Remove.
25518 (struct tree_block): Remove handler_block add body_block.
25519 (inlined_function_outer_scope_p): New.
25520 (is_body_block): Remove.
25521 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25522 * dwarf2out.c (is_inlined_entry_point): Remove.
25523 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25524 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25526 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25527 * gimplify.c (gimplify_expr): Gimplify body blocks.
25528 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25529 block with multiple subblocks.
25530 (dump_scope_block): Prettier output; dump more flags and info.
25531 (dump_scope_blocks): New.
25532 (remove_unused_locals): Use dump_scope_blocks.
25533 * tree-flow.h (dump_scope_blocks): Declare.
25534 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25535 * stmt.c (is_body_block): Remove.
25536 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25537 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25539 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25541 PR middle-end/39308
25542 * graphite.c (graphite_loop_normal_form): Do not call
25543 number_of_iterations_exit from a gcc_assert.
25545 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25547 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25548 jumps if COND is NULL.
25549 (find_cond_jump): New function.
25550 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25551 * config/s390/s390.md: Remove z10_cobra attribute value.
25553 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25555 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25556 force_const_mem returns NULL_RTX.
25558 2009-02-26 Jan Hubicka <jh@suse.cz>
25561 * cgraph.h (varpool_output_debug_info): Remove.
25562 * cgraphunit.c (varpool_output_debug_info): Remove.
25563 * dwarf2out.c (deferred_locations_struct): New struct
25564 (deferred_locations): New type.
25565 (deferred_locations_list): New static var.
25566 (deffer_location): New function.
25567 (gen_variable_die): Use it.
25568 (decls_for_scope): Output info on local static vars.
25569 (dwarf2out_finish): Process deferred locations.
25570 * varpool.c (varpool_output_debug_info): Remove.
25572 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25574 PR rtl-optimization/39241
25575 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25576 to subreg_offset_representable_p.
25578 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25580 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25581 execute function prototype. Get f and nregs from max_reg_num
25582 and get_insns. Remove the first backward pass as it's dead,
25583 guard the forward pass by flag_expensive_optimizations.
25584 (rest_of_handle_regmove): Delete.
25585 (pass_regmove): Replace it with regmove_optimize.
25587 2009-02-25 Martin Jambor <mjambor@suse.cz>
25589 PR tree-optimization/39259
25590 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25591 calls_alloca function flags.
25592 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25593 calls are detected.
25595 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25597 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25598 flags_set_1_rtx, flags_set_1_set): Delete.
25599 (regmove_optimize): Do not call mark_flags_life_zones.
25601 2009-02-24 Julian Brown <julian@codesourcery.com>
25604 * config/arm/arm.c (require_pic_register): Only set
25605 cfun->machine->pic_reg once per function.
25607 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25609 * doc/invoke.texi (Link Options): Document an easier way to pass
25610 options that take arguments to the GNU linker using -Xlinker and -Wl.
25612 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25615 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25617 2009-02-24 Richard Guenther <rguenther@suse.de>
25620 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25622 2009-02-24 Richard Guenther <rguenther@suse.de>
25623 Zdenek Dvorak <ook@ucw.cz>
25625 PR tree-optimization/39233
25626 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25627 from converting them to a generic type.
25629 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25631 PR tree-optimization/39260
25632 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25633 contains a condition with a real type.
25634 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25636 2009-02-23 Jason Merrill <jason@redhat.com>
25639 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25640 narrowing_initializer_constant_valid_p.
25641 (narrowing_initializer_constant_valid_p): Don't return
25642 null_pointer_node for adding a pointer to itself.
25644 2009-02-23 Jan Hubicka <jh@suse.cz>
25647 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25650 2009-02-23 Jan Hubicka <jh@suse.cz>
25652 PR tree-optimization/37709
25653 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25654 * tree.h (block_ultimate_origin): Declare.
25655 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25656 * tree-ssa-live.c (remove_unused_scope_block_p):
25657 Eliminate blocks containig no instructions nor live variables nor
25659 (dump_scope_block): New function.
25660 (remove_unused_locals): Enable removal of dead blocks by default;
25661 enable dumping at TDF_DETAILS.
25663 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25665 * config/i386/i386.c (classify_argument): Don't allow COImode
25667 (function_arg_advance_32): Don't allow OImode.
25668 (function_arg_32): Likewise.
25669 (function_value_32): Likewise.
25670 (return_in_memory_32): Likewise.
25671 (function_arg_64): Remove OImode comment.
25673 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25676 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25677 ix86_expand_vector_set for V4DImode in 64bit mode only.
25678 (ix86_expand_vector_init_one_var): Likewise.
25680 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25682 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25684 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25687 * loop-iv.c: Revert last change.
25688 * emit-rtl.c: Likewise.
25690 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25693 * config/i386/i386.c (type_natural_mode): Remove an extra
25694 space in the warning message.
25695 (function_value_32): Handle 32-byte vector modes.
25696 (return_in_memory_32): Likewise.
25698 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25700 * loop-iv.c (truncate_value): New function.
25701 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
25703 (lowpart_subreg): Move to...
25704 * emit-rtl.c: ...here.
25706 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
25708 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
25709 accidental and undocumented change at revision 140860.
25711 2009-02-21 Joseph Myers <joseph@codesourcery.com>
25713 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
25714 take gimple_seq * arguments.
25715 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
25716 types_compatible_p langhook.
25718 2009-02-20 Mark Mitchell <mark@codesourcery.com>
25719 Joseph Myers <joseph@codesourcery.com>
25721 * config/arm/arm.c (arm_builtin_va_list): New function.
25722 (arm_expand_builtin_va_start): Likewise.
25723 (arm_gimplify_va_arg_expr): Likewise.
25724 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
25725 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
25726 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
25727 (va_list_type): New variable.
25728 (arm_mangle_type): Mangle va_list_type appropriately.
25730 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25732 PR middle-end/39157
25733 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
25734 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
25735 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
25736 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
25737 parameter to 1000 for -O1 by default.
25738 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
25740 * loop-invariant.c: Include params.h.
25741 (move_loop_invariants): Don't call move_single_loop_invariants on
25744 2009-02-20 Jaka Mocnik <jaka@xlab.si>
25746 * calls.c (emit_library_call_value_1): Use slot_offset instead of
25747 offset when calculating bounds for indexing stack_usage_map. Fixes
25748 a buffer overflow with certain target setups.
25750 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25753 * calls.c (expand_call): Clear try_tail_call if caller and callee
25754 disagree in promotion of function return value.
25756 2009-02-19 Jakub Jelinek <jakub@redhat.com>
25759 * c-common.c (c_determine_visibility): If visibility changed and
25760 DECL_RTL has been already set, call make_decl_rtl to update symbol
25763 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
25766 * varasm.c (assemble_variable): Don't check DECL_NAME when
25767 globalizing a variable.
25769 2009-02-19 Joseph Myers <joseph@codesourcery.com>
25772 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
25773 expression before any __builtin_trap call.
25774 * c-typeck.c (build_function_call): Convert and check function
25775 arguments before generating a call to a trap. Evaluate the
25776 function arguments before the trap.
25778 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
25781 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
25782 (UNSPEC_FXAM_MEM): New unspec.
25783 (fxam<mode>2_i387_with_temp): New insn and split pattern.
25784 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
25785 memory using fxam<mode>2_i387_with_temp to remove excess precision.
25787 2009-02-19 Richard Guenther <rguenther@suse.de>
25789 PR tree-optimization/39207
25790 PR tree-optimization/39074
25791 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
25792 storedanything_tree): New.
25793 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
25794 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
25795 (build_succ_graph): Add edges from STOREDANYTHING to all
25797 (init_base_vars): Initialize STOREDANYTHING.
25798 (compute_points_to_sets): Free substitution info after
25799 building the succ graph.
25800 (ipa_pta_execute): Likewise.
25802 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
25804 (do_ds_constraint): Do not add to special var or non-pointer
25806 (type_could_have_pointers): Split out from ...
25807 (could_have_pointers): ... here. For arrays use the element type.
25808 (create_variable_info_for): Initialize may_have_pointers.
25809 (new_var_info): Likewise.
25810 (handle_lhs_call): Make the HEAP variable unknown-sized.
25811 (intra_create_variable_infos): Use a type with pointers for
25812 PARM_NOALIAS, make it unknown-sized.
25814 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
25817 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25819 2009-02-18 Jason Merrill <jason@redhat.com>
25822 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25823 value if DECL_EXTERNAL.
25824 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25825 * target.h (gcc_target::binds_local_p): Clarify "module".
25826 * tree.h (TREE_PUBLIC): Clarify "module".
25828 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25831 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25832 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25834 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25837 * c.opt (Wabi): Support C and ObjC.
25840 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25842 * config/i386/i386.c (classify_argument): Warn once about the ABI
25843 change when passing union with long double.
25845 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25847 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25850 * c-parser.c (c_parser_compound_statement): Always enter and leave
25853 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25856 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25858 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25860 PR tree-optimization/36922
25861 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25862 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25865 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25867 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25870 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25872 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25874 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25876 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25879 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25880 Richard Sandiford <rdsandiford@googlemail.com>
25882 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25883 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25884 (loongson_biadd): ...this.
25886 2009-02-17 Richard Guenther <rguenther@suse.de>
25888 PR tree-optimization/39202
25889 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25890 a var make sure to follow existing collapses.
25892 2009-02-17 Richard Guenther <rguenther@suse.de>
25894 PR middle-end/39214
25895 * langhooks.c (lhd_print_error_function): Check for NULL block.
25897 2009-02-17 Richard Guenther <rguenther@suse.de>
25899 PR tree-optimization/39204
25900 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25903 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25905 * config/soft-fp/double.h: Update from glibc CVS.
25907 2009-02-17 Richard Guenther <rguenther@suse.de>
25909 PR tree-optimization/39207
25910 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25911 strict-aliasing warnings for pointers pointing to NULL.
25913 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25916 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25917 skipping until next close brace.
25919 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25922 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25923 to function argument boundary.
25925 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25927 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25928 in the lea_add. Reload eventually constraints it properly.
25929 * config/picochip/constraints.md: Remove the target constraint
25930 "b", since it is not needed anymore.
25932 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25934 * gthr-dce.h: Uglify function parameter and local variable names.
25935 * gthr-gnat.h: Likewise.
25936 * gthr-mipssde.h: Likewise.
25937 * gthr-nks.h: Likewise.
25938 * gthr-posix95.h: Likewise.
25939 * gthr-posix.h: Likewise.
25940 * gthr-rtems.h: Likewise.
25941 * gthr-single.h: Likewise.
25942 * gthr-solaris.h: Likewise.
25943 * gthr-tpf.h: Likewise.
25944 * gthr-vxworks.h: Likewise.
25945 * gthr-win32.h: Likewise.
25947 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25950 * config/i386/i386.md: Restrict the new peephole2 to move
25951 between MMX/SSE registers.
25953 2009-02-15 Richard Guenther <rguenther@suse.de>
25956 2009-02-13 Richard Guenther <rguenther@suse.de>
25958 * configure.ac: Enable LFS.
25959 * configure: Re-generate.
25960 * config.in: Likewise.
25962 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25964 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
25965 spu_srqwbyte, spu_srqwbytebc): Define.
25966 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
25967 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
25968 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
25969 "shrqby_<mode>"): New insn-and-split patterns.
25970 * config/spu/spu.c (expand_builtin_args): Determine and return
25971 number of operands using spu_builtin_description data.
25972 (spu_expand_builtin_1): Use it.
25974 2009-02-13 Steve Ellcey <sje@cup.hp.com>
25977 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
25980 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25983 * config/i386/i386.c (override_options): Correct warning
25984 messages for -malign-loops, -malign-jumps and -malign-functions.
25986 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25989 * config/i386/i386.md: Restrict the new peephole2 to move
25990 between the general purpose registers.
25992 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25995 * config/i386/i386.c (type_natural_mode): Add a new argument.
25996 Return the original mode and warn ABI change if vector size is 32byte.
25997 (function_arg_advance): Updated.
25998 (function_arg): Likewise.
25999 (ix86_function_value): Likewise.
26000 (ix86_return_in_memory): Likewise.
26001 (ix86_sol10_return_in_memory): Likewise.
26002 (ix86_gimplify_va_arg): Likewise.
26003 (function_arg_32): Don't warn ABX ABI change here.
26004 (function_arg_64): Likewise.
26006 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26008 * loop-iv.c (implies_p): In the final case, test that operands 0
26009 of the two comparisons match.
26011 * config/bfin/bfin.c (find_prev_insn_start): New function.
26012 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26013 (find_next_insn_start): Move.
26015 2009-02-13 Richard Guenther <rguenther@suse.de>
26017 * configure.ac: Enable LFS.
26018 * configure: Re-generate.
26019 * config.in: Likewise.
26021 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26024 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26025 sizes on syntax error after some arguments have been parsed.
26027 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26029 * doc/invoke.texi (-fira): Remove.
26031 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26033 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26034 * recog.c: Likewise.
26037 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26039 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26040 (umul_ppmm): Likewise.
26041 (count_leading_zeros): Likewise.
26042 (count_trailing_zeros): Likewise.
26043 (UMUL_TIME): Likewise.
26045 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26047 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26048 soft-fp/t-softfp to tmake_file.
26050 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26051 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26052 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26053 IA64_BUILTIN_INFQ]: New.
26054 (ia64_init_builtins): Initialize __builtin_infq,
26055 __builtin_fabsq and __builtin_copysignq if not HPUX.
26056 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26057 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26059 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26061 (__fixtfti): Likewise.
26062 (__fixunstfti): Likewise.
26063 (__floattitf): Likewise.
26065 * config/ia64/libgcc-glibc.ver: New.
26066 * config/ia64/t-fprules-softfp: Likewise.
26067 * config/ia64/sfp-machine.h: Likewise.
26069 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26070 (LIBGCC2_TF_CEXT): Likewise.
26071 (TF_SIZE): Likewise.
26072 (TARGET_INIT_LIBFUNCS): Likewise.
26074 * config/ia64/t-glibc (SHLINB_MAPFILES):
26075 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26077 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26079 * config/i386/i386.c (construct_container): Rewrite processing
26080 BLKmode with X86_64_SSE_CLASS.
26082 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26085 * config/i386/i386.md: Replace simplify_replace_rtx with
26086 replace_rtx in the new peephole2.
26088 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26090 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26091 loop unrolling do not happen at -O2.
26093 2009-02-12 Michael Matz <matz@suse.de>
26095 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26097 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26099 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26102 2009-02-12 Ben Elliston <bje@au.ibm.com>
26104 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26105 patterns when updating the back chain. Missed in the 2009-02-10
26108 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26110 * doc/extend.texi (Decimal Floating Types): Update identifier of
26111 draft TR and list of missing support.
26113 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26115 PR middle-end/39154
26116 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26117 bit to variable length decl's flags, add it also to its
26118 pointer replacement variable.
26120 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26121 Jakub Jelinek <jakub@redhat.com>
26124 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26125 (memory_blockage): New expander.
26126 (*memory_blockage): New insn pattern.
26127 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26128 instead of general blockage at the end of function prologue when
26129 frame pointer is used to access red zone area. Do not emit blockage
26130 when profiling, it is emitted in generic code.
26131 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26132 function epilogue when frame pointer is used to access red zone area.
26134 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26137 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26138 by arithmetic with memory operands.
26139 * config/i386/predicates.md (commutative_operator): New.
26141 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26143 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26146 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26148 * alias.h (record_alias_subset): Declare.
26149 * alias.c (record_alias_subset): Make global.
26151 2009-02-10 Nick Clifton <nickc@redhat.com>
26153 * tree-parloops.c: Change license to GPLv3.
26154 * ipa-struct-reorg.c: Change license to GPLv3.
26155 * ipa-struct-reorg.h: Change license to GPLv3.
26157 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26160 * c-decl.c (start_struct): Return NULL on error.
26162 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26164 PR middle-end/39124
26165 * cfgloopmanip.c (remove_path): Call remove_bbs after
26166 cancel_loop_tree, not before it.
26169 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26170 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26171 VAR_DECLs were seen.
26172 * tree-ssa-live.c (remove_unused_locals): Recompute
26173 cfun->has_local_explicit_reg_vars.
26174 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26175 copies or clearings if cfun->has_local_explicit_reg_vars.
26177 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26180 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26181 of function prologue when frame pointer is used to access
26184 2009-02-10 Richard Guenther <rguenther@suse.de>
26186 PR middle-end/39127
26187 * gimplify.c (gimple_regimplify_operands): Always look if
26188 we need to create a temporary.
26190 2009-02-10 Richard Guenther <rguenther@suse.de>
26192 PR tree-optimization/39132
26193 * tree-loop-distribution.c (todo): New global var.
26194 (generate_memset_zero): Trigger TODO_rebuild_alias.
26195 (tree_loop_distribution): Return todo.
26197 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26200 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26201 (x86_64_reg_class_name): Removed.
26202 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26203 first one isn't X86_64_SSE_CLASS or any other ones aren't
26204 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26205 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26206 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26207 and 3 X86_64_SSEUP_CLASS.
26208 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26209 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26211 2009-02-10 Ben Elliston <bje@au.ibm.com>
26213 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26214 form instruction to update the stack back chain word, even if the
26215 user has disabled the generation of update instructions.
26216 (movdi_<mode>_update_stack): New.
26217 (movsi_update_stack): Likewise.
26218 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26219 always use an update form instruction to update the stack back
26222 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26224 PR middle-end/38953
26225 * graphite.c (if_region_set_false_region): After moving a region in
26226 the false branch of a condition, remove the empty dummy basic block.
26227 (gloog): Remove wrong fix for PR38953.
26229 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26231 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26232 generation due to implicit sign extension.
26234 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26236 PR middle-end/38981
26237 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26238 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26240 2009-02-09 Richard Guenther <rguenther@suse.de>
26242 PR middle-end/35202
26243 * convert.c (convert_to_real): Disable (float)fn((double)x)
26244 to fnf(x) conversion if errno differences may occur and
26245 -fmath-errno is set.
26247 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26249 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26250 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26251 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26253 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26256 * c-common.c (handle_alias_attribute): Disallow attribute for
26257 anything not a FUNCTION_DECL or VAR_DECL.
26259 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26262 * real.c (do_compare): Special-case compare of zero against
26263 decimal float value.
26265 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26268 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26269 as indicating flexible array members unless the field itself is
26270 being declarared as the incomplete array.
26272 2009-02-06 Jan Hubicka <jh@suse.cz>
26274 PR tree-optimization/38844
26275 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26276 is already inlined.
26278 2009-02-06 Richard Guenther <rguenther@suse.de>
26280 PR middle-end/38977
26281 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26282 fork because we may expand it as __gcov_fork.
26284 2009-02-06 Nick Clifton <nickc@redhat.com>
26286 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26288 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26290 PR tree-optimization/35659
26291 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26292 vn_phi_eq): Shortcut if hashcode does not match.
26293 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26295 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26296 and avoid iterative_hash_expr.
26297 (FOR_EACH_VALUE_ID_IN_SET): New.
26298 (value_id_compare): Remove.
26299 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26300 sort expressions by value id.
26302 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26305 * config/sh/predicates.md (general_movsrc_operand): Don't check
26306 the subreg of system registers here.
26308 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26311 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26312 on the copied decl.
26314 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26316 PR rtl-optimization/39110
26317 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26318 addresses, not aligned ones.
26320 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26321 Richard Guenther <rguenther@suse.de>
26323 PR tree-optimization/39100
26324 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26325 comment says and add edges.
26327 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26330 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26331 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26333 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26335 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26336 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26337 register_bb_in_sese, new_sese, free_sese): Moved.
26338 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26339 outermost_loop_in_scop, build_scop_iteration_domain,
26340 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26341 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26342 Use loop_in_sese_p instead of loop_in_scop_p.
26343 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26344 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26345 (scopdet_basic_block_info): Fix bug in scop detection.
26346 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26347 eq_loop_to_cloog_loop): Remove.
26348 (nb_loops_around_loop_in_scop, nb_loop
26349 ref_nb_loops): Moved here...
26350 * graphite.h (ref_nb_loops): ... from here.
26351 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26352 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26353 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26355 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26356 Hans-Peter Nilsson <hp@axis.com>
26358 PR rtl-optimization/37889
26359 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26360 Move offset handling from PLUS to before the switch. Use new
26361 arguments when considering SYMBOL_REFs too.
26362 (rtx_addr_can_trap_p): Pass dummy offset and size.
26363 (enum may_trap_p_flags): Remove.
26364 (may_trap_p_1): Pass size from MEM_SIZE.
26366 PR rtl-optimization/38921
26367 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26368 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26369 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26370 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26372 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26374 AVX Programming Reference (January, 2009)
26375 * config/i386/sse.md (*vpclmulqdq): New.
26377 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26379 PR tree-optimization/38977
26380 PR gcov-profile/38292
26381 * calls.c (special_function_p): Disregard __builtin_ prefix.
26383 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26385 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26386 non-indexable addresses even before reload.
26388 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26391 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26392 as having variable size. Do not give an error for unnamed
26393 parameters with [*] declarators. Give a warning for type names
26394 with [*] declarators and mark them as variable size.
26395 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26396 for sizeof applied to [*] type names.
26398 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26401 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26403 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26405 * gcc.c (process_command): Update copyright notice dates.
26406 * gcov.c (print_version): Likewise.
26407 * gcov-dump.c (print_version): Likewise.
26408 * mips-tfile.c (main): Likewise.
26409 * mips-tdump.c (main): Likewise.
26411 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26414 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26415 for composite type involving a zero-length array type.
26417 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26420 * function.c (match_asm_constraints_1): Skip over
26421 initial optional % in the constraint.
26423 PR inline-asm/39059
26424 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26425 supported, don't accept FIXED_CSTs.
26426 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26427 and _Sat is used without _Fract/_Accum. Set specs->type to
26428 integer_type_node for cts_fract/cts_accum if fixed point is not
26431 2009-02-02 Catherine Moore <clm@codesourcery.com>
26433 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26435 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26437 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26438 (ABI_HAS_64BIT_SYMBOLS): Use it.
26439 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26441 2009-02-02 Paul Brook <paul@codesourcery.com>
26443 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26445 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26447 PR inline-asm/39058
26448 * recog.h (asm_operand_ok): Add constraints argument.
26449 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26450 recurse on matching constraint.
26451 (check_asm_operands): Pass constraints as 3rd argument to
26452 asm_operand_ok. Don't look up matching constraint here.
26453 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26456 2009-02-02 Ben Elliston <bje@au.ibm.com>
26458 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26459 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26461 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26463 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26464 information. Remove some obsolete information. Reorganize.
26466 * config/pa/fptr.c: Revert license to GPL 2.
26467 * config/pa/milli64.S: Likewise.
26469 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26472 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26473 LIBRARY name in, instead of hard-coding it.
26474 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26475 extra target make frag to tmake_files according to EH model.
26476 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26477 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26478 frags that define makefile variable EH_MODEL appropriately.
26479 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26480 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26481 to "-sjlj" according to type of EH configured.
26482 (LIBGCC_SONAME): Concatenate it to shared library base name.
26483 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26484 to "_sjlj" according to type of EH configured.
26485 (LIBGCC_SONAME): Concatenate it to shared library base name.
26486 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26487 (SHLIB_LINK): Add missing semicolon to if-else construct.
26488 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26489 string value of "pe_dll" command-line option.
26490 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26491 (SHLIB_SONAME): Use it when overriding t-cygming default.
26492 (SHLIB_IMPLIB): Override t-cygming default.
26493 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26494 string value of "pe_dll" command-line option.
26496 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26499 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26500 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26502 2009-01-31 Richard Guenther <rguenther@suse.de>
26504 PR tree-optimization/38937
26505 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26506 computing the transitive closure.
26508 2009-01-30 Richard Guenther <rguenther@suse.de>
26510 PR tree-optimization/39041
26511 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26512 Propagate variable indices only if the types match for this stmt.
26514 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26517 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26518 inline but never defined.
26520 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26522 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26523 (*insv_h_di_reg_extimm): New insn.
26524 (*insv_l<mode>_reg_extimm): New insn.
26526 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26528 * config/picochip/picochip.c (flag_conserve_stack): set
26529 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26530 fconserve-stack. Reduce call-overhead used by inliner.
26532 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26535 * common.opt (flag_conserve_stack): Initialised to zero.
26537 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26540 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26541 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26544 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26546 * ira-color.c (allocno_reload_assign): Update comments.
26547 * regmove.c (regmove_optimize): Likewise.
26551 2009-01-29 Robert Millan <rmh@aybabtu.com>
26553 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26554 * config/i386/kopensolaris-gnu.h: New file. Undefine
26555 `MD_UNWIND_SUPPORT'.
26556 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26558 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26560 PR tree-optimization/39007
26561 * tree-loop-distribution.c (generate_builtin): Use
26562 recompute_dominator to compute the immediate dominator of the
26563 basic block just after the loop.
26565 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26567 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26568 (ASM_OUTPUT_DWARF_PCREL): Define.
26570 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26572 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26573 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26574 global. Modify entries about regmove and IRA.
26576 * ra-conflict.c: Remove the file.
26578 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26580 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26581 (pass_regclass_init): Rename to pass_reginfo_init.
26583 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26585 * toplev.h (flag_ira): Remove.
26587 * caller-save.c (setup_save_areas): Remove flag_ira.
26589 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26591 * global.c: Remove the file.
26593 * opts.c (decode_options): Remove flag_ira.
26595 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26597 * regmove.c: Modify file description.
26598 (find_use_as_address, try_auto_increment): Define them only if
26599 AUTO_INC_DEC is defined.
26600 (replacement_quality, replace_in_call_usage, fixup_match_1,
26601 stable_and_no_regs_but_for_p): Remove.
26602 (reg_set_in_bb): Make it static.
26603 (regmove_optimize): Remove flag_ira and code which worked for
26606 * local-alloc.c: Remove the file.
26608 * common.opt (fira): Remove.
26610 * ira.c: Include except.h.
26611 (eliminable_regset): Move from global.c.
26612 (mark_elimination): Ditto. Remove flag_ira.
26613 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26614 equiv_mem_modified, validate_equiv_mem_from_store,
26615 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26616 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26617 no_equiv, recorded_label_ref): Move from local-alloc.c.
26618 (update_equiv_regs): Ditto. Make it static.
26619 (print_insn_chain, print_insn_chains): Move it from global.c.
26620 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26621 (build_insn_chain): Ditto. Make it static.
26622 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26623 Rename to init_live_subregs.
26624 (gate_ira): Remove flag_ira.
26626 * regclass.c: Rename reginfo.c. Change file description.
26627 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26628 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26629 (init_reg_sets_1): Remove code for evaluation of
26630 reg_class_superclasses and losing_caller_save_reg_set.
26631 (init_regs): Remove init_reg_autoinc.
26632 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26633 ok_for_base_p_nonstrict): Remove.
26634 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26635 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26636 corresponding entries.
26637 (dump_regclass, record_operand_costs, scan_one_insn,
26638 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26639 record_address_regs, auto_inc_dec_reg_p): Remove.
26640 (gt-regclass.h): Rename to gt-reginfo.h.
26642 * rtl.h (dump_global_regs, retry_global_alloc,
26643 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26645 * Makefile.in (RA_H): Remove.
26646 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26647 Rename regclass.o to reginfo.o.
26648 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26650 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26651 (GTFILES): Rename regclass.c to reginfo.c.
26653 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26654 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26656 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26657 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26659 (finish_spills): Ditto. Remove code for !flag_ira.
26661 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26663 PR middle-end/35854
26664 * doc/invoke.texi (rtl debug options): Complete rewrite.
26665 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26667 * mode-switching.c (pass_mode_switching): Rename pass from
26668 "mode-sw" to "mode_sw".
26669 * except.c (pass_convert_to_eh_ranges): Rename pass from
26670 "eh-ranges" to "eh_ranges".
26671 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26675 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26676 Alexander Monakov <amonakov@ispras.ru>
26678 PR middle-end/38857
26679 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26681 (move_exprs_to_boundary): Change return type and pass through
26682 should_move from move_op. Relax assert. Update usage ...
26683 (schedule_expr_on_boundary): ... here. Use should_move instead of
26685 (move_op_orig_expr_found): Indicate that insn was disconnected from
26687 (code_motion_process_successors): Do not call after_merge_succs
26688 callback if original expression was not found when traversing any of
26690 (code_motion_path_driver): Change return type. Update prototype.
26691 (move_op): Update comment. Add a new parameter (should_move). Update
26692 prototype. Set *should_move based on indication provided by
26693 move_op_orig_expr_found.
26695 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26697 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26698 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26699 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26700 * config/rs6000/rs6000.c (rs6000_override_options): Default
26701 avoid-indexed-addresses on for Power6, off for everything else.
26702 (avoiding_indexed_address_p): New function.
26703 (rs6000_legitimize_address): Use it.
26704 (rs6000_legitimate_address): Likewise.
26705 * config/rs6000/rs6000.md (movXX_updateX): Likewise
26707 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
26709 PR tree-optimization/38997
26710 * tree-loop-distribution.c (generate_memset_zero): Use
26711 POINTER_PLUS_EXPR for a pointer addition.
26713 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
26715 * config/s390/s390.md (bswap<mode>2): New pattern added.
26717 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26719 * config/s390/s390.md (*tls_load_31): Added type attribute.
26721 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26723 * config/s390/s390.md: Fix a few comments.
26725 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26727 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
26728 (*tm<mode>_full): Fixed z10prop attribute.
26729 (*tst<mode>_extimm): Fixed z10prop attribute.
26730 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
26731 (*tstqiCCT_cconly): Fixed z10prop attribute.
26732 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
26733 (*movsi_larl): Fixed z10prop attribute.
26734 (*movsi_zarch): Fixed z10prop attribute.
26735 (*movsi_eas): Fixed z10prop attribute.
26736 (*movhi): Fixed z10prop attribute.
26737 (*movqi): Fixed z10prop attribute.
26738 (*movstrictqi): Fixed z10prop attribute.
26739 (*mov<mode>): Fixed z10prop attribute.
26740 (*movcc): Fixed z10prop attribute.
26741 (*sethighpartdi_64): Fixed z10prop attribute.
26742 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
26743 (*negdi2_sign_cc): Fixed z10prop attribute.
26744 (*negdi2_sign): Fixed z10prop attribute.
26745 (*absdi2_sign_cc): Fixed z10prop attribute.
26746 (*absdi2_sign): Fixed z10prop attribute.
26747 (*negabsdi2_sign_cc): Fixed z10prop attribute.
26748 (*negabsdi2_sign): Fixed z10prop attribute.
26749 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
26750 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
26751 (doloop_si64): Fixed z10prop attribute.
26752 (doloop_si31): Fixed z10prop attribute.
26753 (doloop_long): Fixed z10prop attribute.
26754 (indirect_jump): Fixed z10prop attribute.
26755 (nop): Fixed z10prop attribute.
26756 (main_base_64): Fixed z10prop attribute.
26757 (reload_base_64): Fixed z10prop attribute.
26759 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26761 PR rtl-optimization/38740
26762 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
26764 * config/mips/mips.c (mips_reorg): Likewise.
26766 2009-01-28 Richard Guenther <rguenther@suse.de>
26768 PR tree-optimization/38926
26769 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
26770 with the correct value id to a value.
26771 (do_regular_insertion): Use the value number of edoubleprime
26772 for the value number of the expr.
26775 2008-08-21 Richard Guenther <rguenther@suse.de>
26777 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
26778 a PHI ask VN if it is already available.
26779 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
26780 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
26782 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26784 PR middle-end/38934
26785 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
26786 set to varying whenever max has TREE_OVERFLOW set, similarly
26787 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
26789 2009-01-28 Richard Guenther <rguenther@suse.de>
26791 PR middle-end/38908
26792 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
26793 uninitialized aggregate uses in call arguments.
26795 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
26797 PR tree-optimization/38984
26798 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
26799 the nothing_id variable if -fno-delete-null-pointer-checks.
26801 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
26804 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
26805 (set_got_offset_rex64): Ditto.
26807 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
26810 * doc/extend.texi: Improve local variable with asm reg.
26812 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
26814 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
26815 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
26816 was not supplied then set warn_packed_bitfield_compat to the
26817 default value of 1.
26818 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26821 2009-01-27 Richard Guenther <rguenther@suse.de>
26823 PR tree-optimization/38503
26824 * cfgexpand.c (expand_gimple_basic_block): Ignore
26825 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26826 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26827 variables that cannot have TBAA applied.
26828 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26831 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26833 PR middle-end/38969
26834 * calls.c (initialize_argument_information): Do not wrap complex
26835 arguments in SAVE_EXPR.
26837 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26839 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26840 (INSTALL_LIBGCC): Revert typo commit.
26842 2009-01-26 Richard Guenther <rguenther@suse.de>
26844 PR tree-optimization/38745
26845 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26846 from special handling.
26848 2009-01-26 Richard Guenther <rguenther@suse.de>
26850 PR tree-optimization/38745
26851 * tree-ssa.c (execute_update_addresses_taken): Do not include
26852 variables that cannot possibly be a register in not_reg_needs.
26853 Do not clear TREE_ADDRESSABLE on vars that may not become
26855 * tree-ssa.c (update_alias_info_1): Include those in the set
26856 of addressable vars.
26858 2009-01-26 Richard Guenther <rguenther@suse.de>
26860 PR middle-end/38851
26861 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26862 * tree-ssa-dse.c: Include langhooks.h
26863 (execute_simple_dse): Remove stores with zero size.
26865 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26868 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26871 2009-01-24 Julian Brown <julian@codesourcery.com>
26873 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26874 config/arm/linux-atomic.c.
26875 * config/arm/linux-atomic.c: New.
26877 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26879 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26880 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26881 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26883 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26886 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26889 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26891 PR tree-optimization/38953
26892 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26893 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26894 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26895 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26898 2009-01-24 Paul Brook <paul@codesourcery.com>
26900 * config/arm/neon.md (neon_type): Move to arm.md.
26901 (neon_mov<VSTRUCT>): Add neon_type attribute.
26902 * config/arm/arm.md (neon_type): Move to here.
26903 (conds): Add "unconditioal" and use as default for NEON insns.
26905 2009-01-24 Ben Elliston <bje@au.ibm.com>
26907 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26908 void *' warning from -Wc++-compat.
26909 * Makefile.in (dominance.o-warn): Remove.
26911 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26913 PR tree-optimization/38932
26914 * fold-const.c (fold_unary_ignore_overflow): New.
26915 * tree.h (fold_unary_ignore_overflow): Declare.
26916 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26917 * tree-ssa-sccvn.c (visit_reference_op_load,
26918 simplify_unary_expression): Likewise.
26920 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26922 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26923 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26924 regardless of their type.
26925 * c-common.c (handle_packed_attribute): Don't ignore packed on
26927 * c.opt (Wpacked-bitfield-compat): New warning option.
26928 * stor-layout.c (place_field): Warn if offset of a field changed.
26929 * doc/extend.texi (packed): Mention the ABI change.
26930 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26931 (Warning Options): Add it to the list.
26933 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26935 * c-opts.c (c_common_post_options): Fix a typo in comments.
26937 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26939 PR middle-end/38615
26940 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26941 variables to static.
26942 * doc/invoke.texi (-fmerge-all-constants): Update description.
26944 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26947 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26948 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26950 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26952 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
26954 (LOCAL_ALIGNMENT): Similarly.
26956 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26957 Joseph Myers <joseph@codesourcery.com>
26959 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
26960 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
26961 * config/arm/arm-tune.md: Regenerate.
26962 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
26965 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26967 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
26968 version number to five.
26970 2009-01-22 Dodji Seketeli <dodji@redhat.com>
26973 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
26974 * c-common.c (set_underlying_type): Likewise.
26975 (is_typedef_decl ): Likewise
26977 (set_underlying_type): Likewise.
26978 (is_typedef_type): Likewise.
26980 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
26982 PR middle-end/38587
26983 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
26986 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
26989 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
26990 (LIBGCC_SPEC): Don't define.
26991 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
26993 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
26995 PR rtl-optimization/38879
26996 * alias.c (base_alias_check): Unaligned access via AND address can
26997 alias all surrounding object types except those with sizes equal
26998 or wider than the size of unaligned access.
27000 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27003 * c-decl.c (clone_underlying_type): Move this ...
27004 * c-common.c (set_underlying_type): ... here.
27005 Also, make sure the function properly sets TYPE_STUB_DECL() on
27006 the newly created typedef variant type.
27007 (is_typedef_decl ): New entry point.
27008 * tree.h: Added a new member member_types_needing_access_check to
27009 struct tree_decl_non_common.
27010 (set_underlying_type): New entry point.
27011 (is_typedef_type): Likewise.
27013 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27015 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27016 Check whether two instructions have memory references that
27017 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27018 are helper functions for traversing.
27019 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27020 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27021 not to draw dependency edge for instructions with non-conflicting
27024 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27027 * longlong.h: Update copyright years. Use soft-fp license notice.
27028 Sync __clz_tab declaration with glibc.
27030 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27033 * doc/extend.texi (syscall_linkage): New.
27034 (version_id): Modify.
27036 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27037 Richard Guenther <rguenther@suse.de>
27039 PR tree-optimization/38747
27040 PR tree-optimization/38748
27041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27042 conversion if the base address is an indirect reference and the
27043 aliasing sets could cause issues.
27045 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27047 * common.opt (fgraphite, fgraphite-identity): Add comment for
27048 explaining why these options are not documented.
27050 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27052 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27053 gimple_call_lhs is NULL.
27055 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27058 * emit-rtl.c (adjust_address_1): Make sure memref is never
27061 2009-01-20 Ben Elliston <bje@au.ibm.com>
27063 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27064 const qualifier from arg parameter. Remove unnecessary cast to char *.
27065 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27066 const qualifier from arg 2.
27068 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27070 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27072 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27075 * rtl.h (reinit_regs): New prototype.
27076 * regclass.c: Include ira.h.
27077 (reinit_regs): New.
27078 * Makefile.in (regclass.o): Add ira.h.
27079 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27081 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27084 * c-common.c (handle_aligned_attribute): Use
27085 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27086 default alignment value.
27088 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27090 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27091 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27093 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27094 __BIGGEST_ALIGNMENT__.
27096 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27098 2009-01-18 Richard Guenther <rguenther@suse.de>
27100 PR tree-optimization/38819
27101 * tree-flow.h (operation_could_trap_helper_p): Declare.
27102 * tree-eh.c (operation_could_trap_helper_p): Export.
27103 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27104 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27105 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27106 are about to insert a possibly trapping instruction and fail
27109 2009-01-18 Andreas Schwab <schwab@suse.de>
27111 * doc/install.texi (Configuration): Remove obsolete paragraph
27112 about use of --with-gnu-ld with --with-gnu-as.
27114 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27116 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27117 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27118 Follow spelling conventions.
27120 2009-01-18 Ben Elliston <bje@au.ibm.com>
27122 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27123 C++ warning about implicit conversion from void * to struct
27125 (bitmap_obstack_free): Likewise for bitmap_element *.
27126 * Makefile.in (bitmap.o-warn): Remove.
27128 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27130 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27132 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27133 Tobias Grosser <tobi.grosser@amd.com>
27135 * graphite.c (graphite_trans_scop_block): Do not block single
27138 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27140 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27141 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27142 test with assertion.
27144 2009-01-16 Richard Guenther <rguenther@suse.de>
27146 PR tree-optimization/38835
27147 PR middle-end/36227
27148 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27149 and INT + PTR -> (INT)(PTR p+ INT) folding.
27150 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27152 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27155 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27156 the subreg from a lowpart subreg if it is also casting the value.
27158 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27159 Tobias Grosser <tobi.grosser@amd.com>
27161 * graphite.c (compare_prefix_loops): New.
27162 (build_scop_canonical_schedules): Rewritten.
27163 (graphite_transform_loops): Move build_scop_canonical_schedules
27164 after build_scop_iteration_domain.
27166 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27167 Tobias Grosser <tobi.grosser@amd.com>
27169 * graphite.c (add_conditions_to_domain): Add the loops to
27170 the dimension of the iteration domain. Do copy the domain
27171 only when it exists.
27172 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27173 (add_conditions_to_constraints): New.
27174 (can_generate_code_stmt, can_generate_code): Removed.
27175 (gloog): Do not call can_generate_code.
27176 (graphite_transform_loops): Call add_conditions_to_constraints
27177 after building the iteration domain.
27179 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27181 PR tree-optimization/38789
27182 * tree-ssa-threadedge.c
27183 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27184 __builtin_constant_p.
27186 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27188 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27189 examined before deleting them.
27191 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27193 * function.c (aggregate_value_p): Correctly extract the function
27194 type from CALL_EXPR_FN lookup.
27196 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27198 * config/picochip/picochip.c (picochip_override_options): Revert
27199 CFI asm flag disable commited previously.
27201 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27202 Tobias Grosser <tobi.grosser@amd.com>
27203 Jan Sjodin <jan.sjodin@amd.com>
27205 * graphite.c (scan_tree_for_params): On substractions negate
27206 all the coefficients of the term.
27207 (clast_to_gcc_expression_red): New. Handle reduction expressions
27208 of more than two operands.
27209 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27210 (get_vdef_before_scop): Handle also the case of default definitions.
27212 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27214 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27215 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27216 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27218 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27219 Joey Ye <joey.ye@intel.com>
27221 PR middle-end/37843
27222 * cfgexpand.c (expand_stack_alignment): Don't update stack
27223 boundary nor check incoming stack boundary here.
27224 (gimple_expand_cfg): Update stack boundary and check incoming
27225 stack boundary here.
27227 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27229 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27231 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27233 PR rtl-optimization/38245
27234 * calls.c (expand_call): Add stack arguments to
27235 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27236 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27237 in regs and partially in memory or BLKmode arguments.
27238 (emit_library_call_value_1): Add stack arguments to
27239 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27240 ACCUMULATE_OUTGOING_ARGS).
27241 * dce.c: Include tm_p.h.
27242 (find_call_stack_args): New function.
27243 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27245 (mark_insn): Call find_call_stack_args for CALL_Ps.
27246 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27247 forwards. Allocate and free arg_stores bitmap if needed, pass it
27248 down to deletable_insn_p, don't mark stores set in arg_stores
27249 bitmap, clear the bitmap at the beginning of each bb.
27250 * Makefile.in (dce.o): Depend on $(TM_P_H).
27252 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27255 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27256 to make sure the insn is a conditional test (bug 22599). Reformat a
27259 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27261 PR middle-end/38431
27262 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27263 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27264 (gloog): Do not call cleanup_tree_cfg.
27265 (graphite_transform_loops): Call cleanup_tree_cfg after all
27266 scops have been code generated.
27268 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27269 * doc/gty.texi (Invoking the garbage collector): Added new node
27270 and section documenting ggc_collect.
27272 2009-01-14 Richard Guenther <rguenther@suse.de>
27274 PR tree-optimization/38826
27275 PR middle-end/38477
27276 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27277 initialization notes only if we actually emitted a warning.
27278 (intra_create_variable_infos): Add constraints for a result decl
27279 that is passed by hidden reference.
27280 (build_pred_graph): Mark all related variables non-direct on
27283 2009-01-14 Nick Clifton <nickc@redhat.com>
27285 * ira-conflicts.c: Include addresses.h for the definition of
27287 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27288 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27290 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27293 * Makefile.in (ira-lives.o): Add except.h.
27295 * ira-lives.c: Include except.h.
27296 (process_bb_node_lives): Process can_throw_internal.
27298 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27300 PR rtl-optimization/38774
27301 * combine.c (simplify_set): When undoing cc_use change, don't do
27302 PUT_CODE on the newly created comparison, but instead put back the
27305 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27307 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27308 values. Remove duplicate arm8 entry.
27310 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27312 PR tree-optimization/38786
27313 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27314 the SSA_NAME case of expand_scalar_variables_expr.
27315 Set the type of an expression to the type of its assign statement.
27316 (expand_scalar_variables_expr): Also gather the scalar computation
27317 used to index the memory access. Do not pass loop_p.
27318 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27319 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27320 the gimple_stmt_iterator where it inserts new code.
27321 Do not pass loop_p.
27322 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27323 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27325 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27327 * graphite.h (debug_value): Removed.
27328 * graphite.c (debug_value): Removed.
27330 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27332 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27333 ldrd/strd with two 32-bit instructions.
27335 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27337 * config/arm/arm.c (struct processors): Pass for speed down into
27338 cost helper functions.
27339 (const_ok_for_op): Handle COMPARE and inequality nodes.
27340 (arm_rtx_costs_1): Rewrite.
27341 (arm_size_rtx_costs): Update prototype.
27342 (arm_rtx_costs): Pass speed down to helper functions.
27343 (arm_slowmul_rtx_costs): Rework cost calculations.
27344 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27345 (arm_9e_rtx_costs): Likewise.
27347 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27349 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27350 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27351 (alpha_legitimize_address): Do not split local symbols wider than
27352 UNITS_PER_WORD into HIGH/LO_SUM parts.
27354 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27357 * gcc.c (process_command): Replace call to execvp with calls
27358 to pex_one and exit.
27360 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27363 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27364 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27365 variant for devices with 3-byte PC.
27366 (__tablejump_elpm__): New.
27368 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27371 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27372 offsetof member-designator, handle it as `[0].'.
27374 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27376 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27377 function when not using named sections on targets with named sections
27378 if branch distance is less than 262132.
27380 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27382 * combine.c (combine_instructions): Recompute
27383 optimize_this_for_speed_p for each BB in the main combine loop.
27385 2009-01-12 Tomas Bily <tbily@suse.cz>
27388 * tree-loop-distribution.c (prop_phis): New function.
27389 (generate_builtin): Call prop_phis.
27391 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27393 PR tree-optimization/38807
27394 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27395 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27397 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27399 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27400 subreg of op0 to the original op0.
27402 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27404 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27406 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27409 * mips-tfile.c (parse_def): Fix parsing of def strings
27410 starting with digits.
27412 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27415 * config/arm/arm.c (arm_is_long_call_p): Don't call
27416 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27418 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27420 * regrename.c (regrename_optimize): Fix dumping.
27421 (find_oldest_value_reg): Preserve REG_POINTER.
27422 (copy_hardreg_forward_1): Likewise.
27424 2009-01-09 Diego Novillo <dnovillo@google.com>
27426 * gimple.h (struct gimple_statement_base) <uid>: Document
27427 the restrictions on its use.
27428 (gimple_uid): Tidy.
27429 (gimple_set_uid): Tidy.
27431 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27433 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27434 zero guard even if align_bytes != 0 and count is smaller than
27437 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27439 PR rtl-optimization/38495
27440 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27441 (add_range_and_copies_from_move_list): Print all added ranges.
27442 Add ranges to memory optimized destination.
27444 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27448 * config/i386/i386.c (override_options): Reject
27449 -mstringop-strategy=rep_8byte with -m32.
27450 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27451 to 1. Do count comparison against epilogue_size_needed at compile
27452 time even when count_exp was constant forced into register. For
27453 size_needed don't jump to epilogue, instead just avoid aligning
27454 and invoke the body algorithm. If need_zero_guard, add zero guard
27455 even if count is non-zero, but smaller than size_needed + number of
27456 bytes that could be stored for alignment.
27457 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27458 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27459 but smaller than size_needed + number of bytes that could be stored
27460 for alignment. Compare size_needed with epilogue_size_needed instead
27461 of desired_align - align, don't adjust size_needed, pass
27462 epilogue_size_needed to the epilogue expanders.
27465 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27467 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27469 * pa.c (last_address): Change to unsigned.
27470 (update_total_code_bytes): Change argument to unsigned. Don't
27471 check if insn addresses are set.
27472 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27473 addresses are not set.
27474 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27476 2009-01-09 Nick Clifton <nickc@redhat.com>
27478 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27479 DECL_DECLARED_INLINE_P.
27481 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27483 PR middle-end/38347
27484 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27485 GET_MODE (op0) in operand_subword_force calls.
27487 PR middle-end/38771
27488 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27489 fold_convert arg0 operands to TREE_TYPE (op0) first.
27491 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27493 * params.def (ira-max-conflict-table-size): Decrease default value
27496 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27498 PR tree-optimization/37031
27499 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27501 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27502 allocate it using gc instead of heap, use VEC_quick_push instead of
27504 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27505 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27506 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27507 allocated vector from heap allocated.
27508 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27509 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27510 vector only after perfect_loop_nest_depth call.
27512 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27513 Jan Sjodin <jan.sjodin@amd.com>
27515 PR tree-optimization/38559
27516 * graphite.c (debug_value, copy_constraint,
27517 swap_constraint_variables, scale_constraint_variable, ): New.
27518 (get_lower_bound, get_upper_bound): Removed.
27519 (graphite_trans_bb_strip_mine): Clean up this code that works
27520 only for constant number of iterations. Fully copy upper and
27521 lower bound constraints, not only the constant part of them.
27522 * graphite.h (debug_value): Declared.
27524 2009-01-08 Ira Rosen <irar@il.ibm.com>
27526 PR tree-optimization/37194
27527 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27528 Don't add the cost of cost model guard in prologue to scalar
27529 outside cost in case of known number of iterations.
27531 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27532 Alan Modra <amodra@bigpond.net.au>
27534 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27535 non-word-aligned REG+CONST addressing.
27537 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27540 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27541 free_after_compilation when outputting a thunk.
27542 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27543 Do not call free_after_compilation here.
27545 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27547 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27548 (ix86_valid_target_attribute_inner_p): Ditto.
27550 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27552 PR tree-optimization/38492
27553 PR tree-optimization/38498
27554 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27555 * tree-chrec.h (scev_is_linear_expression): Declared.
27556 * graphite.c (graphite_cannot_represent_loop_niter): New.
27557 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27558 (graphite_loop_normal_form): Use gcc_assert.
27559 (scan_tree_for_params): Use CASE_CONVERT.
27560 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27561 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27562 Use gcc_assert. Discard scops that contain unhandled cases.
27563 (build_scop_conditions): Return a boolean status for unhandled cases.
27564 (strip_mine_profitable_p): Print the loop number, not its depth.
27565 (is_interchange_valid): Pass the depth of the loop nest, don't
27566 recompute it wrongly.
27567 (graphite_trans_bb_block): Same.
27568 (graphite_trans_bb_block): Print tentative of loop blocking.
27569 (graphite_trans_scop_block): Do not print that the loop has been
27571 (graphite_transform_loops): Do not handle scops that contain condition
27574 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27576 AVX Programming Reference (December, 2008)
27577 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27578 (_mm256_stream_pd): Likewise.
27579 (_mm256_stream_ps): Likewise.
27581 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27582 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27583 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27584 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27585 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27586 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27587 (ix86_expand_special_args_builtin): Likewise.
27589 * config/i386/sse.md (AVXMODEDI): New.
27590 (avx_movnt<mode>): Likewise.
27591 (avx_movnt<mode>): Likewise.
27592 (<sse>_movnt<mode>): Remove AVX support.
27593 (sse2_movntv2di): Likewise.
27595 2009-01-07 Richard Guenther <rguenther@suse.de>
27597 PR middle-end/38751
27598 * fold-const.c (extract_muldiv): Remove obsolete comment.
27599 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27600 to PLUS_EXPR canonicalization for the canonicalization.
27602 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27604 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27605 hosted cross-compilers generating less efficient code.
27607 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27609 * function.h (rtl_data): Add a dbr_scheduled_p field.
27610 * reorg.c (dbr_schedule): Set it.
27611 (gate_handle_delay_slots): Check it.
27612 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27613 (mips_reorg): Check flag_delayed_branch instead of
27614 mips_base_delayed_branch.
27615 (mips_override_options): Don't set mips_base_delayed_branch
27616 or flag_delayed_branch.
27618 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27620 PR rtl-optimization/38426.
27621 * ira.c (ira): Set current_function_is_leaf earlier.
27623 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27625 PR rtl-optimization/38722
27626 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27627 too early, only set a flag and modify after last possible
27630 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27633 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27634 * real.c (decimal_single_format): Correct values of emin and emax.
27635 (decimal_double_format): Ditto.
27636 (decimal_quad_format): Ditto.
27637 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27638 computation of DECnn_MIN and DECnn_MAX for corrected values of
27639 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27640 __DECnn_MIN__, and adjust its computation for the corrected value
27643 2009-01-06 Jan Hubicka <jh@suse.cz>
27646 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27648 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27650 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27651 Add Robert Clark to the list of testers.
27653 2009-01-06 Jan Hubicka <jh@suse.cz>
27654 Kai Tietz <kai.tietz@onevision.com>
27656 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27657 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27659 2009-01-06 Jan Hubicka <jh@suse.cz>
27660 Kai Tietz <kai.tietz@onevision.com>
27662 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27664 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27665 (ix86_nsaved_regs): Count only general purpose regs.
27666 (ix86_nsaved_sseregs): New.
27667 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27668 to 16 for w64; compute padding and size of sse reg save area.
27669 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27670 general purpose regs.
27671 (ix86_emit_save_sse_regs_using_mov): New.
27672 (ix86_expand_prologue): Save SSE regs if needed.
27673 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27674 (ix86_emit_restore_sse_regs_using_mov): New.
27675 (ix86_expand_epilogue): Save SSE regs if needed.
27677 2009-01-06 Jan Hubicka <jh@suse.cz>
27678 Kai Tietz <kai.tietz@onevision.com>
27680 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27681 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27682 functions when accumulate outgoing args is off.
27684 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27687 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27688 before using pseudos_have_intersected_live_ranges_p.
27690 * ira-int.h (ira_assert): Always define.
27692 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27694 AVX Programming Reference (December, 2008)
27695 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27696 (_mm256_permute2_pd): Likewise.
27697 (_mm_permute2_ps): Likewise.
27698 (_mm256_permute2_ps): Likewise.
27699 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27700 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
27702 * config/i386/i386.c (ix86_builtins): Remove
27703 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
27704 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
27705 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
27706 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
27707 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
27708 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
27709 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
27710 __builtin_ia32_vpermil2ps256.
27711 (ix86_init_mmx_sse_builtins): Updated.
27712 (ix86_expand_args_builtin): Likewise.
27714 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27716 * pa.c (output_call): Relocate non-jump insns in the delay slot of
27717 long absolute calls when generating PA 2.0 code.
27719 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
27721 PR rtl-optimization/38583
27722 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
27724 * params.def (ira-max-conflict-table-size): New.
27726 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
27728 * ira.h (ira_conflicts_p): New external definition.
27730 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
27731 table. Report this. Return result of building.
27732 (ira_build_conflicts): Use ira_conflicts_p. Check result of
27733 building conflict table.
27735 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
27736 (ira_color): Use ira_conflicts_p.
27738 * global.c: Include ira.h.
27739 (pseudo_for_reload_consideration_p, build_insn_chain): Use
27742 * Makefile.in (global.o): Add ira.h.
27744 * ira-build.c (mark_all_loops_for_removal,
27745 propagate_some_info_from_allocno): New.
27746 (remove_unnecessary_allocnos): Call
27747 propagate_some_info_from_allocno.
27748 (remove_low_level_allocnos): New.
27749 (remove_unnecessary_regions): Add parameter. Call
27750 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
27751 parameter to remove_unnecessary_regions.
27752 (ira_build): Remove all regions but root if the conflict table was
27753 not built. Update conflict hard regs for allocnos crossing calls.
27755 * ira.c (ira_conflicts_p): New global.
27756 (ira): Define and use ira_conflicts_p.
27758 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27759 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
27760 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
27762 2009-01-06 Ben Elliston <bje@au.ibm.com>
27764 * gengtype-lex.l (YY_NO_INPUT): Define.
27766 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
27769 * c-common.c (handle_vector_size_attribute): Also reject
27770 BOOLEAN_TYPE types.
27772 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
27774 PR tree-optimization/38492
27775 * graphite.c (rename_map_elt, debug_rename_elt,
27776 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
27777 rename_map_elt_info, eq_rename_map_elts,
27778 get_new_name_from_old_name, bb_in_sese_p): Moved around.
27779 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
27780 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
27781 (sese_build_livein_liveouts): New.
27782 (new_sese, free_sese): New.
27783 (new_scop): Call new_sese.
27784 (free_scop): Call free_sese.
27785 (rename_variables_from_edge, rename_phis_end_scop): Removed.
27786 (register_old_new_names): Renamed register_old_and_new_names.
27787 (register_scop_liveout_renames, add_loop_exit_phis,
27788 insert_loop_close_phis, struct igp,
27789 default_liveout_before_guard, add_guard_exit_phis,
27790 insert_guard_phis, copy_renames): New.
27791 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
27792 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
27793 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
27794 (scop_adjust_phis_for_liveouts): New.
27795 (gloog): Call scop_adjust_phis_for_liveouts.
27797 * graphite.h (struct sese): Documented. Added fields liveout,
27798 num_ver and livein.
27799 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
27800 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
27801 (struct scop): Added field liveout_renames.
27802 (SCOP_LIVEOUT_RENAMES): New.
27804 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27806 PR tree-optimization/38510
27807 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
27808 (translate_clast): Call recompute_all_dominators before
27810 (gloog): Call recompute_all_dominators before graphite_verify.
27812 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27813 Jan Sjodin <jan.sjodin@amd.com>
27815 PR tree-optimization/38500
27816 * graphite.c (create_sese_edges): Call fix_loop_structure after
27819 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27821 * config.gcc: Add m32r*-*-rtems*.
27822 * config/m32r/rtems.h: New file.
27824 2009-01-05 Ben Elliston <bje@au.ibm.com>
27826 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27827 (.po.pox): Likewise.
27828 (po/gcc.pot): Likewise.
27830 2009-01-04 David S. Miller <davem@davemloft.net>
27832 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27833 (STARTING_FRAME_OFFSET): Always set to zero.
27835 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27837 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27838 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27839 fixed-point types, and vectors of the same.
27841 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27843 * config/mips/sync.md (*mb_barrier): Rename to...
27844 (*memory_barrier): ...this.
27846 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27848 * doc/extend.texi (Function Attributes): Move @cindex after @item
27849 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27850 and put in alphabetical order. Fix 'target' name and put in order.
27851 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27854 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27856 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27857 (memory_barrier): Expand as unspec instead of unspec_volatile.
27858 Remove mem:BLK from insn operands. Use Pmode scratch register.
27859 (*memory_barrier): Define as unspec instead of unspec_volatile.
27860 Use (match_dup 0) as input operand.
27862 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27863 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27864 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27865 scratch register. Remove operand 1.
27866 (*stbar): Define as unspec instead of unspec_volatile.
27867 Use (match_dup 0) as input operand, remove (const_int 8).
27868 (*membar): Define as unspec instead of unspec_volatile.
27869 Use (match_dup 0) as input operand, remove input operand 2.
27871 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27872 (memory_barrier): Expand as unspec instead of unspec_volatile.
27873 Remove mem:BLK from insn operands. Use Pmode scratch register.
27874 (*memory_barrier): Define as unspec instead of unspec_volatile.
27875 Use (match_dup 0) as input operand.
27877 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27878 Remove mem:BLK from insn operands. Use Pmode scratch register.
27879 Set volatile flag on operand 0.
27880 (*memory_barrier): New insn pattern.
27882 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27884 (*memory_barrier): Use (match_dup 0) as input operand.
27886 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27887 Remove mem:BLK from insn operands. Use Pmode scratch register.
27888 Set volatile flag on operand 0.
27889 (*mb_internal): New insn pattern.
27891 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27893 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27895 PR middle-end/38586
27896 * function.c (struct temp_slot): Move to the section of the file
27897 that deals with temp slots. Remove field 'address'.
27898 (temp_slot_address_table): New hash table of address -> temp slot.
27899 (struct temp_slot_address_entry): New struct, items for the table.
27900 (temp_slot_address_compute_hash, temp_slot_address_hash,
27901 temp_slot_address_eq, insert_temp_slot_address): Support functions
27903 (find_temp_slot_from_address): Rewrite to use the new hash table.
27904 (remove_unused_temp_slot_addresses): Remove addresses of temp
27905 slots that have been made available.
27906 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27907 worker function for remove_unused_temp_slot_addresses.
27908 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27909 Add the temp slot address to the address -> temp slot map.
27910 (update_temp_slot_address): Update via insert_temp_slot_address.
27911 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27912 (pop_temp_slots): Likewise.
27913 (init_temp_slots): Allocate the address -> temp slot map, or empty
27914 the map if it is already allocated.
27915 (prepare_function_start): Initialize temp slot processing.
27917 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27919 PR middle-end/38584
27920 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27921 Calculate the size of all stack vars assuming no packing of stack
27922 vars will happen, replacing a quadratic algorithm with a linear one.
27924 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27927 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27930 2009-01-03 Diego Novillo <dnovillo@google.com>
27932 * doc/contrib.texi: Update contributions.
27934 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27937 * builtins.c (fold_builtin_memory_op): Give up if either operand
27938 is volatile. Set srctype or desttype to non-qualified version
27942 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27943 and FUNCTION_DECLs.
27945 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27947 PR rtl-optimization/35805
27948 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27949 problem if fast dce is able to remove any instructions.
27950 * dce.c (dce_process_block): Fix dump message.
27952 2009-01-02 Mark Mitchell <mark@codesourcery.com>
27955 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
27957 2009-01-02 Jakub Jelinek <jakub@redhat.com>
27959 PR middle-end/38690
27960 * tree-flow.h (op_code_prio, op_prio): New prototypes.
27961 * tree-pretty-print.c (op_code_prio): New function.
27962 (op_prio): No longer static. Use op_code_prio.
27963 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
27964 Use op_prio and op_code_prio to determine if () should be
27965 printed around operand(s) or not.
27967 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
27968 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
27969 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
27970 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
27971 pp_character instead of pp_string for single letter printing.
27973 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
27975 * doc/extend.texi: Fix '#pragma GCC option' typo.
27977 2009-01-02 Richard Guenther <rguenther@suse.de>
27979 * doc/install.texi (--enable-checking): Mention different
27980 default for stage1.
27981 (--enable-stage1-checking): Document.
27983 2009-01-01 Andrew Pinski <pinskia@gmail.com>
27985 PR middle-end/30142
27986 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
27987 case to be an error.
27989 2009-01-02 Ben Elliston <bje@au.ibm.com>
27991 * config/fp-bit.h (pack_d): Constify argument.
27992 * config/fp-bit.c (makenan): Constify return type. Remove casts.
27993 (isnan): Constify argument.
27995 (iszero): Likewise.
27996 (pack_d): Likewise.
27997 (_fpadd_parts): Constify return type.
27998 (_fpmul_parts): Likewise.
27999 (_fpdiv_parts): Likewise.
28001 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28004 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28005 warn about overwriting initializer with side-effects or
28006 -Woverride-init if !IMPLICIT.
28007 (output_init_element): Likewise. Pass IMPLICIT down to
28009 (process_init_element): Add IMPLICIT argument. Pass it down
28010 to output_init_element.
28011 (push_init_element, pop_init_level, set_designator): Adjust
28012 process_init_element callers.
28013 (set_nonincremental_init, set_nonincremental_init_from_string):
28014 Adjust add_pending_init callers.
28015 (output_pending_init_elements): Adjust output_init_element callers.
28016 * c-tree.h (process_init_element): Adjust prototype.
28017 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28018 process_init_element callers.
28021 Copyright (C) 2009 Free Software Foundation, Inc.
28023 Copying and distribution of this file, with or without modification,
28024 are permitted in any medium without royalty provided the copyright
28025 notice and this notice are preserved.