1 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
4 * doc/invoke.texi (Warning Options): Annotate allowed languages
5 for -Wunsuffixed-float-constants.
7 2009-10-05 Jakub Jelinek <jakub@redhat.com>
9 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
10 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
11 same name and isn't the main variant.
14 * dwarf2out.c (loc_by_reference): Removed.
15 (dw_loc_list_1): New function.
16 (dw_loc_list): Remove toplev argument, add want_address argument.
17 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
18 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
19 want_address == 2 to dw_loc_list. For successful dw_loc_list
20 set have_address to 1 only if want_address is not 0.
22 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
24 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
25 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
26 a code block followed by two pointers.
27 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
28 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
29 (MIPS_MOVE): Likewise.
34 (mips_asm_trampoline_template): Delete.
35 (mips_trampoline_code_size): New function.
36 (mips_trampoline_init): Add shorter sequences for all cases
37 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
38 Calculate the opcodes directly, rather than copying from a template.
39 Only flush the code part of the trampoline.
40 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
42 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
44 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
45 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
46 (INCOMING_RETURN_ADDR_RTX): Likewise.
47 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
49 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
50 with RETURN_ADDR_REGNUM.
51 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
52 * config/mips/mips.c (mips16_build_call_stub): Replace
53 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
54 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
55 (mips_print_operand_punctuation): Likewise.
56 (mips_frame_set): Likewise.
57 (mips16e_output_save_restore): Likewise.
58 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
59 (mips_save_reg_p): Likewise.
60 (mips_return_addr): Likewise.
61 (mips_set_return_address): Likewise.
62 (mips_direct_save_slot_move_p): Likewise.
63 (mips_output_function_prologue): Likewise.
64 (mips_restore_reg): Likewise.
65 (mips_expand_epilogue): Likewise.
66 (mips_epilogue_uses): Likewise.
67 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
68 (*mov<mode>_ra): Use it instead of a hard-coded 31.
69 (clear_hazard_<mode>): Likewise.
70 (call_internal): Likewise.
71 (call_internal_direct): Likewise.
72 (call_direct_split): Likewise.
73 (call_value_internal): Likewise.
74 (call_value_split): Likewise.
75 (call_value_internal_direct): Likewise.
76 (call_value_direct_split): Likewise.
77 (call_value_multiple_internal): Likewise.
78 (call_value_multiple_split): Likewise.
80 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
81 Jakub Jelinek <jakub@redhat.com>
83 PR rtl-optimization/41511
84 * combine.c (record_value_for_reg): Pass explicit values as argument
85 to get_last_value_validate.
86 (get_last_value_validate): Document INSN parameter.
87 For non-readonly MEMs, assume they might have been modified if INSN
88 was in another basic block.
89 (get_last_value): Minor reformatting.
91 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
94 * final.c (asm_str_count): Split out from asm_insn_count.
95 * rtl.h (asm_str_count): New prototype.
96 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
99 2009-10-05 Sriraman Tallam <tmsriram@google.com>
101 * doc/plugins.texi: Change plugin_pass to register_pass_info.
103 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
104 Rafael Espindola <espindola@google.com>
106 * gengtype.c (write_types): Moved call to write_func_for_structure
109 2009-10-05 Richard Guenther <rguenther@suse.de>
112 * lto-cgraph.c (output_cgraph): Output toplevel asms.
113 (input_cgraph_1): Input toplevel asms.
115 2009-10-05 Richard Guenther <rguenther@suse.de>
118 * lto-symtab.c (lto_compatible_attributes_p): Remove.
119 (external_aggregate_decl_p): Likewise.
120 (lto_symtab_compatible): Re-structure. Remove dead code.
121 For variables ignore toplevel qualifiers when comparing types.
122 Issue warnings, not errors for mismatched user-alignment.
124 2009-10-05 Richard Guenther <rguenther@suse.de>
128 * lto-symtab.c (struct lto_symtab_base_def): Remove.
129 (struct lto_symtab_identifier_def): Likewise.
130 (struct lto_symtab_decl_def): Likewise.
131 (struct lto_symtab_entry_def): New.
132 (lto_symtab_identifier_t): Rename to ...
133 (lto_symtab_entry_t): ... this.
134 (lto_symtab_decls): Remove.
135 (lto_symtab_base_hash): Rename to ...
136 (lto_symtab_entry_hash): ... this.
137 (lto_symtab_base_eq): Rename to ...
138 (lto_symtab_entry_eq): ... this.
139 (lto_symtab_base_marked_p): Rename to ...
140 (lto_symtab_entry_marked_p): ... this.
141 (lto_symtab_identifier_marked_p): Remove.
142 (lto_symtab_decl_marked_p): Likewise.
143 (lto_symtab_maybe_init_hash_tables): Rename to ...
144 (lto_symtab_maybe_init_hash_table): ... this.
145 (lto_symtab_set_resolution_and_file_data): Remove.
146 (lto_symtab_register_decl): New function.
147 (lto_symtab_get_identifier): Remove.
148 (lto_symtab_get): New function.
149 (lto_symtab_get_resolution): Adjust.
150 (lto_symtab_get_identifier_decl): Remove.
151 (lto_symtab_set_identifier_decl): Likewise.
152 (lto_symtab_merge_decl): Rename to ...
153 (lto_symtab_merge): ... this. Rewrite.
154 (lto_symtab_merge_var): Remove.
155 (lto_symtab_merge_fn): Likewise.
156 (lto_symtab_prevailing_decl): Adjust.
157 (lto_cgraph_replace_node): New function.
158 (lto_symtab_merge_decls_2): Likewise.
159 (lto_symtab_merge_decls_1): Likewise.
160 (lto_symtab_fixup_var_decls): Likewise.
161 (lto_symtab_resolve_symbols): Likewise.
162 (lto_symtab_merge_decls): Likewise.
163 (lto_symtab_prevailing_decl): Adjust.
164 (lto_symtab_get_symtab_def): Remove.
165 (lto_symtab_get_file_data): Likewise.
166 (lto_symtab_clear_resolution): Adjust.
167 (lto_symtab_clear_resolution): Likewise.
168 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
169 (input_cgraph_1): Likewise.
170 * lto-streamer-in.c (get_resolution): Do not provide fake
171 symbol resolutions here.
172 (deferred_global_decls): Remove.
173 (lto_register_deferred_decls_in_symtab): Likewise.
174 (lto_register_var_decl_in_symtab): Change signature, register
175 variable via lto_symtab_register_decl.
176 (lto_register_function_decl_in_symtab): Likewise.
177 (lto_read_tree): Adjust.
178 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
179 (lto_symtab_merge_var): Likewise.
180 (lto_symtab_merge_fn): Likewise.
181 (lto_symtab_register_decl): Declare.
182 (lto_symtab_merge_decls): Likewise.
184 2009-10-05 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/23821
187 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
188 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
189 simple IV increments.
191 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
193 * config/arm/arm.c (arm_override_options): Really initialize
194 flag_dwarf2_cfi_asm to 0.
196 2009-10-05 Doug Kwan <dougkwan@google.com>
198 PR rtl-optimization/41574
199 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
200 floating point and we are not doing unsafe math optimizations.
202 2009-10-03 Simon Baldwin <simonb@google.com>
203 Cary Coutant <ccoutant@google.com>
204 Rafael Espindola <espindola@google.com>
205 Richard Guenther <rguenther@suse.de>
206 Jan Hubicka <jh@suse.cz>
207 Doug Kwan <dougkwan@google.com>
208 H.J. Lu <hongjiu.lu@intel.com>
209 Bill Maddox <maddox@google.com>
210 Ryan Mansfield <rmansfield@qnx.com>
211 Diego Novillo <dnovillo@google.com>
212 Ollie Wild <aaw@google.com>
213 Kenneth Zadeck <zadeck@naturalbridge.com>
215 * lto-cgraph.c: New file.
216 * lto-compress.c: New file.
217 * lto-compress.h: New file.
218 * lto-opts.c: New file.
219 * lto-section-in.c: New file.
220 * lto-section-out.c: New file.
221 * lto-streamer-in.c: New file.
222 * lto-streamer-out.c: New file.
223 * lto-streamer.c: New file.
224 * lto-streamer.h: New file.
225 * lto-symtab.c: New file.
226 * lto-wpa-fixup.c: New file.
227 * lto-wrapper.c: New file.
229 2009-10-03 Simon Baldwin <baldwin@google.com>
230 Ben Elliston <bje@au.ibm.com>
231 Rafael Espindola <espindola@google.com>
232 Nathan Froyd <froydnj@codesourcery.com>
233 Jan Hubicka <jh@suse.cz>
234 Doug Kwan <dougkwan@google.com>
235 Diego Novillo <dnovillo@google.com>
236 Kenneth Zadeck <zadeck@naturalbridge.com>
238 * Makefile.in (enable_lto): New.
239 (site.exp): If @enable_lto@ is set to 'yes' define
241 (LINKER_PLUGIN_API_H): Define.
242 (LTO_SYMTAB_H): Define.
243 (LTO_STREAMER_H): Define.
244 (TREE_VECTORIZER_H): Define.
245 (INCLUDES): Add LIBELFINC.
246 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
247 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
248 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
250 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
251 (native): Add lto-wrapper$(exeext)
252 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
253 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
254 lto-symtab.o, lto-opts.o, lto-streamer.o,
255 lto-wpa-fixup.o): New rules.
256 (gimple.o): Add dependency on LTO_HEADER_H and
258 (varasm.o): Add dependency on tree-iterator.h.
259 (cgraph.o): Add dependency on cif-code.def.
260 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
261 (ipa-pure-const.o): Likewise.
262 (GTFILES): Add lto-symtab.c.
263 (install-lto-wrapper): New.
264 * configure.ac: If 'lto' is in enable_languages, define
265 ENABLE_LTO and enable_lto.
266 If LIBELFLIBS is set, define HAVE_libelf.
267 * config.in: Regenerate.
269 2009-10-03 Rafael Espindola <espindola@google.com>
270 Diego Novillo <dnovillo@google.com>
272 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
274 Call execute_ipa_summary_passes for all_regular_ipa_passes and
276 (cgraph_optimize): Make extern.
278 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
279 Kenneth Zadeck <zadeck@naturalbridge.com>
281 * toplev.c (in_lto_p): Declare.
282 * collect2.c (scan_prog_file): Read all the output when reading
284 (enum lto_mode_d): Declare.
286 2009-10-03 Richard Guenther <rguenther@suse.de>
287 Diego Novillo <dnovillo@google.com>
289 * gimple.c: Include target.h and alias.h.
290 (gimple_types): Declare.
291 (type_hash_cache): Declare.
292 (gimple_alloc_stat): Make extern.
293 (gimple_build_eh_must_not_throw): Call
294 gimple_eh_must_not_throw_set_fndecl.
295 (struct type_pair_d): Declare.
296 (type_pair_t): Declare.
297 (type_pair_hash): New.
299 (lookup_type_pair): New.
300 (gimple_force_type_merge): New.
301 (compare_type_names_p): New.
302 (compare_field_offset): New.
303 (gimple_types_compatible_p): New.
304 (struct sccs): Declare.
305 (next_dfs_num): Declare.
306 (iterative_hash_gimple_type): New.
308 (iterative_hash_type_name): New.
309 (iterative_hash_gimple_type): New.
310 (gimple_type_hash): New.
311 (gimple_type_eq): New.
312 (gimple_register_type): New.
313 (print_gimple_types_stats): New.
314 (gimple_signed_or_unsigned_type): New.
315 (gimple_unsigned_type): New.
316 (gimple_signed_type): New.
317 (gimple_get_alias_set): New.
318 (gimple_decl_printable_name): Do not use DMGL_TYPES.
319 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
320 (gimple_force_type_merge): Declare.
321 (gimple_types_compatible_p): Declare.
322 (gimple_register_type): Declare.
323 (print_gimple_types_stats): Declare.
324 (gimple_unsigned_type): Declare.
325 (gimple_signed_type): Declare.
326 (gimple_get_alias_set): Declare.
327 (gimple_eh_must_not_throw_set_fndecl): New.
329 2009-10-03 Jan Hubicka <jh@suse.cz>
330 Kenneth Zadeck <zadeck@naturalbridge.com>
332 * ipa-pure-const.c: Include lto-streamer.h.
333 (register_hooks): Factor out of ...
334 (generate_summary): ... here.
335 (pure_const_write_summary): New.
336 (pure_const_read_summary): New.
337 (pass_ipa_pure_const): Add pure_const_write_summary and
338 pure_const_read_summary.
339 * ipa-reference.c: Include lto-streamer.h.
340 (add_new_function): New.
341 (remove_node_data): New.
342 (duplicate_node_data): New.
343 (ipa_init): Guard against multiple calls.
344 Move hook setup from analyze_function.
345 (write_node_summary_p): New.
346 (ipa_reference_write_summary): New.
347 (ipa_reference_read_summary): New.
348 (pass_ipa_reference): Add ipa_reference_write_summary and
349 ipa_reference_read_summary.
350 * cgraph.h (cgraph_local_info): Add field lto_file_data.
351 (struct cgraph_edge): Add fields lto_stmt_uid and
352 call_stmt_cannot_inline_p.
353 (cgraph_optimize): Declare.
354 (cgraph_decide_is_function_needed): Declare.
355 (reset_inline_failed): Declare.
356 (enum LTO_cgraph_tags): Declare.
357 (LTO_cgraph_tag_names): Declare.
358 (LCC_NOT_FOUND): Define.
360 2009-10-03 Doug Kwan <dougkwan@google.com>
361 Rafael Espindola <espindola@google.com>
362 Jan Hubicka <jh@suse.cz>
363 Diego Novillo <dnovillo@google.com>
364 Kenneth Zadeck <zadeck@naturalbridge.com>
366 * passes.c (all_regular_ipa_passes): New.
367 (all_ipa_passes): Rename to all_small_ipa_passes.
368 (init_optimization_passes): Init all_regular_ipa_passes.
369 * tree-pass.h (all_regular_ipa_passes): New.
370 (all_ipa_passes): Rename to all_small_ipa_passes.
371 * passes.c (all_lto_gen_passes): New.
372 (init_optimization_passes): Initialize all_lto_gen_passes.
373 (execute_ipa_summary_passes): Make non-static.
374 (ipa_write_summaries_1): New.
375 (ipa_write_summaries_2): New.
376 (ipa_write_summaries): New.
377 (ipa_write_summaries_of_cgraph_node_set): New.
378 (ipa_read_summaries_1): New.
379 (ipa_read_summaries): New.
380 (execute_ipa_pass_list): Call cgraph_process_new_functions.
381 (execute_regular_ipa_pass_list): Remove.
382 (init_optimization_passes): Schedule
383 pass_rebuild_cgraph_edges and pass_early_inline outside
384 of pass_all_early_optimizations. Document reason.
385 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
386 pass_ipa_lto_finish_out): New pass.
387 (pass_ipa_summary_passes): Start and stop timers if the pass
389 (execute_all_ipa_transforms): New.
390 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
391 (dump_properties, debug_properties): New.
392 * tree-optimize.c (gate_all_early_local_passes): Return
393 false if we are in lto1.
394 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
395 * tree-pass.h (execute_all_ipa_transforms): Declare.
396 (pass_ipa_function_and_variable_visibility): Declare.
397 (pass_ipa_early_inline): Declare.
398 (pass_ipa_lto_gimple_out): Declare.
399 (pass_ipa_lto_wpa_fixup): Declare.
400 (pass_ipa_lto_finish_out): Declare.
401 (all_small_ipa_passes, all_regular_ipa_passes,
402 all_lto_gen_passes): Declare.
403 (execute_ipa_summary_passes): Declare.
404 (execute_all_ipa_transforms): Declare.
405 (ipa_write_summaries): Declare
406 (ipa_write_summaries_of_cgraph_node_set): Declare.
407 (ipa_read_summaries): Declare.
409 2009-10-03 Doug Kwan <dougkwan@google.com>
410 Ollie Wild <aaw@google.com>
412 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
415 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
416 (lto_mode): New variable.
417 (maybe_run_lto_and_relink): Handle the -fwpa option.
418 (main): Handle the -fwpa option.
419 (maybe_unlink_list): New function.
420 * gcc.c (link_lto_options): Replace -flto with -fwpa.
421 * common.opt (flto): New flag.
422 * toplev.c (flag_generate_lto): Declare.
424 2009-10-03 Simon Baldwin <simonb@google.com>
426 * common.opt (flto-compression-level): New flag.
428 * opts.c: Include lto-opts.h.
429 (handle_option): Call lto_register_user_option for each
430 valid option handled.
431 * (decode_options): Clear registered options before the options
434 2009-10-03 Cary Coutant <ccoutant@google.com>
436 * collect2.c (is_elf): New function.
437 (scan_prog_file): Require LTO object to be in ELF format.
439 2009-10-03 Rafael Espindola <espindola@google.com>
441 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
442 libgcc to the linker.
444 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
447 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
448 (collect_execute): Add flags argument. Pass flags to pex_run. Update
450 * collect2.h (collect_execute): Add flags argument.
451 * tlink.c (tlink_execute): Update call to collect_execute.
452 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
453 (use_linker_plugin): New.
454 (use_linker_plugin_spec_function): New.
455 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
456 (linker_plugin_file_spec): New.
457 (lto_wrapper_spec): New.
459 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
460 (static_spec_functions): Add use-linker-plugin.
461 (process_command): Handle -use-linker-plugin.
462 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
463 linker_plugin_file_spec and lto_gcc_spec.
464 (use_linker_plugin_spec_function): New.
466 2009-10-03 Richard Guenther <rguenther@suse.de>
470 * tree.h (is_lang_specific): Include LANG_TYPE.
471 * tree.c (find_decls_types_r): Manually add interesting parts
472 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
474 * gimple.c (type_pair_hash): Make symmetric.
475 (type_pair_eq): Likewise.
476 (lookup_type_pair): Increase initial hashtable size.
477 (gimple_force_type_merge): Rely on type-pair symmetry.
478 (visit): Remove excessive checking code.
479 (iterative_hash_type_name): Do not hash TYPE_NAME of
481 (gimple_register_type): Remove getenv calls, shrink initial
485 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
486 inline functions if not generating lto output.
489 * toplev.c (finalize): In WPA mode remove the asm file.
491 2009-10-03 Doug Kwan <dougkwan@google.com>
493 * ipa-inline.c (cgraph_mark_inline): Check
494 edge->call_stmt_cannot_inline_p instead of calling
495 gimple_call_cannot_inline_p.
496 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
497 (cgraph_gate_ipa_early_inlining): Return false if
499 (inline_generate_summary): Do nothing in LTRANS.
500 * cgraph.c (initialize_inline_failed): Make sure
501 e->call_stmt exists before calling
502 gimple_call_cannot_inline_p.
503 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
504 (cgraph_clone_edge): Add argument STMT_UID. Modify all
506 Update new_edge->lto_stmt_uid.
507 * cgraphbuild.c (reset_inline_failed): New.
509 * common.opt (fwpa): New flag.
510 (fltrans): New option.
511 * gcc.c (gcc_lto_option_t): New type.
512 (current_lto_option): New variable.
513 (lto_single_spec_function): Remove and is replaced by ..
514 (lto_option_spec_function): New function.
515 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
516 passing the -flto flag.
517 (cc1_options): Separate non-LTO related parts into ..
518 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
519 (lto1_options): New spec for lto FE.
520 (link_lto_options): New spec for handling LTO flags in linker.
521 (invoke_lto_single): Re-format to fit in 80 column. Replace
522 lto-single with lto-option.
523 (static_specs): Add cc1_non_lto_options, lto1_options and
525 (static_spec_function): Replace lto-single with lto-option.
526 (process_command): Handle -flto, -fwpa and -fltran
527 by setting current_lto_option and not passing it to subprocess
530 2009-10-03 Bill Maddox <maddox@google.com>
532 Add `gcc' driver support for link-time code generation (LTO).
534 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
535 (lto_flag, lto_objects, lto_o_file): New variables.
536 (struct lto_object, struct lto_object_list): New structures.
537 (collect_exit, handler): Remove LTO temporary output file on exit.
538 (add_lto_object): New function.
539 (maybe_run_lto_and_relink): New function. Perform link time code
540 generation and relinking for object files containing LTO information.
541 (main): Invoke maybe_run_lto_and_relink().
542 (dump_argv): New function. For debugging, currently disabled.
543 (scan_prog_file): Add LTO information pass.
544 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
546 * toplev.c (compile_file): Emit assembler directive to create
547 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
549 2009-10-03 Diego Novillo <dnovillo@google.com>
551 * c.opt: Add LTO to warn_abi and warn_psabi.
553 * tree.c (fld_worklist_push): Rename from PUSH.
554 Convert to static inline function.
555 Ignore language-specific nodes.
557 (find_decls_types_r): Do not traverse the subtrees of
558 language-specific nodes.
559 Do not traverse DECL_INITIAL for TYPE_DECLs.
560 * tree.h (is_lang_specific): New.
561 * langhooks.h (struct lang_hooks_for_decls): Remove
562 may_need_assembler_name_p. Update all users.
564 * c-common.c (set_builtin_user_assembler_name): Move ...
565 * builtins.c (set_builtin_user_assembler_name): ... here.
566 (is_builtin_name): Add comment
567 (is_builtin_fn): New.
568 * except.c (output_ttype): Only call
569 lookup_type_for_runtime if TYPE is not a runtime type.
571 * passes.c (register_pass): Call position_pass on
572 all_small_ipa_passes, all_regular_ipa_passes and
574 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
575 (TV_IPA_LTO_DECL_IO): Define.
576 (TV_IPA_LTO_CGRAPH_IO): Define.
578 (TV_WHOPR_WPA): Define.
579 (TV_WHOPR_WPA_IO): Define.
580 (TV_WHOPR_LTRANS): Define.
581 (TV_WHOPR_WPA_FIXUP): Define.
582 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
583 * tree-cfg.c (tree_node_can_be_shared): Make extern.
584 * tree-flow.h (tree_node_can_be_shared): Declare.
585 * tree-inline.c (tree_can_inline_p): Check that E has a
586 statement associated with it.
587 * tree.c (free_lang_data_in_binf): Factor out of ...
588 (free_lang_data_in_type): ... here.
589 Call RECORD_OR_UNION_TYPE_P.
590 (need_assembler_name_p): Ignore DECL if it does not have
592 Call lang_hooks.decls.may_need_assembler_name_p if set.
593 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
595 (free_lang_data): Set debug_info_level to
597 Set write_symbols to NO_DEBUG.
598 Set debug_hooks to do_nothing_debug_hooks.
599 (gate_free_lang_data): Return true if flag_generate_lto
601 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
602 * c-common.h (set_builtin_user_assembler_name): Move ...
603 * tree.h (set_builtin_user_assembler_name): ... here.
605 * common.opt (flto-report): New flag.
606 * opts.c (complain_wrong_lang): Do not complain if
608 * collect2.c (scan_prog_file): Send the error output of
609 'nm' to HOST_BIT_BUCKET.
611 2009-10-03 Ollie Wild <aaw@google.com>
613 * langhooks-def.h (lhd_begin_section): New function declaration.
614 (lhd_write_section): New function declaration.
615 (lhd_end_section): New function declaration.
616 (LANG_HOOKS_BEGIN_SECTION): New macro.
617 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
618 (LANG_HOOKS_END_SECTION): New macro.
619 (LANG_HOOKS_LTO): New macro.
620 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
621 * langhooks.c (output.h): Add include.
622 (saved_section): New static variable.
623 (lhd_begin_section): New function.
624 (lhd_write_section_data): New function.
625 (lhd_end_section): New function.
626 * langhooks.h (struct lang_hooks_for_lto): New structure.
627 (struct lang_hooks): Add member lto.
628 * Makefile.in (langhooks.o): Add dependency on output.h.
630 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
632 2009-10-03 Richard Guenther <rguenther@suse.de>
634 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
637 2009-10-03 Simon Baldwin <simonb@google.com>
638 Richard Guenther <rguenther@suse.de>
639 Janis Johnson <janis187@us.ibm.com>
640 Doug Kwan <dougkwan@google.com>
641 Diego Novillo <dnovillo@google.com>
642 Ramana Radhakrishnan <ramana.r@gmail.com>
643 Ollie Wild <aaw@google.com>
645 * doc/install.texi: Add documentation for libelf and --enable-lto.
646 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
647 -fltrans, -flto-report, -flto-compression-level and
649 * doc/sourcebuild.texi: Document use of zlib.
651 Add section for LTO Testing.
653 2009-10-02 Cary Coutant <ccoutant@google.com>
655 Add support for comdat type sections for DWARF v4. Merge from dwarf4
657 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
658 (dw_die_ref): Define vector type.
659 (enum dw_val_class): Add dw_val_class_data8.
660 (struct dw_val_struct): Add v.val_data8.
661 (comdat_type_node_ref): New type.
662 (struct die_struct): Move die_symbol into a union; add new field
663 die_type_node. Change all uses.
664 (comdat_type_node): New type.
665 (skeleton_chain_node): New type.
666 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
667 (comdat_type_list): New variable.
668 (dwarf_tag_name): Add DW_TAG_type_unit.
669 (dwarf_attr_name): Add DW_AT_signature.
670 (add_AT_data8): New function.
671 (replace_child): New function.
672 (move_all_children): New function.
673 (print_signature): New function.
674 (print_die): Print signature information; add dw_val_class_data8.
675 (attr_checksum): Support dw_val_class_data8.
676 (CHECKSUM_STRING): Redefine for DWARF-4 to include
678 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
679 (checksum_sleb128, checksum_uleb128): New functions.
680 (checksum_die_context): New function.
681 (loc_checksum_ordered): New function.
682 (attr_checksum_ordered): New function.
683 (struct checksum_attributes): New structure.
684 (collect_checksum_attributes): New function.
685 (die_checksum_ordered): New function.
686 (generate_type_signature): New function.
687 (same_dw_val_p): Add dw_val_class_data8.
688 (is_symbol_die): Use new is_declaration_die function.
689 (is_declaration_die): New function.
690 (should_move_die_to_comdat): New function.
691 (clone_die): New function.
692 (clone_tree): New function.
693 (clone_as_declaration): New function.
694 (copy_declaration_context): New function.
695 (generate_skeleton_ancestor_tree): New function.
696 (generate_skeleton_bottom_up): New function.
697 (generate_skeleton): New function.
698 (remove_child_or_replace_with_skeleton): New function.
699 (break_out_comdat_types): New function.
700 (struct decl_table_entry): New type.
701 (htab_decl_hash): New function.
702 (htab_decl_eq): New function.
703 (htab_decl_del): New function.
704 (copy_ancestor_tree): New function.
705 (copy_decls_walk): New function.
706 (copy_decls_for_unworthy_types): New function.
707 (build_abbrev_table): Don't assert on missing die_symbol when doing
708 comdat type sections.
709 (size_of_die): Use DW_FORM_sig8 for external references; Add
711 (unmark_dies): Don't assert for unmarked dies when doing comdat
713 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
714 (output_signature): New function.
715 (output_die): Likewise.
716 (output_compilation_unit_header): Mark output as DWARF version 3
717 even if generating DWARF 4.
718 (output_comdat_type_unit): New function.
719 (output_line_info): Mark output as DWARF version 3 even if generating
721 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
723 (dwarf2out_end_source_file): Likewise.
724 (prune_unused_types_walk_attribs): Don't follow references into
725 comdat type sections.
726 (prune_unused_types_mark): When generating type units, do not mark
727 children of non-defining declarations of types; do mark children of
729 (prune_unused_types): Process comdat type sections.
730 (htab_ct_hash): New function.
731 (htab_ct_eq): New function.
732 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
733 Add a pointer to the line table from type unit entries so
734 DW_AT_decl_file has meaning.
735 * varasm.c (default_elf_asm_named_section): Use identifier name as
736 comdat key instead of lang hook.
738 2009-10-02 Neil Vachharajani <nvachhar@google.com>
740 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
742 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
744 * config/i386/i386.md (divmod<mode>4) Macroize expander from
745 divmoddi4, divmodsi4 and divmodhi4 patterns using SWI248 macro.
746 (*divmod<mode>4): Macroize insn_and_split pattern from
747 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
748 and their corresponding splitters usign SWI248 macro. Split SImode
749 insn to generate cltd and DImode insn to generate cqto instead of
750 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
751 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
752 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
753 *divmodsi_noext patterns using SWI248 macro.
754 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
755 udivmodhi4 patterns using SWI248 macro.
756 (*udivmod<mode>4): Macroize insn_and_split pattern from
757 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
758 corresponding splitters using SWI248 macro.
759 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
760 *udivmodsi4_noext and *udivmodhi_noext patterns using SWI248 macro.
762 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
764 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
765 of zero-sized element is zero-sized regardless of its extent.
767 2009-10-02 Jakub Jelinek <jakub@redhat.com>
770 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
771 * configure: Regenerated.
772 * config.in: Regenerated.
773 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
774 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
775 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
776 not emitting .eh_frame, emit .cfi_sections .debug_frame
781 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
782 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
784 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
785 vars use DECL_RTL with resetting it back to NULL afterwards.
786 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
787 rtx_equal_p instead of asserting it is a SYMBOL_REF.
788 (value_format): For dw_val_class_addr only use DW_FORM_addr if
789 the attribute type allows it, otherwise use DW_FORM_dataN.
790 (mem_loc_descriptor): Handle CONST_STRING.
791 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
792 Handle MEM with CONST_STRING address using add_AT_string.
793 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
794 CONST_STRING for const arrays initialized with a string literal.
795 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
796 (dwarf2out_finish): Call resolve_addr.
798 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
799 Maxim Kuvyrkov <maxim@codesourcery.com>
801 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
803 2009-10-02 Nick Clifton <nickc@redhat.com>
805 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
806 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
808 2009-10-01 Jan Hubicka <jh@suse.cz>
810 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
811 (cgraph_create_virtual_clone): Just pass redirect_callers
813 * cgraph.h (cgraph_clone_node): Update prototype.
814 * ipa-pure-const.c (self_recursive_p): New function.
816 * ipa-inline.c (cgraph_clone_inlined_nodes,
817 cgraph_decide_recursive_inlining): Update.
819 2009-10-01 David Daney <ddaney@caviumnetworks.com>
821 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
822 instructions for TARGET_OCTEON.
824 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
826 * config/arm/arm.c (arm_override_options): Turn off
827 flag_dwarf2_cfi_asm for AAPCS variants.
829 2009-10-01 Martin Jambor <mjambor@suse.cz>
832 * tree-sra.c (convert_callers): Do not call
833 compute_inline_parameters on one caller more than once.
835 2009-10-01 Nick Clifton <nickc@redhat.com>
837 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
838 an empty string if not already defined.
840 2009-10-01 Martin Jambor <mjambor@suse.cz>
843 * tree-sra.c (is_va_list_type): New function.
844 (find_var_candidates): Call is_va_list_type.
845 (find_param_candidates): Check that the type or the type pointed
846 to are not va_list types.
848 2009-10-01 Martin Jambor <mjambor@suse.cz>
851 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
852 DECL_ARTIFICIAL (param_decl) is true.
854 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
856 * tree.h (tree_decl_common::lang_flag_8): New.
857 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
859 * c-common.h (RID_CONSTEXPR): New.
861 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
863 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
864 Use ref-all pointers.
865 (alpha_gimplify_va_arg): Ditto.
867 2009-09-30 Jakub Jelinek <jakub@redhat.com>
870 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
871 before insn counting loop now that BB_END (bb) is counted. Ensure
872 the return value isn't zero.
874 2009-09-30 Nick Clifton <nickc@redhat.com>
876 * config.gcc (sh-symbianelf): Replace definition of extra_objs
877 with separate definitions of c_target_objs and cxx_target_objs.
878 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
880 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
881 sh_symbian_import_export_class.
882 * config/sh/sh-protos.h: Fix names of exported symbian functions.
883 * config/sh/symbian.c: Delete, moving code into...
884 * config/sh/symbian-base.c: ... here
885 * config/sh/symbian-c.c: ... and here
886 * config/sh/symbian-cxx.c: ... and here.
888 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
891 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
892 of plus RTX into register.
894 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
896 * doc/install.texi: Linguistic and markup fixes.
897 (Configuration) <--disable-cpp>: Remove description.
898 <--enable-maintainer-mode>: Autotools files are affected, too.
899 <--with-sysroot>: Improve description.
900 (Building): Bump required GNU make version.
902 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
904 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
907 * config/i386/fma4intrin.h: New file, provide common x86 compiler
908 intrinisics for FMA4.
909 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
910 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
911 Add FMA4 check and fma4intrin.h.
912 * config/i386/i386-c.c(ix86_target_macros_internal): Check
914 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
915 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
916 constant for FMA4 support.
917 (UNSPEC_FMA4_FMADDSUB): Ditto.
918 (UNSPEC_FMA4_FMSUBADD): Ditto.
919 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
920 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
921 (ix86_expand_fma4_multiple_memory): Ditto.
922 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
923 (OPTION_MASK_ISA_FMA4_UNSET): New.
924 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
925 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
926 (ix86_handle_option): Handle -mfma4.
927 (isa_opts): Handle -mfma4.
928 (enum pta_flags): Add PTA_FMA4.
929 (override_options): Add FMA4 support.
930 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
931 (IX86_BUILTIN_VFMADDSD): Ditto.
932 (IX86_BUILTIN_VFMADDPS): Ditto.
933 (IX86_BUILTIN_VFMADDPD): Ditto.
934 (IX86_BUILTIN_VFMSUBSS): Ditto.
935 (IX86_BUILTIN_VFMSUBSD): Ditto.
936 (IX86_BUILTIN_VFMSUBPS): Ditto.
937 (IX86_BUILTIN_VFMSUBPD): Ditto.
938 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
939 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
940 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
941 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
942 (IX86_BUILTIN_VFNMADDSS): Ditto.
943 (IX86_BUILTIN_VFNMADDSD): Ditto.
944 (IX86_BUILTIN_VFNMADDPS): Ditto.
945 (IX86_BUILTIN_VFNMADDPD): Ditto.
946 (IX86_BUILTIN_VFNMSUBSS): Ditto.
947 (IX86_BUILTIN_VFNMSUBSD): Ditto.
948 (IX86_BUILTIN_VFNMSUBPS): Ditto.
949 (IX86_BUILTIN_VFNMSUBPD): Ditto.
950 (IX86_BUILTIN_VFMADDPS256): Ditto.
951 (IX86_BUILTIN_VFMADDPD256): Ditto.
952 (IX86_BUILTIN_VFMSUBPS256): Ditto.
953 (IX86_BUILTIN_VFMSUBPD256): Ditto.
954 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
955 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
956 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
957 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
958 (IX86_BUILTIN_VFNMADDPS256): Ditto.
959 (IX86_BUILTIN_VFNMADDPD256): Ditto.
960 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
961 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
962 (enum multi_arg_type): New enum for describing the various FMA4
963 intrinsic argument types.
964 (bdesc_multi_arg): New table for FMA4 intrinsics.
965 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
966 (ix86_expand_multi_arg_builtin): New function for creating FMA4
968 (ix86_expand_builtin): Add FMA4 intrinsic support.
969 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
970 operand instructions.
971 (ix86_expand_fma4_multiple_memory): New function to split the
972 second memory reference from FMA4 instructions.
973 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
974 (ssemodesuffixf2s): Ditto.
975 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
977 (fma4_fmsub<mode>4): Ditto.
978 (fma4_fnmadd<mode>4): Ditto.
979 (fma4_fnmsub<mode>4): Ditto.
980 (fma4_vmfmadd<mode>4): Ditto.
981 (fma4_vmfmsub<mode>4): Ditto.
982 (fma4_vmfnmadd<mode>4): Ditto.
983 (fma4_vmfnmsub<mode>4): Ditto.
984 (fma4_fmadd<mode>4256): Ditto.
985 (fma4_fmsub<mode>4256): Ditto.
986 (fma4_fnmadd<mode>4256): Ditto.
987 (fma4_fnmsub<mode>4256): Ditto.
988 (fma4_fmaddsubv8sf4): Ditto.
989 (fma4_fmaddsubv4sf4): Ditto.
990 (fma4_fmaddsubv4df4): Ditto.
991 (fma4_fmaddsubv2df4): Ditto.
992 (fma4_fmsubaddv8sf4): Ditto.
993 (fma4_fmsubaddv4sf4): Ditto.
994 (fma4_fmsubaddv4df4): Ditto.
995 (fma4_fmsubaddv2df4): Ditto.
996 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
997 instructions for intrinsics.
998 (fma4i_fmsub<mode>4): Ditto.
999 (fma4i_fnmadd<mode>4): Ditto.
1000 (fma4i_fnmsub<mode>4): Ditto.
1001 (fma4i_vmfmadd<mode>4): Ditto.
1002 (fma4i_vmfmsub<mode>4): Ditto.
1003 (fma4i_vmfnmadd<mode>4): Ditto.
1004 (fma4i_vmfnmsub<mode>4): Ditto.
1005 (fma4i_fmadd<mode>4256): Ditto.
1006 (fma4i_fmsub<mode>4256): Ditto.
1007 (fma4i_fnmadd<mode>4256): Ditto.
1008 (fma4i_fnmsub<mode>4256): Ditto.
1009 (fma4i_fmaddsubv8sf4): Ditto.
1010 (fma4i_fmaddsubv4sf4): Ditto.
1011 (fma4i_fmaddsubv4df4): Ditto.
1012 (fma4i_fmaddsubv2df4): Ditto.
1013 (fma4i_fmsubaddv8sf4): Ditto.
1014 (fma4i_fmsubaddv4sf4): Ditto.
1015 (fma4i_fmsubaddv4df4): Ditto.
1016 (fma4i_fmsubaddv2df4): Ditto.
1018 * doc/invoke.texi (-mfma4): Add documentation.
1019 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1021 2009-09-29 Richard Henderson <rth@redhat.com>
1023 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1024 an edge to the new destination block.
1026 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1029 * pa.c (hppa_profile_hook): Use
1030 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1032 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1033 Alexander Monakov <amonakov@ispras.ru>
1036 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1037 (not_postinc_memory_operand): New.
1038 (not_postinc_move_operand): New.
1039 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1040 (*cmovsi_internal): Ditto.
1042 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1044 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1045 restrict issue_rate in first pass when scheduling for register
1048 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1049 Rafael Avila de Espindola <espindola@google.com>
1051 * gengtype.c (plugin_output): New.
1052 (get_output_file_with_visibility): Return plugin_output for plugins.
1053 (main): Parse and use the -P option.
1054 * gty.texi: Update the command line format.
1056 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1059 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1061 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1062 out if !const_ok_for_output.
1065 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1066 case VAR_LOCATION>: Remove gcc_unreachable ().
1068 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1070 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1071 (x86_64-*-*): Ditto.
1072 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1073 back to smmintrin.h.
1074 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1075 * config/i386/x86intrin.h: Remove SSE5.
1076 * config/i386/mmintrin-common.h: Delete file.
1077 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1079 2009-09-29 Richard Guenther <rguenther@suse.de>
1081 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1082 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1084 2009-09-29 Nick Clifton <nickc@redhat.com>
1086 * function.c (current_function_name): If there is no current
1087 function just return "<none>".
1089 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1091 * tree-pass.h (register_pass_info): New structure.
1092 (pass_positioning_ops): Move enum from gcc-plugin.h.
1093 (register_pass): New function.
1094 * gcc-plugin.h (plugin_pass): Delete structure.
1095 (pass_positioning_ops): Delete enum.
1096 * plugin.c (regsiter_pass): Delete function.
1097 (position_pass): Delete function.
1098 (added_pass_nodes): Delete variable.
1099 (prev_added_pass_nodes): Delete variable.
1100 (pass_list_node): Delete structure.
1101 * passes.c (make_pass_instance): New function.
1102 (next_pass_1): Change to call make_pass_instance.
1103 (pass_list_node): Move structure from gcc-plugin.h.
1104 (added_pass_nodes): Move variable from plugin.c.
1105 (prev_added_pass_nodes): Move variable from plugin.c.
1106 (position_pass): New function.
1107 (register_pass): New function.
1109 2009-09-28 Easwaran Raman <eraman@google.com>
1111 * ifcvt.c (noce_try_abs): Recognize pattern and call
1112 expand_one_cmpl_abs_nojump.
1113 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1114 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1116 2009-09-28 Ian Lance Taylor <iant@google.com>
1119 * c-opts.c (c_common_handle_option): Don't set
1120 warn_jump_misses_init for -Wall.
1121 * doc/invoke.texi (Warning Options): Update documentation.
1123 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1125 * Makefile.in ($(out_object_file)): Depend on
1126 gt-$(basename $(notdir $(out_file))).h.
1128 2009-09-28 Richard Henderson <rth@redhat.com>
1130 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1131 * except.c (gen_eh_region): Set it.
1132 (duplicate_eh_regions_1): Copy it.
1133 * tree-eh.c (lower_resx): Use it to determine which function
1136 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1137 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1138 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1139 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1140 BUILT_IN_CXA_END_CLEANUP if necessary.
1142 * c-common.c (c_define_builtins): Update call to
1143 build_common_builtin_nodes.
1145 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1147 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1149 2009-09-28 Michael Matz <matz@suse.de>
1151 * builtins.c (interclass_mathfn_icode): New helper.
1152 (expand_builtin_interclass_mathfn): Use it here, and split folding
1154 (fold_builtin_interclass_mathfn): ... this new folder.
1155 (build_call_nofold_loc): New static helper.
1156 (build_call_nofold): New wrapper macro for above.
1157 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1158 (expand_builtin_pow): Ditto.
1159 (expand_builtin_memset_args): Ditto.
1160 (expand_builtin_printf): Ditto.
1161 (expand_builtin_fprintf): Ditto.
1162 (expand_builtin_sprintf): Ditto.
1163 (expand_builtin_memory_chk): Ditto.
1164 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1165 (expand_builtin_stpcpy): Ditto.
1166 (expand_builtin_strcmp): Ditto.
1167 (expand_builtin_strncmp): Ditto.
1168 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1169 (expand_builtin_strcpy_args): Don't call folders.
1170 (expand_builtin_memcmp): Ditto.
1171 (expand_builtin_strncpy): Ditto, and use target.
1172 (expand_builtin_memcpy): Ditto.
1173 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1174 expand_builtin_strpbrk, expand_builtin_memmove,
1175 expand_builtin_memmove_args, expand_builtin_bcopy,
1176 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1177 expand_builtin_strspn, expand_builtin_strcspn,
1178 expand_builtin_fputs): Remove these.
1179 (expand_builtin): Don't call the above, change calls to other
1180 expanders that changed prototype.
1181 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1182 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1183 fold_builtin_interclass_mathfn.
1184 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1185 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1187 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1188 * passes.c (init_optimization_passes): Move pass_fold_builtins
1189 after last phiopt pass.
1190 * tree-inline.c (fold_marked_statements): When folding builtins
1191 iterate over all instruction potentially generated.
1192 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1194 (fold_gimple_call): Use it to always fold calls (into potentially
1195 multiple instructions).
1196 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1197 calls into zero at this time.
1198 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1199 statements generated by builtin folding.
1201 2009-09-28 Nick Clifton <nickc@redhat.com>
1203 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1206 2009-09-28 Duncan Sands <baldrick@free.fr>
1208 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1209 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1210 (register_callback): Dispatch it.
1211 (invoke_plugin_callbacks): Incorporate in sanity check.
1212 * ggc.h (ggc_register_cache_tab): Add declaration.
1213 * ggc-common.c (ggc_register_root_tab): Simplify.
1214 (const_ggc_cache_tab_t): New typedef.
1215 (extra_cache_vec): New vector of dynamically added cache tables.
1216 (ggc_register_cache_tab): New function.
1217 (ggc_scan_cache_tab): New function.
1218 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1219 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1221 2009-09-27 Richard Henderson <rth@redhat.com>
1223 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1224 which we remove __builtin_stack_restore.
1226 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1228 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1229 to test for GRD_INVARIANT.
1230 (simple_rhs_p): Anything that's function_invariant_p is fine.
1232 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1234 * gengtype.c (main): Use plunge_files instead of plugin_output.
1236 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1237 Rafael Avila de Espindola <espindola@google.com>
1239 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1240 Don't print pch related info if it is false.
1241 (main): Don't print pch info in plugin mode.
1243 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1245 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1246 with dw_val_class_const_double.
1247 (struct dw_val_struct): Replace val_long_long with val_double and
1248 adjust for above change.
1249 (output_loc_operands): Likewise.
1250 (add_AT_long_long): Rename into...
1251 (add_AT_double): ...this.
1252 (print_die): Replace dw_val_class_long_long with
1253 dw_val_class_const_double and adjust.
1254 (attr_checksum): Likewise.
1255 (same_dw_val_p): Likewise.
1256 (size_of_die): Likewise.
1257 (value_format): Likewise.
1258 (output_die): Likewise.
1259 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1260 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1261 instead of add_AT_long_long.
1262 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1263 value with the precision of its type.
1265 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1268 * c-typeck.c (build_conditional_expr): Use the readonly and
1269 volatile flags of the operand types, not of the operands itself.
1271 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1273 collect2.c (main): Look for -brtl before adding libraries.
1275 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1277 * config.gcc: Update OpenBSD targets.
1278 * config/openbsd-stdint.h: New file.
1279 * config/openbsd-libpthread.h: New file.
1280 * config/openbsd.h: Update and break out LIB_SPEC definition.
1281 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1282 * config/i386/openbsdelf.h: Correct types.
1283 * config/m68k/openbsd.h: Likewise.
1284 * config/mips/openbsd.h: Likewise.
1285 * config/vax/openbsd.h: Likewise.
1287 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1289 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1290 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1291 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1292 of the length and zero.
1294 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1296 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1297 (FLAGS_H): Add options.h $(REAL_H).
1298 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1299 (TREE_VECTORIZER_H): New.
1300 (EBITMAP_H): Renamed from EBIMAP_H.
1301 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1302 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1303 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1304 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1305 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1306 (graphite-clast-to-gimple.o, graphite-dependences.o)
1307 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1308 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1309 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1310 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1311 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1312 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1313 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1314 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1315 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1316 updated and fixed as per above changes and per
1317 check_makefile_deps.sh output.
1320 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1321 * configure: Regenerate.
1323 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1325 * doc/install.texi: Update minimum MPC version to 0.7.
1327 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1329 * doc/install.texi (Binaries): Remove reference to the binary
1330 distribution CD-ROM from the FSF.
1332 2009-09-26 Michael Matz <matz@suse.de>
1336 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1337 that are mentioned in the body.
1339 2009-09-26 Michael Matz <matz@suse.de>
1341 PR tree-optimization/41454
1342 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1343 (tree_ssa_dominator_optimize): Don't allocate and free it.
1344 (dom_opt_leave_block): Don't iterate over it.
1345 (eliminate_redundant_computations): Don't return a value.
1346 (cprop_operand, cprop_into_stmt): Ditto.
1347 (optimize_stmt): Don't defer updating stmts.
1349 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1351 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1352 generic_parameter_die, template_parameter_pack_die,
1353 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1354 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1355 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1357 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1359 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1360 * config/v850/v850.c (v850_function_value): New function.
1361 (TARGET_FUNCTION_VALUE): Define.
1363 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1365 * tree-vect-stmts.c (vectorizable_call): Call
1366 mark_symbols_for_renaming after vect_finish_stmt_generation.
1368 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1369 to loc_descriptor_from_tree.
1370 (add_location_or_const_value_attribute): Pass 0 instead of 2
1371 for decl_by_reference_p decls.
1373 2009-09-25 Richard Guenther <rguenther@suse.de>
1376 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1379 2009-09-25 Ben Elliston <bje@au.ibm.com>
1381 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1384 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1386 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1387 form of instruction.
1389 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1392 * fold-const.c (const_binop): Handle complex int division.
1393 * tree-complex.c (expand_complex_div_straight,
1394 expand_complex_div_wide): Update comments.
1396 2009-09-24 DJ Delorie <dj@redhat.com>
1399 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1400 (reg_class): Likewise.
1401 (REG_CLASS_NAMES): Likewise.
1402 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1404 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1407 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1409 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1410 Delete VSX load/store with update support.
1411 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1412 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1416 (VStype_load_update): Ditto.
1417 (VStype_store_update): Ditto.
1418 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1419 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1421 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1422 load/store with update builtins.
1424 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1426 * libgcc2.c (L_trampoline): Prototype for getpagesize
1427 and mprotect in WINNT case.
1429 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1431 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1432 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1433 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1434 'outgoing' argument.
1435 (TARGET_FUNCTION_VALUE): Define.
1437 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1439 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1441 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1444 * common.opt: Initialize dwarf_strict to -1.
1445 * toplev.c (process_options): Catch unset dwarf_strict
1446 and set to 0 for all targets not overriding.
1447 * config/darwin.c (darwin_override_options): Catch unset
1448 dwarf_strict and override to 1.
1450 2009-09-24 Jeff Law <law@redhat.com>
1452 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1454 2009-09-24 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/36143
1457 PR tree-optimization/38747
1458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1459 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1461 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1464 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1465 return false instead of gcc_unreachable (). For CONST return the
1466 value returned by recursive call instead of always returning true.
1467 (tree_add_const_value_attribute): Return the value returned by
1468 add_const_value_attribute instead of always returning true if rtl
1471 2009-09-23 Justin Seyster <jrseys@gmail.com>
1473 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1475 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1477 * cgraphunit.c (cgraph_lower_function): Revert last change.
1478 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1479 instead of DECL_NO_STATIC_CHAIN.
1480 * tree-cfg.c (verify_gimple_call): Likewise.
1481 * tree-nested.c (get_chain_decl, get_chain_field,
1482 convert_tramp_reference_op, convert_gimple_call): Likewise.
1483 (convert_all_function_calls): Likewise. Always set or clear
1484 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1485 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1486 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1488 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1489 DECL_NO_STATIC_CHAIN.
1490 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1491 instead of DECL_NO_STATIC_CHAIN.
1492 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1493 decl_function_context.
1494 * varasm.c (initializer_constant_valid_p): Likewise.
1495 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1496 (DECL_STATIC_CHAIN): ... this.
1497 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1498 instead of DECL_NO_STATIC_CHAIN.
1500 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1501 Rafael Avila de Espindola <espindola@google.com>
1503 * gengtype.c (nb_plugin_files): Make it unsigned to match
1504 num_gt_files. Adjust other variables to avoid warnings.
1505 (main): Allocate an all zero lang_bitmap before each plugin file name
1506 to match regular file names.
1508 2009-09-23 Richard Henderson <rth@redhat.com>
1510 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1511 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1512 static chain passed in memory.
1513 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1514 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1515 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1516 STATIC_CHAIN_REGNUM defined.
1518 * config/picochip/picochip-protos.h: s/class/klass/.
1519 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1520 (picochip_static_chain): New.
1521 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1522 (STATIC_CHAIN_INCOMING): Remove.
1524 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1525 (xtensa_static_chain): New.
1526 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1528 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1530 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1531 * config/pa/pa-protos.h (function_value): Remove.
1532 * config/pa/pa.c (pa_function_value): Rename from function_value.
1533 Make static, add 'outgoing' argument.
1534 (TARGET_FUNCTION_VALUE): Define.
1536 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1538 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1539 instead of cfun->machine->is_leaf.
1540 * config/avr/avr.h (machine_function): Remove is_leaf field.
1542 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1545 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1546 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1547 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1548 the same size, prefer DW_OP_stack_value.
1549 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1550 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1552 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1555 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1557 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1560 * cfgexpand.c (convert_debug_memory_address): New.
1561 (expand_debug_expr): Convert base address and offset to the same
1562 mode. Use it to convert addresses to other modes. Accept
1565 2009-09-23 Richard Guenther <rguenther@suse.de>
1567 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1568 produced for bigendian targets with promoted subregs.
1570 2009-09-23 Richard Guenther <rguenther@suse.de>
1572 * value-prof.c (gimple_ic): Purge old EH edges only after building
1575 2009-09-23 Nick Clifton <nickc@redhat.com>
1577 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1579 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1582 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1585 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1586 on non-nested functions.
1588 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1589 Jan Hubicka <jh@suse.cz>
1591 * dwarf2out.c (loc_list_plus_const): Only define if
1592 DWARF2_DEBUGGING_INFO.
1593 (address_of_int_loc_descriptor): Likewise.
1596 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1598 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1601 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1602 constant is more than zero.
1604 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1607 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1608 call final to emit non-scheduled prologue, instead insert at entry.
1610 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1611 Joseph S. Myers <joseph@codesourcery.com>
1613 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1615 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1616 Rafael Avila de Espindola <espindola@google.com>
1618 * gengtype.c (is_file_equal): New function.
1619 (close_output_files): Use is_file_equal. Free of->buf.
1621 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1622 Rafael Avila de Espindola <espindola@google.com>
1624 * gengtype.c (write_types, write_local): Add the output_header
1625 argument. Update all callers.
1627 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1629 * dwarf2out.c (template_parameter_pack_die,
1630 gen_formal_parameter_pack_die ): New functions.
1631 (make_ith_pack_parameter_name): Remove this function.
1632 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1633 DW_TAG_formal_parameter_pack.
1634 (gen_generic_params_dies): Represent each template parameter pack
1635 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1636 represented by usual DW_TAG_template_*_parameter DIEs that are
1637 children of the DW_TAG_template_parameter_pack element DIE.
1638 (generic_parameter_die): This doesn't deal with parameter pack
1639 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1640 of parameter pack DIEs.
1641 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1642 in certain cases, e.g. for pack elements.
1643 (gen_formal_types_die, gen_decl_die): Adjust usage of
1644 gen_formal_parameter_die.
1645 (gen_subprogram_die): Represent each function parameter pack by a
1646 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1647 represented by usual DW_TAG_formal_parameter DIEs that are children
1648 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1649 ____builtin_va_alist decls as no part of the compiler uses those
1651 * langhooks.h (struct lang_hooks_for_decls): Add
1652 function_parm_expanded_from_pack_p, get_generic_function_decl
1653 and function_parameter_pack_p hooks. Fix comment for
1654 get_innermost_generic_parms hook.
1655 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1656 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1657 macros and use them to initialize lang_hook.
1659 2009-09-22 Richard Henderson <rth@redhat.com>
1661 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1662 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1663 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1664 on TRAMPOLINE_TEMPLATE.
1665 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1666 TRAMPOLINE_ADJUST_ADDRESS.
1667 * targhooks.c (default_asm_trampoline_template): Remove.
1668 (default_trampoline_adjust_address): Remove.
1669 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1670 * targhooks.h: Update decls.
1672 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1674 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1675 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1676 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1678 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1681 * reload1.c (reload): Reset debug insns with pseudos without
1684 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1686 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1687 unconditional true for decimal float modes.
1688 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1689 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1691 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1693 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1694 Enable a new case for __FreeBSD__ >= 7.
1695 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1696 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1697 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1698 and USE_LD_AS_NEEDED.
1700 * doc/install.texi (*-*-freebsd*): Update target information.
1702 2009-09-22 Richard Guenther <rguenther@suse.de>
1705 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1706 arrays really properly.
1708 2009-09-22 Richard Henderson <rth@redhat.com>
1711 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1712 calls.static_chain, calls.trampoline_init,
1713 calls.trampoline_adjust_address.
1714 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1715 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1716 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1717 * builtins.c (expand_builtin_setjmp_receiver): Use
1718 targetm.calls.static_chain; only clobber registers.
1719 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1720 set up memory attributes properly for the trampoline block.
1721 (expand_builtin_adjust_trampoline): Use
1722 targetm.calls.trampoline_adjust_address.
1723 * calls.c (prepare_call_address): Add fndecl argument. Use
1724 targetm.calls.static_chain.
1725 * df-scan.c (df_need_static_chain_reg): Remove.
1726 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1727 consolodate static chain handling.
1728 * doc/tm.texi: Document new hooks.
1729 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1730 (init_emit_regs): Don't initialize them.
1731 * expr.h (prepare_call_address): Update decl.
1732 * final.c (profile_function): Use targetm.calls.static_chain.
1733 * function.c (expand_function_start): Likewise.
1734 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1735 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1736 only clobber registers.
1737 * targhooks.c (default_static_chain): New.
1738 (default_asm_trampoline_template, default_trampoline_init): New.
1739 (default_trampoline_adjust_address): New.
1740 * targhooks.h: Declare them.
1741 * varasm.c (assemble_trampoline_template): Use
1742 targetm.asm_out.trampoline_template. Make the memory block const
1745 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
1746 alpha_initialize_trampoline. Make static. Merge VMS parameter
1747 differences into the TARGET_ABI_OPEN_VMS code block.
1748 (TARGET_TRAMPOLINE_INIT): New.
1749 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
1750 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
1751 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
1752 (INITIALIZE_TRAMPOLINE): Remove.
1754 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
1755 (TRAMPOLINE_TEMPLATE): Merge with ...
1756 (INITIALIZE_TRAMPOLINE): ... this and move ...
1757 * config/arc/arc.c (arc_trampoline_init): ... here.
1758 (TARGET_TRAMPOLINE_INIT): New.
1760 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1761 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1762 (arm_asm_trampoline_template): New.
1763 (arm_trampoline_init, arm_trampoline_adjust_address): New.
1764 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
1765 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
1766 code to arm_asm_trampoline_template.
1767 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
1768 arm_trampoline_adjust_address.
1769 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
1770 adjust for target hook parameters.
1772 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
1775 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
1776 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
1777 (bfin_trampoline_init): Rename from initialize_trampoline;
1778 make static; update for target hook parameters.
1779 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1780 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
1781 bfin_asm_trampoline_template.
1782 (INITIALIZE_TRAMPOLINE): Remove.
1784 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1785 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
1786 cris_trampoline_init): New.
1787 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
1788 cris_asm_trampoline_template.
1789 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
1790 adjust for target hook parameters.
1792 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
1794 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1795 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
1796 fr30_trampoline_init): New.
1797 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
1798 fr30_asm_trampoline_template.
1799 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
1800 adjust for target hook parameters.
1802 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
1803 (frv_trampoline_init): Rename from frv_initialize_trampoline;
1804 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
1805 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
1806 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
1808 * config/h8300/h8300.c (h8300_trampoline_init): New.
1809 (TARGET_TRAMPOLINE_INIT): New.
1810 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
1811 to h8300_trampoline_init and adjust for hook parameters.
1813 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
1814 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
1815 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
1816 make static; adjust for hook parameters.
1817 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
1819 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1820 (TARGET_TRAMPOLINE_INIT): New.
1821 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
1822 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
1823 iq2000_asm_trampoline_template.
1824 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
1825 (TRAMPOLINE_CODE_SIZE): New.
1826 (TRAMPOLINE_SIZE): Use it.
1827 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
1829 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
1830 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
1831 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
1832 adjust for hook parameters.
1833 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
1835 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
1836 (m32r_trampoline_init): New.
1837 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
1838 m32r_trampoline_init.
1840 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
1841 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
1842 make static; update for hook parameters.
1843 * config/m68hc11/m68hc11-protos.h: Update.
1844 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
1846 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1847 (TARGET_TRAMPOLINE_INIT): New.
1848 (mcore_function_value): Fix typo.
1849 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
1850 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
1851 to mcore_asm_trampoline_template.
1852 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
1854 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
1855 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
1856 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
1857 update for hook parameters.
1858 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1860 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1861 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1862 mips_trampoline_init): New.
1863 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1864 mips_asm_trampoline_template.
1865 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1866 update for hook parameters.
1868 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1869 (TARGET_TRAMPOLINE_INIT): New.
1870 (mmix_trampoline_size): Remove.
1871 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1872 make static. Remove out-of-date tetra vs octa comment.
1873 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1874 make static; update for hook parameters.
1875 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1876 (INITIALIZE_TRAMPOLINE): Remove.
1877 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1878 (TRAMPOLINE_ALIGNMENT): New.
1879 * gcc/config/mmix/mmix-protos.h: Update.
1881 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1882 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1883 mn10300_trampoline_init): New.
1884 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1885 mn10300_asm_trampoline_template.
1886 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1888 * config/moxie/moxie.c (moxie_static_chain,
1889 moxie_asm_trampoline_template, moxie_trampoline_init,
1890 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1891 TARGET_TRAMPOLINE_INIT): New.
1892 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1893 moxie_trampoline_init.
1894 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1895 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1897 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1898 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1899 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1900 pa_trampoline_adjust_address): New.
1901 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1902 pa_asm_trampoline_template.
1903 (TRAMPOLINE_ALIGNMENT): New.
1904 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1905 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1906 adjust for hook parameters.
1907 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1909 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1910 (TARGET_TRAMPOLINE_INIT): New.
1911 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1912 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1914 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1916 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1917 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1918 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1919 make static; adjust parameters for the hook.
1920 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1922 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1923 s390_trampoline_template; make static.
1924 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1925 make static; adjust for target hook.
1926 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1927 * config/s390/s390-protos.h: Remove trampoline decls.
1928 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1929 (TRAMPOLINE_TEMPLATE): Remove.
1930 (TRAMPOLINE_ALIGNMENT): New.
1932 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1933 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1934 (TARGET_TRAMPOLINE_INIT): New.
1935 (score_asm_trampoline_template): New.
1936 (score_trampoline_init): Rename from score_initialize_trampoline;
1937 make static; adjust for hook parameters.
1938 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1939 score[37]_asm_trampoline_template.
1940 (INITIALIZE_TRAMPOLINE): Remove.
1941 * config/score/score3.c (score3_asm_trampoline_template): New.
1942 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1943 adjust for target hook.
1944 * config/score/score7.c (score7_asm_trampoline_template): New.
1945 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1946 adjust for target hook.
1947 * config/score/score3.h, config/score/score7.h: Update.
1949 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1950 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1951 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1952 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1953 make static; adjust for target hook parameters.
1954 (sh_trampoline_adjust_address): New.
1955 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1956 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1958 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1959 (sparc32_initialize_trampoline): Rename from
1960 sparc_initialize_trampoline; make static; replace tramp parameter
1961 with m_tramp and update memory accesses.
1962 (sparc64_initialize_trampoline): Similarly.
1963 (sparc_trampoline_init): New.
1964 * config/sparc/sparc-protos.h: Remove trampoline decls.
1965 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1966 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1968 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1969 (array_to_constant): Make ARR parameter const.
1970 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1971 make static; update for hook parameters.
1972 * config/spu/spu-protos.h: Update decls.
1973 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1975 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1976 from xstormy16_initialize_trampoline; make static; update for
1978 (TARGET_TRAMPOLINE_INIT): New.
1979 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1981 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1982 (TARGET_TRAMPOLINE_INIT): New.
1983 (v850_can_eliminate): Make static.
1984 (v850_asm_trampoline_template, v850_trampoline_init): New.
1985 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1986 v850_asm_trampoline_template.
1987 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1988 and adjust for target hook parameters.
1990 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1991 (TARGET_TRAMPOLINE_INIT): New.
1992 (vax_asm_trampoline_template, vax_trampoline_init): New.
1993 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1994 vax_asm_trampoline_template.
1995 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
1997 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1998 (TARGET_TRAMPOLINE_INIT): New.
1999 (xtensa_asm_trampoline_template): Rename from
2000 xtensa_trampoline_template; make static.
2001 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2002 make static; update for hook parameters.
2003 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2004 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2005 (INITIALIZE_TRAMPOLINE): Remove.
2007 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2008 error for nested functions with regparm=3.
2009 (ix86_compute_frame_layout): Adjust frame pointer offset for
2010 ix86_static_chain_on_stack.
2011 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2012 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2013 don't reset to UNITS_PER_WORD.
2014 (ix86_emit_leave): Adjust ix86_cfa_state.
2015 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2016 (ix86_static_chain): New.
2017 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2018 make static; update for target hook parameters; use ix86_static_chain.
2019 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2020 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2021 (INITIALIZE_TRAMPOLINE): Remove.
2022 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2023 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2024 to the end. Add static_chain_on_stack.
2025 (ix86_static_chain_on_stack): New.
2027 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2028 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2029 (m68k_trampoline_init): New.
2030 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2031 m68k_trampoline_init and adjust for hook parameters.
2032 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2033 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2035 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2037 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2038 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2040 * reload1.c (reload): Call wrap_constant when substituting
2041 reg for equiv inside of DEBUG_INSNs.
2044 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2045 add_call_src_coords_attributes, add_high_low_attributes,
2046 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2047 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2048 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2049 when -gdwarf-2 -gstrict-dwarf.
2050 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2051 -gdwarf-[23] -gstrict-dwarf.
2052 (address_of_int_loc_descriptor, loc_descriptor,
2053 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2054 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2055 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2057 2009-09-22 Richard Guenther <rguenther@suse.de>
2059 PR tree-optimization/41428
2060 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2061 (ccp_finalize): Pass it to substitute_and_fold.
2063 2009-09-22 Richard Guenther <rguenther@suse.de>
2065 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2066 (substitute_and_fold): Adjust prototype.
2067 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2068 (simplify_stmt_using_ranges): Likewise.
2069 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2070 (vrp_fold_stmt): New function.
2071 (vrp_finalize): Pass it to substitute_and_fold.
2072 * tree-flow.h (vrp_evaluate_conditional): Remove.
2073 (simplify_stmt_using_ranges): Likewise.
2074 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2075 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2076 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2078 (fold_predicate_in): Move to tree-vrp.c.
2079 (substitute_and_fold): Use the callback instead of calling into
2080 tree-vrp.c functions directly.
2082 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2084 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2085 comparison warning on rs6000.
2088 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2089 GIMPLE_EH_MUST_NOT_THROW cleanup.
2090 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2092 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2095 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2096 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2097 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2098 libSystem which is derived from the gcc 4.2.1 unwinder.
2100 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2103 * varasm.c (default_encode_section_info): Copy TLS model into
2104 sym_ref flags regardless of backend support for TLS, for all
2105 model types except TLS_MODEL_EMULATED.
2107 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2110 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2111 we can handle it correctly.
2113 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2115 * doc/install.texi (os2): Remove section.
2117 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2119 * doc/standards.texi (Objective-C): Adjust two URLs.
2121 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2123 * tree-tailcall.c (process_assignment): Don't check if a
2124 multiplication or an addition are already present.
2125 (find_tail_calls): Combine multiple additions and multiplications.
2126 (adjust_accumulator_values): Emit accumulators.
2128 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2130 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2131 xmm register restore.
2133 2009-09-21 Jan Hubicka <jh@suse.cz>
2135 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2136 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2139 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2141 * stor-layout.c (layout_type): Remove obsolete code.
2143 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2146 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2148 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2151 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2152 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2153 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2154 * fold-const.c (const_binop): Likewise.
2155 * real.h (do_mpc_arg2): Update prototype.
2157 2009-09-20 Jan Hubicka <jh@suse.cz>
2159 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2160 (add_location_or_const_value_attribute): Rewrite using
2162 (tree_add_const_value_attribute): Return true if successful.
2163 (tree_add_const_value_attribute_for_decl): Likewise.
2165 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2166 (loc_descriptor): ... here;
2167 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2168 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2169 pool items that was not marked for output.
2170 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2171 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2172 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2173 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2174 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2175 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2176 DW_OP_stack_value to get address of items that are not available
2178 (dw_loc_list): Handle single element lists correctly.
2180 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2181 Pascal Obry <obry@adacore.com>
2183 * unwind-dw2-fde.c (classify_object_over_fdes):
2184 Cast the constant 1 to _Unwind_Ptr.
2185 (add_fdes): Likewise.
2186 (linear_search_fdes): Likewise.
2188 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2190 * stor-layout.c (set_sizetype): Avoid useless type copy.
2192 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2194 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2196 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2197 * configure, config.in: Regenerate.
2198 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2200 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2201 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2202 for global data if the output could be used in a shared library.
2203 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2204 to 0 if TARGET_WRITABLE_EH_FRAME.
2206 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2208 PR rtl-optimization/39886
2209 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2210 just when insn is equal to BB_END (bb).
2212 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2214 * config/mips/mips.opt (mrelax-pic-calls): New option.
2215 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2217 (mips_unspec_call): Change "unspec_call" expander into this.
2218 (mips_strip_unspec_call): New function.
2219 (mips_got_load): Call mips_unspec_call instead of
2220 gen_unspec_call<mode>.
2221 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2223 (mips_cfg_in_reorg): New function.
2224 (mips16_lay_out_constants): Use it to decide whether to call
2225 CFG-aware insn splitting.
2226 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2227 mips_reorg. Move DF set-up code from here ...
2228 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2230 (mips_reorg): Call mips_df_reorg instead of
2231 r10k_insert_cache_barriers. Move CFG set-up code here from
2232 r10k_insert_cache_barriers.
2233 (mips_call_expr_from_insn): New function.
2234 (mips_pic_call_symbol_from_set): Likewise.
2235 (mips_find_pic_call_symbol): Likewise.
2236 (mips_annotate_pic_call_expr): Likewise.
2237 (mips_get_pic_call_symbol): Likewise.
2238 (mips_annotate_pic_calls): Likewise.
2239 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2241 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2242 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2243 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2245 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2246 (unspec_call<mode>): Remove it.
2247 (sibcall_internal, sibcall_value_internal,
2248 sibcall_value_multiple_internal, call_internal, call_split,
2249 call_value_internal, call_value_split,
2250 call_value_multiple_internal, call_value_multiple_split): Pass
2251 SIZE_OPNO to MIPS_CALL.
2252 (call_internal_direct, call_direct_split,
2253 call_value_internal_direct, call_value_direct_split): Pass -1 as
2254 SIZE_OPNO to MIPS_CALL.
2255 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2256 * configure: Regenerate.
2257 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2258 and -mno-relax-pic-calls.
2259 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2261 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2264 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2265 in the directory this rule is called from, rather than the
2266 toplevel 'gcc' directory, to fix in-tree build.
2268 2009-09-19 Chris Demetriou <cgd@google.com>
2270 PR preprocessor/28435:
2271 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2272 to cpplib that the preprocessor output is needed.
2274 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2276 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2277 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2278 *return_and_restore_fpregs_<mode>,
2279 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2282 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2283 instead of assuming it has always a REG inside of it.
2285 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2287 * config/freebsd.h: Update comment on types.
2288 (WINT_TYPE): Define.
2290 2009-09-18 Jason Merrill <jason@redhat.com>
2292 * c.opt: Add -fno-deduce-init-list.
2294 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2296 * value-prof.c (interesting_stringop_to_profile_p): Added output
2297 argument to indicate which parameter is the size parameter.
2298 * value-prof.c (gimple_stringop_fixed_value): Use
2299 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2300 * value-prof.c (gimple_stringops_transform): Update call sites to
2301 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2303 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2306 From David Binderman <dcb314@hotmail.com>:
2307 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2308 local variable f. Remove stale comments.
2309 (ix86_compute_frame_layout): Remove useless local variable total_size.
2310 Remove #if 0'd code.
2311 (legitimate_address_p): Remove useless local variables
2312 reason_rtx and reason.
2313 (ix86_split_copysign_const): Remove useless local variable op1.
2314 (scale_counter): Remove useless local variable piece_size_mask.
2316 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2318 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2321 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2324 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2326 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2328 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2331 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2333 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2334 DW_OP_implicit_value even without dwarf_version 4.
2336 2009-09-17 Jan Hubicka <jh@suse.cz>
2338 * dwarf2out.c: Include tree-pass.h and gimple.h.
2339 (loc_list_plus_const): New function.
2340 (loc_descriptor_from_tree_1): Rename to ...
2341 (loc_descriptor_from_tree): ... remove original.
2342 (loc_list_from_tree): New function.
2343 (add_AT_location_description): Accept location list.
2344 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2345 (concatn_mem_loc_descriptor): Remove.
2346 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2348 (secname_for_decl): Move up.
2349 (hidden_reference_p): New function; break out from ...
2350 (loc_by_refernece): ... here; move up.
2351 (dw_loc_list): New function.
2352 (single_element_loc_list): New function.
2353 (single_element_loc_list_p): New function.
2354 (add_loc_descr_to_each): New function.
2355 (add_loc_list): New function.
2356 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2357 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2358 add diagnostics why expansion failed.
2359 (add_location_or_const_value_attribute): Support location lists.
2360 (add_bound_info): Likewise.
2361 (descr_info_loc): Update call of loc_descriptor_from_tree.
2362 (gen_variable_die): Work on location lists.
2363 * final.c (pass_final): Add dump file.
2364 * Makefile.in (dwarf2out.o): Add new dependencies.
2366 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2369 * real.c decimal_from_integer, decimal_integer_string): New.
2370 (real_from_integer): Use them as special case for decimal float.
2371 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2372 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2373 Do not append zero after the decimal point in string to convert.
2375 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2377 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2378 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2380 2009-09-17 Martin Jambor <mjambor@suse.cz>
2382 * common.opt (fipa-sra): New switch.
2383 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2384 * timevar.def (TV_IPA_SRA): New timevar.
2385 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2386 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2387 * tree-sra.c: Include cgraph.c.
2388 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2389 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2390 and grp_not_necessarilly_dereferenced.
2391 (func_param_count): New variable.
2392 (encountered_apply_args): New variable.
2393 (bb_dereferences): New variable.
2394 (final_bbs): New variable.
2395 (no_accesses_representant): New variable.
2396 (no_accesses_p): New function.
2397 (dump_access): Dump the new fields.
2398 (sra_initialize): Set encountered_apply_args to false.
2399 (get_ssa_base_param): New function.
2400 (mark_parm_dereference): New function.
2401 (create_access): Caring for INIDRECT_REFs and different handling of
2402 varialble length accesses in early IPA SRA. Store the stmt - a new
2403 parameter - to the new access.
2404 (build_access_from_expr_1): New parameter stmt, passed to
2405 create_access. Handle INDIRECT_REFs.
2406 (build_access_from_expr): Pass the current statement to
2407 build_access_from_expr_1.
2408 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2410 (build_accesses_from_assign): Pass the current statement to
2411 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2412 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2413 final_bbs when necessary. Check for calls to __builtin_apply_args.
2414 Fixup EH info if anythng was changed.
2415 (is_unused_scalar_param): New function.
2416 (ptr_parm_has_direct_uses): New function.
2417 (find_param_candidates): New function.
2418 (mark_maybe_modified): New function.
2419 (analyze_modified_params): New function.
2420 (propagate_dereference_distances): New function.
2421 (dump_dereferences_table): New function.
2422 (analyze_caller_dereference_legality): New function.
2423 (unmodified_by_ref_scalar_representative): New function.
2424 (splice_param_accesses): New function.
2425 (decide_one_param_reduction): New function.
2426 (enum ipa_splicing_result): New type.
2427 (splice_all_param_accesses): New function.
2428 (get_param_index): New function.
2429 (turn_representatives_into_adjustments): New function.
2430 (analyze_all_param_acesses): New function.
2431 (get_replaced_param_substitute): New function.
2432 (get_adjustment_for_base): New function.
2433 (replace_removed_params_ssa_names): New function.
2434 (sra_ipa_reset_debug_stmts): New function.
2435 (sra_ipa_modify_expr): New function.
2436 (sra_ipa_modify_assign): New function.
2437 (convert_callers): New function.
2438 (modify_function): New function.
2439 (ipa_sra_preliminary_function_checks): New function.
2440 (ipa_early_sra): New function.
2441 (ipa_early_sra_gate): New function.
2442 (pass_early_ipa_sra): New variable.
2443 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2445 2009-09-17 Michael Matz <matz@suse.de>
2448 * tree.c (build_type_attribute_qual_variant): Export.
2449 * tree.h (build_type_attribute_qual_variant): Declare.
2450 * tree-inline.c (remap_type_1): Use it to build variants with
2451 the original qualifiers and attributes.
2453 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2455 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2456 without a fallthrough edge.
2458 2009-09-16 DJ Delorie <dj@redhat.com>
2460 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2461 chip and ignore the "fast_interrupt" attribute if so.
2463 2009-09-16 Richard Henderson <rth@redhat.com>
2466 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2469 2009-09-16 Richard Henderson <rth@redhat.com>
2472 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2473 is set only if DECL_NO_STATIC_CHAIN is unset.
2474 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2475 (FOR_EACH_NEST_INFO): New.
2476 (walk_all_functions): Use it.
2477 (finalize_nesting_tree): Likewise.
2478 (unnest_nesting_tree): Likewise.
2479 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2480 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2481 (convert_gimple_call): Early out if gimple_call_chain already set.
2482 (convert_all_function_calls): Iterate until no new functions
2483 require a static chain.
2484 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2485 when building a trampoline. Use dump_function_to_file instead
2487 (lower_nested_functions): Open dump_file. Validate that decls
2488 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2489 bit reset by this pass.
2491 2009-09-16 Michael Matz <matz@suse.de>
2494 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2495 shorten decl_common_unused.
2496 (DECL_RESTRICTED_P): New accessor.
2497 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2498 to disambiguate marked decls and restrict pointers.
2500 2009-09-16 Richard Henderson <rth@redhat.com>
2503 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2505 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2507 * integrate.c (set_block_abstract_flags): Call
2508 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2510 2009-09-16 Richard Guenther <rguenther@suse.de>
2513 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2516 2009-09-16 DJ Delorie <dj@redhat.com>
2517 Kaz Kojima <kkojima@gcc.gnu.org>
2519 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2520 (sh_expand_prologue): Update calls to output_stack_adjust.
2521 (sh_expand_epilogue): Likewise.
2523 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2526 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2527 trying to limit the extent of searches in the insn stream.
2529 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2530 Jakub Jelinek <jakub@redhat.com>
2534 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2536 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2537 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2538 (rs6000_savres_strategy): Always save FP registers inline if the
2539 target doesn't support hardware double-precision. Set the above
2540 bits in return value when needed.
2541 (rs6000_savres_routine_sym): Fix computation for cache selector.
2542 Mark the generated symbol as a function. Rename exitp argument to
2543 lr. Move code for determining the name of the symbol...
2544 (rs6000_savres_routine_name): ...here. New function. Add cases for
2545 getting the names right on AIX and 64-bit Linux.
2546 (savres_routine_name): New variable.
2547 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2548 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2549 on what the target routine uses as a base register. If savep && lr
2550 describe saving of r0 into memory slot.
2551 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2552 line calls for AIX ABI.
2553 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2554 determine FP save/restore functions.
2555 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2556 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2558 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2559 Duplicate restoration of LR and execute the appropriate one
2560 depending on whether GPRs are being restored inline. Set r11 from
2561 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2562 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2563 Fix out of line calls for AIX ABI.
2564 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2566 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2568 (*restore_gpregs_spe): Likewise.
2569 (*return_and_restore_gpregs_spe): Likewise.
2570 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2571 Define to empty string unconditionally.
2572 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2573 Define to empty string unconditionally.
2574 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2577 2009-09-15 Jan Hubicka <jh@suse.cz>
2579 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2580 * params.def (inline-insns-auto): Likewise.
2582 2009-09-15 Martin Jambor <mjambor@suse.cz>
2584 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2585 individual statements only at TDF_DETAILS dump level. Format
2586 source for 80 characters per line.
2588 2009-09-15 Christian Bruel <christian.bruel@st.com>
2590 * regrename.c (do_replace): Update REG_DEAD notes.
2592 2009-09-15 Revital Eres <eres@il.ibm.com>
2594 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2595 * targhooks.c (default_builtin_support_vector_misalignment):
2596 New builtin function.
2597 * targhooks.h (default_builtin_support_vector_misalignment):
2599 * target.h (builtin_support_vector_misalignment):
2600 New field in struct gcc_target.
2601 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2602 new builtin function.
2603 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2605 * config/rs6000/rs6000.c
2606 (rs6000_builtin_support_vector_misalignment): New function.
2607 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2609 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2611 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2613 (bfin_optimize_loop): Likewise.
2614 (bfin_gen_bundles): Likewise.
2615 (workaround_speculation): Likewise.
2616 (find_load): Return NULL_RTX for debug_insn.
2618 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2620 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2623 2009-09-14 DJ Delorie <dj@redhat.com>
2625 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2626 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2629 2009-09-14 Richard Henderson <rth@redhat.com>
2630 Jakub Jelinek <jakub@redhat.com>
2632 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2633 * cfgbuild.c (make_edges): Handle asm goto.
2634 * cfglayout.c (fixup_reorder_chain): Likewise.
2635 * cfgrtl.c (patch_jump_insn): Likewise.
2636 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2637 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2638 (gimple_build_asm_vec): Add and use labels parameter.
2639 (gimple_build_asm): Remove.
2640 (walk_gimple_asm): Walk labels too.
2641 * gimple.def (GIMPLE_ASM): Update docs.
2642 * gimple.h: Update decls.
2643 (struct gimple_statement_asm): Change nc to use unsigned char;
2645 (gimple_asm_nlabels): New.
2646 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2647 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2648 into gimple_build_asm_vec.
2649 * jump.c (mark_jump_label_asm): New.
2650 (mark_jump_label): Use it.
2651 (redirect_jump_1): Handle asm goto.
2652 (invert_jump_1): Soft fail if X is null.
2653 * recog.c (extract_asm_operands): New.
2654 (asm_noperands): Use it; handle asm labels.
2655 (decode_asm_operands): Use extract_asm_operands.
2656 (asm_operand_ok): Properly handle empty string.
2657 * reg-stack.c (get_asm_operands_in_out): Rename from
2658 get_asm_operand_n_inputs; use extract_asm_operands; return both
2659 inputs and outputs by reference; update all callers.
2660 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2661 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2662 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2663 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2664 (extract_asm_operands): Declare.
2665 * stmt.c (expand_asm_operands): Add and use labels parameter.
2666 (check_unique_operand_names): Likewise.
2667 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2668 (expand_asm_stmt): Handle asm labels.
2669 * tree-cfg.c (make_gimple_asm_edges): New.
2670 (make_edges): Use it.
2671 (cleanup_dead_labels): Handle asm labels.
2672 (is_ctrl_altering_stmt): Likewise.
2673 (gimple_redirect_edge_and_branch): Likewise.
2674 * tree.def (ASM_EXPR): Add 5th operand.
2675 * tree.h (ASM_LABELS): New.
2676 (resolve_asm_operand_names): Update decl.
2678 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2679 (c_parser_asm_goto_operands): New.
2680 * c-tree.h (build_asm_expr): Update decl.
2681 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2682 * doc/extend.texi: Document asm goto.
2684 2009-09-14 Richard Henderson <rth@redhat.com>
2686 * except.h: Update declarations.
2687 (struct pointer_map_t): Forward declare.
2688 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2689 (struct eh_landing_pad_d, eh_landing_pad): New.
2690 (struct eh_catch_d, eh_catch): New.
2691 (struct eh_region_d): Remove next_region_sharing_label, aka,
2692 label, tree_label, landing_pad, post_landing_pad, resume,
2693 may_contain_throw. Rename region_number to index. Remove
2694 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2695 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2696 (VEC(eh_landing_pad,gc)): New.
2697 (struct eh_status): Remove last_region_number. Add lp_array,
2698 throw_stmt_table, ttype_data, ehspec_data.
2699 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2700 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2701 * except.c (lang_protect_cleanup_actions): Return tree.
2702 (struct ehl_map_entry): Remove.
2703 (init_eh_for_function): Push zero entries for region and lp_array.
2704 (gen_eh_region): Add to region_array immediately.
2705 (gen_eh_region_catch): Operate on eh_catch objects.
2706 (gen_eh_landing_pad): New.
2707 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2708 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2709 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2710 (get_eh_landing_pad_from_number_fn): New.
2711 (get_eh_landing_pad_from_number): New.
2712 (get_eh_region_from_lp_number_fn): New.
2713 (get_eh_region_from_lp_number): New.
2714 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2715 (get_exception_pointer, get_exception_filter): Remove.
2716 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2717 (current_function_has_exception_handlers): Simplify.
2718 (bring_to_root, eh_region_replaceable_by_p): Remove.
2719 (replace_region, hash_type_list, hash_eh_region): Remove.
2720 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2721 (label_to_region_map, num_eh_regions): Remove.
2722 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2723 (find_exception_handler_labels): Remove.
2724 (duplicate_eh_regions_0, find_prev_try): Remove.
2725 (struct duplicate_eh_regions_data): New.
2726 (duplicate_eh_regions_1): Rewrite.
2727 (duplicate_eh_regions): Return a pointer map instead of an
2729 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2730 (redirect_eh_edge_to_label): Remove.
2731 (eh_region_outermost): Rewrite using eh_region pointers
2732 instead of integers.
2733 (add_ttypes_entry): Update for ttype_data move to eh_status.
2734 (add_ehspec_entry): Rewrite with VEC instead of varray.
2735 (assign_filter_values): Likewise. Export.
2736 (build_post_landing_pads, connect_post_landing_pads): Remove.
2737 (dw2_build_landing_pads): Rewrite to use lp_array.
2738 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2739 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2740 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2741 (sjlj_mark_call_sites): Update for landing pad numbers.
2742 (finish_eh_generation): Rewrite.
2743 (gate_handle_eh): Do nothing for no eh tree.
2744 (pass_rtl_eh): Move up near finish_eh_generation.
2745 (remove_eh_landing_pad): New.
2746 (remove_eh_handler): Export.
2747 (remove_eh_region, remove_eh_handler_and_replace): Remove.
2748 (for_each_eh_label): Rewrite to use lp_array.
2749 (make_reg_eh_region_note): New.
2750 (make_reg_eh_region_note_nothrow_nononlocal): New.
2751 (insn_could_throw_p): New.
2752 (copy_reg_eh_region_note_forward): New.
2753 (copy_reg_eh_region_note_backward): New.
2754 (check_handled, add_reachable_handler): Remove.
2755 (reachable_next_level, foreach_reachable_handler): Remove.
2756 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
2757 (get_eh_region_and_lp_from_rtx): New.
2758 (get_eh_region_from_rtx): New.
2759 (can_throw_internal_1, can_throw_external_1): Remove.
2760 (can_throw_internal): Use get_eh_region_from_rtx.
2761 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
2762 (insn_nothrow_p, can_nonlocal_goto): New.
2763 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
2764 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
2765 (add_action_record): Use VEC not varray.
2766 (collect_one_action_chain): Update for eh_region changes.
2767 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
2768 Use get_eh_region_and_lp_from_rtx.
2769 (gate_convert_to_eh_region_ranges): New.
2770 (pass_convert_to_eh_region_ranges): Use it.
2771 (push_uleb128, push_sleb128): Use VEC not varray.
2772 (output_one_function_exception_table): Likewise.
2773 (dump_eh_tree): Update for eh_region changes.
2774 (verify_eh_tree): Likewise.
2775 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
2776 * tree-eh.c: Include target.h.
2777 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
2778 Don't disallow GIMPLE_RESX; adjust argument check.
2779 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
2780 (record_stmt_eh_region): Update for landing pad numbers;
2781 generate a landing pad if necessary.
2782 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
2783 (remove_stmt_from_eh_lp_fn): Similarly.
2784 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
2785 Update for lp numbers; don't special case missing throw_stmt_table.
2786 (lookup_expr_eh_lp): Similarly.
2787 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
2788 (eh_seq, eh_region_may_contain_throw): New.
2789 (struct leh_state): Add ehp_region.
2790 (struct leh_tf_state): Remove eh_label.
2791 (emit_post_landing_pad): New.
2792 (emit_resx, emit_eh_dispatch): New.
2793 (note_eh_region_may_contain_throw): New.
2794 (frob_into_branch_around): Take eh_region not eh label;
2795 emit eh code into eh_seq.
2796 (honor_protect_cleanup_actions): Early exit for no actions. Don't
2797 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
2798 lower_eh_must_not_throw. Emit code to eh_seq.
2799 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
2800 (lower_try_finally_onedest): Likewise.
2801 (lower_try_finally_copy): Likewise.
2802 (lower_try_finally_switch): Likewise.
2803 (lower_try_finally): Initialize ehp_region.
2804 (lower_catch): Update for eh_catch objects.
2805 (lower_eh_filter): Don't handle must_not_throw.
2806 (lower_eh_must_not_throw): New.
2807 (lower_cleanup): Don't set eh_label.
2808 (lower_eh_constructs_2): Resolve eh builtins.
2809 Handle GIMPLE_EH_MUST_NOT_THROW.
2810 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
2811 Add eh_seq to the end of the function body.
2812 (make_eh_dispatch_edges): New.
2813 (make_eh_edge): Remove.
2814 (make_eh_edges): Simplify for landing pads.
2815 (redirect_eh_edge_1): New.
2816 (redirect_eh_edge): Use it.
2817 (redirect_eh_dispatch_edge): New.
2818 (stmt_could_throw_p): Use a switch. Allow RESX.
2819 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
2820 (stmt_can_throw_internal): Likewise.
2821 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
2822 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
2823 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
2824 (gate_refactor_eh): New.
2825 (pass_refactor_eh): Use it.
2826 (lower_resx, execute_lower_resx, pass_lower_resx): New.
2827 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
2828 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
2829 (remove_unreachable_handlers): Rename from
2830 tree_remove_unreachable_handlers; rewrite for landing pads;
2831 call remove_eh_handler directly.
2832 (remove_unreachable_handlers_no_lp): New.
2833 (unsplit_eh, unsplit_all_eh): New.
2834 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
2835 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
2836 (cleanup_empty_eh_unsplit): New.
2837 (cleanup_empty_eh): Rewrite.
2838 (cleanup_all_empty_eh): New.
2839 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
2840 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
2841 (gate_cleanup_eh): New.
2842 (pass_cleanup_eh): Use it.
2843 (verify_eh_edges): Move later in file. Expect one EH edge.
2844 (verify_eh_dispatch_edge): New.
2846 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
2847 (gtype-desc.o): Add TARGET_H.
2848 (tree.o): Use EXCEPT_H, not except.h.
2849 (cfgbuild.o): Add EXPR_H.
2850 (GTFILES): Add vecprim.h.
2851 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
2852 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
2853 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
2854 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
2855 * calls.c (emit_call_1): Use make_reg_eh_region_note.
2856 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
2857 calls to can_throw_internal.
2858 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
2859 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2860 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2861 (expand_gimple_stmt): Use make_reg_eh_region_note.
2862 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2863 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2864 or find_exception_handler_labels.
2865 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2866 there is exacly one EH edge. Use can_nonlocal_goto and
2868 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2869 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2870 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2871 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2872 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2873 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2874 * dse.c (scan_insn): Use insn_could_throw_p.
2875 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2876 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2877 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2878 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2879 EXC_PTR_EXPR or FILTER_EXPR.
2880 (tree_expr_nonzero_warnv_p): Likewise.
2881 * function.h: Include vecprim.h, not varray.h
2882 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2883 move ttype_data and ehspec_data members to struct eh_status; change
2884 action_record_data member to a VEC.
2885 * gcse.c (hash_scan_set): Use can_throw_internal.
2886 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2887 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2888 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2889 (block_may_fallthru): Don't handle RESX_EXPR.
2890 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2891 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2892 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2893 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2894 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2895 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2896 (gimple_size): Likewise.
2897 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2898 (gimple_build_resx): Use gimple_build_with_ops.
2899 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2900 (is_gimple_val): Likewise.
2901 (is_gimple_stmt): Remove RESX_EXPR.
2902 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2903 (GIMPLE_RESX): Reorder with other EH constructs.
2904 * gimple.h (struct gimple_statement_eh_mnt): New.
2905 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2906 (gimple_eh_filter_must_not_throw): Remove.
2907 (gimple_eh_filter_set_must_not_throw): Remove.
2908 (gimple_eh_must_not_throw_fndecl): New.
2909 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2910 (is_gimple_resx): New.
2911 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2912 Don't copy EH_FILTER_MUST_NOT_THROW.
2913 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2914 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2915 handle must_not_throw_labels specially.
2916 * ipa-pure-const.c (check_call): Update debug statement for LP.
2917 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2918 * ipa-utils.c (get_base_var): Likewise.
2919 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2920 * lower-subreg.c (move_eh_region_note): Remove.
2921 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2922 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2923 (create_task_copyfn): Likewise.
2924 (maybe_catch_exception): Use gimple_build_eh_filter.
2925 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2926 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2927 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2928 and pass_lower_resx.
2929 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2930 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2931 can_throw_internal, can_nonlocal_goto.
2932 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2933 copy_reg_eh_region_note_forward.
2934 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2935 (emit_output_reload_insns): Likewise.
2936 (copy_eh_notes): Remove.
2937 * rtl.def (RESX): Remove.
2938 * rtl.h: Update declarations.
2939 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2940 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2941 (update_eh_label): Remove.
2942 (cleanup_dead_labels_eh): New.
2943 (cleanup_deal_labels): Use it instead of update_eh_label.
2944 (gimple_merge_blocks): Update landing pad data structure when
2945 removing a landing pad label.
2946 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2947 test; handle GIMPLE_EH_MUST_NOT_THROW.
2948 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2949 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2950 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2951 (verify_stmt): Likewise. Verify landing pads.
2952 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2953 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2954 (struct move_stmt_d): Add eh_map.
2955 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2956 (move_stmt_r): Remap eh region numbers in builtin calls,
2957 resx and eh_dispatch.
2958 (move_block_to_fn): Remove eh_offset parameter. Use
2959 maybe_duplicate_eh_stmt_fn.
2960 (find_outermost_region_in_block): Operate on eh_region pointers
2961 instead of region numbers.
2962 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2963 duplicate_eh_regions.
2964 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2965 test earlier. Disallow EH landing pads.
2966 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2967 * tree-flow.h: Update declarations.
2968 (struct tree_ann_common_d): Replace rn with lp_nr.
2969 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2970 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2971 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2972 resx and eh_dispatch.
2973 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2974 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2975 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2976 from duplicate_eh_regions.
2977 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2978 update RESX; handle EH_DISPATCH.
2979 (expand_call_inline): Set eh_lp_nr, not eh_region.
2980 (maybe_inline_call_in_expr): Likewise.
2981 * tree-inline.h (struct copy_body_data): Replace eh_region with
2982 eh_lp_nr, eh_region_offset with eh_map.
2983 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2984 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2985 * tree-pretty-print.c (dump_generic_node): Don't handle
2986 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2987 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2988 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2989 EXC_PTR_EXPR, FILTER_EXPR.
2990 * tree-ssa-operands.c (get_expr_operands): Likewise.
2991 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2993 (ao_ref_init_from_vn_reference): Likewise.
2994 * tree-ssa-sink.c (statement_sink_location): Likewise.
2995 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2996 (mark_virtual_phi_result_for_renaming): Export. Tidy.
2997 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
2998 EXC_PTR_EXPR, FILTER_EXPR.
2999 (is_exception_related): Remove.
3000 (compute_avail): Don't call it.
3001 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3002 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3003 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3004 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3006 (build_resx): Remove.
3007 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3008 * tree.h: Update declarations.
3009 (EH_FILTER_MUST_NOT_THROW): Remove.
3010 (struct tree_label_decl): Add eh_landing_pad_nr.
3011 (EH_LANDING_PAD_NR): New.
3012 * value-prof.c (gimple_ic): Tidy variable names. Update for
3013 landing pad numbers.
3014 (gimple_stringop_fixed_value): Tidy variable names. Assert
3015 that neither call stmt can throw.
3016 * vecprim.h (uchar): New.
3017 (VEC(uchar,heap), VEC(uchar,gc)): New.
3019 * c-common.c (c_define_builtins): Update call to
3020 build_common_builtin_nodes.
3021 * c-parser.c (c_parse_file): Don't call
3022 default_init_unwind_resume_libfunc.
3024 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3026 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3027 (mips_cprestore_address_p): Likewise.
3028 (mips_save_gp_to_cprestore_slot): Likewise.
3029 (mips_restore_gp): Rename to...
3030 (mips_restore_gp_from_cprestore_slot): ...this.
3031 (mips_must_initialize_gp_p): Declare.
3032 (mips_emit_save_slot_move): Likewise.
3033 (mips_output_load_label): Return nothing.
3034 (mips_eh_uses): Declare.
3035 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3036 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3037 (TARGET_ABSOLUTE_JUMPS): Likewise.
3038 (EH_USES): Likewise.
3039 (FIRST_PSEUDO_REGISTER): Update comment.
3040 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3041 (MIPS_CALL): ...here.
3042 (REGISTER_NAMES): Add $cprestore.
3043 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3044 Add load_label_length, has_inflexible_gp_insn_p,
3045 has_flexible_gp_insn_p, must_initialize_gp_p and
3046 must_restore_gp_when_clobbered_p.
3047 (mips_expand_call): Don't generate split instructions here.
3048 (mips_split_call): Update the call to mips_restore_gp after
3049 the above name change.
3050 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3051 (mips_find_gp_ref): New function.
3052 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3053 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3054 (mips_insn_has_flexible_gp_ref_p): Likewise.
3055 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3056 (mips_function_has_gp_insn): Delete.
3057 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3058 Use the new functions above. Only return INVALID_REGNUM
3059 for TARGET_ABSOLUTE_JUMPS.
3060 (mips_must_initialize_gp_p): New function.
3061 (mips_get_cprestore_base_and_offset): New function, extracted from...
3062 (mips_cprestore_slot): ...here. Take a bool parameter.
3063 (mips_cfun_has_cprestore_slot_p): New function.
3064 (mips_cprestore_address_p): Likewise.
3065 (mips_save_gp_to_cprestore_slot): Likewise.
3066 (mips_restore_gp): Rename to...
3067 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3068 epilogue_completed. Update the call to mips_cprestore_slot.
3069 Test cfun->machine->must_restore_gp_when_clobbered_p.
3070 (mips_direct_save_slot_move_p): New function.
3071 (mips_emit_save_slot_move): Likewise.
3072 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3073 of cfun->machine->global_pointer.
3074 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3075 (mips_save_reg): Use mips_emit_save_slot_move.
3076 (mips_expand_prologue): Set must_initialize_gp_p.
3077 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3078 for all cprestore saves. Emit a use_cprestore instruction after
3079 setting up the cprestore slot.
3080 (mips_restore_reg): Use mips_emit_save_slot_move.
3081 (mips_process_load_label): New function.
3082 (mips_load_label_length): Likewise.
3083 (mips_output_load_label): Don't return asm: output it here instead.
3084 Use mips_process_load_label.
3085 (mips_adjust_insn_length): Adjust the length of branch instructions
3086 that have length MAX_PIC_BRANCH_LENGTH.
3087 (mips_output_conditional_branch): Update the call to
3088 mips_output_load_label. Assume the branch target is OPERANDS[0]
3089 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3090 (mips_output_order_conditional_branch): Swap the meaning of
3091 OPERANDS[0] and OPERANDS[1].
3092 (mips_variable_issue): Don't count ghost instructions.
3093 (mips_expand_ghost_gp_insns): New function.
3094 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3095 (mips_output_mi_thunk): Set must_initialize_gp_p.
3096 (mips_eh_uses): New function.
3097 * config/mips/predicates.md (cprestore_save_slot_operand)
3098 (cprestore_load_slot_operand): New predicates.
3099 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3100 (UNSPEC_MOVE_GP): Likewise.
3101 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3102 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3103 (CPRESTORE_SLOT_REGNUM): New register.
3104 (MAX_PIC_BRANCH_LENGTH): New constant.
3105 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3106 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3107 branches. Fix commentary.
3108 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3109 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3110 Change type to "ghost".
3111 (loadgp_absolute_<mode>): Likewise.
3112 (loadgp_rtp_<mode>): Likewise.
3113 (copygp_mips16): Likewise.
3114 (loadgp_blockage): Remove redundant mode attribute.
3115 (potential_cprestore): New instruction.
3116 (cprestore): Turn into an unspec set.
3117 (use_cprestore): New instruction.
3118 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3119 (*branch_fp_inverted): Likewise.
3120 (*branch_order<mode>): Likewise.
3121 (*branch_order<mode>_inverted): Likewise.
3122 (*branch_equality<mode>): Likewise.
3123 (*branch_equality<mode>_inverted): Likewise.
3124 (*branch_bit<bbv><mode>): Likewise.
3125 (*branch_bit<bbv><mode>_inverted): Likewise.
3126 (*branch_equality<mode>_mips16): Remove redundant mode.
3127 (jump): Turn into a define_expand.
3128 (*jump_absolute): New instruction.
3129 (*jump_pic): Likewise.
3130 (*jump_mips16): Rename previously-unnamed pattern. Remove
3131 redundant mode attribute.
3132 (restore_gp): Split on epilogue_completed rather than
3133 reload_completed. Change type to "ghost".
3134 (move_gp<mode>): New instruction.
3135 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3136 Remove redundant mode attribute.
3137 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3138 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3139 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3141 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3144 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3145 are returned in the same register (vs34 or v2) that Altivec vector
3146 types are returned in.
3147 (rs6000_libcall_value): Ditto.
3150 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3151 instead of explicit addsi3/adddi3 calls.
3152 (rs6000_split_multireg_move): Ditto.
3153 (rs6000_emit_allocate_stack): Ditto.
3154 (rs6000_emit_prologue): Ditto.
3155 (rs6000_output_mi_thunk): Ditto.
3157 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3158 size is 64 bits if we can use 64-bit registers.
3160 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3162 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3165 From Jie Zhang <jie.zhang@analog.com>:
3166 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3167 save FP and RETS with saveall attribute.
3168 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3169 with saveall attribute.
3171 * config/bfin/bfin.c (bfin_expand_builtin,
3172 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3175 From Jie Zhang <jie.zhang@analog.com>:
3176 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3177 before use in two places.
3178 * config/bfin/bfin.md (AREG): Define mode iterator.
3179 (reload_in, reload_out): Use mode iterator AREG.
3181 2009-09-14 Richard Guenther <rguenther@suse.de>
3184 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3185 EH personality path.
3187 2009-09-13 Richard Guenther <rguenther@suse.de>
3188 Rafael Avila de Espindola <espindola@google.com>
3190 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3191 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3192 (LANG_HOOKS_INITIALIZER): Adjust.
3193 (lhd_pass_through_t): Declare.
3194 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3196 * langhooks.c (lhd_pass_through_t): New function.
3197 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3198 dwarf2out_begin_prologue): Use personality from current_function_decl.
3199 * expr.h (get_personality_function): Declare.
3200 * expr.c (get_personality_function): New function.
3201 (build_personality_function): Likewise.
3202 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3203 (eh_personality_libfunc): Remove.
3204 * optabs.c (build_libfunc_function): New function split out from ...
3205 (init_one_libfunc): ... here.
3206 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3207 (tree_function_decl): Add personality.
3208 (lhd_gcc_personality): Declare.
3209 (build_personality_function): Likewise.
3210 * tree.c (gcc_eh_personality_decl): New.
3211 (lhd_gcc_personality): New function.
3212 * except.h (lang_eh_runtime_type): Remove.
3213 (enum eh_personality_kind): New.
3214 (build_personality_function): Declare.
3215 (function_needs_eh_personality): Declare.
3216 * except.c (lang_eh_runtime_type): Remove.
3217 (function_needs_eh_personality): New function.
3218 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3219 (sjlj_emit_function_enter, output_function_exception_table):
3220 Use personality from current_function_decl.
3221 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3222 * tree-inline.c (tree_can_inline_p): Do not inline across different
3224 (expand_call_inline): Likewise. Adjust the callers EH personality.
3225 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3226 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3227 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3228 (c-parser.o): Likewise
3229 * c-tree.h (c_eh_initialized_p): Remove.
3230 (c_maybe_initialize_eh): Likewise.
3231 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3232 (finish_decl): Don't call c_maybe_initialize_eh.
3233 (c_eh_initialized_p): Remove.
3234 (c_maybe_initialize_eh): Likewise.
3235 * c-parser.c (c_parser_omp_construct): Likewise.
3236 (c_parse_file): Initialize exception handling.
3238 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3240 * config.gcc (tm_file): Remove i386/biarch32.h
3241 for i?86-w64-mingw* case.
3242 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3244 * config.host: Set for x64 mingw the option
3245 use_long_long_for_widest_fast_int to yes.
3247 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3249 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3250 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3251 (dbxout_begin_function): Likewise.
3252 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3253 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3254 set on the function.
3255 (final_end_function): Likewise.
3256 (final_scan_insn): Likewise.
3257 (rest_of_handle_final): Likewise.
3258 * varasm.c (assemble_start_function): Likewise.
3259 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3261 2009-09-12 Jason Merrill <jason@redhat.com>
3263 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3264 * opts.c (common_handle_option): constify.
3266 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3268 * doc/install.texi (avr): Remove obsolete reference site.
3270 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3272 * doc/install.texi (Binaries): Adjust AIX link.
3274 2009-09-12 Akim Demaille <demaille@gostai.com>
3276 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3277 Use an imperative sentence.
3279 2009-09-11 Richard Henderson <rth@redhat.com>
3281 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3282 structure-name and has-tree-operands arguments; update all entries.
3283 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3285 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3286 (gsstruct_code_size): New.
3287 (gss_for_code_): New.
3288 (gss_for_code): Remove.
3289 (gimple_size): Rewrite using gsstruct_code_size.
3290 (gimple_statement_structure): Move to gimple.h.
3291 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3292 (gss_for_code, gimple_statement_structure): New.
3293 (gimple_ops): Use new arrays; tidy.
3295 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3297 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3298 operand to be a PLUS expression.
3299 * config/pa/pa.c (pa_secondary_reload): Likewise.
3301 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3303 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3305 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3308 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3310 From Jie Zhang <jie.zhang@analog.com>:
3311 * doc/extend.texi (node Function Attributes): Document l2
3313 (node Blackfin Variable Attributes): Document l2 variable attributes.
3315 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3317 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3318 to match the system compiler's configuration at inflection point.
3319 Add comment to remark a remaining difference with system compiler.
3321 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3322 * configure: Regenerate.
3324 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3326 From Jie Zhang <jie.zhang@analog.com>:
3327 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3328 (bfin_handle_l2_attribute): New.
3329 (bfin_attribute_table): Add l2 attribute.
3331 2009-09-11 Michael Matz <matz@suse.de>
3334 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3335 on the local_decls list.
3337 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3341 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3343 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3344 for VALUEs, to implement the documented interface.
3345 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3346 Adjust for VALUEs and anything else, to implement the
3347 documented interface.
3349 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3351 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3352 with actual SPE/paired vector modes before using 64-bit alignment.
3353 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3355 2009-09-10 DJ Delorie <dj@redhat.com>
3357 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3360 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3361 * config/mep/mep.c (mep_legitimate_constant_p): New.
3362 * config/mep/mep-protos.h: Prototype it.
3364 2009-09-10 Richard Henderson <rth@redhat.com>
3366 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3368 2009-09-10 Jason Merrill <jason@redhat.com>
3370 * tree.c (chain_index): New fn.
3371 * tree.h: Declare it.
3373 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3375 * config/sol2-c.c (cmn_err_length_specs): Initialize
3376 scalar_identity_flag.
3378 2009-09-10 Richard Henderson <rth@redhat.com>
3380 * tree.h (struct tree_decl_common): Move align member earlier;
3381 move label_decl_uid member ...
3382 (struct tree_label_decl): ... here.
3383 (LABEL_DECL_UID): Update to match.
3385 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3388 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3389 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3391 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3392 dest_prev if the edge is complex.
3394 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3396 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3397 loop latch tests earlier.
3399 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3400 before GIMPLE_RETURN, not after its predecessor; insert
3403 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3404 gimple_seq_empty_p to test for no PHI nodes.
3405 * tree-cfg.c (split_critical_edges): Likewise.
3407 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3409 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3411 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3412 introduced by the VTA branch merge.
3414 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3416 * ira-conflicts.c: Use fputs or putc instead of fprintf
3420 * tree-switch-conversion.c: Ditto.
3422 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3424 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3425 introduced by the VTA branch merge.
3427 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3430 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3432 PR rtl-optimization/39779
3433 * expr.c (convert_modes): Return when mode == oldmode after
3434 CONST_INTs are processed.
3436 2009-09-10 Nick Clifton <nickc@redhat.com>
3438 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3439 attribute and referring decl when creating renamed symbol.
3441 2009-09-10 Richard Guenther <rguenther@suse.de>
3444 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3446 (cgraph_finalize_compilation_unit): Compute reachability
3447 before emitting thunks. Properly process aliases before
3448 possibly removing unreachable nodes.
3450 2009-09-10 Richard Guenther <rguenther@suse.de>
3453 * tree.c (struct free_lang_data_d): Add worklist member.
3454 (find_decls_types_r): Push onto the worklist instead of recursing.
3455 Handle TREE_BINFOs properly.
3456 (find_decls_types): New function wrapped around find_decls_types_r
3457 to process the worklist.
3458 (find_decls_types_in_eh_region): Use it.
3459 (find_decls_types_in_node): Likewise.
3460 (find_decls_types_in_var): Likewise.
3461 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3462 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3463 (AGGREGATE_TYPE_P): Adjust.
3465 2009-09-09 Jason Merrill <jason@redhat.com>
3467 * configure.ac: Check glibc version even if we have an in-tree
3470 2009-09-09 Anthony Green <green@moxielogic.com>
3472 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3473 the constant 0 when appropriate.
3474 * config/moxie/constraints.md: Add constraint O.
3476 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3477 to pass up to 6 32-bit argument values in registers.
3478 (moxie_function_arg): Ditto.
3479 (moxie_arg_partial_bytes): Ditto.
3480 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3481 (REG_PARM_STACK_SPACE): Ditto.
3482 (FUNCTION_ARG_REGNO_P): Ditto.
3484 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3485 instruction to allocate stack space.
3487 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3489 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3490 unnecessarily stringent constraints. Fix address
3491 calculation in the splitters.
3493 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3495 PR rtl-optimization/39779
3496 * expr.c (convert_modes): Return when mode == oldmode after
3497 CONST_INTs are processed.
3499 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3502 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3503 (ix86_expand_prologue): Take frame.padding0 into logic of
3505 (ix86_expand_epilogue): Likewise.
3507 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3509 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3511 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3512 * config/t-slibgcc-libgcc: New file.
3513 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3515 2009-09-09 Martin Jambor <mjambor@suse.cz>
3517 PR tree-optimization/41089
3518 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3521 2009-09-09 Richard Henderson <rth@redhat.com>
3523 * gimple.h (CASE_GIMPLE_OMP): New.
3524 (is_gimple_omp): Use it.
3525 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3526 (verify_gimple_debug): Likewise.
3528 2009-09-09 Richard Guenther <rguenther@suse.de>
3530 PR tree-optimization/41101
3531 * tree-ssa-pre.c (maximal_set): Remove.
3532 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3533 Defer all blocks we didn't visit at least one successor.
3534 (add_to_exp_gen): Do not add to the maximal set.
3535 (make_values_for_phi): Likewise.
3536 (compute_avail): Likewise.
3537 (init_pre): Do not allocate the maximal set.
3538 (execute_pre): Do not dump it.
3540 2009-09-09 Martin Jambor <mjambor@suse.cz>
3542 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3543 an SSA_NAME rather than a is_gimple_variable.
3545 2009-09-09 Richard Guenther <rguenther@suse.de>
3548 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3549 code dealing with plain pointer bases.
3550 (maybe_fold_offset_to_reference): Likewise.
3551 (maybe_fold_stmt_addition): Adjust.
3553 2009-09-09 Richard Guenther <rguenther@suse.de>
3555 * tree.c (free_lang_data_in_type): Do not free the type variant
3557 (free_lang_data): Merge char_type_node with its properly signed
3559 (pass_ipa_free): Collect after freeing language specific data.
3561 2009-09-09 Michael Matz <matz@suse.de>
3564 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3565 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3566 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3569 2009-09-08 DJ Delorie <dj@redhat.com>
3571 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3573 2009-09-04 Jason Merrill <jason@redhat.com>
3575 * tree.c (tree_find_value): Remove.
3576 * tree.h: Remove prototype.
3577 * varasm.c (assemble_external): Use value_member instead.
3579 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3581 * toplev.c (process_options): Choose default debugging type when
3582 gtoggle enables debug info and type is unset.
3584 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3588 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3591 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3593 * configure: Rebuilt with modified libtool.m4.
3595 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3600 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3602 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3604 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3605 (remove_statement): Likewise.
3606 (rewrite_use_nonlinear_expr): Adjust.
3607 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3608 * tree-ssa.c (release_defs_bitset): ... this. New.
3609 * tree-flow.h (release_defs_bitset): Declare.
3611 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3614 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3615 in the middle block.
3617 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3619 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3620 via intptr_t to long type.
3621 (insert_operand_rank): Cast long type via intptr_t to
3623 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3625 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3626 from pointer to unsigned via uintptr_t.
3628 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3629 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3631 * configure: Regenerated.
3632 * config.in: Regenerated
3633 * system.h (stdint.h): Add include.
3634 (inttypes.h): Likewise.
3635 * Makefile.in (aclocal): Add config/stdint.m4.
3636 * aclocal.m4: Regenerated.
3638 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3640 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3642 (note_np_check_stores): New function.
3643 (harmless_null_pointer_p): New function.
3644 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3645 changed. Take into account whether we're in the shadow of a condjump
3646 that tested NP_REG for NULL.
3647 Lose all code that tested for SEQUENCEs.
3648 (workaround_speculation): Avoid inserting NOPs for loads that are
3649 either always executed or a NULL pointer.
3651 2009-09-08 Jan Hubicka <jh@suse.cz>
3653 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3654 * params.def (early-inlining-insns): Likewise.
3656 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3658 PR rtl-optimization/41239
3659 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3660 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3662 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3663 across calls, as the calls might not always return normally.
3664 (call_may_noreturn_p): New function.
3665 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3666 (init_deps): Initialize it.
3667 (remove_from_deps): Also remove calls from
3668 last_function_call_may_noreturn list.
3670 2009-09-07 Richard Henderson <rth@redhat.com>
3672 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3673 more VR->OPERANDS than LHS operands. Free LHS before returning.
3675 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3677 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3678 (attr "addrtype"): New member "spreg".
3679 Use it if mem_spfp_address_operand is true for the address.
3680 (attr "type"): New entry "stall".
3681 (cpu_unit "load"): New.
3682 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3684 (insn_reservation "loadsp"): New.
3685 (insn_reservation "load_stall1"): New.
3686 (insn_reservation "load_stall3"): New.
3688 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3689 (mem_p_address_operand): Exclude stack and frame pointer based
3691 (mem_spfp_address_operand): New; match them here.
3692 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3693 (bfin_reorg): Call it if scheduling insns.
3694 (bfin_gen_bundles): Remove dummy insns created by
3695 add_sched_insns_for_speculation.
3697 From Jie Zhang <jie.zhang@analog.com>:
3698 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3699 bfin_si_revision, bfin_workarounds): Move these ...
3700 * config/bfin/bfin.h: ... here.
3702 From Mike Frysinger <michael.frysinger@analog.com>
3703 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3704 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3705 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3706 bf547m, bf548m, and bf549m.
3707 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3708 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3709 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3710 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3711 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3712 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3713 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3714 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3715 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3716 bf542m, bf544m, bf547m, bf548m, and bf549m.
3718 From Jie Zhang <jie.zhang@analog.com>:
3719 * config/bfin/predicates.md (p_register_operand): New predicate.
3720 (dp_register_operand): New predicate.
3721 * config/bfin/bfin-protos.h (WA_05000074): Define.
3722 (ENABLE_WA_05000074): Define.
3723 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3724 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3725 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3726 (define_attr addrtype): Allow load/store register to be P register.
3727 (define_attr storereg): New.
3728 (define_cpu_unit anomaly_05000074): New.
3729 (define_insn_reservation dsp32shiftimm): New.
3730 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3731 (define_insn_reservation loadp): Cannot use slot2.
3732 (define_insn_reservation loadsp): Cannot use slot2.
3733 (define_insn_reservation storep): Cannot use slot2. Does not
3734 apply when working around 05000074.
3735 (define_insn_reservation storep_anomaly_05000074): New.
3736 (define_insn_reservation storei): Does not apply when working
3738 (define_insn_reservation storei_anomaly_05000074): New.
3739 (define_attr length): Add dsp32shiftimm case.
3740 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3741 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3742 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
3743 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
3744 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
3746 2009-09-07 Martin Jambor <mjambor@suse.cz>
3749 * tree-sra.c (create_artificial_child_access): Return NULL if
3750 build_ref_for_offset fails.
3751 (propagate_subacesses_accross_link): Allow build_ref_for_offset
3752 and create_artificial_child_access to fail.
3754 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3757 * unwind-dw2.c (uw_init_context_1): Mark noinline.
3758 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
3759 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
3761 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3763 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
3764 block, ensure it has an exit edge. Emit a barrier after a jump.
3766 2009-09-07 Nick Clifton <nickc@redhat.com>
3768 * gcc.c (this_is_linker_script): New variable. Like
3769 this_is_library_file but for the %T constructor.
3770 (end_going_arg): If this_is_linker_script is set then locate the
3771 script and insert a --script switch before it
3772 (do_spec_2): Initialise this_is_linker_script.
3773 (do_spec_1): Likewise. Handle %T construct.
3774 (eval_spec_function): Preserve this_is_linker_script.
3775 * doc/invoke.texi: Document %T construct in spec files.
3776 * config/m32c/m32c.h (LIB_SPEC): Use it.
3778 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3780 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
3781 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
3782 when volatile flag is set.
3783 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
3785 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
3788 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
3789 (combine_stack_adjustments_for_block): Allow insns between stack
3790 adjustments and stores with corresponding pre-(dec|inc)rement or
3791 pre-modify operation.
3793 2009-09-06 Jakub Jelinek <jakub@redhat.com>
3796 * combine-stack-adj.c (struct csa_memlist): Rename to...
3797 (struct csa_reflist): ... this. Rename mem field to ref.
3798 (free_csa_memlist): Rename to...
3799 (free_csa_reflist): ... this.
3800 (record_one_stack_memref): Rename to...
3801 (record_one_stack_ref): ... this. Handle also REG_P.
3802 (try_apply_stack_adjustment): Handle also REG_P.
3803 (struct record_stack_memrefs_data): Rename to...
3804 (struct record_stack_refs_data): ... this. Rename memlist field to
3806 (record_stack_memrefs): Rename to...
3807 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
3808 subexpressions instead of failing when a MEM contains SP references.
3809 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
3810 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
3812 2009-09-06 Richard Guenther <rguenther@suse.de>
3815 * tree.c (build_array_type): Do not record types marked
3816 with structural equality in the canonical type hashtable.
3818 2009-09-06 Richard Guenther <rguenther@suse.de>
3821 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
3823 2009-09-05 Richard Guenther <rguenther@suse.de>
3826 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
3828 2009-09-05 Richard Guenther <rguenther@suse.de>
3831 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
3833 2009-09-05 Richard Guenther <rguenther@suse.de>
3836 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
3837 before comparing function argument types.
3839 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3842 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
3845 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3848 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3850 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3851 locators before emit_insn is called.
3853 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
3856 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
3857 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
3858 (reginfo_init): Don't call allocate_reg_info.
3860 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3863 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3864 NONDEBUG_INSN_P instead of INSN_P.
3866 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3869 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3871 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3874 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3875 pattern of the split.
3877 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3879 * toplev.c (process_options): Move setter of flag_var_tracking
3880 before other tests that depend on it. Move down setter of
3881 flag_rename_registers. Don't enable var-tracking-assignments
3882 by default if selective scheduling is enabled. Warn if both
3885 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3887 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3888 comment. Use switch statement to catch overlaps between rtx
3889 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3890 (IS_DECL_CODE): ... here. Remove.
3891 (check_value_is_not_decl): Remove.
3892 (dv_from_decl, dv_from_value): Check after conversion.
3894 2009-09-04 Richard Guenther <rguenther@suse.de>
3897 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3898 after emitting tunks. Move emitting thunks and ctors from ...
3899 (cgraph_optimize): ... here. Remove redundant
3900 cgraph_analyze_functions.
3901 * varasm.c (find_decl_and_mark_needed): Remove no longer
3903 (finish_aliases_1): Adjust check for thunk aliases.
3905 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3907 * config/arm/arm.md (ctzsi2): Added braces
3908 to avoid warning that broke booststrap.
3910 2009-09-04 Martin Jambor <mjambor@suse.cz>
3912 PR tree-optimization/41112
3913 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3914 handle variable-bounded arrays.
3915 (expr_with_var_bounded_array_refs_p): New function.
3916 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3918 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3920 * config/s390/2097.md: Removed two incorrect bypasses.
3921 (z10_fsimpdf): Fixed latency.
3922 (z10_fhex): New insn_reservation.
3923 (z10_floaddf): Fixed latency.
3924 (z10_floadsf): Fixed latency.
3925 (z10_ftrunctf): Fixed latency.
3926 (z10_ftruncdf): Fixed latency.
3927 * config/s390/s390.c (z10_cost): Fixed values.
3928 (s390_adjust_priority): Added z10 path.
3929 * config/s390/s390.md (type): Added fhex.
3930 (*mov<mode>_64dfp): Updated type attribute.
3931 (*mov<mode>_64): Updated type attribute.
3932 (*mov<mode>_31): Updated type attribute.
3933 (*mov<mode>"): Likewise.
3934 * config/s390/2084.md (x_fsimpdf): Updated condition.
3936 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3938 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3939 RTXs in the predicate for operand 1.
3941 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3943 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3944 (rbitsi2): New insn.
3945 (ctzsi2): New expand.
3946 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3948 2009-09-03 Martin Jambor <mjambor@suse.cz>
3950 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3951 (create_artificial_child_access): Use build_ref_for_offset instead
3952 of duplicate_expr_for_different_base.
3953 (propagate_subacesses_accross_link): Likewise.
3955 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3957 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3959 (mips16e_collect_argument_saves): Skip debug instructions.
3960 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3961 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3962 (r10k_insert_cache_barriers): Likewise.
3963 (mips_reorg_process_insns): Likewise.
3965 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3968 * ira.c (update_equiv_reg): Remove check on class likely spill.
3970 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3973 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3974 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3978 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3979 the stack slot if it is passed by invisible reference.
3980 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3981 by invisible reference.
3983 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3985 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3986 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3987 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3989 * config/bfin/sync.md: New file.
3990 * config/bfin/bfin.md: Include it.
3991 (UNSPEC_ATOMIC): New.
3992 (UNSPEC_ONES): Provide a unique number.
3994 From Jie Zhang <jie.zhang@analog.com>:
3995 * config/bfin/bfin.c (ret_regs): New.
3996 (must_save_fp_p): Don't return true because of frame_pointer_needed.
3997 (must_save_rets_p): New.
3998 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
3999 current_function_is_leaf.
4000 (do_link): Likewise.
4001 (do_unlink): Likewise.
4002 (expand_interrupt_handler_prologue): Use ret_regs array.
4003 (expand_interrupt_handler_epilogue): Use ret_regs array and
4004 pass return register to gen_return_internal.
4005 (bfin_expand_epilogue): Pass return register to
4006 gen_return_internal.
4007 (bfin_expand_call): Explicitly clobber RETS.
4008 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4009 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4010 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4011 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4013 (return_internal): Take a reg rtx rather than the register number.
4015 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4017 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4018 when comparing against estimated_loop_iterations_int return.
4020 2009-09-03 Richard Guenther <rguenther@suse.de>
4022 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4023 eh_personality_libfunc.
4025 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4027 * tree-parloops.c (separate_decls_in_region): Add space.
4029 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4031 * tree-parloops.c (separate_decls_in_region): Change the condition
4032 checking if there are reductions in the loop.
4034 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4036 PR tree-optimization/38275
4037 * tree-parloops.c (parallelize_loops): Replace profitability condition
4038 for expected number of iterations.
4040 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4042 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4043 (bootstrap-debug): Explain conditions in which it becomes default.
4044 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4047 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4049 * doc/invoke.texi (Optimize Options): Move
4050 -finline-small-functions to the -O2 list.
4052 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4054 * toplev.c (process_options): Enable var-tracking-assignments
4055 by default if var-tracking is enabled.
4057 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4059 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4061 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4062 * rtl.h (prev_nonnote_insn_bb): Declare it.
4064 2009-09-03 Diego Novillo <dnovillo@google.com>
4066 * cgraph.c (cgraph_node_for_decl): New.
4067 * cgraph.h (cgraph_node_for_decl): Declare.
4068 * tree.c (host_integerp): Return 0 if T is NULL.
4070 2009-09-03 Diego Novillo <dnovillo@google.com>
4072 * tree.h (struct alias_pair): Move from varasm.c.
4073 (alias_pairs): Likewise.
4074 (TYPE_MAXVAL): Define.
4075 (TYPE_MINVAL): Define.
4076 (iterative_hash_host_wide_int): Declare.
4077 (remove_unreachable_alias_pairs): Declare.
4078 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4079 * diagnostic.c (default_diagnostic_starter): Make extern.
4080 (default_diagnostic_finalizer): Make extern.
4081 * diagnostic.h (default_diagnostic_starter): Declare.
4082 (default_diagnostic_finalizer): Declare.
4083 (default_tree_printer): Declare.
4084 * toplev.c (default_tree_printer): Make extern.
4086 2009-09-03 Richard Guenther <rguenther@suse.de>
4087 Diego Novillo <dnovillo@google.com>
4089 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4090 * cgraphunit.c (cgraph_expand_function): Do not emit
4091 associated thunks from here.
4092 (cgraph_emit_thunks): New.
4093 (cgraph_optimize): Call it.
4094 Return if any IPA pass finds an error.
4095 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4098 2009-09-03 Simon Baldwin <simonb@google.com>
4099 Rafael Espindola <espindola@google.com>
4100 Richard Guenther <rguenther@suse.de>
4101 Doug Kwan <dougkwan@google.com>
4102 Diego Novillo <dnovillo@google.com>
4104 * tree.c: Include tree-pass.h, langhooks-def.h,
4105 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4106 (free_lang_data_in_type): New.
4107 (need_assembler_name_p): New.
4108 (free_lang_data_in_block): New.
4109 (free_lang_data_in_decl): New.
4110 (struct free_lang_data_d): New.
4111 (add_tree_to_fld_list): New.
4112 (find_decls_types_r): New.
4113 (get_eh_types_for_runtime): New.
4114 (find_decls_types_in_eh_region): New.
4115 (find_decls_types_in_node): New.
4116 (find_decls_types_in_var): New.
4117 (free_lang_data_in_cgraph): New.
4118 (free_lang_data): New.
4119 (gate_free_lang_data): New.
4120 (pass_ipa_free_lang_data): New.
4122 2009-09-03 Diego Novillo <dnovillo@google.com>
4124 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4125 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4126 (lang_hooks): Remove const qualifier.
4127 * ipa.c (cgraph_remove_unreachable_nodes): Call
4128 remove_unreachable_alias_pairs.
4129 * except.c (add_type_for_runtime): Check if TYPE has
4130 already been converted.
4131 (lookup_type_for_runtime): Likewise.
4132 (check_handled): Handle converted types.
4133 * varasm.c (remove_unreachable_alias_pairs): New.
4134 * gimple.c: Include demangle.h.
4135 (gimple_decl_printable_name): New.
4136 (gimple_fold_obj_type_ref): New.
4137 * gimple.h (gimple_decl_printable_name): Declare.
4138 (gimple_fold_obj_type_ref): Declare.
4139 * passes.c (init_optimization_passes): Add pass
4140 pass_ipa_free_lang_data.
4141 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4142 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4144 2009-09-03 Diego Novillo <dnovillo@google.com>
4146 * c-lang.c (lang_hooks): Remove const qualifier.
4148 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4150 * doc/install.texi (*-*-freebsd*): Update target information.
4152 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4154 * hard-reg-set.h (call_fixed_regs): Remove.
4155 * reginfo.c (call_fixed_regs): Remove.
4156 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4157 (globalize_reg): Don't use call_fixed_regs.
4158 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4161 2009-09-01 Michael Matz <matz@suse.de>
4163 * expr.h (emit_storent_insn, expand_expr_real_1,
4164 expand_expr_real_2): Declare.
4165 * expr.c (emit_storent_insn, expand_expr_real_1,
4166 expand_expr_real_2): Export.
4167 (store_expr): Setting and evaluating dont_return_target is useless.
4168 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4169 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4170 * except.c (expand_resx_expr): Rename to ...
4171 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4172 * except.h (expand_resx_stmt): Declare.
4173 * stmt.c: Add include gimple.h
4174 (expand_asm_expr): Rename to ...
4175 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4176 (expand_case): Rewrite to take gimple statement.
4177 * tree.h (expand_asm_stmt): Declare.
4178 (expand_case): Change prototype.
4179 * Makefile.in (stmt.o): Depend on gimple.h.
4180 * builtins.c (expand_builtin_synchronize): Build gimple asm
4181 statement, not an ASM_EXPR.
4182 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4183 gimple_to_tree, release_stmt_tree): Remove.
4184 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4185 ggc_free, but hold comparison code and operands separately.
4186 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4187 (expand_call_stmt, expand_gimple_stmt_1,
4188 expand_gimple_stmt): New helpers.
4189 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4190 release_stmt_tree. Call expand_gimple_stmt instead.
4191 (expand_gimple_basic_block): Ditto.
4193 * calls.c (emit_call_1): Don't look at EH regions here, make
4194 fntree parameter useless.
4195 (expand_call): New local rettype for TREE_TYPE(exp), use it
4196 throughout. Remove local p, use addr instead.
4197 Don't look at EH regions here.
4199 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4201 * doc/invoke.texi (-fsched-pressure): Document it.
4202 (-fsched-reg-pressure-heuristic): Remove it.
4204 * reload.c (ira.h): Include.
4205 (find_reloads): Add choosing reload on number of small spilled
4208 * haifa-sched.c (ira.h): Include.
4209 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4210 saved_reg_pressure, curr_reg_live, saved_reg_live,
4211 region_ref_regs): New variables.
4212 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4213 initiate_reg_pressure_info, setup_ref_regs,
4214 initiate_bb_reg_pressure_info, save_reg_pressure,
4215 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4217 (setup_insn_reg_pressure_info): New function.
4218 (rank_for_schedule): Add pressure checking and insn issue time.
4219 Remove comparison of insn reg weights.
4220 (ready_sort): Set insn reg pressure info.
4221 (update_register_pressure, setup_insn_max_reg_pressure,
4222 update_reg_and_insn_max_reg_pressure,
4223 sched_setup_bb_reg_pressure_info): New functions.
4224 (schedule_insn): Add code for printing and updating reg pressure info.
4225 (find_set_reg_weight, find_insn_reg_weight): Remove.
4226 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4227 (debug_ready_list): Print reg pressure info.
4228 (schedule_block): Ditto. Check insn issue time.
4229 (sched_init): Set up sched_pressure_p. Allocate and set up some
4230 reg pressure related info.
4231 (sched_finish): Free some reg pressure related info.
4232 (fix_tick_ready): Make insn always ready if pressure_p.
4233 (init_h_i_d): Don't call find_insn_reg_weight.
4234 (haifa_finish_h_i_d): Free insn reg pressure info.
4236 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4237 ira_memory_move_cost, ira_class_hard_regs,
4238 ira_class_hard_regs_num, ira_no_alloc_regs,
4239 ira_available_class_regs, ira_reg_class_cover_size,
4240 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4242 * ira-lives.c (single_reg_class): Check mode to find how many
4243 registers are necessary for operand.
4244 (ira_implicitly_set_insn_hard_regs): New.
4246 * common.opt (fsched-pressure): New options.
4247 (fsched-reg-pressure-heuristic): Remove.
4249 * ira.c (setup_eliminable_regset): Rename to
4250 ira_setup_eliminable_regset. Make it external.
4251 (expand_reg_info): Pass cover class to setup_reg_classes.
4252 (ira): Call resize_reg_info instead of allocate_reg_info.
4254 * sched-deps.c: Include ira.h.
4255 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4256 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4257 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4258 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4259 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4260 mark_insn_reg_store, mark_insn_reg_clobber,
4261 setup_insn_reg_pressure_info): New.
4262 (sched_analyze_1): Update implicit_reg_pending_uses.
4263 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4264 Use them to create dependencies. Set insn reg uses and pressure
4265 info. Process reg_pending_uses in one place.
4266 (free_deps): Free implicit sets.
4267 (remove_from_deps): Remove implicit sets if necessary. Check
4268 implicit sets when clearing reg_last_in_use.
4269 (init_deps_global): Clear implicit_reg_pending_clobbers and
4270 implicit_reg_pending_uses.
4272 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4273 ira_memory_move_cost, ira_class_hard_regs,
4274 ira_class_hard_regs_num, ira_no_alloc_regs,
4275 ira_available_class_regs, ira_reg_class_cover_size,
4276 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4277 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4278 ira_implicitly_set_insn_hard_regs): New prototypes.
4280 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4281 cost_elements_num): New variables.
4282 (allocno_costs, total_costs): Rename to costs and
4283 total_allocno_costs.
4284 (COSTS_OF_ALLOCNO): Rename to COSTS.
4285 (allocno_pref): Rename to pref.
4286 (allocno_pref_buffer): Rename to pref_buffer.
4287 (common_classes): Rename to regno_cover_class.
4289 (record_reg_classes): Set allocno attributes only if allocno_p.
4290 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4291 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4292 and COSTS_OF_ALLOCNO.
4293 (print_costs): Rename to print_allocno_costs.
4294 (print_pseudo_costs): New.
4295 (process_bb_node_for_costs): Split into 2 functions with new
4296 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4297 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4298 new parameter dump_file. Use cost_elements_num instead of
4299 ira_allocnos_num. Make one iteration if preferred classes were
4300 already calculated for scheduler. Make 2 versions of code
4301 depending on allocno_p.
4302 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4303 regno_cover_class and COSTS instead of common_classes and
4305 (init_costs, finish_costs): New.
4306 (ira_costs): Set up allocno_p and cost_elements_num. Call
4307 init_costs and finish_costs.
4308 (ira_set_pseudo_classes): New.
4310 * rtl.h (allocate_reg_info): Remove.
4311 (resize_reg_info): Change return type.
4312 (reg_cover_class): New.
4313 (setup_reg_classes): Add new parameter.
4315 * sched-int.h (struct deps_reg): New member implicit_sets.
4316 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4317 (INCREASE_BITS): New macro.
4318 (struct reg_pressure_data, struct reg_use_data): New.
4319 (struct _haifa_insn_data): Remove reg_weight. Add members
4320 reg_pressure, reg_use_list, reg_set_list, and
4321 reg_pressure_excess_cost_change.
4322 (struct deps): New member implicit_sets.
4323 (pressure_p): New variable.
4324 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4325 (struct reg_pressure_data, struct reg_use_data): New.
4326 (INSN_REG_WEIGHT): Remove.
4327 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4328 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4329 (sched_init_region_reg_pressure_info,
4330 sched_setup_bb_reg_pressure_info): New prototypes.
4332 * reginfo.c (struct reg_pref): New member coverclass.
4333 (reg_cover_class): New function.
4334 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4335 (reg_info_size): New variable.
4336 (allocate_reg_info): Make static. Setup reg_info_size.
4337 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4338 (setup_reg_classes): Add a new parameter. Setup cover class too.
4340 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4343 * sched-rgn.c (deps_join): Set up implicit_sets.
4344 (schedule_region): Set up region and basic blocks pressure
4347 * passes.c (init_optimization_passes): Move
4348 pass_subregs_of_mode_init before pass_sched.
4350 2009-09-02 Martin Jambor <mjambor@suse.cz>
4352 * tree-sra.c (struct access): New field grp_hint.
4353 (dump_access): Dump grp_hint.
4354 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4356 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4357 those which have been specifically read and somehow written to.
4358 (propagate_subacesses_accross_link): Set grp_hint of right child and
4359 also possibly of the left child.
4361 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4363 * tree-object-size.c (addr_object_size): Always use object_size_type
4364 0 or 2 when determining the pointer pointed object size.
4366 2009-09-02 Richard Guenther <rguenther@suse.de>
4369 2009-08-31 Richard Guenther <rguenther@suse.de>
4371 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4372 to query if the memory regions for memmove overlap.
4373 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4374 asserts on pointers, instead deal with odd trees.
4375 (ptr_derefs_may_alias_p): Likewise.
4376 (refs_may_alias_p_1): Constructor bases also never alias.
4378 2009-08-01 Christian Bruel <christian.bruel@st.com>
4381 2009-07-31 Christian Bruel <christian.bruel@st.com>
4382 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4384 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4386 * doc/invoke.texi (-fvar-tracking-assignments): New.
4387 (-fvar-tracking-assignments-toggle): New.
4388 (-fdump-final-insns=file): Mark filename as optional.
4389 (--param min-nondebug-insn-uid): New.
4390 (-gdwarf-@{version}): Mention version 4.
4391 * opts.c (common_handle_option): Accept it.
4392 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4393 * regrename.c (regrename_optimize): Drop last. Don't count debug
4394 insns as uses. Don't reject change because of debug insn.
4395 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4396 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4397 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4398 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4399 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4400 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4401 * doc/gimple.texi (is_gimple_debug): New.
4402 (gimple_debug_bind_p): New.
4403 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4404 * doc/install.texi (bootstrap-debug): More details.
4405 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4406 (bootstrap-debug-lib): More details.
4407 (bootstrap-debug-ckovw): Update.
4408 (bootstrap-time): New.
4409 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4410 (insert_phi_nodes_for): Insert debug stmts.
4411 (rewrite_stmt): Take iterator. Insert debug stmts.
4412 (rewrite_enter_block): Adjust.
4413 (maybe_replace_use_in_debug_stmt): New.
4414 (rewrite_update_stmt): Use it.
4415 (mark_use_interesting): Return early for debug stmts.
4416 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4417 stmts before replacing stmt.
4418 (move_computations_stmt): Likewise.
4419 * ira-conflicts.c (add_copies): Skip debug insns.
4420 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4421 (regstat_bb_compute_ri): Skip debug insns.
4422 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4423 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4424 check_loop_closed_ssa_stmt): Skip debug stmts.
4425 * tree-tailcall.c (find_tail_calls): Likewise.
4426 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4427 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4428 (build_var_debug_value_stat): Declare.
4429 (build_var_debug_value): Define.
4430 (target_for_debug_bind): Declare.
4431 * reload.c (find_equiv_reg): Skip debug insns.
4432 * rtlanal.c (reg_used_between_p): Skip debug insns.
4433 (side_effects_p): Likewise.
4434 (canonicalize_condition): Likewise.
4435 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4436 insns never depend on debug insns.
4437 (create_ddg_dep_no_link): Likewise.
4438 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4439 Don't add inter-loop dependencies for debug insns.
4440 (build_intra_loop_deps): Likewise.
4441 (create_ddg): Count debug insns.
4442 * ddg.h (struct ddg::num_debug): New.
4443 (num_backargs): Pair up with previous int field.
4444 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4445 -fcompare-debug-second.
4446 * final.c (get_attr_length_1): Skip debug insns.
4447 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4448 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4449 (driver_self_specs): Map -fdump-final-insns to
4450 -fdump-final-insns=..
4451 (get_local_tick): New.
4452 (compare_debug_dump_opt_spec_function): Test for . argument and
4453 compute output name. Compute temp output spec without flag name.
4454 Compute -frandom-seed.
4455 (OPT): Undef after use.
4456 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4457 (average_num_loop_insns): Likewise.
4458 * params.h (MIN_NONDEBUG_INSN_UID): New.
4459 * gimple.def (GIMPLE_DEBUG): New.
4460 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4461 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4462 (merge_in_block): Fix whitespace.
4463 * toplev.c (flag_var_tracking): Update comment.
4464 (flag_var_tracking_assignments): New.
4465 (flag_var_tracking_assignments_toggle): New.
4466 (process_options): Don't open final insns dump file if we're not
4467 going to write to it. Compute defaults for var_tracking.
4468 * df-scan.c (df_insn_rescan_debug_internal): New.
4469 (df_uses_record): Handle debug insns.
4470 * haifa-sched.c (ready): Initialize n_debug.
4471 (contributes_to_priority): Skip debug insns.
4472 (dep_list_size): New.
4474 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4475 they're ready. Disregard previous debug insns to make decisions.
4476 (queue_insn): Never queue debug insns.
4477 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4478 (schedule_insn): Don't reject debug insns because of issue rate.
4479 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4480 (queue_to_ready): Skip and discount debug insns.
4481 (choose_ready): Let debug insns through.
4482 (schedule_block): Check boundary debug insns. Discount debug
4483 insns, schedule them early. Adjust whitespace.
4484 (set_priorities): Check for boundary debug insns.
4485 (add_jump_dependencies): Use dep_list_size.
4486 (prev_non_location_insn): New.
4487 (check_cfg): Use it.
4488 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4490 (remove_unused_ivs): Reset debug stmts.
4491 * modulo-sched.c (const_iteration_count): Skip debug insns.
4492 (res_MII): Discount debug insns.
4493 (loop_single_full_bb_p): Skip debug insns.
4494 (sms_schedule): Likewise.
4495 (sms_schedule_by_order): Likewise.
4496 (ps_has_conflicts): Likewise.
4497 * caller-save.c (refmarker_fn): New.
4498 (save_call_clobbered_regs): Replace regs with saved mem in
4500 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4501 Call refmarker_fn mark for hardregnos.
4502 (mark_reg_as_referenced): New.
4503 (replace_reg_with_saved_mem): New.
4504 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4505 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4507 (cse_extended_basic_block): Skip debug insns.
4508 (count_reg_usage): Likewise.
4509 (is_dead_reg): New, split out of...
4510 (set_live_p): ... here.
4511 (insn_live_p): Use it for debug insns.
4512 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4513 (execute_optimize_stdarg): Likewise.
4514 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4515 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4516 changes in debug stmts as changes.
4517 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4518 (moveup_expr): Don't move across debug insns. Don't move
4519 debug insn if it would create a bookkeeping block.
4520 (moveup_expr_cached): Don't use cache for debug insns that
4521 are heads of blocks.
4522 (compute_av_set_inside_bb): Skip debug insns.
4523 (sel_rank_for_schedule): Schedule debug insns first. Remove
4525 (block_valid_for_bookkeeping_p); Support lax searches.
4526 (create_block_for_bookkeeping): Adjust block numbers when
4527 encountering debug-only blocks.
4528 (find_place_for_bookkeeping): Deal with debug-only blocks.
4529 (generate_bookkeeping_insn): Accept no place to insert.
4530 (remove_temp_moveop_nops): New argument full_tidying.
4531 (prepare_place_to_insert): Deal with debug insns.
4532 (advance_state_on_fence): Debug insns don't start cycles.
4533 (update_boundaries): Take fence as argument. Deal with
4535 (schedule_expr_on_boundary): No full_tidying on debug insns.
4536 (fill_insns): Deal with debug insns.
4537 (track_scheduled_insns_and_blocks): Don't count debug insns.
4538 (need_nop_to_preserve_insn_bb): New, split out of...
4539 (remove_insn_from_stream): ... this.
4540 (fur_orig_expr_not_found): Skip debug insns.
4541 * rtl.def (VALUE): Move up.
4543 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4544 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4545 Set it if debug stmts are found.
4546 (statement_sink_location): Skip debug stmts. Propagate
4547 moving defs into debug stmts.
4548 * ifcvt.c (first_active_insn): Skip debug insns.
4549 (last_active_insns): Likewise.
4550 (cond_exec_process_insns): Likewise.
4551 (noce_process_if_block): Likewise.
4552 (check_cond_move_block): Likewise.
4553 (cond_move_convert_if_block): Likewise.
4554 (block_jumps_and_fallthru_p): Likewise.
4555 (dead_or_predicable): Likewise.
4556 * dwarf2out.c (debug_str_hash_forced): New.
4557 (find_AT_string): Add comment.
4558 (gen_label_for_indirect_string): New.
4559 (get_debug_string_label): New.
4560 (AT_string_form): Use it.
4561 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4562 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4563 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4564 several operations that cannot be represented with DWARF opcodes.
4565 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4566 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4567 (dwarf2out_var_location): Take during-call mark into account.
4568 (output_indirect_string): Update comment. Output if there are
4569 label and references.
4570 (prune_indirect_string): New.
4571 (prune_unused_types): Call it if debug_str_hash_forced.
4572 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4573 (dw_long_long_const): Remove.
4574 (struct dw_val_struct): Change val_long_long type to rtx.
4575 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4576 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4577 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4578 component instead of HOST_BITS_PER_LONG.
4579 (output_loc_operands): Likewise. For const8* assert
4580 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4581 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4582 rather than HOST_BITS_PER_LONG is >= 64.
4583 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4585 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4586 HOST_BITS_PER_LONG for dw_val_class_long_long.
4587 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4588 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4589 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4591 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4592 Handle DW_OP_implicit_value.
4593 (extract_int): Move prototype earlier.
4594 (mem_loc_descriptor): For SUBREG punt if inner
4595 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4596 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4597 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4598 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4599 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4600 instead of Pmode size.
4601 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4602 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4603 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4604 (concat_loc_descriptor, concatn_loc_descriptor,
4605 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4606 (add_location_or_const_value_attribute): Likewise. For single
4607 location loc_lists attempt to use add_const_value_attribute
4608 for constant decls. Add DW_AT_const_value even if
4609 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4611 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4612 (control_flow_insn_p): Likewise.
4613 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4614 (separate_decls_in_region_debug_bind): New.
4615 (separate_decls_in_region): Process debug bind stmts afterwards.
4616 * recog.c (verify_changes): Handle debug insns.
4617 (extract_insn): Likewise.
4618 (peephole2_optimize): Skip debug insns.
4619 * dse.c (scan_insn): Skip debug insns.
4620 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4622 (setup_id_for_insn): Handle debug insns.
4623 (maybe_tidy_empty_bb): Adjust whitespace.
4624 (tidy_control_flow): Skip debug insns.
4625 (sel_remove_insn): Adjust for debug insns.
4626 (sel_estimate_number_of_insns): Skip debug insns.
4627 (create_insn_rtx_from_pattern): Handle debug insns.
4628 (create_copy_of_insn_rtx): Likewise.
4629 * sel-sched-.h (sel_bb_end): Declare.
4630 (sel_bb_empty_or_nop_p): New.
4631 (get_all_loop_exits): Use it.
4632 (_eligible_successor_edge_p): Likewise.
4633 (return_nop_to_pool): Adjust.
4634 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4635 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4636 * gimple-pretty-print.c (dump_gimple_debug): New.
4637 (dump_gimple_stmt): Use it.
4638 (dump_bb_header): Skip gimple debug stmts.
4639 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4640 (fixup_match_2): Likewise.
4641 (regmove_backward_pass): Likewise. Simplify combined
4642 replacement. Handle debug insns.
4643 * function.c (instantiate_virtual_regs): Handle debug insns.
4644 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4645 * print-rtl.h: Include cselib.h.
4646 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4647 * df.h (df_inns_rescan_debug_internal): Declare.
4648 * gcse.c (alloc_hash_table): Estimate n_insns.
4649 (cprop_insn): Don't regard debug insns as changes.
4650 (bypass_conditional_jumps): Skip debug insns.
4651 (one_pre_gcse_pass): Adjust.
4652 (one_code_hoisting_pass): Likewise.
4653 (compute_ld_motion_mems): Skip debug insns.
4654 (one_cprop_pass): Adjust.
4655 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4656 (if_convertible_stmt_p): Handle debug stmts.
4657 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4658 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4659 * ira-build.c (create_bb_allocnos): Skip debug insns.
4660 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4661 (has_single_use): Likewise.
4662 (single_imm_use): Likewise.
4663 (num_imm_uses): Likewise.
4664 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4665 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4666 (create_outofssa_var_map): Likewise.
4667 * lower-subreg.c (adjust_decomposed_uses): New.
4668 (resolve_debug): New.
4669 (decompose_multiword_subregs): Use it.
4670 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4671 * emit-rtl.c: Include params.h.
4672 (cur_debug_insn_uid): Define.
4673 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4674 (copy_rtx_if_shared_1): Handle debug insns.
4675 (reset_used_flags): Likewise.
4676 (set_used_flags): LIkewise.
4677 (get_max_insn_count): New.
4678 (next_nondebug_insn): New.
4679 (prev_nondebug_insn): New.
4680 (make_debug_insn_raw): New.
4681 (emit_insn_before_noloc): Handle debug insns.
4682 (emit_jump_insn_before_noloc): Likewise.
4683 (emit_call_insn_before_noloc): Likewise.
4684 (emit_debug_insn_before_noloc): New.
4685 (emit_insn_after_noloc): Handle debug insns.
4686 (emit_jump_insn_after_noloc): Likewise.
4687 (emit_call_insn_after_noloc): Likewise.
4688 (emit_debug_insn_after_noloc): Likewise.
4689 (emit_insn_after): Take loc from earlier non-debug insn.
4690 (emit_jump_insn_after): Likewise.
4691 (emit_call_insn_after): Likewise.
4692 (emit_debug_insn_after_setloc): New.
4693 (emit_debug_insn_after): New.
4694 (emit_insn_before): Take loc from later non-debug insn.
4695 (emit_jump_insn_before): Likewise.
4696 (emit_call_insn_before): Likewise.
4697 (emit_debug_insn_before_setloc): New.
4698 (emit_debug_insn_before): New.
4699 (emit_insn): Handle debug insns.
4700 (emit_debug_insn): New.
4701 (emit_jump_insn): Handle debug insns.
4702 (emit_call_insn): Likewise.
4704 (init_emit): Take min-nondebug-insn-uid into account.
4705 Initialize cur_debug_insn_uid.
4706 (emit_copy_of_insn_after): Handle debug insns.
4707 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4708 location of single rhs in place.
4709 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4710 (floor_sdiv_adjust): New.
4711 (cell_sdiv_adjust): New.
4712 (cell_udiv_adjust): New.
4713 (round_sdiv_adjust): New.
4714 (round_udiv_adjust): New.
4715 (wrap_constant): Moved from cselib.
4716 (unwrap_constant): New.
4717 (expand_debug_expr): New.
4718 (expand_debug_locations): New.
4719 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4721 (gimple_expand_cfg): Expand debug locations.
4722 * cselib.c: Include tree-pass.h.
4723 (struct expand_value_data): New.
4724 (cselib_record_sets_hook): New.
4725 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4726 (cselib_clear_table): Move, and implemnet in terms of...
4727 (cselib_reset_table_with_next_value): ... this.
4728 (cselib_get_next_unknown_value): New.
4729 (discard_useless_locs): Don't discard preserved values.
4730 (cselib_preserve_value): New.
4731 (cselib_preserved_value_p): New.
4732 (cselib_preserve_definitely): New.
4733 (cselib_clear_preserve): New.
4734 (cselib_preserve_only_values): New.
4735 (new_cselib_val): Take rtx argument. Dump it in details.
4736 (cselib_lookup_mem): Adjust.
4737 (expand_loc): Take regs_active in struct. Adjust. Silence
4738 dumps unless details are requested.
4739 (cselib_expand_value_rtx_cb): New.
4740 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4741 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4742 without details. Copy more subregs. Try to resolve values
4743 using a callback. Wrap constants.
4744 (cselib_subst_to_values): Adjust.
4745 (cselib_log_lookup): New.
4746 (cselib_lookup): Call it.
4747 (cselib_invalidate_regno): Don't count preserved values as useless.
4748 (cselib_invalidate_mem): Likewise.
4749 (cselib_record_set): Likewise.
4750 (struct set): Renamed to cselib_set, moved to cselib.h.
4751 (cselib_record_sets): Adjust. Call hook.
4752 (cselib_process_insn): Reset table when it would be cleared.
4753 (dump_cselib_val): New.
4754 (dump_cselib_table): New.
4755 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
4756 (remove_forwarder_block): Support moving debug stmts.
4757 * cselib.h (cselib_record_sets_hook): Declare.
4758 (cselib_expand_callback): New type.
4759 (cselib_expand_value_rtx_cb): Declare.
4760 (cselib_reset_table_with_next_value): Declare.
4761 (cselib_get_next_unknown_value): Declare.
4762 (cselib_preserve_value): Declare.
4763 (cselib_preserved_value_p): Declare.
4764 (cselib_preserve_only_values): Declare.
4765 (dump_cselib_table): Declare.
4766 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
4767 (try_crossjump_to_edge): Likewise.
4768 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
4769 dominated blocks when debug stmts are present.
4770 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
4771 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
4772 (set_var_live_on_entry): Likewise.
4773 * loop-invariant.c (find_invariants_bb): Skip debug insns.
4774 * cfglayout.c (curr_location, last_location): Make static.
4775 (set_curr_insn_source_location): Don't avoid bouncing.
4776 (get_curr_insn_source_location): New.
4777 (get_curr_insn_block): New.
4778 (duplicate_insn_chain): Handle debug insns.
4779 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
4781 * common.opt (fcompare-debug): Move to sort order.
4782 (fdump-unnumbered-links): Likewise.
4783 (fvar-tracking-assignments): New.
4784 (fvar-tracking-assignments-toggle): New.
4785 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
4786 because of debug stmts.
4787 (mark_stmt_if_obviously_necessary): Mark debug stmts.
4788 (eliminate_unnecessary_stmts): Walk dominated blocks before
4790 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
4791 * ira.c (memref_used_between_p): Skip debug insns.
4792 (update_equiv_regs): Likewise.
4793 * sched-deps.c (sd_lists_size): Accept empty list.
4794 (sd_init_insn): Mark debug insns.
4795 (sd_finish_insn): Unmark them.
4796 (sd_add_dep): Reject non-debug deps on debug insns.
4797 (fixup_sched_groups): Give debug insns group treatment.
4799 (sched_analyze_reg): Don't mark debug insns for sched before call.
4800 (sched_analyze_2): Handle debug insns.
4801 (sched_analyze_insn): Compute next non-debug insn. Handle debug
4803 (deps_analyze_insn): Handle debug insns.
4804 (deps_start_bb): Skip debug insns.
4805 (init_deps): Initialize last_debug_insn.
4806 * tree-ssa.c (target_for_debug_bind): New.
4807 (find_released_ssa_name): New.
4808 (propagate_var_def_into_debug_stmts): New.
4809 (propagate_defs_into_debug_stmts): New.
4810 (verify_ssa): Skip debug bind stmts without values.
4811 (warn_uninialized_vars): Skip debug stmts.
4812 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
4813 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
4814 (rtx_equal_p): Likewise.
4815 * ira-costs.c (scan_one_insn): Skip debug insns.
4816 (process_bb_node_for_hard_reg_moves): Likewise.
4817 * rtl.h (DEBUG_INSN_P): New.
4818 (NONDEBUG_INSN_P): New.
4819 (MAY_HAVE_DEBUG_INSNS): New.
4820 (INSN_P): Accept debug insns.
4821 (RTX_FRAME_RELATED_P): Likewise.
4822 (INSN_DELETED_P): Likewise
4823 (PAT_VAR_LOCATION_DECL): New.
4824 (PAT_VAR_LOCATION_LOC): New.
4825 (PAT_VAR_OCATION_STATUS): New.
4826 (NOTE_VAR_LOCATION_DECL): Reimplement.
4827 (NOTE_VAR_LOCATION_LOC): Likewise.
4828 (NOTE_VAR_LOCATION_STATUS): Likewise.
4829 (INSN_VAR_LOCATION): New.
4830 (INSN_VAR_LOCATION_DECL): New.
4831 (INSN_VAR_LOCATION_LOC): New.
4832 (INSN_VAR_LOCATION_STATUS): New.
4833 (gen_rtx_UNKNOWN_VAR_LOC): New.
4834 (VAR_LOC_UNKNOWN_P): New.
4835 (NOTE_DURING_CALL_P): New.
4836 (SCHED_GROUP_P): Accept debug insns.
4837 (emit_debug_insn_before): Declare.
4838 (emit_debug_insn_before_noloc): Declare.
4839 (emit_debug_insn_beore_setloc): Declare.
4840 (emit_debug_insn_after): Declare.
4841 (emit_debug_insn_after_noloc): Declare.
4842 (emit_debug_insn_after_setloc): Declare.
4843 (emit_debug_insn): Declare.
4844 (make_debug_insn_raw): Declare.
4845 (prev_nondebug_insn): Declare.
4846 (next_nondebug_insn): Declare.
4847 (delegitimize_mem_from_attrs): Declare.
4848 (get_max_insn_count): Declare.
4849 (wrap_constant): Declare.
4850 (unwrap_constant): Declare.
4851 (get_curr_insn_source_location): Declare.
4852 (get_curr_insn_block): Declare.
4853 * tree-inline.c (insert_debug_decl_map): New.
4854 (processing_debug_stmt): New.
4855 (remap_decl): Don't create new mappings in debug stmts.
4856 (remap_gimple_op_r): Don't add references in debug stmts.
4857 (copy_tree_body_r): Likewise.
4858 (remap_gimple_stmt): Handle debug bind stmts.
4859 (copy_bb): Skip debug stmts.
4860 (copy_edges_for_bb): Likewise.
4861 (copy_debug_stmt): New.
4862 (copy_debug_stmts): New.
4863 (copy_body): Copy debug stmts at the end.
4864 (insert_init_debug_bind): New.
4865 (insert_init_stmt): Take id. Skip and emit debug stmts.
4866 (setup_one_parameter): Remap variable earlier, register debug mapping.
4867 (estimate_num_insns): Skip debug stmts.
4868 (expand_call_inline): Preserve debug_map.
4869 (optimize_inline_calls): Check for no debug_stmts left-overs.
4870 (unsave_expr_now): Preserve debug_map.
4871 (copy_gimple_seq_and_replace_locals): Likewise.
4872 (tree_function_versioning): Check for no debug_stmts left-overs.
4873 Init and destroy debug_map as needed. Split edges unconditionally.
4874 (build_duplicate_type): Init and destroy debug_map as needed.
4875 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4876 (struct copy_body_data): Add debug_stmts and debug_map.
4877 * sched-int.h (struct ready_list): Add n_debug.
4878 (struct deps): Add last_debug_insn.
4879 (DEBUG_INSN_SCHED_P): New.
4880 (BOUNDARY_DEBUG_INSN_P): New.
4881 (SCHEDULE_DEBUG_INSN_P): New.
4882 (sd_iterator_cond): Accept empty list.
4883 * combine.c (create_log_links): Skip debug insns.
4884 (combine_instructions): Likewise.
4885 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4886 return value is always unshared.
4887 (struct rtx_subst_pair): New.
4888 (auto_adjust_pair): New.
4889 (propagate_for_debug_subst): New.
4890 (propagate_for_debug): New.
4891 (try_combine): Skip debug insns. Propagate removed defs into
4893 (next_nonnote_nondebug_insn): New.
4894 (distribute_notes): Use it. Skip debug insns.
4895 (distribute_links): Skip debug insns.
4896 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4897 * resource.c (mark_target_live_regs): Likewise.
4898 * var-tracking.c: Include cselib.h and target.h.
4899 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4901 (micro_operation_type_name): New.
4902 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4903 (struct micro_operation_def): Update comments.
4904 (decl_or_value): New type. Use instead of decls.
4905 (struct emit_note_data_def): Add vars.
4906 (struct attrs_def): Use decl_or_value.
4907 (struct variable_tracking_info_def): Add permp, flooded.
4908 (struct location_chain_def): Update comment.
4909 (struct variable_part_def): Use decl_or_value.
4910 (struct variable_def): Make var_part a variable length array.
4912 (scratch_regs): New.
4913 (cselib_hook_called): New.
4914 (dv_is_decl_p): New.
4915 (dv_is_value_p): New.
4918 (dv_as_opaque): New.
4919 (dv_onepart_p): New.
4921 (IS_DECL_CODE): New.
4922 (check_value_is_not_decl): New.
4923 (dv_from_decl): New.
4924 (dv_from_value): New.
4925 (dv_htab_hash): New.
4926 (variable_htab_hash): Use it.
4927 (variable_htab_eq): Support values.
4928 (variable_htab_free): Free from the right pool.
4929 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4930 (attrs_list_union): Adjust.
4931 (attrs_list_mpdv_union): New.
4932 (tie_break_pointers): New.
4933 (canon_value_cmp): New.
4934 (unshare_variable): Return possibly-modified slot.
4935 (vars_copy_1): Adjust.
4936 (var_reg_decl_set): Adjust. Split out of...
4937 (var_reg_set): ... this.
4938 (get_init_value): Adjust.
4939 (var_reg_delete_and_set): Adjust.
4940 (var_reg_delete): Adjust.
4941 (var_regno_delete): Adjust.
4942 (var_mem_decl_set): Split out of...
4943 (var_mem_set): ... this.
4944 (var_mem_delete_and_set): Adjust.
4945 (var_mem_delete): Adjust.
4949 (variable_union): Adjust. Speed up merge of 1-part vars.
4950 (variable_canonicalize): Use unshared slot.
4951 (VALUED_RECURSED_INTO): New.
4952 (find_loc_in_1pdv): New.
4953 (struct dfset_merge): New.
4954 (insert_into_intersection): New.
4955 (intersect_loc_chains): New.
4957 (canonicalize_loc_order_check): New.
4958 (canonicalize_values_mark): New.
4959 (canonicalize_values_star): New.
4960 (variable_merge_over_cur): New.
4961 (variable_merge_over_src): New.
4962 (dataflow_set_merge): New.
4963 (dataflow_set_equiv_regs): New.
4964 (remove_duplicate_values): New.
4965 (struct dfset_post_merge): New.
4966 (variable_post_merge_new_vals): New.
4967 (variable_post_merge_perm_vals): New.
4968 (dataflow_post_merge_adjust): New.
4969 (find_mem_expr_in_1pdv): New.
4970 (dataflow_set_preserve_mem_locs): New.
4971 (dataflow_set_remove_mem_locs): New.
4972 (dataflow_set_clear_at_call): New.
4973 (onepart_variable_different_p): New.
4974 (variable_different_p): Use it.
4975 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4976 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4978 (track_loc_p): Pass it true.
4979 (struct count_use_info): New.
4980 (find_use_val): New.
4981 (replace_expr_with_values): New.
4983 (use_type): New, partially split out of...
4984 (count_uses): ... this. Count new micro-ops.
4985 (count_uses_1): Adjust.
4986 (count_stores): Adjust.
4987 (count_with_sets): New.
4988 (VAL_NEEDS_RESOLUTION): New.
4989 (VAL_HOLDS_TRACK_EXPR): New.
4990 (VAL_EXPR_IS_COPIED): New.
4991 (VAL_EXPR_IS_CLOBBERED): New.
4992 (add_uses): Adjust. Generate new micro-ops.
4993 (add_uses_1): Adjust.
4994 (add_stores): Generate new micro-ops.
4995 (add_with_sets): New.
4996 (find_src_status): Adjust.
4997 (find_src_set_src): Adjust.
4998 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
4999 Handle new micro-ops. Canonicalize value equivalances.
5000 (vt_find_locations): Compute total size of hash tables for
5001 dumping. Perform merge for var-tracking-assignments. Don't
5002 disregard single-block loops.
5003 (dump_attrs_list): Handle decl_or_value.
5004 (dump_variable): Take variable. Deal with decl_or_value.
5005 (dump_variable_slot): New.
5006 (dump_vars): Use it.
5007 (dump_dataflow_sets): Adjust.
5008 (set_slot_part): New, extended to support one-part variables
5009 after splitting out of...
5010 (set_variable_part): ... this.
5011 (clobber_slot_part): New, split out of...
5012 (clobber_variable_part): ... this.
5013 (delete_slot_part): New, split out of...
5014 (delete_variable_part): .... this.
5015 (check_wrap_constant): New.
5016 (vt_expand_loc_callback): New.
5017 (vt_expand_loc): New.
5018 (emit_note_insn_var_location): Adjust. Handle values. Handle
5019 EMIT_NOTE_AFTER_CALL_INSN.
5020 (emit_notes_for_differences_1): Adjust. Handle values.
5021 (emit_notes_for_differences_2): Likewise.
5022 (emit_notes_for_differences): Adjust.
5023 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5024 Adjust. Handle new micro-ops.
5025 (vt_add_function_parameters): Adjust. Create and bind values.
5026 (vt_initialize): Adjust. Initialize scratch_regs and
5027 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5028 operations. Move some code to count_with_sets and add_with_sets.
5029 (delete_debug_insns): New.
5030 (vt_debug_insns_local): New.
5031 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5033 (var_tracking_main): If var-tracking-assignments is enabled
5034 but var-tracking isn't, delete debug insns and leave. Likewise
5035 if we exceed limits or fail the stack adjustments tests, and
5036 after all var-tracking processing.
5037 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5038 (dataflow_set): Add traversed_vars.
5039 (value_chain, const_value_chain): New typedefs.
5040 (value_chain_pool, value_chains): New variables.
5041 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5042 add_value_chains, add_cselib_value_chains, remove_value_chain,
5043 remove_value_chains, remove_cselib_value_chains): New functions.
5044 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5045 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5047 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5048 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5049 (dst_can_be_shared): New variable.
5050 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5051 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5052 different from set->vars, look up slot again instead of using the
5054 (dataflow_set_init): Initialize traversed_vars.
5055 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5056 lookup if set->vars is shared. Don't keep slot cleared before
5057 calling unshare_variable. Unshare set->vars if needed. Adjust
5058 unshare_variable callers. Clear dst_can_be_shared if needed.
5059 Even ->refcount == 1 vars must be unshared if set->vars is shared
5060 and var needs to be modified.
5061 (dataflow_set_union): Set traversed_vars during canonicalization.
5062 (VALUE_CHANGED, DECL_CHANGED): Define.
5063 (set_dv_changed, dv_changed_p): New static inlines.
5064 (track_expr_p): Clear DECL_CHANGED.
5065 (dump_dataflow_sets): Set it.
5066 (variable_was_changed): Call set_dv_changed.
5067 (emit_note_insn_var_location): Likewise.
5068 (changed_variables_stack): New variable.
5069 (check_changed_vars_1, check_changed_vars_2): New functions.
5070 (emit_notes_for_changes): Do nothing if changed_variables is
5071 empty. Traverse changed_variables with check_changed_vars_1,
5072 call check_changed_vars_2 on each changed_variables_stack entry.
5073 (emit_notes_in_bb): Add SET argument. Just clear it at the
5074 beginning, use it instead of local &set, don't destroy it at the end.
5075 (vt_emit_notes): Call dataflow_set_clear early on all
5076 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5077 computed set, dataflow_set_clear also VTI(bb)->in when we are
5078 done with the basic block. Initialize changed_variables_stack,
5079 free it afterwards. If ENABLE_CHECKING verify that after noting
5080 differences to an empty set value_chains hash table is empty.
5081 (vt_initialize): Initialize value_chains and value_chain_pool.
5082 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5083 (variable_tracking_main): Call dump_dataflow_sets before calling
5084 vt_emit_notes, not after it.
5085 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5086 (propagate_var_def_into_debug_stmts): Declare.
5087 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5088 (df_set_note): Reject debug insns.
5089 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5090 add notes to debug insns.
5091 (df_note_bb_compute): Adjust. Likewise.
5092 (df_simulate_uses): Skip debug insns.
5093 (df_simulate_initialize_backwards): Likewise.
5094 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5095 (subst_stack_regs_pat): Reject debug insns.
5096 (convert_regs_1): Handle debug insns.
5097 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5098 (print-rtl.o): Depend on cselib.h.
5099 (cselib.o): Depend on TREE_PASS_H.
5100 (var-tracking.o): Depend on cselib.h and TARGET_H.
5101 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5102 (init_ready_list): Skip boundary debug insns.
5103 (add_branch_dependences): Skip debug insns.
5104 (free_block_dependencies): Check for blocks with only debug insns.
5105 (compute_priorities): Likewise.
5106 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5107 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5109 (gimple_build_debug_bind_stat): New.
5110 (empty_body_p): Skip debug stmts.
5111 (gimple_has_side_effects): Likewise.
5112 (gimple_rhs_has_side_effects): Likewise.
5113 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5114 (gimple_build_debug_bind_stat): Declare.
5115 (gimple_build_debug_bind): Define.
5116 (is_gimple_debug): New.
5117 (gimple_debug_bind_p): New.
5118 (gimple_debug_bind_get_var): New.
5119 (gimple_debug_bind_get_value): New.
5120 (gimple_debug_bind_get_value_ptr): New.
5121 (gimple_debug_bind_set_var): New.
5122 (gimple_debug_bind_set_value): New.
5123 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5124 (gimple_debug_bind_reset_value): New.
5125 (gimple_debug_bind_has_value_p): New.
5126 (gsi_next_nondebug): New.
5127 (gsi_prev_nondebug): New.
5128 (gsi_start_nondebug_bb): New.
5129 (gsi_last_nondebug_bb): New.
5130 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5131 (print_insn): Handle DEBUG_INSN.
5132 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5133 of first insn prevail.
5134 (first_stmt): Skip debug stmts.
5135 (first_non_label_stmt): Likewise.
5136 (last_stmt): Likewise.
5137 (has_zero_uses_1): New.
5138 (single_imm_use_1): New.
5139 (verify_gimple_debug): New.
5140 (verify_types_in_gimple_stmt): Handle debug stmts.
5141 (verify_stmt): Likewise.
5142 (debug_loop_num): Skip debug stmts.
5143 (remove_edge_and_dominated_blocks): Remove dominators last.
5144 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5145 (linearize_expr): Likewise.
5146 * config/i386/i386.c (ix86_delegitimize_address): Call
5147 default implementation.
5148 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5149 (group_barrier_needed): Skip debug insns.
5150 (emit_insn_group_barriers): Likewise.
5151 (emit_all_insn_group_barriers): Likewise.
5152 (ia64_variable_issue): Handle debug insns.
5153 (ia64_dfa_new_cycle): Likewise.
5154 (final_emit_insn_group_barriers): Skip debug insns.
5155 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5156 def cfa without frame.
5157 (process_set): Likewise.
5158 (process_for_unwind_directive): Pass frame on.
5159 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5160 (rs6000_delegitimize_address): New.
5161 (rs6000_debug_adjust_cost): Handle debug insns.
5162 (is_microcoded_insn): Likewise.
5163 (is_cracked_insn): Likewise.
5164 (is_nonpipeline_insn): Likewise.
5165 (insn_must_be_first_in_group): Likewise.
5166 (insn_must_be_last_in_group): Likewise.
5167 (force_new_group): Likewise.
5168 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5169 contains only debug insns.
5170 (rtl_merge_blocks): Skip debug insns.
5171 (purge_dead_edges): Likewise.
5172 (rtl_block_ends_with_call_p): Skip debug insns.
5173 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5174 (mark_reg_dependencies): Skip debug insns.
5175 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5176 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5177 * tree-ssa-threadedge.c
5178 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5179 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5180 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5181 (copyprop_hardreg_forward_1): Handle debug insns.
5182 * reload1.c (reload): Skip debug insns. Replace unassigned
5183 pseudos in debug insns with their equivalences.
5184 (eliminate_regs_in_insn): Skip debug insns.
5185 (emit_input_reload_insns): Skip debug insns at first, adjust
5187 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5188 (get_indirect_ref_operands): Pass opf_no_vops on.
5189 (get_expr_operands): Likewise. Skip debug stmts.
5190 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5192 2009-09-01 Richard Henderson <rth@redhat.com>
5194 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5195 stmt_ends_pp_p statements at least once.
5196 * tree-vrp.c (vrp_initialize): Likewise.
5197 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5199 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5202 Fix AIX bootstrap after PR debug/30161
5203 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5204 that is a GNU extension.
5205 (tmpl_value_parm_die_table): Move the definition of this global
5206 outside #ifdef DWARF2_DEBUGGING_INFO region.
5208 2009-09-01 Richard Guenther <rguenther@suse.de>
5210 * tree.c (tree_expr_size): New function.
5211 * tree.h (tree_expr_size): Declare.
5212 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5213 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5214 * langhooks.c (lhd_expr_size): Remove.
5215 * langhooks.h (struct lang_hooks): Remove expr_size.
5216 * explow.c (expr_size): Use tree_expr_size.
5217 (int_expr_size): Likewise.
5218 * langhooks-def.h (lhd_expr_size): Remove.
5219 (LANG_HOOKS_EXPR_SIZE): Likewise.
5220 (LANG_HOOKS_INITIALIZER): Adjust.
5222 2009-09-01 Richard Guenther <rguenther@suse.de>
5224 * tree-flow.h (mark_addressable): Move declaration ...
5225 * tree.h (mark_addressable): ... here.
5226 * stmt.c (expand_asm_operands): Use mark_addressable, not
5227 lang_hooks.mark_addressable.
5228 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5229 LANG_HOOKS_MARK_ADDRESSABLE.
5230 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5231 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5233 2009-08-31 Chris Demetriou <cgd@google.com>
5235 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5236 vectorize if not TARGET_SSE2.
5238 2009-08-31 DJ Delorie <dj@redhat.com>
5240 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5241 registers if no coprocessor is enabled.
5243 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5246 * cgraph.h (cgraph_get_node): Declare ...
5247 * cgraph.c (cgraph_get_node): ... new function.
5248 * dwarf2out.c (gen_generic_params_dies,
5249 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5250 make_ith_pack_parameter_name,
5251 append_entry_to_tmpl_value_parm_die_table,
5252 gen_remaining_tmpl_value_param_die_attribute): New functions.
5253 (gen_subprogram_die): Generate debug info for template parameters
5254 if debug info level is higher than DINFO_LEVEL_TERSE.
5255 Use tree_add_const_value_attribute_for_decl instead of
5256 tree_add_const_value_attribute.
5257 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5258 instead of tree_add_const_value_attribute.
5259 (gen_struct_or_union_type_die): Generate debug
5260 info for template parameters if debug info level is higher than
5262 (tree_add_const_value_attribute): Handle integral and pointer
5263 constants. Update comment.
5264 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5265 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5266 (reference_to_unused): Fix thinko. Remove redundant predicates from
5268 (tree_add_const_value_attribute): Make this work for constant
5270 tree_add_const_value_attribute_for_decl is to be used for variable
5272 (add_location_or_const_value_attribute): Use
5273 tree_add_const_value_attribute_for_decl now.
5274 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5275 DW_TAG_template_value_param DIEs after function DIEs have been
5277 * langhooks.h (lang_hooks_for_types): Add
5278 get_argument_pack_elems.
5279 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5280 (lang_hooks): Added get_innermost_generic_parms,
5281 get_innermost_generic_args.
5282 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5283 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5284 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5285 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5287 2009-08-31 DJ Delorie <dj@redhat.com>
5289 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5290 it once we start generating the prologue or epilogue.
5291 (mep_call_saves_register): If the frame is locked, re-use
5293 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5294 (mep_expand_prologue): Call it.
5295 (mep_expand_epilogue): Likewise.
5296 (mep_start_function): Use the same logic as mep_expand_prologue.
5297 (mep_pass_by_reference): Make logic more readable.
5298 (mep_return_in_memory): Zero-sized objects are passed in memory.
5299 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5301 2009-08-31 Richard Guenther <rguenther@suse.de>
5303 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5304 to query if the memory regions for memmove overlap.
5305 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5306 asserts on pointers, instead deal with odd trees.
5307 (ptr_derefs_may_alias_p): Likewise.
5308 (refs_may_alias_p_1): Constructor bases also never alias.
5310 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5312 * doc/install.texi (Final install): Adjust reference on where to
5313 order printed manuals.
5315 2009-08-30 Olivier Hainque <hainque@adacore.com>
5317 * dwarf2out.c (switch_to_frame_table_section): Move
5318 definition prior to first use.
5320 2009-08-30 Richard Guenther <rguenther@suse.de>
5322 PR tree-optimization/41186
5323 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5324 (ao_ref_init_from_ptr_and_size): New function.
5325 (ref_maybe_used_by_call_p_1): Be more precise tracking
5326 used ranges for builtin functions.
5327 (ref_maybe_used_by_call_p): Adjust.
5328 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5329 ranges for builtin functions.
5330 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5332 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5335 * fwprop.c (get_reg_use_in): Delete.
5336 (free_load_extend): New function.
5337 (forward_propagate_subreg): Use it.
5339 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5341 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5343 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5346 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5349 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5351 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5352 fini or fini_array section.
5354 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5356 * graphite-dependences.c (graphite_legal_transform_bb): Call
5357 pbb_remove_duplicate_pdrs.
5358 * graphite-poly.c (can_collapse_pdr): Removed.
5359 (pdr_find_duplicate): Removed.
5360 (can_collapse_pdrs): New.
5361 (pbb_remove_duplicate_pdrs): New.
5362 (new_poly_dr): Do not look for duplicates.
5363 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5364 (PBB_PDR_DUPLICATES_REMOVED): New.
5365 (pbb_remove_duplicate_pdrs): Declared.
5367 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5369 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5370 the strides by multiplying by PDR_NB_REFS.
5371 * graphite-poly.c (can_collapse_pdr): New.
5372 (pdr_find_duplicate): New.
5373 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5374 Initialize PDR_NB_REFS.
5375 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5377 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5379 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5382 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5385 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5387 * graphite-dependences.c (pddr_original_scattering): Return NULL
5388 for read-read dependence relations.
5389 * graphite-poly.h (enum poly_dr_type): Fix comment.
5392 (pdr_may_write_p): New.
5394 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5396 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5397 (struct poly_dr): Same.
5398 (new_poly_dr): Same.
5399 * graphite-poly.c (new_poly_dr): Same.
5400 * graphite-dependences.c (dot_deps): Disable call to system.
5402 2009-08-28 Cary Coutant <ccoutant@google.com>
5405 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5406 struct/union/enum types local to a function.
5408 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5409 Sebastian Pop <sebastian.pop@amd.com>
5411 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5412 pbb_strip_mine_time_depth. Changed the implementation so that
5413 transformation is expressed as a transformation on
5414 time (scatttering) dimensions. Also, ensures that the 2d+1
5415 scheduling format is preserved.
5416 (pbb_strip_mine_profitable_p): Profitability is based on the
5417 iteration number of a given time (scattering) dimension,
5418 and not on a original loop depth dimension.
5419 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5420 (pbb_do_strip_mine): Call psct_dynamic_dim.
5421 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5422 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5423 (pbb_nb_dynamic_scattering_transform): New.
5424 (psct_dynamic_dim): New.
5426 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5428 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5429 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5430 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5431 * graphite-interchange.c (build_linearized_memory_access): Same.
5432 (memory_stride_in_loop): Same.
5434 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5436 * graphite-dependences.c (pddr_original_scattering): New.
5437 (graphite_legal_transform_dr): Call pddr_original_scattering.
5440 * graphite-dependences.h (dot_deps): Declared.
5441 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5442 (print_pdr): Print PDR_ID.
5443 * graphite-poly.h (struct poly_dr): Add field id.
5446 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5448 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5450 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5451 not delete the original dependence relation.
5453 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5455 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5456 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5457 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5458 (free_poly_ddr): New.
5459 (pddr_is_empty): New.
5460 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5461 (dependence_polyhedron): Same. Remove useless gcc_assert.
5463 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5464 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5465 * graphite-dependences.h (enum poly_dependence_kind): New.
5466 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5467 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5468 (PDRP_SINK): Renamed PDDR_SINK.
5469 (PDRP_DDP): Renamed PDDR_DDP.
5471 (free_poly_ddr): Declared.
5472 * graphite-poly.c (new_scop): Use the new hash function names.
5473 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5474 into original_pddrs.
5475 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5477 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5479 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5480 bounds with LT_EXPR to make niter analysis more precise on code
5481 generated by Graphite.
5483 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5485 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5486 (graphite_legal_transform_bb): Same.
5487 (poly_drs_may_alias_p): Same.
5489 2009-08-28 Richard Guenther <rguenther@suse.de>
5491 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5493 2009-08-28 Jan Beulich <jbeulich@novell.com>
5495 * config/i386/netware.c: Include langhooks.h.
5496 (i386_nlm_encode_section_info): Simplify.
5497 (netware_override_options): Delete.
5498 * config/i386/netware.h (netware_override_options): Delete
5500 (OVERRIDE_OPTIONS): Delete definition.
5501 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5502 (ASM_COMMENT_START): Define.
5503 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5505 2009-08-28 Jan Beulich <jbeulich@novell.com>
5507 * configure.ac: For in-tree ld, do a plain version check to
5508 determine whether comdat groups are supported.
5509 * configure: Regenerate.
5511 2009-08-28 Olivier Hainque <hainque@adacore.com>
5513 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5514 always defined. Reflect definition or absence of such for
5515 COLLECT_EXPORT_LIST. Readability helper.
5516 (scanfilter): New enum, to help control what symbols
5517 are to be considered or ignored by scan_prog_file.
5518 (enum pass): Rename as "scanpass", moved together with scanfilter
5519 prior to scan_prog_file's prototype.
5520 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5521 Group prototype with the scanpass/scanfilter definitions, factorize
5522 head comments for the several implementations at the prototype.
5523 (main): Reorganize the first pass link control to let AIX
5524 drag only the needed frame tables in executables. Prevent
5525 frame tables collection during the scan aimed at static ctors.
5526 Pre-link and scan for frame tables later to compensate.
5527 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5528 A C statement to issue assembly directives that create a reference
5529 to the given DWARF table identifier label from the current function
5531 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5532 to differentiate first time section entry. Only emit a .data
5533 tables start identifier label the first time around.
5534 (switch_to_frame_table_section): New function. Helper for
5535 output_call_frame_info to switch possibly BACK into the eh_frame
5536 or the debug_frame section depending on FOR_EH.
5537 (output_call_frame_info): Use helper to first enter the proper
5539 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5540 emit a link to the frame table start label from each function
5542 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5543 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5544 * config/rs6000/rs6000-protos.h: Declare it.
5545 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5547 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5549 * config/sh/sh.c (split_branches): Check the result of
5552 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5554 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5555 using -pthread -fopenmp
5557 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5559 * doc/service.texi (service directory): Update URL.
5561 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5563 PR rtl-optimization/40861
5564 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5565 extract word from a multi-word subreg for negative byte positions.
5567 2009-08-27 Tristan Gingold <gingold@adacore.com>
5568 Douglas B Rupp <rupp@gnat.com>
5570 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5571 (SECTION_VMS_OVERLAY): Define.
5572 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5574 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5576 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5577 common_object declarations.
5578 (ia64_section_type_flags): Set section flag for common_object.
5579 * config/ia64/ia64-protos.h
5580 (ia64_vms_output_aligned_decl_common): Declare.
5581 (ia64_vms_elf_asm_named_section): Declare.
5583 2009-08-27 Michael Matz <matz@suse.de>
5585 * expr.c (expand_expr_real_2): New function taking exploded
5586 unary or binary expression, split out from ...
5587 (expand_expr_real_1): ... here. Move over all unary/binary
5588 switch parts to above function, in particular these codes:
5589 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5590 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5591 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5592 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5593 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5594 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5595 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5596 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5597 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5598 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5599 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5600 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5601 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5602 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5603 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5604 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5605 VEC_PACK_FIX_TRUNC_EXPR.
5606 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5609 2009-08-27 Richard Guenther <rguenther@suse.de>
5611 * gengtype.c (main): Handle uint64_t.
5612 * ipa-utils.c (get_base_var): Indent properly.
5613 * tree-ssa-live.c (debug_scope_block): New function.
5614 * tree-flow.h (debug_scope_block): Declare.
5615 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5616 * basic-block.h (enum profile_status): Rename to
5617 enum profile_status_d.
5618 (x_profile_status): Adjust type.
5620 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5623 * dwarf2out.c (get_context_die): Declare this static function.
5624 (gen_type_die_with_usage): Make sure a DIE is a generated for
5625 the context of a typedef.
5627 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5629 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5632 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5634 * config/mips/mips-protos.h (mips_output_sync): Declare.
5635 (mips_sync_loop_insns): Likewise.
5636 (mips_output_sync_loop): Replace first two parameters with an rtx.
5637 * config/mips/mips.c (mips_multi_member): New structure.
5638 (mips_multi_members): New variable.
5639 (mips_multi_start): New function.
5640 (mips_multi_add): Likewise.
5641 (mips_multi_add_insn): Likewise.
5642 (mips_multi_add_label): Likewise.
5643 (mips_multi_last_index): Likewise.
5644 (mips_multi_copy_insn): Likewise.
5645 (mips_multi_set_operand): Likewise.
5646 (mips_multi_write): Likewise.
5647 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5648 (mips_init_print_operand_punct): Update accordingly.
5649 (mips_start_ll_sc_sync_block): New function.
5650 (mips_end_ll_sc_sync_block): Likewise.
5651 (mips_output_sync): Likewise.
5652 (mips_sync_insn1_template): Likewise.
5653 (mips_sync_insn2_template): Likewise.
5654 (mips_get_sync_operand): Likewise.
5655 (mips_process_sync_loop): Likewise.
5656 (mips_output_sync_loop): Use mips_process_sync_loop.
5657 (mips_sync_loop_insns): New function.
5658 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5659 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5660 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5661 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5662 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5663 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5664 (MIPS_SYNC_OLD_OP_12): Likewise.
5665 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5666 (MIPS_SYNC_NEW_OP_12): Likewise.
5667 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5668 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5669 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5670 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5671 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5672 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5673 * config/mips/mips.md (sync_mem): New attribute.
5674 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5675 (sync_exclusive_mask, sync_required_oldval): Likewise.
5676 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5677 (sync_release_barrier): Likewise.
5678 (length): Handle sync loops.
5679 (sync): Use mips_output_sync.
5680 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5681 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5682 and use mips_output_sync_loop.
5683 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5684 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5685 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5686 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5687 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5688 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5689 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5690 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5691 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5693 2009-08-26 Richard Guenther <rguenther@suse.de>
5696 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5697 the types to not match.
5698 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5700 * tree-ssa.c (useless_type_conversion_p): Conversions to
5701 pointers to unprototyped functions are useless.
5703 2009-08-26 Richard Guenther <rguenther@suse.de>
5705 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5706 whole-program condition, prepare to be called for non-globals.
5707 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5708 params build a representative with known type and track its fields.
5710 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5712 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5713 clearing by a taken branch.
5714 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5715 effectively after bbro pass.
5716 (sync_nand<mode>): Ditto.
5717 (sync_old_<fetchop_name><mode>): Ditto.
5718 (sync_old_nand<mode>): Ditto.
5719 (sync_new_<fetchop_name><mode>): Dito.
5720 (sync_new_nand<mode>): Ditto.
5721 (sync_compare_and_swap<mode>_1): Ditto.
5722 (*sync_compare_and_swap<mode>): Ditto.
5723 (sync_lock_test_and_set<mode>_1): Ditto.
5724 ("sync_lock_test_and_set<mode>): Ditto.
5726 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5728 * hwint.h (HOST_LONG_FORMAT): New macro
5729 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5730 Use HOST_PTR_PRINTF.
5731 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5732 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5733 (HOST_PTR_PRINTF): Document.
5735 2009-08-25 Jan Hubicka <jh@suse.cz>
5737 * config/i386/bmmintrin.h: Replace by #error.
5740 Michael Meissner <michael.meissner@amd.com>
5741 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5742 Tony Linthicum <tony.linthicum@amd.com>
5744 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5745 (TARGET_ROUND): New macro for the round/ptest instructions which
5746 are shared between SSE4.1 and SSE5.
5747 (OPTION_MASK_ISA_ROUND): Ditto.
5748 (OPTION_ISA_ROUND): Ditto.
5749 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5750 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5752 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5753 (-mfused-madd): New switch to give users control over whether the
5754 compiler optimizes to use the multiply/add SSE5 instructions.
5756 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
5757 (ix86_handle_option): Turn off 3dnow if -msse5.
5758 (override_options): Add SSE5 support.
5759 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5761 (ix86_expand_sse_movcc): Add SSE5 support.
5762 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5763 vector type to the next largest size.
5764 (ix86_expand_sse5_pack): New function to use pperm to pack a
5765 vector type to the next smallest size.
5766 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5767 (IX86_BUILTIN_FMADDSD): Ditto.
5768 (IX86_BUILTIN_FMADDPS): Ditto.
5769 (IX86_BUILTIN_FMADDPD): Ditto.
5770 (IX86_BUILTIN_FMSUBSS): Ditto.
5771 (IX86_BUILTIN_FMSUBSD): Ditto.
5772 (IX86_BUILTIN_FMSUBPS): Ditto.
5773 (IX86_BUILTIN_FMSUBPD): Ditto.
5774 (IX86_BUILTIN_FNMADDSS): Ditto.
5775 (IX86_BUILTIN_FNMADDSD): Ditto.
5776 (IX86_BUILTIN_FNMADDPS): Ditto.
5777 (IX86_BUILTIN_FNMADDPD): Ditto.
5778 (IX86_BUILTIN_FNMSUBSS): Ditto.
5779 (IX86_BUILTIN_FNMSUBSD): Ditto.
5780 (IX86_BUILTIN_FNMSUBPS): Ditto.
5781 (IX86_BUILTIN_FNMSUBPD): Ditto.
5782 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5783 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5784 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5785 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5786 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5787 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5788 (IX86_BUILTIN_PPERM): Ditto.
5789 (IX86_BUILTIN_PERMPS): Ditto.
5790 (IX86_BUILTIN_PERMPD): Ditto.
5791 (IX86_BUILTIN_PMACSSWW): Ditto.
5792 (IX86_BUILTIN_PMACSWW): Ditto.
5793 (IX86_BUILTIN_PMACSSWD): Ditto.
5794 (IX86_BUILTIN_PMACSWD): Ditto.
5795 (IX86_BUILTIN_PMACSSDD): Ditto.
5796 (IX86_BUILTIN_PMACSDD): Ditto.
5797 (IX86_BUILTIN_PMACSSDQL): Ditto.
5798 (IX86_BUILTIN_PMACSSDQH): Ditto.
5799 (IX86_BUILTIN_PMACSDQL): Ditto.
5800 (IX86_BUILTIN_PMACSDQH): Ditto.
5801 (IX86_BUILTIN_PMADCSSWD): Ditto.
5802 (IX86_BUILTIN_PMADCSWD): Ditto.
5803 (IX86_BUILTIN_PHADDBW): Ditto.
5804 (IX86_BUILTIN_PHADDBD): Ditto.
5805 (IX86_BUILTIN_PHADDBQ): Ditto.
5806 (IX86_BUILTIN_PHADDWD): Ditto.
5807 (IX86_BUILTIN_PHADDWQ): Ditto.
5808 (IX86_BUILTIN_PHADDDQ): Ditto.
5809 (IX86_BUILTIN_PHADDUBW): Ditto.
5810 (IX86_BUILTIN_PHADDUBD): Ditto.
5811 (IX86_BUILTIN_PHADDUBQ): Ditto.
5812 (IX86_BUILTIN_PHADDUWD): Ditto.
5813 (IX86_BUILTIN_PHADDUWQ): Ditto.
5814 (IX86_BUILTIN_PHADDUDQ): Ditto.
5815 (IX86_BUILTIN_PHSUBBW): Ditto.
5816 (IX86_BUILTIN_PHSUBWD): Ditto.
5817 (IX86_BUILTIN_PHSUBDQ): Ditto.
5818 (IX86_BUILTIN_PROTB): Ditto.
5819 (IX86_BUILTIN_PROTW): Ditto.
5820 (IX86_BUILTIN_PROTD): Ditto.
5821 (IX86_BUILTIN_PROTQ): Ditto.
5822 (IX86_BUILTIN_PROTB_IMM): Ditto.
5823 (IX86_BUILTIN_PROTW_IMM): Ditto.
5824 (IX86_BUILTIN_PROTD_IMM): Ditto.
5825 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5826 (IX86_BUILTIN_PSHLB): Ditto.
5827 (IX86_BUILTIN_PSHLW): Ditto.
5828 (IX86_BUILTIN_PSHLD): Ditto.
5829 (IX86_BUILTIN_PSHLQ): Ditto.
5830 (IX86_BUILTIN_PSHAB): Ditto.
5831 (IX86_BUILTIN_PSHAW): Ditto.
5832 (IX86_BUILTIN_PSHAD): Ditto.
5833 (IX86_BUILTIN_PSHAQ): Ditto.
5834 (IX86_BUILTIN_FRCZSS): Ditto.
5835 (IX86_BUILTIN_FRCZSD): Ditto.
5836 (IX86_BUILTIN_FRCZPS): Ditto.
5837 (IX86_BUILTIN_FRCZPD): Ditto.
5838 (IX86_BUILTIN_CVTPH2PS): Ditto.
5839 (IX86_BUILTIN_CVTPS2PH): Ditto.
5840 (IX86_BUILTIN_COMEQSS): Ditto.
5841 (IX86_BUILTIN_COMNESS): Ditto.
5842 (IX86_BUILTIN_COMLTSS): Ditto.
5843 (IX86_BUILTIN_COMLESS): Ditto.
5844 (IX86_BUILTIN_COMGTSS): Ditto.
5845 (IX86_BUILTIN_COMGESS): Ditto.
5846 (IX86_BUILTIN_COMUEQSS): Ditto.
5847 (IX86_BUILTIN_COMUNESS): Ditto.
5848 (IX86_BUILTIN_COMULTSS): Ditto.
5849 (IX86_BUILTIN_COMULESS): Ditto.
5850 (IX86_BUILTIN_COMUGTSS): Ditto.
5851 (IX86_BUILTIN_COMUGESS): Ditto.
5852 (IX86_BUILTIN_COMORDSS): Ditto.
5853 (IX86_BUILTIN_COMUNORDSS): Ditto.
5854 (IX86_BUILTIN_COMFALSESS): Ditto.
5855 (IX86_BUILTIN_COMTRUESS): Ditto.
5856 (IX86_BUILTIN_COMEQSD): Ditto.
5857 (IX86_BUILTIN_COMNESD): Ditto.
5858 (IX86_BUILTIN_COMLTSD): Ditto.
5859 (IX86_BUILTIN_COMLESD): Ditto.
5860 (IX86_BUILTIN_COMGTSD): Ditto.
5861 (IX86_BUILTIN_COMGESD): Ditto.
5862 (IX86_BUILTIN_COMUEQSD): Ditto.
5863 (IX86_BUILTIN_COMUNESD): Ditto.
5864 (IX86_BUILTIN_COMULTSD): Ditto.
5865 (IX86_BUILTIN_COMULESD): Ditto.
5866 (IX86_BUILTIN_COMUGTSD): Ditto.
5867 (IX86_BUILTIN_COMUGESD): Ditto.
5868 (IX86_BUILTIN_COMORDSD): Ditto.
5869 (IX86_BUILTIN_COMUNORDSD): Ditto.
5870 (IX86_BUILTIN_COMFALSESD): Ditto.
5871 (IX86_BUILTIN_COMTRUESD): Ditto.
5872 (IX86_BUILTIN_COMEQPS): Ditto.
5873 (IX86_BUILTIN_COMNEPS): Ditto.
5874 (IX86_BUILTIN_COMLTPS): Ditto.
5875 (IX86_BUILTIN_COMLEPS): Ditto.
5876 (IX86_BUILTIN_COMGTPS): Ditto.
5877 (IX86_BUILTIN_COMGEPS): Ditto.
5878 (IX86_BUILTIN_COMUEQPS): Ditto.
5879 (IX86_BUILTIN_COMUNEPS): Ditto.
5880 (IX86_BUILTIN_COMULTPS): Ditto.
5881 (IX86_BUILTIN_COMULEPS): Ditto.
5882 (IX86_BUILTIN_COMUGTPS): Ditto.
5883 (IX86_BUILTIN_COMUGEPS): Ditto.
5884 (IX86_BUILTIN_COMORDPS): Ditto.
5885 (IX86_BUILTIN_COMUNORDPS): Ditto.
5886 (IX86_BUILTIN_COMFALSEPS): Ditto.
5887 (IX86_BUILTIN_COMTRUEPS): Ditto.
5888 (IX86_BUILTIN_COMEQPD): Ditto.
5889 (IX86_BUILTIN_COMNEPD): Ditto.
5890 (IX86_BUILTIN_COMLTPD): Ditto.
5891 (IX86_BUILTIN_COMLEPD): Ditto.
5892 (IX86_BUILTIN_COMGTPD): Ditto.
5893 (IX86_BUILTIN_COMGEPD): Ditto.
5894 (IX86_BUILTIN_COMUEQPD): Ditto.
5895 (IX86_BUILTIN_COMUNEPD): Ditto.
5896 (IX86_BUILTIN_COMULTPD): Ditto.
5897 (IX86_BUILTIN_COMULEPD): Ditto.
5898 (IX86_BUILTIN_COMUGTPD): Ditto.
5899 (IX86_BUILTIN_COMUGEPD): Ditto.
5900 (IX86_BUILTIN_COMORDPD): Ditto.
5901 (IX86_BUILTIN_COMUNORDPD): Ditto.
5902 (IX86_BUILTIN_COMFALSEPD): Ditto.
5903 (IX86_BUILTIN_COMTRUEPD): Ditto.
5904 (IX86_BUILTIN_PCOMEQUB): Ditto.
5905 (IX86_BUILTIN_PCOMNEUB): Ditto.
5906 (IX86_BUILTIN_PCOMLTUB): Ditto.
5907 (IX86_BUILTIN_PCOMLEUB): Ditto.
5908 (IX86_BUILTIN_PCOMGTUB): Ditto.
5909 (IX86_BUILTIN_PCOMGEUB): Ditto.
5910 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5911 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5912 (IX86_BUILTIN_PCOMEQUW): Ditto.
5913 (IX86_BUILTIN_PCOMNEUW): Ditto.
5914 (IX86_BUILTIN_PCOMLTUW): Ditto.
5915 (IX86_BUILTIN_PCOMLEUW): Ditto.
5916 (IX86_BUILTIN_PCOMGTUW): Ditto.
5917 (IX86_BUILTIN_PCOMGEUW): Ditto.
5918 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5919 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5920 (IX86_BUILTIN_PCOMEQUD): Ditto.
5921 (IX86_BUILTIN_PCOMNEUD): Ditto.
5922 (IX86_BUILTIN_PCOMLTUD): Ditto.
5923 (IX86_BUILTIN_PCOMLEUD): Ditto.
5924 (IX86_BUILTIN_PCOMGTUD): Ditto.
5925 (IX86_BUILTIN_PCOMGEUD): Ditto.
5926 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5927 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5928 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5929 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5930 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5931 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5932 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5933 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5934 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5935 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5936 (IX86_BUILTIN_PCOMEQB): Ditto.
5937 (IX86_BUILTIN_PCOMNEB): Ditto.
5938 (IX86_BUILTIN_PCOMLTB): Ditto.
5939 (IX86_BUILTIN_PCOMLEB): Ditto.
5940 (IX86_BUILTIN_PCOMGTB): Ditto.
5941 (IX86_BUILTIN_PCOMGEB): Ditto.
5942 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5943 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5944 (IX86_BUILTIN_PCOMEQW): Ditto.
5945 (IX86_BUILTIN_PCOMNEW): Ditto.
5946 (IX86_BUILTIN_PCOMLTW): Ditto.
5947 (IX86_BUILTIN_PCOMLEW): Ditto.
5948 (IX86_BUILTIN_PCOMGTW): Ditto.
5949 (IX86_BUILTIN_PCOMGEW): Ditto.
5950 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5951 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5952 (IX86_BUILTIN_PCOMEQD): Ditto.
5953 (IX86_BUILTIN_PCOMNED): Ditto.
5954 (IX86_BUILTIN_PCOMLTD): Ditto.
5955 (IX86_BUILTIN_PCOMLED): Ditto.
5956 (IX86_BUILTIN_PCOMGTD): Ditto.
5957 (IX86_BUILTIN_PCOMGED): Ditto.
5958 (IX86_BUILTIN_PCOMFALSED): Ditto.
5959 (IX86_BUILTIN_PCOMTRUED): Ditto.
5960 (IX86_BUILTIN_PCOMEQQ): Ditto.
5961 (IX86_BUILTIN_PCOMNEQ): Ditto.
5962 (IX86_BUILTIN_PCOMLTQ): Ditto.
5963 (IX86_BUILTIN_PCOMLEQ): Ditto.
5964 (IX86_BUILTIN_PCOMGTQ): Ditto.
5965 (IX86_BUILTIN_PCOMGEQ): Ditto.
5966 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5967 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5968 (enum multi_arg_type): New enum for describing the various SSE5
5969 intrinsic argument types.
5970 (bdesc_multi_arg): New table for SSE5 intrinsics.
5971 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5972 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5974 (ix86_expand_builtin): Add SSE5 intrinsic support.
5975 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5976 operand instructions.
5977 (ix86_expand_sse5_multiple_memory): New function to split the
5978 second memory reference from SSE5 instructions.
5979 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5980 (ix86_return_pops_args): Use stdarg_p to determine if the function
5981 has variable arguments.
5982 (ix86_setup_incoming_varargs): Ditto.
5983 (x86_this_parameter): Ditto.
5985 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5987 (ix86_expand_sse5_pack): Ditto.
5988 (ix86_sse5_valid_op_p): Ditto.
5989 (ix86_expand_sse5_multiple_memory): Ditto.
5991 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5992 constant for SSE5 support.
5993 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5994 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5995 (UNSPEC_SSE5_PERMUTE): Ditto.
5996 (UNSPEC_SSE5_ASHIFT): Ditto.
5997 (UNSPEC_SSE5_LSHIFT): Ditto.
5998 (UNSPEC_FRCZ): Ditto.
5999 (UNSPEC_CVTPH2PS): Ditto.
6000 (UNSPEC_CVTPS2PH): Ditto.
6001 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6003 (COM_FALSE_S): Ditto.
6004 (COM_FALSE_P): Ditto.
6005 (COM_TRUE_S): Ditto.
6006 (COM_TRUE_P): Ditto.
6007 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6008 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6010 (memory attribute): Ditto.
6011 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6012 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6013 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6014 (floor<mode>2): Ditto.
6015 (ceil<mode>2): Ditto.
6016 (btrunc<mode>2): Ditto.
6017 (nearbyintdf2): Ditto.
6018 (nearbyintsf2): Ditto.
6019 (sse_setccsf): Disable if SSE5.
6020 (sse_setccdf): Ditto.
6021 (sse5_setcc<mode>): New support for SSE5 conditional move.
6022 (sse5_pcmov_<mode>): Ditto.
6024 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6026 (SSEMODEF2P): Ditto.
6027 (ssemodesuffixf4): New mode attribute for SSE5.
6028 (ssemodesuffixf2s): Ditto.
6029 (ssemodesuffixf2c): Ditto.
6030 (sserotatemax): Ditto.
6031 (ssescalarmode): Ditto.
6032 (sse_maskcmpv4sf3): Disable if SSE5.
6033 (sse_maskcmpv2df3): Ditto.
6034 (sse_vmmaskcmpv4sf3): Ditto.
6035 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6036 (sse5_vmfmadd<mode>4): Ditto.
6037 (sse5_fmsub<mode>4): Ditto.
6038 (sse5_vmfmsub<mode>4): Ditto.
6039 (sse5_fnmadd<mode>4): Ditto.
6040 (sse5_vmfnmadd<mode>4): Ditto.
6041 (sse5_fnmsub<mode>4): Ditto.
6042 (sse5_vmfnmsub<mode>4): Ditto.
6043 (sse5i_fmadd<mode>4): Ditto.
6044 (sse5i_fmsub<mode>4): Ditto.
6045 (sse5i_fnmadd<mode>4): Ditto.
6046 (sse5i_fnmsub<mode>4): Ditto.
6047 (sse5i_vmfmadd<mode>4): Ditto.
6048 (sse5i_vmfmsub<mode>4): Ditto.
6049 (sse5i_vmfnmadd<mode>4): Ditto.
6050 (sse5i_vmfnmsub<mode>4): Ditto.
6051 (mulv16qi3): Add SSE5 support.
6053 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6054 (sse2_mulv4si3): Disable if SSE5.
6055 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6056 (sse4_1_roundps): Ditto.
6057 (sse4_1_roundsd): Ditto.
6058 (sse4_1_roundss): Ditto.
6059 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6061 (sse_maskcmpsf3): Ditto.
6062 (sse_vmmaskcmpv4sf3): Ditto.
6063 (sse2_maskcmpv2df3): Ditto.
6064 (sse2_maskcmpdf3): Ditto.
6065 (sse2_vmmaskcmpv2df3): Ditto.
6066 (sse2_eq<mode>3): Ditto.
6067 (sse2_gt<mode>3): Ditto.
6068 (sse5_pcmov_<mode>): Add SSE5 support.
6069 (vec_unpacku_hi_v16qi): Ditto.
6070 (vec_unpacks_hi_v16qi): Ditto.
6071 (vec_unpacku_lo_v16qi): Ditto.
6072 (vec_unpacks_lo_v16qi): Ditto.
6073 (vec_unpacku_hi_v8hi): Ditto.
6074 (vec_unpacks_hi_v8hi): Ditto.
6075 (vec_unpacku_lo_v8hi): Ditto.
6076 (vec_unpacks_lo_v8hi): Ditto.
6077 (vec_unpacku_hi_v4si): Ditto.
6078 (vec_unpacks_hi_v4si): Ditto.
6079 (vec_unpacku_lo_v4si): Ditto.
6080 (vec_unpacks_lo_v4si): Ditto.
6081 (sse5_pmacsww): New SSE5 intrinsic insn.
6082 (sse5_pmacssww): Ditto.
6083 (sse5_pmacsdd): Ditto.
6084 (sse5_pmacssdd): Ditto.
6085 (sse5_pmacssdql): Ditto.
6086 (sse5_pmacssdqh): Ditto.
6087 (sse5_pmacsdqh): Ditto.
6088 (sse5_pmacsswd): Ditto.
6089 (sse5_pmacswd): Ditto.
6090 (sse5_pmadcsswd): Ditto.
6091 (sse5_pmadcswd): Ditto.
6092 (sse5_pcmov_<move>): Conditional move support on SSE5.
6093 (sse5_phaddbw): New SSE5 intrinsic insn.
6094 (sse5_phaddbd): Ditto.
6095 (sse5_phaddbq): Ditto.
6096 (sse5_phaddwd): Ditto.
6097 (sse5_phaddwq): Ditto.
6098 (sse5_phadddq): Ditto.
6099 (sse5_phaddubw): Ditto.
6100 (sse5_phaddubd): Ditto.
6101 (sse5_phaddubq): Ditto.
6102 (sse5_phadduwd): Ditto.
6103 (sse5_phadduwq): Ditto.
6104 (sse5_phaddudq): Ditto.
6105 (sse5_phsubbw): Ditto.
6106 (sse5_phsubwd): Ditto.
6107 (sse5_phsubdq): Ditto.
6108 (sse5_pperm): Ditto.
6109 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6110 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6111 (sse5_pperm_sign_v8hi_v4si): Ditto.
6112 (sse5_pperm_zero_v8hi_v4si): Ditto.
6113 (sse5_pperm_sign_v4si_v2di): Ditto.
6114 (sse5_pperm_sign_v4si_v2di): Ditto.
6115 (sse5_pperm_pack_v2di_v4si): Ditto.
6116 (sse5_pperm_pack_v4si_v8hi): Ditto.
6117 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6118 (sse5_perm<mode>): New SSE5 intrinsic insn.
6119 (rotl<mode>3): Ditto.
6120 (sse5_rotl<mode>3): Ditto.
6121 (sse5_ashl<mode>3): Ditto.
6122 (sse5_lshl<mode>3): Ditto.
6123 (sse5_frcz<mode>2): Ditto.
6124 (sse5s_frcz<mode>2): Ditto.
6125 (sse5_cvtph2ps): Ditto.
6126 (sse5_cvtps2ph): Ditto.
6127 (sse5_vmmaskcmp<mode>3): Ditto.
6128 (sse5_com_tf<mode>3): Ditto.
6129 (sse5_maskcmp<mode>3): Ditto.
6130 (sse5_maskcmp_uns<mode>3): Ditto.
6131 (sse5_maskcmp_uns2<mode>3): Ditto.
6132 (sse5_pcom_tf<mode>3): Ditto.
6134 * config/i386/predicates.md (sse5_comparison_float_operator):
6135 New predicate to match the comparison operators supported by
6136 the SSE5 com instruction.
6137 (ix86_comparison_int_operator): New predicate to match just the
6138 signed int comparisons.
6139 (ix86_comparison_uns_operator): New predicate to match just the
6140 unsigned int comparisons.
6142 * doc/invoke.texi (-msse5): Add documentation.
6143 (-mfused-madd): Ditto.
6145 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6147 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6149 (x86_64-*-*): Ditto.
6151 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6153 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6154 intrinisics for SSE5.
6156 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6159 * config/i386/mmintrin-common.h: New file, to contain common
6160 instructions between SSE4.1 and SSE5.
6162 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6163 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6164 (gen_regparm_prefix): Ditto.
6166 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6167 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6168 prototype_p to determine if a function is prototyped.
6170 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6172 * c-common.c (c_common_reswords) add the alignof keyword,
6173 with same RID as __alignof and __alignof__
6175 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6177 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6178 * hooks.c (hook_bool_const_int_const_int_true): New function.
6179 * target.h (struct gcc_target): Add can_eliminate field.
6180 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6181 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6182 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6183 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6184 (elim_table): Revise comment.
6185 * system.h (CAN_ELIMINATE): Poison.
6186 * defaults.h (CAN_ELIMINATE): Remove.
6187 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6189 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6190 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6192 (alpha_vms_can_eliminate): Declare as static, change return type to
6194 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6196 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6197 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6198 (arm_can_eliminate): New function.
6200 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6201 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6202 (avr_can_eliminate): Declare as static.
6203 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6205 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6206 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6207 (bfin_can_eliminate): New function.
6209 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6210 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6211 (crx_can_eliminate): New function.
6213 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6214 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6215 (fr30_can_eliminate): New function.
6217 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6218 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6219 (frv_can_eliminate): New function.
6221 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6222 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6223 (h8300_can_eliminate): New function.
6225 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6226 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6227 (i386_can_eliminate): Declare as static, change return type to bool.
6228 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6230 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6231 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6232 (ia64_can_eliminate): New function.
6234 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6235 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6236 (iq2000_can_eliminate): New function.
6238 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6239 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6240 (m32r_can_eliminate): New function.
6242 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6243 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6244 (m68hc11_can_eliminate): New function.
6246 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6247 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6248 (m68k_can_eliminate): New function.
6250 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6251 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6252 (mep_can_eliminate): New function.
6254 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6255 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6256 (mips_can_eliminate): New function.
6258 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6259 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6260 (rs6000_can_eliminate): New function.
6262 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6263 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6264 (s390_can_eliminate): Declare as static.
6265 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6267 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6268 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6269 (score_can_eliminate): New function.
6271 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6272 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6273 (sparc_can_eliminate): Declare as static.
6274 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6276 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6277 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6278 (xstormy16_can_eliminate): New function.
6280 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6281 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6282 (v850_can_eliminate): New function.
6284 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6286 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6287 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6288 (*movdfcc_ext[1234]): Disable for IEEE mode.
6290 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6292 * gimplify.c (prepare_gimple_addressable): New static function.
6293 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6295 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6296 manually fiddling with it.
6298 2009-08-25 Michael Matz <matz@suse.de>
6300 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6301 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6303 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6304 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6305 (do_jump): Split out code for simple binary comparisons into ...
6306 (do_jump_1): ... this, taking the individual operands and code.
6307 Change callers to helper function above accordingly.
6308 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6311 2009-08-25 Michael Matz <matz@suse.de>
6313 * expr.h (struct separate_ops, sepops): New type for passing
6314 around an exploded simple expression.
6315 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6316 Use this structure instead of expression tree.
6317 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6318 expression, only its type.
6319 (expand_vec_cond_expr): Take type and individual operands instead
6321 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6322 expand_vec_shift_expr): Change prototype accordingly.
6323 * tree-vect-stmts.c (vectorizable_condition): Change call of
6324 expand_vec_cond_expr_p to pass only type.
6325 * expr.c (do_store_flags): Change prototype and implementation
6326 to take an exploded expression.
6327 (expand_expr_real_1): New local ops initialized with details
6328 of the full expression. Use it instead of full
6329 expression in calls to do_store_flags, expand_vec_cond_expr,
6330 expand_widen_pattern_expr and expand_vec_shift_expr.
6332 2009-08-25 Michael Matz <matz@suse.de>
6334 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6335 treeop2 initialized with first three operands of the full expression.
6336 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6338 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6340 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6341 (__gthread_objc_condition_allocate): Mark arguments as unused.
6342 (__gthread_objc_condition_deallocate): Likewise.
6343 (__gthread_objc_condition_wait): Likewise.
6344 (__gthread_objc_condition_broadcast): Likewise.
6345 (__gthread_objc_condition_signal): Likewise.
6346 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6347 (__gthread_objc_thread_id): Likewise.
6349 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6352 * tree-pretty-print.c (print_call_name): Print the correct call name
6353 for procedure pointer components.
6355 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6357 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6358 default_promote_function_mode when not VMS.
6360 2009-08-24 Olivier Hainque <hainque@adacore.com>
6362 * convert.c (convert_to_integer): Don't assume an input pointer is
6363 POINTER_SIZE wide. Fetch from the type instead.
6365 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6367 * configure.ac (AC_PREREQ): Bump to 2.64.
6369 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6371 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6372 (process_command): Don't search standard_exec_prefix_1 and
6373 standard_exec_prefix_2.
6375 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6377 * config/arm/arm.c (output_return_instruction): Handle for
6380 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6382 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6384 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6386 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6387 (*arm_movdf_vfp): Likewise.
6389 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6391 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6392 (vashr<mode>3): Rename from ashr<mode>3.
6393 (vlshr<mode>3): Rename from lshr<mode>3.
6395 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6398 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6399 (check_format_info_main): Use scalar_identify_flag.
6400 (check_format_types): Check for scalar size identity if
6401 scalar_identify_flag is set.
6402 (printf_length_specs): Extend by new field.
6403 (asm_fprintf_length_specs): Likewise.
6404 (gcc_diag_length_specs): Likewise.
6405 (scanf_length_specs): Likewise.
6406 (strfmon_length_specs): Likewise.
6407 (gcc_gfc_length_specs): Likewise.
6408 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6409 (ms_printf_flag_specs): Likewise.
6410 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6412 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6415 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6416 (*call_value_pop_1): Ditto.
6417 (*sibcall_pop_1): New insn pattern.
6418 (*sibcall_value_pop_1): Ditto.
6420 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6423 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6426 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6429 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6430 (get_reg_use_in): New function.
6431 (forward_propagate_subreg): Propagate through subreg of zero_extend
6434 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6436 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6437 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6439 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6441 * configure.ac: Remove --with-datarootdir, --with-docdir,
6442 --with-htmldir switches. No need to call AC_SUBST for
6443 datarootdir, docdir, htmldir any more.
6444 * configure: Regenerate.
6445 * doc/install.texi (Configuration): Document --datarootdir,
6446 --docdir, --htmldir, --pdfdir; update documentation for
6447 --infodir, --mandir.
6448 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6451 * aclocal.m4: Regenerate.
6452 * config.in: Regenerate.
6453 * configure: Regenerate.
6455 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6456 Olivier Hainque <hainque@adacore.com>
6458 * config/ia64/ia64.c: Include libfuncs.h.
6459 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6460 (ia64_expand_call): Use reg 25 on VMS.
6461 (ia64_initialize_trampoline): Fix for VMS ABI.
6462 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6463 (ia64_function_arg): Initialize reg 25 on VMS.
6464 Fix OpenVMS ABI issues for varargs.
6465 For OpenVMS, emit the Argument Information register set in the
6466 incoming/sibcall case as well.
6467 (ia64_arg_type): New function.
6468 (ia64_function_arg_advance): Keep track of cum->words.
6469 Fix OpenVMS ABI issues for varargs.
6470 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6471 (ia64_override_options): Set flag_no_common on VMS.
6472 (ia64_init_builtins): Disable FWRITE builtin.
6473 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6474 (ia64_vms_init_libfuncs): Add decc$ routines.
6475 (ia64_vms_valid_pointer_mode): New function.
6476 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6477 (ia64_promote_function_mode): New function
6478 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6479 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6480 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6481 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6482 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6483 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6484 Suppress trailing '#' if VALUE is numeric.
6485 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6486 ia64_promote_function_mode.
6487 (TARGET_VALID_POINTER_MODE): Define.
6489 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6492 * config/rs6000/rs6000.c (rs6000_override_options): Use
6493 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6496 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6497 reporting of vector + decimal/boolean/complex error.
6499 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6501 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6502 __vector double TYPE_DECL.
6504 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6506 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6507 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6508 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6509 to pointer to enum machine_mode. Update all callers as needed.
6511 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6513 * config/alpha/alpha.md (exception_receiver): Emit alternative
6514 GP load sequence if flag_reorder_blocks_and_partition is set.
6515 (*exception_receiver_2): Also enable when
6516 flag_reorder_blocks_and_partition is set.
6518 2009-08-20 Matt Rice <ratmice@gmail.com>
6519 Diego Novillo <dnovillo@google.com>
6521 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6524 2009-08-20 Richard Guenther <rguenther@suse.de>
6526 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6527 * c-tree.h (c_dup_lang_specific_decl): Remove.
6528 (struct lang_decl, struct lang_type): Move definitions ...
6529 * c-lang.h: ... here. New file.
6530 * c-decl.c: Include c-lang.h.
6531 (c_dup_lang_specific_decl): Remove.
6532 * c-typeck.c: Include c-lang.h.
6533 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6534 (c-typeck.o): Likewise.
6535 * c-config-lang.in (gtfiles): Add c-lang.h.
6536 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6539 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6541 * config/alpha/alpha.c (alpha_end_function): Do not clear
6542 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6543 this is now handled in generic code.
6545 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6547 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6548 (s390_z10_fix_long_loop_prediction): New function.
6549 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6550 (s390_reorg): Walk over the INSNs and invoke
6551 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6553 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6555 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6556 "*brx_64bit", "*brx_31bit"): New patterns.
6557 * config/s390/s390.c ('E'): New output modifier.
6559 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6560 Richard Earnshaw <richard.earnshaw@arm.com>
6562 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6563 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6565 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6567 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6569 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6570 for mode mode of operand0 when doing secondary reload for SAR.
6572 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6575 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6576 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6578 2009-08-19 Jason Merrill <jason@redhat.com>
6580 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6581 supported template depth in C++0x.
6583 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6585 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6586 free_after_compilation.
6587 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6588 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6589 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6590 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6591 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6592 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6593 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6595 2009-08-19 Ian Lance Taylor <iant@google.com>
6597 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6598 of (plus (mult (neg B) C) A).
6600 2009-08-18 Michael Matz <matz@suse.de>
6602 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6603 instead of comparing TYPE_MAIN_VARIANT for equality.
6604 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6605 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6606 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6607 * gimplify.c (goa_lhs_expr_p): Ditto and use
6608 STRIP_USELESS_TYPE_CONVERSION.
6610 2009-08-18 Michael Matz <matz@suse.de>
6612 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6613 first field in a struct.
6614 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6616 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6618 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6619 locators before emit_insn is called. Remove assert that
6621 (alpha_end_function): Clear crtl->emit structure and free insn
6622 locators if cfun->is_thunk is true.
6624 2009-08-18 Jason Merrill <jason@redhat.com>
6626 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6628 * configure.ac: Test for it.
6629 * configure, config.in: Regenerate.
6630 * doc/install.texi: Document --enable-gnu-unique-object.
6632 2009-08-18 Richard Guenther <rguenther@suse.de>
6635 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6636 pow(x,y*z) only if x is nonnegative.
6638 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6640 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6644 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6645 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6647 2009-08-17 DJ Delorie <dj@redhat.com>
6649 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6650 * config/m32c/prologue.md (epilogue_freit): New.
6652 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6653 (bank_switch_p): Likewise.
6654 (fast_interrupt_p): Likewise.
6655 (interrupt_p): Likewise.
6656 (m32c_conditional_register_usage): Round memregs size up.
6657 (need_to_save): We only need to save $a0 when we use ENTER.
6658 (interrupt_p): Check for fast_interrupt too.
6659 (bank_switch_p): New.
6660 (fast_interrupt_p): New.
6661 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6662 (m32c_emit_prolog): Support bank switching and fast interrupts.
6663 * doc/extend.texi (Function Attributes): Add bank_switch and
6666 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6668 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6669 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6671 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6673 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6674 (menu): Add IA-64/VMS Options.
6675 (IA-64/VMS Options): Likewise.
6677 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6680 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6682 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6684 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6685 (mips_pop_asm_switch): Likewise.
6686 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6688 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6689 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6690 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6691 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6692 instead of set_noreorder.
6693 (mips_output_function_prologue): Use the new functions.
6694 (mips_output_function_epilogue): Likewise.
6695 (mips_need_noat_wrapper_p): New function, split out from...
6696 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6697 Use mips_push_asm_switch and mips_pop_asm_switch.
6698 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6699 and mips_pop_asm_switch.
6700 (ASM_OUTPUT_REG_POP): Likewise.
6701 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6702 Use mips_pop_asm_switch.
6703 (mips_asm_switch): New structure.
6704 (set_noreorder, set_nomacro): Replace with...
6705 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6706 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6707 instead of set_nomacro.
6708 (fix_truncsfsi2_macro): Likewise.
6709 (cprestore): Likewise.
6710 (hazard): Use mips_noreorder instead of set_noreorder.
6711 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6713 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6715 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6716 from prev_active_insn.
6718 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6720 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6721 * config/avr/avr.c (avr_override_options): Initialize
6722 avr_current_arch variable.
6723 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6724 __AVR_HAVE_16BIT_SP__ according to the device type.
6725 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6727 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6728 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6730 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6733 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6734 generating inlined subroutine die only. We shouldn't be
6735 called for anything else.
6736 (gen_block_die): Don't generate inline subroutine debug info for
6739 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6741 * graphite-poly.c (print_pbb): Print PBB index.
6743 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6746 * graphite-interchange.c (ppl_max_for_le): Moved...
6747 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6748 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
6749 ppl_Pointset_Powerset_C_Polyhedron_maximize.
6750 * graphite-ppl.h (ppl_max_for_le): Declared.
6752 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
6754 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
6755 supported on all platforms.
6756 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
6757 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
6758 * c-pragma.c: Likewise.
6759 * target-def.h (TARGET_INITIALIZER): Remove
6760 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6761 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6763 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6765 * config/ia64/fde-vms.c: New file.
6766 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
6767 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
6768 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
6769 (uw_frame_state_for): Only register a personality routine if it is
6770 known to be compatible with our expectations.
6771 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
6772 Declare unw_table_entry stack variable and
6773 mod all calls to _Unwind_FindTableEntry to add arg.
6774 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
6775 (_Unwind_FindTableEntry): Add arg to prototype.
6777 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
6779 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
6780 field 'signal_pfs_loc'.
6781 (uw_frame_state_for): Remove duplicate code dealing with leaf
6782 procedures without unwind info.
6783 If in the frame after unwinding through a signal handler, restore
6784 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
6785 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
6786 'pfs_loc' to the AR.PFS location in the signal context; instead
6787 set 'signal_pfs_loc'.
6788 Manually generate the unwind info for the AR.PFS register.
6789 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
6790 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
6791 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
6792 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
6793 instead set 'signal_pfs_loc'.
6794 Remove code preventing the AR.PFS register from being restored
6795 from the signal context.
6797 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6798 Tristan Gingold <gingold@adacore.com>
6800 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
6801 * config/ia64/t-vms: New file.
6802 * config/ia64/vms64.h: New file.
6803 * config/ia64/vms.h: New file.
6804 * config/ia64/vms-crtinit.asm: New file.
6805 * config/ia64/vms_symvec_libgcc_s.opt: New file.
6806 * config/ia64/vms-unwind.h: New file.
6808 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6810 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
6813 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6816 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
6818 * real.h (do_mpc_arg2): ... here.
6819 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
6822 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
6824 * final.c (add_debug_prefix_map): Don't use GC memory for
6825 old_prefix and new_prefix.
6827 2009-08-14 Richard Guenther <rguenther@suse.de>
6829 * ipa-prop.c (compute_complex_pass_through): If we cannot
6830 compute a non-varying offset for IPA_JF_ANCESTOR punt.
6832 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6834 * c-lex.c (c_lex_with_flags): Increase size of local variable
6835 to avoid memory clobber.
6837 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
6840 * config/i386/i386.c (ix86_fp_comparison_strategy):
6841 Only enable/disable sahf at function granularity.
6843 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
6845 PR rtl-optimization/41064
6846 * reload1.c (reload_as_needed): Don't call extract_insn
6847 for known invalid replacements after calling
6848 validate_replace_rtx_group and verify_changes.
6850 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6853 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
6854 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
6855 ix86_expand_fp_vcond.
6856 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
6857 Assert that operation is supported by ix86_expand_int_vcond.
6858 (vcondu<SSEMODE124C8:mode>): Ditto.
6860 2009-08-13 DJ Delorie <dj@redhat.com>
6862 * config/i386/djgpp-stdint.h: New.
6863 * config.gcc (djgpp): Use it.
6865 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6867 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6868 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6870 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6872 * tree-ssa-loop-prefetch.c
6873 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6874 for long-stride pruning.
6875 (compute_miss_rate): New function to compute the probability
6876 that two memory references access different cache lines.
6878 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6880 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6882 2009-08-13 Richard Guenther <rguenther@suse.de>
6885 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6886 use the constant pointer type.
6887 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6888 of CV qualifiers on the target pointer type.
6889 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6890 conversion check before restrict check.
6892 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6895 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6897 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6899 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6901 2009-08-12 Richard Guenther <rguenther@suse.de>
6903 PR tree-optimization/41011
6904 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6905 and reference constructing.
6907 2009-08-12 Xinliang David Li <davidxl@google.com>
6909 PR tree-optimization/41012
6910 * tree-flow.h : New external interface.
6911 * gimple-low.c (check_call_arg): Change to public function.
6912 Remove argument mismatch check in lowering.
6913 * tree-inline.h (tree_can_inline_p): Interface change.
6914 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6916 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6917 Call change to tree_can_inline_p function.
6918 (cgraph_decide_inlining_incrementally): Ditto.
6920 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6922 PR tree-optimization/41031
6923 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6924 on the partition variable rather than promote_mode on the source
6925 type. Assert that the partition variable's type has the same
6926 mode as the source value's.
6928 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6930 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6931 for for_return == 2.
6932 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6934 * calls.c (expand_call): Fix typo.
6935 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6937 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6939 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6940 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6941 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6942 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6944 2009-08-12 Andrew Haley <aph@redhat.com>
6946 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6948 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6951 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6953 2009-08-12 Richard Guenther <rguenther@suse.de>
6955 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6956 * gimplify.c (gimplify_modify_expr): Do not use
6957 lang_hooks.types_compatible_p.
6958 * tree-ssa.c (useless_type_conversion_p): For aggregates
6959 just return false if the canonical types differ.
6961 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6964 * sese.c (convert_for_phi_arg): New.
6965 (add_guard_exit_phis): Use convert_for_phi_arg.
6967 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6969 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6970 unknown subscript upper bounds.
6972 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6973 Pranav Garg <pranav.garg2107@gmail.com>
6975 * graphite-interchange.c (gather_access_strides): Removed.
6976 (ppl_max_for_le): New.
6977 (build_linearized_memory_access): New.
6978 (memory_stride_in_loop): New.
6979 (pbb_interchange_profitable_p): Reimplemented.
6980 * graphite-ppl.h (ppl_new_id_map): New.
6981 (ppl_interchange): New.
6983 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6985 * graphite-interchange.c (compute_subscript): Removed.
6986 (compute_array_size_cstr): Removed.
6987 (compute_array_size_poly): Removed.
6988 (compute_array_size): Removed.
6989 (gather_access_strides_poly): Removed.
6990 (gather_access_strides): Empty.
6992 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6994 * graphite-dependences.c (dependence_polyhedron_1): Replace
6995 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
6996 (graphite_legal_transform_dr): Same.
6997 (graphite_carried_dependence_level_k): Same.
6998 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
6999 Initialize PDR_NB_SUBSCRIPTS.
7000 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7002 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7003 (PDR_NB_SUBSCRIPTS): New.
7004 (pdr_nb_subscripts): Removed.
7005 (pdr_dim): Simplified.
7006 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7007 with PDR_NB_SUBSCRIPTS.
7009 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7011 * graphite-interchange.c (compute_array_size): Remove use of
7013 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7014 Do not initialize PDR_DATA_CONTAINER.
7015 (print_pdr): Do not print PDR_DATA_CONTAINER.
7016 * graphite-poly.h (struct poly_dr): Remove data_container field.
7017 (PDR_DATA_CONTAINER): Removed.
7018 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7020 (build_poly_dr): Same.
7022 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7023 Sebastian Pop <sebastian.pop@amd.com>
7025 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7026 copy of the dependence polyhedron. Free the temporary objects.
7027 (graphite_carried_dependence_level_k): Free unused objects before
7030 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7032 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7033 Early return without analyzing the data dependences if no
7034 transform has been done. Call restore_scattering if the transform
7036 (graphite-interchange.c): Same.
7037 * graphite-poly.c (print_scattering_function): Test for
7039 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7040 (apply_poly_transforms): Do not gcc_assert that
7041 the transform is legal.
7042 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7043 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7044 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7045 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7046 * graphite-poly.h (struct poly_scattering): New.
7047 (struct poly_bb): Add original, transformed, and saved fields.
7048 Remove transformed_scattering, original_scattering,
7049 nb_local_variables and nb_scattering_transform fields.
7050 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7051 (poly_scattering_new): New.
7052 (poly_scattering_free): New.
7053 (poly_scattering_copy): New.
7054 (store_scattering_pbb): New.
7055 (store_scattering): New.
7056 (restore_scattering_pbb): New.
7057 (restore_scattering): New.
7058 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7059 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7061 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7063 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7066 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7068 * Makefile.in (graphite.o): Depends on PREDICT_H.
7069 * graphite.c: Include predict.h.
7070 (graphite_finalize): Call tree_estimate_probability.
7071 * predict.c (predict_loops): Do not call scev_initialize and
7073 (tree_estimate_probability_bb): New.
7074 (tree_estimate_probability): Do not initialize loops: move that
7075 code to the driver. Call tree_estimate_probability_bb.
7076 (tree_estimate_probability_driver): New.
7077 (pass_profile): Use tree_estimate_probability_driver.
7078 * predict.h (tree_estimate_probability): Declared.
7080 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7082 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7083 * graphite-dependences.c (graphite_legal_transform): Add time to
7084 TV_GRAPHITE_DATA_DEPS.
7085 (dependency_between_pbbs_p): Same.
7086 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7088 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7090 PR rtl-optimization/41033
7091 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7092 aliasing is disabled.
7094 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7096 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7097 si_mask_operand, and_load_operand, low_bitmask_operand,
7098 and_reg_operand, and_operand): New predicates.
7099 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7100 * config/mips/mips.c (and_operands_ok): New function.
7101 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7102 * config/mips/mips.md (move_type): Add ext_ins and logical.
7103 (type): Handle them.
7104 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7105 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7106 shift_shift. Remove commutative constraint modifier.
7107 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7109 (*clear_upper32_dext): Remove define_insn_and_split.
7110 (*clear_upper32): Turn this define_insn_and_split ...
7111 (splitter for ANDing register with 0xffff_ffff): .. into this.
7113 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7115 * combine.c (try_widen_shift_mode): Factor out code to check if an
7116 integer constant is a low-order bitmask from here ...
7117 * rtlanal.c (low_bitmask_len): ... to here.
7118 * rtl.h (low_bitmask_len): Declare.
7120 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7123 * config/alpha/alpha.md (addsi3): Remove expander.
7124 (addsi3): Rename from *addsi3_internal insn pattern.
7125 (subsi3): Remove expander.
7126 (subsi3): Rename from *subsi3_internal insn pattern.
7128 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7130 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7133 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7134 Eric Botcazou <botcazou@adacore.com>
7135 Douglas B Rupp <rupp@gnat.com>
7137 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7138 that records that fit in 64 bits are returned by immediate value,
7139 as required by OpenVMS Calling Standard.
7140 (function_value): Adjust for above modification.
7141 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7142 virtual_incoming_args_rtx as base object, not next_arg.
7143 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7145 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7147 * reload.c (find_reloads_subreg_address): Check the original
7148 req_equiv_mem address to detect the case where an address is
7149 not valid in the outer mode.
7151 2009-08-11 Richard Guenther <rguenther@suse.de>
7154 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7156 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7158 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7159 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7161 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7162 Douglas B Rupp <rupp@gnat.com>
7164 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7165 PT_STACK when frame_pointer_needed on OpenVMS.
7166 (alpha_pv_save_size, alpha_using_fp): Remove.
7167 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7168 with proper processing for PT_NULL.
7169 (alpha_vms_initial_elimination_offset): New function. Support for
7170 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7171 (alpha_sa_size): Force procedure type to PT_STACK when
7172 frame_pointer_needed on OpenVMS.
7173 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7174 (alpha_using_fp): Likewise.
7175 (alpha_vms_can_eliminate): Add prototype.
7176 (alpha_vms_initial_elimination_offset): Likewise.
7177 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7178 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7180 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7181 Douglas B Rupp <rupp@gnat.com>
7183 * config/alpha/alpha.c (common_object_handler): New function.
7184 (vms_attribute_table): Declare a single attribute "common_object".
7185 (vms_output_aligned_decl_common): New global function.
7186 (SECTION_VMS_OVERLAY): Delete.
7187 (SECTION_VMS_GLOBAL): Likewise.
7188 (SECTION_VMS_INITIALIZE): Likewise.
7189 (vms_asm_named_section): Remove support for above flags.
7190 (vms_section_type_flags): Delete.
7191 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7192 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7193 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7194 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7196 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7199 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7200 (sub_ddmmss): Likewise.
7202 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7205 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7208 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7211 * reload1.c (reload_as_needed): Use cancel_changes to completely
7212 undo a failed replacement attempt.
7214 2009-08-10 Richard Guenther <rguenther@suse.de>
7217 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7218 (useless_type_conversion_p): ... here. Require pointer targets
7221 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7224 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7225 loose the original type of the statement list.
7227 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7229 * config/alpha/alpha.c: Include libfuncs.h
7230 (avms_asm_output_extern): New function.
7231 (alpha_init_libfuncs): Init some decc libfuncs.
7232 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7233 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7234 (DO_CRTL_NAMES): Define.
7236 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7237 (LONG_TYPE_SIZE): Define.
7238 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7239 (SUBTARGET_SWITCHES): Define malloc64 switch.
7240 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7241 (MASK_RETURN_ADDR): Define.
7242 doc/invoke.texi (mmalloc64): Document switch.
7244 2009-08-09 Olivier Hainque <hainque@adacore.com>
7245 Douglas B Rupp <rupp@gnat.com>
7247 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7248 uses_condition_handler.
7249 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7250 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7251 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7252 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7253 (code_for_builtin): New insn codes for the new alpha_builtins.
7254 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7255 (alpha_sa_size): Account for uses_condition_handler.
7256 (alpha_expand_prologue): Likewise.
7257 (alpha_start_function): Likewise.
7258 (alpha_expand_epilogue): Likewise.
7259 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7260 establish/revert expanders.
7261 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7262 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7263 New expander, resorting to the alpha.c associated function.
7264 (builtin_revert_vms_condition_handler): Likewise.
7265 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7266 __gcc_shell_handler, the static VMS condition handler used as
7267 an indirection wrapper to the current dynamically established
7269 * config/alpha/vms-unwind.h: Complete rewrite.
7270 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7271 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7273 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7274 Douglas B Rupp <rupp@gnat.com>
7276 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7277 (alpha_need_linkage): Handle aliases. Return function symbol.
7278 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7279 Use ultimate alias target for the linkage name.
7280 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7281 by alpha_need_linkage for the function symbol.
7282 (setmemdi): Likewise.
7284 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7286 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7287 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7288 (ASM_WEAKEN_LABEL): Define.
7289 (CRT_CALL_STATIC_FUNCTION): Define.
7290 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7291 (ENDFILE_SPEC): Define.
7292 (INIT_SECTION_ASM_OP): Define.
7293 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7294 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7296 (MULTILIB_OSDIRNAMES): Define.
7297 (shlib_version): Define.
7298 (SHLIB_EXT): Define.
7299 (SHLIB_OBJS): Define.
7300 (SHLIB_NAME): Define.
7301 (SHLIB_MULTILIB): Define.
7302 (SHLIB_INSTALL): Define.
7303 (SHLIB_SYMVEC): Define.
7304 (SHLIB_SYMVECX2): Define.
7305 (SHLIB_LINK): Define.
7307 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7309 * config/alpha/alpha.c (alpha_initialize_trampoline):
7310 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7311 (alpha_start_function): Emit transfer address on nested functions
7312 for VMS trampoline call.
7313 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7314 since no longer used.
7315 * config/alpha/vms-tramp.asm: Remove.
7316 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7317 since now only data initialized at runtime.
7319 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7321 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7322 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7323 (MD_EXEC_PREFIX): Remove, no longer used.
7324 (MD_STARTFILE_PREFIX): Likewise.
7325 (INCLUDE_DEFAULTS): Likewise.
7326 * config/alpha/t-vms:
7327 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7329 2009-08-09 Richard Guenther <rguenther@suse.de>
7331 PR tree-optimization/41016
7332 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7333 (operand_precision): Remove.
7334 (integral_operand_p): Likewise.
7335 (recognize_single_bit_test): Adjust.
7337 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7339 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7340 operation overflows. Likewise non-cast unary arithmetic.
7341 If one arm of a conditional expression is always taken,
7342 inhibit evaluation warnings for the other arm. Likewise inhibit
7343 evaluation warnings for the second && or || operand if the first
7344 operand is enough to determine the result.
7345 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7347 (build_binary_op): Prevent duplicate evaluation warnings.
7349 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7351 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7352 and destination have different modes, Use promote_mode to
7353 determine the signedness of the conversion. Assert that the
7354 promoted source mode matches the destination mode. Don't pass
7355 the destination and destination mode to expand_expr if the source
7356 mode is different. Simplify conversion logic.
7358 2009-08-09 Ira Rosen <irar@il.ibm.com>
7360 PR tree-optimization/41008
7361 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7362 from condition only in case it's a comparison. Adjust checks.
7364 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7366 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7367 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7368 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7369 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7370 (dump_cand): Handle them.
7371 (struct iv_cand): New members COST_STEP and AINC_USE.
7372 (stmt_after_increment): Likewise.
7373 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7374 callers changed. Use gimple_uid comparison instead of scanning.
7375 (add_candidate_1): When looking for identical candidates, take
7376 AINC_USE into account. Set it for new candidates.
7377 (force_expr_to_var_cost): Cast target_spill_cost to int.
7378 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7379 All callers changed. Check for availability of autoinc addressing
7380 modes, both in general for a given mode, and in the specific use case.
7381 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7383 (get_computation_cost): Likewise.
7384 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7385 add_autoinc_candidates): New static functions.
7386 (add_candidate): Call add_autoinc_candidates for candidates based on
7388 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7389 (determine_use_iv_cost_address): If we have an autoinc candidate at
7390 the matching use, verify autoinc is possible and subtract the cost
7391 of the candidate's step from the cost.
7392 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7393 member of the candidate.
7394 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7395 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7397 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7399 * config.build (ia64-hp-*vms*): New target.
7400 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7402 * config.gcc (ia64-hp-*vms*): New target.
7403 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7405 * config.host (ia64-hp-*vms*): New target.
7406 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7409 2009-08-08 Richard Guenther <rguenther@suse.de>
7411 PR tree-optimization/40991
7412 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7414 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7416 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7417 mode check. Do truncations in an integer mode.
7418 (force_to_mode): Handle subregs for all mode types. Only do
7419 arithmetic simplifications on integer modes.
7421 2009-08-07 Richard Guenther <rguenther@suse.de>
7423 PR tree-optimization/40999
7424 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7425 (maybe_fold_reference): Lookup constant initializers.
7426 (fold_gimple_assign): Likewise.
7428 2009-08-07 Richard Guenther <rguenther@suse.de>
7430 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7431 that require structural equality defer to the langhook.
7433 2009-08-07 Martin Jambor <mjambor@suse.cz>
7435 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7437 (struct ipa_pass_through_data): New type.
7438 (struct ipa_ancestor_jf_data): New type.
7439 (union jump_func_value): Removed field formal_id, added fields
7440 pass_through and ancestor.
7441 (struct ipa_param_call_note): Changed type of formal_id to int from
7443 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7444 operations jump functions and ancestor jump functions.
7445 (compute_complex_pass_through): New function.
7446 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7447 reflect changes in the jump function strucutre.
7448 (update_jump_functions_after_inlining): Ignore complex pass-through
7449 and ancestor jump functions.
7450 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7451 polynomial pass-through with operation jump functions.
7453 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7455 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7456 fde->dw_fde_begin as begin label instead of hot/cold label.
7457 Use LLSDAC label instead of LLSDA for second section lsda.
7458 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7459 label instead of LLSDA if it is true.
7460 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7462 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7463 SECTION argument. Use it as index into crtl->eh.call_site_record
7465 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7466 use it to determine how to print table entries instead of using
7467 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7468 label instead of normal begin label as base.
7469 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7470 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7471 ensure no EH range spans between sections and that landing pads
7472 are always in the corresponding section.
7473 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7474 for crtl->eh.call_site_record being an array rather than scalar.
7475 (output_one_function_exception_table): New function, copied
7476 from output_function_exception_table. Adjust
7477 dw2_size_of_call_site_table, dw2_output_call_site_table
7478 callers. For SECOND section use *C suffixed labels.
7479 (output_function_exception_table): Call
7480 output_one_function_exception_table and, when doing hot/cold
7481 partitioning, also another time for the second section.
7482 * opts.c: Include except.h.
7483 (decode_options): Allow -freorder-blocks-and-partition with
7484 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7485 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7486 * function.h (struct rtl_eh): Change call_site_record from
7487 scalar into array of 2 elements.
7489 2009-08-07 Martin Jambor <mjambor@suse.cz>
7491 * ipa-prop.c (count_formal_params_1): New function.
7492 (ipa_get_vector_of_formal_parms): New function.
7493 (get_vector_of_formal_parm_types): New function.
7494 (ipa_modify_formal_parameters): New function.
7495 (ipa_modify_call_arguments): New function.
7496 (index_in_adjustments_multiple_times_p): New function.
7497 (ipa_combine_adjustments): New function.
7498 (ipa_dump_param_adjustments): New function.
7499 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7500 (ipa_get_vector_of_formal_parms): Declare.
7501 (ipa_modify_formal_parameters): Declare.
7502 (ipa_modify_call_arguments): Declare.
7503 (ipa_combine_adjustments): Declare.
7504 (ipa_dump_param_adjustments): Declare.
7505 (build_ref_for_offset): Declare.
7506 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7507 * tree-sra.c: Include ipa-prop.c.
7508 (build_ref_for_offset): Make public.
7510 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7512 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7514 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7516 * gcc/doc/extend.texi (__builtin_extract_return_address)
7517 (__builtin_frob_return_address): Document.
7519 2009-08-06 Paul Brook <paul@codesourcery.com>
7521 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7522 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7523 implementation on ARMv6-M.
7525 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7527 * doc/extend.texi (pcs): Document new attribute for ARM.
7529 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7531 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7534 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7536 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7539 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7541 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7543 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7545 Merge ARM/hard_vfp_branch to trunk.
7547 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7549 * arm.c (libcall_eq): New function.
7550 (libcall_hash): New function.
7551 (add_libcall): New function.
7552 (arm_libcall_uses_aapcs_base): New function.
7553 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7554 libcalls using the base PCS.
7555 (arm_init_cumulative_args): Likewise.
7557 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7559 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7560 Use base ABI for conversion libfuncs between HFmode and SFmode.
7562 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7564 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7565 V4SImode as representatives of all 64-bit and 128-bit vector
7566 types. Allow vector types without vector modes.
7567 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7568 without vector modes like BLKmode.
7569 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7570 BLKmode. Avoid unsupported vector modes or TImode moves for
7572 (aapcs_vfp_allocate_return_reg): Likewise.
7573 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7574 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7576 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7578 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7579 (arm_get_pcs_model): Pass attribute arguments to
7580 arm_pcs_from_attribute.
7581 (arm_init_cumulative_args): Use base AAPCS for conversions from
7582 floating-point types to DImode.
7583 (arm_attribute_table): Add pcs attribute.
7584 (arm_handle_pcs_attribute): New.
7585 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7586 conversions from floating-point types to DImode, also declare them
7587 to use base AAPCS and declare functions they call to use base
7588 AAPCS and their RTABI names.
7590 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7592 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7593 -mfloat-abi=hard not being supported for VFP.
7595 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7597 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7598 SYMBOL_REF to hard_libcall_value.
7600 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7601 Richard Earnshaw <rearnsha@arm.com>
7603 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7604 has been put on the stack, all remaining co-processory arguments for
7605 that co-processor also go on the stack.
7607 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7609 * config/arm/arm.c (arm_return_in_memory): Handle returning
7610 vectors of suitable size in registers also for AAPCS case.
7612 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7614 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7616 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7618 ARM Hard-VFP calling convention
7619 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7620 * target.h (gcc_target): Add libcall_value to table of call hooks.
7621 * targhooks.h (default_libcall_value): Default implementation.
7622 * targhooks.c (default_libcall_value): Likewise.
7623 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7624 * optabs.c (expand_unop): Use it.
7625 * expr.h (hard_libcall_value): Pass the function RTX through.
7626 * calls.c (emit_library_call_value_1): Update call to
7628 * explow.c (hard_libcall_value): Use new target hook.
7629 * testsuite/lib/target-supports.exp
7630 (check_effective_target_arm_hard_vfp_ok): New hook.
7631 (check_effective_target_arm_neon_ok): Improve test for neon
7633 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7634 * config/arm/arm.c: Include cgraph.h
7635 (TARGET_FUNCTION_VALUE): Override default hook.
7636 (arm_pcs_default): New variable.
7637 (arm_override_options): Don't fault hard calling convention with VFP.
7638 Add support for AAPCS variants.
7639 (arm_function_value): Make static. Handle AAPCS variants.
7640 (arm_libcall_value): New function.
7641 (arm_apply_result_size): Handle VFP registers in results.
7642 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7644 (pcs_attribute_args): New variable.
7645 (arm_pcs_from_attribute): New function.
7646 (arm_get_pcs_model): New function.
7647 (aapcs_vfp_cum_init): New function.
7648 (aapcs_vfp_sub_candidate): New function.
7649 (aapcs_vfp_is_return_candidate): New function.
7650 (aapcs_vfp_is_call_candidate): New function.
7651 (aapcs_vfp_allocate): New function.
7652 (aapcs_vfp_allocate_return_reg): New function.
7653 (aapcs_vfp_advance): New function.
7654 (aapcs_cp_arg_layout): New variable.
7655 (aapcs_select_call_coproc): New function.
7656 (aapcs_select_return_coproc): New function.
7657 (aapcs_allocate_return_reg): New function.
7658 (aapcs_libcall_value): New function.
7659 (aapcs_layout_arg): New function.
7660 (arm_init_cumulative_args): Initialize AAPCS args data.
7661 (arm_function_arg): Handle AAPCS variants using new interface.
7662 (arm_arg_parital_bytes): Likewise.
7663 (arm_function_arg_advance): New function.
7664 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7665 calling conventions.
7666 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7667 * arm.h (NUM_VFP_ARG_REGS): Define.
7668 (LIBCALL_VALUE): Update.
7669 (FUNCTION_VALUE): Delete.
7670 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7671 (arm_pcs): New enum.
7672 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7673 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7674 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7675 * arm-protos.h (arm_function_arg_advance): Add.
7676 (aapcs_libcall_value): Add.
7677 (arm_function_value): Delete.
7679 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7680 H.J. Lu <hongjiu.lu@intel.com>
7683 * config/i386/i386.c (standard_sse_mode_p): Remove.
7684 (standard_sse_constant_p): Return 2 for integer mode
7685 vector_all_ones_operand when SSE2 is enabled.
7686 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7687 (ix86_expand_vector_move): Do not check for negative values from
7688 standard_sse_constant_p.
7690 2009-08-06 Richard Guenther <rguenther@suse.de>
7692 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7693 array type comparisons frontend independent.
7694 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7695 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7696 out array reference lower bound and element size operands.
7697 (ao_ref_init_from_vn_reference): Properly compute the offset
7698 for ARRAY_RANGE_REF.
7699 (vn_reference_fold_indirect): Fill out array reference lower
7700 bound and element size operands.
7701 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7702 a non gimple valued reference operand which can happen for
7703 array reference lower bound or element size.
7704 (create_component_ref_by_pieces_1): Properly generate the
7705 element size operand for array references.
7707 2009-08-06 Richard Guenther <rguenther@suse.de>
7709 PR tree-optimization/40964
7710 * tree.c (iterative_hash_host_wide_int): Export.
7711 * tree.h (iterative_hash_host_wide_int): Declare.
7712 * tree-ssa-structalias.c (heapvar_map): New struct.
7713 (heapvar_map_eq): New function.
7714 (heapvar_map_hash): Likewise.
7715 (heapvar_lookup): Adjust.
7716 (heapvar_insert): Likewise.
7717 (make_constraint_from_heapvar): Allow multiple heap variables
7718 per decl at different offsets.
7719 (init_alias_heapvars): Adjust.
7721 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7723 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7724 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7725 trailing sync if TARGET_SYNC_AFTER_SC.
7727 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7729 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7730 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7731 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7732 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7733 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7734 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7735 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7736 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7737 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7738 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7739 the prototype declaration match the definition.
7740 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7741 instructions explicitly. Add barrier_before and operands
7743 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
7744 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
7745 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
7746 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7747 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
7748 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
7750 2009-08-05 Andrew Pinski <pinskia@gmail.com>
7752 * tree-ssa-alias.c: Fix intervals to use [) syntax.
7754 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
7755 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7758 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
7761 2009-08-05 Jakub Jelinek <jakub@redhat.com>
7763 PR rtl-optimization/40924
7764 * dse.c (canon_address): Before calling cselib_expand_value_rtx
7765 make sure canon_rtx (mem_address) isn't simpler than
7766 canon_rtx (expanded_mem_address).
7768 2009-08-05 Li Feng <nemokingdom@gmail.com>
7770 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
7772 (build_scop_drs): Build alias set for each SCoP.
7774 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
7776 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
7777 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
7778 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
7779 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7780 (BASE_DRIVER_SELF_SPECS): Likewise.
7782 2009-08-04 Andrew Pinski <pinskia@gmail.com>
7784 * tree-ssa-alias.c: Fix some comment typos.
7786 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
7788 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
7789 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
7791 2009-08-03 Janis Johnson <janis187@us.ibm.com>
7794 * simplify-rtx.c (simplify_binary_operation_1): Disable
7795 simplifications for decimal float operations.
7797 2009-08-03 Jakub Jelinek <jakub@redhat.com>
7800 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
7801 operand of INDIRECT_REF.
7803 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
7805 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
7806 constants referencing TLS symbols.
7808 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7810 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
7811 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
7813 2009-08-03 Richard Guenther <rguenther@suse.de>
7815 * tree.c (make_vector_type): Build a main variant first,
7816 get the canonical one and then build the variant.
7817 * tree-ssa.c (useless_type_conversion_p_1): Handle
7819 (useless_type_conversion_p): Conversions to pointers to
7820 incomplete record types are useless.
7822 2009-08-03 Richard Guenther <rguenther@suse.de>
7824 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
7825 file will be created.
7826 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
7827 * toplev.c (compile_file): Adjust comment.
7829 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
7831 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
7832 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
7833 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7834 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7835 (sh_promote_function_mode): Fix typo.
7837 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
7839 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
7841 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7843 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
7844 declaration arguments.
7846 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
7848 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
7849 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
7850 (ix86_split_ashl): Ditto.
7851 (ix86_expand_vector_init_one_nonzero): Ditto.
7852 (ix86_expand_vector_set): Ditto.
7853 (ix86_expand_reduc_v4sf): Ditto.
7855 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
7857 * explow.c (promote_function_mode): Remove assert.
7858 * config/sh/sh.c (sh_promote_function_mode): Declare.
7860 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7862 * config/pa/pa.c (pa_promote_function_mode): Declare.
7863 Change to static. Fix promote_mode call.
7865 * gthr-dce.h (CONST_CAST2): Define if not defined.
7866 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7868 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7870 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7872 * expr.c (store_constructor): Use promote_decl_mode. Remove
7873 now write-only variable unsignedp.
7874 (expand_expr_real_1): Use promote_decl_mode.
7875 * expr.h (promote_function_mode, promote_decl_mode): New.
7876 (promote_mode): Remove last argument.
7877 * function.c (assign_temp): Drop last argument of promote_mode.
7878 (assign_parm_find_data_types): Use promote_function_mode.
7879 (assign_parm_setup_reg): Likewise.
7880 (expand_function_end): Use promote_function_mode.
7881 * calls.c (initialize_argument_information): Use promote_function_mode.
7882 (precompute_arguments): Use promote_mode instead of checking if
7883 only PROMOTE_FUNCTION_MODE is defined.
7884 (expand_call): When making sibcall decisions, use promote_function_mode.
7885 Below, remove an if for targetm.calls.promote_function_return and
7886 and use promote_function_mode.
7887 (emit_library_call_value_1): Use promote_function_mode, fix bug
7888 where promote_mode was passed FOR_CALL == 0 for a return value in an
7890 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7891 * explow.c (promote_function_mode, promote_decl_mode): New.
7892 (promote_mode): Keep only the FOR_CALL == 0 case.
7893 * combine.c (setup_incoming_promotion): Remove test of
7894 promote_function_args. Use promote_function_mode.
7895 * stmt.c (expand_value_return): Use promote_decl_mode.
7896 (expand_decl): Use promote_decl_mode.
7898 * expr.c (store_constructor): Use promote_decl_mode. Remove
7899 now write-only variable unsignedp.
7900 (expand_expr_real_1): Use promote_decl_mode.
7901 * expr.h (promote_function_mode, promote_decl_mode): New.
7902 (promote_mode): Remove last argument.
7903 * function.c (assign_temp): Drop last argument of promote_mode.
7904 (assign_parm_find_data_types): Use promote_function_mode.
7905 (assign_parm_setup_reg): Likewise.
7906 (expand_function_end): Use promote_function_mode.
7907 * calls.c (initialize_argument_information): Use promote_function_mode.
7908 (precompute_arguments): Use promote_mode instead of checking if
7909 only PROMOTE_FUNCTION_MODE is defined.
7910 (expand_call): When making sibcall decisions, use promote_function_mode.
7911 Below, remove an if for targetm.calls.promote_function_return and
7912 and use promote_function_mode.
7913 (emit_library_call_value_1): Use promote_function_mode, fix bug
7914 where promote_mode was passed FOR_CALL == 0 for a return value in an
7916 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7917 * explow.c (promote_function_mode, promote_decl_mode): New.
7918 (promote_mode): Keep only the FOR_CALL == 0 case.
7919 * combine.c (setup_incoming_promotion): Remove test of
7920 promote_function_args. Use promote_function_mode.
7921 * stmt.c (expand_value_return): Use promote_decl_mode.
7922 (expand_decl): Use promote_decl_mode.
7924 * explow.c (promote_function_mode): Just call the target hook.
7925 * targhooks.c (default_promote_function_mode,
7926 default_promote_function_mode_always_promote): New.
7927 * targhooks.h (default_promote_function_mode,
7928 default_promote_function_mode_always_promote): Declare.
7929 * target.h (promote_function_args, promote_function_return): Remove.
7930 (promote_function_mode): New.
7931 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7932 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7933 (TARGET_PROMOTE_FUNCTION_MODE): New.
7934 (TARGET_CALLS): Adjust.
7935 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7936 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7938 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7939 * config/s390/s390.c (s390_promote_function_mode): ... here,
7940 with pointer handling.
7941 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7942 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7944 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7945 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7946 with pointer handling.
7947 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7948 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7950 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7951 * config/sh/sh.c (sh_promote_function_mode): New.
7952 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7953 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7955 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7956 * config/cris/cris.c (cris_promote_function_mode): ... here.
7957 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7958 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7960 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7961 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7962 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7963 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7965 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7966 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7967 complex type handling.
7968 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7969 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7971 * config/pa/pa.c (pa_promote_function_mode): New.
7972 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7973 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7975 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7976 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7977 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7978 * config/xtensa/xtensa.c: Likewise.
7979 * config/stormy16/stormy16.c: Likewise.
7980 * config/iq2000/iq2000.c: Likewise.
7981 * config/rs6000/rs6000.c: Likewise.
7982 * config/picochip/picochip.c: Likewise.
7983 * config/arc/arc.c: Likewise.
7984 * config/mcore/mcore.c: Likewise.
7985 * config/score/score.c: Likewise.
7986 * config/mips/mips.c: Likewise.
7987 * config/bfin/bfin.c: Likewise.
7988 * config/ia64/ia64.c: Likewise (disabled though).
7990 * config/frv/frv.h: Remove pointless remark.
7992 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7993 TARGET_PROMOTE_FUNCTION_ARGS,
7994 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
7995 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
7997 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
7999 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8000 -floop-parallelize-all.
8001 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8002 flag_loop_parallelize_all.
8003 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8004 * graphite.c (graphite_transform_loops): Same.
8006 * graphite-poly.c (apply_poly_transforms): Same.
8008 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8010 PR tree-optimization/40914
8011 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8012 if set, then check the delta field of the PMF record.
8013 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8014 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8015 call is stored in the delta.
8017 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8019 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8021 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8023 * config/i386/bsd.h (ASM_BYTE): New define.
8024 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8025 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8026 .byte. Use fputs or putc instead of fprintf where appropriate.
8027 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8028 fputs or putc instead of fprintf where appropriate.
8029 * config/i386/i386elf.h: Ditto.
8030 * config/i386/sysv4.h: Ditto.
8032 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8033 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8034 (*tls_global_dynamic_64): Ditto.
8036 2009-07-31 Christian Bruel <christian.bruel@st.com>
8038 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8040 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8042 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8043 Remove dead code for MINUS.
8045 2009-07-31 Anthony Green <green@moxielogic.com>
8047 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8049 (moxie_expand_epilogue): Ditto for epilogue.
8050 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8052 (moxie_function_arg): Ditto.
8053 (moxie_pass_by_reference): Ditto.
8054 (moxie_arg_partial_bytes): Ditto.
8055 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8056 (FUNCTION_ARG_ADVANCE) Ditto.
8057 (REG_PARM_STACK_SPACE) Ditto.
8058 (FUNCTION_ARG_REGNO_P) Dito.
8060 * config.gcc: Add moxie linux config support.
8061 * gcc/config/moxie/uclinux.h: New file.
8063 2009-07-31 DJ Delorie <dj@redhat.com>
8065 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8066 (UNSPECV_SP_SWITCH_E): New.
8067 (sp_switch_1): Change to an unspec.
8068 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8070 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8071 reference the new stack's address
8073 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8075 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8076 graphite-clast-to-gimple.o, graphite-dependences.o,
8077 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8078 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8079 (graphite-blocking.o,
8080 graphite-clast-to-gimple.o, graphite-dependences.o,
8081 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8082 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8083 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8084 * cfgloop.h (struct loop): Add can_be_parallel field.
8085 * common.opt (fgraphite-identity): Moved up.
8086 (fgraphite-force-parallel): New flag.
8087 * graphite.c: Rewrite.
8088 * graphite.h: Rewrite.
8089 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8091 * toplev.c (graphite_out_file): New file descriptor.
8092 (graphite_in_file): New.
8093 (process_options): flag_graphite_force_parallel cannot be used without
8095 * tree-ssa-loop.c: Include toplev.h.
8096 (gate_graphite_transforms): Enable flag_graphite for
8097 flag_graphite_force_parallel.
8099 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8101 * ChangeLog.graphite: New.
8102 * graphite-blocking.c: New.
8103 * graphite-clast-to-gimple.c: New.
8104 * graphite-clast-to-gimple.h: New.
8105 * graphite-dependences.c: New.
8106 * graphite-dependences.h: New.
8107 * graphite-interchange.c: New.
8108 * graphite-poly.c: New.
8109 * graphite-poly.h: New.
8110 * graphite-ppl.c: New.
8111 * graphite-ppl.h: New.
8112 * graphite-scop-detection.c: New.
8113 * graphite-scop-detection.h: New.
8114 * graphite-sese-to-poly.c: New.
8115 * graphite-sese-to-poly.h: New.
8119 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8121 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8122 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8124 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8126 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8127 (scev_is_linear_expression): Return false if the evolution is not
8128 affine multivariate.
8130 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8132 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8133 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8135 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8137 * tree-data-ref.c (debug_data_references): New.
8138 (debug_data_reference): New.
8139 * tree-data-ref.h (debug_data_references): Declared.
8140 (debug_data_reference): Declared.
8142 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8144 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8145 * tree-data-ref.h (scop_p): Removed.
8146 (struct data_reference): Remove field scop.
8148 (stmt_simple_memref_p): Removed.
8150 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8152 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8153 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8156 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8158 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8160 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8162 * doc/invoke.texi (-fgraphite-identity): Documented.
8164 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8166 * tree-scalar-evolution.c: Fix comment.
8167 (instantiate_scev_1): Return unknow from scev instantiation if the
8168 result is not above instantiate_below.
8170 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8172 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8173 static anymore. Instantiate the symbols that may have been introduced
8175 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8178 2009-07-30 DJ Delorie <dj@redhat.com>
8180 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8181 .vliw directive to VLIW sections.
8183 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8185 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8187 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8188 (AUTOHEADER): New variable.
8189 ($(srcdir)/cstamp-h.in): Use it.
8191 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8192 Pat Haugen <pthaugen@us.ibm.com>
8193 Revital Eres <ERES@il.ibm.com>
8195 * config/rs6000/vector.md (VEC_F): Add VSX support.
8199 (vector_load_<mode>): Ditto.
8200 (vector_store_<mode>): Ditto.
8201 (vector GPR move split): Ditto.
8202 (vec_reload_and_plus_<mptrsize>): Ditto.
8203 (vec_reload_and_reg_<mptrsize>): Ditto.
8204 (add<mode>3): Ditto.
8205 (sub<mode>3): Ditto.
8206 (mul<mode>3): Ditto.
8207 (neg<mode>2): Ditto.
8208 (abs<mode>2): Ditto.
8209 (smin<mode>3): Ditto.
8210 (smax<mode>3): Ditto.
8211 (vector_eq<mode>): Ditto.
8212 (vector_gt<mode>): Ditto.
8213 (vector_ge<mode>): Ditto.
8214 (vector_gtu<mode>): Ditto.
8215 (vector_select_<mode>_uns): Ditto.
8216 (vector_eq_<mode>_p): Ditto.
8217 (vector_gt_<mode>_p): Ditto.
8218 (vector_ge_<mode>_p): Ditto.
8219 (vector_gtu_<mode>_p): Ditto.
8220 (cr6_test_for_zero): Ditto.
8221 (cr6_test_for_zero_reverse): Ditto.
8222 (cr6_test_for_lt): Ditto.
8223 (cr6_test_for_lt_reverse): Ditto.
8224 (xor<mode>3): Ditto.
8225 (ior<mode>3): Ditto.
8226 (and<mode>3): Ditto.
8227 (one_cmpl<mode>2): Ditto.
8228 (nor<mode>2): Ditto.
8229 (andc<mode>2): Ditto.
8230 (float<VEC_int<mode>2): Ditto.
8231 (unsigned_float<VEC_int><mode>2): Ditto.
8232 (fix_trunc<mode><VEC_int>2): Ditto.
8233 (fixuns_trunc<mode><VEC_int>2): Ditto.
8235 (vec_set<mode>): Ditto.
8236 (vec_extract<mode>): Ditto.
8237 (vec_interleave_highv4sf): Ditto.
8238 (vec_interleave_lowv4sf): Ditto.
8239 (vec_realign_load_<mode>): Ditto.
8240 (vec_shl_<mode>): Ditto.
8241 (vec_shr_<mode>): Ditto.
8242 (div<mode>3): New patterns for VSX.
8243 (vec_interleave_highv2df): Ditto.
8244 (vec_interleave_lowv2df): Ditto.
8245 (vec_pack_trunc_v2df): Ditto.
8246 (vec_pack_sfix_trunc_v2df): Ditto.
8247 (vec_pack_ufix_trunc_v2df): Ditto.
8248 (vec_unpacks_hi_v4sf): Ditto.
8249 (vec_unpacks_lo_v4sf): Ditto.
8250 (vec_unpacks_float_hi_v4si): Ditto.
8251 (vec_unpacks_float_lo_v4si): Ditto.
8252 (vec_unpacku_float_hi_v4si): Ditto.
8253 (vec_unpacku_float_lo_v4si): Ditto.
8254 (movmisalign<mode>): Ditto.
8255 (vector_ceil<mode>2): New patterns for vectorizing math library.
8256 (vector_floor<mode>2): Ditto.
8257 (vector_btrunc<mode>2): Ditto.
8258 (vector_copysign<mode>3): Ditto.
8260 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8261 predicate for setting the high bit in each word, used for copysign.
8263 * config/rs6000/ppc-asm.h (f19): Whitespace.
8264 (f32-f63): Define if VSX.
8265 (v0-v31): Define if Altivec.
8266 (vs0-vs63): Define if VSX.
8268 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8270 * config/rs6000/power7.md: New file, provide tuning parameters for
8273 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8274 (rs6000_cpu_cpp_builtins): Ditto.
8275 (altivec_overloaded_builtins): Ditto.
8276 (altivec_resolve_overloaded_builtin): Ditto.
8278 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8279 debug switch to disable vectorizing simple math builtin
8282 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8283 Vectorize simple math builtin functions.
8284 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8285 hook to vectorize math builtins.
8286 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8287 (rs6000_builtin_conversion): Add VSX/power7 support.
8288 (rs6000_builtin_vec_perm): Ditto.
8289 (vsplits_constant): Add support for loading up a vector constant
8290 with just the high bit set in each part.
8291 (rs6000_expand_vector_init): Add VSX/power7 support.
8292 (rs6000_expand_vector_set): Ditto.
8293 (rs6000_expand_vector_extract): Ditto.
8294 (rs6000_emit_move): Ditto.
8295 (bdesc_3arg): Ditto.
8296 (bdesc_2arg): Ditto.
8297 (bdesc_1arg): Ditto.
8298 (rs6000_expand_ternop_builtin): Ditto.
8299 (altivec_expand_builtin): Ditto.
8300 (rs6000_expand_unop_builtin): Ditto.
8301 (rs6000_init_builtins): Ditto.
8302 (altivec_init_builtins): Ditto.
8303 (builtin_function_type): Ditto.
8304 (rs6000_common_init_builtins): Ditto.
8305 (rs6000_handle_altivec_attribute); Ditto.
8306 (rs6000_mangle_type): Ditto.
8307 (rs6000_vector_mode_supported_p): Ditto.
8308 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8311 * config/rs6000/vsx.md: New file for VSX support.
8313 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8314 identifing values with just the most significant bit set.
8315 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8316 vectorized builtins.
8318 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8319 (UNSPEC_VRFIM): Delete.
8320 (splitter for loading up vector with most significant bit): New
8321 splitter for vectorizing copysign.
8322 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8323 vectorizing simple math functions.
8324 (altivec_vrfip): Add support for vectorizing simple math functions.
8325 (altivec_vrfim): Ditto.
8326 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8328 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8329 (power7.md, vsx.md): Include for power7 support.
8330 (copysigndf3): Use VSX instructions if -mvsx.
8331 (negdf2_fpr): Ditto.
8332 (absdf2_fpr): Ditto.
8333 (nabsdf2_fpr): Ditto.
8334 (adddf3_fpr): Ditto.
8335 (subdf3_fpr): Ditto.
8336 (muldf3_fpr): Ditto.
8337 (divdf3_fpr): Ditto.
8338 (fix_truncdfdi2_fpr): Ditto.
8339 (cmpdf_internal1): Ditto.
8340 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8341 (btruncdf2, btruncdf2_fpr): Ditto.
8342 (ceildf2, ceildf2_fpr): Ditto.
8343 (floordf2, floordf2_fpr): Ditto.
8344 (floatdidf2, floatdidf2_fpr): Ditto.
8345 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8346 (fmsubdf4_fpr): Ditto.
8347 (fnmadddf4_fpr_1): Ditto.
8348 (fnmadddf4_fpr_2): Ditto.
8349 (fnmsubdf4_fpr_1): Ditto.
8350 (fnmsubdf4_fpr_2): Ditto.
8351 (fixuns_truncdfdi2): Add expander for VSX support.
8352 (fix_truncdfdi2): Ditto.
8353 (fix_truncdfsi2): Ditto.
8355 (btruncsf2): Whitespace.
8356 (movdf_hardfloat32): Add support for VSX registers.
8357 (movdf_softfloat32): Ditto.
8358 (movdf_hardfloat64): Ditto.
8359 (movdf_hardfloat64_mfpgpr): Ditto.
8360 (movdf_softfloat64): Ditto.
8361 (movti splitters): Add check for vector registers supporting
8362 TImode in the future.
8363 (bpermd): Add power7 bpermd instruction.
8365 * config/rs6000/altivec.h (vec_div): Define if VSX.
8369 (vec_nearbyint): Ditto.
8372 (all predicates): Use the generic builtin function, and not the V4SF
8373 specific function so that the predicates will work with VSX's V2DF.
8377 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8378 Document new VSX functions and types.
8380 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8383 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8384 "wa", and "j" constraints. Modify "v" to talk about Altivec
8385 instead of just vector.
8387 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8390 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8391 location for phi arguments.
8392 (rewrite_update_phi_arguments): Find locations for reaching defs.
8393 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8394 Add location to add_phi_arg calls.
8395 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8396 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8397 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8398 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8399 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8400 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8401 * tree-phinodes.c (make_phi_node): Initialize location.
8402 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8403 (add_phi_arg): Add location parameter.
8404 (remove_phi_arg_num): Move location when moving phi argument.
8405 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8407 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8408 slpeel_update_phi_nodes_for_guard1,
8409 slpeel_update_phi_nodes_for_guard2,
8410 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8411 vect_loop_versioning): Set locations.
8412 * tree-parloops.c (create_phi_for_local_result,
8413 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8414 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8415 * tree-vect-loop.c (get_initial_def_for_induction,
8416 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8418 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8419 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8420 (gimple_phi_arg_set_location): New. Set locus.
8421 (gimple_phi_arg_has_location): New. Check for locus.
8422 (redirect_edge_var_map_location): New. Return locus from var_map.
8423 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8424 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8425 combining PHI arguments.
8426 (cond_store_replacement): Set location.
8427 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8428 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8429 scop_add_exit_phis_edge): Add locations.
8430 * tree-cfgcleanup.c (remove_forwarder_block,
8431 remove_forwarder_block_with_phi): Add locations.
8432 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8433 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8435 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8436 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8437 flush_pending_stmts): Add source location.
8438 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8439 stack to preserve locations.
8440 * tree-vect-stmts.c (vectorizable_load): Add location.
8441 * tree-inline.c (copy_phis_for_bb): Copy locus.
8442 (setup_one_parameter): Add call locus to inlined parameter stmts.
8443 (initialize_inlined_parameters): Pass in call location as parameter
8445 (tree_function_versioning): Pass location to setup_one_parameter.
8446 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8447 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8448 copy and edge lists.
8449 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8450 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8451 locus parameter and override the stmt default if provided.
8452 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8453 elim_graph_add_edge, elim_graph_remove_succ_edge,
8454 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8455 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8456 eliminate_phi): Add locus info in elimination graph for each edge and
8458 (insert_backedge_copies): Copy locus if present.
8459 * tree-flow.h (struct _edge_var_map): Add locus field.
8460 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8461 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8462 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8464 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8466 2009-07-30 Martin Jambor <mjambor@suse.cz>
8468 PR tree-optimization/40570
8469 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8472 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8474 * ssa-loop-manip.c: Include langhooks.h.
8475 (rewrite_phi_with_iv): New.
8476 (rewrite_all_phi_nodes_with_iv): New.
8477 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8478 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8479 * tree-parloops.c (loop_parallel_p): Move out all conditions
8480 except dependency check.
8481 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8482 (gen_parallel_loop): Call canonicalize_loop_ivs without
8483 reduction_list argument.
8484 (build_new_reduction): New.
8485 (gather_scalar_reductions): New.
8486 (try_get_loop_niter): New.
8487 (try_create_reduction_list): New.
8488 (parallleize_loops): Change the parallel conditions check.
8489 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8490 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8492 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8494 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8496 * doc/options.texi (Option properties): Mention new quoting syntax.
8498 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8500 * config/alpha/alpha.c (alpha_start_function):
8501 Handle VMS_DEBUG_MAIN_POINTER
8502 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8503 * doc/invoke.texi: Document -mdebug-main switch.
8505 2009-07-29 Richard Henderson <rth@redhat.com>
8507 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8508 (cgraph_create_edge_including_clones): Likewise.
8509 * tree-inline.c (copy_bb): Operate on the correct edges
8510 when updating the callgraph.
8512 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8514 * config/alpha/vms-cc.c: Deleted.
8515 * config/alpha/vms-ld.c: Deleted.
8516 * config/alpha/t-vms64: Moved to config/vms
8517 * config/alpha/vms-crt0-64.c: Moved to config/vms
8518 * config/alpha/vms-crt0.c: Moved to config/vms
8519 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8520 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8521 * config/alpha/xm-vms.h: Moved to config/vms
8522 * config/alpha/x-vms: Moved to config/vms
8523 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8525 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8526 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8528 * config/vms/t-vms64: Moved here from config/alpha
8529 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8530 (argc,argv,envp): Enforce 32bit malloc'ing.
8531 * config/vms/vms-psxcrt0-64.c: Likewise.
8532 * config/vms/vms-crt0.c: Moved here from config/alpha.
8533 * config/vms/vms-psxcrt0.c: Likewise.
8534 * config/vms/vms-crtl-64.h: New file.
8535 * config/vms/vms-crtl.h: New file.
8536 * config/vms/vms.opt: New file.
8537 * config/vms/xm-vms64.h: New file.
8538 * config/vms/xm-vms.h: Moved here from config/alpha.
8539 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8541 * config/vms/x-vms: Moved here from config/alpha.
8542 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8543 (vms-ld.o, vms-cc.o): Removed.
8544 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8546 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8548 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8549 correct stack (obvious VMS fix).
8551 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8553 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8554 date, version info if VMS_DEBUGGING_INFO defined.
8555 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8556 size, date calculating code moved here.
8558 2009-07-29 Paul Brook <paul@codesourcery.com>
8560 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8563 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8566 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8567 to DImode when generating insq_le insn.
8569 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8571 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8572 New macro set for VMS_DEBUGGGING_INFO.
8573 (AT_string_form): Use it.
8575 2009-07-28 DJ Delorie <dj@redhat.com>
8577 * config/mep/mep.c (vtext_section): New.
8578 (vftext_section): New.
8579 (ftext_section): New.
8580 (mep_select_section): Add support for functions.
8581 (mep_unique_section): Likewise.
8582 (mep_asm_init_sections): Likewise.
8583 (mep_encode_section_info): Remove it from here.
8585 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8587 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8589 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8590 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8592 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8594 * dwarf2out.c (output_file_names): Test new macro
8595 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8596 (add_comp_dir_attribute): Likewise.
8598 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8600 * config/i386/mingw-w64.h (LINK_SPEC): Add
8601 separating space between commands.
8603 2009-07-28 Jan Hubicka <jh@suse.cz>
8605 PR tree-optimization/40759
8606 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8609 2009-07-27 DJ Delorie <dj@redhat.com>
8611 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8612 types are dword-aligned.
8613 (mep_expand_va_start): Likewise.
8615 2009-07-27 Olivier Hainque <hainque@adacore.com>
8616 Douglas B Rupp <rupp@gnat.com>
8618 * convert.c (convert_to_pointer): Don't assume the target
8619 pointer type is POINTER_SIZE long. Fetch its precision instead.
8621 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8623 * system.h (fopen): Undefine if macro.
8625 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8627 * dwarf2out.c (output_cfi_p): Removed.
8628 (output_cfis): New function.
8629 (output_fde): New function, split from output_call_frame_info.
8630 (output_call_frame_info): Use it.
8631 (dwarf2out_switch_text_section): Use output_cfis.
8633 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8635 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8636 TARGET_BI_ARCH is specified without enabling SJLJ.
8637 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8638 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8640 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8642 * arm.md (negdi2): Use DImode if forcing a value into a register.
8644 2009-07-26 Ira Rosen <irar@il.ibm.com>
8646 PR tree-optimization/40801
8647 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8648 of vector operand from the previous copy of vector statement.
8649 Pass the correct definition type value to
8650 vect_get_vec_def_for_stmt_copy().
8652 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8654 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8655 const char ** conversion.
8657 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8659 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8660 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8661 (gcc_unreachable): Invoke __builtin_unreachable() if
8662 !ENABLE_ASSERT_CHECKING.
8664 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8666 PR rtl-optimization/40445
8667 * emit-rtl.c (next_nonnote_insn_bb): New function.
8668 * rtl.h (next_nonnote_insn_bb): Declare new function.
8669 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8670 with no successors that is the successor of the ENTRY_BLOCK.
8671 Continue from the top after removing an empty fallthrough block.
8672 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8673 of next_nonnote_insn.
8675 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8677 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8679 2009-07-25 Martin Jambor <mjambor@suse.cz>
8681 * c-common.c (c_common_attribute_table): New element for noclone.
8682 (handle_noclone_attribute): New function. Forward-declare.
8683 * tree-inline.c (tree_versionable_function_p): Check for noclone
8685 * doc/extend.texi (Labels as Values): Document need for noclone.
8686 (Function Attributes): Document noclone attribute.
8688 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8690 PR rtl-optimization/34999
8691 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8692 and dw_fde_switched_cold_to_hot fields.
8693 (output_cfi_p): New function.
8694 (output_call_frame_info): If fde->dw_fde_switched_sections,
8695 output 2 FDEs instead of one with corrupted header.
8696 (dwarf2out_do_cfi_startproc): New function.
8697 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8698 and fde->dw_fde_switched_cold_to_hot.
8699 (dwarf2out_switch_text_section): Compute
8700 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8701 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8702 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8703 Otherwise, compute fde->dw_fde_switch_cfi.
8705 2009-07-24 Cary Coutant <ccoutant@google.com>
8707 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8709 2009-07-24 Cary Coutant <ccoutant@google.com>
8711 * cfghooks.c (split_block): Copy discriminator to new block.
8712 * tree-cfg.c (assign_discriminator): Check location of last
8713 instruction in block as well as first.
8715 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8717 * config/i386/linux.c: Use fputs or putc instead of fprintf
8719 * config/i386/gas.h: Ditto.
8720 * config/i386/x86-64.h: Ditto.
8721 * config/i386/att.h: Ditto.
8723 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8725 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8728 2009-07-24 Martin Jambor <mjambor@suse.cz>
8730 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8731 (ipa_push_func_to_list_1): Declare.
8732 (ipa_push_func_to_list): New function.
8734 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8735 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8736 (ipa_push_func_to_list): Removed.
8737 (ipa_pop_func_from_list): Clear node_enqueued flag.
8739 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8741 * config/s390/s390.c (override_options): Default
8742 max-unrolled-insns to 100 for z10 tuning.
8744 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8746 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
8747 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
8748 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
8749 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
8750 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8751 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
8752 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
8754 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8756 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
8757 use default set in mingw32.h header.
8758 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
8759 64-bit /mingw/include path.
8760 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
8763 2009-07-23 Neil Vachharajani <nvachhar@google.com>
8765 PR rtl-optimization/40209
8766 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
8768 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8770 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
8771 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
8772 with the rest of string where appropriate. Use fputs or putc
8773 instead of fprintf where appropriate.
8775 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8776 Pat Haugen <pthaugen@us.ibm.com>
8777 Revital Eres <ERES@il.ibm.com>
8779 * config/rs6000/vector.md: New file. Move most of the vector
8780 expander support here from altivec.md to allow for the VSX vector
8781 unit in the future. Add support for secondary_reload patterns.
8782 Rewrite the patterns for vector comparison, and vector comparison
8783 predicate instructions so that the RTL expresses the desired
8784 behavior, instead of using unspec.
8786 * config/rs6000/constraints.md ("f" constraint): Use
8787 rs6000_constraints to hold the precalculated register class.
8788 ("d" constraint): Ditto.
8789 ("wd" constraint): New constraint for VSX.
8790 ("wf" constraint): Ditto.
8791 ("ws" constraint): Ditto.
8792 ("wa" constraint): Ditto.
8793 ("wZ" constraint): Ditto.
8794 ("j" constraint): Ditto.
8796 * config/rs6000/predicates.md (vsx_register_operand): New
8798 (vfloat_operand): New predicate for vector.md.
8799 (vint_operand): Ditto.
8800 (vlogical_operand): Ditto.
8801 (easy_fp_constant): If VSX, 0.0 is an easy constant.
8802 (easy_vector_constant): Add VSX support.
8803 (altivec_indexed_or_indirect_operand): New predicate for
8804 recognizing Altivec style memory references with AND -16.
8806 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
8807 for vector secondary reload support.
8808 (rs6000_vector_reg_class): Delete, replacing it with
8810 (rs6000_vsx_reg_class): Ditto.
8811 (rs6000_constraints): New array to hold the register classes of
8812 each of the register constraints that can vary at runtime.
8813 (builtin_mode_to_type): New static array for builtin function type
8815 (builtin_hash_table): New static hash table for builtin function
8817 (TARGET_SECONDARY_RELOAD): Define target hook.
8818 (TARGET_IRA_COVER_CLASSES): Ditto.
8819 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
8820 registers are 128 bits if VSX memory reference instructions are used.
8821 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
8823 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
8824 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
8825 Print several of the scheduling related parameters.
8826 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
8827 rs6000_constraints instead of rs6000_vector_reg_class. Move
8828 -mdebug=reg code to rs6000_debug_reg_global. Add support for
8829 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
8830 Altivec. Add VSX support. Setup for secondary reload support on
8831 Altivec/VSX registers.
8832 (rs6000_override_options): Make power7 set the scheduling groups
8833 like the power5. Add support for new debug switches to override
8834 the scheduling defaults. Temporarily disable -mcpu=power7 from
8835 setting -mvsx. Add support for debug switches -malways-hint,
8836 -msched-groups, and -malign-branch-targets.
8837 (rs6000_buitlin_conversion): Add support for returning unsigned
8838 vector conversion functions to fix regressions due to stricter
8840 (rs6000_builtin_mul_widen_even): Ditto.
8841 (rs6000_builtin_mul_widen_odd): Ditto.
8842 (rs6000_builtin_vec_perm): Ditto.
8843 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
8844 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
8846 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
8848 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
8849 VSX types for bit operations. Changes to accomidate vector.md.
8850 (bdesc_2arg): Ditto.
8851 (bdesc_1arg): Ditto.
8852 (struct builtin_description_predicates): Rewrite predicate
8853 handling so that RTL describes the operation, instead of passing
8854 the instruction to be used as a string argument.
8855 (bdesc_altivec_preds): Ditto.
8856 (altivec_expand_predicate_builtin): Ditto.
8857 (altivec_expand_builtin): Ditto.
8858 (rs6000_expand_ternop_builtin): Use a switch instead of an if
8859 statement for vsldoi support.
8860 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8861 (altivec_expand_st_builtin): Ditto.
8862 (paired_expand_builtin): Whitespace changes.
8863 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8864 builtin_mode_to_type table for secondary reload. Call
8865 builtin_function_type to build random builtin functions.
8866 (altivec_init_builtins): Change to use builtin_function_type to
8867 create builtin function types dynamically as we need them.
8868 (builtin_hash_function): New support for hashing the tree types
8869 for builtin function as we need it, rather than trying to build
8870 all of the trees that we need. Add initial preliminary VSX support.
8871 (builtin_function_type): Ditto.
8872 (builtin_function_eq): Ditto.
8873 (builtin_hash_struct): Ditto.
8874 (rs6000_init_builtins): Ditto.
8875 (rs6000_common_init_builtins): Ditto.
8876 (altivec_init_builtins): Ditto.
8877 (rs6000_common_init_builtins): Ditto.
8878 (enum reload_reg_type): New enum for simplifing reg classes.
8879 (rs6000_reload_register_type): Simplify register classes into GPR,
8880 Vector, and other registers. Altivec and VSX addresses in reload.
8881 (rs6000_secondary_reload_inner): Ditto.
8882 (rs6000_ira_cover_classes): New target hook, that returns the
8883 appropriate cover classes, based on -mvsx being used or not.
8884 (rs6000_secondary_reload_class): Add VSX support.
8885 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8886 (get_vsel_insn): Ditto.
8887 (rs6000_emit_vector_compare): Rewrite vector conditional support
8888 so that where we can, we use RTL operators, instead of blindly use
8890 (rs6000_emit_vector_select): Ditto.
8891 (rs6000_emit_vector_cond_expr): Ditto.
8892 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8893 (create_TOC_reference): Add -mdebug=addr support.
8894 (emit_frame_save): VSX loads/stores need register indexed addressing.
8896 * config/rs6000/rs6000.md: Include vector.md.
8898 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8900 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8901 support for V2DI, V2DF in logical, permute, select operations.
8903 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8904 switch for vsx/power7.
8905 (-mvsx-scalar-memory): Ditto.
8906 (-mvsx-align-128): Ditto.
8907 (-mallow-movmisalign): Ditto.
8908 (-mallow-df-permute): Ditto.
8909 (-msched-groups): Ditto.
8910 (-malways-hint): Ditto.
8911 (-malign-branch-targets): Ditto.
8913 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8915 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8916 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8917 (rs6000_vector_reg_class): Delete.
8918 (rs6000_vsx_reg_class): Ditto.
8919 (enum rs6000_reg_class_enum): New enum for the constraints that
8920 vary based on target switches.
8921 (rs6000_constraints): New array to hold the register class for all
8922 of the register constraints that vary based on the switches used.
8923 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8924 (enum rs6000_builtins): Add unsigned varients for the builtin
8925 declarations returned by target hooks for expanding multiplies,
8926 select, and permute operations. Add VSX builtins.
8927 (enum rs6000_builtin_type_index): Add entries for VSX.
8928 (V2DI_type_node): Ditto.
8929 (V2DF_type_node): Ditto.
8930 (unsigned_V2DI_type_node): Ditto.
8931 (bool_long_type_node): Ditto.
8932 (intDI_type_internal_node): Ditto.
8933 (uintDI_type_internal_node): Ditto.
8934 (double_type_internal_node): Ditto.
8936 * config/rs6000/altivec.md (whole file): Move all expanders to
8937 vector.md from altivec.md. Rename insn matching functions to be
8939 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8940 (altivec_vcmp*): Ditto.
8941 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8942 (VM): New iterator for moves that includes the VSX types.
8943 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8944 (altivec_vperm_<mode>_uns): New, for unsigned types.
8945 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8946 (altivec_eq<mode>): Ditto.
8947 (altivec_gt<mode>): Ditto.
8948 (altivec_gtu<mode>): Ditto.
8949 (altivec_eqv4sf): Ditto.
8950 (altivec_gev4sf): Ditto.
8951 (altivec_gtv4sf): Ditto.
8952 (altivec_vcmpbfp_p): Ditto.
8954 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8956 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8959 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8962 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8963 ASM_SHORT instead of .word.
8964 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8965 instead of .word in asm template.
8967 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8970 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8971 (process_bb_node_lives): Use it.
8973 * ira.c (setup_cover_and_important_classes): Don't setup
8974 ira_important_class_nums. Add cover classes to the end of
8976 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8978 (find_reg_class_closure): Use reorder_important_classes.
8980 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8982 * config/i386/i386.c (i386_ira_cover_classes): New function.
8983 (TARGET_IRA_COVER_CLASSES): Redefine.
8985 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8986 importance of order of cover classes in the array.
8988 2009-07-22 Diego Novillo <dnovillo@google.com>
8990 * tree-pass.h (TDF_EH): Define.
8991 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8992 contains TDF_EH, print the EH region number holding GS.
8993 * tree-dump.c (dump_options): Add "eh".
8994 * doc/invoke.texi: Document it.
8996 2009-07-22 Doug Kwan <dougkwan@google.com>
8998 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9000 2009-07-22 Michael Matz <matz@suse.de>
9002 PR tree-optimization/35229
9003 PR tree-optimization/39300
9005 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9006 (inhibit_phi_insertion): New function.
9007 (insert_into_preds_of_block): Call it for REFERENCEs.
9008 (init_pre): Initialize and finalize scalar evolutions.
9009 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9011 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9013 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9014 Use CONST_VECTOR_NUNITS to determine number of elements.
9016 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9018 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9019 (U, W): Constraints are now deprecated and will be removed if we
9021 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9023 ("prefetch"): Add the stcmh instruction for prefetching.
9024 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9026 (s390_short_displacement): Return always true if compiling for
9027 machines not providing the long displacement facility.
9028 (s390_mem_constraint): Support the new constraint letter Z.
9029 (s390_check_qrst_address): New function.
9031 2009-07-21 DJ Delorie <dj@redhat.com>
9033 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9036 2009-07-21 Jason Merrill <jason@redhat.com>
9038 * c-common.c (max_tinst_depth): Increase default to 1024.
9040 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9042 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9043 (vec_unpacku_float_lo_v4si): Ditto.
9045 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9048 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9049 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9050 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9051 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9053 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9055 PR tree-optimization/40813
9056 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9059 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9061 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9062 with a NOP_EXPR if needed.
9064 2009-07-21 Paul Brook <paul@codesourcery.com>
9066 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9067 Terminate debug dump with newline.
9069 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9071 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9072 Cast "1" to unsigned HOST_WIDE_INT.
9073 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9074 deposit length to the maximum length - lsb. Extend length if
9075 HOST_BITS_PER_WIDE_INT is 32.
9077 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9079 * cgraph.h (constant_pool_htab): New function.
9080 (constant_descriptor_tree): Move from varasm.c.
9081 * varasm.c (constant_pool_htab): New function.
9082 (constant_descriptor_tree): Move to cgraph.h.
9084 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9086 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9088 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9090 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9093 2009-07-20 Xinliang David Li <davidxl@google.com>
9095 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9097 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9099 * config/mips/mips.md (move_type): Add arith.
9100 (type): Handle arith.
9101 (zero_extendsidi2): Rename this into ...
9102 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9103 (zero_extendsidi2): New expander.
9104 (*zero_extendsidi2_dext): New pattern.
9106 2009-07-20 Nick Clifton <nickc@redhat.com>
9108 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9109 to set MIPS_ABI_DEFAULT.
9110 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9112 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9114 * tree-object-size.c (addr_object_size): Handle unions with
9115 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9117 PR tree-optimization/40792
9118 * tree.c (build_function_type_skip_args): Remove bogus assert.
9120 2009-07-20 Jan Hubicka <jh@suse.cz>
9121 Martin Jambor <mjambor@suse.cz>
9123 * cgraph.h (combined_args_to_skip): New field.
9124 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9125 combined_args_to_skip and args_to_skip.
9126 * tree-inline.c (update_clone_info): New function.
9127 (tree_function_versioning): Call update_clone_info.
9128 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9130 (cgraph_materialize_all_clones): More extensive dumping, working
9131 with combined_args_to_skip rather than args_to_skip.
9133 2009-07-20 Ira Rosen <irar@il.ibm.com>
9135 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9136 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9137 (get_initial_def_for_reduction): Likewise.
9138 (vectorizable_reduction): Skip the check of first operand in case
9139 of COND_EXPR. Add check that it is outer loop vectorization if
9140 nested cycle was detected. Call vectorizable_condition() for
9141 COND_EXPR. If reduction epilogue cannot be created do not fail for
9142 nested cycles (if it is not double reduction). Assert that there
9143 is only one type in the loop in case of COND_EXPR. Call
9144 vectorizable_condition() to vectorize COND_EXPR.
9145 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9146 Add parameters. Allow nested cycles if called from
9147 vectorizable_reduction(). Use reduction vector variable if provided.
9148 (vect_analyze_stmt): Call vectorizable_reduction() before
9149 vectorizable_condition().
9150 (vect_transform_stmt): Update call to vectorizable_condition().
9152 2009-07-20 Christian Bruel <christian.bruel@st.com>
9154 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9155 * doc/invoke.texi (-mfmovd): Likewise.
9156 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9158 2009-07-20 Jan Hubicka <jh@suse.cz>
9160 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9161 when handling SSA name.
9163 2009-07-19 Jan Hubicka <jh@suse.cz>
9165 PR tree-optimization/40676
9166 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9167 virtual PHIs in empty BBs.
9169 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9171 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9172 re-expanded the compound use gen_lowpart instead to convert to the
9175 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9177 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9178 OUTER_CONST arguments.
9179 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9180 the new wider mode will be masked off.
9181 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9183 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9185 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9186 high-order bits are zero.
9188 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9190 * combine.c (simplify_shift_const_1): Split code to determine
9192 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9193 new bits shifted in are identical to the old sign bit.
9195 2009-07-18 Richard Guenther <rguenther@suse.de>
9198 * gimplify.c (gimplify_call_expr): Reject code using results from
9199 functions returning void.
9201 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9203 * doc/md.texi: Document the new PowerPC "es" constraint.
9204 Document that "m" can include automodified addresses on this target,
9205 and explain how %U must be used. Extend the "Q" and "Z" documentation
9206 to suggest "es" as well as "m".
9207 * config/rs6000/constraints.md (es): New memory constraint.
9208 (Q, Z): Update strings to match new documentation.
9210 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9212 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9213 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9214 * config/rs6000/predicates.md (volatile_mem_operand): Use
9215 offsettable_nonstrict_memref_p.
9216 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9217 (*floatunssidf2_internal): Likewise.
9218 (*fix_truncdfsi2_internal): Likewise.
9219 (*fix_trunctfsi2_internal): Likewise.
9221 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9223 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9225 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9227 2009-07-17 Richard Guenther <rguenther@suse.de>
9230 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9231 (pass_warn_unused_result): Likewise.
9232 (TODO_set_props): Remove.
9233 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9235 (pass_diagnose_omp_blocks): Define.
9236 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9237 (c_gimple_diagnostics_recursively): Remove.
9238 (finish_function): Do not call it.
9239 (c_write_global_declarations): Continue after errors.
9240 Finalize the CU here.
9241 * c-gimplify.c (c_genericize): Do not gimplify here.
9242 * c-common.c (c_warn_unused_result): Move ...
9243 * tree-cfg.c (do_warn_unused_result): ... here.
9244 (run_warn_unused_result): New function.
9245 (gate_warn_unused_result): New function.
9246 (pass_warn_unused_result): New pass.
9247 * c-common.h (c_warn_unused_result): Remove.
9248 * flags.h (flag_warn_unused_result): Declare.
9249 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9250 * opts.c (flag_warn_unused_result): Initialize to false.
9251 * toplev.c (compile_file): Add comment.
9252 * omp-low.c (create_omp_child_function): Do not register
9253 the function with the frontend.
9254 (diagnose_omp_structured_block_errors): Prepare to be
9255 called as optimization pass.
9256 (gate_diagnose_omp_blocks): New function.
9257 (pass_diagnose_omp_blocks): New pass.
9258 * cgraph.h (cgraph_optimize): Remove.
9259 (cgraph_analyze_function): Likewise.
9260 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9261 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9262 before their parents here.
9263 (cgraph_finalize_function): Not here.
9264 (cgraph_analyze_function): Gimplify functions here.
9265 (cgraph_finalize_compilation_unit): Continue after errors.
9266 Optimize the callgraph from here.
9267 (cgraph_optimize): Make static.
9268 * langhooks.c (write_global_declarations): Finalize the CU.
9269 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9270 (gimplify_function_tree): Assert we gimplify only once.
9271 Set PROP_gimple_any property.
9272 * tree-nested.c (gimplify_all_functions): New function.
9273 (lower_nested_functions): Gimplify all nested functions.
9274 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9275 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9276 and pass_diagnose_omp_blocks after gimplification. Do not
9277 set TODO_set_props on all_lowering_passes.
9278 (execute_one_pass): Do not handle TODO_set_props.
9279 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9280 (gimplify.o): Add tree-pass.h dependency.
9281 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9282 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9283 (unsave_r): Likewise.
9284 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9287 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9289 * doc/service.texi (Service): Restore previously removed link,
9290 which isn't broken after all.
9292 2009-07-17 Richard Guenther <rguenther@suse.de>
9294 PR tree-optimization/40321
9295 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9296 PHI nodes to the maximal set.
9297 (make_values_for_phi): Add PHI arguments to the maximal set.
9298 (execute_pre): Dump PHI_GEN and the maximal set.
9300 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9303 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9306 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9308 * doc/extend.texi (Nested Functions): Replace broken link with
9310 * doc/service.texi (Service): Remove broken link.
9312 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9315 * builtins.c (expand_builtin_memcmp): Use loc instead of
9316 EXPR_LOCATION (exp).
9317 (expand_builtin_strncmp): Likewise.
9319 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9320 Manuel López-Ibáñez <manu@gcc.gnu.org>
9323 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9324 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9325 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9326 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9327 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9328 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9329 tree-inline.c, c-common.c, c-common.h, gimple.c,
9330 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9331 convert.c: Add location argument to fold_{unary,binary,ternary},
9332 fold_build[123], build_call_expr, build_size_arg,
9333 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9334 fold_build1_initializer, fold_build2_initializer,
9335 fold_build3_initializer, fold_build_call_array,
9336 fold_build_call_array_initializer, fold_single_bit_test,
9337 omit_one_operand, omit_two_operands, invert_truthvalue,
9338 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9339 combine_comparisons, fold_builtin_*, fold_call_expr,
9340 build_range_check, maybe_fold_offset_to_address, round_up,
9343 2009-07-16 Jason Merrill <jason@redhat.com>
9346 * c-common.c (c_common_reswords): Add __is_standard_layout
9348 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9349 * doc/implement-cxx.texi: New.
9350 * doc/gcc.texi: Include it.
9352 2009-07-16 DJ Delorie <dj@redhat.com>
9354 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9355 compares that may be indirectly affected by previous instructions.
9357 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9359 * builtins.c (do_mpc_arg2): New.
9360 (fold_builtin_2): Fold builtin cpow.
9361 * real.h (HAVE_mpc_pow): New.
9363 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9365 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9366 comparison to skip unprofitable schedule
9368 2009-07-16 Simon Baldwin <simonb@google.com>
9370 * gcc.c (option_map): New flag -no-canonical-prefixes.
9371 * (display_help): Print help text for new flag.
9372 * (process_command): Move options translation and language specifics
9373 and handle new flag early. Use it to set a function pointer to a
9374 prefix builder. Replace make_relative_prefix calls with calls to
9375 the function pointed to. Ignore new flag in regular options handling.
9376 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9378 2009-07-15 DJ Delorie <dj@redhat.com>
9380 * config/mep/mep.md (sibcall_internal): Change register to avoid
9382 (sibcall_value_internal): Likewise.
9384 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9386 PR rtl-optimization/40710
9387 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9389 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9391 * config/mips/mips.md (*extenddi_truncate<mode>,
9392 *extendsi_truncate<mode>): Change type attribute to move_type
9393 with shift_shift. Split out code handling exts from here ...
9394 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9396 (*extendhi_truncateqi): Change type attribute to move_type with
9397 shift_shift. Split out code handling exts from here ...
9398 (*extendhi_truncateqi_exts): ... to this new pattern.
9400 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9402 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9403 instead of "and" with inverted sign bit mask value. Use
9404 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9405 Allocate registers only for operand 4 and operand 5.
9407 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9410 * fold-const.c (fold_cond_expr_with_comparison): When folding
9411 < and <= to MIN, make sure the MIN uses the same type as the
9412 comparison's operands.
9414 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9416 * arm.md (ior_xor): New code iterator.
9417 (split for ior/xor with shift and zero-extend): New split pattern.
9418 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9420 2009-07-15 Richard Guenther <rguenther@suse.de>
9422 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9425 2009-07-15 Richard Guenther <rguenther@suse.de>
9428 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9430 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9432 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9433 handle 2.6.30 kernel.
9435 2009-07-15 DJ Delorie <dj@redhat.com>
9437 * config/mep/mep.md (sibcall_internal): Change register to allow
9438 for 24-bit addresses.
9439 (sibcall_value_internal): Likewise.
9441 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9443 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9444 that are enabled/disabled by the flags introduced by a previous patch.
9446 2009-07-14 DJ Delorie <dj@redhat.com>
9448 * config/mep/mep.md (sibcall_internal): Include non-toggling
9450 (sibcall_value_internal): Likewise.
9452 2009-07-14 Taras Glek <tglek@mozilla.com>
9453 Rafael Espindola <espindola@google.com>
9455 * doc/sourcebuild.texi: Document install-plugin target.
9456 * configure.ac: Added install-plugin target to language makefiles.
9457 * configure: Regenerate.
9458 * Makefile.in: (install-plugin): Install more headers,
9459 depend on lang.install-plugin.
9461 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9463 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9466 2009-07-14 DJ Delorie <dj@redhat.com>
9468 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9469 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9470 * config/mep/mep.md (sibcall_internal): Change test from
9471 mep_vliw_mode_match to mep_vliw_jmp_match.
9472 (sibcall_value_internal): Likewise.
9474 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9476 * config/i386/sse.md (copysign<mode>3): New expander.
9477 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9478 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9479 Use ix86_build_const_vector.
9480 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9481 IX86_BUILTIN_CPYSGNPD.
9482 (builtin_description): Add __builtin_ia32_copysignps and
9483 __builtin_ia32_copysignpd.
9484 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9485 and BUILT_IN_COPYSIGNF.
9487 2009-07-13 Jason Merrill <jason@redhat.com>
9489 * builtins.c (can_trust_pointer_alignment): New fn.
9490 (get_pointer_alignment): Factor it out from here.
9491 * tree.h: Declare it.
9493 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9495 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9498 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9502 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9504 2009-07-14 Richard Guenther <rguenther@suse.de>
9505 Andrey Belevantsev <abel@ispras.ru>
9508 * cfgexpand.c (partition_stack_vars): Do not bother to update
9509 alias information when not optimizing.
9511 2009-07-14 Richard Guenther <rguenther@suse.de>
9512 Andrey Belevantsev <abel@ispras.ru>
9514 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9515 (pt_solution_set): Likewise.
9516 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9517 * tree-ssa-structalias.c (pt_solution_set): New function.
9518 * final.c (rest_of_clean_state): Free SSA data structures.
9519 * print-rtl.c (print_decl_name): Remove.
9520 (print_mem_expr): Implement in terms of print_generic_expr.
9521 * alias.c (ao_ref_from_mem): New function.
9522 (rtx_refs_may_alias_p): Likewise.
9523 (true_dependence): Query alias-export info.
9524 (canon_true_dependence): Likewise.
9525 (write_dependence_p): Likewise.
9526 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9528 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9529 (mem_expr_equal_p): Use operand_equal_p.
9530 (set_mem_attributes_minus_bitpos): Do not use
9531 component_ref_for_mem_expr.
9532 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9533 (update_alias_info_with_stack_vars): Likewise.
9534 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9535 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9536 explicitly nor clear stmt operands.
9537 Free the decl-to-pointer map.
9538 * tree-optimize.c (execute_free_datastructures): Do not free
9539 SSA data structures here.
9540 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9541 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9542 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9544 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9546 2009-07-13 DJ Delorie <dj@redhat.com>
9548 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9549 unrolling at the right iteration count.
9551 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9554 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9556 * haifa-sched.c (rank_for_schedule): Introduced flags to
9557 enable/disable individual scheduling heuristics.
9558 * common.opt: Introduced flags to enable/disable individual
9559 heuristics in the scheduler.
9560 * doc/invoke.texi: Introduced flags to enable/disable individual
9561 heuristics in the scheduler.
9563 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9565 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9566 config/i386/mingw-tls.c.
9567 * config/i386/mingw-tls.c: Removed.
9569 2009-07-13 Ira Rosen <irar@il.ibm.com>
9571 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9572 checks access only relevant statements.
9573 (vectorizable_reduction): Likewise.
9575 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9577 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9578 just for 32-bit case.
9580 2009-07-12 Jan Hubicka <jh@suse.cz>
9582 PR tree-optimization/40585
9583 * except.c (expand_resx_expr): When there already is resume
9584 instruction, produce linked list.
9585 (build_post_landing_pads): Assert that resume is empty.
9586 (connect_post_landing_pads): Handle resume lists.
9587 (dump_eh_tree): Dump resume list.
9589 2009-07-12 Ira Rosen <irar@il.ibm.com>
9591 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9592 with additional argument.
9593 * tree-vectorizer.h (enum vect_def_type): Add
9594 vect_double_reduction_def.
9595 (vect_is_simple_reduction): Add argument.
9596 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9598 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9599 vect_is_simple_reduction with additional argument.
9600 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9602 (reduction_code_for_scalar_code): Handle additional codes by
9603 returning ERROR_MARK for them. Fix comment and indentation.
9604 (vect_is_simple_reduction): Fix comment, add argument to specify
9605 double reduction. Detect double reduction.
9606 (get_initial_def_for_induction): Fix indentation.
9607 (get_initial_def_for_reduction): Fix comment and indentation.
9608 Handle double reduction. Create initial definitions that do not
9609 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9610 (vect_create_epilog_for_reduction): Fix comment, add argument to
9611 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9612 epilogue result extraction. Create double reduction phi node and
9613 replace relevant uses.
9614 (vectorizable_reduction): Call vect_is_simple_reduction with
9615 additional argument. Fix indentation. Update epilogue code treatment
9616 according to the changes in reduction_code_for_scalar_code. Check
9617 for double reduction. Call vect_create_epilog_for_reduction with
9618 additional argument.
9619 * tree-vect-stmts.c (process_use): Handle double reduction, update
9621 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9622 (vect_get_vec_def_for_operand): Likewise.
9624 2009-07-12 Danny Smith <dansmister@gmail.com>
9626 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9627 dllexport if !TREE_PUBLIC.
9628 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9630 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9632 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9633 (avr_extra_arch_macro) Remove declatation.
9634 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9635 (avr_extra_arch_macro) Declare as static.
9636 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9638 2009-07-11 Jan Hubicka <jh@suse.cz>
9641 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9643 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9646 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9647 cold_in_std_section bits.
9648 (dwarf2out_begin_prologue): Initialize them.
9649 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9650 if already covered by text_section or cold_text_section range.
9652 PR rtl-optimization/40667
9653 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9654 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9655 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9656 * config/i386/i386.c (ix86_minimum_alignment): New function.
9657 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9658 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9659 * emit-rtl.c (gen_reg_rtx): Likewise.
9660 * function.c (assign_parms): Likewise. If nominal_type needs
9661 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9662 rather than passed_type's alignment.
9665 * function.c (assign_parm_setup_stack): Adjust
9666 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9667 from nominal_mode on big endian.
9669 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9671 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9673 2009-07-10 DJ Delorie <dj@redhat.com>
9675 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9677 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9679 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9681 (thumb2_cbnz): Likewise.
9683 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9686 * config.gcc (supported_defaults): Add synci.
9687 (with_synci): Add validation.
9688 (all_defaults): Add synci.
9689 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9692 * config/mips/mips.opt (msynci): New option.
9693 * config/mips/mips.c (mips_override_options): Warn on use of
9694 -msynci for targets that do now support it.
9695 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9697 * gcc/doc/invoke.texi (-msynci): Document the new option.
9698 * doc/install.texi (--with-synci): Document the new option.
9700 2009-07-10 Richard Guenther <rguenther@suse.de>
9702 PR tree-optimization/40496
9703 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9704 the PHI result with a compatible type.
9706 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9710 * c.opt (Wunused-result): New.
9711 * doc/invoke.texi: Document it.
9712 * c-common.c (c_warn_unused_result): Use it.
9714 2009-07-09 DJ Delorie <dj@redhat.com>
9716 * targhooks.c (default_target_can_inline_p): Rename from
9717 default_target_option_can_inline_p.
9718 * targhooks.h (default_target_can_inline_p): Likewise.
9719 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9720 TARGET_OPTION_CAN_INLINE_P.
9721 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9722 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9723 (mep_target_can_inline_p): Rename from
9724 mep_target_option_can_inline_p.
9727 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9728 registers used to pass vectors.
9730 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9732 2009-07-09 Tom Tromey <tromey@redhat.com>
9734 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9735 * config/mmix/mmix.c: Include dwarf2.h.
9736 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9737 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9738 * config/sh/sh.c: Include dwarf2.h.
9739 * config/i386/i386.c: Include dwarf2.h.
9740 * Makefile.in (DWARF2_H): Remove 'elf'.
9741 * except.c: Include dwarf2.h.
9742 * unwind-dw2.c: Include dwarf2.h.
9743 * dwarf2out.c: Include dwarf2.h.
9744 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
9745 * unwind-dw2-fde.c: Include dwarf2.h.
9746 * dwarf2asm.c: Include dwarf2.h.
9748 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9750 * haifa-sched.c (insn_finishes_cycle_p): New static function.
9751 (max_issue): Use it.
9752 * sched-int.h (struct sched_info: insn_finishes_block_p): New
9754 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
9755 (region_sched_info): Update.
9756 * sched-ebb.c (ebb_sched_info): Update.
9757 * modulo-sched.c (sms_sched_info): Update.
9758 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
9760 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9762 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
9764 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
9766 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
9768 2009-07-09 Jakub Jelinek <jakub@redhat.com>
9771 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
9772 arg1 with arg01 if arg1 is already INTEGER_CST.
9774 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9776 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
9777 Transform (and (truncate)) into (truncate (and)).
9779 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9781 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
9782 creating LHS paradoxical subregs. Fix surrounding returns to
9783 use NULL_RTX rather than 0.
9785 2009-07-08 DJ Delorie <dj@redhat.com>
9787 * config/mep/mep.c: (mep_option_can_inline_p): New.
9788 (TARGET_OPTION_CAN_INLINE_P): Define.
9790 2009-07-08 Mark Wielaard <mjw@redhat.com>
9793 * dwarf2out.c (add_data_member_location_attribute): When we have
9794 only a constant offset don't emit a new location description using
9795 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
9798 2009-07-08 Richard Henderson <rth@redhat.com>
9801 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
9802 (enum reg_class): Add CLOBBERED_REGS.
9803 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
9804 * config/i386/i386.c (ix86_conditional_register_usage): Moved
9805 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
9806 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
9807 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
9808 force 64-bit sibcalls into R11.
9809 * config/i386/constraints.md (U): New constraint.
9810 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
9811 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
9812 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
9814 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
9816 * basic-block.h (dump_regset, debug_regset): Remove duplicate
9818 * c-objc-common.h (c_initialize_diagnostics): Ditto.
9819 * ebitmap.h (dump_ebitmap): Ditto.
9820 * optabs.h (optab_libfunc): Ditto.
9821 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
9822 * tree-flow.h (vect_can_force_dr_alignment_p,
9823 get_vectype_for_scalar_type): Ditto.
9824 (vectorize_loops): Move prototype to ...
9825 * tree-vectorizer.h: ... here. Also, adjust comment.
9826 (vect_set_verbosity_level): Remove duplicate prototype.
9827 * tree-ssa-loop.c: Include tree-vectorizer.h.
9828 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
9830 2009-07-08 Nick Clifton <nickc@redhat.com>
9832 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
9835 2009-07-08 DJ Delorie <dj@redhat.com>
9837 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
9838 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
9839 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
9841 * config/mep/intrinsics.md: Regenerated.
9842 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
9843 registers when asm() or calls are detected.
9845 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9848 * gimplify.c (gimplify_expr): Propagate no_warning flag when
9850 * gimple (gimple_build_call_from_tree): Likewise.
9851 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
9852 no_warning flag before warning.
9854 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9856 * tree.c (set_expr_locus): Remove.
9857 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
9858 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9860 * gimplify.c (internal_get_tmp_var): Likewise.
9861 (gimplify_call_expr): Likewise.
9862 (gimplify_one_sizepos): Likewise.
9864 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9867 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9868 to variables for debugging purposes.
9870 2009-06-23 Mark Loeser <mark@halcy0n.com>
9873 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9875 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9877 * pretty-print.c (pp_base_format): Remove %J.
9878 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9879 gcc_cxxdiag_char_table): Likewise.
9880 (init_dynamic_diag_info): Likewise.
9882 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9884 * pretty-print.c (pp_base_format): Remove %H.
9885 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9886 gcc_cxxdiag_char_table): Likewise.
9887 (init_dynamic_diag_info): Likewise.
9888 * config/mep/mep.c (mep_select_section): Likewise.
9890 2009-07-07 Duncan Sands <baldrick@free.fr>
9892 * final.c (pass_clean_state): Give the pass a name.
9893 * passes.c (pass_rest_of_compilation): Likewise.
9894 * tree-optimize.c (pass_all_optimizations): Likewise.
9896 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9898 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9899 an extra 'decl' for error_at.
9901 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9904 * tree-tailcall.c (adjust_return_value_with_ops,
9905 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9906 if it has complex or vector type.
9908 2009-07-07 Olivier Hainque <hainque@adacore.com>
9910 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9913 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9915 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9917 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9919 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9920 * c-decl.c: Likewise.
9921 * function.c: Likewise.
9922 * varasm.c: Likewise.
9923 * tree-ssa.c: Likewise.
9924 * c-common.c: Likewise.
9925 * tree-cfg.c: Likewise.
9926 * config/spu/spu.c: Likewise.
9927 * config/ia64/ia64.c: Likewise.
9928 * config/v850/v850.c: Likewise.
9930 2009-07-06 DJ Delorie <dj@redhat.com>
9932 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9933 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9934 unspecified accesses to control registers.
9935 * config/mep/intrinsics.md: Regenerate.
9936 * config/mep/intrinsics.h: Regenerate.
9937 * config/mep/mep-intrin.h: Regenerate.
9939 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9941 * c-lex.c: Replace %H by an explicit location. Update all calls.
9942 * c-common.c: Likewise.
9943 * c-decl.c: Likewise.
9944 * c-typeck.c: Likewise.
9945 * fold-const.c: Likewise.
9946 * gimplify.c: Likewise.
9948 * tree-cfg.c: Likewise.
9949 * tree-ssa-loop-niter.c: Likewise.
9950 * tree-vrp.c: Likewise.
9951 * value-prof.c: Likewise.
9953 2009-07-06 Diego Novillo <dnovillo@google.com>
9955 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9956 if it has one. Handle cases where VAR does not have an
9957 annotation or cfun is NULL.
9959 2009-07-06 Diego Novillo <dnovillo@google.com>
9961 * tree.c: Include debug.h.
9962 (initialize_tree_contains_struct): New.
9963 (init_ttree): Call it.
9964 (tree_node_structure_for_code): Factor out of ...
9965 (tree_node_structure): ... here.
9966 * treestruct.def (TS_PHI_NODE): Remove.
9967 (TS_GIMPLE_STATEMENT): Remove.
9969 2009-07-06 Diego Novillo <dnovillo@google.com>
9971 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9972 (debug_tree_chain): Handle cycles.
9974 2009-07-06 Nick Clifton <nickc@redhat.com>
9975 DJ Delorie <dj@redhat.com>
9977 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9978 __FMOVD_ENABLED__ is defined.
9980 (TARGET_FMOVD): Provide a default definition.
9981 (MASK_FMOVD): Likewise.
9982 (TARGET_CPU_CPP_BUILTINS): Define
9983 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9984 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9985 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9986 (split for DF load from memory into register): Also handle
9987 MEMs which consist of REG+DISP addressing.
9988 (split for DF store from register to memory): Likewise.
9989 (movsf_ie): Always use single fp_mode.
9990 * config/sh/sh.c (sh_override_options): Do not automatically
9991 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9992 that to the -mfmovd command line switch.
9993 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9994 (fldi_ok): Always allow.
9995 * config/sh/sh.opt (mfmovd): Remove this switch.
9996 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9998 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
9999 Kaz Kojima <kkojima@gcc.gnu.org>
10001 PR rtl-optimization/30807
10002 * postreload.c (reload_combine): For every new use of REG_SUM,
10003 record the use of BASE.
10005 2009-07-06 Jan Hubicka <jh@suse.cz>
10007 * params.def: Revert my accidental commit at 2009-06-30.
10009 2009-07-04 Ian Lance Taylor <iant@google.com>
10012 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10014 (mingw_format_attribute_overrides): Likewise.
10016 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10019 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10020 don't check cfa.reg. Instead of cfa.indirect use
10021 fde && fde->drap_reg != INVALID_REGNUM test.
10023 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10025 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10027 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10030 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10032 2009-07-03 Richard Guenther <rguenther@suse.de>
10034 PR tree-optimization/40640
10035 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10038 2009-07-03 Jan Hubicka <jh@suse.cz>
10040 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10041 for size, reduce amount of inlining.
10043 2009-07-03 Richard Guenther <rguenther@suse.de>
10045 PR middle-end/34163
10046 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10047 if t +- x is known to not overflow and the conversion widens the
10049 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10051 2009-07-03 Jan Hubicka <jh@suse.cz>
10053 * ipa-pure-const.c (analyze): Update loop optimizer init.
10054 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10055 try_remove_empty_loop, remove_empty_loops): Remove.
10056 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10057 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10058 to mark regular loops as neccesary.
10059 (degenerate_phi_p): New function.
10060 (propagate_necessity, remove_dead_phis): Use it.
10061 (forward_edge_to_pdom): Likewise.
10062 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10063 virtual PHI nodes that became unreachable.
10064 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10065 * tree-flow.h (remove_empty_loops): Remove.
10066 * passes.c (init_optimization_passes): Remove.
10068 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10070 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10071 can_create_pseudo_p.
10072 (*fix_trunc<mode>_i387_1): Ditto.
10073 (*floathi<mode>2_1): Ditto.
10074 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10075 (*fistdi2_1): Ditto.
10076 (*fist<mode>2_1): Ditto.
10077 (frndintxf2_floor): Ditto.
10078 (*fist<mode>2_floor_1): Ditto.
10079 (frndintxf2_ceil): Ditto.
10080 (*fist<mode>2_ceil_1): Ditto.
10081 (frndintxf2_trunc): Ditto.
10082 (frndintxf2_mask_pm): Ditto.
10083 (fxam<mode>2_i387_with_temp): Ditto.
10084 * config/i386/sse.md (mulv16qi3): Ditto.
10085 (*sse2_mulv4si3): Ditto.
10087 (sse4_2_pcmpestr): Ditto.
10088 (sse4_2_pcmpistr): Ditto.
10090 2009-07-03 Jan Hubicka <jh@suse.cz>
10092 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10093 (mark_stmt_necessary): Set it.
10094 (mark_operand_necessary): Set it.
10095 (mark_control_dependent_edges_necessary): Set it.
10096 (mark_virtual_phi_result_for_renaming): New function.
10097 (get_live_post_dom): New function.
10098 (forward_edge_to_pdom): New function.
10099 (remove_dead_stmt): Fix handling of control dependences.
10100 (tree_dce_init): Init new bitmap.
10101 (tree_dce_done): Free it.
10103 2009-07-02 Richard Guenther <rguenther@suse.de>
10106 * tree-ssa-structalias.c (new_var_info): Initialize
10109 2009-07-02 Jan Hubicka <jh@suse.cz>
10111 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10114 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10116 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10117 instead of recomputing it. Adjust calls.
10118 (emit_store_flag): Adjust recursive calls.
10120 2009-07-02 Richard Guenther <rguenther@suse.de>
10122 * tree-ssa-live.c (remove_unused_locals): Do not remove
10124 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10125 of DECL_EXTERNAL for HEAP variables.
10126 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10127 HEAP variables. Do not adjust RESTRICT vars.
10128 (find_what_var_points_to): Nobody cares if something
10129 points to READONLY.
10131 2009-07-02 Ben Elliston <bje@au.ibm.com>
10133 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10134 pc_low and pc_high declarations to the top of the function.
10136 2009-07-01 DJ Delorie <dj@redhat.com>
10138 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10139 registers as fixed.
10140 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10141 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10142 unspecified accesses to control registers.
10143 * config/mep/intrinsics.md: Regenerate.
10144 * config/mep/intrinsics.h: Regenerate.
10145 * config/mep/mep-intrin.h: Regenerate.
10147 2009-07-01 Anthony Green <green@moxielogic.com>
10149 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10150 instruction when possible.
10151 (moxie_expand_prologue): Ditto. Also, save an instruction and
10152 some complexity by popping off of $r12 instead of $sp.
10153 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10156 2009-07-01 Richard Henderson <rth@redhat.com>
10159 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10160 contained no insns, reposition note before last insn.
10162 2009-07-01 Richard Henderson <rth@redhat.com>
10165 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10166 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10168 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10171 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10172 darwin9 for printing reg addresses with %y.
10174 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10176 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10177 truncation from operands in binary operations.
10179 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10182 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10183 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10184 subreg of op0 to the original op0.
10186 * expmed.c (store_bit_field_1): Use a temporary as the destination
10187 instead of a paradoxical subreg when we need to truncate the result.
10189 2009-07-01 DJ Delorie <dj@redhat.com>
10191 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10192 names to VLIW variants.
10193 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10194 * config/mep/intrinsics.md: Regenerate.
10195 * config/mep/intrinsics.h: Regenerate.
10196 * config/mep/mep-intrin.h: Regenerate.
10198 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10201 * jump.c (returnjump_p): Revert last patch.
10202 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10204 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10207 * pa.md (casesi32p): Use jump table label to determine the offset
10209 (casesi64p): Likewise.
10211 * pa.c (forward_branch_p): Return bool type. Use instruction
10212 addresses when available. Assert that INSN has a jump label.
10213 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10216 2009-07-01 Richard Guenther <rguenther@suse.de>
10218 PR tree-optimization/19831
10219 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10220 that only act as barriers do not make any previous stores necessary.
10221 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10222 HEAP variables global, do not add a constraint from nonlocal.
10223 (find_func_aliases): Handle escapes through return statements.
10224 (compute_points_to_sets): Make escaped HEAP variables global.
10226 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10229 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10230 after reducing a DImode cstore to SImode.
10232 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10234 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10235 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10237 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10239 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10240 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10242 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10243 and umod_optab if TARGET_BSD_DIVMOD.
10244 * config/vax/lib1funcs.asm: New file.
10245 * config/vax/t-linux: New file.
10246 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10248 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10251 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10252 to type arguments that have void type.
10255 * dwarf2out.c (gen_formal_parameter_die): Call
10256 equate_decl_number_to_die if node is different from origin.
10258 2009-06-30 Anthony Green <green@moxielogic.com>
10260 Clean up moxie port for --enable-build-with-cxx.
10261 * config/moxie/moxie.c (moxie_function_value): First two
10262 parameters are const_tree, not tree.
10263 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10264 (REG_CLASS_NAMES): Ditto.
10265 (REGNO_REG_CLASS): Ditto.
10266 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10267 (moxie_function_value): Fix constyness of arguments.
10269 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10271 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10272 finalize_size_functions before further processing.
10273 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10274 (variable_size): Call self_referential_size on size expressions
10275 that contain a PLACEHOLDER_EXPR.
10276 (size_functions): New static variable.
10277 (copy_self_referential_tree_r): New static function.
10278 (self_referential_size): Likewise.
10279 (finalize_size_functions): New global function.
10280 * tree.c: Include tree-inline.h.
10281 (push_without_duplicates): New static function.
10282 (find_placeholder_in_expr): New global function.
10283 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10285 <tcc_expression>: Likewise.
10286 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10287 the call in the expression.
10288 * tree.h (finalize_size_functions): Declare.
10289 (find_placeholder_in_expr): Likewise.
10290 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10291 (substitute_placeholder_in_expr): Update comment.
10292 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10294 (copy_tree_body_r): Likewise.
10295 (copy_tree_body): New static function.
10296 (maybe_inline_call_in_expr): New global function.
10297 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10298 (maybe_inline_call_in_expr): Declare.
10299 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10300 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10303 2009-06-30 Richard Guenther <rguenther@suse.de>
10305 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10307 (propagate_necessity): Do not mark reaching defs of stores
10310 2009-06-30 Jan Hubicka <jh@suse.cz>
10312 * cfgloopanal.c (check_irred): Move into ...
10313 (mark_irreducible_loops): ... here; return true if ireducible
10315 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10316 (analyze_function): Try to prove loop finiteness.
10317 * cfgloop.h (mark_irreducible_loops): Update prototype.
10318 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10320 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10322 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10324 2009-06-30 Ira Rosen <irar@il.ibm.com>
10326 PR tree-optimization/40542
10327 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10330 2009-06-30 Martin Jambor <mjambor@suse.cz>
10332 PR tree-optimization/40582
10333 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10334 than useless_type_conversion_p.
10335 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10338 2009-06-30 Martin Jambor <mjambor@suse.cz>
10340 PR middle-end/40554
10341 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10343 2009-06-30 Richard Guenther <rguenther@suse.de>
10345 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10346 use ao_ref references.
10347 (walk_aliased_vdefs): Likewise.
10348 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10349 * tree-ssa-dce.c (struct ref_data): Remove.
10350 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10351 (mark_aliased_reaching_defs_necessary): Adjust.
10352 (mark_all_reaching_defs_necessary_1): Likewise.
10354 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10357 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10358 (emit_store_flag_1): Extract from emit_store_flag, adjust
10359 calls to (what now is) emit_cstore.
10360 (emit_store_flag): Call emit_store_flag_1 and also use it
10361 for what used to be recursive calls.
10363 2009-06-30 Wei Guozhi <carrot@google.com>
10366 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10367 if the target bb post dominates from bb.
10368 * config/i386/i386.c (memory_address_length): Check existence of base
10369 register before using it.
10371 2009-06-30 Nick Clifton <nickc@redhat.com>
10372 DJ Delorie <dj@redhat.com>
10374 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10375 __FMOVD_ENABLED__ is defined.
10377 (TARGET_FMOVD): Provide a default definition.
10378 (MASK_FMOVD): Likewise.
10379 (TARGET_CPU_CPP_BUILTINS): Define
10380 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10381 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10382 two fmov instructions depending upon whether TARGET_FMOVD is
10384 (split for DF load from memory into register): Also handle
10385 MEMs which consist of REG+DISP addressing.
10386 (split for DF store from register to memory): Likewise.
10387 * config/sh/sh.opt (mfmovd): Remove this switch.
10388 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10389 * config/sh/sh.c (sh_override_options): Do not automatically
10390 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10391 that to the -mfmovd command line switch.
10393 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10395 (fldi_ok): Always allow.
10396 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10398 2009-06-29 DJ Delorie <dj@redhat.com>
10400 * doc/install.texi (mep-x-elf): Correct chip's full name.
10402 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10404 * doc/extend.texi: Fix typo.
10406 2009-06-29 Tom Tromey <tromey@redhat.com>
10408 * dwarf2.h: Remove.
10409 * Makefile.in (DWARF2_H): New variable.
10410 (except.o): Use it.
10411 (dwarf2out.o): Likewise.
10412 (dwarf2asm.o): Likewise.
10413 * config/i386/t-i386: Use DWARF2_H.
10414 * except.c: Include elf/dwarf2.h.
10415 * unwind-dw2.c: Include elf/dwarf2.h.
10416 * dwarf2out.c: Include elf/dwarf2.h.
10417 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10418 <dtprel>: New field.
10419 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10420 (size_of_loc_descr): Likewise.
10421 (output_loc_operands_raw): Likewise.
10422 (output_loc_operands): Handle new dtprel field.
10423 (loc_checksum): Update.
10424 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10425 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10426 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10427 * dwarf2asm.c: Include elf/dwarf2.h.
10428 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10429 * config/mmix/mmix.c: Include elf/dwarf2.h.
10430 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10431 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10432 * config/sh/sh.c: Include elf/dwarf2.h.
10433 * config/i386/i386.c: Include elf/dwarf2.h.
10435 2009-06-29 DJ Delorie <dj@redhat.com>
10437 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10439 * doc/extend.texi: Add MeP attributes and pragmas.
10440 * doc/invoke.text: Add MeP Options.
10441 * doc/contrib.texi: Add MeP contribution.
10442 * doc/md.texi: Add MeP constraints.
10443 * doc/install.texi: Add MeP target.
10445 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10447 * target.h (struct gcc_target): Add frame_pointer_required field.
10448 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10449 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10450 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10452 * reload1.c (update_eliminables): (Ditto.).
10453 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10454 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10455 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10457 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10459 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10460 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10461 (arm_frame_pointer_required): New function.
10463 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10464 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10465 (avr_frame_pointer_required_p): Declare as static.
10466 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10468 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10469 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10470 (bfin_frame_pointer_required): Make as static, change return type
10472 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10474 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10475 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10476 (cris_frame_pointer_required): New function.
10478 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10480 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10481 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10482 (fr30_frame_pointer_required): New function.
10484 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10485 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10486 (frv_frame_pointer_required): Make as static, change return type
10488 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10490 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10491 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10492 (ix86_frame_pointer_required): Make as static, change return type to
10494 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10496 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10497 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10499 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10501 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10503 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10505 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10506 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10507 (mips_frame_pointer_required): Make as static.
10508 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10510 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10511 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10512 (mmix_frame_pointer_required): Mew function.
10514 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10515 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10517 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10519 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10521 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10523 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10524 (CAN_ELIMINATE): Redefine.
10525 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10526 (sparc_frame_pointer_required): New function.
10527 (sparc_can_eliminate): New function.
10528 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10530 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10531 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10533 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10534 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10535 (xtensa_frame_pointer_required): Make as static, change return type
10537 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10540 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10542 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10543 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10544 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10545 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10546 (register_callback): Handle PLUGIN_START_UNIT.
10547 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10549 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10551 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10553 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10554 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10556 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10558 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10561 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10563 * doc/extend.texi (Additional Floating Types): __float128 is also
10564 supported on i386 targets.
10566 2009-06-29 Richard Guenther <rguenther@suse.de>
10568 PR middle-end/14187
10569 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10571 (pt_solutions_same_restrict_base): Declare.
10572 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10574 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10575 (make_constraint_from, make_copy_constraint): Move earlier.
10576 (make_constraint_from_heapvar): New function.
10577 (make_constraint_from_restrict): Likewise.
10578 (handle_lhs_call): Use it.
10579 (find_func_aliases): Use it to track conversions to restrict
10580 qualified pointers.
10581 (struct fieldoff): Add only_restrict_pointers flag.
10582 (push_fields_onto_fieldstack): Initialize it.
10583 (create_variable_info_for): Track global restrict qualified pointers.
10584 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10585 Track restrict qualified pointer arguments.
10586 (set_uids_in_ptset): Use varinfo is_global_var flag.
10587 (find_what_var_points_to): Set the vars_contains_restrict flag.
10588 Always create the points-to solution for sets including restrict tags.
10589 (pt_solutions_same_restrict_base): New function.
10590 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10591 qualified pointers use pt_solutions_same_restrict_base as
10592 additional source for disambiguation.
10594 2009-06-29 Richard Guenther <rguenther@suse.de>
10596 PR middle-end/38212
10597 * alias.c (find_base_decl): Remove.
10598 (get_deref_alias_set_1): Remove restrict handling.
10599 * c-common.c (c_apply_type_quals_to_decl): Do not set
10600 DECL_POINTER_ALIAS_SET.
10601 * gimplify.c (find_single_pointer_decl_1): Remove.
10602 (find_single_pointer_decl): Likewise.
10603 (internal_get_tmp_var): Remove restrict handling.
10604 (gimple_regimplify_operands): Likewise.
10605 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10606 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10607 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10608 * tree.c (restrict_base_for_decl): Remove.
10609 (init_ttree): Do not allocate it.
10610 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10611 LABEL_DECL_UID for label decls.
10612 (copy_node_stat): Do not copy restrict information.
10613 (decl_restrict_base_lookup): Remove.
10614 (decl_restrict_base_insert): Likewise.
10615 (print_restrict_base_statistics): Likewise.
10616 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10617 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10618 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10619 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10620 (LABEL_DECL_UID): Adjust.
10621 (DECL_BASED_ON_RESTRICT_P): Remove.
10622 (DECL_GET_RESTRICT_BASE): Likewise.
10623 (SET_DECL_RESTRICT_BASE): Likewise.
10624 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10626 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10627 instead of DECL_POINTER_ALIAS_SET.
10628 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10629 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10630 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10632 2009-06-29 Richard Guenther <rguenther@suse.de>
10634 PR tree-optimization/40579
10635 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10636 the IL to simplify has constants that overflowed.
10638 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10640 PR tree-optimization/40550
10641 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10642 vector_compute_type only when the size of vector_compute_type is
10643 less than the size of type.
10645 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10647 * fold-const.c (contains_label_1): Fix comments.
10648 (contains_label_p): Do not walk trees multiple time.
10650 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10652 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10653 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10654 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10655 ix86_fp_comparison_operator.
10656 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10657 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10658 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10659 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10660 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10661 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10662 (related splits): Change predicate to ix86_fp_comparison_operator.
10663 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10664 instead of ix86_fp_comparison_codes.
10665 (ix86_trivial_fp_comparison_operator,
10666 ix86_fp_comparison_operator): New.
10667 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10668 (ix86_expand_compare): Eliminate last two parameters.
10669 (ix86_fp_jump_nontrivial_p): Kill.
10670 * config/i386/i386.c (put_condition_code): Eliminate call to
10671 ix86_fp_comparison_codes and subsequent assertion.
10672 (ix86_fp_comparison_codes): Eliminate.
10673 (ix86_fp_swap_condition): New.
10674 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10675 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10676 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10677 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10678 and ix86_fp_swap_condition.
10679 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10680 Use ix86_fp_comparison_strategy.
10681 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10682 (ix86_fp_jump_nontrivial_p): Eliminate.
10683 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10684 call to ix86_expand_compare.
10685 (ix86_split_fp_branch, ix86_expand_setcc,
10686 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10687 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10689 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10691 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10692 related to jump_clobbers.
10693 * config/arm/arm.md (conds): Remove jump_clob case.
10694 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10695 splits): Change comparison_operator to arm_comparison_operator.
10696 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10699 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10701 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10702 condition for floating point modes.
10703 * expmed.c (emit_store_flag_1): Move here a bigger part
10704 of emit_store_flag.
10705 (emit_store_flag): Try swapping the condition for floating point
10707 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10709 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10711 * expr.c (expand_expr_real_1): Just use do_store_flag.
10712 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10713 emit_store_flag_force.
10714 * expmed.c (emit_store_flag_force): Copy here trick
10715 previously in expand_expr_real_1. Try reversing the comparison.
10716 (emit_store_flag_1): Work if target is NULL.
10717 (emit_store_flag): Work if target is NULL, using the result mode
10718 from the comparison. Use split_comparison, restructure final part
10719 to simplify conditionals.
10721 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10723 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10724 * dojump.c (do_jump): Change handling of floating-point
10725 ops to use just do_compare_and_jump.
10726 (split_comparison): New.
10727 (do_compare_rtx_and_jump): Add here logic coming previously
10728 in do_jump, using split_comparison.
10730 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10733 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10735 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10737 * tree-ssa-alias.c: Fix unintentional commit.
10739 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10741 * passes.c (execute_one_pass): Fix unintentional commit.
10743 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10745 * df-problems.c (df_set_seen, df_unset_seen): Delete.
10746 (df_rd_local_compute, df_md_local_compute): Inline them.
10748 (df_md_scratch): New.
10749 (df_md_alloc, df_md_free): Allocate/free it.
10750 (df_md_local_compute): Only include live registers in init.
10751 (df_md_transfer_function): Prune the in-set computed by
10752 the confluence function, and the gen-set too.
10754 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10756 PR rtl-optimization/26854
10757 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
10758 * df-problems.c (df_rd_add_problem): Fix comment.
10759 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
10760 df_md_simulate_artificial_defs_at_top,
10761 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
10762 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
10763 df_md_transfer_function, df_md_init, df_md_confluence_0,
10764 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
10765 problem_MD, df_md_add_problem): New.
10766 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
10767 df_md_get_bb_info): New.
10768 (DF_LAST_PROBLEM_PLUS1): Adjust.
10770 * Makefile.in (fwprop.o): Include domwalk.h.
10771 * fwprop.c: Include domwalk.h.
10772 (reg_defs, reg_defs_stack): New.
10773 (bitmap_only_bit_between): Remove.
10774 (process_defs): New.
10775 (process_uses): Use reg_defs and local_md instead of
10776 bitmap_only_bit_between and local_rd.
10777 (single_def_use_enter_block): New, from build_single_def_use_links.
10778 (single_def_use_leave_block): New.
10779 (build_single_def_use_links): Remove code moved to
10780 single_def_use_enter_block, invoke domwalk.
10781 (use_killed_between): Adjust comment.
10783 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10785 * bitmap.h (bitmap_ior_and_into): New.
10786 * bitmap.c (bitmap_ior_and_into): New.
10788 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10790 * domwalk.h (struct dom_walk_data): Remove all callbacks except
10791 before_dom_children_before_stmts and after_dom_children_after_stmts.
10792 Rename the two remaining callbacks to just before_dom_children and
10793 after_dom_children. Remove other GIMPLE statement walking bits.
10794 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
10795 * graphite.c: Do not include domwalk.h.
10796 * tree-into-ssa.c (interesting_blocks): New global.
10797 (struct mark_def_sites_global_data): Remove it and names_to_rename.
10798 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
10799 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
10800 now that they're not domwalk callbacks.
10801 (rewrite_initialize_block): Rename to...
10802 (rewrite_enter_block): ... this, place after called functions. Test
10803 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
10804 (rewrite_finalize_block): Rename to...
10805 (rewrite_leave_block): ... this, place after called functions.
10806 (rewrite_update_init_block): Rename to...
10807 (rewrite_update_enter_block): ... this, place after called functions.
10808 Test interesting_blocks, call rewrite_update_stmt and
10809 rewrite_update_phi_arguments.
10810 (rewrite_update_fini_block): Rename to...
10811 (rewrite_leave_block): ... this, place after called functions.
10812 (rewrite_blocks): Remove last argument, simplify initialization of
10814 (mark_def_sites_initialize_block): Rename to...
10815 (mark_def_sites_block): ... this, call mark_def_sites.
10816 (mark_def_sites_blocks): Remove argument, simplify initialization of
10818 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
10819 (update_ssa): Likewise.
10820 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
10822 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
10823 (dom_opt_initialize_block): Rename to...
10824 (dom_opt_enter_block): ... this, place after called functions. Walk
10825 statements here, inline propagate_to_outgoing_edges.
10826 (dom_opt_finalize_block): Rename to...
10827 (dom_opt_leave_block): ... this, place after called functions.
10828 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
10830 (dse_enter_block, dse_record_phi): New.
10831 (dse_record_phis): Delete.
10832 (dse_finalize_block): Rename to...
10833 (dse_leave_block): ... this.
10834 (tree_ssa_dse): Simplify initialization of walk_data.
10835 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
10836 Adjust initialization of walk_data.
10837 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
10838 * tree-ssa-loop-phiopt.c (get_non_trapping):
10839 Adjust initialization of walk_data.
10840 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
10841 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
10842 it's not a domwalk callback.
10843 (uncprop_initialize_block): Rename to...
10844 (dse_enter_block): ... this, call uncprop_into_successor_phis.
10845 (dse_finalize_block): Rename to...
10846 (dse_leave_block): ... this.
10847 (tree_ssa_uncprop): Simplify initialization of walk_data.
10848 * Makefile.in: Adjust dependencies.
10850 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
10852 * arm.md (casesi): Fix test for Thumb1.
10853 (thumb1_casesi_internal_pic): Likewise.
10854 (thumb1_casesi_dispatch): Likewise.
10856 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
10858 * config/arm/arm-cores.def: Added core cortex-m0.
10859 * config/arm/arm-tune.md: Regenerated.
10860 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10862 2009-06-26 DJ Delorie <dj@redhat.com>
10864 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10866 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10867 the scheduler doesn't tag jump insns.
10869 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10871 * c-decl.c (merge_decls): Re-indent.
10873 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10876 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10877 Special-case decimal float constants.
10879 2009-06-26 Richard Henderson <rth@redhat.com>
10881 * function.h (struct function): Add cannot_be_copied_reason,
10882 and cannot_be_copied_set.
10883 * tree-inline.c (has_label_address_in_static_1): Rename from
10884 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10885 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10886 don't set inline_forbidden_reason.
10887 (copy_forbidden): New function, split out of inline_forbidden_p.
10888 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10889 (inline_forbidden_p): Use copy_forbidden.
10890 (tree_versionable_function_p): Likewise.
10891 (inlinable_function_p): Merge into tree_inlinable_function_p.
10892 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10893 * ipa-cp.c (ipcp_versionable_function_p): New function.
10894 (ipcp_cloning_candidate_p): Use it.
10895 (ipcp_node_modifiable_p): Likewise.
10897 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10899 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10900 that is marked not to be inlined. Remove flag_mudflap use.
10901 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10902 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10904 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10907 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10908 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10910 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10912 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10914 (__mingwthr_remove_key_dtor): Likewise.
10916 2009-06-26 Richard Guenther <rguenther@suse.de>
10918 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10920 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10922 PR middle-end/40525
10923 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10924 try the non-cond_exec path also.
10926 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10929 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10930 (output_cbranch): Use new functions.
10931 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10934 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10935 Pat Haugen <pthaugen@us.ibm.com>
10936 Revital Eres <ERES@il.ibm.com>
10938 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10939 for %c error. Add %x support to print VSX registers as a unified
10940 register set, instead of separate float and altivec registers.
10941 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10942 %y case, and add support for VSX pre-modify addresses.
10943 (output_toc): Add assert for CONST containing an integer constant
10945 (rs6000_adjust_cost): Add POWER7 support.
10946 (insn_must_be_first_in_group): Ditto.
10947 (insn_must_be_last_in_group): Ditto.
10948 (rs6000_emit_popcount): Ditto.
10949 (rs6000_vector_mode_supported_p): Ditto.
10951 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10952 Change some of the functions called by macros to being called
10953 through a pointer, so debug functions can be inserted if
10954 -mdebug=addr or -mdebug=cost.
10955 (rs6000_preferred_reload_class_ptr): Ditto.
10956 (rs6000_secondary_reload_class_ptr): Ditto.
10957 (rs6000_secondary_memory_needed_ptr): Ditto.
10958 (rs6000_cannot_change_mode_class_ptr): Ditto.
10959 (rs6000_secondary_reload_inner): Ditto.
10960 (rs6000_legitimize_reload_address): Ditto.
10961 (rs6000_legitimize_reload_address_ptr): Ditto.
10962 (rs6000_mode_dependent_address): Ditto.
10963 (rs6000_mode_dependent_address_ptr): Ditto.
10965 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10966 function to return true if the mode allows reg + integer
10968 (virtual_stack_registers_memory_p): New function to return true if
10969 the address refers to a virtual stack register.
10970 (rs6000_legitimate_offset_address_p): Move code to say whether a
10971 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10973 (rs6000_legitimate_address_p): Add checks for modes that only can
10974 do reg+reg addressing. Start adding VSX support.
10975 (rs6000_legitimize_reload_address): Ditto.
10976 (rs6000_legitimize_address): Ditto.
10977 (rs6000_debug_legitimate_address_p): New debug functions for
10978 -mdebug=addr and -mdebug=cost.
10979 (rs6000_debug_rtx_costs): Ditto.
10980 (rs6000_debug_address_costs): Ditto.
10981 (rs6000_debug_adjust_cost): Ditto.
10982 (rs6000_debug_legitimize_address): Ditto.
10983 (rs6000_legitimize_reload_address_ptr): Point to call normal
10984 function or debug function. Make functions called via pointer
10986 (rs6000_mode_dependent_address_ptr): Ditto.
10987 (rs6000_secondary_reload_class_ptr): Ditto.
10988 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10989 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10990 into a friendlier error.
10991 (rs6000_init_builtins): Add initial VSX support.
10992 (rs6000_adjust_cost): Fix some spacing issues.
10994 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
10995 (REG_CLASS_NAMES): Ditto.
10996 (REG_CLASS_CONTENTS): Ditto.
10997 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
10998 pointer, to add -mdebug=addr support.
10999 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11000 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11001 -mdebug=addr support.
11002 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11003 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11004 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11006 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11008 (bswapsi*): Set attribute types for load/store. Add combiner
11009 patterns to eliminate zero extend on 64-bit.
11010 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11011 stdbrx if the hardware supports those instructions.
11013 2009-06-25 Ian Lance Taylor <iant@google.com>
11015 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11016 (Link Options): Document -static-libstdc++.
11018 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11021 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11022 DATA_ALIGNMENT instead.
11024 2009-06-25 Richard Guenther <rguenther@suse.de>
11026 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11027 indirect references against the callused/escaped solutions.
11028 (call_may_clobber_ref_p_1): Likewise.
11030 2009-06-25 Martin Jambor <mjambor@suse.cz>
11032 PR tree-optimization/40493
11033 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11034 (enum unscalarized_data_handling): New type.
11035 (handle_unscalarized_data_in_subtree): Return what has been done.
11036 (load_assign_lhs_subreplacements): Handle left flushes differently.
11037 (sra_modify_assign): Use unscalarized_data_handling, simplified
11038 condition determining whether to remove the statement.
11040 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11042 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11043 excerpt - @ should be doubled for texinfo.
11045 2009-06-24 Ian Lance Taylor <iant@google.com>
11047 * config/arc/arc.c: Include "df.h".
11048 (arc_attribute_table): Make static. Move higher in file.
11049 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11050 (output_shift): Initialize n later to avoid warning.
11051 * config/arm/arm.c (arm_attribute_table): Make static. Move
11053 * config/avr/avr.c (avr_attribute_table): Make static. Move
11055 (reg_class_tab): Change array type from int to enum reg_class.
11056 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11058 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11059 (lshrhi3_out): Likewise.
11060 (class_likely_spilled_p): Change return type to bool.
11061 (avr_rtx_costs): Use local code variable with enum type.
11062 * config/avr/avr.md (movmemhi): Use add_reg_note.
11063 (andhi3, andsi3): Don't use AS2 with "and".
11064 (iorhi3, iorsi3): Don't use AS2 with "or".
11065 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11066 * config/crx/crx.c: Include "df.h".
11067 (crx_attribute_table): Make static.
11068 * config/m32r/m32r.c: Include "df.h".
11069 (m32r_attribute_table): Make static. Move higher in file.
11070 (pop): Use add_reg_note.
11071 (block_move_call): Change 0 to LCT_NORMAL in function call.
11072 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11073 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11074 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11075 declare, not just when TREE_CODE is defined.
11076 * config/m68hc11/m68hc11.c: Include "expr.h".
11077 (m68hc11_attribute_table): Make static. Move higher in file.
11078 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11080 (m68hc11_register_indirect_p): Likewise.
11081 (m68hc11_function_arg_padding): Change return type to enum
11083 (emit_move_after_reload): Use add_reg_note.
11084 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11085 (m68hc11_split_logical): Likewise.
11086 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11088 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11089 to VOIDmode in function call.
11090 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11092 (m68hc11_split_logical): Update declaration.
11093 (m68hc11_function_arg_padding): Update declaration.
11094 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11095 to array of enum reg_class.
11096 (mcore_attribute_table): Make static. Move higher in file.
11097 (mcore_rtx_costs): Add cast to enum type.
11098 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11099 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11100 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11102 * config/sh/predicates.md (trapping_target_operand): Rename and to
11104 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11106 * config/spu/spu.c (spu_attribute_table): Make static. Move
11108 * config/v850/v850.c (v850_attribute_table): Make static. Move
11110 (v850_rtx_costs): Use local code with enum type.
11111 (expand_epilogue): Add cast.
11112 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11114 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11117 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11118 -m2a-single-only and -m2a-nofpu.
11119 * config/sh/sh.opt: Document m2a generates FPU code.
11121 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11123 * defaults.h (CAN_ELIMINATE): Provide default.
11124 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11125 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11126 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11127 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11128 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11129 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11130 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11131 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11132 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11133 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11135 2009-06-24 DJ Delorie <dj@redhat.com>
11137 * mep-ext-cop.cpu: Fix copyright notice.
11138 * mep-default: Fix copyright notice.
11139 * mep-core: Fix copyright notice.
11140 * mep: Fix copyright notice.
11141 * mep-ivc2: Fix copyright notice.
11142 * mep-c5: Fix copyright notice.
11144 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11146 * doc/contrib.texi (Contributors):
11148 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11150 PR middle-end/40501
11151 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11152 src and dst operands if necessary.
11154 2009-06-23 DJ Delorie <dj@redhat.com>
11157 * config.gcc: Add mep support.
11158 * recog.c: Resurrect validate_replace_rtx_subexp().
11159 * recog.h: Likewise.
11160 * config/mep/: Add new port:
11161 * config/mep/constraints.md: New file.
11162 * config/mep/default.h: New file.
11163 * config/mep/intrinsics.h: New file.
11164 * config/mep/intrinsics.md: New file.
11165 * config/mep/ivc2-template.h: New file.
11166 * config/mep/mep-c5.cpu: New file.
11167 * config/mep/mep-core.cpu: New file.
11168 * config/mep/mep-default.cpu: New file.
11169 * config/mep/mep-ext-cop.cpu: New file.
11170 * config/mep/mep-intrin.h: New file.
11171 * config/mep/mep-ivc2.cpu: New file.
11172 * config/mep/mep-lib1.asm: New file.
11173 * config/mep/mep-lib2.c: New file.
11174 * config/mep/mep-pragma.c: New file.
11175 * config/mep/mep-protos.h: New file.
11176 * config/mep/mep-tramp.c: New file.
11177 * config/mep/mep.c: New file.
11178 * config/mep/mep.cpu: New file.
11179 * config/mep/mep.h: New file.
11180 * config/mep/mep.md: New file.
11181 * config/mep/mep.opt: New file.
11182 * config/mep/predicates.md: New file.
11183 * config/mep/t-mep: New file.
11185 2009-06-23 Ian Lance Taylor <iant@google.com>
11187 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11188 from loose_warn into c_loose_warn and from strict_warn into
11189 c_strict_warn. Set and substitute warn_cxxflags. Check for
11190 --enable-build-with-cxx. Set and substitute
11191 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11192 * Makefile.in (CXXFLAGS): New variable.
11193 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11194 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11195 the default is the same as $(STRICT_WARN).
11196 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11197 (CXX): New variable.
11198 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11199 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11200 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11201 (HOST_LIBS): New variable.
11202 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11203 (ALL_CXXFLAGS): New variable.
11204 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11205 * doc/install.texi (Configuration): Document
11206 --enable-build-with-cxx, --with-stage1-ldflags,
11207 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11208 * configure: Rebuild.
11210 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11212 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11213 from previous commit.
11215 2009-06-23 Ian Lance Taylor <iant@google.com>
11217 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11219 2009-06-23 Ian Lance Taylor <iant@google.com>
11221 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11222 with ATTRIBUTE_UNUSED.
11224 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11225 Pat Haugen <pthaugen@us.ibm.com>
11226 Revital Eres <eres@il.ibm.com>
11228 * config.in (HAVE_AS_POPCNTD): Add default definition.
11229 (HAVE_AS_LWSYNC): Ditto.
11231 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11233 (gcc_cv_as_powerpc_cmpb): Ditto.
11234 (gcc_cv_as_powerpc_dfp): Ditto.
11235 (gcc_cv_as_powerpc_vsx): Ditto.
11236 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11237 supporting the popcntd/lwsync instructions.
11238 (gcc_cv_as_powerpc_lwsync): Ditto.
11239 * configure: Regenerate.
11241 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11242 -mcpu=native and -mcpu=power7.
11243 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11245 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11246 a variable instead of a mask to reduce the number of mask bits.
11247 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11248 (-mbit-word): Ditto.
11249 (-mregnames): Ditto.
11250 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11251 (-mfused-madd): Ditto.
11253 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11255 (-mvsx): New switch for VSX instructions.
11256 (-misel): Move from a variable to a mask to allow it to be set by
11259 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11260 function declaration to an array declaration.
11261 (rs6000_hard_regno_nregs): New external array declaration.
11263 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11264 files included by rs6000.md.
11266 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11267 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11269 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11271 (rs6000_debug_reg): New -mdebug= variables.
11272 (rs6000_debug_addr): Ditto.
11273 (rs6000_debug_cost): Ditto.
11274 (rs6000_pmode): New variable to hold Pmode.
11275 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11276 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11277 calculated at compiler start.
11278 (rs6000_hard_regno_nregs): Change function to an array which holds
11279 HARD_REGNO_NREGS calculated at compiler start.
11280 (rs6000_explicit_options): Delete isel field.
11281 (rs6000_vector_unit): New array to hold which vector unit
11282 supports arithmetic options for a given type.
11283 (rs6000_vector_mem): New array to hold which vector unit supports
11284 memory reference operations for a given type.
11285 (rs6000_vector_align): New array to given the alignment of each
11287 (power7_cost): New basic costs for power7.
11288 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11289 (rs6000_hard_regno_nregs_internal): New function, moved from
11290 HARD_REGNO_NREGS, to calculate the number of registers each hard
11291 register takes for each type.
11292 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11293 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11294 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11295 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11296 unit information here so it is calculated once at compiler startup
11298 (rs6000_override_options): Make -misel a target mask. Add more
11299 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11300 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11302 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11303 (rs6000_handle_option): Move -misel from variable to target mask.
11304 (rs6000_builtin_mask_for_load): Add VSX support.
11305 (rs6000_conditional_register_usage): Ditto.
11306 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11307 (function_arg_boundary): Ditto.
11308 (rs6000_expand_builtin): Ditto.
11309 (def_builtin): Make abort message a little friendlier.
11310 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11312 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11313 assembler support the popcntd instruction instead of a vsx
11314 instruction to enable power7 support.
11315 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11316 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11317 option to the assembler if -mcpu=native.
11318 (ASM_CPU_NATIVE_SPEC): Ditto.
11319 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11321 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11322 the lwsync instruction.
11323 (enum processor_type): Add PROCESSOR_POWER7.
11324 (rs6000_debug_reg): New -mdebug= options.
11325 (rs6000_debug_addr): Ditto.
11326 (rs6000_debug_cost): Ditto.
11327 (rs6000_isel): Delete.
11328 (enum rs6000_vector): New enum to say what vector unit we have.
11329 (VECTOR_UNIT_*): New macros to say which vector unit has
11330 arithmetic operations for a given type.
11331 (VECTOR_MEM_*): New macros to say which vector unit has memory
11332 operations for a given type.
11333 (TARGET_LDBRX): Whether the machine supports the ldbrx
11335 (TARGET_ISEL): Delete, -misel moved to be a mask.
11336 (TARGET_ISEL64): New macro for 64-bit isel support.
11337 (UNITS_PER_VSX_WORD): New macro.
11338 (POINTER_SIZE): Move to be an external variable, rather than
11339 calculating whether we are generating 32 ot 64-bit code.
11341 (STACK_BOUNDARY): Add VSX support.
11342 (LOCAL_ALIGNMENT): Ditto.
11343 (SLOW_UNALIGNED_ACCESS): Ditto.
11344 (VSX_REGNO_P): New macro for VSX support.
11345 (VFLOAT_REGNO_P): Ditto.
11346 (VINT_REGNO_P): Ditto.
11347 (VLOGICAL_REGNO_P): Ditto.
11348 (VSX_VECTOR_MODE): Ditto.
11349 (VSX_SCALAR_MODE): Ditto.
11351 (VSX_MOVE_MODE): Ditto.
11352 (VSX_REG_CLASS_P): Ditto.
11353 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11355 (UNITS_PER_SIMD_WORD): Add VSX support.
11356 (MODES_TIEABLE_P): Ditto.
11357 (STARTING_FRAME_OFFSET): Ditto.
11358 (STACK_DYNAMIC_OFFSET): Ditto.
11359 (EPILOGUE_USES): Ditto.
11360 (REGNO_REG_CLASS): Move to array lookup.
11361 (CLASS_MAX_NREGS): Ditto.
11362 (rs6000_vector_reg_class): Add declaration.
11363 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11364 overlap with the floating point and Altivec registers.
11366 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11368 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11369 give the appropriate asm switches if -mcpu=native.
11370 (host_detect_local_cpu): Add support for "asm".
11371 (host_detect_local_cpu): Follow GNU code guidelines for name.
11373 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11374 -mbit-word to a variable instead of being a target mask.
11376 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11377 emit the lwsync instruction instead of emitting the instruction as
11378 an integer constant.
11380 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11381 fixuns_trundfsi2, move expander into rs6000.md.
11383 * config/rs6000/rs6000.md (cpu): Add power7.
11384 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11385 (logical predicate patterns): Change the single instruction
11386 primitives that set CR0 to be fast_compare instead of compare.
11388 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11389 (popcntddi2): Ditto.
11390 (popcount<mode>): Ditto.
11391 (floating multiply/add insns): Name the floating point
11392 multiply/add insns.
11393 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11394 (isel_unsigned_<mode>): Ditto.
11395 (fixuns_trundfsi2): Move expander here from spe.md.
11396 (smindi3): Define if we have -misel on 64-bit systems.
11401 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11403 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11405 * config/avr/avr.c (avr_current_device): New variable.
11406 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11407 (avr_arch, mcu_type_s): Move to avr.h.
11408 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11409 default_data_section_start fields.
11410 (avr_arch): Moved from avr.c.
11411 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11412 library_name fields.
11413 (avr_current_device, avr_mcu_types, avr_arch_types,
11414 avr_device_to_arch, avr_device_to_data_start,
11415 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11416 (EXTRA_SPEC_FUNCTIONS): Define.
11417 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11418 options mapping. Use device_to_arch and device_to_data_start insted.
11419 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11420 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11421 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11422 * config/avr/driver-avr.c: New file.
11423 * config/avr/avr-devices.c: New file.
11425 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11427 * var-tracking.c (unshare_variable): Force initialized to
11428 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11429 (set_variable_part): Likewise.
11430 (struct variable_union_info): Remove pos_src field.
11431 (vui_vec, vui_allocated): New variables.
11432 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11433 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11434 == 1 use a simpler sorting algorithm. Compute pos field right
11435 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11436 Avoid quadratic comparison if !flag_var_tracking_uninit.
11437 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11438 unshare_variable unconditionally.
11439 (dataflow_set_different_2): Removed.
11440 (dataflow_set_different): Don't traverse second hash table.
11441 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11442 unconditionally to var_reg_set or var_mem_set.
11443 (emit_notes_in_bb): Likewise.
11444 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11446 (emit_note_insn_var_location): Don't set initialized to
11447 VAR_INIT_STATUS_INITIALIZED early.
11448 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11450 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11452 * tree-object-size.c (addr_object_size): Instead of checking
11453 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11454 are no FIELD_DECLs following it.
11456 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11458 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11459 order to match bswaps with signed source operands.
11461 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11463 * sdbout.c (sdbout_one_type): Fix braces in switch.
11465 2009-06-23 Richard Guenther <rguenther@suse.de>
11467 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11469 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11470 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11471 var_callused, callused_tree, var_storedanything, storedanything_tree,
11472 var_integer, integer_tree): Remove global variables.
11473 (new_var_info): Do not pass new id, append the new var to the
11474 global variable vector.
11475 (do_ds_constraint): Use is_global_var member of the variable-info.
11476 (new_scalar_tmp_constraint_exp): Adjust.
11477 (create_function_info_for): Likewise.
11478 (create_variable_info_for): Likewise.
11479 (find_what_var_points_to): Remove dead code.
11480 (init_base_vars): Simplify.
11481 (compute_points_to_sets): Adjust.
11483 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11485 * combine.c (try_combine): Dump information about the insns we're
11488 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11490 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11491 check when calling force_to_mode on TRUNCATE's operand.
11493 2009-06-22 Ian Lance Taylor <iant@google.com>
11495 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11497 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11499 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11501 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11503 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11504 override library linkage flags such as -static-libgcc or
11507 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11509 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11511 2009-06-22 Ian Lance Taylor <iant@google.com>
11513 * config/linux.opt: Put mglibc ahead of muclibc.
11515 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11516 for duplicate decls.
11518 2009-06-22 Matthias Klose <doko@ubuntu.com>
11520 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11522 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11525 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11526 instead of NULL if a parser error occurs.
11528 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11530 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11531 non-DWARF2_DEBUGGING_INFO version.
11533 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11535 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11536 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11538 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11539 (LIBGCC2_TF_CEXT): Define.
11542 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11545 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11547 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11549 * config/arm/arm.c (arm_override_options): Disable
11550 -mcaller-super-interworking and -mcallee-super-interworking.
11551 * doc/invoke.texi (ARM Options): Document this.
11553 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11555 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11556 * config/arm/constraints.md (j): New constraint for movw operands.
11557 (N): Remove thumb2 meaning.
11558 * config/arm/arm.md (*arm_movw): Delete.
11559 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11560 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11561 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11563 2009-06-22 Martin Jambor <mjambor@suse.cz>
11565 PR tree-optimization/40492
11566 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11567 build_ref_for_offset.
11569 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11571 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11572 JUMP_TABLE_DATA_P predicates where applicable.
11573 * auto-inc-dec.c: Ditto.
11574 * builtins.c: Ditto.
11575 * caller-save.c: Ditto.
11577 * cfgcleanup.c: Ditto.
11578 * cfglayout.c: Ditto.
11580 * combine.c: Ditto.
11581 * combine-stack-adj.c: Ditto.
11585 * df-scan.c: Ditto.
11587 * dwarf2asm.c: Ditto.
11588 * dwarf2out.c: Ditto.
11589 * emit-rtl.c: Ditto.
11595 * function.c: Ditto.
11598 * genpreds.c: Ditto.
11599 * genrecog.c: Ditto.
11601 * ira-costs.c: Ditto.
11602 * ira-lives.c: Ditto.
11604 * loop-iv.c: Ditto.
11605 * lower-subreg.c: Ditto.
11606 * modulo-sched.c: Ditto.
11608 * postreload.c: Ditto.
11609 * print-rtl.c: Ditto.
11611 * reginfo.c: Ditto.
11612 * regmove.c: Ditto.
11613 * reload1.c: Ditto.
11616 * rtlanal.c: Ditto.
11618 * sched-vis.c: Ditto.
11620 * sel-sched-ir.c: Ditto.
11621 * simplify-rtx.c: Ditto.
11622 * targhooks.c: Ditto.
11623 * var-tracking.c: Ditto.
11624 * vmsdbgout.c: Ditto.
11626 2009-06-22 Matthias Klose <doko@ubuntu.com>
11628 * Makefile.in (install-plugin): Always use DESTDIR.
11630 2009-06-22 Olivier Hainque <hainque@adacore.com>
11632 * config/pa/pa.c (output_call): Don't optimize post call jumps
11633 into return address adjustments if the call may throw.
11635 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11637 * arm.c (thumb1_output_casesi): New function.
11638 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11639 optimizing for size or PIC.
11640 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11641 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11642 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11643 (thumb1_casesi_internal_pic): New expand rule.
11644 (thumb1_casesi_dispatch): New pattern.
11645 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11647 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11648 in the text seciton when PIC or optimizing for size.
11649 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11650 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11651 preservation properties of code.
11652 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11653 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11654 (__gnu_thumb1_case_si): New function.
11655 * t-arm (LIB1ASMSRC): Define here.
11656 (LIB1ASMFUNCS): Add some common functions.
11657 * t-arm-elf (LIB1ASMSRC): Delete.
11658 (LIB1ASMFUNCS): Append to existing set.
11659 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11660 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11661 * t-symbian (LIB1ASMFUNCS): Likewise.
11662 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11663 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11665 2009-06-21 Richard Guenther <rguenther@suse.de>
11667 PR tree-optimization/38729
11668 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11669 to loops with a single exit if -fno-expensive-optimizations.
11671 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11673 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11674 (dataflow_set): Change vars type from htab_t to shared_hash.
11675 (shared_hash_pool, empty_shared_hash): New variables.
11676 (vars_clear): Removed.
11677 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11678 shared_hash_find_slot_unshare, shared_hash_find_slot,
11679 shared_hash_find_slot_noinsert, shared_hash_find): New
11681 (shared_hash_unshare, shared_hash_destroy): New functions.
11682 (unshare_variable): Unshare set->vars if shared, use
11684 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11685 (get_init_value, find_src_set_src, dump_dataflow_set,
11686 clobber_variable_part, emit_notes_for_differences): Use
11688 (dataflow_set_init): Remove second argument, set vars to
11689 empty_shared_hash instead of creating a new htab.
11690 (dataflow_set_clear): Call shared_hash_destroy and set vars
11691 to empty_shared_hash instead of calling vars_clear.
11692 (dataflow_set_copy): Don't call vars_copy, instead just share
11693 the src htab with dst.
11694 (variable_union): Use shared_hash_*, use initially NO_INSERT
11695 lookup if set->vars is shared. Don't keep slot cleared before
11696 calling unshare_variable. Unshare set->vars if needed.
11697 Even ->refcount == 1 vars must be unshared if set->vars is shared
11698 and var needs to be modified.
11699 (variable_canonicalize): New function.
11700 (dataflow_set_union): If dst->vars is empty, just share src->vars
11701 with dst->vars and traverse with variable_canonicalize to canonicalize
11702 and unshare what is needed.
11703 (dataflow_set_different): If old_set and new_set use the same shared
11704 htab, they aren't different. If number of htab elements is different,
11705 htabs are different. Use shared_hash_*.
11706 (dataflow_set_destroy): Call shared_hash_destroy instead of
11708 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11709 second argument to dataflow_set_init.
11710 (vt_initialize): Likewise. Initialize shared_hash_pool and
11711 empty_shared_hash, move bb in/out initialization afterwards.
11712 Use variable_htab_free instead of NULL as changed_variables del hook.
11713 (variable_was_changed): Change type of second argument to pointer to
11714 dataflow_set. When inserting var into changed_variables, bump
11715 refcount. Unshare set->vars if set is shared htab and slot needs to
11717 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11718 lookup if set->vars is shared. Unshare set->vars if needed.
11719 Even ->refcount == 1 vars must be unshared if set->vars is shared
11720 and var needs to be modified. Adjust variable_was_changed caller.
11721 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11722 vars must be unshared if set->vars is shared and var needs to be
11723 modified. Adjust variable_was_changed caller.
11724 (emit_note_insn_var_location): Don't pool_free var.
11725 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11727 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11728 free_alloc_pool on shared_hash_pool.
11730 2009-06-20 Anthony Green <green@moxielogic.com>
11732 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11733 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11735 2009-06-20 Richard Guenther <rguenther@suse.de>
11737 * tree-ssa-structalias.c (find_func_aliases): For memset use
11738 a constraint from NULL if we memset to zero.
11739 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11740 we explicitly handle that do not read from memory.
11741 (call_may_clobber_ref_p_1): Properly handle builtins that may
11744 2009-06-20 Richard Guenther <rguenther@suse.de>
11746 PR tree-optimization/40495
11747 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
11748 (new_scalar_tmp_constraint_exp): New function.
11749 (process_constraint): Do not create temporary decls.
11750 (process_all_all_constraints): Likewise.
11751 (handle_const_call): Likewise.
11752 (create_function_info_for): Do not set decl.
11754 2009-06-19 Ian Lance Taylor <iant@google.com>
11756 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
11757 (rs6000_attribute_table): Make static; move before use.
11759 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
11761 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
11762 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
11763 Propagate the TREE_READONLY flag without overwriting it.
11764 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
11765 Propagate the TREE_READONLY flag onto the result.
11766 (process_call_operands): Move around. Use correct constant value.
11768 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11771 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
11772 * config/arm/arm.md: Likewise.
11774 2009-06-19 Ian Lance Taylor <iant@google.com>
11776 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
11777 to GIMPLE_ERROR_MARK.
11779 * c-typeck.c (build_conditional_expr): Add op1_original_type and
11780 op2_original_type parameters. Warn about using different enum types.
11781 * c-parser.c (c_parser_conditional_expression): Pass original
11782 types to build_conditional_expr.
11783 * c-tree.h (build_conditional_expr): Update declaration.
11785 2009-06-19 Ian Lance Taylor <iant@google.com>
11787 * config/i386/i386.c (ix86_function_specific_save): Test that
11788 fields match values, rather than testing the values are in a
11791 2009-06-19 Richard Guenther <rguenther@suse.de>
11793 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
11794 ADDR_EXPR pointers.
11795 (ptr_derefs_may_alias_p): Likewise.
11796 (ptr_deref_may_alias_ref_p_1): New function.
11797 (ptr_deref_may_alias_ref_p): Likewise.
11798 (ref_maybe_used_by_call_p_1): Handle builtins that are not
11799 covered by looking at the ESCAPED solution.
11800 (call_may_clobber_ref_p_1): Likewise.
11801 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
11802 Handle NULL_TREE offset. Do not produce redundant constraints.
11803 (process_all_all_constraints): New helper function.
11804 (do_structure_copy): Use it.
11805 (handle_lhs_call): Likewise.
11806 (find_func_aliases): Handle some builtins with pointer arguments
11807 and/or return values explicitly.
11809 2009-06-19 Ian Lance Taylor <iant@google.com>
11811 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
11813 2009-06-19 Ian Lance Taylor <iant@google.com>
11815 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
11817 2009-06-19 Ian Lance Taylor <iant@google.com>
11819 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
11820 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
11823 * c-decl.c (finish_decl): If -Wc++-compat, warn about
11824 uninitialized const.
11826 2009-06-19 Ian Lance Taylor <iant@google.com>
11828 * dse.c (struct store_info): Rename bitmap field to bmap. Change
11831 * c-decl.c (in_struct, struct_types): Remove.
11832 (struct c_binding): Add in_struct field.
11833 (c_binding_ptr): Define type, along with VEC.
11834 (struct c_struct_parse_info): Define.
11835 (struct_parse_info): New static variable.
11836 (bind): Initialize in_struct field.
11837 (start_struct): Remove enclosing_in_struct and
11838 enclosing_struct_types parameters. Add
11839 enclosing_struct_parse_info parameter. Change all callers. Set
11840 struct_parse_info rather than in_struct and struct_types.
11841 (grokfield): If -Wc++-compat and there is a symbol binding for the
11842 field name, set the in_struct flag and push it on the
11843 struct_parse_info->fields vector.
11844 (warn_cxx_compat_finish_struct): New static function.
11845 (finish_struct): Remove enclosing_in_struct and
11846 enclosing_struct_types parameters. Add
11847 enclosing_struct_parse_info parameter. Change all callers. Don't
11848 set C_TYPE_DEFINED_IN_STRUCT here. Call
11849 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
11850 parameter. Only push on struct_types if warn_cxx_compat.
11851 (finish_enum): Only push on struct_types if warn_cxx_compat.
11852 (declspecs_add_type): Add loc parameter. Change all callers.
11853 Change all error calls to error_at. Pass loc, not input_location,
11854 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
11855 defined in a struct. If -Wc++-compat and parsing a struct, record
11856 that a typedef name was used.
11857 * c-parser.c (c_parser_declspecs): Get location to pass to
11858 declspecs_add_type.
11859 (c_parser_struct_or_union_specifier): Update calls to start_struct
11861 * c-tree.h (struct c_struct_parse_info): Declare.
11862 (finish_struct, start_struct): Update declarations.
11863 (declspecs_add_type): Update declaration.
11865 2009-06-19 Ian Lance Taylor <iant@google.com>
11867 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11868 variable with an anonymous type.
11870 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11872 * see.c: Remove for real.
11874 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11876 * optabs.h (enum optab_index): Add new OTI_significand.
11877 (significand_optab): Define corresponding macro.
11878 * optabs.c (init_optabs): Initialize significand_optab.
11879 * genopinit.c (optabs): Implement significand_optab using
11880 significand?f2 patterns.
11881 * builtins.c (expand_builtin_mathfn): Handle
11882 BUILT_IN_SIGNIFICAND{,F,L}.
11883 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11884 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11886 * config/i386/i386.md (significandxf2, significand<mode>2): New
11887 expanders to implement significandf, significand and significandl
11888 built-ins as inline x87 intrinsics.
11890 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11892 * config/avr/avr.c (avr_override_options): Remove setting value of
11893 PARAM_INLINE_CALL_COST.
11895 2009-06-18 Richard Henderson <rth@redhat.com>
11898 * tree-pass.h (TDF_ASMNAME): New.
11899 * tree-dump.c (dump_options): Add asmname.
11900 * doc/invoke.texi: Document it.
11902 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11903 (dump_decl_name): ...here.
11904 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11905 (dump_generic_node): Update dump_function_name calls.
11906 (print_call_name): New flags arg; update all dump calls.
11907 * diagnostic.h (print_call_name): Update.
11908 * gimple-pretty-print.c (dump_gimple_call): Update.
11910 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11913 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11915 2009-06-18 Diego Novillo <dnovillo@google.com>
11917 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11918 * plugin.c (str_license): Declare.
11919 (try_init_one_plugin): Assert that the symbol
11920 'plugin_is_GPL_compatible' exists.
11922 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11925 * Makefile.in (OBJS-common): Remove see.o.
11927 * common.opt (fsee): Mark as preserved for backward compatibility.
11928 * opts.c (common_handle_option): Add OPT_fsee to the backward
11929 compatibility section.
11930 * passes.c (init_optimization_passes, pass_see): Remove pass.
11931 * timevar.def (TV_SEE): Remove.
11932 * tree-pass.h (pass_see): Remove declaration.
11933 * doc/invoke.texi (-fsee): Remove documentation.
11935 2009-06-18 Martin Jambor <mjambor@suse.cz>
11937 * tree-sra.c: Include statistics.h
11938 (sra_stats): New variable.
11939 (sra_initialize): Clear sra_stats.
11940 (create_access_replacement): Increment sra_stats.replacements.
11941 (get_access_replacement): Do not return twice.
11942 (analyze_all_variable_accesses): Increment statistics counter by the
11943 number of scalarized aggregates.
11944 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11945 (sra_modify_expr): Increment sra_stats.exprs.
11946 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11947 (sra_modify_assign): Increment sra_stats.exprs,
11948 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11949 (perform_intra_sra): Update statistics counters.
11950 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11952 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11954 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11955 (arm_scalar_mode_supported_p): New function.
11957 2009-06-18 Paul Brook <paul@codesourcery.com>
11958 Sandra Loosemore <sandra@codesourcery.com>
11960 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11961 (__extendhfsf2, __truncsfhf2): Define.
11962 * config/arm/fp16.c: New file.
11963 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11964 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11966 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11968 * doc/extend.texi (Half-Precision): New section.
11969 * doc/invoke.texi (Option Summary): List -mfp16-format.
11970 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11971 * config/arm/arm.opt (mfp16-format=): New.
11972 * config/arm/arm.c: Include intl.h.
11973 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11974 (TARGET_INVALID_RETURN_TYPE): Redefine.
11975 (TARGET_PROMOTED_TYPE): Redefine.
11976 (TARGET_CONVERT_TO_TYPE): Redefine.
11977 (arm_fp16_format): Define.
11978 (all_fpus): Add entry for neon-fp16.
11979 (fp_model_for_fpu): Likewise.
11980 (struct fp16_format): Declare.
11981 (all_fp16_formats): Define.
11982 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11984 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11986 (arm_legitimate_index_p): Treat HFmode like HImode.
11987 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11988 (coproc_secondary_reload_class): Special-case HFmode.
11989 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11990 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11991 (arm_init_fp16_builtins): New.
11992 (arm_init_builtins): Call it.
11993 (arm_invalid_parameter_type): New.
11994 (arm_invalid_return_type): New.
11995 (arm_promoted_type): New.
11996 (arm_convert_to_type).
11997 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
11999 (arm_emit_fp16_const): New function.
12000 (arm_mangle_type): Mangle __fp16 as "Dh".
12001 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12003 (TARGET_NEON_FP16): New.
12004 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12005 (enum fputype): Add FPUTYPE_NEON_FP16.
12006 (enum arm_fp16_format_type): Declare.
12007 (arm_fp16_format): Declare.
12008 (LARGEST_EXPONENT_IS_NORMAL): Define.
12009 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12010 * config/arm/arm-modes.def (HFmode): Define.
12011 * config/arm/vfp.md: (*movhf_vfp): New.
12012 (extendhfsf2): New.
12014 * config/arm/arm.md: (fpu): Add neon_fp16.
12015 (floatsihf2, floatdihf2): New.
12016 (fix_trunchfsi2, fix_trunchfdi2): New.
12018 (extendhfdf2): New.
12020 (*arm32_movhf): New.
12021 (*thumb1_movhf): New.
12022 (consttable_2): Add check for HFmode constants.
12023 (consttable_4): Handle HFmode constants.
12025 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12027 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12029 2009-06-17 Olivier Hainque <hainque@adacore.com>
12031 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12032 const char ** conversion in AIX specific section.
12034 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12036 * config/i386/i386.c (ix86_special_builtin_type): Remove
12037 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12038 (bdesc_special_args): Updated.
12039 (ix86_init_mmx_sse_builtins): Likewise.
12040 (ix86_expand_special_args_builtin): Likewise.
12042 2009-06-17 Richard Henderson <rth@redhat.com>
12044 * tree-pretty-print.c (maybe_dump_asm_name): New.
12045 (dump_decl_name): Use it.
12046 (PRINT_FUNCTION_NAME): Merge into...
12047 (dump_function_name): ... here. Use maybe_dump_asm_name.
12049 2009-06-17 Cary Coutant <ccoutant@google.com>
12051 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12053 * debug.c (struct gcc_debug_hooks): Change placeholder for
12055 (debug_nothing_int_charstar_int): Replaced by...
12056 (debug_nothing_int_charstar_int_bool): ...this.
12057 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12058 source_line prototype.
12059 (debug_nothing_int_charstar_int): Replaced by...
12060 (debug_nothing_int_charstar_int_bool): ...this.
12061 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12062 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12063 Output is_stmt operand when necessary.
12064 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12065 (notice_source_line): Add is_stmt parameter.
12066 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12067 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12069 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12070 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12072 2009-06-17 Ian Lance Taylor <iant@google.com>
12074 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12076 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12079 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12081 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12082 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12083 tree_strip_sign_nop_conversions and
12084 tree_ssa_strip_useless_type_conversions rather than stripping
12085 the operations here.
12086 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12088 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12089 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12090 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12091 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12094 2009-06-17 Michael Eager <eager@eagercon.com>
12096 * config/rs6000/constraints.md (register_constraint "d"): New.
12097 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12098 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12099 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12100 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12101 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12102 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12103 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12104 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12105 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12106 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12108 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12109 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12110 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12111 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12112 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12113 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12114 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12115 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12116 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12117 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12118 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12119 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12120 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12121 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12123 2009-06-16 Ian Lance Taylor <iant@google.com>
12125 * profile.c (total_num_never_executed): Don't define.
12126 (compute_branch_probabilities): Don't count or print
12127 num_never_executed.
12128 (init_branch_prob): Don't set total_num_never_executed.
12129 (end_branch_prob): Don't print total_num_never_executed.
12131 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12133 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12135 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12137 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12138 (nabstd2_fpr): Same.
12140 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12142 * expr.c (expand_assignment): Change complex type check.
12144 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12146 * doc/plugins.texi (Building GCC plugins): Added new section.
12148 2009-06-17 Ian Lance Taylor <iant@google.com>
12150 * c-pch.c (get_ident): Don't set size of templ array.
12151 (pch_init): Don't set size of partial_pch array.
12153 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12154 string constant to intialize an array whose size is the length of
12157 2009-06-17 Richard Guenther <rguenther@suse.de>
12159 PR tree-optimization/40389
12160 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12161 to addressable types.
12162 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12164 2009-06-17 Richard Guenther <rguenther@suse.de>
12166 PR middle-end/40460
12167 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12168 if there is no evolution of left in the loop bail out.
12169 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12170 chrec_fold_multiply.
12172 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12173 Janis Johnson <janis187@us.ibm.com>
12176 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12177 for the symbol ref of a constant that is the source of a move
12178 - nor for any other not-obvious-label-ref constants.
12180 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12182 * plugin.c (position_pass): Skip newly inserted pass during list
12183 traversal to avoid repeated insertion.
12185 2009-06-16 Ian Lance Taylor <iant@google.com>
12187 * vec.h (VEC_stack_alloc): Define different version if
12188 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12189 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12190 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12191 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12193 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12195 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12197 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12198 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12199 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12200 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12201 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12202 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12203 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12204 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12205 __builtin_ia32_rdtscp.
12206 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12207 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12208 and __builtin_ia32_rorhi.
12209 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12210 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12211 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12212 (ix86_expand_args_builtin): Likewise.
12213 (ix86_expand_special_args_builtin): Likewise.
12215 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12216 (UNSPECV_RDTSC): Likewise.
12217 (UNSPECV_RDPMC): Likewise.
12218 (*bsr): Renamed to ...
12220 (*bsr_rex64): Renamed to ...
12223 (*rdpmc): Likewise.
12224 (*rdpmc_rex64): Likewise.
12226 (*rdtsc): Likewise.
12227 (*rdtsc_rex64): Likewise.
12228 (rdtscp): Likewise.
12229 (*rdtscp): Likewise.
12230 (*rdtscp_rex64): Likewise.
12232 * config/i386/ia32intrin.h: New.
12234 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12236 2009-06-16 Ian Lance Taylor <iant@google.com>
12238 * ira-build.c (copy_info_to_removed_store_destinations):
12239 Initialize parent_a.
12241 2009-06-16 Ian Lance Taylor <iant@google.com>
12243 * c-decl.c (grokdeclarator): Change size_varies to bool.
12245 2009-06-16 Ian Lance Taylor <iant@google.com>
12247 * sel-sched.c: Make forward declarations of move_op_hooks and
12248 fur_hooks explicitly extern.
12250 2009-06-16 Ian Lance Taylor <iant@google.com>
12252 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12253 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12255 2009-06-16 Ian Lance Taylor <iant@google.com>
12257 * resource.c (mark_referenced_resources): Change
12258 include_delayed_effects parameter to bool. Change all callers.
12259 (mark_end_of_function_resources): Likewise.
12260 * reorg.c (insn_references_resource_p): Likewise.
12261 (insn_sets_resource_p): Likewise.
12262 * resource.h (mark_referenced_resources): Update declaration.
12263 (mark_end_of_function_resources): Update declaration.
12265 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12267 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12269 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12271 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12272 GCC can bootstrap on AIX with GNU Binutils 2.20.
12274 2009-06-16 Ian Lance Taylor <iant@google.com>
12276 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12278 2009-06-16 Ian Lance Taylor <iant@google.com>
12280 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12281 inline, not extern inline.
12282 (exact_log2): Likewise.
12283 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12285 (exact_log2): Likewise, but don't test CTZ_HWI.
12287 2009-06-16 Ian Lance Taylor <iant@google.com>
12289 * bitmap.c (bitmap_clear): Don't declare as inline.
12290 * gimple.c (gimplify_assign): Likewise.
12291 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12292 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12293 (sched_scan_info): Remove duplicate definition.
12295 2009-06-16 Ian Lance Taylor <iant@google.com>
12297 * c-common.c (skip_evaluation): Don't define.
12298 (c_inhibit_evaluation_warnings): Define global variable.
12299 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12300 than skip_evaluation.
12301 (convert_and_check, warn_for_div_by_zero): Likewise.
12302 * c-common.h (skip_evaluation): Don't declare.
12303 (c_inhibit_evaluation_warnings): Declare.
12304 * c-parser.c (c_parser_typeof_specifier): Set
12305 c_inhibit_evaluation_warnings rather than skip_evaluation.
12306 (c_parser_conditional_expression): Likewise.
12307 (c_parser_binary_expression): Likewise.
12308 (c_parser_sizeof_expression): Likewise.
12309 (c_parser_alignof_expression): Likewise.
12310 * c-typeck.c (build_indirect_ref): Check
12311 c_inhibit_evaluation_warnings rather than skip_evaluation.
12312 (build_conditional_expr, build_binary_op): Likewise.
12314 2009-06-16 Richard Guenther <rguenther@suse.de>
12316 * tree-ssa-alias.c (is_escape_site): Remove.
12317 * tree-ssa-alias.h (enum escape_type): Remove.
12318 (is_escape_site): Likewise.
12319 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12320 via casts and asms without deferring to is_escape_site.
12322 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12324 PR middle-end/40446
12325 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12326 use gen_lowpart if op0 has complex mode.
12328 2009-06-16 Richard Guenther <rguenther@suse.de>
12330 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12331 variables add them to ESCAPED.
12332 (find_func_aliases): Do not make all indirectly stored values escaped.
12334 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12336 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12337 make_decl_one_only.
12339 2009-06-16 Martin Jambor <mjambor@suse.cz>
12341 PR tree-optimization/40432
12342 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12343 check whether we need to force gimple register operand.
12345 2009-06-16 Martin Jambor <mjambor@suse.cz>
12347 PR tree-optimization/40413
12348 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12349 build_ref_for_offset.
12350 (propagate_subacesses_accross_link): Fix a typo in a comment.
12352 2009-06-16 Ira Rosen <irar@il.ibm.com>
12354 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12355 with additional parameter.
12356 * tree-vectorizer.h (enum vect_def_type): Add new value
12358 (enum vect_relevant): Add comments.
12359 (vect_is_simple_reduction): Add new argument.
12360 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12361 Detect nested cycles.
12362 (vect_is_simple_reduction): Update documentation, add an argument to
12363 distinguish inner-loop reduction from nested cycle, detect nested
12364 cycles, fix printings and indentation, don't swap operands in case
12366 (get_initial_def_for_reduction): Handle subtraction.
12367 (vect_create_epilog_for_reduction): Add new argument to specify
12368 reduction variable.
12369 (vect_finalize_reduction): Handle subtraction, fix comments.
12370 (vectorizable_reduction): Handle nested cycles. In case of nested
12371 cycle keep track of the reduction variable position. Call
12372 vect_is_simple_reduction with additional parameter. Use original
12373 statement code in reduction epilogue for nested cycle. Call
12374 vect_create_epilog_for_reduction with additional parameter.
12375 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12376 inner-loop vectorization.
12377 (vect_recog_widen_sum_pattern): Likewise.
12378 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12380 (vect_mark_stmts_to_be_vectorized): Likewise.
12381 (vect_get_vec_def_for_operand): Handle nested cycles.
12383 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12385 * doc/invoke.texi (Debugging Options): Fix option index entries
12386 for -fdump-statistics, -frandom-seed add entries for
12387 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12388 (FRV Options): Fix entries for -mTLS, -mtls.
12389 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12390 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12391 (M68hc1x Options): Fix @itemx for -mnominmax.
12392 (MCore Options): Fix entry for -mno-lsim.
12393 (MMIX Options): Fix entry for -mabi=mmixware.
12394 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12396 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12398 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12399 Mention the plugin mode of gengtype.
12400 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12401 * gengtype.c: Updated copyright.
12402 (plugin_files, nb_plugin_files) Added new static variables.
12403 (measure_input_list) Care about plugin_files.
12404 (write_rtx_next): Added early return in plugin mode.
12405 (create_file): Updated copyright year in generated file. Added
12407 (oprintf): Added early return if NULL outf.
12408 (get_output_file_with_visibility): Care of plugin_files.
12409 (get_output_file_name): May return null.
12410 (write_local): Added early return.
12411 (put_mangled_filename): Ditto.
12412 (finish_root_table): Added check for base_files.
12413 (write_roots): Care about null when plugins.
12414 (main): Added plugin mode.
12416 2009-06-15 Ian Lance Taylor <iant@google.com>
12418 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12419 * gcov.c (read_count_file): Add braces around variables declared
12422 * c.opt (Wjump-misses-init): New warning.
12423 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12424 -Wall and -Wc++-compat if not already set.
12425 (c_common_post_options): Clear warn_jump_misses_init if it was not
12427 * c-decl.c (struct c_binding): Change type field to a union with
12428 new label field. Make it the first field in the struct. Update
12429 references to type to use u.type instead.
12430 (struct c_spot_bindings): Define.
12431 (struct c_goto_bindings): Define.
12432 (c_goto_bindings_p): Define, along with VECs.
12433 (struct c_label_vars): Define.
12434 (struct c_scope): Add has_label_bindings field.
12435 (bind_label, set_spot_bindings): New static functions.
12436 (decl_jump_unsafe, update_spot_bindings): New static functions.
12437 (update_label_decls): New static function.
12438 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12439 Update binding u.label field to shadowed field.
12440 (c_binding_start_stmt_expr): New function.
12441 (c_binding_end_stmt_expr): New function.
12442 (pushdecl): Don't call c_begin_vm_scope.
12443 (make_label): Add defining and p_label_vars parameters. Change
12445 (lookup_label): Correct test for whether a label has not yet been
12446 defined. Call bind_label rather than bind.
12447 (warn_about_goto): New static function.
12448 (lookup_label_for_goto): New function.
12449 (declare_label): Call bind_label rather than bind.
12450 (check_earlier_gotos): New static function.
12451 (define_label): Don't give errors about jumping into statement
12452 expressions or scopes of variably modified types. Call
12453 set_spot_bindings and check_earlier_gotos. Call bind_label
12454 instead of bind. Don't set label_context_stack_se or
12455 label_context_stack_vm.
12456 (c_get_switch_bindings): New function.
12457 (c_release_switch_bindings): New function.
12458 (c_check_switch_jump_warnings): New function.
12459 (start_function): Don't set label_context_stack_se or
12460 label_context_stack_vm.
12461 (finish_function): Likewise.
12462 * c-typeck.c (label_context_stack_se): Don't define.
12463 (label_context_stack_vm): Don't define.
12464 (c_finish_goto_label): Call lookup_label_for_goto rather than
12465 lookup_label. Don't give errors about jumping into a statement
12466 expression or the scope of a variably modified type. Don't set
12467 label_context_stack_se or label_context_stack_vm.
12468 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12469 fields. Add bindings field.
12470 (c_start_case): Don't set deleted fields. Set bindings field.
12471 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12472 or blocked_vm. Call c_check_switch_jump_warnings.
12473 (c_finish_case): Don't test blocked_stmt_expr field. Call
12474 c_release_switch_bindings.
12475 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12476 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12477 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12478 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12479 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12480 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12481 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12482 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12483 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12484 (C_DECL_UNJUMPABLE_VM): Don't define.
12485 (C_DECL_UNDEFINABLE_VM): Don't define.
12486 (struct c_label_list): Don't define.
12487 (struct c_label_context_se): Don't define.
12488 (struct c_label_context_vm): Don't define.
12489 (struct c_spot_bindings): Declare.
12490 (c_bindings_start_stmt_expr): Declare.
12491 (c_bindings_end_stmt_expr): Declare.
12492 (lookup_label_for_goto): Declare.
12493 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12494 (c_check_switch_jump_warnings): Declare.
12495 (label_context_stack_se, label_context_stack_vm): Don't declare.
12496 (c_finish_goto_label): Update declaration.
12497 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12498 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12499 (Warning Options): Document -Wjump-misses-init.
12501 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12503 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12506 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12508 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12510 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12512 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12514 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12516 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12518 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12520 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12521 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12522 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12523 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12524 * dwarf2asm.c (dw2_force_const_mem): Update call to
12525 make_decl_one_only.
12526 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12527 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12528 * langhooks.c (lhd_comdat_group): Remove.
12529 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12530 * tree.h (DECL_COMDAT_GROUP): New.
12531 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12532 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12533 (make_decl_one_only): Change signature.
12534 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12535 make_decl_one_only.
12536 (make_decl_one_only): Change signature.
12537 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12539 2009-06-15 Richard Guenther <rguenther@suse.de>
12541 PR middle-end/40439
12542 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12544 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12546 * tree-ssa-math-opts.c: Remove extra divide.
12548 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12550 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12552 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12554 * passes.c: Add bswap pass.
12555 * tree-pass.h: Add pass_optimize_bswap declaration.
12556 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12557 Include rtl.h, expr.h and optabs.h for optab_handler check.
12558 (struct symbolic_number, pass_optimize_bswap): New definition.
12559 (do_shift_rotate, verify_symbolic_number_p): New functions.
12560 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12561 (gate_optimize_bswap): New function.
12562 * tree.c (widest_int_cst_value): New function.
12563 * tree.h (widest_int_cst_value): Prototype added.
12565 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12567 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12568 REG_EQUAL/REG_EQUIV notes.
12570 2009-06-14 Richard Guenther <rguenther@suse.de>
12572 PR middle-end/40389
12573 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12574 has its address taken if NRV was applied and it is addressable.
12575 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12576 function split out from ...
12577 (get_constraint_for_1): ... here.
12578 (handle_rhs_call): Use it to mark the return slot escaped if
12579 it is addressable and NRV was applied.
12581 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12583 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12584 Change first argument type to location_t.
12585 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12586 Do not set input_location.
12587 Use loc instead of input_location throughout.
12589 2009-06-13 Richard Guenther <rguenther@suse.de>
12591 PR tree-optimization/40421
12592 * tree-predcom.c (should_unroll_loop_p): Remove.
12593 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12595 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12597 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12598 Add location argument.
12600 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12602 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12604 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12605 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12606 * config/spu/spu-protos.h: Add location to
12607 spu_resolve_overloaded_builtin.
12608 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12609 spu_build_builtin_va_list.
12610 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12611 argument. Pass location to build_function_call_vec.
12612 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12614 (emit_fpu_switch): Same.
12615 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12616 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12617 to build_decl and create_artificial_label.
12618 (xtensa_gimplify_va_arg_expr): Same.
12619 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12620 (xstormy16_gimplify_va_arg_expr): Same.
12621 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12622 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12623 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12624 (mips16_build_function_stub): Same.
12625 (mips16_build_call_stub): Same.
12627 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12630 * arm/constraints.md (Pa, Pb): New constraints.
12631 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12632 split pattern to deal with them.
12634 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12636 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12637 fix index entry for -Xpreprocessor.
12639 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12641 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12642 Add location argument to build_decl call.
12643 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12644 (rs6000_init_builtins): Same.
12645 (spe_init_builtins): Same.
12646 (rs6000_gimplify_va_arg): Add location argument to
12647 create_artificial_label call.
12649 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12651 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12652 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12653 * Makefile.in: Fix GGC dependency for gcse.o.
12655 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12657 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12658 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12659 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12661 * c-parser.c (c_parser_binary_expression): Use current column while
12662 building binary operations.
12663 * common.opt (fshow-column): Enable by default.
12664 * tree-vrp.c (check_array_ref): Use warning_at.
12665 (check_array_bounds): Use location from call back if expr has no
12667 * tree.h: Add location argument to maybe_fold_*.
12668 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12669 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12670 (maybe_fold_offset_to_component_ref): Same.
12671 (maybe_fold_offset_to_reference): Same.
12672 (maybe_fold_offset_to_address): Same.
12673 (maybe_fold_stmt_indirect): Same.
12674 (maybe_fold_stmt_addition): Same.
12675 (fold_stmt_r): Pass location to maybe_fold_*.
12676 (fold_gimple_assign): Same.
12677 * c-tree.h: Add location argument to finish_decl,
12678 default_function_array_conversion, store_init_value.
12679 * c-decl.c (define_label): Use error_at.
12680 (c_make_fname_decl): Pass location to finish_decl.
12681 (finish_decl): New location argument.
12682 (build_compound_literal): Pass location to store_init_value.
12683 (grokdeclarator): Pass location to finish_decl.
12685 * c-typeck.c (array_to_pointer_conversion): New location argument.
12686 (function_to_pointer_conversion): Same.
12687 (default_function_array_conversion): Same.
12688 (parser_build_unary_op): Pass location to overflow_warning.
12689 (parser_build_binary_op): Same. Use warning_at.
12690 (build_unary_op): Pass location to array_to_pointer_conversion.
12691 (build_c_cast): Pass location to digest_init.
12692 (build_modify_expr): New location argument.
12693 (convert_for_assignment): Same.
12694 (store_init_value): Same.
12695 (digest_init): Same.
12696 (output_init_element): Pass location to digest_init and
12697 array_to_pointer_conversion.
12698 (c_finish_return): Pass location to convert_for_assignment.
12699 * gimplify.c (gimplify_conversion): Pass location to
12700 maybe_fold_offset_to_address.
12701 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12702 to maybe_fold_stmt_addition.
12703 * c-omp.c (c_finish_omp_atomic): Pass new location to
12705 (c_finish_omp_for): Same.
12706 * c-common.c (overflow_warning): New argument.
12707 * c-common.h: New argument to build_modify_expr, overflow_warning.
12708 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12710 (c_parser_initializer): Pass location to
12711 default_function_array_conversion.
12712 (c_parser_initelt): Same.
12713 (c_parser_initval): Same.
12714 (c_parser_asm_operands): Same.
12715 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12716 (c_parser_conditional_expression): Same.
12717 (c_parser_binary_expression): Add location info to stack. Use it.
12718 (c_parser_unary_expression): Pass location to
12719 default_function_array_conversion, parser_build_unary_op,
12720 build_indirect_ref, c_parser_postfix_expression_after_primary.
12721 (c_parser_postfix_expression_after_primary): New location argument.
12723 (c_parser_expression_conv): Pass location to
12724 default_function_array_conversion.
12725 (c_parser_expr_list): Same.
12726 (c_parser_omp_atomic): Same.
12727 (c_parser_omp_for_loop): Same.
12728 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12729 (build_array_declarator): New argument.
12730 * c-decl.c (build_array_declarator): Add location argument.
12731 (grokdeclarator): Set id_loc for cdk_array.
12732 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12733 build_array_declarator.
12734 * tree.c (build_omp_clause): Add location argument.
12735 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12736 (OMP_CLAUSE_LOCATION): New macro.
12737 (struct tree_omp_clause): Add location field.
12738 (build_omp_clause): Add argument.
12739 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12740 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12742 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
12743 (cp_parser_omp_clause_collapse): Same.
12744 (cp_parser_omp_clause_default): Same.
12745 (cp_parser_omp_clause_if): Same.
12746 (cp_parser_omp_clause_nowait): Same.
12747 (cp_parser_omp_clause_num_threads): Same.
12748 (cp_parser_omp_clause_ordered): Same.
12749 (cp_parser_omp_clause_schedule): Same.
12750 (cp_parser_omp_clause_untied): Same.
12751 (cp_parser_omp_for_loop): Same.
12752 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12753 * c-tree.h (c_start_case): Add location argument.
12754 (c_process_expr_stmt): Same.
12755 (c_finish_goto_*): Same.
12756 * tree-parloops.c (initialize_reductions): Pass location to
12758 (create_parallel_loop): Same.
12759 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
12760 (gfc_trans_omp_reduction_list): Same.
12761 (gfc_trans_omp_clauses): Same.
12762 (gfc_trans_omp_do): Same.
12763 * c-typeck.c (c_finish_goto_label): Same.
12764 (c_finish_goto_ptr): New location argument.
12765 (c_start_case): Same.
12766 (emit_side_effect_warnings): Same.
12767 (c_process_expr_stmt): Same.
12768 (c_finish_stmt_expr): Same.
12769 (c_finish_omp_clauses): Use error_at instead of error.
12770 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
12772 * c-omp.c (c_split_parallel_clauses): New location argument.
12773 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
12774 to build_omp_clause.
12775 (convert_local_reference_stmt): Same.
12776 (convert_gimple_call): Same.
12777 * c-common.h (c_split_parallel_clauses): New argument.
12778 * c-parser.c (c_parser_statement_after_labels): Pass location to
12779 c_finish_goto_label.
12780 (c_parser_switch_statement): Pass location to c_start_case.
12781 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
12782 and c_process_expr_stmt.
12783 (c_parser_omp_variable_list): Add location argument.
12784 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
12785 (c_parser_omp_clause_default): Same.
12786 (c_parser_omp_clause_if): Same.
12787 (c_parser_omp_clause_num_threads): Same.
12788 (-c_parser_omp_clause_ordered): Same.
12789 (c_parser_omp_clause_reduction): Pass location to
12790 c_parser_omp_variable_list.
12791 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
12792 (c_parser_omp_clause_untied): Same.
12793 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
12794 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12796 * c-tree.h (check_for_loop_decls, undeclared_variable,
12797 build_component_ref, build_array_ref, build_external_ref,
12798 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
12799 build_conditional_expr, build_compound_expr, c_cast_expr,
12800 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
12801 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
12803 * c-semantics.c (build_stmt): Same.
12804 (build_case_label): Same.
12805 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
12806 (undeclared_variable): New argument.
12807 (make_label): Same.
12808 (lookup_label): Pass location on down.
12809 (define_label): Same.
12810 (finish_decl): Same.
12811 (build_compound_literal): Same.
12812 (finish_struct): Same.
12813 (finish_function): Do not set location here.
12814 (check_for_loop_decls): New argument.
12815 * tree.c (save_expr): Set location.
12816 (build_empty_stmt): New argument.
12817 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
12818 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
12819 * builtins.c (gimplify_va_arg_expr): Use locations.
12820 (expand_builtin_sync_operation): Same.
12821 * c-typeck.c (build_component_ref): New argument.
12822 (build_array_ref): Same.
12823 (build_external_ref): Same.
12824 (c_expr_sizeof_expr): Same.
12825 (c_expr_sizeof_type): Same.
12826 (parser_build_unary_op): Same.
12827 (build_conditional_expr): Same.
12828 (build_compound_expr): Pass location on down.
12829 (build_compound_expr): New argument.
12830 (build_c_cast): Same.
12831 (c_cast_expr): Same.
12832 (build_asm_expr): Same.
12833 (c_finish_return): Same.
12834 (c_process_expr_stmt): Pass location on down.
12835 (c_finish_stmt_expr): New argument.
12836 (push_clenaup): Same.
12837 (c_finish_omp_parallel): Same.
12838 (c_finish_omp_task): Same.
12839 * gimplify.c (gimplify_call_expr): Pass location on down.
12840 * c-omp.c (c_finish_omp_master): New argument.
12841 (c_finish_omp_critical): Same.
12842 (c_finish_omp_ordered): Same.
12843 (c_finish_omp_barrier): Same.
12844 (-c_finish_omp_taskwait): Same.
12845 (c_finish_omp_atomic): Same.
12846 (c_finish_omp_flush): Same.
12847 * tree-inline.c (copy_tree_body_r): Pass location on down.
12848 (inline_forbidden_p): Remove use of input_location.
12849 * c-gimplify.c (c_build_bind_expr): New argument.
12850 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
12851 (c_sizeof_or_alignof_type): New argument.
12852 (c_alignof_expr): Same.
12853 (build_va_arg): Same.
12854 (c_add_case_label): Same.
12855 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
12856 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
12857 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
12858 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
12859 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12860 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12862 * stub-objc.c (objc_build_selector_expr): Same.
12863 (objc_build_throw_stmt): Same.
12864 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12865 (c_parser_initelt): Same.
12866 (c_parser_compound_statement): Same.
12867 (c_parser_compound_statement_nostart): Same.
12868 (c_parser_label): Same.
12869 (c_parser_statement_after_labels): Same.
12870 (c_parser_if_body): Same.
12871 (c_parser_else_body): Same.
12872 (c_parser_if_statement): Same.
12873 (c_parser_switch_statement): Same.
12874 (c_parser_while_statement): Same.
12875 (c_parser_do_statement): Same.
12876 (c_parser_for_statement): Same.
12877 (c_parser_asm_statement): Same.
12878 (c_parser_conditional_expression): Same.
12879 (c_parser_binary_expression): Same.
12880 (c_parser_cast_expression): Same.
12881 (c_parser_unary_expression): Same.
12882 (c_parser_sizeof_expression): Same.
12883 (c_parser_alignof_expression): Same.
12884 (c_parser_postfix_expression): Same.
12885 (c_parser_expression): Same.
12886 (c_parser_objc_receiver): Same.
12887 (c_parser_omp_variable_list): Same.
12888 (c_parser_omp_structured_block): Same.
12889 (c_parser_omp_atomic): New argument.
12890 (c_parser_omp_barrier): Same.
12891 (c_parser_omp_critical): Same.
12892 (c_parser_omp_flush): Pass location on down.
12893 (c_parser_omp_for_loop): New argument.
12894 (c_parser_omp_for): Same.
12895 (c_parser_omp_master): Same.
12896 (c_parser_omp_ordered): Same.
12897 (c_parser_omp_sections_scope): Same.
12898 (c_parser_omp_sections): Same.
12899 (c_parser_omp_parallel): Same.
12900 (c_parser_omp_single): Same.
12901 (c_parser_omp_task): Same.
12902 (c_parser_omp_taskwait): Pass location on down.
12903 (c_parser_omp_construct): Same.
12904 (c_parser_omp_threadprivate): Same.
12905 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12906 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12907 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12908 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12909 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12910 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12911 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12912 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12913 config/i386/i386.c, stmt.c:
12914 Add location argument to the following function definitions and/or
12915 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12916 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12917 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12918 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12919 do_case, c_finish_bc_stmt, build_compound_literal,
12920 build_function_call.
12921 * c-decl.c (build_compound_literal): Add location argument.
12922 Make all diagnostic calls use location.
12923 (start_struct): Same.
12924 (finish_struct): Same.
12925 (start_enum): Same.
12926 (build_enumerator): Same.
12927 (start_function): Same.
12928 (grokdeclarator): Make all diagnostic calls use location.
12929 (store_parm_decls_oldstyle): Same.
12930 * c-typeck.c (build_function_call): Add location argument.
12931 Make all diagnostic calls use location.
12933 (c_finish_bc_stmt): Same.
12934 * tree-nested.c (get_trampoline_type): Add argument.
12935 Pass location to build_decl.
12936 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12937 * rtl.h (RTL_LOCATION): New.
12938 * c-common.c (c_add_case_label): Add location argument.
12939 Make all diagnostic calls use location.
12940 * c-common.h: Add location argument to make_fname_decl, do_case,
12941 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12942 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12943 Set it appropriately for every case. Pass enum_loc to start_enum
12944 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12946 (c_parser_struct_or_union_specifier): Save location. Use it for
12947 start_struct, finish_struct, and parser_xref_tag.
12949 2009-06-12 Ian Lance Taylor <iant@google.com>
12951 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12953 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12954 cpp_opts->warn_cxx_operator_names.
12956 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12959 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12960 is returns NULL and OP is a VCE, look through the VCE.
12962 2009-06-12 Ian Lance Taylor <iant@google.com>
12965 * collect2.c (main): Use CONST_CAST2 in code inside #if
12966 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12968 2009-06-12 Joey Ye <joey.ye@intel.com>
12970 PR middle-end/39146
12971 * cfgexpand.c (get_decl_align_unit): Update
12972 max_used_stack_slot_alignment with align instead of
12973 stack_alignment_needed.
12975 * function.c (assign_stack_local_1): Update
12976 max_used_stack_slot_alignment with alignment_in_bits instead
12977 of stack_alignment_needed.
12978 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12981 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12983 * dwarf2out.c (last_var_location_insn): New variable.
12984 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12985 (dwarf2out_var_location): Don't record anything after last real
12986 insn. Only change labels if there were any real instructions
12987 in between last note and this one, or if changed sections.
12989 2009-06-11 Richard Henderson <rth@redhat.com>
12991 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12992 note when storing the frame pointer in a register.
12993 (FRP): Don't redefine to nothing for epilogue.
12994 (alpha_expand_epilogue): Mark register and sp restores.
12995 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
12997 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
12998 when gen_lowpart is needed.
13000 2009-06-11 Richard Henderson <rth@redhat.com>
13002 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13004 * dwarf2out.c (need_data_align_sf_opcode): New.
13005 (div_data_align): Move earlier.
13006 (def_cfa_1, reg_save): Use it.
13008 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13010 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13011 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13012 (ix86_handle_option): Handle OPT_mcrc32.
13013 (ix86_target_string): Add -mcrc32.
13014 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13016 * config/i386/i386.h (TARGET_CRC32): New.
13018 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13019 (sse4_2_crc32di): Likewise.
13021 * config/i386/i386.opt (mcrc32): New.
13023 * doc/invoke.texi: Document -mcrc32.
13025 2009-06-11 Richard Henderson <rth@redhat.com>
13027 * common.opt (gdwarf-): Accept a version number.
13028 * doc/invoke.texi (gdwarf-): Update docs.
13029 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13030 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13031 version level, and record it.
13033 * dwarf2.h (DW_CIE_VERSION): Remove.
13034 * dwarf2out.c (DWARF_VERSION): Remove.
13035 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13036 (output_call_frame_info): Use CIE version 3 for dwarf3,
13037 or if the return register column is out of range for version 1.
13038 (dwarf_stack_op_name): Add all dwarf3 values.
13039 (DEBUG_PUBTYPES_SECTION): New.
13040 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13041 encoding change for dwarf3.
13042 (output_die) [dw_val_class_die_ref]: Likewise.
13043 (output_compilation_unit_header): Emit correct version for dwarf3.
13044 (output_line_info): Likewise.
13045 (output_pubnames): Update for DWARF_VERSION removal.
13046 (output_aranges): Likewise.
13047 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13048 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13049 (dwarf2out_finish): Likewise.
13051 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13053 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13056 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13059 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13060 * builtins.c (expand_builtin_unreachable): New function.
13061 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13062 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13063 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13065 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13066 searching for missing barriers.
13068 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13070 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13071 when -fprofile-generate* was passed.
13072 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13074 2009-06-11 Anthony Green <green@moxielogic.com>
13076 * config/moxie/moxie.md: Define length attribute for all instructions.
13078 (*b<cond:code>): Support limited branch ranges for new PC-relative
13079 branch instructions.
13080 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13082 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13084 * config/i386/i386.c (min_insn_size): Use get_attr_length
13085 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13086 For __asm return 0.
13088 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13089 instead of emit_insn_before.
13091 2009-06-10 Ian Lance Taylor <iant@google.com>
13094 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13097 2009-06-10 Revital Eres <eres@il.ibm.com>
13099 * passes.c (init_optimization_passes): Reschedule
13100 predictive-commoning pass before complete unroll pass.
13102 2009-06-10 Martin Jambor <mjambor@suse.cz>
13104 * cgraph.c (cgraph_node_can_be_local_p): New function.
13105 (cgraph_make_node_local): New function.
13106 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13107 (cgraph_make_node_local): Declare.
13109 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13111 * tree.h (tree_base): Add packed_flag and user_align fields.
13112 Decrease size of spare field.
13113 (TYPE_USER_ALIGN): Use user_align from tree_base.
13114 (DECL_USER_ALIGN): Likewise.
13115 (TYPE_PACKED): Use packed_flag from tree_base.
13116 (DECL_PACKED): Likewise.
13117 (tree_type): Delete packed_flag and user_align fields. Widen
13118 precision field. Widen mode field and shuffle fields to align
13119 mode on an 8-bit boundary.
13120 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13121 Renumber decl_flag_* fields. Fix comments. Widen
13122 decl_common_unused field.
13123 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13124 (DECL_EXTERNAL): Likewise.
13125 (DECL_BIT_FIELD): Likewise.
13126 (DECL_NONADDRESSABLE_P): Likewise.
13127 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13128 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13130 2009-06-10 Ian Lance Taylor <iant@google.com>
13132 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13133 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13134 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13135 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13136 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13137 DEF_VEC_ALLOC_FUNC_P.
13138 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13139 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13140 DEF_VEC_ALLOC_FUNC_O.
13141 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13142 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13143 DEF_VEC_ALLOC_FUNC_I.
13144 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13145 (vec_stack_p_reserve_exact_1): Declare.
13146 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13147 (vec_stack_free): Declare.
13148 (VEC_stack_alloc): Define.
13149 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13150 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13151 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13152 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13154 (stack_vecs): New static variable.
13155 (vec_stack_p_reserve_exact_1): New function.
13156 (vec_stack_o_reserve_1): New static function.
13157 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13158 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13159 (vec_stack_free): New function.
13160 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13161 (VEC_df_ref_stack_alloc): Define.
13162 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13163 DEF_VEC_ALLOC_P_STACK.
13164 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13165 (struct df_collection_rec): Change _vec fields to VEC. Remove
13167 (df_free_collection_rec): Adjust for new fields.
13168 (df_insn_rescan): Use new df_collection_rec fields.
13169 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13170 (df_ref_create_structure, df_ref_record): Likewise.
13171 (df_get_conditional_uses, df_get_call_refs): Likewise.
13172 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13173 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13174 (df_record_exit_block_uses, df_bb_verify): Likewise.
13175 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13176 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13177 Remove count parameter. Change return type to void. Change all
13179 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13180 Remove count parameter. Change return type to void. Change all
13182 (df_install_refs): Change old_vec parameter to VEC. Remove count
13183 parameter. Change all callers.
13184 (df_install_mws): Change old_vec parameter to VEC. Remove count
13185 parameter. Change all callers.
13186 (df_refs_verify): Change new_rec parameter to VEC. Change call
13188 (df_mws_verify): Likewise.
13190 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13192 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13194 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13196 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13198 2009-06-10 Anthony Green <green@moxielogic.com>
13200 * config/moxie/crti.asm: New file.
13201 * config/moxie/crtn.asm: New file.
13202 * config/moxie/moxie.c: New file.
13203 * config/moxie/moxie.h: New file.
13204 * config/moxie/sfp-machine.h: New file.
13205 * config/moxie/moxie-protos.h: New file.
13206 * config/moxie/t-moxie: Created.
13207 * config/moxie/t-moxie-softfp: Created.
13208 * config/moxie/moxie.md: Created.
13209 * config/moxie/constraints.md: Created.
13210 * config.gcc: Add moxie support.
13211 * doc/md.texi (Machine Constraints): Add moxie constraints.
13212 * doc/contrib.texi (Contributors): Mention moxie port.
13213 * doc/install.texi (Specific): Mention the moxie port.
13215 2009-06-09 Ian Lance Taylor <iant@google.com>
13217 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13218 compiling with C++.
13219 * optabs.c (optab_table): Only use designated initializers if
13220 HAVE_DESIGNATED_INITIALIZERS is defined.
13221 (convert_optab_table): Likewise.
13222 (init_optabs): Always call init_insn_codes if
13223 HAVE_DESIGNATED_INITIALIZERS is not defined.
13225 2009-06-09 Ian Lance Taylor <iant@google.com>
13227 * targhooks.c (default_builtin_vectorized_function): Change fn
13228 parameter to unsigned int.
13229 (default_builtin_vectorized_conversion): Change code parameter to
13231 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13232 * targhooks.h: Update declarations.
13233 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13234 parameter to unsigned int.
13236 * c-typeck.c (comptypes_check_enum_int): New static function.
13237 (comptypes_internal): Add enum_and_int_p parameter. Change all
13239 (comp_target_types): Add location parameter. Change all callers.
13240 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13241 Change all callers.
13242 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13243 (build_conditional_expr): Add colon_loc parameter. Change all
13245 (convert_for_assignment): Add location parameter. Change all callers.
13246 * c-parser.c (c_parser_conditional_expression): Pass location of
13247 colon to build_conditional_expr.
13248 * c-tree.h (build_conditional_expr): Update declaration.
13250 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13252 * graphite.c: Revert previous patch.
13254 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13257 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13259 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13261 * tree-ssa-loop-prefetch.c
13262 (loop_prefetch_arrays): Fixed a portability problem in printf format
13265 2009-06-09 Martin Jambor <mjambor@suse.cz>
13267 PR tree-optimization/40351
13268 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13269 refrence to a potential artifical subaccess can be constructed.
13271 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13273 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13274 (sh_override_options): Likewise.
13275 * config/sh/sh.c: Include params.h.
13276 (sh_optimization_options): New.
13277 (sh_override_options): Likewise.
13278 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13279 (OVERRIDE_OPTIONS): Use sh_override_options.
13281 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13283 * dwarf2out.c (emit_cfa_remember): New variable.
13284 (add_fde_cfi): If emit_cfa_remember, recurse to add
13285 DW_CFA_remember_state first.
13286 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13287 instead just set emit_cfa_remember.
13289 2009-06-08 Jan Hubicka <jh@suse.cz>
13292 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13294 2009-06-08 Jan Hubicka <jh@suse.cz>
13296 PR middle-end/39834
13297 * cgraphunit.c (save_inline_function_body): Do not copy transform
13298 hooks for saved inline bodies.
13299 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13300 for given function.
13302 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13304 * jump.c (returnjump_p): Handle delayed branches. Add missing
13307 2009-06-08 Jan Hubicka <jh@suse.cz>
13309 PR middle-end/40102
13310 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13311 original node might've been modified.
13312 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13314 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13316 * tree-object-size.c (addr_object_size): Add OSI argument.
13317 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13318 (compute_builtin_object_size, expr_object_size): Adjust callers.
13319 (plus_stmt_object_size): Call addr_object_size instead of
13320 compute_builtin_object_size.
13322 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13323 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13325 * tree-ssa-loop-prefetch.c
13326 (gather_memory_references): Introduced a counter for the number of
13328 (anything_to_prefetch_p): Introduced a counter for the number of
13330 (is_loop_prefetching_profitable): New function with a cost model
13332 (loop_prefetch_arrays): Use the new cost model to determine if
13333 prefetching is profitable.
13334 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13335 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13336 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13337 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13338 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13339 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13341 2009-06-08 Michael Matz <matz@suse.de>
13344 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13345 partitions use the same.
13346 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13347 for basevars of SSA_NAMEs.
13348 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13349 to not expand them twice.
13350 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13353 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13355 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13356 (fdump-final-insns=, gtoggle): New.
13357 * doc/invoke.texi: Document them.
13358 * final.c (rest_of_clean_state): Dump final insn stream.
13359 * gcc.c (invoke_as): Hook in -fcompare-debug.
13360 (static_spec_functions): Add compare-debug-dump-opt,
13361 compare-debug-self-opt and compare-debug-auxbase-opt.
13362 (compare_debug, compare_debug_second, compare_debug_opt): New.
13363 (switches_debug_check, n_switches_debug_check): New.
13364 (debug_auxbase_opt, debug_check_temp_file): New.
13365 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13367 (do_self_spec): Handle arguments after switches.
13368 (do_spec_1): Add .gk extension to temp file basenames for compare.
13369 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13370 (cc1_options): Use it instead of normal auxbase computation for
13371 the second compare-debug compilation.
13372 (compare_files): New.
13373 (main): Set up and implement compare debug mode.
13374 (compare_debug_dump_opt_spec_function): New.
13375 (compare_debug_self_opt_spec_function): New.
13376 (compare_debug_auxbase_opt_spec_function): New.
13377 * toplev.c (process_options): Handle flag_gtoggle,
13378 flag_dump_final_insns.
13379 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13380 during -fcompare-debug-second compilation.
13382 2009-06-07 Ian Lance Taylor <iant@google.com>
13384 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13385 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13387 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13388 with no default node. Change warning with %H to warning_at.
13389 Don't clear warn_switch around case checking.
13390 * doc/invoke.texi (Warning Options): Clarify distinction between
13391 -Wswitch and -Wswitch-enum.
13393 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13395 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13397 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13399 * gbl-ctors.h: Add header guard.
13401 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13403 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13404 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13405 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13406 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13407 prototypes for removed functions.
13408 (expressions_equal_p): Move to ...
13409 * tree-ssa-sccvn.h: ... here and ...
13410 * matrix-reorg.c: ... adjust includes.
13412 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13414 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13416 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13418 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13419 (finish_function): Remove erroneous whitespace.
13421 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13423 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13424 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13426 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13428 * errors.c (internal_error): Commentary typo fix.
13429 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13430 * tree-ssa-pre.c: Ditto.
13432 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13434 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13435 them is supposed to hold actual statements.
13437 2009-06-06 Ian Lance Taylor <iant@google.com>
13439 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13440 empty statements can now have attributes.
13442 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13444 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13445 * config/mips/mips.md: Ditto.
13447 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13449 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13451 (__eabi_uconvert): Likewise.
13453 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13455 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13456 CFI_* definitions with IN_GCC.
13458 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13460 * xcoffout.h (xcoffout_source_line): Update prototype.
13462 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13464 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13465 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13467 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13469 PR middle-end/40340
13470 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13471 inlined_function_outer_scope_p blocks for artificial inlines
13473 * tree.c (tree_nonartificial_location): Rewrite using
13474 block_nonartificial_location.
13476 2009-06-05 Revital Eres <eres@il.ibm.com>
13477 Leehod Baruch <leehod@il.ibm.com>
13479 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13480 (expand_expr_real_1): Remove comment.
13481 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13482 Vectorize misaligned access when the target supports it.
13483 (vect_supportable_dr_alignment): Check for unaligned access support.
13484 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13487 2009-06-05 Julian Brown <julian@codesourcery.com>
13489 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13490 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13492 2009-06-05 Richard Guenther <rguenther@suse.de>
13495 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13496 as possibly unused.
13498 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13500 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13501 (save_gprs): Don't tell unwinder when a global register is saved.
13502 (s390_emit_epilogue): Emit needed epilogue unwind info.
13504 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13506 * dwarf2out.c (deferred_asm_name): New.
13507 (add_name_and_src_coords_attributes): Defer creation of
13508 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13510 (move_linkage_attr): New.
13511 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13514 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13516 * tree-nested.c (finalize_nesting_tree_1): Declare the
13517 frame_decl in the binding tree.
13519 2009-06-04 Cary Coutant <ccoutant@google.com>
13521 * basic-block.h (struct basic_block_def): Add discriminator field.
13522 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13524 * debug.c (do_nothing_debug_hooks): Add additional entry.
13525 (debug_nothing_int_charstar_int): New function.
13526 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13527 (debug_nothing_int_charstar_int): New declaration.
13528 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13529 discriminator value in .loc directive.
13530 * final.c (last_discriminator): New variable.
13531 (discriminator): New variable.
13532 (final_start_function): Initialize above variables, pass current
13533 discriminator to debug hook.
13534 (notice_source_line): Check for discriminator change.
13535 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13536 * sdbout.c (sdbout_source_line): New parameter.
13537 * tree-cfg.c (struct locus_discrim_map): New structure type.
13538 (discriminator_per_locus): New hash table.
13539 (build_gimple_cfg): Allocate and free discriminator hash table.
13540 (make_edges): Call assign_discriminator.
13541 (locus_map_hash): New function.
13542 (locus_map_eq): New function.
13543 (next_discriminator_for_locus): New function.
13544 (same_line_p): New function.
13545 (assign_discriminator): New function.
13546 (make_cond_expr_edges): Call assign_discriminator.
13547 (make_gimple_switch_edges): Likewise.
13548 (first_non_label_stmt): New function.
13549 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13551 * xcoffout.c (xcoffout_source_line): Add new parameter.
13553 * configure.ac (gcc_cv_as_discriminator): New configury check for
13554 gas support for discriminator.
13555 * configure: Regenerate.
13556 * config.in: Regenerate.
13558 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13560 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13561 val after checking for integers.
13563 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13565 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13567 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13568 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13569 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13570 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13571 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13572 X64_SSE_REGPARM_MAX.
13573 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13574 X64_SSE_REGPARM_MAX.
13576 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13578 * gcc.c (report_times_to_file): New.
13579 (execute): Implement it.
13580 (process_command): Support -time=.
13581 * doc/invoke.texi: Document it.
13583 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13585 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13586 that have value exprs.
13588 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13590 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13591 declarations for constants until...
13592 (dw2_output_indirect_constant_1): ... this point.
13594 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13597 * arm.md (arm_addsi3): Don't try to split an add with an
13598 eliminable register until after reload has completed.
13600 2009-06-03 Ian Lance Taylor <iant@google.com>
13602 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13603 * genattrtab.c (write_length_unit_log): Likewise.
13604 * genchecksum.c (dosum): Likewise.
13605 * gengtype.c (write_rtx_next): Likewise.
13606 (finish_root_table, write_roots): Likewise.
13607 * gimple.c (gimple_ops_offset_): Likewise.
13608 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13609 * config/arc/arc.c (arc_attribute_table): Likewise.
13610 * config/arm/arm.c (arm_attribute_table): Likewise.
13611 * config/avr/avr.c (avr_attribute_table): Likewise.
13612 * config/crx/crx.c (crx_attribute_table): Likewise.
13613 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13614 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13615 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13616 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13617 * config/sh/sh.c (sh_attribute_table): Likewise.
13618 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13619 * config/spu/spu.c (spu_attribute_table): Likewise.
13620 * config/v850/v850.c (v850_attribute_table): Likewise.
13622 * config/alpha/alpha.c (vms_attribute_table): Make static.
13623 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13624 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13625 * config/mips/mips.c (mips_attribute_table): Likewise.
13627 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13629 (cc1-checksum.o): Likewise.
13631 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13633 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13635 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13637 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13638 insn if it is changing sp. Use gen_add3_insn instead of
13639 conditionally gen_addsi3 and gen_adddi3.
13640 (offset_below_red_zone_p): New static inline function.
13641 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13642 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13643 * config/rs6000/ppc-asm.h: Include auto-host.h.
13644 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13645 CFI_RESTORE): Define.
13646 * config/rs6000/crtresxgpr.asm: Add unwind info.
13647 * config/rs6000/crtresxfpr.asm: Likewise.
13648 * config/rs6000/crtresgpr.asm: Likewise.
13649 * config/rs6000/crtresfpr.asm: Likewise.
13650 * config/rs6000/crtsavgpr.asm: Likewise.
13651 * config/rs6000/crtsavfpr.asm: Likewise.
13653 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13654 argument of DWARF2_FRAME_REG_OUT macros.
13656 2009-06-03 Julian Brown <julian@codesourcery.com>
13658 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13659 words or less (including TImode) in core registers.
13661 2009-06-03 Richard Guenther <rguenther@suse.de>
13663 PR middle-end/40328
13664 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13666 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13668 * statistics.c (statistics_counter_event): Do not record event
13669 in pass dump if its number == -1.
13670 (curr_statistics_hash): Add assert that we never get passes
13671 with static number == -1.
13673 2009-06-03 Richard Guenther <rguenther@suse.de>
13674 Andrey Belevantsev <abel@ispras.ru>
13676 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13677 non-BLKmode arrays addressable.
13679 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13681 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13682 * config/m68k/m68k.h: ... here.
13684 2009-06-03 Martin Jambor <mjambor@suse.cz>
13686 PR tree-optimization/40323
13687 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13690 2009-06-03 Richard Guenther <rguenther@suse.de>
13692 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13695 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13697 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13698 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13699 JUMP_TABLE_DATA_P where applicable.
13700 * config/sh/sh.c: Ditto.
13701 * config/sh/sh.h: Ditto.
13702 * config/sh/sh.md: Ditto.
13703 * config/sh/symbian.c: Ditto.
13705 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13707 * config/i386/driver-i386.c (describe_cache): Optimize
13708 concatenation of strings. Use snprintf instead of sprintf.
13709 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13710 target when not compiling with GCC.
13712 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13714 * config/sh/sh.c: Revert last change.
13715 (sh_expand_epilogue): Emit a blockage insn before the frame
13716 pointer adjustment unconditionally.
13718 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13720 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13721 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13722 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13723 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13724 to COLLECT_GCC_OPTIONS.
13726 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13728 * collect2.c (target_system_root): New variable.
13729 (main): Handle --sysroot=.
13730 (ignore_library): Strip the sysroot from the library path.
13732 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13734 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13735 (collect2.o): Depend on collect2-aix.h.
13736 (collect2-aix.o): New rule.
13737 * collect2-aix.h: New file.
13738 * collect2-aix.c: Likewise.
13739 * collect2.c: Include collect2-aix.h. Don't undefine
13740 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13741 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13742 Use TARGET_AIX_VERSION instead of _AIX51.
13743 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
13744 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
13745 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
13746 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
13747 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
13749 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13751 * collect2.c (ignore_library): Avoid premature post-increment
13752 and null deference.
13754 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13756 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
13757 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
13758 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
13759 CROSS_DIRECTORY_STRUCTURE too.
13760 (LINK_LIBG_SPEC): Likewise.
13761 (LIB_SPEC): Add %R to sysroot paths.
13762 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
13763 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
13764 * config/rs6000/aix51.h: As for aix43.h.
13765 * config/rs6000/aix52.h: Likewise.
13766 * config/rs6000/aix53.h: Likewise.
13767 * config/rs6000/aix61.h: Likewise.
13768 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
13769 to the beginning of sysroot paths.
13771 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13773 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
13774 INSN_LISTs that are out of the REG_NOTE range.
13776 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13778 * loop-unroll.c (struct iv_to_split): Add pointer to next.
13779 (struct var_to_expand): Likewise.
13780 (struct opt_info): Add head and tail for linked lists of the above.
13781 (analyze_insn_to_expand_var): Initialize next.
13782 (analyze_iv_to_split_insn): Likewise.
13783 (analyze_insns_in_loop): Create linked lists.
13784 (allocate_basic_variable): Simplify for use without hash table.
13785 (insert_var_expansion_initialization): Likewise, make it type-safer.
13786 (combine_var_copies_in_loop_exit): Likewise.
13787 (apply_opt_in_copies): Walk lists rather than hash tables.
13788 (release_var_copies): Simplified and inlined by hand into...
13789 (free_opt_info): ... this function.
13791 2009-06-02 Richard Guenther <rguenther@suse.de>
13793 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13796 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13798 * cfgexpand.c (gimple_expand_cfg): Discard the source location
13799 only for builtins that are not overridden.
13801 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13803 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
13806 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13808 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
13810 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13812 * combine.c (move_deaths): Compare LUIDs within the same BB only.
13814 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13816 * common.opt (fdump-unnumbered-links): New.
13817 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
13818 * print-rtl.c (flag_dump_unnumbered_links): New.
13819 (print_rtx): Test it.
13821 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
13823 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
13824 push/pop multiple to 8-byte alignment.
13826 2009-06-01 Jakub Jelinek <jakub@redhat.com>
13828 * config/i386/i386.c (queued_cfa_restores): New static variable.
13829 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
13831 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
13832 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
13833 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
13834 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
13835 note unconditionally.
13836 (ix86_emit_restore_regs_using_mov): Likewise.
13837 (ix86_emit_restore_sse_regs_using_mov): Likewise.
13838 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
13839 it through to ix86_emit_restore_reg_using_pop.
13840 (ix86_emit_leave): Add RED_OFFSET argument. Call
13841 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
13842 instead of adding REG_CFA_OFFSET note unconditionally.
13843 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
13844 the above functions. Call ix86_add_queued_cfa_restore_notes when
13847 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
13848 force output of the label even for dwarf2out_do_cfi_asm.
13849 (add_fde_cfi): If -g2 and above and cfi might change CFA,
13850 force creation of CFI label and chain DW_CFA_set_loc jumping to it
13851 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
13853 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13854 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
13855 dwarf2out_cfi_label callers.
13856 * tree.h (dwarf2out_cfi_label): Adjust prototype.
13857 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
13858 Adjust dwarf2out_cfi_label callers.
13859 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13861 * config/i386/i386.h (struct machine_cfa_state,
13862 struct machine_function): Guard with ifndef USED_FOR_TARGET
13863 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13866 * emutls.c (__emutls_get_address): Change arr->size to mean number
13867 of allocated arr->data entries instead of # of slots + 1.
13869 PR middle-end/40316
13870 * recog.c (peep2_reinit_state): New function.
13871 (peephole2_init_state): Use it at the end of a basic block and also
13872 when seeing a RTX_FRAME_RELATED_P insn.
13874 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13876 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13877 fixuns_truncrfdi2): New.
13878 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13879 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13880 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13881 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13882 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13883 *recip_approx): Remove.
13884 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13885 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13886 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13888 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13891 2009-06-01 Ian Lance Taylor <iant@google.com>
13893 * attribs.c (register_attribute): Use CONST_CAST.
13894 * collect2.c (main): Use CONST_CAST2.
13895 (scan_prog_file): Likewise.
13896 * gcc.c (process_command, main): Likewise.
13897 * toplev.c (toplev_main): Likewise.
13899 * c-typeck.c (handle_warn_cast_qual): New static function,
13900 partially broken out of build_c_cast.
13901 (build_c_cast): Call handle_warn_cast_qual.
13902 * doc/invoke.texi (Warning Options): Document new effect of
13905 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13907 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13908 (diagnostic_report_current_module): Print columns.
13909 * common.opt (flag_show_column): Enable by default.
13911 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13913 * alias.c (find_base_term): Check for NULL term before returning.
13915 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13917 Revert due to PR40320:
13918 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13919 * calls.c (emit_library_call_value_1): Don't force_operand for move
13922 2009-06-01 Olivier Hainque <hainque@adacore.com>
13923 Eric Botcazou <ebotcazou@adacore.com>
13925 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13926 to be processed as a bitfield for constructor output purposes.
13927 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13929 * varasm.c (oc_local_state): New type, output_constructor
13930 local state to support communication with helpers.
13931 (oc_outer_state): New type, output_constructor outer state of
13932 relevance in recursive calls.
13933 (output_constructor_array_range): New output_constructor helper,
13934 extracted code for an array range element.
13935 (output_constructor_regular_field): New output_constructor helper,
13936 extracted code for an element that is not a bitfield.
13937 (output_constructor_bitfield): New output_constructor helper,
13938 extracted code for a bitfield element. Accept an OUTER state
13939 argument for recursive processing. Recurse on record or array
13940 CONSTRUCTOR values, possibly past noop conversions.
13941 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13942 VALUE is a valid constant-valued expression for use in a static
13943 bit-field initializer.
13944 (output_constructor): Rework to use helpers. Accept and honor an
13945 OUTER state argument for recursive calls. Return total size. Be
13946 prepared for nested constructors initializing bitfields.
13947 (output_constant): Feed OUTER in calls to output_constructor.
13949 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13951 * calls.c (emit_library_call_value_1): Don't force_operand for move
13954 2009-06-01 Nick Clifton <nickc@redhat.com>
13956 * doc/invoke.texi (IA-64 Options): Fix typo.
13958 2009-06-01 Ira Rosen <irar@il.ibm.com>
13960 PR tree-optimization/39129
13961 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13963 (vect_do_peeling_for_loop_bound): Use
13964 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13965 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13966 (vect_loop_versioning): Likewise.
13967 (vect_create_cond_for_alias_checks): Fix indentation.
13968 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13970 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13971 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13972 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13973 "control flow in loop".
13974 (vect_estimate_min_profitable_iters): Use
13975 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13976 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13977 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13978 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13979 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13980 statement belongs to a group of strided accesses with the exact code
13982 (vectorizable_load): Likewise.
13983 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13984 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13986 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13988 * config/freebsd-stdint.h: New file.
13989 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13990 Add freebsd-stdint.h to tm_file.
13992 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13994 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
13995 (thumb2_extendhidi2): Likewise.
13997 2009-05-31 Ian Lance Taylor <iant@google.com>
13999 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14001 2009-05-31 Ian Lance Taylor <iant@google.com>
14003 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14004 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14005 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14007 2009-05-31 Jason Merrill <jason@redhat.com>
14009 * tree-pretty-print.c (print_call_name): Take the callee, not the
14010 call itself. Make non-static. Use dump_function_name for functions.
14011 (dump_generic_node): Adjust.
14012 * diagnostic.h: Declare print_call_name.
14013 * gimple-pretty-print.c (dump_gimple_call): Use it.
14015 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14017 * config/sh/sh.md (ashldi3_std): New define_expand.
14020 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14023 * config/sh/sh.c: Include debug.h.
14024 (sh_expand_epilogue): Emit a blockage insn before the frame
14025 pointer adjustment also when dwarf2out_do_frame returns true.
14027 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14029 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14030 (thumb2_extendqidi2): New pattern.
14032 2009-05-31 Ira Rosen <irar@il.ibm.com>
14034 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14035 mark phis for renaming.
14036 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14037 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14038 Call mark_sym_for_renaming.
14039 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14040 * tree-vect-loop.c (vect_transform_loop): Remove
14041 vect_memsyms_to_rename initialization and a call to
14042 mark_set_for_renaming.
14044 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14046 PR middle-end/40304
14047 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14048 frame related even if !set_cfa && style < 0.
14050 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14052 * config/i386/mingw-tls.c: New file.
14053 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14054 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14055 defining _WIN32 but not __CYGWIN__.
14057 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14059 * configure.ac: Add MPC support.
14061 * config.in, configure: Regenerate.
14063 2009-05-29 Richard Henderson <rth@redhat.com>
14065 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14066 NOTE_INSN_BASIC_BLOCK.
14067 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14068 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14069 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14071 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14073 (add_cfi): Disable check redefining cfa away from drap.
14074 (lookup_cfa_1): Add remember argument; handle remember/restore.
14075 (lookup_cfa): Pass remember argument.
14076 (cfa_remember): New.
14077 (compute_barrier_args_size_1): Remove sibcall check.
14078 (dwarf2out_frame_debug_def_cfa): New.
14079 (dwarf2out_frame_debug_adjust_cfa): New.
14080 (dwarf2out_frame_debug_cfa_offset): New.
14081 (dwarf2out_frame_debug_cfa_register): New.
14082 (dwarf2out_frame_debug_cfa_restore): New.
14083 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14084 (dwarf2out_begin_epilogue): New.
14085 (dwarf2out_frame_debug_restore_state): New.
14086 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14087 DW_CFA_restore_state.
14088 (output_cfi_directive): Likewise.
14089 (convert_cfa_to_fb_loc_list): Likewise.
14090 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14091 * dwarf2out.h: Update.
14092 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14093 (copy_insn_1): Early out for null.
14094 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14095 and dwarf2out_frame_debug_restore_state.
14096 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14097 (prologue_insn_hash, epilogue_insn_hash): New.
14098 (free_after_compilation): Adjust freeing accordingly.
14099 (record_insns): Create hash table if needed; push insns into
14100 hash instead of array.
14101 (maybe_copy_epilogue_insn): New.
14102 (contains): Search hash table instead of array.
14103 (sibcall_epilogue_contains): Remove.
14104 (thread_prologue_and_epilogue_insns): Split eh_return insns
14105 and mark them as epilogues.
14106 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14107 scanning in terms of basic blocks.
14108 * insn-notes.def (CFA_RESTORE_STATE): New.
14109 * jump.c (returnjump_p_1): Accept EH_RETURN.
14110 (eh_returnjump_p_1, eh_returnjump_p): New.
14111 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14112 CFA_REGISTER, CFA_RESTORE): New.
14113 * rtl.def (EH_RETURN): New.
14114 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14116 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14117 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14119 * config/i386/i386.c (gen_push): Update cfa state.
14120 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14121 add a CFA_ADJUST_CFA note.
14122 (ix86_dwarf_handle_frame_unspec): Remove.
14123 (ix86_expand_prologue): Update cfa state.
14124 (ix86_emit_restore_reg_using_pop): New.
14125 (ix86_emit_restore_regs_using_pop): New.
14126 (ix86_emit_leave): New.
14127 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14128 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14129 * config/i386/i386.h (struct machine_cfa_state): New.
14130 (ix86_cfa_state): New.
14131 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14132 (eh_return_internal): Merge from eh_return_<mode>,
14133 use eh_return rtx, split w/ epilogue.
14135 2009-05-29 Ian Lance Taylor <iant@google.com>
14137 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14139 * calls.c (emit_library_call_value_1): Likewise.
14141 * c-typeck.c (c_build_va_arg): New function.
14142 * c-tree.h (c_build_va_arg): Declare.
14143 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14144 instead of build_va_arg.
14146 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14148 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14149 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14150 (ptr_difference_cost): Use affine combinations to compute it.
14151 (difference_cost): Likewise.
14152 (get_computation_cost_at): Compute more accurate cost for addresses
14153 if the ratio is a multiplier allowed in addresses.
14154 For non-addresses, consider that an additional offset or symbol is
14157 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14159 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14160 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14162 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14163 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14164 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14166 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14167 to 1 for TYPE_SSE{IADD1,CVT1}.
14168 (prefix_vex_imm8): Removed.
14169 (length_vex): Only pass 1 as second argument to
14170 ix86_attr_length_vex_default if prefix_extra is 0.
14171 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14172 (length): For prefix vex computation use length_immediate
14173 attribute instead of prefix_vex_imm8.
14174 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14175 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14176 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14177 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14178 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14179 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14180 a space in between the operands.
14181 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14182 if one operand is 0xff and the other one si, di, bp or sp.
14183 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14184 other one si, di, bp or sp.
14185 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14186 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14187 type and mode attributes.
14188 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14189 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14190 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14191 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14192 prefix_data16 attribute iff MODE_DF.
14193 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14194 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14195 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14196 constm128_operand in length_immediate computation.
14197 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14198 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14199 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14200 length_immediate attribute to 1.
14201 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14202 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14203 for certain alternatives.
14204 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14205 prefix_data16 attribute if MODE_V1DF.
14206 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14207 length_immediate to 1.
14208 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14209 length_address to 4, set mode attribute to MODE_DI.
14210 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14211 (fxam<mode>2_i387): Set length attribute to 4.
14212 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14213 *prefetch_3dnow_rex): Override length_address attribute.
14214 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14216 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14217 (constm128_operand): Removed.
14218 * config/i386/i386.c (memory_address_length): For
14219 disp && !index && !base in 64-bit mode account for SIB byte if
14220 print_operand_address can't optimize disp32 into disp32(%rip)
14221 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14222 for fs: or gs: segment.
14223 (ix86_attr_length_immediate_default): When checking if shortform
14224 is possible, truncate immediate to the length of the non-shortened
14226 (ix86_attr_length_address_default): Ignore MEM_P operands
14228 (ix86_attr_length_vex_default): Only check for DImode on
14229 GENERAL_REG_P operands.
14230 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14231 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14232 (sse_cvttps2pi): Clear prefix_rep attribute.
14233 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14235 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14236 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14237 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14238 iff operand 2 is const_int_operand.
14239 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14240 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14241 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14243 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14245 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14246 prefix_data16 attribute for movlpd and movhpd instructions.
14247 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14248 length_immediate for shufpd instruction.
14249 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14250 (avx_cmpp<avxmodesuffixf2c><mode>3,
14251 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14252 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14253 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14254 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14255 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14256 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14257 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14258 prefix_data16 attribute for the first alternative to 1.
14259 (*avx_loadlps): Override length_immediate for the first alternative.
14260 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14261 attributes for second alternative.
14262 (*vec_concatv2sf_sse4_1): Override length_immediate and
14263 prefix_data16 attributes for second alternative.
14264 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14265 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14266 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14267 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14268 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14269 prefix_data16 and length_immediate to 1.
14270 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14272 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14273 prefix_extra attribute for variants that don't have 0f prefix alone.
14274 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14275 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14276 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14277 *sse4_1_pextrd): Set length_immediate to 1.
14278 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14279 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14281 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14282 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14283 length_immediate to 1 for second alternative.
14284 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14285 prefix_extra and length_immediate attributes for the first
14287 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14289 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14290 to 1 for the first and third alternative.
14291 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14293 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14295 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14297 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14298 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14299 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14300 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14301 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14302 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14303 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14304 ssse3_psign<mode>3): Override prefix_rex attribute.
14305 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14306 (ssse3_palignrti): Override length_immediate to 1.
14307 (ssse3_palignrdi): Override length_immediate to 1, override
14308 prefix_rex attribute.
14309 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14310 (sse4a_extrqi): Override length_immediate to 2.
14311 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14312 (sse4a_insertq): Override prefix_data16 to 0.
14313 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14314 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14315 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14316 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14317 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14318 and length_immediate to 1.
14319 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14320 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14321 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14322 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14323 and length_immediate to 1.
14324 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14325 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14326 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14327 avx_ptest256): Override prefix_extra to 1.
14328 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14329 Override prefix_data16 and length_immediate to 1.
14330 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14331 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14332 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14333 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14334 prefix_data16 to 0 and prefix_extra to 2.
14335 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14336 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14338 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14339 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14340 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14341 and prefix_extra to 2.
14342 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14343 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14344 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14345 avx_vpermilvar<mode>3,
14346 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14347 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14348 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14349 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14350 Override prefix_extra to 1.
14351 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14352 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14353 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14354 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14355 prefix_extra and length_immediate to 1.
14356 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14358 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14359 to 1 for the first alternative.
14360 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14361 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14363 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14364 *movv2sf_internal_avx, *movv2sf_internal): Override
14365 prefix_rep attribute for certain alternatives.
14366 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14367 attributes for certain alternatives.
14368 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14369 attributes for certain alternatives.
14370 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14371 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14372 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14373 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14374 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14375 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14376 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14377 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14378 length_immediate to 1 if operand 2 is const_int_operand.
14379 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14380 *vec_extractv2si_1): Set length_immediate attribute to 1.
14381 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14382 using old 3DNOW insn rather than SSE/3DNOW_A.
14383 (mmx_emms, mmx_femms): Clear modrm attribute.
14385 2009-05-29 Martin Jambor <mjambor@suse.cz>
14387 * tree-sra.c: New implementation of SRA.
14389 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14390 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14391 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14392 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14393 (SRA_MAX_STRUCTURE_COUNT): Removed.
14394 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14395 * doc/invoke.texi (sra-max-structure-size): Removed.
14396 (sra-field-structure-ratio): Removed.
14398 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14400 PR middle-end/40291
14401 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14404 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14406 PR rtl-optimization/40101
14407 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14408 seqno. Adjust comment.
14409 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14410 inserting bookkeeping before a jump, the jump is not scheduled.
14411 When no positive seqno found, provide a value. Add comment.
14413 2009-05-29 Richard Guenther <rguenther@suse.de>
14415 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14416 short-cutting on the first component.
14418 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14420 PR middle-end/39958
14421 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14422 for trees other than decls/types.
14424 2009-05-29 Richard Guenther <rguenther@suse.de>
14426 * tree-ssa-operands.c (get_expr_operands): Do not handle
14427 INDIRECT_REFs in the handled-component case. Remove
14428 unused get_ref_base_and_extent case.
14429 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14430 tree_low_cst and host_integerp where possible.
14431 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14432 codes for equivalence.
14433 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14435 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14437 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14438 to tmake_file for i[34567]86-*-cygwin*.
14440 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14443 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14444 (altivec_categorize_keyword, init_vector_keywords,
14445 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14448 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14450 * tree.c (handle_dll_attribute): Check if node is
14451 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14453 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14455 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14457 (thumb2_zero_extendqidi2): Likewise.
14459 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14461 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14462 instead of gen_movrt.
14463 * config/sh/sh.md (movrt): Remove.
14465 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14467 * doc/invoke.texi (IA-64 Options):
14468 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14469 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14470 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14471 -msched-prefer-non-control-spec-insns,
14472 -msched-stop-bits-after-every-cycle,
14473 -msched-count-spec-in-critical-path,
14474 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14475 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14476 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14477 and -msched-spec-verbose.
14479 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14481 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14482 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14484 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14486 2009-05-28 Richard Guenther <rguenther@suse.de>
14488 * tree-ssa-alias.c (ao_ref_init): New function.
14489 (ao_ref_base): Likewise.
14490 (ao_ref_base_alias_set): Likewise.
14491 (ao_ref_alias_set): Likewise.
14492 (refs_may_alias_p_1): Change signature.
14493 (refs_may_alias_p): Adjust.
14494 (refs_anti_dependent_p): Likewise.
14495 (refs_output_dependent_p): Likewise.
14496 (call_may_clobber_ref_p_1): Change signature.
14497 (call_may_clobber_ref_p): Adjust.
14498 (stmt_may_clobber_ref_p_1): New function split out from ...
14499 (stmt_may_clobber_ref_p): ... here.
14500 (maybe_skip_until): Adjust signature.
14501 (get_continuation_for_phi): Likewise.
14502 (walk_non_aliased_vuses): Likewise.
14503 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14504 (ao_ref_init): Declare.
14505 (ao_ref_base): Likewise.
14506 (ao_ref_alias_set): Likewise.
14507 (stmt_may_clobber_ref_p_1): Likewise.
14508 (walk_non_aliased_vuses): Adjust.
14509 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14510 (get_ref_from_reference_ops): remove.
14511 (vn_reference_lookup_2): Adjust signature.
14512 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14513 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14514 (vn_reference_lookup): Adjust.
14515 (vn_reference_insert): Likewise.
14516 (vn_reference_insert_pieces): Adjust signature.
14517 (visit_reference_op_call): Adjust.
14518 * tree-ssa-pre.c (get_expr_type): Simplify.
14519 (phi_translate_1): Adjust.
14520 (compute_avail): Likewise.
14521 (translate_vuse_through_block): Do not re-build trees.
14522 (value_dies_in_block_x): Likewise.
14523 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14525 (vn_reference_lookup_pieces): Adjust declaration.
14526 (vn_reference_insert_pieces): Likewise.
14528 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14530 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14531 with checking disabled.
14533 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14537 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14538 macro definition for support of three-operand format aligned
14539 .comm directive in assembler on cygwin/pe/mingw target OS.
14540 * configure: Regenerate.
14541 * config.h: Regenerate.
14543 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14544 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14545 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14547 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14548 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14550 2009-05-28 Ira Rosen <irar@il.ibm.com>
14552 PR tree-optimization/40254
14553 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14554 in analysis of basic blocks.
14556 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14558 PR middle-end/33699
14559 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14560 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14561 (TARGET_INITIALIZER): Use it.
14562 * cse.c (CHEAPER): Move it up to the other macros.
14563 (insert): Rename this ...
14564 (insert_with_costs): ... to this. Add cost parameters. Update
14566 (insert): New function. Call insert_with_costs.
14567 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14568 find_reg_offset_for_const, try_const_anchors): New functions.
14569 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14570 when using a const-anchor. Call insert_const_anchors.
14571 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14572 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14574 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14576 * tree-inline.c (remap_decls): Enable nonlocalized variables
14577 when not optimizing.
14579 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14581 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14582 Simplify other tests involving optimize.
14584 2009-05-27 Tom Tromey <tromey@redhat.com>
14586 * unwind-dw2.c (_Unwind_DebugHook): New function.
14587 (uw_install_context): Call _Unwind_DebugHook.
14589 2009-05-27 Tom Tromey <tromey@redhat.com>
14591 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14593 2009-05-27 Ian Lance Taylor <iant@google.com>
14595 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14596 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14597 (ALL_LINKERFLAGS): Define.
14598 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14599 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14600 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14601 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14602 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14603 $(LINKER_FOR_BUILD).
14604 (build/gcov-iov$(build_exeext)): Likewise.
14606 2009-05-27 Julian Brown <julian@codesourcery.com>
14608 * gcse.c (target.h): Include.
14609 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14610 copy of argument to a pseudo register.
14612 2009-05-27 Diego Novillo <dnovillo@google.com>
14614 * tree-ssa-live.c (dump_scope_block): Document arguments.
14615 (dump_scope_blocks): Document.
14616 (debug_scope_blocks): New.
14617 * tree-flow.h (debug_scope_blocks): Declare.
14619 2009-05-21 Denis Chertykov <denisc@overta.ru>
14621 * doc/contrib.texi (Contributors): Add myself to the list.
14623 2009-05-27 Olivier Hainque <hainque@adacore.com>
14625 * expr.c (target_align): New function. Alignment the TARGET of an
14626 assignment may be assume to have.
14627 (highest_pow2_factor_for_target): Use it instead of relying on
14628 immediate tree attributes of TARGET, not necessarily honored when
14629 intermediate bitfields are involved.
14631 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14634 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14635 AVX, SSE4, AES, PCLMUL and POPCNT.
14637 2009-05-27 Diego Novillo <dnovillo@google.com>
14639 * tree-pretty-print.c (dump_location): New.
14640 (dump_generic_node): Call it.
14641 Factor code to handle BLOCK nodes ...
14642 (dump_block_node): ... here.
14644 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14646 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14648 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14650 * gcc-plugin.h: Include config.h and system.h.
14651 (IN_GCC): Define if not defined.
14653 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14655 PR middle-end/40249
14656 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14659 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14661 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14663 * config/m32r/m32r.h: Ditto.
14664 * config/m32r/m32r.md: Ditto.
14665 * config/m32r/predicates.md: Ditto.
14667 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14669 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14671 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14674 (Loading plugins): typo.
14675 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14676 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14677 (Interacting with the GCC Garbage Collector): Added new section.
14678 (Giving information about a plugin): Added new section for
14680 * ggc.h (ggc_register_root_tab): Added declaration.
14681 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14682 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14683 (register_callback): Improved comment in declaration.
14684 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14685 (extra_root_vec) Added static variable for dynamic roots registration.
14686 (ggc_register_root_tab) Added new routine.
14687 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14688 PLUGIN_GGC_MARKING event.
14689 * ggc-zone.c: Include plugin.h.
14690 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14691 * ggc-page.c: Include plugin.h.
14692 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14693 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14694 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14695 (register_callback): check lack of callbacks for
14696 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14697 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14698 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14699 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14700 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14701 dependency on plugin.h.
14702 (plugin.o): Added dependency on ggc.h...
14704 2009-05-26 Richard Guenther <rguenther@suse.de>
14706 PR middle-end/40248
14708 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14709 with mismatched comparison modes.
14711 * expr.c (expand_expr_real_1): Expand the operand of a
14712 VIEW_CONVERT_EXPR in its natural mode.
14714 2009-05-26 Ian Lance Taylor <iant@google.com>
14716 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14717 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14718 (ALL_COMPILERFLAGS): Define.
14719 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14720 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14721 (collect2$(exeext), collect2.o): Likewise.
14722 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14723 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14724 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14725 (libbackend.o, intl.o, cppdefault.o): Likewise.
14726 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14727 (build/%.o): Use $(COMPILER_FOR_BUILD).
14728 (build/gen%$(build_exeext)): Likewise.
14729 (build/gcov-iov$(build_exeext)): LIkewise.
14730 * config/t-darwin (darwin.o): Use $(COMPILER).
14731 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14732 * config/t-sol2 (sol2-c.o): Likewise.
14733 (sol2.o): Likewise.
14734 * config/t-vxworks (vxworks.o): Likewise.
14735 * config/x-darwin (host-darwin.o): Likewise.
14736 * config/x-hpux (host-hpux.o): Likewise.
14737 * config/x-linux (host-linux.o): Likewise.
14738 * config/x-solaris (host-solaris.o): Likewise.
14739 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14740 * config/arm/t-arm (arm-c.o): Likewise.
14741 * config/arm/t-pe (pe.o): Likewise.
14742 * config/arm/t-wince-pe (pe.o): Likewise.
14743 * config/i386/t-cygming (winnt.o): Likewise.
14744 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
14745 * config/i386/t-cygwin (cygwin1.o): Likewise.
14746 (cygwin2.o): Likewise.
14747 * config/i386/t-i386 (i386-c.o): Likewise.
14748 * config/i386/t-interix (winnt.o): Likewise.
14749 * config/i386/t-netware (netware.o): Likewise.
14750 * config/i386/t-nwld (nwld.o): Likewise.
14751 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
14752 * config/i386/x-i386 (driver-i386.o): Likewise.
14753 * config/i386/x-cygwin (host-cygwin.o): Likewise.
14754 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
14755 * config/ia64/t-ia64 (ia64-c.o): Likewise.
14756 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
14757 * config/mips/x-native (driver-native.o): Likewise.
14758 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
14759 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
14760 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
14761 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
14762 * config/score/t-score-elf (score7.o): Likewise.
14763 (score3.o): Likewise.
14764 * config/sh/t-sh (sh-c.o): Likewise.
14765 * config/sh/t-symbian (sh-c.o): Likewise.
14766 (symbian.o): Likewise.
14767 * config/spu/t-spu-elf (spu-c.o): Likewise.
14768 * config/v850/t-v850 (v850-c.o): Likewise.
14769 * config/v850/t-v850e (v850-c.o): Likewise.
14771 2009-05-26 Richard Guenther <rguenther@suse.de>
14773 PR tree-optimization/40122
14774 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
14775 VECTOR_CSTs if possible.
14776 (fold_gimple_assign): Likewise.
14778 2009-05-26 Richard Guenther <rguenther@suse.de>
14780 PR middle-end/40252
14781 * fold-const.c (fold_binary): Use the correct types for building
14784 2009-05-26 Richard Guenther <rguenther@suse.de>
14786 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
14787 redundant calls to merge_alias_info.
14788 (bump_vector_ptr): Likewise.
14789 * tree-ssa-copy.c (merge_alias_info): Remove.
14790 (replace_exp_1): Remove call to merge_alias_info.
14791 (propagate_tree_value): Likewise.
14792 (fini_copy_prop): Propagate points-to info.
14793 * tree-flow.h (merge_alias_info): Remove.
14795 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14797 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
14799 2009-05-25 Jan Hubicka <jh@suse.cz>
14801 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14802 * cgraph.h (struct inline_summary): New filed self_wize,
14803 size_inlining_benefit, self_time and time_inlining_benefit.
14804 (struct cgraph_global_info): Replace insns by time ans size fields.
14805 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14806 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14807 (ipcp_update_callgraph): Do not touch function bodies.
14808 * ipa-inline.c: Include except.h
14809 (MAX_TIME): New constant.
14810 (overall_insns): Remove.
14811 (leaf_node_p): New.
14812 (overall_size, max_benefit): New static variables.
14813 (cgraph_estimate_time_after_inlining): New function.
14814 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14815 (cgraph_clone_inlined_nodes): Update size.
14816 (cgraph_mark_inline_edge): Update size.
14817 (cgraph_estimate_growth): Use size info.
14818 (cgraph_check_inline_limits): Check size.
14819 (cgraph_default_inline_p): Likewise.
14820 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14821 (cgraph_decide_recursive_inlining): Check size.
14822 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14824 (cgraph_decide_inlining): Likewise.
14825 (cgraph_decide_inlining_incrementally): Likewise; honor
14826 PARAM_EARLY_INLINING_INSNS.
14827 (likely_eliminated_by_inlining_p): New predicate.
14828 (estimate_function_body_sizes): New function.
14829 (compute_inline_parameters): Use it.
14830 * except.c (must_not_throw_labels): New function.
14831 * except.h (must_not_throw_labels): Declare.
14832 * tree-inline.c (init_inline_once): Kill inlining_weigths
14833 * tree-ssa-structalias.c: Avoid uninitialized warning.
14834 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14835 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14836 (PARAM_INLINE_CALL_COST): Remove.
14837 (PARAM_EARLY_INLINING_INSNS): New.
14839 2009-05-25 Richard Guenther <rguenther@suse.de>
14841 PR tree-optimization/36327
14842 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
14843 callback for reference translation or lookup at the point of may-defs.
14844 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
14845 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
14846 for union COMPONENT_REFs.
14847 (vn_reference_lookup_3): New callback. Lookup from memset
14848 and CONSTRUCTOR assignment, translate through struct copies.
14849 (vn_reference_lookup_pieces): Make sure to not free the
14850 passed operands array. Adjust walk_non_aliased_vuses call.
14851 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
14852 make sure we do not leak memory.
14854 2009-05-25 Richard Guenther <rguenther@suse.de>
14856 * tree-ssa-alias.h (dump_points_to_solution): Declare.
14857 * tree-inline.c (expand_call_inline): Reset the escaped and
14858 callused solutions.
14859 * tree-ssa-structalias.c (pass_build_ealias): New.
14860 * tree-pass.h (pass_build_ealias): Declare.
14861 * passes.c (init_optimization_passes): Add PTA during
14862 early optimizations.
14863 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14864 and CALLUSED solutions.
14865 (dump_points_to_solution): New function, split out from ...
14866 (dump_points_to_info_for): ... here.
14867 * tree-parloops.c (parallelize_loops): Reset the escaped and
14868 callused solutions.
14870 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14873 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14874 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14876 2009-05-25 Ira Rosen <irar@il.ibm.com>
14878 PR tree-optimization/40238
14879 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14880 statements after basic block's labels.
14881 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14882 to free the allocated memory.
14884 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14886 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14887 return address with a USE.
14889 2009-05-24 Richard Guenther <rguenther@suse.de>
14891 PR middle-end/40233
14892 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14893 array type from the main variant of the inner type.
14895 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14897 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14898 definition to bool (from int) to un-break build.
14899 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14901 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14903 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14904 discard_stmt_changes): Delete.
14905 * tree-ssa-operands.c (scb_stack): Delete.
14906 (init_ssa_operands): Do not initialize it.
14907 (fini_ssa_operands): Do not free it.
14908 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14910 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14911 update_stmt, remove the others. Fix comments.
14912 * tree-dfa.c (optimize_stack_restore): Likewise.
14913 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14914 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14915 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14916 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14918 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14919 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14920 (dom_opt_finalize_block): Likewise, adjusting access to
14922 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14923 (stmts_to_rescan): Change item type to gimple.
14924 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14926 2009-05-24 Ira Rosen <irar@il.ibm.com>
14928 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14929 * tree-pass.h (pass_slp_vectorize): New pass.
14930 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14931 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14932 * tree-vectorizer.c (timevar.h): Include.
14933 (user_vect_verbosity_level): Declare.
14934 (vect_location): Fix comment.
14935 (vect_set_verbosity_level): Update user_vect_verbosity_level
14936 instead of vect_verbosity_level.
14937 (vect_set_dump_settings): Add an argument. Ignore user defined
14938 verbosity if dump flags require higher level of verbosity. Print to
14939 stderr only for loop vectorization.
14940 (vectorize_loops): Update call to vect_set_dump_settings.
14941 (execute_vect_slp): New function.
14942 (gate_vect_slp): Likewise.
14943 (struct gimple_opt_pass pass_slp_vectorize): New.
14944 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14945 access its members.
14946 (vec_info_for_bb): New function.
14947 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14948 (VECTORIZATION_ENABLED): New macro.
14949 (SLP_ENABLED, SLP_DISABLED): Likewise.
14950 (vect_is_simple_use): Add bb_vec_info argument.
14951 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14952 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14953 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14954 vect_schedule_slp, vect_analyze_slp): Likewise.
14955 (vect_analyze_stmt): Add slp_tree argument.
14956 (find_bb_location): Declare.
14957 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14958 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14959 (vect_analyze_loop_operations, vect_analyze_loop,
14960 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14961 vect_finalize_reduction, vectorizable_reduction,
14962 vectorizable_live_operation, vect_transform_loop): Likewise.
14963 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14964 skip evolution analysis if analyzing a basic block.
14965 (dr_analyze_indices): Likewise.
14966 (initialize_data_dependence_relation): Skip the test whether the
14967 object is invariant for basic blocks.
14968 (compute_all_dependences): Skip dependence analysis for data
14969 references in basic blocks.
14970 (find_data_references_in_stmt): Don't fail in case of invariant
14971 access in basic block.
14972 (find_data_references_in_bb): New function.
14973 (find_data_references_in_loop): Move code to
14974 find_data_references_in_bb and add a call to it.
14975 (compute_data_dependences_for_bb): New function.
14976 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14977 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14979 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14980 unknown dependence in basic block and fail in case of dependence in
14982 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14983 dependence instances from either loop or basic block vectorization
14985 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14986 before calling nested_in_vect_loop_p.
14987 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14988 dependence instances from either loop or basic block vectorization
14990 (vect_verify_datarefs_alignment): Likewise.
14991 (vect_enhance_data_refs_alignment): Adjust function calls.
14992 (vect_analyze_data_refs_alignment): Likewise.
14993 (vect_analyze_group_access): Fix printing. Skip different checks if
14994 DR_STEP is 0. Keep strided stores either in loop or basic block
14995 vectorization data structure. Fix indentation.
14996 (vect_analyze_data_ref_access): Fix comments, allow zero step in
14998 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
14999 dependence instances from either loop or basic block vectorization
15001 (vect_analyze_data_refs): Update comment. Call
15002 compute_data_dependences_for_bb to analyze basic blocks.
15003 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15004 case of loop vectorization. In case of basic block vectorization use
15005 data-ref itself as a base.
15006 (vect_create_data_ref_ptr): In case of basic block vectorization:
15007 don't advance the pointer, add new statements before the current
15008 statement. Adjust function calls.
15009 (vect_supportable_dr_alignment): Support only aligned accesses in
15010 basic block vectorization.
15011 * common.opt (ftree-slp-vectorize): New flag.
15012 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15013 (vect_pattern_recog_1): Likewise.
15014 * tree-vect-stmts.c (process_use): Likewise.
15015 (vect_init_vector): Add new statements in the beginning of the basic
15016 block in case of basic block SLP.
15017 (vect_get_vec_def_for_operand): Adjust function calls.
15018 (vect_finish_stmt_generation): Likewise.
15019 (vectorizable_call): Add assert that it is loop vectorization, adjust
15021 (vectorizable_conversion, vectorizable_assignment): Likewise.
15022 (vectorizable_operation): In case of basic block SLP, take
15023 vectorization factor from statement's type and skip the relevance
15024 check. Adjust function calls.
15025 (vectorizable_type_demotion): Add assert that it is loop
15026 vectorization, adjust function calls.
15027 (vectorizable_type_promotion): Likewise.
15028 (vectorizable_store): Check for outer loop only in case of loop
15029 vectorization. Adjust function calls. For basic blocks, skip the
15030 relevance check and don't advance pointers.
15031 (vectorizable_load): Likewise.
15032 (vectorizable_condition): Add assert that it is loop vectorization,
15033 adjust function calls.
15034 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15035 that it is not reduction, get vector type, call only supported
15036 functions, skip loop specific parts.
15037 (vect_transform_stmt): Check for outer loop only in case of loop
15039 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15040 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15041 for external definition.
15042 * passes.c (pass_slp_vectorize): New pass.
15043 * tree-vect-slp.c (find_bb_location): New function.
15044 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15045 check for patterns only in loops.
15046 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15047 case of multiple types in basic block SLP.
15048 (vect_mark_slp_stmts_relevant): New function.
15049 (vect_supported_load_permutation_p): Fix comment.
15050 (vect_analyze_slp_instance): Add argument. In case of basic block
15051 SLP, take vectorization factor from statement's type, check that
15052 unrolling factor is 1. Adjust function call. Save SLP instance in
15053 either loop or basic block vectorization structure. Return FALSE,
15055 (vect_analyze_slp): Add argument. Get strided stores groups from
15056 either loop or basic block vectorization structure. Return FALSE
15057 if basic block SLP failed.
15058 (new_bb_vec_info): New function.
15059 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15060 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15061 (vect_schedule_slp): Add argument. Get SLP instances from either
15062 loop or basic block vectorization structure. Set vectorization factor
15063 to be 1 for basic block SLP.
15064 (vect_slp_transform_bb): New function.
15065 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15067 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15069 * final.c (shorten_branches): Do not align labels for jump tables.
15070 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15072 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15074 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15075 Remove outdated reference to flow.c and fix nits.
15076 * doc/gccint.texi: Tweak RTL description.
15077 * doc/rtl.texi: Likewise.
15079 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15081 * config/avr/avr.c: Change my email address.
15082 * config/avr/avr.h: Likewise.
15083 * config/avr/avr.md: Likewise.
15084 * config/avr/avr-protos.h: Likewise.
15085 * config/avr/libgcc.S: Likewise.
15087 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15089 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15090 (spu_split_load, spu_split_store): Change return type to int.
15091 (spu_split_convert): Declare.
15092 * config/spu/predicates.md (spu_mem_operand): Remove.
15093 (spu_mov_operand): Update.
15094 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15095 * config/spu/spu.c (regno_aligned_for_load): Remove.
15096 (reg_aligned_for_addr, spu_expand_load): Define.
15097 (spu_expand_extv): Reimplement and handle MEM.
15098 (spu_expand_insv): Handle MEM.
15099 (spu_sched_reorder): Handle insn's with length 0.
15100 (spu_legitimate_address_p): Reimplement.
15101 (store_with_one_insn_p): Return TRUE for any mode with size
15102 larger than 16 bytes.
15103 (address_needs_split): Define.
15104 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15106 (spu_convert_move): Define.
15107 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15108 (spu_split_store): Change all MEM's to TImode.
15109 (spu_init_expanders): Preallocate registers that correspond to
15110 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15112 (spu_split_convert): Define.
15113 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15114 (_move<mode>, _movdi, _movti): Update predicate and condition.
15115 (load, store): Change to define_split.
15116 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15118 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15119 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15120 define_insn_and_split of lshr<mode>3.
15121 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15122 (<v>ashr<mode>3_imm): Define.
15123 (extv, extzv, insv): Allow MEM operands.
15124 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15125 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15126 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15127 (_spu_convert2): Change to define_insn_and_split and remove the
15128 corresponding define_peephole2.
15129 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15130 Change predicates to memory_operand.
15132 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15134 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15136 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15138 PR tree-optimization/40219
15139 * tree.c (iterative_hash_expr): Make sure the builtin function is
15140 a normal builtin function and not a front end or back end builtin
15141 before indexing into the built_in_decls array.
15143 2009-05-22 Richard Guenther <rguenther@suse.de>
15145 PR middle-end/38964
15146 * alias.c (write_dependence_p): Do not use TBAA for answering
15147 anti-dependence or output-dependence.
15148 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15149 (emit_pointer_definition): Remove.
15150 (emit_alias_warning): Likewise.
15151 (find_what_var_points_to): Remove TBAA pruning code.
15152 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15154 (compute_points_to_sets): Remove code computing the set of
15155 dereferenced pointers.
15156 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15157 oracle for querying anti and output dependencies.
15158 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15159 if TBAA may be applied.
15160 (refs_anti_dependent_p): New function.
15161 (refs_output_dependent_p): Likewise.
15162 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15163 (refs_output_dependent_p): Likewise.
15164 * doc/tree-ssa.texi (Memory model): New section.
15165 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15166 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15167 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15168 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15169 * expr.c (expand_expr_real_1): Likewise.
15170 * gimple-low.c (lower_stmt): Likewise.
15171 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15172 (dump_gimple_cdt): Remove.
15173 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15174 (gimple_size): Likewise.
15175 (walk_gimple_op): Likewise.
15176 (is_gimple_stmt): Likewise.
15177 (walk_stmt_load_store_addr_ops): Likewise.
15178 (gimple_build_cdt): Remove.
15179 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15180 * gimple.h (gimple_cdt_new_type): Remove.
15181 (gimple_cdt_new_type_ptr): Likewise.
15182 (gimple_cdt_set_new_type): Likewise.
15183 (gimple_cdt_location): Likewise.
15184 (gimple_cdt_location_ptr): Likewise.
15185 (gimple_cdt_set_location): Likewise.
15186 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15187 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15188 GIMPLE_CHANGE_DYNAMIC_TYPE.
15189 (verify_types_in_gimple_stmt): Likewise.
15190 * tree-inline.c (estimate_num_insns): Likewise.
15191 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15192 (copy_decl_to_var): Likewise.
15193 (copy_result_decl_to_var): Likewise.
15194 * tree-pretty-print.c (dump_generic_node): Do not handle
15195 CHANGE_DYNAMIC_TYPE_EXPR.
15196 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15197 * tree-ssa-operands.c (get_expr_operands): Likewise.
15198 * tree-ssa-structalias.c (struct variable_info): Remove
15199 no_tbaa_pruning member.
15200 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15201 (unify_nodes): Do not copy it.
15202 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15203 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15204 (set_uids_in_ptset): Do not check it.
15205 (find_what_var_points_to): Likewise.
15206 (compute_tbaa_pruning): Remove.
15207 (compute_points_to_sets): Do not call it.
15208 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15209 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15210 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15211 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15212 (DECL_NO_TBAA_P): Likewise.
15213 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15214 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15215 (expand_omp_atomic_pipeline): Do not set it.
15216 * print-tree.c (print_node): Do not dump it.
15217 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15220 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15223 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15226 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15228 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15231 2009-05-22 Ben Elliston <bje@au.ibm.com>
15233 * Makefile.in (bversion.h, s-bversion): New targets.
15234 (TOPLEV_H): Add bversion.h.
15235 * toplev.h: Include "bversion.h".
15236 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15237 the __format__ attribute only if compiling with the same version
15238 of GCC as the sources (the "build version").
15240 2009-05-22 Ben Elliston <bje@au.ibm.com>
15242 * c-format.c (handle_format_attribute): Fix comment typo.
15244 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15247 * config/ia64/ia64.opt (mfused-madd): New.
15248 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15249 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15250 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15251 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15252 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15253 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15254 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15255 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15256 instruction if !TARGET_FUSED_MADD.
15257 (fpma, fpms): Remove colon from name.
15259 2009-05-22 Richard Guenther <rguenther@suse.de>
15261 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15262 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15263 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15265 (create_expression_by_pieces): Only convert if necessary.
15266 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15267 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15269 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15271 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15272 regular pattern from a template and rename it ...
15273 (*extzv_truncsi_exts): ... to this.
15275 2009-05-21 Richard Guenther <rguenther@suse.de>
15277 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15278 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15279 (cgraph_default_inline_p): Likewise.
15280 (cgraph_decide_inlining_incrementally): Likewise.
15282 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15283 Uros Bizjak <ubizjak@gmail.com>
15285 * config/i386/cpuid.h (bit_MOVBE): New.
15287 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15289 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15290 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15291 (ix86_handle_option): Handle OPT_mmovbe.
15292 (ix86_target_string): Add -mmovbe.
15293 (pta_flags): Add PTA_MOVBE.
15294 (processor_alias_table): Add PTA_MOVBE to "atom".
15295 (override_options): Handle PTA_MOVBE.
15297 * config/i386/i386.h (TARGET_MOVBE): New.
15299 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15300 (*bswapsi_movbe): New.
15301 (*bswapdi_movbe): Likewise.
15302 (bswapdi2): Renamed to ...
15303 (*bswapdi_1): This.
15304 (bswapdi2): New expander.
15306 * config/i386/i386.opt (mmovbe): New.
15308 * doc/invoke.texi: Document -mmovbe.
15310 2009-05-21 Taras Glek <tglek@mozilla.com>
15312 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15313 * gcc-plugin.h (plugin_init): Updated signature.
15314 * gcc-plugin.h (plugin_name_args): Moved to this header.
15315 * doc/plugins.texi (plugin_init): Updated documention to reflect
15317 * doc/plugins.texi (plugin_name_args): Added to documention.
15319 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15321 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15322 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15324 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15326 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15327 JUMP_TABLE_DATA_P predicates where applicable.
15328 * config/i386/predicates.md: Ditto.
15329 * config/i386/sse.md: Ditto.
15331 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15333 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15334 operand2 -128 override length_immediate attribute to 1.
15335 * config/i386/predicates.md (constm128_operand): New predicate.
15337 * config/i386/i386.c (memory_address_length): Handle %r12
15338 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15340 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15341 mode look through optional ZERO_EXTEND and SUBREG.
15342 * config/i386/i386.md (R12_REG): New define_constant.
15343 (prefix_data16): For sse unit set also for MODE_TI insns.
15344 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15345 insns set if operand 1 is ext_QIreg_operand.
15346 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15347 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15349 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15350 mode from MODE_DI to MODE_SI.
15351 (movdi_1_rex64): Override modrm and length_immediate attributes
15352 only for movabs (TYPE_IMOV, alternative 2).
15353 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15354 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15355 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15356 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15357 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15358 prefix_rex attribute if DImode.
15359 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15360 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15361 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15362 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15363 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15364 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15365 Likewise. For TYPE_IMOV clear length_immediate attribute.
15366 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15367 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15368 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15369 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15370 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15371 or one operand TYPE_ISHIFT.
15372 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15373 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15374 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15375 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15376 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15377 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15378 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15379 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15380 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15381 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15382 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15383 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15384 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15385 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15386 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15387 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15388 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15389 set mode attribute, don't override length attribute.
15390 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15392 (return_internal_long): Set length attribute to 2 instead of 1.
15393 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15394 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15395 prefix_rex attribute.
15396 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15398 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15400 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15402 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15404 2009-05-20 Ian Lance Taylor <iant@google.com>
15406 * tree.c (build_tree_list_vec_stat): New function.
15407 (ctor_to_vec): New function.
15408 (build_nt_call_vec): New function.
15409 (build_call_array): Change args to be a const pointer.
15410 (build_call_vec): New function.
15411 * tree.h (build_nt_call_vec): Declare.
15412 (build_tree_list_vec_stat): Declare.
15413 (build_tree_list_vec): Define.
15414 (build_call_array): Update declaration.
15415 (build_call_vec): Declare.
15416 (ctor_to_vec): Declare.
15417 * c-common.c (tree_vector_cache): New static variable.
15418 (make_tree_vector): New function.
15419 (release_tree_vector): New function.
15420 (make_tree_vector_single): New function.
15421 (make_tree_vector_copy): New function.
15422 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15423 (make_tree_vector_single, make_tree_vector_copy): Declare.
15424 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15425 (c_parser_expr_list): Don't manage cache here, instead call
15427 (c_parser_release_expr_list): Remove static function.
15428 (c_parser_vec_to_tree_list): Remove static function.
15429 (c_parser_attributes): Call build_tree_list_vec instead of
15430 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15431 c_parser_release_expr_list.
15432 (c_parser_postfix_expression_after_primary): Likewise.
15433 (c_parser_objc_keywordexpr): Likewise.
15435 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15437 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15438 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15439 TARGET_CONVERT_TO_TYPE.
15440 * hooks.c (hook_tree_const_tree_null): Define.
15441 * hooks.h (hook_tree_const_tree_null): Declare.
15442 * target.h (struct gcc_target): Add invalid_parameter_type,
15443 invalid_return_type, promoted_type, and convert_to_type fields.
15444 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15445 (TARGET_INVALID_RETURN_TYPE): Define.
15446 (TARGET_PROMOTED_TYPE): Define.
15447 (TARGET_CONVERT_TO_TYPE): Define.
15448 (TARGET_INITIALIZER): Update for new fields.
15449 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15450 (grokparms): Check targetm.invalid_parameter_type.
15451 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15452 * c-convert.c (convert): Check targetm.convert_to_type.
15454 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15456 * config/mips/mips.md (*extenddi_truncate<mode>,
15457 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15459 (*extendhi_truncateqi): New define_insn_and_sptit.
15461 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15463 PR middle-end/40204
15464 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15465 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15467 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15469 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15470 the operand of VIEW_CONVERT_EXPR.
15472 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15474 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15475 extended family and model for Intel processors. Support Intel Atom.
15477 2009-05-20 Olivier Hainque <hainque@adacore.com>
15479 * gstab.h (stab_code_type): Define, to be used instead of the
15480 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15482 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15483 occurrences by stab_code_type.
15484 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15486 2009-05-20 Martin Jambor <mjambor@suse.cz>
15488 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15489 (sra_insert_before): Likewise.
15490 (sra_insert_after): Likewise.
15491 (sra_init_cache): Likewise.
15492 (sra_type_can_be_decomposed_p): Likewise.
15493 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15494 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15495 (sra_insert_before): Likewise.
15496 (sra_insert_after): Likewise.
15497 (sra_init_cache): Likewise.
15498 (insert_edge_copies_seq): Made static and moved upwards.
15500 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15503 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15505 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15506 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15509 2009-05-20 Richard Guenther <rguenther@suse.de>
15511 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15512 with mismatched comparison modes.
15514 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15516 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15517 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15518 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15519 with shifts for Thumb2.
15520 (orsi_notsi): New for orn.
15521 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15522 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15523 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15524 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15525 Don't invert remainder for IOR.
15527 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15529 PR tree-optimization/40087
15530 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15531 number_of_iterations_ne): Rename never_infinite argument.
15532 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15533 number_of_iterations_le): Handle pointer-type ivs when
15534 exit_must_be_taken is false.
15535 (number_of_iterations_cond): Do not always assume that
15536 exit_must_be_taken if the control variable is a pointer.
15538 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15540 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15541 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15543 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15545 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15546 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15548 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15551 * c.opt (Wlogical-op): Disabled by default.
15552 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15554 * doc/invoke.texi (Wlogical-op): Likewise.
15556 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15558 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15560 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15561 Propagate the type of the first operand.
15562 <ASSERT_EXPR>: Simplify.
15563 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15564 Rewrite using the RHS code as discriminant.
15565 <NOP_EXPR>: Turn into CASE_CONVERT.
15566 <PLUS_EXPR>: Propagate the type of the first operand.
15568 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15570 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15571 (ia64_dconst_0_375): New.
15572 * config/ia64/ia64.c (ia64_override_options): Remove
15573 -minline-sqrt-min-latency warning.
15574 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15575 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15576 * config/ia64/ia64.md (*sqrt_approx): Remove.
15577 (sqrtsf2): Remove #if 0.
15578 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15579 (sqrtdf): Remove assert.
15580 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15581 (sqrtxf2): Remove #if 0.
15582 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15583 * div.md (sqrt_approx_rf): New.
15584 (sqrtsf2_internal_thr): New implementation.
15585 (sqrtsf2_internal_lat): New.
15586 (sqrtdf2_internal_thr: New implementation.
15587 (sqrtxf2_internal): New implementation.
15589 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15590 Hans-Peter Nilsson <hp@axis.com>
15592 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15593 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15594 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15595 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15596 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15597 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15598 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15599 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15600 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15601 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15602 * c-common.c: ...from here.
15604 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15606 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15608 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15610 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15612 2009-05-19 Ben Elliston <bje@au.ibm.com>
15614 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15615 assignments with memcpy calls.
15616 (add_fdes): Likewise.
15617 (binary_search_unencoded_fdes): Likewise.
15618 (linear_search_fdes): Eliminate type puns.
15620 2009-05-19 Richard Guenther <rguenther@suse.de>
15622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15623 not falsely claim to have propagated into all uses.
15625 2009-05-19 Ben Elliston <bje@au.ibm.com>
15627 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15630 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15632 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15633 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15634 (TARGET_LEGITIMATE_ADDRESS_P): New.
15635 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15636 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15638 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15641 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15642 child of the containing namespace's DIE.
15644 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15646 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15647 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15648 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15651 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15654 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15655 gen_align with gen_pad.
15656 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15657 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15659 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15660 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15662 * config/i386/i386.md (align): Renamed to ...
15663 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15664 ASM_OUTPUT_MAX_SKIP_PAD.
15666 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15668 * config.gcc: Fix variable syntax.
15671 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15672 before calling exact_log2.
15673 (output_iorsi3): Likewise.
15674 (output_xorsi3): Likewise.
15676 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15678 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15679 for the none zero constant operand except for EQ and NE
15680 comprisons even when the first operand is R0.
15682 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15684 * config/s390/2064.md: Remove trailing whitespaces.
15685 * config/s390/2084.md: Likewise.
15686 * config/s390/constraints.md: Likewise.
15687 * config/s390/fixdfdi.h: Likewise.
15688 * config/s390/libgcc-glibc.ver: Likewise.
15689 * config/s390/s390-modes.def: Likewise.
15690 * config/s390/s390-protos.h: Likewise.
15691 * config/s390/s390.c: Likewise.
15692 * config/s390/s390.h: Likewise.
15693 * config/s390/s390.md: Likewise.
15694 * config/s390/tpf-unwind.h: Likewise.
15696 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15698 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15700 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15703 * configure.ac (m68k-*-*): Check if binutils support TLS.
15704 * configure: Regenerate.
15705 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15706 * config/m68k/constraints.md (Cu): New constraint.
15707 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15708 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15709 (movsi): Handle TLS symbols.
15710 (addsi3_5200): Handle XTLS symbols, indent.
15711 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15712 (m68k_tls_reference_p): Declare.
15713 (m68k_legitimize_address): Declare.
15714 (m68k_unwrap_symbol): Declare.
15715 * config/m68k/m68k.opt (mxtls): New option.
15716 * config/m68k/m68k.c (ggc.h): Include.
15717 (m68k_output_dwarf_dtprel): Implement hook.
15718 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15719 (m68k_expand_prologue): Load GOT pointer when function needs it.
15720 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15721 (m68k_legitimate_constant_address_p): Same.
15722 (m68k_decompose_address): Handle TLS references.
15723 (m68k_get_gp): New static function.
15724 (enum m68k_reloc): New contants.
15725 (TLS_RELOC_P): New macro.
15726 (m68k_wrap_symbol): New static function.
15727 (m68k_unwrap_symbol): New function.
15728 (m68k_final_prescan_insn_1): New static function.
15729 (m68k_final_prescan_insn): New function.
15730 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15732 (legitimize_pic_address): Handle TLS references..
15733 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15734 (m68k_libcall_value_in_a0_p)
15735 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15736 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15737 (m68k_legitimize_tls_address): Handle TLS references.
15738 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15740 (m68k_legitimize_address): Handle TLS symbols.
15741 (m68k_get_reloc_decoration): New static function.
15742 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
15744 (m68k_output_dwarf_dtprel): Implement hook.
15745 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
15746 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
15747 m68k_call_* routines.
15748 (sched_attr_op_type): Handle TLS symbols.
15749 (gt-m68k.h): Include.
15750 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
15751 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
15753 2009-05-18 Martin Jambor <mjambor@suse.cz>
15755 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
15756 (visit_store_addr_for_mod_analysis): New function.
15757 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
15758 (determine_cst_member_ptr): Use gimple_assign_single_p.
15759 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
15760 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
15761 operands. Don't check number of operands of a NOP_EXPR.
15763 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
15765 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
15767 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
15770 * c-common.c (warn_logical_operator): Don't warn if one of
15771 expression isn't always true or false.
15773 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
15775 * config/i386/biarch32.h: New file.
15776 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
15778 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
15780 * config/mips/mips.md (*zero_extend<mode>_trunchi,
15781 *zero_extend<mode>_truncqi): Merge these into ...
15782 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
15783 Name the pattern following this as *zero_extendhi_truncqi.
15785 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
15787 PR middle-end/39301
15788 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
15789 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
15790 (output_info): Make field HOST_WIDEST_INT.
15791 (print_statistics): Use HOST_WIDEST_INT_PRINT.
15792 (dump_bitmat_statistics): Same.
15794 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
15796 * config.gcc (use_gcc_stdint): Set to wrap.
15797 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15798 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15799 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15800 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15801 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15802 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15803 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15804 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15806 2009-05-16 Joseph Myers <joseph@codesourcery.com>
15808 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
15810 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
15811 Move definitions earlier.
15812 (OPT_ARCH64, OPT_ARCH32): Define.
15813 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
15816 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15819 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
15822 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15824 * arm.md (movdi2): Copy non-reg values to DImode registers.
15826 2009-05-16 Jakub Jelinek <jakub@redhat.com>
15829 * final.c (label_to_max_skip): New function.
15830 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
15831 CODE_LABEL_NUMBER <= max_labelno.
15832 * output.h (label_to_max_skip): New prototype.
15833 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
15834 (ix86_avoid_jump_mispredicts): ... this. Don't define if
15835 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
15836 Handle CODE_LABELs with >= 16 byte alignment or with
15837 max_skip == (1 << align) - 1.
15838 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
15839 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
15842 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
15843 .p2align 3 if MAX_SKIP is smaller than 7.
15844 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15846 2009-05-15 Ian Lance Taylor <iant@google.com>
15848 * alias.c (struct alias_set_entry_d): Rename from struct
15849 alias_set_entry. Change all uses.
15850 * except.c (struct call_site_record_d): Rename from struct
15851 call_site_record. Change all uses.
15852 * except.h (struct eh_region_d): Rename from struct eh_region.
15854 * gcse.c (struct hash_table_d): Rename from struct hash_table.
15856 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
15857 ivtype_map_elt. Change all uses.
15858 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15860 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15861 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15863 (struct sese_d): Rename from struct sese. Change all uses.
15864 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15865 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15866 * optabs.h (struct optab_d): Rename from struct optab. Change all
15868 (struct convert_optab_d): Rename from struct convert_optab.
15870 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15871 ipa_opt_pass. Change all uses.
15872 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15875 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15876 defined as a typedef.
15877 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15880 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15883 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15885 (merge_ranges): Returns bool.
15886 * tree.h (make_range): .. to here.
15887 (build_range_check): Likewise.
15888 (merge_ranges): Likewise. Renamed from merge_ranges.
15889 * c-typeck.c (parser_build_binary_op): Update calls to
15890 warn_logical_operator.
15891 * c-common.c (warn_logical_operator): Add new warning.
15892 * c-common.h (warn_logical_operator): Update declaration.
15894 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15896 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15898 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15900 * doc/install.texi: Document MPC requirements, flags etc.
15902 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15903 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15904 Evaluate constant arguments.
15905 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15906 (fold_builtin_1): Likewise, also evaluate constant arguments.
15907 Remove superfluous break.
15908 (do_mpc_ckconv): New.
15909 * real.h: Include mpc.h.
15910 * toplev.c (print_version): Output MPC version info if available.
15912 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15914 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15916 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15918 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15921 2009-05-15 Jan Hubicka <jh@suse.cz>
15923 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15924 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15925 (try_inline): Fix return value.
15926 (cgraph_decide_inlining_incrementally): Honor new value.
15927 (cgraph_early_inlining): Handle indirect inlining.
15928 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15930 2009-05-15 Jan Hubicka <jh@suse.cz>
15932 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15933 * cgraphunit.c (cgraph_finalize_function): Set it.
15934 (cgraph_expand_function): Use it.
15936 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15938 * real.c (encode_ieee_half): Define.
15939 (decode_ieee_half): Define.
15940 (ieee_half_format): Define.
15941 (arm_half_format): Define.
15942 * real.h (ieee_half_format): Declare.
15943 (arm_half_format): Declare.
15945 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15947 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15948 swapped, and reversed optabs exist before trying to use them.
15950 2009-05-15 Paul Brook <paul@codesourcery.com>
15951 Sandra Loosemore <sandra@codesourcery.com>
15953 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15954 loads. Allow PRE_DEC.
15955 (output_move_neon): Handle PRE_DEC.
15956 (arm_print_operand): Add 'A' for neon structure loads.
15957 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15958 * config/arm/neon.md (neon_mov): Update comment.
15959 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15961 (Um): New constraint.
15963 2009-05-15 Jan Hubicka <jh@suse.cz>
15965 Revert the following patch until testsuite fallout is fixed:
15966 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15967 * cgraph.h (struct inline_summary): New filed self_wize,
15968 size_inlining_benefit, self_time and time_inlining_benefit.
15969 (struct cgraph_global_info): Replace insns by time ans size fields.
15970 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15971 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15972 (ipcp_update_callgraph): Do not touch function bodies.
15973 * ipa-inline.c: Include except.h
15974 (MAX_TIME): New constant.
15975 (overall_insns): Remove
15976 (overall_size, max_benefit): New static variables.
15977 (cgraph_estimate_time_after_inlining): New function.
15978 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15979 (cgraph_clone_inlined_nodes): Update size.
15980 (cgraph_mark_inline_edge): Update size.
15981 (cgraph_estimate_growth): Use size info.
15982 (cgraph_check_inline_limits): Check size.
15983 (cgraph_default_inline_p): Likewise.
15984 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15985 (cgraph_decide_recursive_inlining): Check size.
15986 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15988 (cgraph_decide_inlining): Likewise.
15989 (cgraph_decide_inlining_incrementally): Likewise; honor
15990 PARAM_EARLY_INLINING_INSNS.
15991 (likely_eliminated_by_inlining_p): New predicate.
15992 (estimate_function_body_sizes): New function.
15993 (compute_inline_parameters): Use it.
15994 * except.c (must_not_throw_labels): New function.
15995 * except.h (must_not_throw_labels): Declare.
15996 * tree-inline.c (init_inline_once): Kill inlining_weigths
15997 * tree-ssa-structalias.c: Avoid uninitialized warning.
15998 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15999 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16000 (PARAM_INLINE_CALL_COST): Remove.
16001 (PARAM_EARLY_INLINING_INSNS): New.
16003 2009-05-15 Richard Guenther <rguenther@suse.de>
16005 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16006 not TODO_update_ssa.
16008 2009-05-15 Richard Guenther <rguenther@suse.de>
16010 PR tree-optimization/39999
16011 * gimple.h (gimple_expr_type): Use the expression type looking
16012 through useless conversions.
16013 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16014 (vn_nary_op_insert_stmt): Likewise.
16015 (simplify_binary_expression): Likewise.
16017 2009-05-15 Richard Guenther <rguenther@suse.de>
16019 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16020 New options, enabled by default.
16021 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16023 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16024 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16025 * tree-ssa-structalias.c (gate_tree_pta): New function.
16026 (pass_build_alias): Use it.
16028 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16031 recurse on an invariant address if a conversion from a pointer
16032 type to a wider integer type is involved.
16034 2009-05-15 Jan Hubicka <jh@suse.cz>
16036 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16037 * cgraph.h (struct inline_summary): New filed self_wize,
16038 size_inlining_benefit, self_time and time_inlining_benefit.
16039 (struct cgraph_global_info): Replace insns by time ans size fields.
16040 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16041 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16042 (ipcp_update_callgraph): Do not touch function bodies.
16043 * ipa-inline.c: Include except.h
16044 (MAX_TIME): New constant.
16045 (overall_insns): Remove
16046 (overall_size, max_benefit): New static variables.
16047 (cgraph_estimate_time_after_inlining): New function.
16048 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16049 (cgraph_clone_inlined_nodes): Update size.
16050 (cgraph_mark_inline_edge): Update size.
16051 (cgraph_estimate_growth): Use size info.
16052 (cgraph_check_inline_limits): Check size.
16053 (cgraph_default_inline_p): Likewise.
16054 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16055 (cgraph_decide_recursive_inlining): Check size.
16056 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16058 (cgraph_decide_inlining): Likewise.
16059 (cgraph_decide_inlining_incrementally): Likewise; honor
16060 PARAM_EARLY_INLINING_INSNS.
16061 (likely_eliminated_by_inlining_p): New predicate.
16062 (estimate_function_body_sizes): New function.
16063 (compute_inline_parameters): Use it.
16064 * except.c (must_not_throw_labels): New function.
16065 * except.h (must_not_throw_labels): Declare.
16066 * tree-inline.c (init_inline_once): Kill inlining_weigths
16067 * tree-ssa-structalias.c: Avoid uninitialized warning.
16068 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16069 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16070 (PARAM_INLINE_CALL_COST): Remove.
16071 (PARAM_EARLY_INLINING_INSNS): New.
16072 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16073 (inline-call-cost): Remove.
16074 (early-inlining-insns): New.
16076 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16078 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16080 (print_int_cst_bounds_in_octal_p): Likewise.
16081 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16083 * dwarf2out.c (base_type_die): Likewise.
16084 (is_subrange_type): Delete.
16085 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16086 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16087 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16088 if the destination type is boolean.
16089 (build_range_check): Do not special-case subtypes.
16090 (fold_sign_changed_comparison): Likewise.
16091 (fold_unary): Likewise.
16092 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16093 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16094 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16095 * tree.c (subrange_type_for_debug_p): New predicate based on the
16096 former is_subrange_type.
16097 * tree.h (subrange_type_for_debug_p): Declare.
16098 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16099 (convert_affine_scev): Remove call to above function.
16100 (chrec_convert_aggressive): Likewise.
16101 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16102 false for conversions involving subtypes.
16103 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16104 (vrp_val_min): Likewise.
16105 (needs_overflow_infinity): Likewise.
16106 (extract_range_from_unary_expr): Likewise.
16108 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16110 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16111 * config/frv/frv.c: Likewise.
16112 * config/s390/s390.c: Likewise.
16113 * config/sparc/sparc.h: Likewise.
16114 * config/i386/i386.h: Likewise.
16115 * config/i386/i386.c: Likewise.
16116 * config/crx/crx.c: Likewise.
16117 * config/m68hc11/m68hc11.h: Likewise.
16118 * config/iq2000/iq2000.c: Likewise.
16119 * config/mn10300/mn10300.h: Likewise.
16120 * config/mn10300/mn10300.c: Likewise.
16121 * config/m68k/m68k.c: Likewise.
16122 * config/rs6000/rs6000.c: Likewise.
16123 * config/rs6000/xcoff.h: Likewise.
16124 * config/rs6000/linux64.h: Likewise.
16125 * config/rs6000/sysv4.h: Likewise.
16126 * config/score/score3.c: Likewise.
16127 * config/score/score7.c: Likewise.
16128 * config/score/score.c: Likewise.
16129 * config/arm/arm.md: Likewise.
16130 * config/mips/mips.c: Likewise.
16131 * config/mips/mips.md: Likewise.
16132 * config/bfin/bfin.h: Likewise.
16133 * config/pa/pa.c: Likewise.
16134 * config/pa/constraints.md: Likewise.
16136 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16137 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16138 * config/pdp11/pdp11.h: Use memory_address_p instead.
16140 2009-05-14 Ian Lance Taylor <iant@google.com>
16142 * passes.c (finish_optimization_passes): Change i to int.
16143 * plugin.c (plugins_active_p): Change event to int.
16144 (dump_active_plugins): Likewise.
16145 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16147 * tree.c (tree_range_check_failed): Change c to unsigned int.
16148 (omp_clause_range_check_failed): Likewise.
16149 (build_common_builtin_nodes): Change mode to int. Add cast.
16150 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16151 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16153 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16154 ++ or -- with a variable of enum type.
16156 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16159 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16161 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16163 * store-motion.c: Do not include params.h
16164 * Makefile.in: Fix dependencies for various files.
16166 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16168 * auto-inc-dec.c: Fix pass description, remove apparent
16169 accidental duplication.
16171 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16173 PR middle-end/40147
16174 * ipa-utils.h (memory_identifier_string): Moved to ...
16175 * tree.h (memory_identifier_string): Here. Add GTY(()).
16177 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16179 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16180 in the former documentation of...
16181 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16182 * ira-conflicts.c (get_dup_num): Use address_operand.
16183 * targhooks.c (default_legitimate_address_p): New.
16184 * targhooks.h (default_legitimate_address_p): New.
16185 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16187 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16188 * target.h (struct target): Add legitimate_address_p.
16189 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16190 (TARGET_INITIALIZER): Include it.
16192 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16193 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16194 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16195 (TARGET_LEGITIMATE_ADDRESS_P): New.
16197 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16198 (REG_OK_STRICT_P): Delete.
16199 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16200 (frv_legitimate_address_p_1): ... this.
16201 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16202 (frv_legitimate_address_p_1): ... the renamed old
16203 frv_legitimate_address_p.
16204 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16205 (TARGET_LEGITIMATE_ADDRESS_P): New.
16207 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16208 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16209 * config/s390/s390.c (legitimate_address_p): Rename to...
16210 (s390_legitimate_address_p): ... this, make static.
16211 (legitimize_address): Adjust call.
16212 (TARGET_LEGITIMATE_ADDRESS_P): New.
16213 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16215 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16216 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16217 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16218 (TARGET_LEGITIMATE_ADDRESS_P): New.
16220 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16221 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16222 * config/spu/spu.c (spu_legitimate_address): Rename to...
16223 (spu_legitimate_address_p): ... this, make static.
16224 (TARGET_LEGITIMATE_ADDRESS_P): New.
16226 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16227 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16228 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16229 (sparc_legitimate_address_p): ... this, make static and return bool.
16230 (legitimize_address): Adjust call.
16231 (TARGET_LEGITIMATE_ADDRESS_P): New.
16233 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16234 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16235 * config/i386/i386.c (legitimate_address_p): Rename to...
16236 (ix86_legitimate_address_p): ... this, make static.
16237 (constant_address_p): Move after it, adjust call.
16238 (TARGET_LEGITIMATE_ADDRESS_P): New.
16240 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16241 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16242 * config/avr/avr.c (legitimate_address_p): Rename to...
16243 (avr_legitimate_address_p): ... this, make static.
16244 (legitimize_address): Adjust call.
16245 (TARGET_LEGITIMATE_ADDRESS_P): New.
16247 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16248 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16249 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16250 (TARGET_LEGITIMATE_ADDRESS_P): New.
16252 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16253 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16254 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16255 (TARGET_LEGITIMATE_ADDRESS_P): New.
16257 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16258 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16260 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16262 (TARGET_LEGITIMATE_ADDRESS_P): New.
16264 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16265 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16267 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16269 (m68hc11_legitimate_address_p): ... this, make static.
16270 (go_if_legitimate_address_internal): Rename to...
16271 (m68hc11_legitimate_address_p_1): ... this.
16272 (legitimize_address): Adjust call.
16273 (TARGET_LEGITIMATE_ADDRESS_P): New.
16275 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16276 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16277 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16278 (TARGET_LEGITIMATE_ADDRESS_P): New.
16280 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16281 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16282 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16283 (mn10300_legitimate_address_p): ... this, make static.
16284 (TARGET_LEGITIMATE_ADDRESS_P): New.
16286 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16287 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16288 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16289 (TARGET_LEGITIMATE_ADDRESS_P): New.
16291 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16292 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16293 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16294 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16295 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16296 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16297 (rs6000_legitimate_address_p): ... this, make static.
16298 (TARGET_LEGITIMATE_ADDRESS_P): New.
16299 (REG_MODE_OK_FOR_BASE_P): Delete.
16300 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16302 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16303 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16305 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16306 static, adjust types.
16307 (TARGET_LEGITIMATE_ADDRESS_P): New.
16309 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16310 * config/score/score.c (score_address_p): Rename to...
16311 (score_legitimate_address_p): ... this.
16312 (TARGET_LEGITIMATE_ADDRESS_P): New.
16313 * config/score/score3.c (score3_address_p): Rename to...
16314 (score3_legitimate_address_p): ... this.
16315 * config/score/score7.c (score7_address_p): Rename to...
16316 (score7_legitimate_address_p): ... this.
16318 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16319 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16320 GO_IF_LEGITIMATE_ADDRESS): Delete.
16321 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16322 thumb2_legitimate_address_p): Delete.
16323 (arm_legitimate_address_p): Rename to...
16324 (arm_legitimate_address_outer_p): ... this.
16325 * config/arm/constraints.md ("Uq"): Adjust call.
16326 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16327 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16329 (arm_legitimate_address_outer_p): ... this.
16330 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16332 (TARGET_LEGITIMATE_ADDRESS_P): New.
16334 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16335 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16336 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16337 (TARGET_LEGITIMATE_ADDRESS_P): New.
16339 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16340 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16341 * config/vax/vax.c (legitimate_address_p): Rename to...
16342 (vax_legitimate_address_p): ... this, make static.
16343 (TARGET_LEGITIMATE_ADDRESS_P): New.
16345 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16346 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16347 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16348 (TARGET_LEGITIMATE_ADDRESS_P): New.
16350 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16351 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16352 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16353 (mmix_legitimate_address_p): ... this, make static.
16354 (TARGET_LEGITIMATE_ADDRESS_P): New.
16356 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16357 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16358 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16359 (TARGET_LEGITIMATE_ADDRESS_P): New.
16361 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16363 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16364 of MODE_COMPLEX_INT.
16366 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16368 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16369 LCT_NORMAL in function call.
16370 * mips-tdump.c (print_file_desc): Add cast to enum type.
16371 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16372 (mark_stabs): Add casts to enum types.
16373 (parse_stabs_common): Add casts to enum types.
16375 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16377 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16378 Check for invalid values of LETTER.
16380 2009-05-13 Taras Glek <tglek@mozilla.com>
16382 * attribs.c (register_attribute): moved out attribute registration
16383 into register_attribute.
16384 * doc/plugins.texi: Documented register_attribute and
16386 * gcc-plugin.h: Added forward decl for register_attribute.
16387 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16388 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16389 PLUGIN_ATTRIBUTES boilerplate.
16391 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16393 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16394 values even in sentinel and empty entries.
16395 (ms_printf_flag_specs): Likewise.
16396 (ms_scanf_flag_specs): Likewise.
16397 (ms_strftime_flag_specs): Likewise.
16398 (ms_print_char_table): Likewise.
16399 (ms_scan_char_table): Likewise.
16400 (ms_time_char_table): Likewise.
16402 2009-05-13 Doug Kwan <dougkwan@google.com>
16404 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16406 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16408 * config/mips/mips.md (store): Add attributes for QI and HI.
16410 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16411 (truncdi<mode>2): ... this new pattern.
16413 2009-05-13 Brad Hards <bradh@kde.org>
16415 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16417 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16418 Ben Elliston <bje@au.ibm.com>
16420 PR middle-end/40035
16421 * dse.c (check_mem_read_rtx): Guard against width == -1.
16423 2009-05-13 Michael Matz <matz@suse.de>
16425 PR middle-end/39976
16426 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16427 (trivially_conflicts_p): New function.
16428 (insert_backedge_copies): Use it.
16430 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16432 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16433 (handle_stdc_pragma): Use new enum constant names.
16434 (handle_pragma_float_const_decimal64): Ditto.
16436 2009-05-13 Ian Lance Taylor <iant@google.com>
16438 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16441 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16443 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16444 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16446 * config/m68k/m68k.h (FL_UCLINUX): Define.
16448 2009-05-13 Jan Hubicka <jh@suse.cz>
16450 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16452 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16454 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16455 unless -fschedule-insns is specified.
16457 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16460 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16461 TARGET_EXPAND_CBRANCHDI4.
16462 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16463 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16464 (cmpeqdi): Fix comment.
16466 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16468 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16469 (sh_legitimate_address_p): Likewise.
16470 * config/sh/sh.c (sh_legitimate_index_p): New.
16471 (sh_legitimate_address_p): Likewise.
16472 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16473 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16474 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16475 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16476 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16477 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16478 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16479 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16480 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16482 2009-05-12 Jan Hubicka <jh@suse.cz>
16484 * tree-inline.c (estimate_operator_cost): Add operands;
16485 when division happens by constant, it is cheap.
16486 (estimate_num_insns): Loads and stores are not having cost of 0;
16487 EH magic stuff is cheap; when computing runtime cost of switch,
16488 use log2 base of amount of its cases; builtin_expect has cost of 0;
16489 compute cost for moving return value of call.
16490 (init_inline_once): Initialize time_based flags.
16491 * tree-inline.h (eni_weights_d): Add time_based flag.
16493 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16495 * df-core.c: Update head documentation.
16497 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16500 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16501 shadowing exisiting variable op1.
16503 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16506 * config/i386/driver-i386.c (processor_signatures): New enum.
16507 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16508 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16509 processor signature to detect geode processor.
16511 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16515 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16517 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16518 causes spurious differences between trunk and cond-optab branch.
16520 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16522 * dojump.c (compare_from_rtx): Delete.
16523 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16524 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16525 if the comparison does not satisfy the predicate; test predicates for
16526 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16527 further if one existing pattern fails.
16528 * expr.h (compare_from_rtx): Delete.
16529 (prepare_operand): Declare it.
16530 * optabs.c: Change "lib call" to "libcall" throughout.
16531 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16532 HAVE_conditional_trap, emit_cmp_insn): Delete.
16533 (can_compare_p): Delete cmp_optab case.
16534 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16535 Accept other parameters by value.
16536 (prepare_operand): Make non-static.
16537 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16538 other parameters by value. Try to widen operands here based on
16539 an optab_methods argument and looking at cbranch_optab.
16540 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16541 loop. Use cbranch_optab directly.
16542 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16543 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16545 (emit_conditional_move, emit_conditional_add): Inline what's needed
16546 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16547 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16548 with COMPARE. Move cmov_optab and cstore_optab above
16549 with cbranch_optab, move cmp_optab down with ucmp_optab,
16550 remove tst_otpab. Do not initialize trap_rtx.
16551 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16552 for trap code. Do not check HAVE_conditional_trap. Use
16553 prepare_cmp_insn. Accept no predicate for operand 3.
16554 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16555 (OTI_ctrap, ctrap_optab): New.
16556 (tst_optab): Delete.
16557 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16558 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16559 with lookup of ctrap_optab.
16560 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16562 (ctrap_optab): New.
16564 * combine.c (combine_simplify_rtx, simplify_set): Do not
16565 special case comparing against zero for cc0 machines.
16566 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16567 COMPARE on cc0 machines.
16568 (simplify_relational_operation): Return a new expression when
16569 a COMPARE could be removed.
16570 * final.c (final_scan_insn): Compare cc_status values
16571 against LHS of a (compare FOO (const_int 0)) cc0 source.
16572 Also check if cc_status.value is the full compare.
16574 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16575 (cstoreMM4): Document.
16576 (conditional_trap): Document ctrapMM4 instead.
16577 (sync_compare_and_swapMM): Refer to cbranchcc4.
16578 (Dependent Patterns): Eliminate obsolete information referring to
16579 the old jump optimization phase.
16580 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16581 of compares with 0 on cc0 machines.
16582 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16583 avoiding references to cc0. Remove text about storing operands
16585 * doc/tm.texi (Condition Codes): Include blurb on different
16586 condition code representations, separate into subsections for
16587 CC0, MODE_CC and conditional execution.
16589 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16590 alpha_emit_setcc): Accept operands and a machine mode.
16591 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16592 Get code/op0/op1 from operands, use machine mode argument
16593 instead of alpha_compare.fp_p. Emit the branch here.
16594 (alpha_emit_setcc): Likewise, and return boolean.
16595 (alpha_emit_conditional_move): Likewise. Assert that
16596 cmp_op_mode == cmp_mode, and simplify accordingly.
16597 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16598 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16599 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16601 (stack probe test): Use cbranchdi4.
16602 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16604 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16605 * config/arc/arc.h (movsicc, movsfcc): Use it.
16606 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16607 (cbranchsi4, cstoresi4): New.
16608 (cmpsi, bCC and sCC expanders): Remove.
16610 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16611 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16612 * config/arm/predicates.md (arm_comparison_operator): Only include
16613 floating-point operators if there is a hardware floating-point unit.
16614 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16615 deferring to cbranch_cc and cstore_cc respectively.
16616 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16617 cbranch_cc, cstore_cc): New.
16618 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16620 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16622 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16623 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16625 (adjust_insn_length): Adjust calls.
16626 (avr_reorg): Handle (compare (foo) (const_int 0)).
16627 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16628 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16629 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16630 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16632 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16633 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16635 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16636 (cbranchsi4, cstorebi4, cstoresi4): New.
16637 (movbisi): This insn is duplicate, split it to zero_extend.
16638 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16639 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16640 (bfin_optimize_loop): Use cbranch expander.
16641 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16642 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16643 (bfin_bimode_comparison_operator): ... this.
16644 (bfin_direct_comparison_operator): New.
16646 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16647 inside (compare FOO (const_int 0)).
16648 (cris_rtx_costs): Handle ZERO_EXTRACT.
16649 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16650 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16651 (*tstdi_v32): Delete.
16652 (*cmpdi_non_v32): Add M alternative for operand 1.
16653 (cmpsi, cmp<mode>): Make private.
16654 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16656 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16658 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16659 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16660 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16661 (cc_reg_operand): New.
16662 (any_cond): Delete.
16663 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16664 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16665 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16666 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16667 crx_expand_scond): Delete.
16669 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16671 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16672 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16674 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16675 cstoresi4, cstoresf4, cstoredf4): New.
16676 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16677 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16678 Receive the entire operands array.
16679 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16680 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16681 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16682 Get test/op0/op1 from the operands array.
16683 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16685 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16686 (h8300_expand_store): New.
16687 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16689 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16690 (h8300_expand_store): New.
16691 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16692 or do not try to produce (set (cc0) REG).
16693 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16694 change a compare into a move to a scratch register. Disable some
16695 peepholes when comparing with zero.
16696 (tstsi, tsthi, tstsi, cmpqi): Make private.
16698 (bCC, sCC): Delete.
16699 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16702 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16703 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16704 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16705 (ix86_emit_i387_log1p): Use cbranchxf2.
16706 (ix86_expand_setcc): Return void.
16707 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16708 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16709 cmp<MODEF>, cmpcc): Remove.
16710 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16711 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16712 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16713 (sCC and bCC expanders): Remove.
16714 (stack_protect_test): Use cbranchcc4.
16716 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16718 (ia64_expand_compare): Accept three rtx by reference and return void.
16719 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16720 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16721 from *expr. Update *expr with the BImode comparison to do.
16722 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16723 cmptf, bCC, sCC, conditional_trap): Delete.
16724 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16725 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16726 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16727 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16728 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16730 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16731 type of last argument.
16732 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16733 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16734 use machine mode argument instead of branch_type. Remove dead
16735 code for floating-point comparisons.
16736 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16737 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16739 (cbranchsi4, cstoresi4): New.
16740 * config/iq2000/predicates.md (reg_or_const_operand): New.
16742 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
16743 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
16744 (b<code>_op): Rewrite to...
16745 (bcc_op): ... this, using match_operator.
16746 (s<code>_op): Rewrite to...
16747 (scc_op): ... this, using match_operator.
16748 (s<code>_24_op): Rewrite to...
16749 (scc_op_24): ... this, using match_operator.
16750 (s<code>_<mode>): Rewrite to...
16751 (cstore<mode>4): ... this, using match_operator.
16752 (s<code>_<mode>_24): Rewrite to...
16753 (cstore<mode>4_24): ... this, using match_operator.
16754 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
16755 m32c_unpend_compare, m32c_expand_scc): Delete.
16756 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
16757 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
16758 (m32c_expand_movcc): Change NE to EQ if necessary.
16759 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
16761 * config/m32r/m32r-protos.h (gen_cond_store): New.
16762 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
16763 (gen_cond_store): New, from sCC patterns.
16764 (m32r_expand_block_move): Use cbranchsi4.
16765 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
16766 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
16767 (cbranchsi4, cstoresi4): New.
16769 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
16771 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
16772 (m68hc11_notice_update_cc): Look into a compare with 0.
16773 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
16775 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
16776 cmphi, cmpqi, bCC): Delete.
16777 (cbranchsi4, cbranchhi4, cbranchqi4): New.
16778 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
16779 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
16782 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
16783 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
16784 * config/m68k/constraints.md (H): New.
16785 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
16786 the define_insn below.
16787 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
16788 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
16789 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
16790 patterns): Wrap RHS with COMPARE.
16791 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
16792 (*cmpdi_internal): Name this pattern.
16793 (cmpdi): Change to define_insn.
16794 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
16795 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
16796 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
16798 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
16799 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
16800 (conditional_trap): Change to...
16801 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
16802 (*conditional_trap): Use the ordered_comparison_operator and
16803 const1_operand predicates.
16804 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
16805 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
16806 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
16807 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
16809 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
16810 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
16811 (mcore_gen_compare): New.
16812 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
16813 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
16814 (mcore_gen_compare): ... this.
16815 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
16816 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
16817 (stack probe pattern): Use cbranchsi4.
16819 * config/mips/predicates.md (mips_cstore_operator): New.
16820 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
16821 * config/mips/mips.md (any_cond): Delete.
16822 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
16824 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
16825 fixuns_truncsfdi2): Use cbranch patterns.
16826 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
16827 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
16828 Adjust call to mips_expand_conditional_branch.
16829 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
16831 * config/mips/mips-protos.h (mips_expand_conditional_branch,
16832 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
16833 * config/mips/mips.c (cmp_operands): Delete.
16834 (mips_emit_compare): Get comparison operands from *op0/*op1.
16835 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
16836 that it succeeds. Use op0/op1 instead of cmp_operands.
16837 (mips_expand_conditional_branch, mips_expand_conditional_move,
16838 mips_expand_conditional_trap): Likewise.
16839 (mips_block_move_loop): Use cbranch patterns.
16840 * config/mips/mips.h (cmp_operands): Delete.
16842 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
16843 (mmix_gen_compare_reg): Just return a register in the right CC mode.
16844 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
16845 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
16846 (*cmpcc_folded): Rename to...
16847 (*cmpdi_folded): this.
16848 (*cmpcc): Rename to...
16850 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
16853 (cbranchdf4): New. Handle invalid comparisons here.
16854 * config/mmix/predicates.md (float_comparison_operator): New.
16856 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
16857 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
16858 * config/mn10300/mn10300.md (tst): Delete.
16859 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16860 Name these patterns and wrap RHS in a compare.
16861 (*cmpsi): Make this pattern private. Include tst.
16862 (*cmpsf): Make this pattern private.
16863 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16864 (compare with zero peepholes): Likewise.
16866 (cbranchsi4, cbranchsf4): New.
16867 (casesi): Use cbranchsi4.
16869 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16870 hppa_branch_type): Delete.
16871 (return_addr_rtx): Use cbranchsi4.
16872 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16873 Emit CCFPmode comparison here.
16874 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16875 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16876 hppa_branch_type): Delete.
16877 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16878 (movsicc, movdicc): Remove references to hppa_compare_op0,
16879 hppa_compare_op1 and compare_from_rtx.
16880 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16881 (casesi): Use cbranchsi4.
16883 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16884 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16885 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16886 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16887 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16889 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16890 (*branch, *branch_inverted): New.
16892 * config/picochip/picochip.md (cbranchhi4): Use
16893 ordered_comparison_operator.
16894 (cmphi, bCC): Remove.
16896 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16897 (trap_comparison_operator): Delete.
16898 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16899 rs6000_emit_cbranch): Accept mode and operands.
16900 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16901 rs6000_compare_fp_p): Delete.
16902 (rs6000_generate_compare): Accept mode and comparison. Extract code
16903 and op0/op1 from there. Replace references to rs6000_compare_op0
16904 and rs6000_compare_op1.
16905 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16906 extract result from passed operands.
16907 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16908 extract loc from passed operands.
16909 (rs6000_emit_cmove): Likewise.
16910 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16911 rs6000_compare_fp_p): Delete.
16912 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16913 (cbranch<GPR>4, cbranch<FP>4): New.
16914 (cstore<mode>4): New. Consolidate here all choices about when to use
16915 portable or specialized sCC sequences.
16916 (stack_protect_test): Use cbranchsi4.
16917 (conditional_trap): Replace with ctrap<GPR>4.
16918 (conditional trap insn): Replace trap_comparison_operator with
16919 ordered_comparison_operator.
16921 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16922 (s390_emit_prologue): Use ctrap.
16923 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16924 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16925 New predicates replacing...
16926 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16927 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16928 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16929 (add<mode>cc): Do not use s390_compare_op0/op1.
16930 (s<code>): Change to...
16931 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16932 (seq): Change to...
16933 (cstorecc4): ... this. Handle EQ or NE equally.
16934 (*sne): Un-privatize for use in cstorecc4.
16935 (b<code>): Change to...
16936 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16937 (conditional_trap): Replace with...
16938 (ctrap<GPR>4, ctrap<FP>4): ... these.
16939 (stack_protect): Use cbranchcc4.
16941 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16942 * config/score/score-protos.h (score_gen_cmp): Delete.
16943 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16944 (score_block_move-loop): Use cbranchsi4.
16945 * config/score/score.md (cbranchsi4): New.
16946 (cmpsi, bCC): Delete.
16947 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16948 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16949 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16950 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16951 * config/score/score3.h (score3_gen_cmp): Delete.
16952 * config/score/score7.h (score7_gen_cmp): Delete.
16954 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16955 (sh_emit_scc_to_t): ... this. Return void.
16956 (from_compare): Rename to...
16957 (sh_emit_compare_and_branch): ... this.
16958 (sh_emit_compare_and_set): New.
16959 (sh_expand_t_scc): Accept operands.
16960 * config/sh/predicates.md (sh_float_comparison_operator): New.
16961 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16962 (prepare_scc_operands): Rename to...
16963 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16965 (sh_emit_cheap_store_flag): New.
16966 (sh_emit_set_t_insn): New.
16967 (from_compare): Rename to...
16968 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16969 handling of TARGET_SH2E floating point to avoid recursive call.
16970 Generate branch here.
16971 (sh_emit_compare_and_set): New.
16972 (sh_expand_t_scc): Get op0/op1 from arguments.
16973 (sh_emit_cheap_store_flag): New.
16974 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16976 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16977 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16978 (movsicc, movdicc): Do nothing when it recreated operands from
16979 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16980 prepare_scc_operands (now sh_emit_scc_to_t).
16981 (udivdi3): Use cstoresi4.
16982 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16983 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16984 (cbranchint4_media, cbranchfp4_media): New.
16985 (casesi): Use cbranchdi4.
16986 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16988 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16989 (movnegt): Remove second operand.
16990 (cbranchsf4, cbranchdf4): New.
16991 (stack_protect): Use cbranchdi4/cbranchsi4.
16993 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16994 (gen_compare_reg): Accept comparison, extract part of it to...
16995 (gen_compare_reg_1): ... this.
16996 (gen_compare_operator): Delete.
16997 (gen_v9_scc): Accept separate destination, comparison code and arms.
16998 Do not use sparc_compare_op0/sparc_compare_op1.
16999 (emit_scc_insn, emit_conditional_branch_insn): New.
17000 (emit_v9_brxx): Make static. Remove useless assertion.
17001 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17003 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17004 * config/sparc/sparc-protos.h (gen_compare_reg,
17005 sparc_emit_float_lib_cmp): Adjust prototype.
17006 (emit_scc_insn, emit_conditional_branch_insn): New.
17007 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17008 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17009 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17010 iterators to the top.
17011 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17012 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17013 snedi_special_trunc): Delete.
17014 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17015 and snedi_special_trunc.
17016 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17017 cbranchdi4, cbranch<F:mode>4): New.
17018 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17019 here. Use gen_compare_reg instead of gen_compare_operator.
17020 (conditional_trap): Replace with...
17021 (ctrapsi4, ctrapdi4): ... this.
17022 (stack_protect_test): Use cbranchcc4.
17024 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17026 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17027 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17028 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17029 from operands[0] or operands[3] depending on is_set.
17030 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17031 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17032 cmpdf, bCC), sCC: Remove.
17033 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17034 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17036 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17037 spu_emit_branch_or_set.
17039 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17041 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17042 xstormy16_compare_op1): Delete.
17043 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17044 xstormy16_compare_op1): Delete.
17045 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17047 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17048 (cmphi, cmpsi, bCC): Remove.
17050 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17051 (*cmpsi): ... this one.
17052 (cbranchsi4, cstoresi4): New.
17053 (bCC expanders): Delete.
17054 (sCC insns): Fold into...
17055 (*setcc): ... this one.
17056 (casesi): Do not use gen_cmpsi and gen_bgtu.
17057 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17058 (movsicc): Simplify.
17059 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17061 * config/vax/vax-protos.h (cond_name): New.
17062 (vax_output_conditional_branch): Remove.
17063 * config/vax/vax.c (cond_name): New.
17064 (vax_output_conditional_branch): Remove.
17065 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17066 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17067 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17068 (bit<VAXint>): Wrap source with (compare).
17069 (b<code> and following unnamed pattern): Rename to *branch and
17070 *branch_reversed. Change macroization to match_operator.
17071 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17073 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17074 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17075 Change last argument to machine_mode.
17076 (xtensa_expand_scc): Add machine_mode argument.
17077 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17078 (gen_conditional_move, xtensa_expand_conditional_branch,
17079 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17080 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17081 Adjust operand numbers.
17082 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17084 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17085 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17086 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17088 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17090 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17091 causes spurious differences between trunk and cond-optab branch.
17093 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17096 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17098 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17100 * tree.c (iterative_hash_pointer): Delete.
17101 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17102 Hash UIDs and versions of SSA names. Don't special-case built-in
17103 function declarations.
17105 2009-05-11 Ian Lance Taylor <iant@google.com>
17108 * graphite.c: Force -Wc++-compat to only be a warning before
17109 #including "cloog/cloog.h".
17111 2009-05-11 Martin Jambor <mjambor@suse.cz>
17113 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17115 2009-05-11 Jan Hubicka <jh@suse.cz>
17117 * tree-ssa-loop-ivcanon.c: Include target.h
17118 (struct loop_size): new structure.
17119 (constant_after_peeling): New predicate.
17120 (tree_estimate_loop_size): New function.
17121 (estimated_unrolled_size): Rewrite for new estimates.
17122 (try_unroll_loop_completely): Use new estimates.
17123 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17125 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17127 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17128 libcpp interface change.
17129 (spu_macro_to_expand): Likewise.
17131 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17133 PR tree-optimization/40026
17134 * gimplify.c (gimplify_init_constructor): Change initial conditional
17135 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17136 optimize_compound_literals_in_ctor.
17138 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17140 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17142 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17144 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17146 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17147 HOST_WIDE_INT for gap.
17149 2009-05-11 Ira Rosen <irar@il.ibm.com>
17151 PR tree-optimization/40074
17152 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17153 account in group size and step comparison.
17155 2009-05-11 Richard Guenther <rguenther@suse.de>
17157 * passes.c (init_optimization_passes): Strip now incorrect comment.
17158 (execute_function_todo): Do not set PROP_alias.
17159 * tree-pass.h (PROP_alias): Remove.
17160 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17161 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17162 * tree-nrv.c (pass_return_slot): Likewise.
17163 * tree-object-size.c (pass_object_sizes): Likewise.
17164 * tree-ssa-dom.c (pass_dominator): Likewise.
17165 (pass_phi_only_cprop): Likewise.
17166 * tree-ssa-dse.c (pass_dse): Likewise.
17167 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17168 (pass_cselim): Likewise.
17169 * tree-ssa-pre.c (pass_pre): Likewise.
17170 (pass_fre): Likewise.
17171 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17172 * tree-ssa-sink.c (pass_sink_code): Likewise.
17173 * tree-stdarg.c (pass_stdarg): Likewise.
17174 * tree-tailcall.c (pass_tail_calls): Likewise.
17175 * tree-vrp.c (pass_vrp): Likewise.
17177 2009-05-10 Ian Lance Taylor <iant@google.com>
17179 * basic-block.h (enum profile_status): Break out of struct
17180 control_flow_graph.
17181 * cgraph.h (struct inline_summary): Break out of struct
17183 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17184 of struct cgraph_order_sort.
17185 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17186 * cse.c (struct branch_path): Break out of struct
17187 cse_basic_block_data.
17188 * except.h (enum eh_region_type): Break out of struct eh_region.
17189 * gcc.c (enum add_del): Break out of struct modify_target.
17190 * genrecog.c (enum decision_type): Break out of struct decision_test.
17191 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17193 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17194 * regmove.c (enum match_use): New enum, broken out of struct match.
17195 * sched-int.h (enum post_call_group): New enum, broken out of
17197 (struct deps_reg): Break out of struct deps.
17198 * target.h (struct asm_int_op): Break out of struct gcc_target.
17199 * tree-eh.c (struct goto_queue_node): Break out of struct
17201 * tree-inline.h (enum copy_body_cge_which): Break out of
17203 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17205 * c-decl.c (in_struct, struct_types): New static variables.
17206 (pushtag): Add loc parameter. Change all callers.
17207 (lookup_tag): Add ploc parameter. Change all callers.
17208 (check_compound_literal_type): New function.
17209 (parser_xref_tag): Add loc parameter. Change all callers. If
17210 -Wc++-compat, warn about struct/union/enum types defined within a
17212 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17213 and loc parameters. Change all callers. Change error calls to
17214 error_at, using loc. For a redefinition, if the location of the
17215 original definition is known, report it. Set in_struct and
17216 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17217 (finish_struct): Add new parameters enclosing_in_struct and
17218 enclosing_struct_types. Change all callers. Set
17219 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17220 in the struct. If in a struct, add this struct to struct_types.
17221 (start_enum): Add loc parameter. Change all callers. Use
17222 error_at for errors, using loc. For a redefinition, if the
17223 location of the original definition is known, report it. If in a
17224 struct, add this enum type to struct_types. If -Wc++-compat warn
17225 if in sizeof, typeof, or alignof.
17226 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17227 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17228 (c_parser_enum_specifier): Get enum location for start_enum.
17229 (c_parser_struct_or_union_specifier): Get struct location for
17230 start_struct. Save in_struct and struct_types status between
17231 start_struct and finish_struct.
17232 (c_parser_cast_expression): Get location of cast.
17233 (c_parser_alignof_expression): Get location of type.
17234 (c_parser_postfix_expression): Likewise.
17235 (c_parser_postfix_expression_after_paren_type): Add type_loc
17236 parameter. Change all callers. Call check_compound_literal_type.
17237 Use type_loc for error about variable size type.
17238 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17239 of an enum constant from an enum type defined in a struct or union.
17240 (c_cast_expr): Add loc parameter. Change all callers. If
17241 -Wc++-compat, warn about defining a type in a cast.
17242 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17243 (start_enum, start_struct, finish_struct): Update declarations.
17244 (parser_xref_tag, c_cast_expr): Update declarations.
17245 (check_compound_literal_type): Declare.
17247 2009-05-11 Ben Elliston <bje@au.ibm.com>
17249 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17250 for recent libcpp interface change.
17251 (rs6000_macro_to_expand): Likewise.
17253 2009-05-10 Michael Matz <matz@suse.de>
17256 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17257 not at entry of function.
17259 2009-05-10 Richard Guenther <rguenther@suse.de>
17261 PR tree-optimization/40081
17263 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17264 using the main variant of the element type. Do not fiddle with
17265 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17267 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17268 structs with volatile fields.
17270 2009-05-10 Jan Hubicka <jh@suse.cz>
17272 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17273 (estimate_move_cost): Assert that it does not get called for
17275 (estimate_num_insns): Skip VOID types in argument handling.
17276 (optimize_inline_calls): Delete unreachable blocks and verify that
17277 callgraph is valid.
17279 2009-05-10 Jan Hubicka <jh@suse.cz>
17281 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17282 * cgraph.c (cgraph_mark_address_taken_node): New function.
17283 (dump_cgraph_node): Dump new flag.
17284 * cgraph.h (struct cgraph_node): Add address_taken.
17285 (cgraph_mark_address_taken_node): New function.
17286 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17287 since new direct calls can be born.
17289 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17291 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17292 tok->val.node.node.
17294 2009-05-10 Jan Hubicka <jh@suse.cz>
17296 PR middle-end/40084
17297 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17299 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17300 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17301 * tree-inline.c (copy_bb): Set frequency correctly.
17302 (fold_marked_statements): Update call to
17303 cgraph_update_edges_for_call_stmt.
17305 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17307 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17308 identifiers in diagnostics.
17309 * config/arm/arm.c (arm_handle_fndecl_attribute,
17310 arm_handle_isr_attribute): Likewise.
17311 * config/avr/avr.c (avr_handle_progmem_attribute,
17312 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17313 * config/bfin/bfin.c (handle_int_attribute,
17314 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17315 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17316 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17318 * config/darwin.c (darwin_handle_kext_attribute,
17319 darwin_handle_weak_import_attribute): Likewise.
17320 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17321 h8300_handle_eightbit_data_attribute,
17322 h8300_handle_tiny_data_attribute): Likewise.
17323 * config/i386/i386.c (ix86_handle_cconv_attribute,
17324 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17325 * config/i386/winnt.c (ix86_handle_shared_attribute,
17326 ix86_handle_selectany_attribute): Likewise.
17327 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17328 * config/m32c/m32c.c (function_vector_handler): Likewise.
17329 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17330 m68hc11_handle_fntype_attribute): Likewise.
17331 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17332 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17333 * config/mips/mips.c (mips_insert_attributes,
17334 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17335 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17336 rs6000_handle_struct_attribute): Likewise.
17337 * config/sh/sh.c (sh_insert_attributes,
17338 sh_handle_resbank_handler_attribute,
17339 sh_handle_interrupt_handler_attribute,
17340 sh2a_handle_function_vector_handler_attribute,
17341 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17343 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17344 * config/spu/spu.c (spu_handle_fndecl_attribute,
17345 spu_handle_vector_attribute): Likewise.
17346 * config/stormy16/stormy16.c
17347 (xstormy16_handle_interrupt_attribute): Likewise.
17348 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17349 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17351 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17353 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17354 (pp_translate_identifiers): New.
17355 (pp_identifier): Only conditionally translate identifier to locale
17357 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17358 (pp_base_tree_identifier): Only conditionally translate identifier
17359 to locale character set.
17360 * c-pretty-print.c (M_): Define.
17361 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17362 fragments for conditional translation with M_.
17363 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17364 identifier translation.
17366 2009-05-10 Richard Guenther <rguenther@suse.de>
17368 PR tree-optimization/40081
17369 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17370 using the main variant of the element type. Do not fiddle with
17371 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17373 2009-05-09 Jan Hubicka <jh@suse.cz>
17375 PR middle-end/40080
17376 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17377 indirect calls; verify cgraph afterwards.
17379 2009-05-09 Jan Hubicka <jh@suse.cz>
17382 * ipa.c (update_inlined_to_pointer): New function.
17383 (cgraph_remove_unreachable_nodes): Use it.
17385 2009-05-09 Jan Hubicka <jh@suse.cz>
17387 * tree-eh.c (struct leh_state): Remove prev_try.
17388 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17389 not track prev_try.
17390 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17391 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17392 remove_eh_handler_and_replace, foreach_reachable_handler,
17393 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17394 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17395 (gen_eh_region_cleanup): Update prototype.
17397 2009-05-09 Jan Hubicka <jh@suse.cz>
17399 PR middle-end/40043
17400 * except.c (copy_eh_region): Always set prev_try.
17401 (redirect_eh_edge_to_label): Find outer try.
17402 (foreach_reachable_handler): When looking for prev try
17403 handle case where previous try is not going to be taken.
17405 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17407 PR tree-optimization/40049
17408 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17409 only vector/vector shifts, convert the type of the constant to the
17410 appropriate type to avoid building incorrect trees, which
17411 eventually have problems with garbage collection.
17413 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17415 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17416 -1 for complex floating-point types if honoring signed zeros.
17418 2009-05-08 Jan Hubicka <jh@suse.cz>
17420 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17421 argument; handle correctly when profile is absent.
17422 (build_cgraph_edges): Update.
17423 (rebuild_cgraph_edges): Update.
17424 * cgraph.c: Do not include varray.h.
17425 (cgraph_set_call_stmt_including_clones): New function.
17426 (cgraph_create_edge_including_clones): Likewise
17427 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17428 (cgraph_update_edges_for_call_stmt): Handle clones.
17429 (cgraph_remove_node): Handle clone tree.
17430 (cgraph_remove_node_and_inline_clones): New function.
17431 (dump_cgraph_node): Dump clone tree.
17432 (cgraph_clone_node): Handle clone tree.
17433 (clone_function_name): Bring here from tree-inline.c.
17434 (cgraph_create_virtual_clone): New function.
17435 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17436 (cgraph_clone_info): New function.
17437 (strut cgraph_node): Add clone_info and new clone tree pointers.
17438 (cgraph_remove_node_and_inline_clones,
17439 cgraph_set_call_stmt_including_clones,
17440 cgraph_create_edge_including_clones,
17441 cgraph_create_virtual_clone): Declare.
17442 (cgraph_function_versioning): Use VEC argument.
17443 (compute_call_stmt_bb_frequency): Update prototype.
17444 (cgraph_materialize_all_clones): New function.
17445 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17446 (ipcp_create_replace_map): Update to VECtors.
17447 (ipcp_update_callgraph): Use virtual clones.
17448 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17449 (ipcp_update_profiling): Do not update local profiling.
17450 (ipcp_insert_stage): Use VECtors and virtual clones.
17451 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17452 (clone_of_p): New function.
17453 (cgraph_preserve_function_body_p): Use clone tree.
17454 (cgraph_optimize): Materialize clones.
17455 (cgraph_function_versioning): Update for VECtors.
17456 (save_inline_function_body): Use clone tree.
17457 (cgraph_materialize_clone): New function.
17458 (cgraph_materialize_all_clones): Likewise.
17459 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17460 * ipa.c: Include gimple.h.
17461 (cgraph_remove_unreachable_nodes): Use clone tree.
17462 * ipa-prop.c (ipa_note_param_call): Update call to
17463 compute_call_stmt_bb_frequencycall.
17464 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17465 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17466 (copy_bb): Handle updating of clone tree; add new edge when new call
17468 (expand_call_inline): Be strict about every call having edge.
17469 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17470 (delete_unreachable_blocks_update_callgraph): New function.
17471 (tree_function_versioning): Use VECtors; always remove unreachable
17472 blocks and fold conditionals.
17473 * tree-inline.h: Do not include varray.h.
17474 (tree_function_versioning): Remove.
17475 * Makefile.in (GTFILES): Remove tree-inline.c
17476 * passes.c (do_per_function): Do only functions having body.
17477 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17480 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17481 Andrew Morrow <acm@google.com>
17484 * c-common.c (c_common_attribute_table): Permit deprecated
17485 attribute to take an optional argument.
17486 (handle_deprecated_attribute): If the optional argument to
17487 __attribute__((deprecated)) is not a string ignore the attribute
17488 and emit a warning.
17490 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17491 * c-typeck.c (build_component_ref): Likewise.
17492 (build_external_ref): Likewise.
17494 * toplev.c (warn_deprecated_use): Add an attribute argument.
17495 Emit the message associated with __attribute__((deprecated)).
17497 * toplev.h (warn_deprecated_use): Updated.
17499 * doc/extend.texi: Document new optional parameter to
17500 __attribute__((deprecated))
17502 2009-05-08 Michael Eager <eager@eagercon.com>
17504 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17505 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17507 2009-05-08 Richard Guenther <rguenther@suse.de>
17509 PR tree-optimization/40062
17510 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17511 Avoid exponential behavior.
17513 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17515 PR rtl-optimization/33928
17517 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17518 process_uses, build_single_def_use_links): New.
17519 (update_df): Update use_def_ref.
17520 (forward_propagate_into): Use get_def_for_use instead of use-def
17522 (fwprop_init): Call build_single_def_use_links and let it initialize
17524 (fwprop_done): Free use_def_ref.
17525 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17526 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17527 df_rd_simulate_one_insn): New.
17528 (df_rd_bb_local_compute_process_def): Update head comment.
17529 (df_chain_create_bb): Use the new RD simulation functions.
17530 * df.h (df_rd_simulate_artificial_defs_at_top,
17531 df_rd_simulate_one_insn): New.
17532 * opts.c (decode_options): Enable fwprop at -O1.
17533 * doc/invoke.texi (-fforward-propagate): Document this.
17535 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17538 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17539 and one complex operand specially.
17540 * tree-complex.c (some_nonzerop): Do not identify a real value as
17541 zero if flag_signed_zeros.
17543 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17545 PR rtl-optimization/33928
17546 * loop-invariant.c (record_use): Fix && vs. || mishap.
17548 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17550 PR rtl-optimization/33928
17551 * loop-invariant.c (struct use): Add addr_use_p.
17552 (struct def): Add n_addr_uses.
17553 (struct invariant): Add cheap_address.
17554 (create_new_invariant): Set cheap_address.
17555 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17556 (record_uses): Pass df_ref to record_use.
17557 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17560 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17562 * config/sh/sh.c: Do not include c-pragma.h.
17564 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17566 * config/spu/spu.c: Remove include of c-common.h.
17568 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17571 * c-common.h (mark_valid_location_for_stdc_pragma,
17572 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17573 clear_float_const_decimal64, float_const_decimal64_p): New.
17574 * c.opt (Wunsuffixed-float-constants): New.
17575 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17576 unsuffixed float constant, handle new warning.
17577 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17578 * c-decl.c (c_scope): New flag float_const_decimal64.
17579 (set_float_const_decimal64, clear_float_const_decimal64,
17580 float_const_decimal64_p): New.
17581 (push_scope): Set new flag.
17582 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17583 to use STDC pragmas.
17584 (c_parser_external_declaration): Ditto.
17585 (c_parser_compound_statement_nostart): Ditto.
17586 * c-pragma.c (valid_location_for_stdc_pragma,
17587 mark_valid_location_for_stdc_pragma,
17588 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17589 handle_pragma_float_const_decimal64): New.
17590 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17591 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17592 set_float_const_decimal64, clear_float_const_decimal64,
17593 float_const_decimal64_p): New dummy functions.
17594 * doc/extend.texi (Decimal Float): Remove statement that the
17595 pragma, and suffix for double constants, are not supported.
17596 * doc/invoke.texi (Warning Options): List new option.
17597 (-Wunsuffixed-float-constants): New.
17599 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17601 * config/i386/i386.c: Do not include c-common.h.
17603 2009-05-07 Mark Heffernan <meheff@google.com>
17605 * doc/invoke.texi (Debugging Options): Document change of debugging
17607 * opts.c (decode_options): Make dump_base_name relative to
17608 aux_base_name directory.
17610 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17612 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17613 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17615 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17617 * Makefile.in (install-plugin): Simplify a bit.
17619 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17621 * Makefile.in (OBJS-common): Add regcprop.o.
17623 * timevar.def (TV_CPROP_REGISTERS): New.
17624 * regrename.c (regrename_optimize): Return 0.
17625 (rest_of_handle_regrename): Delete.
17626 (pass_rename_registers): Point to regrename_optimize.
17627 (struct value_data_entry, struct value_data,
17628 kill_value_one_regno, kill_value_regno, kill_value,
17629 set_value_regno, init_value_data, kill_clobbered_value,
17630 kill_set_value, kill_autoinc_value, copy_value,
17631 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17632 replace_oldest_value_reg, replace_oldest_value_addr,
17633 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17634 debug_value_data, validate_value_data): Move...
17635 * regcprop.c: ... here.
17636 (rest_of_handle_cprop): Delete.
17637 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17639 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17641 PR middle-end/40057
17642 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17643 GEN_INT for 1 << bitnum.
17644 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17645 build_int_cst_type.
17647 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17649 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17650 Remove wrong description of "nand" operation.
17652 2009-05-06 Richard Guenther <rguenther@suse.de>
17653 Adam Nemet <anemet@caviumnetworks.com>
17655 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17656 comment. Add that if LHS is not a gimple register, then RHS1 has
17657 to be a single object (GIMPLE_SINGLE_RHS).
17659 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17661 * expr.c (get_def_for_expr): Move it up in the file.
17662 (store_field): When expanding a bit-field store, look at the
17663 defining gimple stmt for the masking conversion.
17665 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17667 PR middle-end/39986
17668 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17669 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17670 32-bit memcpy into long.
17672 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17674 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17675 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17677 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17678 instead of appending DW_OP_deref*.
17680 2009-05-06 Michael Matz <matz@suse.de>
17682 PR middle-end/40021
17683 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17684 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17686 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17688 * Makefile.in (install-plugin): Fix srcdir handling.
17690 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17692 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17693 when processing for not_regs_needed bitmap.
17694 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17695 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17696 handling it for rhs.
17698 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17700 * config/i386/i386.md (unnamed inc/dec peephole): Use
17701 optimize_insn_for_size_p instead of optimize_size.
17702 * config/i386/predicates.md (incdec_operand): Likewise.
17703 (aligned_operand): Likewise.
17704 * config/i386/sse.md (divv8sf3): Likewise.
17705 (sqrtv8sf2): Likewise.
17707 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17709 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17711 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17713 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17715 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17716 ssemodesuffixf2c with avxmodesuffixf2c.
17718 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17721 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17723 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17725 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17726 (struct tree_base): Adjust spacing for 8 bit boundaries.
17727 (struct tree_decl_common): Add decl_by_reference_flag bit.
17728 (DECL_BY_REFERENCE): Adjust.
17729 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17730 print DECL_BY_REFERENCE bit.
17731 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17732 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17733 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17734 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17737 PR middle-end/39666
17738 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17739 range of the type, but default label is missing, add it with one
17740 of the existing labels instead of adding a new label for it.
17742 2009-05-05 Joseph Myers <joseph@codesourcery.com>
17746 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
17748 * Makefile.in (enable_plugin, plugin_includedir): New.
17749 (install): Depend on install-plugin.
17750 (PLUGIN_HEADERS): New.
17751 (install-plugin): New.
17752 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
17754 2009-05-05 Richard Guenther <rguenther@suse.de>
17756 PR tree-optimization/40022
17757 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
17759 (phivn_valid_p): Fix tuplification error, simplify.
17760 (phiprop_insert_phi): Add dumps.
17761 (propagate_with_phi): Simplify.
17763 2009-05-05 Richard Guenther <rguenther@suse.de>
17765 PR middle-end/40023
17766 * builtins.c (gimplify_va_arg_expr): Properly build the address.
17768 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
17770 * tree.h (strip_float_extensions): Remove duplicate declaration.
17771 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
17772 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
17773 block_ultimate_origin): Rearrange the declarations line to match the
17774 comment that indicates the .c file which the functions are defined.
17775 (dwarf2out_*, set_decl_rtl): Add comment.
17776 (get_base_address): Adjust comment.
17777 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
17778 declarations line and add comment.
17779 (is_builtin_name): Add blank after function name, for clarity.
17781 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17783 * attribs.c (decl_attributes): Use %qE for identifiers in
17785 * cgraphunit.c (verify_cgraph_node): Translate function names to
17786 locale character set in diagnostics.
17787 * coverage.c (get_coverage_counts): Use %qE for identifiers in
17789 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
17790 Document that functions are named in UTF-8.
17791 * expr.c (expand_expr_real_1): Translate function names to locale
17792 character set in diagnostics.
17793 * gimplify.c (omp_notice_variable, omp_is_private,
17794 gimplify_scan_omp_clauses): Use %qE for identifiers in
17796 * langhooks.c (lhd_print_error_function): Translate function names
17797 to locale character set.
17798 * langhooks.h (decl_printable_name): Document that return value is
17799 in internal character set.
17800 * stmt.c: Include pretty-print.h
17801 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
17803 (resolve_operand_name_1): Translate named operand name to locale
17805 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
17807 * toplev.c (announce_function): Translate function names to locale
17809 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
17810 (default_tree_printer): Use pp_identifier or translate identifiers
17811 to locale character set. Mark "<anonymous>" for translation.
17812 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
17813 for identifiers in diagnostics.
17814 * tree.c (handle_dll_attribute): Use %qE for identifiers in
17816 * varasm.c (output_constructor): Use %qE for identifiers in
17819 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
17821 * configure.ac: use ` ` instead of $()
17822 * configure: Regenerate.
17824 2009-05-05 Ben Elliston <bje@au.ibm.com>
17826 * config/pa/linux-atomic.c: Eliminate conditional include of
17827 errno.h on non-LP64 systems to simplify build requirements.
17829 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17831 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
17833 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
17834 and pass value to identifier_to_locale.
17835 (warn_variable_length_array): Make name a tree.
17836 (grokdeclarator): Separate diagnostic texts for named and unnamed
17837 declarators. Use %qE for named declarators.
17838 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
17840 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
17841 identifiers in diagnostics.
17842 * c-typeck.c (push_member_name, start_init): Pass identifiers to
17843 identifier_to_locale. Mark "anonymous" strings for translation.
17845 2009-05-04 Michael Eager <eager@eagercon.com>
17847 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
17848 address for DImode/DFmode only if double-precision FP regs.
17850 2009-05-04 Michael Eager <eager@eagercon.com>
17852 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
17853 TARGET_SINGLE_FLOAT check.
17855 2009-05-04 Michael Eager <eager@eagercon.com>
17857 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
17859 2009-05-04 Michael Eager <eager@eagercon.com>
17861 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17862 * config/rs6000/t-xilinx: New
17864 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17866 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17867 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17868 * gcc/explow.c (memory_address): Use target hook.
17869 * gcc/targhooks.c (default_legitimize_address): New.
17870 * gcc/targhooks.h (default_legitimize_address): New.
17871 * gcc/target.h (legitimize_address): New.
17872 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17873 (TARGET_INITIALIZER): Include it.
17874 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17876 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17877 * config/bfin/bfin.c (legitimize_address): Remove.
17878 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17879 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17881 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17882 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17884 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17885 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17886 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17887 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17888 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17889 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17890 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17891 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17892 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17893 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17894 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17895 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17896 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17897 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17898 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17899 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17900 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17901 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17902 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17903 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17904 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17905 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17906 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17908 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17909 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17910 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17911 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17912 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17913 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17914 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17915 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17916 (thumb_legitimize_address): Delete.
17917 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17918 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17919 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17920 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17921 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17922 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17924 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17927 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17928 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17929 * config/m32r/m32r.c (m32r_legitimize_address): New.
17930 * config/m68k/m68k.c (m68k_legitimize_address): New.
17931 * config/score/score.c (score_legitimize_address): Standardize.
17932 * config/score/score3.c (score3_legitimize_address): Standardize.
17933 * config/score/score3.h (score3_legitimize_address): Adjust.
17934 * config/score/score7.c (score7_legitimize_address): Standardize.
17935 * config/score/score7.h (score7_legitimize_address): Adjust.
17936 * config/sh/sh.c (sh_legitimize_address): New.
17937 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17939 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17940 (s390_legitimize_address): ... this.
17941 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17942 (sparc_legitimize_address): ... this.
17943 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17944 (ix86_legitimize_address): ... this.
17945 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17946 (avr_legitimize_address): ... this.
17947 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17948 (mn10300_legitimize_address): ... this.
17949 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17950 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17951 (alpha_expand_mov): Adjust call.
17953 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17954 * config/spu/spu.c (spu_legitimize_address): Likewise.
17955 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17956 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17958 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17960 * intl.c (locale_encoding, locale_utf8): New.
17961 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17962 * intl.h (locale_encoding, locale_utf8): Declare.
17963 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17964 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17966 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17968 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17969 (pp_base_tree_identifier): Declare as function.
17970 (identifier_to_locale): Declare.
17971 * Makefile.in (pretty-print.o): Update dependencies.
17972 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17974 2009-05-04 Richard Guenther <rguenther@suse.de>
17976 PR middle-end/40015
17977 * builtins.c (fold_builtin_memory_op): Do not decay to element
17978 type if the size matches the whole array.
17980 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17982 * expmed.c (synth_mult): When trying out a shift, pass the result
17985 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17987 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17988 (shiftsub1_cost): New.
17989 (init_expmed): Compute shiftsub1_cost.
17990 (synth_mult): Optimize multiplications by constants of the form
17991 -(2^^m-1) for some constant positive integer m.
17993 2009-05-03 Richard Guenther <rguenther@suse.de>
17996 * c-typeck.c (array_to_pointer_conversion): Do not built
17997 ADDR_EXPRs of arrays of pointer-to-element type.
17998 * c-gimplify.c (c_gimplify_expr): Revert change fixing
17999 up wrong ADDR_EXPRs after-the-fact.
18000 * c-common.c (strict_aliasing_warning): Strip pointer
18001 conversions for obtaining the original type.
18002 * builtins.c (fold_builtin_memset): Handle array types.
18003 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18006 2009-05-03 Richard Guenther <rguenther@suse.de>
18008 PR middle-end/23329
18009 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18010 Do not lose casts from array types with unknown extent to array
18011 types with known extent.
18012 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18013 alias set compatibility.
18015 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18017 * flags.h (extra_warnings): Delete.
18018 * toplev.c (process_options): Handle Wuninitialized here.
18019 * opts.c (extra_warnings): Delete.
18020 (set_Wextra): Delete.
18021 (common_handle_option): -Wextra can be handled automatically.
18022 * c-opts.c (c_common_handle_option): Delete obsolete code.
18023 (c_common_post_options): Simplify comment.
18024 * common.opt (W): Add Var.
18026 (Wuninitialized): Initialize to -1.
18028 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18029 Richard Guenther <rguenther@suse.de>
18031 * expr.c (get_def_for_expr): New function.
18032 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18033 SSA rather than trees.
18034 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18035 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18037 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18039 * c-common.c (reswords): Add _Imaginary.
18040 * c-common.c (enum rid): Add RID_IMAGINARY.
18042 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18044 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18045 Patch by Richard Guenther.
18047 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18049 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18050 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18051 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18052 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18053 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18054 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18055 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18056 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18057 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18058 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18059 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18060 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18061 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18062 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18063 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18064 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18065 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18066 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18068 2009-05-02 Richard Guenther <rguenther@suse.de>
18070 PR tree-optimization/39940
18071 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18074 2009-05-02 Richard Guenther <rguenther@suse.de>
18076 PR middle-end/40001
18077 * tree-ssa.c (execute_update_addresses_taken): Properly check
18078 if we can mark a variable DECL_GIMPLE_REG_P.
18079 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18080 back to the end of the function.
18081 (is_gimple_reg_type): Remove complex type special casing.
18082 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18085 2009-05-02 Ben Elliston <bje@au.ibm.com>
18087 * doc/collect2.texi (Collect2): Document search path behaviour
18088 when configured with --with-ld.
18090 2009-05-02 Jan Hubicka <jh@suse.cz>
18092 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18093 parameter; update callers.
18094 (coalesce_cost_edge): EH edges are costier because they needs
18095 splitting even if not critical and even more costier when there are
18096 multiple EH predecestors.
18098 2009-05-02 Jan Hubicka <jh@suse.cz>
18100 * except.c (remove_eh_handler_and_replace): Handle updating after
18101 removing TRY blocks.
18103 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18105 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18107 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18109 * varasm.c: Do not include c-pragma.h.
18110 * attribs.c: Do not incude c-common.h.
18112 2009-05-01 Michael Matz <matz@suse.de>
18114 * calls.c (initialize_argument_information): Handle SSA names like
18115 decls with a non MEM_P DECL_RTL.
18117 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18119 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18120 * ipa-utils.c: Likewise.
18121 * ipa-type-escape.c: Likewise.
18122 * cgraphunit.c Do not include c-common.h.
18123 * ipa-pure-const.c: Likewise.
18124 * tree-if-conv.c: Likewise.
18125 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18126 * ipa-struct-reorg.c: Likewise.
18127 * tree-nomudflap.c: Likewise.
18128 * tree-ssa-structalias.c: Likewise.
18130 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18132 * store-motion.c: Many cleanups to make this pass a first-class
18133 citizen instead of an appendix to gcse load motion. Add TODO list
18134 to make this pass faster/cleaner/better.
18136 (struct ls_expr): Post gcse.c-split cleanups.
18137 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18138 "stores" field to "avail_stores".
18139 (pre_ldst_mems): Rename to store_motion_mems.
18140 (pre_ldst_table): Rename to store_motion_mems_table.
18141 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18142 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18143 (ldst_entry): Rename to st_expr_entry, update users.
18144 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18145 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18146 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18148 (first_ls_expr): Rename to first_st_expr, update users.
18149 (next_ls_expr): Rename to next_st_expr, update users.
18150 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18151 fields properly for store motion instead of names inherited from load
18153 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18154 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18157 (ae_kill): Rename to st_kill, update users.
18158 (ae_gen): Rename to st_avloc, update users.
18159 (transp): Rename to st_transp, update users.
18160 (pre_insert_map): Rename to st_insert_map, update users.
18161 (pre_delete_map): Rename to st_delete_map, update users.
18162 (insert_store, build_store_vectors, free_store_memory,
18163 one_store_motion_pass): Update for abovementioned changes.
18165 (gcse_subst_count, gcse_create_count): Remove.
18166 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18167 and "n_stores_created", local variables.
18169 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18172 (regvec, compute_store_table_current_insn): Remove.
18173 (reg_set_info, reg_clear_last_set): Remove.
18174 (compute_store_table): Use DF caches instead of local dataflow
18177 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18179 * c-objc-common.c (c_tree_printer): Print identifiers with
18180 pp_identifier, not pp_string. Mark "({anonymous})" for
18182 * c-pretty-print.c (pp_c_ws_string): New.
18183 (pp_c_cv_qualifier, pp_c_type_specifier,
18184 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18185 pp_c_storage_class_specifier, pp_c_function_specifier,
18186 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18187 pp_c_primary_expression, pp_c_postfix_expression,
18188 pp_c_unary_expression, pp_c_shift_expression,
18189 pp_c_relational_expression, pp_c_equality_expression,
18190 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18191 use pp_string and pp_c_ws_string in place of pp_identifier and
18192 pp_c_identifier for non-identifiers. Mark English strings for
18194 * c-pretty-print.h (pp_c_ws_string): Declare.
18196 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18197 Roland McGrath <roland@redhat.com>
18199 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18200 (ENABLE_LD_BUILDID): New configuration option.
18201 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18202 (LINK_BUILDID_SPEC): New macro.
18203 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18205 * doc/install.texi: Document --enable-linker-build-id option.
18206 * configure: Rebuild.
18207 * config.in: Rebuild.
18209 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18211 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18212 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18213 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18214 MIPS_GP_SAVE_AREA_SIZE.
18215 * config/mips/mips.c (struct mips_frame_info): Update comment
18216 before arg_pointer_offset and hard_frame_pointer_offset.
18217 (mips_compute_frame_info): Update diagram before function: to
18218 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18219 indicate the position of frame_pointer_rtx with -fstack-protector and
18220 to show args_size. Don't allocate cprestore area for leaf functions
18221 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18223 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18225 2009-04-30 Michael Matz <matz@suse.de>
18227 PR tree-optimization/39955
18228 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18230 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18232 * ira.c (setup_cover_and_important_classes): Use safe macro
18233 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18235 * genpreds.c (write_tm_preds_h): Output suitable definition of
18236 REG_CLASS_FOR_CONSTRAINT.
18238 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18240 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18242 * bitmap.c (bitmap_descriptor): Likewise.
18243 * ggc-common.c (loc_descriptor): Likewise.
18244 * varray.c (varray_descriptor): Likewise.
18245 * vec.c (vec_descriptor): Likewise.
18247 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18249 * Makefile.in (dce.o): Add $(EXCEPT_H).
18250 * dce.c: Include except.h and delete redundant vector definitions.
18251 (deletable_insn_p): Return false for non-call insns that can throw
18254 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18256 * gcse.c (ae_gen): Remove.
18257 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18258 and make non-static function to make it available in store-motion.c.
18259 Update call sites with search-and-replace.
18260 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18261 extract_mentioned_regs, extract_mentioned_regs_helper,
18262 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18263 store_killed_in_insn, store_killed_after, store_killed_before,
18264 build_store_vectors, insert_insn_start_basic_block, insert-store,
18265 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18266 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18267 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18268 * store-motion.c: ...new file. Also copy data structures from gcse.c
18269 and clean up to remove parts not used by store motion.
18270 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18271 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18273 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18276 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18277 when optimizing for size.
18279 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18281 * gcse.c (gcse_constant_p): Fix typo in last change.
18283 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18285 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18287 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18289 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18291 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18293 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18294 CONST_HIGH_PART result.
18296 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18298 * config/avr/avr.c (initial_elimination_offset): Rename to
18299 avr_initial_elimination_offset.
18300 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18301 change return type to bool.
18302 (avr_can_eliminate): New function.
18303 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18304 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18305 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18306 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18307 avr_initial_elimination_offset.
18308 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18309 (avr_initial_elimination_offset): Define.
18311 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18312 Steven Bosscher <steven@gcc.gnu.org>
18314 PR rtl-optimization/39938
18315 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18316 * cfgrtl.c: Include insn-attr.h.
18317 (rest_of_pass_free_cfg): New function.
18318 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18319 * resource.c (init_resource_info): Remove call to df_analyze.
18321 2009-04-29 Richard Guenther <rguenther@suse.de>
18324 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18325 allow conversion to signed integers.
18327 2009-04-29 Richard Guenther <rguenther@suse.de>
18329 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18330 shifts of floating point vectors if the shift amount is
18331 a constant multiple of the element size.
18333 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18334 Michael Matz <matz@suse.de>
18336 PR middle-end/39927
18338 * tree-outof-ssa.c (emit_partition_copy): New function.
18339 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18340 insert_part_to_rtx_on_edge): Perform the partition base var
18341 copy using emit_partition_copy.
18342 (insert_value_copy_on_edge): Convert constants to the right mode.
18343 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18344 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18346 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18348 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18349 scan backwards to try to find a constant to initialize it.
18351 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18352 insn before the loop_end instruction, don't look past labels.
18354 2009-04-29 Richard Guenther <rguenther@suse.de>
18356 PR middle-end/39937
18357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18358 loose type conversions.
18359 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18360 stmts only if there are no uses of its definition.
18362 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18364 * config/bfin/bfin.h (splitting_loops): Declare.
18365 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18366 Reorder bit definitions to be ascending.
18367 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18368 * config/bfin/bfin.c (splitting_loops): New variable.
18369 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18370 (struct loop_info): Remove members INIT and LOOP_INIT.
18371 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18372 the LSETUP sequence. Allow LC to be loaded from any register, but
18373 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18374 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18376 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18377 of reload_completed.
18380 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18382 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18384 * Makefile.in (PLUGIN_VERSION_H): New.
18385 (OBJS-common): Remove plugin-version.o.
18386 (plugin.o): Depend on (PLUGIN_VERSION_H).
18387 (plugin-version.o): Remove.
18388 * configure: Regenerate
18389 * configure.ac: Create plugin-version.h.
18390 * gcc-plugin.h (plugin_gcc_version): Remove.
18391 (plugin_default_version_check): Change signature.
18392 * plugin-version.c: Remove.
18393 * plugin.c: Include plugin-version.h.
18394 (str_plugin_gcc_version_name): Remove.
18395 (try_init_one_plugin): Pass gcc version to plugin_init.
18396 (plugin_default_version_check): Both gcc and plugin versions are now
18399 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18401 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18402 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18403 Remove special case testing for last insn of inner loops. Don't fail
18404 if the loop ends with a jump, emit an extra nop instead.
18406 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18407 DREGS rather than comparing directly. Remove code that tries to
18408 account for latencies.
18410 2009-04-29 Richard Guenther <rguenther@suse.de>
18412 PR tree-optimization/39941
18413 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18414 eliminating an indirect call.
18416 2009-04-29 Richard Guenther <rguenther@suse.de>
18418 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18419 parameter. Allow invariants as base if !require_lvalue.
18420 (verify_gimple_assign_single): Adjust.
18422 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18424 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18425 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18426 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18427 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18428 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18430 * config/bfin/bfin.c (bfin_expand_builtin,
18431 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18433 2009-04-28 Richard Guenther <rguenther@suse.de>
18435 * tree-vect-loop.c (get_initial_def_for_induction): Use
18436 correct types for pointer increment.
18438 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18440 * toplev.c (print_version): Update GMP version string calculation.
18442 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18444 PR rtl-optimization/39938
18445 * resource.c (init_resource_info): Add call to df_analyze.
18447 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18449 * config/alpha/alpha.md (usegp): Cast the result of
18450 alpha_find_lo_sum_using_gp to enum attr_usegp.
18451 * config/alpha/alpha.c (override_options): Remove end-of-structure
18452 marker element from cpu_table. Use array size of cpu_table to handle
18453 -mcpu and -mtune options.
18454 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18456 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18458 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18459 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18460 tune_32 and tune_64.
18461 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18462 support on PowerPC.
18463 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18464 * config/rs6000/option-defaults.h: ... here. New file.
18465 (OPT_64, OPT_32): Define.
18466 (MASK_64BIT): Define to 0 if not already defined.
18467 (OPT_ARCH64, OPT_ARCH32): Define.
18468 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18471 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18473 * config/arm/arm.c (arm_override_options): Emit error on using
18476 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18478 PR rtl-optimization/39914
18479 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18480 registers for allocnos created from user-defined variables only
18481 when not optimizing.
18483 2009-04-28 Richard Guenther <rguenther@suse.de>
18485 PR middle-end/39937
18486 * fold-const.c (fold_binary): Use distribute_real_division only
18489 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18491 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18492 add hpux-stdint.h to tm_file.
18493 (hppa[12]*-*-hpux11*): Ditto.
18494 (ia64*-*-hpux*): Ditto.
18495 * config/hpux-stdint.h: New.
18496 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18497 __STDC_EXT__ for all compiles.
18498 * config/pa/pa-hpux.h: Ditto.
18499 * config/pa/pa-hpux10.h: Ditto.
18500 * config/pa/pa-hpux11.h: Ditto.
18502 2009-04-28 Catherine Moore <clm@codesourcery.com>
18504 * debug.h (set_name): Add comment.
18506 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18509 * config/darwin.c (machopic_gen_offset): Check
18510 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18511 * config/arm/arm.c (require_pic_register): Likewise.
18513 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18515 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18516 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18517 m32c_promote_prototypes): Delete.
18519 2009-04-28 Michael Matz <matz@suse.de>
18521 PR middle-end/39922
18522 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18525 2009-04-28 Richard Guenther <rguenther@suse.de>
18527 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18529 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18531 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18532 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18533 * config/arm/arm-tune.md: Regenerate.
18535 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18537 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18538 block if there are complex incoming edges.
18539 (sel_merge_blocks): Remove useless assert.
18540 (sel_redirect_edge_and_branch): Check that edge was redirected.
18541 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18542 (sel_find_rgns): Delete declaration.
18543 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18544 the region when it is not a preheader.
18546 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18549 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18551 2009-04-28 Richard Guenther <rguenther@suse.de>
18553 * tree.h (SSA_NAME_VALUE): Remove.
18554 (struct tree_ssa_name): Remove value_handle member.
18555 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18556 array for jump threading.
18557 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18559 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18560 * tree-flow.h (threadedge_initialize_values): Declare.
18561 (threadedge_finalize_values): Likewise.
18562 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18563 (SSA_NAME_VALUE): Define.
18564 (threadedge_initialize_values): New function.
18565 (threadedge_finalize_values): Likewise.
18566 * tree-ssa-dom.c (ssa_name_values): New global variable.
18567 (SSA_NAME_VALUE): Define.
18568 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18570 2009-04-28 Ira Rosen <irar@il.ibm.com>
18572 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18573 Use REPORT_VECTORIZED_LOCATIONS instead
18574 REPORT_VECTORIZED_LOOPS.
18575 * tree-vectorizer.c (vect_verbosity_level): Make static.
18576 (vect_loop_location): Rename to vect_location.
18577 (vect_set_verbosity_level): Update comment.
18578 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18580 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18581 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18582 instead REPORT_UNVECTORIZED_LOOPS.
18583 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18584 and vect_loop_def to vect_external_def and vect_internal_def.
18585 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18586 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18587 REPORT_UNVECTORIZED_LOCATIONS.
18588 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18589 and vect_used_in_loop and to vect_unused_in_scope and
18590 vect_used_in_scope.
18591 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18592 (vect_verbosity_level): Remove declaration.
18593 (vect_analyze_operations): Likewise.
18594 (vect_analyze_stmt): Declare.
18595 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18596 REPORT_UNVECTORIZED_LOCATIONS.
18597 (vect_get_loop_niters): Fix indentation.
18598 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18599 (vect_analyze_loop_operations): New function.
18600 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18601 vect_analyze_operations.
18602 (vect_is_simple_reduction): Use new names.
18603 (vectorizable_live_operation, vect_transform_loop): Likewise.
18604 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18605 to specify whether the data references can be a part of interleaving
18607 (vect_analyze_data_ref_dependence): Use new names.
18608 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18609 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18610 * tree-vect-patterns.c (widened_name_p): Use new names.
18611 (vect_recog_dot_prod_pattern): Likewise.
18612 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18613 (process_use, vect_mark_stmts_to_be_vectorized,
18614 vect_model_simple_cost, vect_model_store_cost,
18615 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18616 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18617 vectorizable_operation, vectorizable_type_demotion,
18618 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18619 vectorizable_condition): Likewise.
18620 (vect_analyze_operations): Split into vect_analyze_loop_operations
18622 (vect_analyze_stmt): ... new function.
18623 (new_stmt_vec_info): Use new names.
18624 (vect_is_simple_use): Use new names and fix comment.
18625 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18626 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18628 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18631 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18632 and integer modes for x87 operands. Do not ICE for unsupported size,
18633 generate error instead. Generate error for unsupported operand types.
18634 ['z']: Do not handle HImode memory operands specially. Warning
18635 for floating-point operands. Fallthru to 'Z' for unsupported operand
18636 types. Do not ICE for unsupported size, generate error instead.
18637 (output_387_binary_op): Use %Z to output operands.
18638 (output_fp_compare): Ditto.
18639 (output_387_reg_move): Ditto.
18641 2009-04-28 Ben Elliston <bje@au.ibm.com>
18646 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18648 * builtins.c (c_strlen): Do not warn here.
18649 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18650 * c-common.c (pointer_int_sum): Take an explicit location.
18651 Warn about offsets out of bounds.
18652 * c-common.h (pointer_int_sum): Adjust declaration.
18654 2009-04-27 Ian Lance Taylor <iant@google.com>
18656 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18658 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18659 * df-core.c (df_set_flags): Change return type to int. Change
18660 type of old_flags to int.
18661 (df_clear_flags): Likewise.
18662 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18663 (df_get_conditional_uses): Likewise.
18664 * df.h (df_set_flags, df_clear_flags): Update declarations.
18665 * dwarf2out.c (struct indirect_string_node): Change type of form
18666 field to enum dwarf_form.
18667 (AT_string_form): Change return type to enum dwarf_form.
18668 * fixed-value.c (fixed_compare): Add cast to enum type.
18669 * fwprop.c (update_df): Change 0 to VOIDmode.
18670 * gensupport.c: Change 0 to UNKNOWN.
18671 * gimple.h (gimple_cond_code): Add cast to enum type.
18672 * haifa-sched.c (reemit_notes): Add cast to enum type.
18673 * hooks.c (hook_int_void_no_regs): Remove function.
18674 * hooks.h (hook_int_void_no_regs): Remove declaration.
18675 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18676 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18677 * real.c (real_arithmetic): Add cast to enum type.
18678 (real_compare): Likewise.
18679 * target.h (struct gcc_target): Change return type of
18680 branch_target_register_class to enum reg_class.
18681 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18682 default_branch_target_register_class.
18683 * targhooks.c (default_branch_target_register_class): New function.
18684 * targhooks.h (default_branch_target_register_class): Declare.
18685 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18686 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18688 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18690 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18691 vect_uninitialized_def. Change 0 to ERROR_MARK.
18692 * tree-vect-stmts.c (supportable_widening_operation): Don't
18693 initialize icode1 and icode2.
18694 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18695 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18697 (cmn_err_flag_specs): Change 0 to STD_C89.
18698 (cmn_err_char_table): Likewise.
18699 * config/arm/arm.c (get_arm_condition_code): Change type of code
18700 to enum arm_cond_code.
18701 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18702 (IWMMXT_BUILTIN2): Likewise.
18703 (neon_builtin_type_bits): Don't define typedef.
18704 (neon_builtin_datum): Change type of bits field to int.
18705 (arm_expand_neon_args): Add cast to enum type.
18706 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18708 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18709 casts to enum type.
18710 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18712 * config/mips/mips.md (jal_macro): Return enum constant.
18713 (single_insn): Likewise.
18714 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18716 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18717 casts to enum type.
18718 * config/s390/s390.c (s390_tune_flags): Change type to int.
18719 (s390_arch_flags): Likewise.
18720 (s390_handle_arch_option): Change flags field of struct pta to int.
18721 * config/s390/s390.h (s390_tune_flags): Update declaration.
18722 (s390_arch_flags): Likewise.
18723 * config/sh/sh.c (prepare_move_operands): Compare
18724 tls_symbolic_operand result with enum constant.
18725 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18726 (sh_expand_prologue): Add cast to enum type.
18727 (sh_expand_epilogue): Likewise.
18728 (tls_symbolic_operand): Change return type to enum tls_model.
18729 (fpscr_set_from_mem): Add cast to enum type.
18730 (legitimize_pic_address): Compare tls_symbolic_operand result with
18732 (sh_target_reg_class): Change return type to enum reg_class.
18733 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18735 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18736 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18737 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18738 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18739 (delayed_branch, tls_call_delay): Likewise.
18740 (eligible_for_sibcall_delay): Likewise.
18741 (eligible_for_return_delay): Likewise.
18742 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
18743 (spu_expand_builtin_1): Likewise.
18745 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
18746 for all types of conversions.
18747 (output_init_element): Issue -Wc++-compat warning if needed when
18748 initializing a bitfield with enum type.
18749 * c-parser.c (c_parser_expression): Set original_type to
18750 original_type of right hand operand of comma operator.
18752 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18754 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
18756 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
18757 * doc/cpp.texi (Standard Predefined Macros)
18758 (Implementation-defined behavior): Likewise.
18759 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
18760 * doc/gimple.texi (GIMPLE Exception Handling)
18761 (@code{GIMPLE_ASSIGN}): Likewise.
18762 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
18763 * doc/invoke.texi (Warning Options, Optimize Options)
18764 (AVR Options, Darwin Options): Likewise.
18765 (Optimize Options): Reformulate -fwhole-program description.
18766 * doc/loop.texi (Lambda): Likewise.
18767 * doc/md.texi (Output Template, Define Constraints)
18768 (Standard Names, Insn Splitting): Likewise.
18769 * doc/options.texi (Option properties): Likewise.
18770 * doc/passes.texi (Tree-SSA passes): Likewise.
18771 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
18772 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
18773 (File Names and DBX): Likewise.
18774 * doc/trouble.texi (Incompatibilities): Likewise.
18776 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18778 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
18779 instruction is correct.
18781 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18783 Allow non-constant arguments to conversion intrinsics.
18784 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
18785 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
18786 * spu.c (print_operand): Handle 'v' and 'w'.
18787 (exp2_immediate_p, spu_gen_exp2): Define.
18788 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
18789 spu_convtf_1): Update parameter descriptions.
18790 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
18791 * constraints.md ('v', 'w'): New.
18792 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
18794 (i2f, I2F): New define_mode_attr.
18795 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
18796 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
18797 fixuns_truncv4sfv4si2): Update to use mode attribute.
18798 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
18799 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
18800 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
18801 patterns for combine.
18803 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
18805 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
18806 (cprop, hoist, pre, store_motion): New debug counters.
18807 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
18808 is not an RTL pass anymore.
18809 (pass_profiling): Remove extern decl for pass removed in 2005.
18810 (pass_gcse, pass_jump_bypass): Remove.
18811 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
18812 to 0 for clean state.
18813 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
18814 * cse.c (gate_handle_cse_after_global_opts,
18815 rest_of_handle_cse_after_global_opts): New functions.
18816 (pass_cse_after_global_opts): New pass, does local CSE.
18817 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
18818 (TV_CPROP): New timevar.
18819 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
18820 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
18821 (gcse_main, recompute_all_luids): Remove.
18822 (compute_hash_table_work): Call max_reg_num instead of reading
18824 (cprop_jump): Don't set run_jump_opt_after_gcse.
18825 (constprop_register): Always allow to alter jumps.
18826 (cprop_insn): Likewise.
18827 (do_local_cprop): Likewise.
18828 (local_cprop_pass): Likewise. Return non-zero if something changed.
18829 (cprop): Remove function, fold interesting bits into one_cprop_pass.
18830 (find_implicit_sets): Add note about missed optimization opportunity.
18831 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
18832 pass_rtl_cprop execute function.
18833 Don't bother tracking the pass number, each pass gets its own dumpfile
18835 Always allow to alter jumpsand bypass jumps.
18836 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
18837 will just find no suitable set.
18838 (pre_edge_insert): Fix dumping, this function is for PRE only.
18839 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
18840 pass_rtl_pre execute function.
18841 (hoist_code): Return non-zero if something changed. Keep track of
18842 substitutions and insertions for statistics gathering similar to PRE.
18843 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
18844 called from the pass_rtl_hoist execute function. Show pass statistics.
18845 (compute_store_table): Use max_reg_num directly instead of using the
18846 formerly global max_gcse_regno.
18847 (build_store_vectors): Likewise.
18848 (replace_store_insn): Fix dumping.
18849 (store_motion): Rename to ...
18850 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
18851 pass, called from the pass_rtl_store_motion execute function. Keep
18852 track of substitutions and insertions for statistics gathering similar
18854 (bypass_jumps): Remove, fold interesting bits into ...
18855 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
18856 from the pass_rtl_cprop execute function.
18857 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
18858 pass_jump_bypass): Remove.
18859 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18860 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18861 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18862 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18863 (gate_rtl_store_motion, execute_rtl_store_motion,
18864 pass_rtl_store_motion): New.
18865 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18866 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18867 * passes.c (init_optimization_passes): Remove pass_gcse and
18868 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18869 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18870 instead of pass_jump_bypass.
18872 2009-04-27 Richard Guenther <rguenther@suse.de>
18874 PR middle-end/39928
18875 * gimplify.c (gimplify_expr): If we are required to create
18876 a temporary make sure it ends up as register.
18878 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18881 * config/i386/i386.c (construct_container): Don't call
18882 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18883 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18885 2009-04-27 Michael Matz <matz@suse.de>
18887 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18888 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18889 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18890 (dump_replaceable_exprs): Take a bitmap.
18891 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18893 (expand_gimple_basic_block): Likewise.
18894 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18895 replaceable_expressions member a bitmap.
18896 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18897 (mark_replaceable): Likewise.
18898 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18899 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18901 2009-04-27 Richard Guenther <rguenther@suse.de>
18903 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18904 (verify_stmts): Dispatch to gimple/type verification code.
18905 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18906 issue with call argument types.
18908 2009-04-27 Michael Matz <matz@suse.de>
18910 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18911 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18914 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18915 Eric Botcazou <ebotcazou@adacore.com>
18917 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18918 a label's basic block.
18919 (mark_target_live_regs): Tidy and rework obsolete comments.
18920 Change back DF problem to LIVE. If a label starts a basic block,
18921 assume that all registers that used to be live then still are.
18922 (init_resource_info): If a label starts a basic block, set its
18923 BLOCK_FOR_INSN accordingly.
18924 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18926 2009-04-27 Richard Guenther <rguenther@suse.de>
18928 * tree-flow-inline.h (function_ann): Remove.
18929 (get_function_ann): Likewise.
18930 * tree-dfa.c (create_function_ann): Remove.
18931 * tree-flow.h (struct static_var_ann_d): Remove.
18932 (struct function_ann_d): Likewise.
18933 (union tree_ann_d): Remove fdecl member.
18934 (function_ann_t): Remove.
18935 (function_ann, get_function_ann, create_function_ann): Remove
18938 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18940 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18942 2009-04-27 Jan Hubicka <jh@suse.cz>
18944 * ipa-pure-const.c (struct funct_state_d): New fields
18945 state_previously_known, looping_previously_known; remove
18946 state_set_in_source.
18947 (analyze_function): Use new fields.
18948 (propagate): Avoid assumption that state_set_in_source imply
18951 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18952 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18953 * cfgloop.h (finite_loop_p): Declare.
18955 2009-04-26 Michael Matz <matz@suse.de>
18957 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18959 2009-04-26 Michael Matz <matz@suse.de>
18961 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18962 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18963 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18964 pass_mark_used_blocks): Remove.
18965 * tree-optimize.c (pass_free_datastructures,
18966 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18967 * passes.c (init_optimization_passes): Don't call
18968 pass_mark_used_blocks, remove dead code.
18970 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18972 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18973 * tree-ssa-live.h (register_ssa_partition): Likewise.
18975 2009-04-26 Michael Matz <matz@suse.de>
18978 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18979 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18980 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18982 (compare_pairs): Swap cost comparison.
18983 (coalesce_ssa_name): Don't use change_partition_var.
18984 * tree-nrv.c (struct nrv_data): Add modified member.
18985 (finalize_nrv_r): Set it.
18986 (tree_nrv): Use it to update statements.
18987 (pass_nrv): Require PROP_ssa.
18988 * tree-mudflap.c (mf_decl_cache_locals,
18989 mf_build_check_statement_for): Use make_rename_temp.
18990 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18991 * alias.c (find_base_decl): Handle SSA names.
18992 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18993 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18994 * rtl.h (set_reg_attrs_for_parm): Declare.
18995 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
18996 to "optimized", remove unused locals at finish.
18997 (execute_free_datastructures): Make global, call
18998 delete_tree_cfg_annotations.
18999 (execute_free_cfg_annotations): Don't call
19000 delete_tree_cfg_annotations.
19002 * ssaexpand.h: New file.
19003 * expr.c (toplevel): Include ssaexpand.h.
19004 (expand_assignment): Handle SSA names the same as register variables.
19005 (expand_expr_real_1): Expand SSA names.
19006 * cfgexpand.c (toplevel): Include ssaexpand.h.
19007 (SA): New global variable.
19008 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19009 (SSAVAR): New macro.
19010 (set_rtl): New helper function.
19011 (add_stack_var): Deal with SSA names, use set_rtl.
19012 (expand_one_stack_var_at): Likewise.
19013 (expand_one_stack_var): Deal with SSA names.
19014 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19015 before unique numbers.
19016 (expand_stack_vars): Use set_rtl.
19017 (expand_one_var): Accept SSA names, add asserts for them, feed them
19018 to above subroutines.
19019 (expand_used_vars): Expand all partitions (without default defs),
19020 then only the local decls (ignoring those expanded already).
19021 (expand_gimple_cond): Remove edges when jumpif() expands an
19022 unconditional jump.
19023 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19024 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19026 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19027 members of SA; deal with PARM_DECL partitions here; expand
19028 all PHI nodes, free tree datastructures and SA. Commit instructions
19029 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19030 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19031 info and statements at start, collect garbage at finish.
19032 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19033 (VAR_ANN_PARTITION) Remove.
19034 (change_partition_var): Don't declare.
19035 (partition_to_var): Always return SSA names.
19036 (var_to_partition): Only accept SSA names.
19037 (register_ssa_partition): Only check argument.
19038 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19040 (delete_var_map): Don't free it.
19041 (var_union): Only accept SSA names, simplify.
19042 (partition_view_init): Mark only useful SSA names as used.
19043 (partition_view_fini): Only deal with SSA names.
19044 (change_partition_var): Remove.
19045 (dump_var_map): Use ssa_name instead of partition_to_var member.
19046 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19048 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19049 (struct _elim_graph): New member const_dests; nodes member vector of
19051 (set_location_for_edge): New static helper.
19052 (create_temp): Remove.
19053 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19054 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19055 (new_elim_graph): Allocate const_dests member.
19056 (clean_elim_graph): Truncate const_dests member.
19057 (delete_elim_graph): Free const_dests member.
19058 (elim_graph_size): Adapt to new type of nodes member.
19059 (elim_graph_add_node): Likewise.
19060 (eliminate_name): Likewise.
19061 (eliminate_build): Don't take basic block argument, deal only with
19062 partition numbers, not variables.
19063 (get_temp_reg): New static helper.
19064 (elim_create): Use it, deal with RTL temporaries instead of trees.
19065 (eliminate_phi): Adjust all calls to new signature.
19066 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19067 (rewrite_trees): Only do checking.
19068 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19069 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19070 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19071 contains_tree_r, MAX_STMTS_IN_LATCH,
19072 process_single_block_loop_latch, analyze_edges_for_bb,
19073 perform_edge_inserts): Remove.
19074 (expand_phi_nodes): New global function.
19075 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19076 functions, initialize new parameter, remember partitions having a
19078 (finish_out_of_ssa): New global function.
19079 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19080 don't reset in_ssa_p here, don't disable TER when mudflap.
19081 (pass_del_ssa): Remove.
19082 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19084 (execute_free_datastructures): Declare.
19085 * Makefile.in (SSAEXPAND_H): New variable.
19086 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19087 * basic-block.h (commit_one_edge_insertion): Declare.
19088 * passes.c (init_optimization_passes): Move pass_nrv and
19089 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19090 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19091 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19092 (redirect_branch_edge): Deal with super block when expanding, split
19093 out jump patching itself into ...
19094 (patch_jump_insn): ... here, new static helper.
19096 2009-04-26 Michael Matz <matz@suse.de>
19098 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19099 beyond num_ssa_names.
19100 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19101 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19103 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19105 PR inline-asm/39543
19106 * fwprop.c (forward_propagate_asm): New function.
19107 (forward_propagate_and_simplify): Propagate also into __asm, if it
19108 doesn't increase the number of referenced registers.
19111 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19113 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19115 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19116 note_nonlocal_vla_type for nonlocal VLAs.
19117 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19118 contains_remapped_vars, remap_vla_decls): New functions.
19119 (convert_nonlocal_reference_stmt): If not optimizing, call
19120 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19121 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19122 if it wasn't found in var_map.
19123 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19124 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19125 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19127 * gimplify.c (nonlocal_vlas): New variable.
19128 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19130 (gimplify_body): Create and destroy nonlocal_vlas.
19132 * dwarf2out.c (loc_descr_plus_const): New function.
19133 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19134 mem_loc_descriptor, loc_descriptor_from_tree_1,
19135 descr_info_loc, gen_variable_die): Use it.
19137 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19138 !TREE_STATIC VAR_DECLs.
19139 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19140 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19141 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19142 DECL_BY_REFERENCE is valid.
19143 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19144 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19145 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19146 Copy DECL_BY_REFERENCE.
19147 (struct nesting_copy_body_data): New type.
19148 (nesting_copy_decl): New function.
19149 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19150 if they have variable length.
19152 2009-04-26 Michael Matz <matz@suse.de>
19154 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19155 mark new temporaries for renaming.
19157 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19160 * c-decl.c (global_bindings_p): Return negative value.
19161 (c_variable_size): New. Based on variable_size from
19163 (grokdeclarator): Call c_variable_size not variable_size.
19165 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19167 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19169 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19171 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19172 Redefine it to just use mingw/include.
19173 (ASM_SPEC): Rules for -m32 and -m64.
19174 (LINK_SPEC): Use Likewise.
19175 (SPEC_32): New define.
19176 (SPEC_64): Likewise.
19177 (SUB_LINK_SPEC): Likewise.
19178 (MULTILIB_DEFAULTS): New define.
19179 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19180 Add multilib options.
19181 (MULTILIB_DIRNAMES): Likewise.
19182 (MULTILIB_OSDIRNAMES): Likewise.
19183 (LIBGCC): Likewise.
19184 (INSTALL_LIBGCC): Likewise.
19186 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19189 * c-tree.h (enum c_inline_static_type): New.
19190 (record_inline_static): Declare.
19191 * c-decl.c (struct c_inline_static, c_inline_statics,
19192 record_inline_static, check_inline_statics): New.
19193 (pop_file_scope): Call check_inline_statics.
19194 (start_decl): Call record_inline_static instead of pedwarning
19195 directly for static in inline function.
19196 * c-typeck.c (build_external_ref): Call record_inline_static
19197 instead of pedwarning directly for static referenced in inline
19200 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19202 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19203 not new but only being rescanned.
19204 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19205 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19206 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19207 record_set_info, compute_set, grealloc): Remove.
19208 (recompute_all_luids): New function.
19209 (gcse_main): Don't compute sets, and don't do related memory
19210 allocations/free-ing. If something changed before the end of the
19211 pass, update LUIDs using recompute_all_luids.
19212 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19213 (free_gcse_mem): Don't free it either.
19214 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19215 Use the df insn LUIDs.
19216 (load_killed_in_block): Likewise.
19217 (compute_hash_table_work): Don't compute reg_set_in_block.
19218 (compute_transp): Use DF_REG_DEF_CHAINs.
19219 (local_cprop_pass): Don't use compute_sets and related functions.
19220 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19221 Use get_max_uid() instead of max_cuid.
19222 (insert_insn_end_basic_block, pre_insert_copy_insn,
19223 update_ld_motion_stores): Don't try to
19224 keep reg_set tables up to date.
19225 (pre_insert_copies): Use df insn LUIDs.
19226 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19227 (reg_set_info): Don't use extra bitmap argument.
19228 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19229 information to compute regs_set_in_block.
19230 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19231 (bypass_jumps): Don't use compute_sets and friends.
19233 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19236 * opts.c (undocumented_msg): Do not leave blank even with
19239 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19241 * c-decl.c (build_enumerator): Allow values folding to integer
19242 constants but not integer constant expressions with a pedwarn if
19245 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19248 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19249 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19250 type is an integer constant.
19252 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19255 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19258 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19261 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19262 with variably modified return type and no storage class
19263 specifiers, except for the case of nested functions. Distinguish
19264 extern declarations of functions with variably modified return
19265 types from those of objects with variably modified types.
19267 2009-04-25 Jan Hubicka <jh@suse.cz>
19269 * tree.c (list_equal_p): New function.
19270 * tree.h (list_equal_p): Declare.
19271 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19272 basic_block_def, basic_block, const_basic_block): New.
19273 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19274 (redirect_eh_edge): New function.
19275 (make_eh_edge_update_phi): EH edges are not abnormal.
19276 * except.c: Include tree-flow.h.
19277 (list_match): New function.
19278 (eh_region_replaceable_by_p): New function.
19279 (replace_region): New function.
19280 (hash_type_list): New function.
19281 (hash_eh_region): New function.
19282 (eh_regions_equal_p): New function.
19283 (merge_peers): New function.
19284 (remove_unreachable_regions): Verify EH tree when checking;
19286 (copy_eh_region_1): New function.
19287 (copy_eh_region): New function.
19288 (push_reachable_handler): New function.
19289 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19290 regions without label but with live RESX.
19291 * except.h (redirect_eh_edge_to_label): New.
19292 * tree-flow.h (redirect_eh_edge): New.
19293 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19294 basic_block_def, basic_block, const_basic_block): Remove.
19295 * Makefile.in (except.o): Add dependency on tree-flow.h
19296 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19297 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19300 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19303 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19304 on the destination of memcpy.
19306 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19308 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19309 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19310 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19312 2009-04-25 Jan Hubicka <jh@suse.cz>
19314 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19315 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19316 to be reached by different label than left.
19317 (update_eh_edges): Update comment; remove edge_to_remove if possible
19318 and return true if suceeded.
19319 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19320 (cleanup_eh): Compute sharing map.
19321 * except.c (remove_eh_handler_and_replace): Add argument if we should
19323 (remove_unreachable_regions): Update for label sharing.
19324 (label_to_region_map): Likewise.
19325 (get_next_region_sharing_label): New function.
19326 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19328 (remove_eh_handler): Update.
19329 (remove_eh_region_and_replace_by_outer_of): New function.
19330 * except.h (struct eh_region): Add next_region_sharing_label.
19331 (remove_eh_region_and_replace_by_outer_of,
19332 get_next_region_sharing_label): Declare.
19333 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19335 2009-04-25 Jan Hubicka <jh@suse.cz>
19337 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19338 insert code even if they are not critical.
19340 2009-04-25 Jan Hubicka <jh@suse.cz>
19342 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19343 (gimple_can_remove_branch_p): EH edges won't remove branch by
19345 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19346 updating of non-abnormal EH edges.
19347 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19348 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19349 (split_critical_edges): Split also edges where emitting code on them
19350 will lead to splitting later.
19352 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19353 H.J. Lu <hongjiu.lu@intel.com>
19356 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19357 the configured assembler supports fildq and fistpq mnemonics.
19358 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19359 * configure: Regenerated.
19360 * config.in: Ditto.
19362 * config/i386/i386.c (print_operand): Handle 'Z'.
19363 ['z']: Remove handling of special fild/fist suffixes.
19364 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19365 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19366 suffix of fild insn.
19367 (*floatsi<mode>2_vector_mixed): Ditto.
19368 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19369 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19370 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19371 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19372 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19374 2009-04-25 Ben Elliston <bje@au.ibm.com>
19376 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19377 the source of a set operation.
19379 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19381 * target.h (struct gcc_target): Add case_values_threshold field.
19382 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19383 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19384 * targhooks.c (default_case_values_threshold): New function.
19385 * targhooks.h (default_case_values_threshold): Declare function.
19386 * stmt.c (expand_case): Use case_values_threshold target hook.
19387 * expr.h (case_values_threshold): Remove declartation.
19388 * expr.c (case_values_threshold): Remove function.
19389 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19391 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19392 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19393 (avr_case_values_threshold): Declare as static.
19394 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19396 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19397 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19398 (mn10300_case_values_threshold): New function.
19400 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19402 * ira.c (setup_cover_and_important_classes): Add enum cast.
19404 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19406 * genpreds.c (write_enum_constraint_num): Output definition of
19407 CONSTRAINT_NUM_DEFINED_P macro.
19408 * ira.c (setup_cover_and_important_classes): Use
19409 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19411 2009-04-24 DJ Delorie <dj@redhat.com>
19413 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19414 __SH2A_SINGLE_ONLY__ also.
19416 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19418 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19419 (movdf_internal): Ditto.
19420 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19421 SFmode and DFmode constants.
19422 (ia64_print_operand): Add 'G' format for printing
19423 floating point constants.
19425 2009-04-24 Richard Guenther <rguenther@suse.de>
19427 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19428 from unsigned additions.
19430 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19432 * c-typeck.c (set_init_index): Allow array designators that are
19433 not integer constant expressions with a pedwarn if pedantic.
19435 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19437 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19438 zero if no overlap in nonzero bits between the operands.
19440 2009-04-24 Ian Lance Taylor <iant@google.com>
19442 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19443 (record_dead_and_set_regs): Likewise.
19444 * df.h (struct df_mw_hardreg): Change flags field to int.
19445 (struct df_base_ref): Likewise.
19446 (struct df): Change changeable_flags field to int.
19447 * df-scan.c (df_defs_record): Change clobber_flags to int.
19448 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19449 constants rather than #define macros.
19450 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19451 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19452 (enum dwarf_calling_convention): Likewise.
19453 (enum dwarf_line_number_x_ops): Likewise.
19454 (enum dwarf_call_frame_info): Likewise.
19455 (enum dwarf_source_language): Likewise.
19456 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19457 (add_calling_convention_attribute): Likewise.
19458 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19459 (combine_comparisons): Change compcode to int. Add cast to enum type.
19460 * genrecog.c (maybe_both_true_2): Change c to int.
19461 (write_switch): Likewise. Add cast to enum type.
19462 * gimplify.c (gimplify_omp_for): Handle return values from
19463 gimplify_expr using MIN rather than bitwise or.
19464 (gimplify_expr): Add cast to enum type.
19465 * ipa-prop.c (update_jump_functions_after_inlining): Change
19466 IPA_BOTTOM to IPA_JF_UNKNOWN.
19467 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19468 Add casts to enum type.
19469 (setup_cover_and_important_classes): Change cl to int. Add casts
19471 (setup_class_translate): Change cl and mode to int.
19472 (ira_init_once): Change mode to int.
19473 (free_register_move_costs): Likewise.
19474 (setup_prohibited_mode_move_regs): Add casts to enum type.
19475 * langhooks.c (add_builtin_function_common): Rework assertion that
19476 value fits bitfield.
19477 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19478 * omega.c (omega_do_elimination): Avoid math on enum types.
19479 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19480 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19481 int local to handle integral_argment value.
19482 * regmove.c (try_auto_increment): Change PUT_MODE to
19484 * reload.c (push_secondary_reload): Add casts to enum type.
19485 (secondary_reload_class, find_valid_class): Likewise.
19486 * reload1.c (emit_input_reload_insns): Likewise.
19487 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19488 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19489 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19491 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19492 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19494 (expand_complex_libcall): Add casts to enum type.
19495 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19496 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19497 with ERROR_MARK, not NUM_TREE_CODES.
19498 (vect_create_epilog_for_reduction): Likewise.
19499 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19500 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19501 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19503 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19504 vect_unused_in_loop. Change 0 to loop_vect.
19505 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19506 * var-tracking.c (get_init_value): Change return type to enum
19508 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19509 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19511 (arm_override_options): Add casts to enum type.
19512 (arm_emit_tls_decoration): Likewise.
19513 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19515 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19516 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19517 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19519 * config/s390/s390.c (code_for_builtin_64): Change to array of
19521 (code_for_builtin_31): Likewise.
19522 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19524 * config/sparc/sparc.c (sparc_override_options): Change value
19525 field in struct code_model to enum cmodel. In initializer change
19526 0 to NULL and add cast to enum type.
19528 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19529 Change all callers. Issue a -Wc++-compat warning using
19530 lhs_origtype if necessary.
19531 (convert_for_assignment): Issue -Wc++-compat warnings about
19532 invalid conversions to enum type on assignment.
19533 * c-common.h (build_modify_expr): Update declaration.
19535 2009-04-24 Nick Clifton <nickc@redhat.com>
19537 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19538 (function_arg_advance): Likewise.
19539 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19542 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19544 * config/s390/constraints.md ('I', 'J'): Fix condition.
19546 2009-04-24 Diego Novillo <dnovillo@google.com>
19548 * gengtype-parse.c (parse_error): Add newline after message.
19550 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19552 * config/i386/sse.md (avxmodesuffixs): Removed.
19553 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19554 (*avx_pinsr<ssevecsize>): This.
19556 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19558 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19559 follow chains of regs with a single definition, and allow expressions
19560 that are function_invariant_p.
19561 (simple_rhs_p): Allow expressions that are function_invariant_p.
19563 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19565 PR middle-end/39867
19566 * fold-const.c (fold_cond_expr_with_comparison): When folding
19567 > and >= to MAX, make sure the MAX uses the same type as the
19568 comparison's operands.
19570 2009-04-24 Nick Clifton <nickc@redhat.com>
19572 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19573 addressing for DImode accesses.
19574 (frv_print_operand_address): Handle PLUS case.
19575 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19577 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19579 PR rtl-optimization/39794
19580 * alias.c (canon_true_dependence): Add x_addr argument.
19581 * rtl.h (canon_true_dependence): Adjust prototype.
19582 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19583 * cselib.c (cselib_invalidate_mem): Likewise.
19584 * gcse.c (compute_transp): Likewise.
19585 * dse.c (scan_reads_nospill): Likewise.
19586 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19587 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19588 canon_base_addr of the group, plus optional offset.
19589 (struct group_info): Rename canon_base_mem to
19591 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19592 canon_rtx of base_mem.
19594 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19596 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19597 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19599 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19601 * config/spu/spu-builtins.h: Delete file.
19603 * config/spu/spu.h (enum spu_builtin_type): Move here from
19605 (struct spu_builtin_description): Likewise. Add GTY marker.
19606 Do not use enum spu_function_code or enum insn_code.
19607 (spu_builtins): Add extern declaration.
19609 * config/spu/spu.c: Do not include "spu-builtins.h".
19610 (enum spu_function_code, enum spu_builtin_type_index,
19611 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19612 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19613 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19614 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19615 (spu_builtin_types): Make static. Add GTY marker.
19616 (spu_builtins): Add extern declaration with GTY marker.
19617 Include "gt-spu.h".
19619 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19620 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19621 Check programmatically whether all parameters are scalar.
19623 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19625 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19627 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19628 assignment from the constructor either if the target is volatile.
19630 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19632 * config/arm/arm.md (insv): Do not share operands[0].
19634 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19636 * config/vxlib-tls.c (active_tls_threads): Delete.
19637 (delete_hook_installed): New.
19638 (tls_delete_hook): Don't delete the delete hook.
19639 (tls_destructor): Delete it here.
19640 (__gthread_set_specific): Adjust installing the delete hook.
19641 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19642 __gthread_leave_tsd_dtor_context.
19644 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19646 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19648 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19650 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19652 (alpha_rtx_costs): Ditto.
19653 (emit_unlikely_jump): Use add_reg_note.
19654 (emit_frame_store_1): Ditto.
19655 (alpha_expand_prologue): Ditto.
19656 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19657 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19659 2009-04-23 Nick Clifton <nickc@redhat.com>
19661 * config/v850/v850.md (epilogue): Remove suppressed code.
19662 (return): Rename to return_simple and remove test of frame size.
19663 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19664 to gen_return_simple.
19666 2009-04-22 Jing Yu <jingyu@google.com>
19669 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19671 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19674 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19675 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19676 value is a VECTOR_CST, the element type is the element type of the
19679 2009-04-22 DJ Delorie <dj@redhat.com>
19681 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19683 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19685 * alias.c (find_base_term): Move around LO_SUM case, so that
19686 CONST falls through into PLUS/MINUS handling.
19689 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19690 into 0, use omit_one_operand.
19692 2009-04-23 Ben Elliston <bje@au.ibm.com>
19694 * config/rs6000/linux-unwind.h (get_regs): Remove type
19695 puns. Change the type of `pc' to an array of unsigned ints and
19696 update all users. Constify frame24.
19698 2009-04-22 DJ Delorie <dj@redhat.com>
19700 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19701 declarations before code.
19702 (current_function_special_page_vector): Likewise.
19703 (m32c_expand_insv): Silence a warning.
19705 2009-04-21 Taras Glek <tglek@mozilla.com>
19707 * alias.c: Update GTY annotations to new syntax.
19708 * basic-block.h: Likewise.
19709 * bitmap.h: Likewise.
19710 * c-common.h: Likewise.
19711 * c-decl.c: Likewise.
19712 * c-parser.c: Likewise.
19713 * c-pragma.c: Likewise.
19714 * c-tree.h: Likewise.
19715 * cfgloop.h: Likewise.
19716 * cgraph.h: Likewise.
19717 * config/alpha/alpha.c: Likewise.
19718 * config/arm/arm.h: Likewise.
19719 * config/avr/avr.h: Likewise.
19720 * config/bfin/bfin.c: Likewise.
19721 * config/cris/cris.c: Likewise.
19722 * config/darwin.c: Likewise.
19723 * config/frv/frv.c: Likewise.
19724 * config/i386/i386.c: Likewise.
19725 * config/i386/i386.h: Likewise.
19726 * config/i386/winnt.c: Likewise.
19727 * config/ia64/ia64.h: Likewise.
19728 * config/iq2000/iq2000.c: Likewise.
19729 * config/mips/mips.c: Likewise.
19730 * config/mmix/mmix.h: Likewise.
19731 * config/pa/pa.c: Likewise.
19732 * config/pa/pa.h: Likewise.
19733 * config/rs6000/rs6000.c: Likewise.
19734 * config/s390/s390.c: Likewise.
19735 * config/sparc/sparc.c: Likewise.
19736 * config/xtensa/xtensa.c: Likewise.
19737 * cselib.h: Likewise.
19738 * dbxout.c: Likewise.
19739 * dwarf2out.c: Likewise.
19740 * except.c: Likewise.
19741 * except.h: Likewise.
19742 * fixed-value.h: Likewise.
19743 * function.c: Likewise.
19744 * function.h: Likewise.
19745 * gimple.h: Likewise.
19746 * integrate.c: Likewise.
19747 * optabs.c: Likewise.
19748 * output.h: Likewise.
19749 * real.h: Likewise.
19751 * stringpool.c: Likewise.
19752 * tree-data-ref.c: Likewise.
19753 * tree-flow.h: Likewise.
19754 * tree-scalar-evolution.c: Likewise.
19755 * tree-ssa-address.c: Likewise.
19756 * tree-ssa-alias.h: Likewise.
19757 * tree-ssa-operands.h: Likewise.
19758 * tree.c: Likewise.
19759 * tree.h: Likewise.
19760 * varasm.c: Likewise.
19761 * varray.h: Likewise.
19763 * coretypes.h: Do not define GTY macro if it is already defined.
19764 * doc/gty.texi: Update GTY documentation to new syntax.
19765 * gengtype-lex.l: Enforce attribute-like syntax for GTY
19766 annotations on structs.
19767 * gengtype-parse.c: Likewise.
19769 2009-04-22 Mark Heffernan <meheff@google.com>
19771 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
19773 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19775 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
19778 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19780 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
19781 the same as a PLUS without a shift. Increase the cost of a
19784 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19786 * Makefile.in: Update dependencies.
19787 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
19788 * errors.h: Remove bogus comment about compatibility.
19789 (warning): Update declaration.
19790 * genautomata.c: Update all calls to warning.
19791 * gimple.c: Do not include errors.h. Include toplev.h.
19792 * tree-ssa-structalias.c: Do not include errors.h.
19793 * omega.c: Likewise.
19794 * tree-ssa-reassoc.c: Likewise.
19795 * config/spu/spu-c.c: Likewise.
19796 * config/spu/t-spu-elf: Update dependencies.
19798 2009-04-22 Richard Guenther <rguenther@suse.de>
19800 PR tree-optimization/39824
19801 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
19802 make sure the types are compatible.
19804 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19807 * c-common.c (c_parse_error): Take a token_flags parameter.
19808 Use token_type for the token type instead.
19809 Pass token_flags to cpp_type2name.
19810 * c-common.h (c_parse_error): Update declaration.
19811 * c-parser.c (c_parser_error): Pass 0 as token flags.
19813 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
19815 PR rtl-optimization/39580
19816 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
19818 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19820 * function.c (expand_function_end): Do not emit a jump to the "naked"
19821 return label for fall-through returns.
19822 * except.c (sjlj_emit_function_exit): Always place the call to the
19823 unregister function at the location installed by expand_function_end.
19825 2009-04-22 Richard Guenther <rguenther@suse.de>
19827 PR tree-optimization/39845
19828 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
19829 (gen_inbound_check): Likewise.
19831 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
19833 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
19835 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
19836 * config/vxlib.c (__gthread_once): Add race guard for PPC.
19838 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19840 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
19841 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
19842 shift counts to avoid out-of-bounds array accesses.
19844 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19846 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
19847 (Pmode): Move above.
19849 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
19851 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
19852 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
19853 GET_CODE macro. Use IN_RANGE macro where appropriate.
19854 * config/alpha/alpha.h: Ditto.
19855 * config/alpha/alpha.md: Ditto.
19856 * config/alpha/constraints.md: Ditto.
19857 * config/alpha/predicates.md: Ditto.
19859 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19861 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19862 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19863 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19864 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19865 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19866 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19867 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19868 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19869 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19870 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19871 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19872 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19873 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19874 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19875 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19876 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19877 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19878 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19879 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19880 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19881 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19882 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19883 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19884 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19885 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19886 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19887 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19889 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19891 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19892 references from comments.
19893 * cfgbuild.c: (count_basic_blocks): Delete.
19894 (find_basic_blocks_1): Delete.
19895 (find_basic_blocks): Delete.
19896 * except.c (finish_eh_generation): Make static. Move comment from
19897 except.h here. Remove find_basic_blocks references from comments.
19898 * except.h (finish_eh_generation): Delete.
19899 * basic-block.h (find_basic_blocks): Delete.
19900 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19902 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19904 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19905 (sdbout_parms): Likewise.
19907 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19909 * config/sh/sh.c (prepare_cbranch_operands): Use
19910 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19911 (expand_cbranchdi4): Likewise.
19912 (from_compare): Add cast to enum type.
19913 (expand_cbranchsi4): Use add_reg_note.
19914 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19915 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19916 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19917 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19918 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19919 instead of CODE_FOR_nothing.
19920 (cbranchdi4): Likewise. Fix the order of arguments for
19922 (push_fpscr): Use add_reg_note.
19923 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19924 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19926 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19928 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19929 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19930 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19931 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19932 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19933 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19934 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19935 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19936 config/alpha/x-vms, config/arc/t-arc,
19937 config/arm/README-interworking, config/arm/arm-c.c,
19938 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19939 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19940 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19941 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19942 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19943 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19944 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19945 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19946 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19947 config/cris/t-elfmulti, config/crx/t-crx,
19948 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19949 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19950 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19951 config/h8300/t-h8300, config/i386/athlon.md,
19952 config/i386/darwin-libgcc.10.4.ver,
19953 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19954 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19955 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19956 config/i386/t-linux64, config/i386/t-nwld,
19957 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19958 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19959 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19960 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19961 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19962 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19963 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19964 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19965 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19966 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19967 config/m68k/t-uclinux, config/mcore/t-mcore,
19968 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19969 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19970 config/mips/crtn.asm, config/mips/irix-crti.asm,
19971 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19972 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19973 config/mips/mips-fixed.md, config/mips/sb1.md,
19974 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19975 config/mips/t-iris6, config/mips/t-isa3264,
19976 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19977 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19978 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19979 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19980 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19981 config/mn10300/t-linux, config/mn10300/t-mn10300,
19982 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19983 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19984 config/picochip/libgccExtras/clzsi2.asm,
19985 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19986 config/rs6000/darwin-libgcc.10.4.ver,
19987 config/rs6000/darwin-libgcc.10.5.ver,
19988 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19989 config/rs6000/t-aix43, config/rs6000/t-aix52,
19990 config/rs6000/t-darwin, config/rs6000/t-fprules,
19991 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19992 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19993 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19994 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
19995 config/rs6000/t-rtems, config/rs6000/t-spe,
19996 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
19997 config/score/t-score-elf, config/sh/divcost-analysis,
19998 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
19999 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20000 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20001 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20002 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20003 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20004 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20005 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20006 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20007 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20008 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20009 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20010 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20011 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20012 * config/h8300/genmova.sh: Include copyright and license notices
20013 in generated output.
20014 * config/h8300/mova.md: Regenerate.
20015 * doc/install.texi2html: Include word "Copyright" in copyright
20016 notice and use name "Free Software Foundation, Inc.".
20017 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20018 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20019 ChangeLog-2007, ChangeLog-2008: Correct dates.
20021 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20023 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20024 NE_EXPR operations as well.
20025 * c-parser.c (c_parser_condition): Do not set location information on
20027 (c_parser_conditional_expression): Likewise.
20028 (c_parser_binary_expression): Set location information on operators.
20029 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20030 TRUTH_NOT_EXPR has been folded.
20031 * fold-const.c (fold_truth_not_expr): Copy location information from
20032 the incoming expression to the outgoing one.
20033 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20034 recursive calls on the LHS of the operator but pass that of the
20035 operator to recursive calls on the RHS of the operator. Set it
20037 (shortcut_cond_expr): Set the locus of the operator on the second
20038 COND_EXPR and that of the expression on the first in degenerate cases.
20039 Pass the locus of the expression to calls to shortcut_cond_r.
20040 Set the locus of the 'then' block on the associated jump, if any.
20041 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20042 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20043 expression to call to gimplify_boolean_expr.
20045 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20047 * config.gcc: Add additional configuration for
20048 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20049 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20050 (CPP_SPEC): Redefine for allowing -municode option.
20051 (STARTFILE_SPEC): Likewise.
20052 * config/i386/t-mingw-w64: New.
20053 * config/i386/mingw-w64.opt: New.
20054 (municode): Add new target option.
20055 * doc/invoke.texi (municode): Add documentation for new option.
20057 2009-04-21 Ian Lance Taylor <iant@google.com>
20059 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20060 Correct test for number of arguments.
20061 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20063 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20065 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20066 argument of emit_library_call.
20068 2009-04-21 Richard Guenther <rguenther@suse.de>
20070 PR middle-end/39829
20071 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20072 inside VIEW_CONVERT_EXPRs.
20074 2009-04-21 Martin Jambor <mjambor@suse.cz>
20076 * tree-switch-conversion.c (build_constructors): Split a long line.
20077 (constructor_contains_same_values_p): New function.
20078 (build_one_array): Create assigns of constants if possible, do not
20079 call mark_sym_for_renaming, call update_stmt.
20080 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20081 make_rename_temp. Do not call mark_symbols_for_renaming, call
20083 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20084 find_new_referenced_vars, call update_stmt.
20085 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20086 instead of calling make_rename_temp. Do not call
20087 find_new_referenced_vars or mark_symbols_for_renaming, call
20090 2009-04-21 Richard Guenther <rguenther@suse.de>
20092 PR tree-optimization/39827
20093 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20094 (tree_ssa_phiprop): Pass the correct array size.
20096 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20098 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20100 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20103 * c-typeck.c (lvalue_p): Move declaration ...
20104 * c-common.h (lvalue_p): ... to here.
20105 * c-common.c (candidate_equal_p): New.
20106 (add_tlist): Use it.
20107 (merge_tlist): Use it.
20108 (warn_for_collisions_1): Likewise.
20109 (warning_candidate_p): Accept more candidates.
20110 (verify_tree): A warning candidate can be an expression. Use
20113 2009-04-21 Ben Elliston <bje@au.ibm.com>
20116 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20117 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20118 options. Remove -mcall-solaris documentation.
20120 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20123 * doc/invoke.texi (-Wlong-long): Update description.
20124 * c-lex (interpret_integer): Only warn if there was no previous
20125 overflow and -Wlong-long is enabled.
20126 * c-decl.c (declspecs_add_type): Drop redundant flags.
20127 * c.opt (Wlong-long): Init to -1.
20128 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20129 and front-end warn_long_long. Wlong-long only depends on other
20130 flags if it is uninitialized.
20131 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20132 the same for CPP and FE.
20133 (restore_extension_diagnostics): Likewise.
20135 2009-04-20 Ian Lance Taylor <iant@google.com>
20137 Fix enum conversions which are invalid in C++:
20138 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20139 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20140 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20141 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20142 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20143 (dbxout_parms): Likewise.
20144 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20145 (df_clear_flags): Likewise.
20146 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20147 top_flag parameter to int.
20148 (df_chain_create_bb_process_use): Likewise.
20149 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20151 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20152 (df_ref_create_structure, df_def_record_1): Likewise.
20153 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20154 (df_notes_rescan): Change 0 to VOIDmode in function call.
20155 (df_get_call_refs, df_insn_refs_collect): Likewise.
20156 (df_bb_regs_collect): Likewise.
20157 (df_entry_block_defs_collect): Likewise.
20158 (df_exit_block_uses_collect): Likewise.
20159 * df.h: Update declarations.
20160 * double-int.c (double_int_divmod): Add cast to enum type.
20161 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20162 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20163 (based_loc_descr): Likewise.
20164 (loc_descriptor_from_tree_1): Change first_op and second_op to
20165 enum dwarf_location_atom. Add cast to enum type.
20166 * expmed.c (init_expmed): Change 0 to SET in function call.
20167 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20168 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20169 (do_store_flag): Likewise.
20170 * fixed-value.h (struct fixed_value): Change mode to enum
20172 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20173 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20175 (insert_insn_decl, insert_decl, insert_state): Likewise.
20176 (automata_list_finish): Likewise.
20177 * genrecog.c (process_define_predicate): Add cast to enum type.
20178 * gensupport.c (init_predicate_table): Add cast to enum type.
20179 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20181 (gimple_build_call_1, gimple_build_label): Likewise.
20182 (gimple_build_goto, gimple_build_asm_1): Likewise.
20183 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20184 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20185 (enum fallback): Rename from enum fallback_t.
20186 (fallback_t): Typedef as int.
20187 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20188 GSI_SAME_STMT in function call.
20189 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20191 (setup_reg_class_relations): Likewise.
20192 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20193 (setup_prohibited_class_mode_regs): Add cast to enum type.
20194 (setup_prohibited_mode_move_regs): Likewise.
20195 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20196 (record_address_regs): Change i to enum reg_class.
20197 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20198 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20199 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20200 (GET_MODE_2XWIDER_MODE): Likewise.
20201 (GET_CLASS_NARROWEST_MODE): Likewise.
20202 * omp-low.c (expand_omp_for): Add cast to enum type.
20203 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20204 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20205 * postreload.c (reload_cse_simplify_operands): Change rclass local
20207 * predict.c (combine_predictions_for_insn): Change best_predictor
20208 and predictor to enum br_predictor.
20209 (combine_predictions_for_bb): Likewise.
20210 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20211 use SET_PREDICT_EXPR_OUTCOME.
20212 * real.c (real_arithmetic): Change icode to code in function call.
20213 * reginfo.c (init_move_cost): Add casts to enum type.
20214 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20215 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20217 * reload.c (find_valid_class): Add casts to enum type.
20218 (push_reload): Change 0 to NO_REGS in function call.
20219 (find_reloads): Change this_alternative to array of enum
20220 reg_class. Remove some now-unnecessary casts.
20221 (make_memloc): Change 0 to VOIDmode in function call.
20222 * reload1.c (reload): Change 0 to VOIDmode in function call.
20223 (eliminate_regs_1, elimination_effects): Likewise.
20224 (eliminate_regs_in_insn): Likewise.
20225 (emit_input_reload_insns): Add cast to enum type.
20226 (delete_output_reload): Change 0 to VOIDmode in function call.
20227 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20228 to enum type in function call.
20229 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20230 (SET_PREDICT_EXPR_OUTCOME): Define.
20231 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20232 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20233 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20234 (dump_function): Likewise.
20235 * tree-dump.h: Update declarations.
20236 * tree-pass.h: Update declarations.
20237 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20238 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20240 (arm_rtx_costs_1): Correct parenthesization.
20241 (arm_rtx_costs): Add casts to enum type.
20242 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20243 (vfp_emit_fstmd): Use add_rg_note.
20244 (emit_multi_reg_push, emit_sfm): Likewise.
20245 (thumb_set_frame_pointer): Likewise.
20246 (arm_expand_prologue): Likewise.
20247 (arm_regno_class): Change return type to enum reg_class.
20248 (thumb1_expand_prologue): Use add_reg_note.
20249 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20250 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20252 * config/arm/gentune.sh: Add cast to enum type.
20253 * config/arm/arm-tune.md: Rebuild.
20254 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20255 (ix86_split_fp_branch, predict_jump): Likewise.
20256 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20257 insn_code to enum rtx_code.
20258 (ix86_builtin_vectorized_function): Add cast to enum type.
20259 * config/i386/i386.md (truncdfsf2): Change slot to enum
20261 (truncxf<mode>2, isinf<mode>2): Likewise.
20262 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20264 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20265 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20266 (insert_bundle_state): Change 1 to INSERT in function call.
20267 (ia64_add_bundle_selector_before): Likewise.
20268 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20269 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20270 (restore_stack_nonlocal): Likewise.
20271 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20273 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20275 (mips_rtx_costs): Likewise.
20276 (mips_override_options): Add casts to enum type.
20277 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20279 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20280 (store_reg, set_reg_plus_d): Likewise.
20281 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20282 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20284 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20286 (emit_unlikely_jump): Use add_reg_note.
20287 (rs6000_emit_allocate_stack): Likewise.
20288 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20289 (output_toc): Change 1 to INSERT in function call.
20290 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20291 (rs6000_initialize_trampoline): Likewise.
20292 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20294 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20295 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20296 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20297 (save_gprs): Use add_reg_note.
20298 (s390_emit_prologue): Likewise.
20299 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20300 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20301 (sparc_fold_builtin): Add cast to enum type.
20302 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20304 (spu_expand_prologue): Use add_reg_note.
20305 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20307 2009-04-20 Ian Lance Taylor <iant@google.com>
20309 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20310 (c_parser_postfix_expression_after_primary): Get VEC for list of
20311 arguments. Get original types of arguments. Call
20312 build_function_call_vec.
20313 (cached_expr_list_1, cached_expr_list_2): New static variables.
20314 (c_parser_expr_list): Change return type to VEC *. Add
20315 p_orig_types parameter. Change all callers.
20316 (c_parser_release_expr): New static function.
20317 (c_parser_vec_to_tree_list): New static function.
20318 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20319 call build_function_call_vec.
20320 (build_function_call_vec): New function, based on old
20321 build_function_call.
20322 (convert_arguments): Remove nargs and argarray parameters. Change
20323 values to a VEC. Add origtypes parameter.
20324 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20325 (convert_for_assignment): Add origtype parameter. Change all
20326 callers. If warn_cxx_compat, check for conversion to an enum
20327 type when calling a function.
20328 (store_init_value): Add origtype parameter. Change all callers.
20329 (digest_init): Likewise.
20330 (struct init_node): Add origtype field.
20331 (add_pending_init): Add origtype parameter. Change all callers.
20332 (output_init_element): Likewise.
20333 (output_pending_init_elements): Pass origtype from init_node to
20334 output_init_element.
20335 (process_init_element): Pass origtype from c_expr to
20336 output_init_element.
20337 (c_finish_return): Add origtype parameter. Change all callers.
20338 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20340 (sync_resolve_params): Likewise.
20341 (sync_resolve_return): Change params to first_param. Change caller.
20342 (resolve_overloaded_builtins): Change params to VEC *. Change
20343 callers. Save first parameter around call to build_function_call_vec.
20344 * c-decl.c (finish_decl): Add origtype parameter. Change all
20345 callers. Call build_function_call_vec rather than
20346 build_function_call for cleanup.
20347 * c-tree.h: Update declarations.
20348 * c-common.h: Update declarations.
20349 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20350 params to first_param.
20351 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20352 params parameter from tree to void *.
20353 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20354 Change arglist parameter to have type void *, and to be a pointer
20356 * config/rs6000/rs6000-protos.h
20357 (altivec_resolve_overloaded_builtin): Update declaration.
20358 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20359 fnargs parameter to have type void *, and to be a pointer to a
20360 VEC. Call build_function_call_vec instead of
20361 build_function_call.
20362 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20364 2009-04-20 Joey Ye <joey.ye@intel.com>
20365 Xuepeng Guo <xuepeng.guo@intel.com>
20366 H.J. Lu <hongjiu.lu@intel.com>
20368 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20370 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20371 (IX86_LEA_PRIORITY): Likewise.
20372 (distance_non_agu_define): New function.
20373 (distance_agu_use): Likewise.
20374 (ix86_lea_for_add_ok): Likewise.
20375 (ix86_dep_by_shift_count): Likewise.
20377 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20378 should split for LEA.
20380 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20382 (ix86_dep_by_shift_count): Likewise.
20384 2009-04-20 Richard Guenther <rguenther@suse.de>
20386 * expr.c (handled_component_p): Move ...
20387 * tree.h (handled_component_p): ... here.
20388 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20389 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20390 and REALPART_EXPR to be in one group.
20392 2009-04-20 Richard Guenther <rguenther@suse.de>
20394 * basic-block.h (get_all_dominated_blocks): Declare.
20395 * dominance.c (get_all_dominated_blocks): New function.
20396 * tree-cfg.c (get_all_dominated_blocks): Remove.
20397 (remove_edge_and_dominated_blocks): Adjust.
20398 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20399 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20400 instead of recursing.
20402 2009-04-20 Doug Kwan <dougkwan@google.com>
20404 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20405 (struct cgraph_node_set_def): New type.
20406 (cgraph_node_set) New type. Also declare vector functions.
20407 (struct cgraph_node_set_element_def): New type.
20408 (cgraph_node_set_element): Ditto.
20409 (cgraph_node_set_iterator): New iterator type.
20410 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20411 cgraph_node_set_remove, dump_cgraph_node_set,
20412 debug_cgraph_node_set): New prototypes.
20413 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20414 cgraph_node_set_size): New inlines.
20415 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20416 including cgraph.h.
20417 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20418 argument to function 'write_summary'.
20419 * ipa.c: Include ggc.h.
20420 (hash_cgraph_node_set_element,
20421 eq_cgraph_node_set_element, cgraph_node_set_new,
20422 cgraph_node_set_add, cgraph_node_set_remove,
20423 cgraph_node_set_find, dump_cgraph_node_set,
20424 debug_cgraph_node_set): New functions.
20425 * Makefile.in (ipa.o): Add dependency on GGC_H.
20427 2009-04-20 Ira Rosen <irar@il.ibm.com>
20429 PR tree-optimization/39675
20430 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20431 check of the return code of vect_schedule_slp. Check that
20432 stmt_vec_info still exists for the statement, before checking its
20433 vectorization type.
20435 2009-04-20 Michael Matz <matz@suse.de>
20437 * Makefile.in (generated_files): Take out $(simple_generated_c).
20439 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20441 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20442 (UINTPTR_TYPE): Likewise.
20444 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20447 * c-typeck.c (digest_init): Check for initializing an array with a
20450 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20453 * c-semantics.c (pop_stmt_list): Propagate
20454 STATEMENT_LIST_HAS_LABEL to parent statement list.
20456 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20458 * config/mips/mips.h (mips_tune_attr): New macro.
20459 * config/mips/mips.md (cpu): Use it.
20461 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20464 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20467 2009-04-19 Diego Novillo <dnovillo@google.com>
20469 * toplev.c (compile_file): Move call to coverage_finish ...
20470 * cgraphunit.c (ipa_passes): ... here.
20471 Call cgraph_process_new_functions.
20472 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20473 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20475 2009-04-19 Jan Hubicka <jh@suse.cz>
20477 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20479 (dump_cgraph_node): Dump can throw external flag.
20480 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20482 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20486 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20487 * common.opt (Wlogical-op): Move from here...
20488 * c.opt (Wlogical-op): ... to here.
20489 * c-typeck.c (parser_build_binary_op): Update call to
20490 warn_logical_operator.
20491 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20493 * c-common.c (warn_logical_op): Update.
20494 * c-common.h (warn_logical_op): Update declaration.
20496 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20498 * tree.c (protected_set_expr_location): Fix formatting.
20500 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20503 * c-typeck.c (readonly_warning): new.
20504 (build_unary_op, build_modify_expr): Use readonly_warning for
20505 storing into something readonly but not const-qualified.
20507 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20510 * c-typeck.c (build_unary_op): Check for taking address of
20511 expression of type void.
20513 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20516 * c-typeck.c (build_function_call): Check for calling a function
20517 with qualified void return types. Call require_complete_type when
20520 2009-04-18 Jan Hubicka <jh@suse.cz>
20522 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20524 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20525 can_throw_external flag.
20526 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20527 * ipa-pure-const.c (ignore_edge): New function.
20528 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20529 only over can_throw_external edges.
20530 (local_pure_const): Add nothrow flag.
20531 * ipa-utils.c (searchc): Add ignore_edge callback.
20532 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20533 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20534 (set_nothrow_function_flags): Update cgraph.
20535 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20537 2009-04-18 Richard Guenther <rguenther@suse.de>
20539 PR middle-end/39804
20540 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20541 (fold_stmt): ... this and ...
20542 (fold_stmt_inplace): ... this.
20543 (fold_stmt_1): Fold references in calls and asms.
20544 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20546 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20548 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20549 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20551 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20553 * tree.c (function_args_count): Remove.
20554 * tree.h: Remove the prototype for function_args_count.
20556 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20558 * tree-iterator.c (expr_only): Remove.
20559 * tree.h: Remove the prototype for expr_only.
20561 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20563 * reginfo.c (cannot_change_mode_set_regs): Remove.
20564 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20566 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20568 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20569 whether operands 0 and 1 overlaps.
20571 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20573 PR middle-end/36902
20574 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20575 pointer. Use warning_at instead of warning.
20576 (search_for_addr_array): Likewise.
20577 (check_array_bounds): Likewise.
20578 (check_all_array_refs): Check that the incoming edge is not in the
20579 list of edges to be removed.
20580 (check_all_array_refs): Avoid the temporal pointer.
20581 (vrp_visit_cond_stmt): Fix typo.
20582 (simplify_switch_using_ranges): Handle the case where the switch
20583 index is an integer constant.
20585 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20587 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20589 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20591 * doc/extend.texi, doc/invoke.texi: Fix typos.
20593 2009-04-17 Cary Coutant <ccoutant@google.com>
20595 * tree-flow-inline.h (get_lineno): Fix inverted test.
20597 2009-04-17 Diego Novillo <dnovillo@google.com>
20599 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20600 assertion for AVAIL_OUT.
20602 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20605 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20606 * config/sh/linux-atomic.asm: Likewise.
20608 2009-04-17 Diego Novillo <dnovillo@google.com>
20610 * except.c (debug_eh_tree): New.
20611 (struct eh_region, struct eh_status): Move ...
20612 * except.h: ... here.
20613 (add_type_for_runtime): Declare extern.
20614 (lookup_type_for_runtime): Likewise.
20615 (debug_eh_tree): Declare.
20616 * Makefile.in (GTFILES): List except.h before except.c
20618 2009-04-17 Diego Novillo <dnovillo@google.com>
20620 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20621 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20622 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20623 (find_vars_r): ... here.
20624 * tree-flow.h (find_referenced_vars_in): Declare.
20625 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20626 that AVAIL_OUT exists for BLOCK.
20627 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20628 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20629 (tree-parloops.o): Likewise.
20631 2009-04-17 Simon Baldwin <simonb@google.com>
20633 * toplev.c (default_tree_printer): Add handling for %E format.
20635 2009-04-17 Diego Novillo <dnovillo@google.com>
20637 * tree-pretty-print.c (dump_generic_node): Add break after
20638 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20639 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20640 FUNCTION_TYPE together. Call print_struct_decl when printing
20641 structures and TDF_SLIM is not given.
20642 (print_struct_decl): Fix logic for detecting recursion.
20644 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20647 * gcc.c (create_at_file): New.
20648 (compile_input_file_p): New.
20649 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20650 * main.c (main): Update call to toplev_main.
20651 * toplev.c (toplev_main): Change signature. Call expandargv.
20652 * toplev.h (toplev_main): Change signature.
20654 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20656 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20657 if the latter is not constant.
20659 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20661 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20663 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20665 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20666 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20668 2009-04-17 Richard Guenther <rguenther@suse.de>
20670 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20671 Handle component references view-converting an invariant address.
20673 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20675 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20676 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20677 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20678 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20679 Use @deftypevr rather than @deftypevar.
20681 2009-04-17 Richard Guenther <rguenther@suse.de>
20683 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20684 (get_prop_source_stmt): Likewise.
20685 (can_propagate_from): Likewise.
20687 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20689 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20690 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20691 (--with-multilib-list): Add default value.
20692 * configure: Regenerate.
20693 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20694 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20695 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20696 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20697 Don't add default cpu to multilib list unnecessarily, but do enable
20698 the relevant compiler option..
20699 Add support for --with-multilib-list=<blank> and
20700 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20701 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20702 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20703 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20704 TM_MULTILIB_CONFIG.
20705 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20706 (MULTILIB_OSDIRNAMES): New variable.
20707 * config/sh/t-1e: Delete file.
20708 * config/sh/t-mlib-sh1: Delete file.
20709 * config/sh/t-mlib-sh2: Delete file.
20710 * config/sh/t-mlib-sh2a: Delete file.
20711 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20712 * config/sh/t-mlib-sh2a-single: Delete file.
20713 * config/sh/t-mlib-sh2a-single-only: Delete file.
20714 * config/sh/t-mlib-sh2e: Delete file.
20715 * config/sh/t-mlib-sh3e: Delete file.
20716 * config/sh/t-mlib-sh4: Delete file.
20717 * config/sh/t-mlib-sh4-nofpu: Delete file.
20718 * config/sh/t-mlib-sh4-single: Delete file.
20719 * config/sh/t-mlib-sh4-single-only: Delete file.
20720 * config/sh/t-mlib-sh4a: Delete file.
20721 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20722 * config/sh/t-mlib-sh4a-single: Delete file.
20723 * config/sh/t-mlib-sh4a-single-only: Delete file.
20724 * config/sh/t-mlib-sh4al: Delete file.
20725 * config/sh/t-mlib-sh5-32media: Delete file.
20726 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20727 * config/sh/t-mlib-sh5-64media: Delete file.
20728 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20729 * config/sh/t-mlib-sh5-compact: Delete file.
20730 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20731 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20732 * doc/install.texi (Options specification): Add
20733 --with-multilib-list and --with-endian.
20735 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20737 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20739 (OBJS-common): Add plugin-version.o.
20740 (plugin-version.o): New.
20741 * gcc-plugin.h (plugin_gcc_version): New.
20742 (plugin_default_version_check): New.
20743 (plugin_init_func, plugin_init): Add version argument.
20744 * plugin-version.c: New.
20745 * plugin.c (str_plugin_gcc_version_name): New.
20746 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
20747 pass it to the init function.
20748 (plugin_default_version_check): New.
20750 2009-04-17 Richard Guenther <rguenther@suse.de>
20752 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
20753 for decl-vs-decl disambiguation.
20755 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
20757 * config/s390/s390.h (s390_tune_attr): New macro definition.
20758 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
20760 2009-04-17 Richard Guenther <rguenther@suse.de>
20762 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
20763 (fold_stmt_r): Likewise.
20764 (maybe_fold_reference): New function.
20765 (fold_gimple_assign): Handle cases fold_stmt_r did.
20766 (fold_stmt): Do not use fold_stmt_r.
20767 (fold_stmt_inplace): Likewise.
20769 2009-04-17 Richard Guenther <rguenther@suse.de>
20771 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
20772 (record_equivalences_from_stmt): Remove useless checks and
20774 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
20775 the type is already suitable.
20777 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
20779 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
20781 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
20783 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
20784 (CMPtype): Define as __gcc_CMPtype.
20786 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
20788 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
20789 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
20791 2009-04-17 Richard Guenther <rguenther@suse.de>
20793 PR tree-optimization/39746
20794 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
20795 special-casing for builtins and static variable use/def.
20796 (call_may_clobber_ref_p_1): Likewise.
20798 2009-04-16 Ian Lance Taylor <iant@google.com>
20800 * df.h: Include "timevar.h".
20801 (struct df_problem): Change tv_id field to timevar_id_t.
20802 * tree-pass.h: Include "timevar.h".
20803 (struct opt_pass): Change tv_id field to timevar_id_t.
20804 * timevar.h (timevar_id_t): Define TV_NONE.
20805 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
20806 TV_NONE rather than tv_id != 0.
20807 (execute_one_pass): Likewise.
20808 * Makefile.in (DF_H): Add $(TIMEVAR_H).
20809 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
20810 dependencies to $(TREE_PASS_H).
20811 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
20813 (pass_branch_target_load_optimize2): Likewise.
20814 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
20815 (pass_outof_cfg_layout_mode): Likewise.
20816 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
20817 (pass_rebuild_cgraph_edges): Likewise.
20818 (pass_remove_cgraph_callee_edges): Likewise.
20819 * df-core.c (pass_df_initialize_opt): Likewise.
20820 (pass_df_initialize_no_opt): Likewise.
20821 (pass_df_finish): Likewise.
20822 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
20823 * except.c (pass_set_nothrow_function_flags): Likewise.
20824 (pass_convert_to_eh_region_ranges): Likewise.
20825 * final.c (pass_compute_alignments): Likewise.
20826 * function.c (pass_instantiate_virtual_regs): Likewise.
20827 (pass_init_function): Likewise.
20828 (pass_leaf_regs): Likewise.
20829 (pass_match_asm_constraints): Likewise.
20830 * gimple-low.c (pass_lower_cf): Likewise.
20831 (pass_mark_used_blocks): Likewise.
20832 * init-regs.c (pass_initialize_regs): Likewise.
20833 * integrate.c (pass_initial_value_sets): Likewise.
20834 * ira.c (pass_ira): Likewise.
20835 * jump.c (pass_cleanup_barriers): Likewise.
20836 * omp-low.c (pass_expand_omp): Likewise.
20837 (pass_lower_omp): Likewise.
20838 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
20839 * recog.c (pass_split_all_insns): Likewise.
20840 (pass_split_after_reload): Likewise.
20841 (pass_split_before_regstack): Likewise.
20842 (pass_split_before_sched2): Likewise.
20843 (pass_split_for_shorten_branches): Likewise.
20844 * reginfo.c (pass_reginfo_init): Likewise.
20845 (pass_subregs_of_mode_init): Likewise.
20846 (pass_subregs_of_mode_finish): Likewise.
20847 * passes.c (pass_postreload): Likewise.
20848 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
20849 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
20850 (pass_warn_function_return): Likewise.
20851 (pass_warn_function_noreturn): Likewise.
20852 * tree-complex.c (pass_lower_complex): Likewise.
20853 (pass_lower_complex_O0): Likewise.
20854 * tree-if-conv.c (pass_if_conversion): Likewise.
20855 * tree-into-ssa.c (pass_build_ssa): Likewise.
20856 * tree-mudflap.c (pass_mudflap_1): Likewise.
20857 (pass_mudflap_2): Likewise.
20858 * tree-nomudflap.c (pass_mudflap_1): Likewise.
20859 (pass_mudflap_2): Likewise.
20860 * tree-nrv.c (pass_return_slot): Likewise.
20861 * tree-object-size.c (pass_object_sizes): Likewise.
20862 * tree-optimize.c (pass_all_optimizations): Likewise.
20863 (pass_early_local_passes): Likewise.
20864 (pass_all_early_optimizations): Likewise.
20865 (pass_cleanup_cfg): Likewise.
20866 (pass_cleanup_cfg_post_optimizing): Likewise.
20867 (pass_free_datastructures): Likewise.
20868 (pass_free_cfg_annotations): Likewise.
20869 (pass_fixup_cfg): Likewise.
20870 (pass_init_datastructures): Likewise.
20871 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20872 (pass_late_warn_uninitialized): Likewise.
20873 (pass_update_address_taken): Likewise.
20874 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20875 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20876 (pass_cse_sincos): Likewise.
20877 (pass_convert_to_rsqrt): Likewise.
20878 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20879 * tree-stdarg.c (pass_stdarg): Likewise.
20880 * tree-tailcall.c (pass_tail_recursion): Likewise.
20881 (pass_tail_calls): Likewise.
20882 * tree-vect-generic.c (pass_lower_vector): Likewise.
20883 (pass_lower_vector_ssa): Likewise.
20884 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20886 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20888 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20890 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20892 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20893 logical and signext.
20895 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20898 * config/sh/predicates.md (arith_operand): Check if the operand
20899 of TRUNCATE is a REG.
20901 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20903 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20904 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20906 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20908 * tree-iterator.c (tsi_split_statement_list_after,
20909 tsi_split_statement_list_before): Remove.
20910 * tree-iterator.h: Remove the prototypes for
20911 tsi_split_statement_list_after and tsi_split_statement_list_before.
20913 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20915 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20916 * tree-ssa-propagate.h: Remove the prototype for
20917 stmt_makes_single_load.
20919 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20921 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20922 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20924 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20926 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20928 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20930 * except.c (eh_region_outer_p): Remove.
20931 * except.h: Remove the prototype for eh_region_outer_p.
20933 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20935 * function.c (current_function_assembler_name): Remove.
20936 * function.h: Remove the prototype for
20937 current_function_assembler_name.
20939 2009-04-16 Ian Lance Taylor <iant@google.com>
20941 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20942 (add_reg_note): Call alloc_reg_note.
20943 * rtl.h (alloc_reg_note): Declare.
20944 * combine.c (try_combine): Use alloc_reg_note.
20945 (recog_for_combine, move_deaths): Likewise.
20946 (distribute_notes): Use alloc_reg_note and add_reg_note.
20947 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20948 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20949 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20951 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20953 PR rtl-optimization/39762
20954 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20955 ira_may_move_out_cost): Add comments about way of their usage.
20956 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20958 * ira-conflicts.c (process_regs_for_copy): Use function
20959 ira_get_register_move_cost instead of global
20960 ira_register_move_cost.
20962 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20963 color_pass, move_spill_restore, update_curr_costs): Ditto.
20965 * ira-lives.c (process_single_reg_class_operands): Ditto.
20967 * ira-emit.c (emit_move_list): Ditto.
20969 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20970 (record_reg_classes): Ditto. Use functions
20971 ira_get_register_move_cost and ira_get_may_move_cost instead of
20972 global vars ira_register_move_cost, ira_may_move_out_cost and
20973 ira_may_move_in_cost.
20974 (record_address_regs): Don't call ira_init_register_move_cost.
20975 Use function ira_get_may_move_cost instead of global
20976 ira_may_move_in_cost.
20977 (process_bb_node_for_hard_reg_moves): Use function
20978 ira_get_register_move_cost instead of global ira_register_move_cost.
20979 (ira_costs): Don't call ira_init_register_move_cost.
20981 2009-04-16 Richard Guenther <rguenther@suse.de>
20983 * tree-cfg.c (verify_gimple_assign_binary):
20984 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20985 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20986 (create_general_new_stmt): Note that this function is broken.
20988 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20990 * common.opt (fhelp): Add Var(help_flag).
20991 * gcc-plugin.h (plugin_info): Add help.
20992 * plugin.c (plugin_name_args): Add help.
20993 (register_plugin_info): Set plugin->help.
20994 (print_help_one_plugin): New.
20995 (print_plugins_help): New.
20996 * plugin.h (print_plugins_help): New.
20997 * toplev.c (toplev_main): Call print_plugins_help if needed.
20999 2009-04-16 Richard Guenther <rguenther@suse.de>
21001 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21002 (gimple_ior_addresses_taken_1): New function.
21003 (gimple_ior_addresses_taken): Likewise.
21004 * gimple.h (struct gimple_statement_with_ops_base): Remove
21005 addresses_taken member.
21006 (gimple_ior_addresses_taken): Declare.
21007 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21008 gimple_set_addresses_taken): Remove.
21009 * ipa-reference.c (mark_address): New function.
21010 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21011 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21012 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21013 (gimple_add_to_addresses_taken): Remove.
21014 (get_tmr_operands): Call mark_address_taken.
21015 (get_asm_expr_operands): Likewise.
21016 (get_expr_operands): Likewise.
21017 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21018 (free_stmt_operands): Do not free it.
21019 * tree-ssa.c (delete_tree_ssa): Likewise.
21020 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21022 2009-04-16 Richard Guenther <rguenther@suse.de>
21024 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21025 (walk_stmt_load_store_ops): Likewise.
21026 * gimple.c (get_base_loadstore): New function.
21027 (walk_stmt_load_store_addr_ops): Likewise.
21028 (walk_stmt_load_store_ops): Likewise.
21029 * ipa-pure-const.c (check_op): Simplify.
21030 (check_load, check_store): New functions.
21031 (check_stmt): Use walk_stmt_load_store_ops.
21032 * ipa-reference.c (mark_load): Adjust signature.
21033 (mark_store): Likewise.
21034 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21036 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21038 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21039 (plugin_info): New.
21040 * opts.c (common_handle_option): Don't call print_version.
21041 * plugin.c (plugin_name_args): Add version.
21042 (register_plugin_info): New.
21043 (register_callback): Handle PLUGIN_INFO.
21044 (try_init_one_plugin): New.
21045 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21047 (finalize_one_plugin): New.
21048 (finalize_plugins): New.
21049 (print_one_plugin): New.
21050 (print_plugins_versions): New.
21051 * plugin.h (print_plugins_versions): New.
21052 (finalize_plugins): New.
21053 * toplev.c (compile_file): Don't call initialize_plugins.
21054 (print_version): Call print_plugins_versions.
21055 (toplev_main): Call initialize_plugins. Print version if needed.
21056 Call finalize_plugins.
21058 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21060 * common.opt (fversion): New.
21061 * gcc.c (print_version): New.
21062 (process_command): Don't print the version. Just set print_version.
21063 (main): Print version. Call subprocesses if print_version and
21064 verbose_flag are set.
21065 * opts.c (common_handle_option): Handle OPT_fversion.
21067 2009-04-16 Richard Guenther <rguenther@suse.de>
21068 Ira Rosen <irar@il.ibm.com>
21070 PR tree-optimization/39698
21071 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21072 type of the reduction variable. Only generate the def if
21075 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21076 make sure to first convert to an integer of the same precision.
21077 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21078 the type of the evolution correctly in computing the new
21079 induction variable base.
21081 2009-04-16 Richard Guenther <rguenther@suse.de>
21083 PR middle-end/39625
21084 * tree-cfg.c (make_blocks): Split statements with to-be
21085 abnormal SSA names on the lhs.
21087 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21089 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21090 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21091 * c-typeck.c (really_start_incremental_init): Likewise.
21092 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21093 (TARGET_INITIALIZER): Remove it.
21094 * target.h (struct target): Remove vector_opaque_p.
21095 * tree.c (build_opaque_vector_type): New.
21096 * tree.h (TYPE_VECTOR_OPAQUE): New.
21097 (build_opaque_vector_type): Declare.
21098 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21099 * config/rs6000/rs6000.c (build_opaque_vector_type,
21100 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21101 (rs6000_init_builtins): Use build_opaque_vector_type for
21102 opaque_V4SI_type_node.
21104 2009-04-15 Catherine Moore <clm@codesourcery.com>
21106 * debug.h (set_name): Declare.
21107 * dwarf2out.c (dwarf2out_set_name): Declare.
21108 (dwarf2_debug_hooks): Add set_name.
21109 (find_AT_string): New.
21110 (add_AT_string): Call find_AT_string.
21111 (dwarf2out_set_name): New.
21112 * cp/decl.c (grokdeclarator): Call set_name.
21113 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21114 * debug.c (do_nothing_debug_hooks): Likewise.
21115 * dbxout.c (dbx_debug_hooks): Likewise.
21116 * sdbout.c (sdb_debug_hooks): Likewise.
21118 2009-04-15 Michael Eager <eager@eagercon.com>
21120 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21121 reg for single-precision FPU.
21122 * config/rs6000/rs6000.md (movsi_internal1): Only for
21123 !TARGET_SINGLE_FPU.
21124 (movsi_internal1_single): New. Add pattern to move SI values to/from
21125 single-precision FP regs.
21127 2009-04-15 Richard Guenther <rguenther@suse.de>
21129 * omp-low.c (lower_rec_input_clauses): Build correct address
21131 (expand_omp_for_generic): Fix multiplication type.
21132 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21133 (generate_memset_zero): Fix types.
21134 * tree-profile.c (prepare_instrumented_value): Correctly
21137 2009-04-15 Ian Lance Taylor <iant@google.com>
21139 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21140 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21141 for -Wall and for -Wc++-compat.
21142 (c_common_post_options): For C++, set warn_enum_compare if not
21144 * c-tree.h (struct c_expr): Add field original_type.
21145 (build_external_ref): Update declaration.
21146 * c-parser.c (c_parser_braced_init): Set original_type.
21147 (c_parser_initelt): Likewise.
21148 (c_parser_expr_no_commas): Likewise.
21149 (c_parser_conditional_expression): Likewise.
21150 (c_parser_cast_expression): Likewise.
21151 (c_parser_unary_expression): Likewise. Pull setting of
21152 original_code to top of function.
21153 (c_parser_sizeof_expression): Set original_type.
21154 (c_parser_alignof_expression): Likewise.
21155 (c_parser_postfix_expression): Likewise. Pull setting of
21156 original_code to top of function.
21157 (c_parser_postfix_expression_after_paren_type): Set original_type.
21158 (c_parser_postfix_expression_after_primary): Likewise.
21159 (c_parser_expression): Likewise.
21160 * c-typeck.c (build_external_ref): Add type parameter. Change all
21162 (c_expr_sizeof_expr): Set original_type field.
21163 (parser_build_unary_op): Likewise.
21164 (parser_build_binary_op): Likewise. Optionally warn about
21165 comparisons of enums of different types.
21166 (digest_init): Set original_type field.
21167 (really_start_incremental_init): Likewise.
21168 (push_init_level, pop_init_level): Likewise.
21169 * doc/invoke.texi (Warning Options): -Wenum-compare now
21172 2009-04-15 Richard Guenther <rguenther@suse.de>
21174 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21175 out a necessary conversion.
21176 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21177 names we didn't value number.
21178 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21180 2009-04-15 Richard Guenther <rguenther@suse.de>
21182 PR tree-optimization/39764
21183 * tree-ssa-ccp.c (get_value): Canonicalize value with
21184 canonicalize_float_value.
21186 2009-04-15 Jan Hubicka <jh@suse.cz>
21188 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21189 Wrong version of patch.
21191 2009-04-15 Jan Hubicka <jh@suse.cz>
21193 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21195 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21197 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21198 our distinct integral and vector types.
21200 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21202 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21203 * init.c (build_vtbl_address): Remove call to assemble_external.
21205 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21207 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21208 output for other floating point modes.
21210 2009-04-14 Diego Novillo <dnovillo@google.com>
21212 * diagnostic.c (diagnostic_report_diagnostic): Do not
21213 warn about loaded plugins for DK_ERROR and DK_WARNING.
21214 * c-decl.c (declspecs_add_type): Move call to
21215 invoke_plugin_callbacks ...
21216 * c-parser.c (c_parser_declspecs): ... here.
21217 * plugin.c (dump_active_plugins): Tidy output.
21219 2009-04-14 Diego Novillo <dnovillo@google.com>
21220 Le-Chun Wu <lcwu@google.com>
21222 * configure.ac: Add --enable-plugin support.
21223 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21224 * Makefile.in (PLUGIN_H): Define.
21225 Export ENABLE_PLUGIN and GMPINC to site.exp.
21226 Add PLUGINLIBS to link command.
21227 Add/modify dependencies for plugin.o and files including plugin.h.
21229 * config.in: Regenerate.
21231 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21234 2009-04-14 Le-Chun Wu <lcwu@google.com>
21236 * tree-pass.h (register_one_dump_file): Add a prototype for
21237 register_one_dump_file.
21238 * toplev.c (compile_file): Call initialize_plugins.
21239 (do_compile): Call invoke_plugin_callbacks.
21240 (toplev_main): Call invoke_plugin_callbacks.
21241 * common.opt: Add -fplugin= and -fplugin-arg-.
21242 * gcc-plugin.h: New public header file for plugins to include.
21243 * plugin.c: New source file.
21244 * plugin.h: New internal header file.
21245 * passes.c (register_one_dump_file): Make it external.
21247 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21249 2009-04-14 Diego Novillo <dnovillo@google.com>
21251 * doc/plugins.texi: New.
21252 * doc/gccint.texi: Add reference to Plugins chapter.
21253 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21254 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21255 loaded plugins, if any.
21256 * timevar.def (TV_PLUGIN_INIT): Define.
21257 (TV_PLUGIN_RUN): Define.
21258 * plugin.c: Include timevar.h
21259 (plugins_active_p): New.
21260 (dump_active_plugins): New.
21261 (debug_active_plugins): New.
21263 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21265 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21267 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21269 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21271 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21272 the same as a minus without a shift.
21274 2009-04-14 Nick Clifton <nickc@redhat.com>
21276 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21277 comparisons with small integers will always produce a short
21280 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21283 2008-12-19 Diego Novillo <dnovillo@google.com>
21285 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21287 2009-04-14 Richard Guenther <rguenther@suse.de>
21289 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21291 (verify_gimple_assign_binary): Likewise. Handle shifts and
21293 (verify_gimple_phi): Print the mismatched argument position.
21294 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21296 (vect_update_init_of_dr): Likewise.
21297 * matrix-reorg.c (transform_access_sites): Do what the
21299 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21301 2009-04-13 Michael Eager <eager@eagercon.com>
21303 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21304 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21305 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21306 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21307 remove duplicate config
21309 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21311 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21312 file_name:line_number type locator of the call site.
21314 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21316 * genautomata.c: Put blank after comma.
21317 (automaton_decls): New.
21318 (struct unit_usage): Add comments to member next.
21319 (store_alt_unit_usage): Keep the list ordered.
21320 (unit_present_on_list_p, equal_alternatives_p): New.
21321 (check_regexp_units_distribution): Check units distribution
21322 correctness correctly.
21323 (main): Don't write automata if error is found. Return correct
21326 * config/m68k/cf.md (cfv4_ds): Remove.
21327 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21328 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21330 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21331 power4-load-ext, power4-store, power4-store-update,
21332 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21333 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21334 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21335 power4-sqrt, power4-isync): Modify reservation to make correct
21336 unit distribution to automata.
21338 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21339 power5-store-update, power5-two, power5-three, power5-lmul,
21340 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21342 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21344 * except.c (pass_set_nothrow_function_flags): Set name and add
21346 (set_nothrow_function_flags): Mention in the dump file when
21347 changing a function to nothrow.
21349 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21352 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21353 instead of unsigned long.
21355 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21357 * config/arm/arm.c (return_used_this_function): Remove.
21358 (arm_output_function_prologue): Remove use of
21359 return_used_this_function.
21360 (output_return_instruction): Replace use of
21361 return_used_this_function
21362 by cfun->machine->return_used_this_function.
21363 (arm_output_epilogue): Likewise.
21364 (arm_output_function_epilogue): Likewise.
21365 (thumb_unexpanded_epilogue): Likewise.
21366 * config/arm/arm.h (struct machine_function):
21367 New member return_used_this_function.
21369 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21371 * doc/install.texi: Correct description of default directory for
21372 --with-gxx-include-dir.
21374 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21376 * fold-const.c (build_range_check): Properly deal with enumeral and
21377 boolean base types.
21379 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21381 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21382 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21383 * params.h (MAX_GCSE_PASSES): Remove.
21384 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21385 in sequence. Remove ability to run multiple passes.
21386 (bypass_jumps): Report run as third CPROP pass.
21388 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21390 PR middle-end/39651
21391 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21392 when deciding whether the whole SEQUENCE can throw.
21394 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21397 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21398 offseted label references.
21400 2009-04-11 Jan Hubicka <jh@suse.cz>
21402 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21404 2009-04-11 Richard Guenther <rguenther@suse.de>
21406 PR middle-end/39732
21407 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21408 return variables as TREE_ADDRESSABLE.
21410 2009-04-11 Richard Guenther <rguenther@suse.de>
21412 PR tree-optimization/39713
21413 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21414 reference trees have SSA_NAME operands.
21416 2009-04-11 Richard Guenther <rguenther@suse.de>
21419 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21420 address expressions.
21422 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21424 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21425 match changes in Cygwin 1.7
21426 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21427 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21429 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21431 PR tree-optimization/39701
21432 * doc/invoke.texi (Optimization Options): Document change in
21433 meaning and initialization of -fdelete-null-pointer-checks.
21435 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21437 PR middle-end/39701
21438 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21440 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21443 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21445 2009-04-10 Chao-ying Fu <fu@mips.com>
21447 * doc/tm.texi (Instruction Output): Document
21448 TARGET_ASM_FINAL_POSTSCAN_INSN.
21449 * target.h (final_postscan_insn): New field in asm_out.
21450 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21451 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21452 * final.c (final_scan_insn): Call
21453 targetm.asm_out.final_postscan_insn after outputting
21454 an asm macro and a normal instruction.
21456 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21457 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21458 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21459 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21460 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21462 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21464 PR middle-end/39701
21465 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21466 variables as non-NULL even with -fdelete-null-pointer-checks.
21468 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21470 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21472 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21475 * config/i386/i386.c (classify_argument): Handle SCmode with
21476 (bit_offset % 64) != 0.
21478 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21480 * doc/invoke.texi (Optimize Options): Add cross-reference to
21481 -Q --help=optimizers examples.
21483 2009-04-10 Ben Elliston <bje@au.ibm.com>
21486 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21487 regalign for the reg == fpr and TDmode case.
21489 2009-04-09 David Ayers <ayers@fsfe.org>
21492 * objc/objc-act.c (warn_with_method): Remove helper function.
21493 (check_duplicates): Call warning and inform directly.
21494 (really_start_method): Likewise.
21496 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21498 * expmed.c (expand_divmod): Always use a comparison for a division
21499 by a large unsigned integer.
21501 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21502 for things others than variables or functions as nonzero.
21504 2009-04-09 Nick Clifton <nickc@redhat.com>
21506 * unwind-compat.c: Change copyright header to refer to version
21507 3 of the GNU General Public License with version 3.1 of the
21508 GCC Runtime Library Exception and to point readers at the
21509 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21510 * config/alpha/crtfastmath.c: Likewise.
21511 * config/alpha/linux-unwind.h: Likewise.
21512 * config/alpha/qrnnd.asm: Likewise.
21513 * config/alpha/vms-crt0-64.c: Likewise.
21514 * config/alpha/vms-crt0.c: Likewise.
21515 * config/alpha/vms-dwarf2.asm: Likewise.
21516 * config/alpha/vms-dwarf2eh.asm: Likewise.
21517 * config/alpha/vms-psxcrt0-64.c: Likewise.
21518 * config/alpha/vms-psxcrt0.c: Likewise.
21519 * config/alpha/vms_tramp.asm: Likewise.
21520 * config/arc/initfini.c: Likewise.
21521 * config/arc/lib1funcs.asm: Likewise.
21522 * config/arm/bpabi-v6m.S: Likewise.
21523 * config/arm/bpabi.S: Likewise.
21524 * config/arm/bpabi.c: Likewise.
21525 * config/arm/crti.asm: Likewise.
21526 * config/arm/crtn.asm: Likewise.
21527 * config/arm/ieee754-df.S: Likewise.
21528 * config/arm/ieee754-sf.S: Likewise.
21529 * config/arm/lib1funcs.asm: Likewise.
21530 * config/arm/libunwind.S: Likewise.
21531 * config/arm/linux-atomic.c: Likewise.
21532 * config/arm/mmintrin.h: Likewise.
21533 * config/arm/pr-support.c: Likewise.
21534 * config/arm/unaligned-funcs.c: Likewise.
21535 * config/arm/unwind-arm.c: Likewise.
21536 * config/arm/unwind-arm.h: Likewise.
21537 * config/avr/libgcc.S: Likewise.
21538 * config/bfin/crti.s: Likewise.
21539 * config/bfin/crtlibid.s: Likewise.
21540 * config/bfin/crtn.s: Likewise.
21541 * config/bfin/lib1funcs.asm: Likewise.
21542 * config/bfin/linux-unwind.h: Likewise.
21543 * config/cris/arit.c: Likewise.
21544 * config/cris/cris_abi_symbol.c: Likewise.
21545 * config/darwin-64.c: Likewise.
21546 * config/darwin-crt2.c: Likewise.
21547 * config/darwin-crt3.c: Likewise.
21548 * config/darwin.h: Likewise.
21549 * config/dbxelf.h: Likewise.
21550 * config/dfp-bit.c: Likewise.
21551 * config/dfp-bit.h: Likewise.
21552 * config/elfos.h: Likewise.
21553 * config/fixed-bit.c: Likewise.
21554 * config/fixed-bit.h: Likewise.
21555 * config/fp-bit.c: Likewise.
21556 * config/fp-bit.h: Likewise.
21557 * config/fr30/crti.asm: Likewise.
21558 * config/fr30/crtn.asm: Likewise.
21559 * config/fr30/lib1funcs.asm: Likewise.
21560 * config/freebsd-spec.h: Likewise.
21561 * config/frv/cmovd.c: Likewise.
21562 * config/frv/cmovh.c: Likewise.
21563 * config/frv/cmovw.c: Likewise.
21564 * config/frv/frvbegin.c: Likewise.
21565 * config/frv/frvend.c: Likewise.
21566 * config/frv/lib1funcs.asm: Likewise.
21567 * config/glibc-stdint.h: Likewise.
21568 * config/h8300/clzhi2.c: Likewise.
21569 * config/h8300/crti.asm: Likewise.
21570 * config/h8300/crtn.asm: Likewise.
21571 * config/h8300/ctzhi2.c: Likewise.
21572 * config/h8300/fixunssfsi.c: Likewise.
21573 * config/h8300/lib1funcs.asm: Likewise.
21574 * config/h8300/parityhi2.c: Likewise.
21575 * config/h8300/popcounthi2.c: Likewise.
21576 * config/i386/ammintrin.h: Likewise.
21577 * config/i386/att.h: Likewise.
21578 * config/i386/avxintrin.h: Likewise.
21579 * config/i386/biarch64.h: Likewise.
21580 * config/i386/bmmintrin.h: Likewise.
21581 * config/i386/cpuid.h: Likewise.
21582 * config/i386/cross-stdarg.h: Likewise.
21583 * config/i386/crtfastmath.c: Likewise.
21584 * config/i386/crtprec.c: Likewise.
21585 * config/i386/cygming-crtbegin.c: Likewise.
21586 * config/i386/cygming-crtend.c: Likewise.
21587 * config/i386/cygwin.asm: Likewise.
21588 * config/i386/emmintrin.h: Likewise.
21589 * config/i386/gmm_malloc.h: Likewise.
21590 * config/i386/gthr-win32.c: Likewise.
21591 * config/i386/i386.h: Likewise.
21592 * config/i386/immintrin.h: Likewise.
21593 * config/i386/linux-unwind.h: Likewise.
21594 * config/i386/linux64.h: Likewise.
21595 * config/i386/mm3dnow.h: Likewise.
21596 * config/i386/mmintrin-common.h: Likewise.
21597 * config/i386/mmintrin.h: Likewise.
21598 * config/i386/nmmintrin.h: Likewise.
21599 * config/i386/pmm_malloc.h: Likewise.
21600 * config/i386/pmmintrin.h: Likewise.
21601 * config/i386/smmintrin.h: Likewise.
21602 * config/i386/sol2-c1.asm: Likewise.
21603 * config/i386/sol2-ci.asm: Likewise.
21604 * config/i386/sol2-cn.asm: Likewise.
21605 * config/i386/sol2-gc1.asm: Likewise.
21606 * config/i386/tmmintrin.h: Likewise.
21607 * config/i386/unix.h: Likewise.
21608 * config/i386/w32-unwind.h: Likewise.
21609 * config/i386/wmmintrin.h: Likewise.
21610 * config/i386/x86-64.h: Likewise.
21611 * config/i386/x86intrin.h: Likewise.
21612 * config/i386/xmmintrin.h: Likewise.
21613 * config/ia64/crtbegin.asm: Likewise.
21614 * config/ia64/crtend.asm: Likewise.
21615 * config/ia64/crtfastmath.c: Likewise.
21616 * config/ia64/crti.asm: Likewise.
21617 * config/ia64/crtn.asm: Likewise.
21618 * config/ia64/fde-glibc.c: Likewise.
21619 * config/ia64/lib1funcs.asm: Likewise.
21620 * config/ia64/linux-unwind.h: Likewise.
21621 * config/ia64/quadlib.c: Likewise.
21622 * config/ia64/unwind-ia64.c: Likewise.
21623 * config/linux.h: Likewise.
21624 * config/m32c/m32c-lib1.S: Likewise.
21625 * config/m32c/m32c-lib2-trapv.c: Likewise.
21626 * config/m32c/m32c-lib2.c: Likewise.
21627 * config/m32r/initfini.c: Likewise.
21628 * config/m68hc11/larith.asm: Likewise.
21629 * config/m68hc11/m68hc11-crt0.S: Likewise.
21630 * config/m68k/cf.md: Likewise.
21631 * config/m68k/crti.s: Likewise.
21632 * config/m68k/crtn.s: Likewise.
21633 * config/m68k/lb1sf68.asm: Likewise.
21634 * config/m68k/linux-unwind.h: Likewise.
21635 * config/mcore/crti.asm: Likewise.
21636 * config/mcore/crtn.asm: Likewise.
21637 * config/mcore/lib1.asm: Likewise.
21638 * config/mips/linux-unwind.h: Likewise.
21639 * config/mips/loongson.h: Likewise.
21640 * config/mips/mips16.S: Likewise.
21641 * config/mmix/crti.asm: Likewise.
21642 * config/mmix/crtn.asm: Likewise.
21643 * config/pa/fptr.c: Likewise.
21644 * config/pa/hpux-unwind.h: Likewise.
21645 * config/pa/lib2funcs.asm: Likewise.
21646 * config/pa/linux-atomic.c: Likewise.
21647 * config/pa/linux-unwind.h: Likewise.
21648 * config/pa/milli64.S: Likewise.
21649 * config/pa/quadlib.c: Likewise.
21650 * config/pa/stublib.c: Likewise.
21651 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21652 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21653 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21654 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21655 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21656 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21657 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21658 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21659 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21660 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21661 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21662 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21663 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21664 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21665 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21666 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21667 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21668 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21669 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21670 * config/rs6000/750cl.h: Likewise.
21671 * config/rs6000/altivec.h: Likewise.
21672 * config/rs6000/biarch64.h: Likewise.
21673 * config/rs6000/crtresfpr.asm: Likewise.
21674 * config/rs6000/crtresgpr.asm: Likewise.
21675 * config/rs6000/crtresxfpr.asm: Likewise.
21676 * config/rs6000/crtresxgpr.asm: Likewise.
21677 * config/rs6000/crtsavfpr.asm: Likewise.
21678 * config/rs6000/crtsavgpr.asm: Likewise.
21679 * config/rs6000/darwin-asm.h: Likewise.
21680 * config/rs6000/darwin-fallback.c: Likewise.
21681 * config/rs6000/darwin-fpsave.asm: Likewise.
21682 * config/rs6000/darwin-ldouble.c: Likewise.
21683 * config/rs6000/darwin-tramp.asm: Likewise.
21684 * config/rs6000/darwin-unwind.h: Likewise.
21685 * config/rs6000/darwin-vecsave.asm: Likewise.
21686 * config/rs6000/darwin-world.asm: Likewise.
21687 * config/rs6000/e500crtres32gpr.asm: Likewise.
21688 * config/rs6000/e500crtres64gpr.asm: Likewise.
21689 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21690 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21691 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21692 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21693 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21694 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21695 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21696 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21697 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21698 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21699 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21700 * config/rs6000/eabi-ci.asm: Likewise.
21701 * config/rs6000/eabi-cn.asm: Likewise.
21702 * config/rs6000/eabi.asm: Likewise.
21703 * config/rs6000/linux-unwind.h: Likewise.
21704 * config/rs6000/linux64.h: Likewise.
21705 * config/rs6000/paired.h: Likewise.
21706 * config/rs6000/paired.md: Likewise.
21707 * config/rs6000/ppc64-fp.c: Likewise.
21708 * config/rs6000/ppu_intrinsics.h: Likewise.
21709 * config/rs6000/rs6000.h: Likewise.
21710 * config/rs6000/si2vmx.h: Likewise.
21711 * config/rs6000/sol-ci.asm: Likewise.
21712 * config/rs6000/sol-cn.asm: Likewise.
21713 * config/rs6000/spe.h: Likewise.
21714 * config/rs6000/spu2vmx.h: Likewise.
21715 * config/rs6000/sysv4.h: Likewise.
21716 * config/rs6000/tramp.asm: Likewise.
21717 * config/rs6000/vec_types.h: Likewise.
21718 * config/s390/linux-unwind.h: Likewise.
21719 * config/s390/tpf-unwind.h: Likewise.
21720 * config/score/crti.asm: Likewise.
21721 * config/score/crtn.asm: Likewise.
21722 * config/sh/crt1.asm: Likewise.
21723 * config/sh/crti.asm: Likewise.
21724 * config/sh/crtn.asm: Likewise.
21725 * config/sh/divtab-sh4-300.c: Likewise.
21726 * config/sh/divtab-sh4.c: Likewise.
21727 * config/sh/divtab.c: Likewise.
21728 * config/sh/lib1funcs-4-300.asm: Likewise.
21729 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21730 * config/sh/lib1funcs.asm: Likewise.
21731 * config/sh/lib1funcs.h: Likewise.
21732 * config/sh/linux-atomic.asm: Likewise.
21733 * config/sh/linux-unwind.h: Likewise.
21734 * config/sh/shmedia.h: Likewise.
21735 * config/sh/sshmedia.h: Likewise.
21736 * config/sh/ushmedia.h: Likewise.
21737 * config/sparc/crtfastmath.c: Likewise.
21738 * config/sparc/linux-unwind.h: Likewise.
21739 * config/sparc/sol2-c1.asm: Likewise.
21740 * config/sparc/sol2-ci.asm: Likewise.
21741 * config/sparc/sol2-cn.asm: Likewise.
21742 * config/spu/divmodti4.c: Likewise.
21743 * config/spu/divv2df3.c: Likewise.
21744 * config/spu/float_disf.c: Likewise.
21745 * config/spu/float_unsdidf.c: Likewise.
21746 * config/spu/float_unsdisf.c: Likewise.
21747 * config/spu/float_unssidf.c: Likewise.
21748 * config/spu/mfc_multi_tag_release.c: Likewise.
21749 * config/spu/mfc_multi_tag_reserve.c: Likewise.
21750 * config/spu/mfc_tag_release.c: Likewise.
21751 * config/spu/mfc_tag_reserve.c: Likewise.
21752 * config/spu/mfc_tag_table.c: Likewise.
21753 * config/spu/multi3.c: Likewise.
21754 * config/spu/spu_internals.h: Likewise.
21755 * config/spu/spu_intrinsics.h: Likewise.
21756 * config/spu/spu_mfcio.h: Likewise.
21757 * config/spu/vec_types.h: Likewise.
21758 * config/spu/vmx2spu.h: Likewise.
21759 * config/stormy16/stormy16-lib2.c: Likewise.
21760 * config/svr4.h: Likewise.
21761 * config/sync.c: Likewise.
21762 * config/v850/lib1funcs.asm: Likewise.
21763 * config/vxlib-tls.c: Likewise.
21764 * config/vxlib.c: Likewise.
21765 * config/vxworks-dummy.h: Likewise.
21766 * config/xtensa/crti.asm: Likewise.
21767 * config/xtensa/crtn.asm: Likewise.
21768 * config/xtensa/ieee754-df.S: Likewise.
21769 * config/xtensa/ieee754-sf.S: Likewise.
21770 * config/xtensa/lib1funcs.asm: Likewise.
21771 * config/xtensa/lib2funcs.S: Likewise.
21772 * config/xtensa/linux-unwind.h: Likewise.
21773 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
21774 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
21775 * coretypes.h: Likewise.
21776 * crtstuff.c: Likewise.
21777 * defaults.h: Likewise.
21778 * dwarf2.h: Likewise.
21779 * emutls.c: Likewise.
21780 * gbl-ctors.h: Likewise.
21781 * gcov-io.h: Likewise.
21782 * ginclude/float.h: Likewise.
21783 * ginclude/iso646.h: Likewise.
21784 * ginclude/stdarg.h: Likewise.
21785 * ginclude/stdbool.h: Likewise.
21786 * ginclude/stddef.h: Likewise.
21787 * ginclude/stdfix.h: Likewise.
21788 * ginclude/stdint-gcc.h: Likewise.
21789 * ginclude/tgmath.h: Likewise.
21790 * gthr-aix.h: Likewise.
21791 * gthr-dce.h: Likewise.
21792 * gthr-gnat.c: Likewise.
21793 * gthr-gnat.h: Likewise.
21794 * gthr-lynx.h: Likewise.
21795 * gthr-mipssde.h: Likewise.
21796 * gthr-nks.h: Likewise.
21797 * gthr-posix.c: Likewise.
21798 * gthr-posix.h: Likewise.
21799 * gthr-posix95.h: Likewise.
21800 * gthr-rtems.h: Likewise.
21801 * gthr-single.h: Likewise.
21802 * gthr-solaris.h: Likewise.
21803 * gthr-tpf.h: Likewise.
21804 * gthr-vxworks.h: Likewise.
21805 * gthr-win32.h: Likewise.
21806 * gthr.h: Likewise.
21807 * libgcc2.c: Likewise.
21808 * libgcc2.h: Likewise.
21809 * libgcov.c: Likewise.
21810 * tsystem.h: Likewise.
21811 * typeclass.h: Likewise.
21812 * unwind-c.c: Likewise.
21813 * unwind-compat.h: Likewise.
21814 * unwind-dw2-fde-compat.c: Likewise.
21815 * unwind-dw2-fde-darwin.c: Likewise.
21816 * unwind-dw2-fde-glibc.c: Likewise.
21817 * unwind-dw2-fde.c: Likewise.
21818 * unwind-dw2-fde.h: Likewise.
21819 * unwind-dw2.c: Likewise.
21820 * unwind-dw2.h: Likewise.
21821 * unwind-generic.h: Likewise.
21822 * unwind-pe.h: Likewise.
21823 * unwind-sjlj.c: Likewise.
21824 * unwind.inc: Likewise.
21825 * config/arm/neon-gen.ml: Change generated copyright header to
21826 refer to version 3 of the GNU General Public License with
21827 version 3.1 of the GCC Runtime Library Exception and to point
21828 readers at the COPYING3 and COPYING3.RUNTIME files and the
21829 FSF's license web page.
21830 * config/arm/arm_neon.h: Regenerate.
21832 2009-04-09 Jakub Jelinek <jakub@redhat.com>
21834 * config/cris/cris.md: Change copyright header to refer to version
21835 3 of the GNU General Public License.
21836 * doc/install.texi2html: Change copyright header to refer to version
21837 3 of the GNU General Public License and to point readers at the
21838 COPYING3 file and the FSF's license web page.
21839 * config/vax/linux.h: Likewise.
21841 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21843 * config/i386/i386.md (cmpcc): New.
21844 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
21845 (sync_compare_and_swap_cc*): Delete.
21847 * config/s390/s390.c (s390_compare_emitted): Remove.
21848 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
21849 s390_compare_emitted used to be handled. Assert that modes match.
21850 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
21851 refer to sync_compare_and_swap_ccsi.
21852 * config/s390/s390.h (s390_compare_emitted): Remove.
21853 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
21854 instead of s390_compare_emitted.
21855 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
21856 instead of s390_compare_emitted.
21857 * config/s390/s390.md (cmpcc): New.
21858 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
21859 CC_REGNUM, do not pretend it's set.
21860 (sync_compare_and_swap_cc*): Delete.
21861 * config/s390/predicates.md (cc_reg_operand): New.
21863 * expr.c (sync_compare_and_swap_cc): Delete.
21864 * optabs.h (sync_compare_and_swap_cc): Delete.
21865 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21866 is being used with can_compare_p.
21867 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21868 (find_cc_set): New.
21869 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21870 look for a MODE_CC set instead. Use emit_store_flag.
21871 (expand_compare_and_swap_loop): Likewise, with some additional
21872 complication to avoid a force_reg when useless. Use
21873 emit_cmp_and_jump_insns.
21874 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21875 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21876 sync_compare_and_swap documentation.
21878 2009-04-09 Jan Hubicka <jh@suse.cz>
21880 * except.c (find_prev_try): Break out from ....
21881 (duplicate_eh_regions): ... here; properly update prev_try pointers
21882 when duplication part of tree.
21883 (dump_eh_tree): Improve dumping.
21884 (verify_eh_region): New.
21885 (verify_eh_tree): Use it.
21887 2009-04-06 Richard Guenther <rguenther@suse.de>
21889 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21890 &ARRAY addresses by adjusting their types and prepending
21892 * tree-cfg.c (verify_gimple_assign_single): Verify that
21893 addresses are correct.
21895 2009-04-09 Richard Guenther <rguenther@suse.de>
21897 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21898 indices into an array reference if possible.
21899 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21900 Fold POINTER_PLUS_EXPR statements with invariant address.
21902 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21905 * config.gcc (powerpc64-*-linux*): Always build biarch.
21907 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21910 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21911 it and pedwarn if this results in an INTEGER_CST.
21913 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21915 * doc/install.texi: Update minimum GMP version. Remove obsolete
21916 text in MPFR section.
21918 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21920 * dwarf2out.c (class_scope_p): New static inline.
21921 (class_or_namespace_scope_p): Use it.
21922 (gen_variable_die): Use DW_TAG_member tag for static data member
21923 declarations instead of DW_TAG_variable.
21925 PR middle-end/39573
21926 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21929 2009-04-08 Richard Guenther <rguenther@suse.de>
21931 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21932 valueize random data.
21934 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21936 * config.gcc (aix tm_file): Add aix-stdint.h.
21937 (aix tm clause use_gcc_stdint): Set to wrap.
21938 * config/rs6000/aix-stdint.h: New file.
21940 2009-04-08 Richard Guenther <rguenther@suse.de>
21942 PR middle-end/36291
21943 * tree-dfa.c (add_referenced_var): Do not recurse into
21944 global initializers.
21945 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21947 (fold_const_aggregate_ref): Likewise.
21949 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21951 * recog.c (ordered_comparison_operator): New.
21952 * gensupport.c (std_preds): Add it.
21953 * doc/md.texi (Machine-Independent Predicates): Document it.
21955 2009-04-08 Jan Hubicka <jh@suse.cz>
21957 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21958 * function.h (rtl_eh): Remove exception_handler_label_map.
21959 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21960 remove_exception_handler_label, for_each_eh_label_1): Remove.
21961 (rtl_remove_unreachable_regions): Remove.
21962 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21963 (find_exception_handler_labels): Don't build the hashtable.
21964 (maybe_remove_eh_handler): Remove.
21965 (for_each_eh_label): Rewrite to walk the tree.
21966 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21967 * except.h (maybe_remove_eh_handler): Remove.
21968 * passes.c (init_optimization_passes): Schedule second EH cleanup
21970 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21971 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21973 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21975 * genoutput.c (validate_optab_operands): New.
21976 (gen_insn, gen_expand): Call it.
21978 * genflags.c (gen_insn): Detect misused iterators.
21979 (main): Pass line_no to gen_insn, exit with status 1 on error.
21981 * genextract.c (line_no): Make global.
21982 (VEC_safe_set_locstr): Change assertion to error message.
21983 (main): Exit with status 1 on error.
21985 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21989 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21990 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21991 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21992 * c-convert.c (convert): Do not call fold on results of conversion
21993 functions when the result is a C_MAYBE_CONST_EXPR.
21994 * c-parser.c (c_parser_postfix_expression): Do not fold condition
21995 of __builtin_choose_expr.
21996 * c-typeck.c (remove_c_maybe_const_expr): New.
21997 (build_unary_op, build_conditional_expr, build_compound_expr,
21998 build_binary_op, c_objc_common_truthvalue_conversion): Call
21999 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22002 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22004 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22005 CODE to produce a new one. Add a prototype to use fold_convert_const
22007 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22010 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22011 mix declarations and code.
22013 2009-04-08 Ben Elliston <bje@au.ibm.com>
22015 * gcc.c: Replace `CC' with `GCC' throughout.
22017 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22019 * doc/invoke.texi: Document Atom support.
22021 2009-04-07 Jason Merrill <jason@redhat.com>
22024 * c-common.h, c-common.c: Add flag_pretty_templates.
22025 * c-opts.c (c_common_handle_option): Set it.
22026 * c.opt: Add -fno-pretty-templates.
22027 * doc/invoke.texi (C++ Dialect Options): Likewise.
22029 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22031 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22032 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22033 (ia64_expand_builtin): Likewise.
22035 2009-04-07 Martin Jambor <mjambor@suse.cz>
22037 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22038 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22039 ADDR_EXPRS are include too.
22041 2009-04-07 Richard Guenther <rguenther@suse.de>
22043 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22044 decls are only used if passes as parameters or if they are
22045 local statics and the call is not to a builtin.
22046 (call_may_clobber_ref_p_1): Likewise.
22048 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22050 * expr.c (do_store_flag): Remove last argument. Simplify code
22051 to avoid duplication of tests already done by can_compare_p.
22052 (expand_expr_real_1): Adjust caller.
22054 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22056 * optabs.c (can_compare_p): Test the predicate of a
22057 cbranch and cstore pattern.
22059 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22061 * expr.c (convert_move): Use emit_store_flag instead of
22064 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22066 * config/i386/i386.c (ix86_compare_emitted): Remove.
22067 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22068 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22069 * config/i386/i386.h (ix86_compare_emitted): Remove.
22070 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22071 instead of ix86_compare_emitted.
22072 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22074 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22076 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22077 Add t-sysroot-suffix to tmake_file.
22078 * config/print-sysroot-suffix.sh: New file.
22079 * config/t-sysroot-suffix: New file.
22081 2009-04-07 Ben Elliston <bje@au.ibm.com>
22083 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22084 as the latter produces a warning when the target does not support
22087 2009-04-07 Ben Elliston <bje@au.ibm.com>
22089 * dfp.c: Replace type punning assignments with memcpy throughout.
22090 * Makefile.in (dfp.o-warn): Remove.
22092 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22095 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22096 Include soft-fp/t-softfp after rs6000/t-linux64.
22098 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22100 * stor-layout.c (set_sizetype): Use the full precision of their
22101 machine mode for bitsize types.
22103 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22105 * config/i386/i386.md: Revert 2 accidental checkins.
22107 2009-04-06 Joey Ye <joey.ye@intel.com>
22108 Xuepeng Guo <xuepeng.guo@intel.com>
22109 H.J. Lu <hongjiu.lu@intel.com>
22111 Atom pipeline model, tuning and insn selection.
22112 * config.gcc (atom): Add atom config options and target.
22114 * config/i386/atom.md: New.
22116 * config/i386/i386.c (atom_cost): New cost.
22117 (m_ATOM): New macro flag.
22118 (initial_ix86_tune_features): Set m_ATOM.
22119 (x86_accumulate_outgoing_args): Likewise.
22120 (x86_arch_always_fancy_math_387): Likewise.
22121 (processor_target): Add Atom cost.
22122 (cpu_names): Add Atom cpu name.
22123 (override_options): Set Atom ISA.
22124 (ix86_issue_rate): New case PROCESSOR_ATOM.
22125 (ix86_adjust_cost): Likewise.
22127 * config/i386/i386.h (TARGET_ATOM): New target macro.
22128 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22129 (TARGET_OPT_AGU): New target option.
22130 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22131 (processor_type): Add PROCESSOR_ATOM.
22133 * config/i386/i386.md (cpu): Add new value "atom".
22134 (use_carry, movu): New attr.
22135 (atom.md): Include atom.md.
22136 (adddi3_carry_rex64): Set attr "use_carry".
22137 (addqi3_carry): Likewise.
22138 (addhi3_carry): Likewise.
22139 (addsi3_carry): Likewise.
22140 (*addsi3_carry_zext): Likewise.
22141 (subdi3_carry_rex64): Likewise.
22142 (subqi3_carry): Likewise.
22143 (subhi3_carry): Likewise.
22144 (subsi3_carry): Likewise.
22145 (x86_movdicc_0_m1_rex64): Likewise.
22146 (*x86_movdicc_0_m1_se): Likewise.
22147 (x86_movsicc_0_m1): Likewise.
22148 (*x86_movsicc_0_m1_se): Likewise.
22149 (*adddi_1_rex64): Emit add insn as much as possible.
22150 (*addsi_1): Likewise.
22151 (return_internal): Set atom_unit.
22152 (return_internal_long): Likewise.
22153 (return_pop_internal): Likewise.
22154 (*rcpsf2_sse): Set atom_sse_attr attr.
22155 (*qrt<mode>2_sse): Likewise.
22156 (*prefetch_sse): Likewise.
22158 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22160 (ix86_target_macros_internal): Likewise.
22162 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22163 (*prefetch_sse_rex): Likewise.
22164 (sse_rcpv4sf2): Likewise.
22165 (sse_vmrcpv4sf2): Likewise.
22166 (sse_sqrtv4sf2): Likewise.
22167 (<sse>_vmsqrt<mode>2): Likewise.
22168 (sse_ldmxcsr): Likewise.
22169 (sse_stmxcsr): Likewise.
22170 (*sse_sfence): Likewise.
22171 (sse2_clflush): Likewise.
22172 (*sse2_mfence): Likewise.
22173 (*sse2_lfence): Likewise.
22174 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22175 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22176 (avx_movdqu<avxmodesuffix>): Likewise.
22177 (avx_lddqu<avxmodesuffix>): Likewise.
22178 (sse2_movntv2di): Change attr "type" to "ssemov".
22179 (sse2_movntsi): Likewise.
22180 (rsqrtv8sf2): Change attr "type" to "sseadd".
22181 (sse3_addsubv2df3): Set attr "atom_unit".
22182 (sse3_h<plusminus_insn>v4sf3): Likewise.
22183 (*sse2_pmaddwd): Likewise.
22184 (*vec_extractv2di_1_rex64): Likewise.
22185 (*vec_extractv2di_1_avx): Likewise.
22186 (sse2_psadbw): Likewise.
22187 (ssse3_phaddwv8hi3): Likewise.
22188 (ssse3_phaddwv4hi3): Likewise.
22189 (ssse3_phadddv4si3): Likewise.
22190 (ssse3_phadddv2si3): Likewise.
22191 (ssse3_phaddswv8hi3): Likewise.
22192 (ssse3_phaddswv4hi3): Likewise.
22193 (ssse3_phsubwv8hi3): Likewise.
22194 (ssse3_phsubwv4hi3): Likewise.
22195 (ssse3_phsubdv4si3): Likewise.
22196 (ssse3_phsubdv2si3): Likewise.
22197 (ssse3_phsubswv8hi3): Likewise.
22198 (ssse3_phsubswv4hi3): Likewise.
22199 (ssse3_pmaddubsw128): Likewise.
22200 (sse3_pmaddubsw: Likewise.
22201 (ssse3_palignrti): Likewise.
22202 (ssse3_palignrdi): Likewise.
22204 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22206 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22208 2009-04-06 Richard Guenther <rguenther@suse.de>
22210 PR tree-optimization/28868
22211 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22212 of which PHI results we inserted.
22213 (insert_into_preds_of_block): Record inserted PHIs.
22214 (eliminate): Eliminate redundant PHI nodes.
22215 (init_pre): Init inserted_phi_names.
22217 2009-04-06 Richard Guenther <rguenther@suse.de>
22219 PR tree-optimization/39643
22220 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22221 IMAGPART_EXPRs of complex constants.
22222 (execute_fold_all_builtins): If we folded a call queue
22223 TODO_update_address_taken.
22225 2009-04-06 Jan Hubicka <jh@suse.cz>
22227 PR middle-end/39659
22228 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22231 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22233 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22235 (ic_invalidate_array): Likewise.
22237 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22239 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22240 alignment for library calls.
22242 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22244 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22245 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22246 * config/i386/mingw-stdint.h: New file.
22248 2009-04-05 Richard Guenther <rguenther@suse.de>
22250 PR tree-optimization/39648
22251 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22252 our &A vs. &A[0] IL deficiencies.
22254 2009-04-04 Jan Hubicka <jh@suse.cz>
22256 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22257 removed toplevel regions.
22258 (sjlj_mark_call_sites): Likewise.
22260 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22262 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22263 (cygwin tm clause use_gcc_stdint): Set to wrap.
22264 * config/i386/cygwin-stdint.h: New file.
22266 2009-04-04 Richard Guenther <rguenther@suse.de>
22268 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22269 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22270 single-argument PHIs if we are in loop-closed SSA form.
22271 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22272 for the pre-condition.
22273 (slpeel_tree_peel_loop_to_edge): Likewise.
22274 (vect_build_loop_niters): Take an optional sequence to append stmts.
22275 (vect_generate_tmps_on_preheader): Likewise.
22276 (vect_do_peeling_for_loop_bound): Take extra guards for the
22278 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22279 the cost model check.
22280 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22281 guards if we are going to peel. Do not apply versioning in that case.
22282 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22283 (vect_do_peeling_for_loop_bound): Likewise.
22284 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22285 loop bound only record extra pre-conditions, do not apply loop
22288 2009-04-04 Richard Guenther <rguenther@suse.de>
22290 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22293 2009-04-04 Jan Hubicka <jh@suse.cz>
22295 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22296 last_basic_block for size of bb->index indexed array.
22297 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22298 compute_out, link_btr_uses, build_btr_def_use_webs,
22299 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22301 2009-04-04 Jan Hubicka <jh@suse.cz>
22303 * except.c (remove_eh_handler_and_replace): Break out from ...
22304 (remove_eh_handler): ... here.
22305 (bring_to_root): New function.
22306 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22307 handled ones, bring others to root of tree.
22309 2009-04-04 Jan Hubicka <jh@suse.cz>
22311 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22312 (all_phis_safe_to_merge): New function.
22313 (update_info): New structure.
22314 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22315 (cleanup_empty_eh): Update SSA if possible.
22317 2009-04-04 Richard Guenther <rguenther@suse.de>
22319 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22320 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22321 (append_vuse): Likewise.
22323 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22325 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22326 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22327 instead of REG_UNSAVED for DW_CFA_undefined.
22328 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22329 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22332 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22335 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22337 2009-04-04 Richard Guenther <rguenther@suse.de>
22339 PR tree-optimization/8781
22340 PR tree-optimization/37892
22341 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22342 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22343 (valueize_refs): Call it for *& valueizations.
22344 (shared_reference_ops_from_ref): Rename to ...
22345 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22346 (shared_reference_ops_from_call): Rename to ...
22347 (valueize_shared_reference_ops_from_call): ... this and valueize.
22348 (vn_reference_lookup): Update.
22349 (visit_reference_op_call): Likewise.
22350 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22351 (eliminate): Value-replace the call address in call statements.
22353 2009-04-04 Richard Guenther <rguenther@suse.de>
22355 PR tree-optimization/39636
22356 * tree-ssa-forwprop.c
22357 (forward_propagate_addr_into_variable_array_index): Check for
22358 GIMPLE_ASSIGN before accessing the rhs code.
22360 2009-04-03 Jason Merrill <jason@redhat.com>
22362 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22364 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22366 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22367 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22368 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22369 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22370 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22371 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22372 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22373 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22374 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22375 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22376 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22377 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22378 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22379 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22380 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22381 Use fr_reg_or_fp01_operand instead of fr_register_operand
22383 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22384 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22385 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22387 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22389 PR rtl-optimization/39607
22390 PR rtl-optimization/39631
22394 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22395 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22396 instead of DF_LR_OUT.
22397 * ira-lives.c (process_bb_node_lives): Ditto.
22398 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22399 instead of DF_LR_{OUT,IN}.
22400 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22401 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22403 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22405 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22406 (execute_lower_omp): Always run but take the short way out if -fopenmp
22408 (gate_lower_omp): Remove, forcing the pass manager to always run the
22409 pass and always set PROP_gimple_lomp.
22410 (pass_lower_omp): Remove gate function.
22411 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22412 PROP_trees. Instead, require it.
22413 * ipa-cp.c (pass_ipa_cp): Likewise.
22414 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22415 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22416 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22417 and PROP_gimple_leh.
22419 2009-04-03 Richard Guenther <rguenther@suse.de>
22421 PR middle-end/13146
22422 PR tree-optimization/23940
22423 PR tree-optimization/33237
22424 PR middle-end/33974
22425 PR middle-end/34093
22426 PR tree-optimization/36201
22427 PR tree-optimization/36230
22428 PR tree-optimization/38049
22429 PR tree-optimization/38207
22430 PR tree-optimization/38230
22431 PR tree-optimization/38301
22432 PR tree-optimization/38585
22433 PR middle-end/38895
22434 PR tree-optimization/38985
22435 PR tree-optimization/39299
22436 * tree-ssa-structalias.h: Remove.
22437 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22438 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22439 (struct vuse_element_d): Remove.
22440 (struct vuse_vec_d): Likewise.
22441 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22442 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22443 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22444 VUSE_ELEMENT_VAR): Likewise.
22445 (struct voptype_d): Likewise.
22446 (NUM_VOP_FREE_BUCKETS): Likewise.
22447 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22448 (struct stmt_operands_d): Remove.
22449 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22450 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22451 VDEF_NUM, VDEF_VECT): Likewise.
22452 (copy_virtual_operands): Remove.
22453 (operand_build_cmp): Likewise.
22454 (create_ssa_artificial_load_stmt): Likewise.
22455 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22456 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22457 vuse_index and mayuse_index members. Pack and move done and iter_type
22458 members to the front.
22459 (SSA_OP_VMAYUSE): Remove.
22460 (SSA_OP_VIRTUAL_USES): Adjust.
22461 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22462 (unlink_stmt_vdef): Declare.
22463 (add_to_addressable_set): Remove.
22464 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22465 (vrp_visit_stmt): Likewise.
22466 * doc/tree-ssa.texi (Alias analysis): Update.
22467 * doc/invoke.texi (max-aliased-vops): Remove docs.
22468 (avg-aliased-vops): Likewise.
22469 * tree-into-ssa.c (syms_to_rename): Remove.
22470 (need_to_update_vops_p): Likewise.
22471 (need_to_initialize_update_ssa_p): Rename to ...
22472 (update_ssa_initialized_fn): ... this. Track function we are
22474 (symbol_marked_for_renaming): Simplify.
22475 (add_new_name_mapping): Do not set need_to_update_vops_p.
22476 (dump_currdefs): Use SYMS_TO_RENAME.
22477 (rewrite_update_stmt): Always walk all uses/defs.
22478 (dump_update_ssa): Adjust.
22479 (init_update_ssa): Take function argument. Track what we are
22481 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22482 (create_new_def_for): Initialize for cfun, assert we are initialized
22484 (mark_sym_for_renaming): Simplify.
22485 (mark_set_for_renaming): Do not initialize update-ssa.
22486 (need_ssa_update_p): Simplify. Take function argument.
22487 (name_mappings_registered_p): Assert we ask for the correct function.
22488 (name_registered_for_update_p): Likewise.
22489 (ssa_names_to_replace): Likewise.
22490 (release_ssa_name_after_update_ssa): Likewise.
22491 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22492 (dump_decl_set): Do not print a newline.
22493 (debug_decl_set): Do it here.
22494 (dump_update_ssa): And here.
22495 * tree-ssa-loop-im.c (move_computations): Adjust.
22496 (movement_possibility): Likewise.
22497 (determine_max_movement): Likewise.
22498 (gather_mem_refs_stmt): Likewise.
22499 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22500 or NAME_MEMORY_TAG.
22501 * tree-complex.c (update_all_vops): Remove.
22502 (expand_complex_move): Adjust.
22503 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22504 Simplify test for memory referencing statement. Exclude
22505 non-invariant ADDR_EXPRs.
22506 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22507 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22508 (rdg_flag_uses): Likewise.
22509 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22511 (tree_optimize_tail_calls_1): Also split the
22512 edge from the entry block if we have degenerate PHI nodes in
22513 the first basic block.
22514 * tree.c (init_ttree): Remove memory-tag related code.
22515 (tree_code_size): Likewise.
22516 (tree_node_structure): Likewise.
22517 (build7_stat): Re-write to be build6_stat.
22518 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22519 (SSA_VAR_P): Adjust.
22520 (struct tree_memory_tag): Remove.
22521 (struct tree_memory_partition_tag): Likewise.
22522 (union tree_node): Adjust.
22523 (build7): Re-write to be build6.
22524 * tree-pass.h (pass_reset_cc_flags): Remove.
22525 (TODO_update_address_taken): New flag.
22526 (pass_simple_dse): Remove.
22527 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22528 * params.h (MAX_ALIASED_VOPS): Remove.
22529 (AVG_ALIASED_VOPS): Likewise.
22530 * omp-low.c (expand_omp_taskreg): Update SSA form.
22531 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22532 aliases the lhs in a copy stmt.
22533 * tree-ssa-dse.c (struct address_walk_data): Remove.
22534 (memory_ssa_name_same): Likewise.
22535 (memory_address_same): Likewise.
22536 (get_kill_of_stmt_lhs): Likewise.
22537 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22538 unused stores. Look through PHI nodes into post-dominated regions.
22539 (dse_optimize_stmt): Simplify. Properly remove stores.
22540 (tree_ssa_dse): Compute dominators.
22541 (execute_simple_dse): Remove.
22542 (pass_simple_dse): Likewise.
22543 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22544 gimple_loaded_syms and gimple_stored_syms computation.
22545 * toplev.c (dump_memory_report): Dump alias and pta stats.
22546 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22547 (vn_reference_eq): Likewise.
22548 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22549 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22550 valueize_vuses): Remove.
22551 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22552 (get_def_ref_stmt_vuse): ... this.
22553 (vn_reference_lookup_2): New function.
22554 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22555 walking equivalent vuses. Simplify.
22556 (vn_reference_lookup): Likewise.
22557 (vn_reference_insert): Likewise.
22558 (vn_reference_insert_pieces): Likewise.
22559 (visit_reference_op_call): Simplify.
22560 (visit_reference_op_load): Likewise.
22561 (visit_reference_op_store): Likewise.
22562 (init_scc_vn): Remove shared_lookup_vuses initialization.
22563 (free_scc_vn): Remove shared_lookup_vuses freeing.
22564 (sort_vuses, sort_vuses_heap): Remove.
22565 (get_ref_from_reference_ops): Export.
22566 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22567 vector with single vuse pointer.
22568 (vn_reference_lookup_pieces, vn_reference_lookup,
22569 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22570 (shared_vuses_from_stmt): Remove.
22571 (get_ref_from_reference_ops): Declare.
22572 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22573 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22574 memory-tag related code.
22575 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22576 (likely_value): Add comment, skip static-chain of call statements.
22577 (surely_varying_stmt_p): Adjust.
22578 (gimplify_and_update_call_from_tree): Likewise.
22579 (execute_fold_all_builtins): Do not rebuild alias info.
22580 (gimplify_and_update_call_from_tree): Properly update VOPs.
22581 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22582 (copy_ref_info): Remove memory-tag related code.
22583 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22584 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22585 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22587 * tree-ssa-dom.c (gimple_p): Remove typedef.
22588 (eliminate_redundant_computations): Adjust.
22589 (record_equivalences_from_stmt): Likewise.
22590 (avail_expr_hash): Likewise.
22591 (avail_expr_eq): Likewise.
22592 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22593 (stmt_makes_single_load): Likewise.
22594 (stmt_makes_single_store): Likewise.
22595 * tree-ssa-alias.c: Rewrite completely.
22596 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22597 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22598 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22599 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22600 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22601 Remove public functions.
22602 (pass_reset_cc_flags): Remove.
22603 (pass_build_alias): Move ...
22604 * tree-ssa-structalias.c (pass_build_alias): ... here.
22605 * tree-ssa-alias.c (may_be_aliased): Move ...
22606 * tree-flow-inline.h (may_be_aliased): ... here.
22607 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22608 count_uses_and_derefs): Move ...
22609 * gimple.c: ... here.
22610 * gimple.h (count_uses_and_derefs): Declare.
22611 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22612 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22613 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22614 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22615 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22616 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22617 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22619 * tree-dfa.c (refs_may_alias_p): Move ...
22620 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22621 * tree-ssa-alias.h: New file.
22622 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22623 (statement_sink_location): Likewise.
22624 * opts.c (decode_options): Do not adjust max-aliased-vops or
22625 avg-aliased-vops values.
22626 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22627 (TV_CALL_CLOBBER): Likewise.
22628 (TV_FLOW_SENSITIVE): Likewise.
22629 (TV_FLOW_INSENSITIVE): Likewise.
22630 (TV_MEMORY_PARTITIONING): Likewise.
22631 (TV_ALIAS_STMT_WALK): New timevar.
22632 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22633 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22634 (get_address_description): Remove memory-tag related code.
22635 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22636 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22637 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22638 and immediate uses in statements. Document.
22639 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22640 (dump_symbols): Remove.
22641 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22642 * alias.c (get_deref_alias_set): New function split out from ...
22643 (get_alias_set): ... here.
22644 * alias.h (get_deref_alias_set): Declare.
22645 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22646 type parameter. Remove restrict pointer handling. Create a
22647 ref-all pointer in case type-based alias sets do not conflict.
22648 (vect_analyze_data_refs): Remove SMT related code.
22649 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22650 (vectorizable_load): Likewise.
22651 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22652 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22653 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22654 Ignore vops and SMTs.
22655 (dr_analyze_alias): Likewise..
22656 (free_data_ref): Likewise.
22657 (create_data_ref): Likewise.
22658 (analyze_all_data_dependences): Likewise.
22659 (get_references_in_stmt): Adjust.
22660 * tree-flow-inline.h (gimple_aliases_computed_p,
22661 gimple_addressable_vars, gimple_call_clobbered_vars,
22662 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22663 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22664 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22665 gimple_mem_ref_stats): Remove.
22666 (gimple_vop): New function.
22667 (op_iter_next_use): Remove vuses and mayuses cases.
22668 (op_iter_next_def): Remove vdefs case.
22669 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22670 (clear_and_done_ssa_iter): Do not set removed fields.
22671 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22672 Assert we are not iterating over vuses or vdefs if not also
22673 iterating over uses or defs.
22674 (op_iter_init_use): Likewise.
22675 (op_iter_init_def): Likewise.
22676 (op_iter_next_vdef): Remove.
22677 (op_iter_next_mustdef): Likewise.
22678 (op_iter_init_vdef): Likewise.
22679 (compare_ssa_operands_equal): Likewise.
22680 (link_use_stmts_after): Handle vuse operand.
22681 (is_call_used): Use is_call_clobbered.
22682 (is_call_clobbered): Global variables are always call clobbered,
22683 query the call-clobbers bitmap.
22684 (mark_call_clobbered): Ignore global variables.
22685 (clear_call_clobbered): Likewise.
22686 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22687 virtual operands sanity check.
22688 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22690 (TARGET_MEM_REF): Remove TMR_TAG operand.
22691 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22692 Remove call-clobber related code.
22693 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22694 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22695 partitions or escape reason.
22696 (get_single_def_stmt, get_single_def_stmt_from_phi,
22697 get_single_def_stmt_with_phi): Remove.
22698 (dump_referenced_vars): Tidy.
22699 (get_ref_base_and_extent): Allow bare decls.
22700 (collect_dfa_stats): Adjust.
22701 * graphite.c (rename_variables_in_stmt): Adjust.
22702 (graphite_copy_stmts_from_block): Likewise.
22703 (translate_clast): Likewise.
22704 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22706 (translate_vuse_through_block): Use the oracle.
22707 (phi_translate_1): Adjust.
22708 (value_dies_in_block_x): Use the oracle. Cache the outcome
22710 (valid_in_sets): Check if the VUSE for
22711 a REFERENCE is available.
22712 (eliminate): Do not remove stmts during elimination,
22713 instead queue and remove them afterwards.
22714 (do_pre): Do not rebuild alias info.
22715 (pass_pre): Run TODO_rebuild_alias before PRE.
22716 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22717 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22718 (mark_all_v_defs_stmt): Remove.
22719 (mark_all_v_defs_seq): Adjust.
22720 (sra_replace): Likewise.
22721 (scalarize_use): Likewise.
22722 (scalarize_copy): Likewise.
22723 (scalarize_init): Likewise.
22724 (scalarize_ldst): Likewise.
22725 (todoflags): Remove.
22726 (tree_sra): Do not rebuild alias info.
22727 (tree_sra_early): Adjust.
22728 (pass_sra): Run TODO_update_address_taken before SRA.
22729 * tree-predcom.c (set_alias_info): Remove.
22730 (prepare_initializers_chain): Do not call it.
22731 (mark_virtual_ops_for_renaming): Adjust.
22732 (mark_virtual_ops_for_renaming_list): Remove.
22733 (initialize_root_vars): Adjust.
22734 (initialize_root_vars_lm): Likewise.
22735 (prepare_initializers_chain): Likewise.
22736 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22737 (may_propagate_copy_into_stmt): Likewise.
22738 (merge_alias_info): Do nothing for now.
22739 (propagate_tree_value_into_stmt): Adjust.
22740 (stmt_may_generate_copy): Likewise.
22741 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22742 not mark symbols for renaming.
22743 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
22744 with the same statement, make sure to update the new pointed-to one.
22745 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
22746 call statements, do not mark symbols for renaming.
22747 (mark_operand_necessary): Dump something.
22748 (ref_may_be_aliased): New function.
22749 (mark_aliased_reaching_defs_necessary_1): New helper function.
22750 (mark_aliased_reaching_defs_necessary): Likewise.
22751 (mark_all_reaching_defs_necessary_1): Likewise.
22752 (mark_all_reaching_defs_necessary): Likewise.
22753 (propagate_necessity): Do not process virtual PHIs. For
22754 non-aliased loads mark all reaching definitions as necessary.
22755 For aliased loads and stores mark the immediate dominating
22756 aliased clobbers as necessary.
22757 (visited): New global static.
22758 (perform_tree_ssa_dce): Free visited bitmap after propagating
22760 (remove_dead_phis): Perform simple dead virtual PHI removal.
22761 (remove_dead_stmt): Properly unlink virtual operands when
22763 (eliminate_unnecessary_stmts): Schedule PHI removal after
22765 * tree-ssa-ter.c (is_replaceable_p): Adjust.
22766 (process_replaceable): Likewise.
22767 (find_replaceable_in_bb): Likewise.
22768 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
22769 based on the single gimple vop.
22770 (verify_flow_insensitive_alias_info): Remove.
22771 (verify_flow_sensitive_alias_info): Likewise.
22772 (verify_call_clobbering): Likewise.
22773 (verify_memory_partitions): Likewise.
22774 (verify_alias_info): Likewise.
22775 (verify_ssa): Adjust..
22776 (execute_update_addresses_taken): Export. Update SSA
22777 manually. Optimize only when optimizing. Use a local bitmap.
22778 (pass_update_address_taken): Remove TODO_update_ssa, add
22780 (pass_update_address_taken): Just use TODO_update_address_taken.
22781 (init_tree_ssa): Do not initialize addressable_vars.
22782 (verify_ssa): Verify new VUSE / VDEF properties.
22783 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
22784 Do not call verify_alias_info.
22785 (delete_tree_ssa): Clear the VUSE, VDEF operands.
22786 Do not free the loaded and stored syms bitmaps. Reset the escaped
22787 and callused solutions. Do not free addressable_vars.
22788 Remove memory-tag related code.
22789 (warn_uninitialized_var): Aliases are always available.
22790 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
22791 * lambda-code.c (can_put_in_inner_loop): Adjust.
22792 (can_put_after_inner_loop): Likewise.
22793 (perfect_nestify): Likewise.
22794 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
22795 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
22796 (vectorizable_conversion): Do not mark symbols for renaming.
22797 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
22798 (expand_call_inline): Unlink the calls virtual operands before
22800 (tree_function_versioning): Do not call update_ssa if we are not
22801 updating clones. Simplify.
22802 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
22803 (propagate_with_phi): Likewise..
22804 * tree-outof-ssa.c (create_temp): Remove memory tag and call
22805 clobber code. Assert we are not aliased or global.
22806 * tree-flow.h: Include tree-ssa-alias.h
22807 (enum escape_type): Remove.
22808 (struct mem_sym_stats_d): Likewise.
22809 (struct mem_ref_stats_d): Likewise.
22810 (struct gimple_df): Add vop member. Remove global_var,
22811 call_clobbered_vars, call_used_vars, addressable_vars,
22812 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
22813 escaped and callused members.
22814 (struct ptr_info_def): Remove all members, add points-to solution
22816 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
22817 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
22818 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
22819 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
22820 (tree-ssa-alias.o): Likewise.
22821 (toplev.o): Add tree-ssa-alias.h
22822 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
22823 * gimple.c (gimple_set_bb): Fix off-by-one error.
22824 (is_gimple_reg): Do not handle memory tags.
22825 (gimple_copy): Also copy virtual operands.
22826 Delay updating the statement. Do not reset loaded and stored syms.
22827 (gimple_set_stored_syms): Remove.
22828 (gimple_set_loaded_syms): Likewise.
22829 (gimple_call_copy_skip_args): Copy the virtual operands
22830 and mark the new statement modified.
22831 * tree-ssa-structalias.c (may_alias_p): Remove.
22832 (set_uids_in_ptset): Take the alias set to prune with as
22833 parameter. Fold in the alias test of may_alias_p.
22834 (compute_points_to_sets): Compute whether a ptr is dereferenced
22835 in a local sbitmap.
22836 (process_constraint): Deal with &ANYTHING on the lhs, reject all
22837 other ADDRESSOF constraints on the lhs.
22838 (get_constraint_for_component_ref): Assert that we don't get
22839 ADDRESSOF constraints from the base of the reference.
22840 Properly generate UNKNOWN_OFFSET for DEREF if needed.
22841 (struct variable_info): Remove collapsed_to member.
22842 (get_varinfo_fc): Remove.
22843 (new_var_info): Do not set collapsed_to.
22844 (dump_constraint): Do not follow cycles.
22845 (dump_constraint_graph): Likewise.
22846 (build_pred_graph): Likewise.
22847 (build_succ_graph): Likewise.
22848 (rewrite_constraints): Likewise.
22849 (do_simple_structure_copy): Remove.
22850 (do_rhs_deref_structure_copy): Remove.
22851 (do_lhs_deref_structure_copy): Remove.
22852 (collapse_rest_of_var): Remove.
22853 (do_structure_copy): Re-implement.
22854 (pta_stats): New global variable.
22855 (dump_pta_stats): New function.
22856 (struct constraint_expr): Make offset signed.
22857 (UNKNOWN_OFFSET): Define special value.
22858 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
22859 (solution_set_expand): New helper function split out from ...
22860 (do_sd_constraint): ... here.
22861 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22862 (do_ds_constraint): Likewise.
22863 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22864 and CALLUSED = *CALLUSED.
22865 (set_union_with_increment): Make inc argument signed.
22866 (type_safe): Remove.
22867 (get_constraint_for_ptr_offset): Handle unknown and negative
22869 (first_vi_for_offset): Handle offsets before start. Bail
22870 out early for offsets beyond the variable extent.
22871 (first_or_preceding_vi_for_offset): New function.
22872 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22873 Together with ESCAPED = *ESCAPED this properly computes reachability.
22874 (find_what_var_points_to): New function.
22875 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22876 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22877 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22878 pt_solutions_intersect): New functions.
22879 (compute_call_used_vars): Remove.
22880 (compute_may_aliases): New main entry into PTA computation.
22881 * gimple.h (gimple_p): New typedef.
22882 (struct gimple_statement_base): Remove references_memory_p.
22883 (struct gimple_statement_with_memory_ops_base): Remove
22884 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22886 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22887 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22888 gimple_set_references_memory): Remove.
22889 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22890 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22892 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22893 (verify_expr): Allow RESULT_DECL.
22894 (gimple_duplicate_bb): Do not copy virtual operands.
22895 (gimple_duplicate_sese_region): Adjust.
22896 (gimple_duplicate_sese_tail): Likewise.
22897 (mark_virtual_ops_in_region): Remove.
22898 (move_sese_region_to_fn): Do not call it.
22899 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22900 and pass_simple_dse.
22901 (execute_function_todo): Handle TODO_update_address_taken,
22902 call execute_update_addresses_taken for TODO_rebuild_alias.
22903 (execute_todo): Adjust.
22904 (execute_one_pass): Init dump files early.
22905 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22907 (create_general_new_stmt): Clear vops.
22908 * tree-ssa-reassoc.c (get_rank): Adjust.
22909 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22910 symbols for renaming.
22911 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22912 (PARAM_AVG_ALIASED_VOPS): Likewise.
22913 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22914 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22915 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22916 (operand_build_cmp, copy_virtual_operands,
22917 create_ssa_artificial_load_stmt, add_to_addressable_set,
22918 gimple_add_to_addresses_taken): Remove public functions.
22919 (unlink_stmt_vdef): New function.
22921 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22923 * config.gcc (powerpc-*-linux*): Merge variants.
22925 2009-04-02 Chao-ying Fu <fu@mips.com>
22926 James Grosbach <james.grosbach@microchip.com>
22928 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22929 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22931 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22932 keep_interrupts_masked_p, use_debug_exception_return_p.
22933 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22934 keep_interrupts_masked, use_debug_exception_return.
22935 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22936 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22938 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22939 (mips_print_operand): Process COP0 registers to print $0 .. $31
22940 correctly for GAS to process.
22941 (mips_interrupt_extra_call_saved_reg_p): New function.
22942 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22944 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22945 (mips_compute_frame_info): Add supports for interrupt context that
22946 includes doubleword accumulators and COP0 registers.
22947 (mips_for_each_saved_acc): New function.
22948 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22949 mips_for_each_saved_reg.
22950 (mips_save_reg): Save accumulators.
22951 (mips_kernel_reg_p): A new for_each_rtx callback.
22952 (mips_expand_prologue): Support interrupt handlers.
22953 (mips_restore_reg): Restore accumulators.
22954 (mips_expand_epilogue): Support interrupt handlers.
22955 (mips_can_use_return_insn): Return false for interrupt handlers.
22956 (mips_epilogue_uses): New function.
22957 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22958 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22959 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22960 cop0_move): New instructions.
22961 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22962 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22964 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22966 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22967 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22968 interrupt handlers, we use K0 as the temporary register.
22969 (EPILOGUE_USES): Change to a function call.
22970 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22971 handlers, we use K0 as the temporary register.
22973 * doc/extend.texi (Function Attributes): Document interrupt,
22974 use_shadow_register_set, keep_interrupts_masked,
22975 use_debug_exception_return for MIPS attributes.
22977 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22979 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22980 Remove a number of t-files from tmake_file.
22981 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22982 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22983 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22984 target_prototype, not TARGET_PROTOTYPE.
22985 (LINK_OS_GNU_SPEC): Define.
22986 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22987 and darwin-ldoubdle.c.
22989 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22992 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22993 (cpp_options): Ditto.
22994 (default_compilers): Ditto.
22995 (display_help): Ditto.
22996 (process_command): Ditto.
22997 (do_spec_1): Ditto.
22998 (set_input): Use lbasename instead of duplicate code.
22999 (save_temps_prefix): New static for -save-temps=obj.
23000 (save_temps_length): Ditto.
23002 * doc/invoke.texi (-save-temps=obj): Document new variant to
23003 -save-temps switch.
23005 2009-04-02 Jeff Law <law@redhat.com>
23007 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23010 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23012 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23013 * configure: Regenerated.
23015 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23017 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23018 share the argument list.
23020 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23024 2009-02-12 Diego Novillo <dnovillo@google.com>
23026 * varpool.c (debug_varpool): New.
23027 * cgraph.h (debug_varpool): Declare.
23029 2009-04-02 Jan Hubicka <jh@suse.cz>
23031 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23034 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23036 * config/i386/i386.c (ix86_abi): Move initialization to ...
23037 (override_options): Here.
23039 2009-04-02 Christian Bruel <christian.bruel@st.com>
23041 * config/sh/sh.c (sh_dwarf_register_span): New function.
23042 (TARGET_DWARF_REGISTER_SPAN): Define.
23043 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23045 2009-04-02 Ira Rosen <irar@il.ibm.com>
23047 PR tree-optimization/39595
23048 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23049 interleaved loads group is not greater than the SLP group size.
23051 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23053 * builtins.c (is_builtin_name): New.
23054 (called_as_built_in): Use is_builtin_name.
23055 * tree.h (is_builtin_name): New.
23056 * varasm.c (incorporeal_function_p): Use is_builtin_name
23058 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23060 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23062 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23065 * c-decl.c (clone_underlying_type): Move this ...
23066 * c-common.c (set_underlying_type): ... here.
23067 Also, make sure the function properly sets TYPE_STUB_DECL() on
23068 the newly created typedef variant type.
23069 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23070 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23073 2009-04-02 Richard Guenther <rguenther@suse.de>
23075 PR tree-optimization/37221
23076 * tree-flow.h (degenerate_phi_result): Declare.
23077 * tree-ssa-dom.c (degenerate_phi_result): Export.
23078 * tree-scalar-evolution.c (analyze_initial_condition): If
23079 the initial condition is defined by a degenerate PHI node
23080 use the degenerate value.
23082 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23084 PR rtl-optimization/39588
23085 * combine.c (merge_outer_ops): Do not set the constant when this
23087 (simplify_shift_const_1): Do not modify it either in this case.
23089 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23091 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23092 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23094 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23097 * c-lex.c (interpret_float): Default (no suffix) is double.
23099 2009-04-1 Xinliang David Li <davidxl@google.com>
23101 * config/i386/i386.c (legitimate_constant_p): Recognize
23102 all one vector constant.
23104 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23106 * config/vax/vax.c: Add #includes to silence warnings.
23107 Change #include order to silence two warnings.
23109 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23111 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23112 (ASM_SPEC): Pass -k to the assembler for PIC code.
23114 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23116 * config.gcc: Add vax-*-linux* to the switch.
23117 * config/vax/linux.h: New file. (TARGET_VERSION,
23118 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23120 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23122 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23123 Use predicate macros instead of GET_CODE() == foo.
23124 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23125 ashlsi3, rotrsi3, <unnamed>): Likewise.
23127 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23129 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23130 jbbccihi, jbbccisi): Remova trailing whitespace.
23131 * config/vax/constraints.md: Likewise.
23132 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23133 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23134 * config/vax/predicates.md: Likewise.
23135 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23136 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23137 * config/vax/vax.h: Likewise.
23138 * config/vax/vax.md (nonlocal_goto): Likewise.
23140 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23142 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23143 (indirectable_address_p, adjacent_operands_p): Add spaces around
23145 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23147 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23149 * config/vax/vax.c (legitimate_constant_address_p,
23150 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23151 index_term_p, reg_plus_index_p, legitimate_address_p,
23152 vax_mode_dependent_address_p): Update comments to match functions
23153 modified by the recent int->bool conversion.
23155 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23157 * config/vax/builtins.md: Update copyright message.
23158 * config/vax/constraints.md: Likewise.
23159 * config/vax/netbsd-elf.h: Likewise.
23160 * config/vax/predicates.md: Likewise.
23161 * config/vax/vax-protos.h: Likewise.
23162 * config/vax/vax.c: Likewise.
23163 * config/vax/vax.h: Likewise.
23164 * config/vax/vax.md: Likewise.
23165 * config/vax/vax.opt: Likewise.
23167 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23169 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23170 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23171 * config/vax/constraints.md (B, R): Likewise.
23172 * config/vax/predicates.md (external_memory_operand,
23173 nonimmediate_addsub_di_operand): Likewise.
23174 * config/vax/vax.c (vax_output_int_add): Likewise.
23175 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23176 untyped_call): Likewise.
23178 2009-04-01 Matt Thomas <matt@3am-software.com>
23180 * config/vax/predicates.md: New file.
23181 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23182 external_const_operand, nonsymbolic_operand, external_memory_operand,
23183 indirect_memory_operand, indexed_memory_operand,
23184 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23185 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23187 * config/vax/constraints.md: New file.
23188 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23190 * config/vax/builtins.md: New file.
23191 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23192 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23194 * config/vax/vax.opt (mqmath): Add option.
23195 * config/vax/vax.md (isfx): Extend with DI.
23196 (VAXintQH, VAXintQHSD): Define.
23197 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23198 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23199 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23200 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23201 (movdi): Update constraints and use vax_output_int_move().
23202 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23203 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23204 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23205 nonlocal_goto): New.
23206 (mov<mode>): Extend accepted operand types.
23207 (subdi3_old): Rename from subdi3, change update constraints and use
23208 a new implementation.
23209 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23210 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23211 MOVE_RATIO, CLEAR_RATIO): Define.
23212 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23213 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23214 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23215 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23216 (split_quadword_operands): Make static and really allow variable
23218 (print_operand_address): Update for PIC generation.
23219 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23220 indexable_address_p, fixup_mathdi_operand,
23221 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23222 (vax_float_literal, legitimate_constant_p,
23223 indirectable_constant_address_p, index_term_p,
23224 reg_plus_index_p): Return bool instead of int.
23225 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23227 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23229 (vax_output_conditional_branch): Indent.
23230 (legitimate_constant_address_p, indirectable_constant_address_p,
23231 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23232 vax_mode_dependent_address_p): Return bool instead of int, update for
23234 * config/vax/vax-protos.h (legitimate_constant_address_p,
23235 legitimate_constant_p, legitimate_address_p,
23236 vax_mode_dependent_address_p): Change declaration to bool.
23237 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23238 vax_expand_addsub_di_operands, vax_output_int_subtract,
23239 vax_output_movmemsi): Declare.
23240 (split_quadword_operands, vax_float_literal): Delete declaration.
23241 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23242 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23243 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23244 ASM_OUTPUT_DWARF_PCREL): Define.
23245 (ASM_SPEC): Change definition to allow PIC generation.
23247 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23249 * doc/sourcebuild.texi: Update front-end requirements.
23251 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23254 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23255 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23256 (booldi3_internal3): Use boolean_or_operator instead of
23259 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23262 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23263 declarator whose size is not an integer constant expression but
23264 folds to an integer constant, then treat it as a constant
23267 2009-04-01 Richard Guenther <rguenther@suse.de>
23269 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23270 i * 4 + 2 to (i * 2 + 1) * 2.
23272 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23275 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23276 return if c_parser_asm_string_literal returned NULL.
23278 2009-04-01 Nick Clifton <nickc@redhat.com>
23280 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23282 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23283 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23284 other typedefs to avoid conflicts with libgcc2.c. Define labels
23285 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23287 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23288 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23291 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23293 * varasm.c (default_function_rodata_section): Declare DOT as
23296 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23297 Andrey Galkin <agalkin@hypercom.com>
23300 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23301 Make object_name unique for each process.
23303 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23306 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23307 addressable variables in the parallel that could go out of scope while
23308 running queued tasks.
23310 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23312 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23313 (CASE_VALUES_THRESHOLD): Redefine.
23314 * config/avr/avr.c (avr_override_options): Remove initialization of
23315 avr_case_values_threshold variable.
23316 (avr_case_values_threshold): Remove variable. Add new function.
23317 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23318 * config/avr/avr.opt (mno-tablejump): Remove option.
23319 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23321 2009-04-01 DJ Delorie <dj@redhat.com>
23323 * varasm.c (default_function_rodata_section): Don't assume
23324 anything about where the first '.' in the section name is.
23326 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23328 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23329 rs6000_emit_stack_tie.
23331 2009-03-31 Ian Lance Taylor <iant@google.com>
23333 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23334 gimple_code with GIMPLE_RESX, not RESX.
23336 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23338 * c-common.c (c_get_ident): New.
23339 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23341 2009-04-01 Ben Elliston <bje@au.ibm.com>
23343 * config/rs6000/sysv4.opt (msdata): Improve option description.
23345 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23347 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23348 (divdf3_internal_lat): Remove.
23349 (divxf3_internal_lat): Remove.
23350 (divxf3_internal_thr): Remove.
23351 (divxf): Use divxf3_internal.
23352 * config/ia64/div.md (divsf3_internal_lat): New.
23353 (divdf3_internal_lat): New.
23354 (divxf3_internal): New.
23356 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23359 * Makefile.in (USE_GCC_STDINT): Define.
23360 (stmp-int-hdrs): Install stdint.h if applicable.
23361 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23363 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23364 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23365 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23366 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23367 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23368 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23369 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23370 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23371 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23372 (c_common_nodes_and_builtins): Initialize
23373 underlying_wchar_type_node. Do not initialize
23374 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23375 nodes for new types.
23376 (c_stddef_cpp_builtins): Define macros for new types.
23377 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23379 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23380 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23381 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23382 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23383 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23384 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23385 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23386 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23387 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23388 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23389 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23390 int16_type_node, int32_type_node, int64_type_node,
23391 uint8_type_node, uint16_type_node, c_uint32_type_node,
23392 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23393 int_least32_type_node, int_least64_type_node,
23394 uint_least8_type_node, uint_least16_type_node,
23395 uint_least32_type_node, uint_least64_type_node,
23396 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23397 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23398 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23399 uintptr_type_node): Define.
23400 * c-cppbuiltin.c (builtin_define_constants,
23401 builtin_define_type_minmax): New.
23402 (builtin_define_stdint_macros): Define more macros.
23403 (c_cpp_builtins): Define more limit macros.
23404 (type_suffix): New.
23405 (builtin_define_type_max): Define in terms of
23406 builtin_define_type_minmax. Remove is_long parameter. All
23408 * config.gcc (use_gcc_stdint): Define.
23409 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23410 Add newlib-stdint.h for generic targets.
23411 * config/glibc-stdint.h, config/newlib-stdint.h,
23412 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23413 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23414 * config/score/score.h (UINTPTR_TYPE): Define.
23415 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23416 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23417 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23418 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23419 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23420 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23421 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23422 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23423 * config/spu/spu.h (STDINT_LONG32): Define.
23424 * configure.ac (use_gcc_stdint): Substitute.
23425 * configure: Regenerate.
23426 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23427 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23428 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23429 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23430 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23431 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23432 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23433 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23434 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23435 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23436 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23437 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23438 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23439 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23440 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23441 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23442 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23443 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23444 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23445 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23446 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23447 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23448 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23449 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23450 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23451 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23452 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23453 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23454 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23456 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23458 * loop-iv.c (suitable_set_for_replacement): Renamed from
23459 simplify_using_assignment; changed to return bool and to accept new
23460 args DEST and SRC. Return true iff we find a source/destination pair
23461 that can be used to make a replacement, and fill SRC and DEST if so.
23462 Remove arg ALTERED. Don't deal with altered regs here. All callers
23464 (simplify_using_initial_values): Deal with altered regs here and track
23465 more precisely the effect they have on the validity of our expression.
23467 * loop-iv.c (simplify_using_condition): A condition of the form
23468 (EQ REG CONST) can be used to simply make a substitution.
23469 (simplify_using_initial_values): Keep track of conditions we have seen
23470 and keep using them to simplify new expressions, while applying the
23471 same substitutions to them as to the expression.
23473 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23474 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23477 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23478 changed. Use this when trying to improve the upper bound.
23479 Generate the comparison by using simplify_gen_relational.
23481 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23483 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23485 (simplify_using_assignment, simplify_using_initial_values): Call
23486 replace_in_expr to make replacements. Call replace_single_def_regs
23487 once on the initial version of the expression.
23489 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23492 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23494 2009-03-31 Richard Guenther <rguenther@suse.de>
23496 PR middle-end/31029
23497 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23498 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23500 2009-03-31 Richard Guenther <rguenther@suse.de>
23502 * tree.h (div_if_zero_remainder): Declare.
23503 * fold-const.c (div_if_zero_remainder): Export.
23504 * tree-ssa-forwprop.c
23505 (forward_propagate_addr_into_variable_array_index): Handle
23506 constant array index addition outside of the variable index.
23508 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23511 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23512 define_splits, floatunssi<mode>2): Require x87 conversions from
23513 DImode to be permitted.
23515 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23517 PR preprocessor/15638
23518 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23520 2009-03-31 Richard Guenther <rguenther@suse.de>
23522 PR middle-end/23401
23523 PR middle-end/27810
23524 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23525 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23526 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23527 a separate statement.
23528 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23529 (lookup_tmp_var): Likewise.
23530 (is_gimple_formal_tmp_or_call_rhs): Remove.
23531 (is_gimple_reg_or_call_rhs): Rename to ...
23532 (is_gimple_reg_rhs_or_call): ... this.
23533 (is_gimple_mem_or_call_rhs): Rename to ...
23534 (is_gimple_mem_rhs_or_call): ... this.
23535 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23536 DECL_GIMPLE_REG_P only if is_formal is true.
23537 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23538 for non-proper post-modify expression gimplification.
23539 (gimplify_self_mod_expr): For post-modify expressions gimplify
23540 the lvalue to a minimal lvalue.
23541 (rhs_predicate_for): Remove formal temp case.
23542 (gimplify_modify_expr_rhs): Likewise.
23543 (gimplify_addr_expr): Use is_gimple_reg.
23544 (gimplify_expr): Remove formal temp cases.
23545 (gimple_regimplify_operands): Likewise.
23546 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23547 and FILTER_EXPR like constants.
23548 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23550 (is_gimple_formal_tmp_rhs): Remove.
23551 (is_gimple_reg_rhs): Remove special casing.
23552 (is_gimple_mem_rhs): Fix.
23553 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23554 (is_gimple_formal_tmp_var): Remove.
23555 (is_gimple_formal_tmp_reg): Likewise.
23556 (is_gimple_min_lval): Allow invariant component ref parts.
23557 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23558 is_gimple_formal_tmp_reg): Remove declarations.
23559 * tree-cfg.c (verify_expr): Verify that variables with address
23560 taken do not have DECL_GIMPLE_REG_P set.
23561 * tree-mudflap.c (mf_build_check_statement_for): Use
23562 force_gimple_operand instead of gimplify_expr.
23564 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23566 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23567 schedulable rows to compute_split_row.
23569 2009-03-31 Ben Elliston <bje@au.ibm.com>
23572 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23575 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23577 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23578 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23579 * configure: Regenerate.
23580 * config.in: Regenerate.
23581 * config/rs6000/rs6000.opt (mtls-markers): Add.
23582 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23583 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23584 (tls_ld_aix, tls_ld_sysv): Likewise.
23585 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23586 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23588 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23590 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23592 2009-03-30 Jan Hubicka <jh@suse.cz>
23594 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23596 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23597 detection and label handling.
23599 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23601 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23602 left_conflicts_size.
23603 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23604 ALLOCNO_LEFT_CONFLICTS_SIZE.
23606 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23607 remove_allocno_from_bucket_and_push,
23608 allocno_spill_priority_compare, push_allocnos_to_stack,
23609 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23610 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23611 (setup_allocno_left_conflicts_num): Ditto. Rename to
23612 setup_allocno_left_conflicts_size.
23613 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23614 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23615 setup_allocno_left_conflicts_size instead of
23616 setup_allocno_left_conflicts_num.
23618 * ira-build.c (ira_create_allocno): Use
23619 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23620 ALLOCNO_LEFT_CONFLICTS_NUM.
23622 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23624 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23625 instead of DF_LR_OUT.
23627 * ira-lives.c (process_bb_node_lives): Ditto.
23629 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23630 instead of DF_LR_{OUT,IN}.
23632 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23634 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23636 2009-03-30 Jan Hubicka <jh@suse.cz>
23638 * except.c (label_to_region_map): Fix thinko.
23640 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23642 PR middle-end/38237
23643 * tree.h (tree_find_value): New declaration.
23644 * tree.c (tree_find_value): New function.
23645 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23647 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23650 * c-decl.c (struct c_binding): Add locus field.
23651 (bind): Add locus argument, set locus field from it.
23652 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23653 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23654 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23655 implicitly_declare, undeclared_variable, lookup_label,
23656 declare_label, c_make_fname_decl, c_builtin_function,
23657 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23660 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23663 * config/i386/i386.c (classify_argument): Check total size of
23666 2009-03-30 Martin Jambor <mjambor@suse.cz>
23668 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23669 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23670 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23673 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23674 seen_variable_array_ref while also traversing a union.
23676 * tree-inline.c (optimize_inline_calls): Do not call
23677 cgraph_node_remove_callees.
23678 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23679 (pass_remove_cgraph_callee_edges): New variable.
23680 * passes.c (init_optimization_passes): Add
23681 pass_remove_cgraph_callee_edges after early inlining and before all
23682 late intraprocedural passes.
23684 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23686 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23688 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23689 Fix typos in names.
23691 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23693 * combine.c (simplify_comparison): Use have_insn_for.
23694 * dojump.c (do_jump): Likewise.
23696 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23698 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23699 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23700 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23701 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23702 instead of sparc_compare_emitted.
23703 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23704 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23705 instead of sparc_compare_emitted.
23707 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23709 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23710 enter/exit cfglayout mode.
23711 (pass_partition_block): Require it.
23712 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23713 (combine_instructions): Track basic blocks instead of labels.
23714 (update_cfg_for_uncondjump): New.
23715 (try_combine): Use it. Update jumps after rescanning.
23716 (pass_combine): Require PROP_cfglayout.
23717 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23719 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23721 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23722 Provide/destroy PROP_cfglayout respectively.
23723 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23724 * tree-pass.h (PROP_cfglayout): New.
23726 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23728 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23729 fold_convert_const_fixed_from_fixed,
23730 fold_convert_const_fixed_from_int,
23731 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23732 set TREE_CONSTANT_OVERFLOW.
23733 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23734 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23736 2009-03-30 Ira Rosen <irar@il.ibm.com>
23738 * tree-vect-loop-manip.c: New file.
23739 * tree-vectorizer.c: Update documentation and included files.
23740 (vect_loop_location): Make extern.
23741 (rename_use_op): Move to tree-vect-loop-manip.c
23742 (rename_variables_in_bb, rename_variables_in_loop,
23743 slpeel_update_phis_for_duplicate_loop,
23744 slpeel_update_phi_nodes_for_guard1,
23745 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
23746 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
23747 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
23748 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
23749 find_loop_location): Likewise.
23750 (new_stmt_vec_info): Move to tree-vect-stmts.c.
23751 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
23752 get_vectype_for_scalar_type, vect_is_simple_use,
23753 supportable_widening_operation, supportable_narrowing_operation):
23755 (bb_in_loop_p): Move to tree-vect-loop.c.
23756 (new_loop_vec_info, destroy_loop_vec_info,
23757 reduction_code_for_scalar_code, report_vect_op,
23758 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
23759 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
23760 (vect_supportable_dr_alignment): Likewise.
23761 * tree-vectorizer.h (tree-data-ref.h): Include.
23762 (vect_loop_location): Declare.
23763 Reorganize function declarations according to the new file structure.
23764 * tree-vect-loop.c: New file.
23765 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
23766 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
23767 * tree-vect-data-refs.c: New file.
23768 * tree-vect-patterns.c (timevar.h): Don't include.
23769 * tree-vect-stmts.c: New file.
23770 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
23771 tree-vect-slp.c, tree-vect-loop.c.
23772 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
23773 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
23774 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
23775 (tree-vect-analyze.o): Remove.
23776 (tree-vect-transform.o): Likewise.
23777 (tree-vect-data-refs.o): Add rule.
23778 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
23779 tree-vect-slp.o): Likewise.
23780 (tree-vect-patterns.o): Remove redundant dependencies.
23781 (tree-vectorizer.o): Likewise.
23782 * tree-vect-slp.c: New file.
23784 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23786 * optc-gen.awk: Warn if an option flag has multiple different
23789 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
23791 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
23792 -floop-block): Document dependences on PPL, CLooG and Graphite.
23794 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23796 PR rtl-optimization/323
23797 * c-common.c (c_fully_fold, convert_and_check,
23798 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
23799 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
23800 * c-common.def (EXCESS_PRECISION_EXPR): New.
23801 * c-cppbuiltin.c (builtin_define_float_constants): Define
23802 constants with enough digits for long double.
23803 * c-lex.c (interpret_float): Interpret constant with excess
23804 precision where appropriate.
23805 * c-opts.c (c_common_post_options): Set
23806 flag_excess_precision_cmdline. Give an error for
23807 -fexcess-precision=standard for C++ for processors where the
23808 option is significant.
23809 * c-parser.c (c_parser_conditional_expression): Handle excess
23810 precision in condition.
23811 * c-typeck.c (convert_arguments): Handle arguments with excess
23813 (build_unary_op): Move excess precision outside operation.
23814 (build_conditional_expr): Likewise.
23815 (build_compound_expr): Likewise.
23816 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
23817 (build_modify_expr): Handle excess precision in RHS.
23818 (convert_for_assignment): Handle excess precision in converted
23820 (digest_init, output_init_element, process_init_element): Handle
23821 excess precision in initializer.
23822 (c_finish_return): Handle excess precision in return value.
23823 (build_binary_op): Handle excess precision in operands and add
23824 excess precision as needed for operation.
23825 * common.opt (-fexcess-precision=): New option.
23826 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
23827 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
23828 For standard excess precision, output explicit conversion to and
23829 truncation from XFmode.
23830 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
23831 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
23832 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
23833 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
23834 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
23835 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
23836 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
23837 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
23838 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
23839 define_splits, sqrt<mode>2): Disable where appropriate for
23840 standard excess precision.
23841 * convert.c (convert_to_real): Do not shorten arithmetic to type
23842 for which excess precision would be used.
23843 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
23844 * doc/invoke.texi (-fexcess-precision=): Document option.
23845 (-mfpmath=): Correct index entry.
23846 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
23847 flag_excess_precision): New.
23848 * langhooks.c (lhd_post_options): Set
23849 flag_excess_precision_cmdline.
23850 * opts.c (common_handle_option): Handle -fexcess-precision=.
23851 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
23852 init_excess_precision): New.
23853 (lang_dependent_init_target): Call init_excess_precision.
23854 * tree.c (excess_precision_type): New.
23855 * tree.h (excess_precision_type): Declare.
23857 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23860 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23861 non-lvalue to component.
23863 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23865 PR preprocessor/34695
23866 * Makefile.in (c-opts.o): Depend on c-tree.h.
23867 * c-common.c: Move down include of diagnostic.h.
23868 (done_lexing, c_cpp_error): New.
23869 * c-common.h (done_lexing): Declare.
23870 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23872 * c-opts.c: Include c-tree.h.
23873 (c_common_init_options): Set preprocessor error callback.
23874 (c_common_handle_option): Do not set preprocessor
23875 inhibit_warnings, warnings_are_errors, warn_system_headers,
23876 pedantic_errors or inhibit_warnings flags.
23877 (c_common_post_options): Do not check cpp_errors (parse_in).
23878 (c_common_finish): Do not output dependencies if there were
23879 errors. Do not check return value of cpp_finish.
23880 * c-ppoutput.c (pp_file_change): Set input_location.
23881 * c-tree.h (c_cpp_error): Declare.
23882 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23884 (diagnostic_build_prefix): Check override_column.
23885 * diagnostic.h (diagnostic_info): Add override_column field.
23886 (diagnostic_override_column): Define.
23888 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23890 * c-common.c (c_expand_expr, c_staticp): Remove.
23891 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23892 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23893 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23894 * c-gimplify.c (gimplify_compound_literal_expr,
23895 optimize_compound_literals_in_ctor): Remove.
23896 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23897 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23898 * c-semantics.c (emit_local_var): Remove.
23900 * langhooks-def.h (lhd_expand_expr): Remove.
23901 * langhooks.c (lhd_expand_expr): Remove.
23902 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23904 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23905 handling from c-semantics.c; don't call into langhook.
23906 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23907 * gimplify.c (gimplify_compound_literal_expr,
23908 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23909 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23910 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23911 as was done in c-gimplify.c.
23912 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23913 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23914 Move from c-common.h.
23915 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23917 * tree.c (staticp): Do not call langhook.
23918 * langhooks.c (lhd_staticp): Delete.
23919 * langhooks-def.h (lhd_staticp): Delete prototype.
23920 (LANG_HOOKS_STATICP): Delete.
23921 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23923 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23924 instead of DECL_STMTs.
23926 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23934 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23936 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23937 contained expression.
23938 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23939 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23940 conditional expressions for C.
23941 (decl_constant_value_for_optimization): Move from
23942 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23943 whether optimizing and that the expression is a VAR_DECL not of
23944 array type instead of doing such checks in the caller. Do not
23945 check pedantic. Call gcc_unreachable for C++.
23946 * c-common.def (C_MAYBE_CONST_EXPR): New.
23947 * c-common.h (c_fully_fold, c_save_expr,
23948 decl_constant_value_for_optimization): New prototypes.
23949 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23950 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23951 EXPR_INT_CONST_OPERANDS): Define.
23952 * c-convert.c (convert): Strip nops from expression.
23953 * c-decl.c (groktypename): Take extra parameters expr and
23954 expr_const_operands. Update call to grokdeclarator.
23955 (start_decl): Update call to grokdeclarator. Add statement for
23956 expressions used in type of decl.
23957 (grokparm): Update call to grokdeclarator.
23958 (push_parm_decl): Update call to grokdeclarator.
23959 (build_compound_literal): Add parameter non_const and build a
23960 C_MAYBE_COSNT_EXPR if applicable.
23961 (grokdeclarator): Take extra parameters expr and
23962 expr_const_operands. Track expressions used in declaration
23963 specifiers and declarators. Fold array sizes and track whether
23964 they are constant expressions and whether they are integer
23965 constant expressions.
23966 (parser_xref_tag): Set expr and expr_const_operands fields in
23968 (grokfield): Update call to grokdeclarator.
23969 (start_function): Update call to grokdeclarator.
23970 (build_null_declspecs): Set expr and expr_const_operands fields in
23972 (declspecs_add_type): Handle expressions in typeof specifiers.
23973 * c-parser.c (c_parser_declspecs): Set expr and
23974 expr_const_operands fields for declaration specifiers.
23975 (c_parser_enum_specifier): Likewise.
23976 (c_parser_struct_or_union_specifier): Likewise.
23977 (c_parser_typeof_specifier): Likewise. Update call to
23978 groktypename. Fold expression as needed. Return expressions with
23979 type instead of adding statements.
23980 (c_parser_attributes): Update calls to c_parser_expr_list.
23981 (c_parser_statement_after_labels): Fold expression before passing
23982 to objc_build_throw_stmt.
23983 (c_parser_condition): Fold expression.
23984 (c_parser_asm_operands): Fold expression.
23985 (c_parser_conditional_expression): Use c_save_expr. Update call
23986 to build_conditional_expr.
23987 (c_parser_alignof_expression): Update call to groktypename.
23988 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23989 original_code. Fold expression argument of va_arg. Create
23990 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23991 argument to va_arg. Update calls to groktypename. Fold array
23992 index for offsetof. Verify that first argument to
23993 __builtin_choose_expr has integer type.
23994 (c_parser_postfix_expression_after_paren_type): Update calls to
23995 groktypename and build_compound_literal. Handle expressions with
23996 side effects in type name.
23997 (c_parser_postfix_expression_after_primary): Update call to
23998 c_parser_expr_list. Set original_code for calls to
23999 __builtin_constant_p.
24000 (c_parser_expr_list): Take extra parameter fold_p. Fold
24001 expressions if requested.
24002 (c_parser_objc_type_name): Update call to groktypename.
24003 (c_parser_objc_synchronized_statement): Fold expression.
24004 (c_parser_objc_receiver): Fold expression.
24005 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24006 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24007 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24008 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24009 (struct c_typespec): Add elements expr and expr_const_operands.
24010 (struct c_declspecs): Add elements expr and expr_const_operands.
24011 (groktypename, build_conditional_expr, build_compound_literal):
24013 (in_late_binary_op): Declare.
24014 * c-typeck.c (note_integer_operands): New function.
24015 (in_late_binary_op): New variable.
24016 (decl_constant_value_for_broken_optimization): Move to c-common.c
24017 and rename to decl_constant_value_for_optimization.
24018 (default_function_array_conversion): Do not strip nops.
24019 (default_conversion): Do not call
24020 decl_constant_value_for_broken_optimization.
24021 (build_array_ref): Do not fold result.
24022 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24023 result when operand is a VLA.
24024 (c_expr_sizeof_type): Update call to groktypename. Handle
24025 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24026 result when operand names a VLA type.
24027 (build_function_call): Update call to build_compound_literal.
24028 Only fold result for calls to __builtin_* functions. Strip
24029 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24030 the function designator.
24031 (convert_arguments): Fold arguments. Update call to
24032 convert_for_assignment.
24033 (build_unary_op): Handle increment and decrement of
24034 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24035 decrement earlier. Fold operand of increment and decrement.
24036 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24037 built for integer operand. Wrap returns that are INTEGER_CSTs
24038 without being integer constant expressions or that have integer
24039 constant operands without being INTEGER_CSTs.
24040 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24041 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24042 result is an integer constant expression or can be used in
24043 unevaluated parts of one and avoid folding and wrap as
24044 appropriate. Fold operands before possibly doing -Wsign-compare
24046 (build_compound_expr): Wrap result for C99 if operands can be used
24047 in integer constant expressions.
24048 (build_c_cast): Update call to digest_init. Do not ignore
24049 overflow from casting floating-point constants to integers. Wrap
24050 results that could be confused with integer constant expressions,
24051 null pointer constants or floating-point constants.
24052 (c_cast_expr): Update call to groktypename. Handle expressions
24053 included in type name.
24054 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24055 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24056 Update calls to convert_for_assignment.
24057 (convert_for_assignment): Take new parameter
24058 null_pointer_constant. Do not strip nops or call
24059 decl_constant_value_for_broken_optimization. Set
24060 in_late_binary_op for conversions to boolean.
24061 (store_init_value): Update call to digest_init.
24062 (digest_init): Take new parameter null_pointer_constant. Do not
24063 call decl_constant_value_for_broken_optimization. pedwarn for
24064 initializers not constant expressions. Update calls to
24065 convert_for_assignment.
24066 (constructor_nonconst): New.
24067 (struct constructor_stack): Add nonconst element.
24068 (really_start_incremental_init, push_init_level, pop_init_level):
24069 Handle constructor_nonconst and nonconst element.
24070 (set_init_index): Call constant_expression_warning for array
24072 (output_init_element): Fold value. Set constructor_nonconst as
24073 applicable. pedwarn for initializers not constant expressions.
24074 Update call to digest_init. Call constant_expression_warning
24075 where constant initializers are required.
24076 (process_init_element): Use c_save_expr.
24077 (c_finish_goto_ptr): Fold expression.
24078 (c_finish_return): Fold return value. Update call to
24079 convert_for_assignment.
24080 (c_start_case): Fold switch expression.
24081 (c_process_expr_stmt): Fold expression.
24082 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24083 ensure statement expression is not evaluated in constant expression.
24084 (build_binary_op): Track whether results are integer constant
24085 expressions or may occur in such, disable folding and wrap results
24086 as applicable. Fold operands for -Wsign-compare warnings unless
24088 (c_objc_common_truthvalue_conversion): Handle results folded to
24089 integer constants that are not integer constant expressions.
24090 * doc/extend.texi: Document when typeof operands are evaluated,
24091 that condition of __builtin_choose_expr is an integer constant
24092 expression, and more about use of __builtin_constant_p in
24095 2009-03-29 Richard Guenther <rguenther@suse.de>
24097 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24098 propagate addresses of array references.
24100 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24102 * regmove.c (perhaps_ends_bb_p): Remove.
24103 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24104 from INSN and check that the main loop stays within that basic block.
24105 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24106 (regmove_forward_pass): Split out from regmove_optimize. Use
24107 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24108 (regmove_backward_pass): Split out from regmove_optimize. Use
24109 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24110 (regmove_optimize): Simplify.
24112 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24115 * config/i386/i386.c (classify_argument): Ignore flexible array
24116 member in struct and warn ABI change.
24118 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24120 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24122 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24123 (ix86_adjust_cost): Updated.
24125 2009-03-29 Jan Hubicka <jh@suse.cz>
24127 PR middle-end/28850
24128 * tree-pass.h (pass_cleanup_eh): New function.
24129 (remove_unreachable_regions): Break code handling RTL
24130 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24131 that can not be reached by runtime.
24132 (can_be_reached_by_runtime): New function.
24133 (label_to_region_map): New function.
24134 (num_eh_regions): New function.
24135 (rtl_remove_unreachable_regions): New function.
24136 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24137 (remove_eh_region): New function.
24138 * except.h: Include sbitmap and vecprim.
24139 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24140 num_eh_regions): Declare.
24141 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24142 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24143 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24144 (tree_empty_eh_handler_p): New function.
24145 (cleanup_empty_eh): New function.
24146 (cleanup_eh): New function.
24147 (pass_cleanup_eh): New function.
24149 2009-03-29 Jan Hubicka <jh@suse.cz>
24151 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24152 for removed regions.
24154 2009-03-29 Jan Hubicka <jh@suse.cz>
24156 * except.c (dump_eh_tree): Dump all datastructures.
24158 2009-03-29 Jan Hubicka <jh@suse.cz>
24160 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24161 (duplicate_eh_regions_1): Likewise.
24162 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24163 vector; call EH verification.
24164 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24165 Be ready for region being removed.
24167 2009-03-29 Jan Hubicka <jh@suse.cz>
24169 * bitmap.c (bitmap_last_set_bit): New function.
24170 * bitmap.h (bitmap_last_set_bit): Declare.
24172 2009-03-29 David Ayers <ayers@fsfe.org>
24175 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24176 by calling objc_compare_types and surpress warnings about
24177 incompatible C pointers that are compatible ObjC pointers.
24179 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24181 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24182 call initialize_inline_failed.
24183 (initialize_inline_failed): Move it from here ...
24184 * cgraph.c (initialize_inline_failed): ... to here.
24185 (cgraph_create_edge): Call initialize_inline_failed rather than
24186 setting inline_failed directly.
24188 2009-03-29 Ben Elliston <bje@au.ibm.com>
24191 * sysv4.opt (msdata): Improve comment.
24192 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24193 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24195 2009-03-29 Ben Elliston <bje@au.ibm.com>
24198 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24199 load and store attributes.
24201 2009-03-29 Ben Elliston <bje@au.ibm.com>
24203 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24204 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24205 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24206 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24207 __builtin_infq and __builtin_huge_valq.
24209 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24211 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24213 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24214 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24216 2009-03-28 Xinliang David Li <davidxl@google.com>
24218 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24219 (do_dbg_cnt): New function.
24221 2009-03-28 Jan Hubicka <jh@suse.cz>
24223 Merge from pretty-ipa:
24225 2009-03-27 Jan Hubicka <jh@suse.cz>
24227 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24228 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24229 * passes.c (function_called_by_processed_nodes_p): New.
24230 * ipa-pure-const.c (check_call): Fix handling of operands.
24231 (analyze_function): Dump debug output for skipped bodies.
24232 (local_pure_const): Use function_called_by_processed_nodes_p.
24233 * dwarf2out.c (reference_to_unused): Use output.
24234 * passes.c (do_per_function_toporder): Likewise.
24236 2008-11-12 Jan Hubicka <jh@suse.cz>
24238 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24239 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24240 state_set_in_source enum
24241 (check_decl): Ignore memory tags; do not set fake looping flags;
24243 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24244 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24245 (check_call, analyze_function): Rewrite.
24247 (add_new_function): Update call of analyze_function.
24248 (generate_summary): Add call of analyze_function.
24249 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24250 (local_pure_const): New function.
24251 (pass_local_pure_const): New pass.
24252 * ipa-inline.c (inline_transform): Set after_inlining.
24253 * tree-eh.c (stmt_can_throw_external): New.
24254 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24255 work with aliasing built.
24256 * tree-flow.h (stmt_can_throw_external): New.
24257 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24258 and local pure/const pass in early and late optimization queue.
24260 2009-03-28 Martin Jambor <mjambor@suse.cz>
24262 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24264 (fold_binary): Allow function decl aligment consideration is the
24265 second argument is integer constant one.
24266 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24267 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24268 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24270 2009-03-28 Jan Hubicka <jh@suse.cz>
24272 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24273 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24274 * function.h (rtl_data): Add nothrow flag.
24275 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24276 set DECL_NOTHROW for AVAILABLE functions.
24278 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24280 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24281 following vector keyword has expansion starting with pixel or bool
24282 keyword, expand vector to __vector and pixel or bool to __pixel or
24286 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24287 warn_if_disallowed_function_p): Removed.
24288 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24289 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24290 warning_if_disallowed_function_p.
24291 * flags.h (warn_if_disallowed_function_p,
24292 warn_disallowed_functions): Removed.
24293 * common.opt (Wdisallowed-function-list=): Removed.
24294 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24296 2009-03-28 Richard Guenther <rguenther@suse.de>
24298 PR tree-optimization/38723
24299 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24302 2009-03-28 Jan Hubicka <jh@suse.cz>
24304 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24305 test introduced by my previous patch.
24307 2009-03-28 Richard Guenther <rguenther@suse.de>
24309 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24310 the PHIs value undefined.
24312 2009-03-28 Jan Hubicka <jh@suse.cz>
24314 * tree-pass.h (pass_fixup_cfg): New pass.
24315 * ipa-inline.c (inline_transform): Set
24316 always_inline_functions_inlined/after_inlining.
24317 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24318 (pass_fixup_cfg): New pass.
24319 * passes.c (init_optimization_passes): Add fixup_cfg.
24321 2009-03-28 Richard Guenther <rguenther@suse.de>
24323 PR tree-optimization/38458
24324 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24325 argument use the arguments copy-of value.
24327 2009-03-28 Richard Guenther <rguenther@suse.de>
24329 PR tree-optimization/38180
24330 * tree-ssa-ccp.c (get_default_value): Simplify.
24331 (likely_value): Likewise.
24332 (surely_varying_stmt_p): Properly handle VOP case.
24333 (ccp_initialize): Likewise.
24334 (ccp_fold): Handle propagating through *&.
24335 (fold_const_aggregate_ref): Also handle decls.
24337 2009-03-28 Jan Hubicka <jh@suse.cz>
24339 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24340 * cgraph.h (cgraph_node): Likewise.
24341 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24342 (cgraph_reset_node): Use process flag.
24343 (cgraph_mark_functions_to_output): Likewise.
24344 (cgraph_expand_function): Likewise.
24345 (cgraph_expand_all_functions): Likewise.
24346 (cgraph_output_in_order): Likewise.
24347 * dwarf2out.c (reference_to_unused): Likewise.
24348 * passes.c do_per_function_toporder): Likewise.
24350 2009-03-28 Jan Hubicka <jh@suse.cz>
24352 Bring from lto-branch:
24354 2008-09-03 Doug Kwan <dougkwan@google.com>
24356 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24357 enums instead of reason strings.
24358 * cgraph.c (cgraph_create_edge): Same.
24359 (cgraph_inline_failed_string): New function.
24360 * cgraph.h (cgraph_inline_failed_t): New enum type.
24361 (cgraph_inline_failed_string): New prototype.
24362 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24363 char pointer to cgraph_inline_failed_t.
24364 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24365 (cgraph_default_inline_p): Ditto.
24366 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24367 to cgraph_inline_failed_t pointer.
24368 * cif-code.def: New file.
24369 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24371 (cgraph_check_inline_limits): Change type of REASON to pointer to
24372 cgraph_inline_failed_t. Replace reason strings with enums.
24373 (cgraph_default_inline_p): Ditto.
24374 (cgraph_recursive_inlining_p): Ditto.
24375 (update_caller_keys): Change type of FAILED_REASON to
24376 cgraph_inline_failed_t.
24377 (cgraph_set_inline_failed): Change type of REASON to pointer to
24378 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24379 convert enums to strings for text output.
24380 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24381 to be of type cgraph_inline_failed_t. Replace reason strings with
24382 enums. Call cgraph_inline_failed_string to covert enums
24383 to strings for text output.
24384 (cgraph_decide_inlining): Replace reason strings with enums.
24385 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24386 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24388 * tree-inline.c (expand_call_inline): Change type of REASON
24389 to cgraph_inline_failed_t. Replace reason strings with enums.
24390 Call cgraph_inline_failed_string for text output.
24391 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24394 2009-03-28 Jan Hubicka <jh@suse.cz>
24396 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24397 cgraph_clone_node): Remove master clone handling.
24398 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24399 * cgraph.h (master_clone): Remove.
24400 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24401 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24402 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24404 2009-03-28 Jan Hubicka <jh@suse.cz>
24406 * cgraph.c (cgraph_function_body_availability): Functions declared
24407 inline are always safe to assume that it is not going to be replaced.
24409 2009-03-28 Richard Guenther <rguenther@suse.de>
24411 PR tree-optimization/38513
24412 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24413 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24414 EXC_PTR_EXPR and FILTER_EXPR.
24415 (get_ref_from_reference_ops): Likewise.
24417 2009-03-28 Richard Guenther <rguenther@suse.de>
24419 PR tree-optimization/38968
24420 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24421 Use FLOOR_MOD_EXPR to compute misalignment.
24423 2009-03-28 Richard Guenther <rguenther@suse.de>
24425 PR tree-optimization/37795
24426 * tree.h (combine_comparisons): Declare.
24427 * fold-const.c (combine_comparisons): Export.
24428 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24430 (ifcombine_iforif): Use combine_comparisons.
24432 2009-03-28 Jan Hubicka <jh@suse.cz>
24434 * tree-eh.c (inlinable_call_p): New function.
24435 (make_eh_edges): Use it.
24436 (verify_eh_edges): Use it.
24437 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24438 * except.c (reachable_next_level): Add inlinable_function argument
24439 (sjlj_find_directly_reachable_regions): Update.
24440 (add_reachable_handler): Do not set saw_any_handlers.
24441 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24442 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24443 Add new inlinable call parameter.
24444 (can_throw_internal, can_throw_external): Update.
24445 * except.h (can_throw_internal_1, can_throw_external_1,
24446 foreach_reachable_handler): Update declaration.
24448 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24450 * config/arm/t-arm-coff, config/h8300/coff.h,
24451 config/i386/i386-aout.h, config/i386/i386-coff.h,
24452 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24453 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24454 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24455 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24456 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24457 sys-types.h: Remove.
24458 * Makefile.in: Remove protoize and fixproto support and references
24460 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24461 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24463 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24464 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24465 unprotoize$(exeext).
24466 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24467 (.PHONY): Don't depend on proto.
24468 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24469 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24470 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24471 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24472 build/gen-protos.o, build/scan.o, xsys-protos.h,
24473 build/fix-header$(build_exeext), build/fix-header.o,
24474 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24475 stmp-install-fixproto): Remove.
24476 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24477 SYSCALLS.c or fixproto files.
24478 (install-common): Don't install protoize.
24479 (install-headers-tar, install-headers-cpio, install-headers-cp):
24480 Don't depend on $(STMP_FIXPROTO).
24481 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24482 install fixproto files or write out fixproto settings.
24483 (uninstall): Don't uninstall protoize.
24484 * config.gcc (use_fixproto): Remove.
24485 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24486 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24487 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24488 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24489 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24490 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24491 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24492 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24493 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24494 * config/t-vxworks (STMP_FIXPROTO): Remove.
24495 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24496 STMP_FIXPROTO): Remove.
24497 * config.in, configure: Regenerate.
24498 * crtstuff.c (gid_t, uid_t): Don't undefine.
24499 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24500 (arm-*-coff, arm-*-aout: Remove target entries.
24501 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24502 Remove mention of AIX 4.1.
24503 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24504 * doc/invoke.texi (Running Protoize): Remove.
24505 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24506 (Protoize Caveats): Remove.
24507 * tsystem.h: Update comments on headers assumed to exist.
24509 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24511 * genautomata.c: Add a new year to the copyright. Add a new
24513 (struct insn_reserv_decl): Add comments for member bypass_list.
24514 (find_bypass): Remove.
24515 (insert_bypass): New.
24516 (process_decls): Use insert_bypass.
24517 (output_internal_insn_latency_func): Output all bypasses with the
24518 same input insn in one switch case.
24520 * rtl.def (define_bypass): Describe bypass choice.
24521 * doc/md.texi (define_bypass): Ditto.
24523 2009-03-27 Richard Guenther <rguenther@suse.de>
24525 * gimplify.c (mark_addressable): Export.
24526 * tree-flow.h (mark_addressable): Declare.
24527 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24528 * tree-ssa.c (verify_phi_args): Verify that address taken
24529 variables have TREE_ADDRESSABLE set.
24531 2009-03-27 Richard Guenther <rguenther@suse.de>
24533 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24534 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24535 Do not mark decls TREE_ADDRESSABLE.
24536 (build_fold_addr_expr): Adjust.
24537 (fold_addr_expr): Remove.
24538 (fold_unary): Use build_fold_addr_expr.
24539 (fold_comparison): Likewise.
24540 (split_address_to_core_and_offset): Likewise.
24541 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24543 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24544 (gimplify_modify_expr_to_memcpy): Mark source and destination
24546 * omp-low.c (create_omp_child_function): Mark the object decl
24548 (lower_rec_input_clauses): Mark the var we take the address of
24550 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24552 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24554 PR middle-end/39315
24555 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24556 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24558 2009-03-27 Richard Guenther <rguenther@suse.de>
24560 PR tree-optimization/39120
24561 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24563 (handle_lhs_call): Process return constraints. Add escape
24564 constraints if necessary.
24565 (handle_const_call): Fill out return constraints. Make nested
24566 case more precise. Avoid consttmp if possible.
24567 (handle_pure_call): Fill out return constraints. Avoid
24568 callused if possible.
24569 (find_func_aliases): Simplify call handling.
24571 2009-03-27 Richard Guenther <rguenther@suse.de>
24573 PR tree-optimization/39120
24574 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24575 as a representative.
24576 (solve_graph): Do propagate CALLUSED.
24577 (handle_pure_call): Use a scalar constraint from CALLUSED for
24579 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24582 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24585 * c-common.c (handle_aligned_attribute): Properly check alignment
24586 overflow. Use (1U << i) instead of (1 << i).
24588 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24590 * expr.h (get_mem_align_offset): Updated.
24592 * tree.h (tree_decl_common): Change align to "unsigned int" and
24593 move it before pointer_alias_set.
24595 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24596 Jakub Jelinek <jakub@redhat.com>
24599 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24600 gr_register_operand with gr_reg_or_0_operand.
24601 (cmpxchg_rel_di): Likewise.
24602 (sync_lock_test_and_set<mode>): Likewise.
24604 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24606 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24607 (true_regnum): Likewise.
24609 * rtlanal.c (subreg_info): Moved to ...
24610 * rtl.h (subreg_info): Here. New.
24611 (subreg_get_info): New.
24613 * rtlanal.c (subreg_get_info): Make it extern.
24615 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24618 * config/i386/i386.c (ix86_abi): New.
24619 (override_options): Handle -mabi=.
24620 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24621 (ix86_call_abi_override): Likewise.
24622 (init_cumulative_args): Likewise.
24623 (function_arg_advance): Likewise.
24624 (function_arg_64): Likewise.
24625 (function_arg): Likewise.
24626 (ix86_pass_by_reference): Likewise.
24627 (ix86_function_value_regno_p): Likewise.
24628 (ix86_build_builtin_va_list_abi): Likewise.
24629 (setup_incoming_varargs_64): Likewise.
24630 (is_va_list_char_pointer): Likewise.
24631 (ix86_init_machine_status): Likewise.
24632 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24633 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24634 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24635 (ix86_function_abi): Make it static and return enum calling_abi.
24636 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24638 (ix86_fn_abi_va_list): Updated.
24640 * config/i386/i386.h (ix86_abi): New.
24641 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24642 (CONDITIONAL_REGISTER_USAGE): Likewise.
24643 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24644 (machine_function): Likewise.
24646 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24648 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24649 (STACK_BOUNDARY): Likewise.
24650 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24652 * config/i386/i386.opt (mabi=): New.
24654 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24655 return enum calling_abi.
24656 (ix86_function_type_abi): Likewise.
24657 (ix86_function_abi): Removed.
24659 * doc/invoke.texi: Document -mabi= option for x86.
24661 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24663 * builtins.c (real_dconstp): Delete.
24664 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24666 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24667 Jakub Jelinek <jakub@redhat.com>
24670 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24671 (gen_subprogram_die): When a function is explicit, generate the
24672 DW_AT_explicit attribute.
24673 * langhooks.h (struct lang_hooks_for_decls): Add
24674 function_decl_explicit_p langhook.
24675 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24676 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24678 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24680 * builtins.c (fold_builtin_memory_op): Optimize memmove
24681 into memcpy if we can prove source and destination don't overlap.
24683 * tree-inline.c: Include gt-tree-inline.h.
24684 (clone_fn_id_num): New variable.
24685 (clone_function_name): New function.
24686 (tree_function_versioning): Use it.
24687 * Makefile.in (GTFILES): Add tree-inline.c.
24689 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24691 * BASE-VER: Change to 4.5.0.
24693 2009-03-27 Xinliang David Li <davidxl@google.com>
24695 PR tree-optimization/39557
24696 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24698 2009-03-27 Xinliang David Li <davidxl@google.com>
24700 PR tree-optimization/39548
24701 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24704 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24706 * c-common.c (pointer_int_sum): Use %wd on return from
24709 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24711 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24712 on return from tree_low_cst.
24714 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24717 * ginclude/stdarg.h (va_copy): Define also for
24718 __GXX_EXPERIMENTAL_CXX0X__.
24720 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24723 * builtins.h (c_strlen): Do not warn here.
24724 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24725 * c-common.c (pointer_int_sum): Take an explicit location.
24726 Warn about offsets out of bounds.
24727 * c-common.h (pointer_int_sum): Adjust declaration.
24729 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24731 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24734 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24737 * opts.c (warn_if_disallowed_function_p): Don't assume
24738 get_callee_fndecl must return non-NULL.
24740 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24742 PR rtl-optimization/39522
24743 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
24744 when reg_reloaded_valid is set.
24746 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24748 * config/spu/divv2df3.c: New file.
24749 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
24750 (DPBIT_FUNCS): Filter out _div_df.
24752 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
24754 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
24755 a jump insn, count that jump in the distance to the loop start.
24757 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
24760 * config/sh/sh.c (calc_live_regs): Fix condition for global
24761 registers except PIC_OFFSET_TABLE_REGNUM.
24763 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
24766 * doc/invoke.texi (-mconsole): New.
24768 (-mno-cygwin): New.
24770 (-mnop-fun-dllimport): New.
24774 (sub section "i386 and x86-64 Windows Options"): New.
24776 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
24778 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
24779 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
24781 2009-03-25 Richard Guenther <rguenther@suse.de>
24783 PR middle-end/39497
24784 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
24787 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
24789 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
24790 neither of haifa/selective schedulers are working.
24792 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24794 * doc/invoke.texi (Debugging Options): Fix description of
24795 -fno-merge-debug-strings.
24797 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
24799 * config/cris/libgcc.ver: New version-script.
24800 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
24802 * configure.ac <GAS features, nop mnemonic>: Add pattern
24803 crisv32-*-* for "nop".
24804 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
24805 * configure: Regenerate.
24807 2009-03-24 Ira Rosen <irar@il.ibm.com>
24809 PR tree-optimization/39529
24810 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
24811 mark_sym_for_renaming for the tag copied to the new vector
24814 2009-03-24 Arthur Loiret <aloiret@debian.org>
24816 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
24817 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
24818 EXTRA_SPEC_FUNCTIONS.
24819 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
24820 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
24821 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
24822 -march and -mtune options.
24824 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
24826 * config/m68k/t-rtems: Add m5329 multilib.
24828 2009-03-24 Dodji Seketeli <dodji@redhat.com>
24829 Jakub Jelinek <jakub@redhat.com>
24832 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
24835 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24838 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
24839 instead of c_parser_expression_conv, if original_code isn't one of the
24840 4 allowed comparison codes, fail.
24842 2009-03-23 Richard Guenther <rguenther@suse.de>
24844 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
24845 * tree.h (struct tree_type): Likewise.
24846 * reload.h (struct insn_chain): Likewise.
24847 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
24848 * function.h (struct function): Likewise.
24849 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
24851 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24853 PR tree-optimization/39516
24854 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
24856 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
24858 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
24859 should be set true if BITS_PER_WORD of target is bigger than 32
24861 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24863 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24864 Translate -B-options to -rpath-link. Correct existing
24865 rpath-link and conditionalize on !nostdlib.
24867 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24869 * doc/extend.texi (Function Attributes, Variable Attributes):
24871 * doc/invoke.texi (Debugging Options, Optimize Options)
24872 (i386 and x86-64 Options, MCore Options): Likewise.
24874 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24877 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24878 it for block local namespace aliases.
24879 (gen_decl_die): Pass context_die to gen_namespace_die.
24881 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24884 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24885 minimum or maximum value.
24887 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24889 * reginfo.c (globalize_reg): Recompute derived reg sets.
24891 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24894 * libgcc2.c (mprotect): Do not use signed arguments for
24895 VirtualProtect, use DWORD arguments. Also fix the 'may
24896 be used uninitialized' warning for the np variable.
24898 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24901 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24902 functions using regparm calling conventions when not optimizing.
24903 (ix86_function_sseregparm): Similarly for sseregparm calling
24906 2009-03-19 Li Feng <nemokingdom@gmail.com>
24908 PR middle-end/39500
24909 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24910 dependence if the first conflict is after niter iterations.
24912 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24914 PR middle-end/38609
24915 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24916 functions with dynamic stack-pointer adjustments.
24918 2009-03-19 Ben Elliston <bje@au.ibm.com>
24920 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24921 option; change to -msdata=data.
24923 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24925 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24928 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24931 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24933 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24935 * doc/invoke.texi (Code Gen Options): Expand discussion of
24938 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24940 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24941 * matrix-reorg.c (struct matrix_info): Likewise.
24942 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24943 * rtl.h (struct mem_attrs): Likewise.
24944 * df.h (struct df): Likewise.
24945 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24946 * ira-int.h (struct ira_allocno): Likewise.
24947 * df-scan.c (struct df_collection_rec): Likewise.
24948 * ira.c (struct equivalence): Likewise.
24949 * function.c (struct temp_slot): Likewise.
24950 * cfgloop.h (struct loop): Likewise.
24953 * function.c (use_register_for_decl): When not optimizing, disregard
24954 register keyword for variables with types containing methods.
24956 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24958 PR middle-end/39447
24959 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24960 (is_simple_operand): Call contains_component_ref_p before calling data
24961 reference analysis that would fail on COMPONENT_REFs.
24963 * tree-vrp.c (search_for_addr_array): Fix formatting.
24965 2009-03-18 Richard Guenther <rguenther@suse.de>
24967 * tree-vect-transform.c (vect_loop_versioning): Fold the
24968 generated comparisons.
24969 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24970 (slpeel_tree_peel_loop_to_edge): Likewise.
24972 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24974 PR middle-end/37805
24975 * opts.c (print_specific_help): In addition to `undocumented',
24976 accept `separate' and `joined' flags if passed alone. Describe
24977 output by the first matched one of those.
24978 (common_handle_option): Skip over empty strings.
24979 * gcc.c (display_help): Fix help string for `--help='.
24980 * doc/invoke.texi (Option Summary, Overall Options): With
24981 `--help=', classes and qualifiers can both be repeated, but
24982 only the latter can be negated. One should not pass only
24983 negated qualifiers. Fix markup and examples.
24986 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24987 PR middle-end/37805
24988 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24989 and -fhelp=separate.
24991 2009-03-17 Jing Yu <jingyu@google.com>
24993 PR middle-end/39378
24994 * function.h (struct rtl_data): Move is_thunk from here...
24995 (struct function): ...to here.
24996 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
24997 * varasm.c (assemble_start_function): Change is_thunk from crtl to
24999 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25001 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25002 (alpha_output_function_end_prologue): Likewise.
25003 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25004 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25005 (rs6000_output_function_epilogue): Likewise.
25006 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25008 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25011 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25012 from different units in a single alternative.
25013 (*truncdfsf_i387): Ditto.
25014 (*truncxfsf2_mixed): Ditto.
25015 (*truncxfdf2_mixed): Ditto.
25017 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25019 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25020 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25023 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25024 unused non-artificial variables when not optimizing.
25027 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25028 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25029 NAMESPACE_DECL in its DECL_INITIAL.
25031 PR middle-end/39443
25032 * optabs.c (set_user_assembler_libfunc): New function.
25033 * expr.h (set_user_assembler_libfunc): New prototype.
25034 * c-common.c: Include libfuncs.h.
25035 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25036 for memcmp, memset, memcpy, memmove and abort.
25037 * Makefile.in (c-common.o): Depend on libfuncs.h.
25040 * dwarf2out.c (gen_inlined_enumeration_type_die,
25041 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25042 gen_tagged_type_instantiation_die): Removed.
25043 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25046 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25049 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25051 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25052 (check-parallel-%): Ditto.
25053 (check-consistency): Ditto.
25055 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25057 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25058 local variable rhs by NULL_TREE.
25060 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25063 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25065 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25068 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25070 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25073 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25074 for ms->sysv ABI calls only in 64bit mode.
25076 * config/i386/i386.md (untyped_call): Support 32bit.
25078 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25080 * doc/extend.texi: Replace x86_65 with x86_64.
25082 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25084 PR tree-optimization/39455
25085 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25086 mismatches for POINTER_TYPE_P (type).
25087 (number_of_iterations_le): Likewise.
25089 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25091 * config/picochip/picochip.c: Removed profiling support.
25092 * config/picochip/picochip.md: Removed profiling instruction.
25093 * config/picochip/picochip.h: Removed profiling builtin.
25095 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25097 * doc/install.texi (--with-host-libstdcxx): Document.
25099 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25102 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25103 generate a warning if the function name does not begin with
25104 "__vector" and the function has either the 'signal' or 'interrupt'
25105 attribute, from here to ...
25106 (avr_declare_function_name): ...here. New function.
25107 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25108 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25110 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25113 * cse.c (fold_rtx): Don't modify original const_arg1 when
25114 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25115 separate variable instead.
25116 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25117 from out of range shift counts.
25118 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25120 2009-03-13 Catherine Moore <clm@codesourcery.com>
25122 * config/i386/x-mingw32 (host-mingw32.o): Replace
25123 diagnostic.h with $(DIAGNOSTIC_H).
25125 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25128 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25130 * config/i386/sync.md (sync_compare_and_swap<mode>,
25131 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25132 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25134 (sync_double_compare_and_swapdi_pic,
25135 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25136 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25138 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25141 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25143 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25146 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25147 (avx_addsubv4df3): Likewise.
25148 (*avx_addsubv4sf3): Likewise.
25149 (sse3_addsubv4sf3): Likewise.
25151 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25154 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25156 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25159 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25160 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25161 registers for allocnos created from user-defined variables.
25163 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25166 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25167 of non-integer mode as well.
25169 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25171 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25172 for functions for which the parameter types are unknown.
25174 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25177 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25178 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25179 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25180 * config/i386/i386.c (ix86_local_alignment): For
25181 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25182 long long variables on the stack to avoid dynamic realignment.
25183 Allow the first argument to be a decl rather than type.
25184 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25186 2009-03-11 Nick Clifton <nickc@redhat.com>
25189 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25191 Add description to mno-lsim option.
25192 * config/mcore/mcore.h: Remove comment about deprecated m4align
25194 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25195 * doc/invoke.texi: Add description of mno-lsim and
25196 mstack-increment options.
25198 * config/fr30/fr30.opt: Document the -mno-lsim option.
25199 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25200 and -mno-lsim options.
25202 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25204 * fold-const.c (fold_comparison): Only call fold_inf_compare
25205 if the mode supports infinities.
25207 2009-03-11 Jason Merrill <jason@redhat.com>
25210 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25211 end already did. Notice GIMPLE_CALL modifications of the result.
25212 Don't copy debug information from an ignored decl or a decl from
25215 2009-03-10 Richard Guenther <rguenther@suse.de>
25216 Nathan Froyd <froydnj@codesourcery.com>
25218 PR middle-end/37850
25219 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25220 (__divMODE3): Likewise.
25222 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25224 PR tree-optimization/39394
25225 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25226 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25228 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25230 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25231 inline asms for register asm ("") declarations.
25233 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25235 * fold-const.c (fold_unary): Fix comment.
25237 2009-03-07 Jan Hubicka <jh@suse.cz>
25240 * tree-inline.c (setup_one_parameter): Do replacement of const
25241 argument by constant in SSA form.
25243 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25245 PR middle-end/38028
25246 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25247 determine alignment passed to assign_stack_local.
25248 (assign_parms_unsplit_complex): Likewise.
25249 * except.c (sjlj_build_landing_pads): Likewise.
25251 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25253 PR middle-end/39360
25254 * tree-flow.h (add_referenced_var): Return bool instead of void.
25255 * tree-dfa.c (add_referenced_var): Return result of
25256 referenced_var_check_and_insert call.
25257 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25258 of referenced_var_check_and_insert.
25261 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25262 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25263 DIE, don't emit it if abstract origin already has it.
25264 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25265 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25267 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25269 * genpreds.c (needs_variable): Fix parentheses at variable name
25271 (write_tm_constrs_h): Indent generated code.
25273 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25275 * doc/extend.texi (Function Attributes): Add documentation
25276 for isr attributes.
25278 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25281 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25282 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25284 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25286 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25289 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25292 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25293 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25295 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25297 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25298 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25299 constants instead of magic numbers.
25300 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25302 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25303 (x86_64_ms_abi_int_parameter_registers): Ditto.
25304 (x86_64_int_return_registers): Ditto.
25305 (ix86_maybe_switch_abi): Ditto.
25306 (ix86_expand_call): Ditto for clobbered_registers array.
25307 (ix86_hard_regno_mode_ok): Ditto.
25308 (x86_extended_QIreg_mentioned_p): Ditto.
25310 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25312 PR tree-optimization/39349
25313 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25315 * combine.c (gen_lowpart_for_combine): Use omode when generating
25318 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25320 PR rtl-optimization/39235
25321 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25323 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25325 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25327 2009-03-04 Richard Guenther <rguenther@suse.de>
25329 PR tree-optimization/39362
25330 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25331 that occur in abnormal PHIs should be varying.
25333 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25335 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25337 (simple_iv): Take loop as an argument instead of statement.
25338 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25339 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25341 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25343 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25344 * matrix-reorg.c (analyze_transpose): Ditto.
25345 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25346 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25347 * tree-predcom.c (ref_at_iteration): Ditto.
25348 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25350 2009-03-04 Richard Guenther <rguenther@suse.de>
25352 PR tree-optimization/39358
25353 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25354 escaped_id and callused_id.
25355 (solve_graph): Likewise.
25357 2009-03-04 Richard Guenther <rguenther@suse.de>
25359 PR tree-optimization/39339
25360 * tree-sra.c (try_instantiate_multiple_fields): Make it
25361 no longer ICE on the above.
25363 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25365 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25366 that fits within Pmode.
25368 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25370 PR middle-end/10109
25371 * tm.texi (LIBCALL_VALUE): Update description.
25373 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25375 PR middle-end/34443
25376 * doc/extend.texi (section): Update description.
25378 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25380 PR middle-end/39345
25381 * tree-inline.c (remapped_type): New.
25382 (can_be_nonlocal): Call remapped_type instead of remap_type.
25384 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25387 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25388 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25390 2009-03-03 Richard Guenther <rguenther@suse.de>
25392 PR middle-end/39272
25393 * tree.c (tree_nonartificial_location): New function.
25394 * tree.h (tree_nonartificial_location): Declare.
25395 * builtins.c (expand_builtin_memory_chk): Provide location
25396 of the call location for artificial function pieces.
25397 (maybe_emit_chk_warning): Likewise.
25398 (maybe_emit_sprintf_chk_warning): Likewise.
25399 (maybe_emit_free_warning): Likewise.
25400 * expr.c (expand_expr_real_1): Likewise.
25402 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25404 PR tree-optimization/39343
25405 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25406 COMPONENT_REF t has ARRAY_TYPE.
25408 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25410 PR middle-end/39335
25411 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25412 when the type precision of the induction variable should be
25413 larger than the type precision of nit.
25414 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25415 * graphite.c (graphite_loop_normal_form): Same.
25416 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25418 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25420 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25421 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25422 numbers to describe clobbered registers.
25423 (*call_value_0_rex64_ms_sysv): Ditto.
25424 * config/i386/mmx.md (mmx_emms): Ditto.
25425 (mmx_femms): Ditto.
25427 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25429 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25432 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25434 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25435 (spu_section_type_flags): New function.
25437 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25439 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25440 reg_class_contents of FLOAT_REGS into a temporary.
25442 2009-03-02 Richard Guenther <rguenther@suse.de>
25443 Ira Rosen <irar@il.ibm.com>
25445 PR tree-optimization/39318
25446 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25447 information to the vectorized statement.
25449 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25451 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25452 variable. Use defined names instead of magic constants for REX SSE
25455 2009-03-01 Richard Guenther <rguenther@suse.de>
25457 PR tree-optimization/39331
25458 * omp-low.c (lower_send_shared_vars): Do not receive new
25459 values for the reference of DECL_BY_REFERENCE parms or results.
25461 2009-03-01 Jan Hubicka <jh@suse.cz>
25464 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25465 BLOCK_NONLOCALIZED_VAR): New macros.
25466 (tree_block): Add nonlocalized_vars.
25467 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25468 gen_decl_die): Add origin argument. Allow generation of die with
25469 origin at hand only.
25470 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25471 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25473 (gen_block_die): Fix checking for unused blocks.
25474 (process_scope_var): Break out from .... ; work with origins only.
25475 (decls_for_scope) ... here; process nonlocalized list.
25476 (dwarf2out_ignore_block): Look for nonlocalized vars.
25477 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25479 (dump_scope_block): Dump them.
25480 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25481 (remap_block): Likewise.
25482 (can_be_nonlocal): New predicate.
25483 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25485 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25487 * configure: Regenerate.
25489 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25491 * optc-gen.awk: No need to duplicate option flags twice.
25492 Reuse help texts for duplicate options which do not have any.
25494 * gcc.c (display_help): Document --version.
25496 * gcc.c (main): If print_help_list and verbose_flag, ensure
25497 driver output comes before subprocess output.
25499 * optc-gen.awk: Assign all remaining fields to help string,
25500 space-separated, for multi-line help in *.opt.
25502 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25503 -Wno-pedantic-ms-format is for MinGW targets only.
25505 * doc/options.texi (Option file format): Fix bad indentation,
25506 restoring dropped sentence.
25508 2009-02-28 Jan Hubicka <jh@suse.cz>
25510 * tree-inline.c (tree_function_versioning): Output debug info.
25512 2009-02-28 Jan Hubicka <jh@suse.cz>
25515 * tree-inline.c (setup_one_parameter): Do not copy propagate
25516 arguments when not optimizing.
25518 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25521 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25522 (avx_addsubv4df3): Likewise.
25523 (*avx_addsubv4sf3): Likewise.
25524 (sse3_addsubv4sf3): Likewise.
25525 (*avx_addsubv2df3): Likewise.
25526 (sse3_addsubv2df3): Likewise.
25527 (avx_unpckhps256): Correct item selectors.
25528 (avx_unpcklps256): Likewise.
25529 (avx_unpckhpd256): Likewise.
25530 (avx_unpcklpd256): Likewise.
25532 2009-02-28 Jan Hubicka <jh@suse.cz>
25534 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25536 (copy_arguments_for_versioning): If var is declared don't declare it.
25537 (tree_function_versioning): First setup substitutions and then copy
25540 2009-02-27 Jan Hubicka <jh@suse.cz>
25543 * cgraph.h (varpool_output_debug_info): Remove.
25544 * cgraphunit.c (varpool_output_debug_info): Remove.
25545 * dwarf2out.c (deferred_locations_struct): New struct
25546 (deferred_locations): New type.
25547 (deferred_locations_list): New static var.
25548 (deffer_location): New function.
25549 (gen_variable_die): Use it.
25550 (decls_for_scope): Output info on local static vars.
25551 (dwarf2out_finish): Process deferred locations.
25552 * varpool.c (varpool_output_debug_info): Remove.
25554 2009-02-27 Jan Hubicka <jh@suse.cz>
25557 * tree.h (TREE_PROTECTED): Fix comment.
25558 (BLOCK_HANDLER_BLOCK): Remove.
25559 (struct tree_block): Remove handler_block add body_block.
25560 (inlined_function_outer_scope_p): New.
25561 (is_body_block): Remove.
25562 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25563 * dwarf2out.c (is_inlined_entry_point): Remove.
25564 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25565 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25567 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25568 * gimplify.c (gimplify_expr): Gimplify body blocks.
25569 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25570 block with multiple subblocks.
25571 (dump_scope_block): Prettier output; dump more flags and info.
25572 (dump_scope_blocks): New.
25573 (remove_unused_locals): Use dump_scope_blocks.
25574 * tree-flow.h (dump_scope_blocks): Declare.
25575 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25576 * stmt.c (is_body_block): Remove.
25577 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25578 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25580 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25582 PR middle-end/39308
25583 * graphite.c (graphite_loop_normal_form): Do not call
25584 number_of_iterations_exit from a gcc_assert.
25586 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25588 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25589 jumps if COND is NULL.
25590 (find_cond_jump): New function.
25591 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25592 * config/s390/s390.md: Remove z10_cobra attribute value.
25594 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25596 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25597 force_const_mem returns NULL_RTX.
25599 2009-02-26 Jan Hubicka <jh@suse.cz>
25602 * cgraph.h (varpool_output_debug_info): Remove.
25603 * cgraphunit.c (varpool_output_debug_info): Remove.
25604 * dwarf2out.c (deferred_locations_struct): New struct
25605 (deferred_locations): New type.
25606 (deferred_locations_list): New static var.
25607 (deffer_location): New function.
25608 (gen_variable_die): Use it.
25609 (decls_for_scope): Output info on local static vars.
25610 (dwarf2out_finish): Process deferred locations.
25611 * varpool.c (varpool_output_debug_info): Remove.
25613 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25615 PR rtl-optimization/39241
25616 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25617 to subreg_offset_representable_p.
25619 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25621 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25622 execute function prototype. Get f and nregs from max_reg_num
25623 and get_insns. Remove the first backward pass as it's dead,
25624 guard the forward pass by flag_expensive_optimizations.
25625 (rest_of_handle_regmove): Delete.
25626 (pass_regmove): Replace it with regmove_optimize.
25628 2009-02-25 Martin Jambor <mjambor@suse.cz>
25630 PR tree-optimization/39259
25631 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25632 calls_alloca function flags.
25633 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25634 calls are detected.
25636 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25638 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25639 flags_set_1_rtx, flags_set_1_set): Delete.
25640 (regmove_optimize): Do not call mark_flags_life_zones.
25642 2009-02-24 Julian Brown <julian@codesourcery.com>
25645 * config/arm/arm.c (require_pic_register): Only set
25646 cfun->machine->pic_reg once per function.
25648 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25650 * doc/invoke.texi (Link Options): Document an easier way to pass
25651 options that take arguments to the GNU linker using -Xlinker and -Wl.
25653 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25656 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25658 2009-02-24 Richard Guenther <rguenther@suse.de>
25661 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25663 2009-02-24 Richard Guenther <rguenther@suse.de>
25664 Zdenek Dvorak <ook@ucw.cz>
25666 PR tree-optimization/39233
25667 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25668 from converting them to a generic type.
25670 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25672 PR tree-optimization/39260
25673 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25674 contains a condition with a real type.
25675 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25677 2009-02-23 Jason Merrill <jason@redhat.com>
25680 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25681 narrowing_initializer_constant_valid_p.
25682 (narrowing_initializer_constant_valid_p): Don't return
25683 null_pointer_node for adding a pointer to itself.
25685 2009-02-23 Jan Hubicka <jh@suse.cz>
25688 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25691 2009-02-23 Jan Hubicka <jh@suse.cz>
25693 PR tree-optimization/37709
25694 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25695 * tree.h (block_ultimate_origin): Declare.
25696 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25697 * tree-ssa-live.c (remove_unused_scope_block_p):
25698 Eliminate blocks containig no instructions nor live variables nor
25700 (dump_scope_block): New function.
25701 (remove_unused_locals): Enable removal of dead blocks by default;
25702 enable dumping at TDF_DETAILS.
25704 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25706 * config/i386/i386.c (classify_argument): Don't allow COImode
25708 (function_arg_advance_32): Don't allow OImode.
25709 (function_arg_32): Likewise.
25710 (function_value_32): Likewise.
25711 (return_in_memory_32): Likewise.
25712 (function_arg_64): Remove OImode comment.
25714 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25717 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25718 ix86_expand_vector_set for V4DImode in 64bit mode only.
25719 (ix86_expand_vector_init_one_var): Likewise.
25721 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25723 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25725 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25728 * loop-iv.c: Revert last change.
25729 * emit-rtl.c: Likewise.
25731 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25734 * config/i386/i386.c (type_natural_mode): Remove an extra
25735 space in the warning message.
25736 (function_value_32): Handle 32-byte vector modes.
25737 (return_in_memory_32): Likewise.
25739 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25741 * loop-iv.c (truncate_value): New function.
25742 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
25744 (lowpart_subreg): Move to...
25745 * emit-rtl.c: ...here.
25747 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
25749 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
25750 accidental and undocumented change at revision 140860.
25752 2009-02-21 Joseph Myers <joseph@codesourcery.com>
25754 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
25755 take gimple_seq * arguments.
25756 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
25757 types_compatible_p langhook.
25759 2009-02-20 Mark Mitchell <mark@codesourcery.com>
25760 Joseph Myers <joseph@codesourcery.com>
25762 * config/arm/arm.c (arm_builtin_va_list): New function.
25763 (arm_expand_builtin_va_start): Likewise.
25764 (arm_gimplify_va_arg_expr): Likewise.
25765 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
25766 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
25767 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
25768 (va_list_type): New variable.
25769 (arm_mangle_type): Mangle va_list_type appropriately.
25771 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25773 PR middle-end/39157
25774 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
25775 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
25776 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
25777 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
25778 parameter to 1000 for -O1 by default.
25779 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
25781 * loop-invariant.c: Include params.h.
25782 (move_loop_invariants): Don't call move_single_loop_invariants on
25785 2009-02-20 Jaka Mocnik <jaka@xlab.si>
25787 * calls.c (emit_library_call_value_1): Use slot_offset instead of
25788 offset when calculating bounds for indexing stack_usage_map. Fixes
25789 a buffer overflow with certain target setups.
25791 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25794 * calls.c (expand_call): Clear try_tail_call if caller and callee
25795 disagree in promotion of function return value.
25797 2009-02-19 Jakub Jelinek <jakub@redhat.com>
25800 * c-common.c (c_determine_visibility): If visibility changed and
25801 DECL_RTL has been already set, call make_decl_rtl to update symbol
25804 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
25807 * varasm.c (assemble_variable): Don't check DECL_NAME when
25808 globalizing a variable.
25810 2009-02-19 Joseph Myers <joseph@codesourcery.com>
25813 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
25814 expression before any __builtin_trap call.
25815 * c-typeck.c (build_function_call): Convert and check function
25816 arguments before generating a call to a trap. Evaluate the
25817 function arguments before the trap.
25819 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
25822 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
25823 (UNSPEC_FXAM_MEM): New unspec.
25824 (fxam<mode>2_i387_with_temp): New insn and split pattern.
25825 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
25826 memory using fxam<mode>2_i387_with_temp to remove excess precision.
25828 2009-02-19 Richard Guenther <rguenther@suse.de>
25830 PR tree-optimization/39207
25831 PR tree-optimization/39074
25832 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
25833 storedanything_tree): New.
25834 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
25835 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
25836 (build_succ_graph): Add edges from STOREDANYTHING to all
25838 (init_base_vars): Initialize STOREDANYTHING.
25839 (compute_points_to_sets): Free substitution info after
25840 building the succ graph.
25841 (ipa_pta_execute): Likewise.
25843 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
25845 (do_ds_constraint): Do not add to special var or non-pointer
25847 (type_could_have_pointers): Split out from ...
25848 (could_have_pointers): ... here. For arrays use the element type.
25849 (create_variable_info_for): Initialize may_have_pointers.
25850 (new_var_info): Likewise.
25851 (handle_lhs_call): Make the HEAP variable unknown-sized.
25852 (intra_create_variable_infos): Use a type with pointers for
25853 PARM_NOALIAS, make it unknown-sized.
25855 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
25858 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25860 2009-02-18 Jason Merrill <jason@redhat.com>
25863 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25864 value if DECL_EXTERNAL.
25865 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25866 * target.h (gcc_target::binds_local_p): Clarify "module".
25867 * tree.h (TREE_PUBLIC): Clarify "module".
25869 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25872 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25873 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25875 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25878 * c.opt (Wabi): Support C and ObjC.
25881 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25883 * config/i386/i386.c (classify_argument): Warn once about the ABI
25884 change when passing union with long double.
25886 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25888 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25891 * c-parser.c (c_parser_compound_statement): Always enter and leave
25894 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25897 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25899 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25901 PR tree-optimization/36922
25902 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25903 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25906 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25908 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25911 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25913 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25915 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25917 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25920 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25921 Richard Sandiford <rdsandiford@googlemail.com>
25923 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25924 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25925 (loongson_biadd): ...this.
25927 2009-02-17 Richard Guenther <rguenther@suse.de>
25929 PR tree-optimization/39202
25930 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25931 a var make sure to follow existing collapses.
25933 2009-02-17 Richard Guenther <rguenther@suse.de>
25935 PR middle-end/39214
25936 * langhooks.c (lhd_print_error_function): Check for NULL block.
25938 2009-02-17 Richard Guenther <rguenther@suse.de>
25940 PR tree-optimization/39204
25941 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25944 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25946 * config/soft-fp/double.h: Update from glibc CVS.
25948 2009-02-17 Richard Guenther <rguenther@suse.de>
25950 PR tree-optimization/39207
25951 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25952 strict-aliasing warnings for pointers pointing to NULL.
25954 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25957 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25958 skipping until next close brace.
25960 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25963 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25964 to function argument boundary.
25966 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25968 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25969 in the lea_add. Reload eventually constraints it properly.
25970 * config/picochip/constraints.md: Remove the target constraint
25971 "b", since it is not needed anymore.
25973 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25975 * gthr-dce.h: Uglify function parameter and local variable names.
25976 * gthr-gnat.h: Likewise.
25977 * gthr-mipssde.h: Likewise.
25978 * gthr-nks.h: Likewise.
25979 * gthr-posix95.h: Likewise.
25980 * gthr-posix.h: Likewise.
25981 * gthr-rtems.h: Likewise.
25982 * gthr-single.h: Likewise.
25983 * gthr-solaris.h: Likewise.
25984 * gthr-tpf.h: Likewise.
25985 * gthr-vxworks.h: Likewise.
25986 * gthr-win32.h: Likewise.
25988 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25991 * config/i386/i386.md: Restrict the new peephole2 to move
25992 between MMX/SSE registers.
25994 2009-02-15 Richard Guenther <rguenther@suse.de>
25997 2009-02-13 Richard Guenther <rguenther@suse.de>
25999 * configure.ac: Enable LFS.
26000 * configure: Re-generate.
26001 * config.in: Likewise.
26003 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26005 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26006 spu_srqwbyte, spu_srqwbytebc): Define.
26007 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26008 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26009 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26010 "shrqby_<mode>"): New insn-and-split patterns.
26011 * config/spu/spu.c (expand_builtin_args): Determine and return
26012 number of operands using spu_builtin_description data.
26013 (spu_expand_builtin_1): Use it.
26015 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26018 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26021 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26024 * config/i386/i386.c (override_options): Correct warning
26025 messages for -malign-loops, -malign-jumps and -malign-functions.
26027 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26030 * config/i386/i386.md: Restrict the new peephole2 to move
26031 between the general purpose registers.
26033 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26036 * config/i386/i386.c (type_natural_mode): Add a new argument.
26037 Return the original mode and warn ABI change if vector size is 32byte.
26038 (function_arg_advance): Updated.
26039 (function_arg): Likewise.
26040 (ix86_function_value): Likewise.
26041 (ix86_return_in_memory): Likewise.
26042 (ix86_sol10_return_in_memory): Likewise.
26043 (ix86_gimplify_va_arg): Likewise.
26044 (function_arg_32): Don't warn ABX ABI change here.
26045 (function_arg_64): Likewise.
26047 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26049 * loop-iv.c (implies_p): In the final case, test that operands 0
26050 of the two comparisons match.
26052 * config/bfin/bfin.c (find_prev_insn_start): New function.
26053 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26054 (find_next_insn_start): Move.
26056 2009-02-13 Richard Guenther <rguenther@suse.de>
26058 * configure.ac: Enable LFS.
26059 * configure: Re-generate.
26060 * config.in: Likewise.
26062 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26065 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26066 sizes on syntax error after some arguments have been parsed.
26068 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26070 * doc/invoke.texi (-fira): Remove.
26072 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26074 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26075 * recog.c: Likewise.
26078 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26080 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26081 (umul_ppmm): Likewise.
26082 (count_leading_zeros): Likewise.
26083 (count_trailing_zeros): Likewise.
26084 (UMUL_TIME): Likewise.
26086 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26088 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26089 soft-fp/t-softfp to tmake_file.
26091 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26092 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26093 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26094 IA64_BUILTIN_INFQ]: New.
26095 (ia64_init_builtins): Initialize __builtin_infq,
26096 __builtin_fabsq and __builtin_copysignq if not HPUX.
26097 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26098 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26100 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26102 (__fixtfti): Likewise.
26103 (__fixunstfti): Likewise.
26104 (__floattitf): Likewise.
26106 * config/ia64/libgcc-glibc.ver: New.
26107 * config/ia64/t-fprules-softfp: Likewise.
26108 * config/ia64/sfp-machine.h: Likewise.
26110 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26111 (LIBGCC2_TF_CEXT): Likewise.
26112 (TF_SIZE): Likewise.
26113 (TARGET_INIT_LIBFUNCS): Likewise.
26115 * config/ia64/t-glibc (SHLINB_MAPFILES):
26116 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26118 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26120 * config/i386/i386.c (construct_container): Rewrite processing
26121 BLKmode with X86_64_SSE_CLASS.
26123 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26126 * config/i386/i386.md: Replace simplify_replace_rtx with
26127 replace_rtx in the new peephole2.
26129 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26131 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26132 loop unrolling do not happen at -O2.
26134 2009-02-12 Michael Matz <matz@suse.de>
26136 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26138 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26140 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26143 2009-02-12 Ben Elliston <bje@au.ibm.com>
26145 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26146 patterns when updating the back chain. Missed in the 2009-02-10
26149 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26151 * doc/extend.texi (Decimal Floating Types): Update identifier of
26152 draft TR and list of missing support.
26154 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26156 PR middle-end/39154
26157 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26158 bit to variable length decl's flags, add it also to its
26159 pointer replacement variable.
26161 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26162 Jakub Jelinek <jakub@redhat.com>
26165 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26166 (memory_blockage): New expander.
26167 (*memory_blockage): New insn pattern.
26168 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26169 instead of general blockage at the end of function prologue when
26170 frame pointer is used to access red zone area. Do not emit blockage
26171 when profiling, it is emitted in generic code.
26172 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26173 function epilogue when frame pointer is used to access red zone area.
26175 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26178 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26179 by arithmetic with memory operands.
26180 * config/i386/predicates.md (commutative_operator): New.
26182 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26184 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26187 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26189 * alias.h (record_alias_subset): Declare.
26190 * alias.c (record_alias_subset): Make global.
26192 2009-02-10 Nick Clifton <nickc@redhat.com>
26194 * tree-parloops.c: Change license to GPLv3.
26195 * ipa-struct-reorg.c: Change license to GPLv3.
26196 * ipa-struct-reorg.h: Change license to GPLv3.
26198 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26201 * c-decl.c (start_struct): Return NULL on error.
26203 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26205 PR middle-end/39124
26206 * cfgloopmanip.c (remove_path): Call remove_bbs after
26207 cancel_loop_tree, not before it.
26210 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26211 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26212 VAR_DECLs were seen.
26213 * tree-ssa-live.c (remove_unused_locals): Recompute
26214 cfun->has_local_explicit_reg_vars.
26215 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26216 copies or clearings if cfun->has_local_explicit_reg_vars.
26218 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26221 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26222 of function prologue when frame pointer is used to access
26225 2009-02-10 Richard Guenther <rguenther@suse.de>
26227 PR middle-end/39127
26228 * gimplify.c (gimple_regimplify_operands): Always look if
26229 we need to create a temporary.
26231 2009-02-10 Richard Guenther <rguenther@suse.de>
26233 PR tree-optimization/39132
26234 * tree-loop-distribution.c (todo): New global var.
26235 (generate_memset_zero): Trigger TODO_rebuild_alias.
26236 (tree_loop_distribution): Return todo.
26238 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26241 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26242 (x86_64_reg_class_name): Removed.
26243 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26244 first one isn't X86_64_SSE_CLASS or any other ones aren't
26245 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26246 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26247 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26248 and 3 X86_64_SSEUP_CLASS.
26249 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26250 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26252 2009-02-10 Ben Elliston <bje@au.ibm.com>
26254 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26255 form instruction to update the stack back chain word, even if the
26256 user has disabled the generation of update instructions.
26257 (movdi_<mode>_update_stack): New.
26258 (movsi_update_stack): Likewise.
26259 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26260 always use an update form instruction to update the stack back
26263 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26265 PR middle-end/38953
26266 * graphite.c (if_region_set_false_region): After moving a region in
26267 the false branch of a condition, remove the empty dummy basic block.
26268 (gloog): Remove wrong fix for PR38953.
26270 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26272 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26273 generation due to implicit sign extension.
26275 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26277 PR middle-end/38981
26278 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26279 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26281 2009-02-09 Richard Guenther <rguenther@suse.de>
26283 PR middle-end/35202
26284 * convert.c (convert_to_real): Disable (float)fn((double)x)
26285 to fnf(x) conversion if errno differences may occur and
26286 -fmath-errno is set.
26288 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26290 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26291 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26292 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26294 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26297 * c-common.c (handle_alias_attribute): Disallow attribute for
26298 anything not a FUNCTION_DECL or VAR_DECL.
26300 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26303 * real.c (do_compare): Special-case compare of zero against
26304 decimal float value.
26306 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26309 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26310 as indicating flexible array members unless the field itself is
26311 being declarared as the incomplete array.
26313 2009-02-06 Jan Hubicka <jh@suse.cz>
26315 PR tree-optimization/38844
26316 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26317 is already inlined.
26319 2009-02-06 Richard Guenther <rguenther@suse.de>
26321 PR middle-end/38977
26322 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26323 fork because we may expand it as __gcov_fork.
26325 2009-02-06 Nick Clifton <nickc@redhat.com>
26327 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26329 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26331 PR tree-optimization/35659
26332 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26333 vn_phi_eq): Shortcut if hashcode does not match.
26334 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26336 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26337 and avoid iterative_hash_expr.
26338 (FOR_EACH_VALUE_ID_IN_SET): New.
26339 (value_id_compare): Remove.
26340 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26341 sort expressions by value id.
26343 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26346 * config/sh/predicates.md (general_movsrc_operand): Don't check
26347 the subreg of system registers here.
26349 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26352 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26353 on the copied decl.
26355 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26357 PR rtl-optimization/39110
26358 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26359 addresses, not aligned ones.
26361 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26362 Richard Guenther <rguenther@suse.de>
26364 PR tree-optimization/39100
26365 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26366 comment says and add edges.
26368 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26371 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26372 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26374 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26376 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26377 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26378 register_bb_in_sese, new_sese, free_sese): Moved.
26379 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26380 outermost_loop_in_scop, build_scop_iteration_domain,
26381 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26382 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26383 Use loop_in_sese_p instead of loop_in_scop_p.
26384 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26385 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26386 (scopdet_basic_block_info): Fix bug in scop detection.
26387 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26388 eq_loop_to_cloog_loop): Remove.
26389 (nb_loops_around_loop_in_scop, nb_loop
26390 ref_nb_loops): Moved here...
26391 * graphite.h (ref_nb_loops): ... from here.
26392 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26393 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26394 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26396 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26397 Hans-Peter Nilsson <hp@axis.com>
26399 PR rtl-optimization/37889
26400 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26401 Move offset handling from PLUS to before the switch. Use new
26402 arguments when considering SYMBOL_REFs too.
26403 (rtx_addr_can_trap_p): Pass dummy offset and size.
26404 (enum may_trap_p_flags): Remove.
26405 (may_trap_p_1): Pass size from MEM_SIZE.
26407 PR rtl-optimization/38921
26408 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26409 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26410 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26411 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26413 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26415 AVX Programming Reference (January, 2009)
26416 * config/i386/sse.md (*vpclmulqdq): New.
26418 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26420 PR tree-optimization/38977
26421 PR gcov-profile/38292
26422 * calls.c (special_function_p): Disregard __builtin_ prefix.
26424 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26426 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26427 non-indexable addresses even before reload.
26429 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26432 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26433 as having variable size. Do not give an error for unnamed
26434 parameters with [*] declarators. Give a warning for type names
26435 with [*] declarators and mark them as variable size.
26436 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26437 for sizeof applied to [*] type names.
26439 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26442 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26444 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26446 * gcc.c (process_command): Update copyright notice dates.
26447 * gcov.c (print_version): Likewise.
26448 * gcov-dump.c (print_version): Likewise.
26449 * mips-tfile.c (main): Likewise.
26450 * mips-tdump.c (main): Likewise.
26452 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26455 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26456 for composite type involving a zero-length array type.
26458 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26461 * function.c (match_asm_constraints_1): Skip over
26462 initial optional % in the constraint.
26464 PR inline-asm/39059
26465 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26466 supported, don't accept FIXED_CSTs.
26467 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26468 and _Sat is used without _Fract/_Accum. Set specs->type to
26469 integer_type_node for cts_fract/cts_accum if fixed point is not
26472 2009-02-02 Catherine Moore <clm@codesourcery.com>
26474 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26476 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26478 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26479 (ABI_HAS_64BIT_SYMBOLS): Use it.
26480 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26482 2009-02-02 Paul Brook <paul@codesourcery.com>
26484 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26486 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26488 PR inline-asm/39058
26489 * recog.h (asm_operand_ok): Add constraints argument.
26490 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26491 recurse on matching constraint.
26492 (check_asm_operands): Pass constraints as 3rd argument to
26493 asm_operand_ok. Don't look up matching constraint here.
26494 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26497 2009-02-02 Ben Elliston <bje@au.ibm.com>
26499 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26500 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26502 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26504 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26505 information. Remove some obsolete information. Reorganize.
26507 * config/pa/fptr.c: Revert license to GPL 2.
26508 * config/pa/milli64.S: Likewise.
26510 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26513 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26514 LIBRARY name in, instead of hard-coding it.
26515 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26516 extra target make frag to tmake_files according to EH model.
26517 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26518 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26519 frags that define makefile variable EH_MODEL appropriately.
26520 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26521 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26522 to "-sjlj" according to type of EH configured.
26523 (LIBGCC_SONAME): Concatenate it to shared library base name.
26524 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26525 to "_sjlj" according to type of EH configured.
26526 (LIBGCC_SONAME): Concatenate it to shared library base name.
26527 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26528 (SHLIB_LINK): Add missing semicolon to if-else construct.
26529 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26530 string value of "pe_dll" command-line option.
26531 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26532 (SHLIB_SONAME): Use it when overriding t-cygming default.
26533 (SHLIB_IMPLIB): Override t-cygming default.
26534 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26535 string value of "pe_dll" command-line option.
26537 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26540 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26541 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26543 2009-01-31 Richard Guenther <rguenther@suse.de>
26545 PR tree-optimization/38937
26546 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26547 computing the transitive closure.
26549 2009-01-30 Richard Guenther <rguenther@suse.de>
26551 PR tree-optimization/39041
26552 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26553 Propagate variable indices only if the types match for this stmt.
26555 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26558 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26559 inline but never defined.
26561 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26563 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26564 (*insv_h_di_reg_extimm): New insn.
26565 (*insv_l<mode>_reg_extimm): New insn.
26567 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26569 * config/picochip/picochip.c (flag_conserve_stack): set
26570 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26571 fconserve-stack. Reduce call-overhead used by inliner.
26573 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26576 * common.opt (flag_conserve_stack): Initialised to zero.
26578 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26581 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26582 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26585 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26587 * ira-color.c (allocno_reload_assign): Update comments.
26588 * regmove.c (regmove_optimize): Likewise.
26592 2009-01-29 Robert Millan <rmh@aybabtu.com>
26594 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26595 * config/i386/kopensolaris-gnu.h: New file. Undefine
26596 `MD_UNWIND_SUPPORT'.
26597 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26599 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26601 PR tree-optimization/39007
26602 * tree-loop-distribution.c (generate_builtin): Use
26603 recompute_dominator to compute the immediate dominator of the
26604 basic block just after the loop.
26606 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26608 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26609 (ASM_OUTPUT_DWARF_PCREL): Define.
26611 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26613 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26614 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26615 global. Modify entries about regmove and IRA.
26617 * ra-conflict.c: Remove the file.
26619 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26621 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26622 (pass_regclass_init): Rename to pass_reginfo_init.
26624 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26626 * toplev.h (flag_ira): Remove.
26628 * caller-save.c (setup_save_areas): Remove flag_ira.
26630 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26632 * global.c: Remove the file.
26634 * opts.c (decode_options): Remove flag_ira.
26636 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26638 * regmove.c: Modify file description.
26639 (find_use_as_address, try_auto_increment): Define them only if
26640 AUTO_INC_DEC is defined.
26641 (replacement_quality, replace_in_call_usage, fixup_match_1,
26642 stable_and_no_regs_but_for_p): Remove.
26643 (reg_set_in_bb): Make it static.
26644 (regmove_optimize): Remove flag_ira and code which worked for
26647 * local-alloc.c: Remove the file.
26649 * common.opt (fira): Remove.
26651 * ira.c: Include except.h.
26652 (eliminable_regset): Move from global.c.
26653 (mark_elimination): Ditto. Remove flag_ira.
26654 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26655 equiv_mem_modified, validate_equiv_mem_from_store,
26656 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26657 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26658 no_equiv, recorded_label_ref): Move from local-alloc.c.
26659 (update_equiv_regs): Ditto. Make it static.
26660 (print_insn_chain, print_insn_chains): Move it from global.c.
26661 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26662 (build_insn_chain): Ditto. Make it static.
26663 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26664 Rename to init_live_subregs.
26665 (gate_ira): Remove flag_ira.
26667 * regclass.c: Rename reginfo.c. Change file description.
26668 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26669 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26670 (init_reg_sets_1): Remove code for evaluation of
26671 reg_class_superclasses and losing_caller_save_reg_set.
26672 (init_regs): Remove init_reg_autoinc.
26673 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26674 ok_for_base_p_nonstrict): Remove.
26675 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26676 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26677 corresponding entries.
26678 (dump_regclass, record_operand_costs, scan_one_insn,
26679 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26680 record_address_regs, auto_inc_dec_reg_p): Remove.
26681 (gt-regclass.h): Rename to gt-reginfo.h.
26683 * rtl.h (dump_global_regs, retry_global_alloc,
26684 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26686 * Makefile.in (RA_H): Remove.
26687 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26688 Rename regclass.o to reginfo.o.
26689 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26691 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26692 (GTFILES): Rename regclass.c to reginfo.c.
26694 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26695 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26697 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26698 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26700 (finish_spills): Ditto. Remove code for !flag_ira.
26702 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26704 PR middle-end/35854
26705 * doc/invoke.texi (rtl debug options): Complete rewrite.
26706 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26708 * mode-switching.c (pass_mode_switching): Rename pass from
26709 "mode-sw" to "mode_sw".
26710 * except.c (pass_convert_to_eh_ranges): Rename pass from
26711 "eh-ranges" to "eh_ranges".
26712 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26716 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26717 Alexander Monakov <amonakov@ispras.ru>
26719 PR middle-end/38857
26720 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26722 (move_exprs_to_boundary): Change return type and pass through
26723 should_move from move_op. Relax assert. Update usage ...
26724 (schedule_expr_on_boundary): ... here. Use should_move instead of
26726 (move_op_orig_expr_found): Indicate that insn was disconnected from
26728 (code_motion_process_successors): Do not call after_merge_succs
26729 callback if original expression was not found when traversing any of
26731 (code_motion_path_driver): Change return type. Update prototype.
26732 (move_op): Update comment. Add a new parameter (should_move). Update
26733 prototype. Set *should_move based on indication provided by
26734 move_op_orig_expr_found.
26736 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26738 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26739 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26740 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26741 * config/rs6000/rs6000.c (rs6000_override_options): Default
26742 avoid-indexed-addresses on for Power6, off for everything else.
26743 (avoiding_indexed_address_p): New function.
26744 (rs6000_legitimize_address): Use it.
26745 (rs6000_legitimate_address): Likewise.
26746 * config/rs6000/rs6000.md (movXX_updateX): Likewise
26748 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
26750 PR tree-optimization/38997
26751 * tree-loop-distribution.c (generate_memset_zero): Use
26752 POINTER_PLUS_EXPR for a pointer addition.
26754 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
26756 * config/s390/s390.md (bswap<mode>2): New pattern added.
26758 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26760 * config/s390/s390.md (*tls_load_31): Added type attribute.
26762 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26764 * config/s390/s390.md: Fix a few comments.
26766 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26768 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
26769 (*tm<mode>_full): Fixed z10prop attribute.
26770 (*tst<mode>_extimm): Fixed z10prop attribute.
26771 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
26772 (*tstqiCCT_cconly): Fixed z10prop attribute.
26773 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
26774 (*movsi_larl): Fixed z10prop attribute.
26775 (*movsi_zarch): Fixed z10prop attribute.
26776 (*movsi_eas): Fixed z10prop attribute.
26777 (*movhi): Fixed z10prop attribute.
26778 (*movqi): Fixed z10prop attribute.
26779 (*movstrictqi): Fixed z10prop attribute.
26780 (*mov<mode>): Fixed z10prop attribute.
26781 (*movcc): Fixed z10prop attribute.
26782 (*sethighpartdi_64): Fixed z10prop attribute.
26783 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
26784 (*negdi2_sign_cc): Fixed z10prop attribute.
26785 (*negdi2_sign): Fixed z10prop attribute.
26786 (*absdi2_sign_cc): Fixed z10prop attribute.
26787 (*absdi2_sign): Fixed z10prop attribute.
26788 (*negabsdi2_sign_cc): Fixed z10prop attribute.
26789 (*negabsdi2_sign): Fixed z10prop attribute.
26790 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
26791 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
26792 (doloop_si64): Fixed z10prop attribute.
26793 (doloop_si31): Fixed z10prop attribute.
26794 (doloop_long): Fixed z10prop attribute.
26795 (indirect_jump): Fixed z10prop attribute.
26796 (nop): Fixed z10prop attribute.
26797 (main_base_64): Fixed z10prop attribute.
26798 (reload_base_64): Fixed z10prop attribute.
26800 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26802 PR rtl-optimization/38740
26803 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
26805 * config/mips/mips.c (mips_reorg): Likewise.
26807 2009-01-28 Richard Guenther <rguenther@suse.de>
26809 PR tree-optimization/38926
26810 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
26811 with the correct value id to a value.
26812 (do_regular_insertion): Use the value number of edoubleprime
26813 for the value number of the expr.
26816 2008-08-21 Richard Guenther <rguenther@suse.de>
26818 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
26819 a PHI ask VN if it is already available.
26820 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
26821 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
26823 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26825 PR middle-end/38934
26826 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
26827 set to varying whenever max has TREE_OVERFLOW set, similarly
26828 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
26830 2009-01-28 Richard Guenther <rguenther@suse.de>
26832 PR middle-end/38908
26833 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
26834 uninitialized aggregate uses in call arguments.
26836 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
26838 PR tree-optimization/38984
26839 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
26840 the nothing_id variable if -fno-delete-null-pointer-checks.
26842 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
26845 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
26846 (set_got_offset_rex64): Ditto.
26848 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
26851 * doc/extend.texi: Improve local variable with asm reg.
26853 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
26855 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
26856 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
26857 was not supplied then set warn_packed_bitfield_compat to the
26858 default value of 1.
26859 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26862 2009-01-27 Richard Guenther <rguenther@suse.de>
26864 PR tree-optimization/38503
26865 * cfgexpand.c (expand_gimple_basic_block): Ignore
26866 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26867 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26868 variables that cannot have TBAA applied.
26869 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26872 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26874 PR middle-end/38969
26875 * calls.c (initialize_argument_information): Do not wrap complex
26876 arguments in SAVE_EXPR.
26878 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26880 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26881 (INSTALL_LIBGCC): Revert typo commit.
26883 2009-01-26 Richard Guenther <rguenther@suse.de>
26885 PR tree-optimization/38745
26886 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26887 from special handling.
26889 2009-01-26 Richard Guenther <rguenther@suse.de>
26891 PR tree-optimization/38745
26892 * tree-ssa.c (execute_update_addresses_taken): Do not include
26893 variables that cannot possibly be a register in not_reg_needs.
26894 Do not clear TREE_ADDRESSABLE on vars that may not become
26896 * tree-ssa.c (update_alias_info_1): Include those in the set
26897 of addressable vars.
26899 2009-01-26 Richard Guenther <rguenther@suse.de>
26901 PR middle-end/38851
26902 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26903 * tree-ssa-dse.c: Include langhooks.h
26904 (execute_simple_dse): Remove stores with zero size.
26906 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26909 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26912 2009-01-24 Julian Brown <julian@codesourcery.com>
26914 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26915 config/arm/linux-atomic.c.
26916 * config/arm/linux-atomic.c: New.
26918 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26920 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26921 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26922 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26924 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26927 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26930 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26932 PR tree-optimization/38953
26933 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26934 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26935 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26936 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26939 2009-01-24 Paul Brook <paul@codesourcery.com>
26941 * config/arm/neon.md (neon_type): Move to arm.md.
26942 (neon_mov<VSTRUCT>): Add neon_type attribute.
26943 * config/arm/arm.md (neon_type): Move to here.
26944 (conds): Add "unconditioal" and use as default for NEON insns.
26946 2009-01-24 Ben Elliston <bje@au.ibm.com>
26948 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26949 void *' warning from -Wc++-compat.
26950 * Makefile.in (dominance.o-warn): Remove.
26952 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26954 PR tree-optimization/38932
26955 * fold-const.c (fold_unary_ignore_overflow): New.
26956 * tree.h (fold_unary_ignore_overflow): Declare.
26957 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26958 * tree-ssa-sccvn.c (visit_reference_op_load,
26959 simplify_unary_expression): Likewise.
26961 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26963 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26964 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26965 regardless of their type.
26966 * c-common.c (handle_packed_attribute): Don't ignore packed on
26968 * c.opt (Wpacked-bitfield-compat): New warning option.
26969 * stor-layout.c (place_field): Warn if offset of a field changed.
26970 * doc/extend.texi (packed): Mention the ABI change.
26971 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26972 (Warning Options): Add it to the list.
26974 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26976 * c-opts.c (c_common_post_options): Fix a typo in comments.
26978 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26980 PR middle-end/38615
26981 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26982 variables to static.
26983 * doc/invoke.texi (-fmerge-all-constants): Update description.
26985 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26988 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26989 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26991 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26993 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
26995 (LOCAL_ALIGNMENT): Similarly.
26997 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26998 Joseph Myers <joseph@codesourcery.com>
27000 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27001 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27002 * config/arm/arm-tune.md: Regenerate.
27003 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27006 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27008 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27009 version number to five.
27011 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27014 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27015 * c-common.c (set_underlying_type): Likewise.
27016 (is_typedef_decl ): Likewise
27018 (set_underlying_type): Likewise.
27019 (is_typedef_type): Likewise.
27021 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27023 PR middle-end/38587
27024 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27027 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27030 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27031 (LIBGCC_SPEC): Don't define.
27032 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27034 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27036 PR rtl-optimization/38879
27037 * alias.c (base_alias_check): Unaligned access via AND address can
27038 alias all surrounding object types except those with sizes equal
27039 or wider than the size of unaligned access.
27041 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27044 * c-decl.c (clone_underlying_type): Move this ...
27045 * c-common.c (set_underlying_type): ... here.
27046 Also, make sure the function properly sets TYPE_STUB_DECL() on
27047 the newly created typedef variant type.
27048 (is_typedef_decl ): New entry point.
27049 * tree.h: Added a new member member_types_needing_access_check to
27050 struct tree_decl_non_common.
27051 (set_underlying_type): New entry point.
27052 (is_typedef_type): Likewise.
27054 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27056 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27057 Check whether two instructions have memory references that
27058 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27059 are helper functions for traversing.
27060 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27061 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27062 not to draw dependency edge for instructions with non-conflicting
27065 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27068 * longlong.h: Update copyright years. Use soft-fp license notice.
27069 Sync __clz_tab declaration with glibc.
27071 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27074 * doc/extend.texi (syscall_linkage): New.
27075 (version_id): Modify.
27077 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27078 Richard Guenther <rguenther@suse.de>
27080 PR tree-optimization/38747
27081 PR tree-optimization/38748
27082 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27083 conversion if the base address is an indirect reference and the
27084 aliasing sets could cause issues.
27086 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27088 * common.opt (fgraphite, fgraphite-identity): Add comment for
27089 explaining why these options are not documented.
27091 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27093 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27094 gimple_call_lhs is NULL.
27096 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27099 * emit-rtl.c (adjust_address_1): Make sure memref is never
27102 2009-01-20 Ben Elliston <bje@au.ibm.com>
27104 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27105 const qualifier from arg parameter. Remove unnecessary cast to char *.
27106 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27107 const qualifier from arg 2.
27109 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27111 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27113 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27116 * rtl.h (reinit_regs): New prototype.
27117 * regclass.c: Include ira.h.
27118 (reinit_regs): New.
27119 * Makefile.in (regclass.o): Add ira.h.
27120 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27122 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27125 * c-common.c (handle_aligned_attribute): Use
27126 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27127 default alignment value.
27129 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27131 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27132 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27134 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27135 __BIGGEST_ALIGNMENT__.
27137 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27139 2009-01-18 Richard Guenther <rguenther@suse.de>
27141 PR tree-optimization/38819
27142 * tree-flow.h (operation_could_trap_helper_p): Declare.
27143 * tree-eh.c (operation_could_trap_helper_p): Export.
27144 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27145 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27146 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27147 are about to insert a possibly trapping instruction and fail
27150 2009-01-18 Andreas Schwab <schwab@suse.de>
27152 * doc/install.texi (Configuration): Remove obsolete paragraph
27153 about use of --with-gnu-ld with --with-gnu-as.
27155 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27157 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27158 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27159 Follow spelling conventions.
27161 2009-01-18 Ben Elliston <bje@au.ibm.com>
27163 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27164 C++ warning about implicit conversion from void * to struct
27166 (bitmap_obstack_free): Likewise for bitmap_element *.
27167 * Makefile.in (bitmap.o-warn): Remove.
27169 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27171 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27173 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27174 Tobias Grosser <tobi.grosser@amd.com>
27176 * graphite.c (graphite_trans_scop_block): Do not block single
27179 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27181 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27182 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27183 test with assertion.
27185 2009-01-16 Richard Guenther <rguenther@suse.de>
27187 PR tree-optimization/38835
27188 PR middle-end/36227
27189 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27190 and INT + PTR -> (INT)(PTR p+ INT) folding.
27191 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27193 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27196 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27197 the subreg from a lowpart subreg if it is also casting the value.
27199 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27200 Tobias Grosser <tobi.grosser@amd.com>
27202 * graphite.c (compare_prefix_loops): New.
27203 (build_scop_canonical_schedules): Rewritten.
27204 (graphite_transform_loops): Move build_scop_canonical_schedules
27205 after build_scop_iteration_domain.
27207 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27208 Tobias Grosser <tobi.grosser@amd.com>
27210 * graphite.c (add_conditions_to_domain): Add the loops to
27211 the dimension of the iteration domain. Do copy the domain
27212 only when it exists.
27213 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27214 (add_conditions_to_constraints): New.
27215 (can_generate_code_stmt, can_generate_code): Removed.
27216 (gloog): Do not call can_generate_code.
27217 (graphite_transform_loops): Call add_conditions_to_constraints
27218 after building the iteration domain.
27220 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27222 PR tree-optimization/38789
27223 * tree-ssa-threadedge.c
27224 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27225 __builtin_constant_p.
27227 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27229 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27230 examined before deleting them.
27232 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27234 * function.c (aggregate_value_p): Correctly extract the function
27235 type from CALL_EXPR_FN lookup.
27237 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27239 * config/picochip/picochip.c (picochip_override_options): Revert
27240 CFI asm flag disable commited previously.
27242 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27243 Tobias Grosser <tobi.grosser@amd.com>
27244 Jan Sjodin <jan.sjodin@amd.com>
27246 * graphite.c (scan_tree_for_params): On substractions negate
27247 all the coefficients of the term.
27248 (clast_to_gcc_expression_red): New. Handle reduction expressions
27249 of more than two operands.
27250 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27251 (get_vdef_before_scop): Handle also the case of default definitions.
27253 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27255 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27256 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27257 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27259 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27260 Joey Ye <joey.ye@intel.com>
27262 PR middle-end/37843
27263 * cfgexpand.c (expand_stack_alignment): Don't update stack
27264 boundary nor check incoming stack boundary here.
27265 (gimple_expand_cfg): Update stack boundary and check incoming
27266 stack boundary here.
27268 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27270 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27272 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27274 PR rtl-optimization/38245
27275 * calls.c (expand_call): Add stack arguments to
27276 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27277 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27278 in regs and partially in memory or BLKmode arguments.
27279 (emit_library_call_value_1): Add stack arguments to
27280 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27281 ACCUMULATE_OUTGOING_ARGS).
27282 * dce.c: Include tm_p.h.
27283 (find_call_stack_args): New function.
27284 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27286 (mark_insn): Call find_call_stack_args for CALL_Ps.
27287 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27288 forwards. Allocate and free arg_stores bitmap if needed, pass it
27289 down to deletable_insn_p, don't mark stores set in arg_stores
27290 bitmap, clear the bitmap at the beginning of each bb.
27291 * Makefile.in (dce.o): Depend on $(TM_P_H).
27293 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27296 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27297 to make sure the insn is a conditional test (bug 22599). Reformat a
27300 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27302 PR middle-end/38431
27303 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27304 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27305 (gloog): Do not call cleanup_tree_cfg.
27306 (graphite_transform_loops): Call cleanup_tree_cfg after all
27307 scops have been code generated.
27309 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27310 * doc/gty.texi (Invoking the garbage collector): Added new node
27311 and section documenting ggc_collect.
27313 2009-01-14 Richard Guenther <rguenther@suse.de>
27315 PR tree-optimization/38826
27316 PR middle-end/38477
27317 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27318 initialization notes only if we actually emitted a warning.
27319 (intra_create_variable_infos): Add constraints for a result decl
27320 that is passed by hidden reference.
27321 (build_pred_graph): Mark all related variables non-direct on
27324 2009-01-14 Nick Clifton <nickc@redhat.com>
27326 * ira-conflicts.c: Include addresses.h for the definition of
27328 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27329 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27331 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27334 * Makefile.in (ira-lives.o): Add except.h.
27336 * ira-lives.c: Include except.h.
27337 (process_bb_node_lives): Process can_throw_internal.
27339 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27341 PR rtl-optimization/38774
27342 * combine.c (simplify_set): When undoing cc_use change, don't do
27343 PUT_CODE on the newly created comparison, but instead put back the
27346 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27348 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27349 values. Remove duplicate arm8 entry.
27351 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27353 PR tree-optimization/38786
27354 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27355 the SSA_NAME case of expand_scalar_variables_expr.
27356 Set the type of an expression to the type of its assign statement.
27357 (expand_scalar_variables_expr): Also gather the scalar computation
27358 used to index the memory access. Do not pass loop_p.
27359 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27360 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27361 the gimple_stmt_iterator where it inserts new code.
27362 Do not pass loop_p.
27363 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27364 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27366 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27368 * graphite.h (debug_value): Removed.
27369 * graphite.c (debug_value): Removed.
27371 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27373 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27374 ldrd/strd with two 32-bit instructions.
27376 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27378 * config/arm/arm.c (struct processors): Pass for speed down into
27379 cost helper functions.
27380 (const_ok_for_op): Handle COMPARE and inequality nodes.
27381 (arm_rtx_costs_1): Rewrite.
27382 (arm_size_rtx_costs): Update prototype.
27383 (arm_rtx_costs): Pass speed down to helper functions.
27384 (arm_slowmul_rtx_costs): Rework cost calculations.
27385 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27386 (arm_9e_rtx_costs): Likewise.
27388 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27390 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27391 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27392 (alpha_legitimize_address): Do not split local symbols wider than
27393 UNITS_PER_WORD into HIGH/LO_SUM parts.
27395 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27398 * gcc.c (process_command): Replace call to execvp with calls
27399 to pex_one and exit.
27401 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27404 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27405 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27406 variant for devices with 3-byte PC.
27407 (__tablejump_elpm__): New.
27409 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27412 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27413 offsetof member-designator, handle it as `[0].'.
27415 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27417 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27418 function when not using named sections on targets with named sections
27419 if branch distance is less than 262132.
27421 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27423 * combine.c (combine_instructions): Recompute
27424 optimize_this_for_speed_p for each BB in the main combine loop.
27426 2009-01-12 Tomas Bily <tbily@suse.cz>
27429 * tree-loop-distribution.c (prop_phis): New function.
27430 (generate_builtin): Call prop_phis.
27432 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27434 PR tree-optimization/38807
27435 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27436 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27438 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27440 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27441 subreg of op0 to the original op0.
27443 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27445 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27447 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27450 * mips-tfile.c (parse_def): Fix parsing of def strings
27451 starting with digits.
27453 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27456 * config/arm/arm.c (arm_is_long_call_p): Don't call
27457 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27459 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27461 * regrename.c (regrename_optimize): Fix dumping.
27462 (find_oldest_value_reg): Preserve REG_POINTER.
27463 (copy_hardreg_forward_1): Likewise.
27465 2009-01-09 Diego Novillo <dnovillo@google.com>
27467 * gimple.h (struct gimple_statement_base) <uid>: Document
27468 the restrictions on its use.
27469 (gimple_uid): Tidy.
27470 (gimple_set_uid): Tidy.
27472 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27474 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27475 zero guard even if align_bytes != 0 and count is smaller than
27478 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27480 PR rtl-optimization/38495
27481 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27482 (add_range_and_copies_from_move_list): Print all added ranges.
27483 Add ranges to memory optimized destination.
27485 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27489 * config/i386/i386.c (override_options): Reject
27490 -mstringop-strategy=rep_8byte with -m32.
27491 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27492 to 1. Do count comparison against epilogue_size_needed at compile
27493 time even when count_exp was constant forced into register. For
27494 size_needed don't jump to epilogue, instead just avoid aligning
27495 and invoke the body algorithm. If need_zero_guard, add zero guard
27496 even if count is non-zero, but smaller than size_needed + number of
27497 bytes that could be stored for alignment.
27498 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27499 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27500 but smaller than size_needed + number of bytes that could be stored
27501 for alignment. Compare size_needed with epilogue_size_needed instead
27502 of desired_align - align, don't adjust size_needed, pass
27503 epilogue_size_needed to the epilogue expanders.
27506 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27508 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27510 * pa.c (last_address): Change to unsigned.
27511 (update_total_code_bytes): Change argument to unsigned. Don't
27512 check if insn addresses are set.
27513 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27514 addresses are not set.
27515 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27517 2009-01-09 Nick Clifton <nickc@redhat.com>
27519 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27520 DECL_DECLARED_INLINE_P.
27522 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27524 PR middle-end/38347
27525 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27526 GET_MODE (op0) in operand_subword_force calls.
27528 PR middle-end/38771
27529 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27530 fold_convert arg0 operands to TREE_TYPE (op0) first.
27532 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27534 * params.def (ira-max-conflict-table-size): Decrease default value
27537 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27539 PR tree-optimization/37031
27540 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27542 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27543 allocate it using gc instead of heap, use VEC_quick_push instead of
27545 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27546 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27547 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27548 allocated vector from heap allocated.
27549 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27550 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27551 vector only after perfect_loop_nest_depth call.
27553 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27554 Jan Sjodin <jan.sjodin@amd.com>
27556 PR tree-optimization/38559
27557 * graphite.c (debug_value, copy_constraint,
27558 swap_constraint_variables, scale_constraint_variable, ): New.
27559 (get_lower_bound, get_upper_bound): Removed.
27560 (graphite_trans_bb_strip_mine): Clean up this code that works
27561 only for constant number of iterations. Fully copy upper and
27562 lower bound constraints, not only the constant part of them.
27563 * graphite.h (debug_value): Declared.
27565 2009-01-08 Ira Rosen <irar@il.ibm.com>
27567 PR tree-optimization/37194
27568 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27569 Don't add the cost of cost model guard in prologue to scalar
27570 outside cost in case of known number of iterations.
27572 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27573 Alan Modra <amodra@bigpond.net.au>
27575 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27576 non-word-aligned REG+CONST addressing.
27578 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27581 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27582 free_after_compilation when outputting a thunk.
27583 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27584 Do not call free_after_compilation here.
27586 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27588 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27589 (ix86_valid_target_attribute_inner_p): Ditto.
27591 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27593 PR tree-optimization/38492
27594 PR tree-optimization/38498
27595 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27596 * tree-chrec.h (scev_is_linear_expression): Declared.
27597 * graphite.c (graphite_cannot_represent_loop_niter): New.
27598 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27599 (graphite_loop_normal_form): Use gcc_assert.
27600 (scan_tree_for_params): Use CASE_CONVERT.
27601 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27602 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27603 Use gcc_assert. Discard scops that contain unhandled cases.
27604 (build_scop_conditions): Return a boolean status for unhandled cases.
27605 (strip_mine_profitable_p): Print the loop number, not its depth.
27606 (is_interchange_valid): Pass the depth of the loop nest, don't
27607 recompute it wrongly.
27608 (graphite_trans_bb_block): Same.
27609 (graphite_trans_bb_block): Print tentative of loop blocking.
27610 (graphite_trans_scop_block): Do not print that the loop has been
27612 (graphite_transform_loops): Do not handle scops that contain condition
27615 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27617 AVX Programming Reference (December, 2008)
27618 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27619 (_mm256_stream_pd): Likewise.
27620 (_mm256_stream_ps): Likewise.
27622 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27623 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27624 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27625 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27626 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27627 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27628 (ix86_expand_special_args_builtin): Likewise.
27630 * config/i386/sse.md (AVXMODEDI): New.
27631 (avx_movnt<mode>): Likewise.
27632 (avx_movnt<mode>): Likewise.
27633 (<sse>_movnt<mode>): Remove AVX support.
27634 (sse2_movntv2di): Likewise.
27636 2009-01-07 Richard Guenther <rguenther@suse.de>
27638 PR middle-end/38751
27639 * fold-const.c (extract_muldiv): Remove obsolete comment.
27640 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27641 to PLUS_EXPR canonicalization for the canonicalization.
27643 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27645 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27646 hosted cross-compilers generating less efficient code.
27648 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27650 * function.h (rtl_data): Add a dbr_scheduled_p field.
27651 * reorg.c (dbr_schedule): Set it.
27652 (gate_handle_delay_slots): Check it.
27653 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27654 (mips_reorg): Check flag_delayed_branch instead of
27655 mips_base_delayed_branch.
27656 (mips_override_options): Don't set mips_base_delayed_branch
27657 or flag_delayed_branch.
27659 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27661 PR rtl-optimization/38426.
27662 * ira.c (ira): Set current_function_is_leaf earlier.
27664 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27666 PR rtl-optimization/38722
27667 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27668 too early, only set a flag and modify after last possible
27671 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27674 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27675 * real.c (decimal_single_format): Correct values of emin and emax.
27676 (decimal_double_format): Ditto.
27677 (decimal_quad_format): Ditto.
27678 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27679 computation of DECnn_MIN and DECnn_MAX for corrected values of
27680 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27681 __DECnn_MIN__, and adjust its computation for the corrected value
27684 2009-01-06 Jan Hubicka <jh@suse.cz>
27687 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27689 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27691 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27692 Add Robert Clark to the list of testers.
27694 2009-01-06 Jan Hubicka <jh@suse.cz>
27695 Kai Tietz <kai.tietz@onevision.com>
27697 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27698 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27700 2009-01-06 Jan Hubicka <jh@suse.cz>
27701 Kai Tietz <kai.tietz@onevision.com>
27703 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27705 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27706 (ix86_nsaved_regs): Count only general purpose regs.
27707 (ix86_nsaved_sseregs): New.
27708 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27709 to 16 for w64; compute padding and size of sse reg save area.
27710 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27711 general purpose regs.
27712 (ix86_emit_save_sse_regs_using_mov): New.
27713 (ix86_expand_prologue): Save SSE regs if needed.
27714 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27715 (ix86_emit_restore_sse_regs_using_mov): New.
27716 (ix86_expand_epilogue): Save SSE regs if needed.
27718 2009-01-06 Jan Hubicka <jh@suse.cz>
27719 Kai Tietz <kai.tietz@onevision.com>
27721 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27722 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27723 functions when accumulate outgoing args is off.
27725 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27728 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27729 before using pseudos_have_intersected_live_ranges_p.
27731 * ira-int.h (ira_assert): Always define.
27733 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27735 AVX Programming Reference (December, 2008)
27736 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27737 (_mm256_permute2_pd): Likewise.
27738 (_mm_permute2_ps): Likewise.
27739 (_mm256_permute2_ps): Likewise.
27740 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27741 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
27743 * config/i386/i386.c (ix86_builtins): Remove
27744 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
27745 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
27746 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
27747 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
27748 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
27749 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
27750 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
27751 __builtin_ia32_vpermil2ps256.
27752 (ix86_init_mmx_sse_builtins): Updated.
27753 (ix86_expand_args_builtin): Likewise.
27755 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27757 * pa.c (output_call): Relocate non-jump insns in the delay slot of
27758 long absolute calls when generating PA 2.0 code.
27760 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
27762 PR rtl-optimization/38583
27763 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
27765 * params.def (ira-max-conflict-table-size): New.
27767 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
27769 * ira.h (ira_conflicts_p): New external definition.
27771 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
27772 table. Report this. Return result of building.
27773 (ira_build_conflicts): Use ira_conflicts_p. Check result of
27774 building conflict table.
27776 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
27777 (ira_color): Use ira_conflicts_p.
27779 * global.c: Include ira.h.
27780 (pseudo_for_reload_consideration_p, build_insn_chain): Use
27783 * Makefile.in (global.o): Add ira.h.
27785 * ira-build.c (mark_all_loops_for_removal,
27786 propagate_some_info_from_allocno): New.
27787 (remove_unnecessary_allocnos): Call
27788 propagate_some_info_from_allocno.
27789 (remove_low_level_allocnos): New.
27790 (remove_unnecessary_regions): Add parameter. Call
27791 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
27792 parameter to remove_unnecessary_regions.
27793 (ira_build): Remove all regions but root if the conflict table was
27794 not built. Update conflict hard regs for allocnos crossing calls.
27796 * ira.c (ira_conflicts_p): New global.
27797 (ira): Define and use ira_conflicts_p.
27799 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27800 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
27801 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
27803 2009-01-06 Ben Elliston <bje@au.ibm.com>
27805 * gengtype-lex.l (YY_NO_INPUT): Define.
27807 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
27810 * c-common.c (handle_vector_size_attribute): Also reject
27811 BOOLEAN_TYPE types.
27813 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
27815 PR tree-optimization/38492
27816 * graphite.c (rename_map_elt, debug_rename_elt,
27817 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
27818 rename_map_elt_info, eq_rename_map_elts,
27819 get_new_name_from_old_name, bb_in_sese_p): Moved around.
27820 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
27821 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
27822 (sese_build_livein_liveouts): New.
27823 (new_sese, free_sese): New.
27824 (new_scop): Call new_sese.
27825 (free_scop): Call free_sese.
27826 (rename_variables_from_edge, rename_phis_end_scop): Removed.
27827 (register_old_new_names): Renamed register_old_and_new_names.
27828 (register_scop_liveout_renames, add_loop_exit_phis,
27829 insert_loop_close_phis, struct igp,
27830 default_liveout_before_guard, add_guard_exit_phis,
27831 insert_guard_phis, copy_renames): New.
27832 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
27833 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
27834 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
27835 (scop_adjust_phis_for_liveouts): New.
27836 (gloog): Call scop_adjust_phis_for_liveouts.
27838 * graphite.h (struct sese): Documented. Added fields liveout,
27839 num_ver and livein.
27840 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
27841 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
27842 (struct scop): Added field liveout_renames.
27843 (SCOP_LIVEOUT_RENAMES): New.
27845 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27847 PR tree-optimization/38510
27848 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
27849 (translate_clast): Call recompute_all_dominators before
27851 (gloog): Call recompute_all_dominators before graphite_verify.
27853 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27854 Jan Sjodin <jan.sjodin@amd.com>
27856 PR tree-optimization/38500
27857 * graphite.c (create_sese_edges): Call fix_loop_structure after
27860 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27862 * config.gcc: Add m32r*-*-rtems*.
27863 * config/m32r/rtems.h: New file.
27865 2009-01-05 Ben Elliston <bje@au.ibm.com>
27867 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27868 (.po.pox): Likewise.
27869 (po/gcc.pot): Likewise.
27871 2009-01-04 David S. Miller <davem@davemloft.net>
27873 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27874 (STARTING_FRAME_OFFSET): Always set to zero.
27876 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27878 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27879 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27880 fixed-point types, and vectors of the same.
27882 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27884 * config/mips/sync.md (*mb_barrier): Rename to...
27885 (*memory_barrier): ...this.
27887 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27889 * doc/extend.texi (Function Attributes): Move @cindex after @item
27890 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27891 and put in alphabetical order. Fix 'target' name and put in order.
27892 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27895 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27897 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27898 (memory_barrier): Expand as unspec instead of unspec_volatile.
27899 Remove mem:BLK from insn operands. Use Pmode scratch register.
27900 (*memory_barrier): Define as unspec instead of unspec_volatile.
27901 Use (match_dup 0) as input operand.
27903 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27904 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27905 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27906 scratch register. Remove operand 1.
27907 (*stbar): Define as unspec instead of unspec_volatile.
27908 Use (match_dup 0) as input operand, remove (const_int 8).
27909 (*membar): Define as unspec instead of unspec_volatile.
27910 Use (match_dup 0) as input operand, remove input operand 2.
27912 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27913 (memory_barrier): Expand as unspec instead of unspec_volatile.
27914 Remove mem:BLK from insn operands. Use Pmode scratch register.
27915 (*memory_barrier): Define as unspec instead of unspec_volatile.
27916 Use (match_dup 0) as input operand.
27918 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27919 Remove mem:BLK from insn operands. Use Pmode scratch register.
27920 Set volatile flag on operand 0.
27921 (*memory_barrier): New insn pattern.
27923 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27925 (*memory_barrier): Use (match_dup 0) as input operand.
27927 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27928 Remove mem:BLK from insn operands. Use Pmode scratch register.
27929 Set volatile flag on operand 0.
27930 (*mb_internal): New insn pattern.
27932 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27934 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27936 PR middle-end/38586
27937 * function.c (struct temp_slot): Move to the section of the file
27938 that deals with temp slots. Remove field 'address'.
27939 (temp_slot_address_table): New hash table of address -> temp slot.
27940 (struct temp_slot_address_entry): New struct, items for the table.
27941 (temp_slot_address_compute_hash, temp_slot_address_hash,
27942 temp_slot_address_eq, insert_temp_slot_address): Support functions
27944 (find_temp_slot_from_address): Rewrite to use the new hash table.
27945 (remove_unused_temp_slot_addresses): Remove addresses of temp
27946 slots that have been made available.
27947 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27948 worker function for remove_unused_temp_slot_addresses.
27949 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27950 Add the temp slot address to the address -> temp slot map.
27951 (update_temp_slot_address): Update via insert_temp_slot_address.
27952 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27953 (pop_temp_slots): Likewise.
27954 (init_temp_slots): Allocate the address -> temp slot map, or empty
27955 the map if it is already allocated.
27956 (prepare_function_start): Initialize temp slot processing.
27958 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27960 PR middle-end/38584
27961 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27962 Calculate the size of all stack vars assuming no packing of stack
27963 vars will happen, replacing a quadratic algorithm with a linear one.
27965 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27968 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27971 2009-01-03 Diego Novillo <dnovillo@google.com>
27973 * doc/contrib.texi: Update contributions.
27975 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27978 * builtins.c (fold_builtin_memory_op): Give up if either operand
27979 is volatile. Set srctype or desttype to non-qualified version
27983 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27984 and FUNCTION_DECLs.
27986 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27988 PR rtl-optimization/35805
27989 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27990 problem if fast dce is able to remove any instructions.
27991 * dce.c (dce_process_block): Fix dump message.
27993 2009-01-02 Mark Mitchell <mark@codesourcery.com>
27996 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
27998 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28000 PR middle-end/38690
28001 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28002 * tree-pretty-print.c (op_code_prio): New function.
28003 (op_prio): No longer static. Use op_code_prio.
28004 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28005 Use op_prio and op_code_prio to determine if () should be
28006 printed around operand(s) or not.
28008 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28009 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28010 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28011 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28012 pp_character instead of pp_string for single letter printing.
28014 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28016 * doc/extend.texi: Fix '#pragma GCC option' typo.
28018 2009-01-02 Richard Guenther <rguenther@suse.de>
28020 * doc/install.texi (--enable-checking): Mention different
28021 default for stage1.
28022 (--enable-stage1-checking): Document.
28024 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28026 PR middle-end/30142
28027 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28028 case to be an error.
28030 2009-01-02 Ben Elliston <bje@au.ibm.com>
28032 * config/fp-bit.h (pack_d): Constify argument.
28033 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28034 (isnan): Constify argument.
28036 (iszero): Likewise.
28037 (pack_d): Likewise.
28038 (_fpadd_parts): Constify return type.
28039 (_fpmul_parts): Likewise.
28040 (_fpdiv_parts): Likewise.
28042 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28045 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28046 warn about overwriting initializer with side-effects or
28047 -Woverride-init if !IMPLICIT.
28048 (output_init_element): Likewise. Pass IMPLICIT down to
28050 (process_init_element): Add IMPLICIT argument. Pass it down
28051 to output_init_element.
28052 (push_init_element, pop_init_level, set_designator): Adjust
28053 process_init_element callers.
28054 (set_nonincremental_init, set_nonincremental_init_from_string):
28055 Adjust add_pending_init callers.
28056 (output_pending_init_elements): Adjust output_init_element callers.
28057 * c-tree.h (process_init_element): Adjust prototype.
28058 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28059 process_init_element callers.
28062 Copyright (C) 2009 Free Software Foundation, Inc.
28064 Copying and distribution of this file, with or without modification,
28065 are permitted in any medium without royalty provided the copyright
28066 notice and this notice are preserved.