1 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
4 *lea_2_rex64): Move before *add<mode>_1 pattern.
6 2009-10-07 Jan Hubicka <jh@suse.cz>
8 * collect2.c (main): Add -fno-whole-program.
9 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
11 2009-10-07 Jan Hubicka <jh@suse.cz>
13 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones has
15 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
17 (cgraph_clone_node): Clear externally_visible flag for clones.
18 * cgraph.h (cgraph_only_called_directly_p,
19 cgraph_can_remove_if_no_direct_calls_p): New predicates.
20 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
21 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
22 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
23 ipcp_insert_stage): Likwise.
24 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
25 externally_visible flag.
26 (verify_cgraph_node): Verify that inline clones look right.
27 (process_function_and_variable_attributes): Do not set
28 externally_visible flags.
29 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
31 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
33 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
34 clear externally_visible when turning into inline clones
35 (cgraph_mark_inline_edge): Use new predicates.
36 (cgraph_estimate_growth): Likewise.
37 (cgraph_decide_inlining): Likewise.
38 * ipa.c (cgraph_postorder): Likewise.
39 (cgraph_remove_unreachable_nodes): Likewise; sanity check
40 that inline clones are not needed.
41 (cgraph_externally_visible_p): New predicate.
42 (function_and_variable_visibility): Add whole_program parameter;
43 always set externally_visible flag; handle COMDAT function
45 (local_function_and_variable_visibility): New function.
46 (gate_whole_program_function_and_variable_visibility): New function.
47 (whole_program_function_and_variable_visibility): New function.
48 (pass_ipa_whole_program_visibility): New function.
49 * passes.c (init_optimization_passes): Add whole program visibility
51 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
52 not care about needed/reachable flags.
53 * varpool.c: Include flags.h
54 (decide_is_variable_needed): When doing LTO assume whole-program mode.
55 (varpool_finalize_decl): When we are in LTO read-back, all variables
57 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
59 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
61 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
64 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
66 * config.gcc: Don't include the makefile fragments intended for
68 * config/s390/fixdfdi.h: File removed.
69 * config/s390/libgcc-glibc.ver: File removed.
70 * config/s390/s390.h: Remove the fixdfdi.h hack.
71 * config/s390/t-crtstuff: File moved to libgcc dir.
72 * config/s390/t-linux: Likewise.
73 * config/s390/t-tpf: libgcc specific parts removed.
74 * config/s390/t-linux64: Likewise.
76 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
78 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
79 (lto-compress.o): Likewise.
81 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
84 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
85 dllexport to class members here.
86 (i386_pe_determine_dllimport_p): Only check static class data for
88 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
89 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
90 functions for vague linkage.
91 (i386_pe_type_dllexport_p): Fix formatting.
92 (maybe_add_dllexport) New function.
93 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
96 2009-10-07 Ben Elliston <bje@au.ibm.com>
98 * config/rs6000/a2.md: Remove duplicated lines.
100 2009-10-07 Ben Elliston <bje@au.ibm.com>
102 * config.gcc (powerpc*-*-*): Handle a2.
103 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
104 * config/rs6000/a2.md: New file.
105 * config/rs6000/rs6000.opt (mno-update): New.
106 (mupdate): Return to using a mask, not a var.
107 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
108 (enum processor_type): Add PROCESSOR_PPCA2.
109 * config/rs6000/rs6000.c (ppca2_cost): New costs.
110 (rs6000_override_options): Add "a2" to processor_target_table.
111 Update rs6000_always_hint logic. Correctly set rs6000_cost for
113 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
116 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
119 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
120 reference to nonexistent gen_truncxfxf2 function.
122 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
124 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
125 (DWIH, g, di, doubleint_general_operand): New mode attributes.
126 (general_operand): Handle TI mode.
127 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
128 using SDWIM mode iterator.
129 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
130 pattern from *add{di,ti}3_1 patterns and corresponding splitters
131 using DWI mode iterator.
132 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
133 patterns using SWI mode iterator.
134 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
135 using SWI48 mode iterator.
136 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
137 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
138 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
139 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
140 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
141 using SDWIM mode iterator.
142 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
143 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
144 using DWI mode iterator.
145 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
146 patterns using SWI mode iterator.
147 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
148 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
149 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
150 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
151 patterns using plusminus code iterator.
152 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
153 sub<mode>3 patterns using plusminus code iterator.
154 * config/i386/i386.c (override_options): Update call to
155 gen_subdi_carry_rex64 for renamed function.
156 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
157 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
158 calls to instruction expanders.
160 2009-10-06 Martin Jambor <mjambor@suse.cz>
163 * opts.c (decode_options): Run IPA-SRA at -O2.
165 2009-10-06 Richard Guenther <rguenther@suse.de>
167 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
169 2009-10-06 Tobias Burnus <burnus@net-b.de>
172 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
173 -flto and -fwhole-program flags can be combined.
175 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
178 * gcc.c (process_command): Check that -o argument was specified.
180 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
182 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix
185 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
187 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
188 * doc/invoke.texi (Warning Options): Annotate allowed languages
189 for -Wunsuffixed-float-constants.
191 2009-10-05 Jakub Jelinek <jakub@redhat.com>
193 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
194 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
195 same name and isn't the main variant.
198 * dwarf2out.c (loc_by_reference): Removed.
199 (dw_loc_list_1): New function.
200 (dw_loc_list): Remove toplev argument, add want_address argument.
201 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
202 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
203 want_address == 2 to dw_loc_list. For successful dw_loc_list
204 set have_address to 1 only if want_address is not 0.
206 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
208 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
209 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
210 a code block followed by two pointers.
211 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
212 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
213 (MIPS_MOVE): Likewise.
214 (MIPS_LUI): Likewise.
216 (MIPS_BAL): Likewise.
217 (MIPS_NOP): Likewise.
218 (mips_asm_trampoline_template): Delete.
219 (mips_trampoline_code_size): New function.
220 (mips_trampoline_init): Add shorter sequences for all cases
221 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
222 Calculate the opcodes directly, rather than copying from a template.
223 Only flush the code part of the trampoline.
224 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
226 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
228 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
229 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
230 (INCOMING_RETURN_ADDR_RTX): Likewise.
231 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
233 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
234 with RETURN_ADDR_REGNUM.
235 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
236 * config/mips/mips.c (mips16_build_call_stub): Replace
237 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
238 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
239 (mips_print_operand_punctuation): Likewise.
240 (mips_frame_set): Likewise.
241 (mips16e_output_save_restore): Likewise.
242 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
243 (mips_save_reg_p): Likewise.
244 (mips_return_addr): Likewise.
245 (mips_set_return_address): Likewise.
246 (mips_direct_save_slot_move_p): Likewise.
247 (mips_output_function_prologue): Likewise.
248 (mips_restore_reg): Likewise.
249 (mips_expand_epilogue): Likewise.
250 (mips_epilogue_uses): Likewise.
251 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
252 (*mov<mode>_ra): Use it instead of a hard-coded 31.
253 (clear_hazard_<mode>): Likewise.
254 (call_internal): Likewise.
255 (call_internal_direct): Likewise.
256 (call_direct_split): Likewise.
257 (call_value_internal): Likewise.
258 (call_value_split): Likewise.
259 (call_value_internal_direct): Likewise.
260 (call_value_direct_split): Likewise.
261 (call_value_multiple_internal): Likewise.
262 (call_value_multiple_split): Likewise.
264 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
265 Jakub Jelinek <jakub@redhat.com>
267 PR rtl-optimization/41511
268 * combine.c (record_value_for_reg): Pass explicit values as argument
269 to get_last_value_validate.
270 (get_last_value_validate): Document INSN parameter.
271 For non-readonly MEMs, assume they might have been modified if INSN
272 was in another basic block.
273 (get_last_value): Minor reformatting.
275 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
278 * final.c (asm_str_count): Split out from asm_insn_count.
279 * rtl.h (asm_str_count): New prototype.
280 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
283 2009-10-05 Sriraman Tallam <tmsriram@google.com>
285 * doc/plugins.texi: Change plugin_pass to register_pass_info.
287 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
288 Rafael Espindola <espindola@google.com>
290 * gengtype.c (write_types): Moved call to write_func_for_structure
293 2009-10-05 Richard Guenther <rguenther@suse.de>
296 * lto-cgraph.c (output_cgraph): Output toplevel asms.
297 (input_cgraph_1): Input toplevel asms.
299 2009-10-05 Richard Guenther <rguenther@suse.de>
302 * lto-symtab.c (lto_compatible_attributes_p): Remove.
303 (external_aggregate_decl_p): Likewise.
304 (lto_symtab_compatible): Re-structure. Remove dead code.
305 For variables ignore toplevel qualifiers when comparing types.
306 Issue warnings, not errors for mismatched user-alignment.
308 2009-10-05 Richard Guenther <rguenther@suse.de>
312 * lto-symtab.c (struct lto_symtab_base_def): Remove.
313 (struct lto_symtab_identifier_def): Likewise.
314 (struct lto_symtab_decl_def): Likewise.
315 (struct lto_symtab_entry_def): New.
316 (lto_symtab_identifier_t): Rename to ...
317 (lto_symtab_entry_t): ... this.
318 (lto_symtab_decls): Remove.
319 (lto_symtab_base_hash): Rename to ...
320 (lto_symtab_entry_hash): ... this.
321 (lto_symtab_base_eq): Rename to ...
322 (lto_symtab_entry_eq): ... this.
323 (lto_symtab_base_marked_p): Rename to ...
324 (lto_symtab_entry_marked_p): ... this.
325 (lto_symtab_identifier_marked_p): Remove.
326 (lto_symtab_decl_marked_p): Likewise.
327 (lto_symtab_maybe_init_hash_tables): Rename to ...
328 (lto_symtab_maybe_init_hash_table): ... this.
329 (lto_symtab_set_resolution_and_file_data): Remove.
330 (lto_symtab_register_decl): New function.
331 (lto_symtab_get_identifier): Remove.
332 (lto_symtab_get): New function.
333 (lto_symtab_get_resolution): Adjust.
334 (lto_symtab_get_identifier_decl): Remove.
335 (lto_symtab_set_identifier_decl): Likewise.
336 (lto_symtab_merge_decl): Rename to ...
337 (lto_symtab_merge): ... this. Rewrite.
338 (lto_symtab_merge_var): Remove.
339 (lto_symtab_merge_fn): Likewise.
340 (lto_symtab_prevailing_decl): Adjust.
341 (lto_cgraph_replace_node): New function.
342 (lto_symtab_merge_decls_2): Likewise.
343 (lto_symtab_merge_decls_1): Likewise.
344 (lto_symtab_fixup_var_decls): Likewise.
345 (lto_symtab_resolve_symbols): Likewise.
346 (lto_symtab_merge_decls): Likewise.
347 (lto_symtab_prevailing_decl): Adjust.
348 (lto_symtab_get_symtab_def): Remove.
349 (lto_symtab_get_file_data): Likewise.
350 (lto_symtab_clear_resolution): Adjust.
351 (lto_symtab_clear_resolution): Likewise.
352 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
353 (input_cgraph_1): Likewise.
354 * lto-streamer-in.c (get_resolution): Do not provide fake
355 symbol resolutions here.
356 (deferred_global_decls): Remove.
357 (lto_register_deferred_decls_in_symtab): Likewise.
358 (lto_register_var_decl_in_symtab): Change signature, register
359 variable via lto_symtab_register_decl.
360 (lto_register_function_decl_in_symtab): Likewise.
361 (lto_read_tree): Adjust.
362 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
363 (lto_symtab_merge_var): Likewise.
364 (lto_symtab_merge_fn): Likewise.
365 (lto_symtab_register_decl): Declare.
366 (lto_symtab_merge_decls): Likewise.
368 2009-10-05 Richard Guenther <rguenther@suse.de>
370 PR tree-optimization/23821
371 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
372 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
373 simple IV increments.
375 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
377 * config/arm/arm.c (arm_override_options): Really initialize
378 flag_dwarf2_cfi_asm to 0.
380 2009-10-05 Doug Kwan <dougkwan@google.com>
382 PR rtl-optimization/41574
383 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
384 floating point and we are not doing unsafe math optimizations.
386 2009-10-03 Simon Baldwin <simonb@google.com>
387 Cary Coutant <ccoutant@google.com>
388 Rafael Espindola <espindola@google.com>
389 Richard Guenther <rguenther@suse.de>
390 Jan Hubicka <jh@suse.cz>
391 Doug Kwan <dougkwan@google.com>
392 H.J. Lu <hongjiu.lu@intel.com>
393 Bill Maddox <maddox@google.com>
394 Ryan Mansfield <rmansfield@qnx.com>
395 Diego Novillo <dnovillo@google.com>
396 Ollie Wild <aaw@google.com>
397 Kenneth Zadeck <zadeck@naturalbridge.com>
399 * lto-cgraph.c: New file.
400 * lto-compress.c: New file.
401 * lto-compress.h: New file.
402 * lto-opts.c: New file.
403 * lto-section-in.c: New file.
404 * lto-section-out.c: New file.
405 * lto-streamer-in.c: New file.
406 * lto-streamer-out.c: New file.
407 * lto-streamer.c: New file.
408 * lto-streamer.h: New file.
409 * lto-symtab.c: New file.
410 * lto-wpa-fixup.c: New file.
411 * lto-wrapper.c: New file.
413 2009-10-03 Simon Baldwin <baldwin@google.com>
414 Ben Elliston <bje@au.ibm.com>
415 Rafael Espindola <espindola@google.com>
416 Nathan Froyd <froydnj@codesourcery.com>
417 Jan Hubicka <jh@suse.cz>
418 Doug Kwan <dougkwan@google.com>
419 Diego Novillo <dnovillo@google.com>
420 Kenneth Zadeck <zadeck@naturalbridge.com>
422 * Makefile.in (enable_lto): New.
423 (site.exp): If @enable_lto@ is set to 'yes' define
425 (LINKER_PLUGIN_API_H): Define.
426 (LTO_SYMTAB_H): Define.
427 (LTO_STREAMER_H): Define.
428 (TREE_VECTORIZER_H): Define.
429 (INCLUDES): Add LIBELFINC.
430 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
431 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
432 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
434 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
435 (native): Add lto-wrapper$(exeext)
436 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
437 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
438 lto-symtab.o, lto-opts.o, lto-streamer.o,
439 lto-wpa-fixup.o): New rules.
440 (gimple.o): Add dependency on LTO_HEADER_H and
442 (varasm.o): Add dependency on tree-iterator.h.
443 (cgraph.o): Add dependency on cif-code.def.
444 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
445 (ipa-pure-const.o): Likewise.
446 (GTFILES): Add lto-symtab.c.
447 (install-lto-wrapper): New.
448 * configure.ac: If 'lto' is in enable_languages, define
449 ENABLE_LTO and enable_lto.
450 If LIBELFLIBS is set, define HAVE_libelf.
451 * config.in: Regenerate.
453 2009-10-03 Rafael Espindola <espindola@google.com>
454 Diego Novillo <dnovillo@google.com>
456 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
458 Call execute_ipa_summary_passes for all_regular_ipa_passes and
460 (cgraph_optimize): Make extern.
462 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
463 Kenneth Zadeck <zadeck@naturalbridge.com>
465 * toplev.c (in_lto_p): Declare.
466 * collect2.c (scan_prog_file): Read all the output when reading
468 (enum lto_mode_d): Declare.
470 2009-10-03 Richard Guenther <rguenther@suse.de>
471 Diego Novillo <dnovillo@google.com>
473 * gimple.c: Include target.h and alias.h.
474 (gimple_types): Declare.
475 (type_hash_cache): Declare.
476 (gimple_alloc_stat): Make extern.
477 (gimple_build_eh_must_not_throw): Call
478 gimple_eh_must_not_throw_set_fndecl.
479 (struct type_pair_d): Declare.
480 (type_pair_t): Declare.
481 (type_pair_hash): New.
483 (lookup_type_pair): New.
484 (gimple_force_type_merge): New.
485 (compare_type_names_p): New.
486 (compare_field_offset): New.
487 (gimple_types_compatible_p): New.
488 (struct sccs): Declare.
489 (next_dfs_num): Declare.
490 (iterative_hash_gimple_type): New.
492 (iterative_hash_type_name): New.
493 (iterative_hash_gimple_type): New.
494 (gimple_type_hash): New.
495 (gimple_type_eq): New.
496 (gimple_register_type): New.
497 (print_gimple_types_stats): New.
498 (gimple_signed_or_unsigned_type): New.
499 (gimple_unsigned_type): New.
500 (gimple_signed_type): New.
501 (gimple_get_alias_set): New.
502 (gimple_decl_printable_name): Do not use DMGL_TYPES.
503 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
504 (gimple_force_type_merge): Declare.
505 (gimple_types_compatible_p): Declare.
506 (gimple_register_type): Declare.
507 (print_gimple_types_stats): Declare.
508 (gimple_unsigned_type): Declare.
509 (gimple_signed_type): Declare.
510 (gimple_get_alias_set): Declare.
511 (gimple_eh_must_not_throw_set_fndecl): New.
513 2009-10-03 Jan Hubicka <jh@suse.cz>
514 Kenneth Zadeck <zadeck@naturalbridge.com>
516 * ipa-pure-const.c: Include lto-streamer.h.
517 (register_hooks): Factor out of ...
518 (generate_summary): ... here.
519 (pure_const_write_summary): New.
520 (pure_const_read_summary): New.
521 (pass_ipa_pure_const): Add pure_const_write_summary and
522 pure_const_read_summary.
523 * ipa-reference.c: Include lto-streamer.h.
524 (add_new_function): New.
525 (remove_node_data): New.
526 (duplicate_node_data): New.
527 (ipa_init): Guard against multiple calls.
528 Move hook setup from analyze_function.
529 (write_node_summary_p): New.
530 (ipa_reference_write_summary): New.
531 (ipa_reference_read_summary): New.
532 (pass_ipa_reference): Add ipa_reference_write_summary and
533 ipa_reference_read_summary.
534 * cgraph.h (cgraph_local_info): Add field lto_file_data.
535 (struct cgraph_edge): Add fields lto_stmt_uid and
536 call_stmt_cannot_inline_p.
537 (cgraph_optimize): Declare.
538 (cgraph_decide_is_function_needed): Declare.
539 (reset_inline_failed): Declare.
540 (enum LTO_cgraph_tags): Declare.
541 (LTO_cgraph_tag_names): Declare.
542 (LCC_NOT_FOUND): Define.
544 2009-10-03 Doug Kwan <dougkwan@google.com>
545 Rafael Espindola <espindola@google.com>
546 Jan Hubicka <jh@suse.cz>
547 Diego Novillo <dnovillo@google.com>
548 Kenneth Zadeck <zadeck@naturalbridge.com>
550 * passes.c (all_regular_ipa_passes): New.
551 (all_ipa_passes): Rename to all_small_ipa_passes.
552 (init_optimization_passes): Init all_regular_ipa_passes.
553 * tree-pass.h (all_regular_ipa_passes): New.
554 (all_ipa_passes): Rename to all_small_ipa_passes.
555 * passes.c (all_lto_gen_passes): New.
556 (init_optimization_passes): Initialize all_lto_gen_passes.
557 (execute_ipa_summary_passes): Make non-static.
558 (ipa_write_summaries_1): New.
559 (ipa_write_summaries_2): New.
560 (ipa_write_summaries): New.
561 (ipa_write_summaries_of_cgraph_node_set): New.
562 (ipa_read_summaries_1): New.
563 (ipa_read_summaries): New.
564 (execute_ipa_pass_list): Call cgraph_process_new_functions.
565 (execute_regular_ipa_pass_list): Remove.
566 (init_optimization_passes): Schedule
567 pass_rebuild_cgraph_edges and pass_early_inline outside
568 of pass_all_early_optimizations. Document reason.
569 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
570 pass_ipa_lto_finish_out): New pass.
571 (pass_ipa_summary_passes): Start and stop timers if the pass
573 (execute_all_ipa_transforms): New.
574 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
575 (dump_properties, debug_properties): New.
576 * tree-optimize.c (gate_all_early_local_passes): Return
577 false if we are in lto1.
578 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
579 * tree-pass.h (execute_all_ipa_transforms): Declare.
580 (pass_ipa_function_and_variable_visibility): Declare.
581 (pass_ipa_early_inline): Declare.
582 (pass_ipa_lto_gimple_out): Declare.
583 (pass_ipa_lto_wpa_fixup): Declare.
584 (pass_ipa_lto_finish_out): Declare.
585 (all_small_ipa_passes, all_regular_ipa_passes,
586 all_lto_gen_passes): Declare.
587 (execute_ipa_summary_passes): Declare.
588 (execute_all_ipa_transforms): Declare.
589 (ipa_write_summaries): Declare
590 (ipa_write_summaries_of_cgraph_node_set): Declare.
591 (ipa_read_summaries): Declare.
593 2009-10-03 Doug Kwan <dougkwan@google.com>
594 Ollie Wild <aaw@google.com>
596 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
599 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
600 (lto_mode): New variable.
601 (maybe_run_lto_and_relink): Handle the -fwpa option.
602 (main): Handle the -fwpa option.
603 (maybe_unlink_list): New function.
604 * gcc.c (link_lto_options): Replace -flto with -fwpa.
605 * common.opt (flto): New flag.
606 * toplev.c (flag_generate_lto): Declare.
608 2009-10-03 Simon Baldwin <simonb@google.com>
610 * common.opt (flto-compression-level): New flag.
612 * opts.c: Include lto-opts.h.
613 (handle_option): Call lto_register_user_option for each
614 valid option handled.
615 * (decode_options): Clear registered options before the options
618 2009-10-03 Cary Coutant <ccoutant@google.com>
620 * collect2.c (is_elf): New function.
621 (scan_prog_file): Require LTO object to be in ELF format.
623 2009-10-03 Rafael Espindola <espindola@google.com>
625 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
626 libgcc to the linker.
628 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
631 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
632 (collect_execute): Add flags argument. Pass flags to pex_run. Update
634 * collect2.h (collect_execute): Add flags argument.
635 * tlink.c (tlink_execute): Update call to collect_execute.
636 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
637 (use_linker_plugin): New.
638 (use_linker_plugin_spec_function): New.
639 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
640 (linker_plugin_file_spec): New.
641 (lto_wrapper_spec): New.
643 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
644 (static_spec_functions): Add use-linker-plugin.
645 (process_command): Handle -use-linker-plugin.
646 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
647 linker_plugin_file_spec and lto_gcc_spec.
648 (use_linker_plugin_spec_function): New.
650 2009-10-03 Richard Guenther <rguenther@suse.de>
654 * tree.h (is_lang_specific): Include LANG_TYPE.
655 * tree.c (find_decls_types_r): Manually add interesting parts
656 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
658 * gimple.c (type_pair_hash): Make symmetric.
659 (type_pair_eq): Likewise.
660 (lookup_type_pair): Increase initial hashtable size.
661 (gimple_force_type_merge): Rely on type-pair symmetry.
662 (visit): Remove excessive checking code.
663 (iterative_hash_type_name): Do not hash TYPE_NAME of
665 (gimple_register_type): Remove getenv calls, shrink initial
669 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
670 inline functions if not generating lto output.
673 * toplev.c (finalize): In WPA mode remove the asm file.
675 2009-10-03 Doug Kwan <dougkwan@google.com>
677 * ipa-inline.c (cgraph_mark_inline): Check
678 edge->call_stmt_cannot_inline_p instead of calling
679 gimple_call_cannot_inline_p.
680 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
681 (cgraph_gate_ipa_early_inlining): Return false if
683 (inline_generate_summary): Do nothing in LTRANS.
684 * cgraph.c (initialize_inline_failed): Make sure
685 e->call_stmt exists before calling
686 gimple_call_cannot_inline_p.
687 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
688 (cgraph_clone_edge): Add argument STMT_UID. Modify all
690 Update new_edge->lto_stmt_uid.
691 * cgraphbuild.c (reset_inline_failed): New.
693 * common.opt (fwpa): New flag.
694 (fltrans): New option.
695 * gcc.c (gcc_lto_option_t): New type.
696 (current_lto_option): New variable.
697 (lto_single_spec_function): Remove and is replaced by ..
698 (lto_option_spec_function): New function.
699 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
700 passing the -flto flag.
701 (cc1_options): Separate non-LTO related parts into ..
702 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
703 (lto1_options): New spec for lto FE.
704 (link_lto_options): New spec for handling LTO flags in linker.
705 (invoke_lto_single): Re-format to fit in 80 column. Replace
706 lto-single with lto-option.
707 (static_specs): Add cc1_non_lto_options, lto1_options and
709 (static_spec_function): Replace lto-single with lto-option.
710 (process_command): Handle -flto, -fwpa and -fltran
711 by setting current_lto_option and not passing it to subprocess
714 2009-10-03 Bill Maddox <maddox@google.com>
716 Add `gcc' driver support for link-time code generation (LTO).
718 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
719 (lto_flag, lto_objects, lto_o_file): New variables.
720 (struct lto_object, struct lto_object_list): New structures.
721 (collect_exit, handler): Remove LTO temporary output file on exit.
722 (add_lto_object): New function.
723 (maybe_run_lto_and_relink): New function. Perform link time code
724 generation and relinking for object files containing LTO information.
725 (main): Invoke maybe_run_lto_and_relink().
726 (dump_argv): New function. For debugging, currently disabled.
727 (scan_prog_file): Add LTO information pass.
728 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
730 * toplev.c (compile_file): Emit assembler directive to create
731 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
733 2009-10-03 Diego Novillo <dnovillo@google.com>
735 * c.opt: Add LTO to warn_abi and warn_psabi.
737 * tree.c (fld_worklist_push): Rename from PUSH.
738 Convert to static inline function.
739 Ignore language-specific nodes.
741 (find_decls_types_r): Do not traverse the subtrees of
742 language-specific nodes.
743 Do not traverse DECL_INITIAL for TYPE_DECLs.
744 * tree.h (is_lang_specific): New.
745 * langhooks.h (struct lang_hooks_for_decls): Remove
746 may_need_assembler_name_p. Update all users.
748 * c-common.c (set_builtin_user_assembler_name): Move ...
749 * builtins.c (set_builtin_user_assembler_name): ... here.
750 (is_builtin_name): Add comment
751 (is_builtin_fn): New.
752 * except.c (output_ttype): Only call
753 lookup_type_for_runtime if TYPE is not a runtime type.
755 * passes.c (register_pass): Call position_pass on
756 all_small_ipa_passes, all_regular_ipa_passes and
758 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
759 (TV_IPA_LTO_DECL_IO): Define.
760 (TV_IPA_LTO_CGRAPH_IO): Define.
762 (TV_WHOPR_WPA): Define.
763 (TV_WHOPR_WPA_IO): Define.
764 (TV_WHOPR_LTRANS): Define.
765 (TV_WHOPR_WPA_FIXUP): Define.
766 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
767 * tree-cfg.c (tree_node_can_be_shared): Make extern.
768 * tree-flow.h (tree_node_can_be_shared): Declare.
769 * tree-inline.c (tree_can_inline_p): Check that E has a
770 statement associated with it.
771 * tree.c (free_lang_data_in_binf): Factor out of ...
772 (free_lang_data_in_type): ... here.
773 Call RECORD_OR_UNION_TYPE_P.
774 (need_assembler_name_p): Ignore DECL if it does not have
776 Call lang_hooks.decls.may_need_assembler_name_p if set.
777 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
779 (free_lang_data): Set debug_info_level to
781 Set write_symbols to NO_DEBUG.
782 Set debug_hooks to do_nothing_debug_hooks.
783 (gate_free_lang_data): Return true if flag_generate_lto
785 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
786 * c-common.h (set_builtin_user_assembler_name): Move ...
787 * tree.h (set_builtin_user_assembler_name): ... here.
789 * common.opt (flto-report): New flag.
790 * opts.c (complain_wrong_lang): Do not complain if
792 * collect2.c (scan_prog_file): Send the error output of
793 'nm' to HOST_BIT_BUCKET.
795 2009-10-03 Ollie Wild <aaw@google.com>
797 * langhooks-def.h (lhd_begin_section): New function declaration.
798 (lhd_write_section): New function declaration.
799 (lhd_end_section): New function declaration.
800 (LANG_HOOKS_BEGIN_SECTION): New macro.
801 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
802 (LANG_HOOKS_END_SECTION): New macro.
803 (LANG_HOOKS_LTO): New macro.
804 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
805 * langhooks.c (output.h): Add include.
806 (saved_section): New static variable.
807 (lhd_begin_section): New function.
808 (lhd_write_section_data): New function.
809 (lhd_end_section): New function.
810 * langhooks.h (struct lang_hooks_for_lto): New structure.
811 (struct lang_hooks): Add member lto.
812 * Makefile.in (langhooks.o): Add dependency on output.h.
814 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
816 2009-10-03 Richard Guenther <rguenther@suse.de>
818 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
821 2009-10-03 Simon Baldwin <simonb@google.com>
822 Richard Guenther <rguenther@suse.de>
823 Janis Johnson <janis187@us.ibm.com>
824 Doug Kwan <dougkwan@google.com>
825 Diego Novillo <dnovillo@google.com>
826 Ramana Radhakrishnan <ramana.r@gmail.com>
827 Ollie Wild <aaw@google.com>
829 * doc/install.texi: Add documentation for libelf and --enable-lto.
830 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
831 -fltrans, -flto-report, -flto-compression-level and
833 * doc/sourcebuild.texi: Document use of zlib.
835 Add section for LTO Testing.
837 2009-10-02 Cary Coutant <ccoutant@google.com>
839 Add support for comdat type sections for DWARF v4. Merge from dwarf4
841 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
842 (dw_die_ref): Define vector type.
843 (enum dw_val_class): Add dw_val_class_data8.
844 (struct dw_val_struct): Add v.val_data8.
845 (comdat_type_node_ref): New type.
846 (struct die_struct): Move die_symbol into a union; add new field
847 die_type_node. Change all uses.
848 (comdat_type_node): New type.
849 (skeleton_chain_node): New type.
850 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
851 (comdat_type_list): New variable.
852 (dwarf_tag_name): Add DW_TAG_type_unit.
853 (dwarf_attr_name): Add DW_AT_signature.
854 (add_AT_data8): New function.
855 (replace_child): New function.
856 (move_all_children): New function.
857 (print_signature): New function.
858 (print_die): Print signature information; add dw_val_class_data8.
859 (attr_checksum): Support dw_val_class_data8.
860 (CHECKSUM_STRING): Redefine for DWARF-4 to include
862 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
863 (checksum_sleb128, checksum_uleb128): New functions.
864 (checksum_die_context): New function.
865 (loc_checksum_ordered): New function.
866 (attr_checksum_ordered): New function.
867 (struct checksum_attributes): New structure.
868 (collect_checksum_attributes): New function.
869 (die_checksum_ordered): New function.
870 (generate_type_signature): New function.
871 (same_dw_val_p): Add dw_val_class_data8.
872 (is_symbol_die): Use new is_declaration_die function.
873 (is_declaration_die): New function.
874 (should_move_die_to_comdat): New function.
875 (clone_die): New function.
876 (clone_tree): New function.
877 (clone_as_declaration): New function.
878 (copy_declaration_context): New function.
879 (generate_skeleton_ancestor_tree): New function.
880 (generate_skeleton_bottom_up): New function.
881 (generate_skeleton): New function.
882 (remove_child_or_replace_with_skeleton): New function.
883 (break_out_comdat_types): New function.
884 (struct decl_table_entry): New type.
885 (htab_decl_hash): New function.
886 (htab_decl_eq): New function.
887 (htab_decl_del): New function.
888 (copy_ancestor_tree): New function.
889 (copy_decls_walk): New function.
890 (copy_decls_for_unworthy_types): New function.
891 (build_abbrev_table): Don't assert on missing die_symbol when doing
892 comdat type sections.
893 (size_of_die): Use DW_FORM_sig8 for external references; Add
895 (unmark_dies): Don't assert for unmarked dies when doing comdat
897 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
898 (output_signature): New function.
899 (output_die): Likewise.
900 (output_compilation_unit_header): Mark output as DWARF version 3
901 even if generating DWARF 4.
902 (output_comdat_type_unit): New function.
903 (output_line_info): Mark output as DWARF version 3 even if generating
905 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
907 (dwarf2out_end_source_file): Likewise.
908 (prune_unused_types_walk_attribs): Don't follow references into
909 comdat type sections.
910 (prune_unused_types_mark): When generating type units, do not mark
911 children of non-defining declarations of types; do mark children of
913 (prune_unused_types): Process comdat type sections.
914 (htab_ct_hash): New function.
915 (htab_ct_eq): New function.
916 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
917 Add a pointer to the line table from type unit entries so
918 DW_AT_decl_file has meaning.
919 * varasm.c (default_elf_asm_named_section): Use identifier name as
920 comdat key instead of lang hook.
922 2009-10-02 Neil Vachharajani <nvachhar@google.com>
924 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
926 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
928 * config/i386/i386.md (SWIM248): New mode iterator.
929 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
930 divmodhi4 patterns using SWIM248 macro.
931 (*divmod<mode>4): Macroize insn_and_split pattern from
932 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
933 and their corresponding splitters usign SWIM248 macro. Split SImode
934 insn to generate cltd and DImode insn to generate cqto instead of
935 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
936 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
937 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
938 *divmodsi_noext patterns using SWIM248 macro.
939 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
940 udivmodhi4 patterns using SWIM248 macro.
941 (*udivmod<mode>4): Macroize insn_and_split pattern from
942 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
943 corresponding splitters using SWIM248 macro.
944 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
945 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
947 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
949 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
950 of zero-sized element is zero-sized regardless of its extent.
952 2009-10-02 Jakub Jelinek <jakub@redhat.com>
955 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
956 * configure: Regenerated.
957 * config.in: Regenerated.
958 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
959 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
960 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
961 not emitting .eh_frame, emit .cfi_sections .debug_frame
966 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
967 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
969 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
970 vars use DECL_RTL with resetting it back to NULL afterwards.
971 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
972 rtx_equal_p instead of asserting it is a SYMBOL_REF.
973 (value_format): For dw_val_class_addr only use DW_FORM_addr if
974 the attribute type allows it, otherwise use DW_FORM_dataN.
975 (mem_loc_descriptor): Handle CONST_STRING.
976 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
977 Handle MEM with CONST_STRING address using add_AT_string.
978 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
979 CONST_STRING for const arrays initialized with a string literal.
980 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
981 (dwarf2out_finish): Call resolve_addr.
983 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
984 Maxim Kuvyrkov <maxim@codesourcery.com>
986 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
988 2009-10-02 Nick Clifton <nickc@redhat.com>
990 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
991 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
993 2009-10-01 Jan Hubicka <jh@suse.cz>
995 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
996 (cgraph_create_virtual_clone): Just pass redirect_callers
998 * cgraph.h (cgraph_clone_node): Update prototype.
999 * ipa-pure-const.c (self_recursive_p): New function.
1000 (propagate): Use it.
1001 * ipa-inline.c (cgraph_clone_inlined_nodes,
1002 cgraph_decide_recursive_inlining): Update.
1004 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1006 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1007 instructions for TARGET_OCTEON.
1009 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1011 * config/arm/arm.c (arm_override_options): Turn off
1012 flag_dwarf2_cfi_asm for AAPCS variants.
1014 2009-10-01 Martin Jambor <mjambor@suse.cz>
1017 * tree-sra.c (convert_callers): Do not call
1018 compute_inline_parameters on one caller more than once.
1020 2009-10-01 Nick Clifton <nickc@redhat.com>
1022 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1023 an empty string if not already defined.
1025 2009-10-01 Martin Jambor <mjambor@suse.cz>
1028 * tree-sra.c (is_va_list_type): New function.
1029 (find_var_candidates): Call is_va_list_type.
1030 (find_param_candidates): Check that the type or the type pointed
1031 to are not va_list types.
1033 2009-10-01 Martin Jambor <mjambor@suse.cz>
1036 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1037 DECL_ARTIFICIAL (param_decl) is true.
1039 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1041 * tree.h (tree_decl_common::lang_flag_8): New.
1042 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1044 * c-common.h (RID_CONSTEXPR): New.
1046 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1048 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1049 Use ref-all pointers.
1050 (alpha_gimplify_va_arg): Ditto.
1052 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1055 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1056 before insn counting loop now that BB_END (bb) is counted. Ensure
1057 the return value isn't zero.
1059 2009-09-30 Nick Clifton <nickc@redhat.com>
1061 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1062 with separate definitions of c_target_objs and cxx_target_objs.
1063 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1065 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1066 sh_symbian_import_export_class.
1067 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1068 * config/sh/symbian.c: Delete, moving code into...
1069 * config/sh/symbian-base.c: ... here
1070 * config/sh/symbian-c.c: ... and here
1071 * config/sh/symbian-cxx.c: ... and here.
1073 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1076 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1077 of plus RTX into register.
1079 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1081 * doc/install.texi: Linguistic and markup fixes.
1082 (Configuration) <--disable-cpp>: Remove description.
1083 <--enable-maintainer-mode>: Autotools files are affected, too.
1084 <--with-sysroot>: Improve description.
1085 (Building): Bump required GNU make version.
1087 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1089 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1090 (x86_64-*-*): Ditto.
1092 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1093 intrinisics for FMA4.
1094 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1095 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1096 Add FMA4 check and fma4intrin.h.
1097 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1099 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1100 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1101 constant for FMA4 support.
1102 (UNSPEC_FMA4_FMADDSUB): Ditto.
1103 (UNSPEC_FMA4_FMSUBADD): Ditto.
1104 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1105 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1106 (ix86_expand_fma4_multiple_memory): Ditto.
1107 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1108 (OPTION_MASK_ISA_FMA4_UNSET): New.
1109 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1110 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1111 (ix86_handle_option): Handle -mfma4.
1112 (isa_opts): Handle -mfma4.
1113 (enum pta_flags): Add PTA_FMA4.
1114 (override_options): Add FMA4 support.
1115 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1116 (IX86_BUILTIN_VFMADDSD): Ditto.
1117 (IX86_BUILTIN_VFMADDPS): Ditto.
1118 (IX86_BUILTIN_VFMADDPD): Ditto.
1119 (IX86_BUILTIN_VFMSUBSS): Ditto.
1120 (IX86_BUILTIN_VFMSUBSD): Ditto.
1121 (IX86_BUILTIN_VFMSUBPS): Ditto.
1122 (IX86_BUILTIN_VFMSUBPD): Ditto.
1123 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1124 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1125 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1126 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1127 (IX86_BUILTIN_VFNMADDSS): Ditto.
1128 (IX86_BUILTIN_VFNMADDSD): Ditto.
1129 (IX86_BUILTIN_VFNMADDPS): Ditto.
1130 (IX86_BUILTIN_VFNMADDPD): Ditto.
1131 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1132 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1133 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1134 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1135 (IX86_BUILTIN_VFMADDPS256): Ditto.
1136 (IX86_BUILTIN_VFMADDPD256): Ditto.
1137 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1138 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1139 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1140 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1141 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1142 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1143 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1144 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1145 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1146 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1147 (enum multi_arg_type): New enum for describing the various FMA4
1148 intrinsic argument types.
1149 (bdesc_multi_arg): New table for FMA4 intrinsics.
1150 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1151 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1153 (ix86_expand_builtin): Add FMA4 intrinsic support.
1154 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1155 operand instructions.
1156 (ix86_expand_fma4_multiple_memory): New function to split the
1157 second memory reference from FMA4 instructions.
1158 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1159 (ssemodesuffixf2s): Ditto.
1160 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1162 (fma4_fmsub<mode>4): Ditto.
1163 (fma4_fnmadd<mode>4): Ditto.
1164 (fma4_fnmsub<mode>4): Ditto.
1165 (fma4_vmfmadd<mode>4): Ditto.
1166 (fma4_vmfmsub<mode>4): Ditto.
1167 (fma4_vmfnmadd<mode>4): Ditto.
1168 (fma4_vmfnmsub<mode>4): Ditto.
1169 (fma4_fmadd<mode>4256): Ditto.
1170 (fma4_fmsub<mode>4256): Ditto.
1171 (fma4_fnmadd<mode>4256): Ditto.
1172 (fma4_fnmsub<mode>4256): Ditto.
1173 (fma4_fmaddsubv8sf4): Ditto.
1174 (fma4_fmaddsubv4sf4): Ditto.
1175 (fma4_fmaddsubv4df4): Ditto.
1176 (fma4_fmaddsubv2df4): Ditto.
1177 (fma4_fmsubaddv8sf4): Ditto.
1178 (fma4_fmsubaddv4sf4): Ditto.
1179 (fma4_fmsubaddv4df4): Ditto.
1180 (fma4_fmsubaddv2df4): Ditto.
1181 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1182 instructions for intrinsics.
1183 (fma4i_fmsub<mode>4): Ditto.
1184 (fma4i_fnmadd<mode>4): Ditto.
1185 (fma4i_fnmsub<mode>4): Ditto.
1186 (fma4i_vmfmadd<mode>4): Ditto.
1187 (fma4i_vmfmsub<mode>4): Ditto.
1188 (fma4i_vmfnmadd<mode>4): Ditto.
1189 (fma4i_vmfnmsub<mode>4): Ditto.
1190 (fma4i_fmadd<mode>4256): Ditto.
1191 (fma4i_fmsub<mode>4256): Ditto.
1192 (fma4i_fnmadd<mode>4256): Ditto.
1193 (fma4i_fnmsub<mode>4256): Ditto.
1194 (fma4i_fmaddsubv8sf4): Ditto.
1195 (fma4i_fmaddsubv4sf4): Ditto.
1196 (fma4i_fmaddsubv4df4): Ditto.
1197 (fma4i_fmaddsubv2df4): Ditto.
1198 (fma4i_fmsubaddv8sf4): Ditto.
1199 (fma4i_fmsubaddv4sf4): Ditto.
1200 (fma4i_fmsubaddv4df4): Ditto.
1201 (fma4i_fmsubaddv2df4): Ditto.
1203 * doc/invoke.texi (-mfma4): Add documentation.
1204 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1206 2009-09-29 Richard Henderson <rth@redhat.com>
1208 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1209 an edge to the new destination block.
1211 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1214 * pa.c (hppa_profile_hook): Use
1215 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1217 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1218 Alexander Monakov <amonakov@ispras.ru>
1221 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1222 (not_postinc_memory_operand): New.
1223 (not_postinc_move_operand): New.
1224 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1225 (*cmovsi_internal): Ditto.
1227 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1229 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1230 restrict issue_rate in first pass when scheduling for register
1233 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1234 Rafael Avila de Espindola <espindola@google.com>
1236 * gengtype.c (plugin_output): New.
1237 (get_output_file_with_visibility): Return plugin_output for plugins.
1238 (main): Parse and use the -P option.
1239 * gty.texi: Update the command line format.
1241 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1244 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1246 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1247 out if !const_ok_for_output.
1250 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1251 case VAR_LOCATION>: Remove gcc_unreachable ().
1253 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1255 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1256 (x86_64-*-*): Ditto.
1257 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1258 back to smmintrin.h.
1259 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1260 * config/i386/x86intrin.h: Remove SSE5.
1261 * config/i386/mmintrin-common.h: Delete file.
1262 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1264 2009-09-29 Richard Guenther <rguenther@suse.de>
1266 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1267 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1269 2009-09-29 Nick Clifton <nickc@redhat.com>
1271 * function.c (current_function_name): If there is no current
1272 function just return "<none>".
1274 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1276 * tree-pass.h (register_pass_info): New structure.
1277 (pass_positioning_ops): Move enum from gcc-plugin.h.
1278 (register_pass): New function.
1279 * gcc-plugin.h (plugin_pass): Delete structure.
1280 (pass_positioning_ops): Delete enum.
1281 * plugin.c (regsiter_pass): Delete function.
1282 (position_pass): Delete function.
1283 (added_pass_nodes): Delete variable.
1284 (prev_added_pass_nodes): Delete variable.
1285 (pass_list_node): Delete structure.
1286 * passes.c (make_pass_instance): New function.
1287 (next_pass_1): Change to call make_pass_instance.
1288 (pass_list_node): Move structure from gcc-plugin.h.
1289 (added_pass_nodes): Move variable from plugin.c.
1290 (prev_added_pass_nodes): Move variable from plugin.c.
1291 (position_pass): New function.
1292 (register_pass): New function.
1294 2009-09-28 Easwaran Raman <eraman@google.com>
1296 * ifcvt.c (noce_try_abs): Recognize pattern and call
1297 expand_one_cmpl_abs_nojump.
1298 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1299 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1301 2009-09-28 Ian Lance Taylor <iant@google.com>
1304 * c-opts.c (c_common_handle_option): Don't set
1305 warn_jump_misses_init for -Wall.
1306 * doc/invoke.texi (Warning Options): Update documentation.
1308 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1310 * Makefile.in ($(out_object_file)): Depend on
1311 gt-$(basename $(notdir $(out_file))).h.
1313 2009-09-28 Richard Henderson <rth@redhat.com>
1315 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1316 * except.c (gen_eh_region): Set it.
1317 (duplicate_eh_regions_1): Copy it.
1318 * tree-eh.c (lower_resx): Use it to determine which function
1321 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1322 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1323 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1324 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1325 BUILT_IN_CXA_END_CLEANUP if necessary.
1327 * c-common.c (c_define_builtins): Update call to
1328 build_common_builtin_nodes.
1330 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1332 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1334 2009-09-28 Michael Matz <matz@suse.de>
1336 * builtins.c (interclass_mathfn_icode): New helper.
1337 (expand_builtin_interclass_mathfn): Use it here, and split folding
1339 (fold_builtin_interclass_mathfn): ... this new folder.
1340 (build_call_nofold_loc): New static helper.
1341 (build_call_nofold): New wrapper macro for above.
1342 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1343 (expand_builtin_pow): Ditto.
1344 (expand_builtin_memset_args): Ditto.
1345 (expand_builtin_printf): Ditto.
1346 (expand_builtin_fprintf): Ditto.
1347 (expand_builtin_sprintf): Ditto.
1348 (expand_builtin_memory_chk): Ditto.
1349 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1350 (expand_builtin_stpcpy): Ditto.
1351 (expand_builtin_strcmp): Ditto.
1352 (expand_builtin_strncmp): Ditto.
1353 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1354 (expand_builtin_strcpy_args): Don't call folders.
1355 (expand_builtin_memcmp): Ditto.
1356 (expand_builtin_strncpy): Ditto, and use target.
1357 (expand_builtin_memcpy): Ditto.
1358 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1359 expand_builtin_strpbrk, expand_builtin_memmove,
1360 expand_builtin_memmove_args, expand_builtin_bcopy,
1361 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1362 expand_builtin_strspn, expand_builtin_strcspn,
1363 expand_builtin_fputs): Remove these.
1364 (expand_builtin): Don't call the above, change calls to other
1365 expanders that changed prototype.
1366 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1367 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1368 fold_builtin_interclass_mathfn.
1369 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1370 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1372 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1373 * passes.c (init_optimization_passes): Move pass_fold_builtins
1374 after last phiopt pass.
1375 * tree-inline.c (fold_marked_statements): When folding builtins
1376 iterate over all instruction potentially generated.
1377 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1379 (fold_gimple_call): Use it to always fold calls (into potentially
1380 multiple instructions).
1381 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1382 calls into zero at this time.
1383 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1384 statements generated by builtin folding.
1386 2009-09-28 Nick Clifton <nickc@redhat.com>
1388 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1391 2009-09-28 Duncan Sands <baldrick@free.fr>
1393 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1394 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1395 (register_callback): Dispatch it.
1396 (invoke_plugin_callbacks): Incorporate in sanity check.
1397 * ggc.h (ggc_register_cache_tab): Add declaration.
1398 * ggc-common.c (ggc_register_root_tab): Simplify.
1399 (const_ggc_cache_tab_t): New typedef.
1400 (extra_cache_vec): New vector of dynamically added cache tables.
1401 (ggc_register_cache_tab): New function.
1402 (ggc_scan_cache_tab): New function.
1403 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1404 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1406 2009-09-27 Richard Henderson <rth@redhat.com>
1408 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1409 which we remove __builtin_stack_restore.
1411 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1413 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1414 to test for GRD_INVARIANT.
1415 (simple_rhs_p): Anything that's function_invariant_p is fine.
1417 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1419 * gengtype.c (main): Use plunge_files instead of plugin_output.
1421 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1422 Rafael Avila de Espindola <espindola@google.com>
1424 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1425 Don't print pch related info if it is false.
1426 (main): Don't print pch info in plugin mode.
1428 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1430 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1431 with dw_val_class_const_double.
1432 (struct dw_val_struct): Replace val_long_long with val_double and
1433 adjust for above change.
1434 (output_loc_operands): Likewise.
1435 (add_AT_long_long): Rename into...
1436 (add_AT_double): ...this.
1437 (print_die): Replace dw_val_class_long_long with
1438 dw_val_class_const_double and adjust.
1439 (attr_checksum): Likewise.
1440 (same_dw_val_p): Likewise.
1441 (size_of_die): Likewise.
1442 (value_format): Likewise.
1443 (output_die): Likewise.
1444 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1445 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1446 instead of add_AT_long_long.
1447 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1448 value with the precision of its type.
1450 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1453 * c-typeck.c (build_conditional_expr): Use the readonly and
1454 volatile flags of the operand types, not of the operands itself.
1456 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1458 collect2.c (main): Look for -brtl before adding libraries.
1460 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1462 * config.gcc: Update OpenBSD targets.
1463 * config/openbsd-stdint.h: New file.
1464 * config/openbsd-libpthread.h: New file.
1465 * config/openbsd.h: Update and break out LIB_SPEC definition.
1466 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1467 * config/i386/openbsdelf.h: Correct types.
1468 * config/m68k/openbsd.h: Likewise.
1469 * config/mips/openbsd.h: Likewise.
1470 * config/vax/openbsd.h: Likewise.
1472 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1474 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1475 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1476 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1477 of the length and zero.
1479 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1481 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1482 (FLAGS_H): Add options.h $(REAL_H).
1483 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1484 (TREE_VECTORIZER_H): New.
1485 (EBITMAP_H): Renamed from EBIMAP_H.
1486 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1487 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1488 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1489 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1490 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1491 (graphite-clast-to-gimple.o, graphite-dependences.o)
1492 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1493 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1494 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1495 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1496 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1497 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1498 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1499 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1500 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1501 updated and fixed as per above changes and per
1502 check_makefile_deps.sh output.
1505 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1506 * configure: Regenerate.
1508 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1510 * doc/install.texi: Update minimum MPC version to 0.7.
1512 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1514 * doc/install.texi (Binaries): Remove reference to the binary
1515 distribution CD-ROM from the FSF.
1517 2009-09-26 Michael Matz <matz@suse.de>
1521 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1522 that are mentioned in the body.
1524 2009-09-26 Michael Matz <matz@suse.de>
1526 PR tree-optimization/41454
1527 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1528 (tree_ssa_dominator_optimize): Don't allocate and free it.
1529 (dom_opt_leave_block): Don't iterate over it.
1530 (eliminate_redundant_computations): Don't return a value.
1531 (cprop_operand, cprop_into_stmt): Ditto.
1532 (optimize_stmt): Don't defer updating stmts.
1534 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1536 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1537 generic_parameter_die, template_parameter_pack_die,
1538 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1539 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1540 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1542 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1544 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1545 * config/v850/v850.c (v850_function_value): New function.
1546 (TARGET_FUNCTION_VALUE): Define.
1548 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1550 * tree-vect-stmts.c (vectorizable_call): Call
1551 mark_symbols_for_renaming after vect_finish_stmt_generation.
1553 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1554 to loc_descriptor_from_tree.
1555 (add_location_or_const_value_attribute): Pass 0 instead of 2
1556 for decl_by_reference_p decls.
1558 2009-09-25 Richard Guenther <rguenther@suse.de>
1561 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1564 2009-09-25 Ben Elliston <bje@au.ibm.com>
1566 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1569 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1571 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1572 form of instruction.
1574 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1577 * fold-const.c (const_binop): Handle complex int division.
1578 * tree-complex.c (expand_complex_div_straight,
1579 expand_complex_div_wide): Update comments.
1581 2009-09-24 DJ Delorie <dj@redhat.com>
1584 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1585 (reg_class): Likewise.
1586 (REG_CLASS_NAMES): Likewise.
1587 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1589 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1592 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1594 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1595 Delete VSX load/store with update support.
1596 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1597 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1601 (VStype_load_update): Ditto.
1602 (VStype_store_update): Ditto.
1603 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1604 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1606 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1607 load/store with update builtins.
1609 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1611 * libgcc2.c (L_trampoline): Prototype for getpagesize
1612 and mprotect in WINNT case.
1614 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1616 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1617 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1618 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1619 'outgoing' argument.
1620 (TARGET_FUNCTION_VALUE): Define.
1622 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1624 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1626 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1629 * common.opt: Initialize dwarf_strict to -1.
1630 * toplev.c (process_options): Catch unset dwarf_strict
1631 and set to 0 for all targets not overriding.
1632 * config/darwin.c (darwin_override_options): Catch unset
1633 dwarf_strict and override to 1.
1635 2009-09-24 Jeff Law <law@redhat.com>
1637 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1639 2009-09-24 Richard Guenther <rguenther@suse.de>
1641 PR tree-optimization/36143
1642 PR tree-optimization/38747
1643 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1644 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1646 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1649 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1650 return false instead of gcc_unreachable (). For CONST return the
1651 value returned by recursive call instead of always returning true.
1652 (tree_add_const_value_attribute): Return the value returned by
1653 add_const_value_attribute instead of always returning true if rtl
1656 2009-09-23 Justin Seyster <jrseys@gmail.com>
1658 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1660 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1662 * cgraphunit.c (cgraph_lower_function): Revert last change.
1663 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1664 instead of DECL_NO_STATIC_CHAIN.
1665 * tree-cfg.c (verify_gimple_call): Likewise.
1666 * tree-nested.c (get_chain_decl, get_chain_field,
1667 convert_tramp_reference_op, convert_gimple_call): Likewise.
1668 (convert_all_function_calls): Likewise. Always set or clear
1669 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1670 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1671 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1673 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1674 DECL_NO_STATIC_CHAIN.
1675 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1676 instead of DECL_NO_STATIC_CHAIN.
1677 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1678 decl_function_context.
1679 * varasm.c (initializer_constant_valid_p): Likewise.
1680 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1681 (DECL_STATIC_CHAIN): ... this.
1682 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1683 instead of DECL_NO_STATIC_CHAIN.
1685 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1686 Rafael Avila de Espindola <espindola@google.com>
1688 * gengtype.c (nb_plugin_files): Make it unsigned to match
1689 num_gt_files. Adjust other variables to avoid warnings.
1690 (main): Allocate an all zero lang_bitmap before each plugin file name
1691 to match regular file names.
1693 2009-09-23 Richard Henderson <rth@redhat.com>
1695 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1696 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1697 static chain passed in memory.
1698 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1699 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1700 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1701 STATIC_CHAIN_REGNUM defined.
1703 * config/picochip/picochip-protos.h: s/class/klass/.
1704 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1705 (picochip_static_chain): New.
1706 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1707 (STATIC_CHAIN_INCOMING): Remove.
1709 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1710 (xtensa_static_chain): New.
1711 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1713 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1715 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1716 * config/pa/pa-protos.h (function_value): Remove.
1717 * config/pa/pa.c (pa_function_value): Rename from function_value.
1718 Make static, add 'outgoing' argument.
1719 (TARGET_FUNCTION_VALUE): Define.
1721 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1723 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1724 instead of cfun->machine->is_leaf.
1725 * config/avr/avr.h (machine_function): Remove is_leaf field.
1727 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1730 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1731 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1732 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1733 the same size, prefer DW_OP_stack_value.
1734 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1735 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1737 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1740 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1742 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1745 * cfgexpand.c (convert_debug_memory_address): New.
1746 (expand_debug_expr): Convert base address and offset to the same
1747 mode. Use it to convert addresses to other modes. Accept
1750 2009-09-23 Richard Guenther <rguenther@suse.de>
1752 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1753 produced for bigendian targets with promoted subregs.
1755 2009-09-23 Richard Guenther <rguenther@suse.de>
1757 * value-prof.c (gimple_ic): Purge old EH edges only after building
1760 2009-09-23 Nick Clifton <nickc@redhat.com>
1762 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1764 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1767 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1770 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1771 on non-nested functions.
1773 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1774 Jan Hubicka <jh@suse.cz>
1776 * dwarf2out.c (loc_list_plus_const): Only define if
1777 DWARF2_DEBUGGING_INFO.
1778 (address_of_int_loc_descriptor): Likewise.
1781 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1783 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1786 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1787 constant is more than zero.
1789 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1792 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1793 call final to emit non-scheduled prologue, instead insert at entry.
1795 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1796 Joseph S. Myers <joseph@codesourcery.com>
1798 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1800 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1801 Rafael Avila de Espindola <espindola@google.com>
1803 * gengtype.c (is_file_equal): New function.
1804 (close_output_files): Use is_file_equal. Free of->buf.
1806 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1807 Rafael Avila de Espindola <espindola@google.com>
1809 * gengtype.c (write_types, write_local): Add the output_header
1810 argument. Update all callers.
1812 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1814 * dwarf2out.c (template_parameter_pack_die,
1815 gen_formal_parameter_pack_die ): New functions.
1816 (make_ith_pack_parameter_name): Remove this function.
1817 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1818 DW_TAG_formal_parameter_pack.
1819 (gen_generic_params_dies): Represent each template parameter pack
1820 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1821 represented by usual DW_TAG_template_*_parameter DIEs that are
1822 children of the DW_TAG_template_parameter_pack element DIE.
1823 (generic_parameter_die): This doesn't deal with parameter pack
1824 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1825 of parameter pack DIEs.
1826 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1827 in certain cases, e.g. for pack elements.
1828 (gen_formal_types_die, gen_decl_die): Adjust usage of
1829 gen_formal_parameter_die.
1830 (gen_subprogram_die): Represent each function parameter pack by a
1831 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1832 represented by usual DW_TAG_formal_parameter DIEs that are children
1833 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1834 ____builtin_va_alist decls as no part of the compiler uses those
1836 * langhooks.h (struct lang_hooks_for_decls): Add
1837 function_parm_expanded_from_pack_p, get_generic_function_decl
1838 and function_parameter_pack_p hooks. Fix comment for
1839 get_innermost_generic_parms hook.
1840 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1841 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1842 macros and use them to initialize lang_hook.
1844 2009-09-22 Richard Henderson <rth@redhat.com>
1846 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1847 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1848 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1849 on TRAMPOLINE_TEMPLATE.
1850 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1851 TRAMPOLINE_ADJUST_ADDRESS.
1852 * targhooks.c (default_asm_trampoline_template): Remove.
1853 (default_trampoline_adjust_address): Remove.
1854 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1855 * targhooks.h: Update decls.
1857 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1859 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1860 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1861 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1863 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1866 * reload1.c (reload): Reset debug insns with pseudos without
1869 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1871 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1872 unconditional true for decimal float modes.
1873 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1874 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1876 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1878 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1879 Enable a new case for __FreeBSD__ >= 7.
1880 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1881 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1882 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1883 and USE_LD_AS_NEEDED.
1885 * doc/install.texi (*-*-freebsd*): Update target information.
1887 2009-09-22 Richard Guenther <rguenther@suse.de>
1890 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1891 arrays really properly.
1893 2009-09-22 Richard Henderson <rth@redhat.com>
1896 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1897 calls.static_chain, calls.trampoline_init,
1898 calls.trampoline_adjust_address.
1899 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1900 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1901 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1902 * builtins.c (expand_builtin_setjmp_receiver): Use
1903 targetm.calls.static_chain; only clobber registers.
1904 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1905 set up memory attributes properly for the trampoline block.
1906 (expand_builtin_adjust_trampoline): Use
1907 targetm.calls.trampoline_adjust_address.
1908 * calls.c (prepare_call_address): Add fndecl argument. Use
1909 targetm.calls.static_chain.
1910 * df-scan.c (df_need_static_chain_reg): Remove.
1911 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1912 consolodate static chain handling.
1913 * doc/tm.texi: Document new hooks.
1914 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1915 (init_emit_regs): Don't initialize them.
1916 * expr.h (prepare_call_address): Update decl.
1917 * final.c (profile_function): Use targetm.calls.static_chain.
1918 * function.c (expand_function_start): Likewise.
1919 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1920 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1921 only clobber registers.
1922 * targhooks.c (default_static_chain): New.
1923 (default_asm_trampoline_template, default_trampoline_init): New.
1924 (default_trampoline_adjust_address): New.
1925 * targhooks.h: Declare them.
1926 * varasm.c (assemble_trampoline_template): Use
1927 targetm.asm_out.trampoline_template. Make the memory block const
1930 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
1931 alpha_initialize_trampoline. Make static. Merge VMS parameter
1932 differences into the TARGET_ABI_OPEN_VMS code block.
1933 (TARGET_TRAMPOLINE_INIT): New.
1934 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
1935 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
1936 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
1937 (INITIALIZE_TRAMPOLINE): Remove.
1939 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
1940 (TRAMPOLINE_TEMPLATE): Merge with ...
1941 (INITIALIZE_TRAMPOLINE): ... this and move ...
1942 * config/arc/arc.c (arc_trampoline_init): ... here.
1943 (TARGET_TRAMPOLINE_INIT): New.
1945 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1946 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1947 (arm_asm_trampoline_template): New.
1948 (arm_trampoline_init, arm_trampoline_adjust_address): New.
1949 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
1950 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
1951 code to arm_asm_trampoline_template.
1952 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
1953 arm_trampoline_adjust_address.
1954 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
1955 adjust for target hook parameters.
1957 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
1960 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
1961 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
1962 (bfin_trampoline_init): Rename from initialize_trampoline;
1963 make static; update for target hook parameters.
1964 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1965 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
1966 bfin_asm_trampoline_template.
1967 (INITIALIZE_TRAMPOLINE): Remove.
1969 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1970 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
1971 cris_trampoline_init): New.
1972 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
1973 cris_asm_trampoline_template.
1974 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
1975 adjust for target hook parameters.
1977 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
1979 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1980 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
1981 fr30_trampoline_init): New.
1982 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
1983 fr30_asm_trampoline_template.
1984 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
1985 adjust for target hook parameters.
1987 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
1988 (frv_trampoline_init): Rename from frv_initialize_trampoline;
1989 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
1990 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
1991 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
1993 * config/h8300/h8300.c (h8300_trampoline_init): New.
1994 (TARGET_TRAMPOLINE_INIT): New.
1995 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
1996 to h8300_trampoline_init and adjust for hook parameters.
1998 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
1999 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2000 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2001 make static; adjust for hook parameters.
2002 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2004 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2005 (TARGET_TRAMPOLINE_INIT): New.
2006 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2007 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2008 iq2000_asm_trampoline_template.
2009 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2010 (TRAMPOLINE_CODE_SIZE): New.
2011 (TRAMPOLINE_SIZE): Use it.
2012 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2014 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2015 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2016 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2017 adjust for hook parameters.
2018 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2020 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2021 (m32r_trampoline_init): New.
2022 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2023 m32r_trampoline_init.
2025 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2026 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2027 make static; update for hook parameters.
2028 * config/m68hc11/m68hc11-protos.h: Update.
2029 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2031 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2032 (TARGET_TRAMPOLINE_INIT): New.
2033 (mcore_function_value): Fix typo.
2034 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2035 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2036 to mcore_asm_trampoline_template.
2037 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2039 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2040 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2041 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2042 update for hook parameters.
2043 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2045 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2046 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2047 mips_trampoline_init): New.
2048 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2049 mips_asm_trampoline_template.
2050 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2051 update for hook parameters.
2053 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2054 (TARGET_TRAMPOLINE_INIT): New.
2055 (mmix_trampoline_size): Remove.
2056 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2057 make static. Remove out-of-date tetra vs octa comment.
2058 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2059 make static; update for hook parameters.
2060 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2061 (INITIALIZE_TRAMPOLINE): Remove.
2062 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2063 (TRAMPOLINE_ALIGNMENT): New.
2064 * gcc/config/mmix/mmix-protos.h: Update.
2066 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2067 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2068 mn10300_trampoline_init): New.
2069 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2070 mn10300_asm_trampoline_template.
2071 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2073 * config/moxie/moxie.c (moxie_static_chain,
2074 moxie_asm_trampoline_template, moxie_trampoline_init,
2075 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2076 TARGET_TRAMPOLINE_INIT): New.
2077 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2078 moxie_trampoline_init.
2079 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2080 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2082 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2083 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2084 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2085 pa_trampoline_adjust_address): New.
2086 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2087 pa_asm_trampoline_template.
2088 (TRAMPOLINE_ALIGNMENT): New.
2089 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2090 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2091 adjust for hook parameters.
2092 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2094 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2095 (TARGET_TRAMPOLINE_INIT): New.
2096 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2097 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2099 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2101 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2102 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2103 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2104 make static; adjust parameters for the hook.
2105 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2107 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2108 s390_trampoline_template; make static.
2109 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2110 make static; adjust for target hook.
2111 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2112 * config/s390/s390-protos.h: Remove trampoline decls.
2113 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2114 (TRAMPOLINE_TEMPLATE): Remove.
2115 (TRAMPOLINE_ALIGNMENT): New.
2117 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2118 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2119 (TARGET_TRAMPOLINE_INIT): New.
2120 (score_asm_trampoline_template): New.
2121 (score_trampoline_init): Rename from score_initialize_trampoline;
2122 make static; adjust for hook parameters.
2123 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2124 score[37]_asm_trampoline_template.
2125 (INITIALIZE_TRAMPOLINE): Remove.
2126 * config/score/score3.c (score3_asm_trampoline_template): New.
2127 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2128 adjust for target hook.
2129 * config/score/score7.c (score7_asm_trampoline_template): New.
2130 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2131 adjust for target hook.
2132 * config/score/score3.h, config/score/score7.h: Update.
2134 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2135 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2136 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2137 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2138 make static; adjust for target hook parameters.
2139 (sh_trampoline_adjust_address): New.
2140 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2141 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2143 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2144 (sparc32_initialize_trampoline): Rename from
2145 sparc_initialize_trampoline; make static; replace tramp parameter
2146 with m_tramp and update memory accesses.
2147 (sparc64_initialize_trampoline): Similarly.
2148 (sparc_trampoline_init): New.
2149 * config/sparc/sparc-protos.h: Remove trampoline decls.
2150 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2151 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2153 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2154 (array_to_constant): Make ARR parameter const.
2155 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2156 make static; update for hook parameters.
2157 * config/spu/spu-protos.h: Update decls.
2158 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2160 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2161 from xstormy16_initialize_trampoline; make static; update for
2163 (TARGET_TRAMPOLINE_INIT): New.
2164 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2166 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2167 (TARGET_TRAMPOLINE_INIT): New.
2168 (v850_can_eliminate): Make static.
2169 (v850_asm_trampoline_template, v850_trampoline_init): New.
2170 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2171 v850_asm_trampoline_template.
2172 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2173 and adjust for target hook parameters.
2175 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2176 (TARGET_TRAMPOLINE_INIT): New.
2177 (vax_asm_trampoline_template, vax_trampoline_init): New.
2178 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2179 vax_asm_trampoline_template.
2180 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2182 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2183 (TARGET_TRAMPOLINE_INIT): New.
2184 (xtensa_asm_trampoline_template): Rename from
2185 xtensa_trampoline_template; make static.
2186 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2187 make static; update for hook parameters.
2188 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2189 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2190 (INITIALIZE_TRAMPOLINE): Remove.
2192 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2193 error for nested functions with regparm=3.
2194 (ix86_compute_frame_layout): Adjust frame pointer offset for
2195 ix86_static_chain_on_stack.
2196 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2197 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2198 don't reset to UNITS_PER_WORD.
2199 (ix86_emit_leave): Adjust ix86_cfa_state.
2200 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2201 (ix86_static_chain): New.
2202 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2203 make static; update for target hook parameters; use ix86_static_chain.
2204 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2205 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2206 (INITIALIZE_TRAMPOLINE): Remove.
2207 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2208 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2209 to the end. Add static_chain_on_stack.
2210 (ix86_static_chain_on_stack): New.
2212 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2213 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2214 (m68k_trampoline_init): New.
2215 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2216 m68k_trampoline_init and adjust for hook parameters.
2217 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2218 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2220 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2222 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2223 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2225 * reload1.c (reload): Call wrap_constant when substituting
2226 reg for equiv inside of DEBUG_INSNs.
2229 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2230 add_call_src_coords_attributes, add_high_low_attributes,
2231 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2232 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2233 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2234 when -gdwarf-2 -gstrict-dwarf.
2235 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2236 -gdwarf-[23] -gstrict-dwarf.
2237 (address_of_int_loc_descriptor, loc_descriptor,
2238 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2239 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2240 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2242 2009-09-22 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/41428
2245 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2246 (ccp_finalize): Pass it to substitute_and_fold.
2248 2009-09-22 Richard Guenther <rguenther@suse.de>
2250 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2251 (substitute_and_fold): Adjust prototype.
2252 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2253 (simplify_stmt_using_ranges): Likewise.
2254 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2255 (vrp_fold_stmt): New function.
2256 (vrp_finalize): Pass it to substitute_and_fold.
2257 * tree-flow.h (vrp_evaluate_conditional): Remove.
2258 (simplify_stmt_using_ranges): Likewise.
2259 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2260 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2261 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2263 (fold_predicate_in): Move to tree-vrp.c.
2264 (substitute_and_fold): Use the callback instead of calling into
2265 tree-vrp.c functions directly.
2267 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2269 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2270 comparison warning on rs6000.
2273 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2274 GIMPLE_EH_MUST_NOT_THROW cleanup.
2275 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2277 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2280 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2281 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2282 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2283 libSystem which is derived from the gcc 4.2.1 unwinder.
2285 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2288 * varasm.c (default_encode_section_info): Copy TLS model into
2289 sym_ref flags regardless of backend support for TLS, for all
2290 model types except TLS_MODEL_EMULATED.
2292 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2295 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2296 we can handle it correctly.
2298 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2300 * doc/install.texi (os2): Remove section.
2302 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2304 * doc/standards.texi (Objective-C): Adjust two URLs.
2306 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2308 * tree-tailcall.c (process_assignment): Don't check if a
2309 multiplication or an addition are already present.
2310 (find_tail_calls): Combine multiple additions and multiplications.
2311 (adjust_accumulator_values): Emit accumulators.
2313 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2315 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2316 xmm register restore.
2318 2009-09-21 Jan Hubicka <jh@suse.cz>
2320 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2321 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2324 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2326 * stor-layout.c (layout_type): Remove obsolete code.
2328 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2331 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2333 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2336 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2337 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2338 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2339 * fold-const.c (const_binop): Likewise.
2340 * real.h (do_mpc_arg2): Update prototype.
2342 2009-09-20 Jan Hubicka <jh@suse.cz>
2344 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2345 (add_location_or_const_value_attribute): Rewrite using
2347 (tree_add_const_value_attribute): Return true if successful.
2348 (tree_add_const_value_attribute_for_decl): Likewise.
2350 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2351 (loc_descriptor): ... here;
2352 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2353 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2354 pool items that was not marked for output.
2355 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2356 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2357 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2358 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2359 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2360 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2361 DW_OP_stack_value to get address of items that are not available
2363 (dw_loc_list): Handle single element lists correctly.
2365 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2366 Pascal Obry <obry@adacore.com>
2368 * unwind-dw2-fde.c (classify_object_over_fdes):
2369 Cast the constant 1 to _Unwind_Ptr.
2370 (add_fdes): Likewise.
2371 (linear_search_fdes): Likewise.
2373 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2375 * stor-layout.c (set_sizetype): Avoid useless type copy.
2377 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2379 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2381 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2382 * configure, config.in: Regenerate.
2383 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2385 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2386 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2387 for global data if the output could be used in a shared library.
2388 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2389 to 0 if TARGET_WRITABLE_EH_FRAME.
2391 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2393 PR rtl-optimization/39886
2394 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2395 just when insn is equal to BB_END (bb).
2397 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2399 * config/mips/mips.opt (mrelax-pic-calls): New option.
2400 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2402 (mips_unspec_call): Change "unspec_call" expander into this.
2403 (mips_strip_unspec_call): New function.
2404 (mips_got_load): Call mips_unspec_call instead of
2405 gen_unspec_call<mode>.
2406 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2408 (mips_cfg_in_reorg): New function.
2409 (mips16_lay_out_constants): Use it to decide whether to call
2410 CFG-aware insn splitting.
2411 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2412 mips_reorg. Move DF set-up code from here ...
2413 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2415 (mips_reorg): Call mips_df_reorg instead of
2416 r10k_insert_cache_barriers. Move CFG set-up code here from
2417 r10k_insert_cache_barriers.
2418 (mips_call_expr_from_insn): New function.
2419 (mips_pic_call_symbol_from_set): Likewise.
2420 (mips_find_pic_call_symbol): Likewise.
2421 (mips_annotate_pic_call_expr): Likewise.
2422 (mips_get_pic_call_symbol): Likewise.
2423 (mips_annotate_pic_calls): Likewise.
2424 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2426 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2427 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2428 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2430 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2431 (unspec_call<mode>): Remove it.
2432 (sibcall_internal, sibcall_value_internal,
2433 sibcall_value_multiple_internal, call_internal, call_split,
2434 call_value_internal, call_value_split,
2435 call_value_multiple_internal, call_value_multiple_split): Pass
2436 SIZE_OPNO to MIPS_CALL.
2437 (call_internal_direct, call_direct_split,
2438 call_value_internal_direct, call_value_direct_split): Pass -1 as
2439 SIZE_OPNO to MIPS_CALL.
2440 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2441 * configure: Regenerate.
2442 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2443 and -mno-relax-pic-calls.
2444 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2446 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2449 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2450 in the directory this rule is called from, rather than the
2451 toplevel 'gcc' directory, to fix in-tree build.
2453 2009-09-19 Chris Demetriou <cgd@google.com>
2455 PR preprocessor/28435:
2456 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2457 to cpplib that the preprocessor output is needed.
2459 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2461 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2462 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2463 *return_and_restore_fpregs_<mode>,
2464 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2467 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2468 instead of assuming it has always a REG inside of it.
2470 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2472 * config/freebsd.h: Update comment on types.
2473 (WINT_TYPE): Define.
2475 2009-09-18 Jason Merrill <jason@redhat.com>
2477 * c.opt: Add -fno-deduce-init-list.
2479 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2481 * value-prof.c (interesting_stringop_to_profile_p): Added output
2482 argument to indicate which parameter is the size parameter.
2483 * value-prof.c (gimple_stringop_fixed_value): Use
2484 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2485 * value-prof.c (gimple_stringops_transform): Update call sites to
2486 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2488 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2491 From David Binderman <dcb314@hotmail.com>:
2492 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2493 local variable f. Remove stale comments.
2494 (ix86_compute_frame_layout): Remove useless local variable total_size.
2495 Remove #if 0'd code.
2496 (legitimate_address_p): Remove useless local variables
2497 reason_rtx and reason.
2498 (ix86_split_copysign_const): Remove useless local variable op1.
2499 (scale_counter): Remove useless local variable piece_size_mask.
2501 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2503 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2506 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2509 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2511 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2513 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2516 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2518 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2519 DW_OP_implicit_value even without dwarf_version 4.
2521 2009-09-17 Jan Hubicka <jh@suse.cz>
2523 * dwarf2out.c: Include tree-pass.h and gimple.h.
2524 (loc_list_plus_const): New function.
2525 (loc_descriptor_from_tree_1): Rename to ...
2526 (loc_descriptor_from_tree): ... remove original.
2527 (loc_list_from_tree): New function.
2528 (add_AT_location_description): Accept location list.
2529 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2530 (concatn_mem_loc_descriptor): Remove.
2531 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2533 (secname_for_decl): Move up.
2534 (hidden_reference_p): New function; break out from ...
2535 (loc_by_refernece): ... here; move up.
2536 (dw_loc_list): New function.
2537 (single_element_loc_list): New function.
2538 (single_element_loc_list_p): New function.
2539 (add_loc_descr_to_each): New function.
2540 (add_loc_list): New function.
2541 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2542 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2543 add diagnostics why expansion failed.
2544 (add_location_or_const_value_attribute): Support location lists.
2545 (add_bound_info): Likewise.
2546 (descr_info_loc): Update call of loc_descriptor_from_tree.
2547 (gen_variable_die): Work on location lists.
2548 * final.c (pass_final): Add dump file.
2549 * Makefile.in (dwarf2out.o): Add new dependencies.
2551 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2554 * real.c decimal_from_integer, decimal_integer_string): New.
2555 (real_from_integer): Use them as special case for decimal float.
2556 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2557 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2558 Do not append zero after the decimal point in string to convert.
2560 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2562 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2563 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2565 2009-09-17 Martin Jambor <mjambor@suse.cz>
2567 * common.opt (fipa-sra): New switch.
2568 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2569 * timevar.def (TV_IPA_SRA): New timevar.
2570 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2571 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2572 * tree-sra.c: Include cgraph.c.
2573 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2574 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2575 and grp_not_necessarilly_dereferenced.
2576 (func_param_count): New variable.
2577 (encountered_apply_args): New variable.
2578 (bb_dereferences): New variable.
2579 (final_bbs): New variable.
2580 (no_accesses_representant): New variable.
2581 (no_accesses_p): New function.
2582 (dump_access): Dump the new fields.
2583 (sra_initialize): Set encountered_apply_args to false.
2584 (get_ssa_base_param): New function.
2585 (mark_parm_dereference): New function.
2586 (create_access): Caring for INIDRECT_REFs and different handling of
2587 varialble length accesses in early IPA SRA. Store the stmt - a new
2588 parameter - to the new access.
2589 (build_access_from_expr_1): New parameter stmt, passed to
2590 create_access. Handle INDIRECT_REFs.
2591 (build_access_from_expr): Pass the current statement to
2592 build_access_from_expr_1.
2593 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2595 (build_accesses_from_assign): Pass the current statement to
2596 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2597 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2598 final_bbs when necessary. Check for calls to __builtin_apply_args.
2599 Fixup EH info if anythng was changed.
2600 (is_unused_scalar_param): New function.
2601 (ptr_parm_has_direct_uses): New function.
2602 (find_param_candidates): New function.
2603 (mark_maybe_modified): New function.
2604 (analyze_modified_params): New function.
2605 (propagate_dereference_distances): New function.
2606 (dump_dereferences_table): New function.
2607 (analyze_caller_dereference_legality): New function.
2608 (unmodified_by_ref_scalar_representative): New function.
2609 (splice_param_accesses): New function.
2610 (decide_one_param_reduction): New function.
2611 (enum ipa_splicing_result): New type.
2612 (splice_all_param_accesses): New function.
2613 (get_param_index): New function.
2614 (turn_representatives_into_adjustments): New function.
2615 (analyze_all_param_acesses): New function.
2616 (get_replaced_param_substitute): New function.
2617 (get_adjustment_for_base): New function.
2618 (replace_removed_params_ssa_names): New function.
2619 (sra_ipa_reset_debug_stmts): New function.
2620 (sra_ipa_modify_expr): New function.
2621 (sra_ipa_modify_assign): New function.
2622 (convert_callers): New function.
2623 (modify_function): New function.
2624 (ipa_sra_preliminary_function_checks): New function.
2625 (ipa_early_sra): New function.
2626 (ipa_early_sra_gate): New function.
2627 (pass_early_ipa_sra): New variable.
2628 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2630 2009-09-17 Michael Matz <matz@suse.de>
2633 * tree.c (build_type_attribute_qual_variant): Export.
2634 * tree.h (build_type_attribute_qual_variant): Declare.
2635 * tree-inline.c (remap_type_1): Use it to build variants with
2636 the original qualifiers and attributes.
2638 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2640 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2641 without a fallthrough edge.
2643 2009-09-16 DJ Delorie <dj@redhat.com>
2645 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2646 chip and ignore the "fast_interrupt" attribute if so.
2648 2009-09-16 Richard Henderson <rth@redhat.com>
2651 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2654 2009-09-16 Richard Henderson <rth@redhat.com>
2657 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2658 is set only if DECL_NO_STATIC_CHAIN is unset.
2659 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2660 (FOR_EACH_NEST_INFO): New.
2661 (walk_all_functions): Use it.
2662 (finalize_nesting_tree): Likewise.
2663 (unnest_nesting_tree): Likewise.
2664 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2665 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2666 (convert_gimple_call): Early out if gimple_call_chain already set.
2667 (convert_all_function_calls): Iterate until no new functions
2668 require a static chain.
2669 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2670 when building a trampoline. Use dump_function_to_file instead
2672 (lower_nested_functions): Open dump_file. Validate that decls
2673 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2674 bit reset by this pass.
2676 2009-09-16 Michael Matz <matz@suse.de>
2679 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2680 shorten decl_common_unused.
2681 (DECL_RESTRICTED_P): New accessor.
2682 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2683 to disambiguate marked decls and restrict pointers.
2685 2009-09-16 Richard Henderson <rth@redhat.com>
2688 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2690 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2692 * integrate.c (set_block_abstract_flags): Call
2693 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2695 2009-09-16 Richard Guenther <rguenther@suse.de>
2698 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2701 2009-09-16 DJ Delorie <dj@redhat.com>
2702 Kaz Kojima <kkojima@gcc.gnu.org>
2704 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2705 (sh_expand_prologue): Update calls to output_stack_adjust.
2706 (sh_expand_epilogue): Likewise.
2708 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2711 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2712 trying to limit the extent of searches in the insn stream.
2714 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2715 Jakub Jelinek <jakub@redhat.com>
2719 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2721 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2722 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2723 (rs6000_savres_strategy): Always save FP registers inline if the
2724 target doesn't support hardware double-precision. Set the above
2725 bits in return value when needed.
2726 (rs6000_savres_routine_sym): Fix computation for cache selector.
2727 Mark the generated symbol as a function. Rename exitp argument to
2728 lr. Move code for determining the name of the symbol...
2729 (rs6000_savres_routine_name): ...here. New function. Add cases for
2730 getting the names right on AIX and 64-bit Linux.
2731 (savres_routine_name): New variable.
2732 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2733 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2734 on what the target routine uses as a base register. If savep && lr
2735 describe saving of r0 into memory slot.
2736 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2737 line calls for AIX ABI.
2738 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2739 determine FP save/restore functions.
2740 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2741 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2743 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2744 Duplicate restoration of LR and execute the appropriate one
2745 depending on whether GPRs are being restored inline. Set r11 from
2746 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2747 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2748 Fix out of line calls for AIX ABI.
2749 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2751 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2753 (*restore_gpregs_spe): Likewise.
2754 (*return_and_restore_gpregs_spe): Likewise.
2755 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2756 Define to empty string unconditionally.
2757 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2758 Define to empty string unconditionally.
2759 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2762 2009-09-15 Jan Hubicka <jh@suse.cz>
2764 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2765 * params.def (inline-insns-auto): Likewise.
2767 2009-09-15 Martin Jambor <mjambor@suse.cz>
2769 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2770 individual statements only at TDF_DETAILS dump level. Format
2771 source for 80 characters per line.
2773 2009-09-15 Christian Bruel <christian.bruel@st.com>
2775 * regrename.c (do_replace): Update REG_DEAD notes.
2777 2009-09-15 Revital Eres <eres@il.ibm.com>
2779 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2780 * targhooks.c (default_builtin_support_vector_misalignment):
2781 New builtin function.
2782 * targhooks.h (default_builtin_support_vector_misalignment):
2784 * target.h (builtin_support_vector_misalignment):
2785 New field in struct gcc_target.
2786 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2787 new builtin function.
2788 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2790 * config/rs6000/rs6000.c
2791 (rs6000_builtin_support_vector_misalignment): New function.
2792 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2794 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2796 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2798 (bfin_optimize_loop): Likewise.
2799 (bfin_gen_bundles): Likewise.
2800 (workaround_speculation): Likewise.
2801 (find_load): Return NULL_RTX for debug_insn.
2803 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2805 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2808 2009-09-14 DJ Delorie <dj@redhat.com>
2810 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2811 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2814 2009-09-14 Richard Henderson <rth@redhat.com>
2815 Jakub Jelinek <jakub@redhat.com>
2817 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2818 * cfgbuild.c (make_edges): Handle asm goto.
2819 * cfglayout.c (fixup_reorder_chain): Likewise.
2820 * cfgrtl.c (patch_jump_insn): Likewise.
2821 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2822 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2823 (gimple_build_asm_vec): Add and use labels parameter.
2824 (gimple_build_asm): Remove.
2825 (walk_gimple_asm): Walk labels too.
2826 * gimple.def (GIMPLE_ASM): Update docs.
2827 * gimple.h: Update decls.
2828 (struct gimple_statement_asm): Change nc to use unsigned char;
2830 (gimple_asm_nlabels): New.
2831 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2832 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2833 into gimple_build_asm_vec.
2834 * jump.c (mark_jump_label_asm): New.
2835 (mark_jump_label): Use it.
2836 (redirect_jump_1): Handle asm goto.
2837 (invert_jump_1): Soft fail if X is null.
2838 * recog.c (extract_asm_operands): New.
2839 (asm_noperands): Use it; handle asm labels.
2840 (decode_asm_operands): Use extract_asm_operands.
2841 (asm_operand_ok): Properly handle empty string.
2842 * reg-stack.c (get_asm_operands_in_out): Rename from
2843 get_asm_operand_n_inputs; use extract_asm_operands; return both
2844 inputs and outputs by reference; update all callers.
2845 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2846 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2847 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2848 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2849 (extract_asm_operands): Declare.
2850 * stmt.c (expand_asm_operands): Add and use labels parameter.
2851 (check_unique_operand_names): Likewise.
2852 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2853 (expand_asm_stmt): Handle asm labels.
2854 * tree-cfg.c (make_gimple_asm_edges): New.
2855 (make_edges): Use it.
2856 (cleanup_dead_labels): Handle asm labels.
2857 (is_ctrl_altering_stmt): Likewise.
2858 (gimple_redirect_edge_and_branch): Likewise.
2859 * tree.def (ASM_EXPR): Add 5th operand.
2860 * tree.h (ASM_LABELS): New.
2861 (resolve_asm_operand_names): Update decl.
2863 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2864 (c_parser_asm_goto_operands): New.
2865 * c-tree.h (build_asm_expr): Update decl.
2866 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2867 * doc/extend.texi: Document asm goto.
2869 2009-09-14 Richard Henderson <rth@redhat.com>
2871 * except.h: Update declarations.
2872 (struct pointer_map_t): Forward declare.
2873 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2874 (struct eh_landing_pad_d, eh_landing_pad): New.
2875 (struct eh_catch_d, eh_catch): New.
2876 (struct eh_region_d): Remove next_region_sharing_label, aka,
2877 label, tree_label, landing_pad, post_landing_pad, resume,
2878 may_contain_throw. Rename region_number to index. Remove
2879 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2880 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2881 (VEC(eh_landing_pad,gc)): New.
2882 (struct eh_status): Remove last_region_number. Add lp_array,
2883 throw_stmt_table, ttype_data, ehspec_data.
2884 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2885 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2886 * except.c (lang_protect_cleanup_actions): Return tree.
2887 (struct ehl_map_entry): Remove.
2888 (init_eh_for_function): Push zero entries for region and lp_array.
2889 (gen_eh_region): Add to region_array immediately.
2890 (gen_eh_region_catch): Operate on eh_catch objects.
2891 (gen_eh_landing_pad): New.
2892 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2893 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2894 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2895 (get_eh_landing_pad_from_number_fn): New.
2896 (get_eh_landing_pad_from_number): New.
2897 (get_eh_region_from_lp_number_fn): New.
2898 (get_eh_region_from_lp_number): New.
2899 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2900 (get_exception_pointer, get_exception_filter): Remove.
2901 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2902 (current_function_has_exception_handlers): Simplify.
2903 (bring_to_root, eh_region_replaceable_by_p): Remove.
2904 (replace_region, hash_type_list, hash_eh_region): Remove.
2905 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2906 (label_to_region_map, num_eh_regions): Remove.
2907 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2908 (find_exception_handler_labels): Remove.
2909 (duplicate_eh_regions_0, find_prev_try): Remove.
2910 (struct duplicate_eh_regions_data): New.
2911 (duplicate_eh_regions_1): Rewrite.
2912 (duplicate_eh_regions): Return a pointer map instead of an
2914 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2915 (redirect_eh_edge_to_label): Remove.
2916 (eh_region_outermost): Rewrite using eh_region pointers
2917 instead of integers.
2918 (add_ttypes_entry): Update for ttype_data move to eh_status.
2919 (add_ehspec_entry): Rewrite with VEC instead of varray.
2920 (assign_filter_values): Likewise. Export.
2921 (build_post_landing_pads, connect_post_landing_pads): Remove.
2922 (dw2_build_landing_pads): Rewrite to use lp_array.
2923 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2924 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2925 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2926 (sjlj_mark_call_sites): Update for landing pad numbers.
2927 (finish_eh_generation): Rewrite.
2928 (gate_handle_eh): Do nothing for no eh tree.
2929 (pass_rtl_eh): Move up near finish_eh_generation.
2930 (remove_eh_landing_pad): New.
2931 (remove_eh_handler): Export.
2932 (remove_eh_region, remove_eh_handler_and_replace): Remove.
2933 (for_each_eh_label): Rewrite to use lp_array.
2934 (make_reg_eh_region_note): New.
2935 (make_reg_eh_region_note_nothrow_nononlocal): New.
2936 (insn_could_throw_p): New.
2937 (copy_reg_eh_region_note_forward): New.
2938 (copy_reg_eh_region_note_backward): New.
2939 (check_handled, add_reachable_handler): Remove.
2940 (reachable_next_level, foreach_reachable_handler): Remove.
2941 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
2942 (get_eh_region_and_lp_from_rtx): New.
2943 (get_eh_region_from_rtx): New.
2944 (can_throw_internal_1, can_throw_external_1): Remove.
2945 (can_throw_internal): Use get_eh_region_from_rtx.
2946 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
2947 (insn_nothrow_p, can_nonlocal_goto): New.
2948 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
2949 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
2950 (add_action_record): Use VEC not varray.
2951 (collect_one_action_chain): Update for eh_region changes.
2952 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
2953 Use get_eh_region_and_lp_from_rtx.
2954 (gate_convert_to_eh_region_ranges): New.
2955 (pass_convert_to_eh_region_ranges): Use it.
2956 (push_uleb128, push_sleb128): Use VEC not varray.
2957 (output_one_function_exception_table): Likewise.
2958 (dump_eh_tree): Update for eh_region changes.
2959 (verify_eh_tree): Likewise.
2960 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
2961 * tree-eh.c: Include target.h.
2962 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
2963 Don't disallow GIMPLE_RESX; adjust argument check.
2964 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
2965 (record_stmt_eh_region): Update for landing pad numbers;
2966 generate a landing pad if necessary.
2967 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
2968 (remove_stmt_from_eh_lp_fn): Similarly.
2969 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
2970 Update for lp numbers; don't special case missing throw_stmt_table.
2971 (lookup_expr_eh_lp): Similarly.
2972 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
2973 (eh_seq, eh_region_may_contain_throw): New.
2974 (struct leh_state): Add ehp_region.
2975 (struct leh_tf_state): Remove eh_label.
2976 (emit_post_landing_pad): New.
2977 (emit_resx, emit_eh_dispatch): New.
2978 (note_eh_region_may_contain_throw): New.
2979 (frob_into_branch_around): Take eh_region not eh label;
2980 emit eh code into eh_seq.
2981 (honor_protect_cleanup_actions): Early exit for no actions. Don't
2982 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
2983 lower_eh_must_not_throw. Emit code to eh_seq.
2984 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
2985 (lower_try_finally_onedest): Likewise.
2986 (lower_try_finally_copy): Likewise.
2987 (lower_try_finally_switch): Likewise.
2988 (lower_try_finally): Initialize ehp_region.
2989 (lower_catch): Update for eh_catch objects.
2990 (lower_eh_filter): Don't handle must_not_throw.
2991 (lower_eh_must_not_throw): New.
2992 (lower_cleanup): Don't set eh_label.
2993 (lower_eh_constructs_2): Resolve eh builtins.
2994 Handle GIMPLE_EH_MUST_NOT_THROW.
2995 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
2996 Add eh_seq to the end of the function body.
2997 (make_eh_dispatch_edges): New.
2998 (make_eh_edge): Remove.
2999 (make_eh_edges): Simplify for landing pads.
3000 (redirect_eh_edge_1): New.
3001 (redirect_eh_edge): Use it.
3002 (redirect_eh_dispatch_edge): New.
3003 (stmt_could_throw_p): Use a switch. Allow RESX.
3004 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3005 (stmt_can_throw_internal): Likewise.
3006 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3007 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3008 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3009 (gate_refactor_eh): New.
3010 (pass_refactor_eh): Use it.
3011 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3012 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3013 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3014 (remove_unreachable_handlers): Rename from
3015 tree_remove_unreachable_handlers; rewrite for landing pads;
3016 call remove_eh_handler directly.
3017 (remove_unreachable_handlers_no_lp): New.
3018 (unsplit_eh, unsplit_all_eh): New.
3019 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3020 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3021 (cleanup_empty_eh_unsplit): New.
3022 (cleanup_empty_eh): Rewrite.
3023 (cleanup_all_empty_eh): New.
3024 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3025 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3026 (gate_cleanup_eh): New.
3027 (pass_cleanup_eh): Use it.
3028 (verify_eh_edges): Move later in file. Expect one EH edge.
3029 (verify_eh_dispatch_edge): New.
3031 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3032 (gtype-desc.o): Add TARGET_H.
3033 (tree.o): Use EXCEPT_H, not except.h.
3034 (cfgbuild.o): Add EXPR_H.
3035 (GTFILES): Add vecprim.h.
3036 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3037 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3038 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3039 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3040 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3041 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3042 calls to can_throw_internal.
3043 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3044 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3045 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3046 (expand_gimple_stmt): Use make_reg_eh_region_note.
3047 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3048 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3049 or find_exception_handler_labels.
3050 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3051 there is exacly one EH edge. Use can_nonlocal_goto and
3053 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3054 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3055 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3056 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3057 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3058 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3059 * dse.c (scan_insn): Use insn_could_throw_p.
3060 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3061 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3062 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3063 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3064 EXC_PTR_EXPR or FILTER_EXPR.
3065 (tree_expr_nonzero_warnv_p): Likewise.
3066 * function.h: Include vecprim.h, not varray.h
3067 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3068 move ttype_data and ehspec_data members to struct eh_status; change
3069 action_record_data member to a VEC.
3070 * gcse.c (hash_scan_set): Use can_throw_internal.
3071 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3072 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3073 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3074 (block_may_fallthru): Don't handle RESX_EXPR.
3075 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3076 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3077 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3078 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3079 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3080 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3081 (gimple_size): Likewise.
3082 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3083 (gimple_build_resx): Use gimple_build_with_ops.
3084 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3085 (is_gimple_val): Likewise.
3086 (is_gimple_stmt): Remove RESX_EXPR.
3087 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3088 (GIMPLE_RESX): Reorder with other EH constructs.
3089 * gimple.h (struct gimple_statement_eh_mnt): New.
3090 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3091 (gimple_eh_filter_must_not_throw): Remove.
3092 (gimple_eh_filter_set_must_not_throw): Remove.
3093 (gimple_eh_must_not_throw_fndecl): New.
3094 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3095 (is_gimple_resx): New.
3096 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3097 Don't copy EH_FILTER_MUST_NOT_THROW.
3098 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3099 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3100 handle must_not_throw_labels specially.
3101 * ipa-pure-const.c (check_call): Update debug statement for LP.
3102 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3103 * ipa-utils.c (get_base_var): Likewise.
3104 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3105 * lower-subreg.c (move_eh_region_note): Remove.
3106 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3107 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3108 (create_task_copyfn): Likewise.
3109 (maybe_catch_exception): Use gimple_build_eh_filter.
3110 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3111 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3112 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3113 and pass_lower_resx.
3114 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3115 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3116 can_throw_internal, can_nonlocal_goto.
3117 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3118 copy_reg_eh_region_note_forward.
3119 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3120 (emit_output_reload_insns): Likewise.
3121 (copy_eh_notes): Remove.
3122 * rtl.def (RESX): Remove.
3123 * rtl.h: Update declarations.
3124 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3125 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3126 (update_eh_label): Remove.
3127 (cleanup_dead_labels_eh): New.
3128 (cleanup_deal_labels): Use it instead of update_eh_label.
3129 (gimple_merge_blocks): Update landing pad data structure when
3130 removing a landing pad label.
3131 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3132 test; handle GIMPLE_EH_MUST_NOT_THROW.
3133 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3134 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3135 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3136 (verify_stmt): Likewise. Verify landing pads.
3137 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3138 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3139 (struct move_stmt_d): Add eh_map.
3140 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3141 (move_stmt_r): Remap eh region numbers in builtin calls,
3142 resx and eh_dispatch.
3143 (move_block_to_fn): Remove eh_offset parameter. Use
3144 maybe_duplicate_eh_stmt_fn.
3145 (find_outermost_region_in_block): Operate on eh_region pointers
3146 instead of region numbers.
3147 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3148 duplicate_eh_regions.
3149 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3150 test earlier. Disallow EH landing pads.
3151 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3152 * tree-flow.h: Update declarations.
3153 (struct tree_ann_common_d): Replace rn with lp_nr.
3154 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3155 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3156 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3157 resx and eh_dispatch.
3158 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3159 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3160 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3161 from duplicate_eh_regions.
3162 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3163 update RESX; handle EH_DISPATCH.
3164 (expand_call_inline): Set eh_lp_nr, not eh_region.
3165 (maybe_inline_call_in_expr): Likewise.
3166 * tree-inline.h (struct copy_body_data): Replace eh_region with
3167 eh_lp_nr, eh_region_offset with eh_map.
3168 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3169 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3170 * tree-pretty-print.c (dump_generic_node): Don't handle
3171 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3172 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3173 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3174 EXC_PTR_EXPR, FILTER_EXPR.
3175 * tree-ssa-operands.c (get_expr_operands): Likewise.
3176 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3177 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3178 (ao_ref_init_from_vn_reference): Likewise.
3179 * tree-ssa-sink.c (statement_sink_location): Likewise.
3180 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3181 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3182 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3183 EXC_PTR_EXPR, FILTER_EXPR.
3184 (is_exception_related): Remove.
3185 (compute_avail): Don't call it.
3186 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3187 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3188 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3189 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3191 (build_resx): Remove.
3192 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3193 * tree.h: Update declarations.
3194 (EH_FILTER_MUST_NOT_THROW): Remove.
3195 (struct tree_label_decl): Add eh_landing_pad_nr.
3196 (EH_LANDING_PAD_NR): New.
3197 * value-prof.c (gimple_ic): Tidy variable names. Update for
3198 landing pad numbers.
3199 (gimple_stringop_fixed_value): Tidy variable names. Assert
3200 that neither call stmt can throw.
3201 * vecprim.h (uchar): New.
3202 (VEC(uchar,heap), VEC(uchar,gc)): New.
3204 * c-common.c (c_define_builtins): Update call to
3205 build_common_builtin_nodes.
3206 * c-parser.c (c_parse_file): Don't call
3207 default_init_unwind_resume_libfunc.
3209 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3211 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3212 (mips_cprestore_address_p): Likewise.
3213 (mips_save_gp_to_cprestore_slot): Likewise.
3214 (mips_restore_gp): Rename to...
3215 (mips_restore_gp_from_cprestore_slot): ...this.
3216 (mips_must_initialize_gp_p): Declare.
3217 (mips_emit_save_slot_move): Likewise.
3218 (mips_output_load_label): Return nothing.
3219 (mips_eh_uses): Declare.
3220 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3221 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3222 (TARGET_ABSOLUTE_JUMPS): Likewise.
3223 (EH_USES): Likewise.
3224 (FIRST_PSEUDO_REGISTER): Update comment.
3225 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3226 (MIPS_CALL): ...here.
3227 (REGISTER_NAMES): Add $cprestore.
3228 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3229 Add load_label_length, has_inflexible_gp_insn_p,
3230 has_flexible_gp_insn_p, must_initialize_gp_p and
3231 must_restore_gp_when_clobbered_p.
3232 (mips_expand_call): Don't generate split instructions here.
3233 (mips_split_call): Update the call to mips_restore_gp after
3234 the above name change.
3235 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3236 (mips_find_gp_ref): New function.
3237 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3238 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3239 (mips_insn_has_flexible_gp_ref_p): Likewise.
3240 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3241 (mips_function_has_gp_insn): Delete.
3242 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3243 Use the new functions above. Only return INVALID_REGNUM
3244 for TARGET_ABSOLUTE_JUMPS.
3245 (mips_must_initialize_gp_p): New function.
3246 (mips_get_cprestore_base_and_offset): New function, extracted from...
3247 (mips_cprestore_slot): ...here. Take a bool parameter.
3248 (mips_cfun_has_cprestore_slot_p): New function.
3249 (mips_cprestore_address_p): Likewise.
3250 (mips_save_gp_to_cprestore_slot): Likewise.
3251 (mips_restore_gp): Rename to...
3252 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3253 epilogue_completed. Update the call to mips_cprestore_slot.
3254 Test cfun->machine->must_restore_gp_when_clobbered_p.
3255 (mips_direct_save_slot_move_p): New function.
3256 (mips_emit_save_slot_move): Likewise.
3257 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3258 of cfun->machine->global_pointer.
3259 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3260 (mips_save_reg): Use mips_emit_save_slot_move.
3261 (mips_expand_prologue): Set must_initialize_gp_p.
3262 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3263 for all cprestore saves. Emit a use_cprestore instruction after
3264 setting up the cprestore slot.
3265 (mips_restore_reg): Use mips_emit_save_slot_move.
3266 (mips_process_load_label): New function.
3267 (mips_load_label_length): Likewise.
3268 (mips_output_load_label): Don't return asm: output it here instead.
3269 Use mips_process_load_label.
3270 (mips_adjust_insn_length): Adjust the length of branch instructions
3271 that have length MAX_PIC_BRANCH_LENGTH.
3272 (mips_output_conditional_branch): Update the call to
3273 mips_output_load_label. Assume the branch target is OPERANDS[0]
3274 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3275 (mips_output_order_conditional_branch): Swap the meaning of
3276 OPERANDS[0] and OPERANDS[1].
3277 (mips_variable_issue): Don't count ghost instructions.
3278 (mips_expand_ghost_gp_insns): New function.
3279 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3280 (mips_output_mi_thunk): Set must_initialize_gp_p.
3281 (mips_eh_uses): New function.
3282 * config/mips/predicates.md (cprestore_save_slot_operand)
3283 (cprestore_load_slot_operand): New predicates.
3284 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3285 (UNSPEC_MOVE_GP): Likewise.
3286 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3287 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3288 (CPRESTORE_SLOT_REGNUM): New register.
3289 (MAX_PIC_BRANCH_LENGTH): New constant.
3290 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3291 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3292 branches. Fix commentary.
3293 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3294 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3295 Change type to "ghost".
3296 (loadgp_absolute_<mode>): Likewise.
3297 (loadgp_rtp_<mode>): Likewise.
3298 (copygp_mips16): Likewise.
3299 (loadgp_blockage): Remove redundant mode attribute.
3300 (potential_cprestore): New instruction.
3301 (cprestore): Turn into an unspec set.
3302 (use_cprestore): New instruction.
3303 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3304 (*branch_fp_inverted): Likewise.
3305 (*branch_order<mode>): Likewise.
3306 (*branch_order<mode>_inverted): Likewise.
3307 (*branch_equality<mode>): Likewise.
3308 (*branch_equality<mode>_inverted): Likewise.
3309 (*branch_bit<bbv><mode>): Likewise.
3310 (*branch_bit<bbv><mode>_inverted): Likewise.
3311 (*branch_equality<mode>_mips16): Remove redundant mode.
3312 (jump): Turn into a define_expand.
3313 (*jump_absolute): New instruction.
3314 (*jump_pic): Likewise.
3315 (*jump_mips16): Rename previously-unnamed pattern. Remove
3316 redundant mode attribute.
3317 (restore_gp): Split on epilogue_completed rather than
3318 reload_completed. Change type to "ghost".
3319 (move_gp<mode>): New instruction.
3320 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3321 Remove redundant mode attribute.
3322 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3323 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3324 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3326 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3329 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3330 are returned in the same register (vs34 or v2) that Altivec vector
3331 types are returned in.
3332 (rs6000_libcall_value): Ditto.
3335 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3336 instead of explicit addsi3/adddi3 calls.
3337 (rs6000_split_multireg_move): Ditto.
3338 (rs6000_emit_allocate_stack): Ditto.
3339 (rs6000_emit_prologue): Ditto.
3340 (rs6000_output_mi_thunk): Ditto.
3342 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3343 size is 64 bits if we can use 64-bit registers.
3345 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3347 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3350 From Jie Zhang <jie.zhang@analog.com>:
3351 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3352 save FP and RETS with saveall attribute.
3353 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3354 with saveall attribute.
3356 * config/bfin/bfin.c (bfin_expand_builtin,
3357 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3360 From Jie Zhang <jie.zhang@analog.com>:
3361 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3362 before use in two places.
3363 * config/bfin/bfin.md (AREG): Define mode iterator.
3364 (reload_in, reload_out): Use mode iterator AREG.
3366 2009-09-14 Richard Guenther <rguenther@suse.de>
3369 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3370 EH personality path.
3372 2009-09-13 Richard Guenther <rguenther@suse.de>
3373 Rafael Avila de Espindola <espindola@google.com>
3375 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3376 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3377 (LANG_HOOKS_INITIALIZER): Adjust.
3378 (lhd_pass_through_t): Declare.
3379 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3381 * langhooks.c (lhd_pass_through_t): New function.
3382 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3383 dwarf2out_begin_prologue): Use personality from current_function_decl.
3384 * expr.h (get_personality_function): Declare.
3385 * expr.c (get_personality_function): New function.
3386 (build_personality_function): Likewise.
3387 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3388 (eh_personality_libfunc): Remove.
3389 * optabs.c (build_libfunc_function): New function split out from ...
3390 (init_one_libfunc): ... here.
3391 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3392 (tree_function_decl): Add personality.
3393 (lhd_gcc_personality): Declare.
3394 (build_personality_function): Likewise.
3395 * tree.c (gcc_eh_personality_decl): New.
3396 (lhd_gcc_personality): New function.
3397 * except.h (lang_eh_runtime_type): Remove.
3398 (enum eh_personality_kind): New.
3399 (build_personality_function): Declare.
3400 (function_needs_eh_personality): Declare.
3401 * except.c (lang_eh_runtime_type): Remove.
3402 (function_needs_eh_personality): New function.
3403 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3404 (sjlj_emit_function_enter, output_function_exception_table):
3405 Use personality from current_function_decl.
3406 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3407 * tree-inline.c (tree_can_inline_p): Do not inline across different
3409 (expand_call_inline): Likewise. Adjust the callers EH personality.
3410 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3411 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3412 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3413 (c-parser.o): Likewise
3414 * c-tree.h (c_eh_initialized_p): Remove.
3415 (c_maybe_initialize_eh): Likewise.
3416 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3417 (finish_decl): Don't call c_maybe_initialize_eh.
3418 (c_eh_initialized_p): Remove.
3419 (c_maybe_initialize_eh): Likewise.
3420 * c-parser.c (c_parser_omp_construct): Likewise.
3421 (c_parse_file): Initialize exception handling.
3423 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3425 * config.gcc (tm_file): Remove i386/biarch32.h
3426 for i?86-w64-mingw* case.
3427 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3429 * config.host: Set for x64 mingw the option
3430 use_long_long_for_widest_fast_int to yes.
3432 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3434 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3435 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3436 (dbxout_begin_function): Likewise.
3437 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3438 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3439 set on the function.
3440 (final_end_function): Likewise.
3441 (final_scan_insn): Likewise.
3442 (rest_of_handle_final): Likewise.
3443 * varasm.c (assemble_start_function): Likewise.
3444 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3446 2009-09-12 Jason Merrill <jason@redhat.com>
3448 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3449 * opts.c (common_handle_option): constify.
3451 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3453 * doc/install.texi (avr): Remove obsolete reference site.
3455 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3457 * doc/install.texi (Binaries): Adjust AIX link.
3459 2009-09-12 Akim Demaille <demaille@gostai.com>
3461 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3462 Use an imperative sentence.
3464 2009-09-11 Richard Henderson <rth@redhat.com>
3466 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3467 structure-name and has-tree-operands arguments; update all entries.
3468 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3470 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3471 (gsstruct_code_size): New.
3472 (gss_for_code_): New.
3473 (gss_for_code): Remove.
3474 (gimple_size): Rewrite using gsstruct_code_size.
3475 (gimple_statement_structure): Move to gimple.h.
3476 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3477 (gss_for_code, gimple_statement_structure): New.
3478 (gimple_ops): Use new arrays; tidy.
3480 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3482 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3483 operand to be a PLUS expression.
3484 * config/pa/pa.c (pa_secondary_reload): Likewise.
3486 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3488 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3490 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3493 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3495 From Jie Zhang <jie.zhang@analog.com>:
3496 * doc/extend.texi (node Function Attributes): Document l2
3498 (node Blackfin Variable Attributes): Document l2 variable attributes.
3500 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3502 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3503 to match the system compiler's configuration at inflection point.
3504 Add comment to remark a remaining difference with system compiler.
3506 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3507 * configure: Regenerate.
3509 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3511 From Jie Zhang <jie.zhang@analog.com>:
3512 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3513 (bfin_handle_l2_attribute): New.
3514 (bfin_attribute_table): Add l2 attribute.
3516 2009-09-11 Michael Matz <matz@suse.de>
3519 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3520 on the local_decls list.
3522 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3526 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3528 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3529 for VALUEs, to implement the documented interface.
3530 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3531 Adjust for VALUEs and anything else, to implement the
3532 documented interface.
3534 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3536 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3537 with actual SPE/paired vector modes before using 64-bit alignment.
3538 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3540 2009-09-10 DJ Delorie <dj@redhat.com>
3542 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3545 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3546 * config/mep/mep.c (mep_legitimate_constant_p): New.
3547 * config/mep/mep-protos.h: Prototype it.
3549 2009-09-10 Richard Henderson <rth@redhat.com>
3551 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3553 2009-09-10 Jason Merrill <jason@redhat.com>
3555 * tree.c (chain_index): New fn.
3556 * tree.h: Declare it.
3558 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3560 * config/sol2-c.c (cmn_err_length_specs): Initialize
3561 scalar_identity_flag.
3563 2009-09-10 Richard Henderson <rth@redhat.com>
3565 * tree.h (struct tree_decl_common): Move align member earlier;
3566 move label_decl_uid member ...
3567 (struct tree_label_decl): ... here.
3568 (LABEL_DECL_UID): Update to match.
3570 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3573 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3574 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3576 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3577 dest_prev if the edge is complex.
3579 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3581 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3582 loop latch tests earlier.
3584 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3585 before GIMPLE_RETURN, not after its predecessor; insert
3588 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3589 gimple_seq_empty_p to test for no PHI nodes.
3590 * tree-cfg.c (split_critical_edges): Likewise.
3592 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3594 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3596 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3597 introduced by the VTA branch merge.
3599 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3601 * ira-conflicts.c: Use fputs or putc instead of fprintf
3605 * tree-switch-conversion.c: Ditto.
3607 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3609 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3610 introduced by the VTA branch merge.
3612 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3615 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3617 PR rtl-optimization/39779
3618 * expr.c (convert_modes): Return when mode == oldmode after
3619 CONST_INTs are processed.
3621 2009-09-10 Nick Clifton <nickc@redhat.com>
3623 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3624 attribute and referring decl when creating renamed symbol.
3626 2009-09-10 Richard Guenther <rguenther@suse.de>
3629 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3631 (cgraph_finalize_compilation_unit): Compute reachability
3632 before emitting thunks. Properly process aliases before
3633 possibly removing unreachable nodes.
3635 2009-09-10 Richard Guenther <rguenther@suse.de>
3638 * tree.c (struct free_lang_data_d): Add worklist member.
3639 (find_decls_types_r): Push onto the worklist instead of recursing.
3640 Handle TREE_BINFOs properly.
3641 (find_decls_types): New function wrapped around find_decls_types_r
3642 to process the worklist.
3643 (find_decls_types_in_eh_region): Use it.
3644 (find_decls_types_in_node): Likewise.
3645 (find_decls_types_in_var): Likewise.
3646 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3647 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3648 (AGGREGATE_TYPE_P): Adjust.
3650 2009-09-09 Jason Merrill <jason@redhat.com>
3652 * configure.ac: Check glibc version even if we have an in-tree
3655 2009-09-09 Anthony Green <green@moxielogic.com>
3657 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3658 the constant 0 when appropriate.
3659 * config/moxie/constraints.md: Add constraint O.
3661 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3662 to pass up to 6 32-bit argument values in registers.
3663 (moxie_function_arg): Ditto.
3664 (moxie_arg_partial_bytes): Ditto.
3665 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3666 (REG_PARM_STACK_SPACE): Ditto.
3667 (FUNCTION_ARG_REGNO_P): Ditto.
3669 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3670 instruction to allocate stack space.
3672 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3674 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3675 unnecessarily stringent constraints. Fix address
3676 calculation in the splitters.
3678 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3680 PR rtl-optimization/39779
3681 * expr.c (convert_modes): Return when mode == oldmode after
3682 CONST_INTs are processed.
3684 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3687 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3688 (ix86_expand_prologue): Take frame.padding0 into logic of
3690 (ix86_expand_epilogue): Likewise.
3692 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3694 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3696 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3697 * config/t-slibgcc-libgcc: New file.
3698 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3700 2009-09-09 Martin Jambor <mjambor@suse.cz>
3702 PR tree-optimization/41089
3703 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3706 2009-09-09 Richard Henderson <rth@redhat.com>
3708 * gimple.h (CASE_GIMPLE_OMP): New.
3709 (is_gimple_omp): Use it.
3710 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3711 (verify_gimple_debug): Likewise.
3713 2009-09-09 Richard Guenther <rguenther@suse.de>
3715 PR tree-optimization/41101
3716 * tree-ssa-pre.c (maximal_set): Remove.
3717 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3718 Defer all blocks we didn't visit at least one successor.
3719 (add_to_exp_gen): Do not add to the maximal set.
3720 (make_values_for_phi): Likewise.
3721 (compute_avail): Likewise.
3722 (init_pre): Do not allocate the maximal set.
3723 (execute_pre): Do not dump it.
3725 2009-09-09 Martin Jambor <mjambor@suse.cz>
3727 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3728 an SSA_NAME rather than a is_gimple_variable.
3730 2009-09-09 Richard Guenther <rguenther@suse.de>
3733 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3734 code dealing with plain pointer bases.
3735 (maybe_fold_offset_to_reference): Likewise.
3736 (maybe_fold_stmt_addition): Adjust.
3738 2009-09-09 Richard Guenther <rguenther@suse.de>
3740 * tree.c (free_lang_data_in_type): Do not free the type variant
3742 (free_lang_data): Merge char_type_node with its properly signed
3744 (pass_ipa_free): Collect after freeing language specific data.
3746 2009-09-09 Michael Matz <matz@suse.de>
3749 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3750 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3751 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3754 2009-09-08 DJ Delorie <dj@redhat.com>
3756 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3758 2009-09-04 Jason Merrill <jason@redhat.com>
3760 * tree.c (tree_find_value): Remove.
3761 * tree.h: Remove prototype.
3762 * varasm.c (assemble_external): Use value_member instead.
3764 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3766 * toplev.c (process_options): Choose default debugging type when
3767 gtoggle enables debug info and type is unset.
3769 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3773 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3776 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3778 * configure: Rebuilt with modified libtool.m4.
3780 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3785 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3787 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3789 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3790 (remove_statement): Likewise.
3791 (rewrite_use_nonlinear_expr): Adjust.
3792 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3793 * tree-ssa.c (release_defs_bitset): ... this. New.
3794 * tree-flow.h (release_defs_bitset): Declare.
3796 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3799 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3800 in the middle block.
3802 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3804 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3805 via intptr_t to long type.
3806 (insert_operand_rank): Cast long type via intptr_t to
3808 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3810 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3811 from pointer to unsigned via uintptr_t.
3813 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3814 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3816 * configure: Regenerated.
3817 * config.in: Regenerated
3818 * system.h (stdint.h): Add include.
3819 (inttypes.h): Likewise.
3820 * Makefile.in (aclocal): Add config/stdint.m4.
3821 * aclocal.m4: Regenerated.
3823 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3825 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3827 (note_np_check_stores): New function.
3828 (harmless_null_pointer_p): New function.
3829 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3830 changed. Take into account whether we're in the shadow of a condjump
3831 that tested NP_REG for NULL.
3832 Lose all code that tested for SEQUENCEs.
3833 (workaround_speculation): Avoid inserting NOPs for loads that are
3834 either always executed or a NULL pointer.
3836 2009-09-08 Jan Hubicka <jh@suse.cz>
3838 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3839 * params.def (early-inlining-insns): Likewise.
3841 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3843 PR rtl-optimization/41239
3844 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3845 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3847 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3848 across calls, as the calls might not always return normally.
3849 (call_may_noreturn_p): New function.
3850 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3851 (init_deps): Initialize it.
3852 (remove_from_deps): Also remove calls from
3853 last_function_call_may_noreturn list.
3855 2009-09-07 Richard Henderson <rth@redhat.com>
3857 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3858 more VR->OPERANDS than LHS operands. Free LHS before returning.
3860 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3862 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3863 (attr "addrtype"): New member "spreg".
3864 Use it if mem_spfp_address_operand is true for the address.
3865 (attr "type"): New entry "stall".
3866 (cpu_unit "load"): New.
3867 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3869 (insn_reservation "loadsp"): New.
3870 (insn_reservation "load_stall1"): New.
3871 (insn_reservation "load_stall3"): New.
3873 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3874 (mem_p_address_operand): Exclude stack and frame pointer based
3876 (mem_spfp_address_operand): New; match them here.
3877 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3878 (bfin_reorg): Call it if scheduling insns.
3879 (bfin_gen_bundles): Remove dummy insns created by
3880 add_sched_insns_for_speculation.
3882 From Jie Zhang <jie.zhang@analog.com>:
3883 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3884 bfin_si_revision, bfin_workarounds): Move these ...
3885 * config/bfin/bfin.h: ... here.
3887 From Mike Frysinger <michael.frysinger@analog.com>
3888 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3889 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3890 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3891 bf547m, bf548m, and bf549m.
3892 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3893 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3894 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3895 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3896 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3897 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3898 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3899 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3900 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3901 bf542m, bf544m, bf547m, bf548m, and bf549m.
3903 From Jie Zhang <jie.zhang@analog.com>:
3904 * config/bfin/predicates.md (p_register_operand): New predicate.
3905 (dp_register_operand): New predicate.
3906 * config/bfin/bfin-protos.h (WA_05000074): Define.
3907 (ENABLE_WA_05000074): Define.
3908 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3909 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3910 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3911 (define_attr addrtype): Allow load/store register to be P register.
3912 (define_attr storereg): New.
3913 (define_cpu_unit anomaly_05000074): New.
3914 (define_insn_reservation dsp32shiftimm): New.
3915 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3916 (define_insn_reservation loadp): Cannot use slot2.
3917 (define_insn_reservation loadsp): Cannot use slot2.
3918 (define_insn_reservation storep): Cannot use slot2. Does not
3919 apply when working around 05000074.
3920 (define_insn_reservation storep_anomaly_05000074): New.
3921 (define_insn_reservation storei): Does not apply when working
3923 (define_insn_reservation storei_anomaly_05000074): New.
3924 (define_attr length): Add dsp32shiftimm case.
3925 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3926 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3927 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
3928 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
3929 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
3931 2009-09-07 Martin Jambor <mjambor@suse.cz>
3934 * tree-sra.c (create_artificial_child_access): Return NULL if
3935 build_ref_for_offset fails.
3936 (propagate_subacesses_accross_link): Allow build_ref_for_offset
3937 and create_artificial_child_access to fail.
3939 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3942 * unwind-dw2.c (uw_init_context_1): Mark noinline.
3943 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
3944 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
3946 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3948 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
3949 block, ensure it has an exit edge. Emit a barrier after a jump.
3951 2009-09-07 Nick Clifton <nickc@redhat.com>
3953 * gcc.c (this_is_linker_script): New variable. Like
3954 this_is_library_file but for the %T constructor.
3955 (end_going_arg): If this_is_linker_script is set then locate the
3956 script and insert a --script switch before it
3957 (do_spec_2): Initialise this_is_linker_script.
3958 (do_spec_1): Likewise. Handle %T construct.
3959 (eval_spec_function): Preserve this_is_linker_script.
3960 * doc/invoke.texi: Document %T construct in spec files.
3961 * config/m32c/m32c.h (LIB_SPEC): Use it.
3963 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3965 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
3966 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
3967 when volatile flag is set.
3968 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
3970 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
3973 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
3974 (combine_stack_adjustments_for_block): Allow insns between stack
3975 adjustments and stores with corresponding pre-(dec|inc)rement or
3976 pre-modify operation.
3978 2009-09-06 Jakub Jelinek <jakub@redhat.com>
3981 * combine-stack-adj.c (struct csa_memlist): Rename to...
3982 (struct csa_reflist): ... this. Rename mem field to ref.
3983 (free_csa_memlist): Rename to...
3984 (free_csa_reflist): ... this.
3985 (record_one_stack_memref): Rename to...
3986 (record_one_stack_ref): ... this. Handle also REG_P.
3987 (try_apply_stack_adjustment): Handle also REG_P.
3988 (struct record_stack_memrefs_data): Rename to...
3989 (struct record_stack_refs_data): ... this. Rename memlist field to
3991 (record_stack_memrefs): Rename to...
3992 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
3993 subexpressions instead of failing when a MEM contains SP references.
3994 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
3995 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
3997 2009-09-06 Richard Guenther <rguenther@suse.de>
4000 * tree.c (build_array_type): Do not record types marked
4001 with structural equality in the canonical type hashtable.
4003 2009-09-06 Richard Guenther <rguenther@suse.de>
4006 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4008 2009-09-05 Richard Guenther <rguenther@suse.de>
4011 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4013 2009-09-05 Richard Guenther <rguenther@suse.de>
4016 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4018 2009-09-05 Richard Guenther <rguenther@suse.de>
4021 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4022 before comparing function argument types.
4024 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4027 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4030 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4033 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4035 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4036 locators before emit_insn is called.
4038 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4041 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4042 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4043 (reginfo_init): Don't call allocate_reg_info.
4045 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4048 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4049 NONDEBUG_INSN_P instead of INSN_P.
4051 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4054 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4056 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4059 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4060 pattern of the split.
4062 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4064 * toplev.c (process_options): Move setter of flag_var_tracking
4065 before other tests that depend on it. Move down setter of
4066 flag_rename_registers. Don't enable var-tracking-assignments
4067 by default if selective scheduling is enabled. Warn if both
4070 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4072 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4073 comment. Use switch statement to catch overlaps between rtx
4074 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4075 (IS_DECL_CODE): ... here. Remove.
4076 (check_value_is_not_decl): Remove.
4077 (dv_from_decl, dv_from_value): Check after conversion.
4079 2009-09-04 Richard Guenther <rguenther@suse.de>
4082 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4083 after emitting tunks. Move emitting thunks and ctors from ...
4084 (cgraph_optimize): ... here. Remove redundant
4085 cgraph_analyze_functions.
4086 * varasm.c (find_decl_and_mark_needed): Remove no longer
4088 (finish_aliases_1): Adjust check for thunk aliases.
4090 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4092 * config/arm/arm.md (ctzsi2): Added braces
4093 to avoid warning that broke booststrap.
4095 2009-09-04 Martin Jambor <mjambor@suse.cz>
4097 PR tree-optimization/41112
4098 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4099 handle variable-bounded arrays.
4100 (expr_with_var_bounded_array_refs_p): New function.
4101 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4103 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4105 * config/s390/2097.md: Removed two incorrect bypasses.
4106 (z10_fsimpdf): Fixed latency.
4107 (z10_fhex): New insn_reservation.
4108 (z10_floaddf): Fixed latency.
4109 (z10_floadsf): Fixed latency.
4110 (z10_ftrunctf): Fixed latency.
4111 (z10_ftruncdf): Fixed latency.
4112 * config/s390/s390.c (z10_cost): Fixed values.
4113 (s390_adjust_priority): Added z10 path.
4114 * config/s390/s390.md (type): Added fhex.
4115 (*mov<mode>_64dfp): Updated type attribute.
4116 (*mov<mode>_64): Updated type attribute.
4117 (*mov<mode>_31): Updated type attribute.
4118 (*mov<mode>"): Likewise.
4119 * config/s390/2084.md (x_fsimpdf): Updated condition.
4121 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4123 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4124 RTXs in the predicate for operand 1.
4126 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4128 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4129 (rbitsi2): New insn.
4130 (ctzsi2): New expand.
4131 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4133 2009-09-03 Martin Jambor <mjambor@suse.cz>
4135 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4136 (create_artificial_child_access): Use build_ref_for_offset instead
4137 of duplicate_expr_for_different_base.
4138 (propagate_subacesses_accross_link): Likewise.
4140 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4142 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4144 (mips16e_collect_argument_saves): Skip debug instructions.
4145 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4146 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4147 (r10k_insert_cache_barriers): Likewise.
4148 (mips_reorg_process_insns): Likewise.
4150 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4153 * ira.c (update_equiv_reg): Remove check on class likely spill.
4155 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4158 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4159 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4163 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4164 the stack slot if it is passed by invisible reference.
4165 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4166 by invisible reference.
4168 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4170 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4171 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4172 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4174 * config/bfin/sync.md: New file.
4175 * config/bfin/bfin.md: Include it.
4176 (UNSPEC_ATOMIC): New.
4177 (UNSPEC_ONES): Provide a unique number.
4179 From Jie Zhang <jie.zhang@analog.com>:
4180 * config/bfin/bfin.c (ret_regs): New.
4181 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4182 (must_save_rets_p): New.
4183 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4184 current_function_is_leaf.
4185 (do_link): Likewise.
4186 (do_unlink): Likewise.
4187 (expand_interrupt_handler_prologue): Use ret_regs array.
4188 (expand_interrupt_handler_epilogue): Use ret_regs array and
4189 pass return register to gen_return_internal.
4190 (bfin_expand_epilogue): Pass return register to
4191 gen_return_internal.
4192 (bfin_expand_call): Explicitly clobber RETS.
4193 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4194 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4195 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4196 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4198 (return_internal): Take a reg rtx rather than the register number.
4200 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4202 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4203 when comparing against estimated_loop_iterations_int return.
4205 2009-09-03 Richard Guenther <rguenther@suse.de>
4207 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4208 eh_personality_libfunc.
4210 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4212 * tree-parloops.c (separate_decls_in_region): Add space.
4214 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4216 * tree-parloops.c (separate_decls_in_region): Change the condition
4217 checking if there are reductions in the loop.
4219 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4221 PR tree-optimization/38275
4222 * tree-parloops.c (parallelize_loops): Replace profitability condition
4223 for expected number of iterations.
4225 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4227 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4228 (bootstrap-debug): Explain conditions in which it becomes default.
4229 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4232 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4234 * doc/invoke.texi (Optimize Options): Move
4235 -finline-small-functions to the -O2 list.
4237 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4239 * toplev.c (process_options): Enable var-tracking-assignments
4240 by default if var-tracking is enabled.
4242 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4244 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4246 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4247 * rtl.h (prev_nonnote_insn_bb): Declare it.
4249 2009-09-03 Diego Novillo <dnovillo@google.com>
4251 * cgraph.c (cgraph_node_for_decl): New.
4252 * cgraph.h (cgraph_node_for_decl): Declare.
4253 * tree.c (host_integerp): Return 0 if T is NULL.
4255 2009-09-03 Diego Novillo <dnovillo@google.com>
4257 * tree.h (struct alias_pair): Move from varasm.c.
4258 (alias_pairs): Likewise.
4259 (TYPE_MAXVAL): Define.
4260 (TYPE_MINVAL): Define.
4261 (iterative_hash_host_wide_int): Declare.
4262 (remove_unreachable_alias_pairs): Declare.
4263 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4264 * diagnostic.c (default_diagnostic_starter): Make extern.
4265 (default_diagnostic_finalizer): Make extern.
4266 * diagnostic.h (default_diagnostic_starter): Declare.
4267 (default_diagnostic_finalizer): Declare.
4268 (default_tree_printer): Declare.
4269 * toplev.c (default_tree_printer): Make extern.
4271 2009-09-03 Richard Guenther <rguenther@suse.de>
4272 Diego Novillo <dnovillo@google.com>
4274 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4275 * cgraphunit.c (cgraph_expand_function): Do not emit
4276 associated thunks from here.
4277 (cgraph_emit_thunks): New.
4278 (cgraph_optimize): Call it.
4279 Return if any IPA pass finds an error.
4280 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4283 2009-09-03 Simon Baldwin <simonb@google.com>
4284 Rafael Espindola <espindola@google.com>
4285 Richard Guenther <rguenther@suse.de>
4286 Doug Kwan <dougkwan@google.com>
4287 Diego Novillo <dnovillo@google.com>
4289 * tree.c: Include tree-pass.h, langhooks-def.h,
4290 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4291 (free_lang_data_in_type): New.
4292 (need_assembler_name_p): New.
4293 (free_lang_data_in_block): New.
4294 (free_lang_data_in_decl): New.
4295 (struct free_lang_data_d): New.
4296 (add_tree_to_fld_list): New.
4297 (find_decls_types_r): New.
4298 (get_eh_types_for_runtime): New.
4299 (find_decls_types_in_eh_region): New.
4300 (find_decls_types_in_node): New.
4301 (find_decls_types_in_var): New.
4302 (free_lang_data_in_cgraph): New.
4303 (free_lang_data): New.
4304 (gate_free_lang_data): New.
4305 (pass_ipa_free_lang_data): New.
4307 2009-09-03 Diego Novillo <dnovillo@google.com>
4309 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4310 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4311 (lang_hooks): Remove const qualifier.
4312 * ipa.c (cgraph_remove_unreachable_nodes): Call
4313 remove_unreachable_alias_pairs.
4314 * except.c (add_type_for_runtime): Check if TYPE has
4315 already been converted.
4316 (lookup_type_for_runtime): Likewise.
4317 (check_handled): Handle converted types.
4318 * varasm.c (remove_unreachable_alias_pairs): New.
4319 * gimple.c: Include demangle.h.
4320 (gimple_decl_printable_name): New.
4321 (gimple_fold_obj_type_ref): New.
4322 * gimple.h (gimple_decl_printable_name): Declare.
4323 (gimple_fold_obj_type_ref): Declare.
4324 * passes.c (init_optimization_passes): Add pass
4325 pass_ipa_free_lang_data.
4326 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4327 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4329 2009-09-03 Diego Novillo <dnovillo@google.com>
4331 * c-lang.c (lang_hooks): Remove const qualifier.
4333 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4335 * doc/install.texi (*-*-freebsd*): Update target information.
4337 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4339 * hard-reg-set.h (call_fixed_regs): Remove.
4340 * reginfo.c (call_fixed_regs): Remove.
4341 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4342 (globalize_reg): Don't use call_fixed_regs.
4343 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4346 2009-09-01 Michael Matz <matz@suse.de>
4348 * expr.h (emit_storent_insn, expand_expr_real_1,
4349 expand_expr_real_2): Declare.
4350 * expr.c (emit_storent_insn, expand_expr_real_1,
4351 expand_expr_real_2): Export.
4352 (store_expr): Setting and evaluating dont_return_target is useless.
4353 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4354 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4355 * except.c (expand_resx_expr): Rename to ...
4356 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4357 * except.h (expand_resx_stmt): Declare.
4358 * stmt.c: Add include gimple.h
4359 (expand_asm_expr): Rename to ...
4360 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4361 (expand_case): Rewrite to take gimple statement.
4362 * tree.h (expand_asm_stmt): Declare.
4363 (expand_case): Change prototype.
4364 * Makefile.in (stmt.o): Depend on gimple.h.
4365 * builtins.c (expand_builtin_synchronize): Build gimple asm
4366 statement, not an ASM_EXPR.
4367 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4368 gimple_to_tree, release_stmt_tree): Remove.
4369 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4370 ggc_free, but hold comparison code and operands separately.
4371 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4372 (expand_call_stmt, expand_gimple_stmt_1,
4373 expand_gimple_stmt): New helpers.
4374 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4375 release_stmt_tree. Call expand_gimple_stmt instead.
4376 (expand_gimple_basic_block): Ditto.
4378 * calls.c (emit_call_1): Don't look at EH regions here, make
4379 fntree parameter useless.
4380 (expand_call): New local rettype for TREE_TYPE(exp), use it
4381 throughout. Remove local p, use addr instead.
4382 Don't look at EH regions here.
4384 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4386 * doc/invoke.texi (-fsched-pressure): Document it.
4387 (-fsched-reg-pressure-heuristic): Remove it.
4389 * reload.c (ira.h): Include.
4390 (find_reloads): Add choosing reload on number of small spilled
4393 * haifa-sched.c (ira.h): Include.
4394 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4395 saved_reg_pressure, curr_reg_live, saved_reg_live,
4396 region_ref_regs): New variables.
4397 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4398 initiate_reg_pressure_info, setup_ref_regs,
4399 initiate_bb_reg_pressure_info, save_reg_pressure,
4400 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4402 (setup_insn_reg_pressure_info): New function.
4403 (rank_for_schedule): Add pressure checking and insn issue time.
4404 Remove comparison of insn reg weights.
4405 (ready_sort): Set insn reg pressure info.
4406 (update_register_pressure, setup_insn_max_reg_pressure,
4407 update_reg_and_insn_max_reg_pressure,
4408 sched_setup_bb_reg_pressure_info): New functions.
4409 (schedule_insn): Add code for printing and updating reg pressure info.
4410 (find_set_reg_weight, find_insn_reg_weight): Remove.
4411 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4412 (debug_ready_list): Print reg pressure info.
4413 (schedule_block): Ditto. Check insn issue time.
4414 (sched_init): Set up sched_pressure_p. Allocate and set up some
4415 reg pressure related info.
4416 (sched_finish): Free some reg pressure related info.
4417 (fix_tick_ready): Make insn always ready if pressure_p.
4418 (init_h_i_d): Don't call find_insn_reg_weight.
4419 (haifa_finish_h_i_d): Free insn reg pressure info.
4421 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4422 ira_memory_move_cost, ira_class_hard_regs,
4423 ira_class_hard_regs_num, ira_no_alloc_regs,
4424 ira_available_class_regs, ira_reg_class_cover_size,
4425 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4427 * ira-lives.c (single_reg_class): Check mode to find how many
4428 registers are necessary for operand.
4429 (ira_implicitly_set_insn_hard_regs): New.
4431 * common.opt (fsched-pressure): New options.
4432 (fsched-reg-pressure-heuristic): Remove.
4434 * ira.c (setup_eliminable_regset): Rename to
4435 ira_setup_eliminable_regset. Make it external.
4436 (expand_reg_info): Pass cover class to setup_reg_classes.
4437 (ira): Call resize_reg_info instead of allocate_reg_info.
4439 * sched-deps.c: Include ira.h.
4440 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4441 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4442 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4443 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4444 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4445 mark_insn_reg_store, mark_insn_reg_clobber,
4446 setup_insn_reg_pressure_info): New.
4447 (sched_analyze_1): Update implicit_reg_pending_uses.
4448 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4449 Use them to create dependencies. Set insn reg uses and pressure
4450 info. Process reg_pending_uses in one place.
4451 (free_deps): Free implicit sets.
4452 (remove_from_deps): Remove implicit sets if necessary. Check
4453 implicit sets when clearing reg_last_in_use.
4454 (init_deps_global): Clear implicit_reg_pending_clobbers and
4455 implicit_reg_pending_uses.
4457 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4458 ira_memory_move_cost, ira_class_hard_regs,
4459 ira_class_hard_regs_num, ira_no_alloc_regs,
4460 ira_available_class_regs, ira_reg_class_cover_size,
4461 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4462 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4463 ira_implicitly_set_insn_hard_regs): New prototypes.
4465 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4466 cost_elements_num): New variables.
4467 (allocno_costs, total_costs): Rename to costs and
4468 total_allocno_costs.
4469 (COSTS_OF_ALLOCNO): Rename to COSTS.
4470 (allocno_pref): Rename to pref.
4471 (allocno_pref_buffer): Rename to pref_buffer.
4472 (common_classes): Rename to regno_cover_class.
4474 (record_reg_classes): Set allocno attributes only if allocno_p.
4475 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4476 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4477 and COSTS_OF_ALLOCNO.
4478 (print_costs): Rename to print_allocno_costs.
4479 (print_pseudo_costs): New.
4480 (process_bb_node_for_costs): Split into 2 functions with new
4481 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4482 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4483 new parameter dump_file. Use cost_elements_num instead of
4484 ira_allocnos_num. Make one iteration if preferred classes were
4485 already calculated for scheduler. Make 2 versions of code
4486 depending on allocno_p.
4487 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4488 regno_cover_class and COSTS instead of common_classes and
4490 (init_costs, finish_costs): New.
4491 (ira_costs): Set up allocno_p and cost_elements_num. Call
4492 init_costs and finish_costs.
4493 (ira_set_pseudo_classes): New.
4495 * rtl.h (allocate_reg_info): Remove.
4496 (resize_reg_info): Change return type.
4497 (reg_cover_class): New.
4498 (setup_reg_classes): Add new parameter.
4500 * sched-int.h (struct deps_reg): New member implicit_sets.
4501 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4502 (INCREASE_BITS): New macro.
4503 (struct reg_pressure_data, struct reg_use_data): New.
4504 (struct _haifa_insn_data): Remove reg_weight. Add members
4505 reg_pressure, reg_use_list, reg_set_list, and
4506 reg_pressure_excess_cost_change.
4507 (struct deps): New member implicit_sets.
4508 (pressure_p): New variable.
4509 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4510 (struct reg_pressure_data, struct reg_use_data): New.
4511 (INSN_REG_WEIGHT): Remove.
4512 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4513 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4514 (sched_init_region_reg_pressure_info,
4515 sched_setup_bb_reg_pressure_info): New prototypes.
4517 * reginfo.c (struct reg_pref): New member coverclass.
4518 (reg_cover_class): New function.
4519 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4520 (reg_info_size): New variable.
4521 (allocate_reg_info): Make static. Setup reg_info_size.
4522 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4523 (setup_reg_classes): Add a new parameter. Setup cover class too.
4525 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4528 * sched-rgn.c (deps_join): Set up implicit_sets.
4529 (schedule_region): Set up region and basic blocks pressure
4532 * passes.c (init_optimization_passes): Move
4533 pass_subregs_of_mode_init before pass_sched.
4535 2009-09-02 Martin Jambor <mjambor@suse.cz>
4537 * tree-sra.c (struct access): New field grp_hint.
4538 (dump_access): Dump grp_hint.
4539 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4541 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4542 those which have been specifically read and somehow written to.
4543 (propagate_subacesses_accross_link): Set grp_hint of right child and
4544 also possibly of the left child.
4546 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4548 * tree-object-size.c (addr_object_size): Always use object_size_type
4549 0 or 2 when determining the pointer pointed object size.
4551 2009-09-02 Richard Guenther <rguenther@suse.de>
4554 2009-08-31 Richard Guenther <rguenther@suse.de>
4556 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4557 to query if the memory regions for memmove overlap.
4558 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4559 asserts on pointers, instead deal with odd trees.
4560 (ptr_derefs_may_alias_p): Likewise.
4561 (refs_may_alias_p_1): Constructor bases also never alias.
4563 2009-08-01 Christian Bruel <christian.bruel@st.com>
4566 2009-07-31 Christian Bruel <christian.bruel@st.com>
4567 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4569 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4571 * doc/invoke.texi (-fvar-tracking-assignments): New.
4572 (-fvar-tracking-assignments-toggle): New.
4573 (-fdump-final-insns=file): Mark filename as optional.
4574 (--param min-nondebug-insn-uid): New.
4575 (-gdwarf-@{version}): Mention version 4.
4576 * opts.c (common_handle_option): Accept it.
4577 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4578 * regrename.c (regrename_optimize): Drop last. Don't count debug
4579 insns as uses. Don't reject change because of debug insn.
4580 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4581 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4582 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4583 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4584 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4585 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4586 * doc/gimple.texi (is_gimple_debug): New.
4587 (gimple_debug_bind_p): New.
4588 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4589 * doc/install.texi (bootstrap-debug): More details.
4590 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4591 (bootstrap-debug-lib): More details.
4592 (bootstrap-debug-ckovw): Update.
4593 (bootstrap-time): New.
4594 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4595 (insert_phi_nodes_for): Insert debug stmts.
4596 (rewrite_stmt): Take iterator. Insert debug stmts.
4597 (rewrite_enter_block): Adjust.
4598 (maybe_replace_use_in_debug_stmt): New.
4599 (rewrite_update_stmt): Use it.
4600 (mark_use_interesting): Return early for debug stmts.
4601 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4602 stmts before replacing stmt.
4603 (move_computations_stmt): Likewise.
4604 * ira-conflicts.c (add_copies): Skip debug insns.
4605 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4606 (regstat_bb_compute_ri): Skip debug insns.
4607 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4608 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4609 check_loop_closed_ssa_stmt): Skip debug stmts.
4610 * tree-tailcall.c (find_tail_calls): Likewise.
4611 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4612 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4613 (build_var_debug_value_stat): Declare.
4614 (build_var_debug_value): Define.
4615 (target_for_debug_bind): Declare.
4616 * reload.c (find_equiv_reg): Skip debug insns.
4617 * rtlanal.c (reg_used_between_p): Skip debug insns.
4618 (side_effects_p): Likewise.
4619 (canonicalize_condition): Likewise.
4620 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4621 insns never depend on debug insns.
4622 (create_ddg_dep_no_link): Likewise.
4623 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4624 Don't add inter-loop dependencies for debug insns.
4625 (build_intra_loop_deps): Likewise.
4626 (create_ddg): Count debug insns.
4627 * ddg.h (struct ddg::num_debug): New.
4628 (num_backargs): Pair up with previous int field.
4629 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4630 -fcompare-debug-second.
4631 * final.c (get_attr_length_1): Skip debug insns.
4632 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4633 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4634 (driver_self_specs): Map -fdump-final-insns to
4635 -fdump-final-insns=..
4636 (get_local_tick): New.
4637 (compare_debug_dump_opt_spec_function): Test for . argument and
4638 compute output name. Compute temp output spec without flag name.
4639 Compute -frandom-seed.
4640 (OPT): Undef after use.
4641 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4642 (average_num_loop_insns): Likewise.
4643 * params.h (MIN_NONDEBUG_INSN_UID): New.
4644 * gimple.def (GIMPLE_DEBUG): New.
4645 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4646 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4647 (merge_in_block): Fix whitespace.
4648 * toplev.c (flag_var_tracking): Update comment.
4649 (flag_var_tracking_assignments): New.
4650 (flag_var_tracking_assignments_toggle): New.
4651 (process_options): Don't open final insns dump file if we're not
4652 going to write to it. Compute defaults for var_tracking.
4653 * df-scan.c (df_insn_rescan_debug_internal): New.
4654 (df_uses_record): Handle debug insns.
4655 * haifa-sched.c (ready): Initialize n_debug.
4656 (contributes_to_priority): Skip debug insns.
4657 (dep_list_size): New.
4659 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4660 they're ready. Disregard previous debug insns to make decisions.
4661 (queue_insn): Never queue debug insns.
4662 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4663 (schedule_insn): Don't reject debug insns because of issue rate.
4664 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4665 (queue_to_ready): Skip and discount debug insns.
4666 (choose_ready): Let debug insns through.
4667 (schedule_block): Check boundary debug insns. Discount debug
4668 insns, schedule them early. Adjust whitespace.
4669 (set_priorities): Check for boundary debug insns.
4670 (add_jump_dependencies): Use dep_list_size.
4671 (prev_non_location_insn): New.
4672 (check_cfg): Use it.
4673 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4675 (remove_unused_ivs): Reset debug stmts.
4676 * modulo-sched.c (const_iteration_count): Skip debug insns.
4677 (res_MII): Discount debug insns.
4678 (loop_single_full_bb_p): Skip debug insns.
4679 (sms_schedule): Likewise.
4680 (sms_schedule_by_order): Likewise.
4681 (ps_has_conflicts): Likewise.
4682 * caller-save.c (refmarker_fn): New.
4683 (save_call_clobbered_regs): Replace regs with saved mem in
4685 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4686 Call refmarker_fn mark for hardregnos.
4687 (mark_reg_as_referenced): New.
4688 (replace_reg_with_saved_mem): New.
4689 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4690 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4692 (cse_extended_basic_block): Skip debug insns.
4693 (count_reg_usage): Likewise.
4694 (is_dead_reg): New, split out of...
4695 (set_live_p): ... here.
4696 (insn_live_p): Use it for debug insns.
4697 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4698 (execute_optimize_stdarg): Likewise.
4699 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4700 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4701 changes in debug stmts as changes.
4702 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4703 (moveup_expr): Don't move across debug insns. Don't move
4704 debug insn if it would create a bookkeeping block.
4705 (moveup_expr_cached): Don't use cache for debug insns that
4706 are heads of blocks.
4707 (compute_av_set_inside_bb): Skip debug insns.
4708 (sel_rank_for_schedule): Schedule debug insns first. Remove
4710 (block_valid_for_bookkeeping_p); Support lax searches.
4711 (create_block_for_bookkeeping): Adjust block numbers when
4712 encountering debug-only blocks.
4713 (find_place_for_bookkeeping): Deal with debug-only blocks.
4714 (generate_bookkeeping_insn): Accept no place to insert.
4715 (remove_temp_moveop_nops): New argument full_tidying.
4716 (prepare_place_to_insert): Deal with debug insns.
4717 (advance_state_on_fence): Debug insns don't start cycles.
4718 (update_boundaries): Take fence as argument. Deal with
4720 (schedule_expr_on_boundary): No full_tidying on debug insns.
4721 (fill_insns): Deal with debug insns.
4722 (track_scheduled_insns_and_blocks): Don't count debug insns.
4723 (need_nop_to_preserve_insn_bb): New, split out of...
4724 (remove_insn_from_stream): ... this.
4725 (fur_orig_expr_not_found): Skip debug insns.
4726 * rtl.def (VALUE): Move up.
4728 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4729 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4730 Set it if debug stmts are found.
4731 (statement_sink_location): Skip debug stmts. Propagate
4732 moving defs into debug stmts.
4733 * ifcvt.c (first_active_insn): Skip debug insns.
4734 (last_active_insns): Likewise.
4735 (cond_exec_process_insns): Likewise.
4736 (noce_process_if_block): Likewise.
4737 (check_cond_move_block): Likewise.
4738 (cond_move_convert_if_block): Likewise.
4739 (block_jumps_and_fallthru_p): Likewise.
4740 (dead_or_predicable): Likewise.
4741 * dwarf2out.c (debug_str_hash_forced): New.
4742 (find_AT_string): Add comment.
4743 (gen_label_for_indirect_string): New.
4744 (get_debug_string_label): New.
4745 (AT_string_form): Use it.
4746 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4747 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4748 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4749 several operations that cannot be represented with DWARF opcodes.
4750 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4751 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4752 (dwarf2out_var_location): Take during-call mark into account.
4753 (output_indirect_string): Update comment. Output if there are
4754 label and references.
4755 (prune_indirect_string): New.
4756 (prune_unused_types): Call it if debug_str_hash_forced.
4757 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4758 (dw_long_long_const): Remove.
4759 (struct dw_val_struct): Change val_long_long type to rtx.
4760 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4761 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4762 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4763 component instead of HOST_BITS_PER_LONG.
4764 (output_loc_operands): Likewise. For const8* assert
4765 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4766 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4767 rather than HOST_BITS_PER_LONG is >= 64.
4768 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4770 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4771 HOST_BITS_PER_LONG for dw_val_class_long_long.
4772 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4773 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4774 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4776 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4777 Handle DW_OP_implicit_value.
4778 (extract_int): Move prototype earlier.
4779 (mem_loc_descriptor): For SUBREG punt if inner
4780 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4781 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4782 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4783 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4784 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4785 instead of Pmode size.
4786 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4787 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4788 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4789 (concat_loc_descriptor, concatn_loc_descriptor,
4790 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4791 (add_location_or_const_value_attribute): Likewise. For single
4792 location loc_lists attempt to use add_const_value_attribute
4793 for constant decls. Add DW_AT_const_value even if
4794 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4796 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4797 (control_flow_insn_p): Likewise.
4798 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4799 (separate_decls_in_region_debug_bind): New.
4800 (separate_decls_in_region): Process debug bind stmts afterwards.
4801 * recog.c (verify_changes): Handle debug insns.
4802 (extract_insn): Likewise.
4803 (peephole2_optimize): Skip debug insns.
4804 * dse.c (scan_insn): Skip debug insns.
4805 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4807 (setup_id_for_insn): Handle debug insns.
4808 (maybe_tidy_empty_bb): Adjust whitespace.
4809 (tidy_control_flow): Skip debug insns.
4810 (sel_remove_insn): Adjust for debug insns.
4811 (sel_estimate_number_of_insns): Skip debug insns.
4812 (create_insn_rtx_from_pattern): Handle debug insns.
4813 (create_copy_of_insn_rtx): Likewise.
4814 * sel-sched-.h (sel_bb_end): Declare.
4815 (sel_bb_empty_or_nop_p): New.
4816 (get_all_loop_exits): Use it.
4817 (_eligible_successor_edge_p): Likewise.
4818 (return_nop_to_pool): Adjust.
4819 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4820 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4821 * gimple-pretty-print.c (dump_gimple_debug): New.
4822 (dump_gimple_stmt): Use it.
4823 (dump_bb_header): Skip gimple debug stmts.
4824 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4825 (fixup_match_2): Likewise.
4826 (regmove_backward_pass): Likewise. Simplify combined
4827 replacement. Handle debug insns.
4828 * function.c (instantiate_virtual_regs): Handle debug insns.
4829 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4830 * print-rtl.h: Include cselib.h.
4831 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4832 * df.h (df_inns_rescan_debug_internal): Declare.
4833 * gcse.c (alloc_hash_table): Estimate n_insns.
4834 (cprop_insn): Don't regard debug insns as changes.
4835 (bypass_conditional_jumps): Skip debug insns.
4836 (one_pre_gcse_pass): Adjust.
4837 (one_code_hoisting_pass): Likewise.
4838 (compute_ld_motion_mems): Skip debug insns.
4839 (one_cprop_pass): Adjust.
4840 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4841 (if_convertible_stmt_p): Handle debug stmts.
4842 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4843 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4844 * ira-build.c (create_bb_allocnos): Skip debug insns.
4845 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4846 (has_single_use): Likewise.
4847 (single_imm_use): Likewise.
4848 (num_imm_uses): Likewise.
4849 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4850 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4851 (create_outofssa_var_map): Likewise.
4852 * lower-subreg.c (adjust_decomposed_uses): New.
4853 (resolve_debug): New.
4854 (decompose_multiword_subregs): Use it.
4855 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4856 * emit-rtl.c: Include params.h.
4857 (cur_debug_insn_uid): Define.
4858 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4859 (copy_rtx_if_shared_1): Handle debug insns.
4860 (reset_used_flags): Likewise.
4861 (set_used_flags): LIkewise.
4862 (get_max_insn_count): New.
4863 (next_nondebug_insn): New.
4864 (prev_nondebug_insn): New.
4865 (make_debug_insn_raw): New.
4866 (emit_insn_before_noloc): Handle debug insns.
4867 (emit_jump_insn_before_noloc): Likewise.
4868 (emit_call_insn_before_noloc): Likewise.
4869 (emit_debug_insn_before_noloc): New.
4870 (emit_insn_after_noloc): Handle debug insns.
4871 (emit_jump_insn_after_noloc): Likewise.
4872 (emit_call_insn_after_noloc): Likewise.
4873 (emit_debug_insn_after_noloc): Likewise.
4874 (emit_insn_after): Take loc from earlier non-debug insn.
4875 (emit_jump_insn_after): Likewise.
4876 (emit_call_insn_after): Likewise.
4877 (emit_debug_insn_after_setloc): New.
4878 (emit_debug_insn_after): New.
4879 (emit_insn_before): Take loc from later non-debug insn.
4880 (emit_jump_insn_before): Likewise.
4881 (emit_call_insn_before): Likewise.
4882 (emit_debug_insn_before_setloc): New.
4883 (emit_debug_insn_before): New.
4884 (emit_insn): Handle debug insns.
4885 (emit_debug_insn): New.
4886 (emit_jump_insn): Handle debug insns.
4887 (emit_call_insn): Likewise.
4889 (init_emit): Take min-nondebug-insn-uid into account.
4890 Initialize cur_debug_insn_uid.
4891 (emit_copy_of_insn_after): Handle debug insns.
4892 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4893 location of single rhs in place.
4894 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4895 (floor_sdiv_adjust): New.
4896 (cell_sdiv_adjust): New.
4897 (cell_udiv_adjust): New.
4898 (round_sdiv_adjust): New.
4899 (round_udiv_adjust): New.
4900 (wrap_constant): Moved from cselib.
4901 (unwrap_constant): New.
4902 (expand_debug_expr): New.
4903 (expand_debug_locations): New.
4904 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4906 (gimple_expand_cfg): Expand debug locations.
4907 * cselib.c: Include tree-pass.h.
4908 (struct expand_value_data): New.
4909 (cselib_record_sets_hook): New.
4910 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4911 (cselib_clear_table): Move, and implemnet in terms of...
4912 (cselib_reset_table_with_next_value): ... this.
4913 (cselib_get_next_unknown_value): New.
4914 (discard_useless_locs): Don't discard preserved values.
4915 (cselib_preserve_value): New.
4916 (cselib_preserved_value_p): New.
4917 (cselib_preserve_definitely): New.
4918 (cselib_clear_preserve): New.
4919 (cselib_preserve_only_values): New.
4920 (new_cselib_val): Take rtx argument. Dump it in details.
4921 (cselib_lookup_mem): Adjust.
4922 (expand_loc): Take regs_active in struct. Adjust. Silence
4923 dumps unless details are requested.
4924 (cselib_expand_value_rtx_cb): New.
4925 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4926 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4927 without details. Copy more subregs. Try to resolve values
4928 using a callback. Wrap constants.
4929 (cselib_subst_to_values): Adjust.
4930 (cselib_log_lookup): New.
4931 (cselib_lookup): Call it.
4932 (cselib_invalidate_regno): Don't count preserved values as useless.
4933 (cselib_invalidate_mem): Likewise.
4934 (cselib_record_set): Likewise.
4935 (struct set): Renamed to cselib_set, moved to cselib.h.
4936 (cselib_record_sets): Adjust. Call hook.
4937 (cselib_process_insn): Reset table when it would be cleared.
4938 (dump_cselib_val): New.
4939 (dump_cselib_table): New.
4940 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
4941 (remove_forwarder_block): Support moving debug stmts.
4942 * cselib.h (cselib_record_sets_hook): Declare.
4943 (cselib_expand_callback): New type.
4944 (cselib_expand_value_rtx_cb): Declare.
4945 (cselib_reset_table_with_next_value): Declare.
4946 (cselib_get_next_unknown_value): Declare.
4947 (cselib_preserve_value): Declare.
4948 (cselib_preserved_value_p): Declare.
4949 (cselib_preserve_only_values): Declare.
4950 (dump_cselib_table): Declare.
4951 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
4952 (try_crossjump_to_edge): Likewise.
4953 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
4954 dominated blocks when debug stmts are present.
4955 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
4956 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
4957 (set_var_live_on_entry): Likewise.
4958 * loop-invariant.c (find_invariants_bb): Skip debug insns.
4959 * cfglayout.c (curr_location, last_location): Make static.
4960 (set_curr_insn_source_location): Don't avoid bouncing.
4961 (get_curr_insn_source_location): New.
4962 (get_curr_insn_block): New.
4963 (duplicate_insn_chain): Handle debug insns.
4964 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
4966 * common.opt (fcompare-debug): Move to sort order.
4967 (fdump-unnumbered-links): Likewise.
4968 (fvar-tracking-assignments): New.
4969 (fvar-tracking-assignments-toggle): New.
4970 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
4971 because of debug stmts.
4972 (mark_stmt_if_obviously_necessary): Mark debug stmts.
4973 (eliminate_unnecessary_stmts): Walk dominated blocks before
4975 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
4976 * ira.c (memref_used_between_p): Skip debug insns.
4977 (update_equiv_regs): Likewise.
4978 * sched-deps.c (sd_lists_size): Accept empty list.
4979 (sd_init_insn): Mark debug insns.
4980 (sd_finish_insn): Unmark them.
4981 (sd_add_dep): Reject non-debug deps on debug insns.
4982 (fixup_sched_groups): Give debug insns group treatment.
4984 (sched_analyze_reg): Don't mark debug insns for sched before call.
4985 (sched_analyze_2): Handle debug insns.
4986 (sched_analyze_insn): Compute next non-debug insn. Handle debug
4988 (deps_analyze_insn): Handle debug insns.
4989 (deps_start_bb): Skip debug insns.
4990 (init_deps): Initialize last_debug_insn.
4991 * tree-ssa.c (target_for_debug_bind): New.
4992 (find_released_ssa_name): New.
4993 (propagate_var_def_into_debug_stmts): New.
4994 (propagate_defs_into_debug_stmts): New.
4995 (verify_ssa): Skip debug bind stmts without values.
4996 (warn_uninialized_vars): Skip debug stmts.
4997 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
4998 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
4999 (rtx_equal_p): Likewise.
5000 * ira-costs.c (scan_one_insn): Skip debug insns.
5001 (process_bb_node_for_hard_reg_moves): Likewise.
5002 * rtl.h (DEBUG_INSN_P): New.
5003 (NONDEBUG_INSN_P): New.
5004 (MAY_HAVE_DEBUG_INSNS): New.
5005 (INSN_P): Accept debug insns.
5006 (RTX_FRAME_RELATED_P): Likewise.
5007 (INSN_DELETED_P): Likewise
5008 (PAT_VAR_LOCATION_DECL): New.
5009 (PAT_VAR_LOCATION_LOC): New.
5010 (PAT_VAR_OCATION_STATUS): New.
5011 (NOTE_VAR_LOCATION_DECL): Reimplement.
5012 (NOTE_VAR_LOCATION_LOC): Likewise.
5013 (NOTE_VAR_LOCATION_STATUS): Likewise.
5014 (INSN_VAR_LOCATION): New.
5015 (INSN_VAR_LOCATION_DECL): New.
5016 (INSN_VAR_LOCATION_LOC): New.
5017 (INSN_VAR_LOCATION_STATUS): New.
5018 (gen_rtx_UNKNOWN_VAR_LOC): New.
5019 (VAR_LOC_UNKNOWN_P): New.
5020 (NOTE_DURING_CALL_P): New.
5021 (SCHED_GROUP_P): Accept debug insns.
5022 (emit_debug_insn_before): Declare.
5023 (emit_debug_insn_before_noloc): Declare.
5024 (emit_debug_insn_beore_setloc): Declare.
5025 (emit_debug_insn_after): Declare.
5026 (emit_debug_insn_after_noloc): Declare.
5027 (emit_debug_insn_after_setloc): Declare.
5028 (emit_debug_insn): Declare.
5029 (make_debug_insn_raw): Declare.
5030 (prev_nondebug_insn): Declare.
5031 (next_nondebug_insn): Declare.
5032 (delegitimize_mem_from_attrs): Declare.
5033 (get_max_insn_count): Declare.
5034 (wrap_constant): Declare.
5035 (unwrap_constant): Declare.
5036 (get_curr_insn_source_location): Declare.
5037 (get_curr_insn_block): Declare.
5038 * tree-inline.c (insert_debug_decl_map): New.
5039 (processing_debug_stmt): New.
5040 (remap_decl): Don't create new mappings in debug stmts.
5041 (remap_gimple_op_r): Don't add references in debug stmts.
5042 (copy_tree_body_r): Likewise.
5043 (remap_gimple_stmt): Handle debug bind stmts.
5044 (copy_bb): Skip debug stmts.
5045 (copy_edges_for_bb): Likewise.
5046 (copy_debug_stmt): New.
5047 (copy_debug_stmts): New.
5048 (copy_body): Copy debug stmts at the end.
5049 (insert_init_debug_bind): New.
5050 (insert_init_stmt): Take id. Skip and emit debug stmts.
5051 (setup_one_parameter): Remap variable earlier, register debug mapping.
5052 (estimate_num_insns): Skip debug stmts.
5053 (expand_call_inline): Preserve debug_map.
5054 (optimize_inline_calls): Check for no debug_stmts left-overs.
5055 (unsave_expr_now): Preserve debug_map.
5056 (copy_gimple_seq_and_replace_locals): Likewise.
5057 (tree_function_versioning): Check for no debug_stmts left-overs.
5058 Init and destroy debug_map as needed. Split edges unconditionally.
5059 (build_duplicate_type): Init and destroy debug_map as needed.
5060 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5061 (struct copy_body_data): Add debug_stmts and debug_map.
5062 * sched-int.h (struct ready_list): Add n_debug.
5063 (struct deps): Add last_debug_insn.
5064 (DEBUG_INSN_SCHED_P): New.
5065 (BOUNDARY_DEBUG_INSN_P): New.
5066 (SCHEDULE_DEBUG_INSN_P): New.
5067 (sd_iterator_cond): Accept empty list.
5068 * combine.c (create_log_links): Skip debug insns.
5069 (combine_instructions): Likewise.
5070 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5071 return value is always unshared.
5072 (struct rtx_subst_pair): New.
5073 (auto_adjust_pair): New.
5074 (propagate_for_debug_subst): New.
5075 (propagate_for_debug): New.
5076 (try_combine): Skip debug insns. Propagate removed defs into
5078 (next_nonnote_nondebug_insn): New.
5079 (distribute_notes): Use it. Skip debug insns.
5080 (distribute_links): Skip debug insns.
5081 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5082 * resource.c (mark_target_live_regs): Likewise.
5083 * var-tracking.c: Include cselib.h and target.h.
5084 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5086 (micro_operation_type_name): New.
5087 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5088 (struct micro_operation_def): Update comments.
5089 (decl_or_value): New type. Use instead of decls.
5090 (struct emit_note_data_def): Add vars.
5091 (struct attrs_def): Use decl_or_value.
5092 (struct variable_tracking_info_def): Add permp, flooded.
5093 (struct location_chain_def): Update comment.
5094 (struct variable_part_def): Use decl_or_value.
5095 (struct variable_def): Make var_part a variable length array.
5097 (scratch_regs): New.
5098 (cselib_hook_called): New.
5099 (dv_is_decl_p): New.
5100 (dv_is_value_p): New.
5103 (dv_as_opaque): New.
5104 (dv_onepart_p): New.
5106 (IS_DECL_CODE): New.
5107 (check_value_is_not_decl): New.
5108 (dv_from_decl): New.
5109 (dv_from_value): New.
5110 (dv_htab_hash): New.
5111 (variable_htab_hash): Use it.
5112 (variable_htab_eq): Support values.
5113 (variable_htab_free): Free from the right pool.
5114 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5115 (attrs_list_union): Adjust.
5116 (attrs_list_mpdv_union): New.
5117 (tie_break_pointers): New.
5118 (canon_value_cmp): New.
5119 (unshare_variable): Return possibly-modified slot.
5120 (vars_copy_1): Adjust.
5121 (var_reg_decl_set): Adjust. Split out of...
5122 (var_reg_set): ... this.
5123 (get_init_value): Adjust.
5124 (var_reg_delete_and_set): Adjust.
5125 (var_reg_delete): Adjust.
5126 (var_regno_delete): Adjust.
5127 (var_mem_decl_set): Split out of...
5128 (var_mem_set): ... this.
5129 (var_mem_delete_and_set): Adjust.
5130 (var_mem_delete): Adjust.
5134 (variable_union): Adjust. Speed up merge of 1-part vars.
5135 (variable_canonicalize): Use unshared slot.
5136 (VALUED_RECURSED_INTO): New.
5137 (find_loc_in_1pdv): New.
5138 (struct dfset_merge): New.
5139 (insert_into_intersection): New.
5140 (intersect_loc_chains): New.
5142 (canonicalize_loc_order_check): New.
5143 (canonicalize_values_mark): New.
5144 (canonicalize_values_star): New.
5145 (variable_merge_over_cur): New.
5146 (variable_merge_over_src): New.
5147 (dataflow_set_merge): New.
5148 (dataflow_set_equiv_regs): New.
5149 (remove_duplicate_values): New.
5150 (struct dfset_post_merge): New.
5151 (variable_post_merge_new_vals): New.
5152 (variable_post_merge_perm_vals): New.
5153 (dataflow_post_merge_adjust): New.
5154 (find_mem_expr_in_1pdv): New.
5155 (dataflow_set_preserve_mem_locs): New.
5156 (dataflow_set_remove_mem_locs): New.
5157 (dataflow_set_clear_at_call): New.
5158 (onepart_variable_different_p): New.
5159 (variable_different_p): Use it.
5160 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5161 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5163 (track_loc_p): Pass it true.
5164 (struct count_use_info): New.
5165 (find_use_val): New.
5166 (replace_expr_with_values): New.
5168 (use_type): New, partially split out of...
5169 (count_uses): ... this. Count new micro-ops.
5170 (count_uses_1): Adjust.
5171 (count_stores): Adjust.
5172 (count_with_sets): New.
5173 (VAL_NEEDS_RESOLUTION): New.
5174 (VAL_HOLDS_TRACK_EXPR): New.
5175 (VAL_EXPR_IS_COPIED): New.
5176 (VAL_EXPR_IS_CLOBBERED): New.
5177 (add_uses): Adjust. Generate new micro-ops.
5178 (add_uses_1): Adjust.
5179 (add_stores): Generate new micro-ops.
5180 (add_with_sets): New.
5181 (find_src_status): Adjust.
5182 (find_src_set_src): Adjust.
5183 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5184 Handle new micro-ops. Canonicalize value equivalances.
5185 (vt_find_locations): Compute total size of hash tables for
5186 dumping. Perform merge for var-tracking-assignments. Don't
5187 disregard single-block loops.
5188 (dump_attrs_list): Handle decl_or_value.
5189 (dump_variable): Take variable. Deal with decl_or_value.
5190 (dump_variable_slot): New.
5191 (dump_vars): Use it.
5192 (dump_dataflow_sets): Adjust.
5193 (set_slot_part): New, extended to support one-part variables
5194 after splitting out of...
5195 (set_variable_part): ... this.
5196 (clobber_slot_part): New, split out of...
5197 (clobber_variable_part): ... this.
5198 (delete_slot_part): New, split out of...
5199 (delete_variable_part): .... this.
5200 (check_wrap_constant): New.
5201 (vt_expand_loc_callback): New.
5202 (vt_expand_loc): New.
5203 (emit_note_insn_var_location): Adjust. Handle values. Handle
5204 EMIT_NOTE_AFTER_CALL_INSN.
5205 (emit_notes_for_differences_1): Adjust. Handle values.
5206 (emit_notes_for_differences_2): Likewise.
5207 (emit_notes_for_differences): Adjust.
5208 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5209 Adjust. Handle new micro-ops.
5210 (vt_add_function_parameters): Adjust. Create and bind values.
5211 (vt_initialize): Adjust. Initialize scratch_regs and
5212 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5213 operations. Move some code to count_with_sets and add_with_sets.
5214 (delete_debug_insns): New.
5215 (vt_debug_insns_local): New.
5216 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5218 (var_tracking_main): If var-tracking-assignments is enabled
5219 but var-tracking isn't, delete debug insns and leave. Likewise
5220 if we exceed limits or fail the stack adjustments tests, and
5221 after all var-tracking processing.
5222 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5223 (dataflow_set): Add traversed_vars.
5224 (value_chain, const_value_chain): New typedefs.
5225 (value_chain_pool, value_chains): New variables.
5226 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5227 add_value_chains, add_cselib_value_chains, remove_value_chain,
5228 remove_value_chains, remove_cselib_value_chains): New functions.
5229 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5230 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5232 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5233 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5234 (dst_can_be_shared): New variable.
5235 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5236 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5237 different from set->vars, look up slot again instead of using the
5239 (dataflow_set_init): Initialize traversed_vars.
5240 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5241 lookup if set->vars is shared. Don't keep slot cleared before
5242 calling unshare_variable. Unshare set->vars if needed. Adjust
5243 unshare_variable callers. Clear dst_can_be_shared if needed.
5244 Even ->refcount == 1 vars must be unshared if set->vars is shared
5245 and var needs to be modified.
5246 (dataflow_set_union): Set traversed_vars during canonicalization.
5247 (VALUE_CHANGED, DECL_CHANGED): Define.
5248 (set_dv_changed, dv_changed_p): New static inlines.
5249 (track_expr_p): Clear DECL_CHANGED.
5250 (dump_dataflow_sets): Set it.
5251 (variable_was_changed): Call set_dv_changed.
5252 (emit_note_insn_var_location): Likewise.
5253 (changed_variables_stack): New variable.
5254 (check_changed_vars_1, check_changed_vars_2): New functions.
5255 (emit_notes_for_changes): Do nothing if changed_variables is
5256 empty. Traverse changed_variables with check_changed_vars_1,
5257 call check_changed_vars_2 on each changed_variables_stack entry.
5258 (emit_notes_in_bb): Add SET argument. Just clear it at the
5259 beginning, use it instead of local &set, don't destroy it at the end.
5260 (vt_emit_notes): Call dataflow_set_clear early on all
5261 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5262 computed set, dataflow_set_clear also VTI(bb)->in when we are
5263 done with the basic block. Initialize changed_variables_stack,
5264 free it afterwards. If ENABLE_CHECKING verify that after noting
5265 differences to an empty set value_chains hash table is empty.
5266 (vt_initialize): Initialize value_chains and value_chain_pool.
5267 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5268 (variable_tracking_main): Call dump_dataflow_sets before calling
5269 vt_emit_notes, not after it.
5270 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5271 (propagate_var_def_into_debug_stmts): Declare.
5272 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5273 (df_set_note): Reject debug insns.
5274 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5275 add notes to debug insns.
5276 (df_note_bb_compute): Adjust. Likewise.
5277 (df_simulate_uses): Skip debug insns.
5278 (df_simulate_initialize_backwards): Likewise.
5279 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5280 (subst_stack_regs_pat): Reject debug insns.
5281 (convert_regs_1): Handle debug insns.
5282 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5283 (print-rtl.o): Depend on cselib.h.
5284 (cselib.o): Depend on TREE_PASS_H.
5285 (var-tracking.o): Depend on cselib.h and TARGET_H.
5286 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5287 (init_ready_list): Skip boundary debug insns.
5288 (add_branch_dependences): Skip debug insns.
5289 (free_block_dependencies): Check for blocks with only debug insns.
5290 (compute_priorities): Likewise.
5291 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5292 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5294 (gimple_build_debug_bind_stat): New.
5295 (empty_body_p): Skip debug stmts.
5296 (gimple_has_side_effects): Likewise.
5297 (gimple_rhs_has_side_effects): Likewise.
5298 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5299 (gimple_build_debug_bind_stat): Declare.
5300 (gimple_build_debug_bind): Define.
5301 (is_gimple_debug): New.
5302 (gimple_debug_bind_p): New.
5303 (gimple_debug_bind_get_var): New.
5304 (gimple_debug_bind_get_value): New.
5305 (gimple_debug_bind_get_value_ptr): New.
5306 (gimple_debug_bind_set_var): New.
5307 (gimple_debug_bind_set_value): New.
5308 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5309 (gimple_debug_bind_reset_value): New.
5310 (gimple_debug_bind_has_value_p): New.
5311 (gsi_next_nondebug): New.
5312 (gsi_prev_nondebug): New.
5313 (gsi_start_nondebug_bb): New.
5314 (gsi_last_nondebug_bb): New.
5315 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5316 (print_insn): Handle DEBUG_INSN.
5317 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5318 of first insn prevail.
5319 (first_stmt): Skip debug stmts.
5320 (first_non_label_stmt): Likewise.
5321 (last_stmt): Likewise.
5322 (has_zero_uses_1): New.
5323 (single_imm_use_1): New.
5324 (verify_gimple_debug): New.
5325 (verify_types_in_gimple_stmt): Handle debug stmts.
5326 (verify_stmt): Likewise.
5327 (debug_loop_num): Skip debug stmts.
5328 (remove_edge_and_dominated_blocks): Remove dominators last.
5329 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5330 (linearize_expr): Likewise.
5331 * config/i386/i386.c (ix86_delegitimize_address): Call
5332 default implementation.
5333 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5334 (group_barrier_needed): Skip debug insns.
5335 (emit_insn_group_barriers): Likewise.
5336 (emit_all_insn_group_barriers): Likewise.
5337 (ia64_variable_issue): Handle debug insns.
5338 (ia64_dfa_new_cycle): Likewise.
5339 (final_emit_insn_group_barriers): Skip debug insns.
5340 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5341 def cfa without frame.
5342 (process_set): Likewise.
5343 (process_for_unwind_directive): Pass frame on.
5344 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5345 (rs6000_delegitimize_address): New.
5346 (rs6000_debug_adjust_cost): Handle debug insns.
5347 (is_microcoded_insn): Likewise.
5348 (is_cracked_insn): Likewise.
5349 (is_nonpipeline_insn): Likewise.
5350 (insn_must_be_first_in_group): Likewise.
5351 (insn_must_be_last_in_group): Likewise.
5352 (force_new_group): Likewise.
5353 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5354 contains only debug insns.
5355 (rtl_merge_blocks): Skip debug insns.
5356 (purge_dead_edges): Likewise.
5357 (rtl_block_ends_with_call_p): Skip debug insns.
5358 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5359 (mark_reg_dependencies): Skip debug insns.
5360 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5361 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5362 * tree-ssa-threadedge.c
5363 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5364 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5365 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5366 (copyprop_hardreg_forward_1): Handle debug insns.
5367 * reload1.c (reload): Skip debug insns. Replace unassigned
5368 pseudos in debug insns with their equivalences.
5369 (eliminate_regs_in_insn): Skip debug insns.
5370 (emit_input_reload_insns): Skip debug insns at first, adjust
5372 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5373 (get_indirect_ref_operands): Pass opf_no_vops on.
5374 (get_expr_operands): Likewise. Skip debug stmts.
5375 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5377 2009-09-01 Richard Henderson <rth@redhat.com>
5379 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5380 stmt_ends_pp_p statements at least once.
5381 * tree-vrp.c (vrp_initialize): Likewise.
5382 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5384 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5387 Fix AIX bootstrap after PR debug/30161
5388 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5389 that is a GNU extension.
5390 (tmpl_value_parm_die_table): Move the definition of this global
5391 outside #ifdef DWARF2_DEBUGGING_INFO region.
5393 2009-09-01 Richard Guenther <rguenther@suse.de>
5395 * tree.c (tree_expr_size): New function.
5396 * tree.h (tree_expr_size): Declare.
5397 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5398 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5399 * langhooks.c (lhd_expr_size): Remove.
5400 * langhooks.h (struct lang_hooks): Remove expr_size.
5401 * explow.c (expr_size): Use tree_expr_size.
5402 (int_expr_size): Likewise.
5403 * langhooks-def.h (lhd_expr_size): Remove.
5404 (LANG_HOOKS_EXPR_SIZE): Likewise.
5405 (LANG_HOOKS_INITIALIZER): Adjust.
5407 2009-09-01 Richard Guenther <rguenther@suse.de>
5409 * tree-flow.h (mark_addressable): Move declaration ...
5410 * tree.h (mark_addressable): ... here.
5411 * stmt.c (expand_asm_operands): Use mark_addressable, not
5412 lang_hooks.mark_addressable.
5413 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5414 LANG_HOOKS_MARK_ADDRESSABLE.
5415 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5416 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5418 2009-08-31 Chris Demetriou <cgd@google.com>
5420 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5421 vectorize if not TARGET_SSE2.
5423 2009-08-31 DJ Delorie <dj@redhat.com>
5425 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5426 registers if no coprocessor is enabled.
5428 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5431 * cgraph.h (cgraph_get_node): Declare ...
5432 * cgraph.c (cgraph_get_node): ... new function.
5433 * dwarf2out.c (gen_generic_params_dies,
5434 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5435 make_ith_pack_parameter_name,
5436 append_entry_to_tmpl_value_parm_die_table,
5437 gen_remaining_tmpl_value_param_die_attribute): New functions.
5438 (gen_subprogram_die): Generate debug info for template parameters
5439 if debug info level is higher than DINFO_LEVEL_TERSE.
5440 Use tree_add_const_value_attribute_for_decl instead of
5441 tree_add_const_value_attribute.
5442 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5443 instead of tree_add_const_value_attribute.
5444 (gen_struct_or_union_type_die): Generate debug
5445 info for template parameters if debug info level is higher than
5447 (tree_add_const_value_attribute): Handle integral and pointer
5448 constants. Update comment.
5449 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5450 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5451 (reference_to_unused): Fix thinko. Remove redundant predicates from
5453 (tree_add_const_value_attribute): Make this work for constant
5455 tree_add_const_value_attribute_for_decl is to be used for variable
5457 (add_location_or_const_value_attribute): Use
5458 tree_add_const_value_attribute_for_decl now.
5459 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5460 DW_TAG_template_value_param DIEs after function DIEs have been
5462 * langhooks.h (lang_hooks_for_types): Add
5463 get_argument_pack_elems.
5464 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5465 (lang_hooks): Added get_innermost_generic_parms,
5466 get_innermost_generic_args.
5467 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5468 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5469 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5470 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5472 2009-08-31 DJ Delorie <dj@redhat.com>
5474 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5475 it once we start generating the prologue or epilogue.
5476 (mep_call_saves_register): If the frame is locked, re-use
5478 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5479 (mep_expand_prologue): Call it.
5480 (mep_expand_epilogue): Likewise.
5481 (mep_start_function): Use the same logic as mep_expand_prologue.
5482 (mep_pass_by_reference): Make logic more readable.
5483 (mep_return_in_memory): Zero-sized objects are passed in memory.
5484 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5486 2009-08-31 Richard Guenther <rguenther@suse.de>
5488 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5489 to query if the memory regions for memmove overlap.
5490 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5491 asserts on pointers, instead deal with odd trees.
5492 (ptr_derefs_may_alias_p): Likewise.
5493 (refs_may_alias_p_1): Constructor bases also never alias.
5495 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5497 * doc/install.texi (Final install): Adjust reference on where to
5498 order printed manuals.
5500 2009-08-30 Olivier Hainque <hainque@adacore.com>
5502 * dwarf2out.c (switch_to_frame_table_section): Move
5503 definition prior to first use.
5505 2009-08-30 Richard Guenther <rguenther@suse.de>
5507 PR tree-optimization/41186
5508 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5509 (ao_ref_init_from_ptr_and_size): New function.
5510 (ref_maybe_used_by_call_p_1): Be more precise tracking
5511 used ranges for builtin functions.
5512 (ref_maybe_used_by_call_p): Adjust.
5513 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5514 ranges for builtin functions.
5515 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5517 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5520 * fwprop.c (get_reg_use_in): Delete.
5521 (free_load_extend): New function.
5522 (forward_propagate_subreg): Use it.
5524 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5526 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5528 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5531 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5534 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5536 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5537 fini or fini_array section.
5539 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5541 * graphite-dependences.c (graphite_legal_transform_bb): Call
5542 pbb_remove_duplicate_pdrs.
5543 * graphite-poly.c (can_collapse_pdr): Removed.
5544 (pdr_find_duplicate): Removed.
5545 (can_collapse_pdrs): New.
5546 (pbb_remove_duplicate_pdrs): New.
5547 (new_poly_dr): Do not look for duplicates.
5548 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5549 (PBB_PDR_DUPLICATES_REMOVED): New.
5550 (pbb_remove_duplicate_pdrs): Declared.
5552 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5554 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5555 the strides by multiplying by PDR_NB_REFS.
5556 * graphite-poly.c (can_collapse_pdr): New.
5557 (pdr_find_duplicate): New.
5558 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5559 Initialize PDR_NB_REFS.
5560 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5562 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5564 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5567 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5570 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5572 * graphite-dependences.c (pddr_original_scattering): Return NULL
5573 for read-read dependence relations.
5574 * graphite-poly.h (enum poly_dr_type): Fix comment.
5577 (pdr_may_write_p): New.
5579 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5581 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5582 (struct poly_dr): Same.
5583 (new_poly_dr): Same.
5584 * graphite-poly.c (new_poly_dr): Same.
5585 * graphite-dependences.c (dot_deps): Disable call to system.
5587 2009-08-28 Cary Coutant <ccoutant@google.com>
5590 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5591 struct/union/enum types local to a function.
5593 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5594 Sebastian Pop <sebastian.pop@amd.com>
5596 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5597 pbb_strip_mine_time_depth. Changed the implementation so that
5598 transformation is expressed as a transformation on
5599 time (scatttering) dimensions. Also, ensures that the 2d+1
5600 scheduling format is preserved.
5601 (pbb_strip_mine_profitable_p): Profitability is based on the
5602 iteration number of a given time (scattering) dimension,
5603 and not on a original loop depth dimension.
5604 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5605 (pbb_do_strip_mine): Call psct_dynamic_dim.
5606 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5607 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5608 (pbb_nb_dynamic_scattering_transform): New.
5609 (psct_dynamic_dim): New.
5611 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5613 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5614 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5615 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5616 * graphite-interchange.c (build_linearized_memory_access): Same.
5617 (memory_stride_in_loop): Same.
5619 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5621 * graphite-dependences.c (pddr_original_scattering): New.
5622 (graphite_legal_transform_dr): Call pddr_original_scattering.
5625 * graphite-dependences.h (dot_deps): Declared.
5626 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5627 (print_pdr): Print PDR_ID.
5628 * graphite-poly.h (struct poly_dr): Add field id.
5631 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5633 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5635 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5636 not delete the original dependence relation.
5638 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5640 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5641 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5642 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5643 (free_poly_ddr): New.
5644 (pddr_is_empty): New.
5645 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5646 (dependence_polyhedron): Same. Remove useless gcc_assert.
5648 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5649 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5650 * graphite-dependences.h (enum poly_dependence_kind): New.
5651 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5652 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5653 (PDRP_SINK): Renamed PDDR_SINK.
5654 (PDRP_DDP): Renamed PDDR_DDP.
5656 (free_poly_ddr): Declared.
5657 * graphite-poly.c (new_scop): Use the new hash function names.
5658 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5659 into original_pddrs.
5660 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5662 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5664 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5665 bounds with LT_EXPR to make niter analysis more precise on code
5666 generated by Graphite.
5668 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5670 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5671 (graphite_legal_transform_bb): Same.
5672 (poly_drs_may_alias_p): Same.
5674 2009-08-28 Richard Guenther <rguenther@suse.de>
5676 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5678 2009-08-28 Jan Beulich <jbeulich@novell.com>
5680 * config/i386/netware.c: Include langhooks.h.
5681 (i386_nlm_encode_section_info): Simplify.
5682 (netware_override_options): Delete.
5683 * config/i386/netware.h (netware_override_options): Delete
5685 (OVERRIDE_OPTIONS): Delete definition.
5686 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5687 (ASM_COMMENT_START): Define.
5688 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5690 2009-08-28 Jan Beulich <jbeulich@novell.com>
5692 * configure.ac: For in-tree ld, do a plain version check to
5693 determine whether comdat groups are supported.
5694 * configure: Regenerate.
5696 2009-08-28 Olivier Hainque <hainque@adacore.com>
5698 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5699 always defined. Reflect definition or absence of such for
5700 COLLECT_EXPORT_LIST. Readability helper.
5701 (scanfilter): New enum, to help control what symbols
5702 are to be considered or ignored by scan_prog_file.
5703 (enum pass): Rename as "scanpass", moved together with scanfilter
5704 prior to scan_prog_file's prototype.
5705 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5706 Group prototype with the scanpass/scanfilter definitions, factorize
5707 head comments for the several implementations at the prototype.
5708 (main): Reorganize the first pass link control to let AIX
5709 drag only the needed frame tables in executables. Prevent
5710 frame tables collection during the scan aimed at static ctors.
5711 Pre-link and scan for frame tables later to compensate.
5712 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5713 A C statement to issue assembly directives that create a reference
5714 to the given DWARF table identifier label from the current function
5716 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5717 to differentiate first time section entry. Only emit a .data
5718 tables start identifier label the first time around.
5719 (switch_to_frame_table_section): New function. Helper for
5720 output_call_frame_info to switch possibly BACK into the eh_frame
5721 or the debug_frame section depending on FOR_EH.
5722 (output_call_frame_info): Use helper to first enter the proper
5724 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5725 emit a link to the frame table start label from each function
5727 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5728 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5729 * config/rs6000/rs6000-protos.h: Declare it.
5730 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5732 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5734 * config/sh/sh.c (split_branches): Check the result of
5737 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5739 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5740 using -pthread -fopenmp
5742 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5744 * doc/service.texi (service directory): Update URL.
5746 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5748 PR rtl-optimization/40861
5749 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5750 extract word from a multi-word subreg for negative byte positions.
5752 2009-08-27 Tristan Gingold <gingold@adacore.com>
5753 Douglas B Rupp <rupp@gnat.com>
5755 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5756 (SECTION_VMS_OVERLAY): Define.
5757 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5759 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5761 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5762 common_object declarations.
5763 (ia64_section_type_flags): Set section flag for common_object.
5764 * config/ia64/ia64-protos.h
5765 (ia64_vms_output_aligned_decl_common): Declare.
5766 (ia64_vms_elf_asm_named_section): Declare.
5768 2009-08-27 Michael Matz <matz@suse.de>
5770 * expr.c (expand_expr_real_2): New function taking exploded
5771 unary or binary expression, split out from ...
5772 (expand_expr_real_1): ... here. Move over all unary/binary
5773 switch parts to above function, in particular these codes:
5774 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5775 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5776 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5777 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5778 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5779 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5780 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5781 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5782 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5783 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5784 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5785 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5786 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5787 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5788 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5789 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5790 VEC_PACK_FIX_TRUNC_EXPR.
5791 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5794 2009-08-27 Richard Guenther <rguenther@suse.de>
5796 * gengtype.c (main): Handle uint64_t.
5797 * ipa-utils.c (get_base_var): Indent properly.
5798 * tree-ssa-live.c (debug_scope_block): New function.
5799 * tree-flow.h (debug_scope_block): Declare.
5800 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5801 * basic-block.h (enum profile_status): Rename to
5802 enum profile_status_d.
5803 (x_profile_status): Adjust type.
5805 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5808 * dwarf2out.c (get_context_die): Declare this static function.
5809 (gen_type_die_with_usage): Make sure a DIE is a generated for
5810 the context of a typedef.
5812 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5814 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5817 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5819 * config/mips/mips-protos.h (mips_output_sync): Declare.
5820 (mips_sync_loop_insns): Likewise.
5821 (mips_output_sync_loop): Replace first two parameters with an rtx.
5822 * config/mips/mips.c (mips_multi_member): New structure.
5823 (mips_multi_members): New variable.
5824 (mips_multi_start): New function.
5825 (mips_multi_add): Likewise.
5826 (mips_multi_add_insn): Likewise.
5827 (mips_multi_add_label): Likewise.
5828 (mips_multi_last_index): Likewise.
5829 (mips_multi_copy_insn): Likewise.
5830 (mips_multi_set_operand): Likewise.
5831 (mips_multi_write): Likewise.
5832 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5833 (mips_init_print_operand_punct): Update accordingly.
5834 (mips_start_ll_sc_sync_block): New function.
5835 (mips_end_ll_sc_sync_block): Likewise.
5836 (mips_output_sync): Likewise.
5837 (mips_sync_insn1_template): Likewise.
5838 (mips_sync_insn2_template): Likewise.
5839 (mips_get_sync_operand): Likewise.
5840 (mips_process_sync_loop): Likewise.
5841 (mips_output_sync_loop): Use mips_process_sync_loop.
5842 (mips_sync_loop_insns): New function.
5843 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5844 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5845 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5846 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5847 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5848 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5849 (MIPS_SYNC_OLD_OP_12): Likewise.
5850 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5851 (MIPS_SYNC_NEW_OP_12): Likewise.
5852 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5853 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5854 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5855 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5856 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5857 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5858 * config/mips/mips.md (sync_mem): New attribute.
5859 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5860 (sync_exclusive_mask, sync_required_oldval): Likewise.
5861 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5862 (sync_release_barrier): Likewise.
5863 (length): Handle sync loops.
5864 (sync): Use mips_output_sync.
5865 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5866 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5867 and use mips_output_sync_loop.
5868 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5869 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5870 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5871 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5872 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5873 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5874 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5875 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5876 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5878 2009-08-26 Richard Guenther <rguenther@suse.de>
5881 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5882 the types to not match.
5883 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5885 * tree-ssa.c (useless_type_conversion_p): Conversions to
5886 pointers to unprototyped functions are useless.
5888 2009-08-26 Richard Guenther <rguenther@suse.de>
5890 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5891 whole-program condition, prepare to be called for non-globals.
5892 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5893 params build a representative with known type and track its fields.
5895 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5897 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5898 clearing by a taken branch.
5899 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5900 effectively after bbro pass.
5901 (sync_nand<mode>): Ditto.
5902 (sync_old_<fetchop_name><mode>): Ditto.
5903 (sync_old_nand<mode>): Ditto.
5904 (sync_new_<fetchop_name><mode>): Dito.
5905 (sync_new_nand<mode>): Ditto.
5906 (sync_compare_and_swap<mode>_1): Ditto.
5907 (*sync_compare_and_swap<mode>): Ditto.
5908 (sync_lock_test_and_set<mode>_1): Ditto.
5909 ("sync_lock_test_and_set<mode>): Ditto.
5911 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5913 * hwint.h (HOST_LONG_FORMAT): New macro
5914 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5915 Use HOST_PTR_PRINTF.
5916 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5917 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5918 (HOST_PTR_PRINTF): Document.
5920 2009-08-25 Jan Hubicka <jh@suse.cz>
5922 * config/i386/bmmintrin.h: Replace by #error.
5925 Michael Meissner <michael.meissner@amd.com>
5926 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5927 Tony Linthicum <tony.linthicum@amd.com>
5929 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5930 (TARGET_ROUND): New macro for the round/ptest instructions which
5931 are shared between SSE4.1 and SSE5.
5932 (OPTION_MASK_ISA_ROUND): Ditto.
5933 (OPTION_ISA_ROUND): Ditto.
5934 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5935 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5937 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5938 (-mfused-madd): New switch to give users control over whether the
5939 compiler optimizes to use the multiply/add SSE5 instructions.
5941 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
5942 (ix86_handle_option): Turn off 3dnow if -msse5.
5943 (override_options): Add SSE5 support.
5944 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5946 (ix86_expand_sse_movcc): Add SSE5 support.
5947 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5948 vector type to the next largest size.
5949 (ix86_expand_sse5_pack): New function to use pperm to pack a
5950 vector type to the next smallest size.
5951 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5952 (IX86_BUILTIN_FMADDSD): Ditto.
5953 (IX86_BUILTIN_FMADDPS): Ditto.
5954 (IX86_BUILTIN_FMADDPD): Ditto.
5955 (IX86_BUILTIN_FMSUBSS): Ditto.
5956 (IX86_BUILTIN_FMSUBSD): Ditto.
5957 (IX86_BUILTIN_FMSUBPS): Ditto.
5958 (IX86_BUILTIN_FMSUBPD): Ditto.
5959 (IX86_BUILTIN_FNMADDSS): Ditto.
5960 (IX86_BUILTIN_FNMADDSD): Ditto.
5961 (IX86_BUILTIN_FNMADDPS): Ditto.
5962 (IX86_BUILTIN_FNMADDPD): Ditto.
5963 (IX86_BUILTIN_FNMSUBSS): Ditto.
5964 (IX86_BUILTIN_FNMSUBSD): Ditto.
5965 (IX86_BUILTIN_FNMSUBPS): Ditto.
5966 (IX86_BUILTIN_FNMSUBPD): Ditto.
5967 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5968 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5969 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5970 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5971 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5972 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5973 (IX86_BUILTIN_PPERM): Ditto.
5974 (IX86_BUILTIN_PERMPS): Ditto.
5975 (IX86_BUILTIN_PERMPD): Ditto.
5976 (IX86_BUILTIN_PMACSSWW): Ditto.
5977 (IX86_BUILTIN_PMACSWW): Ditto.
5978 (IX86_BUILTIN_PMACSSWD): Ditto.
5979 (IX86_BUILTIN_PMACSWD): Ditto.
5980 (IX86_BUILTIN_PMACSSDD): Ditto.
5981 (IX86_BUILTIN_PMACSDD): Ditto.
5982 (IX86_BUILTIN_PMACSSDQL): Ditto.
5983 (IX86_BUILTIN_PMACSSDQH): Ditto.
5984 (IX86_BUILTIN_PMACSDQL): Ditto.
5985 (IX86_BUILTIN_PMACSDQH): Ditto.
5986 (IX86_BUILTIN_PMADCSSWD): Ditto.
5987 (IX86_BUILTIN_PMADCSWD): Ditto.
5988 (IX86_BUILTIN_PHADDBW): Ditto.
5989 (IX86_BUILTIN_PHADDBD): Ditto.
5990 (IX86_BUILTIN_PHADDBQ): Ditto.
5991 (IX86_BUILTIN_PHADDWD): Ditto.
5992 (IX86_BUILTIN_PHADDWQ): Ditto.
5993 (IX86_BUILTIN_PHADDDQ): Ditto.
5994 (IX86_BUILTIN_PHADDUBW): Ditto.
5995 (IX86_BUILTIN_PHADDUBD): Ditto.
5996 (IX86_BUILTIN_PHADDUBQ): Ditto.
5997 (IX86_BUILTIN_PHADDUWD): Ditto.
5998 (IX86_BUILTIN_PHADDUWQ): Ditto.
5999 (IX86_BUILTIN_PHADDUDQ): Ditto.
6000 (IX86_BUILTIN_PHSUBBW): Ditto.
6001 (IX86_BUILTIN_PHSUBWD): Ditto.
6002 (IX86_BUILTIN_PHSUBDQ): Ditto.
6003 (IX86_BUILTIN_PROTB): Ditto.
6004 (IX86_BUILTIN_PROTW): Ditto.
6005 (IX86_BUILTIN_PROTD): Ditto.
6006 (IX86_BUILTIN_PROTQ): Ditto.
6007 (IX86_BUILTIN_PROTB_IMM): Ditto.
6008 (IX86_BUILTIN_PROTW_IMM): Ditto.
6009 (IX86_BUILTIN_PROTD_IMM): Ditto.
6010 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6011 (IX86_BUILTIN_PSHLB): Ditto.
6012 (IX86_BUILTIN_PSHLW): Ditto.
6013 (IX86_BUILTIN_PSHLD): Ditto.
6014 (IX86_BUILTIN_PSHLQ): Ditto.
6015 (IX86_BUILTIN_PSHAB): Ditto.
6016 (IX86_BUILTIN_PSHAW): Ditto.
6017 (IX86_BUILTIN_PSHAD): Ditto.
6018 (IX86_BUILTIN_PSHAQ): Ditto.
6019 (IX86_BUILTIN_FRCZSS): Ditto.
6020 (IX86_BUILTIN_FRCZSD): Ditto.
6021 (IX86_BUILTIN_FRCZPS): Ditto.
6022 (IX86_BUILTIN_FRCZPD): Ditto.
6023 (IX86_BUILTIN_CVTPH2PS): Ditto.
6024 (IX86_BUILTIN_CVTPS2PH): Ditto.
6025 (IX86_BUILTIN_COMEQSS): Ditto.
6026 (IX86_BUILTIN_COMNESS): Ditto.
6027 (IX86_BUILTIN_COMLTSS): Ditto.
6028 (IX86_BUILTIN_COMLESS): Ditto.
6029 (IX86_BUILTIN_COMGTSS): Ditto.
6030 (IX86_BUILTIN_COMGESS): Ditto.
6031 (IX86_BUILTIN_COMUEQSS): Ditto.
6032 (IX86_BUILTIN_COMUNESS): Ditto.
6033 (IX86_BUILTIN_COMULTSS): Ditto.
6034 (IX86_BUILTIN_COMULESS): Ditto.
6035 (IX86_BUILTIN_COMUGTSS): Ditto.
6036 (IX86_BUILTIN_COMUGESS): Ditto.
6037 (IX86_BUILTIN_COMORDSS): Ditto.
6038 (IX86_BUILTIN_COMUNORDSS): Ditto.
6039 (IX86_BUILTIN_COMFALSESS): Ditto.
6040 (IX86_BUILTIN_COMTRUESS): Ditto.
6041 (IX86_BUILTIN_COMEQSD): Ditto.
6042 (IX86_BUILTIN_COMNESD): Ditto.
6043 (IX86_BUILTIN_COMLTSD): Ditto.
6044 (IX86_BUILTIN_COMLESD): Ditto.
6045 (IX86_BUILTIN_COMGTSD): Ditto.
6046 (IX86_BUILTIN_COMGESD): Ditto.
6047 (IX86_BUILTIN_COMUEQSD): Ditto.
6048 (IX86_BUILTIN_COMUNESD): Ditto.
6049 (IX86_BUILTIN_COMULTSD): Ditto.
6050 (IX86_BUILTIN_COMULESD): Ditto.
6051 (IX86_BUILTIN_COMUGTSD): Ditto.
6052 (IX86_BUILTIN_COMUGESD): Ditto.
6053 (IX86_BUILTIN_COMORDSD): Ditto.
6054 (IX86_BUILTIN_COMUNORDSD): Ditto.
6055 (IX86_BUILTIN_COMFALSESD): Ditto.
6056 (IX86_BUILTIN_COMTRUESD): Ditto.
6057 (IX86_BUILTIN_COMEQPS): Ditto.
6058 (IX86_BUILTIN_COMNEPS): Ditto.
6059 (IX86_BUILTIN_COMLTPS): Ditto.
6060 (IX86_BUILTIN_COMLEPS): Ditto.
6061 (IX86_BUILTIN_COMGTPS): Ditto.
6062 (IX86_BUILTIN_COMGEPS): Ditto.
6063 (IX86_BUILTIN_COMUEQPS): Ditto.
6064 (IX86_BUILTIN_COMUNEPS): Ditto.
6065 (IX86_BUILTIN_COMULTPS): Ditto.
6066 (IX86_BUILTIN_COMULEPS): Ditto.
6067 (IX86_BUILTIN_COMUGTPS): Ditto.
6068 (IX86_BUILTIN_COMUGEPS): Ditto.
6069 (IX86_BUILTIN_COMORDPS): Ditto.
6070 (IX86_BUILTIN_COMUNORDPS): Ditto.
6071 (IX86_BUILTIN_COMFALSEPS): Ditto.
6072 (IX86_BUILTIN_COMTRUEPS): Ditto.
6073 (IX86_BUILTIN_COMEQPD): Ditto.
6074 (IX86_BUILTIN_COMNEPD): Ditto.
6075 (IX86_BUILTIN_COMLTPD): Ditto.
6076 (IX86_BUILTIN_COMLEPD): Ditto.
6077 (IX86_BUILTIN_COMGTPD): Ditto.
6078 (IX86_BUILTIN_COMGEPD): Ditto.
6079 (IX86_BUILTIN_COMUEQPD): Ditto.
6080 (IX86_BUILTIN_COMUNEPD): Ditto.
6081 (IX86_BUILTIN_COMULTPD): Ditto.
6082 (IX86_BUILTIN_COMULEPD): Ditto.
6083 (IX86_BUILTIN_COMUGTPD): Ditto.
6084 (IX86_BUILTIN_COMUGEPD): Ditto.
6085 (IX86_BUILTIN_COMORDPD): Ditto.
6086 (IX86_BUILTIN_COMUNORDPD): Ditto.
6087 (IX86_BUILTIN_COMFALSEPD): Ditto.
6088 (IX86_BUILTIN_COMTRUEPD): Ditto.
6089 (IX86_BUILTIN_PCOMEQUB): Ditto.
6090 (IX86_BUILTIN_PCOMNEUB): Ditto.
6091 (IX86_BUILTIN_PCOMLTUB): Ditto.
6092 (IX86_BUILTIN_PCOMLEUB): Ditto.
6093 (IX86_BUILTIN_PCOMGTUB): Ditto.
6094 (IX86_BUILTIN_PCOMGEUB): Ditto.
6095 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6096 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6097 (IX86_BUILTIN_PCOMEQUW): Ditto.
6098 (IX86_BUILTIN_PCOMNEUW): Ditto.
6099 (IX86_BUILTIN_PCOMLTUW): Ditto.
6100 (IX86_BUILTIN_PCOMLEUW): Ditto.
6101 (IX86_BUILTIN_PCOMGTUW): Ditto.
6102 (IX86_BUILTIN_PCOMGEUW): Ditto.
6103 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6104 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6105 (IX86_BUILTIN_PCOMEQUD): Ditto.
6106 (IX86_BUILTIN_PCOMNEUD): Ditto.
6107 (IX86_BUILTIN_PCOMLTUD): Ditto.
6108 (IX86_BUILTIN_PCOMLEUD): Ditto.
6109 (IX86_BUILTIN_PCOMGTUD): Ditto.
6110 (IX86_BUILTIN_PCOMGEUD): Ditto.
6111 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6112 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6113 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6114 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6115 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6116 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6117 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6118 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6119 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6120 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6121 (IX86_BUILTIN_PCOMEQB): Ditto.
6122 (IX86_BUILTIN_PCOMNEB): Ditto.
6123 (IX86_BUILTIN_PCOMLTB): Ditto.
6124 (IX86_BUILTIN_PCOMLEB): Ditto.
6125 (IX86_BUILTIN_PCOMGTB): Ditto.
6126 (IX86_BUILTIN_PCOMGEB): Ditto.
6127 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6128 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6129 (IX86_BUILTIN_PCOMEQW): Ditto.
6130 (IX86_BUILTIN_PCOMNEW): Ditto.
6131 (IX86_BUILTIN_PCOMLTW): Ditto.
6132 (IX86_BUILTIN_PCOMLEW): Ditto.
6133 (IX86_BUILTIN_PCOMGTW): Ditto.
6134 (IX86_BUILTIN_PCOMGEW): Ditto.
6135 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6136 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6137 (IX86_BUILTIN_PCOMEQD): Ditto.
6138 (IX86_BUILTIN_PCOMNED): Ditto.
6139 (IX86_BUILTIN_PCOMLTD): Ditto.
6140 (IX86_BUILTIN_PCOMLED): Ditto.
6141 (IX86_BUILTIN_PCOMGTD): Ditto.
6142 (IX86_BUILTIN_PCOMGED): Ditto.
6143 (IX86_BUILTIN_PCOMFALSED): Ditto.
6144 (IX86_BUILTIN_PCOMTRUED): Ditto.
6145 (IX86_BUILTIN_PCOMEQQ): Ditto.
6146 (IX86_BUILTIN_PCOMNEQ): Ditto.
6147 (IX86_BUILTIN_PCOMLTQ): Ditto.
6148 (IX86_BUILTIN_PCOMLEQ): Ditto.
6149 (IX86_BUILTIN_PCOMGTQ): Ditto.
6150 (IX86_BUILTIN_PCOMGEQ): Ditto.
6151 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6152 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6153 (enum multi_arg_type): New enum for describing the various SSE5
6154 intrinsic argument types.
6155 (bdesc_multi_arg): New table for SSE5 intrinsics.
6156 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6157 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6159 (ix86_expand_builtin): Add SSE5 intrinsic support.
6160 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6161 operand instructions.
6162 (ix86_expand_sse5_multiple_memory): New function to split the
6163 second memory reference from SSE5 instructions.
6164 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6165 (ix86_return_pops_args): Use stdarg_p to determine if the function
6166 has variable arguments.
6167 (ix86_setup_incoming_varargs): Ditto.
6168 (x86_this_parameter): Ditto.
6170 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6172 (ix86_expand_sse5_pack): Ditto.
6173 (ix86_sse5_valid_op_p): Ditto.
6174 (ix86_expand_sse5_multiple_memory): Ditto.
6176 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6177 constant for SSE5 support.
6178 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6179 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6180 (UNSPEC_SSE5_PERMUTE): Ditto.
6181 (UNSPEC_SSE5_ASHIFT): Ditto.
6182 (UNSPEC_SSE5_LSHIFT): Ditto.
6183 (UNSPEC_FRCZ): Ditto.
6184 (UNSPEC_CVTPH2PS): Ditto.
6185 (UNSPEC_CVTPS2PH): Ditto.
6186 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6188 (COM_FALSE_S): Ditto.
6189 (COM_FALSE_P): Ditto.
6190 (COM_TRUE_S): Ditto.
6191 (COM_TRUE_P): Ditto.
6192 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6193 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6195 (memory attribute): Ditto.
6196 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6197 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6198 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6199 (floor<mode>2): Ditto.
6200 (ceil<mode>2): Ditto.
6201 (btrunc<mode>2): Ditto.
6202 (nearbyintdf2): Ditto.
6203 (nearbyintsf2): Ditto.
6204 (sse_setccsf): Disable if SSE5.
6205 (sse_setccdf): Ditto.
6206 (sse5_setcc<mode>): New support for SSE5 conditional move.
6207 (sse5_pcmov_<mode>): Ditto.
6209 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6211 (SSEMODEF2P): Ditto.
6212 (ssemodesuffixf4): New mode attribute for SSE5.
6213 (ssemodesuffixf2s): Ditto.
6214 (ssemodesuffixf2c): Ditto.
6215 (sserotatemax): Ditto.
6216 (ssescalarmode): Ditto.
6217 (sse_maskcmpv4sf3): Disable if SSE5.
6218 (sse_maskcmpv2df3): Ditto.
6219 (sse_vmmaskcmpv4sf3): Ditto.
6220 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6221 (sse5_vmfmadd<mode>4): Ditto.
6222 (sse5_fmsub<mode>4): Ditto.
6223 (sse5_vmfmsub<mode>4): Ditto.
6224 (sse5_fnmadd<mode>4): Ditto.
6225 (sse5_vmfnmadd<mode>4): Ditto.
6226 (sse5_fnmsub<mode>4): Ditto.
6227 (sse5_vmfnmsub<mode>4): Ditto.
6228 (sse5i_fmadd<mode>4): Ditto.
6229 (sse5i_fmsub<mode>4): Ditto.
6230 (sse5i_fnmadd<mode>4): Ditto.
6231 (sse5i_fnmsub<mode>4): Ditto.
6232 (sse5i_vmfmadd<mode>4): Ditto.
6233 (sse5i_vmfmsub<mode>4): Ditto.
6234 (sse5i_vmfnmadd<mode>4): Ditto.
6235 (sse5i_vmfnmsub<mode>4): Ditto.
6236 (mulv16qi3): Add SSE5 support.
6238 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6239 (sse2_mulv4si3): Disable if SSE5.
6240 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6241 (sse4_1_roundps): Ditto.
6242 (sse4_1_roundsd): Ditto.
6243 (sse4_1_roundss): Ditto.
6244 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6246 (sse_maskcmpsf3): Ditto.
6247 (sse_vmmaskcmpv4sf3): Ditto.
6248 (sse2_maskcmpv2df3): Ditto.
6249 (sse2_maskcmpdf3): Ditto.
6250 (sse2_vmmaskcmpv2df3): Ditto.
6251 (sse2_eq<mode>3): Ditto.
6252 (sse2_gt<mode>3): Ditto.
6253 (sse5_pcmov_<mode>): Add SSE5 support.
6254 (vec_unpacku_hi_v16qi): Ditto.
6255 (vec_unpacks_hi_v16qi): Ditto.
6256 (vec_unpacku_lo_v16qi): Ditto.
6257 (vec_unpacks_lo_v16qi): Ditto.
6258 (vec_unpacku_hi_v8hi): Ditto.
6259 (vec_unpacks_hi_v8hi): Ditto.
6260 (vec_unpacku_lo_v8hi): Ditto.
6261 (vec_unpacks_lo_v8hi): Ditto.
6262 (vec_unpacku_hi_v4si): Ditto.
6263 (vec_unpacks_hi_v4si): Ditto.
6264 (vec_unpacku_lo_v4si): Ditto.
6265 (vec_unpacks_lo_v4si): Ditto.
6266 (sse5_pmacsww): New SSE5 intrinsic insn.
6267 (sse5_pmacssww): Ditto.
6268 (sse5_pmacsdd): Ditto.
6269 (sse5_pmacssdd): Ditto.
6270 (sse5_pmacssdql): Ditto.
6271 (sse5_pmacssdqh): Ditto.
6272 (sse5_pmacsdqh): Ditto.
6273 (sse5_pmacsswd): Ditto.
6274 (sse5_pmacswd): Ditto.
6275 (sse5_pmadcsswd): Ditto.
6276 (sse5_pmadcswd): Ditto.
6277 (sse5_pcmov_<move>): Conditional move support on SSE5.
6278 (sse5_phaddbw): New SSE5 intrinsic insn.
6279 (sse5_phaddbd): Ditto.
6280 (sse5_phaddbq): Ditto.
6281 (sse5_phaddwd): Ditto.
6282 (sse5_phaddwq): Ditto.
6283 (sse5_phadddq): Ditto.
6284 (sse5_phaddubw): Ditto.
6285 (sse5_phaddubd): Ditto.
6286 (sse5_phaddubq): Ditto.
6287 (sse5_phadduwd): Ditto.
6288 (sse5_phadduwq): Ditto.
6289 (sse5_phaddudq): Ditto.
6290 (sse5_phsubbw): Ditto.
6291 (sse5_phsubwd): Ditto.
6292 (sse5_phsubdq): Ditto.
6293 (sse5_pperm): Ditto.
6294 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6295 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6296 (sse5_pperm_sign_v8hi_v4si): Ditto.
6297 (sse5_pperm_zero_v8hi_v4si): Ditto.
6298 (sse5_pperm_sign_v4si_v2di): Ditto.
6299 (sse5_pperm_sign_v4si_v2di): Ditto.
6300 (sse5_pperm_pack_v2di_v4si): Ditto.
6301 (sse5_pperm_pack_v4si_v8hi): Ditto.
6302 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6303 (sse5_perm<mode>): New SSE5 intrinsic insn.
6304 (rotl<mode>3): Ditto.
6305 (sse5_rotl<mode>3): Ditto.
6306 (sse5_ashl<mode>3): Ditto.
6307 (sse5_lshl<mode>3): Ditto.
6308 (sse5_frcz<mode>2): Ditto.
6309 (sse5s_frcz<mode>2): Ditto.
6310 (sse5_cvtph2ps): Ditto.
6311 (sse5_cvtps2ph): Ditto.
6312 (sse5_vmmaskcmp<mode>3): Ditto.
6313 (sse5_com_tf<mode>3): Ditto.
6314 (sse5_maskcmp<mode>3): Ditto.
6315 (sse5_maskcmp_uns<mode>3): Ditto.
6316 (sse5_maskcmp_uns2<mode>3): Ditto.
6317 (sse5_pcom_tf<mode>3): Ditto.
6319 * config/i386/predicates.md (sse5_comparison_float_operator):
6320 New predicate to match the comparison operators supported by
6321 the SSE5 com instruction.
6322 (ix86_comparison_int_operator): New predicate to match just the
6323 signed int comparisons.
6324 (ix86_comparison_uns_operator): New predicate to match just the
6325 unsigned int comparisons.
6327 * doc/invoke.texi (-msse5): Add documentation.
6328 (-mfused-madd): Ditto.
6330 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6332 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6334 (x86_64-*-*): Ditto.
6336 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6338 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6339 intrinisics for SSE5.
6341 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6344 * config/i386/mmintrin-common.h: New file, to contain common
6345 instructions between SSE4.1 and SSE5.
6347 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6348 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6349 (gen_regparm_prefix): Ditto.
6351 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6352 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6353 prototype_p to determine if a function is prototyped.
6355 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6357 * c-common.c (c_common_reswords) add the alignof keyword,
6358 with same RID as __alignof and __alignof__
6360 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6362 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6363 * hooks.c (hook_bool_const_int_const_int_true): New function.
6364 * target.h (struct gcc_target): Add can_eliminate field.
6365 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6366 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6367 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6368 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6369 (elim_table): Revise comment.
6370 * system.h (CAN_ELIMINATE): Poison.
6371 * defaults.h (CAN_ELIMINATE): Remove.
6372 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6374 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6375 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6377 (alpha_vms_can_eliminate): Declare as static, change return type to
6379 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6381 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6382 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6383 (arm_can_eliminate): New function.
6385 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6386 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6387 (avr_can_eliminate): Declare as static.
6388 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6390 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6391 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6392 (bfin_can_eliminate): New function.
6394 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6395 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6396 (crx_can_eliminate): New function.
6398 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6399 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6400 (fr30_can_eliminate): New function.
6402 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6403 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6404 (frv_can_eliminate): New function.
6406 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6407 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6408 (h8300_can_eliminate): New function.
6410 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6411 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6412 (i386_can_eliminate): Declare as static, change return type to bool.
6413 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6415 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6416 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6417 (ia64_can_eliminate): New function.
6419 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6420 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6421 (iq2000_can_eliminate): New function.
6423 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6424 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6425 (m32r_can_eliminate): New function.
6427 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6428 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6429 (m68hc11_can_eliminate): New function.
6431 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6432 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6433 (m68k_can_eliminate): New function.
6435 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6436 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6437 (mep_can_eliminate): New function.
6439 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6440 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6441 (mips_can_eliminate): New function.
6443 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6444 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6445 (rs6000_can_eliminate): New function.
6447 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6448 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6449 (s390_can_eliminate): Declare as static.
6450 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6452 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6453 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6454 (score_can_eliminate): New function.
6456 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6457 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6458 (sparc_can_eliminate): Declare as static.
6459 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6461 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6462 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6463 (xstormy16_can_eliminate): New function.
6465 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6466 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6467 (v850_can_eliminate): New function.
6469 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6471 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6472 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6473 (*movdfcc_ext[1234]): Disable for IEEE mode.
6475 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6477 * gimplify.c (prepare_gimple_addressable): New static function.
6478 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6480 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6481 manually fiddling with it.
6483 2009-08-25 Michael Matz <matz@suse.de>
6485 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6486 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6488 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6489 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6490 (do_jump): Split out code for simple binary comparisons into ...
6491 (do_jump_1): ... this, taking the individual operands and code.
6492 Change callers to helper function above accordingly.
6493 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6496 2009-08-25 Michael Matz <matz@suse.de>
6498 * expr.h (struct separate_ops, sepops): New type for passing
6499 around an exploded simple expression.
6500 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6501 Use this structure instead of expression tree.
6502 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6503 expression, only its type.
6504 (expand_vec_cond_expr): Take type and individual operands instead
6506 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6507 expand_vec_shift_expr): Change prototype accordingly.
6508 * tree-vect-stmts.c (vectorizable_condition): Change call of
6509 expand_vec_cond_expr_p to pass only type.
6510 * expr.c (do_store_flags): Change prototype and implementation
6511 to take an exploded expression.
6512 (expand_expr_real_1): New local ops initialized with details
6513 of the full expression. Use it instead of full
6514 expression in calls to do_store_flags, expand_vec_cond_expr,
6515 expand_widen_pattern_expr and expand_vec_shift_expr.
6517 2009-08-25 Michael Matz <matz@suse.de>
6519 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6520 treeop2 initialized with first three operands of the full expression.
6521 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6523 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6525 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6526 (__gthread_objc_condition_allocate): Mark arguments as unused.
6527 (__gthread_objc_condition_deallocate): Likewise.
6528 (__gthread_objc_condition_wait): Likewise.
6529 (__gthread_objc_condition_broadcast): Likewise.
6530 (__gthread_objc_condition_signal): Likewise.
6531 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6532 (__gthread_objc_thread_id): Likewise.
6534 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6537 * tree-pretty-print.c (print_call_name): Print the correct call name
6538 for procedure pointer components.
6540 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6542 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6543 default_promote_function_mode when not VMS.
6545 2009-08-24 Olivier Hainque <hainque@adacore.com>
6547 * convert.c (convert_to_integer): Don't assume an input pointer is
6548 POINTER_SIZE wide. Fetch from the type instead.
6550 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6552 * configure.ac (AC_PREREQ): Bump to 2.64.
6554 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6556 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6557 (process_command): Don't search standard_exec_prefix_1 and
6558 standard_exec_prefix_2.
6560 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6562 * config/arm/arm.c (output_return_instruction): Handle for
6565 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6567 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6569 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6571 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6572 (*arm_movdf_vfp): Likewise.
6574 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6576 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6577 (vashr<mode>3): Rename from ashr<mode>3.
6578 (vlshr<mode>3): Rename from lshr<mode>3.
6580 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6583 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6584 (check_format_info_main): Use scalar_identify_flag.
6585 (check_format_types): Check for scalar size identity if
6586 scalar_identify_flag is set.
6587 (printf_length_specs): Extend by new field.
6588 (asm_fprintf_length_specs): Likewise.
6589 (gcc_diag_length_specs): Likewise.
6590 (scanf_length_specs): Likewise.
6591 (strfmon_length_specs): Likewise.
6592 (gcc_gfc_length_specs): Likewise.
6593 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6594 (ms_printf_flag_specs): Likewise.
6595 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6597 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6600 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6601 (*call_value_pop_1): Ditto.
6602 (*sibcall_pop_1): New insn pattern.
6603 (*sibcall_value_pop_1): Ditto.
6605 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6608 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6611 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6614 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6615 (get_reg_use_in): New function.
6616 (forward_propagate_subreg): Propagate through subreg of zero_extend
6619 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6621 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6622 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6624 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6626 * configure.ac: Remove --with-datarootdir, --with-docdir,
6627 --with-htmldir switches. No need to call AC_SUBST for
6628 datarootdir, docdir, htmldir any more.
6629 * configure: Regenerate.
6630 * doc/install.texi (Configuration): Document --datarootdir,
6631 --docdir, --htmldir, --pdfdir; update documentation for
6632 --infodir, --mandir.
6633 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6636 * aclocal.m4: Regenerate.
6637 * config.in: Regenerate.
6638 * configure: Regenerate.
6640 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6641 Olivier Hainque <hainque@adacore.com>
6643 * config/ia64/ia64.c: Include libfuncs.h.
6644 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6645 (ia64_expand_call): Use reg 25 on VMS.
6646 (ia64_initialize_trampoline): Fix for VMS ABI.
6647 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6648 (ia64_function_arg): Initialize reg 25 on VMS.
6649 Fix OpenVMS ABI issues for varargs.
6650 For OpenVMS, emit the Argument Information register set in the
6651 incoming/sibcall case as well.
6652 (ia64_arg_type): New function.
6653 (ia64_function_arg_advance): Keep track of cum->words.
6654 Fix OpenVMS ABI issues for varargs.
6655 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6656 (ia64_override_options): Set flag_no_common on VMS.
6657 (ia64_init_builtins): Disable FWRITE builtin.
6658 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6659 (ia64_vms_init_libfuncs): Add decc$ routines.
6660 (ia64_vms_valid_pointer_mode): New function.
6661 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6662 (ia64_promote_function_mode): New function
6663 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6664 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6665 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6666 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6667 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6668 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6669 Suppress trailing '#' if VALUE is numeric.
6670 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6671 ia64_promote_function_mode.
6672 (TARGET_VALID_POINTER_MODE): Define.
6674 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6677 * config/rs6000/rs6000.c (rs6000_override_options): Use
6678 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6681 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6682 reporting of vector + decimal/boolean/complex error.
6684 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6686 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6687 __vector double TYPE_DECL.
6689 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6691 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6692 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6693 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6694 to pointer to enum machine_mode. Update all callers as needed.
6696 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6698 * config/alpha/alpha.md (exception_receiver): Emit alternative
6699 GP load sequence if flag_reorder_blocks_and_partition is set.
6700 (*exception_receiver_2): Also enable when
6701 flag_reorder_blocks_and_partition is set.
6703 2009-08-20 Matt Rice <ratmice@gmail.com>
6704 Diego Novillo <dnovillo@google.com>
6706 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6709 2009-08-20 Richard Guenther <rguenther@suse.de>
6711 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6712 * c-tree.h (c_dup_lang_specific_decl): Remove.
6713 (struct lang_decl, struct lang_type): Move definitions ...
6714 * c-lang.h: ... here. New file.
6715 * c-decl.c: Include c-lang.h.
6716 (c_dup_lang_specific_decl): Remove.
6717 * c-typeck.c: Include c-lang.h.
6718 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6719 (c-typeck.o): Likewise.
6720 * c-config-lang.in (gtfiles): Add c-lang.h.
6721 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6724 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6726 * config/alpha/alpha.c (alpha_end_function): Do not clear
6727 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6728 this is now handled in generic code.
6730 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6732 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6733 (s390_z10_fix_long_loop_prediction): New function.
6734 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6735 (s390_reorg): Walk over the INSNs and invoke
6736 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6738 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6740 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6741 "*brx_64bit", "*brx_31bit"): New patterns.
6742 * config/s390/s390.c ('E'): New output modifier.
6744 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6745 Richard Earnshaw <richard.earnshaw@arm.com>
6747 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6748 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6750 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6752 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6754 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6755 for mode mode of operand0 when doing secondary reload for SAR.
6757 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6760 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6761 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6763 2009-08-19 Jason Merrill <jason@redhat.com>
6765 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6766 supported template depth in C++0x.
6768 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6770 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6771 free_after_compilation.
6772 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6773 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6774 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6775 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6776 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6777 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6778 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6780 2009-08-19 Ian Lance Taylor <iant@google.com>
6782 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6783 of (plus (mult (neg B) C) A).
6785 2009-08-18 Michael Matz <matz@suse.de>
6787 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6788 instead of comparing TYPE_MAIN_VARIANT for equality.
6789 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6790 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6791 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6792 * gimplify.c (goa_lhs_expr_p): Ditto and use
6793 STRIP_USELESS_TYPE_CONVERSION.
6795 2009-08-18 Michael Matz <matz@suse.de>
6797 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6798 first field in a struct.
6799 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6801 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6803 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6804 locators before emit_insn is called. Remove assert that
6806 (alpha_end_function): Clear crtl->emit structure and free insn
6807 locators if cfun->is_thunk is true.
6809 2009-08-18 Jason Merrill <jason@redhat.com>
6811 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6813 * configure.ac: Test for it.
6814 * configure, config.in: Regenerate.
6815 * doc/install.texi: Document --enable-gnu-unique-object.
6817 2009-08-18 Richard Guenther <rguenther@suse.de>
6820 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6821 pow(x,y*z) only if x is nonnegative.
6823 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6825 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6829 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6830 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6832 2009-08-17 DJ Delorie <dj@redhat.com>
6834 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6835 * config/m32c/prologue.md (epilogue_freit): New.
6837 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6838 (bank_switch_p): Likewise.
6839 (fast_interrupt_p): Likewise.
6840 (interrupt_p): Likewise.
6841 (m32c_conditional_register_usage): Round memregs size up.
6842 (need_to_save): We only need to save $a0 when we use ENTER.
6843 (interrupt_p): Check for fast_interrupt too.
6844 (bank_switch_p): New.
6845 (fast_interrupt_p): New.
6846 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6847 (m32c_emit_prolog): Support bank switching and fast interrupts.
6848 * doc/extend.texi (Function Attributes): Add bank_switch and
6851 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6853 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6854 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6856 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6858 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6859 (menu): Add IA-64/VMS Options.
6860 (IA-64/VMS Options): Likewise.
6862 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6865 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6867 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6869 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6870 (mips_pop_asm_switch): Likewise.
6871 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6873 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6874 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6875 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6876 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6877 instead of set_noreorder.
6878 (mips_output_function_prologue): Use the new functions.
6879 (mips_output_function_epilogue): Likewise.
6880 (mips_need_noat_wrapper_p): New function, split out from...
6881 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6882 Use mips_push_asm_switch and mips_pop_asm_switch.
6883 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6884 and mips_pop_asm_switch.
6885 (ASM_OUTPUT_REG_POP): Likewise.
6886 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6887 Use mips_pop_asm_switch.
6888 (mips_asm_switch): New structure.
6889 (set_noreorder, set_nomacro): Replace with...
6890 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6891 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6892 instead of set_nomacro.
6893 (fix_truncsfsi2_macro): Likewise.
6894 (cprestore): Likewise.
6895 (hazard): Use mips_noreorder instead of set_noreorder.
6896 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6898 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6900 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6901 from prev_active_insn.
6903 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6905 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6906 * config/avr/avr.c (avr_override_options): Initialize
6907 avr_current_arch variable.
6908 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6909 __AVR_HAVE_16BIT_SP__ according to the device type.
6910 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6912 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6913 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6915 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6918 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6919 generating inlined subroutine die only. We shouldn't be
6920 called for anything else.
6921 (gen_block_die): Don't generate inline subroutine debug info for
6924 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6926 * graphite-poly.c (print_pbb): Print PBB index.
6928 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6931 * graphite-interchange.c (ppl_max_for_le): Moved...
6932 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6933 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
6934 ppl_Pointset_Powerset_C_Polyhedron_maximize.
6935 * graphite-ppl.h (ppl_max_for_le): Declared.
6937 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
6939 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
6940 supported on all platforms.
6941 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
6942 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
6943 * c-pragma.c: Likewise.
6944 * target-def.h (TARGET_INITIALIZER): Remove
6945 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6946 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6948 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6950 * config/ia64/fde-vms.c: New file.
6951 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
6952 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
6953 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
6954 (uw_frame_state_for): Only register a personality routine if it is
6955 known to be compatible with our expectations.
6956 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
6957 Declare unw_table_entry stack variable and
6958 mod all calls to _Unwind_FindTableEntry to add arg.
6959 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
6960 (_Unwind_FindTableEntry): Add arg to prototype.
6962 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
6964 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
6965 field 'signal_pfs_loc'.
6966 (uw_frame_state_for): Remove duplicate code dealing with leaf
6967 procedures without unwind info.
6968 If in the frame after unwinding through a signal handler, restore
6969 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
6970 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
6971 'pfs_loc' to the AR.PFS location in the signal context; instead
6972 set 'signal_pfs_loc'.
6973 Manually generate the unwind info for the AR.PFS register.
6974 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
6975 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
6976 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
6977 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
6978 instead set 'signal_pfs_loc'.
6979 Remove code preventing the AR.PFS register from being restored
6980 from the signal context.
6982 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6983 Tristan Gingold <gingold@adacore.com>
6985 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
6986 * config/ia64/t-vms: New file.
6987 * config/ia64/vms64.h: New file.
6988 * config/ia64/vms.h: New file.
6989 * config/ia64/vms-crtinit.asm: New file.
6990 * config/ia64/vms_symvec_libgcc_s.opt: New file.
6991 * config/ia64/vms-unwind.h: New file.
6993 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6995 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
6998 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7001 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7003 * real.h (do_mpc_arg2): ... here.
7004 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7007 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7009 * final.c (add_debug_prefix_map): Don't use GC memory for
7010 old_prefix and new_prefix.
7012 2009-08-14 Richard Guenther <rguenther@suse.de>
7014 * ipa-prop.c (compute_complex_pass_through): If we cannot
7015 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7017 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7019 * c-lex.c (c_lex_with_flags): Increase size of local variable
7020 to avoid memory clobber.
7022 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7025 * config/i386/i386.c (ix86_fp_comparison_strategy):
7026 Only enable/disable sahf at function granularity.
7028 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7030 PR rtl-optimization/41064
7031 * reload1.c (reload_as_needed): Don't call extract_insn
7032 for known invalid replacements after calling
7033 validate_replace_rtx_group and verify_changes.
7035 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7038 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7039 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7040 ix86_expand_fp_vcond.
7041 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7042 Assert that operation is supported by ix86_expand_int_vcond.
7043 (vcondu<SSEMODE124C8:mode>): Ditto.
7045 2009-08-13 DJ Delorie <dj@redhat.com>
7047 * config/i386/djgpp-stdint.h: New.
7048 * config.gcc (djgpp): Use it.
7050 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7052 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7053 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7055 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7057 * tree-ssa-loop-prefetch.c
7058 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7059 for long-stride pruning.
7060 (compute_miss_rate): New function to compute the probability
7061 that two memory references access different cache lines.
7063 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7065 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7067 2009-08-13 Richard Guenther <rguenther@suse.de>
7070 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7071 use the constant pointer type.
7072 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7073 of CV qualifiers on the target pointer type.
7074 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7075 conversion check before restrict check.
7077 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7080 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7082 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7084 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7086 2009-08-12 Richard Guenther <rguenther@suse.de>
7088 PR tree-optimization/41011
7089 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7090 and reference constructing.
7092 2009-08-12 Xinliang David Li <davidxl@google.com>
7094 PR tree-optimization/41012
7095 * tree-flow.h : New external interface.
7096 * gimple-low.c (check_call_arg): Change to public function.
7097 Remove argument mismatch check in lowering.
7098 * tree-inline.h (tree_can_inline_p): Interface change.
7099 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7101 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7102 Call change to tree_can_inline_p function.
7103 (cgraph_decide_inlining_incrementally): Ditto.
7105 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7107 PR tree-optimization/41031
7108 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7109 on the partition variable rather than promote_mode on the source
7110 type. Assert that the partition variable's type has the same
7111 mode as the source value's.
7113 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7115 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7116 for for_return == 2.
7117 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7119 * calls.c (expand_call): Fix typo.
7120 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7122 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7124 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7125 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7126 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7127 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7129 2009-08-12 Andrew Haley <aph@redhat.com>
7131 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7133 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7136 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7138 2009-08-12 Richard Guenther <rguenther@suse.de>
7140 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7141 * gimplify.c (gimplify_modify_expr): Do not use
7142 lang_hooks.types_compatible_p.
7143 * tree-ssa.c (useless_type_conversion_p): For aggregates
7144 just return false if the canonical types differ.
7146 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7149 * sese.c (convert_for_phi_arg): New.
7150 (add_guard_exit_phis): Use convert_for_phi_arg.
7152 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7154 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7155 unknown subscript upper bounds.
7157 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7158 Pranav Garg <pranav.garg2107@gmail.com>
7160 * graphite-interchange.c (gather_access_strides): Removed.
7161 (ppl_max_for_le): New.
7162 (build_linearized_memory_access): New.
7163 (memory_stride_in_loop): New.
7164 (pbb_interchange_profitable_p): Reimplemented.
7165 * graphite-ppl.h (ppl_new_id_map): New.
7166 (ppl_interchange): New.
7168 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7170 * graphite-interchange.c (compute_subscript): Removed.
7171 (compute_array_size_cstr): Removed.
7172 (compute_array_size_poly): Removed.
7173 (compute_array_size): Removed.
7174 (gather_access_strides_poly): Removed.
7175 (gather_access_strides): Empty.
7177 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7179 * graphite-dependences.c (dependence_polyhedron_1): Replace
7180 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7181 (graphite_legal_transform_dr): Same.
7182 (graphite_carried_dependence_level_k): Same.
7183 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7184 Initialize PDR_NB_SUBSCRIPTS.
7185 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7187 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7188 (PDR_NB_SUBSCRIPTS): New.
7189 (pdr_nb_subscripts): Removed.
7190 (pdr_dim): Simplified.
7191 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7192 with PDR_NB_SUBSCRIPTS.
7194 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7196 * graphite-interchange.c (compute_array_size): Remove use of
7198 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7199 Do not initialize PDR_DATA_CONTAINER.
7200 (print_pdr): Do not print PDR_DATA_CONTAINER.
7201 * graphite-poly.h (struct poly_dr): Remove data_container field.
7202 (PDR_DATA_CONTAINER): Removed.
7203 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7205 (build_poly_dr): Same.
7207 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7208 Sebastian Pop <sebastian.pop@amd.com>
7210 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7211 copy of the dependence polyhedron. Free the temporary objects.
7212 (graphite_carried_dependence_level_k): Free unused objects before
7215 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7217 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7218 Early return without analyzing the data dependences if no
7219 transform has been done. Call restore_scattering if the transform
7221 (graphite-interchange.c): Same.
7222 * graphite-poly.c (print_scattering_function): Test for
7224 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7225 (apply_poly_transforms): Do not gcc_assert that
7226 the transform is legal.
7227 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7228 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7229 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7230 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7231 * graphite-poly.h (struct poly_scattering): New.
7232 (struct poly_bb): Add original, transformed, and saved fields.
7233 Remove transformed_scattering, original_scattering,
7234 nb_local_variables and nb_scattering_transform fields.
7235 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7236 (poly_scattering_new): New.
7237 (poly_scattering_free): New.
7238 (poly_scattering_copy): New.
7239 (store_scattering_pbb): New.
7240 (store_scattering): New.
7241 (restore_scattering_pbb): New.
7242 (restore_scattering): New.
7243 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7244 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7246 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7248 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7251 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7253 * Makefile.in (graphite.o): Depends on PREDICT_H.
7254 * graphite.c: Include predict.h.
7255 (graphite_finalize): Call tree_estimate_probability.
7256 * predict.c (predict_loops): Do not call scev_initialize and
7258 (tree_estimate_probability_bb): New.
7259 (tree_estimate_probability): Do not initialize loops: move that
7260 code to the driver. Call tree_estimate_probability_bb.
7261 (tree_estimate_probability_driver): New.
7262 (pass_profile): Use tree_estimate_probability_driver.
7263 * predict.h (tree_estimate_probability): Declared.
7265 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7267 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7268 * graphite-dependences.c (graphite_legal_transform): Add time to
7269 TV_GRAPHITE_DATA_DEPS.
7270 (dependency_between_pbbs_p): Same.
7271 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7273 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7275 PR rtl-optimization/41033
7276 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7277 aliasing is disabled.
7279 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7281 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7282 si_mask_operand, and_load_operand, low_bitmask_operand,
7283 and_reg_operand, and_operand): New predicates.
7284 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7285 * config/mips/mips.c (and_operands_ok): New function.
7286 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7287 * config/mips/mips.md (move_type): Add ext_ins and logical.
7288 (type): Handle them.
7289 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7290 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7291 shift_shift. Remove commutative constraint modifier.
7292 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7294 (*clear_upper32_dext): Remove define_insn_and_split.
7295 (*clear_upper32): Turn this define_insn_and_split ...
7296 (splitter for ANDing register with 0xffff_ffff): .. into this.
7298 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7300 * combine.c (try_widen_shift_mode): Factor out code to check if an
7301 integer constant is a low-order bitmask from here ...
7302 * rtlanal.c (low_bitmask_len): ... to here.
7303 * rtl.h (low_bitmask_len): Declare.
7305 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7308 * config/alpha/alpha.md (addsi3): Remove expander.
7309 (addsi3): Rename from *addsi3_internal insn pattern.
7310 (subsi3): Remove expander.
7311 (subsi3): Rename from *subsi3_internal insn pattern.
7313 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7315 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7318 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7319 Eric Botcazou <botcazou@adacore.com>
7320 Douglas B Rupp <rupp@gnat.com>
7322 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7323 that records that fit in 64 bits are returned by immediate value,
7324 as required by OpenVMS Calling Standard.
7325 (function_value): Adjust for above modification.
7326 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7327 virtual_incoming_args_rtx as base object, not next_arg.
7328 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7330 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7332 * reload.c (find_reloads_subreg_address): Check the original
7333 req_equiv_mem address to detect the case where an address is
7334 not valid in the outer mode.
7336 2009-08-11 Richard Guenther <rguenther@suse.de>
7339 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7341 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7343 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7344 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7346 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7347 Douglas B Rupp <rupp@gnat.com>
7349 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7350 PT_STACK when frame_pointer_needed on OpenVMS.
7351 (alpha_pv_save_size, alpha_using_fp): Remove.
7352 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7353 with proper processing for PT_NULL.
7354 (alpha_vms_initial_elimination_offset): New function. Support for
7355 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7356 (alpha_sa_size): Force procedure type to PT_STACK when
7357 frame_pointer_needed on OpenVMS.
7358 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7359 (alpha_using_fp): Likewise.
7360 (alpha_vms_can_eliminate): Add prototype.
7361 (alpha_vms_initial_elimination_offset): Likewise.
7362 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7363 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7365 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7366 Douglas B Rupp <rupp@gnat.com>
7368 * config/alpha/alpha.c (common_object_handler): New function.
7369 (vms_attribute_table): Declare a single attribute "common_object".
7370 (vms_output_aligned_decl_common): New global function.
7371 (SECTION_VMS_OVERLAY): Delete.
7372 (SECTION_VMS_GLOBAL): Likewise.
7373 (SECTION_VMS_INITIALIZE): Likewise.
7374 (vms_asm_named_section): Remove support for above flags.
7375 (vms_section_type_flags): Delete.
7376 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7377 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7378 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7379 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7381 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7384 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7385 (sub_ddmmss): Likewise.
7387 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7390 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7393 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7396 * reload1.c (reload_as_needed): Use cancel_changes to completely
7397 undo a failed replacement attempt.
7399 2009-08-10 Richard Guenther <rguenther@suse.de>
7402 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7403 (useless_type_conversion_p): ... here. Require pointer targets
7406 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7409 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7410 loose the original type of the statement list.
7412 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7414 * config/alpha/alpha.c: Include libfuncs.h
7415 (avms_asm_output_extern): New function.
7416 (alpha_init_libfuncs): Init some decc libfuncs.
7417 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7418 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7419 (DO_CRTL_NAMES): Define.
7421 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7422 (LONG_TYPE_SIZE): Define.
7423 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7424 (SUBTARGET_SWITCHES): Define malloc64 switch.
7425 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7426 (MASK_RETURN_ADDR): Define.
7427 doc/invoke.texi (mmalloc64): Document switch.
7429 2009-08-09 Olivier Hainque <hainque@adacore.com>
7430 Douglas B Rupp <rupp@gnat.com>
7432 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7433 uses_condition_handler.
7434 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7435 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7436 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7437 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7438 (code_for_builtin): New insn codes for the new alpha_builtins.
7439 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7440 (alpha_sa_size): Account for uses_condition_handler.
7441 (alpha_expand_prologue): Likewise.
7442 (alpha_start_function): Likewise.
7443 (alpha_expand_epilogue): Likewise.
7444 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7445 establish/revert expanders.
7446 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7447 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7448 New expander, resorting to the alpha.c associated function.
7449 (builtin_revert_vms_condition_handler): Likewise.
7450 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7451 __gcc_shell_handler, the static VMS condition handler used as
7452 an indirection wrapper to the current dynamically established
7454 * config/alpha/vms-unwind.h: Complete rewrite.
7455 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7456 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7458 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7459 Douglas B Rupp <rupp@gnat.com>
7461 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7462 (alpha_need_linkage): Handle aliases. Return function symbol.
7463 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7464 Use ultimate alias target for the linkage name.
7465 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7466 by alpha_need_linkage for the function symbol.
7467 (setmemdi): Likewise.
7469 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7471 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7472 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7473 (ASM_WEAKEN_LABEL): Define.
7474 (CRT_CALL_STATIC_FUNCTION): Define.
7475 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7476 (ENDFILE_SPEC): Define.
7477 (INIT_SECTION_ASM_OP): Define.
7478 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7479 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7481 (MULTILIB_OSDIRNAMES): Define.
7482 (shlib_version): Define.
7483 (SHLIB_EXT): Define.
7484 (SHLIB_OBJS): Define.
7485 (SHLIB_NAME): Define.
7486 (SHLIB_MULTILIB): Define.
7487 (SHLIB_INSTALL): Define.
7488 (SHLIB_SYMVEC): Define.
7489 (SHLIB_SYMVECX2): Define.
7490 (SHLIB_LINK): Define.
7492 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7494 * config/alpha/alpha.c (alpha_initialize_trampoline):
7495 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7496 (alpha_start_function): Emit transfer address on nested functions
7497 for VMS trampoline call.
7498 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7499 since no longer used.
7500 * config/alpha/vms-tramp.asm: Remove.
7501 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7502 since now only data initialized at runtime.
7504 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7506 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7507 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7508 (MD_EXEC_PREFIX): Remove, no longer used.
7509 (MD_STARTFILE_PREFIX): Likewise.
7510 (INCLUDE_DEFAULTS): Likewise.
7511 * config/alpha/t-vms:
7512 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7514 2009-08-09 Richard Guenther <rguenther@suse.de>
7516 PR tree-optimization/41016
7517 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7518 (operand_precision): Remove.
7519 (integral_operand_p): Likewise.
7520 (recognize_single_bit_test): Adjust.
7522 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7524 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7525 operation overflows. Likewise non-cast unary arithmetic.
7526 If one arm of a conditional expression is always taken,
7527 inhibit evaluation warnings for the other arm. Likewise inhibit
7528 evaluation warnings for the second && or || operand if the first
7529 operand is enough to determine the result.
7530 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7532 (build_binary_op): Prevent duplicate evaluation warnings.
7534 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7536 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7537 and destination have different modes, Use promote_mode to
7538 determine the signedness of the conversion. Assert that the
7539 promoted source mode matches the destination mode. Don't pass
7540 the destination and destination mode to expand_expr if the source
7541 mode is different. Simplify conversion logic.
7543 2009-08-09 Ira Rosen <irar@il.ibm.com>
7545 PR tree-optimization/41008
7546 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7547 from condition only in case it's a comparison. Adjust checks.
7549 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7551 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7552 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7553 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7554 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7555 (dump_cand): Handle them.
7556 (struct iv_cand): New members COST_STEP and AINC_USE.
7557 (stmt_after_increment): Likewise.
7558 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7559 callers changed. Use gimple_uid comparison instead of scanning.
7560 (add_candidate_1): When looking for identical candidates, take
7561 AINC_USE into account. Set it for new candidates.
7562 (force_expr_to_var_cost): Cast target_spill_cost to int.
7563 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7564 All callers changed. Check for availability of autoinc addressing
7565 modes, both in general for a given mode, and in the specific use case.
7566 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7568 (get_computation_cost): Likewise.
7569 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7570 add_autoinc_candidates): New static functions.
7571 (add_candidate): Call add_autoinc_candidates for candidates based on
7573 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7574 (determine_use_iv_cost_address): If we have an autoinc candidate at
7575 the matching use, verify autoinc is possible and subtract the cost
7576 of the candidate's step from the cost.
7577 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7578 member of the candidate.
7579 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7580 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7582 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7584 * config.build (ia64-hp-*vms*): New target.
7585 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7587 * config.gcc (ia64-hp-*vms*): New target.
7588 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7590 * config.host (ia64-hp-*vms*): New target.
7591 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7594 2009-08-08 Richard Guenther <rguenther@suse.de>
7596 PR tree-optimization/40991
7597 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7599 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7601 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7602 mode check. Do truncations in an integer mode.
7603 (force_to_mode): Handle subregs for all mode types. Only do
7604 arithmetic simplifications on integer modes.
7606 2009-08-07 Richard Guenther <rguenther@suse.de>
7608 PR tree-optimization/40999
7609 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7610 (maybe_fold_reference): Lookup constant initializers.
7611 (fold_gimple_assign): Likewise.
7613 2009-08-07 Richard Guenther <rguenther@suse.de>
7615 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7616 that require structural equality defer to the langhook.
7618 2009-08-07 Martin Jambor <mjambor@suse.cz>
7620 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7622 (struct ipa_pass_through_data): New type.
7623 (struct ipa_ancestor_jf_data): New type.
7624 (union jump_func_value): Removed field formal_id, added fields
7625 pass_through and ancestor.
7626 (struct ipa_param_call_note): Changed type of formal_id to int from
7628 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7629 operations jump functions and ancestor jump functions.
7630 (compute_complex_pass_through): New function.
7631 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7632 reflect changes in the jump function strucutre.
7633 (update_jump_functions_after_inlining): Ignore complex pass-through
7634 and ancestor jump functions.
7635 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7636 polynomial pass-through with operation jump functions.
7638 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7640 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7641 fde->dw_fde_begin as begin label instead of hot/cold label.
7642 Use LLSDAC label instead of LLSDA for second section lsda.
7643 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7644 label instead of LLSDA if it is true.
7645 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7647 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7648 SECTION argument. Use it as index into crtl->eh.call_site_record
7650 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7651 use it to determine how to print table entries instead of using
7652 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7653 label instead of normal begin label as base.
7654 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7655 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7656 ensure no EH range spans between sections and that landing pads
7657 are always in the corresponding section.
7658 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7659 for crtl->eh.call_site_record being an array rather than scalar.
7660 (output_one_function_exception_table): New function, copied
7661 from output_function_exception_table. Adjust
7662 dw2_size_of_call_site_table, dw2_output_call_site_table
7663 callers. For SECOND section use *C suffixed labels.
7664 (output_function_exception_table): Call
7665 output_one_function_exception_table and, when doing hot/cold
7666 partitioning, also another time for the second section.
7667 * opts.c: Include except.h.
7668 (decode_options): Allow -freorder-blocks-and-partition with
7669 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7670 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7671 * function.h (struct rtl_eh): Change call_site_record from
7672 scalar into array of 2 elements.
7674 2009-08-07 Martin Jambor <mjambor@suse.cz>
7676 * ipa-prop.c (count_formal_params_1): New function.
7677 (ipa_get_vector_of_formal_parms): New function.
7678 (get_vector_of_formal_parm_types): New function.
7679 (ipa_modify_formal_parameters): New function.
7680 (ipa_modify_call_arguments): New function.
7681 (index_in_adjustments_multiple_times_p): New function.
7682 (ipa_combine_adjustments): New function.
7683 (ipa_dump_param_adjustments): New function.
7684 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7685 (ipa_get_vector_of_formal_parms): Declare.
7686 (ipa_modify_formal_parameters): Declare.
7687 (ipa_modify_call_arguments): Declare.
7688 (ipa_combine_adjustments): Declare.
7689 (ipa_dump_param_adjustments): Declare.
7690 (build_ref_for_offset): Declare.
7691 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7692 * tree-sra.c: Include ipa-prop.c.
7693 (build_ref_for_offset): Make public.
7695 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7697 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7699 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7701 * gcc/doc/extend.texi (__builtin_extract_return_address)
7702 (__builtin_frob_return_address): Document.
7704 2009-08-06 Paul Brook <paul@codesourcery.com>
7706 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7707 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7708 implementation on ARMv6-M.
7710 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7712 * doc/extend.texi (pcs): Document new attribute for ARM.
7714 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7716 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7719 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7721 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7724 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7726 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7728 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7730 Merge ARM/hard_vfp_branch to trunk.
7732 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7734 * arm.c (libcall_eq): New function.
7735 (libcall_hash): New function.
7736 (add_libcall): New function.
7737 (arm_libcall_uses_aapcs_base): New function.
7738 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7739 libcalls using the base PCS.
7740 (arm_init_cumulative_args): Likewise.
7742 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7744 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7745 Use base ABI for conversion libfuncs between HFmode and SFmode.
7747 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7749 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7750 V4SImode as representatives of all 64-bit and 128-bit vector
7751 types. Allow vector types without vector modes.
7752 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7753 without vector modes like BLKmode.
7754 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7755 BLKmode. Avoid unsupported vector modes or TImode moves for
7757 (aapcs_vfp_allocate_return_reg): Likewise.
7758 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7759 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7761 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7763 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7764 (arm_get_pcs_model): Pass attribute arguments to
7765 arm_pcs_from_attribute.
7766 (arm_init_cumulative_args): Use base AAPCS for conversions from
7767 floating-point types to DImode.
7768 (arm_attribute_table): Add pcs attribute.
7769 (arm_handle_pcs_attribute): New.
7770 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7771 conversions from floating-point types to DImode, also declare them
7772 to use base AAPCS and declare functions they call to use base
7773 AAPCS and their RTABI names.
7775 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7777 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7778 -mfloat-abi=hard not being supported for VFP.
7780 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7782 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7783 SYMBOL_REF to hard_libcall_value.
7785 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7786 Richard Earnshaw <rearnsha@arm.com>
7788 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7789 has been put on the stack, all remaining co-processory arguments for
7790 that co-processor also go on the stack.
7792 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7794 * config/arm/arm.c (arm_return_in_memory): Handle returning
7795 vectors of suitable size in registers also for AAPCS case.
7797 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7799 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7801 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7803 ARM Hard-VFP calling convention
7804 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7805 * target.h (gcc_target): Add libcall_value to table of call hooks.
7806 * targhooks.h (default_libcall_value): Default implementation.
7807 * targhooks.c (default_libcall_value): Likewise.
7808 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7809 * optabs.c (expand_unop): Use it.
7810 * expr.h (hard_libcall_value): Pass the function RTX through.
7811 * calls.c (emit_library_call_value_1): Update call to
7813 * explow.c (hard_libcall_value): Use new target hook.
7814 * testsuite/lib/target-supports.exp
7815 (check_effective_target_arm_hard_vfp_ok): New hook.
7816 (check_effective_target_arm_neon_ok): Improve test for neon
7818 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7819 * config/arm/arm.c: Include cgraph.h
7820 (TARGET_FUNCTION_VALUE): Override default hook.
7821 (arm_pcs_default): New variable.
7822 (arm_override_options): Don't fault hard calling convention with VFP.
7823 Add support for AAPCS variants.
7824 (arm_function_value): Make static. Handle AAPCS variants.
7825 (arm_libcall_value): New function.
7826 (arm_apply_result_size): Handle VFP registers in results.
7827 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7829 (pcs_attribute_args): New variable.
7830 (arm_pcs_from_attribute): New function.
7831 (arm_get_pcs_model): New function.
7832 (aapcs_vfp_cum_init): New function.
7833 (aapcs_vfp_sub_candidate): New function.
7834 (aapcs_vfp_is_return_candidate): New function.
7835 (aapcs_vfp_is_call_candidate): New function.
7836 (aapcs_vfp_allocate): New function.
7837 (aapcs_vfp_allocate_return_reg): New function.
7838 (aapcs_vfp_advance): New function.
7839 (aapcs_cp_arg_layout): New variable.
7840 (aapcs_select_call_coproc): New function.
7841 (aapcs_select_return_coproc): New function.
7842 (aapcs_allocate_return_reg): New function.
7843 (aapcs_libcall_value): New function.
7844 (aapcs_layout_arg): New function.
7845 (arm_init_cumulative_args): Initialize AAPCS args data.
7846 (arm_function_arg): Handle AAPCS variants using new interface.
7847 (arm_arg_parital_bytes): Likewise.
7848 (arm_function_arg_advance): New function.
7849 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7850 calling conventions.
7851 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7852 * arm.h (NUM_VFP_ARG_REGS): Define.
7853 (LIBCALL_VALUE): Update.
7854 (FUNCTION_VALUE): Delete.
7855 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7856 (arm_pcs): New enum.
7857 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7858 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7859 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7860 * arm-protos.h (arm_function_arg_advance): Add.
7861 (aapcs_libcall_value): Add.
7862 (arm_function_value): Delete.
7864 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7865 H.J. Lu <hongjiu.lu@intel.com>
7868 * config/i386/i386.c (standard_sse_mode_p): Remove.
7869 (standard_sse_constant_p): Return 2 for integer mode
7870 vector_all_ones_operand when SSE2 is enabled.
7871 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7872 (ix86_expand_vector_move): Do not check for negative values from
7873 standard_sse_constant_p.
7875 2009-08-06 Richard Guenther <rguenther@suse.de>
7877 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7878 array type comparisons frontend independent.
7879 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7880 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7881 out array reference lower bound and element size operands.
7882 (ao_ref_init_from_vn_reference): Properly compute the offset
7883 for ARRAY_RANGE_REF.
7884 (vn_reference_fold_indirect): Fill out array reference lower
7885 bound and element size operands.
7886 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7887 a non gimple valued reference operand which can happen for
7888 array reference lower bound or element size.
7889 (create_component_ref_by_pieces_1): Properly generate the
7890 element size operand for array references.
7892 2009-08-06 Richard Guenther <rguenther@suse.de>
7894 PR tree-optimization/40964
7895 * tree.c (iterative_hash_host_wide_int): Export.
7896 * tree.h (iterative_hash_host_wide_int): Declare.
7897 * tree-ssa-structalias.c (heapvar_map): New struct.
7898 (heapvar_map_eq): New function.
7899 (heapvar_map_hash): Likewise.
7900 (heapvar_lookup): Adjust.
7901 (heapvar_insert): Likewise.
7902 (make_constraint_from_heapvar): Allow multiple heap variables
7903 per decl at different offsets.
7904 (init_alias_heapvars): Adjust.
7906 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7908 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7909 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7910 trailing sync if TARGET_SYNC_AFTER_SC.
7912 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7914 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7915 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7916 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7917 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7918 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7919 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7920 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7921 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7922 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7923 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7924 the prototype declaration match the definition.
7925 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7926 instructions explicitly. Add barrier_before and operands
7928 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
7929 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
7930 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
7931 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7932 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
7933 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
7935 2009-08-05 Andrew Pinski <pinskia@gmail.com>
7937 * tree-ssa-alias.c: Fix intervals to use [) syntax.
7939 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
7940 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7943 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
7946 2009-08-05 Jakub Jelinek <jakub@redhat.com>
7948 PR rtl-optimization/40924
7949 * dse.c (canon_address): Before calling cselib_expand_value_rtx
7950 make sure canon_rtx (mem_address) isn't simpler than
7951 canon_rtx (expanded_mem_address).
7953 2009-08-05 Li Feng <nemokingdom@gmail.com>
7955 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
7957 (build_scop_drs): Build alias set for each SCoP.
7959 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
7961 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
7962 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
7963 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
7964 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7965 (BASE_DRIVER_SELF_SPECS): Likewise.
7967 2009-08-04 Andrew Pinski <pinskia@gmail.com>
7969 * tree-ssa-alias.c: Fix some comment typos.
7971 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
7973 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
7974 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
7976 2009-08-03 Janis Johnson <janis187@us.ibm.com>
7979 * simplify-rtx.c (simplify_binary_operation_1): Disable
7980 simplifications for decimal float operations.
7982 2009-08-03 Jakub Jelinek <jakub@redhat.com>
7985 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
7986 operand of INDIRECT_REF.
7988 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
7990 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
7991 constants referencing TLS symbols.
7993 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7995 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
7996 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
7998 2009-08-03 Richard Guenther <rguenther@suse.de>
8000 * tree.c (make_vector_type): Build a main variant first,
8001 get the canonical one and then build the variant.
8002 * tree-ssa.c (useless_type_conversion_p_1): Handle
8004 (useless_type_conversion_p): Conversions to pointers to
8005 incomplete record types are useless.
8007 2009-08-03 Richard Guenther <rguenther@suse.de>
8009 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8010 file will be created.
8011 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8012 * toplev.c (compile_file): Adjust comment.
8014 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8016 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8017 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8018 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8019 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8020 (sh_promote_function_mode): Fix typo.
8022 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8024 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8026 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8028 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8029 declaration arguments.
8031 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8033 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8034 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8035 (ix86_split_ashl): Ditto.
8036 (ix86_expand_vector_init_one_nonzero): Ditto.
8037 (ix86_expand_vector_set): Ditto.
8038 (ix86_expand_reduc_v4sf): Ditto.
8040 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8042 * explow.c (promote_function_mode): Remove assert.
8043 * config/sh/sh.c (sh_promote_function_mode): Declare.
8045 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8047 * config/pa/pa.c (pa_promote_function_mode): Declare.
8048 Change to static. Fix promote_mode call.
8050 * gthr-dce.h (CONST_CAST2): Define if not defined.
8051 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8053 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8055 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8057 * expr.c (store_constructor): Use promote_decl_mode. Remove
8058 now write-only variable unsignedp.
8059 (expand_expr_real_1): Use promote_decl_mode.
8060 * expr.h (promote_function_mode, promote_decl_mode): New.
8061 (promote_mode): Remove last argument.
8062 * function.c (assign_temp): Drop last argument of promote_mode.
8063 (assign_parm_find_data_types): Use promote_function_mode.
8064 (assign_parm_setup_reg): Likewise.
8065 (expand_function_end): Use promote_function_mode.
8066 * calls.c (initialize_argument_information): Use promote_function_mode.
8067 (precompute_arguments): Use promote_mode instead of checking if
8068 only PROMOTE_FUNCTION_MODE is defined.
8069 (expand_call): When making sibcall decisions, use promote_function_mode.
8070 Below, remove an if for targetm.calls.promote_function_return and
8071 and use promote_function_mode.
8072 (emit_library_call_value_1): Use promote_function_mode, fix bug
8073 where promote_mode was passed FOR_CALL == 0 for a return value in an
8075 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8076 * explow.c (promote_function_mode, promote_decl_mode): New.
8077 (promote_mode): Keep only the FOR_CALL == 0 case.
8078 * combine.c (setup_incoming_promotion): Remove test of
8079 promote_function_args. Use promote_function_mode.
8080 * stmt.c (expand_value_return): Use promote_decl_mode.
8081 (expand_decl): Use promote_decl_mode.
8083 * expr.c (store_constructor): Use promote_decl_mode. Remove
8084 now write-only variable unsignedp.
8085 (expand_expr_real_1): Use promote_decl_mode.
8086 * expr.h (promote_function_mode, promote_decl_mode): New.
8087 (promote_mode): Remove last argument.
8088 * function.c (assign_temp): Drop last argument of promote_mode.
8089 (assign_parm_find_data_types): Use promote_function_mode.
8090 (assign_parm_setup_reg): Likewise.
8091 (expand_function_end): Use promote_function_mode.
8092 * calls.c (initialize_argument_information): Use promote_function_mode.
8093 (precompute_arguments): Use promote_mode instead of checking if
8094 only PROMOTE_FUNCTION_MODE is defined.
8095 (expand_call): When making sibcall decisions, use promote_function_mode.
8096 Below, remove an if for targetm.calls.promote_function_return and
8097 and use promote_function_mode.
8098 (emit_library_call_value_1): Use promote_function_mode, fix bug
8099 where promote_mode was passed FOR_CALL == 0 for a return value in an
8101 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8102 * explow.c (promote_function_mode, promote_decl_mode): New.
8103 (promote_mode): Keep only the FOR_CALL == 0 case.
8104 * combine.c (setup_incoming_promotion): Remove test of
8105 promote_function_args. Use promote_function_mode.
8106 * stmt.c (expand_value_return): Use promote_decl_mode.
8107 (expand_decl): Use promote_decl_mode.
8109 * explow.c (promote_function_mode): Just call the target hook.
8110 * targhooks.c (default_promote_function_mode,
8111 default_promote_function_mode_always_promote): New.
8112 * targhooks.h (default_promote_function_mode,
8113 default_promote_function_mode_always_promote): Declare.
8114 * target.h (promote_function_args, promote_function_return): Remove.
8115 (promote_function_mode): New.
8116 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8117 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8118 (TARGET_PROMOTE_FUNCTION_MODE): New.
8119 (TARGET_CALLS): Adjust.
8120 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8121 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8123 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8124 * config/s390/s390.c (s390_promote_function_mode): ... here,
8125 with pointer handling.
8126 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8127 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8129 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8130 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8131 with pointer handling.
8132 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8133 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8135 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8136 * config/sh/sh.c (sh_promote_function_mode): New.
8137 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8138 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8140 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8141 * config/cris/cris.c (cris_promote_function_mode): ... here.
8142 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8143 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8145 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8146 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8147 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8148 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8150 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8151 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8152 complex type handling.
8153 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8154 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8156 * config/pa/pa.c (pa_promote_function_mode): New.
8157 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8158 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8160 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8161 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8162 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8163 * config/xtensa/xtensa.c: Likewise.
8164 * config/stormy16/stormy16.c: Likewise.
8165 * config/iq2000/iq2000.c: Likewise.
8166 * config/rs6000/rs6000.c: Likewise.
8167 * config/picochip/picochip.c: Likewise.
8168 * config/arc/arc.c: Likewise.
8169 * config/mcore/mcore.c: Likewise.
8170 * config/score/score.c: Likewise.
8171 * config/mips/mips.c: Likewise.
8172 * config/bfin/bfin.c: Likewise.
8173 * config/ia64/ia64.c: Likewise (disabled though).
8175 * config/frv/frv.h: Remove pointless remark.
8177 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8178 TARGET_PROMOTE_FUNCTION_ARGS,
8179 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8180 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8182 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8184 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8185 -floop-parallelize-all.
8186 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8187 flag_loop_parallelize_all.
8188 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8189 * graphite.c (graphite_transform_loops): Same.
8191 * graphite-poly.c (apply_poly_transforms): Same.
8193 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8195 PR tree-optimization/40914
8196 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8197 if set, then check the delta field of the PMF record.
8198 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8199 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8200 call is stored in the delta.
8202 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8204 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8206 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8208 * config/i386/bsd.h (ASM_BYTE): New define.
8209 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8210 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8211 .byte. Use fputs or putc instead of fprintf where appropriate.
8212 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8213 fputs or putc instead of fprintf where appropriate.
8214 * config/i386/i386elf.h: Ditto.
8215 * config/i386/sysv4.h: Ditto.
8217 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8218 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8219 (*tls_global_dynamic_64): Ditto.
8221 2009-07-31 Christian Bruel <christian.bruel@st.com>
8223 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8225 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8227 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8228 Remove dead code for MINUS.
8230 2009-07-31 Anthony Green <green@moxielogic.com>
8232 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8234 (moxie_expand_epilogue): Ditto for epilogue.
8235 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8237 (moxie_function_arg): Ditto.
8238 (moxie_pass_by_reference): Ditto.
8239 (moxie_arg_partial_bytes): Ditto.
8240 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8241 (FUNCTION_ARG_ADVANCE) Ditto.
8242 (REG_PARM_STACK_SPACE) Ditto.
8243 (FUNCTION_ARG_REGNO_P) Dito.
8245 * config.gcc: Add moxie linux config support.
8246 * gcc/config/moxie/uclinux.h: New file.
8248 2009-07-31 DJ Delorie <dj@redhat.com>
8250 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8251 (UNSPECV_SP_SWITCH_E): New.
8252 (sp_switch_1): Change to an unspec.
8253 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8255 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8256 reference the new stack's address
8258 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8260 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8261 graphite-clast-to-gimple.o, graphite-dependences.o,
8262 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8263 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8264 (graphite-blocking.o,
8265 graphite-clast-to-gimple.o, graphite-dependences.o,
8266 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8267 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8268 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8269 * cfgloop.h (struct loop): Add can_be_parallel field.
8270 * common.opt (fgraphite-identity): Moved up.
8271 (fgraphite-force-parallel): New flag.
8272 * graphite.c: Rewrite.
8273 * graphite.h: Rewrite.
8274 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8276 * toplev.c (graphite_out_file): New file descriptor.
8277 (graphite_in_file): New.
8278 (process_options): flag_graphite_force_parallel cannot be used without
8280 * tree-ssa-loop.c: Include toplev.h.
8281 (gate_graphite_transforms): Enable flag_graphite for
8282 flag_graphite_force_parallel.
8284 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8286 * ChangeLog.graphite: New.
8287 * graphite-blocking.c: New.
8288 * graphite-clast-to-gimple.c: New.
8289 * graphite-clast-to-gimple.h: New.
8290 * graphite-dependences.c: New.
8291 * graphite-dependences.h: New.
8292 * graphite-interchange.c: New.
8293 * graphite-poly.c: New.
8294 * graphite-poly.h: New.
8295 * graphite-ppl.c: New.
8296 * graphite-ppl.h: New.
8297 * graphite-scop-detection.c: New.
8298 * graphite-scop-detection.h: New.
8299 * graphite-sese-to-poly.c: New.
8300 * graphite-sese-to-poly.h: New.
8304 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8306 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8307 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8309 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8311 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8312 (scev_is_linear_expression): Return false if the evolution is not
8313 affine multivariate.
8315 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8317 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8318 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8320 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8322 * tree-data-ref.c (debug_data_references): New.
8323 (debug_data_reference): New.
8324 * tree-data-ref.h (debug_data_references): Declared.
8325 (debug_data_reference): Declared.
8327 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8329 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8330 * tree-data-ref.h (scop_p): Removed.
8331 (struct data_reference): Remove field scop.
8333 (stmt_simple_memref_p): Removed.
8335 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8337 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8338 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8341 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8343 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8345 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8347 * doc/invoke.texi (-fgraphite-identity): Documented.
8349 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8351 * tree-scalar-evolution.c: Fix comment.
8352 (instantiate_scev_1): Return unknow from scev instantiation if the
8353 result is not above instantiate_below.
8355 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8357 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8358 static anymore. Instantiate the symbols that may have been introduced
8360 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8363 2009-07-30 DJ Delorie <dj@redhat.com>
8365 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8366 .vliw directive to VLIW sections.
8368 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8370 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8372 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8373 (AUTOHEADER): New variable.
8374 ($(srcdir)/cstamp-h.in): Use it.
8376 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8377 Pat Haugen <pthaugen@us.ibm.com>
8378 Revital Eres <ERES@il.ibm.com>
8380 * config/rs6000/vector.md (VEC_F): Add VSX support.
8384 (vector_load_<mode>): Ditto.
8385 (vector_store_<mode>): Ditto.
8386 (vector GPR move split): Ditto.
8387 (vec_reload_and_plus_<mptrsize>): Ditto.
8388 (vec_reload_and_reg_<mptrsize>): Ditto.
8389 (add<mode>3): Ditto.
8390 (sub<mode>3): Ditto.
8391 (mul<mode>3): Ditto.
8392 (neg<mode>2): Ditto.
8393 (abs<mode>2): Ditto.
8394 (smin<mode>3): Ditto.
8395 (smax<mode>3): Ditto.
8396 (vector_eq<mode>): Ditto.
8397 (vector_gt<mode>): Ditto.
8398 (vector_ge<mode>): Ditto.
8399 (vector_gtu<mode>): Ditto.
8400 (vector_select_<mode>_uns): Ditto.
8401 (vector_eq_<mode>_p): Ditto.
8402 (vector_gt_<mode>_p): Ditto.
8403 (vector_ge_<mode>_p): Ditto.
8404 (vector_gtu_<mode>_p): Ditto.
8405 (cr6_test_for_zero): Ditto.
8406 (cr6_test_for_zero_reverse): Ditto.
8407 (cr6_test_for_lt): Ditto.
8408 (cr6_test_for_lt_reverse): Ditto.
8409 (xor<mode>3): Ditto.
8410 (ior<mode>3): Ditto.
8411 (and<mode>3): Ditto.
8412 (one_cmpl<mode>2): Ditto.
8413 (nor<mode>2): Ditto.
8414 (andc<mode>2): Ditto.
8415 (float<VEC_int<mode>2): Ditto.
8416 (unsigned_float<VEC_int><mode>2): Ditto.
8417 (fix_trunc<mode><VEC_int>2): Ditto.
8418 (fixuns_trunc<mode><VEC_int>2): Ditto.
8420 (vec_set<mode>): Ditto.
8421 (vec_extract<mode>): Ditto.
8422 (vec_interleave_highv4sf): Ditto.
8423 (vec_interleave_lowv4sf): Ditto.
8424 (vec_realign_load_<mode>): Ditto.
8425 (vec_shl_<mode>): Ditto.
8426 (vec_shr_<mode>): Ditto.
8427 (div<mode>3): New patterns for VSX.
8428 (vec_interleave_highv2df): Ditto.
8429 (vec_interleave_lowv2df): Ditto.
8430 (vec_pack_trunc_v2df): Ditto.
8431 (vec_pack_sfix_trunc_v2df): Ditto.
8432 (vec_pack_ufix_trunc_v2df): Ditto.
8433 (vec_unpacks_hi_v4sf): Ditto.
8434 (vec_unpacks_lo_v4sf): Ditto.
8435 (vec_unpacks_float_hi_v4si): Ditto.
8436 (vec_unpacks_float_lo_v4si): Ditto.
8437 (vec_unpacku_float_hi_v4si): Ditto.
8438 (vec_unpacku_float_lo_v4si): Ditto.
8439 (movmisalign<mode>): Ditto.
8440 (vector_ceil<mode>2): New patterns for vectorizing math library.
8441 (vector_floor<mode>2): Ditto.
8442 (vector_btrunc<mode>2): Ditto.
8443 (vector_copysign<mode>3): Ditto.
8445 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8446 predicate for setting the high bit in each word, used for copysign.
8448 * config/rs6000/ppc-asm.h (f19): Whitespace.
8449 (f32-f63): Define if VSX.
8450 (v0-v31): Define if Altivec.
8451 (vs0-vs63): Define if VSX.
8453 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8455 * config/rs6000/power7.md: New file, provide tuning parameters for
8458 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8459 (rs6000_cpu_cpp_builtins): Ditto.
8460 (altivec_overloaded_builtins): Ditto.
8461 (altivec_resolve_overloaded_builtin): Ditto.
8463 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8464 debug switch to disable vectorizing simple math builtin
8467 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8468 Vectorize simple math builtin functions.
8469 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8470 hook to vectorize math builtins.
8471 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8472 (rs6000_builtin_conversion): Add VSX/power7 support.
8473 (rs6000_builtin_vec_perm): Ditto.
8474 (vsplits_constant): Add support for loading up a vector constant
8475 with just the high bit set in each part.
8476 (rs6000_expand_vector_init): Add VSX/power7 support.
8477 (rs6000_expand_vector_set): Ditto.
8478 (rs6000_expand_vector_extract): Ditto.
8479 (rs6000_emit_move): Ditto.
8480 (bdesc_3arg): Ditto.
8481 (bdesc_2arg): Ditto.
8482 (bdesc_1arg): Ditto.
8483 (rs6000_expand_ternop_builtin): Ditto.
8484 (altivec_expand_builtin): Ditto.
8485 (rs6000_expand_unop_builtin): Ditto.
8486 (rs6000_init_builtins): Ditto.
8487 (altivec_init_builtins): Ditto.
8488 (builtin_function_type): Ditto.
8489 (rs6000_common_init_builtins): Ditto.
8490 (rs6000_handle_altivec_attribute); Ditto.
8491 (rs6000_mangle_type): Ditto.
8492 (rs6000_vector_mode_supported_p): Ditto.
8493 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8496 * config/rs6000/vsx.md: New file for VSX support.
8498 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8499 identifing values with just the most significant bit set.
8500 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8501 vectorized builtins.
8503 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8504 (UNSPEC_VRFIM): Delete.
8505 (splitter for loading up vector with most significant bit): New
8506 splitter for vectorizing copysign.
8507 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8508 vectorizing simple math functions.
8509 (altivec_vrfip): Add support for vectorizing simple math functions.
8510 (altivec_vrfim): Ditto.
8511 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8513 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8514 (power7.md, vsx.md): Include for power7 support.
8515 (copysigndf3): Use VSX instructions if -mvsx.
8516 (negdf2_fpr): Ditto.
8517 (absdf2_fpr): Ditto.
8518 (nabsdf2_fpr): Ditto.
8519 (adddf3_fpr): Ditto.
8520 (subdf3_fpr): Ditto.
8521 (muldf3_fpr): Ditto.
8522 (divdf3_fpr): Ditto.
8523 (fix_truncdfdi2_fpr): Ditto.
8524 (cmpdf_internal1): Ditto.
8525 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8526 (btruncdf2, btruncdf2_fpr): Ditto.
8527 (ceildf2, ceildf2_fpr): Ditto.
8528 (floordf2, floordf2_fpr): Ditto.
8529 (floatdidf2, floatdidf2_fpr): Ditto.
8530 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8531 (fmsubdf4_fpr): Ditto.
8532 (fnmadddf4_fpr_1): Ditto.
8533 (fnmadddf4_fpr_2): Ditto.
8534 (fnmsubdf4_fpr_1): Ditto.
8535 (fnmsubdf4_fpr_2): Ditto.
8536 (fixuns_truncdfdi2): Add expander for VSX support.
8537 (fix_truncdfdi2): Ditto.
8538 (fix_truncdfsi2): Ditto.
8540 (btruncsf2): Whitespace.
8541 (movdf_hardfloat32): Add support for VSX registers.
8542 (movdf_softfloat32): Ditto.
8543 (movdf_hardfloat64): Ditto.
8544 (movdf_hardfloat64_mfpgpr): Ditto.
8545 (movdf_softfloat64): Ditto.
8546 (movti splitters): Add check for vector registers supporting
8547 TImode in the future.
8548 (bpermd): Add power7 bpermd instruction.
8550 * config/rs6000/altivec.h (vec_div): Define if VSX.
8554 (vec_nearbyint): Ditto.
8557 (all predicates): Use the generic builtin function, and not the V4SF
8558 specific function so that the predicates will work with VSX's V2DF.
8562 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8563 Document new VSX functions and types.
8565 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8568 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8569 "wa", and "j" constraints. Modify "v" to talk about Altivec
8570 instead of just vector.
8572 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8575 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8576 location for phi arguments.
8577 (rewrite_update_phi_arguments): Find locations for reaching defs.
8578 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8579 Add location to add_phi_arg calls.
8580 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8581 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8582 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8583 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8584 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8585 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8586 * tree-phinodes.c (make_phi_node): Initialize location.
8587 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8588 (add_phi_arg): Add location parameter.
8589 (remove_phi_arg_num): Move location when moving phi argument.
8590 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8592 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8593 slpeel_update_phi_nodes_for_guard1,
8594 slpeel_update_phi_nodes_for_guard2,
8595 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8596 vect_loop_versioning): Set locations.
8597 * tree-parloops.c (create_phi_for_local_result,
8598 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8599 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8600 * tree-vect-loop.c (get_initial_def_for_induction,
8601 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8603 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8604 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8605 (gimple_phi_arg_set_location): New. Set locus.
8606 (gimple_phi_arg_has_location): New. Check for locus.
8607 (redirect_edge_var_map_location): New. Return locus from var_map.
8608 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8609 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8610 combining PHI arguments.
8611 (cond_store_replacement): Set location.
8612 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8613 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8614 scop_add_exit_phis_edge): Add locations.
8615 * tree-cfgcleanup.c (remove_forwarder_block,
8616 remove_forwarder_block_with_phi): Add locations.
8617 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8618 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8620 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8621 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8622 flush_pending_stmts): Add source location.
8623 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8624 stack to preserve locations.
8625 * tree-vect-stmts.c (vectorizable_load): Add location.
8626 * tree-inline.c (copy_phis_for_bb): Copy locus.
8627 (setup_one_parameter): Add call locus to inlined parameter stmts.
8628 (initialize_inlined_parameters): Pass in call location as parameter
8630 (tree_function_versioning): Pass location to setup_one_parameter.
8631 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8632 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8633 copy and edge lists.
8634 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8635 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8636 locus parameter and override the stmt default if provided.
8637 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8638 elim_graph_add_edge, elim_graph_remove_succ_edge,
8639 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8640 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8641 eliminate_phi): Add locus info in elimination graph for each edge and
8643 (insert_backedge_copies): Copy locus if present.
8644 * tree-flow.h (struct _edge_var_map): Add locus field.
8645 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8646 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8647 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8649 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8651 2009-07-30 Martin Jambor <mjambor@suse.cz>
8653 PR tree-optimization/40570
8654 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8657 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8659 * ssa-loop-manip.c: Include langhooks.h.
8660 (rewrite_phi_with_iv): New.
8661 (rewrite_all_phi_nodes_with_iv): New.
8662 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8663 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8664 * tree-parloops.c (loop_parallel_p): Move out all conditions
8665 except dependency check.
8666 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8667 (gen_parallel_loop): Call canonicalize_loop_ivs without
8668 reduction_list argument.
8669 (build_new_reduction): New.
8670 (gather_scalar_reductions): New.
8671 (try_get_loop_niter): New.
8672 (try_create_reduction_list): New.
8673 (parallleize_loops): Change the parallel conditions check.
8674 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8675 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8677 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8679 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8681 * doc/options.texi (Option properties): Mention new quoting syntax.
8683 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8685 * config/alpha/alpha.c (alpha_start_function):
8686 Handle VMS_DEBUG_MAIN_POINTER
8687 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8688 * doc/invoke.texi: Document -mdebug-main switch.
8690 2009-07-29 Richard Henderson <rth@redhat.com>
8692 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8693 (cgraph_create_edge_including_clones): Likewise.
8694 * tree-inline.c (copy_bb): Operate on the correct edges
8695 when updating the callgraph.
8697 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8699 * config/alpha/vms-cc.c: Deleted.
8700 * config/alpha/vms-ld.c: Deleted.
8701 * config/alpha/t-vms64: Moved to config/vms
8702 * config/alpha/vms-crt0-64.c: Moved to config/vms
8703 * config/alpha/vms-crt0.c: Moved to config/vms
8704 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8705 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8706 * config/alpha/xm-vms.h: Moved to config/vms
8707 * config/alpha/x-vms: Moved to config/vms
8708 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8710 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8711 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8713 * config/vms/t-vms64: Moved here from config/alpha
8714 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8715 (argc,argv,envp): Enforce 32bit malloc'ing.
8716 * config/vms/vms-psxcrt0-64.c: Likewise.
8717 * config/vms/vms-crt0.c: Moved here from config/alpha.
8718 * config/vms/vms-psxcrt0.c: Likewise.
8719 * config/vms/vms-crtl-64.h: New file.
8720 * config/vms/vms-crtl.h: New file.
8721 * config/vms/vms.opt: New file.
8722 * config/vms/xm-vms64.h: New file.
8723 * config/vms/xm-vms.h: Moved here from config/alpha.
8724 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8726 * config/vms/x-vms: Moved here from config/alpha.
8727 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8728 (vms-ld.o, vms-cc.o): Removed.
8729 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8731 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8733 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8734 correct stack (obvious VMS fix).
8736 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8738 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8739 date, version info if VMS_DEBUGGING_INFO defined.
8740 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8741 size, date calculating code moved here.
8743 2009-07-29 Paul Brook <paul@codesourcery.com>
8745 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8748 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8751 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8752 to DImode when generating insq_le insn.
8754 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8756 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8757 New macro set for VMS_DEBUGGGING_INFO.
8758 (AT_string_form): Use it.
8760 2009-07-28 DJ Delorie <dj@redhat.com>
8762 * config/mep/mep.c (vtext_section): New.
8763 (vftext_section): New.
8764 (ftext_section): New.
8765 (mep_select_section): Add support for functions.
8766 (mep_unique_section): Likewise.
8767 (mep_asm_init_sections): Likewise.
8768 (mep_encode_section_info): Remove it from here.
8770 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8772 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8774 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8775 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8777 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8779 * dwarf2out.c (output_file_names): Test new macro
8780 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8781 (add_comp_dir_attribute): Likewise.
8783 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8785 * config/i386/mingw-w64.h (LINK_SPEC): Add
8786 separating space between commands.
8788 2009-07-28 Jan Hubicka <jh@suse.cz>
8790 PR tree-optimization/40759
8791 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8794 2009-07-27 DJ Delorie <dj@redhat.com>
8796 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8797 types are dword-aligned.
8798 (mep_expand_va_start): Likewise.
8800 2009-07-27 Olivier Hainque <hainque@adacore.com>
8801 Douglas B Rupp <rupp@gnat.com>
8803 * convert.c (convert_to_pointer): Don't assume the target
8804 pointer type is POINTER_SIZE long. Fetch its precision instead.
8806 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8808 * system.h (fopen): Undefine if macro.
8810 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8812 * dwarf2out.c (output_cfi_p): Removed.
8813 (output_cfis): New function.
8814 (output_fde): New function, split from output_call_frame_info.
8815 (output_call_frame_info): Use it.
8816 (dwarf2out_switch_text_section): Use output_cfis.
8818 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8820 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8821 TARGET_BI_ARCH is specified without enabling SJLJ.
8822 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8823 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8825 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8827 * arm.md (negdi2): Use DImode if forcing a value into a register.
8829 2009-07-26 Ira Rosen <irar@il.ibm.com>
8831 PR tree-optimization/40801
8832 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8833 of vector operand from the previous copy of vector statement.
8834 Pass the correct definition type value to
8835 vect_get_vec_def_for_stmt_copy().
8837 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8839 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8840 const char ** conversion.
8842 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8844 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8845 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8846 (gcc_unreachable): Invoke __builtin_unreachable() if
8847 !ENABLE_ASSERT_CHECKING.
8849 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8851 PR rtl-optimization/40445
8852 * emit-rtl.c (next_nonnote_insn_bb): New function.
8853 * rtl.h (next_nonnote_insn_bb): Declare new function.
8854 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8855 with no successors that is the successor of the ENTRY_BLOCK.
8856 Continue from the top after removing an empty fallthrough block.
8857 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8858 of next_nonnote_insn.
8860 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8862 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8864 2009-07-25 Martin Jambor <mjambor@suse.cz>
8866 * c-common.c (c_common_attribute_table): New element for noclone.
8867 (handle_noclone_attribute): New function. Forward-declare.
8868 * tree-inline.c (tree_versionable_function_p): Check for noclone
8870 * doc/extend.texi (Labels as Values): Document need for noclone.
8871 (Function Attributes): Document noclone attribute.
8873 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8875 PR rtl-optimization/34999
8876 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8877 and dw_fde_switched_cold_to_hot fields.
8878 (output_cfi_p): New function.
8879 (output_call_frame_info): If fde->dw_fde_switched_sections,
8880 output 2 FDEs instead of one with corrupted header.
8881 (dwarf2out_do_cfi_startproc): New function.
8882 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8883 and fde->dw_fde_switched_cold_to_hot.
8884 (dwarf2out_switch_text_section): Compute
8885 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8886 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8887 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8888 Otherwise, compute fde->dw_fde_switch_cfi.
8890 2009-07-24 Cary Coutant <ccoutant@google.com>
8892 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8894 2009-07-24 Cary Coutant <ccoutant@google.com>
8896 * cfghooks.c (split_block): Copy discriminator to new block.
8897 * tree-cfg.c (assign_discriminator): Check location of last
8898 instruction in block as well as first.
8900 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8902 * config/i386/linux.c: Use fputs or putc instead of fprintf
8904 * config/i386/gas.h: Ditto.
8905 * config/i386/x86-64.h: Ditto.
8906 * config/i386/att.h: Ditto.
8908 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8910 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8913 2009-07-24 Martin Jambor <mjambor@suse.cz>
8915 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8916 (ipa_push_func_to_list_1): Declare.
8917 (ipa_push_func_to_list): New function.
8919 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8920 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8921 (ipa_push_func_to_list): Removed.
8922 (ipa_pop_func_from_list): Clear node_enqueued flag.
8924 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8926 * config/s390/s390.c (override_options): Default
8927 max-unrolled-insns to 100 for z10 tuning.
8929 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8931 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
8932 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
8933 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
8934 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
8935 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8936 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
8937 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
8939 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8941 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
8942 use default set in mingw32.h header.
8943 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
8944 64-bit /mingw/include path.
8945 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
8948 2009-07-23 Neil Vachharajani <nvachhar@google.com>
8950 PR rtl-optimization/40209
8951 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
8953 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8955 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
8956 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
8957 with the rest of string where appropriate. Use fputs or putc
8958 instead of fprintf where appropriate.
8960 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8961 Pat Haugen <pthaugen@us.ibm.com>
8962 Revital Eres <ERES@il.ibm.com>
8964 * config/rs6000/vector.md: New file. Move most of the vector
8965 expander support here from altivec.md to allow for the VSX vector
8966 unit in the future. Add support for secondary_reload patterns.
8967 Rewrite the patterns for vector comparison, and vector comparison
8968 predicate instructions so that the RTL expresses the desired
8969 behavior, instead of using unspec.
8971 * config/rs6000/constraints.md ("f" constraint): Use
8972 rs6000_constraints to hold the precalculated register class.
8973 ("d" constraint): Ditto.
8974 ("wd" constraint): New constraint for VSX.
8975 ("wf" constraint): Ditto.
8976 ("ws" constraint): Ditto.
8977 ("wa" constraint): Ditto.
8978 ("wZ" constraint): Ditto.
8979 ("j" constraint): Ditto.
8981 * config/rs6000/predicates.md (vsx_register_operand): New
8983 (vfloat_operand): New predicate for vector.md.
8984 (vint_operand): Ditto.
8985 (vlogical_operand): Ditto.
8986 (easy_fp_constant): If VSX, 0.0 is an easy constant.
8987 (easy_vector_constant): Add VSX support.
8988 (altivec_indexed_or_indirect_operand): New predicate for
8989 recognizing Altivec style memory references with AND -16.
8991 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
8992 for vector secondary reload support.
8993 (rs6000_vector_reg_class): Delete, replacing it with
8995 (rs6000_vsx_reg_class): Ditto.
8996 (rs6000_constraints): New array to hold the register classes of
8997 each of the register constraints that can vary at runtime.
8998 (builtin_mode_to_type): New static array for builtin function type
9000 (builtin_hash_table): New static hash table for builtin function
9002 (TARGET_SECONDARY_RELOAD): Define target hook.
9003 (TARGET_IRA_COVER_CLASSES): Ditto.
9004 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9005 registers are 128 bits if VSX memory reference instructions are used.
9006 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9008 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9009 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9010 Print several of the scheduling related parameters.
9011 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9012 rs6000_constraints instead of rs6000_vector_reg_class. Move
9013 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9014 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9015 Altivec. Add VSX support. Setup for secondary reload support on
9016 Altivec/VSX registers.
9017 (rs6000_override_options): Make power7 set the scheduling groups
9018 like the power5. Add support for new debug switches to override
9019 the scheduling defaults. Temporarily disable -mcpu=power7 from
9020 setting -mvsx. Add support for debug switches -malways-hint,
9021 -msched-groups, and -malign-branch-targets.
9022 (rs6000_buitlin_conversion): Add support for returning unsigned
9023 vector conversion functions to fix regressions due to stricter
9025 (rs6000_builtin_mul_widen_even): Ditto.
9026 (rs6000_builtin_mul_widen_odd): Ditto.
9027 (rs6000_builtin_vec_perm): Ditto.
9028 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9029 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9031 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9033 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9034 VSX types for bit operations. Changes to accomidate vector.md.
9035 (bdesc_2arg): Ditto.
9036 (bdesc_1arg): Ditto.
9037 (struct builtin_description_predicates): Rewrite predicate
9038 handling so that RTL describes the operation, instead of passing
9039 the instruction to be used as a string argument.
9040 (bdesc_altivec_preds): Ditto.
9041 (altivec_expand_predicate_builtin): Ditto.
9042 (altivec_expand_builtin): Ditto.
9043 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9044 statement for vsldoi support.
9045 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9046 (altivec_expand_st_builtin): Ditto.
9047 (paired_expand_builtin): Whitespace changes.
9048 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9049 builtin_mode_to_type table for secondary reload. Call
9050 builtin_function_type to build random builtin functions.
9051 (altivec_init_builtins): Change to use builtin_function_type to
9052 create builtin function types dynamically as we need them.
9053 (builtin_hash_function): New support for hashing the tree types
9054 for builtin function as we need it, rather than trying to build
9055 all of the trees that we need. Add initial preliminary VSX support.
9056 (builtin_function_type): Ditto.
9057 (builtin_function_eq): Ditto.
9058 (builtin_hash_struct): Ditto.
9059 (rs6000_init_builtins): Ditto.
9060 (rs6000_common_init_builtins): Ditto.
9061 (altivec_init_builtins): Ditto.
9062 (rs6000_common_init_builtins): Ditto.
9063 (enum reload_reg_type): New enum for simplifing reg classes.
9064 (rs6000_reload_register_type): Simplify register classes into GPR,
9065 Vector, and other registers. Altivec and VSX addresses in reload.
9066 (rs6000_secondary_reload_inner): Ditto.
9067 (rs6000_ira_cover_classes): New target hook, that returns the
9068 appropriate cover classes, based on -mvsx being used or not.
9069 (rs6000_secondary_reload_class): Add VSX support.
9070 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9071 (get_vsel_insn): Ditto.
9072 (rs6000_emit_vector_compare): Rewrite vector conditional support
9073 so that where we can, we use RTL operators, instead of blindly use
9075 (rs6000_emit_vector_select): Ditto.
9076 (rs6000_emit_vector_cond_expr): Ditto.
9077 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9078 (create_TOC_reference): Add -mdebug=addr support.
9079 (emit_frame_save): VSX loads/stores need register indexed addressing.
9081 * config/rs6000/rs6000.md: Include vector.md.
9083 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9085 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9086 support for V2DI, V2DF in logical, permute, select operations.
9088 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9089 switch for vsx/power7.
9090 (-mvsx-scalar-memory): Ditto.
9091 (-mvsx-align-128): Ditto.
9092 (-mallow-movmisalign): Ditto.
9093 (-mallow-df-permute): Ditto.
9094 (-msched-groups): Ditto.
9095 (-malways-hint): Ditto.
9096 (-malign-branch-targets): Ditto.
9098 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9100 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9101 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9102 (rs6000_vector_reg_class): Delete.
9103 (rs6000_vsx_reg_class): Ditto.
9104 (enum rs6000_reg_class_enum): New enum for the constraints that
9105 vary based on target switches.
9106 (rs6000_constraints): New array to hold the register class for all
9107 of the register constraints that vary based on the switches used.
9108 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9109 (enum rs6000_builtins): Add unsigned varients for the builtin
9110 declarations returned by target hooks for expanding multiplies,
9111 select, and permute operations. Add VSX builtins.
9112 (enum rs6000_builtin_type_index): Add entries for VSX.
9113 (V2DI_type_node): Ditto.
9114 (V2DF_type_node): Ditto.
9115 (unsigned_V2DI_type_node): Ditto.
9116 (bool_long_type_node): Ditto.
9117 (intDI_type_internal_node): Ditto.
9118 (uintDI_type_internal_node): Ditto.
9119 (double_type_internal_node): Ditto.
9121 * config/rs6000/altivec.md (whole file): Move all expanders to
9122 vector.md from altivec.md. Rename insn matching functions to be
9124 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9125 (altivec_vcmp*): Ditto.
9126 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9127 (VM): New iterator for moves that includes the VSX types.
9128 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9129 (altivec_vperm_<mode>_uns): New, for unsigned types.
9130 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9131 (altivec_eq<mode>): Ditto.
9132 (altivec_gt<mode>): Ditto.
9133 (altivec_gtu<mode>): Ditto.
9134 (altivec_eqv4sf): Ditto.
9135 (altivec_gev4sf): Ditto.
9136 (altivec_gtv4sf): Ditto.
9137 (altivec_vcmpbfp_p): Ditto.
9139 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9141 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9144 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9147 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9148 ASM_SHORT instead of .word.
9149 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9150 instead of .word in asm template.
9152 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9155 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9156 (process_bb_node_lives): Use it.
9158 * ira.c (setup_cover_and_important_classes): Don't setup
9159 ira_important_class_nums. Add cover classes to the end of
9161 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9163 (find_reg_class_closure): Use reorder_important_classes.
9165 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9167 * config/i386/i386.c (i386_ira_cover_classes): New function.
9168 (TARGET_IRA_COVER_CLASSES): Redefine.
9170 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9171 importance of order of cover classes in the array.
9173 2009-07-22 Diego Novillo <dnovillo@google.com>
9175 * tree-pass.h (TDF_EH): Define.
9176 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9177 contains TDF_EH, print the EH region number holding GS.
9178 * tree-dump.c (dump_options): Add "eh".
9179 * doc/invoke.texi: Document it.
9181 2009-07-22 Doug Kwan <dougkwan@google.com>
9183 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9185 2009-07-22 Michael Matz <matz@suse.de>
9187 PR tree-optimization/35229
9188 PR tree-optimization/39300
9190 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9191 (inhibit_phi_insertion): New function.
9192 (insert_into_preds_of_block): Call it for REFERENCEs.
9193 (init_pre): Initialize and finalize scalar evolutions.
9194 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9196 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9198 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9199 Use CONST_VECTOR_NUNITS to determine number of elements.
9201 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9203 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9204 (U, W): Constraints are now deprecated and will be removed if we
9206 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9208 ("prefetch"): Add the stcmh instruction for prefetching.
9209 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9211 (s390_short_displacement): Return always true if compiling for
9212 machines not providing the long displacement facility.
9213 (s390_mem_constraint): Support the new constraint letter Z.
9214 (s390_check_qrst_address): New function.
9216 2009-07-21 DJ Delorie <dj@redhat.com>
9218 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9221 2009-07-21 Jason Merrill <jason@redhat.com>
9223 * c-common.c (max_tinst_depth): Increase default to 1024.
9225 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9227 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9228 (vec_unpacku_float_lo_v4si): Ditto.
9230 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9233 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9234 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9235 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9236 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9238 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9240 PR tree-optimization/40813
9241 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9244 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9246 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9247 with a NOP_EXPR if needed.
9249 2009-07-21 Paul Brook <paul@codesourcery.com>
9251 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9252 Terminate debug dump with newline.
9254 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9256 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9257 Cast "1" to unsigned HOST_WIDE_INT.
9258 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9259 deposit length to the maximum length - lsb. Extend length if
9260 HOST_BITS_PER_WIDE_INT is 32.
9262 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9264 * cgraph.h (constant_pool_htab): New function.
9265 (constant_descriptor_tree): Move from varasm.c.
9266 * varasm.c (constant_pool_htab): New function.
9267 (constant_descriptor_tree): Move to cgraph.h.
9269 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9271 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9273 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9275 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9278 2009-07-20 Xinliang David Li <davidxl@google.com>
9280 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9282 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9284 * config/mips/mips.md (move_type): Add arith.
9285 (type): Handle arith.
9286 (zero_extendsidi2): Rename this into ...
9287 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9288 (zero_extendsidi2): New expander.
9289 (*zero_extendsidi2_dext): New pattern.
9291 2009-07-20 Nick Clifton <nickc@redhat.com>
9293 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9294 to set MIPS_ABI_DEFAULT.
9295 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9297 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9299 * tree-object-size.c (addr_object_size): Handle unions with
9300 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9302 PR tree-optimization/40792
9303 * tree.c (build_function_type_skip_args): Remove bogus assert.
9305 2009-07-20 Jan Hubicka <jh@suse.cz>
9306 Martin Jambor <mjambor@suse.cz>
9308 * cgraph.h (combined_args_to_skip): New field.
9309 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9310 combined_args_to_skip and args_to_skip.
9311 * tree-inline.c (update_clone_info): New function.
9312 (tree_function_versioning): Call update_clone_info.
9313 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9315 (cgraph_materialize_all_clones): More extensive dumping, working
9316 with combined_args_to_skip rather than args_to_skip.
9318 2009-07-20 Ira Rosen <irar@il.ibm.com>
9320 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9321 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9322 (get_initial_def_for_reduction): Likewise.
9323 (vectorizable_reduction): Skip the check of first operand in case
9324 of COND_EXPR. Add check that it is outer loop vectorization if
9325 nested cycle was detected. Call vectorizable_condition() for
9326 COND_EXPR. If reduction epilogue cannot be created do not fail for
9327 nested cycles (if it is not double reduction). Assert that there
9328 is only one type in the loop in case of COND_EXPR. Call
9329 vectorizable_condition() to vectorize COND_EXPR.
9330 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9331 Add parameters. Allow nested cycles if called from
9332 vectorizable_reduction(). Use reduction vector variable if provided.
9333 (vect_analyze_stmt): Call vectorizable_reduction() before
9334 vectorizable_condition().
9335 (vect_transform_stmt): Update call to vectorizable_condition().
9337 2009-07-20 Christian Bruel <christian.bruel@st.com>
9339 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9340 * doc/invoke.texi (-mfmovd): Likewise.
9341 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9343 2009-07-20 Jan Hubicka <jh@suse.cz>
9345 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9346 when handling SSA name.
9348 2009-07-19 Jan Hubicka <jh@suse.cz>
9350 PR tree-optimization/40676
9351 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9352 virtual PHIs in empty BBs.
9354 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9356 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9357 re-expanded the compound use gen_lowpart instead to convert to the
9360 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9362 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9363 OUTER_CONST arguments.
9364 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9365 the new wider mode will be masked off.
9366 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9368 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9370 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9371 high-order bits are zero.
9373 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9375 * combine.c (simplify_shift_const_1): Split code to determine
9377 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9378 new bits shifted in are identical to the old sign bit.
9380 2009-07-18 Richard Guenther <rguenther@suse.de>
9383 * gimplify.c (gimplify_call_expr): Reject code using results from
9384 functions returning void.
9386 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9388 * doc/md.texi: Document the new PowerPC "es" constraint.
9389 Document that "m" can include automodified addresses on this target,
9390 and explain how %U must be used. Extend the "Q" and "Z" documentation
9391 to suggest "es" as well as "m".
9392 * config/rs6000/constraints.md (es): New memory constraint.
9393 (Q, Z): Update strings to match new documentation.
9395 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9397 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9398 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9399 * config/rs6000/predicates.md (volatile_mem_operand): Use
9400 offsettable_nonstrict_memref_p.
9401 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9402 (*floatunssidf2_internal): Likewise.
9403 (*fix_truncdfsi2_internal): Likewise.
9404 (*fix_trunctfsi2_internal): Likewise.
9406 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9408 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9410 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9412 2009-07-17 Richard Guenther <rguenther@suse.de>
9415 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9416 (pass_warn_unused_result): Likewise.
9417 (TODO_set_props): Remove.
9418 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9420 (pass_diagnose_omp_blocks): Define.
9421 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9422 (c_gimple_diagnostics_recursively): Remove.
9423 (finish_function): Do not call it.
9424 (c_write_global_declarations): Continue after errors.
9425 Finalize the CU here.
9426 * c-gimplify.c (c_genericize): Do not gimplify here.
9427 * c-common.c (c_warn_unused_result): Move ...
9428 * tree-cfg.c (do_warn_unused_result): ... here.
9429 (run_warn_unused_result): New function.
9430 (gate_warn_unused_result): New function.
9431 (pass_warn_unused_result): New pass.
9432 * c-common.h (c_warn_unused_result): Remove.
9433 * flags.h (flag_warn_unused_result): Declare.
9434 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9435 * opts.c (flag_warn_unused_result): Initialize to false.
9436 * toplev.c (compile_file): Add comment.
9437 * omp-low.c (create_omp_child_function): Do not register
9438 the function with the frontend.
9439 (diagnose_omp_structured_block_errors): Prepare to be
9440 called as optimization pass.
9441 (gate_diagnose_omp_blocks): New function.
9442 (pass_diagnose_omp_blocks): New pass.
9443 * cgraph.h (cgraph_optimize): Remove.
9444 (cgraph_analyze_function): Likewise.
9445 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9446 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9447 before their parents here.
9448 (cgraph_finalize_function): Not here.
9449 (cgraph_analyze_function): Gimplify functions here.
9450 (cgraph_finalize_compilation_unit): Continue after errors.
9451 Optimize the callgraph from here.
9452 (cgraph_optimize): Make static.
9453 * langhooks.c (write_global_declarations): Finalize the CU.
9454 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9455 (gimplify_function_tree): Assert we gimplify only once.
9456 Set PROP_gimple_any property.
9457 * tree-nested.c (gimplify_all_functions): New function.
9458 (lower_nested_functions): Gimplify all nested functions.
9459 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9460 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9461 and pass_diagnose_omp_blocks after gimplification. Do not
9462 set TODO_set_props on all_lowering_passes.
9463 (execute_one_pass): Do not handle TODO_set_props.
9464 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9465 (gimplify.o): Add tree-pass.h dependency.
9466 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9467 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9468 (unsave_r): Likewise.
9469 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9472 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9474 * doc/service.texi (Service): Restore previously removed link,
9475 which isn't broken after all.
9477 2009-07-17 Richard Guenther <rguenther@suse.de>
9479 PR tree-optimization/40321
9480 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9481 PHI nodes to the maximal set.
9482 (make_values_for_phi): Add PHI arguments to the maximal set.
9483 (execute_pre): Dump PHI_GEN and the maximal set.
9485 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9488 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9491 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9493 * doc/extend.texi (Nested Functions): Replace broken link with
9495 * doc/service.texi (Service): Remove broken link.
9497 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9500 * builtins.c (expand_builtin_memcmp): Use loc instead of
9501 EXPR_LOCATION (exp).
9502 (expand_builtin_strncmp): Likewise.
9504 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9505 Manuel López-Ibáñez <manu@gcc.gnu.org>
9508 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9509 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9510 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9511 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9512 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9513 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9514 tree-inline.c, c-common.c, c-common.h, gimple.c,
9515 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9516 convert.c: Add location argument to fold_{unary,binary,ternary},
9517 fold_build[123], build_call_expr, build_size_arg,
9518 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9519 fold_build1_initializer, fold_build2_initializer,
9520 fold_build3_initializer, fold_build_call_array,
9521 fold_build_call_array_initializer, fold_single_bit_test,
9522 omit_one_operand, omit_two_operands, invert_truthvalue,
9523 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9524 combine_comparisons, fold_builtin_*, fold_call_expr,
9525 build_range_check, maybe_fold_offset_to_address, round_up,
9528 2009-07-16 Jason Merrill <jason@redhat.com>
9531 * c-common.c (c_common_reswords): Add __is_standard_layout
9533 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9534 * doc/implement-cxx.texi: New.
9535 * doc/gcc.texi: Include it.
9537 2009-07-16 DJ Delorie <dj@redhat.com>
9539 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9540 compares that may be indirectly affected by previous instructions.
9542 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9544 * builtins.c (do_mpc_arg2): New.
9545 (fold_builtin_2): Fold builtin cpow.
9546 * real.h (HAVE_mpc_pow): New.
9548 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9550 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9551 comparison to skip unprofitable schedule
9553 2009-07-16 Simon Baldwin <simonb@google.com>
9555 * gcc.c (option_map): New flag -no-canonical-prefixes.
9556 * (display_help): Print help text for new flag.
9557 * (process_command): Move options translation and language specifics
9558 and handle new flag early. Use it to set a function pointer to a
9559 prefix builder. Replace make_relative_prefix calls with calls to
9560 the function pointed to. Ignore new flag in regular options handling.
9561 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9563 2009-07-15 DJ Delorie <dj@redhat.com>
9565 * config/mep/mep.md (sibcall_internal): Change register to avoid
9567 (sibcall_value_internal): Likewise.
9569 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9571 PR rtl-optimization/40710
9572 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9574 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9576 * config/mips/mips.md (*extenddi_truncate<mode>,
9577 *extendsi_truncate<mode>): Change type attribute to move_type
9578 with shift_shift. Split out code handling exts from here ...
9579 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9581 (*extendhi_truncateqi): Change type attribute to move_type with
9582 shift_shift. Split out code handling exts from here ...
9583 (*extendhi_truncateqi_exts): ... to this new pattern.
9585 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9587 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9588 instead of "and" with inverted sign bit mask value. Use
9589 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9590 Allocate registers only for operand 4 and operand 5.
9592 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9595 * fold-const.c (fold_cond_expr_with_comparison): When folding
9596 < and <= to MIN, make sure the MIN uses the same type as the
9597 comparison's operands.
9599 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9601 * arm.md (ior_xor): New code iterator.
9602 (split for ior/xor with shift and zero-extend): New split pattern.
9603 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9605 2009-07-15 Richard Guenther <rguenther@suse.de>
9607 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9610 2009-07-15 Richard Guenther <rguenther@suse.de>
9613 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9615 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9617 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9618 handle 2.6.30 kernel.
9620 2009-07-15 DJ Delorie <dj@redhat.com>
9622 * config/mep/mep.md (sibcall_internal): Change register to allow
9623 for 24-bit addresses.
9624 (sibcall_value_internal): Likewise.
9626 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9628 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9629 that are enabled/disabled by the flags introduced by a previous patch.
9631 2009-07-14 DJ Delorie <dj@redhat.com>
9633 * config/mep/mep.md (sibcall_internal): Include non-toggling
9635 (sibcall_value_internal): Likewise.
9637 2009-07-14 Taras Glek <tglek@mozilla.com>
9638 Rafael Espindola <espindola@google.com>
9640 * doc/sourcebuild.texi: Document install-plugin target.
9641 * configure.ac: Added install-plugin target to language makefiles.
9642 * configure: Regenerate.
9643 * Makefile.in: (install-plugin): Install more headers,
9644 depend on lang.install-plugin.
9646 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9648 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9651 2009-07-14 DJ Delorie <dj@redhat.com>
9653 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9654 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9655 * config/mep/mep.md (sibcall_internal): Change test from
9656 mep_vliw_mode_match to mep_vliw_jmp_match.
9657 (sibcall_value_internal): Likewise.
9659 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9661 * config/i386/sse.md (copysign<mode>3): New expander.
9662 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9663 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9664 Use ix86_build_const_vector.
9665 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9666 IX86_BUILTIN_CPYSGNPD.
9667 (builtin_description): Add __builtin_ia32_copysignps and
9668 __builtin_ia32_copysignpd.
9669 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9670 and BUILT_IN_COPYSIGNF.
9672 2009-07-13 Jason Merrill <jason@redhat.com>
9674 * builtins.c (can_trust_pointer_alignment): New fn.
9675 (get_pointer_alignment): Factor it out from here.
9676 * tree.h: Declare it.
9678 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9680 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9683 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9687 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9689 2009-07-14 Richard Guenther <rguenther@suse.de>
9690 Andrey Belevantsev <abel@ispras.ru>
9693 * cfgexpand.c (partition_stack_vars): Do not bother to update
9694 alias information when not optimizing.
9696 2009-07-14 Richard Guenther <rguenther@suse.de>
9697 Andrey Belevantsev <abel@ispras.ru>
9699 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9700 (pt_solution_set): Likewise.
9701 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9702 * tree-ssa-structalias.c (pt_solution_set): New function.
9703 * final.c (rest_of_clean_state): Free SSA data structures.
9704 * print-rtl.c (print_decl_name): Remove.
9705 (print_mem_expr): Implement in terms of print_generic_expr.
9706 * alias.c (ao_ref_from_mem): New function.
9707 (rtx_refs_may_alias_p): Likewise.
9708 (true_dependence): Query alias-export info.
9709 (canon_true_dependence): Likewise.
9710 (write_dependence_p): Likewise.
9711 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9713 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9714 (mem_expr_equal_p): Use operand_equal_p.
9715 (set_mem_attributes_minus_bitpos): Do not use
9716 component_ref_for_mem_expr.
9717 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9718 (update_alias_info_with_stack_vars): Likewise.
9719 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9720 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9721 explicitly nor clear stmt operands.
9722 Free the decl-to-pointer map.
9723 * tree-optimize.c (execute_free_datastructures): Do not free
9724 SSA data structures here.
9725 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9726 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9727 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9729 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9731 2009-07-13 DJ Delorie <dj@redhat.com>
9733 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9734 unrolling at the right iteration count.
9736 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9739 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9741 * haifa-sched.c (rank_for_schedule): Introduced flags to
9742 enable/disable individual scheduling heuristics.
9743 * common.opt: Introduced flags to enable/disable individual
9744 heuristics in the scheduler.
9745 * doc/invoke.texi: Introduced flags to enable/disable individual
9746 heuristics in the scheduler.
9748 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9750 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9751 config/i386/mingw-tls.c.
9752 * config/i386/mingw-tls.c: Removed.
9754 2009-07-13 Ira Rosen <irar@il.ibm.com>
9756 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9757 checks access only relevant statements.
9758 (vectorizable_reduction): Likewise.
9760 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9762 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9763 just for 32-bit case.
9765 2009-07-12 Jan Hubicka <jh@suse.cz>
9767 PR tree-optimization/40585
9768 * except.c (expand_resx_expr): When there already is resume
9769 instruction, produce linked list.
9770 (build_post_landing_pads): Assert that resume is empty.
9771 (connect_post_landing_pads): Handle resume lists.
9772 (dump_eh_tree): Dump resume list.
9774 2009-07-12 Ira Rosen <irar@il.ibm.com>
9776 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9777 with additional argument.
9778 * tree-vectorizer.h (enum vect_def_type): Add
9779 vect_double_reduction_def.
9780 (vect_is_simple_reduction): Add argument.
9781 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9783 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9784 vect_is_simple_reduction with additional argument.
9785 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9787 (reduction_code_for_scalar_code): Handle additional codes by
9788 returning ERROR_MARK for them. Fix comment and indentation.
9789 (vect_is_simple_reduction): Fix comment, add argument to specify
9790 double reduction. Detect double reduction.
9791 (get_initial_def_for_induction): Fix indentation.
9792 (get_initial_def_for_reduction): Fix comment and indentation.
9793 Handle double reduction. Create initial definitions that do not
9794 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9795 (vect_create_epilog_for_reduction): Fix comment, add argument to
9796 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9797 epilogue result extraction. Create double reduction phi node and
9798 replace relevant uses.
9799 (vectorizable_reduction): Call vect_is_simple_reduction with
9800 additional argument. Fix indentation. Update epilogue code treatment
9801 according to the changes in reduction_code_for_scalar_code. Check
9802 for double reduction. Call vect_create_epilog_for_reduction with
9803 additional argument.
9804 * tree-vect-stmts.c (process_use): Handle double reduction, update
9806 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9807 (vect_get_vec_def_for_operand): Likewise.
9809 2009-07-12 Danny Smith <dansmister@gmail.com>
9811 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9812 dllexport if !TREE_PUBLIC.
9813 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9815 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9817 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9818 (avr_extra_arch_macro) Remove declatation.
9819 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9820 (avr_extra_arch_macro) Declare as static.
9821 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9823 2009-07-11 Jan Hubicka <jh@suse.cz>
9826 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9828 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9831 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9832 cold_in_std_section bits.
9833 (dwarf2out_begin_prologue): Initialize them.
9834 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9835 if already covered by text_section or cold_text_section range.
9837 PR rtl-optimization/40667
9838 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9839 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9840 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9841 * config/i386/i386.c (ix86_minimum_alignment): New function.
9842 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9843 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9844 * emit-rtl.c (gen_reg_rtx): Likewise.
9845 * function.c (assign_parms): Likewise. If nominal_type needs
9846 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9847 rather than passed_type's alignment.
9850 * function.c (assign_parm_setup_stack): Adjust
9851 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9852 from nominal_mode on big endian.
9854 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9856 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9858 2009-07-10 DJ Delorie <dj@redhat.com>
9860 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9862 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9864 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9866 (thumb2_cbnz): Likewise.
9868 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9871 * config.gcc (supported_defaults): Add synci.
9872 (with_synci): Add validation.
9873 (all_defaults): Add synci.
9874 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9877 * config/mips/mips.opt (msynci): New option.
9878 * config/mips/mips.c (mips_override_options): Warn on use of
9879 -msynci for targets that do now support it.
9880 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9882 * gcc/doc/invoke.texi (-msynci): Document the new option.
9883 * doc/install.texi (--with-synci): Document the new option.
9885 2009-07-10 Richard Guenther <rguenther@suse.de>
9887 PR tree-optimization/40496
9888 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9889 the PHI result with a compatible type.
9891 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9895 * c.opt (Wunused-result): New.
9896 * doc/invoke.texi: Document it.
9897 * c-common.c (c_warn_unused_result): Use it.
9899 2009-07-09 DJ Delorie <dj@redhat.com>
9901 * targhooks.c (default_target_can_inline_p): Rename from
9902 default_target_option_can_inline_p.
9903 * targhooks.h (default_target_can_inline_p): Likewise.
9904 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9905 TARGET_OPTION_CAN_INLINE_P.
9906 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9907 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9908 (mep_target_can_inline_p): Rename from
9909 mep_target_option_can_inline_p.
9912 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9913 registers used to pass vectors.
9915 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9917 2009-07-09 Tom Tromey <tromey@redhat.com>
9919 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9920 * config/mmix/mmix.c: Include dwarf2.h.
9921 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9922 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9923 * config/sh/sh.c: Include dwarf2.h.
9924 * config/i386/i386.c: Include dwarf2.h.
9925 * Makefile.in (DWARF2_H): Remove 'elf'.
9926 * except.c: Include dwarf2.h.
9927 * unwind-dw2.c: Include dwarf2.h.
9928 * dwarf2out.c: Include dwarf2.h.
9929 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
9930 * unwind-dw2-fde.c: Include dwarf2.h.
9931 * dwarf2asm.c: Include dwarf2.h.
9933 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9935 * haifa-sched.c (insn_finishes_cycle_p): New static function.
9936 (max_issue): Use it.
9937 * sched-int.h (struct sched_info: insn_finishes_block_p): New
9939 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
9940 (region_sched_info): Update.
9941 * sched-ebb.c (ebb_sched_info): Update.
9942 * modulo-sched.c (sms_sched_info): Update.
9943 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
9945 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9947 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
9949 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
9951 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
9953 2009-07-09 Jakub Jelinek <jakub@redhat.com>
9956 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
9957 arg1 with arg01 if arg1 is already INTEGER_CST.
9959 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9961 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
9962 Transform (and (truncate)) into (truncate (and)).
9964 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9966 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
9967 creating LHS paradoxical subregs. Fix surrounding returns to
9968 use NULL_RTX rather than 0.
9970 2009-07-08 DJ Delorie <dj@redhat.com>
9972 * config/mep/mep.c: (mep_option_can_inline_p): New.
9973 (TARGET_OPTION_CAN_INLINE_P): Define.
9975 2009-07-08 Mark Wielaard <mjw@redhat.com>
9978 * dwarf2out.c (add_data_member_location_attribute): When we have
9979 only a constant offset don't emit a new location description using
9980 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
9983 2009-07-08 Richard Henderson <rth@redhat.com>
9986 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
9987 (enum reg_class): Add CLOBBERED_REGS.
9988 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
9989 * config/i386/i386.c (ix86_conditional_register_usage): Moved
9990 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
9991 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
9992 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
9993 force 64-bit sibcalls into R11.
9994 * config/i386/constraints.md (U): New constraint.
9995 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
9996 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
9997 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
9999 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10001 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10003 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10004 * ebitmap.h (dump_ebitmap): Ditto.
10005 * optabs.h (optab_libfunc): Ditto.
10006 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10007 * tree-flow.h (vect_can_force_dr_alignment_p,
10008 get_vectype_for_scalar_type): Ditto.
10009 (vectorize_loops): Move prototype to ...
10010 * tree-vectorizer.h: ... here. Also, adjust comment.
10011 (vect_set_verbosity_level): Remove duplicate prototype.
10012 * tree-ssa-loop.c: Include tree-vectorizer.h.
10013 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10015 2009-07-08 Nick Clifton <nickc@redhat.com>
10017 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10020 2009-07-08 DJ Delorie <dj@redhat.com>
10022 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10023 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10024 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10026 * config/mep/intrinsics.md: Regenerated.
10027 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10028 registers when asm() or calls are detected.
10030 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10033 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10035 * gimple (gimple_build_call_from_tree): Likewise.
10036 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10037 no_warning flag before warning.
10039 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10041 * tree.c (set_expr_locus): Remove.
10042 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10043 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10045 * gimplify.c (internal_get_tmp_var): Likewise.
10046 (gimplify_call_expr): Likewise.
10047 (gimplify_one_sizepos): Likewise.
10049 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10052 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10053 to variables for debugging purposes.
10055 2009-06-23 Mark Loeser <mark@halcy0n.com>
10058 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10060 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10062 * pretty-print.c (pp_base_format): Remove %J.
10063 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10064 gcc_cxxdiag_char_table): Likewise.
10065 (init_dynamic_diag_info): Likewise.
10067 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10069 * pretty-print.c (pp_base_format): Remove %H.
10070 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10071 gcc_cxxdiag_char_table): Likewise.
10072 (init_dynamic_diag_info): Likewise.
10073 * config/mep/mep.c (mep_select_section): Likewise.
10075 2009-07-07 Duncan Sands <baldrick@free.fr>
10077 * final.c (pass_clean_state): Give the pass a name.
10078 * passes.c (pass_rest_of_compilation): Likewise.
10079 * tree-optimize.c (pass_all_optimizations): Likewise.
10081 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10083 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10084 an extra 'decl' for error_at.
10086 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10088 PR middle-end/40669
10089 * tree-tailcall.c (adjust_return_value_with_ops,
10090 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10091 if it has complex or vector type.
10093 2009-07-07 Olivier Hainque <hainque@adacore.com>
10095 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10098 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10100 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10102 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10104 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10105 * c-decl.c: Likewise.
10106 * function.c: Likewise.
10107 * varasm.c: Likewise.
10108 * tree-ssa.c: Likewise.
10109 * c-common.c: Likewise.
10110 * tree-cfg.c: Likewise.
10111 * config/spu/spu.c: Likewise.
10112 * config/ia64/ia64.c: Likewise.
10113 * config/v850/v850.c: Likewise.
10115 2009-07-06 DJ Delorie <dj@redhat.com>
10117 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10118 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10119 unspecified accesses to control registers.
10120 * config/mep/intrinsics.md: Regenerate.
10121 * config/mep/intrinsics.h: Regenerate.
10122 * config/mep/mep-intrin.h: Regenerate.
10124 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10126 * c-lex.c: Replace %H by an explicit location. Update all calls.
10127 * c-common.c: Likewise.
10128 * c-decl.c: Likewise.
10129 * c-typeck.c: Likewise.
10130 * fold-const.c: Likewise.
10131 * gimplify.c: Likewise.
10132 * stmt.c: Likewise.
10133 * tree-cfg.c: Likewise.
10134 * tree-ssa-loop-niter.c: Likewise.
10135 * tree-vrp.c: Likewise.
10136 * value-prof.c: Likewise.
10138 2009-07-06 Diego Novillo <dnovillo@google.com>
10140 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10141 if it has one. Handle cases where VAR does not have an
10142 annotation or cfun is NULL.
10144 2009-07-06 Diego Novillo <dnovillo@google.com>
10146 * tree.c: Include debug.h.
10147 (initialize_tree_contains_struct): New.
10148 (init_ttree): Call it.
10149 (tree_node_structure_for_code): Factor out of ...
10150 (tree_node_structure): ... here.
10151 * treestruct.def (TS_PHI_NODE): Remove.
10152 (TS_GIMPLE_STATEMENT): Remove.
10154 2009-07-06 Diego Novillo <dnovillo@google.com>
10156 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10157 (debug_tree_chain): Handle cycles.
10159 2009-07-06 Nick Clifton <nickc@redhat.com>
10160 DJ Delorie <dj@redhat.com>
10162 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10163 __FMOVD_ENABLED__ is defined.
10165 (TARGET_FMOVD): Provide a default definition.
10166 (MASK_FMOVD): Likewise.
10167 (TARGET_CPU_CPP_BUILTINS): Define
10168 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10169 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10170 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10171 (split for DF load from memory into register): Also handle
10172 MEMs which consist of REG+DISP addressing.
10173 (split for DF store from register to memory): Likewise.
10174 (movsf_ie): Always use single fp_mode.
10175 * config/sh/sh.c (sh_override_options): Do not automatically
10176 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10177 that to the -mfmovd command line switch.
10178 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10179 (fldi_ok): Always allow.
10180 * config/sh/sh.opt (mfmovd): Remove this switch.
10181 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10183 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10184 Kaz Kojima <kkojima@gcc.gnu.org>
10186 PR rtl-optimization/30807
10187 * postreload.c (reload_combine): For every new use of REG_SUM,
10188 record the use of BASE.
10190 2009-07-06 Jan Hubicka <jh@suse.cz>
10192 * params.def: Revert my accidental commit at 2009-06-30.
10194 2009-07-04 Ian Lance Taylor <iant@google.com>
10197 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10199 (mingw_format_attribute_overrides): Likewise.
10201 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10204 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10205 don't check cfa.reg. Instead of cfa.indirect use
10206 fde && fde->drap_reg != INVALID_REGNUM test.
10208 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10210 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10212 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10215 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10217 2009-07-03 Richard Guenther <rguenther@suse.de>
10219 PR tree-optimization/40640
10220 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10223 2009-07-03 Jan Hubicka <jh@suse.cz>
10225 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10226 for size, reduce amount of inlining.
10228 2009-07-03 Richard Guenther <rguenther@suse.de>
10230 PR middle-end/34163
10231 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10232 if t +- x is known to not overflow and the conversion widens the
10234 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10236 2009-07-03 Jan Hubicka <jh@suse.cz>
10238 * ipa-pure-const.c (analyze): Update loop optimizer init.
10239 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10240 try_remove_empty_loop, remove_empty_loops): Remove.
10241 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10242 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10243 to mark regular loops as neccesary.
10244 (degenerate_phi_p): New function.
10245 (propagate_necessity, remove_dead_phis): Use it.
10246 (forward_edge_to_pdom): Likewise.
10247 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10248 virtual PHI nodes that became unreachable.
10249 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10250 * tree-flow.h (remove_empty_loops): Remove.
10251 * passes.c (init_optimization_passes): Remove.
10253 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10255 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10256 can_create_pseudo_p.
10257 (*fix_trunc<mode>_i387_1): Ditto.
10258 (*floathi<mode>2_1): Ditto.
10259 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10260 (*fistdi2_1): Ditto.
10261 (*fist<mode>2_1): Ditto.
10262 (frndintxf2_floor): Ditto.
10263 (*fist<mode>2_floor_1): Ditto.
10264 (frndintxf2_ceil): Ditto.
10265 (*fist<mode>2_ceil_1): Ditto.
10266 (frndintxf2_trunc): Ditto.
10267 (frndintxf2_mask_pm): Ditto.
10268 (fxam<mode>2_i387_with_temp): Ditto.
10269 * config/i386/sse.md (mulv16qi3): Ditto.
10270 (*sse2_mulv4si3): Ditto.
10272 (sse4_2_pcmpestr): Ditto.
10273 (sse4_2_pcmpistr): Ditto.
10275 2009-07-03 Jan Hubicka <jh@suse.cz>
10277 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10278 (mark_stmt_necessary): Set it.
10279 (mark_operand_necessary): Set it.
10280 (mark_control_dependent_edges_necessary): Set it.
10281 (mark_virtual_phi_result_for_renaming): New function.
10282 (get_live_post_dom): New function.
10283 (forward_edge_to_pdom): New function.
10284 (remove_dead_stmt): Fix handling of control dependences.
10285 (tree_dce_init): Init new bitmap.
10286 (tree_dce_done): Free it.
10288 2009-07-02 Richard Guenther <rguenther@suse.de>
10291 * tree-ssa-structalias.c (new_var_info): Initialize
10294 2009-07-02 Jan Hubicka <jh@suse.cz>
10296 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10299 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10301 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10302 instead of recomputing it. Adjust calls.
10303 (emit_store_flag): Adjust recursive calls.
10305 2009-07-02 Richard Guenther <rguenther@suse.de>
10307 * tree-ssa-live.c (remove_unused_locals): Do not remove
10309 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10310 of DECL_EXTERNAL for HEAP variables.
10311 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10312 HEAP variables. Do not adjust RESTRICT vars.
10313 (find_what_var_points_to): Nobody cares if something
10314 points to READONLY.
10316 2009-07-02 Ben Elliston <bje@au.ibm.com>
10318 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10319 pc_low and pc_high declarations to the top of the function.
10321 2009-07-01 DJ Delorie <dj@redhat.com>
10323 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10324 registers as fixed.
10325 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10326 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10327 unspecified accesses to control registers.
10328 * config/mep/intrinsics.md: Regenerate.
10329 * config/mep/intrinsics.h: Regenerate.
10330 * config/mep/mep-intrin.h: Regenerate.
10332 2009-07-01 Anthony Green <green@moxielogic.com>
10334 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10335 instruction when possible.
10336 (moxie_expand_prologue): Ditto. Also, save an instruction and
10337 some complexity by popping off of $r12 instead of $sp.
10338 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10341 2009-07-01 Richard Henderson <rth@redhat.com>
10344 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10345 contained no insns, reposition note before last insn.
10347 2009-07-01 Richard Henderson <rth@redhat.com>
10350 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10351 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10353 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10356 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10357 darwin9 for printing reg addresses with %y.
10359 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10361 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10362 truncation from operands in binary operations.
10364 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10367 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10368 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10369 subreg of op0 to the original op0.
10371 * expmed.c (store_bit_field_1): Use a temporary as the destination
10372 instead of a paradoxical subreg when we need to truncate the result.
10374 2009-07-01 DJ Delorie <dj@redhat.com>
10376 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10377 names to VLIW variants.
10378 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10379 * config/mep/intrinsics.md: Regenerate.
10380 * config/mep/intrinsics.h: Regenerate.
10381 * config/mep/mep-intrin.h: Regenerate.
10383 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10386 * jump.c (returnjump_p): Revert last patch.
10387 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10389 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10392 * pa.md (casesi32p): Use jump table label to determine the offset
10394 (casesi64p): Likewise.
10396 * pa.c (forward_branch_p): Return bool type. Use instruction
10397 addresses when available. Assert that INSN has a jump label.
10398 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10401 2009-07-01 Richard Guenther <rguenther@suse.de>
10403 PR tree-optimization/19831
10404 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10405 that only act as barriers do not make any previous stores necessary.
10406 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10407 HEAP variables global, do not add a constraint from nonlocal.
10408 (find_func_aliases): Handle escapes through return statements.
10409 (compute_points_to_sets): Make escaped HEAP variables global.
10411 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10414 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10415 after reducing a DImode cstore to SImode.
10417 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10419 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10420 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10422 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10424 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10425 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10427 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10428 and umod_optab if TARGET_BSD_DIVMOD.
10429 * config/vax/lib1funcs.asm: New file.
10430 * config/vax/t-linux: New file.
10431 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10433 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10436 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10437 to type arguments that have void type.
10440 * dwarf2out.c (gen_formal_parameter_die): Call
10441 equate_decl_number_to_die if node is different from origin.
10443 2009-06-30 Anthony Green <green@moxielogic.com>
10445 Clean up moxie port for --enable-build-with-cxx.
10446 * config/moxie/moxie.c (moxie_function_value): First two
10447 parameters are const_tree, not tree.
10448 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10449 (REG_CLASS_NAMES): Ditto.
10450 (REGNO_REG_CLASS): Ditto.
10451 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10452 (moxie_function_value): Fix constyness of arguments.
10454 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10456 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10457 finalize_size_functions before further processing.
10458 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10459 (variable_size): Call self_referential_size on size expressions
10460 that contain a PLACEHOLDER_EXPR.
10461 (size_functions): New static variable.
10462 (copy_self_referential_tree_r): New static function.
10463 (self_referential_size): Likewise.
10464 (finalize_size_functions): New global function.
10465 * tree.c: Include tree-inline.h.
10466 (push_without_duplicates): New static function.
10467 (find_placeholder_in_expr): New global function.
10468 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10470 <tcc_expression>: Likewise.
10471 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10472 the call in the expression.
10473 * tree.h (finalize_size_functions): Declare.
10474 (find_placeholder_in_expr): Likewise.
10475 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10476 (substitute_placeholder_in_expr): Update comment.
10477 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10479 (copy_tree_body_r): Likewise.
10480 (copy_tree_body): New static function.
10481 (maybe_inline_call_in_expr): New global function.
10482 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10483 (maybe_inline_call_in_expr): Declare.
10484 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10485 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10488 2009-06-30 Richard Guenther <rguenther@suse.de>
10490 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10492 (propagate_necessity): Do not mark reaching defs of stores
10495 2009-06-30 Jan Hubicka <jh@suse.cz>
10497 * cfgloopanal.c (check_irred): Move into ...
10498 (mark_irreducible_loops): ... here; return true if ireducible
10500 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10501 (analyze_function): Try to prove loop finiteness.
10502 * cfgloop.h (mark_irreducible_loops): Update prototype.
10503 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10505 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10507 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10509 2009-06-30 Ira Rosen <irar@il.ibm.com>
10511 PR tree-optimization/40542
10512 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10515 2009-06-30 Martin Jambor <mjambor@suse.cz>
10517 PR tree-optimization/40582
10518 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10519 than useless_type_conversion_p.
10520 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10523 2009-06-30 Martin Jambor <mjambor@suse.cz>
10525 PR middle-end/40554
10526 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10528 2009-06-30 Richard Guenther <rguenther@suse.de>
10530 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10531 use ao_ref references.
10532 (walk_aliased_vdefs): Likewise.
10533 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10534 * tree-ssa-dce.c (struct ref_data): Remove.
10535 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10536 (mark_aliased_reaching_defs_necessary): Adjust.
10537 (mark_all_reaching_defs_necessary_1): Likewise.
10539 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10542 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10543 (emit_store_flag_1): Extract from emit_store_flag, adjust
10544 calls to (what now is) emit_cstore.
10545 (emit_store_flag): Call emit_store_flag_1 and also use it
10546 for what used to be recursive calls.
10548 2009-06-30 Wei Guozhi <carrot@google.com>
10551 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10552 if the target bb post dominates from bb.
10553 * config/i386/i386.c (memory_address_length): Check existence of base
10554 register before using it.
10556 2009-06-30 Nick Clifton <nickc@redhat.com>
10557 DJ Delorie <dj@redhat.com>
10559 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10560 __FMOVD_ENABLED__ is defined.
10562 (TARGET_FMOVD): Provide a default definition.
10563 (MASK_FMOVD): Likewise.
10564 (TARGET_CPU_CPP_BUILTINS): Define
10565 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10566 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10567 two fmov instructions depending upon whether TARGET_FMOVD is
10569 (split for DF load from memory into register): Also handle
10570 MEMs which consist of REG+DISP addressing.
10571 (split for DF store from register to memory): Likewise.
10572 * config/sh/sh.opt (mfmovd): Remove this switch.
10573 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10574 * config/sh/sh.c (sh_override_options): Do not automatically
10575 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10576 that to the -mfmovd command line switch.
10578 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10580 (fldi_ok): Always allow.
10581 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10583 2009-06-29 DJ Delorie <dj@redhat.com>
10585 * doc/install.texi (mep-x-elf): Correct chip's full name.
10587 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10589 * doc/extend.texi: Fix typo.
10591 2009-06-29 Tom Tromey <tromey@redhat.com>
10593 * dwarf2.h: Remove.
10594 * Makefile.in (DWARF2_H): New variable.
10595 (except.o): Use it.
10596 (dwarf2out.o): Likewise.
10597 (dwarf2asm.o): Likewise.
10598 * config/i386/t-i386: Use DWARF2_H.
10599 * except.c: Include elf/dwarf2.h.
10600 * unwind-dw2.c: Include elf/dwarf2.h.
10601 * dwarf2out.c: Include elf/dwarf2.h.
10602 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10603 <dtprel>: New field.
10604 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10605 (size_of_loc_descr): Likewise.
10606 (output_loc_operands_raw): Likewise.
10607 (output_loc_operands): Handle new dtprel field.
10608 (loc_checksum): Update.
10609 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10610 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10611 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10612 * dwarf2asm.c: Include elf/dwarf2.h.
10613 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10614 * config/mmix/mmix.c: Include elf/dwarf2.h.
10615 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10616 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10617 * config/sh/sh.c: Include elf/dwarf2.h.
10618 * config/i386/i386.c: Include elf/dwarf2.h.
10620 2009-06-29 DJ Delorie <dj@redhat.com>
10622 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10624 * doc/extend.texi: Add MeP attributes and pragmas.
10625 * doc/invoke.text: Add MeP Options.
10626 * doc/contrib.texi: Add MeP contribution.
10627 * doc/md.texi: Add MeP constraints.
10628 * doc/install.texi: Add MeP target.
10630 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10632 * target.h (struct gcc_target): Add frame_pointer_required field.
10633 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10634 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10635 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10637 * reload1.c (update_eliminables): (Ditto.).
10638 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10639 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10640 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10642 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10644 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10645 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10646 (arm_frame_pointer_required): New function.
10648 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10649 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10650 (avr_frame_pointer_required_p): Declare as static.
10651 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10653 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10654 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10655 (bfin_frame_pointer_required): Make as static, change return type
10657 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10659 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10660 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10661 (cris_frame_pointer_required): New function.
10663 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10665 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10666 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10667 (fr30_frame_pointer_required): New function.
10669 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10670 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10671 (frv_frame_pointer_required): Make as static, change return type
10673 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10675 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10676 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10677 (ix86_frame_pointer_required): Make as static, change return type to
10679 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10681 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10682 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10684 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10686 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10688 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10690 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10691 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10692 (mips_frame_pointer_required): Make as static.
10693 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10695 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10696 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10697 (mmix_frame_pointer_required): Mew function.
10699 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10700 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10702 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10704 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10706 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10708 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10709 (CAN_ELIMINATE): Redefine.
10710 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10711 (sparc_frame_pointer_required): New function.
10712 (sparc_can_eliminate): New function.
10713 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10715 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10716 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10718 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10719 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10720 (xtensa_frame_pointer_required): Make as static, change return type
10722 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10725 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10727 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10728 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10729 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10730 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10731 (register_callback): Handle PLUGIN_START_UNIT.
10732 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10734 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10736 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10738 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10739 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10741 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10743 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10746 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10748 * doc/extend.texi (Additional Floating Types): __float128 is also
10749 supported on i386 targets.
10751 2009-06-29 Richard Guenther <rguenther@suse.de>
10753 PR middle-end/14187
10754 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10756 (pt_solutions_same_restrict_base): Declare.
10757 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10759 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10760 (make_constraint_from, make_copy_constraint): Move earlier.
10761 (make_constraint_from_heapvar): New function.
10762 (make_constraint_from_restrict): Likewise.
10763 (handle_lhs_call): Use it.
10764 (find_func_aliases): Use it to track conversions to restrict
10765 qualified pointers.
10766 (struct fieldoff): Add only_restrict_pointers flag.
10767 (push_fields_onto_fieldstack): Initialize it.
10768 (create_variable_info_for): Track global restrict qualified pointers.
10769 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10770 Track restrict qualified pointer arguments.
10771 (set_uids_in_ptset): Use varinfo is_global_var flag.
10772 (find_what_var_points_to): Set the vars_contains_restrict flag.
10773 Always create the points-to solution for sets including restrict tags.
10774 (pt_solutions_same_restrict_base): New function.
10775 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10776 qualified pointers use pt_solutions_same_restrict_base as
10777 additional source for disambiguation.
10779 2009-06-29 Richard Guenther <rguenther@suse.de>
10781 PR middle-end/38212
10782 * alias.c (find_base_decl): Remove.
10783 (get_deref_alias_set_1): Remove restrict handling.
10784 * c-common.c (c_apply_type_quals_to_decl): Do not set
10785 DECL_POINTER_ALIAS_SET.
10786 * gimplify.c (find_single_pointer_decl_1): Remove.
10787 (find_single_pointer_decl): Likewise.
10788 (internal_get_tmp_var): Remove restrict handling.
10789 (gimple_regimplify_operands): Likewise.
10790 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10791 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10792 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10793 * tree.c (restrict_base_for_decl): Remove.
10794 (init_ttree): Do not allocate it.
10795 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10796 LABEL_DECL_UID for label decls.
10797 (copy_node_stat): Do not copy restrict information.
10798 (decl_restrict_base_lookup): Remove.
10799 (decl_restrict_base_insert): Likewise.
10800 (print_restrict_base_statistics): Likewise.
10801 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10802 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10803 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10804 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10805 (LABEL_DECL_UID): Adjust.
10806 (DECL_BASED_ON_RESTRICT_P): Remove.
10807 (DECL_GET_RESTRICT_BASE): Likewise.
10808 (SET_DECL_RESTRICT_BASE): Likewise.
10809 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10811 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10812 instead of DECL_POINTER_ALIAS_SET.
10813 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10814 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10815 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10817 2009-06-29 Richard Guenther <rguenther@suse.de>
10819 PR tree-optimization/40579
10820 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10821 the IL to simplify has constants that overflowed.
10823 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10825 PR tree-optimization/40550
10826 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10827 vector_compute_type only when the size of vector_compute_type is
10828 less than the size of type.
10830 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10832 * fold-const.c (contains_label_1): Fix comments.
10833 (contains_label_p): Do not walk trees multiple time.
10835 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10837 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10838 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10839 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10840 ix86_fp_comparison_operator.
10841 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10842 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10843 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10844 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10845 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10846 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10847 (related splits): Change predicate to ix86_fp_comparison_operator.
10848 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10849 instead of ix86_fp_comparison_codes.
10850 (ix86_trivial_fp_comparison_operator,
10851 ix86_fp_comparison_operator): New.
10852 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10853 (ix86_expand_compare): Eliminate last two parameters.
10854 (ix86_fp_jump_nontrivial_p): Kill.
10855 * config/i386/i386.c (put_condition_code): Eliminate call to
10856 ix86_fp_comparison_codes and subsequent assertion.
10857 (ix86_fp_comparison_codes): Eliminate.
10858 (ix86_fp_swap_condition): New.
10859 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10860 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10861 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10862 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10863 and ix86_fp_swap_condition.
10864 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10865 Use ix86_fp_comparison_strategy.
10866 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10867 (ix86_fp_jump_nontrivial_p): Eliminate.
10868 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10869 call to ix86_expand_compare.
10870 (ix86_split_fp_branch, ix86_expand_setcc,
10871 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10872 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10874 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10876 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10877 related to jump_clobbers.
10878 * config/arm/arm.md (conds): Remove jump_clob case.
10879 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10880 splits): Change comparison_operator to arm_comparison_operator.
10881 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10884 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10886 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10887 condition for floating point modes.
10888 * expmed.c (emit_store_flag_1): Move here a bigger part
10889 of emit_store_flag.
10890 (emit_store_flag): Try swapping the condition for floating point
10892 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10894 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10896 * expr.c (expand_expr_real_1): Just use do_store_flag.
10897 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10898 emit_store_flag_force.
10899 * expmed.c (emit_store_flag_force): Copy here trick
10900 previously in expand_expr_real_1. Try reversing the comparison.
10901 (emit_store_flag_1): Work if target is NULL.
10902 (emit_store_flag): Work if target is NULL, using the result mode
10903 from the comparison. Use split_comparison, restructure final part
10904 to simplify conditionals.
10906 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10908 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10909 * dojump.c (do_jump): Change handling of floating-point
10910 ops to use just do_compare_and_jump.
10911 (split_comparison): New.
10912 (do_compare_rtx_and_jump): Add here logic coming previously
10913 in do_jump, using split_comparison.
10915 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10918 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10920 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10922 * tree-ssa-alias.c: Fix unintentional commit.
10924 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10926 * passes.c (execute_one_pass): Fix unintentional commit.
10928 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10930 * df-problems.c (df_set_seen, df_unset_seen): Delete.
10931 (df_rd_local_compute, df_md_local_compute): Inline them.
10933 (df_md_scratch): New.
10934 (df_md_alloc, df_md_free): Allocate/free it.
10935 (df_md_local_compute): Only include live registers in init.
10936 (df_md_transfer_function): Prune the in-set computed by
10937 the confluence function, and the gen-set too.
10939 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10941 PR rtl-optimization/26854
10942 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
10943 * df-problems.c (df_rd_add_problem): Fix comment.
10944 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
10945 df_md_simulate_artificial_defs_at_top,
10946 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
10947 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
10948 df_md_transfer_function, df_md_init, df_md_confluence_0,
10949 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
10950 problem_MD, df_md_add_problem): New.
10951 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
10952 df_md_get_bb_info): New.
10953 (DF_LAST_PROBLEM_PLUS1): Adjust.
10955 * Makefile.in (fwprop.o): Include domwalk.h.
10956 * fwprop.c: Include domwalk.h.
10957 (reg_defs, reg_defs_stack): New.
10958 (bitmap_only_bit_between): Remove.
10959 (process_defs): New.
10960 (process_uses): Use reg_defs and local_md instead of
10961 bitmap_only_bit_between and local_rd.
10962 (single_def_use_enter_block): New, from build_single_def_use_links.
10963 (single_def_use_leave_block): New.
10964 (build_single_def_use_links): Remove code moved to
10965 single_def_use_enter_block, invoke domwalk.
10966 (use_killed_between): Adjust comment.
10968 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10970 * bitmap.h (bitmap_ior_and_into): New.
10971 * bitmap.c (bitmap_ior_and_into): New.
10973 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10975 * domwalk.h (struct dom_walk_data): Remove all callbacks except
10976 before_dom_children_before_stmts and after_dom_children_after_stmts.
10977 Rename the two remaining callbacks to just before_dom_children and
10978 after_dom_children. Remove other GIMPLE statement walking bits.
10979 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
10980 * graphite.c: Do not include domwalk.h.
10981 * tree-into-ssa.c (interesting_blocks): New global.
10982 (struct mark_def_sites_global_data): Remove it and names_to_rename.
10983 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
10984 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
10985 now that they're not domwalk callbacks.
10986 (rewrite_initialize_block): Rename to...
10987 (rewrite_enter_block): ... this, place after called functions. Test
10988 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
10989 (rewrite_finalize_block): Rename to...
10990 (rewrite_leave_block): ... this, place after called functions.
10991 (rewrite_update_init_block): Rename to...
10992 (rewrite_update_enter_block): ... this, place after called functions.
10993 Test interesting_blocks, call rewrite_update_stmt and
10994 rewrite_update_phi_arguments.
10995 (rewrite_update_fini_block): Rename to...
10996 (rewrite_leave_block): ... this, place after called functions.
10997 (rewrite_blocks): Remove last argument, simplify initialization of
10999 (mark_def_sites_initialize_block): Rename to...
11000 (mark_def_sites_block): ... this, call mark_def_sites.
11001 (mark_def_sites_blocks): Remove argument, simplify initialization of
11003 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11004 (update_ssa): Likewise.
11005 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11007 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11008 (dom_opt_initialize_block): Rename to...
11009 (dom_opt_enter_block): ... this, place after called functions. Walk
11010 statements here, inline propagate_to_outgoing_edges.
11011 (dom_opt_finalize_block): Rename to...
11012 (dom_opt_leave_block): ... this, place after called functions.
11013 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11015 (dse_enter_block, dse_record_phi): New.
11016 (dse_record_phis): Delete.
11017 (dse_finalize_block): Rename to...
11018 (dse_leave_block): ... this.
11019 (tree_ssa_dse): Simplify initialization of walk_data.
11020 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11021 Adjust initialization of walk_data.
11022 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11023 * tree-ssa-loop-phiopt.c (get_non_trapping):
11024 Adjust initialization of walk_data.
11025 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11026 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11027 it's not a domwalk callback.
11028 (uncprop_initialize_block): Rename to...
11029 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11030 (dse_finalize_block): Rename to...
11031 (dse_leave_block): ... this.
11032 (tree_ssa_uncprop): Simplify initialization of walk_data.
11033 * Makefile.in: Adjust dependencies.
11035 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11037 * arm.md (casesi): Fix test for Thumb1.
11038 (thumb1_casesi_internal_pic): Likewise.
11039 (thumb1_casesi_dispatch): Likewise.
11041 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11043 * config/arm/arm-cores.def: Added core cortex-m0.
11044 * config/arm/arm-tune.md: Regenerated.
11045 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11047 2009-06-26 DJ Delorie <dj@redhat.com>
11049 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11051 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11052 the scheduler doesn't tag jump insns.
11054 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11056 * c-decl.c (merge_decls): Re-indent.
11058 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11061 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11062 Special-case decimal float constants.
11064 2009-06-26 Richard Henderson <rth@redhat.com>
11066 * function.h (struct function): Add cannot_be_copied_reason,
11067 and cannot_be_copied_set.
11068 * tree-inline.c (has_label_address_in_static_1): Rename from
11069 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11070 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11071 don't set inline_forbidden_reason.
11072 (copy_forbidden): New function, split out of inline_forbidden_p.
11073 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11074 (inline_forbidden_p): Use copy_forbidden.
11075 (tree_versionable_function_p): Likewise.
11076 (inlinable_function_p): Merge into tree_inlinable_function_p.
11077 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11078 * ipa-cp.c (ipcp_versionable_function_p): New function.
11079 (ipcp_cloning_candidate_p): Use it.
11080 (ipcp_node_modifiable_p): Likewise.
11082 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11084 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11085 that is marked not to be inlined. Remove flag_mudflap use.
11086 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11087 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11089 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11092 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11093 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11095 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11097 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11099 (__mingwthr_remove_key_dtor): Likewise.
11101 2009-06-26 Richard Guenther <rguenther@suse.de>
11103 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11105 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11107 PR middle-end/40525
11108 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11109 try the non-cond_exec path also.
11111 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11114 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11115 (output_cbranch): Use new functions.
11116 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11119 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11120 Pat Haugen <pthaugen@us.ibm.com>
11121 Revital Eres <ERES@il.ibm.com>
11123 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11124 for %c error. Add %x support to print VSX registers as a unified
11125 register set, instead of separate float and altivec registers.
11126 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11127 %y case, and add support for VSX pre-modify addresses.
11128 (output_toc): Add assert for CONST containing an integer constant
11130 (rs6000_adjust_cost): Add POWER7 support.
11131 (insn_must_be_first_in_group): Ditto.
11132 (insn_must_be_last_in_group): Ditto.
11133 (rs6000_emit_popcount): Ditto.
11134 (rs6000_vector_mode_supported_p): Ditto.
11136 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11137 Change some of the functions called by macros to being called
11138 through a pointer, so debug functions can be inserted if
11139 -mdebug=addr or -mdebug=cost.
11140 (rs6000_preferred_reload_class_ptr): Ditto.
11141 (rs6000_secondary_reload_class_ptr): Ditto.
11142 (rs6000_secondary_memory_needed_ptr): Ditto.
11143 (rs6000_cannot_change_mode_class_ptr): Ditto.
11144 (rs6000_secondary_reload_inner): Ditto.
11145 (rs6000_legitimize_reload_address): Ditto.
11146 (rs6000_legitimize_reload_address_ptr): Ditto.
11147 (rs6000_mode_dependent_address): Ditto.
11148 (rs6000_mode_dependent_address_ptr): Ditto.
11150 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11151 function to return true if the mode allows reg + integer
11153 (virtual_stack_registers_memory_p): New function to return true if
11154 the address refers to a virtual stack register.
11155 (rs6000_legitimate_offset_address_p): Move code to say whether a
11156 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11158 (rs6000_legitimate_address_p): Add checks for modes that only can
11159 do reg+reg addressing. Start adding VSX support.
11160 (rs6000_legitimize_reload_address): Ditto.
11161 (rs6000_legitimize_address): Ditto.
11162 (rs6000_debug_legitimate_address_p): New debug functions for
11163 -mdebug=addr and -mdebug=cost.
11164 (rs6000_debug_rtx_costs): Ditto.
11165 (rs6000_debug_address_costs): Ditto.
11166 (rs6000_debug_adjust_cost): Ditto.
11167 (rs6000_debug_legitimize_address): Ditto.
11168 (rs6000_legitimize_reload_address_ptr): Point to call normal
11169 function or debug function. Make functions called via pointer
11171 (rs6000_mode_dependent_address_ptr): Ditto.
11172 (rs6000_secondary_reload_class_ptr): Ditto.
11173 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11174 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11175 into a friendlier error.
11176 (rs6000_init_builtins): Add initial VSX support.
11177 (rs6000_adjust_cost): Fix some spacing issues.
11179 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11180 (REG_CLASS_NAMES): Ditto.
11181 (REG_CLASS_CONTENTS): Ditto.
11182 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11183 pointer, to add -mdebug=addr support.
11184 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11185 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11186 -mdebug=addr support.
11187 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11188 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11189 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11191 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11193 (bswapsi*): Set attribute types for load/store. Add combiner
11194 patterns to eliminate zero extend on 64-bit.
11195 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11196 stdbrx if the hardware supports those instructions.
11198 2009-06-25 Ian Lance Taylor <iant@google.com>
11200 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11201 (Link Options): Document -static-libstdc++.
11203 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11206 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11207 DATA_ALIGNMENT instead.
11209 2009-06-25 Richard Guenther <rguenther@suse.de>
11211 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11212 indirect references against the callused/escaped solutions.
11213 (call_may_clobber_ref_p_1): Likewise.
11215 2009-06-25 Martin Jambor <mjambor@suse.cz>
11217 PR tree-optimization/40493
11218 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11219 (enum unscalarized_data_handling): New type.
11220 (handle_unscalarized_data_in_subtree): Return what has been done.
11221 (load_assign_lhs_subreplacements): Handle left flushes differently.
11222 (sra_modify_assign): Use unscalarized_data_handling, simplified
11223 condition determining whether to remove the statement.
11225 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11227 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11228 excerpt - @ should be doubled for texinfo.
11230 2009-06-24 Ian Lance Taylor <iant@google.com>
11232 * config/arc/arc.c: Include "df.h".
11233 (arc_attribute_table): Make static. Move higher in file.
11234 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11235 (output_shift): Initialize n later to avoid warning.
11236 * config/arm/arm.c (arm_attribute_table): Make static. Move
11238 * config/avr/avr.c (avr_attribute_table): Make static. Move
11240 (reg_class_tab): Change array type from int to enum reg_class.
11241 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11243 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11244 (lshrhi3_out): Likewise.
11245 (class_likely_spilled_p): Change return type to bool.
11246 (avr_rtx_costs): Use local code variable with enum type.
11247 * config/avr/avr.md (movmemhi): Use add_reg_note.
11248 (andhi3, andsi3): Don't use AS2 with "and".
11249 (iorhi3, iorsi3): Don't use AS2 with "or".
11250 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11251 * config/crx/crx.c: Include "df.h".
11252 (crx_attribute_table): Make static.
11253 * config/m32r/m32r.c: Include "df.h".
11254 (m32r_attribute_table): Make static. Move higher in file.
11255 (pop): Use add_reg_note.
11256 (block_move_call): Change 0 to LCT_NORMAL in function call.
11257 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11258 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11259 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11260 declare, not just when TREE_CODE is defined.
11261 * config/m68hc11/m68hc11.c: Include "expr.h".
11262 (m68hc11_attribute_table): Make static. Move higher in file.
11263 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11265 (m68hc11_register_indirect_p): Likewise.
11266 (m68hc11_function_arg_padding): Change return type to enum
11268 (emit_move_after_reload): Use add_reg_note.
11269 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11270 (m68hc11_split_logical): Likewise.
11271 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11273 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11274 to VOIDmode in function call.
11275 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11277 (m68hc11_split_logical): Update declaration.
11278 (m68hc11_function_arg_padding): Update declaration.
11279 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11280 to array of enum reg_class.
11281 (mcore_attribute_table): Make static. Move higher in file.
11282 (mcore_rtx_costs): Add cast to enum type.
11283 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11284 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11285 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11287 * config/sh/predicates.md (trapping_target_operand): Rename and to
11289 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11291 * config/spu/spu.c (spu_attribute_table): Make static. Move
11293 * config/v850/v850.c (v850_attribute_table): Make static. Move
11295 (v850_rtx_costs): Use local code with enum type.
11296 (expand_epilogue): Add cast.
11297 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11299 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11302 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11303 -m2a-single-only and -m2a-nofpu.
11304 * config/sh/sh.opt: Document m2a generates FPU code.
11306 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11308 * defaults.h (CAN_ELIMINATE): Provide default.
11309 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11310 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11311 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11312 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11313 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11314 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11315 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11316 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11317 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11318 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11320 2009-06-24 DJ Delorie <dj@redhat.com>
11322 * mep-ext-cop.cpu: Fix copyright notice.
11323 * mep-default: Fix copyright notice.
11324 * mep-core: Fix copyright notice.
11325 * mep: Fix copyright notice.
11326 * mep-ivc2: Fix copyright notice.
11327 * mep-c5: Fix copyright notice.
11329 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11331 * doc/contrib.texi (Contributors):
11333 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11335 PR middle-end/40501
11336 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11337 src and dst operands if necessary.
11339 2009-06-23 DJ Delorie <dj@redhat.com>
11342 * config.gcc: Add mep support.
11343 * recog.c: Resurrect validate_replace_rtx_subexp().
11344 * recog.h: Likewise.
11345 * config/mep/: Add new port:
11346 * config/mep/constraints.md: New file.
11347 * config/mep/default.h: New file.
11348 * config/mep/intrinsics.h: New file.
11349 * config/mep/intrinsics.md: New file.
11350 * config/mep/ivc2-template.h: New file.
11351 * config/mep/mep-c5.cpu: New file.
11352 * config/mep/mep-core.cpu: New file.
11353 * config/mep/mep-default.cpu: New file.
11354 * config/mep/mep-ext-cop.cpu: New file.
11355 * config/mep/mep-intrin.h: New file.
11356 * config/mep/mep-ivc2.cpu: New file.
11357 * config/mep/mep-lib1.asm: New file.
11358 * config/mep/mep-lib2.c: New file.
11359 * config/mep/mep-pragma.c: New file.
11360 * config/mep/mep-protos.h: New file.
11361 * config/mep/mep-tramp.c: New file.
11362 * config/mep/mep.c: New file.
11363 * config/mep/mep.cpu: New file.
11364 * config/mep/mep.h: New file.
11365 * config/mep/mep.md: New file.
11366 * config/mep/mep.opt: New file.
11367 * config/mep/predicates.md: New file.
11368 * config/mep/t-mep: New file.
11370 2009-06-23 Ian Lance Taylor <iant@google.com>
11372 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11373 from loose_warn into c_loose_warn and from strict_warn into
11374 c_strict_warn. Set and substitute warn_cxxflags. Check for
11375 --enable-build-with-cxx. Set and substitute
11376 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11377 * Makefile.in (CXXFLAGS): New variable.
11378 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11379 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11380 the default is the same as $(STRICT_WARN).
11381 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11382 (CXX): New variable.
11383 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11384 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11385 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11386 (HOST_LIBS): New variable.
11387 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11388 (ALL_CXXFLAGS): New variable.
11389 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11390 * doc/install.texi (Configuration): Document
11391 --enable-build-with-cxx, --with-stage1-ldflags,
11392 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11393 * configure: Rebuild.
11395 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11397 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11398 from previous commit.
11400 2009-06-23 Ian Lance Taylor <iant@google.com>
11402 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11404 2009-06-23 Ian Lance Taylor <iant@google.com>
11406 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11407 with ATTRIBUTE_UNUSED.
11409 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11410 Pat Haugen <pthaugen@us.ibm.com>
11411 Revital Eres <eres@il.ibm.com>
11413 * config.in (HAVE_AS_POPCNTD): Add default definition.
11414 (HAVE_AS_LWSYNC): Ditto.
11416 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11418 (gcc_cv_as_powerpc_cmpb): Ditto.
11419 (gcc_cv_as_powerpc_dfp): Ditto.
11420 (gcc_cv_as_powerpc_vsx): Ditto.
11421 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11422 supporting the popcntd/lwsync instructions.
11423 (gcc_cv_as_powerpc_lwsync): Ditto.
11424 * configure: Regenerate.
11426 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11427 -mcpu=native and -mcpu=power7.
11428 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11430 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11431 a variable instead of a mask to reduce the number of mask bits.
11432 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11433 (-mbit-word): Ditto.
11434 (-mregnames): Ditto.
11435 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11436 (-mfused-madd): Ditto.
11438 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11440 (-mvsx): New switch for VSX instructions.
11441 (-misel): Move from a variable to a mask to allow it to be set by
11444 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11445 function declaration to an array declaration.
11446 (rs6000_hard_regno_nregs): New external array declaration.
11448 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11449 files included by rs6000.md.
11451 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11452 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11454 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11456 (rs6000_debug_reg): New -mdebug= variables.
11457 (rs6000_debug_addr): Ditto.
11458 (rs6000_debug_cost): Ditto.
11459 (rs6000_pmode): New variable to hold Pmode.
11460 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11461 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11462 calculated at compiler start.
11463 (rs6000_hard_regno_nregs): Change function to an array which holds
11464 HARD_REGNO_NREGS calculated at compiler start.
11465 (rs6000_explicit_options): Delete isel field.
11466 (rs6000_vector_unit): New array to hold which vector unit
11467 supports arithmetic options for a given type.
11468 (rs6000_vector_mem): New array to hold which vector unit supports
11469 memory reference operations for a given type.
11470 (rs6000_vector_align): New array to given the alignment of each
11472 (power7_cost): New basic costs for power7.
11473 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11474 (rs6000_hard_regno_nregs_internal): New function, moved from
11475 HARD_REGNO_NREGS, to calculate the number of registers each hard
11476 register takes for each type.
11477 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11478 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11479 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11480 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11481 unit information here so it is calculated once at compiler startup
11483 (rs6000_override_options): Make -misel a target mask. Add more
11484 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11485 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11487 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11488 (rs6000_handle_option): Move -misel from variable to target mask.
11489 (rs6000_builtin_mask_for_load): Add VSX support.
11490 (rs6000_conditional_register_usage): Ditto.
11491 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11492 (function_arg_boundary): Ditto.
11493 (rs6000_expand_builtin): Ditto.
11494 (def_builtin): Make abort message a little friendlier.
11495 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11497 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11498 assembler support the popcntd instruction instead of a vsx
11499 instruction to enable power7 support.
11500 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11501 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11502 option to the assembler if -mcpu=native.
11503 (ASM_CPU_NATIVE_SPEC): Ditto.
11504 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11506 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11507 the lwsync instruction.
11508 (enum processor_type): Add PROCESSOR_POWER7.
11509 (rs6000_debug_reg): New -mdebug= options.
11510 (rs6000_debug_addr): Ditto.
11511 (rs6000_debug_cost): Ditto.
11512 (rs6000_isel): Delete.
11513 (enum rs6000_vector): New enum to say what vector unit we have.
11514 (VECTOR_UNIT_*): New macros to say which vector unit has
11515 arithmetic operations for a given type.
11516 (VECTOR_MEM_*): New macros to say which vector unit has memory
11517 operations for a given type.
11518 (TARGET_LDBRX): Whether the machine supports the ldbrx
11520 (TARGET_ISEL): Delete, -misel moved to be a mask.
11521 (TARGET_ISEL64): New macro for 64-bit isel support.
11522 (UNITS_PER_VSX_WORD): New macro.
11523 (POINTER_SIZE): Move to be an external variable, rather than
11524 calculating whether we are generating 32 ot 64-bit code.
11526 (STACK_BOUNDARY): Add VSX support.
11527 (LOCAL_ALIGNMENT): Ditto.
11528 (SLOW_UNALIGNED_ACCESS): Ditto.
11529 (VSX_REGNO_P): New macro for VSX support.
11530 (VFLOAT_REGNO_P): Ditto.
11531 (VINT_REGNO_P): Ditto.
11532 (VLOGICAL_REGNO_P): Ditto.
11533 (VSX_VECTOR_MODE): Ditto.
11534 (VSX_SCALAR_MODE): Ditto.
11536 (VSX_MOVE_MODE): Ditto.
11537 (VSX_REG_CLASS_P): Ditto.
11538 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11540 (UNITS_PER_SIMD_WORD): Add VSX support.
11541 (MODES_TIEABLE_P): Ditto.
11542 (STARTING_FRAME_OFFSET): Ditto.
11543 (STACK_DYNAMIC_OFFSET): Ditto.
11544 (EPILOGUE_USES): Ditto.
11545 (REGNO_REG_CLASS): Move to array lookup.
11546 (CLASS_MAX_NREGS): Ditto.
11547 (rs6000_vector_reg_class): Add declaration.
11548 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11549 overlap with the floating point and Altivec registers.
11551 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11553 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11554 give the appropriate asm switches if -mcpu=native.
11555 (host_detect_local_cpu): Add support for "asm".
11556 (host_detect_local_cpu): Follow GNU code guidelines for name.
11558 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11559 -mbit-word to a variable instead of being a target mask.
11561 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11562 emit the lwsync instruction instead of emitting the instruction as
11563 an integer constant.
11565 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11566 fixuns_trundfsi2, move expander into rs6000.md.
11568 * config/rs6000/rs6000.md (cpu): Add power7.
11569 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11570 (logical predicate patterns): Change the single instruction
11571 primitives that set CR0 to be fast_compare instead of compare.
11573 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11574 (popcntddi2): Ditto.
11575 (popcount<mode>): Ditto.
11576 (floating multiply/add insns): Name the floating point
11577 multiply/add insns.
11578 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11579 (isel_unsigned_<mode>): Ditto.
11580 (fixuns_trundfsi2): Move expander here from spe.md.
11581 (smindi3): Define if we have -misel on 64-bit systems.
11586 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11588 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11590 * config/avr/avr.c (avr_current_device): New variable.
11591 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11592 (avr_arch, mcu_type_s): Move to avr.h.
11593 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11594 default_data_section_start fields.
11595 (avr_arch): Moved from avr.c.
11596 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11597 library_name fields.
11598 (avr_current_device, avr_mcu_types, avr_arch_types,
11599 avr_device_to_arch, avr_device_to_data_start,
11600 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11601 (EXTRA_SPEC_FUNCTIONS): Define.
11602 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11603 options mapping. Use device_to_arch and device_to_data_start insted.
11604 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11605 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11606 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11607 * config/avr/driver-avr.c: New file.
11608 * config/avr/avr-devices.c: New file.
11610 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11612 * var-tracking.c (unshare_variable): Force initialized to
11613 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11614 (set_variable_part): Likewise.
11615 (struct variable_union_info): Remove pos_src field.
11616 (vui_vec, vui_allocated): New variables.
11617 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11618 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11619 == 1 use a simpler sorting algorithm. Compute pos field right
11620 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11621 Avoid quadratic comparison if !flag_var_tracking_uninit.
11622 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11623 unshare_variable unconditionally.
11624 (dataflow_set_different_2): Removed.
11625 (dataflow_set_different): Don't traverse second hash table.
11626 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11627 unconditionally to var_reg_set or var_mem_set.
11628 (emit_notes_in_bb): Likewise.
11629 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11631 (emit_note_insn_var_location): Don't set initialized to
11632 VAR_INIT_STATUS_INITIALIZED early.
11633 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11635 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11637 * tree-object-size.c (addr_object_size): Instead of checking
11638 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11639 are no FIELD_DECLs following it.
11641 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11643 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11644 order to match bswaps with signed source operands.
11646 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11648 * sdbout.c (sdbout_one_type): Fix braces in switch.
11650 2009-06-23 Richard Guenther <rguenther@suse.de>
11652 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11654 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11655 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11656 var_callused, callused_tree, var_storedanything, storedanything_tree,
11657 var_integer, integer_tree): Remove global variables.
11658 (new_var_info): Do not pass new id, append the new var to the
11659 global variable vector.
11660 (do_ds_constraint): Use is_global_var member of the variable-info.
11661 (new_scalar_tmp_constraint_exp): Adjust.
11662 (create_function_info_for): Likewise.
11663 (create_variable_info_for): Likewise.
11664 (find_what_var_points_to): Remove dead code.
11665 (init_base_vars): Simplify.
11666 (compute_points_to_sets): Adjust.
11668 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11670 * combine.c (try_combine): Dump information about the insns we're
11673 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11675 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11676 check when calling force_to_mode on TRUNCATE's operand.
11678 2009-06-22 Ian Lance Taylor <iant@google.com>
11680 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11682 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11684 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11686 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11688 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11689 override library linkage flags such as -static-libgcc or
11692 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11694 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11696 2009-06-22 Ian Lance Taylor <iant@google.com>
11698 * config/linux.opt: Put mglibc ahead of muclibc.
11700 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11701 for duplicate decls.
11703 2009-06-22 Matthias Klose <doko@ubuntu.com>
11705 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11707 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11710 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11711 instead of NULL if a parser error occurs.
11713 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11715 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11716 non-DWARF2_DEBUGGING_INFO version.
11718 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11720 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11721 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11723 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11724 (LIBGCC2_TF_CEXT): Define.
11727 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11730 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11732 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11734 * config/arm/arm.c (arm_override_options): Disable
11735 -mcaller-super-interworking and -mcallee-super-interworking.
11736 * doc/invoke.texi (ARM Options): Document this.
11738 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11740 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11741 * config/arm/constraints.md (j): New constraint for movw operands.
11742 (N): Remove thumb2 meaning.
11743 * config/arm/arm.md (*arm_movw): Delete.
11744 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11745 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11746 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11748 2009-06-22 Martin Jambor <mjambor@suse.cz>
11750 PR tree-optimization/40492
11751 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11752 build_ref_for_offset.
11754 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11756 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11757 JUMP_TABLE_DATA_P predicates where applicable.
11758 * auto-inc-dec.c: Ditto.
11759 * builtins.c: Ditto.
11760 * caller-save.c: Ditto.
11762 * cfgcleanup.c: Ditto.
11763 * cfglayout.c: Ditto.
11765 * combine.c: Ditto.
11766 * combine-stack-adj.c: Ditto.
11770 * df-scan.c: Ditto.
11772 * dwarf2asm.c: Ditto.
11773 * dwarf2out.c: Ditto.
11774 * emit-rtl.c: Ditto.
11780 * function.c: Ditto.
11783 * genpreds.c: Ditto.
11784 * genrecog.c: Ditto.
11786 * ira-costs.c: Ditto.
11787 * ira-lives.c: Ditto.
11789 * loop-iv.c: Ditto.
11790 * lower-subreg.c: Ditto.
11791 * modulo-sched.c: Ditto.
11793 * postreload.c: Ditto.
11794 * print-rtl.c: Ditto.
11796 * reginfo.c: Ditto.
11797 * regmove.c: Ditto.
11798 * reload1.c: Ditto.
11801 * rtlanal.c: Ditto.
11803 * sched-vis.c: Ditto.
11805 * sel-sched-ir.c: Ditto.
11806 * simplify-rtx.c: Ditto.
11807 * targhooks.c: Ditto.
11808 * var-tracking.c: Ditto.
11809 * vmsdbgout.c: Ditto.
11811 2009-06-22 Matthias Klose <doko@ubuntu.com>
11813 * Makefile.in (install-plugin): Always use DESTDIR.
11815 2009-06-22 Olivier Hainque <hainque@adacore.com>
11817 * config/pa/pa.c (output_call): Don't optimize post call jumps
11818 into return address adjustments if the call may throw.
11820 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11822 * arm.c (thumb1_output_casesi): New function.
11823 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11824 optimizing for size or PIC.
11825 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11826 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11827 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11828 (thumb1_casesi_internal_pic): New expand rule.
11829 (thumb1_casesi_dispatch): New pattern.
11830 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11832 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11833 in the text seciton when PIC or optimizing for size.
11834 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11835 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11836 preservation properties of code.
11837 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11838 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11839 (__gnu_thumb1_case_si): New function.
11840 * t-arm (LIB1ASMSRC): Define here.
11841 (LIB1ASMFUNCS): Add some common functions.
11842 * t-arm-elf (LIB1ASMSRC): Delete.
11843 (LIB1ASMFUNCS): Append to existing set.
11844 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11845 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11846 * t-symbian (LIB1ASMFUNCS): Likewise.
11847 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11848 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11850 2009-06-21 Richard Guenther <rguenther@suse.de>
11852 PR tree-optimization/38729
11853 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11854 to loops with a single exit if -fno-expensive-optimizations.
11856 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11858 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11859 (dataflow_set): Change vars type from htab_t to shared_hash.
11860 (shared_hash_pool, empty_shared_hash): New variables.
11861 (vars_clear): Removed.
11862 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11863 shared_hash_find_slot_unshare, shared_hash_find_slot,
11864 shared_hash_find_slot_noinsert, shared_hash_find): New
11866 (shared_hash_unshare, shared_hash_destroy): New functions.
11867 (unshare_variable): Unshare set->vars if shared, use
11869 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11870 (get_init_value, find_src_set_src, dump_dataflow_set,
11871 clobber_variable_part, emit_notes_for_differences): Use
11873 (dataflow_set_init): Remove second argument, set vars to
11874 empty_shared_hash instead of creating a new htab.
11875 (dataflow_set_clear): Call shared_hash_destroy and set vars
11876 to empty_shared_hash instead of calling vars_clear.
11877 (dataflow_set_copy): Don't call vars_copy, instead just share
11878 the src htab with dst.
11879 (variable_union): Use shared_hash_*, use initially NO_INSERT
11880 lookup if set->vars is shared. Don't keep slot cleared before
11881 calling unshare_variable. Unshare set->vars if needed.
11882 Even ->refcount == 1 vars must be unshared if set->vars is shared
11883 and var needs to be modified.
11884 (variable_canonicalize): New function.
11885 (dataflow_set_union): If dst->vars is empty, just share src->vars
11886 with dst->vars and traverse with variable_canonicalize to canonicalize
11887 and unshare what is needed.
11888 (dataflow_set_different): If old_set and new_set use the same shared
11889 htab, they aren't different. If number of htab elements is different,
11890 htabs are different. Use shared_hash_*.
11891 (dataflow_set_destroy): Call shared_hash_destroy instead of
11893 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11894 second argument to dataflow_set_init.
11895 (vt_initialize): Likewise. Initialize shared_hash_pool and
11896 empty_shared_hash, move bb in/out initialization afterwards.
11897 Use variable_htab_free instead of NULL as changed_variables del hook.
11898 (variable_was_changed): Change type of second argument to pointer to
11899 dataflow_set. When inserting var into changed_variables, bump
11900 refcount. Unshare set->vars if set is shared htab and slot needs to
11902 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11903 lookup if set->vars is shared. Unshare set->vars if needed.
11904 Even ->refcount == 1 vars must be unshared if set->vars is shared
11905 and var needs to be modified. Adjust variable_was_changed caller.
11906 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11907 vars must be unshared if set->vars is shared and var needs to be
11908 modified. Adjust variable_was_changed caller.
11909 (emit_note_insn_var_location): Don't pool_free var.
11910 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11912 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11913 free_alloc_pool on shared_hash_pool.
11915 2009-06-20 Anthony Green <green@moxielogic.com>
11917 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11918 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11920 2009-06-20 Richard Guenther <rguenther@suse.de>
11922 * tree-ssa-structalias.c (find_func_aliases): For memset use
11923 a constraint from NULL if we memset to zero.
11924 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11925 we explicitly handle that do not read from memory.
11926 (call_may_clobber_ref_p_1): Properly handle builtins that may
11929 2009-06-20 Richard Guenther <rguenther@suse.de>
11931 PR tree-optimization/40495
11932 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
11933 (new_scalar_tmp_constraint_exp): New function.
11934 (process_constraint): Do not create temporary decls.
11935 (process_all_all_constraints): Likewise.
11936 (handle_const_call): Likewise.
11937 (create_function_info_for): Do not set decl.
11939 2009-06-19 Ian Lance Taylor <iant@google.com>
11941 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
11942 (rs6000_attribute_table): Make static; move before use.
11944 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
11946 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
11947 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
11948 Propagate the TREE_READONLY flag without overwriting it.
11949 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
11950 Propagate the TREE_READONLY flag onto the result.
11951 (process_call_operands): Move around. Use correct constant value.
11953 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11956 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
11957 * config/arm/arm.md: Likewise.
11959 2009-06-19 Ian Lance Taylor <iant@google.com>
11961 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
11962 to GIMPLE_ERROR_MARK.
11964 * c-typeck.c (build_conditional_expr): Add op1_original_type and
11965 op2_original_type parameters. Warn about using different enum types.
11966 * c-parser.c (c_parser_conditional_expression): Pass original
11967 types to build_conditional_expr.
11968 * c-tree.h (build_conditional_expr): Update declaration.
11970 2009-06-19 Ian Lance Taylor <iant@google.com>
11972 * config/i386/i386.c (ix86_function_specific_save): Test that
11973 fields match values, rather than testing the values are in a
11976 2009-06-19 Richard Guenther <rguenther@suse.de>
11978 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
11979 ADDR_EXPR pointers.
11980 (ptr_derefs_may_alias_p): Likewise.
11981 (ptr_deref_may_alias_ref_p_1): New function.
11982 (ptr_deref_may_alias_ref_p): Likewise.
11983 (ref_maybe_used_by_call_p_1): Handle builtins that are not
11984 covered by looking at the ESCAPED solution.
11985 (call_may_clobber_ref_p_1): Likewise.
11986 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
11987 Handle NULL_TREE offset. Do not produce redundant constraints.
11988 (process_all_all_constraints): New helper function.
11989 (do_structure_copy): Use it.
11990 (handle_lhs_call): Likewise.
11991 (find_func_aliases): Handle some builtins with pointer arguments
11992 and/or return values explicitly.
11994 2009-06-19 Ian Lance Taylor <iant@google.com>
11996 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
11998 2009-06-19 Ian Lance Taylor <iant@google.com>
12000 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12002 2009-06-19 Ian Lance Taylor <iant@google.com>
12004 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12005 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12008 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12009 uninitialized const.
12011 2009-06-19 Ian Lance Taylor <iant@google.com>
12013 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12016 * c-decl.c (in_struct, struct_types): Remove.
12017 (struct c_binding): Add in_struct field.
12018 (c_binding_ptr): Define type, along with VEC.
12019 (struct c_struct_parse_info): Define.
12020 (struct_parse_info): New static variable.
12021 (bind): Initialize in_struct field.
12022 (start_struct): Remove enclosing_in_struct and
12023 enclosing_struct_types parameters. Add
12024 enclosing_struct_parse_info parameter. Change all callers. Set
12025 struct_parse_info rather than in_struct and struct_types.
12026 (grokfield): If -Wc++-compat and there is a symbol binding for the
12027 field name, set the in_struct flag and push it on the
12028 struct_parse_info->fields vector.
12029 (warn_cxx_compat_finish_struct): New static function.
12030 (finish_struct): Remove enclosing_in_struct and
12031 enclosing_struct_types parameters. Add
12032 enclosing_struct_parse_info parameter. Change all callers. Don't
12033 set C_TYPE_DEFINED_IN_STRUCT here. Call
12034 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12035 parameter. Only push on struct_types if warn_cxx_compat.
12036 (finish_enum): Only push on struct_types if warn_cxx_compat.
12037 (declspecs_add_type): Add loc parameter. Change all callers.
12038 Change all error calls to error_at. Pass loc, not input_location,
12039 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12040 defined in a struct. If -Wc++-compat and parsing a struct, record
12041 that a typedef name was used.
12042 * c-parser.c (c_parser_declspecs): Get location to pass to
12043 declspecs_add_type.
12044 (c_parser_struct_or_union_specifier): Update calls to start_struct
12046 * c-tree.h (struct c_struct_parse_info): Declare.
12047 (finish_struct, start_struct): Update declarations.
12048 (declspecs_add_type): Update declaration.
12050 2009-06-19 Ian Lance Taylor <iant@google.com>
12052 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12053 variable with an anonymous type.
12055 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12057 * see.c: Remove for real.
12059 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12061 * optabs.h (enum optab_index): Add new OTI_significand.
12062 (significand_optab): Define corresponding macro.
12063 * optabs.c (init_optabs): Initialize significand_optab.
12064 * genopinit.c (optabs): Implement significand_optab using
12065 significand?f2 patterns.
12066 * builtins.c (expand_builtin_mathfn): Handle
12067 BUILT_IN_SIGNIFICAND{,F,L}.
12068 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12069 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12071 * config/i386/i386.md (significandxf2, significand<mode>2): New
12072 expanders to implement significandf, significand and significandl
12073 built-ins as inline x87 intrinsics.
12075 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12077 * config/avr/avr.c (avr_override_options): Remove setting value of
12078 PARAM_INLINE_CALL_COST.
12080 2009-06-18 Richard Henderson <rth@redhat.com>
12083 * tree-pass.h (TDF_ASMNAME): New.
12084 * tree-dump.c (dump_options): Add asmname.
12085 * doc/invoke.texi: Document it.
12087 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12088 (dump_decl_name): ...here.
12089 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12090 (dump_generic_node): Update dump_function_name calls.
12091 (print_call_name): New flags arg; update all dump calls.
12092 * diagnostic.h (print_call_name): Update.
12093 * gimple-pretty-print.c (dump_gimple_call): Update.
12095 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12098 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12100 2009-06-18 Diego Novillo <dnovillo@google.com>
12102 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12103 * plugin.c (str_license): Declare.
12104 (try_init_one_plugin): Assert that the symbol
12105 'plugin_is_GPL_compatible' exists.
12107 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12110 * Makefile.in (OBJS-common): Remove see.o.
12112 * common.opt (fsee): Mark as preserved for backward compatibility.
12113 * opts.c (common_handle_option): Add OPT_fsee to the backward
12114 compatibility section.
12115 * passes.c (init_optimization_passes, pass_see): Remove pass.
12116 * timevar.def (TV_SEE): Remove.
12117 * tree-pass.h (pass_see): Remove declaration.
12118 * doc/invoke.texi (-fsee): Remove documentation.
12120 2009-06-18 Martin Jambor <mjambor@suse.cz>
12122 * tree-sra.c: Include statistics.h
12123 (sra_stats): New variable.
12124 (sra_initialize): Clear sra_stats.
12125 (create_access_replacement): Increment sra_stats.replacements.
12126 (get_access_replacement): Do not return twice.
12127 (analyze_all_variable_accesses): Increment statistics counter by the
12128 number of scalarized aggregates.
12129 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12130 (sra_modify_expr): Increment sra_stats.exprs.
12131 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12132 (sra_modify_assign): Increment sra_stats.exprs,
12133 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12134 (perform_intra_sra): Update statistics counters.
12135 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12137 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12139 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12140 (arm_scalar_mode_supported_p): New function.
12142 2009-06-18 Paul Brook <paul@codesourcery.com>
12143 Sandra Loosemore <sandra@codesourcery.com>
12145 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12146 (__extendhfsf2, __truncsfhf2): Define.
12147 * config/arm/fp16.c: New file.
12148 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12149 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12151 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12153 * doc/extend.texi (Half-Precision): New section.
12154 * doc/invoke.texi (Option Summary): List -mfp16-format.
12155 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12156 * config/arm/arm.opt (mfp16-format=): New.
12157 * config/arm/arm.c: Include intl.h.
12158 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12159 (TARGET_INVALID_RETURN_TYPE): Redefine.
12160 (TARGET_PROMOTED_TYPE): Redefine.
12161 (TARGET_CONVERT_TO_TYPE): Redefine.
12162 (arm_fp16_format): Define.
12163 (all_fpus): Add entry for neon-fp16.
12164 (fp_model_for_fpu): Likewise.
12165 (struct fp16_format): Declare.
12166 (all_fp16_formats): Define.
12167 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12169 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12171 (arm_legitimate_index_p): Treat HFmode like HImode.
12172 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12173 (coproc_secondary_reload_class): Special-case HFmode.
12174 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12175 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12176 (arm_init_fp16_builtins): New.
12177 (arm_init_builtins): Call it.
12178 (arm_invalid_parameter_type): New.
12179 (arm_invalid_return_type): New.
12180 (arm_promoted_type): New.
12181 (arm_convert_to_type).
12182 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12184 (arm_emit_fp16_const): New function.
12185 (arm_mangle_type): Mangle __fp16 as "Dh".
12186 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12188 (TARGET_NEON_FP16): New.
12189 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12190 (enum fputype): Add FPUTYPE_NEON_FP16.
12191 (enum arm_fp16_format_type): Declare.
12192 (arm_fp16_format): Declare.
12193 (LARGEST_EXPONENT_IS_NORMAL): Define.
12194 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12195 * config/arm/arm-modes.def (HFmode): Define.
12196 * config/arm/vfp.md: (*movhf_vfp): New.
12197 (extendhfsf2): New.
12199 * config/arm/arm.md: (fpu): Add neon_fp16.
12200 (floatsihf2, floatdihf2): New.
12201 (fix_trunchfsi2, fix_trunchfdi2): New.
12203 (extendhfdf2): New.
12205 (*arm32_movhf): New.
12206 (*thumb1_movhf): New.
12207 (consttable_2): Add check for HFmode constants.
12208 (consttable_4): Handle HFmode constants.
12210 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12212 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12214 2009-06-17 Olivier Hainque <hainque@adacore.com>
12216 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12217 const char ** conversion in AIX specific section.
12219 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12221 * config/i386/i386.c (ix86_special_builtin_type): Remove
12222 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12223 (bdesc_special_args): Updated.
12224 (ix86_init_mmx_sse_builtins): Likewise.
12225 (ix86_expand_special_args_builtin): Likewise.
12227 2009-06-17 Richard Henderson <rth@redhat.com>
12229 * tree-pretty-print.c (maybe_dump_asm_name): New.
12230 (dump_decl_name): Use it.
12231 (PRINT_FUNCTION_NAME): Merge into...
12232 (dump_function_name): ... here. Use maybe_dump_asm_name.
12234 2009-06-17 Cary Coutant <ccoutant@google.com>
12236 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12238 * debug.c (struct gcc_debug_hooks): Change placeholder for
12240 (debug_nothing_int_charstar_int): Replaced by...
12241 (debug_nothing_int_charstar_int_bool): ...this.
12242 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12243 source_line prototype.
12244 (debug_nothing_int_charstar_int): Replaced by...
12245 (debug_nothing_int_charstar_int_bool): ...this.
12246 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12247 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12248 Output is_stmt operand when necessary.
12249 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12250 (notice_source_line): Add is_stmt parameter.
12251 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12252 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12254 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12255 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12257 2009-06-17 Ian Lance Taylor <iant@google.com>
12259 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12261 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12264 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12266 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12267 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12268 tree_strip_sign_nop_conversions and
12269 tree_ssa_strip_useless_type_conversions rather than stripping
12270 the operations here.
12271 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12273 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12274 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12275 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12276 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12279 2009-06-17 Michael Eager <eager@eagercon.com>
12281 * config/rs6000/constraints.md (register_constraint "d"): New.
12282 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12283 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12284 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12285 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12286 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12287 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12288 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12289 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12290 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12291 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12293 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12294 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12295 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12296 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12297 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12298 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12299 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12300 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12301 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12302 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12303 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12304 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12305 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12306 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12308 2009-06-16 Ian Lance Taylor <iant@google.com>
12310 * profile.c (total_num_never_executed): Don't define.
12311 (compute_branch_probabilities): Don't count or print
12312 num_never_executed.
12313 (init_branch_prob): Don't set total_num_never_executed.
12314 (end_branch_prob): Don't print total_num_never_executed.
12316 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12318 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12320 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12322 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12323 (nabstd2_fpr): Same.
12325 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12327 * expr.c (expand_assignment): Change complex type check.
12329 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12331 * doc/plugins.texi (Building GCC plugins): Added new section.
12333 2009-06-17 Ian Lance Taylor <iant@google.com>
12335 * c-pch.c (get_ident): Don't set size of templ array.
12336 (pch_init): Don't set size of partial_pch array.
12338 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12339 string constant to intialize an array whose size is the length of
12342 2009-06-17 Richard Guenther <rguenther@suse.de>
12344 PR tree-optimization/40389
12345 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12346 to addressable types.
12347 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12349 2009-06-17 Richard Guenther <rguenther@suse.de>
12351 PR middle-end/40460
12352 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12353 if there is no evolution of left in the loop bail out.
12354 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12355 chrec_fold_multiply.
12357 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12358 Janis Johnson <janis187@us.ibm.com>
12361 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12362 for the symbol ref of a constant that is the source of a move
12363 - nor for any other not-obvious-label-ref constants.
12365 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12367 * plugin.c (position_pass): Skip newly inserted pass during list
12368 traversal to avoid repeated insertion.
12370 2009-06-16 Ian Lance Taylor <iant@google.com>
12372 * vec.h (VEC_stack_alloc): Define different version if
12373 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12374 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12375 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12376 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12378 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12380 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12382 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12383 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12384 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12385 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12386 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12387 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12388 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12389 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12390 __builtin_ia32_rdtscp.
12391 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12392 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12393 and __builtin_ia32_rorhi.
12394 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12395 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12396 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12397 (ix86_expand_args_builtin): Likewise.
12398 (ix86_expand_special_args_builtin): Likewise.
12400 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12401 (UNSPECV_RDTSC): Likewise.
12402 (UNSPECV_RDPMC): Likewise.
12403 (*bsr): Renamed to ...
12405 (*bsr_rex64): Renamed to ...
12408 (*rdpmc): Likewise.
12409 (*rdpmc_rex64): Likewise.
12411 (*rdtsc): Likewise.
12412 (*rdtsc_rex64): Likewise.
12413 (rdtscp): Likewise.
12414 (*rdtscp): Likewise.
12415 (*rdtscp_rex64): Likewise.
12417 * config/i386/ia32intrin.h: New.
12419 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12421 2009-06-16 Ian Lance Taylor <iant@google.com>
12423 * ira-build.c (copy_info_to_removed_store_destinations):
12424 Initialize parent_a.
12426 2009-06-16 Ian Lance Taylor <iant@google.com>
12428 * c-decl.c (grokdeclarator): Change size_varies to bool.
12430 2009-06-16 Ian Lance Taylor <iant@google.com>
12432 * sel-sched.c: Make forward declarations of move_op_hooks and
12433 fur_hooks explicitly extern.
12435 2009-06-16 Ian Lance Taylor <iant@google.com>
12437 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12438 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12440 2009-06-16 Ian Lance Taylor <iant@google.com>
12442 * resource.c (mark_referenced_resources): Change
12443 include_delayed_effects parameter to bool. Change all callers.
12444 (mark_end_of_function_resources): Likewise.
12445 * reorg.c (insn_references_resource_p): Likewise.
12446 (insn_sets_resource_p): Likewise.
12447 * resource.h (mark_referenced_resources): Update declaration.
12448 (mark_end_of_function_resources): Update declaration.
12450 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12452 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12454 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12456 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12457 GCC can bootstrap on AIX with GNU Binutils 2.20.
12459 2009-06-16 Ian Lance Taylor <iant@google.com>
12461 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12463 2009-06-16 Ian Lance Taylor <iant@google.com>
12465 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12466 inline, not extern inline.
12467 (exact_log2): Likewise.
12468 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12470 (exact_log2): Likewise, but don't test CTZ_HWI.
12472 2009-06-16 Ian Lance Taylor <iant@google.com>
12474 * bitmap.c (bitmap_clear): Don't declare as inline.
12475 * gimple.c (gimplify_assign): Likewise.
12476 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12477 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12478 (sched_scan_info): Remove duplicate definition.
12480 2009-06-16 Ian Lance Taylor <iant@google.com>
12482 * c-common.c (skip_evaluation): Don't define.
12483 (c_inhibit_evaluation_warnings): Define global variable.
12484 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12485 than skip_evaluation.
12486 (convert_and_check, warn_for_div_by_zero): Likewise.
12487 * c-common.h (skip_evaluation): Don't declare.
12488 (c_inhibit_evaluation_warnings): Declare.
12489 * c-parser.c (c_parser_typeof_specifier): Set
12490 c_inhibit_evaluation_warnings rather than skip_evaluation.
12491 (c_parser_conditional_expression): Likewise.
12492 (c_parser_binary_expression): Likewise.
12493 (c_parser_sizeof_expression): Likewise.
12494 (c_parser_alignof_expression): Likewise.
12495 * c-typeck.c (build_indirect_ref): Check
12496 c_inhibit_evaluation_warnings rather than skip_evaluation.
12497 (build_conditional_expr, build_binary_op): Likewise.
12499 2009-06-16 Richard Guenther <rguenther@suse.de>
12501 * tree-ssa-alias.c (is_escape_site): Remove.
12502 * tree-ssa-alias.h (enum escape_type): Remove.
12503 (is_escape_site): Likewise.
12504 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12505 via casts and asms without deferring to is_escape_site.
12507 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12509 PR middle-end/40446
12510 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12511 use gen_lowpart if op0 has complex mode.
12513 2009-06-16 Richard Guenther <rguenther@suse.de>
12515 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12516 variables add them to ESCAPED.
12517 (find_func_aliases): Do not make all indirectly stored values escaped.
12519 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12521 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12522 make_decl_one_only.
12524 2009-06-16 Martin Jambor <mjambor@suse.cz>
12526 PR tree-optimization/40432
12527 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12528 check whether we need to force gimple register operand.
12530 2009-06-16 Martin Jambor <mjambor@suse.cz>
12532 PR tree-optimization/40413
12533 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12534 build_ref_for_offset.
12535 (propagate_subacesses_accross_link): Fix a typo in a comment.
12537 2009-06-16 Ira Rosen <irar@il.ibm.com>
12539 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12540 with additional parameter.
12541 * tree-vectorizer.h (enum vect_def_type): Add new value
12543 (enum vect_relevant): Add comments.
12544 (vect_is_simple_reduction): Add new argument.
12545 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12546 Detect nested cycles.
12547 (vect_is_simple_reduction): Update documentation, add an argument to
12548 distinguish inner-loop reduction from nested cycle, detect nested
12549 cycles, fix printings and indentation, don't swap operands in case
12551 (get_initial_def_for_reduction): Handle subtraction.
12552 (vect_create_epilog_for_reduction): Add new argument to specify
12553 reduction variable.
12554 (vect_finalize_reduction): Handle subtraction, fix comments.
12555 (vectorizable_reduction): Handle nested cycles. In case of nested
12556 cycle keep track of the reduction variable position. Call
12557 vect_is_simple_reduction with additional parameter. Use original
12558 statement code in reduction epilogue for nested cycle. Call
12559 vect_create_epilog_for_reduction with additional parameter.
12560 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12561 inner-loop vectorization.
12562 (vect_recog_widen_sum_pattern): Likewise.
12563 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12565 (vect_mark_stmts_to_be_vectorized): Likewise.
12566 (vect_get_vec_def_for_operand): Handle nested cycles.
12568 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12570 * doc/invoke.texi (Debugging Options): Fix option index entries
12571 for -fdump-statistics, -frandom-seed add entries for
12572 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12573 (FRV Options): Fix entries for -mTLS, -mtls.
12574 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12575 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12576 (M68hc1x Options): Fix @itemx for -mnominmax.
12577 (MCore Options): Fix entry for -mno-lsim.
12578 (MMIX Options): Fix entry for -mabi=mmixware.
12579 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12581 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12583 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12584 Mention the plugin mode of gengtype.
12585 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12586 * gengtype.c: Updated copyright.
12587 (plugin_files, nb_plugin_files) Added new static variables.
12588 (measure_input_list) Care about plugin_files.
12589 (write_rtx_next): Added early return in plugin mode.
12590 (create_file): Updated copyright year in generated file. Added
12592 (oprintf): Added early return if NULL outf.
12593 (get_output_file_with_visibility): Care of plugin_files.
12594 (get_output_file_name): May return null.
12595 (write_local): Added early return.
12596 (put_mangled_filename): Ditto.
12597 (finish_root_table): Added check for base_files.
12598 (write_roots): Care about null when plugins.
12599 (main): Added plugin mode.
12601 2009-06-15 Ian Lance Taylor <iant@google.com>
12603 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12604 * gcov.c (read_count_file): Add braces around variables declared
12607 * c.opt (Wjump-misses-init): New warning.
12608 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12609 -Wall and -Wc++-compat if not already set.
12610 (c_common_post_options): Clear warn_jump_misses_init if it was not
12612 * c-decl.c (struct c_binding): Change type field to a union with
12613 new label field. Make it the first field in the struct. Update
12614 references to type to use u.type instead.
12615 (struct c_spot_bindings): Define.
12616 (struct c_goto_bindings): Define.
12617 (c_goto_bindings_p): Define, along with VECs.
12618 (struct c_label_vars): Define.
12619 (struct c_scope): Add has_label_bindings field.
12620 (bind_label, set_spot_bindings): New static functions.
12621 (decl_jump_unsafe, update_spot_bindings): New static functions.
12622 (update_label_decls): New static function.
12623 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12624 Update binding u.label field to shadowed field.
12625 (c_binding_start_stmt_expr): New function.
12626 (c_binding_end_stmt_expr): New function.
12627 (pushdecl): Don't call c_begin_vm_scope.
12628 (make_label): Add defining and p_label_vars parameters. Change
12630 (lookup_label): Correct test for whether a label has not yet been
12631 defined. Call bind_label rather than bind.
12632 (warn_about_goto): New static function.
12633 (lookup_label_for_goto): New function.
12634 (declare_label): Call bind_label rather than bind.
12635 (check_earlier_gotos): New static function.
12636 (define_label): Don't give errors about jumping into statement
12637 expressions or scopes of variably modified types. Call
12638 set_spot_bindings and check_earlier_gotos. Call bind_label
12639 instead of bind. Don't set label_context_stack_se or
12640 label_context_stack_vm.
12641 (c_get_switch_bindings): New function.
12642 (c_release_switch_bindings): New function.
12643 (c_check_switch_jump_warnings): New function.
12644 (start_function): Don't set label_context_stack_se or
12645 label_context_stack_vm.
12646 (finish_function): Likewise.
12647 * c-typeck.c (label_context_stack_se): Don't define.
12648 (label_context_stack_vm): Don't define.
12649 (c_finish_goto_label): Call lookup_label_for_goto rather than
12650 lookup_label. Don't give errors about jumping into a statement
12651 expression or the scope of a variably modified type. Don't set
12652 label_context_stack_se or label_context_stack_vm.
12653 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12654 fields. Add bindings field.
12655 (c_start_case): Don't set deleted fields. Set bindings field.
12656 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12657 or blocked_vm. Call c_check_switch_jump_warnings.
12658 (c_finish_case): Don't test blocked_stmt_expr field. Call
12659 c_release_switch_bindings.
12660 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12661 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12662 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12663 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12664 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12665 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12666 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12667 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12668 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12669 (C_DECL_UNJUMPABLE_VM): Don't define.
12670 (C_DECL_UNDEFINABLE_VM): Don't define.
12671 (struct c_label_list): Don't define.
12672 (struct c_label_context_se): Don't define.
12673 (struct c_label_context_vm): Don't define.
12674 (struct c_spot_bindings): Declare.
12675 (c_bindings_start_stmt_expr): Declare.
12676 (c_bindings_end_stmt_expr): Declare.
12677 (lookup_label_for_goto): Declare.
12678 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12679 (c_check_switch_jump_warnings): Declare.
12680 (label_context_stack_se, label_context_stack_vm): Don't declare.
12681 (c_finish_goto_label): Update declaration.
12682 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12683 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12684 (Warning Options): Document -Wjump-misses-init.
12686 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12688 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12691 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12693 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12695 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12697 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12699 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12701 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12703 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12705 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12706 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12707 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12708 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12709 * dwarf2asm.c (dw2_force_const_mem): Update call to
12710 make_decl_one_only.
12711 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12712 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12713 * langhooks.c (lhd_comdat_group): Remove.
12714 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12715 * tree.h (DECL_COMDAT_GROUP): New.
12716 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12717 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12718 (make_decl_one_only): Change signature.
12719 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12720 make_decl_one_only.
12721 (make_decl_one_only): Change signature.
12722 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12724 2009-06-15 Richard Guenther <rguenther@suse.de>
12726 PR middle-end/40439
12727 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12729 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12731 * tree-ssa-math-opts.c: Remove extra divide.
12733 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12735 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12737 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12739 * passes.c: Add bswap pass.
12740 * tree-pass.h: Add pass_optimize_bswap declaration.
12741 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12742 Include rtl.h, expr.h and optabs.h for optab_handler check.
12743 (struct symbolic_number, pass_optimize_bswap): New definition.
12744 (do_shift_rotate, verify_symbolic_number_p): New functions.
12745 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12746 (gate_optimize_bswap): New function.
12747 * tree.c (widest_int_cst_value): New function.
12748 * tree.h (widest_int_cst_value): Prototype added.
12750 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12752 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12753 REG_EQUAL/REG_EQUIV notes.
12755 2009-06-14 Richard Guenther <rguenther@suse.de>
12757 PR middle-end/40389
12758 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12759 has its address taken if NRV was applied and it is addressable.
12760 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12761 function split out from ...
12762 (get_constraint_for_1): ... here.
12763 (handle_rhs_call): Use it to mark the return slot escaped if
12764 it is addressable and NRV was applied.
12766 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12768 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12769 Change first argument type to location_t.
12770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12771 Do not set input_location.
12772 Use loc instead of input_location throughout.
12774 2009-06-13 Richard Guenther <rguenther@suse.de>
12776 PR tree-optimization/40421
12777 * tree-predcom.c (should_unroll_loop_p): Remove.
12778 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12780 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12782 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12783 Add location argument.
12785 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12787 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12789 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12790 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12791 * config/spu/spu-protos.h: Add location to
12792 spu_resolve_overloaded_builtin.
12793 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12794 spu_build_builtin_va_list.
12795 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12796 argument. Pass location to build_function_call_vec.
12797 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12799 (emit_fpu_switch): Same.
12800 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12801 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12802 to build_decl and create_artificial_label.
12803 (xtensa_gimplify_va_arg_expr): Same.
12804 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12805 (xstormy16_gimplify_va_arg_expr): Same.
12806 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12807 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12808 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12809 (mips16_build_function_stub): Same.
12810 (mips16_build_call_stub): Same.
12812 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12815 * arm/constraints.md (Pa, Pb): New constraints.
12816 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12817 split pattern to deal with them.
12819 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12821 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12822 fix index entry for -Xpreprocessor.
12824 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12826 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12827 Add location argument to build_decl call.
12828 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12829 (rs6000_init_builtins): Same.
12830 (spe_init_builtins): Same.
12831 (rs6000_gimplify_va_arg): Add location argument to
12832 create_artificial_label call.
12834 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12836 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12837 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12838 * Makefile.in: Fix GGC dependency for gcse.o.
12840 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12842 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12843 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12844 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12846 * c-parser.c (c_parser_binary_expression): Use current column while
12847 building binary operations.
12848 * common.opt (fshow-column): Enable by default.
12849 * tree-vrp.c (check_array_ref): Use warning_at.
12850 (check_array_bounds): Use location from call back if expr has no
12852 * tree.h: Add location argument to maybe_fold_*.
12853 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12854 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12855 (maybe_fold_offset_to_component_ref): Same.
12856 (maybe_fold_offset_to_reference): Same.
12857 (maybe_fold_offset_to_address): Same.
12858 (maybe_fold_stmt_indirect): Same.
12859 (maybe_fold_stmt_addition): Same.
12860 (fold_stmt_r): Pass location to maybe_fold_*.
12861 (fold_gimple_assign): Same.
12862 * c-tree.h: Add location argument to finish_decl,
12863 default_function_array_conversion, store_init_value.
12864 * c-decl.c (define_label): Use error_at.
12865 (c_make_fname_decl): Pass location to finish_decl.
12866 (finish_decl): New location argument.
12867 (build_compound_literal): Pass location to store_init_value.
12868 (grokdeclarator): Pass location to finish_decl.
12870 * c-typeck.c (array_to_pointer_conversion): New location argument.
12871 (function_to_pointer_conversion): Same.
12872 (default_function_array_conversion): Same.
12873 (parser_build_unary_op): Pass location to overflow_warning.
12874 (parser_build_binary_op): Same. Use warning_at.
12875 (build_unary_op): Pass location to array_to_pointer_conversion.
12876 (build_c_cast): Pass location to digest_init.
12877 (build_modify_expr): New location argument.
12878 (convert_for_assignment): Same.
12879 (store_init_value): Same.
12880 (digest_init): Same.
12881 (output_init_element): Pass location to digest_init and
12882 array_to_pointer_conversion.
12883 (c_finish_return): Pass location to convert_for_assignment.
12884 * gimplify.c (gimplify_conversion): Pass location to
12885 maybe_fold_offset_to_address.
12886 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12887 to maybe_fold_stmt_addition.
12888 * c-omp.c (c_finish_omp_atomic): Pass new location to
12890 (c_finish_omp_for): Same.
12891 * c-common.c (overflow_warning): New argument.
12892 * c-common.h: New argument to build_modify_expr, overflow_warning.
12893 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12895 (c_parser_initializer): Pass location to
12896 default_function_array_conversion.
12897 (c_parser_initelt): Same.
12898 (c_parser_initval): Same.
12899 (c_parser_asm_operands): Same.
12900 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12901 (c_parser_conditional_expression): Same.
12902 (c_parser_binary_expression): Add location info to stack. Use it.
12903 (c_parser_unary_expression): Pass location to
12904 default_function_array_conversion, parser_build_unary_op,
12905 build_indirect_ref, c_parser_postfix_expression_after_primary.
12906 (c_parser_postfix_expression_after_primary): New location argument.
12908 (c_parser_expression_conv): Pass location to
12909 default_function_array_conversion.
12910 (c_parser_expr_list): Same.
12911 (c_parser_omp_atomic): Same.
12912 (c_parser_omp_for_loop): Same.
12913 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12914 (build_array_declarator): New argument.
12915 * c-decl.c (build_array_declarator): Add location argument.
12916 (grokdeclarator): Set id_loc for cdk_array.
12917 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12918 build_array_declarator.
12919 * tree.c (build_omp_clause): Add location argument.
12920 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12921 (OMP_CLAUSE_LOCATION): New macro.
12922 (struct tree_omp_clause): Add location field.
12923 (build_omp_clause): Add argument.
12924 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12925 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12927 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
12928 (cp_parser_omp_clause_collapse): Same.
12929 (cp_parser_omp_clause_default): Same.
12930 (cp_parser_omp_clause_if): Same.
12931 (cp_parser_omp_clause_nowait): Same.
12932 (cp_parser_omp_clause_num_threads): Same.
12933 (cp_parser_omp_clause_ordered): Same.
12934 (cp_parser_omp_clause_schedule): Same.
12935 (cp_parser_omp_clause_untied): Same.
12936 (cp_parser_omp_for_loop): Same.
12937 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12938 * c-tree.h (c_start_case): Add location argument.
12939 (c_process_expr_stmt): Same.
12940 (c_finish_goto_*): Same.
12941 * tree-parloops.c (initialize_reductions): Pass location to
12943 (create_parallel_loop): Same.
12944 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
12945 (gfc_trans_omp_reduction_list): Same.
12946 (gfc_trans_omp_clauses): Same.
12947 (gfc_trans_omp_do): Same.
12948 * c-typeck.c (c_finish_goto_label): Same.
12949 (c_finish_goto_ptr): New location argument.
12950 (c_start_case): Same.
12951 (emit_side_effect_warnings): Same.
12952 (c_process_expr_stmt): Same.
12953 (c_finish_stmt_expr): Same.
12954 (c_finish_omp_clauses): Use error_at instead of error.
12955 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
12957 * c-omp.c (c_split_parallel_clauses): New location argument.
12958 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
12959 to build_omp_clause.
12960 (convert_local_reference_stmt): Same.
12961 (convert_gimple_call): Same.
12962 * c-common.h (c_split_parallel_clauses): New argument.
12963 * c-parser.c (c_parser_statement_after_labels): Pass location to
12964 c_finish_goto_label.
12965 (c_parser_switch_statement): Pass location to c_start_case.
12966 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
12967 and c_process_expr_stmt.
12968 (c_parser_omp_variable_list): Add location argument.
12969 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
12970 (c_parser_omp_clause_default): Same.
12971 (c_parser_omp_clause_if): Same.
12972 (c_parser_omp_clause_num_threads): Same.
12973 (-c_parser_omp_clause_ordered): Same.
12974 (c_parser_omp_clause_reduction): Pass location to
12975 c_parser_omp_variable_list.
12976 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
12977 (c_parser_omp_clause_untied): Same.
12978 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
12979 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12981 * c-tree.h (check_for_loop_decls, undeclared_variable,
12982 build_component_ref, build_array_ref, build_external_ref,
12983 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
12984 build_conditional_expr, build_compound_expr, c_cast_expr,
12985 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
12986 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
12988 * c-semantics.c (build_stmt): Same.
12989 (build_case_label): Same.
12990 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
12991 (undeclared_variable): New argument.
12992 (make_label): Same.
12993 (lookup_label): Pass location on down.
12994 (define_label): Same.
12995 (finish_decl): Same.
12996 (build_compound_literal): Same.
12997 (finish_struct): Same.
12998 (finish_function): Do not set location here.
12999 (check_for_loop_decls): New argument.
13000 * tree.c (save_expr): Set location.
13001 (build_empty_stmt): New argument.
13002 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13003 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13004 * builtins.c (gimplify_va_arg_expr): Use locations.
13005 (expand_builtin_sync_operation): Same.
13006 * c-typeck.c (build_component_ref): New argument.
13007 (build_array_ref): Same.
13008 (build_external_ref): Same.
13009 (c_expr_sizeof_expr): Same.
13010 (c_expr_sizeof_type): Same.
13011 (parser_build_unary_op): Same.
13012 (build_conditional_expr): Same.
13013 (build_compound_expr): Pass location on down.
13014 (build_compound_expr): New argument.
13015 (build_c_cast): Same.
13016 (c_cast_expr): Same.
13017 (build_asm_expr): Same.
13018 (c_finish_return): Same.
13019 (c_process_expr_stmt): Pass location on down.
13020 (c_finish_stmt_expr): New argument.
13021 (push_clenaup): Same.
13022 (c_finish_omp_parallel): Same.
13023 (c_finish_omp_task): Same.
13024 * gimplify.c (gimplify_call_expr): Pass location on down.
13025 * c-omp.c (c_finish_omp_master): New argument.
13026 (c_finish_omp_critical): Same.
13027 (c_finish_omp_ordered): Same.
13028 (c_finish_omp_barrier): Same.
13029 (-c_finish_omp_taskwait): Same.
13030 (c_finish_omp_atomic): Same.
13031 (c_finish_omp_flush): Same.
13032 * tree-inline.c (copy_tree_body_r): Pass location on down.
13033 (inline_forbidden_p): Remove use of input_location.
13034 * c-gimplify.c (c_build_bind_expr): New argument.
13035 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13036 (c_sizeof_or_alignof_type): New argument.
13037 (c_alignof_expr): Same.
13038 (build_va_arg): Same.
13039 (c_add_case_label): Same.
13040 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13041 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13042 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13043 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13044 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13045 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13047 * stub-objc.c (objc_build_selector_expr): Same.
13048 (objc_build_throw_stmt): Same.
13049 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13050 (c_parser_initelt): Same.
13051 (c_parser_compound_statement): Same.
13052 (c_parser_compound_statement_nostart): Same.
13053 (c_parser_label): Same.
13054 (c_parser_statement_after_labels): Same.
13055 (c_parser_if_body): Same.
13056 (c_parser_else_body): Same.
13057 (c_parser_if_statement): Same.
13058 (c_parser_switch_statement): Same.
13059 (c_parser_while_statement): Same.
13060 (c_parser_do_statement): Same.
13061 (c_parser_for_statement): Same.
13062 (c_parser_asm_statement): Same.
13063 (c_parser_conditional_expression): Same.
13064 (c_parser_binary_expression): Same.
13065 (c_parser_cast_expression): Same.
13066 (c_parser_unary_expression): Same.
13067 (c_parser_sizeof_expression): Same.
13068 (c_parser_alignof_expression): Same.
13069 (c_parser_postfix_expression): Same.
13070 (c_parser_expression): Same.
13071 (c_parser_objc_receiver): Same.
13072 (c_parser_omp_variable_list): Same.
13073 (c_parser_omp_structured_block): Same.
13074 (c_parser_omp_atomic): New argument.
13075 (c_parser_omp_barrier): Same.
13076 (c_parser_omp_critical): Same.
13077 (c_parser_omp_flush): Pass location on down.
13078 (c_parser_omp_for_loop): New argument.
13079 (c_parser_omp_for): Same.
13080 (c_parser_omp_master): Same.
13081 (c_parser_omp_ordered): Same.
13082 (c_parser_omp_sections_scope): Same.
13083 (c_parser_omp_sections): Same.
13084 (c_parser_omp_parallel): Same.
13085 (c_parser_omp_single): Same.
13086 (c_parser_omp_task): Same.
13087 (c_parser_omp_taskwait): Pass location on down.
13088 (c_parser_omp_construct): Same.
13089 (c_parser_omp_threadprivate): Same.
13090 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13091 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13092 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13093 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13094 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13095 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13096 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13097 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13098 config/i386/i386.c, stmt.c:
13099 Add location argument to the following function definitions and/or
13100 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13101 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13102 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13103 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13104 do_case, c_finish_bc_stmt, build_compound_literal,
13105 build_function_call.
13106 * c-decl.c (build_compound_literal): Add location argument.
13107 Make all diagnostic calls use location.
13108 (start_struct): Same.
13109 (finish_struct): Same.
13110 (start_enum): Same.
13111 (build_enumerator): Same.
13112 (start_function): Same.
13113 (grokdeclarator): Make all diagnostic calls use location.
13114 (store_parm_decls_oldstyle): Same.
13115 * c-typeck.c (build_function_call): Add location argument.
13116 Make all diagnostic calls use location.
13118 (c_finish_bc_stmt): Same.
13119 * tree-nested.c (get_trampoline_type): Add argument.
13120 Pass location to build_decl.
13121 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13122 * rtl.h (RTL_LOCATION): New.
13123 * c-common.c (c_add_case_label): Add location argument.
13124 Make all diagnostic calls use location.
13125 * c-common.h: Add location argument to make_fname_decl, do_case,
13126 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13127 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13128 Set it appropriately for every case. Pass enum_loc to start_enum
13129 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13131 (c_parser_struct_or_union_specifier): Save location. Use it for
13132 start_struct, finish_struct, and parser_xref_tag.
13134 2009-06-12 Ian Lance Taylor <iant@google.com>
13136 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13138 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13139 cpp_opts->warn_cxx_operator_names.
13141 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13144 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13145 is returns NULL and OP is a VCE, look through the VCE.
13147 2009-06-12 Ian Lance Taylor <iant@google.com>
13150 * collect2.c (main): Use CONST_CAST2 in code inside #if
13151 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13153 2009-06-12 Joey Ye <joey.ye@intel.com>
13155 PR middle-end/39146
13156 * cfgexpand.c (get_decl_align_unit): Update
13157 max_used_stack_slot_alignment with align instead of
13158 stack_alignment_needed.
13160 * function.c (assign_stack_local_1): Update
13161 max_used_stack_slot_alignment with alignment_in_bits instead
13162 of stack_alignment_needed.
13163 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13166 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13168 * dwarf2out.c (last_var_location_insn): New variable.
13169 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13170 (dwarf2out_var_location): Don't record anything after last real
13171 insn. Only change labels if there were any real instructions
13172 in between last note and this one, or if changed sections.
13174 2009-06-11 Richard Henderson <rth@redhat.com>
13176 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13177 note when storing the frame pointer in a register.
13178 (FRP): Don't redefine to nothing for epilogue.
13179 (alpha_expand_epilogue): Mark register and sp restores.
13180 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13182 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13183 when gen_lowpart is needed.
13185 2009-06-11 Richard Henderson <rth@redhat.com>
13187 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13189 * dwarf2out.c (need_data_align_sf_opcode): New.
13190 (div_data_align): Move earlier.
13191 (def_cfa_1, reg_save): Use it.
13193 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13195 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13196 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13197 (ix86_handle_option): Handle OPT_mcrc32.
13198 (ix86_target_string): Add -mcrc32.
13199 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13201 * config/i386/i386.h (TARGET_CRC32): New.
13203 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13204 (sse4_2_crc32di): Likewise.
13206 * config/i386/i386.opt (mcrc32): New.
13208 * doc/invoke.texi: Document -mcrc32.
13210 2009-06-11 Richard Henderson <rth@redhat.com>
13212 * common.opt (gdwarf-): Accept a version number.
13213 * doc/invoke.texi (gdwarf-): Update docs.
13214 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13215 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13216 version level, and record it.
13218 * dwarf2.h (DW_CIE_VERSION): Remove.
13219 * dwarf2out.c (DWARF_VERSION): Remove.
13220 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13221 (output_call_frame_info): Use CIE version 3 for dwarf3,
13222 or if the return register column is out of range for version 1.
13223 (dwarf_stack_op_name): Add all dwarf3 values.
13224 (DEBUG_PUBTYPES_SECTION): New.
13225 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13226 encoding change for dwarf3.
13227 (output_die) [dw_val_class_die_ref]: Likewise.
13228 (output_compilation_unit_header): Emit correct version for dwarf3.
13229 (output_line_info): Likewise.
13230 (output_pubnames): Update for DWARF_VERSION removal.
13231 (output_aranges): Likewise.
13232 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13233 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13234 (dwarf2out_finish): Likewise.
13236 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13238 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13241 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13244 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13245 * builtins.c (expand_builtin_unreachable): New function.
13246 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13247 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13248 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13250 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13251 searching for missing barriers.
13253 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13255 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13256 when -fprofile-generate* was passed.
13257 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13259 2009-06-11 Anthony Green <green@moxielogic.com>
13261 * config/moxie/moxie.md: Define length attribute for all instructions.
13263 (*b<cond:code>): Support limited branch ranges for new PC-relative
13264 branch instructions.
13265 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13267 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13269 * config/i386/i386.c (min_insn_size): Use get_attr_length
13270 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13271 For __asm return 0.
13273 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13274 instead of emit_insn_before.
13276 2009-06-10 Ian Lance Taylor <iant@google.com>
13279 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13282 2009-06-10 Revital Eres <eres@il.ibm.com>
13284 * passes.c (init_optimization_passes): Reschedule
13285 predictive-commoning pass before complete unroll pass.
13287 2009-06-10 Martin Jambor <mjambor@suse.cz>
13289 * cgraph.c (cgraph_node_can_be_local_p): New function.
13290 (cgraph_make_node_local): New function.
13291 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13292 (cgraph_make_node_local): Declare.
13294 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13296 * tree.h (tree_base): Add packed_flag and user_align fields.
13297 Decrease size of spare field.
13298 (TYPE_USER_ALIGN): Use user_align from tree_base.
13299 (DECL_USER_ALIGN): Likewise.
13300 (TYPE_PACKED): Use packed_flag from tree_base.
13301 (DECL_PACKED): Likewise.
13302 (tree_type): Delete packed_flag and user_align fields. Widen
13303 precision field. Widen mode field and shuffle fields to align
13304 mode on an 8-bit boundary.
13305 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13306 Renumber decl_flag_* fields. Fix comments. Widen
13307 decl_common_unused field.
13308 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13309 (DECL_EXTERNAL): Likewise.
13310 (DECL_BIT_FIELD): Likewise.
13311 (DECL_NONADDRESSABLE_P): Likewise.
13312 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13313 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13315 2009-06-10 Ian Lance Taylor <iant@google.com>
13317 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13318 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13319 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13320 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13321 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13322 DEF_VEC_ALLOC_FUNC_P.
13323 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13324 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13325 DEF_VEC_ALLOC_FUNC_O.
13326 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13327 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13328 DEF_VEC_ALLOC_FUNC_I.
13329 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13330 (vec_stack_p_reserve_exact_1): Declare.
13331 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13332 (vec_stack_free): Declare.
13333 (VEC_stack_alloc): Define.
13334 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13335 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13336 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13337 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13339 (stack_vecs): New static variable.
13340 (vec_stack_p_reserve_exact_1): New function.
13341 (vec_stack_o_reserve_1): New static function.
13342 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13343 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13344 (vec_stack_free): New function.
13345 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13346 (VEC_df_ref_stack_alloc): Define.
13347 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13348 DEF_VEC_ALLOC_P_STACK.
13349 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13350 (struct df_collection_rec): Change _vec fields to VEC. Remove
13352 (df_free_collection_rec): Adjust for new fields.
13353 (df_insn_rescan): Use new df_collection_rec fields.
13354 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13355 (df_ref_create_structure, df_ref_record): Likewise.
13356 (df_get_conditional_uses, df_get_call_refs): Likewise.
13357 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13358 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13359 (df_record_exit_block_uses, df_bb_verify): Likewise.
13360 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13361 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13362 Remove count parameter. Change return type to void. Change all
13364 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13365 Remove count parameter. Change return type to void. Change all
13367 (df_install_refs): Change old_vec parameter to VEC. Remove count
13368 parameter. Change all callers.
13369 (df_install_mws): Change old_vec parameter to VEC. Remove count
13370 parameter. Change all callers.
13371 (df_refs_verify): Change new_rec parameter to VEC. Change call
13373 (df_mws_verify): Likewise.
13375 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13377 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13379 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13381 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13383 2009-06-10 Anthony Green <green@moxielogic.com>
13385 * config/moxie/crti.asm: New file.
13386 * config/moxie/crtn.asm: New file.
13387 * config/moxie/moxie.c: New file.
13388 * config/moxie/moxie.h: New file.
13389 * config/moxie/sfp-machine.h: New file.
13390 * config/moxie/moxie-protos.h: New file.
13391 * config/moxie/t-moxie: Created.
13392 * config/moxie/t-moxie-softfp: Created.
13393 * config/moxie/moxie.md: Created.
13394 * config/moxie/constraints.md: Created.
13395 * config.gcc: Add moxie support.
13396 * doc/md.texi (Machine Constraints): Add moxie constraints.
13397 * doc/contrib.texi (Contributors): Mention moxie port.
13398 * doc/install.texi (Specific): Mention the moxie port.
13400 2009-06-09 Ian Lance Taylor <iant@google.com>
13402 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13403 compiling with C++.
13404 * optabs.c (optab_table): Only use designated initializers if
13405 HAVE_DESIGNATED_INITIALIZERS is defined.
13406 (convert_optab_table): Likewise.
13407 (init_optabs): Always call init_insn_codes if
13408 HAVE_DESIGNATED_INITIALIZERS is not defined.
13410 2009-06-09 Ian Lance Taylor <iant@google.com>
13412 * targhooks.c (default_builtin_vectorized_function): Change fn
13413 parameter to unsigned int.
13414 (default_builtin_vectorized_conversion): Change code parameter to
13416 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13417 * targhooks.h: Update declarations.
13418 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13419 parameter to unsigned int.
13421 * c-typeck.c (comptypes_check_enum_int): New static function.
13422 (comptypes_internal): Add enum_and_int_p parameter. Change all
13424 (comp_target_types): Add location parameter. Change all callers.
13425 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13426 Change all callers.
13427 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13428 (build_conditional_expr): Add colon_loc parameter. Change all
13430 (convert_for_assignment): Add location parameter. Change all callers.
13431 * c-parser.c (c_parser_conditional_expression): Pass location of
13432 colon to build_conditional_expr.
13433 * c-tree.h (build_conditional_expr): Update declaration.
13435 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13437 * graphite.c: Revert previous patch.
13439 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13442 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13444 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13446 * tree-ssa-loop-prefetch.c
13447 (loop_prefetch_arrays): Fixed a portability problem in printf format
13450 2009-06-09 Martin Jambor <mjambor@suse.cz>
13452 PR tree-optimization/40351
13453 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13454 refrence to a potential artifical subaccess can be constructed.
13456 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13458 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13459 (sh_override_options): Likewise.
13460 * config/sh/sh.c: Include params.h.
13461 (sh_optimization_options): New.
13462 (sh_override_options): Likewise.
13463 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13464 (OVERRIDE_OPTIONS): Use sh_override_options.
13466 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13468 * dwarf2out.c (emit_cfa_remember): New variable.
13469 (add_fde_cfi): If emit_cfa_remember, recurse to add
13470 DW_CFA_remember_state first.
13471 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13472 instead just set emit_cfa_remember.
13474 2009-06-08 Jan Hubicka <jh@suse.cz>
13477 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13479 2009-06-08 Jan Hubicka <jh@suse.cz>
13481 PR middle-end/39834
13482 * cgraphunit.c (save_inline_function_body): Do not copy transform
13483 hooks for saved inline bodies.
13484 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13485 for given function.
13487 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13489 * jump.c (returnjump_p): Handle delayed branches. Add missing
13492 2009-06-08 Jan Hubicka <jh@suse.cz>
13494 PR middle-end/40102
13495 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13496 original node might've been modified.
13497 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13499 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13501 * tree-object-size.c (addr_object_size): Add OSI argument.
13502 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13503 (compute_builtin_object_size, expr_object_size): Adjust callers.
13504 (plus_stmt_object_size): Call addr_object_size instead of
13505 compute_builtin_object_size.
13507 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13508 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13510 * tree-ssa-loop-prefetch.c
13511 (gather_memory_references): Introduced a counter for the number of
13513 (anything_to_prefetch_p): Introduced a counter for the number of
13515 (is_loop_prefetching_profitable): New function with a cost model
13517 (loop_prefetch_arrays): Use the new cost model to determine if
13518 prefetching is profitable.
13519 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13520 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13521 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13522 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13523 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13524 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13526 2009-06-08 Michael Matz <matz@suse.de>
13529 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13530 partitions use the same.
13531 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13532 for basevars of SSA_NAMEs.
13533 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13534 to not expand them twice.
13535 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13538 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13540 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13541 (fdump-final-insns=, gtoggle): New.
13542 * doc/invoke.texi: Document them.
13543 * final.c (rest_of_clean_state): Dump final insn stream.
13544 * gcc.c (invoke_as): Hook in -fcompare-debug.
13545 (static_spec_functions): Add compare-debug-dump-opt,
13546 compare-debug-self-opt and compare-debug-auxbase-opt.
13547 (compare_debug, compare_debug_second, compare_debug_opt): New.
13548 (switches_debug_check, n_switches_debug_check): New.
13549 (debug_auxbase_opt, debug_check_temp_file): New.
13550 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13552 (do_self_spec): Handle arguments after switches.
13553 (do_spec_1): Add .gk extension to temp file basenames for compare.
13554 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13555 (cc1_options): Use it instead of normal auxbase computation for
13556 the second compare-debug compilation.
13557 (compare_files): New.
13558 (main): Set up and implement compare debug mode.
13559 (compare_debug_dump_opt_spec_function): New.
13560 (compare_debug_self_opt_spec_function): New.
13561 (compare_debug_auxbase_opt_spec_function): New.
13562 * toplev.c (process_options): Handle flag_gtoggle,
13563 flag_dump_final_insns.
13564 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13565 during -fcompare-debug-second compilation.
13567 2009-06-07 Ian Lance Taylor <iant@google.com>
13569 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13570 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13572 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13573 with no default node. Change warning with %H to warning_at.
13574 Don't clear warn_switch around case checking.
13575 * doc/invoke.texi (Warning Options): Clarify distinction between
13576 -Wswitch and -Wswitch-enum.
13578 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13580 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13582 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13584 * gbl-ctors.h: Add header guard.
13586 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13588 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13589 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13590 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13591 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13592 prototypes for removed functions.
13593 (expressions_equal_p): Move to ...
13594 * tree-ssa-sccvn.h: ... here and ...
13595 * matrix-reorg.c: ... adjust includes.
13597 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13599 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13601 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13603 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13604 (finish_function): Remove erroneous whitespace.
13606 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13608 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13609 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13611 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13613 * errors.c (internal_error): Commentary typo fix.
13614 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13615 * tree-ssa-pre.c: Ditto.
13617 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13619 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13620 them is supposed to hold actual statements.
13622 2009-06-06 Ian Lance Taylor <iant@google.com>
13624 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13625 empty statements can now have attributes.
13627 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13629 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13630 * config/mips/mips.md: Ditto.
13632 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13634 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13636 (__eabi_uconvert): Likewise.
13638 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13640 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13641 CFI_* definitions with IN_GCC.
13643 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13645 * xcoffout.h (xcoffout_source_line): Update prototype.
13647 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13649 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13650 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13652 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13654 PR middle-end/40340
13655 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13656 inlined_function_outer_scope_p blocks for artificial inlines
13658 * tree.c (tree_nonartificial_location): Rewrite using
13659 block_nonartificial_location.
13661 2009-06-05 Revital Eres <eres@il.ibm.com>
13662 Leehod Baruch <leehod@il.ibm.com>
13664 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13665 (expand_expr_real_1): Remove comment.
13666 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13667 Vectorize misaligned access when the target supports it.
13668 (vect_supportable_dr_alignment): Check for unaligned access support.
13669 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13672 2009-06-05 Julian Brown <julian@codesourcery.com>
13674 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13675 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13677 2009-06-05 Richard Guenther <rguenther@suse.de>
13680 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13681 as possibly unused.
13683 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13685 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13686 (save_gprs): Don't tell unwinder when a global register is saved.
13687 (s390_emit_epilogue): Emit needed epilogue unwind info.
13689 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13691 * dwarf2out.c (deferred_asm_name): New.
13692 (add_name_and_src_coords_attributes): Defer creation of
13693 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13695 (move_linkage_attr): New.
13696 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13699 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13701 * tree-nested.c (finalize_nesting_tree_1): Declare the
13702 frame_decl in the binding tree.
13704 2009-06-04 Cary Coutant <ccoutant@google.com>
13706 * basic-block.h (struct basic_block_def): Add discriminator field.
13707 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13709 * debug.c (do_nothing_debug_hooks): Add additional entry.
13710 (debug_nothing_int_charstar_int): New function.
13711 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13712 (debug_nothing_int_charstar_int): New declaration.
13713 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13714 discriminator value in .loc directive.
13715 * final.c (last_discriminator): New variable.
13716 (discriminator): New variable.
13717 (final_start_function): Initialize above variables, pass current
13718 discriminator to debug hook.
13719 (notice_source_line): Check for discriminator change.
13720 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13721 * sdbout.c (sdbout_source_line): New parameter.
13722 * tree-cfg.c (struct locus_discrim_map): New structure type.
13723 (discriminator_per_locus): New hash table.
13724 (build_gimple_cfg): Allocate and free discriminator hash table.
13725 (make_edges): Call assign_discriminator.
13726 (locus_map_hash): New function.
13727 (locus_map_eq): New function.
13728 (next_discriminator_for_locus): New function.
13729 (same_line_p): New function.
13730 (assign_discriminator): New function.
13731 (make_cond_expr_edges): Call assign_discriminator.
13732 (make_gimple_switch_edges): Likewise.
13733 (first_non_label_stmt): New function.
13734 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13736 * xcoffout.c (xcoffout_source_line): Add new parameter.
13738 * configure.ac (gcc_cv_as_discriminator): New configury check for
13739 gas support for discriminator.
13740 * configure: Regenerate.
13741 * config.in: Regenerate.
13743 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13745 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13746 val after checking for integers.
13748 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13750 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13752 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13753 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13754 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13755 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13756 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13757 X64_SSE_REGPARM_MAX.
13758 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13759 X64_SSE_REGPARM_MAX.
13761 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13763 * gcc.c (report_times_to_file): New.
13764 (execute): Implement it.
13765 (process_command): Support -time=.
13766 * doc/invoke.texi: Document it.
13768 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13770 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13771 that have value exprs.
13773 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13775 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13776 declarations for constants until...
13777 (dw2_output_indirect_constant_1): ... this point.
13779 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13782 * arm.md (arm_addsi3): Don't try to split an add with an
13783 eliminable register until after reload has completed.
13785 2009-06-03 Ian Lance Taylor <iant@google.com>
13787 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13788 * genattrtab.c (write_length_unit_log): Likewise.
13789 * genchecksum.c (dosum): Likewise.
13790 * gengtype.c (write_rtx_next): Likewise.
13791 (finish_root_table, write_roots): Likewise.
13792 * gimple.c (gimple_ops_offset_): Likewise.
13793 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13794 * config/arc/arc.c (arc_attribute_table): Likewise.
13795 * config/arm/arm.c (arm_attribute_table): Likewise.
13796 * config/avr/avr.c (avr_attribute_table): Likewise.
13797 * config/crx/crx.c (crx_attribute_table): Likewise.
13798 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13799 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13800 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13801 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13802 * config/sh/sh.c (sh_attribute_table): Likewise.
13803 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13804 * config/spu/spu.c (spu_attribute_table): Likewise.
13805 * config/v850/v850.c (v850_attribute_table): Likewise.
13807 * config/alpha/alpha.c (vms_attribute_table): Make static.
13808 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13809 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13810 * config/mips/mips.c (mips_attribute_table): Likewise.
13812 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13814 (cc1-checksum.o): Likewise.
13816 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13818 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13820 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13822 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13823 insn if it is changing sp. Use gen_add3_insn instead of
13824 conditionally gen_addsi3 and gen_adddi3.
13825 (offset_below_red_zone_p): New static inline function.
13826 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13827 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13828 * config/rs6000/ppc-asm.h: Include auto-host.h.
13829 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13830 CFI_RESTORE): Define.
13831 * config/rs6000/crtresxgpr.asm: Add unwind info.
13832 * config/rs6000/crtresxfpr.asm: Likewise.
13833 * config/rs6000/crtresgpr.asm: Likewise.
13834 * config/rs6000/crtresfpr.asm: Likewise.
13835 * config/rs6000/crtsavgpr.asm: Likewise.
13836 * config/rs6000/crtsavfpr.asm: Likewise.
13838 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13839 argument of DWARF2_FRAME_REG_OUT macros.
13841 2009-06-03 Julian Brown <julian@codesourcery.com>
13843 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13844 words or less (including TImode) in core registers.
13846 2009-06-03 Richard Guenther <rguenther@suse.de>
13848 PR middle-end/40328
13849 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13851 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13853 * statistics.c (statistics_counter_event): Do not record event
13854 in pass dump if its number == -1.
13855 (curr_statistics_hash): Add assert that we never get passes
13856 with static number == -1.
13858 2009-06-03 Richard Guenther <rguenther@suse.de>
13859 Andrey Belevantsev <abel@ispras.ru>
13861 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13862 non-BLKmode arrays addressable.
13864 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13866 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13867 * config/m68k/m68k.h: ... here.
13869 2009-06-03 Martin Jambor <mjambor@suse.cz>
13871 PR tree-optimization/40323
13872 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13875 2009-06-03 Richard Guenther <rguenther@suse.de>
13877 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13880 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13882 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13883 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13884 JUMP_TABLE_DATA_P where applicable.
13885 * config/sh/sh.c: Ditto.
13886 * config/sh/sh.h: Ditto.
13887 * config/sh/sh.md: Ditto.
13888 * config/sh/symbian.c: Ditto.
13890 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13892 * config/i386/driver-i386.c (describe_cache): Optimize
13893 concatenation of strings. Use snprintf instead of sprintf.
13894 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13895 target when not compiling with GCC.
13897 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13899 * config/sh/sh.c: Revert last change.
13900 (sh_expand_epilogue): Emit a blockage insn before the frame
13901 pointer adjustment unconditionally.
13903 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13905 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13906 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13907 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13908 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13909 to COLLECT_GCC_OPTIONS.
13911 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13913 * collect2.c (target_system_root): New variable.
13914 (main): Handle --sysroot=.
13915 (ignore_library): Strip the sysroot from the library path.
13917 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13919 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13920 (collect2.o): Depend on collect2-aix.h.
13921 (collect2-aix.o): New rule.
13922 * collect2-aix.h: New file.
13923 * collect2-aix.c: Likewise.
13924 * collect2.c: Include collect2-aix.h. Don't undefine
13925 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13926 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13927 Use TARGET_AIX_VERSION instead of _AIX51.
13928 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
13929 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
13930 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
13931 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
13932 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
13934 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13936 * collect2.c (ignore_library): Avoid premature post-increment
13937 and null deference.
13939 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13941 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
13942 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
13943 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
13944 CROSS_DIRECTORY_STRUCTURE too.
13945 (LINK_LIBG_SPEC): Likewise.
13946 (LIB_SPEC): Add %R to sysroot paths.
13947 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
13948 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
13949 * config/rs6000/aix51.h: As for aix43.h.
13950 * config/rs6000/aix52.h: Likewise.
13951 * config/rs6000/aix53.h: Likewise.
13952 * config/rs6000/aix61.h: Likewise.
13953 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
13954 to the beginning of sysroot paths.
13956 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13958 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
13959 INSN_LISTs that are out of the REG_NOTE range.
13961 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13963 * loop-unroll.c (struct iv_to_split): Add pointer to next.
13964 (struct var_to_expand): Likewise.
13965 (struct opt_info): Add head and tail for linked lists of the above.
13966 (analyze_insn_to_expand_var): Initialize next.
13967 (analyze_iv_to_split_insn): Likewise.
13968 (analyze_insns_in_loop): Create linked lists.
13969 (allocate_basic_variable): Simplify for use without hash table.
13970 (insert_var_expansion_initialization): Likewise, make it type-safer.
13971 (combine_var_copies_in_loop_exit): Likewise.
13972 (apply_opt_in_copies): Walk lists rather than hash tables.
13973 (release_var_copies): Simplified and inlined by hand into...
13974 (free_opt_info): ... this function.
13976 2009-06-02 Richard Guenther <rguenther@suse.de>
13978 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13981 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13983 * cfgexpand.c (gimple_expand_cfg): Discard the source location
13984 only for builtins that are not overridden.
13986 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13988 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
13991 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13993 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
13995 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13997 * combine.c (move_deaths): Compare LUIDs within the same BB only.
13999 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14001 * common.opt (fdump-unnumbered-links): New.
14002 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14003 * print-rtl.c (flag_dump_unnumbered_links): New.
14004 (print_rtx): Test it.
14006 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14008 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14009 push/pop multiple to 8-byte alignment.
14011 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14013 * config/i386/i386.c (queued_cfa_restores): New static variable.
14014 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14016 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14017 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14018 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14019 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14020 note unconditionally.
14021 (ix86_emit_restore_regs_using_mov): Likewise.
14022 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14023 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14024 it through to ix86_emit_restore_reg_using_pop.
14025 (ix86_emit_leave): Add RED_OFFSET argument. Call
14026 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14027 instead of adding REG_CFA_OFFSET note unconditionally.
14028 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14029 the above functions. Call ix86_add_queued_cfa_restore_notes when
14032 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14033 force output of the label even for dwarf2out_do_cfi_asm.
14034 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14035 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14036 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14038 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14039 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14040 dwarf2out_cfi_label callers.
14041 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14042 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14043 Adjust dwarf2out_cfi_label callers.
14044 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14046 * config/i386/i386.h (struct machine_cfa_state,
14047 struct machine_function): Guard with ifndef USED_FOR_TARGET
14048 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14051 * emutls.c (__emutls_get_address): Change arr->size to mean number
14052 of allocated arr->data entries instead of # of slots + 1.
14054 PR middle-end/40316
14055 * recog.c (peep2_reinit_state): New function.
14056 (peephole2_init_state): Use it at the end of a basic block and also
14057 when seeing a RTX_FRAME_RELATED_P insn.
14059 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14061 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14062 fixuns_truncrfdi2): New.
14063 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14064 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14065 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14066 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14067 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14068 *recip_approx): Remove.
14069 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14070 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14071 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14073 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14076 2009-06-01 Ian Lance Taylor <iant@google.com>
14078 * attribs.c (register_attribute): Use CONST_CAST.
14079 * collect2.c (main): Use CONST_CAST2.
14080 (scan_prog_file): Likewise.
14081 * gcc.c (process_command, main): Likewise.
14082 * toplev.c (toplev_main): Likewise.
14084 * c-typeck.c (handle_warn_cast_qual): New static function,
14085 partially broken out of build_c_cast.
14086 (build_c_cast): Call handle_warn_cast_qual.
14087 * doc/invoke.texi (Warning Options): Document new effect of
14090 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14092 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14093 (diagnostic_report_current_module): Print columns.
14094 * common.opt (flag_show_column): Enable by default.
14096 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14098 * alias.c (find_base_term): Check for NULL term before returning.
14100 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14102 Revert due to PR40320:
14103 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14104 * calls.c (emit_library_call_value_1): Don't force_operand for move
14107 2009-06-01 Olivier Hainque <hainque@adacore.com>
14108 Eric Botcazou <ebotcazou@adacore.com>
14110 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14111 to be processed as a bitfield for constructor output purposes.
14112 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14114 * varasm.c (oc_local_state): New type, output_constructor
14115 local state to support communication with helpers.
14116 (oc_outer_state): New type, output_constructor outer state of
14117 relevance in recursive calls.
14118 (output_constructor_array_range): New output_constructor helper,
14119 extracted code for an array range element.
14120 (output_constructor_regular_field): New output_constructor helper,
14121 extracted code for an element that is not a bitfield.
14122 (output_constructor_bitfield): New output_constructor helper,
14123 extracted code for a bitfield element. Accept an OUTER state
14124 argument for recursive processing. Recurse on record or array
14125 CONSTRUCTOR values, possibly past noop conversions.
14126 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14127 VALUE is a valid constant-valued expression for use in a static
14128 bit-field initializer.
14129 (output_constructor): Rework to use helpers. Accept and honor an
14130 OUTER state argument for recursive calls. Return total size. Be
14131 prepared for nested constructors initializing bitfields.
14132 (output_constant): Feed OUTER in calls to output_constructor.
14134 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14136 * calls.c (emit_library_call_value_1): Don't force_operand for move
14139 2009-06-01 Nick Clifton <nickc@redhat.com>
14141 * doc/invoke.texi (IA-64 Options): Fix typo.
14143 2009-06-01 Ira Rosen <irar@il.ibm.com>
14145 PR tree-optimization/39129
14146 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14148 (vect_do_peeling_for_loop_bound): Use
14149 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14150 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14151 (vect_loop_versioning): Likewise.
14152 (vect_create_cond_for_alias_checks): Fix indentation.
14153 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14155 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14156 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14157 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14158 "control flow in loop".
14159 (vect_estimate_min_profitable_iters): Use
14160 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14161 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14162 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14163 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14164 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14165 statement belongs to a group of strided accesses with the exact code
14167 (vectorizable_load): Likewise.
14168 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14169 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14171 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14173 * config/freebsd-stdint.h: New file.
14174 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14175 Add freebsd-stdint.h to tm_file.
14177 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14179 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14180 (thumb2_extendhidi2): Likewise.
14182 2009-05-31 Ian Lance Taylor <iant@google.com>
14184 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14186 2009-05-31 Ian Lance Taylor <iant@google.com>
14188 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14189 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14190 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14192 2009-05-31 Jason Merrill <jason@redhat.com>
14194 * tree-pretty-print.c (print_call_name): Take the callee, not the
14195 call itself. Make non-static. Use dump_function_name for functions.
14196 (dump_generic_node): Adjust.
14197 * diagnostic.h: Declare print_call_name.
14198 * gimple-pretty-print.c (dump_gimple_call): Use it.
14200 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14202 * config/sh/sh.md (ashldi3_std): New define_expand.
14205 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14208 * config/sh/sh.c: Include debug.h.
14209 (sh_expand_epilogue): Emit a blockage insn before the frame
14210 pointer adjustment also when dwarf2out_do_frame returns true.
14212 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14214 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14215 (thumb2_extendqidi2): New pattern.
14217 2009-05-31 Ira Rosen <irar@il.ibm.com>
14219 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14220 mark phis for renaming.
14221 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14222 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14223 Call mark_sym_for_renaming.
14224 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14225 * tree-vect-loop.c (vect_transform_loop): Remove
14226 vect_memsyms_to_rename initialization and a call to
14227 mark_set_for_renaming.
14229 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14231 PR middle-end/40304
14232 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14233 frame related even if !set_cfa && style < 0.
14235 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14237 * config/i386/mingw-tls.c: New file.
14238 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14239 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14240 defining _WIN32 but not __CYGWIN__.
14242 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14244 * configure.ac: Add MPC support.
14246 * config.in, configure: Regenerate.
14248 2009-05-29 Richard Henderson <rth@redhat.com>
14250 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14251 NOTE_INSN_BASIC_BLOCK.
14252 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14253 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14254 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14256 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14258 (add_cfi): Disable check redefining cfa away from drap.
14259 (lookup_cfa_1): Add remember argument; handle remember/restore.
14260 (lookup_cfa): Pass remember argument.
14261 (cfa_remember): New.
14262 (compute_barrier_args_size_1): Remove sibcall check.
14263 (dwarf2out_frame_debug_def_cfa): New.
14264 (dwarf2out_frame_debug_adjust_cfa): New.
14265 (dwarf2out_frame_debug_cfa_offset): New.
14266 (dwarf2out_frame_debug_cfa_register): New.
14267 (dwarf2out_frame_debug_cfa_restore): New.
14268 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14269 (dwarf2out_begin_epilogue): New.
14270 (dwarf2out_frame_debug_restore_state): New.
14271 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14272 DW_CFA_restore_state.
14273 (output_cfi_directive): Likewise.
14274 (convert_cfa_to_fb_loc_list): Likewise.
14275 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14276 * dwarf2out.h: Update.
14277 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14278 (copy_insn_1): Early out for null.
14279 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14280 and dwarf2out_frame_debug_restore_state.
14281 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14282 (prologue_insn_hash, epilogue_insn_hash): New.
14283 (free_after_compilation): Adjust freeing accordingly.
14284 (record_insns): Create hash table if needed; push insns into
14285 hash instead of array.
14286 (maybe_copy_epilogue_insn): New.
14287 (contains): Search hash table instead of array.
14288 (sibcall_epilogue_contains): Remove.
14289 (thread_prologue_and_epilogue_insns): Split eh_return insns
14290 and mark them as epilogues.
14291 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14292 scanning in terms of basic blocks.
14293 * insn-notes.def (CFA_RESTORE_STATE): New.
14294 * jump.c (returnjump_p_1): Accept EH_RETURN.
14295 (eh_returnjump_p_1, eh_returnjump_p): New.
14296 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14297 CFA_REGISTER, CFA_RESTORE): New.
14298 * rtl.def (EH_RETURN): New.
14299 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14301 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14302 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14304 * config/i386/i386.c (gen_push): Update cfa state.
14305 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14306 add a CFA_ADJUST_CFA note.
14307 (ix86_dwarf_handle_frame_unspec): Remove.
14308 (ix86_expand_prologue): Update cfa state.
14309 (ix86_emit_restore_reg_using_pop): New.
14310 (ix86_emit_restore_regs_using_pop): New.
14311 (ix86_emit_leave): New.
14312 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14313 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14314 * config/i386/i386.h (struct machine_cfa_state): New.
14315 (ix86_cfa_state): New.
14316 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14317 (eh_return_internal): Merge from eh_return_<mode>,
14318 use eh_return rtx, split w/ epilogue.
14320 2009-05-29 Ian Lance Taylor <iant@google.com>
14322 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14324 * calls.c (emit_library_call_value_1): Likewise.
14326 * c-typeck.c (c_build_va_arg): New function.
14327 * c-tree.h (c_build_va_arg): Declare.
14328 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14329 instead of build_va_arg.
14331 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14333 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14334 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14335 (ptr_difference_cost): Use affine combinations to compute it.
14336 (difference_cost): Likewise.
14337 (get_computation_cost_at): Compute more accurate cost for addresses
14338 if the ratio is a multiplier allowed in addresses.
14339 For non-addresses, consider that an additional offset or symbol is
14342 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14344 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14345 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14347 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14348 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14349 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14351 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14352 to 1 for TYPE_SSE{IADD1,CVT1}.
14353 (prefix_vex_imm8): Removed.
14354 (length_vex): Only pass 1 as second argument to
14355 ix86_attr_length_vex_default if prefix_extra is 0.
14356 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14357 (length): For prefix vex computation use length_immediate
14358 attribute instead of prefix_vex_imm8.
14359 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14360 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14361 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14362 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14363 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14364 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14365 a space in between the operands.
14366 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14367 if one operand is 0xff and the other one si, di, bp or sp.
14368 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14369 other one si, di, bp or sp.
14370 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14371 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14372 type and mode attributes.
14373 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14374 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14375 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14376 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14377 prefix_data16 attribute iff MODE_DF.
14378 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14379 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14380 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14381 constm128_operand in length_immediate computation.
14382 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14383 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14384 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14385 length_immediate attribute to 1.
14386 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14387 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14388 for certain alternatives.
14389 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14390 prefix_data16 attribute if MODE_V1DF.
14391 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14392 length_immediate to 1.
14393 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14394 length_address to 4, set mode attribute to MODE_DI.
14395 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14396 (fxam<mode>2_i387): Set length attribute to 4.
14397 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14398 *prefetch_3dnow_rex): Override length_address attribute.
14399 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14401 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14402 (constm128_operand): Removed.
14403 * config/i386/i386.c (memory_address_length): For
14404 disp && !index && !base in 64-bit mode account for SIB byte if
14405 print_operand_address can't optimize disp32 into disp32(%rip)
14406 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14407 for fs: or gs: segment.
14408 (ix86_attr_length_immediate_default): When checking if shortform
14409 is possible, truncate immediate to the length of the non-shortened
14411 (ix86_attr_length_address_default): Ignore MEM_P operands
14413 (ix86_attr_length_vex_default): Only check for DImode on
14414 GENERAL_REG_P operands.
14415 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14416 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14417 (sse_cvttps2pi): Clear prefix_rep attribute.
14418 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14420 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14421 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14422 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14423 iff operand 2 is const_int_operand.
14424 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14425 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14426 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14428 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14430 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14431 prefix_data16 attribute for movlpd and movhpd instructions.
14432 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14433 length_immediate for shufpd instruction.
14434 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14435 (avx_cmpp<avxmodesuffixf2c><mode>3,
14436 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14437 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14438 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14439 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14440 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14441 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14442 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14443 prefix_data16 attribute for the first alternative to 1.
14444 (*avx_loadlps): Override length_immediate for the first alternative.
14445 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14446 attributes for second alternative.
14447 (*vec_concatv2sf_sse4_1): Override length_immediate and
14448 prefix_data16 attributes for second alternative.
14449 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14450 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14451 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14452 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14453 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14454 prefix_data16 and length_immediate to 1.
14455 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14457 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14458 prefix_extra attribute for variants that don't have 0f prefix alone.
14459 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14460 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14461 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14462 *sse4_1_pextrd): Set length_immediate to 1.
14463 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14464 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14466 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14467 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14468 length_immediate to 1 for second alternative.
14469 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14470 prefix_extra and length_immediate attributes for the first
14472 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14474 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14475 to 1 for the first and third alternative.
14476 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14478 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14480 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14482 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14483 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14484 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14485 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14486 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14487 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14488 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14489 ssse3_psign<mode>3): Override prefix_rex attribute.
14490 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14491 (ssse3_palignrti): Override length_immediate to 1.
14492 (ssse3_palignrdi): Override length_immediate to 1, override
14493 prefix_rex attribute.
14494 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14495 (sse4a_extrqi): Override length_immediate to 2.
14496 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14497 (sse4a_insertq): Override prefix_data16 to 0.
14498 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14499 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14500 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14501 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14502 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14503 and length_immediate to 1.
14504 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14505 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14506 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14507 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14508 and length_immediate to 1.
14509 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14510 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14511 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14512 avx_ptest256): Override prefix_extra to 1.
14513 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14514 Override prefix_data16 and length_immediate to 1.
14515 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14516 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14517 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14518 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14519 prefix_data16 to 0 and prefix_extra to 2.
14520 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14521 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14523 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14524 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14525 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14526 and prefix_extra to 2.
14527 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14528 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14529 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14530 avx_vpermilvar<mode>3,
14531 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14532 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14533 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14534 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14535 Override prefix_extra to 1.
14536 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14537 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14538 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14539 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14540 prefix_extra and length_immediate to 1.
14541 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14543 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14544 to 1 for the first alternative.
14545 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14546 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14548 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14549 *movv2sf_internal_avx, *movv2sf_internal): Override
14550 prefix_rep attribute for certain alternatives.
14551 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14552 attributes for certain alternatives.
14553 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14554 attributes for certain alternatives.
14555 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14556 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14557 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14558 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14559 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14560 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14561 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14562 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14563 length_immediate to 1 if operand 2 is const_int_operand.
14564 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14565 *vec_extractv2si_1): Set length_immediate attribute to 1.
14566 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14567 using old 3DNOW insn rather than SSE/3DNOW_A.
14568 (mmx_emms, mmx_femms): Clear modrm attribute.
14570 2009-05-29 Martin Jambor <mjambor@suse.cz>
14572 * tree-sra.c: New implementation of SRA.
14574 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14575 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14576 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14577 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14578 (SRA_MAX_STRUCTURE_COUNT): Removed.
14579 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14580 * doc/invoke.texi (sra-max-structure-size): Removed.
14581 (sra-field-structure-ratio): Removed.
14583 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14585 PR middle-end/40291
14586 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14589 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14591 PR rtl-optimization/40101
14592 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14593 seqno. Adjust comment.
14594 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14595 inserting bookkeeping before a jump, the jump is not scheduled.
14596 When no positive seqno found, provide a value. Add comment.
14598 2009-05-29 Richard Guenther <rguenther@suse.de>
14600 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14601 short-cutting on the first component.
14603 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14605 PR middle-end/39958
14606 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14607 for trees other than decls/types.
14609 2009-05-29 Richard Guenther <rguenther@suse.de>
14611 * tree-ssa-operands.c (get_expr_operands): Do not handle
14612 INDIRECT_REFs in the handled-component case. Remove
14613 unused get_ref_base_and_extent case.
14614 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14615 tree_low_cst and host_integerp where possible.
14616 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14617 codes for equivalence.
14618 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14620 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14622 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14623 to tmake_file for i[34567]86-*-cygwin*.
14625 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14628 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14629 (altivec_categorize_keyword, init_vector_keywords,
14630 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14633 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14635 * tree.c (handle_dll_attribute): Check if node is
14636 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14638 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14640 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14642 (thumb2_zero_extendqidi2): Likewise.
14644 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14646 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14647 instead of gen_movrt.
14648 * config/sh/sh.md (movrt): Remove.
14650 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14652 * doc/invoke.texi (IA-64 Options):
14653 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14654 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14655 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14656 -msched-prefer-non-control-spec-insns,
14657 -msched-stop-bits-after-every-cycle,
14658 -msched-count-spec-in-critical-path,
14659 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14660 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14661 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14662 and -msched-spec-verbose.
14664 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14666 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14667 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14669 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14671 2009-05-28 Richard Guenther <rguenther@suse.de>
14673 * tree-ssa-alias.c (ao_ref_init): New function.
14674 (ao_ref_base): Likewise.
14675 (ao_ref_base_alias_set): Likewise.
14676 (ao_ref_alias_set): Likewise.
14677 (refs_may_alias_p_1): Change signature.
14678 (refs_may_alias_p): Adjust.
14679 (refs_anti_dependent_p): Likewise.
14680 (refs_output_dependent_p): Likewise.
14681 (call_may_clobber_ref_p_1): Change signature.
14682 (call_may_clobber_ref_p): Adjust.
14683 (stmt_may_clobber_ref_p_1): New function split out from ...
14684 (stmt_may_clobber_ref_p): ... here.
14685 (maybe_skip_until): Adjust signature.
14686 (get_continuation_for_phi): Likewise.
14687 (walk_non_aliased_vuses): Likewise.
14688 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14689 (ao_ref_init): Declare.
14690 (ao_ref_base): Likewise.
14691 (ao_ref_alias_set): Likewise.
14692 (stmt_may_clobber_ref_p_1): Likewise.
14693 (walk_non_aliased_vuses): Adjust.
14694 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14695 (get_ref_from_reference_ops): remove.
14696 (vn_reference_lookup_2): Adjust signature.
14697 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14698 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14699 (vn_reference_lookup): Adjust.
14700 (vn_reference_insert): Likewise.
14701 (vn_reference_insert_pieces): Adjust signature.
14702 (visit_reference_op_call): Adjust.
14703 * tree-ssa-pre.c (get_expr_type): Simplify.
14704 (phi_translate_1): Adjust.
14705 (compute_avail): Likewise.
14706 (translate_vuse_through_block): Do not re-build trees.
14707 (value_dies_in_block_x): Likewise.
14708 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14710 (vn_reference_lookup_pieces): Adjust declaration.
14711 (vn_reference_insert_pieces): Likewise.
14713 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14715 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14716 with checking disabled.
14718 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14722 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14723 macro definition for support of three-operand format aligned
14724 .comm directive in assembler on cygwin/pe/mingw target OS.
14725 * configure: Regenerate.
14726 * config.h: Regenerate.
14728 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14729 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14730 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14732 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14733 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14735 2009-05-28 Ira Rosen <irar@il.ibm.com>
14737 PR tree-optimization/40254
14738 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14739 in analysis of basic blocks.
14741 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14743 PR middle-end/33699
14744 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14745 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14746 (TARGET_INITIALIZER): Use it.
14747 * cse.c (CHEAPER): Move it up to the other macros.
14748 (insert): Rename this ...
14749 (insert_with_costs): ... to this. Add cost parameters. Update
14751 (insert): New function. Call insert_with_costs.
14752 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14753 find_reg_offset_for_const, try_const_anchors): New functions.
14754 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14755 when using a const-anchor. Call insert_const_anchors.
14756 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14757 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14759 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14761 * tree-inline.c (remap_decls): Enable nonlocalized variables
14762 when not optimizing.
14764 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14766 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14767 Simplify other tests involving optimize.
14769 2009-05-27 Tom Tromey <tromey@redhat.com>
14771 * unwind-dw2.c (_Unwind_DebugHook): New function.
14772 (uw_install_context): Call _Unwind_DebugHook.
14774 2009-05-27 Tom Tromey <tromey@redhat.com>
14776 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14778 2009-05-27 Ian Lance Taylor <iant@google.com>
14780 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14781 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14782 (ALL_LINKERFLAGS): Define.
14783 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14784 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14785 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14786 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14787 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14788 $(LINKER_FOR_BUILD).
14789 (build/gcov-iov$(build_exeext)): Likewise.
14791 2009-05-27 Julian Brown <julian@codesourcery.com>
14793 * gcse.c (target.h): Include.
14794 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14795 copy of argument to a pseudo register.
14797 2009-05-27 Diego Novillo <dnovillo@google.com>
14799 * tree-ssa-live.c (dump_scope_block): Document arguments.
14800 (dump_scope_blocks): Document.
14801 (debug_scope_blocks): New.
14802 * tree-flow.h (debug_scope_blocks): Declare.
14804 2009-05-21 Denis Chertykov <denisc@overta.ru>
14806 * doc/contrib.texi (Contributors): Add myself to the list.
14808 2009-05-27 Olivier Hainque <hainque@adacore.com>
14810 * expr.c (target_align): New function. Alignment the TARGET of an
14811 assignment may be assume to have.
14812 (highest_pow2_factor_for_target): Use it instead of relying on
14813 immediate tree attributes of TARGET, not necessarily honored when
14814 intermediate bitfields are involved.
14816 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14819 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14820 AVX, SSE4, AES, PCLMUL and POPCNT.
14822 2009-05-27 Diego Novillo <dnovillo@google.com>
14824 * tree-pretty-print.c (dump_location): New.
14825 (dump_generic_node): Call it.
14826 Factor code to handle BLOCK nodes ...
14827 (dump_block_node): ... here.
14829 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14831 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14833 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14835 * gcc-plugin.h: Include config.h and system.h.
14836 (IN_GCC): Define if not defined.
14838 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14840 PR middle-end/40249
14841 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14844 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14846 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14848 * config/m32r/m32r.h: Ditto.
14849 * config/m32r/m32r.md: Ditto.
14850 * config/m32r/predicates.md: Ditto.
14852 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14854 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14856 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14859 (Loading plugins): typo.
14860 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14861 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14862 (Interacting with the GCC Garbage Collector): Added new section.
14863 (Giving information about a plugin): Added new section for
14865 * ggc.h (ggc_register_root_tab): Added declaration.
14866 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14867 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14868 (register_callback): Improved comment in declaration.
14869 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14870 (extra_root_vec) Added static variable for dynamic roots registration.
14871 (ggc_register_root_tab) Added new routine.
14872 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14873 PLUGIN_GGC_MARKING event.
14874 * ggc-zone.c: Include plugin.h.
14875 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14876 * ggc-page.c: Include plugin.h.
14877 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14878 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14879 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14880 (register_callback): check lack of callbacks for
14881 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14882 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14883 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14884 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14885 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14886 dependency on plugin.h.
14887 (plugin.o): Added dependency on ggc.h...
14889 2009-05-26 Richard Guenther <rguenther@suse.de>
14891 PR middle-end/40248
14893 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14894 with mismatched comparison modes.
14896 * expr.c (expand_expr_real_1): Expand the operand of a
14897 VIEW_CONVERT_EXPR in its natural mode.
14899 2009-05-26 Ian Lance Taylor <iant@google.com>
14901 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14902 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14903 (ALL_COMPILERFLAGS): Define.
14904 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14905 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14906 (collect2$(exeext), collect2.o): Likewise.
14907 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14908 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14909 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14910 (libbackend.o, intl.o, cppdefault.o): Likewise.
14911 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14912 (build/%.o): Use $(COMPILER_FOR_BUILD).
14913 (build/gen%$(build_exeext)): Likewise.
14914 (build/gcov-iov$(build_exeext)): LIkewise.
14915 * config/t-darwin (darwin.o): Use $(COMPILER).
14916 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14917 * config/t-sol2 (sol2-c.o): Likewise.
14918 (sol2.o): Likewise.
14919 * config/t-vxworks (vxworks.o): Likewise.
14920 * config/x-darwin (host-darwin.o): Likewise.
14921 * config/x-hpux (host-hpux.o): Likewise.
14922 * config/x-linux (host-linux.o): Likewise.
14923 * config/x-solaris (host-solaris.o): Likewise.
14924 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14925 * config/arm/t-arm (arm-c.o): Likewise.
14926 * config/arm/t-pe (pe.o): Likewise.
14927 * config/arm/t-wince-pe (pe.o): Likewise.
14928 * config/i386/t-cygming (winnt.o): Likewise.
14929 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
14930 * config/i386/t-cygwin (cygwin1.o): Likewise.
14931 (cygwin2.o): Likewise.
14932 * config/i386/t-i386 (i386-c.o): Likewise.
14933 * config/i386/t-interix (winnt.o): Likewise.
14934 * config/i386/t-netware (netware.o): Likewise.
14935 * config/i386/t-nwld (nwld.o): Likewise.
14936 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
14937 * config/i386/x-i386 (driver-i386.o): Likewise.
14938 * config/i386/x-cygwin (host-cygwin.o): Likewise.
14939 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
14940 * config/ia64/t-ia64 (ia64-c.o): Likewise.
14941 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
14942 * config/mips/x-native (driver-native.o): Likewise.
14943 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
14944 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
14945 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
14946 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
14947 * config/score/t-score-elf (score7.o): Likewise.
14948 (score3.o): Likewise.
14949 * config/sh/t-sh (sh-c.o): Likewise.
14950 * config/sh/t-symbian (sh-c.o): Likewise.
14951 (symbian.o): Likewise.
14952 * config/spu/t-spu-elf (spu-c.o): Likewise.
14953 * config/v850/t-v850 (v850-c.o): Likewise.
14954 * config/v850/t-v850e (v850-c.o): Likewise.
14956 2009-05-26 Richard Guenther <rguenther@suse.de>
14958 PR tree-optimization/40122
14959 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
14960 VECTOR_CSTs if possible.
14961 (fold_gimple_assign): Likewise.
14963 2009-05-26 Richard Guenther <rguenther@suse.de>
14965 PR middle-end/40252
14966 * fold-const.c (fold_binary): Use the correct types for building
14969 2009-05-26 Richard Guenther <rguenther@suse.de>
14971 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
14972 redundant calls to merge_alias_info.
14973 (bump_vector_ptr): Likewise.
14974 * tree-ssa-copy.c (merge_alias_info): Remove.
14975 (replace_exp_1): Remove call to merge_alias_info.
14976 (propagate_tree_value): Likewise.
14977 (fini_copy_prop): Propagate points-to info.
14978 * tree-flow.h (merge_alias_info): Remove.
14980 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14982 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
14984 2009-05-25 Jan Hubicka <jh@suse.cz>
14986 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14987 * cgraph.h (struct inline_summary): New filed self_wize,
14988 size_inlining_benefit, self_time and time_inlining_benefit.
14989 (struct cgraph_global_info): Replace insns by time ans size fields.
14990 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14991 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14992 (ipcp_update_callgraph): Do not touch function bodies.
14993 * ipa-inline.c: Include except.h
14994 (MAX_TIME): New constant.
14995 (overall_insns): Remove.
14996 (leaf_node_p): New.
14997 (overall_size, max_benefit): New static variables.
14998 (cgraph_estimate_time_after_inlining): New function.
14999 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15000 (cgraph_clone_inlined_nodes): Update size.
15001 (cgraph_mark_inline_edge): Update size.
15002 (cgraph_estimate_growth): Use size info.
15003 (cgraph_check_inline_limits): Check size.
15004 (cgraph_default_inline_p): Likewise.
15005 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15006 (cgraph_decide_recursive_inlining): Check size.
15007 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15009 (cgraph_decide_inlining): Likewise.
15010 (cgraph_decide_inlining_incrementally): Likewise; honor
15011 PARAM_EARLY_INLINING_INSNS.
15012 (likely_eliminated_by_inlining_p): New predicate.
15013 (estimate_function_body_sizes): New function.
15014 (compute_inline_parameters): Use it.
15015 * except.c (must_not_throw_labels): New function.
15016 * except.h (must_not_throw_labels): Declare.
15017 * tree-inline.c (init_inline_once): Kill inlining_weigths
15018 * tree-ssa-structalias.c: Avoid uninitialized warning.
15019 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15020 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15021 (PARAM_INLINE_CALL_COST): Remove.
15022 (PARAM_EARLY_INLINING_INSNS): New.
15024 2009-05-25 Richard Guenther <rguenther@suse.de>
15026 PR tree-optimization/36327
15027 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15028 callback for reference translation or lookup at the point of may-defs.
15029 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15030 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15031 for union COMPONENT_REFs.
15032 (vn_reference_lookup_3): New callback. Lookup from memset
15033 and CONSTRUCTOR assignment, translate through struct copies.
15034 (vn_reference_lookup_pieces): Make sure to not free the
15035 passed operands array. Adjust walk_non_aliased_vuses call.
15036 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15037 make sure we do not leak memory.
15039 2009-05-25 Richard Guenther <rguenther@suse.de>
15041 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15042 * tree-inline.c (expand_call_inline): Reset the escaped and
15043 callused solutions.
15044 * tree-ssa-structalias.c (pass_build_ealias): New.
15045 * tree-pass.h (pass_build_ealias): Declare.
15046 * passes.c (init_optimization_passes): Add PTA during
15047 early optimizations.
15048 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15049 and CALLUSED solutions.
15050 (dump_points_to_solution): New function, split out from ...
15051 (dump_points_to_info_for): ... here.
15052 * tree-parloops.c (parallelize_loops): Reset the escaped and
15053 callused solutions.
15055 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15058 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15059 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15061 2009-05-25 Ira Rosen <irar@il.ibm.com>
15063 PR tree-optimization/40238
15064 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15065 statements after basic block's labels.
15066 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15067 to free the allocated memory.
15069 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15071 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15072 return address with a USE.
15074 2009-05-24 Richard Guenther <rguenther@suse.de>
15076 PR middle-end/40233
15077 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15078 array type from the main variant of the inner type.
15080 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15082 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15083 definition to bool (from int) to un-break build.
15084 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15086 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15088 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15089 discard_stmt_changes): Delete.
15090 * tree-ssa-operands.c (scb_stack): Delete.
15091 (init_ssa_operands): Do not initialize it.
15092 (fini_ssa_operands): Do not free it.
15093 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15095 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15096 update_stmt, remove the others. Fix comments.
15097 * tree-dfa.c (optimize_stack_restore): Likewise.
15098 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15099 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15100 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15101 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15103 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15104 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15105 (dom_opt_finalize_block): Likewise, adjusting access to
15107 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15108 (stmts_to_rescan): Change item type to gimple.
15109 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15111 2009-05-24 Ira Rosen <irar@il.ibm.com>
15113 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15114 * tree-pass.h (pass_slp_vectorize): New pass.
15115 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15116 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15117 * tree-vectorizer.c (timevar.h): Include.
15118 (user_vect_verbosity_level): Declare.
15119 (vect_location): Fix comment.
15120 (vect_set_verbosity_level): Update user_vect_verbosity_level
15121 instead of vect_verbosity_level.
15122 (vect_set_dump_settings): Add an argument. Ignore user defined
15123 verbosity if dump flags require higher level of verbosity. Print to
15124 stderr only for loop vectorization.
15125 (vectorize_loops): Update call to vect_set_dump_settings.
15126 (execute_vect_slp): New function.
15127 (gate_vect_slp): Likewise.
15128 (struct gimple_opt_pass pass_slp_vectorize): New.
15129 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15130 access its members.
15131 (vec_info_for_bb): New function.
15132 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15133 (VECTORIZATION_ENABLED): New macro.
15134 (SLP_ENABLED, SLP_DISABLED): Likewise.
15135 (vect_is_simple_use): Add bb_vec_info argument.
15136 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15137 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15138 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15139 vect_schedule_slp, vect_analyze_slp): Likewise.
15140 (vect_analyze_stmt): Add slp_tree argument.
15141 (find_bb_location): Declare.
15142 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15143 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15144 (vect_analyze_loop_operations, vect_analyze_loop,
15145 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15146 vect_finalize_reduction, vectorizable_reduction,
15147 vectorizable_live_operation, vect_transform_loop): Likewise.
15148 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15149 skip evolution analysis if analyzing a basic block.
15150 (dr_analyze_indices): Likewise.
15151 (initialize_data_dependence_relation): Skip the test whether the
15152 object is invariant for basic blocks.
15153 (compute_all_dependences): Skip dependence analysis for data
15154 references in basic blocks.
15155 (find_data_references_in_stmt): Don't fail in case of invariant
15156 access in basic block.
15157 (find_data_references_in_bb): New function.
15158 (find_data_references_in_loop): Move code to
15159 find_data_references_in_bb and add a call to it.
15160 (compute_data_dependences_for_bb): New function.
15161 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15162 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15164 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15165 unknown dependence in basic block and fail in case of dependence in
15167 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15168 dependence instances from either loop or basic block vectorization
15170 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15171 before calling nested_in_vect_loop_p.
15172 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15173 dependence instances from either loop or basic block vectorization
15175 (vect_verify_datarefs_alignment): Likewise.
15176 (vect_enhance_data_refs_alignment): Adjust function calls.
15177 (vect_analyze_data_refs_alignment): Likewise.
15178 (vect_analyze_group_access): Fix printing. Skip different checks if
15179 DR_STEP is 0. Keep strided stores either in loop or basic block
15180 vectorization data structure. Fix indentation.
15181 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15183 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15184 dependence instances from either loop or basic block vectorization
15186 (vect_analyze_data_refs): Update comment. Call
15187 compute_data_dependences_for_bb to analyze basic blocks.
15188 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15189 case of loop vectorization. In case of basic block vectorization use
15190 data-ref itself as a base.
15191 (vect_create_data_ref_ptr): In case of basic block vectorization:
15192 don't advance the pointer, add new statements before the current
15193 statement. Adjust function calls.
15194 (vect_supportable_dr_alignment): Support only aligned accesses in
15195 basic block vectorization.
15196 * common.opt (ftree-slp-vectorize): New flag.
15197 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15198 (vect_pattern_recog_1): Likewise.
15199 * tree-vect-stmts.c (process_use): Likewise.
15200 (vect_init_vector): Add new statements in the beginning of the basic
15201 block in case of basic block SLP.
15202 (vect_get_vec_def_for_operand): Adjust function calls.
15203 (vect_finish_stmt_generation): Likewise.
15204 (vectorizable_call): Add assert that it is loop vectorization, adjust
15206 (vectorizable_conversion, vectorizable_assignment): Likewise.
15207 (vectorizable_operation): In case of basic block SLP, take
15208 vectorization factor from statement's type and skip the relevance
15209 check. Adjust function calls.
15210 (vectorizable_type_demotion): Add assert that it is loop
15211 vectorization, adjust function calls.
15212 (vectorizable_type_promotion): Likewise.
15213 (vectorizable_store): Check for outer loop only in case of loop
15214 vectorization. Adjust function calls. For basic blocks, skip the
15215 relevance check and don't advance pointers.
15216 (vectorizable_load): Likewise.
15217 (vectorizable_condition): Add assert that it is loop vectorization,
15218 adjust function calls.
15219 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15220 that it is not reduction, get vector type, call only supported
15221 functions, skip loop specific parts.
15222 (vect_transform_stmt): Check for outer loop only in case of loop
15224 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15225 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15226 for external definition.
15227 * passes.c (pass_slp_vectorize): New pass.
15228 * tree-vect-slp.c (find_bb_location): New function.
15229 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15230 check for patterns only in loops.
15231 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15232 case of multiple types in basic block SLP.
15233 (vect_mark_slp_stmts_relevant): New function.
15234 (vect_supported_load_permutation_p): Fix comment.
15235 (vect_analyze_slp_instance): Add argument. In case of basic block
15236 SLP, take vectorization factor from statement's type, check that
15237 unrolling factor is 1. Adjust function call. Save SLP instance in
15238 either loop or basic block vectorization structure. Return FALSE,
15240 (vect_analyze_slp): Add argument. Get strided stores groups from
15241 either loop or basic block vectorization structure. Return FALSE
15242 if basic block SLP failed.
15243 (new_bb_vec_info): New function.
15244 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15245 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15246 (vect_schedule_slp): Add argument. Get SLP instances from either
15247 loop or basic block vectorization structure. Set vectorization factor
15248 to be 1 for basic block SLP.
15249 (vect_slp_transform_bb): New function.
15250 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15252 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15254 * final.c (shorten_branches): Do not align labels for jump tables.
15255 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15257 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15259 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15260 Remove outdated reference to flow.c and fix nits.
15261 * doc/gccint.texi: Tweak RTL description.
15262 * doc/rtl.texi: Likewise.
15264 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15266 * config/avr/avr.c: Change my email address.
15267 * config/avr/avr.h: Likewise.
15268 * config/avr/avr.md: Likewise.
15269 * config/avr/avr-protos.h: Likewise.
15270 * config/avr/libgcc.S: Likewise.
15272 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15274 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15275 (spu_split_load, spu_split_store): Change return type to int.
15276 (spu_split_convert): Declare.
15277 * config/spu/predicates.md (spu_mem_operand): Remove.
15278 (spu_mov_operand): Update.
15279 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15280 * config/spu/spu.c (regno_aligned_for_load): Remove.
15281 (reg_aligned_for_addr, spu_expand_load): Define.
15282 (spu_expand_extv): Reimplement and handle MEM.
15283 (spu_expand_insv): Handle MEM.
15284 (spu_sched_reorder): Handle insn's with length 0.
15285 (spu_legitimate_address_p): Reimplement.
15286 (store_with_one_insn_p): Return TRUE for any mode with size
15287 larger than 16 bytes.
15288 (address_needs_split): Define.
15289 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15291 (spu_convert_move): Define.
15292 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15293 (spu_split_store): Change all MEM's to TImode.
15294 (spu_init_expanders): Preallocate registers that correspond to
15295 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15297 (spu_split_convert): Define.
15298 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15299 (_move<mode>, _movdi, _movti): Update predicate and condition.
15300 (load, store): Change to define_split.
15301 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15303 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15304 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15305 define_insn_and_split of lshr<mode>3.
15306 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15307 (<v>ashr<mode>3_imm): Define.
15308 (extv, extzv, insv): Allow MEM operands.
15309 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15310 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15311 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15312 (_spu_convert2): Change to define_insn_and_split and remove the
15313 corresponding define_peephole2.
15314 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15315 Change predicates to memory_operand.
15317 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15319 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15321 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15323 PR tree-optimization/40219
15324 * tree.c (iterative_hash_expr): Make sure the builtin function is
15325 a normal builtin function and not a front end or back end builtin
15326 before indexing into the built_in_decls array.
15328 2009-05-22 Richard Guenther <rguenther@suse.de>
15330 PR middle-end/38964
15331 * alias.c (write_dependence_p): Do not use TBAA for answering
15332 anti-dependence or output-dependence.
15333 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15334 (emit_pointer_definition): Remove.
15335 (emit_alias_warning): Likewise.
15336 (find_what_var_points_to): Remove TBAA pruning code.
15337 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15339 (compute_points_to_sets): Remove code computing the set of
15340 dereferenced pointers.
15341 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15342 oracle for querying anti and output dependencies.
15343 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15344 if TBAA may be applied.
15345 (refs_anti_dependent_p): New function.
15346 (refs_output_dependent_p): Likewise.
15347 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15348 (refs_output_dependent_p): Likewise.
15349 * doc/tree-ssa.texi (Memory model): New section.
15350 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15351 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15352 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15353 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15354 * expr.c (expand_expr_real_1): Likewise.
15355 * gimple-low.c (lower_stmt): Likewise.
15356 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15357 (dump_gimple_cdt): Remove.
15358 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15359 (gimple_size): Likewise.
15360 (walk_gimple_op): Likewise.
15361 (is_gimple_stmt): Likewise.
15362 (walk_stmt_load_store_addr_ops): Likewise.
15363 (gimple_build_cdt): Remove.
15364 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15365 * gimple.h (gimple_cdt_new_type): Remove.
15366 (gimple_cdt_new_type_ptr): Likewise.
15367 (gimple_cdt_set_new_type): Likewise.
15368 (gimple_cdt_location): Likewise.
15369 (gimple_cdt_location_ptr): Likewise.
15370 (gimple_cdt_set_location): Likewise.
15371 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15372 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15373 GIMPLE_CHANGE_DYNAMIC_TYPE.
15374 (verify_types_in_gimple_stmt): Likewise.
15375 * tree-inline.c (estimate_num_insns): Likewise.
15376 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15377 (copy_decl_to_var): Likewise.
15378 (copy_result_decl_to_var): Likewise.
15379 * tree-pretty-print.c (dump_generic_node): Do not handle
15380 CHANGE_DYNAMIC_TYPE_EXPR.
15381 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15382 * tree-ssa-operands.c (get_expr_operands): Likewise.
15383 * tree-ssa-structalias.c (struct variable_info): Remove
15384 no_tbaa_pruning member.
15385 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15386 (unify_nodes): Do not copy it.
15387 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15388 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15389 (set_uids_in_ptset): Do not check it.
15390 (find_what_var_points_to): Likewise.
15391 (compute_tbaa_pruning): Remove.
15392 (compute_points_to_sets): Do not call it.
15393 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15394 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15395 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15396 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15397 (DECL_NO_TBAA_P): Likewise.
15398 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15399 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15400 (expand_omp_atomic_pipeline): Do not set it.
15401 * print-tree.c (print_node): Do not dump it.
15402 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15405 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15408 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15411 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15413 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15416 2009-05-22 Ben Elliston <bje@au.ibm.com>
15418 * Makefile.in (bversion.h, s-bversion): New targets.
15419 (TOPLEV_H): Add bversion.h.
15420 * toplev.h: Include "bversion.h".
15421 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15422 the __format__ attribute only if compiling with the same version
15423 of GCC as the sources (the "build version").
15425 2009-05-22 Ben Elliston <bje@au.ibm.com>
15427 * c-format.c (handle_format_attribute): Fix comment typo.
15429 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15432 * config/ia64/ia64.opt (mfused-madd): New.
15433 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15434 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15435 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15436 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15437 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15438 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15439 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15440 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15441 instruction if !TARGET_FUSED_MADD.
15442 (fpma, fpms): Remove colon from name.
15444 2009-05-22 Richard Guenther <rguenther@suse.de>
15446 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15447 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15448 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15450 (create_expression_by_pieces): Only convert if necessary.
15451 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15452 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15454 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15456 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15457 regular pattern from a template and rename it ...
15458 (*extzv_truncsi_exts): ... to this.
15460 2009-05-21 Richard Guenther <rguenther@suse.de>
15462 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15463 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15464 (cgraph_default_inline_p): Likewise.
15465 (cgraph_decide_inlining_incrementally): Likewise.
15467 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15468 Uros Bizjak <ubizjak@gmail.com>
15470 * config/i386/cpuid.h (bit_MOVBE): New.
15472 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15474 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15475 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15476 (ix86_handle_option): Handle OPT_mmovbe.
15477 (ix86_target_string): Add -mmovbe.
15478 (pta_flags): Add PTA_MOVBE.
15479 (processor_alias_table): Add PTA_MOVBE to "atom".
15480 (override_options): Handle PTA_MOVBE.
15482 * config/i386/i386.h (TARGET_MOVBE): New.
15484 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15485 (*bswapsi_movbe): New.
15486 (*bswapdi_movbe): Likewise.
15487 (bswapdi2): Renamed to ...
15488 (*bswapdi_1): This.
15489 (bswapdi2): New expander.
15491 * config/i386/i386.opt (mmovbe): New.
15493 * doc/invoke.texi: Document -mmovbe.
15495 2009-05-21 Taras Glek <tglek@mozilla.com>
15497 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15498 * gcc-plugin.h (plugin_init): Updated signature.
15499 * gcc-plugin.h (plugin_name_args): Moved to this header.
15500 * doc/plugins.texi (plugin_init): Updated documention to reflect
15502 * doc/plugins.texi (plugin_name_args): Added to documention.
15504 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15506 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15507 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15509 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15511 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15512 JUMP_TABLE_DATA_P predicates where applicable.
15513 * config/i386/predicates.md: Ditto.
15514 * config/i386/sse.md: Ditto.
15516 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15518 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15519 operand2 -128 override length_immediate attribute to 1.
15520 * config/i386/predicates.md (constm128_operand): New predicate.
15522 * config/i386/i386.c (memory_address_length): Handle %r12
15523 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15525 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15526 mode look through optional ZERO_EXTEND and SUBREG.
15527 * config/i386/i386.md (R12_REG): New define_constant.
15528 (prefix_data16): For sse unit set also for MODE_TI insns.
15529 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15530 insns set if operand 1 is ext_QIreg_operand.
15531 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15532 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15534 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15535 mode from MODE_DI to MODE_SI.
15536 (movdi_1_rex64): Override modrm and length_immediate attributes
15537 only for movabs (TYPE_IMOV, alternative 2).
15538 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15539 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15540 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15541 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15542 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15543 prefix_rex attribute if DImode.
15544 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15545 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15546 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15547 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15548 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15549 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15550 Likewise. For TYPE_IMOV clear length_immediate attribute.
15551 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15552 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15553 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15554 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15555 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15556 or one operand TYPE_ISHIFT.
15557 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15558 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15559 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15560 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15561 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15562 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15563 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15564 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15565 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15566 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15567 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15568 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15569 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15570 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15571 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15572 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15573 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15574 set mode attribute, don't override length attribute.
15575 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15577 (return_internal_long): Set length attribute to 2 instead of 1.
15578 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15579 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15580 prefix_rex attribute.
15581 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15583 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15585 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15587 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15589 2009-05-20 Ian Lance Taylor <iant@google.com>
15591 * tree.c (build_tree_list_vec_stat): New function.
15592 (ctor_to_vec): New function.
15593 (build_nt_call_vec): New function.
15594 (build_call_array): Change args to be a const pointer.
15595 (build_call_vec): New function.
15596 * tree.h (build_nt_call_vec): Declare.
15597 (build_tree_list_vec_stat): Declare.
15598 (build_tree_list_vec): Define.
15599 (build_call_array): Update declaration.
15600 (build_call_vec): Declare.
15601 (ctor_to_vec): Declare.
15602 * c-common.c (tree_vector_cache): New static variable.
15603 (make_tree_vector): New function.
15604 (release_tree_vector): New function.
15605 (make_tree_vector_single): New function.
15606 (make_tree_vector_copy): New function.
15607 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15608 (make_tree_vector_single, make_tree_vector_copy): Declare.
15609 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15610 (c_parser_expr_list): Don't manage cache here, instead call
15612 (c_parser_release_expr_list): Remove static function.
15613 (c_parser_vec_to_tree_list): Remove static function.
15614 (c_parser_attributes): Call build_tree_list_vec instead of
15615 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15616 c_parser_release_expr_list.
15617 (c_parser_postfix_expression_after_primary): Likewise.
15618 (c_parser_objc_keywordexpr): Likewise.
15620 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15622 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15623 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15624 TARGET_CONVERT_TO_TYPE.
15625 * hooks.c (hook_tree_const_tree_null): Define.
15626 * hooks.h (hook_tree_const_tree_null): Declare.
15627 * target.h (struct gcc_target): Add invalid_parameter_type,
15628 invalid_return_type, promoted_type, and convert_to_type fields.
15629 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15630 (TARGET_INVALID_RETURN_TYPE): Define.
15631 (TARGET_PROMOTED_TYPE): Define.
15632 (TARGET_CONVERT_TO_TYPE): Define.
15633 (TARGET_INITIALIZER): Update for new fields.
15634 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15635 (grokparms): Check targetm.invalid_parameter_type.
15636 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15637 * c-convert.c (convert): Check targetm.convert_to_type.
15639 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15641 * config/mips/mips.md (*extenddi_truncate<mode>,
15642 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15644 (*extendhi_truncateqi): New define_insn_and_sptit.
15646 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15648 PR middle-end/40204
15649 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15650 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15652 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15654 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15655 the operand of VIEW_CONVERT_EXPR.
15657 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15659 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15660 extended family and model for Intel processors. Support Intel Atom.
15662 2009-05-20 Olivier Hainque <hainque@adacore.com>
15664 * gstab.h (stab_code_type): Define, to be used instead of the
15665 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15667 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15668 occurrences by stab_code_type.
15669 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15671 2009-05-20 Martin Jambor <mjambor@suse.cz>
15673 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15674 (sra_insert_before): Likewise.
15675 (sra_insert_after): Likewise.
15676 (sra_init_cache): Likewise.
15677 (sra_type_can_be_decomposed_p): Likewise.
15678 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15679 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15680 (sra_insert_before): Likewise.
15681 (sra_insert_after): Likewise.
15682 (sra_init_cache): Likewise.
15683 (insert_edge_copies_seq): Made static and moved upwards.
15685 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15688 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15690 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15691 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15694 2009-05-20 Richard Guenther <rguenther@suse.de>
15696 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15697 with mismatched comparison modes.
15699 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15701 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15702 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15703 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15704 with shifts for Thumb2.
15705 (orsi_notsi): New for orn.
15706 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15707 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15708 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15709 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15710 Don't invert remainder for IOR.
15712 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15714 PR tree-optimization/40087
15715 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15716 number_of_iterations_ne): Rename never_infinite argument.
15717 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15718 number_of_iterations_le): Handle pointer-type ivs when
15719 exit_must_be_taken is false.
15720 (number_of_iterations_cond): Do not always assume that
15721 exit_must_be_taken if the control variable is a pointer.
15723 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15725 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15726 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15728 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15730 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15731 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15733 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15736 * c.opt (Wlogical-op): Disabled by default.
15737 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15739 * doc/invoke.texi (Wlogical-op): Likewise.
15741 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15743 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15745 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15746 Propagate the type of the first operand.
15747 <ASSERT_EXPR>: Simplify.
15748 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15749 Rewrite using the RHS code as discriminant.
15750 <NOP_EXPR>: Turn into CASE_CONVERT.
15751 <PLUS_EXPR>: Propagate the type of the first operand.
15753 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15755 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15756 (ia64_dconst_0_375): New.
15757 * config/ia64/ia64.c (ia64_override_options): Remove
15758 -minline-sqrt-min-latency warning.
15759 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15760 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15761 * config/ia64/ia64.md (*sqrt_approx): Remove.
15762 (sqrtsf2): Remove #if 0.
15763 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15764 (sqrtdf): Remove assert.
15765 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15766 (sqrtxf2): Remove #if 0.
15767 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15768 * div.md (sqrt_approx_rf): New.
15769 (sqrtsf2_internal_thr): New implementation.
15770 (sqrtsf2_internal_lat): New.
15771 (sqrtdf2_internal_thr: New implementation.
15772 (sqrtxf2_internal): New implementation.
15774 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15775 Hans-Peter Nilsson <hp@axis.com>
15777 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15778 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15779 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15780 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15781 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15782 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15783 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15784 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15785 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15786 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15787 * c-common.c: ...from here.
15789 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15791 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15793 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15795 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15797 2009-05-19 Ben Elliston <bje@au.ibm.com>
15799 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15800 assignments with memcpy calls.
15801 (add_fdes): Likewise.
15802 (binary_search_unencoded_fdes): Likewise.
15803 (linear_search_fdes): Eliminate type puns.
15805 2009-05-19 Richard Guenther <rguenther@suse.de>
15807 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15808 not falsely claim to have propagated into all uses.
15810 2009-05-19 Ben Elliston <bje@au.ibm.com>
15812 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15815 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15817 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15818 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15819 (TARGET_LEGITIMATE_ADDRESS_P): New.
15820 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15821 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15823 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15826 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15827 child of the containing namespace's DIE.
15829 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15831 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15832 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15833 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15836 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15839 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15840 gen_align with gen_pad.
15841 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15842 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15844 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15845 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15847 * config/i386/i386.md (align): Renamed to ...
15848 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15849 ASM_OUTPUT_MAX_SKIP_PAD.
15851 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15853 * config.gcc: Fix variable syntax.
15856 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15857 before calling exact_log2.
15858 (output_iorsi3): Likewise.
15859 (output_xorsi3): Likewise.
15861 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15863 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15864 for the none zero constant operand except for EQ and NE
15865 comprisons even when the first operand is R0.
15867 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15869 * config/s390/2064.md: Remove trailing whitespaces.
15870 * config/s390/2084.md: Likewise.
15871 * config/s390/constraints.md: Likewise.
15872 * config/s390/fixdfdi.h: Likewise.
15873 * config/s390/libgcc-glibc.ver: Likewise.
15874 * config/s390/s390-modes.def: Likewise.
15875 * config/s390/s390-protos.h: Likewise.
15876 * config/s390/s390.c: Likewise.
15877 * config/s390/s390.h: Likewise.
15878 * config/s390/s390.md: Likewise.
15879 * config/s390/tpf-unwind.h: Likewise.
15881 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15883 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15885 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15888 * configure.ac (m68k-*-*): Check if binutils support TLS.
15889 * configure: Regenerate.
15890 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15891 * config/m68k/constraints.md (Cu): New constraint.
15892 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15893 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15894 (movsi): Handle TLS symbols.
15895 (addsi3_5200): Handle XTLS symbols, indent.
15896 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15897 (m68k_tls_reference_p): Declare.
15898 (m68k_legitimize_address): Declare.
15899 (m68k_unwrap_symbol): Declare.
15900 * config/m68k/m68k.opt (mxtls): New option.
15901 * config/m68k/m68k.c (ggc.h): Include.
15902 (m68k_output_dwarf_dtprel): Implement hook.
15903 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15904 (m68k_expand_prologue): Load GOT pointer when function needs it.
15905 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15906 (m68k_legitimate_constant_address_p): Same.
15907 (m68k_decompose_address): Handle TLS references.
15908 (m68k_get_gp): New static function.
15909 (enum m68k_reloc): New contants.
15910 (TLS_RELOC_P): New macro.
15911 (m68k_wrap_symbol): New static function.
15912 (m68k_unwrap_symbol): New function.
15913 (m68k_final_prescan_insn_1): New static function.
15914 (m68k_final_prescan_insn): New function.
15915 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15917 (legitimize_pic_address): Handle TLS references..
15918 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15919 (m68k_libcall_value_in_a0_p)
15920 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15921 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15922 (m68k_legitimize_tls_address): Handle TLS references.
15923 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15925 (m68k_legitimize_address): Handle TLS symbols.
15926 (m68k_get_reloc_decoration): New static function.
15927 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
15929 (m68k_output_dwarf_dtprel): Implement hook.
15930 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
15931 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
15932 m68k_call_* routines.
15933 (sched_attr_op_type): Handle TLS symbols.
15934 (gt-m68k.h): Include.
15935 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
15936 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
15938 2009-05-18 Martin Jambor <mjambor@suse.cz>
15940 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
15941 (visit_store_addr_for_mod_analysis): New function.
15942 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
15943 (determine_cst_member_ptr): Use gimple_assign_single_p.
15944 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
15945 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
15946 operands. Don't check number of operands of a NOP_EXPR.
15948 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
15950 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
15952 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
15955 * c-common.c (warn_logical_operator): Don't warn if one of
15956 expression isn't always true or false.
15958 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
15960 * config/i386/biarch32.h: New file.
15961 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
15963 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
15965 * config/mips/mips.md (*zero_extend<mode>_trunchi,
15966 *zero_extend<mode>_truncqi): Merge these into ...
15967 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
15968 Name the pattern following this as *zero_extendhi_truncqi.
15970 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
15972 PR middle-end/39301
15973 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
15974 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
15975 (output_info): Make field HOST_WIDEST_INT.
15976 (print_statistics): Use HOST_WIDEST_INT_PRINT.
15977 (dump_bitmat_statistics): Same.
15979 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
15981 * config.gcc (use_gcc_stdint): Set to wrap.
15982 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15983 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15984 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15985 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15986 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15987 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15988 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15989 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15991 2009-05-16 Joseph Myers <joseph@codesourcery.com>
15993 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
15995 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
15996 Move definitions earlier.
15997 (OPT_ARCH64, OPT_ARCH32): Define.
15998 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16001 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16004 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16007 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16009 * arm.md (movdi2): Copy non-reg values to DImode registers.
16011 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16014 * final.c (label_to_max_skip): New function.
16015 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16016 CODE_LABEL_NUMBER <= max_labelno.
16017 * output.h (label_to_max_skip): New prototype.
16018 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16019 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16020 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16021 Handle CODE_LABELs with >= 16 byte alignment or with
16022 max_skip == (1 << align) - 1.
16023 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16024 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16027 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16028 .p2align 3 if MAX_SKIP is smaller than 7.
16029 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16031 2009-05-15 Ian Lance Taylor <iant@google.com>
16033 * alias.c (struct alias_set_entry_d): Rename from struct
16034 alias_set_entry. Change all uses.
16035 * except.c (struct call_site_record_d): Rename from struct
16036 call_site_record. Change all uses.
16037 * except.h (struct eh_region_d): Rename from struct eh_region.
16039 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16041 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16042 ivtype_map_elt. Change all uses.
16043 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16045 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16046 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16048 (struct sese_d): Rename from struct sese. Change all uses.
16049 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16050 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16051 * optabs.h (struct optab_d): Rename from struct optab. Change all
16053 (struct convert_optab_d): Rename from struct convert_optab.
16055 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16056 ipa_opt_pass. Change all uses.
16057 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16060 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16061 defined as a typedef.
16062 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16065 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16068 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16070 (merge_ranges): Returns bool.
16071 * tree.h (make_range): .. to here.
16072 (build_range_check): Likewise.
16073 (merge_ranges): Likewise. Renamed from merge_ranges.
16074 * c-typeck.c (parser_build_binary_op): Update calls to
16075 warn_logical_operator.
16076 * c-common.c (warn_logical_operator): Add new warning.
16077 * c-common.h (warn_logical_operator): Update declaration.
16079 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16081 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16083 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16085 * doc/install.texi: Document MPC requirements, flags etc.
16087 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16088 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16089 Evaluate constant arguments.
16090 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16091 (fold_builtin_1): Likewise, also evaluate constant arguments.
16092 Remove superfluous break.
16093 (do_mpc_ckconv): New.
16094 * real.h: Include mpc.h.
16095 * toplev.c (print_version): Output MPC version info if available.
16097 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16099 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16101 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16103 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16106 2009-05-15 Jan Hubicka <jh@suse.cz>
16108 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16109 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16110 (try_inline): Fix return value.
16111 (cgraph_decide_inlining_incrementally): Honor new value.
16112 (cgraph_early_inlining): Handle indirect inlining.
16113 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16115 2009-05-15 Jan Hubicka <jh@suse.cz>
16117 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16118 * cgraphunit.c (cgraph_finalize_function): Set it.
16119 (cgraph_expand_function): Use it.
16121 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16123 * real.c (encode_ieee_half): Define.
16124 (decode_ieee_half): Define.
16125 (ieee_half_format): Define.
16126 (arm_half_format): Define.
16127 * real.h (ieee_half_format): Declare.
16128 (arm_half_format): Declare.
16130 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16132 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16133 swapped, and reversed optabs exist before trying to use them.
16135 2009-05-15 Paul Brook <paul@codesourcery.com>
16136 Sandra Loosemore <sandra@codesourcery.com>
16138 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16139 loads. Allow PRE_DEC.
16140 (output_move_neon): Handle PRE_DEC.
16141 (arm_print_operand): Add 'A' for neon structure loads.
16142 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16143 * config/arm/neon.md (neon_mov): Update comment.
16144 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16146 (Um): New constraint.
16148 2009-05-15 Jan Hubicka <jh@suse.cz>
16150 Revert the following patch until testsuite fallout is fixed:
16151 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16152 * cgraph.h (struct inline_summary): New filed self_wize,
16153 size_inlining_benefit, self_time and time_inlining_benefit.
16154 (struct cgraph_global_info): Replace insns by time ans size fields.
16155 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16156 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16157 (ipcp_update_callgraph): Do not touch function bodies.
16158 * ipa-inline.c: Include except.h
16159 (MAX_TIME): New constant.
16160 (overall_insns): Remove
16161 (overall_size, max_benefit): New static variables.
16162 (cgraph_estimate_time_after_inlining): New function.
16163 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16164 (cgraph_clone_inlined_nodes): Update size.
16165 (cgraph_mark_inline_edge): Update size.
16166 (cgraph_estimate_growth): Use size info.
16167 (cgraph_check_inline_limits): Check size.
16168 (cgraph_default_inline_p): Likewise.
16169 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16170 (cgraph_decide_recursive_inlining): Check size.
16171 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16173 (cgraph_decide_inlining): Likewise.
16174 (cgraph_decide_inlining_incrementally): Likewise; honor
16175 PARAM_EARLY_INLINING_INSNS.
16176 (likely_eliminated_by_inlining_p): New predicate.
16177 (estimate_function_body_sizes): New function.
16178 (compute_inline_parameters): Use it.
16179 * except.c (must_not_throw_labels): New function.
16180 * except.h (must_not_throw_labels): Declare.
16181 * tree-inline.c (init_inline_once): Kill inlining_weigths
16182 * tree-ssa-structalias.c: Avoid uninitialized warning.
16183 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16184 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16185 (PARAM_INLINE_CALL_COST): Remove.
16186 (PARAM_EARLY_INLINING_INSNS): New.
16188 2009-05-15 Richard Guenther <rguenther@suse.de>
16190 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16191 not TODO_update_ssa.
16193 2009-05-15 Richard Guenther <rguenther@suse.de>
16195 PR tree-optimization/39999
16196 * gimple.h (gimple_expr_type): Use the expression type looking
16197 through useless conversions.
16198 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16199 (vn_nary_op_insert_stmt): Likewise.
16200 (simplify_binary_expression): Likewise.
16202 2009-05-15 Richard Guenther <rguenther@suse.de>
16204 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16205 New options, enabled by default.
16206 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16208 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16209 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16210 * tree-ssa-structalias.c (gate_tree_pta): New function.
16211 (pass_build_alias): Use it.
16213 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16216 recurse on an invariant address if a conversion from a pointer
16217 type to a wider integer type is involved.
16219 2009-05-15 Jan Hubicka <jh@suse.cz>
16221 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16222 * cgraph.h (struct inline_summary): New filed self_wize,
16223 size_inlining_benefit, self_time and time_inlining_benefit.
16224 (struct cgraph_global_info): Replace insns by time ans size fields.
16225 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16226 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16227 (ipcp_update_callgraph): Do not touch function bodies.
16228 * ipa-inline.c: Include except.h
16229 (MAX_TIME): New constant.
16230 (overall_insns): Remove
16231 (overall_size, max_benefit): New static variables.
16232 (cgraph_estimate_time_after_inlining): New function.
16233 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16234 (cgraph_clone_inlined_nodes): Update size.
16235 (cgraph_mark_inline_edge): Update size.
16236 (cgraph_estimate_growth): Use size info.
16237 (cgraph_check_inline_limits): Check size.
16238 (cgraph_default_inline_p): Likewise.
16239 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16240 (cgraph_decide_recursive_inlining): Check size.
16241 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16243 (cgraph_decide_inlining): Likewise.
16244 (cgraph_decide_inlining_incrementally): Likewise; honor
16245 PARAM_EARLY_INLINING_INSNS.
16246 (likely_eliminated_by_inlining_p): New predicate.
16247 (estimate_function_body_sizes): New function.
16248 (compute_inline_parameters): Use it.
16249 * except.c (must_not_throw_labels): New function.
16250 * except.h (must_not_throw_labels): Declare.
16251 * tree-inline.c (init_inline_once): Kill inlining_weigths
16252 * tree-ssa-structalias.c: Avoid uninitialized warning.
16253 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16254 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16255 (PARAM_INLINE_CALL_COST): Remove.
16256 (PARAM_EARLY_INLINING_INSNS): New.
16257 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16258 (inline-call-cost): Remove.
16259 (early-inlining-insns): New.
16261 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16263 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16265 (print_int_cst_bounds_in_octal_p): Likewise.
16266 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16268 * dwarf2out.c (base_type_die): Likewise.
16269 (is_subrange_type): Delete.
16270 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16271 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16272 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16273 if the destination type is boolean.
16274 (build_range_check): Do not special-case subtypes.
16275 (fold_sign_changed_comparison): Likewise.
16276 (fold_unary): Likewise.
16277 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16278 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16279 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16280 * tree.c (subrange_type_for_debug_p): New predicate based on the
16281 former is_subrange_type.
16282 * tree.h (subrange_type_for_debug_p): Declare.
16283 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16284 (convert_affine_scev): Remove call to above function.
16285 (chrec_convert_aggressive): Likewise.
16286 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16287 false for conversions involving subtypes.
16288 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16289 (vrp_val_min): Likewise.
16290 (needs_overflow_infinity): Likewise.
16291 (extract_range_from_unary_expr): Likewise.
16293 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16295 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16296 * config/frv/frv.c: Likewise.
16297 * config/s390/s390.c: Likewise.
16298 * config/sparc/sparc.h: Likewise.
16299 * config/i386/i386.h: Likewise.
16300 * config/i386/i386.c: Likewise.
16301 * config/crx/crx.c: Likewise.
16302 * config/m68hc11/m68hc11.h: Likewise.
16303 * config/iq2000/iq2000.c: Likewise.
16304 * config/mn10300/mn10300.h: Likewise.
16305 * config/mn10300/mn10300.c: Likewise.
16306 * config/m68k/m68k.c: Likewise.
16307 * config/rs6000/rs6000.c: Likewise.
16308 * config/rs6000/xcoff.h: Likewise.
16309 * config/rs6000/linux64.h: Likewise.
16310 * config/rs6000/sysv4.h: Likewise.
16311 * config/score/score3.c: Likewise.
16312 * config/score/score7.c: Likewise.
16313 * config/score/score.c: Likewise.
16314 * config/arm/arm.md: Likewise.
16315 * config/mips/mips.c: Likewise.
16316 * config/mips/mips.md: Likewise.
16317 * config/bfin/bfin.h: Likewise.
16318 * config/pa/pa.c: Likewise.
16319 * config/pa/constraints.md: Likewise.
16321 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16322 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16323 * config/pdp11/pdp11.h: Use memory_address_p instead.
16325 2009-05-14 Ian Lance Taylor <iant@google.com>
16327 * passes.c (finish_optimization_passes): Change i to int.
16328 * plugin.c (plugins_active_p): Change event to int.
16329 (dump_active_plugins): Likewise.
16330 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16332 * tree.c (tree_range_check_failed): Change c to unsigned int.
16333 (omp_clause_range_check_failed): Likewise.
16334 (build_common_builtin_nodes): Change mode to int. Add cast.
16335 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16336 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16338 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16339 ++ or -- with a variable of enum type.
16341 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16344 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16346 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16348 * store-motion.c: Do not include params.h
16349 * Makefile.in: Fix dependencies for various files.
16351 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16353 * auto-inc-dec.c: Fix pass description, remove apparent
16354 accidental duplication.
16356 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16358 PR middle-end/40147
16359 * ipa-utils.h (memory_identifier_string): Moved to ...
16360 * tree.h (memory_identifier_string): Here. Add GTY(()).
16362 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16364 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16365 in the former documentation of...
16366 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16367 * ira-conflicts.c (get_dup_num): Use address_operand.
16368 * targhooks.c (default_legitimate_address_p): New.
16369 * targhooks.h (default_legitimate_address_p): New.
16370 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16372 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16373 * target.h (struct target): Add legitimate_address_p.
16374 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16375 (TARGET_INITIALIZER): Include it.
16377 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16378 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16379 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16380 (TARGET_LEGITIMATE_ADDRESS_P): New.
16382 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16383 (REG_OK_STRICT_P): Delete.
16384 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16385 (frv_legitimate_address_p_1): ... this.
16386 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16387 (frv_legitimate_address_p_1): ... the renamed old
16388 frv_legitimate_address_p.
16389 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16390 (TARGET_LEGITIMATE_ADDRESS_P): New.
16392 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16393 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16394 * config/s390/s390.c (legitimate_address_p): Rename to...
16395 (s390_legitimate_address_p): ... this, make static.
16396 (legitimize_address): Adjust call.
16397 (TARGET_LEGITIMATE_ADDRESS_P): New.
16398 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16400 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16401 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16402 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16403 (TARGET_LEGITIMATE_ADDRESS_P): New.
16405 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16406 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16407 * config/spu/spu.c (spu_legitimate_address): Rename to...
16408 (spu_legitimate_address_p): ... this, make static.
16409 (TARGET_LEGITIMATE_ADDRESS_P): New.
16411 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16412 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16413 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16414 (sparc_legitimate_address_p): ... this, make static and return bool.
16415 (legitimize_address): Adjust call.
16416 (TARGET_LEGITIMATE_ADDRESS_P): New.
16418 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16419 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16420 * config/i386/i386.c (legitimate_address_p): Rename to...
16421 (ix86_legitimate_address_p): ... this, make static.
16422 (constant_address_p): Move after it, adjust call.
16423 (TARGET_LEGITIMATE_ADDRESS_P): New.
16425 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16426 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16427 * config/avr/avr.c (legitimate_address_p): Rename to...
16428 (avr_legitimate_address_p): ... this, make static.
16429 (legitimize_address): Adjust call.
16430 (TARGET_LEGITIMATE_ADDRESS_P): New.
16432 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16433 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16434 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16435 (TARGET_LEGITIMATE_ADDRESS_P): New.
16437 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16438 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16439 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16440 (TARGET_LEGITIMATE_ADDRESS_P): New.
16442 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16443 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16445 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16447 (TARGET_LEGITIMATE_ADDRESS_P): New.
16449 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16450 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16452 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16454 (m68hc11_legitimate_address_p): ... this, make static.
16455 (go_if_legitimate_address_internal): Rename to...
16456 (m68hc11_legitimate_address_p_1): ... this.
16457 (legitimize_address): Adjust call.
16458 (TARGET_LEGITIMATE_ADDRESS_P): New.
16460 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16461 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16462 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16463 (TARGET_LEGITIMATE_ADDRESS_P): New.
16465 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16466 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16467 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16468 (mn10300_legitimate_address_p): ... this, make static.
16469 (TARGET_LEGITIMATE_ADDRESS_P): New.
16471 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16472 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16473 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16474 (TARGET_LEGITIMATE_ADDRESS_P): New.
16476 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16477 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16478 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16479 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16480 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16481 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16482 (rs6000_legitimate_address_p): ... this, make static.
16483 (TARGET_LEGITIMATE_ADDRESS_P): New.
16484 (REG_MODE_OK_FOR_BASE_P): Delete.
16485 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16487 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16488 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16490 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16491 static, adjust types.
16492 (TARGET_LEGITIMATE_ADDRESS_P): New.
16494 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16495 * config/score/score.c (score_address_p): Rename to...
16496 (score_legitimate_address_p): ... this.
16497 (TARGET_LEGITIMATE_ADDRESS_P): New.
16498 * config/score/score3.c (score3_address_p): Rename to...
16499 (score3_legitimate_address_p): ... this.
16500 * config/score/score7.c (score7_address_p): Rename to...
16501 (score7_legitimate_address_p): ... this.
16503 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16504 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16505 GO_IF_LEGITIMATE_ADDRESS): Delete.
16506 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16507 thumb2_legitimate_address_p): Delete.
16508 (arm_legitimate_address_p): Rename to...
16509 (arm_legitimate_address_outer_p): ... this.
16510 * config/arm/constraints.md ("Uq"): Adjust call.
16511 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16512 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16514 (arm_legitimate_address_outer_p): ... this.
16515 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16517 (TARGET_LEGITIMATE_ADDRESS_P): New.
16519 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16520 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16521 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16522 (TARGET_LEGITIMATE_ADDRESS_P): New.
16524 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16525 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16526 * config/vax/vax.c (legitimate_address_p): Rename to...
16527 (vax_legitimate_address_p): ... this, make static.
16528 (TARGET_LEGITIMATE_ADDRESS_P): New.
16530 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16531 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16532 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16533 (TARGET_LEGITIMATE_ADDRESS_P): New.
16535 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16536 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16537 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16538 (mmix_legitimate_address_p): ... this, make static.
16539 (TARGET_LEGITIMATE_ADDRESS_P): New.
16541 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16542 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16543 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16544 (TARGET_LEGITIMATE_ADDRESS_P): New.
16546 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16548 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16549 of MODE_COMPLEX_INT.
16551 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16553 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16554 LCT_NORMAL in function call.
16555 * mips-tdump.c (print_file_desc): Add cast to enum type.
16556 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16557 (mark_stabs): Add casts to enum types.
16558 (parse_stabs_common): Add casts to enum types.
16560 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16562 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16563 Check for invalid values of LETTER.
16565 2009-05-13 Taras Glek <tglek@mozilla.com>
16567 * attribs.c (register_attribute): moved out attribute registration
16568 into register_attribute.
16569 * doc/plugins.texi: Documented register_attribute and
16571 * gcc-plugin.h: Added forward decl for register_attribute.
16572 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16573 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16574 PLUGIN_ATTRIBUTES boilerplate.
16576 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16578 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16579 values even in sentinel and empty entries.
16580 (ms_printf_flag_specs): Likewise.
16581 (ms_scanf_flag_specs): Likewise.
16582 (ms_strftime_flag_specs): Likewise.
16583 (ms_print_char_table): Likewise.
16584 (ms_scan_char_table): Likewise.
16585 (ms_time_char_table): Likewise.
16587 2009-05-13 Doug Kwan <dougkwan@google.com>
16589 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16591 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16593 * config/mips/mips.md (store): Add attributes for QI and HI.
16595 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16596 (truncdi<mode>2): ... this new pattern.
16598 2009-05-13 Brad Hards <bradh@kde.org>
16600 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16602 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16603 Ben Elliston <bje@au.ibm.com>
16605 PR middle-end/40035
16606 * dse.c (check_mem_read_rtx): Guard against width == -1.
16608 2009-05-13 Michael Matz <matz@suse.de>
16610 PR middle-end/39976
16611 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16612 (trivially_conflicts_p): New function.
16613 (insert_backedge_copies): Use it.
16615 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16617 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16618 (handle_stdc_pragma): Use new enum constant names.
16619 (handle_pragma_float_const_decimal64): Ditto.
16621 2009-05-13 Ian Lance Taylor <iant@google.com>
16623 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16626 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16628 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16629 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16631 * config/m68k/m68k.h (FL_UCLINUX): Define.
16633 2009-05-13 Jan Hubicka <jh@suse.cz>
16635 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16637 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16639 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16640 unless -fschedule-insns is specified.
16642 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16645 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16646 TARGET_EXPAND_CBRANCHDI4.
16647 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16648 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16649 (cmpeqdi): Fix comment.
16651 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16653 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16654 (sh_legitimate_address_p): Likewise.
16655 * config/sh/sh.c (sh_legitimate_index_p): New.
16656 (sh_legitimate_address_p): Likewise.
16657 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16658 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16659 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16660 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16661 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16662 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16663 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16664 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16665 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16667 2009-05-12 Jan Hubicka <jh@suse.cz>
16669 * tree-inline.c (estimate_operator_cost): Add operands;
16670 when division happens by constant, it is cheap.
16671 (estimate_num_insns): Loads and stores are not having cost of 0;
16672 EH magic stuff is cheap; when computing runtime cost of switch,
16673 use log2 base of amount of its cases; builtin_expect has cost of 0;
16674 compute cost for moving return value of call.
16675 (init_inline_once): Initialize time_based flags.
16676 * tree-inline.h (eni_weights_d): Add time_based flag.
16678 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16680 * df-core.c: Update head documentation.
16682 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16685 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16686 shadowing exisiting variable op1.
16688 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16691 * config/i386/driver-i386.c (processor_signatures): New enum.
16692 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16693 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16694 processor signature to detect geode processor.
16696 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16700 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16702 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16703 causes spurious differences between trunk and cond-optab branch.
16705 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16707 * dojump.c (compare_from_rtx): Delete.
16708 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16709 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16710 if the comparison does not satisfy the predicate; test predicates for
16711 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16712 further if one existing pattern fails.
16713 * expr.h (compare_from_rtx): Delete.
16714 (prepare_operand): Declare it.
16715 * optabs.c: Change "lib call" to "libcall" throughout.
16716 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16717 HAVE_conditional_trap, emit_cmp_insn): Delete.
16718 (can_compare_p): Delete cmp_optab case.
16719 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16720 Accept other parameters by value.
16721 (prepare_operand): Make non-static.
16722 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16723 other parameters by value. Try to widen operands here based on
16724 an optab_methods argument and looking at cbranch_optab.
16725 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16726 loop. Use cbranch_optab directly.
16727 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16728 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16730 (emit_conditional_move, emit_conditional_add): Inline what's needed
16731 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16732 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16733 with COMPARE. Move cmov_optab and cstore_optab above
16734 with cbranch_optab, move cmp_optab down with ucmp_optab,
16735 remove tst_otpab. Do not initialize trap_rtx.
16736 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16737 for trap code. Do not check HAVE_conditional_trap. Use
16738 prepare_cmp_insn. Accept no predicate for operand 3.
16739 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16740 (OTI_ctrap, ctrap_optab): New.
16741 (tst_optab): Delete.
16742 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16743 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16744 with lookup of ctrap_optab.
16745 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16747 (ctrap_optab): New.
16749 * combine.c (combine_simplify_rtx, simplify_set): Do not
16750 special case comparing against zero for cc0 machines.
16751 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16752 COMPARE on cc0 machines.
16753 (simplify_relational_operation): Return a new expression when
16754 a COMPARE could be removed.
16755 * final.c (final_scan_insn): Compare cc_status values
16756 against LHS of a (compare FOO (const_int 0)) cc0 source.
16757 Also check if cc_status.value is the full compare.
16759 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16760 (cstoreMM4): Document.
16761 (conditional_trap): Document ctrapMM4 instead.
16762 (sync_compare_and_swapMM): Refer to cbranchcc4.
16763 (Dependent Patterns): Eliminate obsolete information referring to
16764 the old jump optimization phase.
16765 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16766 of compares with 0 on cc0 machines.
16767 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16768 avoiding references to cc0. Remove text about storing operands
16770 * doc/tm.texi (Condition Codes): Include blurb on different
16771 condition code representations, separate into subsections for
16772 CC0, MODE_CC and conditional execution.
16774 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16775 alpha_emit_setcc): Accept operands and a machine mode.
16776 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16777 Get code/op0/op1 from operands, use machine mode argument
16778 instead of alpha_compare.fp_p. Emit the branch here.
16779 (alpha_emit_setcc): Likewise, and return boolean.
16780 (alpha_emit_conditional_move): Likewise. Assert that
16781 cmp_op_mode == cmp_mode, and simplify accordingly.
16782 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16783 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16784 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16786 (stack probe test): Use cbranchdi4.
16787 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16789 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16790 * config/arc/arc.h (movsicc, movsfcc): Use it.
16791 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16792 (cbranchsi4, cstoresi4): New.
16793 (cmpsi, bCC and sCC expanders): Remove.
16795 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16796 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16797 * config/arm/predicates.md (arm_comparison_operator): Only include
16798 floating-point operators if there is a hardware floating-point unit.
16799 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16800 deferring to cbranch_cc and cstore_cc respectively.
16801 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16802 cbranch_cc, cstore_cc): New.
16803 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16805 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16807 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16808 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16810 (adjust_insn_length): Adjust calls.
16811 (avr_reorg): Handle (compare (foo) (const_int 0)).
16812 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16813 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16814 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16815 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16817 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16818 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16820 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16821 (cbranchsi4, cstorebi4, cstoresi4): New.
16822 (movbisi): This insn is duplicate, split it to zero_extend.
16823 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16824 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16825 (bfin_optimize_loop): Use cbranch expander.
16826 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16827 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16828 (bfin_bimode_comparison_operator): ... this.
16829 (bfin_direct_comparison_operator): New.
16831 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16832 inside (compare FOO (const_int 0)).
16833 (cris_rtx_costs): Handle ZERO_EXTRACT.
16834 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16835 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16836 (*tstdi_v32): Delete.
16837 (*cmpdi_non_v32): Add M alternative for operand 1.
16838 (cmpsi, cmp<mode>): Make private.
16839 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16841 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16843 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16844 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16845 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16846 (cc_reg_operand): New.
16847 (any_cond): Delete.
16848 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16849 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16850 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16851 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16852 crx_expand_scond): Delete.
16854 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16856 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16857 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16859 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16860 cstoresi4, cstoresf4, cstoredf4): New.
16861 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16862 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16863 Receive the entire operands array.
16864 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16865 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16866 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16867 Get test/op0/op1 from the operands array.
16868 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16870 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16871 (h8300_expand_store): New.
16872 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16874 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16875 (h8300_expand_store): New.
16876 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16877 or do not try to produce (set (cc0) REG).
16878 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16879 change a compare into a move to a scratch register. Disable some
16880 peepholes when comparing with zero.
16881 (tstsi, tsthi, tstsi, cmpqi): Make private.
16883 (bCC, sCC): Delete.
16884 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16887 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16888 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16889 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16890 (ix86_emit_i387_log1p): Use cbranchxf2.
16891 (ix86_expand_setcc): Return void.
16892 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16893 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16894 cmp<MODEF>, cmpcc): Remove.
16895 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16896 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16897 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16898 (sCC and bCC expanders): Remove.
16899 (stack_protect_test): Use cbranchcc4.
16901 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16903 (ia64_expand_compare): Accept three rtx by reference and return void.
16904 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16905 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16906 from *expr. Update *expr with the BImode comparison to do.
16907 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16908 cmptf, bCC, sCC, conditional_trap): Delete.
16909 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16910 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16911 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16912 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16913 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16915 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16916 type of last argument.
16917 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16918 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16919 use machine mode argument instead of branch_type. Remove dead
16920 code for floating-point comparisons.
16921 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16922 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16924 (cbranchsi4, cstoresi4): New.
16925 * config/iq2000/predicates.md (reg_or_const_operand): New.
16927 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
16928 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
16929 (b<code>_op): Rewrite to...
16930 (bcc_op): ... this, using match_operator.
16931 (s<code>_op): Rewrite to...
16932 (scc_op): ... this, using match_operator.
16933 (s<code>_24_op): Rewrite to...
16934 (scc_op_24): ... this, using match_operator.
16935 (s<code>_<mode>): Rewrite to...
16936 (cstore<mode>4): ... this, using match_operator.
16937 (s<code>_<mode>_24): Rewrite to...
16938 (cstore<mode>4_24): ... this, using match_operator.
16939 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
16940 m32c_unpend_compare, m32c_expand_scc): Delete.
16941 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
16942 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
16943 (m32c_expand_movcc): Change NE to EQ if necessary.
16944 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
16946 * config/m32r/m32r-protos.h (gen_cond_store): New.
16947 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
16948 (gen_cond_store): New, from sCC patterns.
16949 (m32r_expand_block_move): Use cbranchsi4.
16950 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
16951 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
16952 (cbranchsi4, cstoresi4): New.
16954 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
16956 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
16957 (m68hc11_notice_update_cc): Look into a compare with 0.
16958 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
16960 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
16961 cmphi, cmpqi, bCC): Delete.
16962 (cbranchsi4, cbranchhi4, cbranchqi4): New.
16963 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
16964 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
16967 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
16968 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
16969 * config/m68k/constraints.md (H): New.
16970 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
16971 the define_insn below.
16972 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
16973 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
16974 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
16975 patterns): Wrap RHS with COMPARE.
16976 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
16977 (*cmpdi_internal): Name this pattern.
16978 (cmpdi): Change to define_insn.
16979 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
16980 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
16981 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
16983 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
16984 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
16985 (conditional_trap): Change to...
16986 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
16987 (*conditional_trap): Use the ordered_comparison_operator and
16988 const1_operand predicates.
16989 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
16990 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
16991 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
16992 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
16994 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
16995 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
16996 (mcore_gen_compare): New.
16997 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
16998 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
16999 (mcore_gen_compare): ... this.
17000 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17001 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17002 (stack probe pattern): Use cbranchsi4.
17004 * config/mips/predicates.md (mips_cstore_operator): New.
17005 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17006 * config/mips/mips.md (any_cond): Delete.
17007 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17009 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17010 fixuns_truncsfdi2): Use cbranch patterns.
17011 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17012 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17013 Adjust call to mips_expand_conditional_branch.
17014 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17016 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17017 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17018 * config/mips/mips.c (cmp_operands): Delete.
17019 (mips_emit_compare): Get comparison operands from *op0/*op1.
17020 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17021 that it succeeds. Use op0/op1 instead of cmp_operands.
17022 (mips_expand_conditional_branch, mips_expand_conditional_move,
17023 mips_expand_conditional_trap): Likewise.
17024 (mips_block_move_loop): Use cbranch patterns.
17025 * config/mips/mips.h (cmp_operands): Delete.
17027 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17028 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17029 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17030 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17031 (*cmpcc_folded): Rename to...
17032 (*cmpdi_folded): this.
17033 (*cmpcc): Rename to...
17035 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17038 (cbranchdf4): New. Handle invalid comparisons here.
17039 * config/mmix/predicates.md (float_comparison_operator): New.
17041 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17042 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17043 * config/mn10300/mn10300.md (tst): Delete.
17044 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17045 Name these patterns and wrap RHS in a compare.
17046 (*cmpsi): Make this pattern private. Include tst.
17047 (*cmpsf): Make this pattern private.
17048 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17049 (compare with zero peepholes): Likewise.
17051 (cbranchsi4, cbranchsf4): New.
17052 (casesi): Use cbranchsi4.
17054 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17055 hppa_branch_type): Delete.
17056 (return_addr_rtx): Use cbranchsi4.
17057 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17058 Emit CCFPmode comparison here.
17059 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17060 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17061 hppa_branch_type): Delete.
17062 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17063 (movsicc, movdicc): Remove references to hppa_compare_op0,
17064 hppa_compare_op1 and compare_from_rtx.
17065 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17066 (casesi): Use cbranchsi4.
17068 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17069 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17070 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17071 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17072 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17074 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17075 (*branch, *branch_inverted): New.
17077 * config/picochip/picochip.md (cbranchhi4): Use
17078 ordered_comparison_operator.
17079 (cmphi, bCC): Remove.
17081 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17082 (trap_comparison_operator): Delete.
17083 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17084 rs6000_emit_cbranch): Accept mode and operands.
17085 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17086 rs6000_compare_fp_p): Delete.
17087 (rs6000_generate_compare): Accept mode and comparison. Extract code
17088 and op0/op1 from there. Replace references to rs6000_compare_op0
17089 and rs6000_compare_op1.
17090 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17091 extract result from passed operands.
17092 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17093 extract loc from passed operands.
17094 (rs6000_emit_cmove): Likewise.
17095 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17096 rs6000_compare_fp_p): Delete.
17097 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17098 (cbranch<GPR>4, cbranch<FP>4): New.
17099 (cstore<mode>4): New. Consolidate here all choices about when to use
17100 portable or specialized sCC sequences.
17101 (stack_protect_test): Use cbranchsi4.
17102 (conditional_trap): Replace with ctrap<GPR>4.
17103 (conditional trap insn): Replace trap_comparison_operator with
17104 ordered_comparison_operator.
17106 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17107 (s390_emit_prologue): Use ctrap.
17108 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17109 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17110 New predicates replacing...
17111 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17112 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17113 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17114 (add<mode>cc): Do not use s390_compare_op0/op1.
17115 (s<code>): Change to...
17116 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17117 (seq): Change to...
17118 (cstorecc4): ... this. Handle EQ or NE equally.
17119 (*sne): Un-privatize for use in cstorecc4.
17120 (b<code>): Change to...
17121 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17122 (conditional_trap): Replace with...
17123 (ctrap<GPR>4, ctrap<FP>4): ... these.
17124 (stack_protect): Use cbranchcc4.
17126 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17127 * config/score/score-protos.h (score_gen_cmp): Delete.
17128 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17129 (score_block_move-loop): Use cbranchsi4.
17130 * config/score/score.md (cbranchsi4): New.
17131 (cmpsi, bCC): Delete.
17132 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17133 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17134 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17135 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17136 * config/score/score3.h (score3_gen_cmp): Delete.
17137 * config/score/score7.h (score7_gen_cmp): Delete.
17139 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17140 (sh_emit_scc_to_t): ... this. Return void.
17141 (from_compare): Rename to...
17142 (sh_emit_compare_and_branch): ... this.
17143 (sh_emit_compare_and_set): New.
17144 (sh_expand_t_scc): Accept operands.
17145 * config/sh/predicates.md (sh_float_comparison_operator): New.
17146 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17147 (prepare_scc_operands): Rename to...
17148 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17150 (sh_emit_cheap_store_flag): New.
17151 (sh_emit_set_t_insn): New.
17152 (from_compare): Rename to...
17153 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17154 handling of TARGET_SH2E floating point to avoid recursive call.
17155 Generate branch here.
17156 (sh_emit_compare_and_set): New.
17157 (sh_expand_t_scc): Get op0/op1 from arguments.
17158 (sh_emit_cheap_store_flag): New.
17159 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17161 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17162 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17163 (movsicc, movdicc): Do nothing when it recreated operands from
17164 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17165 prepare_scc_operands (now sh_emit_scc_to_t).
17166 (udivdi3): Use cstoresi4.
17167 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17168 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17169 (cbranchint4_media, cbranchfp4_media): New.
17170 (casesi): Use cbranchdi4.
17171 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17173 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17174 (movnegt): Remove second operand.
17175 (cbranchsf4, cbranchdf4): New.
17176 (stack_protect): Use cbranchdi4/cbranchsi4.
17178 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17179 (gen_compare_reg): Accept comparison, extract part of it to...
17180 (gen_compare_reg_1): ... this.
17181 (gen_compare_operator): Delete.
17182 (gen_v9_scc): Accept separate destination, comparison code and arms.
17183 Do not use sparc_compare_op0/sparc_compare_op1.
17184 (emit_scc_insn, emit_conditional_branch_insn): New.
17185 (emit_v9_brxx): Make static. Remove useless assertion.
17186 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17188 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17189 * config/sparc/sparc-protos.h (gen_compare_reg,
17190 sparc_emit_float_lib_cmp): Adjust prototype.
17191 (emit_scc_insn, emit_conditional_branch_insn): New.
17192 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17193 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17194 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17195 iterators to the top.
17196 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17197 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17198 snedi_special_trunc): Delete.
17199 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17200 and snedi_special_trunc.
17201 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17202 cbranchdi4, cbranch<F:mode>4): New.
17203 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17204 here. Use gen_compare_reg instead of gen_compare_operator.
17205 (conditional_trap): Replace with...
17206 (ctrapsi4, ctrapdi4): ... this.
17207 (stack_protect_test): Use cbranchcc4.
17209 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17211 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17212 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17213 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17214 from operands[0] or operands[3] depending on is_set.
17215 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17216 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17217 cmpdf, bCC), sCC: Remove.
17218 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17219 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17221 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17222 spu_emit_branch_or_set.
17224 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17226 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17227 xstormy16_compare_op1): Delete.
17228 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17229 xstormy16_compare_op1): Delete.
17230 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17232 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17233 (cmphi, cmpsi, bCC): Remove.
17235 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17236 (*cmpsi): ... this one.
17237 (cbranchsi4, cstoresi4): New.
17238 (bCC expanders): Delete.
17239 (sCC insns): Fold into...
17240 (*setcc): ... this one.
17241 (casesi): Do not use gen_cmpsi and gen_bgtu.
17242 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17243 (movsicc): Simplify.
17244 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17246 * config/vax/vax-protos.h (cond_name): New.
17247 (vax_output_conditional_branch): Remove.
17248 * config/vax/vax.c (cond_name): New.
17249 (vax_output_conditional_branch): Remove.
17250 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17251 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17252 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17253 (bit<VAXint>): Wrap source with (compare).
17254 (b<code> and following unnamed pattern): Rename to *branch and
17255 *branch_reversed. Change macroization to match_operator.
17256 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17258 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17259 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17260 Change last argument to machine_mode.
17261 (xtensa_expand_scc): Add machine_mode argument.
17262 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17263 (gen_conditional_move, xtensa_expand_conditional_branch,
17264 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17265 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17266 Adjust operand numbers.
17267 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17269 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17270 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17271 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17273 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17275 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17276 causes spurious differences between trunk and cond-optab branch.
17278 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17281 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17283 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17285 * tree.c (iterative_hash_pointer): Delete.
17286 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17287 Hash UIDs and versions of SSA names. Don't special-case built-in
17288 function declarations.
17290 2009-05-11 Ian Lance Taylor <iant@google.com>
17293 * graphite.c: Force -Wc++-compat to only be a warning before
17294 #including "cloog/cloog.h".
17296 2009-05-11 Martin Jambor <mjambor@suse.cz>
17298 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17300 2009-05-11 Jan Hubicka <jh@suse.cz>
17302 * tree-ssa-loop-ivcanon.c: Include target.h
17303 (struct loop_size): new structure.
17304 (constant_after_peeling): New predicate.
17305 (tree_estimate_loop_size): New function.
17306 (estimated_unrolled_size): Rewrite for new estimates.
17307 (try_unroll_loop_completely): Use new estimates.
17308 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17310 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17312 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17313 libcpp interface change.
17314 (spu_macro_to_expand): Likewise.
17316 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17318 PR tree-optimization/40026
17319 * gimplify.c (gimplify_init_constructor): Change initial conditional
17320 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17321 optimize_compound_literals_in_ctor.
17323 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17325 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17327 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17329 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17331 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17332 HOST_WIDE_INT for gap.
17334 2009-05-11 Ira Rosen <irar@il.ibm.com>
17336 PR tree-optimization/40074
17337 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17338 account in group size and step comparison.
17340 2009-05-11 Richard Guenther <rguenther@suse.de>
17342 * passes.c (init_optimization_passes): Strip now incorrect comment.
17343 (execute_function_todo): Do not set PROP_alias.
17344 * tree-pass.h (PROP_alias): Remove.
17345 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17346 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17347 * tree-nrv.c (pass_return_slot): Likewise.
17348 * tree-object-size.c (pass_object_sizes): Likewise.
17349 * tree-ssa-dom.c (pass_dominator): Likewise.
17350 (pass_phi_only_cprop): Likewise.
17351 * tree-ssa-dse.c (pass_dse): Likewise.
17352 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17353 (pass_cselim): Likewise.
17354 * tree-ssa-pre.c (pass_pre): Likewise.
17355 (pass_fre): Likewise.
17356 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17357 * tree-ssa-sink.c (pass_sink_code): Likewise.
17358 * tree-stdarg.c (pass_stdarg): Likewise.
17359 * tree-tailcall.c (pass_tail_calls): Likewise.
17360 * tree-vrp.c (pass_vrp): Likewise.
17362 2009-05-10 Ian Lance Taylor <iant@google.com>
17364 * basic-block.h (enum profile_status): Break out of struct
17365 control_flow_graph.
17366 * cgraph.h (struct inline_summary): Break out of struct
17368 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17369 of struct cgraph_order_sort.
17370 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17371 * cse.c (struct branch_path): Break out of struct
17372 cse_basic_block_data.
17373 * except.h (enum eh_region_type): Break out of struct eh_region.
17374 * gcc.c (enum add_del): Break out of struct modify_target.
17375 * genrecog.c (enum decision_type): Break out of struct decision_test.
17376 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17378 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17379 * regmove.c (enum match_use): New enum, broken out of struct match.
17380 * sched-int.h (enum post_call_group): New enum, broken out of
17382 (struct deps_reg): Break out of struct deps.
17383 * target.h (struct asm_int_op): Break out of struct gcc_target.
17384 * tree-eh.c (struct goto_queue_node): Break out of struct
17386 * tree-inline.h (enum copy_body_cge_which): Break out of
17388 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17390 * c-decl.c (in_struct, struct_types): New static variables.
17391 (pushtag): Add loc parameter. Change all callers.
17392 (lookup_tag): Add ploc parameter. Change all callers.
17393 (check_compound_literal_type): New function.
17394 (parser_xref_tag): Add loc parameter. Change all callers. If
17395 -Wc++-compat, warn about struct/union/enum types defined within a
17397 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17398 and loc parameters. Change all callers. Change error calls to
17399 error_at, using loc. For a redefinition, if the location of the
17400 original definition is known, report it. Set in_struct and
17401 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17402 (finish_struct): Add new parameters enclosing_in_struct and
17403 enclosing_struct_types. Change all callers. Set
17404 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17405 in the struct. If in a struct, add this struct to struct_types.
17406 (start_enum): Add loc parameter. Change all callers. Use
17407 error_at for errors, using loc. For a redefinition, if the
17408 location of the original definition is known, report it. If in a
17409 struct, add this enum type to struct_types. If -Wc++-compat warn
17410 if in sizeof, typeof, or alignof.
17411 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17412 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17413 (c_parser_enum_specifier): Get enum location for start_enum.
17414 (c_parser_struct_or_union_specifier): Get struct location for
17415 start_struct. Save in_struct and struct_types status between
17416 start_struct and finish_struct.
17417 (c_parser_cast_expression): Get location of cast.
17418 (c_parser_alignof_expression): Get location of type.
17419 (c_parser_postfix_expression): Likewise.
17420 (c_parser_postfix_expression_after_paren_type): Add type_loc
17421 parameter. Change all callers. Call check_compound_literal_type.
17422 Use type_loc for error about variable size type.
17423 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17424 of an enum constant from an enum type defined in a struct or union.
17425 (c_cast_expr): Add loc parameter. Change all callers. If
17426 -Wc++-compat, warn about defining a type in a cast.
17427 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17428 (start_enum, start_struct, finish_struct): Update declarations.
17429 (parser_xref_tag, c_cast_expr): Update declarations.
17430 (check_compound_literal_type): Declare.
17432 2009-05-11 Ben Elliston <bje@au.ibm.com>
17434 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17435 for recent libcpp interface change.
17436 (rs6000_macro_to_expand): Likewise.
17438 2009-05-10 Michael Matz <matz@suse.de>
17441 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17442 not at entry of function.
17444 2009-05-10 Richard Guenther <rguenther@suse.de>
17446 PR tree-optimization/40081
17448 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17449 using the main variant of the element type. Do not fiddle with
17450 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17452 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17453 structs with volatile fields.
17455 2009-05-10 Jan Hubicka <jh@suse.cz>
17457 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17458 (estimate_move_cost): Assert that it does not get called for
17460 (estimate_num_insns): Skip VOID types in argument handling.
17461 (optimize_inline_calls): Delete unreachable blocks and verify that
17462 callgraph is valid.
17464 2009-05-10 Jan Hubicka <jh@suse.cz>
17466 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17467 * cgraph.c (cgraph_mark_address_taken_node): New function.
17468 (dump_cgraph_node): Dump new flag.
17469 * cgraph.h (struct cgraph_node): Add address_taken.
17470 (cgraph_mark_address_taken_node): New function.
17471 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17472 since new direct calls can be born.
17474 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17476 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17477 tok->val.node.node.
17479 2009-05-10 Jan Hubicka <jh@suse.cz>
17481 PR middle-end/40084
17482 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17484 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17485 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17486 * tree-inline.c (copy_bb): Set frequency correctly.
17487 (fold_marked_statements): Update call to
17488 cgraph_update_edges_for_call_stmt.
17490 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17492 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17493 identifiers in diagnostics.
17494 * config/arm/arm.c (arm_handle_fndecl_attribute,
17495 arm_handle_isr_attribute): Likewise.
17496 * config/avr/avr.c (avr_handle_progmem_attribute,
17497 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17498 * config/bfin/bfin.c (handle_int_attribute,
17499 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17500 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17501 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17503 * config/darwin.c (darwin_handle_kext_attribute,
17504 darwin_handle_weak_import_attribute): Likewise.
17505 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17506 h8300_handle_eightbit_data_attribute,
17507 h8300_handle_tiny_data_attribute): Likewise.
17508 * config/i386/i386.c (ix86_handle_cconv_attribute,
17509 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17510 * config/i386/winnt.c (ix86_handle_shared_attribute,
17511 ix86_handle_selectany_attribute): Likewise.
17512 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17513 * config/m32c/m32c.c (function_vector_handler): Likewise.
17514 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17515 m68hc11_handle_fntype_attribute): Likewise.
17516 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17517 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17518 * config/mips/mips.c (mips_insert_attributes,
17519 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17520 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17521 rs6000_handle_struct_attribute): Likewise.
17522 * config/sh/sh.c (sh_insert_attributes,
17523 sh_handle_resbank_handler_attribute,
17524 sh_handle_interrupt_handler_attribute,
17525 sh2a_handle_function_vector_handler_attribute,
17526 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17528 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17529 * config/spu/spu.c (spu_handle_fndecl_attribute,
17530 spu_handle_vector_attribute): Likewise.
17531 * config/stormy16/stormy16.c
17532 (xstormy16_handle_interrupt_attribute): Likewise.
17533 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17534 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17536 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17538 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17539 (pp_translate_identifiers): New.
17540 (pp_identifier): Only conditionally translate identifier to locale
17542 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17543 (pp_base_tree_identifier): Only conditionally translate identifier
17544 to locale character set.
17545 * c-pretty-print.c (M_): Define.
17546 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17547 fragments for conditional translation with M_.
17548 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17549 identifier translation.
17551 2009-05-10 Richard Guenther <rguenther@suse.de>
17553 PR tree-optimization/40081
17554 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17555 using the main variant of the element type. Do not fiddle with
17556 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17558 2009-05-09 Jan Hubicka <jh@suse.cz>
17560 PR middle-end/40080
17561 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17562 indirect calls; verify cgraph afterwards.
17564 2009-05-09 Jan Hubicka <jh@suse.cz>
17567 * ipa.c (update_inlined_to_pointer): New function.
17568 (cgraph_remove_unreachable_nodes): Use it.
17570 2009-05-09 Jan Hubicka <jh@suse.cz>
17572 * tree-eh.c (struct leh_state): Remove prev_try.
17573 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17574 not track prev_try.
17575 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17576 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17577 remove_eh_handler_and_replace, foreach_reachable_handler,
17578 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17579 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17580 (gen_eh_region_cleanup): Update prototype.
17582 2009-05-09 Jan Hubicka <jh@suse.cz>
17584 PR middle-end/40043
17585 * except.c (copy_eh_region): Always set prev_try.
17586 (redirect_eh_edge_to_label): Find outer try.
17587 (foreach_reachable_handler): When looking for prev try
17588 handle case where previous try is not going to be taken.
17590 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17592 PR tree-optimization/40049
17593 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17594 only vector/vector shifts, convert the type of the constant to the
17595 appropriate type to avoid building incorrect trees, which
17596 eventually have problems with garbage collection.
17598 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17600 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17601 -1 for complex floating-point types if honoring signed zeros.
17603 2009-05-08 Jan Hubicka <jh@suse.cz>
17605 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17606 argument; handle correctly when profile is absent.
17607 (build_cgraph_edges): Update.
17608 (rebuild_cgraph_edges): Update.
17609 * cgraph.c: Do not include varray.h.
17610 (cgraph_set_call_stmt_including_clones): New function.
17611 (cgraph_create_edge_including_clones): Likewise
17612 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17613 (cgraph_update_edges_for_call_stmt): Handle clones.
17614 (cgraph_remove_node): Handle clone tree.
17615 (cgraph_remove_node_and_inline_clones): New function.
17616 (dump_cgraph_node): Dump clone tree.
17617 (cgraph_clone_node): Handle clone tree.
17618 (clone_function_name): Bring here from tree-inline.c.
17619 (cgraph_create_virtual_clone): New function.
17620 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17621 (cgraph_clone_info): New function.
17622 (strut cgraph_node): Add clone_info and new clone tree pointers.
17623 (cgraph_remove_node_and_inline_clones,
17624 cgraph_set_call_stmt_including_clones,
17625 cgraph_create_edge_including_clones,
17626 cgraph_create_virtual_clone): Declare.
17627 (cgraph_function_versioning): Use VEC argument.
17628 (compute_call_stmt_bb_frequency): Update prototype.
17629 (cgraph_materialize_all_clones): New function.
17630 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17631 (ipcp_create_replace_map): Update to VECtors.
17632 (ipcp_update_callgraph): Use virtual clones.
17633 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17634 (ipcp_update_profiling): Do not update local profiling.
17635 (ipcp_insert_stage): Use VECtors and virtual clones.
17636 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17637 (clone_of_p): New function.
17638 (cgraph_preserve_function_body_p): Use clone tree.
17639 (cgraph_optimize): Materialize clones.
17640 (cgraph_function_versioning): Update for VECtors.
17641 (save_inline_function_body): Use clone tree.
17642 (cgraph_materialize_clone): New function.
17643 (cgraph_materialize_all_clones): Likewise.
17644 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17645 * ipa.c: Include gimple.h.
17646 (cgraph_remove_unreachable_nodes): Use clone tree.
17647 * ipa-prop.c (ipa_note_param_call): Update call to
17648 compute_call_stmt_bb_frequencycall.
17649 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17650 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17651 (copy_bb): Handle updating of clone tree; add new edge when new call
17653 (expand_call_inline): Be strict about every call having edge.
17654 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17655 (delete_unreachable_blocks_update_callgraph): New function.
17656 (tree_function_versioning): Use VECtors; always remove unreachable
17657 blocks and fold conditionals.
17658 * tree-inline.h: Do not include varray.h.
17659 (tree_function_versioning): Remove.
17660 * Makefile.in (GTFILES): Remove tree-inline.c
17661 * passes.c (do_per_function): Do only functions having body.
17662 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17665 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17666 Andrew Morrow <acm@google.com>
17669 * c-common.c (c_common_attribute_table): Permit deprecated
17670 attribute to take an optional argument.
17671 (handle_deprecated_attribute): If the optional argument to
17672 __attribute__((deprecated)) is not a string ignore the attribute
17673 and emit a warning.
17675 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17676 * c-typeck.c (build_component_ref): Likewise.
17677 (build_external_ref): Likewise.
17679 * toplev.c (warn_deprecated_use): Add an attribute argument.
17680 Emit the message associated with __attribute__((deprecated)).
17682 * toplev.h (warn_deprecated_use): Updated.
17684 * doc/extend.texi: Document new optional parameter to
17685 __attribute__((deprecated))
17687 2009-05-08 Michael Eager <eager@eagercon.com>
17689 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17690 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17692 2009-05-08 Richard Guenther <rguenther@suse.de>
17694 PR tree-optimization/40062
17695 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17696 Avoid exponential behavior.
17698 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17700 PR rtl-optimization/33928
17702 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17703 process_uses, build_single_def_use_links): New.
17704 (update_df): Update use_def_ref.
17705 (forward_propagate_into): Use get_def_for_use instead of use-def
17707 (fwprop_init): Call build_single_def_use_links and let it initialize
17709 (fwprop_done): Free use_def_ref.
17710 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17711 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17712 df_rd_simulate_one_insn): New.
17713 (df_rd_bb_local_compute_process_def): Update head comment.
17714 (df_chain_create_bb): Use the new RD simulation functions.
17715 * df.h (df_rd_simulate_artificial_defs_at_top,
17716 df_rd_simulate_one_insn): New.
17717 * opts.c (decode_options): Enable fwprop at -O1.
17718 * doc/invoke.texi (-fforward-propagate): Document this.
17720 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17723 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17724 and one complex operand specially.
17725 * tree-complex.c (some_nonzerop): Do not identify a real value as
17726 zero if flag_signed_zeros.
17728 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17730 PR rtl-optimization/33928
17731 * loop-invariant.c (record_use): Fix && vs. || mishap.
17733 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17735 PR rtl-optimization/33928
17736 * loop-invariant.c (struct use): Add addr_use_p.
17737 (struct def): Add n_addr_uses.
17738 (struct invariant): Add cheap_address.
17739 (create_new_invariant): Set cheap_address.
17740 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17741 (record_uses): Pass df_ref to record_use.
17742 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17745 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17747 * config/sh/sh.c: Do not include c-pragma.h.
17749 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17751 * config/spu/spu.c: Remove include of c-common.h.
17753 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17756 * c-common.h (mark_valid_location_for_stdc_pragma,
17757 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17758 clear_float_const_decimal64, float_const_decimal64_p): New.
17759 * c.opt (Wunsuffixed-float-constants): New.
17760 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17761 unsuffixed float constant, handle new warning.
17762 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17763 * c-decl.c (c_scope): New flag float_const_decimal64.
17764 (set_float_const_decimal64, clear_float_const_decimal64,
17765 float_const_decimal64_p): New.
17766 (push_scope): Set new flag.
17767 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17768 to use STDC pragmas.
17769 (c_parser_external_declaration): Ditto.
17770 (c_parser_compound_statement_nostart): Ditto.
17771 * c-pragma.c (valid_location_for_stdc_pragma,
17772 mark_valid_location_for_stdc_pragma,
17773 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17774 handle_pragma_float_const_decimal64): New.
17775 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17776 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17777 set_float_const_decimal64, clear_float_const_decimal64,
17778 float_const_decimal64_p): New dummy functions.
17779 * doc/extend.texi (Decimal Float): Remove statement that the
17780 pragma, and suffix for double constants, are not supported.
17781 * doc/invoke.texi (Warning Options): List new option.
17782 (-Wunsuffixed-float-constants): New.
17784 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17786 * config/i386/i386.c: Do not include c-common.h.
17788 2009-05-07 Mark Heffernan <meheff@google.com>
17790 * doc/invoke.texi (Debugging Options): Document change of debugging
17792 * opts.c (decode_options): Make dump_base_name relative to
17793 aux_base_name directory.
17795 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17797 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17798 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17800 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17802 * Makefile.in (install-plugin): Simplify a bit.
17804 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17806 * Makefile.in (OBJS-common): Add regcprop.o.
17808 * timevar.def (TV_CPROP_REGISTERS): New.
17809 * regrename.c (regrename_optimize): Return 0.
17810 (rest_of_handle_regrename): Delete.
17811 (pass_rename_registers): Point to regrename_optimize.
17812 (struct value_data_entry, struct value_data,
17813 kill_value_one_regno, kill_value_regno, kill_value,
17814 set_value_regno, init_value_data, kill_clobbered_value,
17815 kill_set_value, kill_autoinc_value, copy_value,
17816 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17817 replace_oldest_value_reg, replace_oldest_value_addr,
17818 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17819 debug_value_data, validate_value_data): Move...
17820 * regcprop.c: ... here.
17821 (rest_of_handle_cprop): Delete.
17822 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17824 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17826 PR middle-end/40057
17827 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17828 GEN_INT for 1 << bitnum.
17829 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17830 build_int_cst_type.
17832 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17834 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17835 Remove wrong description of "nand" operation.
17837 2009-05-06 Richard Guenther <rguenther@suse.de>
17838 Adam Nemet <anemet@caviumnetworks.com>
17840 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17841 comment. Add that if LHS is not a gimple register, then RHS1 has
17842 to be a single object (GIMPLE_SINGLE_RHS).
17844 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17846 * expr.c (get_def_for_expr): Move it up in the file.
17847 (store_field): When expanding a bit-field store, look at the
17848 defining gimple stmt for the masking conversion.
17850 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17852 PR middle-end/39986
17853 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17854 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17855 32-bit memcpy into long.
17857 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17859 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17860 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17862 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17863 instead of appending DW_OP_deref*.
17865 2009-05-06 Michael Matz <matz@suse.de>
17867 PR middle-end/40021
17868 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17869 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17871 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17873 * Makefile.in (install-plugin): Fix srcdir handling.
17875 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17877 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17878 when processing for not_regs_needed bitmap.
17879 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17880 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17881 handling it for rhs.
17883 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17885 * config/i386/i386.md (unnamed inc/dec peephole): Use
17886 optimize_insn_for_size_p instead of optimize_size.
17887 * config/i386/predicates.md (incdec_operand): Likewise.
17888 (aligned_operand): Likewise.
17889 * config/i386/sse.md (divv8sf3): Likewise.
17890 (sqrtv8sf2): Likewise.
17892 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17894 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17896 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17898 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17900 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17901 ssemodesuffixf2c with avxmodesuffixf2c.
17903 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17906 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17908 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17910 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17911 (struct tree_base): Adjust spacing for 8 bit boundaries.
17912 (struct tree_decl_common): Add decl_by_reference_flag bit.
17913 (DECL_BY_REFERENCE): Adjust.
17914 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17915 print DECL_BY_REFERENCE bit.
17916 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17917 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17918 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17919 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17922 PR middle-end/39666
17923 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17924 range of the type, but default label is missing, add it with one
17925 of the existing labels instead of adding a new label for it.
17927 2009-05-05 Joseph Myers <joseph@codesourcery.com>
17931 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
17933 * Makefile.in (enable_plugin, plugin_includedir): New.
17934 (install): Depend on install-plugin.
17935 (PLUGIN_HEADERS): New.
17936 (install-plugin): New.
17937 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
17939 2009-05-05 Richard Guenther <rguenther@suse.de>
17941 PR tree-optimization/40022
17942 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
17944 (phivn_valid_p): Fix tuplification error, simplify.
17945 (phiprop_insert_phi): Add dumps.
17946 (propagate_with_phi): Simplify.
17948 2009-05-05 Richard Guenther <rguenther@suse.de>
17950 PR middle-end/40023
17951 * builtins.c (gimplify_va_arg_expr): Properly build the address.
17953 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
17955 * tree.h (strip_float_extensions): Remove duplicate declaration.
17956 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
17957 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
17958 block_ultimate_origin): Rearrange the declarations line to match the
17959 comment that indicates the .c file which the functions are defined.
17960 (dwarf2out_*, set_decl_rtl): Add comment.
17961 (get_base_address): Adjust comment.
17962 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
17963 declarations line and add comment.
17964 (is_builtin_name): Add blank after function name, for clarity.
17966 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17968 * attribs.c (decl_attributes): Use %qE for identifiers in
17970 * cgraphunit.c (verify_cgraph_node): Translate function names to
17971 locale character set in diagnostics.
17972 * coverage.c (get_coverage_counts): Use %qE for identifiers in
17974 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
17975 Document that functions are named in UTF-8.
17976 * expr.c (expand_expr_real_1): Translate function names to locale
17977 character set in diagnostics.
17978 * gimplify.c (omp_notice_variable, omp_is_private,
17979 gimplify_scan_omp_clauses): Use %qE for identifiers in
17981 * langhooks.c (lhd_print_error_function): Translate function names
17982 to locale character set.
17983 * langhooks.h (decl_printable_name): Document that return value is
17984 in internal character set.
17985 * stmt.c: Include pretty-print.h
17986 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
17988 (resolve_operand_name_1): Translate named operand name to locale
17990 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
17992 * toplev.c (announce_function): Translate function names to locale
17994 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
17995 (default_tree_printer): Use pp_identifier or translate identifiers
17996 to locale character set. Mark "<anonymous>" for translation.
17997 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
17998 for identifiers in diagnostics.
17999 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18001 * varasm.c (output_constructor): Use %qE for identifiers in
18004 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18006 * configure.ac: use ` ` instead of $()
18007 * configure: Regenerate.
18009 2009-05-05 Ben Elliston <bje@au.ibm.com>
18011 * config/pa/linux-atomic.c: Eliminate conditional include of
18012 errno.h on non-LP64 systems to simplify build requirements.
18014 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18016 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18018 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18019 and pass value to identifier_to_locale.
18020 (warn_variable_length_array): Make name a tree.
18021 (grokdeclarator): Separate diagnostic texts for named and unnamed
18022 declarators. Use %qE for named declarators.
18023 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18025 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18026 identifiers in diagnostics.
18027 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18028 identifier_to_locale. Mark "anonymous" strings for translation.
18030 2009-05-04 Michael Eager <eager@eagercon.com>
18032 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18033 address for DImode/DFmode only if double-precision FP regs.
18035 2009-05-04 Michael Eager <eager@eagercon.com>
18037 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18038 TARGET_SINGLE_FLOAT check.
18040 2009-05-04 Michael Eager <eager@eagercon.com>
18042 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18044 2009-05-04 Michael Eager <eager@eagercon.com>
18046 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18047 * config/rs6000/t-xilinx: New
18049 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18051 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18052 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18053 * gcc/explow.c (memory_address): Use target hook.
18054 * gcc/targhooks.c (default_legitimize_address): New.
18055 * gcc/targhooks.h (default_legitimize_address): New.
18056 * gcc/target.h (legitimize_address): New.
18057 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18058 (TARGET_INITIALIZER): Include it.
18059 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18061 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18062 * config/bfin/bfin.c (legitimize_address): Remove.
18063 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18064 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18066 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18067 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18069 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18070 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18071 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18072 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18073 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18074 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18075 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18076 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18077 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18078 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18079 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18080 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18081 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18082 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18083 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18084 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18085 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18086 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18087 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18088 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18089 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18090 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18091 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18093 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18094 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18095 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18096 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18097 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18098 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18099 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18100 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18101 (thumb_legitimize_address): Delete.
18102 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18103 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18104 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18105 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18106 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18107 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18109 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18112 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18113 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18114 * config/m32r/m32r.c (m32r_legitimize_address): New.
18115 * config/m68k/m68k.c (m68k_legitimize_address): New.
18116 * config/score/score.c (score_legitimize_address): Standardize.
18117 * config/score/score3.c (score3_legitimize_address): Standardize.
18118 * config/score/score3.h (score3_legitimize_address): Adjust.
18119 * config/score/score7.c (score7_legitimize_address): Standardize.
18120 * config/score/score7.h (score7_legitimize_address): Adjust.
18121 * config/sh/sh.c (sh_legitimize_address): New.
18122 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18124 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18125 (s390_legitimize_address): ... this.
18126 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18127 (sparc_legitimize_address): ... this.
18128 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18129 (ix86_legitimize_address): ... this.
18130 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18131 (avr_legitimize_address): ... this.
18132 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18133 (mn10300_legitimize_address): ... this.
18134 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18135 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18136 (alpha_expand_mov): Adjust call.
18138 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18139 * config/spu/spu.c (spu_legitimize_address): Likewise.
18140 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18141 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18143 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18145 * intl.c (locale_encoding, locale_utf8): New.
18146 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18147 * intl.h (locale_encoding, locale_utf8): Declare.
18148 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18149 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18151 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18153 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18154 (pp_base_tree_identifier): Declare as function.
18155 (identifier_to_locale): Declare.
18156 * Makefile.in (pretty-print.o): Update dependencies.
18157 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18159 2009-05-04 Richard Guenther <rguenther@suse.de>
18161 PR middle-end/40015
18162 * builtins.c (fold_builtin_memory_op): Do not decay to element
18163 type if the size matches the whole array.
18165 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18167 * expmed.c (synth_mult): When trying out a shift, pass the result
18170 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18172 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18173 (shiftsub1_cost): New.
18174 (init_expmed): Compute shiftsub1_cost.
18175 (synth_mult): Optimize multiplications by constants of the form
18176 -(2^^m-1) for some constant positive integer m.
18178 2009-05-03 Richard Guenther <rguenther@suse.de>
18181 * c-typeck.c (array_to_pointer_conversion): Do not built
18182 ADDR_EXPRs of arrays of pointer-to-element type.
18183 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18184 up wrong ADDR_EXPRs after-the-fact.
18185 * c-common.c (strict_aliasing_warning): Strip pointer
18186 conversions for obtaining the original type.
18187 * builtins.c (fold_builtin_memset): Handle array types.
18188 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18191 2009-05-03 Richard Guenther <rguenther@suse.de>
18193 PR middle-end/23329
18194 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18195 Do not lose casts from array types with unknown extent to array
18196 types with known extent.
18197 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18198 alias set compatibility.
18200 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18202 * flags.h (extra_warnings): Delete.
18203 * toplev.c (process_options): Handle Wuninitialized here.
18204 * opts.c (extra_warnings): Delete.
18205 (set_Wextra): Delete.
18206 (common_handle_option): -Wextra can be handled automatically.
18207 * c-opts.c (c_common_handle_option): Delete obsolete code.
18208 (c_common_post_options): Simplify comment.
18209 * common.opt (W): Add Var.
18211 (Wuninitialized): Initialize to -1.
18213 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18214 Richard Guenther <rguenther@suse.de>
18216 * expr.c (get_def_for_expr): New function.
18217 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18218 SSA rather than trees.
18219 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18220 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18222 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18224 * c-common.c (reswords): Add _Imaginary.
18225 * c-common.c (enum rid): Add RID_IMAGINARY.
18227 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18229 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18230 Patch by Richard Guenther.
18232 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18234 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18235 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18236 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18237 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18238 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18239 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18240 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18241 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18242 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18243 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18244 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18245 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18246 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18247 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18248 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18249 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18250 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18251 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18253 2009-05-02 Richard Guenther <rguenther@suse.de>
18255 PR tree-optimization/39940
18256 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18259 2009-05-02 Richard Guenther <rguenther@suse.de>
18261 PR middle-end/40001
18262 * tree-ssa.c (execute_update_addresses_taken): Properly check
18263 if we can mark a variable DECL_GIMPLE_REG_P.
18264 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18265 back to the end of the function.
18266 (is_gimple_reg_type): Remove complex type special casing.
18267 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18270 2009-05-02 Ben Elliston <bje@au.ibm.com>
18272 * doc/collect2.texi (Collect2): Document search path behaviour
18273 when configured with --with-ld.
18275 2009-05-02 Jan Hubicka <jh@suse.cz>
18277 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18278 parameter; update callers.
18279 (coalesce_cost_edge): EH edges are costier because they needs
18280 splitting even if not critical and even more costier when there are
18281 multiple EH predecestors.
18283 2009-05-02 Jan Hubicka <jh@suse.cz>
18285 * except.c (remove_eh_handler_and_replace): Handle updating after
18286 removing TRY blocks.
18288 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18290 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18292 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18294 * varasm.c: Do not include c-pragma.h.
18295 * attribs.c: Do not incude c-common.h.
18297 2009-05-01 Michael Matz <matz@suse.de>
18299 * calls.c (initialize_argument_information): Handle SSA names like
18300 decls with a non MEM_P DECL_RTL.
18302 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18304 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18305 * ipa-utils.c: Likewise.
18306 * ipa-type-escape.c: Likewise.
18307 * cgraphunit.c Do not include c-common.h.
18308 * ipa-pure-const.c: Likewise.
18309 * tree-if-conv.c: Likewise.
18310 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18311 * ipa-struct-reorg.c: Likewise.
18312 * tree-nomudflap.c: Likewise.
18313 * tree-ssa-structalias.c: Likewise.
18315 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18317 * store-motion.c: Many cleanups to make this pass a first-class
18318 citizen instead of an appendix to gcse load motion. Add TODO list
18319 to make this pass faster/cleaner/better.
18321 (struct ls_expr): Post gcse.c-split cleanups.
18322 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18323 "stores" field to "avail_stores".
18324 (pre_ldst_mems): Rename to store_motion_mems.
18325 (pre_ldst_table): Rename to store_motion_mems_table.
18326 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18327 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18328 (ldst_entry): Rename to st_expr_entry, update users.
18329 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18330 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18331 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18333 (first_ls_expr): Rename to first_st_expr, update users.
18334 (next_ls_expr): Rename to next_st_expr, update users.
18335 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18336 fields properly for store motion instead of names inherited from load
18338 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18339 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18342 (ae_kill): Rename to st_kill, update users.
18343 (ae_gen): Rename to st_avloc, update users.
18344 (transp): Rename to st_transp, update users.
18345 (pre_insert_map): Rename to st_insert_map, update users.
18346 (pre_delete_map): Rename to st_delete_map, update users.
18347 (insert_store, build_store_vectors, free_store_memory,
18348 one_store_motion_pass): Update for abovementioned changes.
18350 (gcse_subst_count, gcse_create_count): Remove.
18351 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18352 and "n_stores_created", local variables.
18354 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18357 (regvec, compute_store_table_current_insn): Remove.
18358 (reg_set_info, reg_clear_last_set): Remove.
18359 (compute_store_table): Use DF caches instead of local dataflow
18362 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18364 * c-objc-common.c (c_tree_printer): Print identifiers with
18365 pp_identifier, not pp_string. Mark "({anonymous})" for
18367 * c-pretty-print.c (pp_c_ws_string): New.
18368 (pp_c_cv_qualifier, pp_c_type_specifier,
18369 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18370 pp_c_storage_class_specifier, pp_c_function_specifier,
18371 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18372 pp_c_primary_expression, pp_c_postfix_expression,
18373 pp_c_unary_expression, pp_c_shift_expression,
18374 pp_c_relational_expression, pp_c_equality_expression,
18375 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18376 use pp_string and pp_c_ws_string in place of pp_identifier and
18377 pp_c_identifier for non-identifiers. Mark English strings for
18379 * c-pretty-print.h (pp_c_ws_string): Declare.
18381 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18382 Roland McGrath <roland@redhat.com>
18384 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18385 (ENABLE_LD_BUILDID): New configuration option.
18386 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18387 (LINK_BUILDID_SPEC): New macro.
18388 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18390 * doc/install.texi: Document --enable-linker-build-id option.
18391 * configure: Rebuild.
18392 * config.in: Rebuild.
18394 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18396 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18397 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18398 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18399 MIPS_GP_SAVE_AREA_SIZE.
18400 * config/mips/mips.c (struct mips_frame_info): Update comment
18401 before arg_pointer_offset and hard_frame_pointer_offset.
18402 (mips_compute_frame_info): Update diagram before function: to
18403 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18404 indicate the position of frame_pointer_rtx with -fstack-protector and
18405 to show args_size. Don't allocate cprestore area for leaf functions
18406 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18408 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18410 2009-04-30 Michael Matz <matz@suse.de>
18412 PR tree-optimization/39955
18413 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18415 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18417 * ira.c (setup_cover_and_important_classes): Use safe macro
18418 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18420 * genpreds.c (write_tm_preds_h): Output suitable definition of
18421 REG_CLASS_FOR_CONSTRAINT.
18423 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18425 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18427 * bitmap.c (bitmap_descriptor): Likewise.
18428 * ggc-common.c (loc_descriptor): Likewise.
18429 * varray.c (varray_descriptor): Likewise.
18430 * vec.c (vec_descriptor): Likewise.
18432 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18434 * Makefile.in (dce.o): Add $(EXCEPT_H).
18435 * dce.c: Include except.h and delete redundant vector definitions.
18436 (deletable_insn_p): Return false for non-call insns that can throw
18439 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18441 * gcse.c (ae_gen): Remove.
18442 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18443 and make non-static function to make it available in store-motion.c.
18444 Update call sites with search-and-replace.
18445 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18446 extract_mentioned_regs, extract_mentioned_regs_helper,
18447 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18448 store_killed_in_insn, store_killed_after, store_killed_before,
18449 build_store_vectors, insert_insn_start_basic_block, insert-store,
18450 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18451 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18452 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18453 * store-motion.c: ...new file. Also copy data structures from gcse.c
18454 and clean up to remove parts not used by store motion.
18455 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18456 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18458 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18461 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18462 when optimizing for size.
18464 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18466 * gcse.c (gcse_constant_p): Fix typo in last change.
18468 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18470 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18472 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18474 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18476 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18478 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18479 CONST_HIGH_PART result.
18481 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18483 * config/avr/avr.c (initial_elimination_offset): Rename to
18484 avr_initial_elimination_offset.
18485 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18486 change return type to bool.
18487 (avr_can_eliminate): New function.
18488 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18489 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18490 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18491 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18492 avr_initial_elimination_offset.
18493 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18494 (avr_initial_elimination_offset): Define.
18496 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18497 Steven Bosscher <steven@gcc.gnu.org>
18499 PR rtl-optimization/39938
18500 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18501 * cfgrtl.c: Include insn-attr.h.
18502 (rest_of_pass_free_cfg): New function.
18503 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18504 * resource.c (init_resource_info): Remove call to df_analyze.
18506 2009-04-29 Richard Guenther <rguenther@suse.de>
18509 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18510 allow conversion to signed integers.
18512 2009-04-29 Richard Guenther <rguenther@suse.de>
18514 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18515 shifts of floating point vectors if the shift amount is
18516 a constant multiple of the element size.
18518 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18519 Michael Matz <matz@suse.de>
18521 PR middle-end/39927
18523 * tree-outof-ssa.c (emit_partition_copy): New function.
18524 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18525 insert_part_to_rtx_on_edge): Perform the partition base var
18526 copy using emit_partition_copy.
18527 (insert_value_copy_on_edge): Convert constants to the right mode.
18528 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18529 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18531 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18533 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18534 scan backwards to try to find a constant to initialize it.
18536 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18537 insn before the loop_end instruction, don't look past labels.
18539 2009-04-29 Richard Guenther <rguenther@suse.de>
18541 PR middle-end/39937
18542 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18543 loose type conversions.
18544 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18545 stmts only if there are no uses of its definition.
18547 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18549 * config/bfin/bfin.h (splitting_loops): Declare.
18550 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18551 Reorder bit definitions to be ascending.
18552 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18553 * config/bfin/bfin.c (splitting_loops): New variable.
18554 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18555 (struct loop_info): Remove members INIT and LOOP_INIT.
18556 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18557 the LSETUP sequence. Allow LC to be loaded from any register, but
18558 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18559 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18561 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18562 of reload_completed.
18565 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18567 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18569 * Makefile.in (PLUGIN_VERSION_H): New.
18570 (OBJS-common): Remove plugin-version.o.
18571 (plugin.o): Depend on (PLUGIN_VERSION_H).
18572 (plugin-version.o): Remove.
18573 * configure: Regenerate
18574 * configure.ac: Create plugin-version.h.
18575 * gcc-plugin.h (plugin_gcc_version): Remove.
18576 (plugin_default_version_check): Change signature.
18577 * plugin-version.c: Remove.
18578 * plugin.c: Include plugin-version.h.
18579 (str_plugin_gcc_version_name): Remove.
18580 (try_init_one_plugin): Pass gcc version to plugin_init.
18581 (plugin_default_version_check): Both gcc and plugin versions are now
18584 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18586 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18587 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18588 Remove special case testing for last insn of inner loops. Don't fail
18589 if the loop ends with a jump, emit an extra nop instead.
18591 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18592 DREGS rather than comparing directly. Remove code that tries to
18593 account for latencies.
18595 2009-04-29 Richard Guenther <rguenther@suse.de>
18597 PR tree-optimization/39941
18598 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18599 eliminating an indirect call.
18601 2009-04-29 Richard Guenther <rguenther@suse.de>
18603 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18604 parameter. Allow invariants as base if !require_lvalue.
18605 (verify_gimple_assign_single): Adjust.
18607 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18609 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18610 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18611 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18612 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18613 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18615 * config/bfin/bfin.c (bfin_expand_builtin,
18616 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18618 2009-04-28 Richard Guenther <rguenther@suse.de>
18620 * tree-vect-loop.c (get_initial_def_for_induction): Use
18621 correct types for pointer increment.
18623 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18625 * toplev.c (print_version): Update GMP version string calculation.
18627 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18629 PR rtl-optimization/39938
18630 * resource.c (init_resource_info): Add call to df_analyze.
18632 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18634 * config/alpha/alpha.md (usegp): Cast the result of
18635 alpha_find_lo_sum_using_gp to enum attr_usegp.
18636 * config/alpha/alpha.c (override_options): Remove end-of-structure
18637 marker element from cpu_table. Use array size of cpu_table to handle
18638 -mcpu and -mtune options.
18639 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18641 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18643 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18644 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18645 tune_32 and tune_64.
18646 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18647 support on PowerPC.
18648 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18649 * config/rs6000/option-defaults.h: ... here. New file.
18650 (OPT_64, OPT_32): Define.
18651 (MASK_64BIT): Define to 0 if not already defined.
18652 (OPT_ARCH64, OPT_ARCH32): Define.
18653 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18656 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18658 * config/arm/arm.c (arm_override_options): Emit error on using
18661 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18663 PR rtl-optimization/39914
18664 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18665 registers for allocnos created from user-defined variables only
18666 when not optimizing.
18668 2009-04-28 Richard Guenther <rguenther@suse.de>
18670 PR middle-end/39937
18671 * fold-const.c (fold_binary): Use distribute_real_division only
18674 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18676 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18677 add hpux-stdint.h to tm_file.
18678 (hppa[12]*-*-hpux11*): Ditto.
18679 (ia64*-*-hpux*): Ditto.
18680 * config/hpux-stdint.h: New.
18681 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18682 __STDC_EXT__ for all compiles.
18683 * config/pa/pa-hpux.h: Ditto.
18684 * config/pa/pa-hpux10.h: Ditto.
18685 * config/pa/pa-hpux11.h: Ditto.
18687 2009-04-28 Catherine Moore <clm@codesourcery.com>
18689 * debug.h (set_name): Add comment.
18691 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18694 * config/darwin.c (machopic_gen_offset): Check
18695 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18696 * config/arm/arm.c (require_pic_register): Likewise.
18698 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18700 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18701 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18702 m32c_promote_prototypes): Delete.
18704 2009-04-28 Michael Matz <matz@suse.de>
18706 PR middle-end/39922
18707 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18710 2009-04-28 Richard Guenther <rguenther@suse.de>
18712 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18714 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18716 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18717 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18718 * config/arm/arm-tune.md: Regenerate.
18720 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18722 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18723 block if there are complex incoming edges.
18724 (sel_merge_blocks): Remove useless assert.
18725 (sel_redirect_edge_and_branch): Check that edge was redirected.
18726 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18727 (sel_find_rgns): Delete declaration.
18728 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18729 the region when it is not a preheader.
18731 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18734 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18736 2009-04-28 Richard Guenther <rguenther@suse.de>
18738 * tree.h (SSA_NAME_VALUE): Remove.
18739 (struct tree_ssa_name): Remove value_handle member.
18740 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18741 array for jump threading.
18742 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18744 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18745 * tree-flow.h (threadedge_initialize_values): Declare.
18746 (threadedge_finalize_values): Likewise.
18747 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18748 (SSA_NAME_VALUE): Define.
18749 (threadedge_initialize_values): New function.
18750 (threadedge_finalize_values): Likewise.
18751 * tree-ssa-dom.c (ssa_name_values): New global variable.
18752 (SSA_NAME_VALUE): Define.
18753 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18755 2009-04-28 Ira Rosen <irar@il.ibm.com>
18757 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18758 Use REPORT_VECTORIZED_LOCATIONS instead
18759 REPORT_VECTORIZED_LOOPS.
18760 * tree-vectorizer.c (vect_verbosity_level): Make static.
18761 (vect_loop_location): Rename to vect_location.
18762 (vect_set_verbosity_level): Update comment.
18763 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18765 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18766 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18767 instead REPORT_UNVECTORIZED_LOOPS.
18768 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18769 and vect_loop_def to vect_external_def and vect_internal_def.
18770 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18771 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18772 REPORT_UNVECTORIZED_LOCATIONS.
18773 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18774 and vect_used_in_loop and to vect_unused_in_scope and
18775 vect_used_in_scope.
18776 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18777 (vect_verbosity_level): Remove declaration.
18778 (vect_analyze_operations): Likewise.
18779 (vect_analyze_stmt): Declare.
18780 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18781 REPORT_UNVECTORIZED_LOCATIONS.
18782 (vect_get_loop_niters): Fix indentation.
18783 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18784 (vect_analyze_loop_operations): New function.
18785 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18786 vect_analyze_operations.
18787 (vect_is_simple_reduction): Use new names.
18788 (vectorizable_live_operation, vect_transform_loop): Likewise.
18789 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18790 to specify whether the data references can be a part of interleaving
18792 (vect_analyze_data_ref_dependence): Use new names.
18793 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18794 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18795 * tree-vect-patterns.c (widened_name_p): Use new names.
18796 (vect_recog_dot_prod_pattern): Likewise.
18797 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18798 (process_use, vect_mark_stmts_to_be_vectorized,
18799 vect_model_simple_cost, vect_model_store_cost,
18800 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18801 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18802 vectorizable_operation, vectorizable_type_demotion,
18803 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18804 vectorizable_condition): Likewise.
18805 (vect_analyze_operations): Split into vect_analyze_loop_operations
18807 (vect_analyze_stmt): ... new function.
18808 (new_stmt_vec_info): Use new names.
18809 (vect_is_simple_use): Use new names and fix comment.
18810 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18811 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18813 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18816 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18817 and integer modes for x87 operands. Do not ICE for unsupported size,
18818 generate error instead. Generate error for unsupported operand types.
18819 ['z']: Do not handle HImode memory operands specially. Warning
18820 for floating-point operands. Fallthru to 'Z' for unsupported operand
18821 types. Do not ICE for unsupported size, generate error instead.
18822 (output_387_binary_op): Use %Z to output operands.
18823 (output_fp_compare): Ditto.
18824 (output_387_reg_move): Ditto.
18826 2009-04-28 Ben Elliston <bje@au.ibm.com>
18831 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18833 * builtins.c (c_strlen): Do not warn here.
18834 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18835 * c-common.c (pointer_int_sum): Take an explicit location.
18836 Warn about offsets out of bounds.
18837 * c-common.h (pointer_int_sum): Adjust declaration.
18839 2009-04-27 Ian Lance Taylor <iant@google.com>
18841 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18843 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18844 * df-core.c (df_set_flags): Change return type to int. Change
18845 type of old_flags to int.
18846 (df_clear_flags): Likewise.
18847 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18848 (df_get_conditional_uses): Likewise.
18849 * df.h (df_set_flags, df_clear_flags): Update declarations.
18850 * dwarf2out.c (struct indirect_string_node): Change type of form
18851 field to enum dwarf_form.
18852 (AT_string_form): Change return type to enum dwarf_form.
18853 * fixed-value.c (fixed_compare): Add cast to enum type.
18854 * fwprop.c (update_df): Change 0 to VOIDmode.
18855 * gensupport.c: Change 0 to UNKNOWN.
18856 * gimple.h (gimple_cond_code): Add cast to enum type.
18857 * haifa-sched.c (reemit_notes): Add cast to enum type.
18858 * hooks.c (hook_int_void_no_regs): Remove function.
18859 * hooks.h (hook_int_void_no_regs): Remove declaration.
18860 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18861 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18862 * real.c (real_arithmetic): Add cast to enum type.
18863 (real_compare): Likewise.
18864 * target.h (struct gcc_target): Change return type of
18865 branch_target_register_class to enum reg_class.
18866 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18867 default_branch_target_register_class.
18868 * targhooks.c (default_branch_target_register_class): New function.
18869 * targhooks.h (default_branch_target_register_class): Declare.
18870 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18871 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18873 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18875 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18876 vect_uninitialized_def. Change 0 to ERROR_MARK.
18877 * tree-vect-stmts.c (supportable_widening_operation): Don't
18878 initialize icode1 and icode2.
18879 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18880 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18882 (cmn_err_flag_specs): Change 0 to STD_C89.
18883 (cmn_err_char_table): Likewise.
18884 * config/arm/arm.c (get_arm_condition_code): Change type of code
18885 to enum arm_cond_code.
18886 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18887 (IWMMXT_BUILTIN2): Likewise.
18888 (neon_builtin_type_bits): Don't define typedef.
18889 (neon_builtin_datum): Change type of bits field to int.
18890 (arm_expand_neon_args): Add cast to enum type.
18891 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18893 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18894 casts to enum type.
18895 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18897 * config/mips/mips.md (jal_macro): Return enum constant.
18898 (single_insn): Likewise.
18899 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18901 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18902 casts to enum type.
18903 * config/s390/s390.c (s390_tune_flags): Change type to int.
18904 (s390_arch_flags): Likewise.
18905 (s390_handle_arch_option): Change flags field of struct pta to int.
18906 * config/s390/s390.h (s390_tune_flags): Update declaration.
18907 (s390_arch_flags): Likewise.
18908 * config/sh/sh.c (prepare_move_operands): Compare
18909 tls_symbolic_operand result with enum constant.
18910 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18911 (sh_expand_prologue): Add cast to enum type.
18912 (sh_expand_epilogue): Likewise.
18913 (tls_symbolic_operand): Change return type to enum tls_model.
18914 (fpscr_set_from_mem): Add cast to enum type.
18915 (legitimize_pic_address): Compare tls_symbolic_operand result with
18917 (sh_target_reg_class): Change return type to enum reg_class.
18918 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18920 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18921 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18922 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18923 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18924 (delayed_branch, tls_call_delay): Likewise.
18925 (eligible_for_sibcall_delay): Likewise.
18926 (eligible_for_return_delay): Likewise.
18927 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
18928 (spu_expand_builtin_1): Likewise.
18930 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
18931 for all types of conversions.
18932 (output_init_element): Issue -Wc++-compat warning if needed when
18933 initializing a bitfield with enum type.
18934 * c-parser.c (c_parser_expression): Set original_type to
18935 original_type of right hand operand of comma operator.
18937 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18939 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
18941 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
18942 * doc/cpp.texi (Standard Predefined Macros)
18943 (Implementation-defined behavior): Likewise.
18944 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
18945 * doc/gimple.texi (GIMPLE Exception Handling)
18946 (@code{GIMPLE_ASSIGN}): Likewise.
18947 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
18948 * doc/invoke.texi (Warning Options, Optimize Options)
18949 (AVR Options, Darwin Options): Likewise.
18950 (Optimize Options): Reformulate -fwhole-program description.
18951 * doc/loop.texi (Lambda): Likewise.
18952 * doc/md.texi (Output Template, Define Constraints)
18953 (Standard Names, Insn Splitting): Likewise.
18954 * doc/options.texi (Option properties): Likewise.
18955 * doc/passes.texi (Tree-SSA passes): Likewise.
18956 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
18957 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
18958 (File Names and DBX): Likewise.
18959 * doc/trouble.texi (Incompatibilities): Likewise.
18961 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18963 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
18964 instruction is correct.
18966 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18968 Allow non-constant arguments to conversion intrinsics.
18969 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
18970 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
18971 * spu.c (print_operand): Handle 'v' and 'w'.
18972 (exp2_immediate_p, spu_gen_exp2): Define.
18973 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
18974 spu_convtf_1): Update parameter descriptions.
18975 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
18976 * constraints.md ('v', 'w'): New.
18977 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
18979 (i2f, I2F): New define_mode_attr.
18980 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
18981 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
18982 fixuns_truncv4sfv4si2): Update to use mode attribute.
18983 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
18984 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
18985 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
18986 patterns for combine.
18988 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
18990 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
18991 (cprop, hoist, pre, store_motion): New debug counters.
18992 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
18993 is not an RTL pass anymore.
18994 (pass_profiling): Remove extern decl for pass removed in 2005.
18995 (pass_gcse, pass_jump_bypass): Remove.
18996 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
18997 to 0 for clean state.
18998 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
18999 * cse.c (gate_handle_cse_after_global_opts,
19000 rest_of_handle_cse_after_global_opts): New functions.
19001 (pass_cse_after_global_opts): New pass, does local CSE.
19002 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19003 (TV_CPROP): New timevar.
19004 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19005 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19006 (gcse_main, recompute_all_luids): Remove.
19007 (compute_hash_table_work): Call max_reg_num instead of reading
19009 (cprop_jump): Don't set run_jump_opt_after_gcse.
19010 (constprop_register): Always allow to alter jumps.
19011 (cprop_insn): Likewise.
19012 (do_local_cprop): Likewise.
19013 (local_cprop_pass): Likewise. Return non-zero if something changed.
19014 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19015 (find_implicit_sets): Add note about missed optimization opportunity.
19016 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19017 pass_rtl_cprop execute function.
19018 Don't bother tracking the pass number, each pass gets its own dumpfile
19020 Always allow to alter jumpsand bypass jumps.
19021 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19022 will just find no suitable set.
19023 (pre_edge_insert): Fix dumping, this function is for PRE only.
19024 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19025 pass_rtl_pre execute function.
19026 (hoist_code): Return non-zero if something changed. Keep track of
19027 substitutions and insertions for statistics gathering similar to PRE.
19028 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19029 called from the pass_rtl_hoist execute function. Show pass statistics.
19030 (compute_store_table): Use max_reg_num directly instead of using the
19031 formerly global max_gcse_regno.
19032 (build_store_vectors): Likewise.
19033 (replace_store_insn): Fix dumping.
19034 (store_motion): Rename to ...
19035 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19036 pass, called from the pass_rtl_store_motion execute function. Keep
19037 track of substitutions and insertions for statistics gathering similar
19039 (bypass_jumps): Remove, fold interesting bits into ...
19040 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19041 from the pass_rtl_cprop execute function.
19042 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19043 pass_jump_bypass): Remove.
19044 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19045 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19046 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19047 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19048 (gate_rtl_store_motion, execute_rtl_store_motion,
19049 pass_rtl_store_motion): New.
19050 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19051 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19052 * passes.c (init_optimization_passes): Remove pass_gcse and
19053 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19054 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19055 instead of pass_jump_bypass.
19057 2009-04-27 Richard Guenther <rguenther@suse.de>
19059 PR middle-end/39928
19060 * gimplify.c (gimplify_expr): If we are required to create
19061 a temporary make sure it ends up as register.
19063 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19066 * config/i386/i386.c (construct_container): Don't call
19067 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19068 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19070 2009-04-27 Michael Matz <matz@suse.de>
19072 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19073 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19074 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19075 (dump_replaceable_exprs): Take a bitmap.
19076 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19078 (expand_gimple_basic_block): Likewise.
19079 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19080 replaceable_expressions member a bitmap.
19081 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19082 (mark_replaceable): Likewise.
19083 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19084 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19086 2009-04-27 Richard Guenther <rguenther@suse.de>
19088 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19089 (verify_stmts): Dispatch to gimple/type verification code.
19090 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19091 issue with call argument types.
19093 2009-04-27 Michael Matz <matz@suse.de>
19095 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19096 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19099 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19100 Eric Botcazou <ebotcazou@adacore.com>
19102 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19103 a label's basic block.
19104 (mark_target_live_regs): Tidy and rework obsolete comments.
19105 Change back DF problem to LIVE. If a label starts a basic block,
19106 assume that all registers that used to be live then still are.
19107 (init_resource_info): If a label starts a basic block, set its
19108 BLOCK_FOR_INSN accordingly.
19109 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19111 2009-04-27 Richard Guenther <rguenther@suse.de>
19113 * tree-flow-inline.h (function_ann): Remove.
19114 (get_function_ann): Likewise.
19115 * tree-dfa.c (create_function_ann): Remove.
19116 * tree-flow.h (struct static_var_ann_d): Remove.
19117 (struct function_ann_d): Likewise.
19118 (union tree_ann_d): Remove fdecl member.
19119 (function_ann_t): Remove.
19120 (function_ann, get_function_ann, create_function_ann): Remove
19123 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19125 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19127 2009-04-27 Jan Hubicka <jh@suse.cz>
19129 * ipa-pure-const.c (struct funct_state_d): New fields
19130 state_previously_known, looping_previously_known; remove
19131 state_set_in_source.
19132 (analyze_function): Use new fields.
19133 (propagate): Avoid assumption that state_set_in_source imply
19136 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19137 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19138 * cfgloop.h (finite_loop_p): Declare.
19140 2009-04-26 Michael Matz <matz@suse.de>
19142 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19144 2009-04-26 Michael Matz <matz@suse.de>
19146 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19147 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19148 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19149 pass_mark_used_blocks): Remove.
19150 * tree-optimize.c (pass_free_datastructures,
19151 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19152 * passes.c (init_optimization_passes): Don't call
19153 pass_mark_used_blocks, remove dead code.
19155 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19157 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19158 * tree-ssa-live.h (register_ssa_partition): Likewise.
19160 2009-04-26 Michael Matz <matz@suse.de>
19163 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19164 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19165 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19167 (compare_pairs): Swap cost comparison.
19168 (coalesce_ssa_name): Don't use change_partition_var.
19169 * tree-nrv.c (struct nrv_data): Add modified member.
19170 (finalize_nrv_r): Set it.
19171 (tree_nrv): Use it to update statements.
19172 (pass_nrv): Require PROP_ssa.
19173 * tree-mudflap.c (mf_decl_cache_locals,
19174 mf_build_check_statement_for): Use make_rename_temp.
19175 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19176 * alias.c (find_base_decl): Handle SSA names.
19177 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19178 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19179 * rtl.h (set_reg_attrs_for_parm): Declare.
19180 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19181 to "optimized", remove unused locals at finish.
19182 (execute_free_datastructures): Make global, call
19183 delete_tree_cfg_annotations.
19184 (execute_free_cfg_annotations): Don't call
19185 delete_tree_cfg_annotations.
19187 * ssaexpand.h: New file.
19188 * expr.c (toplevel): Include ssaexpand.h.
19189 (expand_assignment): Handle SSA names the same as register variables.
19190 (expand_expr_real_1): Expand SSA names.
19191 * cfgexpand.c (toplevel): Include ssaexpand.h.
19192 (SA): New global variable.
19193 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19194 (SSAVAR): New macro.
19195 (set_rtl): New helper function.
19196 (add_stack_var): Deal with SSA names, use set_rtl.
19197 (expand_one_stack_var_at): Likewise.
19198 (expand_one_stack_var): Deal with SSA names.
19199 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19200 before unique numbers.
19201 (expand_stack_vars): Use set_rtl.
19202 (expand_one_var): Accept SSA names, add asserts for them, feed them
19203 to above subroutines.
19204 (expand_used_vars): Expand all partitions (without default defs),
19205 then only the local decls (ignoring those expanded already).
19206 (expand_gimple_cond): Remove edges when jumpif() expands an
19207 unconditional jump.
19208 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19209 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19211 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19212 members of SA; deal with PARM_DECL partitions here; expand
19213 all PHI nodes, free tree datastructures and SA. Commit instructions
19214 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19215 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19216 info and statements at start, collect garbage at finish.
19217 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19218 (VAR_ANN_PARTITION) Remove.
19219 (change_partition_var): Don't declare.
19220 (partition_to_var): Always return SSA names.
19221 (var_to_partition): Only accept SSA names.
19222 (register_ssa_partition): Only check argument.
19223 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19225 (delete_var_map): Don't free it.
19226 (var_union): Only accept SSA names, simplify.
19227 (partition_view_init): Mark only useful SSA names as used.
19228 (partition_view_fini): Only deal with SSA names.
19229 (change_partition_var): Remove.
19230 (dump_var_map): Use ssa_name instead of partition_to_var member.
19231 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19233 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19234 (struct _elim_graph): New member const_dests; nodes member vector of
19236 (set_location_for_edge): New static helper.
19237 (create_temp): Remove.
19238 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19239 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19240 (new_elim_graph): Allocate const_dests member.
19241 (clean_elim_graph): Truncate const_dests member.
19242 (delete_elim_graph): Free const_dests member.
19243 (elim_graph_size): Adapt to new type of nodes member.
19244 (elim_graph_add_node): Likewise.
19245 (eliminate_name): Likewise.
19246 (eliminate_build): Don't take basic block argument, deal only with
19247 partition numbers, not variables.
19248 (get_temp_reg): New static helper.
19249 (elim_create): Use it, deal with RTL temporaries instead of trees.
19250 (eliminate_phi): Adjust all calls to new signature.
19251 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19252 (rewrite_trees): Only do checking.
19253 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19254 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19255 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19256 contains_tree_r, MAX_STMTS_IN_LATCH,
19257 process_single_block_loop_latch, analyze_edges_for_bb,
19258 perform_edge_inserts): Remove.
19259 (expand_phi_nodes): New global function.
19260 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19261 functions, initialize new parameter, remember partitions having a
19263 (finish_out_of_ssa): New global function.
19264 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19265 don't reset in_ssa_p here, don't disable TER when mudflap.
19266 (pass_del_ssa): Remove.
19267 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19269 (execute_free_datastructures): Declare.
19270 * Makefile.in (SSAEXPAND_H): New variable.
19271 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19272 * basic-block.h (commit_one_edge_insertion): Declare.
19273 * passes.c (init_optimization_passes): Move pass_nrv and
19274 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19275 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19276 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19277 (redirect_branch_edge): Deal with super block when expanding, split
19278 out jump patching itself into ...
19279 (patch_jump_insn): ... here, new static helper.
19281 2009-04-26 Michael Matz <matz@suse.de>
19283 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19284 beyond num_ssa_names.
19285 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19286 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19288 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19290 PR inline-asm/39543
19291 * fwprop.c (forward_propagate_asm): New function.
19292 (forward_propagate_and_simplify): Propagate also into __asm, if it
19293 doesn't increase the number of referenced registers.
19296 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19298 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19300 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19301 note_nonlocal_vla_type for nonlocal VLAs.
19302 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19303 contains_remapped_vars, remap_vla_decls): New functions.
19304 (convert_nonlocal_reference_stmt): If not optimizing, call
19305 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19306 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19307 if it wasn't found in var_map.
19308 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19309 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19310 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19312 * gimplify.c (nonlocal_vlas): New variable.
19313 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19315 (gimplify_body): Create and destroy nonlocal_vlas.
19317 * dwarf2out.c (loc_descr_plus_const): New function.
19318 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19319 mem_loc_descriptor, loc_descriptor_from_tree_1,
19320 descr_info_loc, gen_variable_die): Use it.
19322 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19323 !TREE_STATIC VAR_DECLs.
19324 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19325 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19326 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19327 DECL_BY_REFERENCE is valid.
19328 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19329 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19330 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19331 Copy DECL_BY_REFERENCE.
19332 (struct nesting_copy_body_data): New type.
19333 (nesting_copy_decl): New function.
19334 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19335 if they have variable length.
19337 2009-04-26 Michael Matz <matz@suse.de>
19339 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19340 mark new temporaries for renaming.
19342 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19345 * c-decl.c (global_bindings_p): Return negative value.
19346 (c_variable_size): New. Based on variable_size from
19348 (grokdeclarator): Call c_variable_size not variable_size.
19350 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19352 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19354 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19356 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19357 Redefine it to just use mingw/include.
19358 (ASM_SPEC): Rules for -m32 and -m64.
19359 (LINK_SPEC): Use Likewise.
19360 (SPEC_32): New define.
19361 (SPEC_64): Likewise.
19362 (SUB_LINK_SPEC): Likewise.
19363 (MULTILIB_DEFAULTS): New define.
19364 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19365 Add multilib options.
19366 (MULTILIB_DIRNAMES): Likewise.
19367 (MULTILIB_OSDIRNAMES): Likewise.
19368 (LIBGCC): Likewise.
19369 (INSTALL_LIBGCC): Likewise.
19371 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19374 * c-tree.h (enum c_inline_static_type): New.
19375 (record_inline_static): Declare.
19376 * c-decl.c (struct c_inline_static, c_inline_statics,
19377 record_inline_static, check_inline_statics): New.
19378 (pop_file_scope): Call check_inline_statics.
19379 (start_decl): Call record_inline_static instead of pedwarning
19380 directly for static in inline function.
19381 * c-typeck.c (build_external_ref): Call record_inline_static
19382 instead of pedwarning directly for static referenced in inline
19385 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19387 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19388 not new but only being rescanned.
19389 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19390 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19391 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19392 record_set_info, compute_set, grealloc): Remove.
19393 (recompute_all_luids): New function.
19394 (gcse_main): Don't compute sets, and don't do related memory
19395 allocations/free-ing. If something changed before the end of the
19396 pass, update LUIDs using recompute_all_luids.
19397 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19398 (free_gcse_mem): Don't free it either.
19399 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19400 Use the df insn LUIDs.
19401 (load_killed_in_block): Likewise.
19402 (compute_hash_table_work): Don't compute reg_set_in_block.
19403 (compute_transp): Use DF_REG_DEF_CHAINs.
19404 (local_cprop_pass): Don't use compute_sets and related functions.
19405 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19406 Use get_max_uid() instead of max_cuid.
19407 (insert_insn_end_basic_block, pre_insert_copy_insn,
19408 update_ld_motion_stores): Don't try to
19409 keep reg_set tables up to date.
19410 (pre_insert_copies): Use df insn LUIDs.
19411 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19412 (reg_set_info): Don't use extra bitmap argument.
19413 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19414 information to compute regs_set_in_block.
19415 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19416 (bypass_jumps): Don't use compute_sets and friends.
19418 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19421 * opts.c (undocumented_msg): Do not leave blank even with
19424 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19426 * c-decl.c (build_enumerator): Allow values folding to integer
19427 constants but not integer constant expressions with a pedwarn if
19430 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19433 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19434 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19435 type is an integer constant.
19437 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19440 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19443 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19446 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19447 with variably modified return type and no storage class
19448 specifiers, except for the case of nested functions. Distinguish
19449 extern declarations of functions with variably modified return
19450 types from those of objects with variably modified types.
19452 2009-04-25 Jan Hubicka <jh@suse.cz>
19454 * tree.c (list_equal_p): New function.
19455 * tree.h (list_equal_p): Declare.
19456 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19457 basic_block_def, basic_block, const_basic_block): New.
19458 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19459 (redirect_eh_edge): New function.
19460 (make_eh_edge_update_phi): EH edges are not abnormal.
19461 * except.c: Include tree-flow.h.
19462 (list_match): New function.
19463 (eh_region_replaceable_by_p): New function.
19464 (replace_region): New function.
19465 (hash_type_list): New function.
19466 (hash_eh_region): New function.
19467 (eh_regions_equal_p): New function.
19468 (merge_peers): New function.
19469 (remove_unreachable_regions): Verify EH tree when checking;
19471 (copy_eh_region_1): New function.
19472 (copy_eh_region): New function.
19473 (push_reachable_handler): New function.
19474 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19475 regions without label but with live RESX.
19476 * except.h (redirect_eh_edge_to_label): New.
19477 * tree-flow.h (redirect_eh_edge): New.
19478 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19479 basic_block_def, basic_block, const_basic_block): Remove.
19480 * Makefile.in (except.o): Add dependency on tree-flow.h
19481 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19482 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19485 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19488 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19489 on the destination of memcpy.
19491 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19493 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19494 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19495 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19497 2009-04-25 Jan Hubicka <jh@suse.cz>
19499 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19500 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19501 to be reached by different label than left.
19502 (update_eh_edges): Update comment; remove edge_to_remove if possible
19503 and return true if suceeded.
19504 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19505 (cleanup_eh): Compute sharing map.
19506 * except.c (remove_eh_handler_and_replace): Add argument if we should
19508 (remove_unreachable_regions): Update for label sharing.
19509 (label_to_region_map): Likewise.
19510 (get_next_region_sharing_label): New function.
19511 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19513 (remove_eh_handler): Update.
19514 (remove_eh_region_and_replace_by_outer_of): New function.
19515 * except.h (struct eh_region): Add next_region_sharing_label.
19516 (remove_eh_region_and_replace_by_outer_of,
19517 get_next_region_sharing_label): Declare.
19518 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19520 2009-04-25 Jan Hubicka <jh@suse.cz>
19522 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19523 insert code even if they are not critical.
19525 2009-04-25 Jan Hubicka <jh@suse.cz>
19527 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19528 (gimple_can_remove_branch_p): EH edges won't remove branch by
19530 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19531 updating of non-abnormal EH edges.
19532 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19533 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19534 (split_critical_edges): Split also edges where emitting code on them
19535 will lead to splitting later.
19537 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19538 H.J. Lu <hongjiu.lu@intel.com>
19541 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19542 the configured assembler supports fildq and fistpq mnemonics.
19543 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19544 * configure: Regenerated.
19545 * config.in: Ditto.
19547 * config/i386/i386.c (print_operand): Handle 'Z'.
19548 ['z']: Remove handling of special fild/fist suffixes.
19549 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19550 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19551 suffix of fild insn.
19552 (*floatsi<mode>2_vector_mixed): Ditto.
19553 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19554 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19555 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19556 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19557 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19559 2009-04-25 Ben Elliston <bje@au.ibm.com>
19561 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19562 the source of a set operation.
19564 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19566 * target.h (struct gcc_target): Add case_values_threshold field.
19567 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19568 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19569 * targhooks.c (default_case_values_threshold): New function.
19570 * targhooks.h (default_case_values_threshold): Declare function.
19571 * stmt.c (expand_case): Use case_values_threshold target hook.
19572 * expr.h (case_values_threshold): Remove declartation.
19573 * expr.c (case_values_threshold): Remove function.
19574 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19576 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19577 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19578 (avr_case_values_threshold): Declare as static.
19579 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19581 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19582 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19583 (mn10300_case_values_threshold): New function.
19585 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19587 * ira.c (setup_cover_and_important_classes): Add enum cast.
19589 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19591 * genpreds.c (write_enum_constraint_num): Output definition of
19592 CONSTRAINT_NUM_DEFINED_P macro.
19593 * ira.c (setup_cover_and_important_classes): Use
19594 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19596 2009-04-24 DJ Delorie <dj@redhat.com>
19598 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19599 __SH2A_SINGLE_ONLY__ also.
19601 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19603 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19604 (movdf_internal): Ditto.
19605 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19606 SFmode and DFmode constants.
19607 (ia64_print_operand): Add 'G' format for printing
19608 floating point constants.
19610 2009-04-24 Richard Guenther <rguenther@suse.de>
19612 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19613 from unsigned additions.
19615 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19617 * c-typeck.c (set_init_index): Allow array designators that are
19618 not integer constant expressions with a pedwarn if pedantic.
19620 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19622 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19623 zero if no overlap in nonzero bits between the operands.
19625 2009-04-24 Ian Lance Taylor <iant@google.com>
19627 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19628 (record_dead_and_set_regs): Likewise.
19629 * df.h (struct df_mw_hardreg): Change flags field to int.
19630 (struct df_base_ref): Likewise.
19631 (struct df): Change changeable_flags field to int.
19632 * df-scan.c (df_defs_record): Change clobber_flags to int.
19633 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19634 constants rather than #define macros.
19635 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19636 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19637 (enum dwarf_calling_convention): Likewise.
19638 (enum dwarf_line_number_x_ops): Likewise.
19639 (enum dwarf_call_frame_info): Likewise.
19640 (enum dwarf_source_language): Likewise.
19641 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19642 (add_calling_convention_attribute): Likewise.
19643 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19644 (combine_comparisons): Change compcode to int. Add cast to enum type.
19645 * genrecog.c (maybe_both_true_2): Change c to int.
19646 (write_switch): Likewise. Add cast to enum type.
19647 * gimplify.c (gimplify_omp_for): Handle return values from
19648 gimplify_expr using MIN rather than bitwise or.
19649 (gimplify_expr): Add cast to enum type.
19650 * ipa-prop.c (update_jump_functions_after_inlining): Change
19651 IPA_BOTTOM to IPA_JF_UNKNOWN.
19652 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19653 Add casts to enum type.
19654 (setup_cover_and_important_classes): Change cl to int. Add casts
19656 (setup_class_translate): Change cl and mode to int.
19657 (ira_init_once): Change mode to int.
19658 (free_register_move_costs): Likewise.
19659 (setup_prohibited_mode_move_regs): Add casts to enum type.
19660 * langhooks.c (add_builtin_function_common): Rework assertion that
19661 value fits bitfield.
19662 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19663 * omega.c (omega_do_elimination): Avoid math on enum types.
19664 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19665 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19666 int local to handle integral_argment value.
19667 * regmove.c (try_auto_increment): Change PUT_MODE to
19669 * reload.c (push_secondary_reload): Add casts to enum type.
19670 (secondary_reload_class, find_valid_class): Likewise.
19671 * reload1.c (emit_input_reload_insns): Likewise.
19672 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19673 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19674 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19676 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19677 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19679 (expand_complex_libcall): Add casts to enum type.
19680 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19681 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19682 with ERROR_MARK, not NUM_TREE_CODES.
19683 (vect_create_epilog_for_reduction): Likewise.
19684 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19685 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19686 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19688 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19689 vect_unused_in_loop. Change 0 to loop_vect.
19690 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19691 * var-tracking.c (get_init_value): Change return type to enum
19693 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19694 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19696 (arm_override_options): Add casts to enum type.
19697 (arm_emit_tls_decoration): Likewise.
19698 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19700 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19701 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19702 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19704 * config/s390/s390.c (code_for_builtin_64): Change to array of
19706 (code_for_builtin_31): Likewise.
19707 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19709 * config/sparc/sparc.c (sparc_override_options): Change value
19710 field in struct code_model to enum cmodel. In initializer change
19711 0 to NULL and add cast to enum type.
19713 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19714 Change all callers. Issue a -Wc++-compat warning using
19715 lhs_origtype if necessary.
19716 (convert_for_assignment): Issue -Wc++-compat warnings about
19717 invalid conversions to enum type on assignment.
19718 * c-common.h (build_modify_expr): Update declaration.
19720 2009-04-24 Nick Clifton <nickc@redhat.com>
19722 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19723 (function_arg_advance): Likewise.
19724 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19727 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19729 * config/s390/constraints.md ('I', 'J'): Fix condition.
19731 2009-04-24 Diego Novillo <dnovillo@google.com>
19733 * gengtype-parse.c (parse_error): Add newline after message.
19735 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19737 * config/i386/sse.md (avxmodesuffixs): Removed.
19738 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19739 (*avx_pinsr<ssevecsize>): This.
19741 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19743 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19744 follow chains of regs with a single definition, and allow expressions
19745 that are function_invariant_p.
19746 (simple_rhs_p): Allow expressions that are function_invariant_p.
19748 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19750 PR middle-end/39867
19751 * fold-const.c (fold_cond_expr_with_comparison): When folding
19752 > and >= to MAX, make sure the MAX uses the same type as the
19753 comparison's operands.
19755 2009-04-24 Nick Clifton <nickc@redhat.com>
19757 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19758 addressing for DImode accesses.
19759 (frv_print_operand_address): Handle PLUS case.
19760 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19762 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19764 PR rtl-optimization/39794
19765 * alias.c (canon_true_dependence): Add x_addr argument.
19766 * rtl.h (canon_true_dependence): Adjust prototype.
19767 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19768 * cselib.c (cselib_invalidate_mem): Likewise.
19769 * gcse.c (compute_transp): Likewise.
19770 * dse.c (scan_reads_nospill): Likewise.
19771 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19772 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19773 canon_base_addr of the group, plus optional offset.
19774 (struct group_info): Rename canon_base_mem to
19776 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19777 canon_rtx of base_mem.
19779 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19781 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19782 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19784 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19786 * config/spu/spu-builtins.h: Delete file.
19788 * config/spu/spu.h (enum spu_builtin_type): Move here from
19790 (struct spu_builtin_description): Likewise. Add GTY marker.
19791 Do not use enum spu_function_code or enum insn_code.
19792 (spu_builtins): Add extern declaration.
19794 * config/spu/spu.c: Do not include "spu-builtins.h".
19795 (enum spu_function_code, enum spu_builtin_type_index,
19796 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19797 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19798 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19799 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19800 (spu_builtin_types): Make static. Add GTY marker.
19801 (spu_builtins): Add extern declaration with GTY marker.
19802 Include "gt-spu.h".
19804 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19805 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19806 Check programmatically whether all parameters are scalar.
19808 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19810 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19812 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19813 assignment from the constructor either if the target is volatile.
19815 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19817 * config/arm/arm.md (insv): Do not share operands[0].
19819 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19821 * config/vxlib-tls.c (active_tls_threads): Delete.
19822 (delete_hook_installed): New.
19823 (tls_delete_hook): Don't delete the delete hook.
19824 (tls_destructor): Delete it here.
19825 (__gthread_set_specific): Adjust installing the delete hook.
19826 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19827 __gthread_leave_tsd_dtor_context.
19829 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19831 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19833 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19835 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19837 (alpha_rtx_costs): Ditto.
19838 (emit_unlikely_jump): Use add_reg_note.
19839 (emit_frame_store_1): Ditto.
19840 (alpha_expand_prologue): Ditto.
19841 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19842 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19844 2009-04-23 Nick Clifton <nickc@redhat.com>
19846 * config/v850/v850.md (epilogue): Remove suppressed code.
19847 (return): Rename to return_simple and remove test of frame size.
19848 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19849 to gen_return_simple.
19851 2009-04-22 Jing Yu <jingyu@google.com>
19854 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19856 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19859 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19860 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19861 value is a VECTOR_CST, the element type is the element type of the
19864 2009-04-22 DJ Delorie <dj@redhat.com>
19866 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19868 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19870 * alias.c (find_base_term): Move around LO_SUM case, so that
19871 CONST falls through into PLUS/MINUS handling.
19874 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19875 into 0, use omit_one_operand.
19877 2009-04-23 Ben Elliston <bje@au.ibm.com>
19879 * config/rs6000/linux-unwind.h (get_regs): Remove type
19880 puns. Change the type of `pc' to an array of unsigned ints and
19881 update all users. Constify frame24.
19883 2009-04-22 DJ Delorie <dj@redhat.com>
19885 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19886 declarations before code.
19887 (current_function_special_page_vector): Likewise.
19888 (m32c_expand_insv): Silence a warning.
19890 2009-04-21 Taras Glek <tglek@mozilla.com>
19892 * alias.c: Update GTY annotations to new syntax.
19893 * basic-block.h: Likewise.
19894 * bitmap.h: Likewise.
19895 * c-common.h: Likewise.
19896 * c-decl.c: Likewise.
19897 * c-parser.c: Likewise.
19898 * c-pragma.c: Likewise.
19899 * c-tree.h: Likewise.
19900 * cfgloop.h: Likewise.
19901 * cgraph.h: Likewise.
19902 * config/alpha/alpha.c: Likewise.
19903 * config/arm/arm.h: Likewise.
19904 * config/avr/avr.h: Likewise.
19905 * config/bfin/bfin.c: Likewise.
19906 * config/cris/cris.c: Likewise.
19907 * config/darwin.c: Likewise.
19908 * config/frv/frv.c: Likewise.
19909 * config/i386/i386.c: Likewise.
19910 * config/i386/i386.h: Likewise.
19911 * config/i386/winnt.c: Likewise.
19912 * config/ia64/ia64.h: Likewise.
19913 * config/iq2000/iq2000.c: Likewise.
19914 * config/mips/mips.c: Likewise.
19915 * config/mmix/mmix.h: Likewise.
19916 * config/pa/pa.c: Likewise.
19917 * config/pa/pa.h: Likewise.
19918 * config/rs6000/rs6000.c: Likewise.
19919 * config/s390/s390.c: Likewise.
19920 * config/sparc/sparc.c: Likewise.
19921 * config/xtensa/xtensa.c: Likewise.
19922 * cselib.h: Likewise.
19923 * dbxout.c: Likewise.
19924 * dwarf2out.c: Likewise.
19925 * except.c: Likewise.
19926 * except.h: Likewise.
19927 * fixed-value.h: Likewise.
19928 * function.c: Likewise.
19929 * function.h: Likewise.
19930 * gimple.h: Likewise.
19931 * integrate.c: Likewise.
19932 * optabs.c: Likewise.
19933 * output.h: Likewise.
19934 * real.h: Likewise.
19936 * stringpool.c: Likewise.
19937 * tree-data-ref.c: Likewise.
19938 * tree-flow.h: Likewise.
19939 * tree-scalar-evolution.c: Likewise.
19940 * tree-ssa-address.c: Likewise.
19941 * tree-ssa-alias.h: Likewise.
19942 * tree-ssa-operands.h: Likewise.
19943 * tree.c: Likewise.
19944 * tree.h: Likewise.
19945 * varasm.c: Likewise.
19946 * varray.h: Likewise.
19948 * coretypes.h: Do not define GTY macro if it is already defined.
19949 * doc/gty.texi: Update GTY documentation to new syntax.
19950 * gengtype-lex.l: Enforce attribute-like syntax for GTY
19951 annotations on structs.
19952 * gengtype-parse.c: Likewise.
19954 2009-04-22 Mark Heffernan <meheff@google.com>
19956 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
19958 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19960 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
19963 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19965 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
19966 the same as a PLUS without a shift. Increase the cost of a
19969 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19971 * Makefile.in: Update dependencies.
19972 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
19973 * errors.h: Remove bogus comment about compatibility.
19974 (warning): Update declaration.
19975 * genautomata.c: Update all calls to warning.
19976 * gimple.c: Do not include errors.h. Include toplev.h.
19977 * tree-ssa-structalias.c: Do not include errors.h.
19978 * omega.c: Likewise.
19979 * tree-ssa-reassoc.c: Likewise.
19980 * config/spu/spu-c.c: Likewise.
19981 * config/spu/t-spu-elf: Update dependencies.
19983 2009-04-22 Richard Guenther <rguenther@suse.de>
19985 PR tree-optimization/39824
19986 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
19987 make sure the types are compatible.
19989 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19992 * c-common.c (c_parse_error): Take a token_flags parameter.
19993 Use token_type for the token type instead.
19994 Pass token_flags to cpp_type2name.
19995 * c-common.h (c_parse_error): Update declaration.
19996 * c-parser.c (c_parser_error): Pass 0 as token flags.
19998 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20000 PR rtl-optimization/39580
20001 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20003 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20005 * function.c (expand_function_end): Do not emit a jump to the "naked"
20006 return label for fall-through returns.
20007 * except.c (sjlj_emit_function_exit): Always place the call to the
20008 unregister function at the location installed by expand_function_end.
20010 2009-04-22 Richard Guenther <rguenther@suse.de>
20012 PR tree-optimization/39845
20013 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20014 (gen_inbound_check): Likewise.
20016 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20018 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20020 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20021 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20023 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20025 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20026 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20027 shift counts to avoid out-of-bounds array accesses.
20029 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20031 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20032 (Pmode): Move above.
20034 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20036 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20037 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20038 GET_CODE macro. Use IN_RANGE macro where appropriate.
20039 * config/alpha/alpha.h: Ditto.
20040 * config/alpha/alpha.md: Ditto.
20041 * config/alpha/constraints.md: Ditto.
20042 * config/alpha/predicates.md: Ditto.
20044 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20046 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20047 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20048 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20049 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20050 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20051 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20052 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20053 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20054 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20055 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20056 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20057 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20058 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20059 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20060 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20061 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20062 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20063 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20064 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20065 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20066 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20067 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20068 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20069 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20070 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20071 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20072 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20074 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20076 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20077 references from comments.
20078 * cfgbuild.c: (count_basic_blocks): Delete.
20079 (find_basic_blocks_1): Delete.
20080 (find_basic_blocks): Delete.
20081 * except.c (finish_eh_generation): Make static. Move comment from
20082 except.h here. Remove find_basic_blocks references from comments.
20083 * except.h (finish_eh_generation): Delete.
20084 * basic-block.h (find_basic_blocks): Delete.
20085 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20087 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20089 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20090 (sdbout_parms): Likewise.
20092 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20094 * config/sh/sh.c (prepare_cbranch_operands): Use
20095 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20096 (expand_cbranchdi4): Likewise.
20097 (from_compare): Add cast to enum type.
20098 (expand_cbranchsi4): Use add_reg_note.
20099 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20100 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20101 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20102 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20103 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20104 instead of CODE_FOR_nothing.
20105 (cbranchdi4): Likewise. Fix the order of arguments for
20107 (push_fpscr): Use add_reg_note.
20108 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20109 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20111 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20113 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20114 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20115 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20116 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20117 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20118 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20119 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20120 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20121 config/alpha/x-vms, config/arc/t-arc,
20122 config/arm/README-interworking, config/arm/arm-c.c,
20123 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20124 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20125 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20126 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20127 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20128 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20129 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20130 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20131 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20132 config/cris/t-elfmulti, config/crx/t-crx,
20133 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20134 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20135 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20136 config/h8300/t-h8300, config/i386/athlon.md,
20137 config/i386/darwin-libgcc.10.4.ver,
20138 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20139 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20140 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20141 config/i386/t-linux64, config/i386/t-nwld,
20142 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20143 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20144 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20145 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20146 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20147 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20148 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20149 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20150 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20151 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20152 config/m68k/t-uclinux, config/mcore/t-mcore,
20153 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20154 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20155 config/mips/crtn.asm, config/mips/irix-crti.asm,
20156 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20157 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20158 config/mips/mips-fixed.md, config/mips/sb1.md,
20159 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20160 config/mips/t-iris6, config/mips/t-isa3264,
20161 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20162 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20163 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20164 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20165 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20166 config/mn10300/t-linux, config/mn10300/t-mn10300,
20167 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20168 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20169 config/picochip/libgccExtras/clzsi2.asm,
20170 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20171 config/rs6000/darwin-libgcc.10.4.ver,
20172 config/rs6000/darwin-libgcc.10.5.ver,
20173 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20174 config/rs6000/t-aix43, config/rs6000/t-aix52,
20175 config/rs6000/t-darwin, config/rs6000/t-fprules,
20176 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20177 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20178 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20179 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20180 config/rs6000/t-rtems, config/rs6000/t-spe,
20181 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20182 config/score/t-score-elf, config/sh/divcost-analysis,
20183 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20184 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20185 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20186 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20187 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20188 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20189 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20190 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20191 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20192 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20193 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20194 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20195 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20196 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20197 * config/h8300/genmova.sh: Include copyright and license notices
20198 in generated output.
20199 * config/h8300/mova.md: Regenerate.
20200 * doc/install.texi2html: Include word "Copyright" in copyright
20201 notice and use name "Free Software Foundation, Inc.".
20202 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20203 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20204 ChangeLog-2007, ChangeLog-2008: Correct dates.
20206 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20208 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20209 NE_EXPR operations as well.
20210 * c-parser.c (c_parser_condition): Do not set location information on
20212 (c_parser_conditional_expression): Likewise.
20213 (c_parser_binary_expression): Set location information on operators.
20214 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20215 TRUTH_NOT_EXPR has been folded.
20216 * fold-const.c (fold_truth_not_expr): Copy location information from
20217 the incoming expression to the outgoing one.
20218 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20219 recursive calls on the LHS of the operator but pass that of the
20220 operator to recursive calls on the RHS of the operator. Set it
20222 (shortcut_cond_expr): Set the locus of the operator on the second
20223 COND_EXPR and that of the expression on the first in degenerate cases.
20224 Pass the locus of the expression to calls to shortcut_cond_r.
20225 Set the locus of the 'then' block on the associated jump, if any.
20226 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20227 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20228 expression to call to gimplify_boolean_expr.
20230 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20232 * config.gcc: Add additional configuration for
20233 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20234 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20235 (CPP_SPEC): Redefine for allowing -municode option.
20236 (STARTFILE_SPEC): Likewise.
20237 * config/i386/t-mingw-w64: New.
20238 * config/i386/mingw-w64.opt: New.
20239 (municode): Add new target option.
20240 * doc/invoke.texi (municode): Add documentation for new option.
20242 2009-04-21 Ian Lance Taylor <iant@google.com>
20244 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20245 Correct test for number of arguments.
20246 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20248 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20250 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20251 argument of emit_library_call.
20253 2009-04-21 Richard Guenther <rguenther@suse.de>
20255 PR middle-end/39829
20256 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20257 inside VIEW_CONVERT_EXPRs.
20259 2009-04-21 Martin Jambor <mjambor@suse.cz>
20261 * tree-switch-conversion.c (build_constructors): Split a long line.
20262 (constructor_contains_same_values_p): New function.
20263 (build_one_array): Create assigns of constants if possible, do not
20264 call mark_sym_for_renaming, call update_stmt.
20265 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20266 make_rename_temp. Do not call mark_symbols_for_renaming, call
20268 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20269 find_new_referenced_vars, call update_stmt.
20270 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20271 instead of calling make_rename_temp. Do not call
20272 find_new_referenced_vars or mark_symbols_for_renaming, call
20275 2009-04-21 Richard Guenther <rguenther@suse.de>
20277 PR tree-optimization/39827
20278 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20279 (tree_ssa_phiprop): Pass the correct array size.
20281 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20283 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20285 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20288 * c-typeck.c (lvalue_p): Move declaration ...
20289 * c-common.h (lvalue_p): ... to here.
20290 * c-common.c (candidate_equal_p): New.
20291 (add_tlist): Use it.
20292 (merge_tlist): Use it.
20293 (warn_for_collisions_1): Likewise.
20294 (warning_candidate_p): Accept more candidates.
20295 (verify_tree): A warning candidate can be an expression. Use
20298 2009-04-21 Ben Elliston <bje@au.ibm.com>
20301 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20302 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20303 options. Remove -mcall-solaris documentation.
20305 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20308 * doc/invoke.texi (-Wlong-long): Update description.
20309 * c-lex (interpret_integer): Only warn if there was no previous
20310 overflow and -Wlong-long is enabled.
20311 * c-decl.c (declspecs_add_type): Drop redundant flags.
20312 * c.opt (Wlong-long): Init to -1.
20313 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20314 and front-end warn_long_long. Wlong-long only depends on other
20315 flags if it is uninitialized.
20316 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20317 the same for CPP and FE.
20318 (restore_extension_diagnostics): Likewise.
20320 2009-04-20 Ian Lance Taylor <iant@google.com>
20322 Fix enum conversions which are invalid in C++:
20323 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20324 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20325 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20326 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20327 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20328 (dbxout_parms): Likewise.
20329 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20330 (df_clear_flags): Likewise.
20331 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20332 top_flag parameter to int.
20333 (df_chain_create_bb_process_use): Likewise.
20334 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20336 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20337 (df_ref_create_structure, df_def_record_1): Likewise.
20338 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20339 (df_notes_rescan): Change 0 to VOIDmode in function call.
20340 (df_get_call_refs, df_insn_refs_collect): Likewise.
20341 (df_bb_regs_collect): Likewise.
20342 (df_entry_block_defs_collect): Likewise.
20343 (df_exit_block_uses_collect): Likewise.
20344 * df.h: Update declarations.
20345 * double-int.c (double_int_divmod): Add cast to enum type.
20346 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20347 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20348 (based_loc_descr): Likewise.
20349 (loc_descriptor_from_tree_1): Change first_op and second_op to
20350 enum dwarf_location_atom. Add cast to enum type.
20351 * expmed.c (init_expmed): Change 0 to SET in function call.
20352 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20353 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20354 (do_store_flag): Likewise.
20355 * fixed-value.h (struct fixed_value): Change mode to enum
20357 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20358 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20360 (insert_insn_decl, insert_decl, insert_state): Likewise.
20361 (automata_list_finish): Likewise.
20362 * genrecog.c (process_define_predicate): Add cast to enum type.
20363 * gensupport.c (init_predicate_table): Add cast to enum type.
20364 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20366 (gimple_build_call_1, gimple_build_label): Likewise.
20367 (gimple_build_goto, gimple_build_asm_1): Likewise.
20368 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20369 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20370 (enum fallback): Rename from enum fallback_t.
20371 (fallback_t): Typedef as int.
20372 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20373 GSI_SAME_STMT in function call.
20374 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20376 (setup_reg_class_relations): Likewise.
20377 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20378 (setup_prohibited_class_mode_regs): Add cast to enum type.
20379 (setup_prohibited_mode_move_regs): Likewise.
20380 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20381 (record_address_regs): Change i to enum reg_class.
20382 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20383 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20384 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20385 (GET_MODE_2XWIDER_MODE): Likewise.
20386 (GET_CLASS_NARROWEST_MODE): Likewise.
20387 * omp-low.c (expand_omp_for): Add cast to enum type.
20388 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20389 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20390 * postreload.c (reload_cse_simplify_operands): Change rclass local
20392 * predict.c (combine_predictions_for_insn): Change best_predictor
20393 and predictor to enum br_predictor.
20394 (combine_predictions_for_bb): Likewise.
20395 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20396 use SET_PREDICT_EXPR_OUTCOME.
20397 * real.c (real_arithmetic): Change icode to code in function call.
20398 * reginfo.c (init_move_cost): Add casts to enum type.
20399 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20400 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20402 * reload.c (find_valid_class): Add casts to enum type.
20403 (push_reload): Change 0 to NO_REGS in function call.
20404 (find_reloads): Change this_alternative to array of enum
20405 reg_class. Remove some now-unnecessary casts.
20406 (make_memloc): Change 0 to VOIDmode in function call.
20407 * reload1.c (reload): Change 0 to VOIDmode in function call.
20408 (eliminate_regs_1, elimination_effects): Likewise.
20409 (eliminate_regs_in_insn): Likewise.
20410 (emit_input_reload_insns): Add cast to enum type.
20411 (delete_output_reload): Change 0 to VOIDmode in function call.
20412 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20413 to enum type in function call.
20414 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20415 (SET_PREDICT_EXPR_OUTCOME): Define.
20416 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20417 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20418 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20419 (dump_function): Likewise.
20420 * tree-dump.h: Update declarations.
20421 * tree-pass.h: Update declarations.
20422 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20423 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20425 (arm_rtx_costs_1): Correct parenthesization.
20426 (arm_rtx_costs): Add casts to enum type.
20427 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20428 (vfp_emit_fstmd): Use add_rg_note.
20429 (emit_multi_reg_push, emit_sfm): Likewise.
20430 (thumb_set_frame_pointer): Likewise.
20431 (arm_expand_prologue): Likewise.
20432 (arm_regno_class): Change return type to enum reg_class.
20433 (thumb1_expand_prologue): Use add_reg_note.
20434 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20435 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20437 * config/arm/gentune.sh: Add cast to enum type.
20438 * config/arm/arm-tune.md: Rebuild.
20439 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20440 (ix86_split_fp_branch, predict_jump): Likewise.
20441 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20442 insn_code to enum rtx_code.
20443 (ix86_builtin_vectorized_function): Add cast to enum type.
20444 * config/i386/i386.md (truncdfsf2): Change slot to enum
20446 (truncxf<mode>2, isinf<mode>2): Likewise.
20447 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20449 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20450 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20451 (insert_bundle_state): Change 1 to INSERT in function call.
20452 (ia64_add_bundle_selector_before): Likewise.
20453 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20454 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20455 (restore_stack_nonlocal): Likewise.
20456 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20458 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20460 (mips_rtx_costs): Likewise.
20461 (mips_override_options): Add casts to enum type.
20462 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20464 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20465 (store_reg, set_reg_plus_d): Likewise.
20466 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20467 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20469 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20471 (emit_unlikely_jump): Use add_reg_note.
20472 (rs6000_emit_allocate_stack): Likewise.
20473 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20474 (output_toc): Change 1 to INSERT in function call.
20475 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20476 (rs6000_initialize_trampoline): Likewise.
20477 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20479 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20480 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20481 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20482 (save_gprs): Use add_reg_note.
20483 (s390_emit_prologue): Likewise.
20484 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20485 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20486 (sparc_fold_builtin): Add cast to enum type.
20487 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20489 (spu_expand_prologue): Use add_reg_note.
20490 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20492 2009-04-20 Ian Lance Taylor <iant@google.com>
20494 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20495 (c_parser_postfix_expression_after_primary): Get VEC for list of
20496 arguments. Get original types of arguments. Call
20497 build_function_call_vec.
20498 (cached_expr_list_1, cached_expr_list_2): New static variables.
20499 (c_parser_expr_list): Change return type to VEC *. Add
20500 p_orig_types parameter. Change all callers.
20501 (c_parser_release_expr): New static function.
20502 (c_parser_vec_to_tree_list): New static function.
20503 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20504 call build_function_call_vec.
20505 (build_function_call_vec): New function, based on old
20506 build_function_call.
20507 (convert_arguments): Remove nargs and argarray parameters. Change
20508 values to a VEC. Add origtypes parameter.
20509 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20510 (convert_for_assignment): Add origtype parameter. Change all
20511 callers. If warn_cxx_compat, check for conversion to an enum
20512 type when calling a function.
20513 (store_init_value): Add origtype parameter. Change all callers.
20514 (digest_init): Likewise.
20515 (struct init_node): Add origtype field.
20516 (add_pending_init): Add origtype parameter. Change all callers.
20517 (output_init_element): Likewise.
20518 (output_pending_init_elements): Pass origtype from init_node to
20519 output_init_element.
20520 (process_init_element): Pass origtype from c_expr to
20521 output_init_element.
20522 (c_finish_return): Add origtype parameter. Change all callers.
20523 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20525 (sync_resolve_params): Likewise.
20526 (sync_resolve_return): Change params to first_param. Change caller.
20527 (resolve_overloaded_builtins): Change params to VEC *. Change
20528 callers. Save first parameter around call to build_function_call_vec.
20529 * c-decl.c (finish_decl): Add origtype parameter. Change all
20530 callers. Call build_function_call_vec rather than
20531 build_function_call for cleanup.
20532 * c-tree.h: Update declarations.
20533 * c-common.h: Update declarations.
20534 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20535 params to first_param.
20536 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20537 params parameter from tree to void *.
20538 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20539 Change arglist parameter to have type void *, and to be a pointer
20541 * config/rs6000/rs6000-protos.h
20542 (altivec_resolve_overloaded_builtin): Update declaration.
20543 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20544 fnargs parameter to have type void *, and to be a pointer to a
20545 VEC. Call build_function_call_vec instead of
20546 build_function_call.
20547 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20549 2009-04-20 Joey Ye <joey.ye@intel.com>
20550 Xuepeng Guo <xuepeng.guo@intel.com>
20551 H.J. Lu <hongjiu.lu@intel.com>
20553 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20555 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20556 (IX86_LEA_PRIORITY): Likewise.
20557 (distance_non_agu_define): New function.
20558 (distance_agu_use): Likewise.
20559 (ix86_lea_for_add_ok): Likewise.
20560 (ix86_dep_by_shift_count): Likewise.
20562 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20563 should split for LEA.
20565 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20567 (ix86_dep_by_shift_count): Likewise.
20569 2009-04-20 Richard Guenther <rguenther@suse.de>
20571 * expr.c (handled_component_p): Move ...
20572 * tree.h (handled_component_p): ... here.
20573 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20574 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20575 and REALPART_EXPR to be in one group.
20577 2009-04-20 Richard Guenther <rguenther@suse.de>
20579 * basic-block.h (get_all_dominated_blocks): Declare.
20580 * dominance.c (get_all_dominated_blocks): New function.
20581 * tree-cfg.c (get_all_dominated_blocks): Remove.
20582 (remove_edge_and_dominated_blocks): Adjust.
20583 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20584 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20585 instead of recursing.
20587 2009-04-20 Doug Kwan <dougkwan@google.com>
20589 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20590 (struct cgraph_node_set_def): New type.
20591 (cgraph_node_set) New type. Also declare vector functions.
20592 (struct cgraph_node_set_element_def): New type.
20593 (cgraph_node_set_element): Ditto.
20594 (cgraph_node_set_iterator): New iterator type.
20595 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20596 cgraph_node_set_remove, dump_cgraph_node_set,
20597 debug_cgraph_node_set): New prototypes.
20598 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20599 cgraph_node_set_size): New inlines.
20600 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20601 including cgraph.h.
20602 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20603 argument to function 'write_summary'.
20604 * ipa.c: Include ggc.h.
20605 (hash_cgraph_node_set_element,
20606 eq_cgraph_node_set_element, cgraph_node_set_new,
20607 cgraph_node_set_add, cgraph_node_set_remove,
20608 cgraph_node_set_find, dump_cgraph_node_set,
20609 debug_cgraph_node_set): New functions.
20610 * Makefile.in (ipa.o): Add dependency on GGC_H.
20612 2009-04-20 Ira Rosen <irar@il.ibm.com>
20614 PR tree-optimization/39675
20615 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20616 check of the return code of vect_schedule_slp. Check that
20617 stmt_vec_info still exists for the statement, before checking its
20618 vectorization type.
20620 2009-04-20 Michael Matz <matz@suse.de>
20622 * Makefile.in (generated_files): Take out $(simple_generated_c).
20624 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20626 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20627 (UINTPTR_TYPE): Likewise.
20629 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20632 * c-typeck.c (digest_init): Check for initializing an array with a
20635 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20638 * c-semantics.c (pop_stmt_list): Propagate
20639 STATEMENT_LIST_HAS_LABEL to parent statement list.
20641 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20643 * config/mips/mips.h (mips_tune_attr): New macro.
20644 * config/mips/mips.md (cpu): Use it.
20646 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20649 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20652 2009-04-19 Diego Novillo <dnovillo@google.com>
20654 * toplev.c (compile_file): Move call to coverage_finish ...
20655 * cgraphunit.c (ipa_passes): ... here.
20656 Call cgraph_process_new_functions.
20657 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20658 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20660 2009-04-19 Jan Hubicka <jh@suse.cz>
20662 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20664 (dump_cgraph_node): Dump can throw external flag.
20665 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20667 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20671 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20672 * common.opt (Wlogical-op): Move from here...
20673 * c.opt (Wlogical-op): ... to here.
20674 * c-typeck.c (parser_build_binary_op): Update call to
20675 warn_logical_operator.
20676 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20678 * c-common.c (warn_logical_op): Update.
20679 * c-common.h (warn_logical_op): Update declaration.
20681 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20683 * tree.c (protected_set_expr_location): Fix formatting.
20685 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20688 * c-typeck.c (readonly_warning): new.
20689 (build_unary_op, build_modify_expr): Use readonly_warning for
20690 storing into something readonly but not const-qualified.
20692 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20695 * c-typeck.c (build_unary_op): Check for taking address of
20696 expression of type void.
20698 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20701 * c-typeck.c (build_function_call): Check for calling a function
20702 with qualified void return types. Call require_complete_type when
20705 2009-04-18 Jan Hubicka <jh@suse.cz>
20707 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20709 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20710 can_throw_external flag.
20711 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20712 * ipa-pure-const.c (ignore_edge): New function.
20713 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20714 only over can_throw_external edges.
20715 (local_pure_const): Add nothrow flag.
20716 * ipa-utils.c (searchc): Add ignore_edge callback.
20717 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20718 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20719 (set_nothrow_function_flags): Update cgraph.
20720 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20722 2009-04-18 Richard Guenther <rguenther@suse.de>
20724 PR middle-end/39804
20725 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20726 (fold_stmt): ... this and ...
20727 (fold_stmt_inplace): ... this.
20728 (fold_stmt_1): Fold references in calls and asms.
20729 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20731 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20733 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20734 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20736 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20738 * tree.c (function_args_count): Remove.
20739 * tree.h: Remove the prototype for function_args_count.
20741 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20743 * tree-iterator.c (expr_only): Remove.
20744 * tree.h: Remove the prototype for expr_only.
20746 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20748 * reginfo.c (cannot_change_mode_set_regs): Remove.
20749 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20751 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20753 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20754 whether operands 0 and 1 overlaps.
20756 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20758 PR middle-end/36902
20759 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20760 pointer. Use warning_at instead of warning.
20761 (search_for_addr_array): Likewise.
20762 (check_array_bounds): Likewise.
20763 (check_all_array_refs): Check that the incoming edge is not in the
20764 list of edges to be removed.
20765 (check_all_array_refs): Avoid the temporal pointer.
20766 (vrp_visit_cond_stmt): Fix typo.
20767 (simplify_switch_using_ranges): Handle the case where the switch
20768 index is an integer constant.
20770 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20772 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20774 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20776 * doc/extend.texi, doc/invoke.texi: Fix typos.
20778 2009-04-17 Cary Coutant <ccoutant@google.com>
20780 * tree-flow-inline.h (get_lineno): Fix inverted test.
20782 2009-04-17 Diego Novillo <dnovillo@google.com>
20784 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20785 assertion for AVAIL_OUT.
20787 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20790 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20791 * config/sh/linux-atomic.asm: Likewise.
20793 2009-04-17 Diego Novillo <dnovillo@google.com>
20795 * except.c (debug_eh_tree): New.
20796 (struct eh_region, struct eh_status): Move ...
20797 * except.h: ... here.
20798 (add_type_for_runtime): Declare extern.
20799 (lookup_type_for_runtime): Likewise.
20800 (debug_eh_tree): Declare.
20801 * Makefile.in (GTFILES): List except.h before except.c
20803 2009-04-17 Diego Novillo <dnovillo@google.com>
20805 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20806 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20807 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20808 (find_vars_r): ... here.
20809 * tree-flow.h (find_referenced_vars_in): Declare.
20810 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20811 that AVAIL_OUT exists for BLOCK.
20812 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20813 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20814 (tree-parloops.o): Likewise.
20816 2009-04-17 Simon Baldwin <simonb@google.com>
20818 * toplev.c (default_tree_printer): Add handling for %E format.
20820 2009-04-17 Diego Novillo <dnovillo@google.com>
20822 * tree-pretty-print.c (dump_generic_node): Add break after
20823 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20824 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20825 FUNCTION_TYPE together. Call print_struct_decl when printing
20826 structures and TDF_SLIM is not given.
20827 (print_struct_decl): Fix logic for detecting recursion.
20829 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20832 * gcc.c (create_at_file): New.
20833 (compile_input_file_p): New.
20834 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20835 * main.c (main): Update call to toplev_main.
20836 * toplev.c (toplev_main): Change signature. Call expandargv.
20837 * toplev.h (toplev_main): Change signature.
20839 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20841 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20842 if the latter is not constant.
20844 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20846 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20848 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20850 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20851 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20853 2009-04-17 Richard Guenther <rguenther@suse.de>
20855 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20856 Handle component references view-converting an invariant address.
20858 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20860 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20861 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20862 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20863 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20864 Use @deftypevr rather than @deftypevar.
20866 2009-04-17 Richard Guenther <rguenther@suse.de>
20868 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20869 (get_prop_source_stmt): Likewise.
20870 (can_propagate_from): Likewise.
20872 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20874 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20875 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20876 (--with-multilib-list): Add default value.
20877 * configure: Regenerate.
20878 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20879 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20880 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20881 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20882 Don't add default cpu to multilib list unnecessarily, but do enable
20883 the relevant compiler option..
20884 Add support for --with-multilib-list=<blank> and
20885 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20886 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20887 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20888 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20889 TM_MULTILIB_CONFIG.
20890 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20891 (MULTILIB_OSDIRNAMES): New variable.
20892 * config/sh/t-1e: Delete file.
20893 * config/sh/t-mlib-sh1: Delete file.
20894 * config/sh/t-mlib-sh2: Delete file.
20895 * config/sh/t-mlib-sh2a: Delete file.
20896 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20897 * config/sh/t-mlib-sh2a-single: Delete file.
20898 * config/sh/t-mlib-sh2a-single-only: Delete file.
20899 * config/sh/t-mlib-sh2e: Delete file.
20900 * config/sh/t-mlib-sh3e: Delete file.
20901 * config/sh/t-mlib-sh4: Delete file.
20902 * config/sh/t-mlib-sh4-nofpu: Delete file.
20903 * config/sh/t-mlib-sh4-single: Delete file.
20904 * config/sh/t-mlib-sh4-single-only: Delete file.
20905 * config/sh/t-mlib-sh4a: Delete file.
20906 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20907 * config/sh/t-mlib-sh4a-single: Delete file.
20908 * config/sh/t-mlib-sh4a-single-only: Delete file.
20909 * config/sh/t-mlib-sh4al: Delete file.
20910 * config/sh/t-mlib-sh5-32media: Delete file.
20911 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20912 * config/sh/t-mlib-sh5-64media: Delete file.
20913 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20914 * config/sh/t-mlib-sh5-compact: Delete file.
20915 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20916 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20917 * doc/install.texi (Options specification): Add
20918 --with-multilib-list and --with-endian.
20920 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20922 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20924 (OBJS-common): Add plugin-version.o.
20925 (plugin-version.o): New.
20926 * gcc-plugin.h (plugin_gcc_version): New.
20927 (plugin_default_version_check): New.
20928 (plugin_init_func, plugin_init): Add version argument.
20929 * plugin-version.c: New.
20930 * plugin.c (str_plugin_gcc_version_name): New.
20931 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
20932 pass it to the init function.
20933 (plugin_default_version_check): New.
20935 2009-04-17 Richard Guenther <rguenther@suse.de>
20937 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
20938 for decl-vs-decl disambiguation.
20940 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
20942 * config/s390/s390.h (s390_tune_attr): New macro definition.
20943 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
20945 2009-04-17 Richard Guenther <rguenther@suse.de>
20947 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
20948 (fold_stmt_r): Likewise.
20949 (maybe_fold_reference): New function.
20950 (fold_gimple_assign): Handle cases fold_stmt_r did.
20951 (fold_stmt): Do not use fold_stmt_r.
20952 (fold_stmt_inplace): Likewise.
20954 2009-04-17 Richard Guenther <rguenther@suse.de>
20956 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
20957 (record_equivalences_from_stmt): Remove useless checks and
20959 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
20960 the type is already suitable.
20962 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
20964 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
20966 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
20968 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
20969 (CMPtype): Define as __gcc_CMPtype.
20971 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
20973 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
20974 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
20976 2009-04-17 Richard Guenther <rguenther@suse.de>
20978 PR tree-optimization/39746
20979 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
20980 special-casing for builtins and static variable use/def.
20981 (call_may_clobber_ref_p_1): Likewise.
20983 2009-04-16 Ian Lance Taylor <iant@google.com>
20985 * df.h: Include "timevar.h".
20986 (struct df_problem): Change tv_id field to timevar_id_t.
20987 * tree-pass.h: Include "timevar.h".
20988 (struct opt_pass): Change tv_id field to timevar_id_t.
20989 * timevar.h (timevar_id_t): Define TV_NONE.
20990 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
20991 TV_NONE rather than tv_id != 0.
20992 (execute_one_pass): Likewise.
20993 * Makefile.in (DF_H): Add $(TIMEVAR_H).
20994 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
20995 dependencies to $(TREE_PASS_H).
20996 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
20998 (pass_branch_target_load_optimize2): Likewise.
20999 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21000 (pass_outof_cfg_layout_mode): Likewise.
21001 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21002 (pass_rebuild_cgraph_edges): Likewise.
21003 (pass_remove_cgraph_callee_edges): Likewise.
21004 * df-core.c (pass_df_initialize_opt): Likewise.
21005 (pass_df_initialize_no_opt): Likewise.
21006 (pass_df_finish): Likewise.
21007 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21008 * except.c (pass_set_nothrow_function_flags): Likewise.
21009 (pass_convert_to_eh_region_ranges): Likewise.
21010 * final.c (pass_compute_alignments): Likewise.
21011 * function.c (pass_instantiate_virtual_regs): Likewise.
21012 (pass_init_function): Likewise.
21013 (pass_leaf_regs): Likewise.
21014 (pass_match_asm_constraints): Likewise.
21015 * gimple-low.c (pass_lower_cf): Likewise.
21016 (pass_mark_used_blocks): Likewise.
21017 * init-regs.c (pass_initialize_regs): Likewise.
21018 * integrate.c (pass_initial_value_sets): Likewise.
21019 * ira.c (pass_ira): Likewise.
21020 * jump.c (pass_cleanup_barriers): Likewise.
21021 * omp-low.c (pass_expand_omp): Likewise.
21022 (pass_lower_omp): Likewise.
21023 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21024 * recog.c (pass_split_all_insns): Likewise.
21025 (pass_split_after_reload): Likewise.
21026 (pass_split_before_regstack): Likewise.
21027 (pass_split_before_sched2): Likewise.
21028 (pass_split_for_shorten_branches): Likewise.
21029 * reginfo.c (pass_reginfo_init): Likewise.
21030 (pass_subregs_of_mode_init): Likewise.
21031 (pass_subregs_of_mode_finish): Likewise.
21032 * passes.c (pass_postreload): Likewise.
21033 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21034 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21035 (pass_warn_function_return): Likewise.
21036 (pass_warn_function_noreturn): Likewise.
21037 * tree-complex.c (pass_lower_complex): Likewise.
21038 (pass_lower_complex_O0): Likewise.
21039 * tree-if-conv.c (pass_if_conversion): Likewise.
21040 * tree-into-ssa.c (pass_build_ssa): Likewise.
21041 * tree-mudflap.c (pass_mudflap_1): Likewise.
21042 (pass_mudflap_2): Likewise.
21043 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21044 (pass_mudflap_2): Likewise.
21045 * tree-nrv.c (pass_return_slot): Likewise.
21046 * tree-object-size.c (pass_object_sizes): Likewise.
21047 * tree-optimize.c (pass_all_optimizations): Likewise.
21048 (pass_early_local_passes): Likewise.
21049 (pass_all_early_optimizations): Likewise.
21050 (pass_cleanup_cfg): Likewise.
21051 (pass_cleanup_cfg_post_optimizing): Likewise.
21052 (pass_free_datastructures): Likewise.
21053 (pass_free_cfg_annotations): Likewise.
21054 (pass_fixup_cfg): Likewise.
21055 (pass_init_datastructures): Likewise.
21056 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21057 (pass_late_warn_uninitialized): Likewise.
21058 (pass_update_address_taken): Likewise.
21059 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21060 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21061 (pass_cse_sincos): Likewise.
21062 (pass_convert_to_rsqrt): Likewise.
21063 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21064 * tree-stdarg.c (pass_stdarg): Likewise.
21065 * tree-tailcall.c (pass_tail_recursion): Likewise.
21066 (pass_tail_calls): Likewise.
21067 * tree-vect-generic.c (pass_lower_vector): Likewise.
21068 (pass_lower_vector_ssa): Likewise.
21069 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21071 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21073 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21075 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21077 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21078 logical and signext.
21080 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21083 * config/sh/predicates.md (arith_operand): Check if the operand
21084 of TRUNCATE is a REG.
21086 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21088 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21089 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21091 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21093 * tree-iterator.c (tsi_split_statement_list_after,
21094 tsi_split_statement_list_before): Remove.
21095 * tree-iterator.h: Remove the prototypes for
21096 tsi_split_statement_list_after and tsi_split_statement_list_before.
21098 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21100 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21101 * tree-ssa-propagate.h: Remove the prototype for
21102 stmt_makes_single_load.
21104 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21106 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21107 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21109 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21111 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21113 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21115 * except.c (eh_region_outer_p): Remove.
21116 * except.h: Remove the prototype for eh_region_outer_p.
21118 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21120 * function.c (current_function_assembler_name): Remove.
21121 * function.h: Remove the prototype for
21122 current_function_assembler_name.
21124 2009-04-16 Ian Lance Taylor <iant@google.com>
21126 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21127 (add_reg_note): Call alloc_reg_note.
21128 * rtl.h (alloc_reg_note): Declare.
21129 * combine.c (try_combine): Use alloc_reg_note.
21130 (recog_for_combine, move_deaths): Likewise.
21131 (distribute_notes): Use alloc_reg_note and add_reg_note.
21132 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21133 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21134 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21136 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21138 PR rtl-optimization/39762
21139 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21140 ira_may_move_out_cost): Add comments about way of their usage.
21141 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21143 * ira-conflicts.c (process_regs_for_copy): Use function
21144 ira_get_register_move_cost instead of global
21145 ira_register_move_cost.
21147 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21148 color_pass, move_spill_restore, update_curr_costs): Ditto.
21150 * ira-lives.c (process_single_reg_class_operands): Ditto.
21152 * ira-emit.c (emit_move_list): Ditto.
21154 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21155 (record_reg_classes): Ditto. Use functions
21156 ira_get_register_move_cost and ira_get_may_move_cost instead of
21157 global vars ira_register_move_cost, ira_may_move_out_cost and
21158 ira_may_move_in_cost.
21159 (record_address_regs): Don't call ira_init_register_move_cost.
21160 Use function ira_get_may_move_cost instead of global
21161 ira_may_move_in_cost.
21162 (process_bb_node_for_hard_reg_moves): Use function
21163 ira_get_register_move_cost instead of global ira_register_move_cost.
21164 (ira_costs): Don't call ira_init_register_move_cost.
21166 2009-04-16 Richard Guenther <rguenther@suse.de>
21168 * tree-cfg.c (verify_gimple_assign_binary):
21169 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21170 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21171 (create_general_new_stmt): Note that this function is broken.
21173 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21175 * common.opt (fhelp): Add Var(help_flag).
21176 * gcc-plugin.h (plugin_info): Add help.
21177 * plugin.c (plugin_name_args): Add help.
21178 (register_plugin_info): Set plugin->help.
21179 (print_help_one_plugin): New.
21180 (print_plugins_help): New.
21181 * plugin.h (print_plugins_help): New.
21182 * toplev.c (toplev_main): Call print_plugins_help if needed.
21184 2009-04-16 Richard Guenther <rguenther@suse.de>
21186 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21187 (gimple_ior_addresses_taken_1): New function.
21188 (gimple_ior_addresses_taken): Likewise.
21189 * gimple.h (struct gimple_statement_with_ops_base): Remove
21190 addresses_taken member.
21191 (gimple_ior_addresses_taken): Declare.
21192 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21193 gimple_set_addresses_taken): Remove.
21194 * ipa-reference.c (mark_address): New function.
21195 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21196 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21197 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21198 (gimple_add_to_addresses_taken): Remove.
21199 (get_tmr_operands): Call mark_address_taken.
21200 (get_asm_expr_operands): Likewise.
21201 (get_expr_operands): Likewise.
21202 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21203 (free_stmt_operands): Do not free it.
21204 * tree-ssa.c (delete_tree_ssa): Likewise.
21205 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21207 2009-04-16 Richard Guenther <rguenther@suse.de>
21209 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21210 (walk_stmt_load_store_ops): Likewise.
21211 * gimple.c (get_base_loadstore): New function.
21212 (walk_stmt_load_store_addr_ops): Likewise.
21213 (walk_stmt_load_store_ops): Likewise.
21214 * ipa-pure-const.c (check_op): Simplify.
21215 (check_load, check_store): New functions.
21216 (check_stmt): Use walk_stmt_load_store_ops.
21217 * ipa-reference.c (mark_load): Adjust signature.
21218 (mark_store): Likewise.
21219 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21221 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21223 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21224 (plugin_info): New.
21225 * opts.c (common_handle_option): Don't call print_version.
21226 * plugin.c (plugin_name_args): Add version.
21227 (register_plugin_info): New.
21228 (register_callback): Handle PLUGIN_INFO.
21229 (try_init_one_plugin): New.
21230 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21232 (finalize_one_plugin): New.
21233 (finalize_plugins): New.
21234 (print_one_plugin): New.
21235 (print_plugins_versions): New.
21236 * plugin.h (print_plugins_versions): New.
21237 (finalize_plugins): New.
21238 * toplev.c (compile_file): Don't call initialize_plugins.
21239 (print_version): Call print_plugins_versions.
21240 (toplev_main): Call initialize_plugins. Print version if needed.
21241 Call finalize_plugins.
21243 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21245 * common.opt (fversion): New.
21246 * gcc.c (print_version): New.
21247 (process_command): Don't print the version. Just set print_version.
21248 (main): Print version. Call subprocesses if print_version and
21249 verbose_flag are set.
21250 * opts.c (common_handle_option): Handle OPT_fversion.
21252 2009-04-16 Richard Guenther <rguenther@suse.de>
21253 Ira Rosen <irar@il.ibm.com>
21255 PR tree-optimization/39698
21256 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21257 type of the reduction variable. Only generate the def if
21260 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21261 make sure to first convert to an integer of the same precision.
21262 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21263 the type of the evolution correctly in computing the new
21264 induction variable base.
21266 2009-04-16 Richard Guenther <rguenther@suse.de>
21268 PR middle-end/39625
21269 * tree-cfg.c (make_blocks): Split statements with to-be
21270 abnormal SSA names on the lhs.
21272 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21274 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21275 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21276 * c-typeck.c (really_start_incremental_init): Likewise.
21277 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21278 (TARGET_INITIALIZER): Remove it.
21279 * target.h (struct target): Remove vector_opaque_p.
21280 * tree.c (build_opaque_vector_type): New.
21281 * tree.h (TYPE_VECTOR_OPAQUE): New.
21282 (build_opaque_vector_type): Declare.
21283 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21284 * config/rs6000/rs6000.c (build_opaque_vector_type,
21285 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21286 (rs6000_init_builtins): Use build_opaque_vector_type for
21287 opaque_V4SI_type_node.
21289 2009-04-15 Catherine Moore <clm@codesourcery.com>
21291 * debug.h (set_name): Declare.
21292 * dwarf2out.c (dwarf2out_set_name): Declare.
21293 (dwarf2_debug_hooks): Add set_name.
21294 (find_AT_string): New.
21295 (add_AT_string): Call find_AT_string.
21296 (dwarf2out_set_name): New.
21297 * cp/decl.c (grokdeclarator): Call set_name.
21298 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21299 * debug.c (do_nothing_debug_hooks): Likewise.
21300 * dbxout.c (dbx_debug_hooks): Likewise.
21301 * sdbout.c (sdb_debug_hooks): Likewise.
21303 2009-04-15 Michael Eager <eager@eagercon.com>
21305 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21306 reg for single-precision FPU.
21307 * config/rs6000/rs6000.md (movsi_internal1): Only for
21308 !TARGET_SINGLE_FPU.
21309 (movsi_internal1_single): New. Add pattern to move SI values to/from
21310 single-precision FP regs.
21312 2009-04-15 Richard Guenther <rguenther@suse.de>
21314 * omp-low.c (lower_rec_input_clauses): Build correct address
21316 (expand_omp_for_generic): Fix multiplication type.
21317 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21318 (generate_memset_zero): Fix types.
21319 * tree-profile.c (prepare_instrumented_value): Correctly
21322 2009-04-15 Ian Lance Taylor <iant@google.com>
21324 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21325 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21326 for -Wall and for -Wc++-compat.
21327 (c_common_post_options): For C++, set warn_enum_compare if not
21329 * c-tree.h (struct c_expr): Add field original_type.
21330 (build_external_ref): Update declaration.
21331 * c-parser.c (c_parser_braced_init): Set original_type.
21332 (c_parser_initelt): Likewise.
21333 (c_parser_expr_no_commas): Likewise.
21334 (c_parser_conditional_expression): Likewise.
21335 (c_parser_cast_expression): Likewise.
21336 (c_parser_unary_expression): Likewise. Pull setting of
21337 original_code to top of function.
21338 (c_parser_sizeof_expression): Set original_type.
21339 (c_parser_alignof_expression): Likewise.
21340 (c_parser_postfix_expression): Likewise. Pull setting of
21341 original_code to top of function.
21342 (c_parser_postfix_expression_after_paren_type): Set original_type.
21343 (c_parser_postfix_expression_after_primary): Likewise.
21344 (c_parser_expression): Likewise.
21345 * c-typeck.c (build_external_ref): Add type parameter. Change all
21347 (c_expr_sizeof_expr): Set original_type field.
21348 (parser_build_unary_op): Likewise.
21349 (parser_build_binary_op): Likewise. Optionally warn about
21350 comparisons of enums of different types.
21351 (digest_init): Set original_type field.
21352 (really_start_incremental_init): Likewise.
21353 (push_init_level, pop_init_level): Likewise.
21354 * doc/invoke.texi (Warning Options): -Wenum-compare now
21357 2009-04-15 Richard Guenther <rguenther@suse.de>
21359 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21360 out a necessary conversion.
21361 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21362 names we didn't value number.
21363 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21365 2009-04-15 Richard Guenther <rguenther@suse.de>
21367 PR tree-optimization/39764
21368 * tree-ssa-ccp.c (get_value): Canonicalize value with
21369 canonicalize_float_value.
21371 2009-04-15 Jan Hubicka <jh@suse.cz>
21373 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21374 Wrong version of patch.
21376 2009-04-15 Jan Hubicka <jh@suse.cz>
21378 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21380 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21382 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21383 our distinct integral and vector types.
21385 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21387 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21388 * init.c (build_vtbl_address): Remove call to assemble_external.
21390 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21392 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21393 output for other floating point modes.
21395 2009-04-14 Diego Novillo <dnovillo@google.com>
21397 * diagnostic.c (diagnostic_report_diagnostic): Do not
21398 warn about loaded plugins for DK_ERROR and DK_WARNING.
21399 * c-decl.c (declspecs_add_type): Move call to
21400 invoke_plugin_callbacks ...
21401 * c-parser.c (c_parser_declspecs): ... here.
21402 * plugin.c (dump_active_plugins): Tidy output.
21404 2009-04-14 Diego Novillo <dnovillo@google.com>
21405 Le-Chun Wu <lcwu@google.com>
21407 * configure.ac: Add --enable-plugin support.
21408 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21409 * Makefile.in (PLUGIN_H): Define.
21410 Export ENABLE_PLUGIN and GMPINC to site.exp.
21411 Add PLUGINLIBS to link command.
21412 Add/modify dependencies for plugin.o and files including plugin.h.
21414 * config.in: Regenerate.
21416 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21419 2009-04-14 Le-Chun Wu <lcwu@google.com>
21421 * tree-pass.h (register_one_dump_file): Add a prototype for
21422 register_one_dump_file.
21423 * toplev.c (compile_file): Call initialize_plugins.
21424 (do_compile): Call invoke_plugin_callbacks.
21425 (toplev_main): Call invoke_plugin_callbacks.
21426 * common.opt: Add -fplugin= and -fplugin-arg-.
21427 * gcc-plugin.h: New public header file for plugins to include.
21428 * plugin.c: New source file.
21429 * plugin.h: New internal header file.
21430 * passes.c (register_one_dump_file): Make it external.
21432 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21434 2009-04-14 Diego Novillo <dnovillo@google.com>
21436 * doc/plugins.texi: New.
21437 * doc/gccint.texi: Add reference to Plugins chapter.
21438 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21439 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21440 loaded plugins, if any.
21441 * timevar.def (TV_PLUGIN_INIT): Define.
21442 (TV_PLUGIN_RUN): Define.
21443 * plugin.c: Include timevar.h
21444 (plugins_active_p): New.
21445 (dump_active_plugins): New.
21446 (debug_active_plugins): New.
21448 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21450 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21452 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21454 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21456 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21457 the same as a minus without a shift.
21459 2009-04-14 Nick Clifton <nickc@redhat.com>
21461 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21462 comparisons with small integers will always produce a short
21465 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21468 2008-12-19 Diego Novillo <dnovillo@google.com>
21470 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21472 2009-04-14 Richard Guenther <rguenther@suse.de>
21474 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21476 (verify_gimple_assign_binary): Likewise. Handle shifts and
21478 (verify_gimple_phi): Print the mismatched argument position.
21479 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21481 (vect_update_init_of_dr): Likewise.
21482 * matrix-reorg.c (transform_access_sites): Do what the
21484 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21486 2009-04-13 Michael Eager <eager@eagercon.com>
21488 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21489 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21490 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21491 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21492 remove duplicate config
21494 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21496 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21497 file_name:line_number type locator of the call site.
21499 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21501 * genautomata.c: Put blank after comma.
21502 (automaton_decls): New.
21503 (struct unit_usage): Add comments to member next.
21504 (store_alt_unit_usage): Keep the list ordered.
21505 (unit_present_on_list_p, equal_alternatives_p): New.
21506 (check_regexp_units_distribution): Check units distribution
21507 correctness correctly.
21508 (main): Don't write automata if error is found. Return correct
21511 * config/m68k/cf.md (cfv4_ds): Remove.
21512 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21513 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21515 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21516 power4-load-ext, power4-store, power4-store-update,
21517 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21518 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21519 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21520 power4-sqrt, power4-isync): Modify reservation to make correct
21521 unit distribution to automata.
21523 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21524 power5-store-update, power5-two, power5-three, power5-lmul,
21525 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21527 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21529 * except.c (pass_set_nothrow_function_flags): Set name and add
21531 (set_nothrow_function_flags): Mention in the dump file when
21532 changing a function to nothrow.
21534 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21537 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21538 instead of unsigned long.
21540 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21542 * config/arm/arm.c (return_used_this_function): Remove.
21543 (arm_output_function_prologue): Remove use of
21544 return_used_this_function.
21545 (output_return_instruction): Replace use of
21546 return_used_this_function
21547 by cfun->machine->return_used_this_function.
21548 (arm_output_epilogue): Likewise.
21549 (arm_output_function_epilogue): Likewise.
21550 (thumb_unexpanded_epilogue): Likewise.
21551 * config/arm/arm.h (struct machine_function):
21552 New member return_used_this_function.
21554 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21556 * doc/install.texi: Correct description of default directory for
21557 --with-gxx-include-dir.
21559 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21561 * fold-const.c (build_range_check): Properly deal with enumeral and
21562 boolean base types.
21564 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21566 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21567 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21568 * params.h (MAX_GCSE_PASSES): Remove.
21569 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21570 in sequence. Remove ability to run multiple passes.
21571 (bypass_jumps): Report run as third CPROP pass.
21573 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21575 PR middle-end/39651
21576 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21577 when deciding whether the whole SEQUENCE can throw.
21579 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21582 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21583 offseted label references.
21585 2009-04-11 Jan Hubicka <jh@suse.cz>
21587 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21589 2009-04-11 Richard Guenther <rguenther@suse.de>
21591 PR middle-end/39732
21592 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21593 return variables as TREE_ADDRESSABLE.
21595 2009-04-11 Richard Guenther <rguenther@suse.de>
21597 PR tree-optimization/39713
21598 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21599 reference trees have SSA_NAME operands.
21601 2009-04-11 Richard Guenther <rguenther@suse.de>
21604 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21605 address expressions.
21607 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21609 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21610 match changes in Cygwin 1.7
21611 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21612 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21614 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21616 PR tree-optimization/39701
21617 * doc/invoke.texi (Optimization Options): Document change in
21618 meaning and initialization of -fdelete-null-pointer-checks.
21620 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21622 PR middle-end/39701
21623 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21625 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21628 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21630 2009-04-10 Chao-ying Fu <fu@mips.com>
21632 * doc/tm.texi (Instruction Output): Document
21633 TARGET_ASM_FINAL_POSTSCAN_INSN.
21634 * target.h (final_postscan_insn): New field in asm_out.
21635 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21636 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21637 * final.c (final_scan_insn): Call
21638 targetm.asm_out.final_postscan_insn after outputting
21639 an asm macro and a normal instruction.
21641 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21642 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21643 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21644 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21645 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21647 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21649 PR middle-end/39701
21650 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21651 variables as non-NULL even with -fdelete-null-pointer-checks.
21653 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21655 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21657 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21660 * config/i386/i386.c (classify_argument): Handle SCmode with
21661 (bit_offset % 64) != 0.
21663 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21665 * doc/invoke.texi (Optimize Options): Add cross-reference to
21666 -Q --help=optimizers examples.
21668 2009-04-10 Ben Elliston <bje@au.ibm.com>
21671 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21672 regalign for the reg == fpr and TDmode case.
21674 2009-04-09 David Ayers <ayers@fsfe.org>
21677 * objc/objc-act.c (warn_with_method): Remove helper function.
21678 (check_duplicates): Call warning and inform directly.
21679 (really_start_method): Likewise.
21681 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21683 * expmed.c (expand_divmod): Always use a comparison for a division
21684 by a large unsigned integer.
21686 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21687 for things others than variables or functions as nonzero.
21689 2009-04-09 Nick Clifton <nickc@redhat.com>
21691 * unwind-compat.c: Change copyright header to refer to version
21692 3 of the GNU General Public License with version 3.1 of the
21693 GCC Runtime Library Exception and to point readers at the
21694 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21695 * config/alpha/crtfastmath.c: Likewise.
21696 * config/alpha/linux-unwind.h: Likewise.
21697 * config/alpha/qrnnd.asm: Likewise.
21698 * config/alpha/vms-crt0-64.c: Likewise.
21699 * config/alpha/vms-crt0.c: Likewise.
21700 * config/alpha/vms-dwarf2.asm: Likewise.
21701 * config/alpha/vms-dwarf2eh.asm: Likewise.
21702 * config/alpha/vms-psxcrt0-64.c: Likewise.
21703 * config/alpha/vms-psxcrt0.c: Likewise.
21704 * config/alpha/vms_tramp.asm: Likewise.
21705 * config/arc/initfini.c: Likewise.
21706 * config/arc/lib1funcs.asm: Likewise.
21707 * config/arm/bpabi-v6m.S: Likewise.
21708 * config/arm/bpabi.S: Likewise.
21709 * config/arm/bpabi.c: Likewise.
21710 * config/arm/crti.asm: Likewise.
21711 * config/arm/crtn.asm: Likewise.
21712 * config/arm/ieee754-df.S: Likewise.
21713 * config/arm/ieee754-sf.S: Likewise.
21714 * config/arm/lib1funcs.asm: Likewise.
21715 * config/arm/libunwind.S: Likewise.
21716 * config/arm/linux-atomic.c: Likewise.
21717 * config/arm/mmintrin.h: Likewise.
21718 * config/arm/pr-support.c: Likewise.
21719 * config/arm/unaligned-funcs.c: Likewise.
21720 * config/arm/unwind-arm.c: Likewise.
21721 * config/arm/unwind-arm.h: Likewise.
21722 * config/avr/libgcc.S: Likewise.
21723 * config/bfin/crti.s: Likewise.
21724 * config/bfin/crtlibid.s: Likewise.
21725 * config/bfin/crtn.s: Likewise.
21726 * config/bfin/lib1funcs.asm: Likewise.
21727 * config/bfin/linux-unwind.h: Likewise.
21728 * config/cris/arit.c: Likewise.
21729 * config/cris/cris_abi_symbol.c: Likewise.
21730 * config/darwin-64.c: Likewise.
21731 * config/darwin-crt2.c: Likewise.
21732 * config/darwin-crt3.c: Likewise.
21733 * config/darwin.h: Likewise.
21734 * config/dbxelf.h: Likewise.
21735 * config/dfp-bit.c: Likewise.
21736 * config/dfp-bit.h: Likewise.
21737 * config/elfos.h: Likewise.
21738 * config/fixed-bit.c: Likewise.
21739 * config/fixed-bit.h: Likewise.
21740 * config/fp-bit.c: Likewise.
21741 * config/fp-bit.h: Likewise.
21742 * config/fr30/crti.asm: Likewise.
21743 * config/fr30/crtn.asm: Likewise.
21744 * config/fr30/lib1funcs.asm: Likewise.
21745 * config/freebsd-spec.h: Likewise.
21746 * config/frv/cmovd.c: Likewise.
21747 * config/frv/cmovh.c: Likewise.
21748 * config/frv/cmovw.c: Likewise.
21749 * config/frv/frvbegin.c: Likewise.
21750 * config/frv/frvend.c: Likewise.
21751 * config/frv/lib1funcs.asm: Likewise.
21752 * config/glibc-stdint.h: Likewise.
21753 * config/h8300/clzhi2.c: Likewise.
21754 * config/h8300/crti.asm: Likewise.
21755 * config/h8300/crtn.asm: Likewise.
21756 * config/h8300/ctzhi2.c: Likewise.
21757 * config/h8300/fixunssfsi.c: Likewise.
21758 * config/h8300/lib1funcs.asm: Likewise.
21759 * config/h8300/parityhi2.c: Likewise.
21760 * config/h8300/popcounthi2.c: Likewise.
21761 * config/i386/ammintrin.h: Likewise.
21762 * config/i386/att.h: Likewise.
21763 * config/i386/avxintrin.h: Likewise.
21764 * config/i386/biarch64.h: Likewise.
21765 * config/i386/bmmintrin.h: Likewise.
21766 * config/i386/cpuid.h: Likewise.
21767 * config/i386/cross-stdarg.h: Likewise.
21768 * config/i386/crtfastmath.c: Likewise.
21769 * config/i386/crtprec.c: Likewise.
21770 * config/i386/cygming-crtbegin.c: Likewise.
21771 * config/i386/cygming-crtend.c: Likewise.
21772 * config/i386/cygwin.asm: Likewise.
21773 * config/i386/emmintrin.h: Likewise.
21774 * config/i386/gmm_malloc.h: Likewise.
21775 * config/i386/gthr-win32.c: Likewise.
21776 * config/i386/i386.h: Likewise.
21777 * config/i386/immintrin.h: Likewise.
21778 * config/i386/linux-unwind.h: Likewise.
21779 * config/i386/linux64.h: Likewise.
21780 * config/i386/mm3dnow.h: Likewise.
21781 * config/i386/mmintrin-common.h: Likewise.
21782 * config/i386/mmintrin.h: Likewise.
21783 * config/i386/nmmintrin.h: Likewise.
21784 * config/i386/pmm_malloc.h: Likewise.
21785 * config/i386/pmmintrin.h: Likewise.
21786 * config/i386/smmintrin.h: Likewise.
21787 * config/i386/sol2-c1.asm: Likewise.
21788 * config/i386/sol2-ci.asm: Likewise.
21789 * config/i386/sol2-cn.asm: Likewise.
21790 * config/i386/sol2-gc1.asm: Likewise.
21791 * config/i386/tmmintrin.h: Likewise.
21792 * config/i386/unix.h: Likewise.
21793 * config/i386/w32-unwind.h: Likewise.
21794 * config/i386/wmmintrin.h: Likewise.
21795 * config/i386/x86-64.h: Likewise.
21796 * config/i386/x86intrin.h: Likewise.
21797 * config/i386/xmmintrin.h: Likewise.
21798 * config/ia64/crtbegin.asm: Likewise.
21799 * config/ia64/crtend.asm: Likewise.
21800 * config/ia64/crtfastmath.c: Likewise.
21801 * config/ia64/crti.asm: Likewise.
21802 * config/ia64/crtn.asm: Likewise.
21803 * config/ia64/fde-glibc.c: Likewise.
21804 * config/ia64/lib1funcs.asm: Likewise.
21805 * config/ia64/linux-unwind.h: Likewise.
21806 * config/ia64/quadlib.c: Likewise.
21807 * config/ia64/unwind-ia64.c: Likewise.
21808 * config/linux.h: Likewise.
21809 * config/m32c/m32c-lib1.S: Likewise.
21810 * config/m32c/m32c-lib2-trapv.c: Likewise.
21811 * config/m32c/m32c-lib2.c: Likewise.
21812 * config/m32r/initfini.c: Likewise.
21813 * config/m68hc11/larith.asm: Likewise.
21814 * config/m68hc11/m68hc11-crt0.S: Likewise.
21815 * config/m68k/cf.md: Likewise.
21816 * config/m68k/crti.s: Likewise.
21817 * config/m68k/crtn.s: Likewise.
21818 * config/m68k/lb1sf68.asm: Likewise.
21819 * config/m68k/linux-unwind.h: Likewise.
21820 * config/mcore/crti.asm: Likewise.
21821 * config/mcore/crtn.asm: Likewise.
21822 * config/mcore/lib1.asm: Likewise.
21823 * config/mips/linux-unwind.h: Likewise.
21824 * config/mips/loongson.h: Likewise.
21825 * config/mips/mips16.S: Likewise.
21826 * config/mmix/crti.asm: Likewise.
21827 * config/mmix/crtn.asm: Likewise.
21828 * config/pa/fptr.c: Likewise.
21829 * config/pa/hpux-unwind.h: Likewise.
21830 * config/pa/lib2funcs.asm: Likewise.
21831 * config/pa/linux-atomic.c: Likewise.
21832 * config/pa/linux-unwind.h: Likewise.
21833 * config/pa/milli64.S: Likewise.
21834 * config/pa/quadlib.c: Likewise.
21835 * config/pa/stublib.c: Likewise.
21836 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21837 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21838 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21839 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21840 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21841 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21842 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21843 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21844 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21845 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21846 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21847 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21848 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21849 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21850 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21851 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21852 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21853 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21854 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21855 * config/rs6000/750cl.h: Likewise.
21856 * config/rs6000/altivec.h: Likewise.
21857 * config/rs6000/biarch64.h: Likewise.
21858 * config/rs6000/crtresfpr.asm: Likewise.
21859 * config/rs6000/crtresgpr.asm: Likewise.
21860 * config/rs6000/crtresxfpr.asm: Likewise.
21861 * config/rs6000/crtresxgpr.asm: Likewise.
21862 * config/rs6000/crtsavfpr.asm: Likewise.
21863 * config/rs6000/crtsavgpr.asm: Likewise.
21864 * config/rs6000/darwin-asm.h: Likewise.
21865 * config/rs6000/darwin-fallback.c: Likewise.
21866 * config/rs6000/darwin-fpsave.asm: Likewise.
21867 * config/rs6000/darwin-ldouble.c: Likewise.
21868 * config/rs6000/darwin-tramp.asm: Likewise.
21869 * config/rs6000/darwin-unwind.h: Likewise.
21870 * config/rs6000/darwin-vecsave.asm: Likewise.
21871 * config/rs6000/darwin-world.asm: Likewise.
21872 * config/rs6000/e500crtres32gpr.asm: Likewise.
21873 * config/rs6000/e500crtres64gpr.asm: Likewise.
21874 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21875 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21876 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21877 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21878 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21879 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21880 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21881 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21882 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21883 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21884 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21885 * config/rs6000/eabi-ci.asm: Likewise.
21886 * config/rs6000/eabi-cn.asm: Likewise.
21887 * config/rs6000/eabi.asm: Likewise.
21888 * config/rs6000/linux-unwind.h: Likewise.
21889 * config/rs6000/linux64.h: Likewise.
21890 * config/rs6000/paired.h: Likewise.
21891 * config/rs6000/paired.md: Likewise.
21892 * config/rs6000/ppc64-fp.c: Likewise.
21893 * config/rs6000/ppu_intrinsics.h: Likewise.
21894 * config/rs6000/rs6000.h: Likewise.
21895 * config/rs6000/si2vmx.h: Likewise.
21896 * config/rs6000/sol-ci.asm: Likewise.
21897 * config/rs6000/sol-cn.asm: Likewise.
21898 * config/rs6000/spe.h: Likewise.
21899 * config/rs6000/spu2vmx.h: Likewise.
21900 * config/rs6000/sysv4.h: Likewise.
21901 * config/rs6000/tramp.asm: Likewise.
21902 * config/rs6000/vec_types.h: Likewise.
21903 * config/s390/linux-unwind.h: Likewise.
21904 * config/s390/tpf-unwind.h: Likewise.
21905 * config/score/crti.asm: Likewise.
21906 * config/score/crtn.asm: Likewise.
21907 * config/sh/crt1.asm: Likewise.
21908 * config/sh/crti.asm: Likewise.
21909 * config/sh/crtn.asm: Likewise.
21910 * config/sh/divtab-sh4-300.c: Likewise.
21911 * config/sh/divtab-sh4.c: Likewise.
21912 * config/sh/divtab.c: Likewise.
21913 * config/sh/lib1funcs-4-300.asm: Likewise.
21914 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21915 * config/sh/lib1funcs.asm: Likewise.
21916 * config/sh/lib1funcs.h: Likewise.
21917 * config/sh/linux-atomic.asm: Likewise.
21918 * config/sh/linux-unwind.h: Likewise.
21919 * config/sh/shmedia.h: Likewise.
21920 * config/sh/sshmedia.h: Likewise.
21921 * config/sh/ushmedia.h: Likewise.
21922 * config/sparc/crtfastmath.c: Likewise.
21923 * config/sparc/linux-unwind.h: Likewise.
21924 * config/sparc/sol2-c1.asm: Likewise.
21925 * config/sparc/sol2-ci.asm: Likewise.
21926 * config/sparc/sol2-cn.asm: Likewise.
21927 * config/spu/divmodti4.c: Likewise.
21928 * config/spu/divv2df3.c: Likewise.
21929 * config/spu/float_disf.c: Likewise.
21930 * config/spu/float_unsdidf.c: Likewise.
21931 * config/spu/float_unsdisf.c: Likewise.
21932 * config/spu/float_unssidf.c: Likewise.
21933 * config/spu/mfc_multi_tag_release.c: Likewise.
21934 * config/spu/mfc_multi_tag_reserve.c: Likewise.
21935 * config/spu/mfc_tag_release.c: Likewise.
21936 * config/spu/mfc_tag_reserve.c: Likewise.
21937 * config/spu/mfc_tag_table.c: Likewise.
21938 * config/spu/multi3.c: Likewise.
21939 * config/spu/spu_internals.h: Likewise.
21940 * config/spu/spu_intrinsics.h: Likewise.
21941 * config/spu/spu_mfcio.h: Likewise.
21942 * config/spu/vec_types.h: Likewise.
21943 * config/spu/vmx2spu.h: Likewise.
21944 * config/stormy16/stormy16-lib2.c: Likewise.
21945 * config/svr4.h: Likewise.
21946 * config/sync.c: Likewise.
21947 * config/v850/lib1funcs.asm: Likewise.
21948 * config/vxlib-tls.c: Likewise.
21949 * config/vxlib.c: Likewise.
21950 * config/vxworks-dummy.h: Likewise.
21951 * config/xtensa/crti.asm: Likewise.
21952 * config/xtensa/crtn.asm: Likewise.
21953 * config/xtensa/ieee754-df.S: Likewise.
21954 * config/xtensa/ieee754-sf.S: Likewise.
21955 * config/xtensa/lib1funcs.asm: Likewise.
21956 * config/xtensa/lib2funcs.S: Likewise.
21957 * config/xtensa/linux-unwind.h: Likewise.
21958 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
21959 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
21960 * coretypes.h: Likewise.
21961 * crtstuff.c: Likewise.
21962 * defaults.h: Likewise.
21963 * dwarf2.h: Likewise.
21964 * emutls.c: Likewise.
21965 * gbl-ctors.h: Likewise.
21966 * gcov-io.h: Likewise.
21967 * ginclude/float.h: Likewise.
21968 * ginclude/iso646.h: Likewise.
21969 * ginclude/stdarg.h: Likewise.
21970 * ginclude/stdbool.h: Likewise.
21971 * ginclude/stddef.h: Likewise.
21972 * ginclude/stdfix.h: Likewise.
21973 * ginclude/stdint-gcc.h: Likewise.
21974 * ginclude/tgmath.h: Likewise.
21975 * gthr-aix.h: Likewise.
21976 * gthr-dce.h: Likewise.
21977 * gthr-gnat.c: Likewise.
21978 * gthr-gnat.h: Likewise.
21979 * gthr-lynx.h: Likewise.
21980 * gthr-mipssde.h: Likewise.
21981 * gthr-nks.h: Likewise.
21982 * gthr-posix.c: Likewise.
21983 * gthr-posix.h: Likewise.
21984 * gthr-posix95.h: Likewise.
21985 * gthr-rtems.h: Likewise.
21986 * gthr-single.h: Likewise.
21987 * gthr-solaris.h: Likewise.
21988 * gthr-tpf.h: Likewise.
21989 * gthr-vxworks.h: Likewise.
21990 * gthr-win32.h: Likewise.
21991 * gthr.h: Likewise.
21992 * libgcc2.c: Likewise.
21993 * libgcc2.h: Likewise.
21994 * libgcov.c: Likewise.
21995 * tsystem.h: Likewise.
21996 * typeclass.h: Likewise.
21997 * unwind-c.c: Likewise.
21998 * unwind-compat.h: Likewise.
21999 * unwind-dw2-fde-compat.c: Likewise.
22000 * unwind-dw2-fde-darwin.c: Likewise.
22001 * unwind-dw2-fde-glibc.c: Likewise.
22002 * unwind-dw2-fde.c: Likewise.
22003 * unwind-dw2-fde.h: Likewise.
22004 * unwind-dw2.c: Likewise.
22005 * unwind-dw2.h: Likewise.
22006 * unwind-generic.h: Likewise.
22007 * unwind-pe.h: Likewise.
22008 * unwind-sjlj.c: Likewise.
22009 * unwind.inc: Likewise.
22010 * config/arm/neon-gen.ml: Change generated copyright header to
22011 refer to version 3 of the GNU General Public License with
22012 version 3.1 of the GCC Runtime Library Exception and to point
22013 readers at the COPYING3 and COPYING3.RUNTIME files and the
22014 FSF's license web page.
22015 * config/arm/arm_neon.h: Regenerate.
22017 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22019 * config/cris/cris.md: Change copyright header to refer to version
22020 3 of the GNU General Public License.
22021 * doc/install.texi2html: Change copyright header to refer to version
22022 3 of the GNU General Public License and to point readers at the
22023 COPYING3 file and the FSF's license web page.
22024 * config/vax/linux.h: Likewise.
22026 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22028 * config/i386/i386.md (cmpcc): New.
22029 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22030 (sync_compare_and_swap_cc*): Delete.
22032 * config/s390/s390.c (s390_compare_emitted): Remove.
22033 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22034 s390_compare_emitted used to be handled. Assert that modes match.
22035 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22036 refer to sync_compare_and_swap_ccsi.
22037 * config/s390/s390.h (s390_compare_emitted): Remove.
22038 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22039 instead of s390_compare_emitted.
22040 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22041 instead of s390_compare_emitted.
22042 * config/s390/s390.md (cmpcc): New.
22043 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22044 CC_REGNUM, do not pretend it's set.
22045 (sync_compare_and_swap_cc*): Delete.
22046 * config/s390/predicates.md (cc_reg_operand): New.
22048 * expr.c (sync_compare_and_swap_cc): Delete.
22049 * optabs.h (sync_compare_and_swap_cc): Delete.
22050 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22051 is being used with can_compare_p.
22052 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22053 (find_cc_set): New.
22054 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22055 look for a MODE_CC set instead. Use emit_store_flag.
22056 (expand_compare_and_swap_loop): Likewise, with some additional
22057 complication to avoid a force_reg when useless. Use
22058 emit_cmp_and_jump_insns.
22059 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22060 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22061 sync_compare_and_swap documentation.
22063 2009-04-09 Jan Hubicka <jh@suse.cz>
22065 * except.c (find_prev_try): Break out from ....
22066 (duplicate_eh_regions): ... here; properly update prev_try pointers
22067 when duplication part of tree.
22068 (dump_eh_tree): Improve dumping.
22069 (verify_eh_region): New.
22070 (verify_eh_tree): Use it.
22072 2009-04-06 Richard Guenther <rguenther@suse.de>
22074 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22075 &ARRAY addresses by adjusting their types and prepending
22077 * tree-cfg.c (verify_gimple_assign_single): Verify that
22078 addresses are correct.
22080 2009-04-09 Richard Guenther <rguenther@suse.de>
22082 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22083 indices into an array reference if possible.
22084 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22085 Fold POINTER_PLUS_EXPR statements with invariant address.
22087 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22090 * config.gcc (powerpc64-*-linux*): Always build biarch.
22092 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22095 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22096 it and pedwarn if this results in an INTEGER_CST.
22098 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22100 * doc/install.texi: Update minimum GMP version. Remove obsolete
22101 text in MPFR section.
22103 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22105 * dwarf2out.c (class_scope_p): New static inline.
22106 (class_or_namespace_scope_p): Use it.
22107 (gen_variable_die): Use DW_TAG_member tag for static data member
22108 declarations instead of DW_TAG_variable.
22110 PR middle-end/39573
22111 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22114 2009-04-08 Richard Guenther <rguenther@suse.de>
22116 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22117 valueize random data.
22119 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22121 * config.gcc (aix tm_file): Add aix-stdint.h.
22122 (aix tm clause use_gcc_stdint): Set to wrap.
22123 * config/rs6000/aix-stdint.h: New file.
22125 2009-04-08 Richard Guenther <rguenther@suse.de>
22127 PR middle-end/36291
22128 * tree-dfa.c (add_referenced_var): Do not recurse into
22129 global initializers.
22130 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22132 (fold_const_aggregate_ref): Likewise.
22134 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22136 * recog.c (ordered_comparison_operator): New.
22137 * gensupport.c (std_preds): Add it.
22138 * doc/md.texi (Machine-Independent Predicates): Document it.
22140 2009-04-08 Jan Hubicka <jh@suse.cz>
22142 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22143 * function.h (rtl_eh): Remove exception_handler_label_map.
22144 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22145 remove_exception_handler_label, for_each_eh_label_1): Remove.
22146 (rtl_remove_unreachable_regions): Remove.
22147 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22148 (find_exception_handler_labels): Don't build the hashtable.
22149 (maybe_remove_eh_handler): Remove.
22150 (for_each_eh_label): Rewrite to walk the tree.
22151 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22152 * except.h (maybe_remove_eh_handler): Remove.
22153 * passes.c (init_optimization_passes): Schedule second EH cleanup
22155 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22156 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22158 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22160 * genoutput.c (validate_optab_operands): New.
22161 (gen_insn, gen_expand): Call it.
22163 * genflags.c (gen_insn): Detect misused iterators.
22164 (main): Pass line_no to gen_insn, exit with status 1 on error.
22166 * genextract.c (line_no): Make global.
22167 (VEC_safe_set_locstr): Change assertion to error message.
22168 (main): Exit with status 1 on error.
22170 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22174 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22175 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22176 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22177 * c-convert.c (convert): Do not call fold on results of conversion
22178 functions when the result is a C_MAYBE_CONST_EXPR.
22179 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22180 of __builtin_choose_expr.
22181 * c-typeck.c (remove_c_maybe_const_expr): New.
22182 (build_unary_op, build_conditional_expr, build_compound_expr,
22183 build_binary_op, c_objc_common_truthvalue_conversion): Call
22184 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22187 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22189 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22190 CODE to produce a new one. Add a prototype to use fold_convert_const
22192 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22195 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22196 mix declarations and code.
22198 2009-04-08 Ben Elliston <bje@au.ibm.com>
22200 * gcc.c: Replace `CC' with `GCC' throughout.
22202 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22204 * doc/invoke.texi: Document Atom support.
22206 2009-04-07 Jason Merrill <jason@redhat.com>
22209 * c-common.h, c-common.c: Add flag_pretty_templates.
22210 * c-opts.c (c_common_handle_option): Set it.
22211 * c.opt: Add -fno-pretty-templates.
22212 * doc/invoke.texi (C++ Dialect Options): Likewise.
22214 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22216 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22217 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22218 (ia64_expand_builtin): Likewise.
22220 2009-04-07 Martin Jambor <mjambor@suse.cz>
22222 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22223 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22224 ADDR_EXPRS are include too.
22226 2009-04-07 Richard Guenther <rguenther@suse.de>
22228 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22229 decls are only used if passes as parameters or if they are
22230 local statics and the call is not to a builtin.
22231 (call_may_clobber_ref_p_1): Likewise.
22233 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22235 * expr.c (do_store_flag): Remove last argument. Simplify code
22236 to avoid duplication of tests already done by can_compare_p.
22237 (expand_expr_real_1): Adjust caller.
22239 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22241 * optabs.c (can_compare_p): Test the predicate of a
22242 cbranch and cstore pattern.
22244 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22246 * expr.c (convert_move): Use emit_store_flag instead of
22249 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22251 * config/i386/i386.c (ix86_compare_emitted): Remove.
22252 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22253 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22254 * config/i386/i386.h (ix86_compare_emitted): Remove.
22255 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22256 instead of ix86_compare_emitted.
22257 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22259 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22261 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22262 Add t-sysroot-suffix to tmake_file.
22263 * config/print-sysroot-suffix.sh: New file.
22264 * config/t-sysroot-suffix: New file.
22266 2009-04-07 Ben Elliston <bje@au.ibm.com>
22268 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22269 as the latter produces a warning when the target does not support
22272 2009-04-07 Ben Elliston <bje@au.ibm.com>
22274 * dfp.c: Replace type punning assignments with memcpy throughout.
22275 * Makefile.in (dfp.o-warn): Remove.
22277 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22280 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22281 Include soft-fp/t-softfp after rs6000/t-linux64.
22283 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22285 * stor-layout.c (set_sizetype): Use the full precision of their
22286 machine mode for bitsize types.
22288 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22290 * config/i386/i386.md: Revert 2 accidental checkins.
22292 2009-04-06 Joey Ye <joey.ye@intel.com>
22293 Xuepeng Guo <xuepeng.guo@intel.com>
22294 H.J. Lu <hongjiu.lu@intel.com>
22296 Atom pipeline model, tuning and insn selection.
22297 * config.gcc (atom): Add atom config options and target.
22299 * config/i386/atom.md: New.
22301 * config/i386/i386.c (atom_cost): New cost.
22302 (m_ATOM): New macro flag.
22303 (initial_ix86_tune_features): Set m_ATOM.
22304 (x86_accumulate_outgoing_args): Likewise.
22305 (x86_arch_always_fancy_math_387): Likewise.
22306 (processor_target): Add Atom cost.
22307 (cpu_names): Add Atom cpu name.
22308 (override_options): Set Atom ISA.
22309 (ix86_issue_rate): New case PROCESSOR_ATOM.
22310 (ix86_adjust_cost): Likewise.
22312 * config/i386/i386.h (TARGET_ATOM): New target macro.
22313 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22314 (TARGET_OPT_AGU): New target option.
22315 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22316 (processor_type): Add PROCESSOR_ATOM.
22318 * config/i386/i386.md (cpu): Add new value "atom".
22319 (use_carry, movu): New attr.
22320 (atom.md): Include atom.md.
22321 (adddi3_carry_rex64): Set attr "use_carry".
22322 (addqi3_carry): Likewise.
22323 (addhi3_carry): Likewise.
22324 (addsi3_carry): Likewise.
22325 (*addsi3_carry_zext): Likewise.
22326 (subdi3_carry_rex64): Likewise.
22327 (subqi3_carry): Likewise.
22328 (subhi3_carry): Likewise.
22329 (subsi3_carry): Likewise.
22330 (x86_movdicc_0_m1_rex64): Likewise.
22331 (*x86_movdicc_0_m1_se): Likewise.
22332 (x86_movsicc_0_m1): Likewise.
22333 (*x86_movsicc_0_m1_se): Likewise.
22334 (*adddi_1_rex64): Emit add insn as much as possible.
22335 (*addsi_1): Likewise.
22336 (return_internal): Set atom_unit.
22337 (return_internal_long): Likewise.
22338 (return_pop_internal): Likewise.
22339 (*rcpsf2_sse): Set atom_sse_attr attr.
22340 (*qrt<mode>2_sse): Likewise.
22341 (*prefetch_sse): Likewise.
22343 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22345 (ix86_target_macros_internal): Likewise.
22347 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22348 (*prefetch_sse_rex): Likewise.
22349 (sse_rcpv4sf2): Likewise.
22350 (sse_vmrcpv4sf2): Likewise.
22351 (sse_sqrtv4sf2): Likewise.
22352 (<sse>_vmsqrt<mode>2): Likewise.
22353 (sse_ldmxcsr): Likewise.
22354 (sse_stmxcsr): Likewise.
22355 (*sse_sfence): Likewise.
22356 (sse2_clflush): Likewise.
22357 (*sse2_mfence): Likewise.
22358 (*sse2_lfence): Likewise.
22359 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22360 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22361 (avx_movdqu<avxmodesuffix>): Likewise.
22362 (avx_lddqu<avxmodesuffix>): Likewise.
22363 (sse2_movntv2di): Change attr "type" to "ssemov".
22364 (sse2_movntsi): Likewise.
22365 (rsqrtv8sf2): Change attr "type" to "sseadd".
22366 (sse3_addsubv2df3): Set attr "atom_unit".
22367 (sse3_h<plusminus_insn>v4sf3): Likewise.
22368 (*sse2_pmaddwd): Likewise.
22369 (*vec_extractv2di_1_rex64): Likewise.
22370 (*vec_extractv2di_1_avx): Likewise.
22371 (sse2_psadbw): Likewise.
22372 (ssse3_phaddwv8hi3): Likewise.
22373 (ssse3_phaddwv4hi3): Likewise.
22374 (ssse3_phadddv4si3): Likewise.
22375 (ssse3_phadddv2si3): Likewise.
22376 (ssse3_phaddswv8hi3): Likewise.
22377 (ssse3_phaddswv4hi3): Likewise.
22378 (ssse3_phsubwv8hi3): Likewise.
22379 (ssse3_phsubwv4hi3): Likewise.
22380 (ssse3_phsubdv4si3): Likewise.
22381 (ssse3_phsubdv2si3): Likewise.
22382 (ssse3_phsubswv8hi3): Likewise.
22383 (ssse3_phsubswv4hi3): Likewise.
22384 (ssse3_pmaddubsw128): Likewise.
22385 (sse3_pmaddubsw: Likewise.
22386 (ssse3_palignrti): Likewise.
22387 (ssse3_palignrdi): Likewise.
22389 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22391 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22393 2009-04-06 Richard Guenther <rguenther@suse.de>
22395 PR tree-optimization/28868
22396 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22397 of which PHI results we inserted.
22398 (insert_into_preds_of_block): Record inserted PHIs.
22399 (eliminate): Eliminate redundant PHI nodes.
22400 (init_pre): Init inserted_phi_names.
22402 2009-04-06 Richard Guenther <rguenther@suse.de>
22404 PR tree-optimization/39643
22405 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22406 IMAGPART_EXPRs of complex constants.
22407 (execute_fold_all_builtins): If we folded a call queue
22408 TODO_update_address_taken.
22410 2009-04-06 Jan Hubicka <jh@suse.cz>
22412 PR middle-end/39659
22413 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22416 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22418 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22420 (ic_invalidate_array): Likewise.
22422 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22424 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22425 alignment for library calls.
22427 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22429 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22430 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22431 * config/i386/mingw-stdint.h: New file.
22433 2009-04-05 Richard Guenther <rguenther@suse.de>
22435 PR tree-optimization/39648
22436 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22437 our &A vs. &A[0] IL deficiencies.
22439 2009-04-04 Jan Hubicka <jh@suse.cz>
22441 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22442 removed toplevel regions.
22443 (sjlj_mark_call_sites): Likewise.
22445 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22447 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22448 (cygwin tm clause use_gcc_stdint): Set to wrap.
22449 * config/i386/cygwin-stdint.h: New file.
22451 2009-04-04 Richard Guenther <rguenther@suse.de>
22453 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22454 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22455 single-argument PHIs if we are in loop-closed SSA form.
22456 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22457 for the pre-condition.
22458 (slpeel_tree_peel_loop_to_edge): Likewise.
22459 (vect_build_loop_niters): Take an optional sequence to append stmts.
22460 (vect_generate_tmps_on_preheader): Likewise.
22461 (vect_do_peeling_for_loop_bound): Take extra guards for the
22463 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22464 the cost model check.
22465 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22466 guards if we are going to peel. Do not apply versioning in that case.
22467 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22468 (vect_do_peeling_for_loop_bound): Likewise.
22469 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22470 loop bound only record extra pre-conditions, do not apply loop
22473 2009-04-04 Richard Guenther <rguenther@suse.de>
22475 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22478 2009-04-04 Jan Hubicka <jh@suse.cz>
22480 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22481 last_basic_block for size of bb->index indexed array.
22482 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22483 compute_out, link_btr_uses, build_btr_def_use_webs,
22484 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22486 2009-04-04 Jan Hubicka <jh@suse.cz>
22488 * except.c (remove_eh_handler_and_replace): Break out from ...
22489 (remove_eh_handler): ... here.
22490 (bring_to_root): New function.
22491 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22492 handled ones, bring others to root of tree.
22494 2009-04-04 Jan Hubicka <jh@suse.cz>
22496 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22497 (all_phis_safe_to_merge): New function.
22498 (update_info): New structure.
22499 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22500 (cleanup_empty_eh): Update SSA if possible.
22502 2009-04-04 Richard Guenther <rguenther@suse.de>
22504 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22505 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22506 (append_vuse): Likewise.
22508 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22510 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22511 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22512 instead of REG_UNSAVED for DW_CFA_undefined.
22513 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22514 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22517 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22520 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22522 2009-04-04 Richard Guenther <rguenther@suse.de>
22524 PR tree-optimization/8781
22525 PR tree-optimization/37892
22526 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22527 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22528 (valueize_refs): Call it for *& valueizations.
22529 (shared_reference_ops_from_ref): Rename to ...
22530 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22531 (shared_reference_ops_from_call): Rename to ...
22532 (valueize_shared_reference_ops_from_call): ... this and valueize.
22533 (vn_reference_lookup): Update.
22534 (visit_reference_op_call): Likewise.
22535 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22536 (eliminate): Value-replace the call address in call statements.
22538 2009-04-04 Richard Guenther <rguenther@suse.de>
22540 PR tree-optimization/39636
22541 * tree-ssa-forwprop.c
22542 (forward_propagate_addr_into_variable_array_index): Check for
22543 GIMPLE_ASSIGN before accessing the rhs code.
22545 2009-04-03 Jason Merrill <jason@redhat.com>
22547 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22549 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22551 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22552 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22553 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22554 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22555 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22556 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22557 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22558 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22559 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22560 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22561 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22562 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22563 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22564 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22565 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22566 Use fr_reg_or_fp01_operand instead of fr_register_operand
22568 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22569 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22570 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22572 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22574 PR rtl-optimization/39607
22575 PR rtl-optimization/39631
22579 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22580 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22581 instead of DF_LR_OUT.
22582 * ira-lives.c (process_bb_node_lives): Ditto.
22583 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22584 instead of DF_LR_{OUT,IN}.
22585 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22586 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22588 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22590 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22591 (execute_lower_omp): Always run but take the short way out if -fopenmp
22593 (gate_lower_omp): Remove, forcing the pass manager to always run the
22594 pass and always set PROP_gimple_lomp.
22595 (pass_lower_omp): Remove gate function.
22596 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22597 PROP_trees. Instead, require it.
22598 * ipa-cp.c (pass_ipa_cp): Likewise.
22599 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22600 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22601 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22602 and PROP_gimple_leh.
22604 2009-04-03 Richard Guenther <rguenther@suse.de>
22606 PR middle-end/13146
22607 PR tree-optimization/23940
22608 PR tree-optimization/33237
22609 PR middle-end/33974
22610 PR middle-end/34093
22611 PR tree-optimization/36201
22612 PR tree-optimization/36230
22613 PR tree-optimization/38049
22614 PR tree-optimization/38207
22615 PR tree-optimization/38230
22616 PR tree-optimization/38301
22617 PR tree-optimization/38585
22618 PR middle-end/38895
22619 PR tree-optimization/38985
22620 PR tree-optimization/39299
22621 * tree-ssa-structalias.h: Remove.
22622 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22623 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22624 (struct vuse_element_d): Remove.
22625 (struct vuse_vec_d): Likewise.
22626 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22627 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22628 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22629 VUSE_ELEMENT_VAR): Likewise.
22630 (struct voptype_d): Likewise.
22631 (NUM_VOP_FREE_BUCKETS): Likewise.
22632 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22633 (struct stmt_operands_d): Remove.
22634 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22635 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22636 VDEF_NUM, VDEF_VECT): Likewise.
22637 (copy_virtual_operands): Remove.
22638 (operand_build_cmp): Likewise.
22639 (create_ssa_artificial_load_stmt): Likewise.
22640 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22641 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22642 vuse_index and mayuse_index members. Pack and move done and iter_type
22643 members to the front.
22644 (SSA_OP_VMAYUSE): Remove.
22645 (SSA_OP_VIRTUAL_USES): Adjust.
22646 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22647 (unlink_stmt_vdef): Declare.
22648 (add_to_addressable_set): Remove.
22649 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22650 (vrp_visit_stmt): Likewise.
22651 * doc/tree-ssa.texi (Alias analysis): Update.
22652 * doc/invoke.texi (max-aliased-vops): Remove docs.
22653 (avg-aliased-vops): Likewise.
22654 * tree-into-ssa.c (syms_to_rename): Remove.
22655 (need_to_update_vops_p): Likewise.
22656 (need_to_initialize_update_ssa_p): Rename to ...
22657 (update_ssa_initialized_fn): ... this. Track function we are
22659 (symbol_marked_for_renaming): Simplify.
22660 (add_new_name_mapping): Do not set need_to_update_vops_p.
22661 (dump_currdefs): Use SYMS_TO_RENAME.
22662 (rewrite_update_stmt): Always walk all uses/defs.
22663 (dump_update_ssa): Adjust.
22664 (init_update_ssa): Take function argument. Track what we are
22666 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22667 (create_new_def_for): Initialize for cfun, assert we are initialized
22669 (mark_sym_for_renaming): Simplify.
22670 (mark_set_for_renaming): Do not initialize update-ssa.
22671 (need_ssa_update_p): Simplify. Take function argument.
22672 (name_mappings_registered_p): Assert we ask for the correct function.
22673 (name_registered_for_update_p): Likewise.
22674 (ssa_names_to_replace): Likewise.
22675 (release_ssa_name_after_update_ssa): Likewise.
22676 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22677 (dump_decl_set): Do not print a newline.
22678 (debug_decl_set): Do it here.
22679 (dump_update_ssa): And here.
22680 * tree-ssa-loop-im.c (move_computations): Adjust.
22681 (movement_possibility): Likewise.
22682 (determine_max_movement): Likewise.
22683 (gather_mem_refs_stmt): Likewise.
22684 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22685 or NAME_MEMORY_TAG.
22686 * tree-complex.c (update_all_vops): Remove.
22687 (expand_complex_move): Adjust.
22688 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22689 Simplify test for memory referencing statement. Exclude
22690 non-invariant ADDR_EXPRs.
22691 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22692 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22693 (rdg_flag_uses): Likewise.
22694 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22696 (tree_optimize_tail_calls_1): Also split the
22697 edge from the entry block if we have degenerate PHI nodes in
22698 the first basic block.
22699 * tree.c (init_ttree): Remove memory-tag related code.
22700 (tree_code_size): Likewise.
22701 (tree_node_structure): Likewise.
22702 (build7_stat): Re-write to be build6_stat.
22703 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22704 (SSA_VAR_P): Adjust.
22705 (struct tree_memory_tag): Remove.
22706 (struct tree_memory_partition_tag): Likewise.
22707 (union tree_node): Adjust.
22708 (build7): Re-write to be build6.
22709 * tree-pass.h (pass_reset_cc_flags): Remove.
22710 (TODO_update_address_taken): New flag.
22711 (pass_simple_dse): Remove.
22712 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22713 * params.h (MAX_ALIASED_VOPS): Remove.
22714 (AVG_ALIASED_VOPS): Likewise.
22715 * omp-low.c (expand_omp_taskreg): Update SSA form.
22716 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22717 aliases the lhs in a copy stmt.
22718 * tree-ssa-dse.c (struct address_walk_data): Remove.
22719 (memory_ssa_name_same): Likewise.
22720 (memory_address_same): Likewise.
22721 (get_kill_of_stmt_lhs): Likewise.
22722 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22723 unused stores. Look through PHI nodes into post-dominated regions.
22724 (dse_optimize_stmt): Simplify. Properly remove stores.
22725 (tree_ssa_dse): Compute dominators.
22726 (execute_simple_dse): Remove.
22727 (pass_simple_dse): Likewise.
22728 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22729 gimple_loaded_syms and gimple_stored_syms computation.
22730 * toplev.c (dump_memory_report): Dump alias and pta stats.
22731 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22732 (vn_reference_eq): Likewise.
22733 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22734 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22735 valueize_vuses): Remove.
22736 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22737 (get_def_ref_stmt_vuse): ... this.
22738 (vn_reference_lookup_2): New function.
22739 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22740 walking equivalent vuses. Simplify.
22741 (vn_reference_lookup): Likewise.
22742 (vn_reference_insert): Likewise.
22743 (vn_reference_insert_pieces): Likewise.
22744 (visit_reference_op_call): Simplify.
22745 (visit_reference_op_load): Likewise.
22746 (visit_reference_op_store): Likewise.
22747 (init_scc_vn): Remove shared_lookup_vuses initialization.
22748 (free_scc_vn): Remove shared_lookup_vuses freeing.
22749 (sort_vuses, sort_vuses_heap): Remove.
22750 (get_ref_from_reference_ops): Export.
22751 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22752 vector with single vuse pointer.
22753 (vn_reference_lookup_pieces, vn_reference_lookup,
22754 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22755 (shared_vuses_from_stmt): Remove.
22756 (get_ref_from_reference_ops): Declare.
22757 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22758 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22759 memory-tag related code.
22760 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22761 (likely_value): Add comment, skip static-chain of call statements.
22762 (surely_varying_stmt_p): Adjust.
22763 (gimplify_and_update_call_from_tree): Likewise.
22764 (execute_fold_all_builtins): Do not rebuild alias info.
22765 (gimplify_and_update_call_from_tree): Properly update VOPs.
22766 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22767 (copy_ref_info): Remove memory-tag related code.
22768 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22769 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22770 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22772 * tree-ssa-dom.c (gimple_p): Remove typedef.
22773 (eliminate_redundant_computations): Adjust.
22774 (record_equivalences_from_stmt): Likewise.
22775 (avail_expr_hash): Likewise.
22776 (avail_expr_eq): Likewise.
22777 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22778 (stmt_makes_single_load): Likewise.
22779 (stmt_makes_single_store): Likewise.
22780 * tree-ssa-alias.c: Rewrite completely.
22781 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22782 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22783 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22784 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22785 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22786 Remove public functions.
22787 (pass_reset_cc_flags): Remove.
22788 (pass_build_alias): Move ...
22789 * tree-ssa-structalias.c (pass_build_alias): ... here.
22790 * tree-ssa-alias.c (may_be_aliased): Move ...
22791 * tree-flow-inline.h (may_be_aliased): ... here.
22792 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22793 count_uses_and_derefs): Move ...
22794 * gimple.c: ... here.
22795 * gimple.h (count_uses_and_derefs): Declare.
22796 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22797 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22798 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22799 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22800 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22801 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22802 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22804 * tree-dfa.c (refs_may_alias_p): Move ...
22805 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22806 * tree-ssa-alias.h: New file.
22807 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22808 (statement_sink_location): Likewise.
22809 * opts.c (decode_options): Do not adjust max-aliased-vops or
22810 avg-aliased-vops values.
22811 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22812 (TV_CALL_CLOBBER): Likewise.
22813 (TV_FLOW_SENSITIVE): Likewise.
22814 (TV_FLOW_INSENSITIVE): Likewise.
22815 (TV_MEMORY_PARTITIONING): Likewise.
22816 (TV_ALIAS_STMT_WALK): New timevar.
22817 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22818 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22819 (get_address_description): Remove memory-tag related code.
22820 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22821 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22822 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22823 and immediate uses in statements. Document.
22824 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22825 (dump_symbols): Remove.
22826 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22827 * alias.c (get_deref_alias_set): New function split out from ...
22828 (get_alias_set): ... here.
22829 * alias.h (get_deref_alias_set): Declare.
22830 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22831 type parameter. Remove restrict pointer handling. Create a
22832 ref-all pointer in case type-based alias sets do not conflict.
22833 (vect_analyze_data_refs): Remove SMT related code.
22834 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22835 (vectorizable_load): Likewise.
22836 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22837 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22838 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22839 Ignore vops and SMTs.
22840 (dr_analyze_alias): Likewise..
22841 (free_data_ref): Likewise.
22842 (create_data_ref): Likewise.
22843 (analyze_all_data_dependences): Likewise.
22844 (get_references_in_stmt): Adjust.
22845 * tree-flow-inline.h (gimple_aliases_computed_p,
22846 gimple_addressable_vars, gimple_call_clobbered_vars,
22847 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22848 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22849 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22850 gimple_mem_ref_stats): Remove.
22851 (gimple_vop): New function.
22852 (op_iter_next_use): Remove vuses and mayuses cases.
22853 (op_iter_next_def): Remove vdefs case.
22854 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22855 (clear_and_done_ssa_iter): Do not set removed fields.
22856 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22857 Assert we are not iterating over vuses or vdefs if not also
22858 iterating over uses or defs.
22859 (op_iter_init_use): Likewise.
22860 (op_iter_init_def): Likewise.
22861 (op_iter_next_vdef): Remove.
22862 (op_iter_next_mustdef): Likewise.
22863 (op_iter_init_vdef): Likewise.
22864 (compare_ssa_operands_equal): Likewise.
22865 (link_use_stmts_after): Handle vuse operand.
22866 (is_call_used): Use is_call_clobbered.
22867 (is_call_clobbered): Global variables are always call clobbered,
22868 query the call-clobbers bitmap.
22869 (mark_call_clobbered): Ignore global variables.
22870 (clear_call_clobbered): Likewise.
22871 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22872 virtual operands sanity check.
22873 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22875 (TARGET_MEM_REF): Remove TMR_TAG operand.
22876 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22877 Remove call-clobber related code.
22878 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22879 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22880 partitions or escape reason.
22881 (get_single_def_stmt, get_single_def_stmt_from_phi,
22882 get_single_def_stmt_with_phi): Remove.
22883 (dump_referenced_vars): Tidy.
22884 (get_ref_base_and_extent): Allow bare decls.
22885 (collect_dfa_stats): Adjust.
22886 * graphite.c (rename_variables_in_stmt): Adjust.
22887 (graphite_copy_stmts_from_block): Likewise.
22888 (translate_clast): Likewise.
22889 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22891 (translate_vuse_through_block): Use the oracle.
22892 (phi_translate_1): Adjust.
22893 (value_dies_in_block_x): Use the oracle. Cache the outcome
22895 (valid_in_sets): Check if the VUSE for
22896 a REFERENCE is available.
22897 (eliminate): Do not remove stmts during elimination,
22898 instead queue and remove them afterwards.
22899 (do_pre): Do not rebuild alias info.
22900 (pass_pre): Run TODO_rebuild_alias before PRE.
22901 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22902 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22903 (mark_all_v_defs_stmt): Remove.
22904 (mark_all_v_defs_seq): Adjust.
22905 (sra_replace): Likewise.
22906 (scalarize_use): Likewise.
22907 (scalarize_copy): Likewise.
22908 (scalarize_init): Likewise.
22909 (scalarize_ldst): Likewise.
22910 (todoflags): Remove.
22911 (tree_sra): Do not rebuild alias info.
22912 (tree_sra_early): Adjust.
22913 (pass_sra): Run TODO_update_address_taken before SRA.
22914 * tree-predcom.c (set_alias_info): Remove.
22915 (prepare_initializers_chain): Do not call it.
22916 (mark_virtual_ops_for_renaming): Adjust.
22917 (mark_virtual_ops_for_renaming_list): Remove.
22918 (initialize_root_vars): Adjust.
22919 (initialize_root_vars_lm): Likewise.
22920 (prepare_initializers_chain): Likewise.
22921 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22922 (may_propagate_copy_into_stmt): Likewise.
22923 (merge_alias_info): Do nothing for now.
22924 (propagate_tree_value_into_stmt): Adjust.
22925 (stmt_may_generate_copy): Likewise.
22926 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22927 not mark symbols for renaming.
22928 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
22929 with the same statement, make sure to update the new pointed-to one.
22930 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
22931 call statements, do not mark symbols for renaming.
22932 (mark_operand_necessary): Dump something.
22933 (ref_may_be_aliased): New function.
22934 (mark_aliased_reaching_defs_necessary_1): New helper function.
22935 (mark_aliased_reaching_defs_necessary): Likewise.
22936 (mark_all_reaching_defs_necessary_1): Likewise.
22937 (mark_all_reaching_defs_necessary): Likewise.
22938 (propagate_necessity): Do not process virtual PHIs. For
22939 non-aliased loads mark all reaching definitions as necessary.
22940 For aliased loads and stores mark the immediate dominating
22941 aliased clobbers as necessary.
22942 (visited): New global static.
22943 (perform_tree_ssa_dce): Free visited bitmap after propagating
22945 (remove_dead_phis): Perform simple dead virtual PHI removal.
22946 (remove_dead_stmt): Properly unlink virtual operands when
22948 (eliminate_unnecessary_stmts): Schedule PHI removal after
22950 * tree-ssa-ter.c (is_replaceable_p): Adjust.
22951 (process_replaceable): Likewise.
22952 (find_replaceable_in_bb): Likewise.
22953 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
22954 based on the single gimple vop.
22955 (verify_flow_insensitive_alias_info): Remove.
22956 (verify_flow_sensitive_alias_info): Likewise.
22957 (verify_call_clobbering): Likewise.
22958 (verify_memory_partitions): Likewise.
22959 (verify_alias_info): Likewise.
22960 (verify_ssa): Adjust..
22961 (execute_update_addresses_taken): Export. Update SSA
22962 manually. Optimize only when optimizing. Use a local bitmap.
22963 (pass_update_address_taken): Remove TODO_update_ssa, add
22965 (pass_update_address_taken): Just use TODO_update_address_taken.
22966 (init_tree_ssa): Do not initialize addressable_vars.
22967 (verify_ssa): Verify new VUSE / VDEF properties.
22968 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
22969 Do not call verify_alias_info.
22970 (delete_tree_ssa): Clear the VUSE, VDEF operands.
22971 Do not free the loaded and stored syms bitmaps. Reset the escaped
22972 and callused solutions. Do not free addressable_vars.
22973 Remove memory-tag related code.
22974 (warn_uninitialized_var): Aliases are always available.
22975 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
22976 * lambda-code.c (can_put_in_inner_loop): Adjust.
22977 (can_put_after_inner_loop): Likewise.
22978 (perfect_nestify): Likewise.
22979 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
22980 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
22981 (vectorizable_conversion): Do not mark symbols for renaming.
22982 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
22983 (expand_call_inline): Unlink the calls virtual operands before
22985 (tree_function_versioning): Do not call update_ssa if we are not
22986 updating clones. Simplify.
22987 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
22988 (propagate_with_phi): Likewise..
22989 * tree-outof-ssa.c (create_temp): Remove memory tag and call
22990 clobber code. Assert we are not aliased or global.
22991 * tree-flow.h: Include tree-ssa-alias.h
22992 (enum escape_type): Remove.
22993 (struct mem_sym_stats_d): Likewise.
22994 (struct mem_ref_stats_d): Likewise.
22995 (struct gimple_df): Add vop member. Remove global_var,
22996 call_clobbered_vars, call_used_vars, addressable_vars,
22997 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
22998 escaped and callused members.
22999 (struct ptr_info_def): Remove all members, add points-to solution
23001 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23002 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23003 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23004 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23005 (tree-ssa-alias.o): Likewise.
23006 (toplev.o): Add tree-ssa-alias.h
23007 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23008 * gimple.c (gimple_set_bb): Fix off-by-one error.
23009 (is_gimple_reg): Do not handle memory tags.
23010 (gimple_copy): Also copy virtual operands.
23011 Delay updating the statement. Do not reset loaded and stored syms.
23012 (gimple_set_stored_syms): Remove.
23013 (gimple_set_loaded_syms): Likewise.
23014 (gimple_call_copy_skip_args): Copy the virtual operands
23015 and mark the new statement modified.
23016 * tree-ssa-structalias.c (may_alias_p): Remove.
23017 (set_uids_in_ptset): Take the alias set to prune with as
23018 parameter. Fold in the alias test of may_alias_p.
23019 (compute_points_to_sets): Compute whether a ptr is dereferenced
23020 in a local sbitmap.
23021 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23022 other ADDRESSOF constraints on the lhs.
23023 (get_constraint_for_component_ref): Assert that we don't get
23024 ADDRESSOF constraints from the base of the reference.
23025 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23026 (struct variable_info): Remove collapsed_to member.
23027 (get_varinfo_fc): Remove.
23028 (new_var_info): Do not set collapsed_to.
23029 (dump_constraint): Do not follow cycles.
23030 (dump_constraint_graph): Likewise.
23031 (build_pred_graph): Likewise.
23032 (build_succ_graph): Likewise.
23033 (rewrite_constraints): Likewise.
23034 (do_simple_structure_copy): Remove.
23035 (do_rhs_deref_structure_copy): Remove.
23036 (do_lhs_deref_structure_copy): Remove.
23037 (collapse_rest_of_var): Remove.
23038 (do_structure_copy): Re-implement.
23039 (pta_stats): New global variable.
23040 (dump_pta_stats): New function.
23041 (struct constraint_expr): Make offset signed.
23042 (UNKNOWN_OFFSET): Define special value.
23043 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23044 (solution_set_expand): New helper function split out from ...
23045 (do_sd_constraint): ... here.
23046 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23047 (do_ds_constraint): Likewise.
23048 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23049 and CALLUSED = *CALLUSED.
23050 (set_union_with_increment): Make inc argument signed.
23051 (type_safe): Remove.
23052 (get_constraint_for_ptr_offset): Handle unknown and negative
23054 (first_vi_for_offset): Handle offsets before start. Bail
23055 out early for offsets beyond the variable extent.
23056 (first_or_preceding_vi_for_offset): New function.
23057 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23058 Together with ESCAPED = *ESCAPED this properly computes reachability.
23059 (find_what_var_points_to): New function.
23060 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23061 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23062 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23063 pt_solutions_intersect): New functions.
23064 (compute_call_used_vars): Remove.
23065 (compute_may_aliases): New main entry into PTA computation.
23066 * gimple.h (gimple_p): New typedef.
23067 (struct gimple_statement_base): Remove references_memory_p.
23068 (struct gimple_statement_with_memory_ops_base): Remove
23069 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23071 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23072 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23073 gimple_set_references_memory): Remove.
23074 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23075 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23077 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23078 (verify_expr): Allow RESULT_DECL.
23079 (gimple_duplicate_bb): Do not copy virtual operands.
23080 (gimple_duplicate_sese_region): Adjust.
23081 (gimple_duplicate_sese_tail): Likewise.
23082 (mark_virtual_ops_in_region): Remove.
23083 (move_sese_region_to_fn): Do not call it.
23084 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23085 and pass_simple_dse.
23086 (execute_function_todo): Handle TODO_update_address_taken,
23087 call execute_update_addresses_taken for TODO_rebuild_alias.
23088 (execute_todo): Adjust.
23089 (execute_one_pass): Init dump files early.
23090 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23092 (create_general_new_stmt): Clear vops.
23093 * tree-ssa-reassoc.c (get_rank): Adjust.
23094 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23095 symbols for renaming.
23096 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23097 (PARAM_AVG_ALIASED_VOPS): Likewise.
23098 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23099 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23100 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23101 (operand_build_cmp, copy_virtual_operands,
23102 create_ssa_artificial_load_stmt, add_to_addressable_set,
23103 gimple_add_to_addresses_taken): Remove public functions.
23104 (unlink_stmt_vdef): New function.
23106 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23108 * config.gcc (powerpc-*-linux*): Merge variants.
23110 2009-04-02 Chao-ying Fu <fu@mips.com>
23111 James Grosbach <james.grosbach@microchip.com>
23113 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23114 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23116 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23117 keep_interrupts_masked_p, use_debug_exception_return_p.
23118 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23119 keep_interrupts_masked, use_debug_exception_return.
23120 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23121 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23123 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23124 (mips_print_operand): Process COP0 registers to print $0 .. $31
23125 correctly for GAS to process.
23126 (mips_interrupt_extra_call_saved_reg_p): New function.
23127 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23129 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23130 (mips_compute_frame_info): Add supports for interrupt context that
23131 includes doubleword accumulators and COP0 registers.
23132 (mips_for_each_saved_acc): New function.
23133 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23134 mips_for_each_saved_reg.
23135 (mips_save_reg): Save accumulators.
23136 (mips_kernel_reg_p): A new for_each_rtx callback.
23137 (mips_expand_prologue): Support interrupt handlers.
23138 (mips_restore_reg): Restore accumulators.
23139 (mips_expand_epilogue): Support interrupt handlers.
23140 (mips_can_use_return_insn): Return false for interrupt handlers.
23141 (mips_epilogue_uses): New function.
23142 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23143 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23144 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23145 cop0_move): New instructions.
23146 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23147 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23149 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23151 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23152 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23153 interrupt handlers, we use K0 as the temporary register.
23154 (EPILOGUE_USES): Change to a function call.
23155 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23156 handlers, we use K0 as the temporary register.
23158 * doc/extend.texi (Function Attributes): Document interrupt,
23159 use_shadow_register_set, keep_interrupts_masked,
23160 use_debug_exception_return for MIPS attributes.
23162 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23164 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23165 Remove a number of t-files from tmake_file.
23166 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23167 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23168 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23169 target_prototype, not TARGET_PROTOTYPE.
23170 (LINK_OS_GNU_SPEC): Define.
23171 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23172 and darwin-ldoubdle.c.
23174 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23177 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23178 (cpp_options): Ditto.
23179 (default_compilers): Ditto.
23180 (display_help): Ditto.
23181 (process_command): Ditto.
23182 (do_spec_1): Ditto.
23183 (set_input): Use lbasename instead of duplicate code.
23184 (save_temps_prefix): New static for -save-temps=obj.
23185 (save_temps_length): Ditto.
23187 * doc/invoke.texi (-save-temps=obj): Document new variant to
23188 -save-temps switch.
23190 2009-04-02 Jeff Law <law@redhat.com>
23192 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23195 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23197 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23198 * configure: Regenerated.
23200 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23202 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23203 share the argument list.
23205 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23209 2009-02-12 Diego Novillo <dnovillo@google.com>
23211 * varpool.c (debug_varpool): New.
23212 * cgraph.h (debug_varpool): Declare.
23214 2009-04-02 Jan Hubicka <jh@suse.cz>
23216 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23219 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23221 * config/i386/i386.c (ix86_abi): Move initialization to ...
23222 (override_options): Here.
23224 2009-04-02 Christian Bruel <christian.bruel@st.com>
23226 * config/sh/sh.c (sh_dwarf_register_span): New function.
23227 (TARGET_DWARF_REGISTER_SPAN): Define.
23228 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23230 2009-04-02 Ira Rosen <irar@il.ibm.com>
23232 PR tree-optimization/39595
23233 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23234 interleaved loads group is not greater than the SLP group size.
23236 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23238 * builtins.c (is_builtin_name): New.
23239 (called_as_built_in): Use is_builtin_name.
23240 * tree.h (is_builtin_name): New.
23241 * varasm.c (incorporeal_function_p): Use is_builtin_name
23243 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23245 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23247 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23250 * c-decl.c (clone_underlying_type): Move this ...
23251 * c-common.c (set_underlying_type): ... here.
23252 Also, make sure the function properly sets TYPE_STUB_DECL() on
23253 the newly created typedef variant type.
23254 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23255 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23258 2009-04-02 Richard Guenther <rguenther@suse.de>
23260 PR tree-optimization/37221
23261 * tree-flow.h (degenerate_phi_result): Declare.
23262 * tree-ssa-dom.c (degenerate_phi_result): Export.
23263 * tree-scalar-evolution.c (analyze_initial_condition): If
23264 the initial condition is defined by a degenerate PHI node
23265 use the degenerate value.
23267 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23269 PR rtl-optimization/39588
23270 * combine.c (merge_outer_ops): Do not set the constant when this
23272 (simplify_shift_const_1): Do not modify it either in this case.
23274 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23276 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23277 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23279 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23282 * c-lex.c (interpret_float): Default (no suffix) is double.
23284 2009-04-1 Xinliang David Li <davidxl@google.com>
23286 * config/i386/i386.c (legitimate_constant_p): Recognize
23287 all one vector constant.
23289 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23291 * config/vax/vax.c: Add #includes to silence warnings.
23292 Change #include order to silence two warnings.
23294 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23296 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23297 (ASM_SPEC): Pass -k to the assembler for PIC code.
23299 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23301 * config.gcc: Add vax-*-linux* to the switch.
23302 * config/vax/linux.h: New file. (TARGET_VERSION,
23303 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23305 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23307 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23308 Use predicate macros instead of GET_CODE() == foo.
23309 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23310 ashlsi3, rotrsi3, <unnamed>): Likewise.
23312 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23314 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23315 jbbccihi, jbbccisi): Remova trailing whitespace.
23316 * config/vax/constraints.md: Likewise.
23317 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23318 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23319 * config/vax/predicates.md: Likewise.
23320 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23321 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23322 * config/vax/vax.h: Likewise.
23323 * config/vax/vax.md (nonlocal_goto): Likewise.
23325 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23327 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23328 (indirectable_address_p, adjacent_operands_p): Add spaces around
23330 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23332 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23334 * config/vax/vax.c (legitimate_constant_address_p,
23335 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23336 index_term_p, reg_plus_index_p, legitimate_address_p,
23337 vax_mode_dependent_address_p): Update comments to match functions
23338 modified by the recent int->bool conversion.
23340 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23342 * config/vax/builtins.md: Update copyright message.
23343 * config/vax/constraints.md: Likewise.
23344 * config/vax/netbsd-elf.h: Likewise.
23345 * config/vax/predicates.md: Likewise.
23346 * config/vax/vax-protos.h: Likewise.
23347 * config/vax/vax.c: Likewise.
23348 * config/vax/vax.h: Likewise.
23349 * config/vax/vax.md: Likewise.
23350 * config/vax/vax.opt: Likewise.
23352 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23354 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23355 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23356 * config/vax/constraints.md (B, R): Likewise.
23357 * config/vax/predicates.md (external_memory_operand,
23358 nonimmediate_addsub_di_operand): Likewise.
23359 * config/vax/vax.c (vax_output_int_add): Likewise.
23360 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23361 untyped_call): Likewise.
23363 2009-04-01 Matt Thomas <matt@3am-software.com>
23365 * config/vax/predicates.md: New file.
23366 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23367 external_const_operand, nonsymbolic_operand, external_memory_operand,
23368 indirect_memory_operand, indexed_memory_operand,
23369 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23370 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23372 * config/vax/constraints.md: New file.
23373 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23375 * config/vax/builtins.md: New file.
23376 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23377 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23379 * config/vax/vax.opt (mqmath): Add option.
23380 * config/vax/vax.md (isfx): Extend with DI.
23381 (VAXintQH, VAXintQHSD): Define.
23382 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23383 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23384 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23385 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23386 (movdi): Update constraints and use vax_output_int_move().
23387 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23388 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23389 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23390 nonlocal_goto): New.
23391 (mov<mode>): Extend accepted operand types.
23392 (subdi3_old): Rename from subdi3, change update constraints and use
23393 a new implementation.
23394 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23395 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23396 MOVE_RATIO, CLEAR_RATIO): Define.
23397 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23398 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23399 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23400 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23401 (split_quadword_operands): Make static and really allow variable
23403 (print_operand_address): Update for PIC generation.
23404 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23405 indexable_address_p, fixup_mathdi_operand,
23406 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23407 (vax_float_literal, legitimate_constant_p,
23408 indirectable_constant_address_p, index_term_p,
23409 reg_plus_index_p): Return bool instead of int.
23410 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23412 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23414 (vax_output_conditional_branch): Indent.
23415 (legitimate_constant_address_p, indirectable_constant_address_p,
23416 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23417 vax_mode_dependent_address_p): Return bool instead of int, update for
23419 * config/vax/vax-protos.h (legitimate_constant_address_p,
23420 legitimate_constant_p, legitimate_address_p,
23421 vax_mode_dependent_address_p): Change declaration to bool.
23422 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23423 vax_expand_addsub_di_operands, vax_output_int_subtract,
23424 vax_output_movmemsi): Declare.
23425 (split_quadword_operands, vax_float_literal): Delete declaration.
23426 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23427 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23428 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23429 ASM_OUTPUT_DWARF_PCREL): Define.
23430 (ASM_SPEC): Change definition to allow PIC generation.
23432 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23434 * doc/sourcebuild.texi: Update front-end requirements.
23436 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23439 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23440 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23441 (booldi3_internal3): Use boolean_or_operator instead of
23444 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23447 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23448 declarator whose size is not an integer constant expression but
23449 folds to an integer constant, then treat it as a constant
23452 2009-04-01 Richard Guenther <rguenther@suse.de>
23454 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23455 i * 4 + 2 to (i * 2 + 1) * 2.
23457 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23460 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23461 return if c_parser_asm_string_literal returned NULL.
23463 2009-04-01 Nick Clifton <nickc@redhat.com>
23465 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23467 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23468 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23469 other typedefs to avoid conflicts with libgcc2.c. Define labels
23470 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23472 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23473 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23476 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23478 * varasm.c (default_function_rodata_section): Declare DOT as
23481 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23482 Andrey Galkin <agalkin@hypercom.com>
23485 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23486 Make object_name unique for each process.
23488 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23491 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23492 addressable variables in the parallel that could go out of scope while
23493 running queued tasks.
23495 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23497 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23498 (CASE_VALUES_THRESHOLD): Redefine.
23499 * config/avr/avr.c (avr_override_options): Remove initialization of
23500 avr_case_values_threshold variable.
23501 (avr_case_values_threshold): Remove variable. Add new function.
23502 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23503 * config/avr/avr.opt (mno-tablejump): Remove option.
23504 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23506 2009-04-01 DJ Delorie <dj@redhat.com>
23508 * varasm.c (default_function_rodata_section): Don't assume
23509 anything about where the first '.' in the section name is.
23511 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23513 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23514 rs6000_emit_stack_tie.
23516 2009-03-31 Ian Lance Taylor <iant@google.com>
23518 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23519 gimple_code with GIMPLE_RESX, not RESX.
23521 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23523 * c-common.c (c_get_ident): New.
23524 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23526 2009-04-01 Ben Elliston <bje@au.ibm.com>
23528 * config/rs6000/sysv4.opt (msdata): Improve option description.
23530 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23532 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23533 (divdf3_internal_lat): Remove.
23534 (divxf3_internal_lat): Remove.
23535 (divxf3_internal_thr): Remove.
23536 (divxf): Use divxf3_internal.
23537 * config/ia64/div.md (divsf3_internal_lat): New.
23538 (divdf3_internal_lat): New.
23539 (divxf3_internal): New.
23541 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23544 * Makefile.in (USE_GCC_STDINT): Define.
23545 (stmp-int-hdrs): Install stdint.h if applicable.
23546 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23548 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23549 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23550 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23551 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23552 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23553 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23554 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23555 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23556 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23557 (c_common_nodes_and_builtins): Initialize
23558 underlying_wchar_type_node. Do not initialize
23559 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23560 nodes for new types.
23561 (c_stddef_cpp_builtins): Define macros for new types.
23562 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23564 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23565 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23566 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23567 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23568 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23569 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23570 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23571 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23572 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23573 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23574 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23575 int16_type_node, int32_type_node, int64_type_node,
23576 uint8_type_node, uint16_type_node, c_uint32_type_node,
23577 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23578 int_least32_type_node, int_least64_type_node,
23579 uint_least8_type_node, uint_least16_type_node,
23580 uint_least32_type_node, uint_least64_type_node,
23581 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23582 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23583 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23584 uintptr_type_node): Define.
23585 * c-cppbuiltin.c (builtin_define_constants,
23586 builtin_define_type_minmax): New.
23587 (builtin_define_stdint_macros): Define more macros.
23588 (c_cpp_builtins): Define more limit macros.
23589 (type_suffix): New.
23590 (builtin_define_type_max): Define in terms of
23591 builtin_define_type_minmax. Remove is_long parameter. All
23593 * config.gcc (use_gcc_stdint): Define.
23594 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23595 Add newlib-stdint.h for generic targets.
23596 * config/glibc-stdint.h, config/newlib-stdint.h,
23597 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23598 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23599 * config/score/score.h (UINTPTR_TYPE): Define.
23600 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23601 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23602 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23603 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23604 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23605 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23606 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23607 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23608 * config/spu/spu.h (STDINT_LONG32): Define.
23609 * configure.ac (use_gcc_stdint): Substitute.
23610 * configure: Regenerate.
23611 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23612 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23613 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23614 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23615 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23616 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23617 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23618 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23619 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23620 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23621 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23622 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23623 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23624 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23625 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23626 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23627 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23628 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23629 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23630 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23631 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23632 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23633 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23634 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23635 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23636 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23637 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23638 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23639 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23641 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23643 * loop-iv.c (suitable_set_for_replacement): Renamed from
23644 simplify_using_assignment; changed to return bool and to accept new
23645 args DEST and SRC. Return true iff we find a source/destination pair
23646 that can be used to make a replacement, and fill SRC and DEST if so.
23647 Remove arg ALTERED. Don't deal with altered regs here. All callers
23649 (simplify_using_initial_values): Deal with altered regs here and track
23650 more precisely the effect they have on the validity of our expression.
23652 * loop-iv.c (simplify_using_condition): A condition of the form
23653 (EQ REG CONST) can be used to simply make a substitution.
23654 (simplify_using_initial_values): Keep track of conditions we have seen
23655 and keep using them to simplify new expressions, while applying the
23656 same substitutions to them as to the expression.
23658 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23659 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23662 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23663 changed. Use this when trying to improve the upper bound.
23664 Generate the comparison by using simplify_gen_relational.
23666 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23668 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23670 (simplify_using_assignment, simplify_using_initial_values): Call
23671 replace_in_expr to make replacements. Call replace_single_def_regs
23672 once on the initial version of the expression.
23674 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23677 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23679 2009-03-31 Richard Guenther <rguenther@suse.de>
23681 PR middle-end/31029
23682 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23683 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23685 2009-03-31 Richard Guenther <rguenther@suse.de>
23687 * tree.h (div_if_zero_remainder): Declare.
23688 * fold-const.c (div_if_zero_remainder): Export.
23689 * tree-ssa-forwprop.c
23690 (forward_propagate_addr_into_variable_array_index): Handle
23691 constant array index addition outside of the variable index.
23693 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23696 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23697 define_splits, floatunssi<mode>2): Require x87 conversions from
23698 DImode to be permitted.
23700 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23702 PR preprocessor/15638
23703 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23705 2009-03-31 Richard Guenther <rguenther@suse.de>
23707 PR middle-end/23401
23708 PR middle-end/27810
23709 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23710 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23711 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23712 a separate statement.
23713 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23714 (lookup_tmp_var): Likewise.
23715 (is_gimple_formal_tmp_or_call_rhs): Remove.
23716 (is_gimple_reg_or_call_rhs): Rename to ...
23717 (is_gimple_reg_rhs_or_call): ... this.
23718 (is_gimple_mem_or_call_rhs): Rename to ...
23719 (is_gimple_mem_rhs_or_call): ... this.
23720 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23721 DECL_GIMPLE_REG_P only if is_formal is true.
23722 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23723 for non-proper post-modify expression gimplification.
23724 (gimplify_self_mod_expr): For post-modify expressions gimplify
23725 the lvalue to a minimal lvalue.
23726 (rhs_predicate_for): Remove formal temp case.
23727 (gimplify_modify_expr_rhs): Likewise.
23728 (gimplify_addr_expr): Use is_gimple_reg.
23729 (gimplify_expr): Remove formal temp cases.
23730 (gimple_regimplify_operands): Likewise.
23731 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23732 and FILTER_EXPR like constants.
23733 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23735 (is_gimple_formal_tmp_rhs): Remove.
23736 (is_gimple_reg_rhs): Remove special casing.
23737 (is_gimple_mem_rhs): Fix.
23738 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23739 (is_gimple_formal_tmp_var): Remove.
23740 (is_gimple_formal_tmp_reg): Likewise.
23741 (is_gimple_min_lval): Allow invariant component ref parts.
23742 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23743 is_gimple_formal_tmp_reg): Remove declarations.
23744 * tree-cfg.c (verify_expr): Verify that variables with address
23745 taken do not have DECL_GIMPLE_REG_P set.
23746 * tree-mudflap.c (mf_build_check_statement_for): Use
23747 force_gimple_operand instead of gimplify_expr.
23749 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23751 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23752 schedulable rows to compute_split_row.
23754 2009-03-31 Ben Elliston <bje@au.ibm.com>
23757 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23760 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23762 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23763 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23764 * configure: Regenerate.
23765 * config.in: Regenerate.
23766 * config/rs6000/rs6000.opt (mtls-markers): Add.
23767 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23768 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23769 (tls_ld_aix, tls_ld_sysv): Likewise.
23770 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23771 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23773 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23775 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23777 2009-03-30 Jan Hubicka <jh@suse.cz>
23779 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23781 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23782 detection and label handling.
23784 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23786 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23787 left_conflicts_size.
23788 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23789 ALLOCNO_LEFT_CONFLICTS_SIZE.
23791 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23792 remove_allocno_from_bucket_and_push,
23793 allocno_spill_priority_compare, push_allocnos_to_stack,
23794 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23795 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23796 (setup_allocno_left_conflicts_num): Ditto. Rename to
23797 setup_allocno_left_conflicts_size.
23798 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23799 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23800 setup_allocno_left_conflicts_size instead of
23801 setup_allocno_left_conflicts_num.
23803 * ira-build.c (ira_create_allocno): Use
23804 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23805 ALLOCNO_LEFT_CONFLICTS_NUM.
23807 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23809 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23810 instead of DF_LR_OUT.
23812 * ira-lives.c (process_bb_node_lives): Ditto.
23814 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23815 instead of DF_LR_{OUT,IN}.
23817 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23819 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23821 2009-03-30 Jan Hubicka <jh@suse.cz>
23823 * except.c (label_to_region_map): Fix thinko.
23825 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23827 PR middle-end/38237
23828 * tree.h (tree_find_value): New declaration.
23829 * tree.c (tree_find_value): New function.
23830 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23832 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23835 * c-decl.c (struct c_binding): Add locus field.
23836 (bind): Add locus argument, set locus field from it.
23837 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23838 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23839 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23840 implicitly_declare, undeclared_variable, lookup_label,
23841 declare_label, c_make_fname_decl, c_builtin_function,
23842 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23845 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23848 * config/i386/i386.c (classify_argument): Check total size of
23851 2009-03-30 Martin Jambor <mjambor@suse.cz>
23853 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23854 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23855 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23858 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23859 seen_variable_array_ref while also traversing a union.
23861 * tree-inline.c (optimize_inline_calls): Do not call
23862 cgraph_node_remove_callees.
23863 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23864 (pass_remove_cgraph_callee_edges): New variable.
23865 * passes.c (init_optimization_passes): Add
23866 pass_remove_cgraph_callee_edges after early inlining and before all
23867 late intraprocedural passes.
23869 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23871 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23873 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23874 Fix typos in names.
23876 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23878 * combine.c (simplify_comparison): Use have_insn_for.
23879 * dojump.c (do_jump): Likewise.
23881 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23883 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23884 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23885 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23886 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23887 instead of sparc_compare_emitted.
23888 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23889 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23890 instead of sparc_compare_emitted.
23892 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23894 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23895 enter/exit cfglayout mode.
23896 (pass_partition_block): Require it.
23897 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23898 (combine_instructions): Track basic blocks instead of labels.
23899 (update_cfg_for_uncondjump): New.
23900 (try_combine): Use it. Update jumps after rescanning.
23901 (pass_combine): Require PROP_cfglayout.
23902 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23904 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23906 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23907 Provide/destroy PROP_cfglayout respectively.
23908 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23909 * tree-pass.h (PROP_cfglayout): New.
23911 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23913 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23914 fold_convert_const_fixed_from_fixed,
23915 fold_convert_const_fixed_from_int,
23916 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23917 set TREE_CONSTANT_OVERFLOW.
23918 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23919 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23921 2009-03-30 Ira Rosen <irar@il.ibm.com>
23923 * tree-vect-loop-manip.c: New file.
23924 * tree-vectorizer.c: Update documentation and included files.
23925 (vect_loop_location): Make extern.
23926 (rename_use_op): Move to tree-vect-loop-manip.c
23927 (rename_variables_in_bb, rename_variables_in_loop,
23928 slpeel_update_phis_for_duplicate_loop,
23929 slpeel_update_phi_nodes_for_guard1,
23930 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
23931 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
23932 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
23933 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
23934 find_loop_location): Likewise.
23935 (new_stmt_vec_info): Move to tree-vect-stmts.c.
23936 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
23937 get_vectype_for_scalar_type, vect_is_simple_use,
23938 supportable_widening_operation, supportable_narrowing_operation):
23940 (bb_in_loop_p): Move to tree-vect-loop.c.
23941 (new_loop_vec_info, destroy_loop_vec_info,
23942 reduction_code_for_scalar_code, report_vect_op,
23943 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
23944 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
23945 (vect_supportable_dr_alignment): Likewise.
23946 * tree-vectorizer.h (tree-data-ref.h): Include.
23947 (vect_loop_location): Declare.
23948 Reorganize function declarations according to the new file structure.
23949 * tree-vect-loop.c: New file.
23950 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
23951 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
23952 * tree-vect-data-refs.c: New file.
23953 * tree-vect-patterns.c (timevar.h): Don't include.
23954 * tree-vect-stmts.c: New file.
23955 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
23956 tree-vect-slp.c, tree-vect-loop.c.
23957 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
23958 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
23959 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
23960 (tree-vect-analyze.o): Remove.
23961 (tree-vect-transform.o): Likewise.
23962 (tree-vect-data-refs.o): Add rule.
23963 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
23964 tree-vect-slp.o): Likewise.
23965 (tree-vect-patterns.o): Remove redundant dependencies.
23966 (tree-vectorizer.o): Likewise.
23967 * tree-vect-slp.c: New file.
23969 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23971 * optc-gen.awk: Warn if an option flag has multiple different
23974 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
23976 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
23977 -floop-block): Document dependences on PPL, CLooG and Graphite.
23979 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23981 PR rtl-optimization/323
23982 * c-common.c (c_fully_fold, convert_and_check,
23983 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
23984 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
23985 * c-common.def (EXCESS_PRECISION_EXPR): New.
23986 * c-cppbuiltin.c (builtin_define_float_constants): Define
23987 constants with enough digits for long double.
23988 * c-lex.c (interpret_float): Interpret constant with excess
23989 precision where appropriate.
23990 * c-opts.c (c_common_post_options): Set
23991 flag_excess_precision_cmdline. Give an error for
23992 -fexcess-precision=standard for C++ for processors where the
23993 option is significant.
23994 * c-parser.c (c_parser_conditional_expression): Handle excess
23995 precision in condition.
23996 * c-typeck.c (convert_arguments): Handle arguments with excess
23998 (build_unary_op): Move excess precision outside operation.
23999 (build_conditional_expr): Likewise.
24000 (build_compound_expr): Likewise.
24001 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24002 (build_modify_expr): Handle excess precision in RHS.
24003 (convert_for_assignment): Handle excess precision in converted
24005 (digest_init, output_init_element, process_init_element): Handle
24006 excess precision in initializer.
24007 (c_finish_return): Handle excess precision in return value.
24008 (build_binary_op): Handle excess precision in operands and add
24009 excess precision as needed for operation.
24010 * common.opt (-fexcess-precision=): New option.
24011 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24012 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24013 For standard excess precision, output explicit conversion to and
24014 truncation from XFmode.
24015 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24016 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24017 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24018 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24019 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24020 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24021 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24022 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24023 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24024 define_splits, sqrt<mode>2): Disable where appropriate for
24025 standard excess precision.
24026 * convert.c (convert_to_real): Do not shorten arithmetic to type
24027 for which excess precision would be used.
24028 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24029 * doc/invoke.texi (-fexcess-precision=): Document option.
24030 (-mfpmath=): Correct index entry.
24031 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24032 flag_excess_precision): New.
24033 * langhooks.c (lhd_post_options): Set
24034 flag_excess_precision_cmdline.
24035 * opts.c (common_handle_option): Handle -fexcess-precision=.
24036 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24037 init_excess_precision): New.
24038 (lang_dependent_init_target): Call init_excess_precision.
24039 * tree.c (excess_precision_type): New.
24040 * tree.h (excess_precision_type): Declare.
24042 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24045 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24046 non-lvalue to component.
24048 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24050 PR preprocessor/34695
24051 * Makefile.in (c-opts.o): Depend on c-tree.h.
24052 * c-common.c: Move down include of diagnostic.h.
24053 (done_lexing, c_cpp_error): New.
24054 * c-common.h (done_lexing): Declare.
24055 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24057 * c-opts.c: Include c-tree.h.
24058 (c_common_init_options): Set preprocessor error callback.
24059 (c_common_handle_option): Do not set preprocessor
24060 inhibit_warnings, warnings_are_errors, warn_system_headers,
24061 pedantic_errors or inhibit_warnings flags.
24062 (c_common_post_options): Do not check cpp_errors (parse_in).
24063 (c_common_finish): Do not output dependencies if there were
24064 errors. Do not check return value of cpp_finish.
24065 * c-ppoutput.c (pp_file_change): Set input_location.
24066 * c-tree.h (c_cpp_error): Declare.
24067 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24069 (diagnostic_build_prefix): Check override_column.
24070 * diagnostic.h (diagnostic_info): Add override_column field.
24071 (diagnostic_override_column): Define.
24073 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24075 * c-common.c (c_expand_expr, c_staticp): Remove.
24076 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24077 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24078 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24079 * c-gimplify.c (gimplify_compound_literal_expr,
24080 optimize_compound_literals_in_ctor): Remove.
24081 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24082 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24083 * c-semantics.c (emit_local_var): Remove.
24085 * langhooks-def.h (lhd_expand_expr): Remove.
24086 * langhooks.c (lhd_expand_expr): Remove.
24087 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24089 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24090 handling from c-semantics.c; don't call into langhook.
24091 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24092 * gimplify.c (gimplify_compound_literal_expr,
24093 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24094 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24095 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24096 as was done in c-gimplify.c.
24097 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24098 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24099 Move from c-common.h.
24100 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24102 * tree.c (staticp): Do not call langhook.
24103 * langhooks.c (lhd_staticp): Delete.
24104 * langhooks-def.h (lhd_staticp): Delete prototype.
24105 (LANG_HOOKS_STATICP): Delete.
24106 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24108 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24109 instead of DECL_STMTs.
24111 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24119 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24121 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24122 contained expression.
24123 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24124 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24125 conditional expressions for C.
24126 (decl_constant_value_for_optimization): Move from
24127 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24128 whether optimizing and that the expression is a VAR_DECL not of
24129 array type instead of doing such checks in the caller. Do not
24130 check pedantic. Call gcc_unreachable for C++.
24131 * c-common.def (C_MAYBE_CONST_EXPR): New.
24132 * c-common.h (c_fully_fold, c_save_expr,
24133 decl_constant_value_for_optimization): New prototypes.
24134 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24135 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24136 EXPR_INT_CONST_OPERANDS): Define.
24137 * c-convert.c (convert): Strip nops from expression.
24138 * c-decl.c (groktypename): Take extra parameters expr and
24139 expr_const_operands. Update call to grokdeclarator.
24140 (start_decl): Update call to grokdeclarator. Add statement for
24141 expressions used in type of decl.
24142 (grokparm): Update call to grokdeclarator.
24143 (push_parm_decl): Update call to grokdeclarator.
24144 (build_compound_literal): Add parameter non_const and build a
24145 C_MAYBE_COSNT_EXPR if applicable.
24146 (grokdeclarator): Take extra parameters expr and
24147 expr_const_operands. Track expressions used in declaration
24148 specifiers and declarators. Fold array sizes and track whether
24149 they are constant expressions and whether they are integer
24150 constant expressions.
24151 (parser_xref_tag): Set expr and expr_const_operands fields in
24153 (grokfield): Update call to grokdeclarator.
24154 (start_function): Update call to grokdeclarator.
24155 (build_null_declspecs): Set expr and expr_const_operands fields in
24157 (declspecs_add_type): Handle expressions in typeof specifiers.
24158 * c-parser.c (c_parser_declspecs): Set expr and
24159 expr_const_operands fields for declaration specifiers.
24160 (c_parser_enum_specifier): Likewise.
24161 (c_parser_struct_or_union_specifier): Likewise.
24162 (c_parser_typeof_specifier): Likewise. Update call to
24163 groktypename. Fold expression as needed. Return expressions with
24164 type instead of adding statements.
24165 (c_parser_attributes): Update calls to c_parser_expr_list.
24166 (c_parser_statement_after_labels): Fold expression before passing
24167 to objc_build_throw_stmt.
24168 (c_parser_condition): Fold expression.
24169 (c_parser_asm_operands): Fold expression.
24170 (c_parser_conditional_expression): Use c_save_expr. Update call
24171 to build_conditional_expr.
24172 (c_parser_alignof_expression): Update call to groktypename.
24173 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24174 original_code. Fold expression argument of va_arg. Create
24175 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24176 argument to va_arg. Update calls to groktypename. Fold array
24177 index for offsetof. Verify that first argument to
24178 __builtin_choose_expr has integer type.
24179 (c_parser_postfix_expression_after_paren_type): Update calls to
24180 groktypename and build_compound_literal. Handle expressions with
24181 side effects in type name.
24182 (c_parser_postfix_expression_after_primary): Update call to
24183 c_parser_expr_list. Set original_code for calls to
24184 __builtin_constant_p.
24185 (c_parser_expr_list): Take extra parameter fold_p. Fold
24186 expressions if requested.
24187 (c_parser_objc_type_name): Update call to groktypename.
24188 (c_parser_objc_synchronized_statement): Fold expression.
24189 (c_parser_objc_receiver): Fold expression.
24190 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24191 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24192 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24193 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24194 (struct c_typespec): Add elements expr and expr_const_operands.
24195 (struct c_declspecs): Add elements expr and expr_const_operands.
24196 (groktypename, build_conditional_expr, build_compound_literal):
24198 (in_late_binary_op): Declare.
24199 * c-typeck.c (note_integer_operands): New function.
24200 (in_late_binary_op): New variable.
24201 (decl_constant_value_for_broken_optimization): Move to c-common.c
24202 and rename to decl_constant_value_for_optimization.
24203 (default_function_array_conversion): Do not strip nops.
24204 (default_conversion): Do not call
24205 decl_constant_value_for_broken_optimization.
24206 (build_array_ref): Do not fold result.
24207 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24208 result when operand is a VLA.
24209 (c_expr_sizeof_type): Update call to groktypename. Handle
24210 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24211 result when operand names a VLA type.
24212 (build_function_call): Update call to build_compound_literal.
24213 Only fold result for calls to __builtin_* functions. Strip
24214 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24215 the function designator.
24216 (convert_arguments): Fold arguments. Update call to
24217 convert_for_assignment.
24218 (build_unary_op): Handle increment and decrement of
24219 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24220 decrement earlier. Fold operand of increment and decrement.
24221 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24222 built for integer operand. Wrap returns that are INTEGER_CSTs
24223 without being integer constant expressions or that have integer
24224 constant operands without being INTEGER_CSTs.
24225 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24226 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24227 result is an integer constant expression or can be used in
24228 unevaluated parts of one and avoid folding and wrap as
24229 appropriate. Fold operands before possibly doing -Wsign-compare
24231 (build_compound_expr): Wrap result for C99 if operands can be used
24232 in integer constant expressions.
24233 (build_c_cast): Update call to digest_init. Do not ignore
24234 overflow from casting floating-point constants to integers. Wrap
24235 results that could be confused with integer constant expressions,
24236 null pointer constants or floating-point constants.
24237 (c_cast_expr): Update call to groktypename. Handle expressions
24238 included in type name.
24239 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24240 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24241 Update calls to convert_for_assignment.
24242 (convert_for_assignment): Take new parameter
24243 null_pointer_constant. Do not strip nops or call
24244 decl_constant_value_for_broken_optimization. Set
24245 in_late_binary_op for conversions to boolean.
24246 (store_init_value): Update call to digest_init.
24247 (digest_init): Take new parameter null_pointer_constant. Do not
24248 call decl_constant_value_for_broken_optimization. pedwarn for
24249 initializers not constant expressions. Update calls to
24250 convert_for_assignment.
24251 (constructor_nonconst): New.
24252 (struct constructor_stack): Add nonconst element.
24253 (really_start_incremental_init, push_init_level, pop_init_level):
24254 Handle constructor_nonconst and nonconst element.
24255 (set_init_index): Call constant_expression_warning for array
24257 (output_init_element): Fold value. Set constructor_nonconst as
24258 applicable. pedwarn for initializers not constant expressions.
24259 Update call to digest_init. Call constant_expression_warning
24260 where constant initializers are required.
24261 (process_init_element): Use c_save_expr.
24262 (c_finish_goto_ptr): Fold expression.
24263 (c_finish_return): Fold return value. Update call to
24264 convert_for_assignment.
24265 (c_start_case): Fold switch expression.
24266 (c_process_expr_stmt): Fold expression.
24267 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24268 ensure statement expression is not evaluated in constant expression.
24269 (build_binary_op): Track whether results are integer constant
24270 expressions or may occur in such, disable folding and wrap results
24271 as applicable. Fold operands for -Wsign-compare warnings unless
24273 (c_objc_common_truthvalue_conversion): Handle results folded to
24274 integer constants that are not integer constant expressions.
24275 * doc/extend.texi: Document when typeof operands are evaluated,
24276 that condition of __builtin_choose_expr is an integer constant
24277 expression, and more about use of __builtin_constant_p in
24280 2009-03-29 Richard Guenther <rguenther@suse.de>
24282 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24283 propagate addresses of array references.
24285 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24287 * regmove.c (perhaps_ends_bb_p): Remove.
24288 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24289 from INSN and check that the main loop stays within that basic block.
24290 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24291 (regmove_forward_pass): Split out from regmove_optimize. Use
24292 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24293 (regmove_backward_pass): Split out from regmove_optimize. Use
24294 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24295 (regmove_optimize): Simplify.
24297 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24300 * config/i386/i386.c (classify_argument): Ignore flexible array
24301 member in struct and warn ABI change.
24303 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24305 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24307 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24308 (ix86_adjust_cost): Updated.
24310 2009-03-29 Jan Hubicka <jh@suse.cz>
24312 PR middle-end/28850
24313 * tree-pass.h (pass_cleanup_eh): New function.
24314 (remove_unreachable_regions): Break code handling RTL
24315 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24316 that can not be reached by runtime.
24317 (can_be_reached_by_runtime): New function.
24318 (label_to_region_map): New function.
24319 (num_eh_regions): New function.
24320 (rtl_remove_unreachable_regions): New function.
24321 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24322 (remove_eh_region): New function.
24323 * except.h: Include sbitmap and vecprim.
24324 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24325 num_eh_regions): Declare.
24326 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24327 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24328 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24329 (tree_empty_eh_handler_p): New function.
24330 (cleanup_empty_eh): New function.
24331 (cleanup_eh): New function.
24332 (pass_cleanup_eh): New function.
24334 2009-03-29 Jan Hubicka <jh@suse.cz>
24336 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24337 for removed regions.
24339 2009-03-29 Jan Hubicka <jh@suse.cz>
24341 * except.c (dump_eh_tree): Dump all datastructures.
24343 2009-03-29 Jan Hubicka <jh@suse.cz>
24345 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24346 (duplicate_eh_regions_1): Likewise.
24347 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24348 vector; call EH verification.
24349 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24350 Be ready for region being removed.
24352 2009-03-29 Jan Hubicka <jh@suse.cz>
24354 * bitmap.c (bitmap_last_set_bit): New function.
24355 * bitmap.h (bitmap_last_set_bit): Declare.
24357 2009-03-29 David Ayers <ayers@fsfe.org>
24360 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24361 by calling objc_compare_types and surpress warnings about
24362 incompatible C pointers that are compatible ObjC pointers.
24364 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24366 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24367 call initialize_inline_failed.
24368 (initialize_inline_failed): Move it from here ...
24369 * cgraph.c (initialize_inline_failed): ... to here.
24370 (cgraph_create_edge): Call initialize_inline_failed rather than
24371 setting inline_failed directly.
24373 2009-03-29 Ben Elliston <bje@au.ibm.com>
24376 * sysv4.opt (msdata): Improve comment.
24377 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24378 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24380 2009-03-29 Ben Elliston <bje@au.ibm.com>
24383 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24384 load and store attributes.
24386 2009-03-29 Ben Elliston <bje@au.ibm.com>
24388 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24389 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24390 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24391 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24392 __builtin_infq and __builtin_huge_valq.
24394 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24396 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24398 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24399 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24401 2009-03-28 Xinliang David Li <davidxl@google.com>
24403 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24404 (do_dbg_cnt): New function.
24406 2009-03-28 Jan Hubicka <jh@suse.cz>
24408 Merge from pretty-ipa:
24410 2009-03-27 Jan Hubicka <jh@suse.cz>
24412 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24413 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24414 * passes.c (function_called_by_processed_nodes_p): New.
24415 * ipa-pure-const.c (check_call): Fix handling of operands.
24416 (analyze_function): Dump debug output for skipped bodies.
24417 (local_pure_const): Use function_called_by_processed_nodes_p.
24418 * dwarf2out.c (reference_to_unused): Use output.
24419 * passes.c (do_per_function_toporder): Likewise.
24421 2008-11-12 Jan Hubicka <jh@suse.cz>
24423 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24424 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24425 state_set_in_source enum
24426 (check_decl): Ignore memory tags; do not set fake looping flags;
24428 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24429 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24430 (check_call, analyze_function): Rewrite.
24432 (add_new_function): Update call of analyze_function.
24433 (generate_summary): Add call of analyze_function.
24434 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24435 (local_pure_const): New function.
24436 (pass_local_pure_const): New pass.
24437 * ipa-inline.c (inline_transform): Set after_inlining.
24438 * tree-eh.c (stmt_can_throw_external): New.
24439 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24440 work with aliasing built.
24441 * tree-flow.h (stmt_can_throw_external): New.
24442 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24443 and local pure/const pass in early and late optimization queue.
24445 2009-03-28 Martin Jambor <mjambor@suse.cz>
24447 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24449 (fold_binary): Allow function decl aligment consideration is the
24450 second argument is integer constant one.
24451 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24452 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24453 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24455 2009-03-28 Jan Hubicka <jh@suse.cz>
24457 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24458 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24459 * function.h (rtl_data): Add nothrow flag.
24460 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24461 set DECL_NOTHROW for AVAILABLE functions.
24463 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24465 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24466 following vector keyword has expansion starting with pixel or bool
24467 keyword, expand vector to __vector and pixel or bool to __pixel or
24471 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24472 warn_if_disallowed_function_p): Removed.
24473 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24474 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24475 warning_if_disallowed_function_p.
24476 * flags.h (warn_if_disallowed_function_p,
24477 warn_disallowed_functions): Removed.
24478 * common.opt (Wdisallowed-function-list=): Removed.
24479 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24481 2009-03-28 Richard Guenther <rguenther@suse.de>
24483 PR tree-optimization/38723
24484 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24487 2009-03-28 Jan Hubicka <jh@suse.cz>
24489 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24490 test introduced by my previous patch.
24492 2009-03-28 Richard Guenther <rguenther@suse.de>
24494 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24495 the PHIs value undefined.
24497 2009-03-28 Jan Hubicka <jh@suse.cz>
24499 * tree-pass.h (pass_fixup_cfg): New pass.
24500 * ipa-inline.c (inline_transform): Set
24501 always_inline_functions_inlined/after_inlining.
24502 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24503 (pass_fixup_cfg): New pass.
24504 * passes.c (init_optimization_passes): Add fixup_cfg.
24506 2009-03-28 Richard Guenther <rguenther@suse.de>
24508 PR tree-optimization/38458
24509 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24510 argument use the arguments copy-of value.
24512 2009-03-28 Richard Guenther <rguenther@suse.de>
24514 PR tree-optimization/38180
24515 * tree-ssa-ccp.c (get_default_value): Simplify.
24516 (likely_value): Likewise.
24517 (surely_varying_stmt_p): Properly handle VOP case.
24518 (ccp_initialize): Likewise.
24519 (ccp_fold): Handle propagating through *&.
24520 (fold_const_aggregate_ref): Also handle decls.
24522 2009-03-28 Jan Hubicka <jh@suse.cz>
24524 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24525 * cgraph.h (cgraph_node): Likewise.
24526 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24527 (cgraph_reset_node): Use process flag.
24528 (cgraph_mark_functions_to_output): Likewise.
24529 (cgraph_expand_function): Likewise.
24530 (cgraph_expand_all_functions): Likewise.
24531 (cgraph_output_in_order): Likewise.
24532 * dwarf2out.c (reference_to_unused): Likewise.
24533 * passes.c do_per_function_toporder): Likewise.
24535 2009-03-28 Jan Hubicka <jh@suse.cz>
24537 Bring from lto-branch:
24539 2008-09-03 Doug Kwan <dougkwan@google.com>
24541 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24542 enums instead of reason strings.
24543 * cgraph.c (cgraph_create_edge): Same.
24544 (cgraph_inline_failed_string): New function.
24545 * cgraph.h (cgraph_inline_failed_t): New enum type.
24546 (cgraph_inline_failed_string): New prototype.
24547 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24548 char pointer to cgraph_inline_failed_t.
24549 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24550 (cgraph_default_inline_p): Ditto.
24551 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24552 to cgraph_inline_failed_t pointer.
24553 * cif-code.def: New file.
24554 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24556 (cgraph_check_inline_limits): Change type of REASON to pointer to
24557 cgraph_inline_failed_t. Replace reason strings with enums.
24558 (cgraph_default_inline_p): Ditto.
24559 (cgraph_recursive_inlining_p): Ditto.
24560 (update_caller_keys): Change type of FAILED_REASON to
24561 cgraph_inline_failed_t.
24562 (cgraph_set_inline_failed): Change type of REASON to pointer to
24563 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24564 convert enums to strings for text output.
24565 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24566 to be of type cgraph_inline_failed_t. Replace reason strings with
24567 enums. Call cgraph_inline_failed_string to covert enums
24568 to strings for text output.
24569 (cgraph_decide_inlining): Replace reason strings with enums.
24570 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24571 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24573 * tree-inline.c (expand_call_inline): Change type of REASON
24574 to cgraph_inline_failed_t. Replace reason strings with enums.
24575 Call cgraph_inline_failed_string for text output.
24576 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24579 2009-03-28 Jan Hubicka <jh@suse.cz>
24581 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24582 cgraph_clone_node): Remove master clone handling.
24583 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24584 * cgraph.h (master_clone): Remove.
24585 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24586 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24587 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24589 2009-03-28 Jan Hubicka <jh@suse.cz>
24591 * cgraph.c (cgraph_function_body_availability): Functions declared
24592 inline are always safe to assume that it is not going to be replaced.
24594 2009-03-28 Richard Guenther <rguenther@suse.de>
24596 PR tree-optimization/38513
24597 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24598 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24599 EXC_PTR_EXPR and FILTER_EXPR.
24600 (get_ref_from_reference_ops): Likewise.
24602 2009-03-28 Richard Guenther <rguenther@suse.de>
24604 PR tree-optimization/38968
24605 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24606 Use FLOOR_MOD_EXPR to compute misalignment.
24608 2009-03-28 Richard Guenther <rguenther@suse.de>
24610 PR tree-optimization/37795
24611 * tree.h (combine_comparisons): Declare.
24612 * fold-const.c (combine_comparisons): Export.
24613 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24615 (ifcombine_iforif): Use combine_comparisons.
24617 2009-03-28 Jan Hubicka <jh@suse.cz>
24619 * tree-eh.c (inlinable_call_p): New function.
24620 (make_eh_edges): Use it.
24621 (verify_eh_edges): Use it.
24622 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24623 * except.c (reachable_next_level): Add inlinable_function argument
24624 (sjlj_find_directly_reachable_regions): Update.
24625 (add_reachable_handler): Do not set saw_any_handlers.
24626 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24627 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24628 Add new inlinable call parameter.
24629 (can_throw_internal, can_throw_external): Update.
24630 * except.h (can_throw_internal_1, can_throw_external_1,
24631 foreach_reachable_handler): Update declaration.
24633 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24635 * config/arm/t-arm-coff, config/h8300/coff.h,
24636 config/i386/i386-aout.h, config/i386/i386-coff.h,
24637 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24638 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24639 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24640 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24641 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24642 sys-types.h: Remove.
24643 * Makefile.in: Remove protoize and fixproto support and references
24645 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24646 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24648 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24649 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24650 unprotoize$(exeext).
24651 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24652 (.PHONY): Don't depend on proto.
24653 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24654 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24655 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24656 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24657 build/gen-protos.o, build/scan.o, xsys-protos.h,
24658 build/fix-header$(build_exeext), build/fix-header.o,
24659 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24660 stmp-install-fixproto): Remove.
24661 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24662 SYSCALLS.c or fixproto files.
24663 (install-common): Don't install protoize.
24664 (install-headers-tar, install-headers-cpio, install-headers-cp):
24665 Don't depend on $(STMP_FIXPROTO).
24666 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24667 install fixproto files or write out fixproto settings.
24668 (uninstall): Don't uninstall protoize.
24669 * config.gcc (use_fixproto): Remove.
24670 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24671 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24672 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24673 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24674 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24675 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24676 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24677 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24678 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24679 * config/t-vxworks (STMP_FIXPROTO): Remove.
24680 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24681 STMP_FIXPROTO): Remove.
24682 * config.in, configure: Regenerate.
24683 * crtstuff.c (gid_t, uid_t): Don't undefine.
24684 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24685 (arm-*-coff, arm-*-aout: Remove target entries.
24686 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24687 Remove mention of AIX 4.1.
24688 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24689 * doc/invoke.texi (Running Protoize): Remove.
24690 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24691 (Protoize Caveats): Remove.
24692 * tsystem.h: Update comments on headers assumed to exist.
24694 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24696 * genautomata.c: Add a new year to the copyright. Add a new
24698 (struct insn_reserv_decl): Add comments for member bypass_list.
24699 (find_bypass): Remove.
24700 (insert_bypass): New.
24701 (process_decls): Use insert_bypass.
24702 (output_internal_insn_latency_func): Output all bypasses with the
24703 same input insn in one switch case.
24705 * rtl.def (define_bypass): Describe bypass choice.
24706 * doc/md.texi (define_bypass): Ditto.
24708 2009-03-27 Richard Guenther <rguenther@suse.de>
24710 * gimplify.c (mark_addressable): Export.
24711 * tree-flow.h (mark_addressable): Declare.
24712 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24713 * tree-ssa.c (verify_phi_args): Verify that address taken
24714 variables have TREE_ADDRESSABLE set.
24716 2009-03-27 Richard Guenther <rguenther@suse.de>
24718 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24719 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24720 Do not mark decls TREE_ADDRESSABLE.
24721 (build_fold_addr_expr): Adjust.
24722 (fold_addr_expr): Remove.
24723 (fold_unary): Use build_fold_addr_expr.
24724 (fold_comparison): Likewise.
24725 (split_address_to_core_and_offset): Likewise.
24726 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24728 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24729 (gimplify_modify_expr_to_memcpy): Mark source and destination
24731 * omp-low.c (create_omp_child_function): Mark the object decl
24733 (lower_rec_input_clauses): Mark the var we take the address of
24735 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24737 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24739 PR middle-end/39315
24740 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24741 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24743 2009-03-27 Richard Guenther <rguenther@suse.de>
24745 PR tree-optimization/39120
24746 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24748 (handle_lhs_call): Process return constraints. Add escape
24749 constraints if necessary.
24750 (handle_const_call): Fill out return constraints. Make nested
24751 case more precise. Avoid consttmp if possible.
24752 (handle_pure_call): Fill out return constraints. Avoid
24753 callused if possible.
24754 (find_func_aliases): Simplify call handling.
24756 2009-03-27 Richard Guenther <rguenther@suse.de>
24758 PR tree-optimization/39120
24759 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24760 as a representative.
24761 (solve_graph): Do propagate CALLUSED.
24762 (handle_pure_call): Use a scalar constraint from CALLUSED for
24764 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24767 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24770 * c-common.c (handle_aligned_attribute): Properly check alignment
24771 overflow. Use (1U << i) instead of (1 << i).
24773 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24775 * expr.h (get_mem_align_offset): Updated.
24777 * tree.h (tree_decl_common): Change align to "unsigned int" and
24778 move it before pointer_alias_set.
24780 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24781 Jakub Jelinek <jakub@redhat.com>
24784 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24785 gr_register_operand with gr_reg_or_0_operand.
24786 (cmpxchg_rel_di): Likewise.
24787 (sync_lock_test_and_set<mode>): Likewise.
24789 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24791 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24792 (true_regnum): Likewise.
24794 * rtlanal.c (subreg_info): Moved to ...
24795 * rtl.h (subreg_info): Here. New.
24796 (subreg_get_info): New.
24798 * rtlanal.c (subreg_get_info): Make it extern.
24800 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24803 * config/i386/i386.c (ix86_abi): New.
24804 (override_options): Handle -mabi=.
24805 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24806 (ix86_call_abi_override): Likewise.
24807 (init_cumulative_args): Likewise.
24808 (function_arg_advance): Likewise.
24809 (function_arg_64): Likewise.
24810 (function_arg): Likewise.
24811 (ix86_pass_by_reference): Likewise.
24812 (ix86_function_value_regno_p): Likewise.
24813 (ix86_build_builtin_va_list_abi): Likewise.
24814 (setup_incoming_varargs_64): Likewise.
24815 (is_va_list_char_pointer): Likewise.
24816 (ix86_init_machine_status): Likewise.
24817 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24818 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24819 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24820 (ix86_function_abi): Make it static and return enum calling_abi.
24821 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24823 (ix86_fn_abi_va_list): Updated.
24825 * config/i386/i386.h (ix86_abi): New.
24826 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24827 (CONDITIONAL_REGISTER_USAGE): Likewise.
24828 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24829 (machine_function): Likewise.
24831 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24833 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24834 (STACK_BOUNDARY): Likewise.
24835 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24837 * config/i386/i386.opt (mabi=): New.
24839 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24840 return enum calling_abi.
24841 (ix86_function_type_abi): Likewise.
24842 (ix86_function_abi): Removed.
24844 * doc/invoke.texi: Document -mabi= option for x86.
24846 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24848 * builtins.c (real_dconstp): Delete.
24849 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24851 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24852 Jakub Jelinek <jakub@redhat.com>
24855 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24856 (gen_subprogram_die): When a function is explicit, generate the
24857 DW_AT_explicit attribute.
24858 * langhooks.h (struct lang_hooks_for_decls): Add
24859 function_decl_explicit_p langhook.
24860 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24861 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24863 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24865 * builtins.c (fold_builtin_memory_op): Optimize memmove
24866 into memcpy if we can prove source and destination don't overlap.
24868 * tree-inline.c: Include gt-tree-inline.h.
24869 (clone_fn_id_num): New variable.
24870 (clone_function_name): New function.
24871 (tree_function_versioning): Use it.
24872 * Makefile.in (GTFILES): Add tree-inline.c.
24874 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24876 * BASE-VER: Change to 4.5.0.
24878 2009-03-27 Xinliang David Li <davidxl@google.com>
24880 PR tree-optimization/39557
24881 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24883 2009-03-27 Xinliang David Li <davidxl@google.com>
24885 PR tree-optimization/39548
24886 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24889 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24891 * c-common.c (pointer_int_sum): Use %wd on return from
24894 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24896 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24897 on return from tree_low_cst.
24899 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24902 * ginclude/stdarg.h (va_copy): Define also for
24903 __GXX_EXPERIMENTAL_CXX0X__.
24905 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24908 * builtins.h (c_strlen): Do not warn here.
24909 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24910 * c-common.c (pointer_int_sum): Take an explicit location.
24911 Warn about offsets out of bounds.
24912 * c-common.h (pointer_int_sum): Adjust declaration.
24914 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24916 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24919 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24922 * opts.c (warn_if_disallowed_function_p): Don't assume
24923 get_callee_fndecl must return non-NULL.
24925 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24927 PR rtl-optimization/39522
24928 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
24929 when reg_reloaded_valid is set.
24931 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24933 * config/spu/divv2df3.c: New file.
24934 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
24935 (DPBIT_FUNCS): Filter out _div_df.
24937 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
24939 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
24940 a jump insn, count that jump in the distance to the loop start.
24942 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
24945 * config/sh/sh.c (calc_live_regs): Fix condition for global
24946 registers except PIC_OFFSET_TABLE_REGNUM.
24948 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
24951 * doc/invoke.texi (-mconsole): New.
24953 (-mno-cygwin): New.
24955 (-mnop-fun-dllimport): New.
24959 (sub section "i386 and x86-64 Windows Options"): New.
24961 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
24963 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
24964 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
24966 2009-03-25 Richard Guenther <rguenther@suse.de>
24968 PR middle-end/39497
24969 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
24972 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
24974 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
24975 neither of haifa/selective schedulers are working.
24977 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24979 * doc/invoke.texi (Debugging Options): Fix description of
24980 -fno-merge-debug-strings.
24982 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
24984 * config/cris/libgcc.ver: New version-script.
24985 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
24987 * configure.ac <GAS features, nop mnemonic>: Add pattern
24988 crisv32-*-* for "nop".
24989 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
24990 * configure: Regenerate.
24992 2009-03-24 Ira Rosen <irar@il.ibm.com>
24994 PR tree-optimization/39529
24995 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
24996 mark_sym_for_renaming for the tag copied to the new vector
24999 2009-03-24 Arthur Loiret <aloiret@debian.org>
25001 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25002 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25003 EXTRA_SPEC_FUNCTIONS.
25004 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25005 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25006 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25007 -march and -mtune options.
25009 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25011 * config/m68k/t-rtems: Add m5329 multilib.
25013 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25014 Jakub Jelinek <jakub@redhat.com>
25017 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25020 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25023 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25024 instead of c_parser_expression_conv, if original_code isn't one of the
25025 4 allowed comparison codes, fail.
25027 2009-03-23 Richard Guenther <rguenther@suse.de>
25029 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25030 * tree.h (struct tree_type): Likewise.
25031 * reload.h (struct insn_chain): Likewise.
25032 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25033 * function.h (struct function): Likewise.
25034 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25036 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25038 PR tree-optimization/39516
25039 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25041 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25043 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25044 should be set true if BITS_PER_WORD of target is bigger than 32
25046 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25048 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25049 Translate -B-options to -rpath-link. Correct existing
25050 rpath-link and conditionalize on !nostdlib.
25052 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25054 * doc/extend.texi (Function Attributes, Variable Attributes):
25056 * doc/invoke.texi (Debugging Options, Optimize Options)
25057 (i386 and x86-64 Options, MCore Options): Likewise.
25059 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25062 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25063 it for block local namespace aliases.
25064 (gen_decl_die): Pass context_die to gen_namespace_die.
25066 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25069 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25070 minimum or maximum value.
25072 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25074 * reginfo.c (globalize_reg): Recompute derived reg sets.
25076 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25079 * libgcc2.c (mprotect): Do not use signed arguments for
25080 VirtualProtect, use DWORD arguments. Also fix the 'may
25081 be used uninitialized' warning for the np variable.
25083 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25086 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25087 functions using regparm calling conventions when not optimizing.
25088 (ix86_function_sseregparm): Similarly for sseregparm calling
25091 2009-03-19 Li Feng <nemokingdom@gmail.com>
25093 PR middle-end/39500
25094 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25095 dependence if the first conflict is after niter iterations.
25097 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25099 PR middle-end/38609
25100 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25101 functions with dynamic stack-pointer adjustments.
25103 2009-03-19 Ben Elliston <bje@au.ibm.com>
25105 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25106 option; change to -msdata=data.
25108 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25110 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25113 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25116 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25118 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25120 * doc/invoke.texi (Code Gen Options): Expand discussion of
25123 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25125 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25126 * matrix-reorg.c (struct matrix_info): Likewise.
25127 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25128 * rtl.h (struct mem_attrs): Likewise.
25129 * df.h (struct df): Likewise.
25130 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25131 * ira-int.h (struct ira_allocno): Likewise.
25132 * df-scan.c (struct df_collection_rec): Likewise.
25133 * ira.c (struct equivalence): Likewise.
25134 * function.c (struct temp_slot): Likewise.
25135 * cfgloop.h (struct loop): Likewise.
25138 * function.c (use_register_for_decl): When not optimizing, disregard
25139 register keyword for variables with types containing methods.
25141 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25143 PR middle-end/39447
25144 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25145 (is_simple_operand): Call contains_component_ref_p before calling data
25146 reference analysis that would fail on COMPONENT_REFs.
25148 * tree-vrp.c (search_for_addr_array): Fix formatting.
25150 2009-03-18 Richard Guenther <rguenther@suse.de>
25152 * tree-vect-transform.c (vect_loop_versioning): Fold the
25153 generated comparisons.
25154 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25155 (slpeel_tree_peel_loop_to_edge): Likewise.
25157 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25159 PR middle-end/37805
25160 * opts.c (print_specific_help): In addition to `undocumented',
25161 accept `separate' and `joined' flags if passed alone. Describe
25162 output by the first matched one of those.
25163 (common_handle_option): Skip over empty strings.
25164 * gcc.c (display_help): Fix help string for `--help='.
25165 * doc/invoke.texi (Option Summary, Overall Options): With
25166 `--help=', classes and qualifiers can both be repeated, but
25167 only the latter can be negated. One should not pass only
25168 negated qualifiers. Fix markup and examples.
25171 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25172 PR middle-end/37805
25173 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25174 and -fhelp=separate.
25176 2009-03-17 Jing Yu <jingyu@google.com>
25178 PR middle-end/39378
25179 * function.h (struct rtl_data): Move is_thunk from here...
25180 (struct function): ...to here.
25181 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25182 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25184 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25186 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25187 (alpha_output_function_end_prologue): Likewise.
25188 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25189 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25190 (rs6000_output_function_epilogue): Likewise.
25191 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25193 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25196 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25197 from different units in a single alternative.
25198 (*truncdfsf_i387): Ditto.
25199 (*truncxfsf2_mixed): Ditto.
25200 (*truncxfdf2_mixed): Ditto.
25202 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25204 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25205 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25208 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25209 unused non-artificial variables when not optimizing.
25212 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25213 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25214 NAMESPACE_DECL in its DECL_INITIAL.
25216 PR middle-end/39443
25217 * optabs.c (set_user_assembler_libfunc): New function.
25218 * expr.h (set_user_assembler_libfunc): New prototype.
25219 * c-common.c: Include libfuncs.h.
25220 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25221 for memcmp, memset, memcpy, memmove and abort.
25222 * Makefile.in (c-common.o): Depend on libfuncs.h.
25225 * dwarf2out.c (gen_inlined_enumeration_type_die,
25226 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25227 gen_tagged_type_instantiation_die): Removed.
25228 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25231 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25234 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25236 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25237 (check-parallel-%): Ditto.
25238 (check-consistency): Ditto.
25240 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25242 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25243 local variable rhs by NULL_TREE.
25245 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25248 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25250 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25253 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25255 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25258 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25259 for ms->sysv ABI calls only in 64bit mode.
25261 * config/i386/i386.md (untyped_call): Support 32bit.
25263 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25265 * doc/extend.texi: Replace x86_65 with x86_64.
25267 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25269 PR tree-optimization/39455
25270 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25271 mismatches for POINTER_TYPE_P (type).
25272 (number_of_iterations_le): Likewise.
25274 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25276 * config/picochip/picochip.c: Removed profiling support.
25277 * config/picochip/picochip.md: Removed profiling instruction.
25278 * config/picochip/picochip.h: Removed profiling builtin.
25280 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25282 * doc/install.texi (--with-host-libstdcxx): Document.
25284 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25287 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25288 generate a warning if the function name does not begin with
25289 "__vector" and the function has either the 'signal' or 'interrupt'
25290 attribute, from here to ...
25291 (avr_declare_function_name): ...here. New function.
25292 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25293 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25295 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25298 * cse.c (fold_rtx): Don't modify original const_arg1 when
25299 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25300 separate variable instead.
25301 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25302 from out of range shift counts.
25303 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25305 2009-03-13 Catherine Moore <clm@codesourcery.com>
25307 * config/i386/x-mingw32 (host-mingw32.o): Replace
25308 diagnostic.h with $(DIAGNOSTIC_H).
25310 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25313 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25315 * config/i386/sync.md (sync_compare_and_swap<mode>,
25316 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25317 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25319 (sync_double_compare_and_swapdi_pic,
25320 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25321 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25323 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25326 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25328 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25331 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25332 (avx_addsubv4df3): Likewise.
25333 (*avx_addsubv4sf3): Likewise.
25334 (sse3_addsubv4sf3): Likewise.
25336 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25339 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25341 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25344 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25345 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25346 registers for allocnos created from user-defined variables.
25348 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25351 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25352 of non-integer mode as well.
25354 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25356 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25357 for functions for which the parameter types are unknown.
25359 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25362 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25363 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25364 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25365 * config/i386/i386.c (ix86_local_alignment): For
25366 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25367 long long variables on the stack to avoid dynamic realignment.
25368 Allow the first argument to be a decl rather than type.
25369 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25371 2009-03-11 Nick Clifton <nickc@redhat.com>
25374 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25376 Add description to mno-lsim option.
25377 * config/mcore/mcore.h: Remove comment about deprecated m4align
25379 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25380 * doc/invoke.texi: Add description of mno-lsim and
25381 mstack-increment options.
25383 * config/fr30/fr30.opt: Document the -mno-lsim option.
25384 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25385 and -mno-lsim options.
25387 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25389 * fold-const.c (fold_comparison): Only call fold_inf_compare
25390 if the mode supports infinities.
25392 2009-03-11 Jason Merrill <jason@redhat.com>
25395 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25396 end already did. Notice GIMPLE_CALL modifications of the result.
25397 Don't copy debug information from an ignored decl or a decl from
25400 2009-03-10 Richard Guenther <rguenther@suse.de>
25401 Nathan Froyd <froydnj@codesourcery.com>
25403 PR middle-end/37850
25404 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25405 (__divMODE3): Likewise.
25407 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25409 PR tree-optimization/39394
25410 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25411 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25413 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25415 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25416 inline asms for register asm ("") declarations.
25418 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25420 * fold-const.c (fold_unary): Fix comment.
25422 2009-03-07 Jan Hubicka <jh@suse.cz>
25425 * tree-inline.c (setup_one_parameter): Do replacement of const
25426 argument by constant in SSA form.
25428 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25430 PR middle-end/38028
25431 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25432 determine alignment passed to assign_stack_local.
25433 (assign_parms_unsplit_complex): Likewise.
25434 * except.c (sjlj_build_landing_pads): Likewise.
25436 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25438 PR middle-end/39360
25439 * tree-flow.h (add_referenced_var): Return bool instead of void.
25440 * tree-dfa.c (add_referenced_var): Return result of
25441 referenced_var_check_and_insert call.
25442 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25443 of referenced_var_check_and_insert.
25446 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25447 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25448 DIE, don't emit it if abstract origin already has it.
25449 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25450 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25452 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25454 * genpreds.c (needs_variable): Fix parentheses at variable name
25456 (write_tm_constrs_h): Indent generated code.
25458 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25460 * doc/extend.texi (Function Attributes): Add documentation
25461 for isr attributes.
25463 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25466 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25467 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25469 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25471 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25474 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25477 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25478 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25480 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25482 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25483 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25484 constants instead of magic numbers.
25485 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25487 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25488 (x86_64_ms_abi_int_parameter_registers): Ditto.
25489 (x86_64_int_return_registers): Ditto.
25490 (ix86_maybe_switch_abi): Ditto.
25491 (ix86_expand_call): Ditto for clobbered_registers array.
25492 (ix86_hard_regno_mode_ok): Ditto.
25493 (x86_extended_QIreg_mentioned_p): Ditto.
25495 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25497 PR tree-optimization/39349
25498 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25500 * combine.c (gen_lowpart_for_combine): Use omode when generating
25503 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25505 PR rtl-optimization/39235
25506 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25508 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25510 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25512 2009-03-04 Richard Guenther <rguenther@suse.de>
25514 PR tree-optimization/39362
25515 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25516 that occur in abnormal PHIs should be varying.
25518 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25520 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25522 (simple_iv): Take loop as an argument instead of statement.
25523 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25524 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25526 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25528 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25529 * matrix-reorg.c (analyze_transpose): Ditto.
25530 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25531 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25532 * tree-predcom.c (ref_at_iteration): Ditto.
25533 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25535 2009-03-04 Richard Guenther <rguenther@suse.de>
25537 PR tree-optimization/39358
25538 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25539 escaped_id and callused_id.
25540 (solve_graph): Likewise.
25542 2009-03-04 Richard Guenther <rguenther@suse.de>
25544 PR tree-optimization/39339
25545 * tree-sra.c (try_instantiate_multiple_fields): Make it
25546 no longer ICE on the above.
25548 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25550 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25551 that fits within Pmode.
25553 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25555 PR middle-end/10109
25556 * tm.texi (LIBCALL_VALUE): Update description.
25558 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25560 PR middle-end/34443
25561 * doc/extend.texi (section): Update description.
25563 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25565 PR middle-end/39345
25566 * tree-inline.c (remapped_type): New.
25567 (can_be_nonlocal): Call remapped_type instead of remap_type.
25569 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25572 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25573 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25575 2009-03-03 Richard Guenther <rguenther@suse.de>
25577 PR middle-end/39272
25578 * tree.c (tree_nonartificial_location): New function.
25579 * tree.h (tree_nonartificial_location): Declare.
25580 * builtins.c (expand_builtin_memory_chk): Provide location
25581 of the call location for artificial function pieces.
25582 (maybe_emit_chk_warning): Likewise.
25583 (maybe_emit_sprintf_chk_warning): Likewise.
25584 (maybe_emit_free_warning): Likewise.
25585 * expr.c (expand_expr_real_1): Likewise.
25587 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25589 PR tree-optimization/39343
25590 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25591 COMPONENT_REF t has ARRAY_TYPE.
25593 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25595 PR middle-end/39335
25596 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25597 when the type precision of the induction variable should be
25598 larger than the type precision of nit.
25599 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25600 * graphite.c (graphite_loop_normal_form): Same.
25601 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25603 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25605 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25606 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25607 numbers to describe clobbered registers.
25608 (*call_value_0_rex64_ms_sysv): Ditto.
25609 * config/i386/mmx.md (mmx_emms): Ditto.
25610 (mmx_femms): Ditto.
25612 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25614 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25617 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25619 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25620 (spu_section_type_flags): New function.
25622 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25624 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25625 reg_class_contents of FLOAT_REGS into a temporary.
25627 2009-03-02 Richard Guenther <rguenther@suse.de>
25628 Ira Rosen <irar@il.ibm.com>
25630 PR tree-optimization/39318
25631 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25632 information to the vectorized statement.
25634 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25636 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25637 variable. Use defined names instead of magic constants for REX SSE
25640 2009-03-01 Richard Guenther <rguenther@suse.de>
25642 PR tree-optimization/39331
25643 * omp-low.c (lower_send_shared_vars): Do not receive new
25644 values for the reference of DECL_BY_REFERENCE parms or results.
25646 2009-03-01 Jan Hubicka <jh@suse.cz>
25649 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25650 BLOCK_NONLOCALIZED_VAR): New macros.
25651 (tree_block): Add nonlocalized_vars.
25652 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25653 gen_decl_die): Add origin argument. Allow generation of die with
25654 origin at hand only.
25655 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25656 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25658 (gen_block_die): Fix checking for unused blocks.
25659 (process_scope_var): Break out from .... ; work with origins only.
25660 (decls_for_scope) ... here; process nonlocalized list.
25661 (dwarf2out_ignore_block): Look for nonlocalized vars.
25662 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25664 (dump_scope_block): Dump them.
25665 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25666 (remap_block): Likewise.
25667 (can_be_nonlocal): New predicate.
25668 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25670 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25672 * configure: Regenerate.
25674 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25676 * optc-gen.awk: No need to duplicate option flags twice.
25677 Reuse help texts for duplicate options which do not have any.
25679 * gcc.c (display_help): Document --version.
25681 * gcc.c (main): If print_help_list and verbose_flag, ensure
25682 driver output comes before subprocess output.
25684 * optc-gen.awk: Assign all remaining fields to help string,
25685 space-separated, for multi-line help in *.opt.
25687 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25688 -Wno-pedantic-ms-format is for MinGW targets only.
25690 * doc/options.texi (Option file format): Fix bad indentation,
25691 restoring dropped sentence.
25693 2009-02-28 Jan Hubicka <jh@suse.cz>
25695 * tree-inline.c (tree_function_versioning): Output debug info.
25697 2009-02-28 Jan Hubicka <jh@suse.cz>
25700 * tree-inline.c (setup_one_parameter): Do not copy propagate
25701 arguments when not optimizing.
25703 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25706 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25707 (avx_addsubv4df3): Likewise.
25708 (*avx_addsubv4sf3): Likewise.
25709 (sse3_addsubv4sf3): Likewise.
25710 (*avx_addsubv2df3): Likewise.
25711 (sse3_addsubv2df3): Likewise.
25712 (avx_unpckhps256): Correct item selectors.
25713 (avx_unpcklps256): Likewise.
25714 (avx_unpckhpd256): Likewise.
25715 (avx_unpcklpd256): Likewise.
25717 2009-02-28 Jan Hubicka <jh@suse.cz>
25719 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25721 (copy_arguments_for_versioning): If var is declared don't declare it.
25722 (tree_function_versioning): First setup substitutions and then copy
25725 2009-02-27 Jan Hubicka <jh@suse.cz>
25728 * cgraph.h (varpool_output_debug_info): Remove.
25729 * cgraphunit.c (varpool_output_debug_info): Remove.
25730 * dwarf2out.c (deferred_locations_struct): New struct
25731 (deferred_locations): New type.
25732 (deferred_locations_list): New static var.
25733 (deffer_location): New function.
25734 (gen_variable_die): Use it.
25735 (decls_for_scope): Output info on local static vars.
25736 (dwarf2out_finish): Process deferred locations.
25737 * varpool.c (varpool_output_debug_info): Remove.
25739 2009-02-27 Jan Hubicka <jh@suse.cz>
25742 * tree.h (TREE_PROTECTED): Fix comment.
25743 (BLOCK_HANDLER_BLOCK): Remove.
25744 (struct tree_block): Remove handler_block add body_block.
25745 (inlined_function_outer_scope_p): New.
25746 (is_body_block): Remove.
25747 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25748 * dwarf2out.c (is_inlined_entry_point): Remove.
25749 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25750 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25752 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25753 * gimplify.c (gimplify_expr): Gimplify body blocks.
25754 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25755 block with multiple subblocks.
25756 (dump_scope_block): Prettier output; dump more flags and info.
25757 (dump_scope_blocks): New.
25758 (remove_unused_locals): Use dump_scope_blocks.
25759 * tree-flow.h (dump_scope_blocks): Declare.
25760 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25761 * stmt.c (is_body_block): Remove.
25762 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25763 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25765 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25767 PR middle-end/39308
25768 * graphite.c (graphite_loop_normal_form): Do not call
25769 number_of_iterations_exit from a gcc_assert.
25771 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25773 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25774 jumps if COND is NULL.
25775 (find_cond_jump): New function.
25776 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25777 * config/s390/s390.md: Remove z10_cobra attribute value.
25779 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25781 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25782 force_const_mem returns NULL_RTX.
25784 2009-02-26 Jan Hubicka <jh@suse.cz>
25787 * cgraph.h (varpool_output_debug_info): Remove.
25788 * cgraphunit.c (varpool_output_debug_info): Remove.
25789 * dwarf2out.c (deferred_locations_struct): New struct
25790 (deferred_locations): New type.
25791 (deferred_locations_list): New static var.
25792 (deffer_location): New function.
25793 (gen_variable_die): Use it.
25794 (decls_for_scope): Output info on local static vars.
25795 (dwarf2out_finish): Process deferred locations.
25796 * varpool.c (varpool_output_debug_info): Remove.
25798 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25800 PR rtl-optimization/39241
25801 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25802 to subreg_offset_representable_p.
25804 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25806 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25807 execute function prototype. Get f and nregs from max_reg_num
25808 and get_insns. Remove the first backward pass as it's dead,
25809 guard the forward pass by flag_expensive_optimizations.
25810 (rest_of_handle_regmove): Delete.
25811 (pass_regmove): Replace it with regmove_optimize.
25813 2009-02-25 Martin Jambor <mjambor@suse.cz>
25815 PR tree-optimization/39259
25816 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25817 calls_alloca function flags.
25818 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25819 calls are detected.
25821 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25823 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25824 flags_set_1_rtx, flags_set_1_set): Delete.
25825 (regmove_optimize): Do not call mark_flags_life_zones.
25827 2009-02-24 Julian Brown <julian@codesourcery.com>
25830 * config/arm/arm.c (require_pic_register): Only set
25831 cfun->machine->pic_reg once per function.
25833 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25835 * doc/invoke.texi (Link Options): Document an easier way to pass
25836 options that take arguments to the GNU linker using -Xlinker and -Wl.
25838 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25841 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25843 2009-02-24 Richard Guenther <rguenther@suse.de>
25846 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25848 2009-02-24 Richard Guenther <rguenther@suse.de>
25849 Zdenek Dvorak <ook@ucw.cz>
25851 PR tree-optimization/39233
25852 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25853 from converting them to a generic type.
25855 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25857 PR tree-optimization/39260
25858 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25859 contains a condition with a real type.
25860 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25862 2009-02-23 Jason Merrill <jason@redhat.com>
25865 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25866 narrowing_initializer_constant_valid_p.
25867 (narrowing_initializer_constant_valid_p): Don't return
25868 null_pointer_node for adding a pointer to itself.
25870 2009-02-23 Jan Hubicka <jh@suse.cz>
25873 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25876 2009-02-23 Jan Hubicka <jh@suse.cz>
25878 PR tree-optimization/37709
25879 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25880 * tree.h (block_ultimate_origin): Declare.
25881 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25882 * tree-ssa-live.c (remove_unused_scope_block_p):
25883 Eliminate blocks containig no instructions nor live variables nor
25885 (dump_scope_block): New function.
25886 (remove_unused_locals): Enable removal of dead blocks by default;
25887 enable dumping at TDF_DETAILS.
25889 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25891 * config/i386/i386.c (classify_argument): Don't allow COImode
25893 (function_arg_advance_32): Don't allow OImode.
25894 (function_arg_32): Likewise.
25895 (function_value_32): Likewise.
25896 (return_in_memory_32): Likewise.
25897 (function_arg_64): Remove OImode comment.
25899 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25902 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25903 ix86_expand_vector_set for V4DImode in 64bit mode only.
25904 (ix86_expand_vector_init_one_var): Likewise.
25906 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25908 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25910 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25913 * loop-iv.c: Revert last change.
25914 * emit-rtl.c: Likewise.
25916 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25919 * config/i386/i386.c (type_natural_mode): Remove an extra
25920 space in the warning message.
25921 (function_value_32): Handle 32-byte vector modes.
25922 (return_in_memory_32): Likewise.
25924 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25926 * loop-iv.c (truncate_value): New function.
25927 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
25929 (lowpart_subreg): Move to...
25930 * emit-rtl.c: ...here.
25932 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
25934 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
25935 accidental and undocumented change at revision 140860.
25937 2009-02-21 Joseph Myers <joseph@codesourcery.com>
25939 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
25940 take gimple_seq * arguments.
25941 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
25942 types_compatible_p langhook.
25944 2009-02-20 Mark Mitchell <mark@codesourcery.com>
25945 Joseph Myers <joseph@codesourcery.com>
25947 * config/arm/arm.c (arm_builtin_va_list): New function.
25948 (arm_expand_builtin_va_start): Likewise.
25949 (arm_gimplify_va_arg_expr): Likewise.
25950 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
25951 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
25952 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
25953 (va_list_type): New variable.
25954 (arm_mangle_type): Mangle va_list_type appropriately.
25956 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25958 PR middle-end/39157
25959 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
25960 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
25961 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
25962 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
25963 parameter to 1000 for -O1 by default.
25964 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
25966 * loop-invariant.c: Include params.h.
25967 (move_loop_invariants): Don't call move_single_loop_invariants on
25970 2009-02-20 Jaka Mocnik <jaka@xlab.si>
25972 * calls.c (emit_library_call_value_1): Use slot_offset instead of
25973 offset when calculating bounds for indexing stack_usage_map. Fixes
25974 a buffer overflow with certain target setups.
25976 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25979 * calls.c (expand_call): Clear try_tail_call if caller and callee
25980 disagree in promotion of function return value.
25982 2009-02-19 Jakub Jelinek <jakub@redhat.com>
25985 * c-common.c (c_determine_visibility): If visibility changed and
25986 DECL_RTL has been already set, call make_decl_rtl to update symbol
25989 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
25992 * varasm.c (assemble_variable): Don't check DECL_NAME when
25993 globalizing a variable.
25995 2009-02-19 Joseph Myers <joseph@codesourcery.com>
25998 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
25999 expression before any __builtin_trap call.
26000 * c-typeck.c (build_function_call): Convert and check function
26001 arguments before generating a call to a trap. Evaluate the
26002 function arguments before the trap.
26004 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26007 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26008 (UNSPEC_FXAM_MEM): New unspec.
26009 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26010 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26011 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26013 2009-02-19 Richard Guenther <rguenther@suse.de>
26015 PR tree-optimization/39207
26016 PR tree-optimization/39074
26017 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26018 storedanything_tree): New.
26019 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26020 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26021 (build_succ_graph): Add edges from STOREDANYTHING to all
26023 (init_base_vars): Initialize STOREDANYTHING.
26024 (compute_points_to_sets): Free substitution info after
26025 building the succ graph.
26026 (ipa_pta_execute): Likewise.
26028 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26030 (do_ds_constraint): Do not add to special var or non-pointer
26032 (type_could_have_pointers): Split out from ...
26033 (could_have_pointers): ... here. For arrays use the element type.
26034 (create_variable_info_for): Initialize may_have_pointers.
26035 (new_var_info): Likewise.
26036 (handle_lhs_call): Make the HEAP variable unknown-sized.
26037 (intra_create_variable_infos): Use a type with pointers for
26038 PARM_NOALIAS, make it unknown-sized.
26040 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26043 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26045 2009-02-18 Jason Merrill <jason@redhat.com>
26048 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26049 value if DECL_EXTERNAL.
26050 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26051 * target.h (gcc_target::binds_local_p): Clarify "module".
26052 * tree.h (TREE_PUBLIC): Clarify "module".
26054 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26057 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26058 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26060 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26063 * c.opt (Wabi): Support C and ObjC.
26066 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26068 * config/i386/i386.c (classify_argument): Warn once about the ABI
26069 change when passing union with long double.
26071 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26073 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26076 * c-parser.c (c_parser_compound_statement): Always enter and leave
26079 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26082 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26084 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26086 PR tree-optimization/36922
26087 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26088 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26091 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26093 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26096 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26098 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26100 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26102 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26105 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26106 Richard Sandiford <rdsandiford@googlemail.com>
26108 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26109 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26110 (loongson_biadd): ...this.
26112 2009-02-17 Richard Guenther <rguenther@suse.de>
26114 PR tree-optimization/39202
26115 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26116 a var make sure to follow existing collapses.
26118 2009-02-17 Richard Guenther <rguenther@suse.de>
26120 PR middle-end/39214
26121 * langhooks.c (lhd_print_error_function): Check for NULL block.
26123 2009-02-17 Richard Guenther <rguenther@suse.de>
26125 PR tree-optimization/39204
26126 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26129 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26131 * config/soft-fp/double.h: Update from glibc CVS.
26133 2009-02-17 Richard Guenther <rguenther@suse.de>
26135 PR tree-optimization/39207
26136 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26137 strict-aliasing warnings for pointers pointing to NULL.
26139 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26142 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26143 skipping until next close brace.
26145 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26148 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26149 to function argument boundary.
26151 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26153 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26154 in the lea_add. Reload eventually constraints it properly.
26155 * config/picochip/constraints.md: Remove the target constraint
26156 "b", since it is not needed anymore.
26158 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26160 * gthr-dce.h: Uglify function parameter and local variable names.
26161 * gthr-gnat.h: Likewise.
26162 * gthr-mipssde.h: Likewise.
26163 * gthr-nks.h: Likewise.
26164 * gthr-posix95.h: Likewise.
26165 * gthr-posix.h: Likewise.
26166 * gthr-rtems.h: Likewise.
26167 * gthr-single.h: Likewise.
26168 * gthr-solaris.h: Likewise.
26169 * gthr-tpf.h: Likewise.
26170 * gthr-vxworks.h: Likewise.
26171 * gthr-win32.h: Likewise.
26173 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26176 * config/i386/i386.md: Restrict the new peephole2 to move
26177 between MMX/SSE registers.
26179 2009-02-15 Richard Guenther <rguenther@suse.de>
26182 2009-02-13 Richard Guenther <rguenther@suse.de>
26184 * configure.ac: Enable LFS.
26185 * configure: Re-generate.
26186 * config.in: Likewise.
26188 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26190 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26191 spu_srqwbyte, spu_srqwbytebc): Define.
26192 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26193 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26194 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26195 "shrqby_<mode>"): New insn-and-split patterns.
26196 * config/spu/spu.c (expand_builtin_args): Determine and return
26197 number of operands using spu_builtin_description data.
26198 (spu_expand_builtin_1): Use it.
26200 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26203 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26206 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26209 * config/i386/i386.c (override_options): Correct warning
26210 messages for -malign-loops, -malign-jumps and -malign-functions.
26212 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26215 * config/i386/i386.md: Restrict the new peephole2 to move
26216 between the general purpose registers.
26218 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26221 * config/i386/i386.c (type_natural_mode): Add a new argument.
26222 Return the original mode and warn ABI change if vector size is 32byte.
26223 (function_arg_advance): Updated.
26224 (function_arg): Likewise.
26225 (ix86_function_value): Likewise.
26226 (ix86_return_in_memory): Likewise.
26227 (ix86_sol10_return_in_memory): Likewise.
26228 (ix86_gimplify_va_arg): Likewise.
26229 (function_arg_32): Don't warn ABX ABI change here.
26230 (function_arg_64): Likewise.
26232 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26234 * loop-iv.c (implies_p): In the final case, test that operands 0
26235 of the two comparisons match.
26237 * config/bfin/bfin.c (find_prev_insn_start): New function.
26238 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26239 (find_next_insn_start): Move.
26241 2009-02-13 Richard Guenther <rguenther@suse.de>
26243 * configure.ac: Enable LFS.
26244 * configure: Re-generate.
26245 * config.in: Likewise.
26247 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26250 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26251 sizes on syntax error after some arguments have been parsed.
26253 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26255 * doc/invoke.texi (-fira): Remove.
26257 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26259 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26260 * recog.c: Likewise.
26263 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26265 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26266 (umul_ppmm): Likewise.
26267 (count_leading_zeros): Likewise.
26268 (count_trailing_zeros): Likewise.
26269 (UMUL_TIME): Likewise.
26271 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26273 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26274 soft-fp/t-softfp to tmake_file.
26276 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26277 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26278 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26279 IA64_BUILTIN_INFQ]: New.
26280 (ia64_init_builtins): Initialize __builtin_infq,
26281 __builtin_fabsq and __builtin_copysignq if not HPUX.
26282 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26283 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26285 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26287 (__fixtfti): Likewise.
26288 (__fixunstfti): Likewise.
26289 (__floattitf): Likewise.
26291 * config/ia64/libgcc-glibc.ver: New.
26292 * config/ia64/t-fprules-softfp: Likewise.
26293 * config/ia64/sfp-machine.h: Likewise.
26295 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26296 (LIBGCC2_TF_CEXT): Likewise.
26297 (TF_SIZE): Likewise.
26298 (TARGET_INIT_LIBFUNCS): Likewise.
26300 * config/ia64/t-glibc (SHLINB_MAPFILES):
26301 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26303 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26305 * config/i386/i386.c (construct_container): Rewrite processing
26306 BLKmode with X86_64_SSE_CLASS.
26308 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26311 * config/i386/i386.md: Replace simplify_replace_rtx with
26312 replace_rtx in the new peephole2.
26314 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26316 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26317 loop unrolling do not happen at -O2.
26319 2009-02-12 Michael Matz <matz@suse.de>
26321 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26323 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26325 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26328 2009-02-12 Ben Elliston <bje@au.ibm.com>
26330 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26331 patterns when updating the back chain. Missed in the 2009-02-10
26334 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26336 * doc/extend.texi (Decimal Floating Types): Update identifier of
26337 draft TR and list of missing support.
26339 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26341 PR middle-end/39154
26342 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26343 bit to variable length decl's flags, add it also to its
26344 pointer replacement variable.
26346 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26347 Jakub Jelinek <jakub@redhat.com>
26350 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26351 (memory_blockage): New expander.
26352 (*memory_blockage): New insn pattern.
26353 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26354 instead of general blockage at the end of function prologue when
26355 frame pointer is used to access red zone area. Do not emit blockage
26356 when profiling, it is emitted in generic code.
26357 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26358 function epilogue when frame pointer is used to access red zone area.
26360 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26363 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26364 by arithmetic with memory operands.
26365 * config/i386/predicates.md (commutative_operator): New.
26367 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26369 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26372 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26374 * alias.h (record_alias_subset): Declare.
26375 * alias.c (record_alias_subset): Make global.
26377 2009-02-10 Nick Clifton <nickc@redhat.com>
26379 * tree-parloops.c: Change license to GPLv3.
26380 * ipa-struct-reorg.c: Change license to GPLv3.
26381 * ipa-struct-reorg.h: Change license to GPLv3.
26383 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26386 * c-decl.c (start_struct): Return NULL on error.
26388 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26390 PR middle-end/39124
26391 * cfgloopmanip.c (remove_path): Call remove_bbs after
26392 cancel_loop_tree, not before it.
26395 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26396 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26397 VAR_DECLs were seen.
26398 * tree-ssa-live.c (remove_unused_locals): Recompute
26399 cfun->has_local_explicit_reg_vars.
26400 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26401 copies or clearings if cfun->has_local_explicit_reg_vars.
26403 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26406 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26407 of function prologue when frame pointer is used to access
26410 2009-02-10 Richard Guenther <rguenther@suse.de>
26412 PR middle-end/39127
26413 * gimplify.c (gimple_regimplify_operands): Always look if
26414 we need to create a temporary.
26416 2009-02-10 Richard Guenther <rguenther@suse.de>
26418 PR tree-optimization/39132
26419 * tree-loop-distribution.c (todo): New global var.
26420 (generate_memset_zero): Trigger TODO_rebuild_alias.
26421 (tree_loop_distribution): Return todo.
26423 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26426 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26427 (x86_64_reg_class_name): Removed.
26428 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26429 first one isn't X86_64_SSE_CLASS or any other ones aren't
26430 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26431 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26432 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26433 and 3 X86_64_SSEUP_CLASS.
26434 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26435 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26437 2009-02-10 Ben Elliston <bje@au.ibm.com>
26439 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26440 form instruction to update the stack back chain word, even if the
26441 user has disabled the generation of update instructions.
26442 (movdi_<mode>_update_stack): New.
26443 (movsi_update_stack): Likewise.
26444 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26445 always use an update form instruction to update the stack back
26448 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26450 PR middle-end/38953
26451 * graphite.c (if_region_set_false_region): After moving a region in
26452 the false branch of a condition, remove the empty dummy basic block.
26453 (gloog): Remove wrong fix for PR38953.
26455 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26457 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26458 generation due to implicit sign extension.
26460 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26462 PR middle-end/38981
26463 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26464 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26466 2009-02-09 Richard Guenther <rguenther@suse.de>
26468 PR middle-end/35202
26469 * convert.c (convert_to_real): Disable (float)fn((double)x)
26470 to fnf(x) conversion if errno differences may occur and
26471 -fmath-errno is set.
26473 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26475 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26476 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26477 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26479 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26482 * c-common.c (handle_alias_attribute): Disallow attribute for
26483 anything not a FUNCTION_DECL or VAR_DECL.
26485 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26488 * real.c (do_compare): Special-case compare of zero against
26489 decimal float value.
26491 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26494 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26495 as indicating flexible array members unless the field itself is
26496 being declarared as the incomplete array.
26498 2009-02-06 Jan Hubicka <jh@suse.cz>
26500 PR tree-optimization/38844
26501 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26502 is already inlined.
26504 2009-02-06 Richard Guenther <rguenther@suse.de>
26506 PR middle-end/38977
26507 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26508 fork because we may expand it as __gcov_fork.
26510 2009-02-06 Nick Clifton <nickc@redhat.com>
26512 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26514 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26516 PR tree-optimization/35659
26517 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26518 vn_phi_eq): Shortcut if hashcode does not match.
26519 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26521 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26522 and avoid iterative_hash_expr.
26523 (FOR_EACH_VALUE_ID_IN_SET): New.
26524 (value_id_compare): Remove.
26525 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26526 sort expressions by value id.
26528 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26531 * config/sh/predicates.md (general_movsrc_operand): Don't check
26532 the subreg of system registers here.
26534 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26537 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26538 on the copied decl.
26540 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26542 PR rtl-optimization/39110
26543 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26544 addresses, not aligned ones.
26546 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26547 Richard Guenther <rguenther@suse.de>
26549 PR tree-optimization/39100
26550 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26551 comment says and add edges.
26553 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26556 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26557 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26559 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26561 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26562 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26563 register_bb_in_sese, new_sese, free_sese): Moved.
26564 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26565 outermost_loop_in_scop, build_scop_iteration_domain,
26566 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26567 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26568 Use loop_in_sese_p instead of loop_in_scop_p.
26569 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26570 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26571 (scopdet_basic_block_info): Fix bug in scop detection.
26572 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26573 eq_loop_to_cloog_loop): Remove.
26574 (nb_loops_around_loop_in_scop, nb_loop
26575 ref_nb_loops): Moved here...
26576 * graphite.h (ref_nb_loops): ... from here.
26577 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26578 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26579 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26581 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26582 Hans-Peter Nilsson <hp@axis.com>
26584 PR rtl-optimization/37889
26585 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26586 Move offset handling from PLUS to before the switch. Use new
26587 arguments when considering SYMBOL_REFs too.
26588 (rtx_addr_can_trap_p): Pass dummy offset and size.
26589 (enum may_trap_p_flags): Remove.
26590 (may_trap_p_1): Pass size from MEM_SIZE.
26592 PR rtl-optimization/38921
26593 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26594 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26595 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26596 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26598 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26600 AVX Programming Reference (January, 2009)
26601 * config/i386/sse.md (*vpclmulqdq): New.
26603 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26605 PR tree-optimization/38977
26606 PR gcov-profile/38292
26607 * calls.c (special_function_p): Disregard __builtin_ prefix.
26609 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26611 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26612 non-indexable addresses even before reload.
26614 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26617 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26618 as having variable size. Do not give an error for unnamed
26619 parameters with [*] declarators. Give a warning for type names
26620 with [*] declarators and mark them as variable size.
26621 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26622 for sizeof applied to [*] type names.
26624 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26627 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26629 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26631 * gcc.c (process_command): Update copyright notice dates.
26632 * gcov.c (print_version): Likewise.
26633 * gcov-dump.c (print_version): Likewise.
26634 * mips-tfile.c (main): Likewise.
26635 * mips-tdump.c (main): Likewise.
26637 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26640 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26641 for composite type involving a zero-length array type.
26643 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26646 * function.c (match_asm_constraints_1): Skip over
26647 initial optional % in the constraint.
26649 PR inline-asm/39059
26650 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26651 supported, don't accept FIXED_CSTs.
26652 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26653 and _Sat is used without _Fract/_Accum. Set specs->type to
26654 integer_type_node for cts_fract/cts_accum if fixed point is not
26657 2009-02-02 Catherine Moore <clm@codesourcery.com>
26659 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26661 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26663 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26664 (ABI_HAS_64BIT_SYMBOLS): Use it.
26665 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26667 2009-02-02 Paul Brook <paul@codesourcery.com>
26669 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26671 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26673 PR inline-asm/39058
26674 * recog.h (asm_operand_ok): Add constraints argument.
26675 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26676 recurse on matching constraint.
26677 (check_asm_operands): Pass constraints as 3rd argument to
26678 asm_operand_ok. Don't look up matching constraint here.
26679 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26682 2009-02-02 Ben Elliston <bje@au.ibm.com>
26684 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26685 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26687 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26689 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26690 information. Remove some obsolete information. Reorganize.
26692 * config/pa/fptr.c: Revert license to GPL 2.
26693 * config/pa/milli64.S: Likewise.
26695 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26698 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26699 LIBRARY name in, instead of hard-coding it.
26700 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26701 extra target make frag to tmake_files according to EH model.
26702 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26703 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26704 frags that define makefile variable EH_MODEL appropriately.
26705 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26706 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26707 to "-sjlj" according to type of EH configured.
26708 (LIBGCC_SONAME): Concatenate it to shared library base name.
26709 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26710 to "_sjlj" according to type of EH configured.
26711 (LIBGCC_SONAME): Concatenate it to shared library base name.
26712 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26713 (SHLIB_LINK): Add missing semicolon to if-else construct.
26714 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26715 string value of "pe_dll" command-line option.
26716 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26717 (SHLIB_SONAME): Use it when overriding t-cygming default.
26718 (SHLIB_IMPLIB): Override t-cygming default.
26719 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26720 string value of "pe_dll" command-line option.
26722 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26725 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26726 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26728 2009-01-31 Richard Guenther <rguenther@suse.de>
26730 PR tree-optimization/38937
26731 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26732 computing the transitive closure.
26734 2009-01-30 Richard Guenther <rguenther@suse.de>
26736 PR tree-optimization/39041
26737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26738 Propagate variable indices only if the types match for this stmt.
26740 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26743 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26744 inline but never defined.
26746 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26748 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26749 (*insv_h_di_reg_extimm): New insn.
26750 (*insv_l<mode>_reg_extimm): New insn.
26752 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26754 * config/picochip/picochip.c (flag_conserve_stack): set
26755 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26756 fconserve-stack. Reduce call-overhead used by inliner.
26758 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26761 * common.opt (flag_conserve_stack): Initialised to zero.
26763 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26766 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26767 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26770 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26772 * ira-color.c (allocno_reload_assign): Update comments.
26773 * regmove.c (regmove_optimize): Likewise.
26777 2009-01-29 Robert Millan <rmh@aybabtu.com>
26779 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26780 * config/i386/kopensolaris-gnu.h: New file. Undefine
26781 `MD_UNWIND_SUPPORT'.
26782 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26784 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26786 PR tree-optimization/39007
26787 * tree-loop-distribution.c (generate_builtin): Use
26788 recompute_dominator to compute the immediate dominator of the
26789 basic block just after the loop.
26791 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26793 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26794 (ASM_OUTPUT_DWARF_PCREL): Define.
26796 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26798 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26799 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26800 global. Modify entries about regmove and IRA.
26802 * ra-conflict.c: Remove the file.
26804 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26806 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26807 (pass_regclass_init): Rename to pass_reginfo_init.
26809 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26811 * toplev.h (flag_ira): Remove.
26813 * caller-save.c (setup_save_areas): Remove flag_ira.
26815 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26817 * global.c: Remove the file.
26819 * opts.c (decode_options): Remove flag_ira.
26821 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26823 * regmove.c: Modify file description.
26824 (find_use_as_address, try_auto_increment): Define them only if
26825 AUTO_INC_DEC is defined.
26826 (replacement_quality, replace_in_call_usage, fixup_match_1,
26827 stable_and_no_regs_but_for_p): Remove.
26828 (reg_set_in_bb): Make it static.
26829 (regmove_optimize): Remove flag_ira and code which worked for
26832 * local-alloc.c: Remove the file.
26834 * common.opt (fira): Remove.
26836 * ira.c: Include except.h.
26837 (eliminable_regset): Move from global.c.
26838 (mark_elimination): Ditto. Remove flag_ira.
26839 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26840 equiv_mem_modified, validate_equiv_mem_from_store,
26841 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26842 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26843 no_equiv, recorded_label_ref): Move from local-alloc.c.
26844 (update_equiv_regs): Ditto. Make it static.
26845 (print_insn_chain, print_insn_chains): Move it from global.c.
26846 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26847 (build_insn_chain): Ditto. Make it static.
26848 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26849 Rename to init_live_subregs.
26850 (gate_ira): Remove flag_ira.
26852 * regclass.c: Rename reginfo.c. Change file description.
26853 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26854 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26855 (init_reg_sets_1): Remove code for evaluation of
26856 reg_class_superclasses and losing_caller_save_reg_set.
26857 (init_regs): Remove init_reg_autoinc.
26858 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26859 ok_for_base_p_nonstrict): Remove.
26860 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26861 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26862 corresponding entries.
26863 (dump_regclass, record_operand_costs, scan_one_insn,
26864 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26865 record_address_regs, auto_inc_dec_reg_p): Remove.
26866 (gt-regclass.h): Rename to gt-reginfo.h.
26868 * rtl.h (dump_global_regs, retry_global_alloc,
26869 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26871 * Makefile.in (RA_H): Remove.
26872 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26873 Rename regclass.o to reginfo.o.
26874 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26876 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26877 (GTFILES): Rename regclass.c to reginfo.c.
26879 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26880 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26882 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26883 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26885 (finish_spills): Ditto. Remove code for !flag_ira.
26887 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26889 PR middle-end/35854
26890 * doc/invoke.texi (rtl debug options): Complete rewrite.
26891 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26893 * mode-switching.c (pass_mode_switching): Rename pass from
26894 "mode-sw" to "mode_sw".
26895 * except.c (pass_convert_to_eh_ranges): Rename pass from
26896 "eh-ranges" to "eh_ranges".
26897 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26901 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26902 Alexander Monakov <amonakov@ispras.ru>
26904 PR middle-end/38857
26905 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26907 (move_exprs_to_boundary): Change return type and pass through
26908 should_move from move_op. Relax assert. Update usage ...
26909 (schedule_expr_on_boundary): ... here. Use should_move instead of
26911 (move_op_orig_expr_found): Indicate that insn was disconnected from
26913 (code_motion_process_successors): Do not call after_merge_succs
26914 callback if original expression was not found when traversing any of
26916 (code_motion_path_driver): Change return type. Update prototype.
26917 (move_op): Update comment. Add a new parameter (should_move). Update
26918 prototype. Set *should_move based on indication provided by
26919 move_op_orig_expr_found.
26921 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26923 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26924 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26925 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26926 * config/rs6000/rs6000.c (rs6000_override_options): Default
26927 avoid-indexed-addresses on for Power6, off for everything else.
26928 (avoiding_indexed_address_p): New function.
26929 (rs6000_legitimize_address): Use it.
26930 (rs6000_legitimate_address): Likewise.
26931 * config/rs6000/rs6000.md (movXX_updateX): Likewise
26933 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
26935 PR tree-optimization/38997
26936 * tree-loop-distribution.c (generate_memset_zero): Use
26937 POINTER_PLUS_EXPR for a pointer addition.
26939 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
26941 * config/s390/s390.md (bswap<mode>2): New pattern added.
26943 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26945 * config/s390/s390.md (*tls_load_31): Added type attribute.
26947 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26949 * config/s390/s390.md: Fix a few comments.
26951 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26953 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
26954 (*tm<mode>_full): Fixed z10prop attribute.
26955 (*tst<mode>_extimm): Fixed z10prop attribute.
26956 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
26957 (*tstqiCCT_cconly): Fixed z10prop attribute.
26958 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
26959 (*movsi_larl): Fixed z10prop attribute.
26960 (*movsi_zarch): Fixed z10prop attribute.
26961 (*movsi_eas): Fixed z10prop attribute.
26962 (*movhi): Fixed z10prop attribute.
26963 (*movqi): Fixed z10prop attribute.
26964 (*movstrictqi): Fixed z10prop attribute.
26965 (*mov<mode>): Fixed z10prop attribute.
26966 (*movcc): Fixed z10prop attribute.
26967 (*sethighpartdi_64): Fixed z10prop attribute.
26968 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
26969 (*negdi2_sign_cc): Fixed z10prop attribute.
26970 (*negdi2_sign): Fixed z10prop attribute.
26971 (*absdi2_sign_cc): Fixed z10prop attribute.
26972 (*absdi2_sign): Fixed z10prop attribute.
26973 (*negabsdi2_sign_cc): Fixed z10prop attribute.
26974 (*negabsdi2_sign): Fixed z10prop attribute.
26975 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
26976 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
26977 (doloop_si64): Fixed z10prop attribute.
26978 (doloop_si31): Fixed z10prop attribute.
26979 (doloop_long): Fixed z10prop attribute.
26980 (indirect_jump): Fixed z10prop attribute.
26981 (nop): Fixed z10prop attribute.
26982 (main_base_64): Fixed z10prop attribute.
26983 (reload_base_64): Fixed z10prop attribute.
26985 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26987 PR rtl-optimization/38740
26988 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
26990 * config/mips/mips.c (mips_reorg): Likewise.
26992 2009-01-28 Richard Guenther <rguenther@suse.de>
26994 PR tree-optimization/38926
26995 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
26996 with the correct value id to a value.
26997 (do_regular_insertion): Use the value number of edoubleprime
26998 for the value number of the expr.
27001 2008-08-21 Richard Guenther <rguenther@suse.de>
27003 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27004 a PHI ask VN if it is already available.
27005 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27006 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27008 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27010 PR middle-end/38934
27011 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27012 set to varying whenever max has TREE_OVERFLOW set, similarly
27013 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27015 2009-01-28 Richard Guenther <rguenther@suse.de>
27017 PR middle-end/38908
27018 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27019 uninitialized aggregate uses in call arguments.
27021 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27023 PR tree-optimization/38984
27024 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27025 the nothing_id variable if -fno-delete-null-pointer-checks.
27027 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27030 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27031 (set_got_offset_rex64): Ditto.
27033 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27036 * doc/extend.texi: Improve local variable with asm reg.
27038 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27040 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27041 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27042 was not supplied then set warn_packed_bitfield_compat to the
27043 default value of 1.
27044 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27047 2009-01-27 Richard Guenther <rguenther@suse.de>
27049 PR tree-optimization/38503
27050 * cfgexpand.c (expand_gimple_basic_block): Ignore
27051 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27052 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27053 variables that cannot have TBAA applied.
27054 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27057 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27059 PR middle-end/38969
27060 * calls.c (initialize_argument_information): Do not wrap complex
27061 arguments in SAVE_EXPR.
27063 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27065 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27066 (INSTALL_LIBGCC): Revert typo commit.
27068 2009-01-26 Richard Guenther <rguenther@suse.de>
27070 PR tree-optimization/38745
27071 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27072 from special handling.
27074 2009-01-26 Richard Guenther <rguenther@suse.de>
27076 PR tree-optimization/38745
27077 * tree-ssa.c (execute_update_addresses_taken): Do not include
27078 variables that cannot possibly be a register in not_reg_needs.
27079 Do not clear TREE_ADDRESSABLE on vars that may not become
27081 * tree-ssa.c (update_alias_info_1): Include those in the set
27082 of addressable vars.
27084 2009-01-26 Richard Guenther <rguenther@suse.de>
27086 PR middle-end/38851
27087 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27088 * tree-ssa-dse.c: Include langhooks.h
27089 (execute_simple_dse): Remove stores with zero size.
27091 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27094 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27097 2009-01-24 Julian Brown <julian@codesourcery.com>
27099 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27100 config/arm/linux-atomic.c.
27101 * config/arm/linux-atomic.c: New.
27103 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27105 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27106 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27107 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27109 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27112 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27115 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27117 PR tree-optimization/38953
27118 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27119 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27120 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27121 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27124 2009-01-24 Paul Brook <paul@codesourcery.com>
27126 * config/arm/neon.md (neon_type): Move to arm.md.
27127 (neon_mov<VSTRUCT>): Add neon_type attribute.
27128 * config/arm/arm.md (neon_type): Move to here.
27129 (conds): Add "unconditioal" and use as default for NEON insns.
27131 2009-01-24 Ben Elliston <bje@au.ibm.com>
27133 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27134 void *' warning from -Wc++-compat.
27135 * Makefile.in (dominance.o-warn): Remove.
27137 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27139 PR tree-optimization/38932
27140 * fold-const.c (fold_unary_ignore_overflow): New.
27141 * tree.h (fold_unary_ignore_overflow): Declare.
27142 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27143 * tree-ssa-sccvn.c (visit_reference_op_load,
27144 simplify_unary_expression): Likewise.
27146 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27148 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27149 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27150 regardless of their type.
27151 * c-common.c (handle_packed_attribute): Don't ignore packed on
27153 * c.opt (Wpacked-bitfield-compat): New warning option.
27154 * stor-layout.c (place_field): Warn if offset of a field changed.
27155 * doc/extend.texi (packed): Mention the ABI change.
27156 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27157 (Warning Options): Add it to the list.
27159 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27161 * c-opts.c (c_common_post_options): Fix a typo in comments.
27163 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27165 PR middle-end/38615
27166 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27167 variables to static.
27168 * doc/invoke.texi (-fmerge-all-constants): Update description.
27170 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27173 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27174 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27176 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27178 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27180 (LOCAL_ALIGNMENT): Similarly.
27182 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27183 Joseph Myers <joseph@codesourcery.com>
27185 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27186 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27187 * config/arm/arm-tune.md: Regenerate.
27188 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27191 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27193 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27194 version number to five.
27196 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27199 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27200 * c-common.c (set_underlying_type): Likewise.
27201 (is_typedef_decl ): Likewise
27203 (set_underlying_type): Likewise.
27204 (is_typedef_type): Likewise.
27206 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27208 PR middle-end/38587
27209 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27212 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27215 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27216 (LIBGCC_SPEC): Don't define.
27217 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27219 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27221 PR rtl-optimization/38879
27222 * alias.c (base_alias_check): Unaligned access via AND address can
27223 alias all surrounding object types except those with sizes equal
27224 or wider than the size of unaligned access.
27226 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27229 * c-decl.c (clone_underlying_type): Move this ...
27230 * c-common.c (set_underlying_type): ... here.
27231 Also, make sure the function properly sets TYPE_STUB_DECL() on
27232 the newly created typedef variant type.
27233 (is_typedef_decl ): New entry point.
27234 * tree.h: Added a new member member_types_needing_access_check to
27235 struct tree_decl_non_common.
27236 (set_underlying_type): New entry point.
27237 (is_typedef_type): Likewise.
27239 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27241 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27242 Check whether two instructions have memory references that
27243 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27244 are helper functions for traversing.
27245 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27246 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27247 not to draw dependency edge for instructions with non-conflicting
27250 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27253 * longlong.h: Update copyright years. Use soft-fp license notice.
27254 Sync __clz_tab declaration with glibc.
27256 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27259 * doc/extend.texi (syscall_linkage): New.
27260 (version_id): Modify.
27262 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27263 Richard Guenther <rguenther@suse.de>
27265 PR tree-optimization/38747
27266 PR tree-optimization/38748
27267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27268 conversion if the base address is an indirect reference and the
27269 aliasing sets could cause issues.
27271 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27273 * common.opt (fgraphite, fgraphite-identity): Add comment for
27274 explaining why these options are not documented.
27276 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27278 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27279 gimple_call_lhs is NULL.
27281 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27284 * emit-rtl.c (adjust_address_1): Make sure memref is never
27287 2009-01-20 Ben Elliston <bje@au.ibm.com>
27289 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27290 const qualifier from arg parameter. Remove unnecessary cast to char *.
27291 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27292 const qualifier from arg 2.
27294 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27296 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27298 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27301 * rtl.h (reinit_regs): New prototype.
27302 * regclass.c: Include ira.h.
27303 (reinit_regs): New.
27304 * Makefile.in (regclass.o): Add ira.h.
27305 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27307 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27310 * c-common.c (handle_aligned_attribute): Use
27311 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27312 default alignment value.
27314 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27316 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27317 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27319 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27320 __BIGGEST_ALIGNMENT__.
27322 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27324 2009-01-18 Richard Guenther <rguenther@suse.de>
27326 PR tree-optimization/38819
27327 * tree-flow.h (operation_could_trap_helper_p): Declare.
27328 * tree-eh.c (operation_could_trap_helper_p): Export.
27329 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27330 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27331 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27332 are about to insert a possibly trapping instruction and fail
27335 2009-01-18 Andreas Schwab <schwab@suse.de>
27337 * doc/install.texi (Configuration): Remove obsolete paragraph
27338 about use of --with-gnu-ld with --with-gnu-as.
27340 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27342 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27343 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27344 Follow spelling conventions.
27346 2009-01-18 Ben Elliston <bje@au.ibm.com>
27348 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27349 C++ warning about implicit conversion from void * to struct
27351 (bitmap_obstack_free): Likewise for bitmap_element *.
27352 * Makefile.in (bitmap.o-warn): Remove.
27354 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27356 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27358 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27359 Tobias Grosser <tobi.grosser@amd.com>
27361 * graphite.c (graphite_trans_scop_block): Do not block single
27364 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27366 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27367 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27368 test with assertion.
27370 2009-01-16 Richard Guenther <rguenther@suse.de>
27372 PR tree-optimization/38835
27373 PR middle-end/36227
27374 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27375 and INT + PTR -> (INT)(PTR p+ INT) folding.
27376 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27378 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27381 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27382 the subreg from a lowpart subreg if it is also casting the value.
27384 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27385 Tobias Grosser <tobi.grosser@amd.com>
27387 * graphite.c (compare_prefix_loops): New.
27388 (build_scop_canonical_schedules): Rewritten.
27389 (graphite_transform_loops): Move build_scop_canonical_schedules
27390 after build_scop_iteration_domain.
27392 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27393 Tobias Grosser <tobi.grosser@amd.com>
27395 * graphite.c (add_conditions_to_domain): Add the loops to
27396 the dimension of the iteration domain. Do copy the domain
27397 only when it exists.
27398 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27399 (add_conditions_to_constraints): New.
27400 (can_generate_code_stmt, can_generate_code): Removed.
27401 (gloog): Do not call can_generate_code.
27402 (graphite_transform_loops): Call add_conditions_to_constraints
27403 after building the iteration domain.
27405 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27407 PR tree-optimization/38789
27408 * tree-ssa-threadedge.c
27409 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27410 __builtin_constant_p.
27412 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27414 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27415 examined before deleting them.
27417 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27419 * function.c (aggregate_value_p): Correctly extract the function
27420 type from CALL_EXPR_FN lookup.
27422 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27424 * config/picochip/picochip.c (picochip_override_options): Revert
27425 CFI asm flag disable commited previously.
27427 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27428 Tobias Grosser <tobi.grosser@amd.com>
27429 Jan Sjodin <jan.sjodin@amd.com>
27431 * graphite.c (scan_tree_for_params): On substractions negate
27432 all the coefficients of the term.
27433 (clast_to_gcc_expression_red): New. Handle reduction expressions
27434 of more than two operands.
27435 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27436 (get_vdef_before_scop): Handle also the case of default definitions.
27438 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27440 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27441 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27442 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27444 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27445 Joey Ye <joey.ye@intel.com>
27447 PR middle-end/37843
27448 * cfgexpand.c (expand_stack_alignment): Don't update stack
27449 boundary nor check incoming stack boundary here.
27450 (gimple_expand_cfg): Update stack boundary and check incoming
27451 stack boundary here.
27453 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27455 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27457 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27459 PR rtl-optimization/38245
27460 * calls.c (expand_call): Add stack arguments to
27461 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27462 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27463 in regs and partially in memory or BLKmode arguments.
27464 (emit_library_call_value_1): Add stack arguments to
27465 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27466 ACCUMULATE_OUTGOING_ARGS).
27467 * dce.c: Include tm_p.h.
27468 (find_call_stack_args): New function.
27469 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27471 (mark_insn): Call find_call_stack_args for CALL_Ps.
27472 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27473 forwards. Allocate and free arg_stores bitmap if needed, pass it
27474 down to deletable_insn_p, don't mark stores set in arg_stores
27475 bitmap, clear the bitmap at the beginning of each bb.
27476 * Makefile.in (dce.o): Depend on $(TM_P_H).
27478 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27481 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27482 to make sure the insn is a conditional test (bug 22599). Reformat a
27485 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27487 PR middle-end/38431
27488 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27489 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27490 (gloog): Do not call cleanup_tree_cfg.
27491 (graphite_transform_loops): Call cleanup_tree_cfg after all
27492 scops have been code generated.
27494 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27495 * doc/gty.texi (Invoking the garbage collector): Added new node
27496 and section documenting ggc_collect.
27498 2009-01-14 Richard Guenther <rguenther@suse.de>
27500 PR tree-optimization/38826
27501 PR middle-end/38477
27502 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27503 initialization notes only if we actually emitted a warning.
27504 (intra_create_variable_infos): Add constraints for a result decl
27505 that is passed by hidden reference.
27506 (build_pred_graph): Mark all related variables non-direct on
27509 2009-01-14 Nick Clifton <nickc@redhat.com>
27511 * ira-conflicts.c: Include addresses.h for the definition of
27513 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27514 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27516 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27519 * Makefile.in (ira-lives.o): Add except.h.
27521 * ira-lives.c: Include except.h.
27522 (process_bb_node_lives): Process can_throw_internal.
27524 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27526 PR rtl-optimization/38774
27527 * combine.c (simplify_set): When undoing cc_use change, don't do
27528 PUT_CODE on the newly created comparison, but instead put back the
27531 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27533 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27534 values. Remove duplicate arm8 entry.
27536 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27538 PR tree-optimization/38786
27539 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27540 the SSA_NAME case of expand_scalar_variables_expr.
27541 Set the type of an expression to the type of its assign statement.
27542 (expand_scalar_variables_expr): Also gather the scalar computation
27543 used to index the memory access. Do not pass loop_p.
27544 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27545 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27546 the gimple_stmt_iterator where it inserts new code.
27547 Do not pass loop_p.
27548 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27549 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27551 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27553 * graphite.h (debug_value): Removed.
27554 * graphite.c (debug_value): Removed.
27556 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27558 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27559 ldrd/strd with two 32-bit instructions.
27561 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27563 * config/arm/arm.c (struct processors): Pass for speed down into
27564 cost helper functions.
27565 (const_ok_for_op): Handle COMPARE and inequality nodes.
27566 (arm_rtx_costs_1): Rewrite.
27567 (arm_size_rtx_costs): Update prototype.
27568 (arm_rtx_costs): Pass speed down to helper functions.
27569 (arm_slowmul_rtx_costs): Rework cost calculations.
27570 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27571 (arm_9e_rtx_costs): Likewise.
27573 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27575 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27576 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27577 (alpha_legitimize_address): Do not split local symbols wider than
27578 UNITS_PER_WORD into HIGH/LO_SUM parts.
27580 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27583 * gcc.c (process_command): Replace call to execvp with calls
27584 to pex_one and exit.
27586 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27589 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27590 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27591 variant for devices with 3-byte PC.
27592 (__tablejump_elpm__): New.
27594 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27597 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27598 offsetof member-designator, handle it as `[0].'.
27600 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27602 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27603 function when not using named sections on targets with named sections
27604 if branch distance is less than 262132.
27606 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27608 * combine.c (combine_instructions): Recompute
27609 optimize_this_for_speed_p for each BB in the main combine loop.
27611 2009-01-12 Tomas Bily <tbily@suse.cz>
27614 * tree-loop-distribution.c (prop_phis): New function.
27615 (generate_builtin): Call prop_phis.
27617 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27619 PR tree-optimization/38807
27620 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27621 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27623 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27625 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27626 subreg of op0 to the original op0.
27628 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27630 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27632 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27635 * mips-tfile.c (parse_def): Fix parsing of def strings
27636 starting with digits.
27638 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27641 * config/arm/arm.c (arm_is_long_call_p): Don't call
27642 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27644 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27646 * regrename.c (regrename_optimize): Fix dumping.
27647 (find_oldest_value_reg): Preserve REG_POINTER.
27648 (copy_hardreg_forward_1): Likewise.
27650 2009-01-09 Diego Novillo <dnovillo@google.com>
27652 * gimple.h (struct gimple_statement_base) <uid>: Document
27653 the restrictions on its use.
27654 (gimple_uid): Tidy.
27655 (gimple_set_uid): Tidy.
27657 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27659 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27660 zero guard even if align_bytes != 0 and count is smaller than
27663 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27665 PR rtl-optimization/38495
27666 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27667 (add_range_and_copies_from_move_list): Print all added ranges.
27668 Add ranges to memory optimized destination.
27670 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27674 * config/i386/i386.c (override_options): Reject
27675 -mstringop-strategy=rep_8byte with -m32.
27676 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27677 to 1. Do count comparison against epilogue_size_needed at compile
27678 time even when count_exp was constant forced into register. For
27679 size_needed don't jump to epilogue, instead just avoid aligning
27680 and invoke the body algorithm. If need_zero_guard, add zero guard
27681 even if count is non-zero, but smaller than size_needed + number of
27682 bytes that could be stored for alignment.
27683 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27684 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27685 but smaller than size_needed + number of bytes that could be stored
27686 for alignment. Compare size_needed with epilogue_size_needed instead
27687 of desired_align - align, don't adjust size_needed, pass
27688 epilogue_size_needed to the epilogue expanders.
27691 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27693 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27695 * pa.c (last_address): Change to unsigned.
27696 (update_total_code_bytes): Change argument to unsigned. Don't
27697 check if insn addresses are set.
27698 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27699 addresses are not set.
27700 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27702 2009-01-09 Nick Clifton <nickc@redhat.com>
27704 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27705 DECL_DECLARED_INLINE_P.
27707 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27709 PR middle-end/38347
27710 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27711 GET_MODE (op0) in operand_subword_force calls.
27713 PR middle-end/38771
27714 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27715 fold_convert arg0 operands to TREE_TYPE (op0) first.
27717 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27719 * params.def (ira-max-conflict-table-size): Decrease default value
27722 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27724 PR tree-optimization/37031
27725 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27727 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27728 allocate it using gc instead of heap, use VEC_quick_push instead of
27730 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27731 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27732 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27733 allocated vector from heap allocated.
27734 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27735 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27736 vector only after perfect_loop_nest_depth call.
27738 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27739 Jan Sjodin <jan.sjodin@amd.com>
27741 PR tree-optimization/38559
27742 * graphite.c (debug_value, copy_constraint,
27743 swap_constraint_variables, scale_constraint_variable, ): New.
27744 (get_lower_bound, get_upper_bound): Removed.
27745 (graphite_trans_bb_strip_mine): Clean up this code that works
27746 only for constant number of iterations. Fully copy upper and
27747 lower bound constraints, not only the constant part of them.
27748 * graphite.h (debug_value): Declared.
27750 2009-01-08 Ira Rosen <irar@il.ibm.com>
27752 PR tree-optimization/37194
27753 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27754 Don't add the cost of cost model guard in prologue to scalar
27755 outside cost in case of known number of iterations.
27757 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27758 Alan Modra <amodra@bigpond.net.au>
27760 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27761 non-word-aligned REG+CONST addressing.
27763 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27766 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27767 free_after_compilation when outputting a thunk.
27768 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27769 Do not call free_after_compilation here.
27771 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27773 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27774 (ix86_valid_target_attribute_inner_p): Ditto.
27776 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27778 PR tree-optimization/38492
27779 PR tree-optimization/38498
27780 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27781 * tree-chrec.h (scev_is_linear_expression): Declared.
27782 * graphite.c (graphite_cannot_represent_loop_niter): New.
27783 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27784 (graphite_loop_normal_form): Use gcc_assert.
27785 (scan_tree_for_params): Use CASE_CONVERT.
27786 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27787 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27788 Use gcc_assert. Discard scops that contain unhandled cases.
27789 (build_scop_conditions): Return a boolean status for unhandled cases.
27790 (strip_mine_profitable_p): Print the loop number, not its depth.
27791 (is_interchange_valid): Pass the depth of the loop nest, don't
27792 recompute it wrongly.
27793 (graphite_trans_bb_block): Same.
27794 (graphite_trans_bb_block): Print tentative of loop blocking.
27795 (graphite_trans_scop_block): Do not print that the loop has been
27797 (graphite_transform_loops): Do not handle scops that contain condition
27800 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27802 AVX Programming Reference (December, 2008)
27803 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27804 (_mm256_stream_pd): Likewise.
27805 (_mm256_stream_ps): Likewise.
27807 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27808 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27809 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27810 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27811 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27812 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27813 (ix86_expand_special_args_builtin): Likewise.
27815 * config/i386/sse.md (AVXMODEDI): New.
27816 (avx_movnt<mode>): Likewise.
27817 (avx_movnt<mode>): Likewise.
27818 (<sse>_movnt<mode>): Remove AVX support.
27819 (sse2_movntv2di): Likewise.
27821 2009-01-07 Richard Guenther <rguenther@suse.de>
27823 PR middle-end/38751
27824 * fold-const.c (extract_muldiv): Remove obsolete comment.
27825 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27826 to PLUS_EXPR canonicalization for the canonicalization.
27828 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27830 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27831 hosted cross-compilers generating less efficient code.
27833 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27835 * function.h (rtl_data): Add a dbr_scheduled_p field.
27836 * reorg.c (dbr_schedule): Set it.
27837 (gate_handle_delay_slots): Check it.
27838 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27839 (mips_reorg): Check flag_delayed_branch instead of
27840 mips_base_delayed_branch.
27841 (mips_override_options): Don't set mips_base_delayed_branch
27842 or flag_delayed_branch.
27844 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27846 PR rtl-optimization/38426.
27847 * ira.c (ira): Set current_function_is_leaf earlier.
27849 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27851 PR rtl-optimization/38722
27852 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27853 too early, only set a flag and modify after last possible
27856 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27859 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27860 * real.c (decimal_single_format): Correct values of emin and emax.
27861 (decimal_double_format): Ditto.
27862 (decimal_quad_format): Ditto.
27863 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27864 computation of DECnn_MIN and DECnn_MAX for corrected values of
27865 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27866 __DECnn_MIN__, and adjust its computation for the corrected value
27869 2009-01-06 Jan Hubicka <jh@suse.cz>
27872 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27874 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27876 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27877 Add Robert Clark to the list of testers.
27879 2009-01-06 Jan Hubicka <jh@suse.cz>
27880 Kai Tietz <kai.tietz@onevision.com>
27882 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27883 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27885 2009-01-06 Jan Hubicka <jh@suse.cz>
27886 Kai Tietz <kai.tietz@onevision.com>
27888 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27890 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27891 (ix86_nsaved_regs): Count only general purpose regs.
27892 (ix86_nsaved_sseregs): New.
27893 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27894 to 16 for w64; compute padding and size of sse reg save area.
27895 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27896 general purpose regs.
27897 (ix86_emit_save_sse_regs_using_mov): New.
27898 (ix86_expand_prologue): Save SSE regs if needed.
27899 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27900 (ix86_emit_restore_sse_regs_using_mov): New.
27901 (ix86_expand_epilogue): Save SSE regs if needed.
27903 2009-01-06 Jan Hubicka <jh@suse.cz>
27904 Kai Tietz <kai.tietz@onevision.com>
27906 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27907 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27908 functions when accumulate outgoing args is off.
27910 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27913 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27914 before using pseudos_have_intersected_live_ranges_p.
27916 * ira-int.h (ira_assert): Always define.
27918 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27920 AVX Programming Reference (December, 2008)
27921 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27922 (_mm256_permute2_pd): Likewise.
27923 (_mm_permute2_ps): Likewise.
27924 (_mm256_permute2_ps): Likewise.
27925 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27926 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
27928 * config/i386/i386.c (ix86_builtins): Remove
27929 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
27930 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
27931 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
27932 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
27933 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
27934 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
27935 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
27936 __builtin_ia32_vpermil2ps256.
27937 (ix86_init_mmx_sse_builtins): Updated.
27938 (ix86_expand_args_builtin): Likewise.
27940 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27942 * pa.c (output_call): Relocate non-jump insns in the delay slot of
27943 long absolute calls when generating PA 2.0 code.
27945 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
27947 PR rtl-optimization/38583
27948 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
27950 * params.def (ira-max-conflict-table-size): New.
27952 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
27954 * ira.h (ira_conflicts_p): New external definition.
27956 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
27957 table. Report this. Return result of building.
27958 (ira_build_conflicts): Use ira_conflicts_p. Check result of
27959 building conflict table.
27961 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
27962 (ira_color): Use ira_conflicts_p.
27964 * global.c: Include ira.h.
27965 (pseudo_for_reload_consideration_p, build_insn_chain): Use
27968 * Makefile.in (global.o): Add ira.h.
27970 * ira-build.c (mark_all_loops_for_removal,
27971 propagate_some_info_from_allocno): New.
27972 (remove_unnecessary_allocnos): Call
27973 propagate_some_info_from_allocno.
27974 (remove_low_level_allocnos): New.
27975 (remove_unnecessary_regions): Add parameter. Call
27976 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
27977 parameter to remove_unnecessary_regions.
27978 (ira_build): Remove all regions but root if the conflict table was
27979 not built. Update conflict hard regs for allocnos crossing calls.
27981 * ira.c (ira_conflicts_p): New global.
27982 (ira): Define and use ira_conflicts_p.
27984 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27985 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
27986 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
27988 2009-01-06 Ben Elliston <bje@au.ibm.com>
27990 * gengtype-lex.l (YY_NO_INPUT): Define.
27992 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
27995 * c-common.c (handle_vector_size_attribute): Also reject
27996 BOOLEAN_TYPE types.
27998 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28000 PR tree-optimization/38492
28001 * graphite.c (rename_map_elt, debug_rename_elt,
28002 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28003 rename_map_elt_info, eq_rename_map_elts,
28004 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28005 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28006 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28007 (sese_build_livein_liveouts): New.
28008 (new_sese, free_sese): New.
28009 (new_scop): Call new_sese.
28010 (free_scop): Call free_sese.
28011 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28012 (register_old_new_names): Renamed register_old_and_new_names.
28013 (register_scop_liveout_renames, add_loop_exit_phis,
28014 insert_loop_close_phis, struct igp,
28015 default_liveout_before_guard, add_guard_exit_phis,
28016 insert_guard_phis, copy_renames): New.
28017 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28018 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28019 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28020 (scop_adjust_phis_for_liveouts): New.
28021 (gloog): Call scop_adjust_phis_for_liveouts.
28023 * graphite.h (struct sese): Documented. Added fields liveout,
28024 num_ver and livein.
28025 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28026 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28027 (struct scop): Added field liveout_renames.
28028 (SCOP_LIVEOUT_RENAMES): New.
28030 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28032 PR tree-optimization/38510
28033 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28034 (translate_clast): Call recompute_all_dominators before
28036 (gloog): Call recompute_all_dominators before graphite_verify.
28038 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28039 Jan Sjodin <jan.sjodin@amd.com>
28041 PR tree-optimization/38500
28042 * graphite.c (create_sese_edges): Call fix_loop_structure after
28045 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28047 * config.gcc: Add m32r*-*-rtems*.
28048 * config/m32r/rtems.h: New file.
28050 2009-01-05 Ben Elliston <bje@au.ibm.com>
28052 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28053 (.po.pox): Likewise.
28054 (po/gcc.pot): Likewise.
28056 2009-01-04 David S. Miller <davem@davemloft.net>
28058 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28059 (STARTING_FRAME_OFFSET): Always set to zero.
28061 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28063 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28064 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28065 fixed-point types, and vectors of the same.
28067 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28069 * config/mips/sync.md (*mb_barrier): Rename to...
28070 (*memory_barrier): ...this.
28072 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28074 * doc/extend.texi (Function Attributes): Move @cindex after @item
28075 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28076 and put in alphabetical order. Fix 'target' name and put in order.
28077 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28080 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28082 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28083 (memory_barrier): Expand as unspec instead of unspec_volatile.
28084 Remove mem:BLK from insn operands. Use Pmode scratch register.
28085 (*memory_barrier): Define as unspec instead of unspec_volatile.
28086 Use (match_dup 0) as input operand.
28088 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28089 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28090 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28091 scratch register. Remove operand 1.
28092 (*stbar): Define as unspec instead of unspec_volatile.
28093 Use (match_dup 0) as input operand, remove (const_int 8).
28094 (*membar): Define as unspec instead of unspec_volatile.
28095 Use (match_dup 0) as input operand, remove input operand 2.
28097 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28098 (memory_barrier): Expand as unspec instead of unspec_volatile.
28099 Remove mem:BLK from insn operands. Use Pmode scratch register.
28100 (*memory_barrier): Define as unspec instead of unspec_volatile.
28101 Use (match_dup 0) as input operand.
28103 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28104 Remove mem:BLK from insn operands. Use Pmode scratch register.
28105 Set volatile flag on operand 0.
28106 (*memory_barrier): New insn pattern.
28108 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28110 (*memory_barrier): Use (match_dup 0) as input operand.
28112 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28113 Remove mem:BLK from insn operands. Use Pmode scratch register.
28114 Set volatile flag on operand 0.
28115 (*mb_internal): New insn pattern.
28117 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28119 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28121 PR middle-end/38586
28122 * function.c (struct temp_slot): Move to the section of the file
28123 that deals with temp slots. Remove field 'address'.
28124 (temp_slot_address_table): New hash table of address -> temp slot.
28125 (struct temp_slot_address_entry): New struct, items for the table.
28126 (temp_slot_address_compute_hash, temp_slot_address_hash,
28127 temp_slot_address_eq, insert_temp_slot_address): Support functions
28129 (find_temp_slot_from_address): Rewrite to use the new hash table.
28130 (remove_unused_temp_slot_addresses): Remove addresses of temp
28131 slots that have been made available.
28132 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28133 worker function for remove_unused_temp_slot_addresses.
28134 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28135 Add the temp slot address to the address -> temp slot map.
28136 (update_temp_slot_address): Update via insert_temp_slot_address.
28137 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28138 (pop_temp_slots): Likewise.
28139 (init_temp_slots): Allocate the address -> temp slot map, or empty
28140 the map if it is already allocated.
28141 (prepare_function_start): Initialize temp slot processing.
28143 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28145 PR middle-end/38584
28146 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28147 Calculate the size of all stack vars assuming no packing of stack
28148 vars will happen, replacing a quadratic algorithm with a linear one.
28150 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28153 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28156 2009-01-03 Diego Novillo <dnovillo@google.com>
28158 * doc/contrib.texi: Update contributions.
28160 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28163 * builtins.c (fold_builtin_memory_op): Give up if either operand
28164 is volatile. Set srctype or desttype to non-qualified version
28168 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28169 and FUNCTION_DECLs.
28171 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28173 PR rtl-optimization/35805
28174 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28175 problem if fast dce is able to remove any instructions.
28176 * dce.c (dce_process_block): Fix dump message.
28178 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28181 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28183 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28185 PR middle-end/38690
28186 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28187 * tree-pretty-print.c (op_code_prio): New function.
28188 (op_prio): No longer static. Use op_code_prio.
28189 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28190 Use op_prio and op_code_prio to determine if () should be
28191 printed around operand(s) or not.
28193 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28194 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28195 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28196 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28197 pp_character instead of pp_string for single letter printing.
28199 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28201 * doc/extend.texi: Fix '#pragma GCC option' typo.
28203 2009-01-02 Richard Guenther <rguenther@suse.de>
28205 * doc/install.texi (--enable-checking): Mention different
28206 default for stage1.
28207 (--enable-stage1-checking): Document.
28209 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28211 PR middle-end/30142
28212 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28213 case to be an error.
28215 2009-01-02 Ben Elliston <bje@au.ibm.com>
28217 * config/fp-bit.h (pack_d): Constify argument.
28218 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28219 (isnan): Constify argument.
28221 (iszero): Likewise.
28222 (pack_d): Likewise.
28223 (_fpadd_parts): Constify return type.
28224 (_fpmul_parts): Likewise.
28225 (_fpdiv_parts): Likewise.
28227 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28230 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28231 warn about overwriting initializer with side-effects or
28232 -Woverride-init if !IMPLICIT.
28233 (output_init_element): Likewise. Pass IMPLICIT down to
28235 (process_init_element): Add IMPLICIT argument. Pass it down
28236 to output_init_element.
28237 (push_init_element, pop_init_level, set_designator): Adjust
28238 process_init_element callers.
28239 (set_nonincremental_init, set_nonincremental_init_from_string):
28240 Adjust add_pending_init callers.
28241 (output_pending_init_elements): Adjust output_init_element callers.
28242 * c-tree.h (process_init_element): Adjust prototype.
28243 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28244 process_init_element callers.
28247 Copyright (C) 2009 Free Software Foundation, Inc.
28249 Copying and distribution of this file, with or without modification,
28250 are permitted in any medium without royalty provided the copyright
28251 notice and this notice are preserved.