1 2009-10-06 Jan Hubicka <jh@suse.cz>
3 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
6 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
9 *lea_2_rex64): Move before *add<mode>_1 pattern.
11 2009-10-07 Jan Hubicka <jh@suse.cz>
13 * collect2.c (main): Add -fno-whole-program.
14 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
16 2009-10-07 Jan Hubicka <jh@suse.cz>
18 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones has
20 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
22 (cgraph_clone_node): Clear externally_visible flag for clones.
23 * cgraph.h (cgraph_only_called_directly_p,
24 cgraph_can_remove_if_no_direct_calls_p): New predicates.
25 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
26 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
27 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
28 ipcp_insert_stage): Likwise.
29 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
30 externally_visible flag.
31 (verify_cgraph_node): Verify that inline clones look right.
32 (process_function_and_variable_attributes): Do not set
33 externally_visible flags.
34 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
36 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
38 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
39 clear externally_visible when turning into inline clones
40 (cgraph_mark_inline_edge): Use new predicates.
41 (cgraph_estimate_growth): Likewise.
42 (cgraph_decide_inlining): Likewise.
43 * ipa.c (cgraph_postorder): Likewise.
44 (cgraph_remove_unreachable_nodes): Likewise; sanity check
45 that inline clones are not needed.
46 (cgraph_externally_visible_p): New predicate.
47 (function_and_variable_visibility): Add whole_program parameter;
48 always set externally_visible flag; handle COMDAT function
50 (local_function_and_variable_visibility): New function.
51 (gate_whole_program_function_and_variable_visibility): New function.
52 (whole_program_function_and_variable_visibility): New function.
53 (pass_ipa_whole_program_visibility): New function.
54 * passes.c (init_optimization_passes): Add whole program visibility
56 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
57 not care about needed/reachable flags.
58 * varpool.c: Include flags.h
59 (decide_is_variable_needed): When doing LTO assume whole-program mode.
60 (varpool_finalize_decl): When we are in LTO read-back, all variables
62 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
64 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
66 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
69 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
71 * config.gcc: Don't include the makefile fragments intended for
73 * config/s390/fixdfdi.h: File removed.
74 * config/s390/libgcc-glibc.ver: File removed.
75 * config/s390/s390.h: Remove the fixdfdi.h hack.
76 * config/s390/t-crtstuff: File moved to libgcc dir.
77 * config/s390/t-linux: Likewise.
78 * config/s390/t-tpf: libgcc specific parts removed.
79 * config/s390/t-linux64: Likewise.
81 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
83 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
84 (lto-compress.o): Likewise.
86 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
89 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
90 dllexport to class members here.
91 (i386_pe_determine_dllimport_p): Only check static class data for
93 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
94 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
95 functions for vague linkage.
96 (i386_pe_type_dllexport_p): Fix formatting.
97 (maybe_add_dllexport) New function.
98 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
101 2009-10-07 Ben Elliston <bje@au.ibm.com>
103 * config/rs6000/a2.md: Remove duplicated lines.
105 2009-10-07 Ben Elliston <bje@au.ibm.com>
107 * config.gcc (powerpc*-*-*): Handle a2.
108 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
109 * config/rs6000/a2.md: New file.
110 * config/rs6000/rs6000.opt (mno-update): New.
111 (mupdate): Return to using a mask, not a var.
112 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
113 (enum processor_type): Add PROCESSOR_PPCA2.
114 * config/rs6000/rs6000.c (ppca2_cost): New costs.
115 (rs6000_override_options): Add "a2" to processor_target_table.
116 Update rs6000_always_hint logic. Correctly set rs6000_cost for
118 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
121 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
123 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
124 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
125 reference to nonexistent gen_truncxfxf2 function.
127 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
130 (DWIH, g, di, doubleint_general_operand): New mode attributes.
131 (general_operand): Handle TI mode.
132 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
133 using SDWIM mode iterator.
134 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
135 pattern from *add{di,ti}3_1 patterns and corresponding splitters
136 using DWI mode iterator.
137 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
138 patterns using SWI mode iterator.
139 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
140 using SWI48 mode iterator.
141 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
142 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
143 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
144 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
145 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
146 using SDWIM mode iterator.
147 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
148 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
149 using DWI mode iterator.
150 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
151 patterns using SWI mode iterator.
152 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
153 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
154 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
155 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
156 patterns using plusminus code iterator.
157 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
158 sub<mode>3 patterns using plusminus code iterator.
159 * config/i386/i386.c (override_options): Update call to
160 gen_subdi_carry_rex64 for renamed function.
161 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
162 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
163 calls to instruction expanders.
165 2009-10-06 Martin Jambor <mjambor@suse.cz>
168 * opts.c (decode_options): Run IPA-SRA at -O2.
170 2009-10-06 Richard Guenther <rguenther@suse.de>
172 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
174 2009-10-06 Tobias Burnus <burnus@net-b.de>
177 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
178 -flto and -fwhole-program flags can be combined.
180 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
183 * gcc.c (process_command): Check that -o argument was specified.
185 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
187 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix
190 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
192 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
193 * doc/invoke.texi (Warning Options): Annotate allowed languages
194 for -Wunsuffixed-float-constants.
196 2009-10-05 Jakub Jelinek <jakub@redhat.com>
198 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
199 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
200 same name and isn't the main variant.
203 * dwarf2out.c (loc_by_reference): Removed.
204 (dw_loc_list_1): New function.
205 (dw_loc_list): Remove toplev argument, add want_address argument.
206 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
207 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
208 want_address == 2 to dw_loc_list. For successful dw_loc_list
209 set have_address to 1 only if want_address is not 0.
211 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
213 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
214 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
215 a code block followed by two pointers.
216 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
217 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
218 (MIPS_MOVE): Likewise.
219 (MIPS_LUI): Likewise.
221 (MIPS_BAL): Likewise.
222 (MIPS_NOP): Likewise.
223 (mips_asm_trampoline_template): Delete.
224 (mips_trampoline_code_size): New function.
225 (mips_trampoline_init): Add shorter sequences for all cases
226 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
227 Calculate the opcodes directly, rather than copying from a template.
228 Only flush the code part of the trampoline.
229 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
231 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
233 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
234 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
235 (INCOMING_RETURN_ADDR_RTX): Likewise.
236 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
238 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
239 with RETURN_ADDR_REGNUM.
240 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
241 * config/mips/mips.c (mips16_build_call_stub): Replace
242 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
243 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
244 (mips_print_operand_punctuation): Likewise.
245 (mips_frame_set): Likewise.
246 (mips16e_output_save_restore): Likewise.
247 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
248 (mips_save_reg_p): Likewise.
249 (mips_return_addr): Likewise.
250 (mips_set_return_address): Likewise.
251 (mips_direct_save_slot_move_p): Likewise.
252 (mips_output_function_prologue): Likewise.
253 (mips_restore_reg): Likewise.
254 (mips_expand_epilogue): Likewise.
255 (mips_epilogue_uses): Likewise.
256 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
257 (*mov<mode>_ra): Use it instead of a hard-coded 31.
258 (clear_hazard_<mode>): Likewise.
259 (call_internal): Likewise.
260 (call_internal_direct): Likewise.
261 (call_direct_split): Likewise.
262 (call_value_internal): Likewise.
263 (call_value_split): Likewise.
264 (call_value_internal_direct): Likewise.
265 (call_value_direct_split): Likewise.
266 (call_value_multiple_internal): Likewise.
267 (call_value_multiple_split): Likewise.
269 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
270 Jakub Jelinek <jakub@redhat.com>
272 PR rtl-optimization/41511
273 * combine.c (record_value_for_reg): Pass explicit values as argument
274 to get_last_value_validate.
275 (get_last_value_validate): Document INSN parameter.
276 For non-readonly MEMs, assume they might have been modified if INSN
277 was in another basic block.
278 (get_last_value): Minor reformatting.
280 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
283 * final.c (asm_str_count): Split out from asm_insn_count.
284 * rtl.h (asm_str_count): New prototype.
285 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
288 2009-10-05 Sriraman Tallam <tmsriram@google.com>
290 * doc/plugins.texi: Change plugin_pass to register_pass_info.
292 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
293 Rafael Espindola <espindola@google.com>
295 * gengtype.c (write_types): Moved call to write_func_for_structure
298 2009-10-05 Richard Guenther <rguenther@suse.de>
301 * lto-cgraph.c (output_cgraph): Output toplevel asms.
302 (input_cgraph_1): Input toplevel asms.
304 2009-10-05 Richard Guenther <rguenther@suse.de>
307 * lto-symtab.c (lto_compatible_attributes_p): Remove.
308 (external_aggregate_decl_p): Likewise.
309 (lto_symtab_compatible): Re-structure. Remove dead code.
310 For variables ignore toplevel qualifiers when comparing types.
311 Issue warnings, not errors for mismatched user-alignment.
313 2009-10-05 Richard Guenther <rguenther@suse.de>
317 * lto-symtab.c (struct lto_symtab_base_def): Remove.
318 (struct lto_symtab_identifier_def): Likewise.
319 (struct lto_symtab_decl_def): Likewise.
320 (struct lto_symtab_entry_def): New.
321 (lto_symtab_identifier_t): Rename to ...
322 (lto_symtab_entry_t): ... this.
323 (lto_symtab_decls): Remove.
324 (lto_symtab_base_hash): Rename to ...
325 (lto_symtab_entry_hash): ... this.
326 (lto_symtab_base_eq): Rename to ...
327 (lto_symtab_entry_eq): ... this.
328 (lto_symtab_base_marked_p): Rename to ...
329 (lto_symtab_entry_marked_p): ... this.
330 (lto_symtab_identifier_marked_p): Remove.
331 (lto_symtab_decl_marked_p): Likewise.
332 (lto_symtab_maybe_init_hash_tables): Rename to ...
333 (lto_symtab_maybe_init_hash_table): ... this.
334 (lto_symtab_set_resolution_and_file_data): Remove.
335 (lto_symtab_register_decl): New function.
336 (lto_symtab_get_identifier): Remove.
337 (lto_symtab_get): New function.
338 (lto_symtab_get_resolution): Adjust.
339 (lto_symtab_get_identifier_decl): Remove.
340 (lto_symtab_set_identifier_decl): Likewise.
341 (lto_symtab_merge_decl): Rename to ...
342 (lto_symtab_merge): ... this. Rewrite.
343 (lto_symtab_merge_var): Remove.
344 (lto_symtab_merge_fn): Likewise.
345 (lto_symtab_prevailing_decl): Adjust.
346 (lto_cgraph_replace_node): New function.
347 (lto_symtab_merge_decls_2): Likewise.
348 (lto_symtab_merge_decls_1): Likewise.
349 (lto_symtab_fixup_var_decls): Likewise.
350 (lto_symtab_resolve_symbols): Likewise.
351 (lto_symtab_merge_decls): Likewise.
352 (lto_symtab_prevailing_decl): Adjust.
353 (lto_symtab_get_symtab_def): Remove.
354 (lto_symtab_get_file_data): Likewise.
355 (lto_symtab_clear_resolution): Adjust.
356 (lto_symtab_clear_resolution): Likewise.
357 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
358 (input_cgraph_1): Likewise.
359 * lto-streamer-in.c (get_resolution): Do not provide fake
360 symbol resolutions here.
361 (deferred_global_decls): Remove.
362 (lto_register_deferred_decls_in_symtab): Likewise.
363 (lto_register_var_decl_in_symtab): Change signature, register
364 variable via lto_symtab_register_decl.
365 (lto_register_function_decl_in_symtab): Likewise.
366 (lto_read_tree): Adjust.
367 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
368 (lto_symtab_merge_var): Likewise.
369 (lto_symtab_merge_fn): Likewise.
370 (lto_symtab_register_decl): Declare.
371 (lto_symtab_merge_decls): Likewise.
373 2009-10-05 Richard Guenther <rguenther@suse.de>
375 PR tree-optimization/23821
376 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
377 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
378 simple IV increments.
380 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
382 * config/arm/arm.c (arm_override_options): Really initialize
383 flag_dwarf2_cfi_asm to 0.
385 2009-10-05 Doug Kwan <dougkwan@google.com>
387 PR rtl-optimization/41574
388 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
389 floating point and we are not doing unsafe math optimizations.
391 2009-10-03 Simon Baldwin <simonb@google.com>
392 Cary Coutant <ccoutant@google.com>
393 Rafael Espindola <espindola@google.com>
394 Richard Guenther <rguenther@suse.de>
395 Jan Hubicka <jh@suse.cz>
396 Doug Kwan <dougkwan@google.com>
397 H.J. Lu <hongjiu.lu@intel.com>
398 Bill Maddox <maddox@google.com>
399 Ryan Mansfield <rmansfield@qnx.com>
400 Diego Novillo <dnovillo@google.com>
401 Ollie Wild <aaw@google.com>
402 Kenneth Zadeck <zadeck@naturalbridge.com>
404 * lto-cgraph.c: New file.
405 * lto-compress.c: New file.
406 * lto-compress.h: New file.
407 * lto-opts.c: New file.
408 * lto-section-in.c: New file.
409 * lto-section-out.c: New file.
410 * lto-streamer-in.c: New file.
411 * lto-streamer-out.c: New file.
412 * lto-streamer.c: New file.
413 * lto-streamer.h: New file.
414 * lto-symtab.c: New file.
415 * lto-wpa-fixup.c: New file.
416 * lto-wrapper.c: New file.
418 2009-10-03 Simon Baldwin <baldwin@google.com>
419 Ben Elliston <bje@au.ibm.com>
420 Rafael Espindola <espindola@google.com>
421 Nathan Froyd <froydnj@codesourcery.com>
422 Jan Hubicka <jh@suse.cz>
423 Doug Kwan <dougkwan@google.com>
424 Diego Novillo <dnovillo@google.com>
425 Kenneth Zadeck <zadeck@naturalbridge.com>
427 * Makefile.in (enable_lto): New.
428 (site.exp): If @enable_lto@ is set to 'yes' define
430 (LINKER_PLUGIN_API_H): Define.
431 (LTO_SYMTAB_H): Define.
432 (LTO_STREAMER_H): Define.
433 (TREE_VECTORIZER_H): Define.
434 (INCLUDES): Add LIBELFINC.
435 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
436 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
437 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o,
439 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
440 (native): Add lto-wrapper$(exeext)
441 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
442 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
443 lto-symtab.o, lto-opts.o, lto-streamer.o,
444 lto-wpa-fixup.o): New rules.
445 (gimple.o): Add dependency on LTO_HEADER_H and
447 (varasm.o): Add dependency on tree-iterator.h.
448 (cgraph.o): Add dependency on cif-code.def.
449 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
450 (ipa-pure-const.o): Likewise.
451 (GTFILES): Add lto-symtab.c.
452 (install-lto-wrapper): New.
453 * configure.ac: If 'lto' is in enable_languages, define
454 ENABLE_LTO and enable_lto.
455 If LIBELFLIBS is set, define HAVE_libelf.
456 * config.in: Regenerate.
458 2009-10-03 Rafael Espindola <espindola@google.com>
459 Diego Novillo <dnovillo@google.com>
461 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
463 Call execute_ipa_summary_passes for all_regular_ipa_passes and
465 (cgraph_optimize): Make extern.
467 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
468 Kenneth Zadeck <zadeck@naturalbridge.com>
470 * toplev.c (in_lto_p): Declare.
471 * collect2.c (scan_prog_file): Read all the output when reading
473 (enum lto_mode_d): Declare.
475 2009-10-03 Richard Guenther <rguenther@suse.de>
476 Diego Novillo <dnovillo@google.com>
478 * gimple.c: Include target.h and alias.h.
479 (gimple_types): Declare.
480 (type_hash_cache): Declare.
481 (gimple_alloc_stat): Make extern.
482 (gimple_build_eh_must_not_throw): Call
483 gimple_eh_must_not_throw_set_fndecl.
484 (struct type_pair_d): Declare.
485 (type_pair_t): Declare.
486 (type_pair_hash): New.
488 (lookup_type_pair): New.
489 (gimple_force_type_merge): New.
490 (compare_type_names_p): New.
491 (compare_field_offset): New.
492 (gimple_types_compatible_p): New.
493 (struct sccs): Declare.
494 (next_dfs_num): Declare.
495 (iterative_hash_gimple_type): New.
497 (iterative_hash_type_name): New.
498 (iterative_hash_gimple_type): New.
499 (gimple_type_hash): New.
500 (gimple_type_eq): New.
501 (gimple_register_type): New.
502 (print_gimple_types_stats): New.
503 (gimple_signed_or_unsigned_type): New.
504 (gimple_unsigned_type): New.
505 (gimple_signed_type): New.
506 (gimple_get_alias_set): New.
507 (gimple_decl_printable_name): Do not use DMGL_TYPES.
508 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
509 (gimple_force_type_merge): Declare.
510 (gimple_types_compatible_p): Declare.
511 (gimple_register_type): Declare.
512 (print_gimple_types_stats): Declare.
513 (gimple_unsigned_type): Declare.
514 (gimple_signed_type): Declare.
515 (gimple_get_alias_set): Declare.
516 (gimple_eh_must_not_throw_set_fndecl): New.
518 2009-10-03 Jan Hubicka <jh@suse.cz>
519 Kenneth Zadeck <zadeck@naturalbridge.com>
521 * ipa-pure-const.c: Include lto-streamer.h.
522 (register_hooks): Factor out of ...
523 (generate_summary): ... here.
524 (pure_const_write_summary): New.
525 (pure_const_read_summary): New.
526 (pass_ipa_pure_const): Add pure_const_write_summary and
527 pure_const_read_summary.
528 * ipa-reference.c: Include lto-streamer.h.
529 (add_new_function): New.
530 (remove_node_data): New.
531 (duplicate_node_data): New.
532 (ipa_init): Guard against multiple calls.
533 Move hook setup from analyze_function.
534 (write_node_summary_p): New.
535 (ipa_reference_write_summary): New.
536 (ipa_reference_read_summary): New.
537 (pass_ipa_reference): Add ipa_reference_write_summary and
538 ipa_reference_read_summary.
539 * cgraph.h (cgraph_local_info): Add field lto_file_data.
540 (struct cgraph_edge): Add fields lto_stmt_uid and
541 call_stmt_cannot_inline_p.
542 (cgraph_optimize): Declare.
543 (cgraph_decide_is_function_needed): Declare.
544 (reset_inline_failed): Declare.
545 (enum LTO_cgraph_tags): Declare.
546 (LTO_cgraph_tag_names): Declare.
547 (LCC_NOT_FOUND): Define.
549 2009-10-03 Doug Kwan <dougkwan@google.com>
550 Rafael Espindola <espindola@google.com>
551 Jan Hubicka <jh@suse.cz>
552 Diego Novillo <dnovillo@google.com>
553 Kenneth Zadeck <zadeck@naturalbridge.com>
555 * passes.c (all_regular_ipa_passes): New.
556 (all_ipa_passes): Rename to all_small_ipa_passes.
557 (init_optimization_passes): Init all_regular_ipa_passes.
558 * tree-pass.h (all_regular_ipa_passes): New.
559 (all_ipa_passes): Rename to all_small_ipa_passes.
560 * passes.c (all_lto_gen_passes): New.
561 (init_optimization_passes): Initialize all_lto_gen_passes.
562 (execute_ipa_summary_passes): Make non-static.
563 (ipa_write_summaries_1): New.
564 (ipa_write_summaries_2): New.
565 (ipa_write_summaries): New.
566 (ipa_write_summaries_of_cgraph_node_set): New.
567 (ipa_read_summaries_1): New.
568 (ipa_read_summaries): New.
569 (execute_ipa_pass_list): Call cgraph_process_new_functions.
570 (execute_regular_ipa_pass_list): Remove.
571 (init_optimization_passes): Schedule
572 pass_rebuild_cgraph_edges and pass_early_inline outside
573 of pass_all_early_optimizations. Document reason.
574 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
575 pass_ipa_lto_finish_out): New pass.
576 (pass_ipa_summary_passes): Start and stop timers if the pass
578 (execute_all_ipa_transforms): New.
579 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
580 (dump_properties, debug_properties): New.
581 * tree-optimize.c (gate_all_early_local_passes): Return
582 false if we are in lto1.
583 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
584 * tree-pass.h (execute_all_ipa_transforms): Declare.
585 (pass_ipa_function_and_variable_visibility): Declare.
586 (pass_ipa_early_inline): Declare.
587 (pass_ipa_lto_gimple_out): Declare.
588 (pass_ipa_lto_wpa_fixup): Declare.
589 (pass_ipa_lto_finish_out): Declare.
590 (all_small_ipa_passes, all_regular_ipa_passes,
591 all_lto_gen_passes): Declare.
592 (execute_ipa_summary_passes): Declare.
593 (execute_all_ipa_transforms): Declare.
594 (ipa_write_summaries): Declare
595 (ipa_write_summaries_of_cgraph_node_set): Declare.
596 (ipa_read_summaries): Declare.
598 2009-10-03 Doug Kwan <dougkwan@google.com>
599 Ollie Wild <aaw@google.com>
601 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do
604 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
605 (lto_mode): New variable.
606 (maybe_run_lto_and_relink): Handle the -fwpa option.
607 (main): Handle the -fwpa option.
608 (maybe_unlink_list): New function.
609 * gcc.c (link_lto_options): Replace -flto with -fwpa.
610 * common.opt (flto): New flag.
611 * toplev.c (flag_generate_lto): Declare.
613 2009-10-03 Simon Baldwin <simonb@google.com>
615 * common.opt (flto-compression-level): New flag.
617 * opts.c: Include lto-opts.h.
618 (handle_option): Call lto_register_user_option for each
619 valid option handled.
620 * (decode_options): Clear registered options before the options
623 2009-10-03 Cary Coutant <ccoutant@google.com>
625 * collect2.c (is_elf): New function.
626 (scan_prog_file): Require LTO object to be in ELF format.
628 2009-10-03 Rafael Espindola <espindola@google.com>
630 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
631 libgcc to the linker.
633 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is
636 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
637 (collect_execute): Add flags argument. Pass flags to pex_run. Update
639 * collect2.h (collect_execute): Add flags argument.
640 * tlink.c (tlink_execute): Update call to collect_execute.
641 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
642 (use_linker_plugin): New.
643 (use_linker_plugin_spec_function): New.
644 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
645 (linker_plugin_file_spec): New.
646 (lto_wrapper_spec): New.
648 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
649 (static_spec_functions): Add use-linker-plugin.
650 (process_command): Handle -use-linker-plugin.
651 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
652 linker_plugin_file_spec and lto_gcc_spec.
653 (use_linker_plugin_spec_function): New.
655 2009-10-03 Richard Guenther <rguenther@suse.de>
659 * tree.h (is_lang_specific): Include LANG_TYPE.
660 * tree.c (find_decls_types_r): Manually add interesting parts
661 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
663 * gimple.c (type_pair_hash): Make symmetric.
664 (type_pair_eq): Likewise.
665 (lookup_type_pair): Increase initial hashtable size.
666 (gimple_force_type_merge): Rely on type-pair symmetry.
667 (visit): Remove excessive checking code.
668 (iterative_hash_type_name): Do not hash TYPE_NAME of
670 (gimple_register_type): Remove getenv calls, shrink initial
674 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
675 inline functions if not generating lto output.
678 * toplev.c (finalize): In WPA mode remove the asm file.
680 2009-10-03 Doug Kwan <dougkwan@google.com>
682 * ipa-inline.c (cgraph_mark_inline): Check
683 edge->call_stmt_cannot_inline_p instead of calling
684 gimple_call_cannot_inline_p.
685 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
686 (cgraph_gate_ipa_early_inlining): Return false if
688 (inline_generate_summary): Do nothing in LTRANS.
689 * cgraph.c (initialize_inline_failed): Make sure
690 e->call_stmt exists before calling
691 gimple_call_cannot_inline_p.
692 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
693 (cgraph_clone_edge): Add argument STMT_UID. Modify all
695 Update new_edge->lto_stmt_uid.
696 * cgraphbuild.c (reset_inline_failed): New.
698 * common.opt (fwpa): New flag.
699 (fltrans): New option.
700 * gcc.c (gcc_lto_option_t): New type.
701 (current_lto_option): New variable.
702 (lto_single_spec_function): Remove and is replaced by ..
703 (lto_option_spec_function): New function.
704 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
705 passing the -flto flag.
706 (cc1_options): Separate non-LTO related parts into ..
707 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
708 (lto1_options): New spec for lto FE.
709 (link_lto_options): New spec for handling LTO flags in linker.
710 (invoke_lto_single): Re-format to fit in 80 column. Replace
711 lto-single with lto-option.
712 (static_specs): Add cc1_non_lto_options, lto1_options and
714 (static_spec_function): Replace lto-single with lto-option.
715 (process_command): Handle -flto, -fwpa and -fltran
716 by setting current_lto_option and not passing it to subprocess
719 2009-10-03 Bill Maddox <maddox@google.com>
721 Add `gcc' driver support for link-time code generation (LTO).
723 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
724 (lto_flag, lto_objects, lto_o_file): New variables.
725 (struct lto_object, struct lto_object_list): New structures.
726 (collect_exit, handler): Remove LTO temporary output file on exit.
727 (add_lto_object): New function.
728 (maybe_run_lto_and_relink): New function. Perform link time code
729 generation and relinking for object files containing LTO information.
730 (main): Invoke maybe_run_lto_and_relink().
731 (dump_argv): New function. For debugging, currently disabled.
732 (scan_prog_file): Add LTO information pass.
733 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
735 * toplev.c (compile_file): Emit assembler directive to create
736 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
738 2009-10-03 Diego Novillo <dnovillo@google.com>
740 * c.opt: Add LTO to warn_abi and warn_psabi.
742 * tree.c (fld_worklist_push): Rename from PUSH.
743 Convert to static inline function.
744 Ignore language-specific nodes.
746 (find_decls_types_r): Do not traverse the subtrees of
747 language-specific nodes.
748 Do not traverse DECL_INITIAL for TYPE_DECLs.
749 * tree.h (is_lang_specific): New.
750 * langhooks.h (struct lang_hooks_for_decls): Remove
751 may_need_assembler_name_p. Update all users.
753 * c-common.c (set_builtin_user_assembler_name): Move ...
754 * builtins.c (set_builtin_user_assembler_name): ... here.
755 (is_builtin_name): Add comment
756 (is_builtin_fn): New.
757 * except.c (output_ttype): Only call
758 lookup_type_for_runtime if TYPE is not a runtime type.
760 * passes.c (register_pass): Call position_pass on
761 all_small_ipa_passes, all_regular_ipa_passes and
763 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
764 (TV_IPA_LTO_DECL_IO): Define.
765 (TV_IPA_LTO_CGRAPH_IO): Define.
767 (TV_WHOPR_WPA): Define.
768 (TV_WHOPR_WPA_IO): Define.
769 (TV_WHOPR_LTRANS): Define.
770 (TV_WHOPR_WPA_FIXUP): Define.
771 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
772 * tree-cfg.c (tree_node_can_be_shared): Make extern.
773 * tree-flow.h (tree_node_can_be_shared): Declare.
774 * tree-inline.c (tree_can_inline_p): Check that E has a
775 statement associated with it.
776 * tree.c (free_lang_data_in_binf): Factor out of ...
777 (free_lang_data_in_type): ... here.
778 Call RECORD_OR_UNION_TYPE_P.
779 (need_assembler_name_p): Ignore DECL if it does not have
781 Call lang_hooks.decls.may_need_assembler_name_p if set.
782 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for
784 (free_lang_data): Set debug_info_level to
786 Set write_symbols to NO_DEBUG.
787 Set debug_hooks to do_nothing_debug_hooks.
788 (gate_free_lang_data): Return true if flag_generate_lto
790 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
791 * c-common.h (set_builtin_user_assembler_name): Move ...
792 * tree.h (set_builtin_user_assembler_name): ... here.
794 * common.opt (flto-report): New flag.
795 * opts.c (complain_wrong_lang): Do not complain if
797 * collect2.c (scan_prog_file): Send the error output of
798 'nm' to HOST_BIT_BUCKET.
800 2009-10-03 Ollie Wild <aaw@google.com>
802 * langhooks-def.h (lhd_begin_section): New function declaration.
803 (lhd_write_section): New function declaration.
804 (lhd_end_section): New function declaration.
805 (LANG_HOOKS_BEGIN_SECTION): New macro.
806 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
807 (LANG_HOOKS_END_SECTION): New macro.
808 (LANG_HOOKS_LTO): New macro.
809 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
810 * langhooks.c (output.h): Add include.
811 (saved_section): New static variable.
812 (lhd_begin_section): New function.
813 (lhd_write_section_data): New function.
814 (lhd_end_section): New function.
815 * langhooks.h (struct lang_hooks_for_lto): New structure.
816 (struct lang_hooks): Add member lto.
817 * Makefile.in (langhooks.o): Add dependency on output.h.
819 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
821 2009-10-03 Richard Guenther <rguenther@suse.de>
823 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
826 2009-10-03 Simon Baldwin <simonb@google.com>
827 Richard Guenther <rguenther@suse.de>
828 Janis Johnson <janis187@us.ibm.com>
829 Doug Kwan <dougkwan@google.com>
830 Diego Novillo <dnovillo@google.com>
831 Ramana Radhakrishnan <ramana.r@gmail.com>
832 Ollie Wild <aaw@google.com>
834 * doc/install.texi: Add documentation for libelf and --enable-lto.
835 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr,
836 -fltrans, -flto-report, -flto-compression-level and
838 * doc/sourcebuild.texi: Document use of zlib.
840 Add section for LTO Testing.
842 2009-10-02 Cary Coutant <ccoutant@google.com>
844 Add support for comdat type sections for DWARF v4. Merge from dwarf4
846 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
847 (dw_die_ref): Define vector type.
848 (enum dw_val_class): Add dw_val_class_data8.
849 (struct dw_val_struct): Add v.val_data8.
850 (comdat_type_node_ref): New type.
851 (struct die_struct): Move die_symbol into a union; add new field
852 die_type_node. Change all uses.
853 (comdat_type_node): New type.
854 (skeleton_chain_node): New type.
855 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
856 (comdat_type_list): New variable.
857 (dwarf_tag_name): Add DW_TAG_type_unit.
858 (dwarf_attr_name): Add DW_AT_signature.
859 (add_AT_data8): New function.
860 (replace_child): New function.
861 (move_all_children): New function.
862 (print_signature): New function.
863 (print_die): Print signature information; add dw_val_class_data8.
864 (attr_checksum): Support dw_val_class_data8.
865 (CHECKSUM_STRING): Redefine for DWARF-4 to include
867 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
868 (checksum_sleb128, checksum_uleb128): New functions.
869 (checksum_die_context): New function.
870 (loc_checksum_ordered): New function.
871 (attr_checksum_ordered): New function.
872 (struct checksum_attributes): New structure.
873 (collect_checksum_attributes): New function.
874 (die_checksum_ordered): New function.
875 (generate_type_signature): New function.
876 (same_dw_val_p): Add dw_val_class_data8.
877 (is_symbol_die): Use new is_declaration_die function.
878 (is_declaration_die): New function.
879 (should_move_die_to_comdat): New function.
880 (clone_die): New function.
881 (clone_tree): New function.
882 (clone_as_declaration): New function.
883 (copy_declaration_context): New function.
884 (generate_skeleton_ancestor_tree): New function.
885 (generate_skeleton_bottom_up): New function.
886 (generate_skeleton): New function.
887 (remove_child_or_replace_with_skeleton): New function.
888 (break_out_comdat_types): New function.
889 (struct decl_table_entry): New type.
890 (htab_decl_hash): New function.
891 (htab_decl_eq): New function.
892 (htab_decl_del): New function.
893 (copy_ancestor_tree): New function.
894 (copy_decls_walk): New function.
895 (copy_decls_for_unworthy_types): New function.
896 (build_abbrev_table): Don't assert on missing die_symbol when doing
897 comdat type sections.
898 (size_of_die): Use DW_FORM_sig8 for external references; Add
900 (unmark_dies): Don't assert for unmarked dies when doing comdat
902 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
903 (output_signature): New function.
904 (output_die): Likewise.
905 (output_compilation_unit_header): Mark output as DWARF version 3
906 even if generating DWARF 4.
907 (output_comdat_type_unit): New function.
908 (output_line_info): Mark output as DWARF version 3 even if generating
910 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
912 (dwarf2out_end_source_file): Likewise.
913 (prune_unused_types_walk_attribs): Don't follow references into
914 comdat type sections.
915 (prune_unused_types_mark): When generating type units, do not mark
916 children of non-defining declarations of types; do mark children of
918 (prune_unused_types): Process comdat type sections.
919 (htab_ct_hash): New function.
920 (htab_ct_eq): New function.
921 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
922 Add a pointer to the line table from type unit entries so
923 DW_AT_decl_file has meaning.
924 * varasm.c (default_elf_asm_named_section): Use identifier name as
925 comdat key instead of lang hook.
927 2009-10-02 Neil Vachharajani <nvachhar@google.com>
929 * gcov-io.c (gcov_open): Open files read-only when MODE < 0
931 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.md (SWIM248): New mode iterator.
934 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
935 divmodhi4 patterns using SWIM248 macro.
936 (*divmod<mode>4): Macroize insn_and_split pattern from
937 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
938 and their corresponding splitters usign SWIM248 macro. Split SImode
939 insn to generate cltd and DImode insn to generate cqto instead of
940 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
941 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
942 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
943 *divmodsi_noext patterns using SWIM248 macro.
944 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
945 udivmodhi4 patterns using SWIM248 macro.
946 (*udivmod<mode>4): Macroize insn_and_split pattern from
947 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
948 corresponding splitters using SWIM248 macro.
949 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
950 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
952 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
954 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
955 of zero-sized element is zero-sized regardless of its extent.
957 2009-10-02 Jakub Jelinek <jakub@redhat.com>
960 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
961 * configure: Regenerated.
962 * config.in: Regenerated.
963 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
964 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
965 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
966 not emitting .eh_frame, emit .cfi_sections .debug_frame
971 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
972 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
974 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
975 vars use DECL_RTL with resetting it back to NULL afterwards.
976 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
977 rtx_equal_p instead of asserting it is a SYMBOL_REF.
978 (value_format): For dw_val_class_addr only use DW_FORM_addr if
979 the attribute type allows it, otherwise use DW_FORM_dataN.
980 (mem_loc_descriptor): Handle CONST_STRING.
981 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
982 Handle MEM with CONST_STRING address using add_AT_string.
983 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
984 CONST_STRING for const arrays initialized with a string literal.
985 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
986 (dwarf2out_finish): Call resolve_addr.
988 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
989 Maxim Kuvyrkov <maxim@codesourcery.com>
991 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
993 2009-10-02 Nick Clifton <nickc@redhat.com>
995 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
996 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
998 2009-10-01 Jan Hubicka <jh@suse.cz>
1000 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1001 (cgraph_create_virtual_clone): Just pass redirect_callers
1003 * cgraph.h (cgraph_clone_node): Update prototype.
1004 * ipa-pure-const.c (self_recursive_p): New function.
1005 (propagate): Use it.
1006 * ipa-inline.c (cgraph_clone_inlined_nodes,
1007 cgraph_decide_recursive_inlining): Update.
1009 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1011 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1012 instructions for TARGET_OCTEON.
1014 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1016 * config/arm/arm.c (arm_override_options): Turn off
1017 flag_dwarf2_cfi_asm for AAPCS variants.
1019 2009-10-01 Martin Jambor <mjambor@suse.cz>
1022 * tree-sra.c (convert_callers): Do not call
1023 compute_inline_parameters on one caller more than once.
1025 2009-10-01 Nick Clifton <nickc@redhat.com>
1027 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1028 an empty string if not already defined.
1030 2009-10-01 Martin Jambor <mjambor@suse.cz>
1033 * tree-sra.c (is_va_list_type): New function.
1034 (find_var_candidates): Call is_va_list_type.
1035 (find_param_candidates): Check that the type or the type pointed
1036 to are not va_list types.
1038 2009-10-01 Martin Jambor <mjambor@suse.cz>
1041 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1042 DECL_ARTIFICIAL (param_decl) is true.
1044 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1046 * tree.h (tree_decl_common::lang_flag_8): New.
1047 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1049 * c-common.h (RID_CONSTEXPR): New.
1051 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1053 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1054 Use ref-all pointers.
1055 (alpha_gimplify_va_arg): Ditto.
1057 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1060 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1061 before insn counting loop now that BB_END (bb) is counted. Ensure
1062 the return value isn't zero.
1064 2009-09-30 Nick Clifton <nickc@redhat.com>
1066 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1067 with separate definitions of c_target_objs and cxx_target_objs.
1068 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1070 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1071 sh_symbian_import_export_class.
1072 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1073 * config/sh/symbian.c: Delete, moving code into...
1074 * config/sh/symbian-base.c: ... here
1075 * config/sh/symbian-c.c: ... and here
1076 * config/sh/symbian-cxx.c: ... and here.
1078 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1081 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1082 of plus RTX into register.
1084 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1086 * doc/install.texi: Linguistic and markup fixes.
1087 (Configuration) <--disable-cpp>: Remove description.
1088 <--enable-maintainer-mode>: Autotools files are affected, too.
1089 <--with-sysroot>: Improve description.
1090 (Building): Bump required GNU make version.
1092 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1094 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1095 (x86_64-*-*): Ditto.
1097 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1098 intrinisics for FMA4.
1099 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1100 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1101 Add FMA4 check and fma4intrin.h.
1102 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1104 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1105 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1106 constant for FMA4 support.
1107 (UNSPEC_FMA4_FMADDSUB): Ditto.
1108 (UNSPEC_FMA4_FMSUBADD): Ditto.
1109 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1110 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1111 (ix86_expand_fma4_multiple_memory): Ditto.
1112 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1113 (OPTION_MASK_ISA_FMA4_UNSET): New.
1114 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1115 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1116 (ix86_handle_option): Handle -mfma4.
1117 (isa_opts): Handle -mfma4.
1118 (enum pta_flags): Add PTA_FMA4.
1119 (override_options): Add FMA4 support.
1120 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1121 (IX86_BUILTIN_VFMADDSD): Ditto.
1122 (IX86_BUILTIN_VFMADDPS): Ditto.
1123 (IX86_BUILTIN_VFMADDPD): Ditto.
1124 (IX86_BUILTIN_VFMSUBSS): Ditto.
1125 (IX86_BUILTIN_VFMSUBSD): Ditto.
1126 (IX86_BUILTIN_VFMSUBPS): Ditto.
1127 (IX86_BUILTIN_VFMSUBPD): Ditto.
1128 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1129 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1130 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1131 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1132 (IX86_BUILTIN_VFNMADDSS): Ditto.
1133 (IX86_BUILTIN_VFNMADDSD): Ditto.
1134 (IX86_BUILTIN_VFNMADDPS): Ditto.
1135 (IX86_BUILTIN_VFNMADDPD): Ditto.
1136 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1137 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1138 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1139 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1140 (IX86_BUILTIN_VFMADDPS256): Ditto.
1141 (IX86_BUILTIN_VFMADDPD256): Ditto.
1142 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1143 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1144 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1145 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1146 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1147 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1148 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1149 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1150 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1151 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1152 (enum multi_arg_type): New enum for describing the various FMA4
1153 intrinsic argument types.
1154 (bdesc_multi_arg): New table for FMA4 intrinsics.
1155 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1156 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1158 (ix86_expand_builtin): Add FMA4 intrinsic support.
1159 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1160 operand instructions.
1161 (ix86_expand_fma4_multiple_memory): New function to split the
1162 second memory reference from FMA4 instructions.
1163 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1164 (ssemodesuffixf2s): Ditto.
1165 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1167 (fma4_fmsub<mode>4): Ditto.
1168 (fma4_fnmadd<mode>4): Ditto.
1169 (fma4_fnmsub<mode>4): Ditto.
1170 (fma4_vmfmadd<mode>4): Ditto.
1171 (fma4_vmfmsub<mode>4): Ditto.
1172 (fma4_vmfnmadd<mode>4): Ditto.
1173 (fma4_vmfnmsub<mode>4): Ditto.
1174 (fma4_fmadd<mode>4256): Ditto.
1175 (fma4_fmsub<mode>4256): Ditto.
1176 (fma4_fnmadd<mode>4256): Ditto.
1177 (fma4_fnmsub<mode>4256): Ditto.
1178 (fma4_fmaddsubv8sf4): Ditto.
1179 (fma4_fmaddsubv4sf4): Ditto.
1180 (fma4_fmaddsubv4df4): Ditto.
1181 (fma4_fmaddsubv2df4): Ditto.
1182 (fma4_fmsubaddv8sf4): Ditto.
1183 (fma4_fmsubaddv4sf4): Ditto.
1184 (fma4_fmsubaddv4df4): Ditto.
1185 (fma4_fmsubaddv2df4): Ditto.
1186 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1187 instructions for intrinsics.
1188 (fma4i_fmsub<mode>4): Ditto.
1189 (fma4i_fnmadd<mode>4): Ditto.
1190 (fma4i_fnmsub<mode>4): Ditto.
1191 (fma4i_vmfmadd<mode>4): Ditto.
1192 (fma4i_vmfmsub<mode>4): Ditto.
1193 (fma4i_vmfnmadd<mode>4): Ditto.
1194 (fma4i_vmfnmsub<mode>4): Ditto.
1195 (fma4i_fmadd<mode>4256): Ditto.
1196 (fma4i_fmsub<mode>4256): Ditto.
1197 (fma4i_fnmadd<mode>4256): Ditto.
1198 (fma4i_fnmsub<mode>4256): Ditto.
1199 (fma4i_fmaddsubv8sf4): Ditto.
1200 (fma4i_fmaddsubv4sf4): Ditto.
1201 (fma4i_fmaddsubv4df4): Ditto.
1202 (fma4i_fmaddsubv2df4): Ditto.
1203 (fma4i_fmsubaddv8sf4): Ditto.
1204 (fma4i_fmsubaddv4sf4): Ditto.
1205 (fma4i_fmsubaddv4df4): Ditto.
1206 (fma4i_fmsubaddv2df4): Ditto.
1208 * doc/invoke.texi (-mfma4): Add documentation.
1209 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1211 2009-09-29 Richard Henderson <rth@redhat.com>
1213 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1214 an edge to the new destination block.
1216 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1219 * pa.c (hppa_profile_hook): Use
1220 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1222 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1223 Alexander Monakov <amonakov@ispras.ru>
1226 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1227 (not_postinc_memory_operand): New.
1228 (not_postinc_move_operand): New.
1229 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1230 (*cmovsi_internal): Ditto.
1232 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1234 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1235 restrict issue_rate in first pass when scheduling for register
1238 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1239 Rafael Avila de Espindola <espindola@google.com>
1241 * gengtype.c (plugin_output): New.
1242 (get_output_file_with_visibility): Return plugin_output for plugins.
1243 (main): Parse and use the -P option.
1244 * gty.texi: Update the command line format.
1246 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1249 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1251 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1252 out if !const_ok_for_output.
1255 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1256 case VAR_LOCATION>: Remove gcc_unreachable ().
1258 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1260 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1261 (x86_64-*-*): Ditto.
1262 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1263 back to smmintrin.h.
1264 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1265 * config/i386/x86intrin.h: Remove SSE5.
1266 * config/i386/mmintrin-common.h: Delete file.
1267 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1269 2009-09-29 Richard Guenther <rguenther@suse.de>
1271 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1272 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1274 2009-09-29 Nick Clifton <nickc@redhat.com>
1276 * function.c (current_function_name): If there is no current
1277 function just return "<none>".
1279 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1281 * tree-pass.h (register_pass_info): New structure.
1282 (pass_positioning_ops): Move enum from gcc-plugin.h.
1283 (register_pass): New function.
1284 * gcc-plugin.h (plugin_pass): Delete structure.
1285 (pass_positioning_ops): Delete enum.
1286 * plugin.c (regsiter_pass): Delete function.
1287 (position_pass): Delete function.
1288 (added_pass_nodes): Delete variable.
1289 (prev_added_pass_nodes): Delete variable.
1290 (pass_list_node): Delete structure.
1291 * passes.c (make_pass_instance): New function.
1292 (next_pass_1): Change to call make_pass_instance.
1293 (pass_list_node): Move structure from gcc-plugin.h.
1294 (added_pass_nodes): Move variable from plugin.c.
1295 (prev_added_pass_nodes): Move variable from plugin.c.
1296 (position_pass): New function.
1297 (register_pass): New function.
1299 2009-09-28 Easwaran Raman <eraman@google.com>
1301 * ifcvt.c (noce_try_abs): Recognize pattern and call
1302 expand_one_cmpl_abs_nojump.
1303 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1304 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1306 2009-09-28 Ian Lance Taylor <iant@google.com>
1309 * c-opts.c (c_common_handle_option): Don't set
1310 warn_jump_misses_init for -Wall.
1311 * doc/invoke.texi (Warning Options): Update documentation.
1313 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1315 * Makefile.in ($(out_object_file)): Depend on
1316 gt-$(basename $(notdir $(out_file))).h.
1318 2009-09-28 Richard Henderson <rth@redhat.com>
1320 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1321 * except.c (gen_eh_region): Set it.
1322 (duplicate_eh_regions_1): Copy it.
1323 * tree-eh.c (lower_resx): Use it to determine which function
1326 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1327 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1328 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1329 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1330 BUILT_IN_CXA_END_CLEANUP if necessary.
1332 * c-common.c (c_define_builtins): Update call to
1333 build_common_builtin_nodes.
1335 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1337 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1339 2009-09-28 Michael Matz <matz@suse.de>
1341 * builtins.c (interclass_mathfn_icode): New helper.
1342 (expand_builtin_interclass_mathfn): Use it here, and split folding
1344 (fold_builtin_interclass_mathfn): ... this new folder.
1345 (build_call_nofold_loc): New static helper.
1346 (build_call_nofold): New wrapper macro for above.
1347 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1348 (expand_builtin_pow): Ditto.
1349 (expand_builtin_memset_args): Ditto.
1350 (expand_builtin_printf): Ditto.
1351 (expand_builtin_fprintf): Ditto.
1352 (expand_builtin_sprintf): Ditto.
1353 (expand_builtin_memory_chk): Ditto.
1354 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1355 (expand_builtin_stpcpy): Ditto.
1356 (expand_builtin_strcmp): Ditto.
1357 (expand_builtin_strncmp): Ditto.
1358 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1359 (expand_builtin_strcpy_args): Don't call folders.
1360 (expand_builtin_memcmp): Ditto.
1361 (expand_builtin_strncpy): Ditto, and use target.
1362 (expand_builtin_memcpy): Ditto.
1363 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1364 expand_builtin_strpbrk, expand_builtin_memmove,
1365 expand_builtin_memmove_args, expand_builtin_bcopy,
1366 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1367 expand_builtin_strspn, expand_builtin_strcspn,
1368 expand_builtin_fputs): Remove these.
1369 (expand_builtin): Don't call the above, change calls to other
1370 expanders that changed prototype.
1371 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1372 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1373 fold_builtin_interclass_mathfn.
1374 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1375 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1377 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1378 * passes.c (init_optimization_passes): Move pass_fold_builtins
1379 after last phiopt pass.
1380 * tree-inline.c (fold_marked_statements): When folding builtins
1381 iterate over all instruction potentially generated.
1382 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1384 (fold_gimple_call): Use it to always fold calls (into potentially
1385 multiple instructions).
1386 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1387 calls into zero at this time.
1388 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1389 statements generated by builtin folding.
1391 2009-09-28 Nick Clifton <nickc@redhat.com>
1393 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
1396 2009-09-28 Duncan Sands <baldrick@free.fr>
1398 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1399 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1400 (register_callback): Dispatch it.
1401 (invoke_plugin_callbacks): Incorporate in sanity check.
1402 * ggc.h (ggc_register_cache_tab): Add declaration.
1403 * ggc-common.c (ggc_register_root_tab): Simplify.
1404 (const_ggc_cache_tab_t): New typedef.
1405 (extra_cache_vec): New vector of dynamically added cache tables.
1406 (ggc_register_cache_tab): New function.
1407 (ggc_scan_cache_tab): New function.
1408 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1409 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1411 2009-09-27 Richard Henderson <rth@redhat.com>
1413 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1414 which we remove __builtin_stack_restore.
1416 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1418 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1419 to test for GRD_INVARIANT.
1420 (simple_rhs_p): Anything that's function_invariant_p is fine.
1422 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1424 * gengtype.c (main): Use plunge_files instead of plugin_output.
1426 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1427 Rafael Avila de Espindola <espindola@google.com>
1429 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1430 Don't print pch related info if it is false.
1431 (main): Don't print pch info in plugin mode.
1433 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1435 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1436 with dw_val_class_const_double.
1437 (struct dw_val_struct): Replace val_long_long with val_double and
1438 adjust for above change.
1439 (output_loc_operands): Likewise.
1440 (add_AT_long_long): Rename into...
1441 (add_AT_double): ...this.
1442 (print_die): Replace dw_val_class_long_long with
1443 dw_val_class_const_double and adjust.
1444 (attr_checksum): Likewise.
1445 (same_dw_val_p): Likewise.
1446 (size_of_die): Likewise.
1447 (value_format): Likewise.
1448 (output_die): Likewise.
1449 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1450 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1451 instead of add_AT_long_long.
1452 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1453 value with the precision of its type.
1455 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1458 * c-typeck.c (build_conditional_expr): Use the readonly and
1459 volatile flags of the operand types, not of the operands itself.
1461 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1463 collect2.c (main): Look for -brtl before adding libraries.
1465 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1467 * config.gcc: Update OpenBSD targets.
1468 * config/openbsd-stdint.h: New file.
1469 * config/openbsd-libpthread.h: New file.
1470 * config/openbsd.h: Update and break out LIB_SPEC definition.
1471 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1472 * config/i386/openbsdelf.h: Correct types.
1473 * config/m68k/openbsd.h: Likewise.
1474 * config/mips/openbsd.h: Likewise.
1475 * config/vax/openbsd.h: Likewise.
1477 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1479 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1480 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1481 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1482 of the length and zero.
1484 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1486 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1487 (FLAGS_H): Add options.h $(REAL_H).
1488 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1489 (TREE_VECTORIZER_H): New.
1490 (EBITMAP_H): Renamed from EBIMAP_H.
1491 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1492 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1493 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1494 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1495 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1496 (graphite-clast-to-gimple.o, graphite-dependences.o)
1497 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1498 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1499 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1500 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1501 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1502 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1503 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1504 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1505 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1506 updated and fixed as per above changes and per
1507 check_makefile_deps.sh output.
1510 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1511 * configure: Regenerate.
1513 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1515 * doc/install.texi: Update minimum MPC version to 0.7.
1517 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1519 * doc/install.texi (Binaries): Remove reference to the binary
1520 distribution CD-ROM from the FSF.
1522 2009-09-26 Michael Matz <matz@suse.de>
1526 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1527 that are mentioned in the body.
1529 2009-09-26 Michael Matz <matz@suse.de>
1531 PR tree-optimization/41454
1532 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1533 (tree_ssa_dominator_optimize): Don't allocate and free it.
1534 (dom_opt_leave_block): Don't iterate over it.
1535 (eliminate_redundant_computations): Don't return a value.
1536 (cprop_operand, cprop_into_stmt): Ditto.
1537 (optimize_stmt): Don't defer updating stmts.
1539 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1541 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1542 generic_parameter_die, template_parameter_pack_die,
1543 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
1544 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
1545 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
1547 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1549 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1550 * config/v850/v850.c (v850_function_value): New function.
1551 (TARGET_FUNCTION_VALUE): Define.
1553 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1555 * tree-vect-stmts.c (vectorizable_call): Call
1556 mark_symbols_for_renaming after vect_finish_stmt_generation.
1558 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1559 to loc_descriptor_from_tree.
1560 (add_location_or_const_value_attribute): Pass 0 instead of 2
1561 for decl_by_reference_p decls.
1563 2009-09-25 Richard Guenther <rguenther@suse.de>
1566 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1569 2009-09-25 Ben Elliston <bje@au.ibm.com>
1571 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1574 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1576 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1577 form of instruction.
1579 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1582 * fold-const.c (const_binop): Handle complex int division.
1583 * tree-complex.c (expand_complex_div_straight,
1584 expand_complex_div_wide): Update comments.
1586 2009-09-24 DJ Delorie <dj@redhat.com>
1589 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1590 (reg_class): Likewise.
1591 (REG_CLASS_NAMES): Likewise.
1592 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1594 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
1597 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1599 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1600 Delete VSX load/store with update support.
1601 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1602 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1606 (VStype_load_update): Ditto.
1607 (VStype_store_update): Ditto.
1608 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1609 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1611 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1612 load/store with update builtins.
1614 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1616 * libgcc2.c (L_trampoline): Prototype for getpagesize
1617 and mprotect in WINNT case.
1619 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1621 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1622 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1623 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1624 'outgoing' argument.
1625 (TARGET_FUNCTION_VALUE): Define.
1627 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1629 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1631 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1634 * common.opt: Initialize dwarf_strict to -1.
1635 * toplev.c (process_options): Catch unset dwarf_strict
1636 and set to 0 for all targets not overriding.
1637 * config/darwin.c (darwin_override_options): Catch unset
1638 dwarf_strict and override to 1.
1640 2009-09-24 Jeff Law <law@redhat.com>
1642 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1644 2009-09-24 Richard Guenther <rguenther@suse.de>
1646 PR tree-optimization/36143
1647 PR tree-optimization/38747
1648 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1649 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1651 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1654 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1655 return false instead of gcc_unreachable (). For CONST return the
1656 value returned by recursive call instead of always returning true.
1657 (tree_add_const_value_attribute): Return the value returned by
1658 add_const_value_attribute instead of always returning true if rtl
1661 2009-09-23 Justin Seyster <jrseys@gmail.com>
1663 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1665 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1667 * cgraphunit.c (cgraph_lower_function): Revert last change.
1668 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1669 instead of DECL_NO_STATIC_CHAIN.
1670 * tree-cfg.c (verify_gimple_call): Likewise.
1671 * tree-nested.c (get_chain_decl, get_chain_field,
1672 convert_tramp_reference_op, convert_gimple_call): Likewise.
1673 (convert_all_function_calls): Likewise. Always set or clear
1674 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1675 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1676 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1678 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1679 DECL_NO_STATIC_CHAIN.
1680 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1681 instead of DECL_NO_STATIC_CHAIN.
1682 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1683 decl_function_context.
1684 * varasm.c (initializer_constant_valid_p): Likewise.
1685 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1686 (DECL_STATIC_CHAIN): ... this.
1687 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1688 instead of DECL_NO_STATIC_CHAIN.
1690 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1691 Rafael Avila de Espindola <espindola@google.com>
1693 * gengtype.c (nb_plugin_files): Make it unsigned to match
1694 num_gt_files. Adjust other variables to avoid warnings.
1695 (main): Allocate an all zero lang_bitmap before each plugin file name
1696 to match regular file names.
1698 2009-09-23 Richard Henderson <rth@redhat.com>
1700 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1701 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1702 static chain passed in memory.
1703 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1704 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1705 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1706 STATIC_CHAIN_REGNUM defined.
1708 * config/picochip/picochip-protos.h: s/class/klass/.
1709 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1710 (picochip_static_chain): New.
1711 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1712 (STATIC_CHAIN_INCOMING): Remove.
1714 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1715 (xtensa_static_chain): New.
1716 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1718 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1720 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1721 * config/pa/pa-protos.h (function_value): Remove.
1722 * config/pa/pa.c (pa_function_value): Rename from function_value.
1723 Make static, add 'outgoing' argument.
1724 (TARGET_FUNCTION_VALUE): Define.
1726 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1728 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1729 instead of cfun->machine->is_leaf.
1730 * config/avr/avr.h (machine_function): Remove is_leaf field.
1732 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1735 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1736 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1737 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1738 the same size, prefer DW_OP_stack_value.
1739 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1740 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1742 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1745 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1747 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1750 * cfgexpand.c (convert_debug_memory_address): New.
1751 (expand_debug_expr): Convert base address and offset to the same
1752 mode. Use it to convert addresses to other modes. Accept
1755 2009-09-23 Richard Guenther <rguenther@suse.de>
1757 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1758 produced for bigendian targets with promoted subregs.
1760 2009-09-23 Richard Guenther <rguenther@suse.de>
1762 * value-prof.c (gimple_ic): Purge old EH edges only after building
1765 2009-09-23 Nick Clifton <nickc@redhat.com>
1767 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1769 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1772 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1775 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1776 on non-nested functions.
1778 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1779 Jan Hubicka <jh@suse.cz>
1781 * dwarf2out.c (loc_list_plus_const): Only define if
1782 DWARF2_DEBUGGING_INFO.
1783 (address_of_int_loc_descriptor): Likewise.
1786 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1788 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1791 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1792 constant is more than zero.
1794 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1797 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1798 call final to emit non-scheduled prologue, instead insert at entry.
1800 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1801 Joseph S. Myers <joseph@codesourcery.com>
1803 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1805 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1806 Rafael Avila de Espindola <espindola@google.com>
1808 * gengtype.c (is_file_equal): New function.
1809 (close_output_files): Use is_file_equal. Free of->buf.
1811 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
1812 Rafael Avila de Espindola <espindola@google.com>
1814 * gengtype.c (write_types, write_local): Add the output_header
1815 argument. Update all callers.
1817 2009-09-22 Dodji Seketeli <dodji@redhat.com>
1819 * dwarf2out.c (template_parameter_pack_die,
1820 gen_formal_parameter_pack_die ): New functions.
1821 (make_ith_pack_parameter_name): Remove this function.
1822 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
1823 DW_TAG_formal_parameter_pack.
1824 (gen_generic_params_dies): Represent each template parameter pack
1825 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
1826 represented by usual DW_TAG_template_*_parameter DIEs that are
1827 children of the DW_TAG_template_parameter_pack element DIE.
1828 (generic_parameter_die): This doesn't deal with parameter pack
1829 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
1830 of parameter pack DIEs.
1831 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
1832 in certain cases, e.g. for pack elements.
1833 (gen_formal_types_die, gen_decl_die): Adjust usage of
1834 gen_formal_parameter_die.
1835 (gen_subprogram_die): Represent each function parameter pack by a
1836 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
1837 represented by usual DW_TAG_formal_parameter DIEs that are children
1838 of the DW_TAG_formal_parameter_pack DIE. Remove references to
1839 ____builtin_va_alist decls as no part of the compiler uses those
1841 * langhooks.h (struct lang_hooks_for_decls): Add
1842 function_parm_expanded_from_pack_p, get_generic_function_decl
1843 and function_parameter_pack_p hooks. Fix comment for
1844 get_innermost_generic_parms hook.
1845 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
1846 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
1847 macros and use them to initialize lang_hook.
1849 2009-09-22 Richard Henderson <rth@redhat.com>
1851 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
1852 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
1853 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
1854 on TRAMPOLINE_TEMPLATE.
1855 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
1856 TRAMPOLINE_ADJUST_ADDRESS.
1857 * targhooks.c (default_asm_trampoline_template): Remove.
1858 (default_trampoline_adjust_address): Remove.
1859 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
1860 * targhooks.h: Update decls.
1862 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1864 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
1865 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
1866 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
1868 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
1871 * reload1.c (reload): Reset debug insns with pseudos without
1874 2009-09-22 Janis Johnson <janis187@us.ibm.com>
1876 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
1877 unconditional true for decimal float modes.
1878 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
1879 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
1881 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1883 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
1884 Enable a new case for __FreeBSD__ >= 7.
1885 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
1886 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
1887 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
1888 and USE_LD_AS_NEEDED.
1890 * doc/install.texi (*-*-freebsd*): Update target information.
1892 2009-09-22 Richard Guenther <rguenther@suse.de>
1895 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
1896 arrays really properly.
1898 2009-09-22 Richard Henderson <rth@redhat.com>
1901 * target.h (struct gcc_target): Add asm_out.trampoline_template,
1902 calls.static_chain, calls.trampoline_init,
1903 calls.trampoline_adjust_address.
1904 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1905 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1906 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1907 * builtins.c (expand_builtin_setjmp_receiver): Use
1908 targetm.calls.static_chain; only clobber registers.
1909 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
1910 set up memory attributes properly for the trampoline block.
1911 (expand_builtin_adjust_trampoline): Use
1912 targetm.calls.trampoline_adjust_address.
1913 * calls.c (prepare_call_address): Add fndecl argument. Use
1914 targetm.calls.static_chain.
1915 * df-scan.c (df_need_static_chain_reg): Remove.
1916 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
1917 consolodate static chain handling.
1918 * doc/tm.texi: Document new hooks.
1919 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
1920 (init_emit_regs): Don't initialize them.
1921 * expr.h (prepare_call_address): Update decl.
1922 * final.c (profile_function): Use targetm.calls.static_chain.
1923 * function.c (expand_function_start): Likewise.
1924 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
1925 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
1926 only clobber registers.
1927 * targhooks.c (default_static_chain): New.
1928 (default_asm_trampoline_template, default_trampoline_init): New.
1929 (default_trampoline_adjust_address): New.
1930 * targhooks.h: Declare them.
1931 * varasm.c (assemble_trampoline_template): Use
1932 targetm.asm_out.trampoline_template. Make the memory block const
1935 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
1936 alpha_initialize_trampoline. Make static. Merge VMS parameter
1937 differences into the TARGET_ABI_OPEN_VMS code block.
1938 (TARGET_TRAMPOLINE_INIT): New.
1939 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
1940 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
1941 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
1942 (INITIALIZE_TRAMPOLINE): Remove.
1944 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
1945 (TRAMPOLINE_TEMPLATE): Merge with ...
1946 (INITIALIZE_TRAMPOLINE): ... this and move ...
1947 * config/arc/arc.c (arc_trampoline_init): ... here.
1948 (TARGET_TRAMPOLINE_INIT): New.
1950 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1951 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1952 (arm_asm_trampoline_template): New.
1953 (arm_trampoline_init, arm_trampoline_adjust_address): New.
1954 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
1955 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
1956 code to arm_asm_trampoline_template.
1957 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
1958 arm_trampoline_adjust_address.
1959 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
1960 adjust for target hook parameters.
1962 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
1965 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
1966 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
1967 (bfin_trampoline_init): Rename from initialize_trampoline;
1968 make static; update for target hook parameters.
1969 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1970 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
1971 bfin_asm_trampoline_template.
1972 (INITIALIZE_TRAMPOLINE): Remove.
1974 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1975 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
1976 cris_trampoline_init): New.
1977 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
1978 cris_asm_trampoline_template.
1979 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
1980 adjust for target hook parameters.
1982 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
1984 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1985 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
1986 fr30_trampoline_init): New.
1987 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
1988 fr30_asm_trampoline_template.
1989 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
1990 adjust for target hook parameters.
1992 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
1993 (frv_trampoline_init): Rename from frv_initialize_trampoline;
1994 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
1995 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
1996 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
1998 * config/h8300/h8300.c (h8300_trampoline_init): New.
1999 (TARGET_TRAMPOLINE_INIT): New.
2000 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2001 to h8300_trampoline_init and adjust for hook parameters.
2003 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2004 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2005 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2006 make static; adjust for hook parameters.
2007 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2009 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2010 (TARGET_TRAMPOLINE_INIT): New.
2011 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2012 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2013 iq2000_asm_trampoline_template.
2014 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2015 (TRAMPOLINE_CODE_SIZE): New.
2016 (TRAMPOLINE_SIZE): Use it.
2017 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2019 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2020 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2021 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2022 adjust for hook parameters.
2023 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2025 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2026 (m32r_trampoline_init): New.
2027 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2028 m32r_trampoline_init.
2030 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2031 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2032 make static; update for hook parameters.
2033 * config/m68hc11/m68hc11-protos.h: Update.
2034 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2036 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2037 (TARGET_TRAMPOLINE_INIT): New.
2038 (mcore_function_value): Fix typo.
2039 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2040 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2041 to mcore_asm_trampoline_template.
2042 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2044 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2045 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2046 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2047 update for hook parameters.
2048 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2050 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2051 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2052 mips_trampoline_init): New.
2053 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2054 mips_asm_trampoline_template.
2055 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2056 update for hook parameters.
2058 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2059 (TARGET_TRAMPOLINE_INIT): New.
2060 (mmix_trampoline_size): Remove.
2061 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2062 make static. Remove out-of-date tetra vs octa comment.
2063 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2064 make static; update for hook parameters.
2065 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2066 (INITIALIZE_TRAMPOLINE): Remove.
2067 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2068 (TRAMPOLINE_ALIGNMENT): New.
2069 * gcc/config/mmix/mmix-protos.h: Update.
2071 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2072 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2073 mn10300_trampoline_init): New.
2074 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2075 mn10300_asm_trampoline_template.
2076 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2078 * config/moxie/moxie.c (moxie_static_chain,
2079 moxie_asm_trampoline_template, moxie_trampoline_init,
2080 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2081 TARGET_TRAMPOLINE_INIT): New.
2082 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2083 moxie_trampoline_init.
2084 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2085 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2087 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2088 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2089 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2090 pa_trampoline_adjust_address): New.
2091 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2092 pa_asm_trampoline_template.
2093 (TRAMPOLINE_ALIGNMENT): New.
2094 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2095 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2096 adjust for hook parameters.
2097 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2099 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2100 (TARGET_TRAMPOLINE_INIT): New.
2101 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2102 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2104 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2106 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2107 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2108 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2109 make static; adjust parameters for the hook.
2110 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2112 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2113 s390_trampoline_template; make static.
2114 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2115 make static; adjust for target hook.
2116 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2117 * config/s390/s390-protos.h: Remove trampoline decls.
2118 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2119 (TRAMPOLINE_TEMPLATE): Remove.
2120 (TRAMPOLINE_ALIGNMENT): New.
2122 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2123 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2124 (TARGET_TRAMPOLINE_INIT): New.
2125 (score_asm_trampoline_template): New.
2126 (score_trampoline_init): Rename from score_initialize_trampoline;
2127 make static; adjust for hook parameters.
2128 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2129 score[37]_asm_trampoline_template.
2130 (INITIALIZE_TRAMPOLINE): Remove.
2131 * config/score/score3.c (score3_asm_trampoline_template): New.
2132 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2133 adjust for target hook.
2134 * config/score/score7.c (score7_asm_trampoline_template): New.
2135 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2136 adjust for target hook.
2137 * config/score/score3.h, config/score/score7.h: Update.
2139 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2140 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2141 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2142 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2143 make static; adjust for target hook parameters.
2144 (sh_trampoline_adjust_address): New.
2145 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2146 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2148 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2149 (sparc32_initialize_trampoline): Rename from
2150 sparc_initialize_trampoline; make static; replace tramp parameter
2151 with m_tramp and update memory accesses.
2152 (sparc64_initialize_trampoline): Similarly.
2153 (sparc_trampoline_init): New.
2154 * config/sparc/sparc-protos.h: Remove trampoline decls.
2155 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2156 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2158 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2159 (array_to_constant): Make ARR parameter const.
2160 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2161 make static; update for hook parameters.
2162 * config/spu/spu-protos.h: Update decls.
2163 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2165 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2166 from xstormy16_initialize_trampoline; make static; update for
2168 (TARGET_TRAMPOLINE_INIT): New.
2169 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2171 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2172 (TARGET_TRAMPOLINE_INIT): New.
2173 (v850_can_eliminate): Make static.
2174 (v850_asm_trampoline_template, v850_trampoline_init): New.
2175 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2176 v850_asm_trampoline_template.
2177 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2178 and adjust for target hook parameters.
2180 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2181 (TARGET_TRAMPOLINE_INIT): New.
2182 (vax_asm_trampoline_template, vax_trampoline_init): New.
2183 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2184 vax_asm_trampoline_template.
2185 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2187 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2188 (TARGET_TRAMPOLINE_INIT): New.
2189 (xtensa_asm_trampoline_template): Rename from
2190 xtensa_trampoline_template; make static.
2191 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2192 make static; update for hook parameters.
2193 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2194 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2195 (INITIALIZE_TRAMPOLINE): Remove.
2197 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2198 error for nested functions with regparm=3.
2199 (ix86_compute_frame_layout): Adjust frame pointer offset for
2200 ix86_static_chain_on_stack.
2201 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2202 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2203 don't reset to UNITS_PER_WORD.
2204 (ix86_emit_leave): Adjust ix86_cfa_state.
2205 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2206 (ix86_static_chain): New.
2207 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2208 make static; update for target hook parameters; use ix86_static_chain.
2209 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2210 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2211 (INITIALIZE_TRAMPOLINE): Remove.
2212 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2213 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2214 to the end. Add static_chain_on_stack.
2215 (ix86_static_chain_on_stack): New.
2217 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2218 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2219 (m68k_trampoline_init): New.
2220 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2221 m68k_trampoline_init and adjust for hook parameters.
2222 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2223 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2225 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2227 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2228 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2230 * reload1.c (reload): Call wrap_constant when substituting
2231 reg for equiv inside of DEBUG_INSNs.
2234 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2235 add_call_src_coords_attributes, add_high_low_attributes,
2236 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2237 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2238 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2239 when -gdwarf-2 -gstrict-dwarf.
2240 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2241 -gdwarf-[23] -gstrict-dwarf.
2242 (address_of_int_loc_descriptor, loc_descriptor,
2243 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2244 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2245 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2247 2009-09-22 Richard Guenther <rguenther@suse.de>
2249 PR tree-optimization/41428
2250 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2251 (ccp_finalize): Pass it to substitute_and_fold.
2253 2009-09-22 Richard Guenther <rguenther@suse.de>
2255 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2256 (substitute_and_fold): Adjust prototype.
2257 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2258 (simplify_stmt_using_ranges): Likewise.
2259 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2260 (vrp_fold_stmt): New function.
2261 (vrp_finalize): Pass it to substitute_and_fold.
2262 * tree-flow.h (vrp_evaluate_conditional): Remove.
2263 (simplify_stmt_using_ranges): Likewise.
2264 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2265 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2266 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2268 (fold_predicate_in): Move to tree-vrp.c.
2269 (substitute_and_fold): Use the callback instead of calling into
2270 tree-vrp.c functions directly.
2272 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2274 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2275 comparison warning on rs6000.
2278 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2279 GIMPLE_EH_MUST_NOT_THROW cleanup.
2280 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2282 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2285 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2286 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2287 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2288 libSystem which is derived from the gcc 4.2.1 unwinder.
2290 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2293 * varasm.c (default_encode_section_info): Copy TLS model into
2294 sym_ref flags regardless of backend support for TLS, for all
2295 model types except TLS_MODEL_EMULATED.
2297 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2300 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2301 we can handle it correctly.
2303 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2305 * doc/install.texi (os2): Remove section.
2307 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2309 * doc/standards.texi (Objective-C): Adjust two URLs.
2311 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2313 * tree-tailcall.c (process_assignment): Don't check if a
2314 multiplication or an addition are already present.
2315 (find_tail_calls): Combine multiple additions and multiplications.
2316 (adjust_accumulator_values): Emit accumulators.
2318 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2320 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2321 xmm register restore.
2323 2009-09-21 Jan Hubicka <jh@suse.cz>
2325 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2326 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2329 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2331 * stor-layout.c (layout_type): Remove obsolete code.
2333 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2336 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2338 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2341 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2342 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2343 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2344 * fold-const.c (const_binop): Likewise.
2345 * real.h (do_mpc_arg2): Update prototype.
2347 2009-09-20 Jan Hubicka <jh@suse.cz>
2349 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2350 (add_location_or_const_value_attribute): Rewrite using
2352 (tree_add_const_value_attribute): Return true if successful.
2353 (tree_add_const_value_attribute_for_decl): Likewise.
2355 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2356 (loc_descriptor): ... here;
2357 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2358 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2359 pool items that was not marked for output.
2360 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2361 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2362 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2363 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2364 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2365 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2366 DW_OP_stack_value to get address of items that are not available
2368 (dw_loc_list): Handle single element lists correctly.
2370 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2371 Pascal Obry <obry@adacore.com>
2373 * unwind-dw2-fde.c (classify_object_over_fdes):
2374 Cast the constant 1 to _Unwind_Ptr.
2375 (add_fdes): Likewise.
2376 (linear_search_fdes): Likewise.
2378 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2380 * stor-layout.c (set_sizetype): Avoid useless type copy.
2382 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2384 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2386 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2387 * configure, config.in: Regenerate.
2388 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2390 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2391 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2392 for global data if the output could be used in a shared library.
2393 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2394 to 0 if TARGET_WRITABLE_EH_FRAME.
2396 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2398 PR rtl-optimization/39886
2399 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2400 just when insn is equal to BB_END (bb).
2402 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2404 * config/mips/mips.opt (mrelax-pic-calls): New option.
2405 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2407 (mips_unspec_call): Change "unspec_call" expander into this.
2408 (mips_strip_unspec_call): New function.
2409 (mips_got_load): Call mips_unspec_call instead of
2410 gen_unspec_call<mode>.
2411 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2413 (mips_cfg_in_reorg): New function.
2414 (mips16_lay_out_constants): Use it to decide whether to call
2415 CFG-aware insn splitting.
2416 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2417 mips_reorg. Move DF set-up code from here ...
2418 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2420 (mips_reorg): Call mips_df_reorg instead of
2421 r10k_insert_cache_barriers. Move CFG set-up code here from
2422 r10k_insert_cache_barriers.
2423 (mips_call_expr_from_insn): New function.
2424 (mips_pic_call_symbol_from_set): Likewise.
2425 (mips_find_pic_call_symbol): Likewise.
2426 (mips_annotate_pic_call_expr): Likewise.
2427 (mips_get_pic_call_symbol): Likewise.
2428 (mips_annotate_pic_calls): Likewise.
2429 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2431 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2432 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2433 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2435 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2436 (unspec_call<mode>): Remove it.
2437 (sibcall_internal, sibcall_value_internal,
2438 sibcall_value_multiple_internal, call_internal, call_split,
2439 call_value_internal, call_value_split,
2440 call_value_multiple_internal, call_value_multiple_split): Pass
2441 SIZE_OPNO to MIPS_CALL.
2442 (call_internal_direct, call_direct_split,
2443 call_value_internal_direct, call_value_direct_split): Pass -1 as
2444 SIZE_OPNO to MIPS_CALL.
2445 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2446 * configure: Regenerate.
2447 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2448 and -mno-relax-pic-calls.
2449 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2451 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2454 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2455 in the directory this rule is called from, rather than the
2456 toplevel 'gcc' directory, to fix in-tree build.
2458 2009-09-19 Chris Demetriou <cgd@google.com>
2460 PR preprocessor/28435:
2461 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2462 to cpplib that the preprocessor output is needed.
2464 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2466 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2467 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2468 *return_and_restore_fpregs_<mode>,
2469 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2472 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2473 instead of assuming it has always a REG inside of it.
2475 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2477 * config/freebsd.h: Update comment on types.
2478 (WINT_TYPE): Define.
2480 2009-09-18 Jason Merrill <jason@redhat.com>
2482 * c.opt: Add -fno-deduce-init-list.
2484 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2486 * value-prof.c (interesting_stringop_to_profile_p): Added output
2487 argument to indicate which parameter is the size parameter.
2488 * value-prof.c (gimple_stringop_fixed_value): Use
2489 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2490 * value-prof.c (gimple_stringops_transform): Update call sites to
2491 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2493 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2496 From David Binderman <dcb314@hotmail.com>:
2497 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2498 local variable f. Remove stale comments.
2499 (ix86_compute_frame_layout): Remove useless local variable total_size.
2500 Remove #if 0'd code.
2501 (legitimate_address_p): Remove useless local variables
2502 reason_rtx and reason.
2503 (ix86_split_copysign_const): Remove useless local variable op1.
2504 (scale_counter): Remove useless local variable piece_size_mask.
2506 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2508 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2511 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2514 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2516 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2518 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2521 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2523 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2524 DW_OP_implicit_value even without dwarf_version 4.
2526 2009-09-17 Jan Hubicka <jh@suse.cz>
2528 * dwarf2out.c: Include tree-pass.h and gimple.h.
2529 (loc_list_plus_const): New function.
2530 (loc_descriptor_from_tree_1): Rename to ...
2531 (loc_descriptor_from_tree): ... remove original.
2532 (loc_list_from_tree): New function.
2533 (add_AT_location_description): Accept location list.
2534 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2535 (concatn_mem_loc_descriptor): Remove.
2536 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2538 (secname_for_decl): Move up.
2539 (hidden_reference_p): New function; break out from ...
2540 (loc_by_refernece): ... here; move up.
2541 (dw_loc_list): New function.
2542 (single_element_loc_list): New function.
2543 (single_element_loc_list_p): New function.
2544 (add_loc_descr_to_each): New function.
2545 (add_loc_list): New function.
2546 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2547 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2548 add diagnostics why expansion failed.
2549 (add_location_or_const_value_attribute): Support location lists.
2550 (add_bound_info): Likewise.
2551 (descr_info_loc): Update call of loc_descriptor_from_tree.
2552 (gen_variable_die): Work on location lists.
2553 * final.c (pass_final): Add dump file.
2554 * Makefile.in (dwarf2out.o): Add new dependencies.
2556 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2559 * real.c decimal_from_integer, decimal_integer_string): New.
2560 (real_from_integer): Use them as special case for decimal float.
2561 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2562 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2563 Do not append zero after the decimal point in string to convert.
2565 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2567 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2568 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2570 2009-09-17 Martin Jambor <mjambor@suse.cz>
2572 * common.opt (fipa-sra): New switch.
2573 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2574 * timevar.def (TV_IPA_SRA): New timevar.
2575 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2576 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2577 * tree-sra.c: Include cgraph.c.
2578 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2579 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2580 and grp_not_necessarilly_dereferenced.
2581 (func_param_count): New variable.
2582 (encountered_apply_args): New variable.
2583 (bb_dereferences): New variable.
2584 (final_bbs): New variable.
2585 (no_accesses_representant): New variable.
2586 (no_accesses_p): New function.
2587 (dump_access): Dump the new fields.
2588 (sra_initialize): Set encountered_apply_args to false.
2589 (get_ssa_base_param): New function.
2590 (mark_parm_dereference): New function.
2591 (create_access): Caring for INIDRECT_REFs and different handling of
2592 varialble length accesses in early IPA SRA. Store the stmt - a new
2593 parameter - to the new access.
2594 (build_access_from_expr_1): New parameter stmt, passed to
2595 create_access. Handle INDIRECT_REFs.
2596 (build_access_from_expr): Pass the current statement to
2597 build_access_from_expr_1.
2598 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2600 (build_accesses_from_assign): Pass the current statement to
2601 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2602 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2603 final_bbs when necessary. Check for calls to __builtin_apply_args.
2604 Fixup EH info if anythng was changed.
2605 (is_unused_scalar_param): New function.
2606 (ptr_parm_has_direct_uses): New function.
2607 (find_param_candidates): New function.
2608 (mark_maybe_modified): New function.
2609 (analyze_modified_params): New function.
2610 (propagate_dereference_distances): New function.
2611 (dump_dereferences_table): New function.
2612 (analyze_caller_dereference_legality): New function.
2613 (unmodified_by_ref_scalar_representative): New function.
2614 (splice_param_accesses): New function.
2615 (decide_one_param_reduction): New function.
2616 (enum ipa_splicing_result): New type.
2617 (splice_all_param_accesses): New function.
2618 (get_param_index): New function.
2619 (turn_representatives_into_adjustments): New function.
2620 (analyze_all_param_acesses): New function.
2621 (get_replaced_param_substitute): New function.
2622 (get_adjustment_for_base): New function.
2623 (replace_removed_params_ssa_names): New function.
2624 (sra_ipa_reset_debug_stmts): New function.
2625 (sra_ipa_modify_expr): New function.
2626 (sra_ipa_modify_assign): New function.
2627 (convert_callers): New function.
2628 (modify_function): New function.
2629 (ipa_sra_preliminary_function_checks): New function.
2630 (ipa_early_sra): New function.
2631 (ipa_early_sra_gate): New function.
2632 (pass_early_ipa_sra): New variable.
2633 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2635 2009-09-17 Michael Matz <matz@suse.de>
2638 * tree.c (build_type_attribute_qual_variant): Export.
2639 * tree.h (build_type_attribute_qual_variant): Declare.
2640 * tree-inline.c (remap_type_1): Use it to build variants with
2641 the original qualifiers and attributes.
2643 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2645 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2646 without a fallthrough edge.
2648 2009-09-16 DJ Delorie <dj@redhat.com>
2650 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2651 chip and ignore the "fast_interrupt" attribute if so.
2653 2009-09-16 Richard Henderson <rth@redhat.com>
2656 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2659 2009-09-16 Richard Henderson <rth@redhat.com>
2662 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2663 is set only if DECL_NO_STATIC_CHAIN is unset.
2664 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2665 (FOR_EACH_NEST_INFO): New.
2666 (walk_all_functions): Use it.
2667 (finalize_nesting_tree): Likewise.
2668 (unnest_nesting_tree): Likewise.
2669 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2670 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2671 (convert_gimple_call): Early out if gimple_call_chain already set.
2672 (convert_all_function_calls): Iterate until no new functions
2673 require a static chain.
2674 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2675 when building a trampoline. Use dump_function_to_file instead
2677 (lower_nested_functions): Open dump_file. Validate that decls
2678 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2679 bit reset by this pass.
2681 2009-09-16 Michael Matz <matz@suse.de>
2684 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2685 shorten decl_common_unused.
2686 (DECL_RESTRICTED_P): New accessor.
2687 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2688 to disambiguate marked decls and restrict pointers.
2690 2009-09-16 Richard Henderson <rth@redhat.com>
2693 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2695 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2697 * integrate.c (set_block_abstract_flags): Call
2698 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2700 2009-09-16 Richard Guenther <rguenther@suse.de>
2703 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2706 2009-09-16 DJ Delorie <dj@redhat.com>
2707 Kaz Kojima <kkojima@gcc.gnu.org>
2709 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2710 (sh_expand_prologue): Update calls to output_stack_adjust.
2711 (sh_expand_epilogue): Likewise.
2713 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2716 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2717 trying to limit the extent of searches in the insn stream.
2719 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2720 Jakub Jelinek <jakub@redhat.com>
2724 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2726 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2727 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2728 (rs6000_savres_strategy): Always save FP registers inline if the
2729 target doesn't support hardware double-precision. Set the above
2730 bits in return value when needed.
2731 (rs6000_savres_routine_sym): Fix computation for cache selector.
2732 Mark the generated symbol as a function. Rename exitp argument to
2733 lr. Move code for determining the name of the symbol...
2734 (rs6000_savres_routine_name): ...here. New function. Add cases for
2735 getting the names right on AIX and 64-bit Linux.
2736 (savres_routine_name): New variable.
2737 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2738 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2739 on what the target routine uses as a base register. If savep && lr
2740 describe saving of r0 into memory slot.
2741 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2742 line calls for AIX ABI.
2743 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2744 determine FP save/restore functions.
2745 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2746 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2748 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2749 Duplicate restoration of LR and execute the appropriate one
2750 depending on whether GPRs are being restored inline. Set r11 from
2751 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2752 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2753 Fix out of line calls for AIX ABI.
2754 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2756 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2758 (*restore_gpregs_spe): Likewise.
2759 (*return_and_restore_gpregs_spe): Likewise.
2760 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2761 Define to empty string unconditionally.
2762 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2763 Define to empty string unconditionally.
2764 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2767 2009-09-15 Jan Hubicka <jh@suse.cz>
2769 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2770 * params.def (inline-insns-auto): Likewise.
2772 2009-09-15 Martin Jambor <mjambor@suse.cz>
2774 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2775 individual statements only at TDF_DETAILS dump level. Format
2776 source for 80 characters per line.
2778 2009-09-15 Christian Bruel <christian.bruel@st.com>
2780 * regrename.c (do_replace): Update REG_DEAD notes.
2782 2009-09-15 Revital Eres <eres@il.ibm.com>
2784 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2785 * targhooks.c (default_builtin_support_vector_misalignment):
2786 New builtin function.
2787 * targhooks.h (default_builtin_support_vector_misalignment):
2789 * target.h (builtin_support_vector_misalignment):
2790 New field in struct gcc_target.
2791 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2792 new builtin function.
2793 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2795 * config/rs6000/rs6000.c
2796 (rs6000_builtin_support_vector_misalignment): New function.
2797 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2799 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2801 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2803 (bfin_optimize_loop): Likewise.
2804 (bfin_gen_bundles): Likewise.
2805 (workaround_speculation): Likewise.
2806 (find_load): Return NULL_RTX for debug_insn.
2808 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
2810 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
2813 2009-09-14 DJ Delorie <dj@redhat.com>
2815 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2816 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
2819 2009-09-14 Richard Henderson <rth@redhat.com>
2820 Jakub Jelinek <jakub@redhat.com>
2822 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
2823 * cfgbuild.c (make_edges): Handle asm goto.
2824 * cfglayout.c (fixup_reorder_chain): Likewise.
2825 * cfgrtl.c (patch_jump_insn): Likewise.
2826 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
2827 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
2828 (gimple_build_asm_vec): Add and use labels parameter.
2829 (gimple_build_asm): Remove.
2830 (walk_gimple_asm): Walk labels too.
2831 * gimple.def (GIMPLE_ASM): Update docs.
2832 * gimple.h: Update decls.
2833 (struct gimple_statement_asm): Change nc to use unsigned char;
2835 (gimple_asm_nlabels): New.
2836 (gimple_asm_label_op, gimple_asm_set_label_op): New.
2837 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
2838 into gimple_build_asm_vec.
2839 * jump.c (mark_jump_label_asm): New.
2840 (mark_jump_label): Use it.
2841 (redirect_jump_1): Handle asm goto.
2842 (invert_jump_1): Soft fail if X is null.
2843 * recog.c (extract_asm_operands): New.
2844 (asm_noperands): Use it; handle asm labels.
2845 (decode_asm_operands): Use extract_asm_operands.
2846 (asm_operand_ok): Properly handle empty string.
2847 * reg-stack.c (get_asm_operands_in_out): Rename from
2848 get_asm_operand_n_inputs; use extract_asm_operands; return both
2849 inputs and outputs by reference; update all callers.
2850 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
2851 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
2852 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
2853 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
2854 (extract_asm_operands): Declare.
2855 * stmt.c (expand_asm_operands): Add and use labels parameter.
2856 (check_unique_operand_names): Likewise.
2857 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
2858 (expand_asm_stmt): Handle asm labels.
2859 * tree-cfg.c (make_gimple_asm_edges): New.
2860 (make_edges): Use it.
2861 (cleanup_dead_labels): Handle asm labels.
2862 (is_ctrl_altering_stmt): Likewise.
2863 (gimple_redirect_edge_and_branch): Likewise.
2864 * tree.def (ASM_EXPR): Add 5th operand.
2865 * tree.h (ASM_LABELS): New.
2866 (resolve_asm_operand_names): Update decl.
2868 * c-parser.c (c_parser_asm_statement): Parse asm goto.
2869 (c_parser_asm_goto_operands): New.
2870 * c-tree.h (build_asm_expr): Update decl.
2871 * c-typeck.c (build_asm_expr): Add and use labels parameter.
2872 * doc/extend.texi: Document asm goto.
2874 2009-09-14 Richard Henderson <rth@redhat.com>
2876 * except.h: Update declarations.
2877 (struct pointer_map_t): Forward declare.
2878 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
2879 (struct eh_landing_pad_d, eh_landing_pad): New.
2880 (struct eh_catch_d, eh_catch): New.
2881 (struct eh_region_d): Remove next_region_sharing_label, aka,
2882 label, tree_label, landing_pad, post_landing_pad, resume,
2883 may_contain_throw. Rename region_number to index. Remove
2884 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
2885 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
2886 (VEC(eh_landing_pad,gc)): New.
2887 (struct eh_status): Remove last_region_number. Add lp_array,
2888 throw_stmt_table, ttype_data, ehspec_data.
2889 (ehr_next, FOR_ALL_EH_REGION_AT): New.
2890 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
2891 * except.c (lang_protect_cleanup_actions): Return tree.
2892 (struct ehl_map_entry): Remove.
2893 (init_eh_for_function): Push zero entries for region and lp_array.
2894 (gen_eh_region): Add to region_array immediately.
2895 (gen_eh_region_catch): Operate on eh_catch objects.
2896 (gen_eh_landing_pad): New.
2897 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
2898 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
2899 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
2900 (get_eh_landing_pad_from_number_fn): New.
2901 (get_eh_landing_pad_from_number): New.
2902 (get_eh_region_from_lp_number_fn): New.
2903 (get_eh_region_from_lp_number): New.
2904 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
2905 (get_exception_pointer, get_exception_filter): Remove.
2906 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
2907 (current_function_has_exception_handlers): Simplify.
2908 (bring_to_root, eh_region_replaceable_by_p): Remove.
2909 (replace_region, hash_type_list, hash_eh_region): Remove.
2910 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
2911 (label_to_region_map, num_eh_regions): Remove.
2912 (get_next_region_sharing_label, must_not_throw_labels): Remove.
2913 (find_exception_handler_labels): Remove.
2914 (duplicate_eh_regions_0, find_prev_try): Remove.
2915 (struct duplicate_eh_regions_data): New.
2916 (duplicate_eh_regions_1): Rewrite.
2917 (duplicate_eh_regions): Return a pointer map instead of an
2919 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
2920 (redirect_eh_edge_to_label): Remove.
2921 (eh_region_outermost): Rewrite using eh_region pointers
2922 instead of integers.
2923 (add_ttypes_entry): Update for ttype_data move to eh_status.
2924 (add_ehspec_entry): Rewrite with VEC instead of varray.
2925 (assign_filter_values): Likewise. Export.
2926 (build_post_landing_pads, connect_post_landing_pads): Remove.
2927 (dw2_build_landing_pads): Rewrite to use lp_array.
2928 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
2929 (sjlj_assign_call_site_values): Rewrite to use lp_array.
2930 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
2931 (sjlj_mark_call_sites): Update for landing pad numbers.
2932 (finish_eh_generation): Rewrite.
2933 (gate_handle_eh): Do nothing for no eh tree.
2934 (pass_rtl_eh): Move up near finish_eh_generation.
2935 (remove_eh_landing_pad): New.
2936 (remove_eh_handler): Export.
2937 (remove_eh_region, remove_eh_handler_and_replace): Remove.
2938 (for_each_eh_label): Rewrite to use lp_array.
2939 (make_reg_eh_region_note): New.
2940 (make_reg_eh_region_note_nothrow_nononlocal): New.
2941 (insn_could_throw_p): New.
2942 (copy_reg_eh_region_note_forward): New.
2943 (copy_reg_eh_region_note_backward): New.
2944 (check_handled, add_reachable_handler): Remove.
2945 (reachable_next_level, foreach_reachable_handler): Remove.
2946 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
2947 (get_eh_region_and_lp_from_rtx): New.
2948 (get_eh_region_from_rtx): New.
2949 (can_throw_internal_1, can_throw_external_1): Remove.
2950 (can_throw_internal): Use get_eh_region_from_rtx.
2951 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
2952 (insn_nothrow_p, can_nonlocal_goto): New.
2953 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
2954 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
2955 (add_action_record): Use VEC not varray.
2956 (collect_one_action_chain): Update for eh_region changes.
2957 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
2958 Use get_eh_region_and_lp_from_rtx.
2959 (gate_convert_to_eh_region_ranges): New.
2960 (pass_convert_to_eh_region_ranges): Use it.
2961 (push_uleb128, push_sleb128): Use VEC not varray.
2962 (output_one_function_exception_table): Likewise.
2963 (dump_eh_tree): Update for eh_region changes.
2964 (verify_eh_tree): Likewise.
2965 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
2966 * tree-eh.c: Include target.h.
2967 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
2968 Don't disallow GIMPLE_RESX; adjust argument check.
2969 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
2970 (record_stmt_eh_region): Update for landing pad numbers;
2971 generate a landing pad if necessary.
2972 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
2973 (remove_stmt_from_eh_lp_fn): Similarly.
2974 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
2975 Update for lp numbers; don't special case missing throw_stmt_table.
2976 (lookup_expr_eh_lp): Similarly.
2977 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
2978 (eh_seq, eh_region_may_contain_throw): New.
2979 (struct leh_state): Add ehp_region.
2980 (struct leh_tf_state): Remove eh_label.
2981 (emit_post_landing_pad): New.
2982 (emit_resx, emit_eh_dispatch): New.
2983 (note_eh_region_may_contain_throw): New.
2984 (frob_into_branch_around): Take eh_region not eh label;
2985 emit eh code into eh_seq.
2986 (honor_protect_cleanup_actions): Early exit for no actions. Don't
2987 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
2988 lower_eh_must_not_throw. Emit code to eh_seq.
2989 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
2990 (lower_try_finally_onedest): Likewise.
2991 (lower_try_finally_copy): Likewise.
2992 (lower_try_finally_switch): Likewise.
2993 (lower_try_finally): Initialize ehp_region.
2994 (lower_catch): Update for eh_catch objects.
2995 (lower_eh_filter): Don't handle must_not_throw.
2996 (lower_eh_must_not_throw): New.
2997 (lower_cleanup): Don't set eh_label.
2998 (lower_eh_constructs_2): Resolve eh builtins.
2999 Handle GIMPLE_EH_MUST_NOT_THROW.
3000 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3001 Add eh_seq to the end of the function body.
3002 (make_eh_dispatch_edges): New.
3003 (make_eh_edge): Remove.
3004 (make_eh_edges): Simplify for landing pads.
3005 (redirect_eh_edge_1): New.
3006 (redirect_eh_edge): Use it.
3007 (redirect_eh_dispatch_edge): New.
3008 (stmt_could_throw_p): Use a switch. Allow RESX.
3009 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3010 (stmt_can_throw_internal): Likewise.
3011 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3012 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3013 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3014 (gate_refactor_eh): New.
3015 (pass_refactor_eh): Use it.
3016 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3017 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3018 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3019 (remove_unreachable_handlers): Rename from
3020 tree_remove_unreachable_handlers; rewrite for landing pads;
3021 call remove_eh_handler directly.
3022 (remove_unreachable_handlers_no_lp): New.
3023 (unsplit_eh, unsplit_all_eh): New.
3024 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3025 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3026 (cleanup_empty_eh_unsplit): New.
3027 (cleanup_empty_eh): Rewrite.
3028 (cleanup_all_empty_eh): New.
3029 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3030 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3031 (gate_cleanup_eh): New.
3032 (pass_cleanup_eh): Use it.
3033 (verify_eh_edges): Move later in file. Expect one EH edge.
3034 (verify_eh_dispatch_edge): New.
3036 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3037 (gtype-desc.o): Add TARGET_H.
3038 (tree.o): Use EXCEPT_H, not except.h.
3039 (cfgbuild.o): Add EXPR_H.
3040 (GTFILES): Add vecprim.h.
3041 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3042 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3043 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3044 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3045 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3046 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3047 calls to can_throw_internal.
3048 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3049 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3050 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3051 (expand_gimple_stmt): Use make_reg_eh_region_note.
3052 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3053 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3054 or find_exception_handler_labels.
3055 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3056 there is exacly one EH edge. Use can_nonlocal_goto and
3058 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3059 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3060 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3061 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3062 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3063 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3064 * dse.c (scan_insn): Use insn_could_throw_p.
3065 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3066 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3067 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3068 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3069 EXC_PTR_EXPR or FILTER_EXPR.
3070 (tree_expr_nonzero_warnv_p): Likewise.
3071 * function.h: Include vecprim.h, not varray.h
3072 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3073 move ttype_data and ehspec_data members to struct eh_status; change
3074 action_record_data member to a VEC.
3075 * gcse.c (hash_scan_set): Use can_throw_internal.
3076 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3077 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3078 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3079 (block_may_fallthru): Don't handle RESX_EXPR.
3080 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3081 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3082 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3083 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3084 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3085 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3086 (gimple_size): Likewise.
3087 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3088 (gimple_build_resx): Use gimple_build_with_ops.
3089 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3090 (is_gimple_val): Likewise.
3091 (is_gimple_stmt): Remove RESX_EXPR.
3092 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3093 (GIMPLE_RESX): Reorder with other EH constructs.
3094 * gimple.h (struct gimple_statement_eh_mnt): New.
3095 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3096 (gimple_eh_filter_must_not_throw): Remove.
3097 (gimple_eh_filter_set_must_not_throw): Remove.
3098 (gimple_eh_must_not_throw_fndecl): New.
3099 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3100 (is_gimple_resx): New.
3101 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3102 Don't copy EH_FILTER_MUST_NOT_THROW.
3103 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3104 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3105 handle must_not_throw_labels specially.
3106 * ipa-pure-const.c (check_call): Update debug statement for LP.
3107 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3108 * ipa-utils.c (get_base_var): Likewise.
3109 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3110 * lower-subreg.c (move_eh_region_note): Remove.
3111 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3112 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3113 (create_task_copyfn): Likewise.
3114 (maybe_catch_exception): Use gimple_build_eh_filter.
3115 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3116 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3117 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3118 and pass_lower_resx.
3119 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3120 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3121 can_throw_internal, can_nonlocal_goto.
3122 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3123 copy_reg_eh_region_note_forward.
3124 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3125 (emit_output_reload_insns): Likewise.
3126 (copy_eh_notes): Remove.
3127 * rtl.def (RESX): Remove.
3128 * rtl.h: Update declarations.
3129 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3130 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3131 (update_eh_label): Remove.
3132 (cleanup_dead_labels_eh): New.
3133 (cleanup_deal_labels): Use it instead of update_eh_label.
3134 (gimple_merge_blocks): Update landing pad data structure when
3135 removing a landing pad label.
3136 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3137 test; handle GIMPLE_EH_MUST_NOT_THROW.
3138 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3139 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3140 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3141 (verify_stmt): Likewise. Verify landing pads.
3142 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3143 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3144 (struct move_stmt_d): Add eh_map.
3145 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3146 (move_stmt_r): Remap eh region numbers in builtin calls,
3147 resx and eh_dispatch.
3148 (move_block_to_fn): Remove eh_offset parameter. Use
3149 maybe_duplicate_eh_stmt_fn.
3150 (find_outermost_region_in_block): Operate on eh_region pointers
3151 instead of region numbers.
3152 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3153 duplicate_eh_regions.
3154 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3155 test earlier. Disallow EH landing pads.
3156 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3157 * tree-flow.h: Update declarations.
3158 (struct tree_ann_common_d): Replace rn with lp_nr.
3159 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3160 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3161 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3162 resx and eh_dispatch.
3163 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3164 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3165 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3166 from duplicate_eh_regions.
3167 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3168 update RESX; handle EH_DISPATCH.
3169 (expand_call_inline): Set eh_lp_nr, not eh_region.
3170 (maybe_inline_call_in_expr): Likewise.
3171 * tree-inline.h (struct copy_body_data): Replace eh_region with
3172 eh_lp_nr, eh_region_offset with eh_map.
3173 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3174 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3175 * tree-pretty-print.c (dump_generic_node): Don't handle
3176 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3177 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3178 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3179 EXC_PTR_EXPR, FILTER_EXPR.
3180 * tree-ssa-operands.c (get_expr_operands): Likewise.
3181 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3182 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3183 (ao_ref_init_from_vn_reference): Likewise.
3184 * tree-ssa-sink.c (statement_sink_location): Likewise.
3185 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3186 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3187 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3188 EXC_PTR_EXPR, FILTER_EXPR.
3189 (is_exception_related): Remove.
3190 (compute_avail): Don't call it.
3191 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3192 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3193 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3194 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3196 (build_resx): Remove.
3197 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3198 * tree.h: Update declarations.
3199 (EH_FILTER_MUST_NOT_THROW): Remove.
3200 (struct tree_label_decl): Add eh_landing_pad_nr.
3201 (EH_LANDING_PAD_NR): New.
3202 * value-prof.c (gimple_ic): Tidy variable names. Update for
3203 landing pad numbers.
3204 (gimple_stringop_fixed_value): Tidy variable names. Assert
3205 that neither call stmt can throw.
3206 * vecprim.h (uchar): New.
3207 (VEC(uchar,heap), VEC(uchar,gc)): New.
3209 * c-common.c (c_define_builtins): Update call to
3210 build_common_builtin_nodes.
3211 * c-parser.c (c_parse_file): Don't call
3212 default_init_unwind_resume_libfunc.
3214 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3216 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3217 (mips_cprestore_address_p): Likewise.
3218 (mips_save_gp_to_cprestore_slot): Likewise.
3219 (mips_restore_gp): Rename to...
3220 (mips_restore_gp_from_cprestore_slot): ...this.
3221 (mips_must_initialize_gp_p): Declare.
3222 (mips_emit_save_slot_move): Likewise.
3223 (mips_output_load_label): Return nothing.
3224 (mips_eh_uses): Declare.
3225 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3226 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3227 (TARGET_ABSOLUTE_JUMPS): Likewise.
3228 (EH_USES): Likewise.
3229 (FIRST_PSEUDO_REGISTER): Update comment.
3230 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3231 (MIPS_CALL): ...here.
3232 (REGISTER_NAMES): Add $cprestore.
3233 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3234 Add load_label_length, has_inflexible_gp_insn_p,
3235 has_flexible_gp_insn_p, must_initialize_gp_p and
3236 must_restore_gp_when_clobbered_p.
3237 (mips_expand_call): Don't generate split instructions here.
3238 (mips_split_call): Update the call to mips_restore_gp after
3239 the above name change.
3240 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3241 (mips_find_gp_ref): New function.
3242 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3243 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3244 (mips_insn_has_flexible_gp_ref_p): Likewise.
3245 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3246 (mips_function_has_gp_insn): Delete.
3247 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3248 Use the new functions above. Only return INVALID_REGNUM
3249 for TARGET_ABSOLUTE_JUMPS.
3250 (mips_must_initialize_gp_p): New function.
3251 (mips_get_cprestore_base_and_offset): New function, extracted from...
3252 (mips_cprestore_slot): ...here. Take a bool parameter.
3253 (mips_cfun_has_cprestore_slot_p): New function.
3254 (mips_cprestore_address_p): Likewise.
3255 (mips_save_gp_to_cprestore_slot): Likewise.
3256 (mips_restore_gp): Rename to...
3257 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3258 epilogue_completed. Update the call to mips_cprestore_slot.
3259 Test cfun->machine->must_restore_gp_when_clobbered_p.
3260 (mips_direct_save_slot_move_p): New function.
3261 (mips_emit_save_slot_move): Likewise.
3262 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3263 of cfun->machine->global_pointer.
3264 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3265 (mips_save_reg): Use mips_emit_save_slot_move.
3266 (mips_expand_prologue): Set must_initialize_gp_p.
3267 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3268 for all cprestore saves. Emit a use_cprestore instruction after
3269 setting up the cprestore slot.
3270 (mips_restore_reg): Use mips_emit_save_slot_move.
3271 (mips_process_load_label): New function.
3272 (mips_load_label_length): Likewise.
3273 (mips_output_load_label): Don't return asm: output it here instead.
3274 Use mips_process_load_label.
3275 (mips_adjust_insn_length): Adjust the length of branch instructions
3276 that have length MAX_PIC_BRANCH_LENGTH.
3277 (mips_output_conditional_branch): Update the call to
3278 mips_output_load_label. Assume the branch target is OPERANDS[0]
3279 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3280 (mips_output_order_conditional_branch): Swap the meaning of
3281 OPERANDS[0] and OPERANDS[1].
3282 (mips_variable_issue): Don't count ghost instructions.
3283 (mips_expand_ghost_gp_insns): New function.
3284 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3285 (mips_output_mi_thunk): Set must_initialize_gp_p.
3286 (mips_eh_uses): New function.
3287 * config/mips/predicates.md (cprestore_save_slot_operand)
3288 (cprestore_load_slot_operand): New predicates.
3289 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3290 (UNSPEC_MOVE_GP): Likewise.
3291 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3292 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3293 (CPRESTORE_SLOT_REGNUM): New register.
3294 (MAX_PIC_BRANCH_LENGTH): New constant.
3295 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3296 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3297 branches. Fix commentary.
3298 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3299 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3300 Change type to "ghost".
3301 (loadgp_absolute_<mode>): Likewise.
3302 (loadgp_rtp_<mode>): Likewise.
3303 (copygp_mips16): Likewise.
3304 (loadgp_blockage): Remove redundant mode attribute.
3305 (potential_cprestore): New instruction.
3306 (cprestore): Turn into an unspec set.
3307 (use_cprestore): New instruction.
3308 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3309 (*branch_fp_inverted): Likewise.
3310 (*branch_order<mode>): Likewise.
3311 (*branch_order<mode>_inverted): Likewise.
3312 (*branch_equality<mode>): Likewise.
3313 (*branch_equality<mode>_inverted): Likewise.
3314 (*branch_bit<bbv><mode>): Likewise.
3315 (*branch_bit<bbv><mode>_inverted): Likewise.
3316 (*branch_equality<mode>_mips16): Remove redundant mode.
3317 (jump): Turn into a define_expand.
3318 (*jump_absolute): New instruction.
3319 (*jump_pic): Likewise.
3320 (*jump_mips16): Rename previously-unnamed pattern. Remove
3321 redundant mode attribute.
3322 (restore_gp): Split on epilogue_completed rather than
3323 reload_completed. Change type to "ghost".
3324 (move_gp<mode>): New instruction.
3325 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3326 Remove redundant mode attribute.
3327 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3328 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3329 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3331 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3334 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3335 are returned in the same register (vs34 or v2) that Altivec vector
3336 types are returned in.
3337 (rs6000_libcall_value): Ditto.
3340 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3341 instead of explicit addsi3/adddi3 calls.
3342 (rs6000_split_multireg_move): Ditto.
3343 (rs6000_emit_allocate_stack): Ditto.
3344 (rs6000_emit_prologue): Ditto.
3345 (rs6000_output_mi_thunk): Ditto.
3347 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3348 size is 64 bits if we can use 64-bit registers.
3350 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3352 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3355 From Jie Zhang <jie.zhang@analog.com>:
3356 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3357 save FP and RETS with saveall attribute.
3358 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3359 with saveall attribute.
3361 * config/bfin/bfin.c (bfin_expand_builtin,
3362 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3365 From Jie Zhang <jie.zhang@analog.com>:
3366 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3367 before use in two places.
3368 * config/bfin/bfin.md (AREG): Define mode iterator.
3369 (reload_in, reload_out): Use mode iterator AREG.
3371 2009-09-14 Richard Guenther <rguenther@suse.de>
3374 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3375 EH personality path.
3377 2009-09-13 Richard Guenther <rguenther@suse.de>
3378 Rafael Avila de Espindola <espindola@google.com>
3380 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3381 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3382 (LANG_HOOKS_INITIALIZER): Adjust.
3383 (lhd_pass_through_t): Declare.
3384 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3386 * langhooks.c (lhd_pass_through_t): New function.
3387 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3388 dwarf2out_begin_prologue): Use personality from current_function_decl.
3389 * expr.h (get_personality_function): Declare.
3390 * expr.c (get_personality_function): New function.
3391 (build_personality_function): Likewise.
3392 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3393 (eh_personality_libfunc): Remove.
3394 * optabs.c (build_libfunc_function): New function split out from ...
3395 (init_one_libfunc): ... here.
3396 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3397 (tree_function_decl): Add personality.
3398 (lhd_gcc_personality): Declare.
3399 (build_personality_function): Likewise.
3400 * tree.c (gcc_eh_personality_decl): New.
3401 (lhd_gcc_personality): New function.
3402 * except.h (lang_eh_runtime_type): Remove.
3403 (enum eh_personality_kind): New.
3404 (build_personality_function): Declare.
3405 (function_needs_eh_personality): Declare.
3406 * except.c (lang_eh_runtime_type): Remove.
3407 (function_needs_eh_personality): New function.
3408 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3409 (sjlj_emit_function_enter, output_function_exception_table):
3410 Use personality from current_function_decl.
3411 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3412 * tree-inline.c (tree_can_inline_p): Do not inline across different
3414 (expand_call_inline): Likewise. Adjust the callers EH personality.
3415 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3416 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3417 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3418 (c-parser.o): Likewise
3419 * c-tree.h (c_eh_initialized_p): Remove.
3420 (c_maybe_initialize_eh): Likewise.
3421 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3422 (finish_decl): Don't call c_maybe_initialize_eh.
3423 (c_eh_initialized_p): Remove.
3424 (c_maybe_initialize_eh): Likewise.
3425 * c-parser.c (c_parser_omp_construct): Likewise.
3426 (c_parse_file): Initialize exception handling.
3428 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3430 * config.gcc (tm_file): Remove i386/biarch32.h
3431 for i?86-w64-mingw* case.
3432 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3434 * config.host: Set for x64 mingw the option
3435 use_long_long_for_widest_fast_int to yes.
3437 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3439 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3440 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3441 (dbxout_begin_function): Likewise.
3442 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3443 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3444 set on the function.
3445 (final_end_function): Likewise.
3446 (final_scan_insn): Likewise.
3447 (rest_of_handle_final): Likewise.
3448 * varasm.c (assemble_start_function): Likewise.
3449 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3451 2009-09-12 Jason Merrill <jason@redhat.com>
3453 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3454 * opts.c (common_handle_option): constify.
3456 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3458 * doc/install.texi (avr): Remove obsolete reference site.
3460 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3462 * doc/install.texi (Binaries): Adjust AIX link.
3464 2009-09-12 Akim Demaille <demaille@gostai.com>
3466 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3467 Use an imperative sentence.
3469 2009-09-11 Richard Henderson <rth@redhat.com>
3471 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3472 structure-name and has-tree-operands arguments; update all entries.
3473 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3475 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3476 (gsstruct_code_size): New.
3477 (gss_for_code_): New.
3478 (gss_for_code): Remove.
3479 (gimple_size): Rewrite using gsstruct_code_size.
3480 (gimple_statement_structure): Move to gimple.h.
3481 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3482 (gss_for_code, gimple_statement_structure): New.
3483 (gimple_ops): Use new arrays; tidy.
3485 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3487 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3488 operand to be a PLUS expression.
3489 * config/pa/pa.c (pa_secondary_reload): Likewise.
3491 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3493 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3495 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3498 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3500 From Jie Zhang <jie.zhang@analog.com>:
3501 * doc/extend.texi (node Function Attributes): Document l2
3503 (node Blackfin Variable Attributes): Document l2 variable attributes.
3505 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3507 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3508 to match the system compiler's configuration at inflection point.
3509 Add comment to remark a remaining difference with system compiler.
3511 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3512 * configure: Regenerate.
3514 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3516 From Jie Zhang <jie.zhang@analog.com>:
3517 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3518 (bfin_handle_l2_attribute): New.
3519 (bfin_attribute_table): Add l2 attribute.
3521 2009-09-11 Michael Matz <matz@suse.de>
3524 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3525 on the local_decls list.
3527 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3531 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3533 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3534 for VALUEs, to implement the documented interface.
3535 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3536 Adjust for VALUEs and anything else, to implement the
3537 documented interface.
3539 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3541 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3542 with actual SPE/paired vector modes before using 64-bit alignment.
3543 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3545 2009-09-10 DJ Delorie <dj@redhat.com>
3547 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3550 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3551 * config/mep/mep.c (mep_legitimate_constant_p): New.
3552 * config/mep/mep-protos.h: Prototype it.
3554 2009-09-10 Richard Henderson <rth@redhat.com>
3556 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3558 2009-09-10 Jason Merrill <jason@redhat.com>
3560 * tree.c (chain_index): New fn.
3561 * tree.h: Declare it.
3563 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3565 * config/sol2-c.c (cmn_err_length_specs): Initialize
3566 scalar_identity_flag.
3568 2009-09-10 Richard Henderson <rth@redhat.com>
3570 * tree.h (struct tree_decl_common): Move align member earlier;
3571 move label_decl_uid member ...
3572 (struct tree_label_decl): ... here.
3573 (LABEL_DECL_UID): Update to match.
3575 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3578 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3579 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3581 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3582 dest_prev if the edge is complex.
3584 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3586 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3587 loop latch tests earlier.
3589 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3590 before GIMPLE_RETURN, not after its predecessor; insert
3593 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3594 gimple_seq_empty_p to test for no PHI nodes.
3595 * tree-cfg.c (split_critical_edges): Likewise.
3597 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3599 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3601 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3602 introduced by the VTA branch merge.
3604 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3606 * ira-conflicts.c: Use fputs or putc instead of fprintf
3610 * tree-switch-conversion.c: Ditto.
3612 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3614 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3615 introduced by the VTA branch merge.
3617 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3620 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3622 PR rtl-optimization/39779
3623 * expr.c (convert_modes): Return when mode == oldmode after
3624 CONST_INTs are processed.
3626 2009-09-10 Nick Clifton <nickc@redhat.com>
3628 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3629 attribute and referring decl when creating renamed symbol.
3631 2009-09-10 Richard Guenther <rguenther@suse.de>
3634 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3636 (cgraph_finalize_compilation_unit): Compute reachability
3637 before emitting thunks. Properly process aliases before
3638 possibly removing unreachable nodes.
3640 2009-09-10 Richard Guenther <rguenther@suse.de>
3643 * tree.c (struct free_lang_data_d): Add worklist member.
3644 (find_decls_types_r): Push onto the worklist instead of recursing.
3645 Handle TREE_BINFOs properly.
3646 (find_decls_types): New function wrapped around find_decls_types_r
3647 to process the worklist.
3648 (find_decls_types_in_eh_region): Use it.
3649 (find_decls_types_in_node): Likewise.
3650 (find_decls_types_in_var): Likewise.
3651 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3652 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3653 (AGGREGATE_TYPE_P): Adjust.
3655 2009-09-09 Jason Merrill <jason@redhat.com>
3657 * configure.ac: Check glibc version even if we have an in-tree
3660 2009-09-09 Anthony Green <green@moxielogic.com>
3662 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3663 the constant 0 when appropriate.
3664 * config/moxie/constraints.md: Add constraint O.
3666 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3667 to pass up to 6 32-bit argument values in registers.
3668 (moxie_function_arg): Ditto.
3669 (moxie_arg_partial_bytes): Ditto.
3670 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3671 (REG_PARM_STACK_SPACE): Ditto.
3672 (FUNCTION_ARG_REGNO_P): Ditto.
3674 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3675 instruction to allocate stack space.
3677 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3679 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3680 unnecessarily stringent constraints. Fix address
3681 calculation in the splitters.
3683 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3685 PR rtl-optimization/39779
3686 * expr.c (convert_modes): Return when mode == oldmode after
3687 CONST_INTs are processed.
3689 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3692 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3693 (ix86_expand_prologue): Take frame.padding0 into logic of
3695 (ix86_expand_epilogue): Likewise.
3697 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3699 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3701 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3702 * config/t-slibgcc-libgcc: New file.
3703 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3705 2009-09-09 Martin Jambor <mjambor@suse.cz>
3707 PR tree-optimization/41089
3708 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3711 2009-09-09 Richard Henderson <rth@redhat.com>
3713 * gimple.h (CASE_GIMPLE_OMP): New.
3714 (is_gimple_omp): Use it.
3715 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3716 (verify_gimple_debug): Likewise.
3718 2009-09-09 Richard Guenther <rguenther@suse.de>
3720 PR tree-optimization/41101
3721 * tree-ssa-pre.c (maximal_set): Remove.
3722 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3723 Defer all blocks we didn't visit at least one successor.
3724 (add_to_exp_gen): Do not add to the maximal set.
3725 (make_values_for_phi): Likewise.
3726 (compute_avail): Likewise.
3727 (init_pre): Do not allocate the maximal set.
3728 (execute_pre): Do not dump it.
3730 2009-09-09 Martin Jambor <mjambor@suse.cz>
3732 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3733 an SSA_NAME rather than a is_gimple_variable.
3735 2009-09-09 Richard Guenther <rguenther@suse.de>
3738 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3739 code dealing with plain pointer bases.
3740 (maybe_fold_offset_to_reference): Likewise.
3741 (maybe_fold_stmt_addition): Adjust.
3743 2009-09-09 Richard Guenther <rguenther@suse.de>
3745 * tree.c (free_lang_data_in_type): Do not free the type variant
3747 (free_lang_data): Merge char_type_node with its properly signed
3749 (pass_ipa_free): Collect after freeing language specific data.
3751 2009-09-09 Michael Matz <matz@suse.de>
3754 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3755 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3756 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3759 2009-09-08 DJ Delorie <dj@redhat.com>
3761 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3763 2009-09-04 Jason Merrill <jason@redhat.com>
3765 * tree.c (tree_find_value): Remove.
3766 * tree.h: Remove prototype.
3767 * varasm.c (assemble_external): Use value_member instead.
3769 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3771 * toplev.c (process_options): Choose default debugging type when
3772 gtoggle enables debug info and type is unset.
3774 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3778 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3781 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3783 * configure: Rebuilt with modified libtool.m4.
3785 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3790 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3792 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3794 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3795 (remove_statement): Likewise.
3796 (rewrite_use_nonlinear_expr): Adjust.
3797 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3798 * tree-ssa.c (release_defs_bitset): ... this. New.
3799 * tree-flow.h (release_defs_bitset): Declare.
3801 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3804 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3805 in the middle block.
3807 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
3809 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
3810 via intptr_t to long type.
3811 (insert_operand_rank): Cast long type via intptr_t to
3813 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
3815 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
3816 from pointer to unsigned via uintptr_t.
3818 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
3819 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
3821 * configure: Regenerated.
3822 * config.in: Regenerated
3823 * system.h (stdint.h): Add include.
3824 (inttypes.h): Likewise.
3825 * Makefile.in (aclocal): Add config/stdint.m4.
3826 * aclocal.m4: Regenerated.
3828 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
3830 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
3832 (note_np_check_stores): New function.
3833 (harmless_null_pointer_p): New function.
3834 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
3835 changed. Take into account whether we're in the shadow of a condjump
3836 that tested NP_REG for NULL.
3837 Lose all code that tested for SEQUENCEs.
3838 (workaround_speculation): Avoid inserting NOPs for loads that are
3839 either always executed or a NULL pointer.
3841 2009-09-08 Jan Hubicka <jh@suse.cz>
3843 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
3844 * params.def (early-inlining-insns): Likewise.
3846 2009-09-08 Jakub Jelinek <jakub@redhat.com>
3848 PR rtl-optimization/41239
3849 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
3850 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
3852 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
3853 across calls, as the calls might not always return normally.
3854 (call_may_noreturn_p): New function.
3855 (deps_analyze_insn): Update last_function_call_may_noreturn list.
3856 (init_deps): Initialize it.
3857 (remove_from_deps): Also remove calls from
3858 last_function_call_may_noreturn list.
3860 2009-09-07 Richard Henderson <rth@redhat.com>
3862 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
3863 more VR->OPERANDS than LHS operands. Free LHS before returning.
3865 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3867 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
3868 (attr "addrtype"): New member "spreg".
3869 Use it if mem_spfp_address_operand is true for the address.
3870 (attr "type"): New entry "stall".
3871 (cpu_unit "load"): New.
3872 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
3874 (insn_reservation "loadsp"): New.
3875 (insn_reservation "load_stall1"): New.
3876 (insn_reservation "load_stall3"): New.
3878 * config/bfin/predicates.md (const1_operand, const3_operand): New.
3879 (mem_p_address_operand): Exclude stack and frame pointer based
3881 (mem_spfp_address_operand): New; match them here.
3882 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
3883 (bfin_reorg): Call it if scheduling insns.
3884 (bfin_gen_bundles): Remove dummy insns created by
3885 add_sched_insns_for_speculation.
3887 From Jie Zhang <jie.zhang@analog.com>:
3888 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
3889 bfin_si_revision, bfin_workarounds): Move these ...
3890 * config/bfin/bfin.h: ... here.
3892 From Mike Frysinger <michael.frysinger@analog.com>
3893 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
3894 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
3895 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
3896 bf547m, bf548m, and bf549m.
3897 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
3898 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
3899 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
3900 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
3901 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3902 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
3903 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3904 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3905 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
3906 bf542m, bf544m, bf547m, bf548m, and bf549m.
3908 From Jie Zhang <jie.zhang@analog.com>:
3909 * config/bfin/predicates.md (p_register_operand): New predicate.
3910 (dp_register_operand): New predicate.
3911 * config/bfin/bfin-protos.h (WA_05000074): Define.
3912 (ENABLE_WA_05000074): Define.
3913 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
3914 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
3915 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
3916 (define_attr addrtype): Allow load/store register to be P register.
3917 (define_attr storereg): New.
3918 (define_cpu_unit anomaly_05000074): New.
3919 (define_insn_reservation dsp32shiftimm): New.
3920 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
3921 (define_insn_reservation loadp): Cannot use slot2.
3922 (define_insn_reservation loadsp): Cannot use slot2.
3923 (define_insn_reservation storep): Cannot use slot2. Does not
3924 apply when working around 05000074.
3925 (define_insn_reservation storep_anomaly_05000074): New.
3926 (define_insn_reservation storei): Does not apply when working
3928 (define_insn_reservation storei_anomaly_05000074): New.
3929 (define_attr length): Add dsp32shiftimm case.
3930 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
3931 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
3932 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
3933 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
3934 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
3936 2009-09-07 Martin Jambor <mjambor@suse.cz>
3939 * tree-sra.c (create_artificial_child_access): Return NULL if
3940 build_ref_for_offset fails.
3941 (propagate_subacesses_accross_link): Allow build_ref_for_offset
3942 and create_artificial_child_access to fail.
3944 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3947 * unwind-dw2.c (uw_init_context_1): Mark noinline.
3948 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
3949 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
3951 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
3953 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
3954 block, ensure it has an exit edge. Emit a barrier after a jump.
3956 2009-09-07 Nick Clifton <nickc@redhat.com>
3958 * gcc.c (this_is_linker_script): New variable. Like
3959 this_is_library_file but for the %T constructor.
3960 (end_going_arg): If this_is_linker_script is set then locate the
3961 script and insert a --script switch before it
3962 (do_spec_2): Initialise this_is_linker_script.
3963 (do_spec_1): Likewise. Handle %T construct.
3964 (eval_spec_function): Preserve this_is_linker_script.
3965 * doc/invoke.texi: Document %T construct in spec files.
3966 * config/m32c/m32c.h (LIB_SPEC): Use it.
3968 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3970 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
3971 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
3972 when volatile flag is set.
3973 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
3975 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
3978 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
3979 (combine_stack_adjustments_for_block): Allow insns between stack
3980 adjustments and stores with corresponding pre-(dec|inc)rement or
3981 pre-modify operation.
3983 2009-09-06 Jakub Jelinek <jakub@redhat.com>
3986 * combine-stack-adj.c (struct csa_memlist): Rename to...
3987 (struct csa_reflist): ... this. Rename mem field to ref.
3988 (free_csa_memlist): Rename to...
3989 (free_csa_reflist): ... this.
3990 (record_one_stack_memref): Rename to...
3991 (record_one_stack_ref): ... this. Handle also REG_P.
3992 (try_apply_stack_adjustment): Handle also REG_P.
3993 (struct record_stack_memrefs_data): Rename to...
3994 (struct record_stack_refs_data): ... this. Rename memlist field to
3996 (record_stack_memrefs): Rename to...
3997 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
3998 subexpressions instead of failing when a MEM contains SP references.
3999 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4000 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4002 2009-09-06 Richard Guenther <rguenther@suse.de>
4005 * tree.c (build_array_type): Do not record types marked
4006 with structural equality in the canonical type hashtable.
4008 2009-09-06 Richard Guenther <rguenther@suse.de>
4011 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4013 2009-09-05 Richard Guenther <rguenther@suse.de>
4016 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4018 2009-09-05 Richard Guenther <rguenther@suse.de>
4021 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4023 2009-09-05 Richard Guenther <rguenther@suse.de>
4026 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4027 before comparing function argument types.
4029 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4032 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4035 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4038 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4040 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4041 locators before emit_insn is called.
4043 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4046 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4047 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4048 (reginfo_init): Don't call allocate_reg_info.
4050 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4053 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4054 NONDEBUG_INSN_P instead of INSN_P.
4056 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4059 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4061 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4064 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4065 pattern of the split.
4067 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4069 * toplev.c (process_options): Move setter of flag_var_tracking
4070 before other tests that depend on it. Move down setter of
4071 flag_rename_registers. Don't enable var-tracking-assignments
4072 by default if selective scheduling is enabled. Warn if both
4075 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4077 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4078 comment. Use switch statement to catch overlaps between rtx
4079 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4080 (IS_DECL_CODE): ... here. Remove.
4081 (check_value_is_not_decl): Remove.
4082 (dv_from_decl, dv_from_value): Check after conversion.
4084 2009-09-04 Richard Guenther <rguenther@suse.de>
4087 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4088 after emitting tunks. Move emitting thunks and ctors from ...
4089 (cgraph_optimize): ... here. Remove redundant
4090 cgraph_analyze_functions.
4091 * varasm.c (find_decl_and_mark_needed): Remove no longer
4093 (finish_aliases_1): Adjust check for thunk aliases.
4095 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4097 * config/arm/arm.md (ctzsi2): Added braces
4098 to avoid warning that broke booststrap.
4100 2009-09-04 Martin Jambor <mjambor@suse.cz>
4102 PR tree-optimization/41112
4103 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4104 handle variable-bounded arrays.
4105 (expr_with_var_bounded_array_refs_p): New function.
4106 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4108 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4110 * config/s390/2097.md: Removed two incorrect bypasses.
4111 (z10_fsimpdf): Fixed latency.
4112 (z10_fhex): New insn_reservation.
4113 (z10_floaddf): Fixed latency.
4114 (z10_floadsf): Fixed latency.
4115 (z10_ftrunctf): Fixed latency.
4116 (z10_ftruncdf): Fixed latency.
4117 * config/s390/s390.c (z10_cost): Fixed values.
4118 (s390_adjust_priority): Added z10 path.
4119 * config/s390/s390.md (type): Added fhex.
4120 (*mov<mode>_64dfp): Updated type attribute.
4121 (*mov<mode>_64): Updated type attribute.
4122 (*mov<mode>_31): Updated type attribute.
4123 (*mov<mode>"): Likewise.
4124 * config/s390/2084.md (x_fsimpdf): Updated condition.
4126 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4128 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4129 RTXs in the predicate for operand 1.
4131 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4133 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4134 (rbitsi2): New insn.
4135 (ctzsi2): New expand.
4136 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4138 2009-09-03 Martin Jambor <mjambor@suse.cz>
4140 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4141 (create_artificial_child_access): Use build_ref_for_offset instead
4142 of duplicate_expr_for_different_base.
4143 (propagate_subacesses_accross_link): Likewise.
4145 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4147 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4149 (mips16e_collect_argument_saves): Skip debug instructions.
4150 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4151 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4152 (r10k_insert_cache_barriers): Likewise.
4153 (mips_reorg_process_insns): Likewise.
4155 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4158 * ira.c (update_equiv_reg): Remove check on class likely spill.
4160 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4163 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4164 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4168 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4169 the stack slot if it is passed by invisible reference.
4170 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4171 by invisible reference.
4173 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4175 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4176 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4177 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4179 * config/bfin/sync.md: New file.
4180 * config/bfin/bfin.md: Include it.
4181 (UNSPEC_ATOMIC): New.
4182 (UNSPEC_ONES): Provide a unique number.
4184 From Jie Zhang <jie.zhang@analog.com>:
4185 * config/bfin/bfin.c (ret_regs): New.
4186 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4187 (must_save_rets_p): New.
4188 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4189 current_function_is_leaf.
4190 (do_link): Likewise.
4191 (do_unlink): Likewise.
4192 (expand_interrupt_handler_prologue): Use ret_regs array.
4193 (expand_interrupt_handler_epilogue): Use ret_regs array and
4194 pass return register to gen_return_internal.
4195 (bfin_expand_epilogue): Pass return register to
4196 gen_return_internal.
4197 (bfin_expand_call): Explicitly clobber RETS.
4198 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4199 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4200 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4201 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4203 (return_internal): Take a reg rtx rather than the register number.
4205 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4207 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4208 when comparing against estimated_loop_iterations_int return.
4210 2009-09-03 Richard Guenther <rguenther@suse.de>
4212 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4213 eh_personality_libfunc.
4215 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4217 * tree-parloops.c (separate_decls_in_region): Add space.
4219 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4221 * tree-parloops.c (separate_decls_in_region): Change the condition
4222 checking if there are reductions in the loop.
4224 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4226 PR tree-optimization/38275
4227 * tree-parloops.c (parallelize_loops): Replace profitability condition
4228 for expected number of iterations.
4230 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4232 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4233 (bootstrap-debug): Explain conditions in which it becomes default.
4234 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4237 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4239 * doc/invoke.texi (Optimize Options): Move
4240 -finline-small-functions to the -O2 list.
4242 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4244 * toplev.c (process_options): Enable var-tracking-assignments
4245 by default if var-tracking is enabled.
4247 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4249 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4251 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4252 * rtl.h (prev_nonnote_insn_bb): Declare it.
4254 2009-09-03 Diego Novillo <dnovillo@google.com>
4256 * cgraph.c (cgraph_node_for_decl): New.
4257 * cgraph.h (cgraph_node_for_decl): Declare.
4258 * tree.c (host_integerp): Return 0 if T is NULL.
4260 2009-09-03 Diego Novillo <dnovillo@google.com>
4262 * tree.h (struct alias_pair): Move from varasm.c.
4263 (alias_pairs): Likewise.
4264 (TYPE_MAXVAL): Define.
4265 (TYPE_MINVAL): Define.
4266 (iterative_hash_host_wide_int): Declare.
4267 (remove_unreachable_alias_pairs): Declare.
4268 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4269 * diagnostic.c (default_diagnostic_starter): Make extern.
4270 (default_diagnostic_finalizer): Make extern.
4271 * diagnostic.h (default_diagnostic_starter): Declare.
4272 (default_diagnostic_finalizer): Declare.
4273 (default_tree_printer): Declare.
4274 * toplev.c (default_tree_printer): Make extern.
4276 2009-09-03 Richard Guenther <rguenther@suse.de>
4277 Diego Novillo <dnovillo@google.com>
4279 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4280 * cgraphunit.c (cgraph_expand_function): Do not emit
4281 associated thunks from here.
4282 (cgraph_emit_thunks): New.
4283 (cgraph_optimize): Call it.
4284 Return if any IPA pass finds an error.
4285 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4288 2009-09-03 Simon Baldwin <simonb@google.com>
4289 Rafael Espindola <espindola@google.com>
4290 Richard Guenther <rguenther@suse.de>
4291 Doug Kwan <dougkwan@google.com>
4292 Diego Novillo <dnovillo@google.com>
4294 * tree.c: Include tree-pass.h, langhooks-def.h,
4295 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4296 (free_lang_data_in_type): New.
4297 (need_assembler_name_p): New.
4298 (free_lang_data_in_block): New.
4299 (free_lang_data_in_decl): New.
4300 (struct free_lang_data_d): New.
4301 (add_tree_to_fld_list): New.
4302 (find_decls_types_r): New.
4303 (get_eh_types_for_runtime): New.
4304 (find_decls_types_in_eh_region): New.
4305 (find_decls_types_in_node): New.
4306 (find_decls_types_in_var): New.
4307 (free_lang_data_in_cgraph): New.
4308 (free_lang_data): New.
4309 (gate_free_lang_data): New.
4310 (pass_ipa_free_lang_data): New.
4312 2009-09-03 Diego Novillo <dnovillo@google.com>
4314 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4315 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4316 (lang_hooks): Remove const qualifier.
4317 * ipa.c (cgraph_remove_unreachable_nodes): Call
4318 remove_unreachable_alias_pairs.
4319 * except.c (add_type_for_runtime): Check if TYPE has
4320 already been converted.
4321 (lookup_type_for_runtime): Likewise.
4322 (check_handled): Handle converted types.
4323 * varasm.c (remove_unreachable_alias_pairs): New.
4324 * gimple.c: Include demangle.h.
4325 (gimple_decl_printable_name): New.
4326 (gimple_fold_obj_type_ref): New.
4327 * gimple.h (gimple_decl_printable_name): Declare.
4328 (gimple_fold_obj_type_ref): Declare.
4329 * passes.c (init_optimization_passes): Add pass
4330 pass_ipa_free_lang_data.
4331 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4332 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4334 2009-09-03 Diego Novillo <dnovillo@google.com>
4336 * c-lang.c (lang_hooks): Remove const qualifier.
4338 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4340 * doc/install.texi (*-*-freebsd*): Update target information.
4342 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4344 * hard-reg-set.h (call_fixed_regs): Remove.
4345 * reginfo.c (call_fixed_regs): Remove.
4346 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4347 (globalize_reg): Don't use call_fixed_regs.
4348 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4351 2009-09-01 Michael Matz <matz@suse.de>
4353 * expr.h (emit_storent_insn, expand_expr_real_1,
4354 expand_expr_real_2): Declare.
4355 * expr.c (emit_storent_insn, expand_expr_real_1,
4356 expand_expr_real_2): Export.
4357 (store_expr): Setting and evaluating dont_return_target is useless.
4358 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4359 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4360 * except.c (expand_resx_expr): Rename to ...
4361 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4362 * except.h (expand_resx_stmt): Declare.
4363 * stmt.c: Add include gimple.h
4364 (expand_asm_expr): Rename to ...
4365 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4366 (expand_case): Rewrite to take gimple statement.
4367 * tree.h (expand_asm_stmt): Declare.
4368 (expand_case): Change prototype.
4369 * Makefile.in (stmt.o): Depend on gimple.h.
4370 * builtins.c (expand_builtin_synchronize): Build gimple asm
4371 statement, not an ASM_EXPR.
4372 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4373 gimple_to_tree, release_stmt_tree): Remove.
4374 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4375 ggc_free, but hold comparison code and operands separately.
4376 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4377 (expand_call_stmt, expand_gimple_stmt_1,
4378 expand_gimple_stmt): New helpers.
4379 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4380 release_stmt_tree. Call expand_gimple_stmt instead.
4381 (expand_gimple_basic_block): Ditto.
4383 * calls.c (emit_call_1): Don't look at EH regions here, make
4384 fntree parameter useless.
4385 (expand_call): New local rettype for TREE_TYPE(exp), use it
4386 throughout. Remove local p, use addr instead.
4387 Don't look at EH regions here.
4389 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4391 * doc/invoke.texi (-fsched-pressure): Document it.
4392 (-fsched-reg-pressure-heuristic): Remove it.
4394 * reload.c (ira.h): Include.
4395 (find_reloads): Add choosing reload on number of small spilled
4398 * haifa-sched.c (ira.h): Include.
4399 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4400 saved_reg_pressure, curr_reg_live, saved_reg_live,
4401 region_ref_regs): New variables.
4402 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4403 initiate_reg_pressure_info, setup_ref_regs,
4404 initiate_bb_reg_pressure_info, save_reg_pressure,
4405 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4407 (setup_insn_reg_pressure_info): New function.
4408 (rank_for_schedule): Add pressure checking and insn issue time.
4409 Remove comparison of insn reg weights.
4410 (ready_sort): Set insn reg pressure info.
4411 (update_register_pressure, setup_insn_max_reg_pressure,
4412 update_reg_and_insn_max_reg_pressure,
4413 sched_setup_bb_reg_pressure_info): New functions.
4414 (schedule_insn): Add code for printing and updating reg pressure info.
4415 (find_set_reg_weight, find_insn_reg_weight): Remove.
4416 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4417 (debug_ready_list): Print reg pressure info.
4418 (schedule_block): Ditto. Check insn issue time.
4419 (sched_init): Set up sched_pressure_p. Allocate and set up some
4420 reg pressure related info.
4421 (sched_finish): Free some reg pressure related info.
4422 (fix_tick_ready): Make insn always ready if pressure_p.
4423 (init_h_i_d): Don't call find_insn_reg_weight.
4424 (haifa_finish_h_i_d): Free insn reg pressure info.
4426 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4427 ira_memory_move_cost, ira_class_hard_regs,
4428 ira_class_hard_regs_num, ira_no_alloc_regs,
4429 ira_available_class_regs, ira_reg_class_cover_size,
4430 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4432 * ira-lives.c (single_reg_class): Check mode to find how many
4433 registers are necessary for operand.
4434 (ira_implicitly_set_insn_hard_regs): New.
4436 * common.opt (fsched-pressure): New options.
4437 (fsched-reg-pressure-heuristic): Remove.
4439 * ira.c (setup_eliminable_regset): Rename to
4440 ira_setup_eliminable_regset. Make it external.
4441 (expand_reg_info): Pass cover class to setup_reg_classes.
4442 (ira): Call resize_reg_info instead of allocate_reg_info.
4444 * sched-deps.c: Include ira.h.
4445 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4446 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4447 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4448 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4449 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4450 mark_insn_reg_store, mark_insn_reg_clobber,
4451 setup_insn_reg_pressure_info): New.
4452 (sched_analyze_1): Update implicit_reg_pending_uses.
4453 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4454 Use them to create dependencies. Set insn reg uses and pressure
4455 info. Process reg_pending_uses in one place.
4456 (free_deps): Free implicit sets.
4457 (remove_from_deps): Remove implicit sets if necessary. Check
4458 implicit sets when clearing reg_last_in_use.
4459 (init_deps_global): Clear implicit_reg_pending_clobbers and
4460 implicit_reg_pending_uses.
4462 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4463 ira_memory_move_cost, ira_class_hard_regs,
4464 ira_class_hard_regs_num, ira_no_alloc_regs,
4465 ira_available_class_regs, ira_reg_class_cover_size,
4466 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4467 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4468 ira_implicitly_set_insn_hard_regs): New prototypes.
4470 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4471 cost_elements_num): New variables.
4472 (allocno_costs, total_costs): Rename to costs and
4473 total_allocno_costs.
4474 (COSTS_OF_ALLOCNO): Rename to COSTS.
4475 (allocno_pref): Rename to pref.
4476 (allocno_pref_buffer): Rename to pref_buffer.
4477 (common_classes): Rename to regno_cover_class.
4479 (record_reg_classes): Set allocno attributes only if allocno_p.
4480 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4481 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4482 and COSTS_OF_ALLOCNO.
4483 (print_costs): Rename to print_allocno_costs.
4484 (print_pseudo_costs): New.
4485 (process_bb_node_for_costs): Split into 2 functions with new
4486 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4487 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4488 new parameter dump_file. Use cost_elements_num instead of
4489 ira_allocnos_num. Make one iteration if preferred classes were
4490 already calculated for scheduler. Make 2 versions of code
4491 depending on allocno_p.
4492 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4493 regno_cover_class and COSTS instead of common_classes and
4495 (init_costs, finish_costs): New.
4496 (ira_costs): Set up allocno_p and cost_elements_num. Call
4497 init_costs and finish_costs.
4498 (ira_set_pseudo_classes): New.
4500 * rtl.h (allocate_reg_info): Remove.
4501 (resize_reg_info): Change return type.
4502 (reg_cover_class): New.
4503 (setup_reg_classes): Add new parameter.
4505 * sched-int.h (struct deps_reg): New member implicit_sets.
4506 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4507 (INCREASE_BITS): New macro.
4508 (struct reg_pressure_data, struct reg_use_data): New.
4509 (struct _haifa_insn_data): Remove reg_weight. Add members
4510 reg_pressure, reg_use_list, reg_set_list, and
4511 reg_pressure_excess_cost_change.
4512 (struct deps): New member implicit_sets.
4513 (pressure_p): New variable.
4514 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4515 (struct reg_pressure_data, struct reg_use_data): New.
4516 (INSN_REG_WEIGHT): Remove.
4517 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4518 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4519 (sched_init_region_reg_pressure_info,
4520 sched_setup_bb_reg_pressure_info): New prototypes.
4522 * reginfo.c (struct reg_pref): New member coverclass.
4523 (reg_cover_class): New function.
4524 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4525 (reg_info_size): New variable.
4526 (allocate_reg_info): Make static. Setup reg_info_size.
4527 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4528 (setup_reg_classes): Add a new parameter. Setup cover class too.
4530 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4533 * sched-rgn.c (deps_join): Set up implicit_sets.
4534 (schedule_region): Set up region and basic blocks pressure
4537 * passes.c (init_optimization_passes): Move
4538 pass_subregs_of_mode_init before pass_sched.
4540 2009-09-02 Martin Jambor <mjambor@suse.cz>
4542 * tree-sra.c (struct access): New field grp_hint.
4543 (dump_access): Dump grp_hint.
4544 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4546 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4547 those which have been specifically read and somehow written to.
4548 (propagate_subacesses_accross_link): Set grp_hint of right child and
4549 also possibly of the left child.
4551 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4553 * tree-object-size.c (addr_object_size): Always use object_size_type
4554 0 or 2 when determining the pointer pointed object size.
4556 2009-09-02 Richard Guenther <rguenther@suse.de>
4559 2009-08-31 Richard Guenther <rguenther@suse.de>
4561 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4562 to query if the memory regions for memmove overlap.
4563 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4564 asserts on pointers, instead deal with odd trees.
4565 (ptr_derefs_may_alias_p): Likewise.
4566 (refs_may_alias_p_1): Constructor bases also never alias.
4568 2009-08-01 Christian Bruel <christian.bruel@st.com>
4571 2009-07-31 Christian Bruel <christian.bruel@st.com>
4572 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4574 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4576 * doc/invoke.texi (-fvar-tracking-assignments): New.
4577 (-fvar-tracking-assignments-toggle): New.
4578 (-fdump-final-insns=file): Mark filename as optional.
4579 (--param min-nondebug-insn-uid): New.
4580 (-gdwarf-@{version}): Mention version 4.
4581 * opts.c (common_handle_option): Accept it.
4582 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4583 * regrename.c (regrename_optimize): Drop last. Don't count debug
4584 insns as uses. Don't reject change because of debug insn.
4585 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4586 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4587 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4588 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4589 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4590 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4591 * doc/gimple.texi (is_gimple_debug): New.
4592 (gimple_debug_bind_p): New.
4593 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4594 * doc/install.texi (bootstrap-debug): More details.
4595 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4596 (bootstrap-debug-lib): More details.
4597 (bootstrap-debug-ckovw): Update.
4598 (bootstrap-time): New.
4599 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4600 (insert_phi_nodes_for): Insert debug stmts.
4601 (rewrite_stmt): Take iterator. Insert debug stmts.
4602 (rewrite_enter_block): Adjust.
4603 (maybe_replace_use_in_debug_stmt): New.
4604 (rewrite_update_stmt): Use it.
4605 (mark_use_interesting): Return early for debug stmts.
4606 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4607 stmts before replacing stmt.
4608 (move_computations_stmt): Likewise.
4609 * ira-conflicts.c (add_copies): Skip debug insns.
4610 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4611 (regstat_bb_compute_ri): Skip debug insns.
4612 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4613 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4614 check_loop_closed_ssa_stmt): Skip debug stmts.
4615 * tree-tailcall.c (find_tail_calls): Likewise.
4616 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4617 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4618 (build_var_debug_value_stat): Declare.
4619 (build_var_debug_value): Define.
4620 (target_for_debug_bind): Declare.
4621 * reload.c (find_equiv_reg): Skip debug insns.
4622 * rtlanal.c (reg_used_between_p): Skip debug insns.
4623 (side_effects_p): Likewise.
4624 (canonicalize_condition): Likewise.
4625 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4626 insns never depend on debug insns.
4627 (create_ddg_dep_no_link): Likewise.
4628 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4629 Don't add inter-loop dependencies for debug insns.
4630 (build_intra_loop_deps): Likewise.
4631 (create_ddg): Count debug insns.
4632 * ddg.h (struct ddg::num_debug): New.
4633 (num_backargs): Pair up with previous int field.
4634 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4635 -fcompare-debug-second.
4636 * final.c (get_attr_length_1): Skip debug insns.
4637 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4638 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4639 (driver_self_specs): Map -fdump-final-insns to
4640 -fdump-final-insns=..
4641 (get_local_tick): New.
4642 (compare_debug_dump_opt_spec_function): Test for . argument and
4643 compute output name. Compute temp output spec without flag name.
4644 Compute -frandom-seed.
4645 (OPT): Undef after use.
4646 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4647 (average_num_loop_insns): Likewise.
4648 * params.h (MIN_NONDEBUG_INSN_UID): New.
4649 * gimple.def (GIMPLE_DEBUG): New.
4650 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4651 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4652 (merge_in_block): Fix whitespace.
4653 * toplev.c (flag_var_tracking): Update comment.
4654 (flag_var_tracking_assignments): New.
4655 (flag_var_tracking_assignments_toggle): New.
4656 (process_options): Don't open final insns dump file if we're not
4657 going to write to it. Compute defaults for var_tracking.
4658 * df-scan.c (df_insn_rescan_debug_internal): New.
4659 (df_uses_record): Handle debug insns.
4660 * haifa-sched.c (ready): Initialize n_debug.
4661 (contributes_to_priority): Skip debug insns.
4662 (dep_list_size): New.
4664 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4665 they're ready. Disregard previous debug insns to make decisions.
4666 (queue_insn): Never queue debug insns.
4667 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4668 (schedule_insn): Don't reject debug insns because of issue rate.
4669 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4670 (queue_to_ready): Skip and discount debug insns.
4671 (choose_ready): Let debug insns through.
4672 (schedule_block): Check boundary debug insns. Discount debug
4673 insns, schedule them early. Adjust whitespace.
4674 (set_priorities): Check for boundary debug insns.
4675 (add_jump_dependencies): Use dep_list_size.
4676 (prev_non_location_insn): New.
4677 (check_cfg): Use it.
4678 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4680 (remove_unused_ivs): Reset debug stmts.
4681 * modulo-sched.c (const_iteration_count): Skip debug insns.
4682 (res_MII): Discount debug insns.
4683 (loop_single_full_bb_p): Skip debug insns.
4684 (sms_schedule): Likewise.
4685 (sms_schedule_by_order): Likewise.
4686 (ps_has_conflicts): Likewise.
4687 * caller-save.c (refmarker_fn): New.
4688 (save_call_clobbered_regs): Replace regs with saved mem in
4690 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4691 Call refmarker_fn mark for hardregnos.
4692 (mark_reg_as_referenced): New.
4693 (replace_reg_with_saved_mem): New.
4694 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4695 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4697 (cse_extended_basic_block): Skip debug insns.
4698 (count_reg_usage): Likewise.
4699 (is_dead_reg): New, split out of...
4700 (set_live_p): ... here.
4701 (insn_live_p): Use it for debug insns.
4702 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4703 (execute_optimize_stdarg): Likewise.
4704 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4705 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4706 changes in debug stmts as changes.
4707 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4708 (moveup_expr): Don't move across debug insns. Don't move
4709 debug insn if it would create a bookkeeping block.
4710 (moveup_expr_cached): Don't use cache for debug insns that
4711 are heads of blocks.
4712 (compute_av_set_inside_bb): Skip debug insns.
4713 (sel_rank_for_schedule): Schedule debug insns first. Remove
4715 (block_valid_for_bookkeeping_p); Support lax searches.
4716 (create_block_for_bookkeeping): Adjust block numbers when
4717 encountering debug-only blocks.
4718 (find_place_for_bookkeeping): Deal with debug-only blocks.
4719 (generate_bookkeeping_insn): Accept no place to insert.
4720 (remove_temp_moveop_nops): New argument full_tidying.
4721 (prepare_place_to_insert): Deal with debug insns.
4722 (advance_state_on_fence): Debug insns don't start cycles.
4723 (update_boundaries): Take fence as argument. Deal with
4725 (schedule_expr_on_boundary): No full_tidying on debug insns.
4726 (fill_insns): Deal with debug insns.
4727 (track_scheduled_insns_and_blocks): Don't count debug insns.
4728 (need_nop_to_preserve_insn_bb): New, split out of...
4729 (remove_insn_from_stream): ... this.
4730 (fur_orig_expr_not_found): Skip debug insns.
4731 * rtl.def (VALUE): Move up.
4733 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4734 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4735 Set it if debug stmts are found.
4736 (statement_sink_location): Skip debug stmts. Propagate
4737 moving defs into debug stmts.
4738 * ifcvt.c (first_active_insn): Skip debug insns.
4739 (last_active_insns): Likewise.
4740 (cond_exec_process_insns): Likewise.
4741 (noce_process_if_block): Likewise.
4742 (check_cond_move_block): Likewise.
4743 (cond_move_convert_if_block): Likewise.
4744 (block_jumps_and_fallthru_p): Likewise.
4745 (dead_or_predicable): Likewise.
4746 * dwarf2out.c (debug_str_hash_forced): New.
4747 (find_AT_string): Add comment.
4748 (gen_label_for_indirect_string): New.
4749 (get_debug_string_label): New.
4750 (AT_string_form): Use it.
4751 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4752 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4753 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4754 several operations that cannot be represented with DWARF opcodes.
4755 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4756 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4757 (dwarf2out_var_location): Take during-call mark into account.
4758 (output_indirect_string): Update comment. Output if there are
4759 label and references.
4760 (prune_indirect_string): New.
4761 (prune_unused_types): Call it if debug_str_hash_forced.
4762 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4763 (dw_long_long_const): Remove.
4764 (struct dw_val_struct): Change val_long_long type to rtx.
4765 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4766 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4767 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4768 component instead of HOST_BITS_PER_LONG.
4769 (output_loc_operands): Likewise. For const8* assert
4770 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4771 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4772 rather than HOST_BITS_PER_LONG is >= 64.
4773 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4775 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4776 HOST_BITS_PER_LONG for dw_val_class_long_long.
4777 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4778 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4779 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4781 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4782 Handle DW_OP_implicit_value.
4783 (extract_int): Move prototype earlier.
4784 (mem_loc_descriptor): For SUBREG punt if inner
4785 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4786 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4787 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4788 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4789 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4790 instead of Pmode size.
4791 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4792 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4793 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4794 (concat_loc_descriptor, concatn_loc_descriptor,
4795 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4796 (add_location_or_const_value_attribute): Likewise. For single
4797 location loc_lists attempt to use add_const_value_attribute
4798 for constant decls. Add DW_AT_const_value even if
4799 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4801 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4802 (control_flow_insn_p): Likewise.
4803 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4804 (separate_decls_in_region_debug_bind): New.
4805 (separate_decls_in_region): Process debug bind stmts afterwards.
4806 * recog.c (verify_changes): Handle debug insns.
4807 (extract_insn): Likewise.
4808 (peephole2_optimize): Skip debug insns.
4809 * dse.c (scan_insn): Skip debug insns.
4810 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
4812 (setup_id_for_insn): Handle debug insns.
4813 (maybe_tidy_empty_bb): Adjust whitespace.
4814 (tidy_control_flow): Skip debug insns.
4815 (sel_remove_insn): Adjust for debug insns.
4816 (sel_estimate_number_of_insns): Skip debug insns.
4817 (create_insn_rtx_from_pattern): Handle debug insns.
4818 (create_copy_of_insn_rtx): Likewise.
4819 * sel-sched-.h (sel_bb_end): Declare.
4820 (sel_bb_empty_or_nop_p): New.
4821 (get_all_loop_exits): Use it.
4822 (_eligible_successor_edge_p): Likewise.
4823 (return_nop_to_pool): Adjust.
4824 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
4825 * ira-lives.c (process_bb_node_lives): Skip debug insns.
4826 * gimple-pretty-print.c (dump_gimple_debug): New.
4827 (dump_gimple_stmt): Use it.
4828 (dump_bb_header): Skip gimple debug stmts.
4829 * regmove.c (optimize_reg_copy_1): Discount debug insns.
4830 (fixup_match_2): Likewise.
4831 (regmove_backward_pass): Likewise. Simplify combined
4832 replacement. Handle debug insns.
4833 * function.c (instantiate_virtual_regs): Handle debug insns.
4834 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
4835 * print-rtl.h: Include cselib.h.
4836 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
4837 * df.h (df_inns_rescan_debug_internal): Declare.
4838 * gcse.c (alloc_hash_table): Estimate n_insns.
4839 (cprop_insn): Don't regard debug insns as changes.
4840 (bypass_conditional_jumps): Skip debug insns.
4841 (one_pre_gcse_pass): Adjust.
4842 (one_code_hoisting_pass): Likewise.
4843 (compute_ld_motion_mems): Skip debug insns.
4844 (one_cprop_pass): Adjust.
4845 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
4846 (if_convertible_stmt_p): Handle debug stmts.
4847 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
4848 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
4849 * ira-build.c (create_bb_allocnos): Skip debug insns.
4850 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
4851 (has_single_use): Likewise.
4852 (single_imm_use): Likewise.
4853 (num_imm_uses): Likewise.
4854 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
4855 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
4856 (create_outofssa_var_map): Likewise.
4857 * lower-subreg.c (adjust_decomposed_uses): New.
4858 (resolve_debug): New.
4859 (decompose_multiword_subregs): Use it.
4860 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
4861 * emit-rtl.c: Include params.h.
4862 (cur_debug_insn_uid): Define.
4863 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
4864 (copy_rtx_if_shared_1): Handle debug insns.
4865 (reset_used_flags): Likewise.
4866 (set_used_flags): LIkewise.
4867 (get_max_insn_count): New.
4868 (next_nondebug_insn): New.
4869 (prev_nondebug_insn): New.
4870 (make_debug_insn_raw): New.
4871 (emit_insn_before_noloc): Handle debug insns.
4872 (emit_jump_insn_before_noloc): Likewise.
4873 (emit_call_insn_before_noloc): Likewise.
4874 (emit_debug_insn_before_noloc): New.
4875 (emit_insn_after_noloc): Handle debug insns.
4876 (emit_jump_insn_after_noloc): Likewise.
4877 (emit_call_insn_after_noloc): Likewise.
4878 (emit_debug_insn_after_noloc): Likewise.
4879 (emit_insn_after): Take loc from earlier non-debug insn.
4880 (emit_jump_insn_after): Likewise.
4881 (emit_call_insn_after): Likewise.
4882 (emit_debug_insn_after_setloc): New.
4883 (emit_debug_insn_after): New.
4884 (emit_insn_before): Take loc from later non-debug insn.
4885 (emit_jump_insn_before): Likewise.
4886 (emit_call_insn_before): Likewise.
4887 (emit_debug_insn_before_setloc): New.
4888 (emit_debug_insn_before): New.
4889 (emit_insn): Handle debug insns.
4890 (emit_debug_insn): New.
4891 (emit_jump_insn): Handle debug insns.
4892 (emit_call_insn): Likewise.
4894 (init_emit): Take min-nondebug-insn-uid into account.
4895 Initialize cur_debug_insn_uid.
4896 (emit_copy_of_insn_after): Handle debug insns.
4897 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
4898 location of single rhs in place.
4899 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
4900 (floor_sdiv_adjust): New.
4901 (cell_sdiv_adjust): New.
4902 (cell_udiv_adjust): New.
4903 (round_sdiv_adjust): New.
4904 (round_udiv_adjust): New.
4905 (wrap_constant): Moved from cselib.
4906 (unwrap_constant): New.
4907 (expand_debug_expr): New.
4908 (expand_debug_locations): New.
4909 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
4911 (gimple_expand_cfg): Expand debug locations.
4912 * cselib.c: Include tree-pass.h.
4913 (struct expand_value_data): New.
4914 (cselib_record_sets_hook): New.
4915 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
4916 (cselib_clear_table): Move, and implemnet in terms of...
4917 (cselib_reset_table_with_next_value): ... this.
4918 (cselib_get_next_unknown_value): New.
4919 (discard_useless_locs): Don't discard preserved values.
4920 (cselib_preserve_value): New.
4921 (cselib_preserved_value_p): New.
4922 (cselib_preserve_definitely): New.
4923 (cselib_clear_preserve): New.
4924 (cselib_preserve_only_values): New.
4925 (new_cselib_val): Take rtx argument. Dump it in details.
4926 (cselib_lookup_mem): Adjust.
4927 (expand_loc): Take regs_active in struct. Adjust. Silence
4928 dumps unless details are requested.
4929 (cselib_expand_value_rtx_cb): New.
4930 (cselib_expand_value_rtx): Rename and reimplment in terms of...
4931 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
4932 without details. Copy more subregs. Try to resolve values
4933 using a callback. Wrap constants.
4934 (cselib_subst_to_values): Adjust.
4935 (cselib_log_lookup): New.
4936 (cselib_lookup): Call it.
4937 (cselib_invalidate_regno): Don't count preserved values as useless.
4938 (cselib_invalidate_mem): Likewise.
4939 (cselib_record_set): Likewise.
4940 (struct set): Renamed to cselib_set, moved to cselib.h.
4941 (cselib_record_sets): Adjust. Call hook.
4942 (cselib_process_insn): Reset table when it would be cleared.
4943 (dump_cselib_val): New.
4944 (dump_cselib_table): New.
4945 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
4946 (remove_forwarder_block): Support moving debug stmts.
4947 * cselib.h (cselib_record_sets_hook): Declare.
4948 (cselib_expand_callback): New type.
4949 (cselib_expand_value_rtx_cb): Declare.
4950 (cselib_reset_table_with_next_value): Declare.
4951 (cselib_get_next_unknown_value): Declare.
4952 (cselib_preserve_value): Declare.
4953 (cselib_preserved_value_p): Declare.
4954 (cselib_preserve_only_values): Declare.
4955 (dump_cselib_table): Declare.
4956 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
4957 (try_crossjump_to_edge): Likewise.
4958 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
4959 dominated blocks when debug stmts are present.
4960 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
4961 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
4962 (set_var_live_on_entry): Likewise.
4963 * loop-invariant.c (find_invariants_bb): Skip debug insns.
4964 * cfglayout.c (curr_location, last_location): Make static.
4965 (set_curr_insn_source_location): Don't avoid bouncing.
4966 (get_curr_insn_source_location): New.
4967 (get_curr_insn_block): New.
4968 (duplicate_insn_chain): Handle debug insns.
4969 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
4971 * common.opt (fcompare-debug): Move to sort order.
4972 (fdump-unnumbered-links): Likewise.
4973 (fvar-tracking-assignments): New.
4974 (fvar-tracking-assignments-toggle): New.
4975 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
4976 because of debug stmts.
4977 (mark_stmt_if_obviously_necessary): Mark debug stmts.
4978 (eliminate_unnecessary_stmts): Walk dominated blocks before
4980 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
4981 * ira.c (memref_used_between_p): Skip debug insns.
4982 (update_equiv_regs): Likewise.
4983 * sched-deps.c (sd_lists_size): Accept empty list.
4984 (sd_init_insn): Mark debug insns.
4985 (sd_finish_insn): Unmark them.
4986 (sd_add_dep): Reject non-debug deps on debug insns.
4987 (fixup_sched_groups): Give debug insns group treatment.
4989 (sched_analyze_reg): Don't mark debug insns for sched before call.
4990 (sched_analyze_2): Handle debug insns.
4991 (sched_analyze_insn): Compute next non-debug insn. Handle debug
4993 (deps_analyze_insn): Handle debug insns.
4994 (deps_start_bb): Skip debug insns.
4995 (init_deps): Initialize last_debug_insn.
4996 * tree-ssa.c (target_for_debug_bind): New.
4997 (find_released_ssa_name): New.
4998 (propagate_var_def_into_debug_stmts): New.
4999 (propagate_defs_into_debug_stmts): New.
5000 (verify_ssa): Skip debug bind stmts without values.
5001 (warn_uninialized_vars): Skip debug stmts.
5002 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5003 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5004 (rtx_equal_p): Likewise.
5005 * ira-costs.c (scan_one_insn): Skip debug insns.
5006 (process_bb_node_for_hard_reg_moves): Likewise.
5007 * rtl.h (DEBUG_INSN_P): New.
5008 (NONDEBUG_INSN_P): New.
5009 (MAY_HAVE_DEBUG_INSNS): New.
5010 (INSN_P): Accept debug insns.
5011 (RTX_FRAME_RELATED_P): Likewise.
5012 (INSN_DELETED_P): Likewise
5013 (PAT_VAR_LOCATION_DECL): New.
5014 (PAT_VAR_LOCATION_LOC): New.
5015 (PAT_VAR_OCATION_STATUS): New.
5016 (NOTE_VAR_LOCATION_DECL): Reimplement.
5017 (NOTE_VAR_LOCATION_LOC): Likewise.
5018 (NOTE_VAR_LOCATION_STATUS): Likewise.
5019 (INSN_VAR_LOCATION): New.
5020 (INSN_VAR_LOCATION_DECL): New.
5021 (INSN_VAR_LOCATION_LOC): New.
5022 (INSN_VAR_LOCATION_STATUS): New.
5023 (gen_rtx_UNKNOWN_VAR_LOC): New.
5024 (VAR_LOC_UNKNOWN_P): New.
5025 (NOTE_DURING_CALL_P): New.
5026 (SCHED_GROUP_P): Accept debug insns.
5027 (emit_debug_insn_before): Declare.
5028 (emit_debug_insn_before_noloc): Declare.
5029 (emit_debug_insn_beore_setloc): Declare.
5030 (emit_debug_insn_after): Declare.
5031 (emit_debug_insn_after_noloc): Declare.
5032 (emit_debug_insn_after_setloc): Declare.
5033 (emit_debug_insn): Declare.
5034 (make_debug_insn_raw): Declare.
5035 (prev_nondebug_insn): Declare.
5036 (next_nondebug_insn): Declare.
5037 (delegitimize_mem_from_attrs): Declare.
5038 (get_max_insn_count): Declare.
5039 (wrap_constant): Declare.
5040 (unwrap_constant): Declare.
5041 (get_curr_insn_source_location): Declare.
5042 (get_curr_insn_block): Declare.
5043 * tree-inline.c (insert_debug_decl_map): New.
5044 (processing_debug_stmt): New.
5045 (remap_decl): Don't create new mappings in debug stmts.
5046 (remap_gimple_op_r): Don't add references in debug stmts.
5047 (copy_tree_body_r): Likewise.
5048 (remap_gimple_stmt): Handle debug bind stmts.
5049 (copy_bb): Skip debug stmts.
5050 (copy_edges_for_bb): Likewise.
5051 (copy_debug_stmt): New.
5052 (copy_debug_stmts): New.
5053 (copy_body): Copy debug stmts at the end.
5054 (insert_init_debug_bind): New.
5055 (insert_init_stmt): Take id. Skip and emit debug stmts.
5056 (setup_one_parameter): Remap variable earlier, register debug mapping.
5057 (estimate_num_insns): Skip debug stmts.
5058 (expand_call_inline): Preserve debug_map.
5059 (optimize_inline_calls): Check for no debug_stmts left-overs.
5060 (unsave_expr_now): Preserve debug_map.
5061 (copy_gimple_seq_and_replace_locals): Likewise.
5062 (tree_function_versioning): Check for no debug_stmts left-overs.
5063 Init and destroy debug_map as needed. Split edges unconditionally.
5064 (build_duplicate_type): Init and destroy debug_map as needed.
5065 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5066 (struct copy_body_data): Add debug_stmts and debug_map.
5067 * sched-int.h (struct ready_list): Add n_debug.
5068 (struct deps): Add last_debug_insn.
5069 (DEBUG_INSN_SCHED_P): New.
5070 (BOUNDARY_DEBUG_INSN_P): New.
5071 (SCHEDULE_DEBUG_INSN_P): New.
5072 (sd_iterator_cond): Accept empty list.
5073 * combine.c (create_log_links): Skip debug insns.
5074 (combine_instructions): Likewise.
5075 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5076 return value is always unshared.
5077 (struct rtx_subst_pair): New.
5078 (auto_adjust_pair): New.
5079 (propagate_for_debug_subst): New.
5080 (propagate_for_debug): New.
5081 (try_combine): Skip debug insns. Propagate removed defs into
5083 (next_nonnote_nondebug_insn): New.
5084 (distribute_notes): Use it. Skip debug insns.
5085 (distribute_links): Skip debug insns.
5086 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5087 * resource.c (mark_target_live_regs): Likewise.
5088 * var-tracking.c: Include cselib.h and target.h.
5089 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5091 (micro_operation_type_name): New.
5092 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5093 (struct micro_operation_def): Update comments.
5094 (decl_or_value): New type. Use instead of decls.
5095 (struct emit_note_data_def): Add vars.
5096 (struct attrs_def): Use decl_or_value.
5097 (struct variable_tracking_info_def): Add permp, flooded.
5098 (struct location_chain_def): Update comment.
5099 (struct variable_part_def): Use decl_or_value.
5100 (struct variable_def): Make var_part a variable length array.
5102 (scratch_regs): New.
5103 (cselib_hook_called): New.
5104 (dv_is_decl_p): New.
5105 (dv_is_value_p): New.
5108 (dv_as_opaque): New.
5109 (dv_onepart_p): New.
5111 (IS_DECL_CODE): New.
5112 (check_value_is_not_decl): New.
5113 (dv_from_decl): New.
5114 (dv_from_value): New.
5115 (dv_htab_hash): New.
5116 (variable_htab_hash): Use it.
5117 (variable_htab_eq): Support values.
5118 (variable_htab_free): Free from the right pool.
5119 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5120 (attrs_list_union): Adjust.
5121 (attrs_list_mpdv_union): New.
5122 (tie_break_pointers): New.
5123 (canon_value_cmp): New.
5124 (unshare_variable): Return possibly-modified slot.
5125 (vars_copy_1): Adjust.
5126 (var_reg_decl_set): Adjust. Split out of...
5127 (var_reg_set): ... this.
5128 (get_init_value): Adjust.
5129 (var_reg_delete_and_set): Adjust.
5130 (var_reg_delete): Adjust.
5131 (var_regno_delete): Adjust.
5132 (var_mem_decl_set): Split out of...
5133 (var_mem_set): ... this.
5134 (var_mem_delete_and_set): Adjust.
5135 (var_mem_delete): Adjust.
5139 (variable_union): Adjust. Speed up merge of 1-part vars.
5140 (variable_canonicalize): Use unshared slot.
5141 (VALUED_RECURSED_INTO): New.
5142 (find_loc_in_1pdv): New.
5143 (struct dfset_merge): New.
5144 (insert_into_intersection): New.
5145 (intersect_loc_chains): New.
5147 (canonicalize_loc_order_check): New.
5148 (canonicalize_values_mark): New.
5149 (canonicalize_values_star): New.
5150 (variable_merge_over_cur): New.
5151 (variable_merge_over_src): New.
5152 (dataflow_set_merge): New.
5153 (dataflow_set_equiv_regs): New.
5154 (remove_duplicate_values): New.
5155 (struct dfset_post_merge): New.
5156 (variable_post_merge_new_vals): New.
5157 (variable_post_merge_perm_vals): New.
5158 (dataflow_post_merge_adjust): New.
5159 (find_mem_expr_in_1pdv): New.
5160 (dataflow_set_preserve_mem_locs): New.
5161 (dataflow_set_remove_mem_locs): New.
5162 (dataflow_set_clear_at_call): New.
5163 (onepart_variable_different_p): New.
5164 (variable_different_p): Use it.
5165 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5166 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5168 (track_loc_p): Pass it true.
5169 (struct count_use_info): New.
5170 (find_use_val): New.
5171 (replace_expr_with_values): New.
5173 (use_type): New, partially split out of...
5174 (count_uses): ... this. Count new micro-ops.
5175 (count_uses_1): Adjust.
5176 (count_stores): Adjust.
5177 (count_with_sets): New.
5178 (VAL_NEEDS_RESOLUTION): New.
5179 (VAL_HOLDS_TRACK_EXPR): New.
5180 (VAL_EXPR_IS_COPIED): New.
5181 (VAL_EXPR_IS_CLOBBERED): New.
5182 (add_uses): Adjust. Generate new micro-ops.
5183 (add_uses_1): Adjust.
5184 (add_stores): Generate new micro-ops.
5185 (add_with_sets): New.
5186 (find_src_status): Adjust.
5187 (find_src_set_src): Adjust.
5188 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5189 Handle new micro-ops. Canonicalize value equivalances.
5190 (vt_find_locations): Compute total size of hash tables for
5191 dumping. Perform merge for var-tracking-assignments. Don't
5192 disregard single-block loops.
5193 (dump_attrs_list): Handle decl_or_value.
5194 (dump_variable): Take variable. Deal with decl_or_value.
5195 (dump_variable_slot): New.
5196 (dump_vars): Use it.
5197 (dump_dataflow_sets): Adjust.
5198 (set_slot_part): New, extended to support one-part variables
5199 after splitting out of...
5200 (set_variable_part): ... this.
5201 (clobber_slot_part): New, split out of...
5202 (clobber_variable_part): ... this.
5203 (delete_slot_part): New, split out of...
5204 (delete_variable_part): .... this.
5205 (check_wrap_constant): New.
5206 (vt_expand_loc_callback): New.
5207 (vt_expand_loc): New.
5208 (emit_note_insn_var_location): Adjust. Handle values. Handle
5209 EMIT_NOTE_AFTER_CALL_INSN.
5210 (emit_notes_for_differences_1): Adjust. Handle values.
5211 (emit_notes_for_differences_2): Likewise.
5212 (emit_notes_for_differences): Adjust.
5213 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5214 Adjust. Handle new micro-ops.
5215 (vt_add_function_parameters): Adjust. Create and bind values.
5216 (vt_initialize): Adjust. Initialize scratch_regs and
5217 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5218 operations. Move some code to count_with_sets and add_with_sets.
5219 (delete_debug_insns): New.
5220 (vt_debug_insns_local): New.
5221 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5223 (var_tracking_main): If var-tracking-assignments is enabled
5224 but var-tracking isn't, delete debug insns and leave. Likewise
5225 if we exceed limits or fail the stack adjustments tests, and
5226 after all var-tracking processing.
5227 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5228 (dataflow_set): Add traversed_vars.
5229 (value_chain, const_value_chain): New typedefs.
5230 (value_chain_pool, value_chains): New variables.
5231 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5232 add_value_chains, add_cselib_value_chains, remove_value_chain,
5233 remove_value_chains, remove_cselib_value_chains): New functions.
5234 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5235 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5237 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5238 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5239 (dst_can_be_shared): New variable.
5240 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5241 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5242 different from set->vars, look up slot again instead of using the
5244 (dataflow_set_init): Initialize traversed_vars.
5245 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5246 lookup if set->vars is shared. Don't keep slot cleared before
5247 calling unshare_variable. Unshare set->vars if needed. Adjust
5248 unshare_variable callers. Clear dst_can_be_shared if needed.
5249 Even ->refcount == 1 vars must be unshared if set->vars is shared
5250 and var needs to be modified.
5251 (dataflow_set_union): Set traversed_vars during canonicalization.
5252 (VALUE_CHANGED, DECL_CHANGED): Define.
5253 (set_dv_changed, dv_changed_p): New static inlines.
5254 (track_expr_p): Clear DECL_CHANGED.
5255 (dump_dataflow_sets): Set it.
5256 (variable_was_changed): Call set_dv_changed.
5257 (emit_note_insn_var_location): Likewise.
5258 (changed_variables_stack): New variable.
5259 (check_changed_vars_1, check_changed_vars_2): New functions.
5260 (emit_notes_for_changes): Do nothing if changed_variables is
5261 empty. Traverse changed_variables with check_changed_vars_1,
5262 call check_changed_vars_2 on each changed_variables_stack entry.
5263 (emit_notes_in_bb): Add SET argument. Just clear it at the
5264 beginning, use it instead of local &set, don't destroy it at the end.
5265 (vt_emit_notes): Call dataflow_set_clear early on all
5266 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5267 computed set, dataflow_set_clear also VTI(bb)->in when we are
5268 done with the basic block. Initialize changed_variables_stack,
5269 free it afterwards. If ENABLE_CHECKING verify that after noting
5270 differences to an empty set value_chains hash table is empty.
5271 (vt_initialize): Initialize value_chains and value_chain_pool.
5272 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5273 (variable_tracking_main): Call dump_dataflow_sets before calling
5274 vt_emit_notes, not after it.
5275 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5276 (propagate_var_def_into_debug_stmts): Declare.
5277 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5278 (df_set_note): Reject debug insns.
5279 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5280 add notes to debug insns.
5281 (df_note_bb_compute): Adjust. Likewise.
5282 (df_simulate_uses): Skip debug insns.
5283 (df_simulate_initialize_backwards): Likewise.
5284 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5285 (subst_stack_regs_pat): Reject debug insns.
5286 (convert_regs_1): Handle debug insns.
5287 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5288 (print-rtl.o): Depend on cselib.h.
5289 (cselib.o): Depend on TREE_PASS_H.
5290 (var-tracking.o): Depend on cselib.h and TARGET_H.
5291 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5292 (init_ready_list): Skip boundary debug insns.
5293 (add_branch_dependences): Skip debug insns.
5294 (free_block_dependencies): Check for blocks with only debug insns.
5295 (compute_priorities): Likewise.
5296 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5297 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5299 (gimple_build_debug_bind_stat): New.
5300 (empty_body_p): Skip debug stmts.
5301 (gimple_has_side_effects): Likewise.
5302 (gimple_rhs_has_side_effects): Likewise.
5303 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5304 (gimple_build_debug_bind_stat): Declare.
5305 (gimple_build_debug_bind): Define.
5306 (is_gimple_debug): New.
5307 (gimple_debug_bind_p): New.
5308 (gimple_debug_bind_get_var): New.
5309 (gimple_debug_bind_get_value): New.
5310 (gimple_debug_bind_get_value_ptr): New.
5311 (gimple_debug_bind_set_var): New.
5312 (gimple_debug_bind_set_value): New.
5313 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5314 (gimple_debug_bind_reset_value): New.
5315 (gimple_debug_bind_has_value_p): New.
5316 (gsi_next_nondebug): New.
5317 (gsi_prev_nondebug): New.
5318 (gsi_start_nondebug_bb): New.
5319 (gsi_last_nondebug_bb): New.
5320 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5321 (print_insn): Handle DEBUG_INSN.
5322 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5323 of first insn prevail.
5324 (first_stmt): Skip debug stmts.
5325 (first_non_label_stmt): Likewise.
5326 (last_stmt): Likewise.
5327 (has_zero_uses_1): New.
5328 (single_imm_use_1): New.
5329 (verify_gimple_debug): New.
5330 (verify_types_in_gimple_stmt): Handle debug stmts.
5331 (verify_stmt): Likewise.
5332 (debug_loop_num): Skip debug stmts.
5333 (remove_edge_and_dominated_blocks): Remove dominators last.
5334 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5335 (linearize_expr): Likewise.
5336 * config/i386/i386.c (ix86_delegitimize_address): Call
5337 default implementation.
5338 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5339 (group_barrier_needed): Skip debug insns.
5340 (emit_insn_group_barriers): Likewise.
5341 (emit_all_insn_group_barriers): Likewise.
5342 (ia64_variable_issue): Handle debug insns.
5343 (ia64_dfa_new_cycle): Likewise.
5344 (final_emit_insn_group_barriers): Skip debug insns.
5345 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5346 def cfa without frame.
5347 (process_set): Likewise.
5348 (process_for_unwind_directive): Pass frame on.
5349 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5350 (rs6000_delegitimize_address): New.
5351 (rs6000_debug_adjust_cost): Handle debug insns.
5352 (is_microcoded_insn): Likewise.
5353 (is_cracked_insn): Likewise.
5354 (is_nonpipeline_insn): Likewise.
5355 (insn_must_be_first_in_group): Likewise.
5356 (insn_must_be_last_in_group): Likewise.
5357 (force_new_group): Likewise.
5358 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5359 contains only debug insns.
5360 (rtl_merge_blocks): Skip debug insns.
5361 (purge_dead_edges): Likewise.
5362 (rtl_block_ends_with_call_p): Skip debug insns.
5363 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5364 (mark_reg_dependencies): Skip debug insns.
5365 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5366 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5367 * tree-ssa-threadedge.c
5368 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5369 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5370 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5371 (copyprop_hardreg_forward_1): Handle debug insns.
5372 * reload1.c (reload): Skip debug insns. Replace unassigned
5373 pseudos in debug insns with their equivalences.
5374 (eliminate_regs_in_insn): Skip debug insns.
5375 (emit_input_reload_insns): Skip debug insns at first, adjust
5377 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5378 (get_indirect_ref_operands): Pass opf_no_vops on.
5379 (get_expr_operands): Likewise. Skip debug stmts.
5380 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5382 2009-09-01 Richard Henderson <rth@redhat.com>
5384 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5385 stmt_ends_pp_p statements at least once.
5386 * tree-vrp.c (vrp_initialize): Likewise.
5387 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5389 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5392 Fix AIX bootstrap after PR debug/30161
5393 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5394 that is a GNU extension.
5395 (tmpl_value_parm_die_table): Move the definition of this global
5396 outside #ifdef DWARF2_DEBUGGING_INFO region.
5398 2009-09-01 Richard Guenther <rguenther@suse.de>
5400 * tree.c (tree_expr_size): New function.
5401 * tree.h (tree_expr_size): Declare.
5402 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5403 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5404 * langhooks.c (lhd_expr_size): Remove.
5405 * langhooks.h (struct lang_hooks): Remove expr_size.
5406 * explow.c (expr_size): Use tree_expr_size.
5407 (int_expr_size): Likewise.
5408 * langhooks-def.h (lhd_expr_size): Remove.
5409 (LANG_HOOKS_EXPR_SIZE): Likewise.
5410 (LANG_HOOKS_INITIALIZER): Adjust.
5412 2009-09-01 Richard Guenther <rguenther@suse.de>
5414 * tree-flow.h (mark_addressable): Move declaration ...
5415 * tree.h (mark_addressable): ... here.
5416 * stmt.c (expand_asm_operands): Use mark_addressable, not
5417 lang_hooks.mark_addressable.
5418 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5419 LANG_HOOKS_MARK_ADDRESSABLE.
5420 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5421 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5423 2009-08-31 Chris Demetriou <cgd@google.com>
5425 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5426 vectorize if not TARGET_SSE2.
5428 2009-08-31 DJ Delorie <dj@redhat.com>
5430 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5431 registers if no coprocessor is enabled.
5433 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5436 * cgraph.h (cgraph_get_node): Declare ...
5437 * cgraph.c (cgraph_get_node): ... new function.
5438 * dwarf2out.c (gen_generic_params_dies,
5439 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5440 make_ith_pack_parameter_name,
5441 append_entry_to_tmpl_value_parm_die_table,
5442 gen_remaining_tmpl_value_param_die_attribute): New functions.
5443 (gen_subprogram_die): Generate debug info for template parameters
5444 if debug info level is higher than DINFO_LEVEL_TERSE.
5445 Use tree_add_const_value_attribute_for_decl instead of
5446 tree_add_const_value_attribute.
5447 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5448 instead of tree_add_const_value_attribute.
5449 (gen_struct_or_union_type_die): Generate debug
5450 info for template parameters if debug info level is higher than
5452 (tree_add_const_value_attribute): Handle integral and pointer
5453 constants. Update comment.
5454 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5455 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5456 (reference_to_unused): Fix thinko. Remove redundant predicates from
5458 (tree_add_const_value_attribute): Make this work for constant
5460 tree_add_const_value_attribute_for_decl is to be used for variable
5462 (add_location_or_const_value_attribute): Use
5463 tree_add_const_value_attribute_for_decl now.
5464 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5465 DW_TAG_template_value_param DIEs after function DIEs have been
5467 * langhooks.h (lang_hooks_for_types): Add
5468 get_argument_pack_elems.
5469 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5470 (lang_hooks): Added get_innermost_generic_parms,
5471 get_innermost_generic_args.
5472 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5473 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5474 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5475 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5477 2009-08-31 DJ Delorie <dj@redhat.com>
5479 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5480 it once we start generating the prologue or epilogue.
5481 (mep_call_saves_register): If the frame is locked, re-use
5483 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5484 (mep_expand_prologue): Call it.
5485 (mep_expand_epilogue): Likewise.
5486 (mep_start_function): Use the same logic as mep_expand_prologue.
5487 (mep_pass_by_reference): Make logic more readable.
5488 (mep_return_in_memory): Zero-sized objects are passed in memory.
5489 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5491 2009-08-31 Richard Guenther <rguenther@suse.de>
5493 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5494 to query if the memory regions for memmove overlap.
5495 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5496 asserts on pointers, instead deal with odd trees.
5497 (ptr_derefs_may_alias_p): Likewise.
5498 (refs_may_alias_p_1): Constructor bases also never alias.
5500 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5502 * doc/install.texi (Final install): Adjust reference on where to
5503 order printed manuals.
5505 2009-08-30 Olivier Hainque <hainque@adacore.com>
5507 * dwarf2out.c (switch_to_frame_table_section): Move
5508 definition prior to first use.
5510 2009-08-30 Richard Guenther <rguenther@suse.de>
5512 PR tree-optimization/41186
5513 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5514 (ao_ref_init_from_ptr_and_size): New function.
5515 (ref_maybe_used_by_call_p_1): Be more precise tracking
5516 used ranges for builtin functions.
5517 (ref_maybe_used_by_call_p): Adjust.
5518 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5519 ranges for builtin functions.
5520 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5522 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5525 * fwprop.c (get_reg_use_in): Delete.
5526 (free_load_extend): New function.
5527 (forward_propagate_subreg): Use it.
5529 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5531 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5533 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5536 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5539 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5541 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5542 fini or fini_array section.
5544 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5546 * graphite-dependences.c (graphite_legal_transform_bb): Call
5547 pbb_remove_duplicate_pdrs.
5548 * graphite-poly.c (can_collapse_pdr): Removed.
5549 (pdr_find_duplicate): Removed.
5550 (can_collapse_pdrs): New.
5551 (pbb_remove_duplicate_pdrs): New.
5552 (new_poly_dr): Do not look for duplicates.
5553 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5554 (PBB_PDR_DUPLICATES_REMOVED): New.
5555 (pbb_remove_duplicate_pdrs): Declared.
5557 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5559 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5560 the strides by multiplying by PDR_NB_REFS.
5561 * graphite-poly.c (can_collapse_pdr): New.
5562 (pdr_find_duplicate): New.
5563 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5564 Initialize PDR_NB_REFS.
5565 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5567 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5569 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5572 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5575 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5577 * graphite-dependences.c (pddr_original_scattering): Return NULL
5578 for read-read dependence relations.
5579 * graphite-poly.h (enum poly_dr_type): Fix comment.
5582 (pdr_may_write_p): New.
5584 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5586 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5587 (struct poly_dr): Same.
5588 (new_poly_dr): Same.
5589 * graphite-poly.c (new_poly_dr): Same.
5590 * graphite-dependences.c (dot_deps): Disable call to system.
5592 2009-08-28 Cary Coutant <ccoutant@google.com>
5595 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5596 struct/union/enum types local to a function.
5598 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5599 Sebastian Pop <sebastian.pop@amd.com>
5601 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5602 pbb_strip_mine_time_depth. Changed the implementation so that
5603 transformation is expressed as a transformation on
5604 time (scatttering) dimensions. Also, ensures that the 2d+1
5605 scheduling format is preserved.
5606 (pbb_strip_mine_profitable_p): Profitability is based on the
5607 iteration number of a given time (scattering) dimension,
5608 and not on a original loop depth dimension.
5609 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5610 (pbb_do_strip_mine): Call psct_dynamic_dim.
5611 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5612 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5613 (pbb_nb_dynamic_scattering_transform): New.
5614 (psct_dynamic_dim): New.
5616 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5618 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5619 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5620 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5621 * graphite-interchange.c (build_linearized_memory_access): Same.
5622 (memory_stride_in_loop): Same.
5624 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5626 * graphite-dependences.c (pddr_original_scattering): New.
5627 (graphite_legal_transform_dr): Call pddr_original_scattering.
5630 * graphite-dependences.h (dot_deps): Declared.
5631 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5632 (print_pdr): Print PDR_ID.
5633 * graphite-poly.h (struct poly_dr): Add field id.
5636 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5638 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5640 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5641 not delete the original dependence relation.
5643 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5645 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5646 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5647 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5648 (free_poly_ddr): New.
5649 (pddr_is_empty): New.
5650 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5651 (dependence_polyhedron): Same. Remove useless gcc_assert.
5653 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5654 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5655 * graphite-dependences.h (enum poly_dependence_kind): New.
5656 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5657 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5658 (PDRP_SINK): Renamed PDDR_SINK.
5659 (PDRP_DDP): Renamed PDDR_DDP.
5661 (free_poly_ddr): Declared.
5662 * graphite-poly.c (new_scop): Use the new hash function names.
5663 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5664 into original_pddrs.
5665 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5667 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5669 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5670 bounds with LT_EXPR to make niter analysis more precise on code
5671 generated by Graphite.
5673 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5675 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5676 (graphite_legal_transform_bb): Same.
5677 (poly_drs_may_alias_p): Same.
5679 2009-08-28 Richard Guenther <rguenther@suse.de>
5681 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5683 2009-08-28 Jan Beulich <jbeulich@novell.com>
5685 * config/i386/netware.c: Include langhooks.h.
5686 (i386_nlm_encode_section_info): Simplify.
5687 (netware_override_options): Delete.
5688 * config/i386/netware.h (netware_override_options): Delete
5690 (OVERRIDE_OPTIONS): Delete definition.
5691 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5692 (ASM_COMMENT_START): Define.
5693 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5695 2009-08-28 Jan Beulich <jbeulich@novell.com>
5697 * configure.ac: For in-tree ld, do a plain version check to
5698 determine whether comdat groups are supported.
5699 * configure: Regenerate.
5701 2009-08-28 Olivier Hainque <hainque@adacore.com>
5703 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5704 always defined. Reflect definition or absence of such for
5705 COLLECT_EXPORT_LIST. Readability helper.
5706 (scanfilter): New enum, to help control what symbols
5707 are to be considered or ignored by scan_prog_file.
5708 (enum pass): Rename as "scanpass", moved together with scanfilter
5709 prior to scan_prog_file's prototype.
5710 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5711 Group prototype with the scanpass/scanfilter definitions, factorize
5712 head comments for the several implementations at the prototype.
5713 (main): Reorganize the first pass link control to let AIX
5714 drag only the needed frame tables in executables. Prevent
5715 frame tables collection during the scan aimed at static ctors.
5716 Pre-link and scan for frame tables later to compensate.
5717 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5718 A C statement to issue assembly directives that create a reference
5719 to the given DWARF table identifier label from the current function
5721 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5722 to differentiate first time section entry. Only emit a .data
5723 tables start identifier label the first time around.
5724 (switch_to_frame_table_section): New function. Helper for
5725 output_call_frame_info to switch possibly BACK into the eh_frame
5726 or the debug_frame section depending on FOR_EH.
5727 (output_call_frame_info): Use helper to first enter the proper
5729 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5730 emit a link to the frame table start label from each function
5732 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5733 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5734 * config/rs6000/rs6000-protos.h: Declare it.
5735 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5737 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5739 * config/sh/sh.c (split_branches): Check the result of
5742 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5744 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5745 using -pthread -fopenmp
5747 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5749 * doc/service.texi (service directory): Update URL.
5751 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5753 PR rtl-optimization/40861
5754 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5755 extract word from a multi-word subreg for negative byte positions.
5757 2009-08-27 Tristan Gingold <gingold@adacore.com>
5758 Douglas B Rupp <rupp@gnat.com>
5760 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5761 (SECTION_VMS_OVERLAY): Define.
5762 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5764 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5766 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5767 common_object declarations.
5768 (ia64_section_type_flags): Set section flag for common_object.
5769 * config/ia64/ia64-protos.h
5770 (ia64_vms_output_aligned_decl_common): Declare.
5771 (ia64_vms_elf_asm_named_section): Declare.
5773 2009-08-27 Michael Matz <matz@suse.de>
5775 * expr.c (expand_expr_real_2): New function taking exploded
5776 unary or binary expression, split out from ...
5777 (expand_expr_real_1): ... here. Move over all unary/binary
5778 switch parts to above function, in particular these codes:
5779 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5780 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5781 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5782 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5783 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5784 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5785 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5786 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5787 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5788 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5789 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5790 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5791 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5792 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5793 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5794 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5795 VEC_PACK_FIX_TRUNC_EXPR.
5796 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5799 2009-08-27 Richard Guenther <rguenther@suse.de>
5801 * gengtype.c (main): Handle uint64_t.
5802 * ipa-utils.c (get_base_var): Indent properly.
5803 * tree-ssa-live.c (debug_scope_block): New function.
5804 * tree-flow.h (debug_scope_block): Declare.
5805 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
5806 * basic-block.h (enum profile_status): Rename to
5807 enum profile_status_d.
5808 (x_profile_status): Adjust type.
5810 2009-08-27 Dodji Seketeli <dodji@redhat.com>
5813 * dwarf2out.c (get_context_die): Declare this static function.
5814 (gen_type_die_with_usage): Make sure a DIE is a generated for
5815 the context of a typedef.
5817 2009-08-26 Anatoly Sokolov <aesok@post.ru>
5819 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
5822 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
5824 * config/mips/mips-protos.h (mips_output_sync): Declare.
5825 (mips_sync_loop_insns): Likewise.
5826 (mips_output_sync_loop): Replace first two parameters with an rtx.
5827 * config/mips/mips.c (mips_multi_member): New structure.
5828 (mips_multi_members): New variable.
5829 (mips_multi_start): New function.
5830 (mips_multi_add): Likewise.
5831 (mips_multi_add_insn): Likewise.
5832 (mips_multi_add_label): Likewise.
5833 (mips_multi_last_index): Likewise.
5834 (mips_multi_copy_insn): Likewise.
5835 (mips_multi_set_operand): Likewise.
5836 (mips_multi_write): Likewise.
5837 (mips_print_operand_punctuation): Remove '%|' and '%-'.
5838 (mips_init_print_operand_punct): Update accordingly.
5839 (mips_start_ll_sc_sync_block): New function.
5840 (mips_end_ll_sc_sync_block): Likewise.
5841 (mips_output_sync): Likewise.
5842 (mips_sync_insn1_template): Likewise.
5843 (mips_sync_insn2_template): Likewise.
5844 (mips_get_sync_operand): Likewise.
5845 (mips_process_sync_loop): Likewise.
5846 (mips_output_sync_loop): Use mips_process_sync_loop.
5847 (mips_sync_loop_insns): New function.
5848 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
5849 (MIPS_COMPARE_AND_SWAP_12): Likewise.
5850 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
5851 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
5852 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
5853 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
5854 (MIPS_SYNC_OLD_OP_12): Likewise.
5855 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
5856 (MIPS_SYNC_NEW_OP_12): Likewise.
5857 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
5858 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
5859 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
5860 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
5861 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
5862 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
5863 * config/mips/mips.md (sync_mem): New attribute.
5864 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
5865 (sync_exclusive_mask, sync_required_oldval): Likewise.
5866 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
5867 (sync_release_barrier): Likewise.
5868 (length): Handle sync loops.
5869 (sync): Use mips_output_sync.
5870 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
5871 (sync_compare_and_swap<mode>): Set the new sync_* attributes
5872 and use mips_output_sync_loop.
5873 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
5874 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
5875 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
5876 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
5877 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
5878 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
5879 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
5880 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
5881 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
5883 2009-08-26 Richard Guenther <rguenther@suse.de>
5886 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
5887 the types to not match.
5888 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
5890 * tree-ssa.c (useless_type_conversion_p): Conversions to
5891 pointers to unprototyped functions are useless.
5893 2009-08-26 Richard Guenther <rguenther@suse.de>
5895 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
5896 whole-program condition, prepare to be called for non-globals.
5897 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
5898 params build a representative with known type and track its fields.
5900 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
5902 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
5903 clearing by a taken branch.
5904 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
5905 effectively after bbro pass.
5906 (sync_nand<mode>): Ditto.
5907 (sync_old_<fetchop_name><mode>): Ditto.
5908 (sync_old_nand<mode>): Ditto.
5909 (sync_new_<fetchop_name><mode>): Dito.
5910 (sync_new_nand<mode>): Ditto.
5911 (sync_compare_and_swap<mode>_1): Ditto.
5912 (*sync_compare_and_swap<mode>): Ditto.
5913 (sync_lock_test_and_set<mode>_1): Ditto.
5914 ("sync_lock_test_and_set<mode>): Ditto.
5916 2009-08-25 Douglas B Rupp <rupp@gnat.com>
5918 * hwint.h (HOST_LONG_FORMAT): New macro
5919 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
5920 Use HOST_PTR_PRINTF.
5921 * system.h (HOST_PTR_PRINTF): Resurrect old macro
5922 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
5923 (HOST_PTR_PRINTF): Document.
5925 2009-08-25 Jan Hubicka <jh@suse.cz>
5927 * config/i386/bmmintrin.h: Replace by #error.
5930 Michael Meissner <michael.meissner@amd.com>
5931 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5932 Tony Linthicum <tony.linthicum@amd.com>
5934 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5935 (TARGET_ROUND): New macro for the round/ptest instructions which
5936 are shared between SSE4.1 and SSE5.
5937 (OPTION_MASK_ISA_ROUND): Ditto.
5938 (OPTION_ISA_ROUND): Ditto.
5939 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5940 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5942 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5943 (-mfused-madd): New switch to give users control over whether the
5944 compiler optimizes to use the multiply/add SSE5 instructions.
5946 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
5947 (ix86_handle_option): Turn off 3dnow if -msse5.
5948 (override_options): Add SSE5 support.
5949 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5951 (ix86_expand_sse_movcc): Add SSE5 support.
5952 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5953 vector type to the next largest size.
5954 (ix86_expand_sse5_pack): New function to use pperm to pack a
5955 vector type to the next smallest size.
5956 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5957 (IX86_BUILTIN_FMADDSD): Ditto.
5958 (IX86_BUILTIN_FMADDPS): Ditto.
5959 (IX86_BUILTIN_FMADDPD): Ditto.
5960 (IX86_BUILTIN_FMSUBSS): Ditto.
5961 (IX86_BUILTIN_FMSUBSD): Ditto.
5962 (IX86_BUILTIN_FMSUBPS): Ditto.
5963 (IX86_BUILTIN_FMSUBPD): Ditto.
5964 (IX86_BUILTIN_FNMADDSS): Ditto.
5965 (IX86_BUILTIN_FNMADDSD): Ditto.
5966 (IX86_BUILTIN_FNMADDPS): Ditto.
5967 (IX86_BUILTIN_FNMADDPD): Ditto.
5968 (IX86_BUILTIN_FNMSUBSS): Ditto.
5969 (IX86_BUILTIN_FNMSUBSD): Ditto.
5970 (IX86_BUILTIN_FNMSUBPS): Ditto.
5971 (IX86_BUILTIN_FNMSUBPD): Ditto.
5972 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5973 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5974 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5975 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5976 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5977 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5978 (IX86_BUILTIN_PPERM): Ditto.
5979 (IX86_BUILTIN_PERMPS): Ditto.
5980 (IX86_BUILTIN_PERMPD): Ditto.
5981 (IX86_BUILTIN_PMACSSWW): Ditto.
5982 (IX86_BUILTIN_PMACSWW): Ditto.
5983 (IX86_BUILTIN_PMACSSWD): Ditto.
5984 (IX86_BUILTIN_PMACSWD): Ditto.
5985 (IX86_BUILTIN_PMACSSDD): Ditto.
5986 (IX86_BUILTIN_PMACSDD): Ditto.
5987 (IX86_BUILTIN_PMACSSDQL): Ditto.
5988 (IX86_BUILTIN_PMACSSDQH): Ditto.
5989 (IX86_BUILTIN_PMACSDQL): Ditto.
5990 (IX86_BUILTIN_PMACSDQH): Ditto.
5991 (IX86_BUILTIN_PMADCSSWD): Ditto.
5992 (IX86_BUILTIN_PMADCSWD): Ditto.
5993 (IX86_BUILTIN_PHADDBW): Ditto.
5994 (IX86_BUILTIN_PHADDBD): Ditto.
5995 (IX86_BUILTIN_PHADDBQ): Ditto.
5996 (IX86_BUILTIN_PHADDWD): Ditto.
5997 (IX86_BUILTIN_PHADDWQ): Ditto.
5998 (IX86_BUILTIN_PHADDDQ): Ditto.
5999 (IX86_BUILTIN_PHADDUBW): Ditto.
6000 (IX86_BUILTIN_PHADDUBD): Ditto.
6001 (IX86_BUILTIN_PHADDUBQ): Ditto.
6002 (IX86_BUILTIN_PHADDUWD): Ditto.
6003 (IX86_BUILTIN_PHADDUWQ): Ditto.
6004 (IX86_BUILTIN_PHADDUDQ): Ditto.
6005 (IX86_BUILTIN_PHSUBBW): Ditto.
6006 (IX86_BUILTIN_PHSUBWD): Ditto.
6007 (IX86_BUILTIN_PHSUBDQ): Ditto.
6008 (IX86_BUILTIN_PROTB): Ditto.
6009 (IX86_BUILTIN_PROTW): Ditto.
6010 (IX86_BUILTIN_PROTD): Ditto.
6011 (IX86_BUILTIN_PROTQ): Ditto.
6012 (IX86_BUILTIN_PROTB_IMM): Ditto.
6013 (IX86_BUILTIN_PROTW_IMM): Ditto.
6014 (IX86_BUILTIN_PROTD_IMM): Ditto.
6015 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6016 (IX86_BUILTIN_PSHLB): Ditto.
6017 (IX86_BUILTIN_PSHLW): Ditto.
6018 (IX86_BUILTIN_PSHLD): Ditto.
6019 (IX86_BUILTIN_PSHLQ): Ditto.
6020 (IX86_BUILTIN_PSHAB): Ditto.
6021 (IX86_BUILTIN_PSHAW): Ditto.
6022 (IX86_BUILTIN_PSHAD): Ditto.
6023 (IX86_BUILTIN_PSHAQ): Ditto.
6024 (IX86_BUILTIN_FRCZSS): Ditto.
6025 (IX86_BUILTIN_FRCZSD): Ditto.
6026 (IX86_BUILTIN_FRCZPS): Ditto.
6027 (IX86_BUILTIN_FRCZPD): Ditto.
6028 (IX86_BUILTIN_CVTPH2PS): Ditto.
6029 (IX86_BUILTIN_CVTPS2PH): Ditto.
6030 (IX86_BUILTIN_COMEQSS): Ditto.
6031 (IX86_BUILTIN_COMNESS): Ditto.
6032 (IX86_BUILTIN_COMLTSS): Ditto.
6033 (IX86_BUILTIN_COMLESS): Ditto.
6034 (IX86_BUILTIN_COMGTSS): Ditto.
6035 (IX86_BUILTIN_COMGESS): Ditto.
6036 (IX86_BUILTIN_COMUEQSS): Ditto.
6037 (IX86_BUILTIN_COMUNESS): Ditto.
6038 (IX86_BUILTIN_COMULTSS): Ditto.
6039 (IX86_BUILTIN_COMULESS): Ditto.
6040 (IX86_BUILTIN_COMUGTSS): Ditto.
6041 (IX86_BUILTIN_COMUGESS): Ditto.
6042 (IX86_BUILTIN_COMORDSS): Ditto.
6043 (IX86_BUILTIN_COMUNORDSS): Ditto.
6044 (IX86_BUILTIN_COMFALSESS): Ditto.
6045 (IX86_BUILTIN_COMTRUESS): Ditto.
6046 (IX86_BUILTIN_COMEQSD): Ditto.
6047 (IX86_BUILTIN_COMNESD): Ditto.
6048 (IX86_BUILTIN_COMLTSD): Ditto.
6049 (IX86_BUILTIN_COMLESD): Ditto.
6050 (IX86_BUILTIN_COMGTSD): Ditto.
6051 (IX86_BUILTIN_COMGESD): Ditto.
6052 (IX86_BUILTIN_COMUEQSD): Ditto.
6053 (IX86_BUILTIN_COMUNESD): Ditto.
6054 (IX86_BUILTIN_COMULTSD): Ditto.
6055 (IX86_BUILTIN_COMULESD): Ditto.
6056 (IX86_BUILTIN_COMUGTSD): Ditto.
6057 (IX86_BUILTIN_COMUGESD): Ditto.
6058 (IX86_BUILTIN_COMORDSD): Ditto.
6059 (IX86_BUILTIN_COMUNORDSD): Ditto.
6060 (IX86_BUILTIN_COMFALSESD): Ditto.
6061 (IX86_BUILTIN_COMTRUESD): Ditto.
6062 (IX86_BUILTIN_COMEQPS): Ditto.
6063 (IX86_BUILTIN_COMNEPS): Ditto.
6064 (IX86_BUILTIN_COMLTPS): Ditto.
6065 (IX86_BUILTIN_COMLEPS): Ditto.
6066 (IX86_BUILTIN_COMGTPS): Ditto.
6067 (IX86_BUILTIN_COMGEPS): Ditto.
6068 (IX86_BUILTIN_COMUEQPS): Ditto.
6069 (IX86_BUILTIN_COMUNEPS): Ditto.
6070 (IX86_BUILTIN_COMULTPS): Ditto.
6071 (IX86_BUILTIN_COMULEPS): Ditto.
6072 (IX86_BUILTIN_COMUGTPS): Ditto.
6073 (IX86_BUILTIN_COMUGEPS): Ditto.
6074 (IX86_BUILTIN_COMORDPS): Ditto.
6075 (IX86_BUILTIN_COMUNORDPS): Ditto.
6076 (IX86_BUILTIN_COMFALSEPS): Ditto.
6077 (IX86_BUILTIN_COMTRUEPS): Ditto.
6078 (IX86_BUILTIN_COMEQPD): Ditto.
6079 (IX86_BUILTIN_COMNEPD): Ditto.
6080 (IX86_BUILTIN_COMLTPD): Ditto.
6081 (IX86_BUILTIN_COMLEPD): Ditto.
6082 (IX86_BUILTIN_COMGTPD): Ditto.
6083 (IX86_BUILTIN_COMGEPD): Ditto.
6084 (IX86_BUILTIN_COMUEQPD): Ditto.
6085 (IX86_BUILTIN_COMUNEPD): Ditto.
6086 (IX86_BUILTIN_COMULTPD): Ditto.
6087 (IX86_BUILTIN_COMULEPD): Ditto.
6088 (IX86_BUILTIN_COMUGTPD): Ditto.
6089 (IX86_BUILTIN_COMUGEPD): Ditto.
6090 (IX86_BUILTIN_COMORDPD): Ditto.
6091 (IX86_BUILTIN_COMUNORDPD): Ditto.
6092 (IX86_BUILTIN_COMFALSEPD): Ditto.
6093 (IX86_BUILTIN_COMTRUEPD): Ditto.
6094 (IX86_BUILTIN_PCOMEQUB): Ditto.
6095 (IX86_BUILTIN_PCOMNEUB): Ditto.
6096 (IX86_BUILTIN_PCOMLTUB): Ditto.
6097 (IX86_BUILTIN_PCOMLEUB): Ditto.
6098 (IX86_BUILTIN_PCOMGTUB): Ditto.
6099 (IX86_BUILTIN_PCOMGEUB): Ditto.
6100 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6101 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6102 (IX86_BUILTIN_PCOMEQUW): Ditto.
6103 (IX86_BUILTIN_PCOMNEUW): Ditto.
6104 (IX86_BUILTIN_PCOMLTUW): Ditto.
6105 (IX86_BUILTIN_PCOMLEUW): Ditto.
6106 (IX86_BUILTIN_PCOMGTUW): Ditto.
6107 (IX86_BUILTIN_PCOMGEUW): Ditto.
6108 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6109 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6110 (IX86_BUILTIN_PCOMEQUD): Ditto.
6111 (IX86_BUILTIN_PCOMNEUD): Ditto.
6112 (IX86_BUILTIN_PCOMLTUD): Ditto.
6113 (IX86_BUILTIN_PCOMLEUD): Ditto.
6114 (IX86_BUILTIN_PCOMGTUD): Ditto.
6115 (IX86_BUILTIN_PCOMGEUD): Ditto.
6116 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6117 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6118 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6119 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6120 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6121 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6122 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6123 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6124 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6125 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6126 (IX86_BUILTIN_PCOMEQB): Ditto.
6127 (IX86_BUILTIN_PCOMNEB): Ditto.
6128 (IX86_BUILTIN_PCOMLTB): Ditto.
6129 (IX86_BUILTIN_PCOMLEB): Ditto.
6130 (IX86_BUILTIN_PCOMGTB): Ditto.
6131 (IX86_BUILTIN_PCOMGEB): Ditto.
6132 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6133 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6134 (IX86_BUILTIN_PCOMEQW): Ditto.
6135 (IX86_BUILTIN_PCOMNEW): Ditto.
6136 (IX86_BUILTIN_PCOMLTW): Ditto.
6137 (IX86_BUILTIN_PCOMLEW): Ditto.
6138 (IX86_BUILTIN_PCOMGTW): Ditto.
6139 (IX86_BUILTIN_PCOMGEW): Ditto.
6140 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6141 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6142 (IX86_BUILTIN_PCOMEQD): Ditto.
6143 (IX86_BUILTIN_PCOMNED): Ditto.
6144 (IX86_BUILTIN_PCOMLTD): Ditto.
6145 (IX86_BUILTIN_PCOMLED): Ditto.
6146 (IX86_BUILTIN_PCOMGTD): Ditto.
6147 (IX86_BUILTIN_PCOMGED): Ditto.
6148 (IX86_BUILTIN_PCOMFALSED): Ditto.
6149 (IX86_BUILTIN_PCOMTRUED): Ditto.
6150 (IX86_BUILTIN_PCOMEQQ): Ditto.
6151 (IX86_BUILTIN_PCOMNEQ): Ditto.
6152 (IX86_BUILTIN_PCOMLTQ): Ditto.
6153 (IX86_BUILTIN_PCOMLEQ): Ditto.
6154 (IX86_BUILTIN_PCOMGTQ): Ditto.
6155 (IX86_BUILTIN_PCOMGEQ): Ditto.
6156 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6157 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6158 (enum multi_arg_type): New enum for describing the various SSE5
6159 intrinsic argument types.
6160 (bdesc_multi_arg): New table for SSE5 intrinsics.
6161 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6162 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6164 (ix86_expand_builtin): Add SSE5 intrinsic support.
6165 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6166 operand instructions.
6167 (ix86_expand_sse5_multiple_memory): New function to split the
6168 second memory reference from SSE5 instructions.
6169 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6170 (ix86_return_pops_args): Use stdarg_p to determine if the function
6171 has variable arguments.
6172 (ix86_setup_incoming_varargs): Ditto.
6173 (x86_this_parameter): Ditto.
6175 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6177 (ix86_expand_sse5_pack): Ditto.
6178 (ix86_sse5_valid_op_p): Ditto.
6179 (ix86_expand_sse5_multiple_memory): Ditto.
6181 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6182 constant for SSE5 support.
6183 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6184 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6185 (UNSPEC_SSE5_PERMUTE): Ditto.
6186 (UNSPEC_SSE5_ASHIFT): Ditto.
6187 (UNSPEC_SSE5_LSHIFT): Ditto.
6188 (UNSPEC_FRCZ): Ditto.
6189 (UNSPEC_CVTPH2PS): Ditto.
6190 (UNSPEC_CVTPS2PH): Ditto.
6191 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6193 (COM_FALSE_S): Ditto.
6194 (COM_FALSE_P): Ditto.
6195 (COM_TRUE_S): Ditto.
6196 (COM_TRUE_P): Ditto.
6197 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6198 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6200 (memory attribute): Ditto.
6201 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6202 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6203 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6204 (floor<mode>2): Ditto.
6205 (ceil<mode>2): Ditto.
6206 (btrunc<mode>2): Ditto.
6207 (nearbyintdf2): Ditto.
6208 (nearbyintsf2): Ditto.
6209 (sse_setccsf): Disable if SSE5.
6210 (sse_setccdf): Ditto.
6211 (sse5_setcc<mode>): New support for SSE5 conditional move.
6212 (sse5_pcmov_<mode>): Ditto.
6214 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6216 (SSEMODEF2P): Ditto.
6217 (ssemodesuffixf4): New mode attribute for SSE5.
6218 (ssemodesuffixf2s): Ditto.
6219 (ssemodesuffixf2c): Ditto.
6220 (sserotatemax): Ditto.
6221 (ssescalarmode): Ditto.
6222 (sse_maskcmpv4sf3): Disable if SSE5.
6223 (sse_maskcmpv2df3): Ditto.
6224 (sse_vmmaskcmpv4sf3): Ditto.
6225 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6226 (sse5_vmfmadd<mode>4): Ditto.
6227 (sse5_fmsub<mode>4): Ditto.
6228 (sse5_vmfmsub<mode>4): Ditto.
6229 (sse5_fnmadd<mode>4): Ditto.
6230 (sse5_vmfnmadd<mode>4): Ditto.
6231 (sse5_fnmsub<mode>4): Ditto.
6232 (sse5_vmfnmsub<mode>4): Ditto.
6233 (sse5i_fmadd<mode>4): Ditto.
6234 (sse5i_fmsub<mode>4): Ditto.
6235 (sse5i_fnmadd<mode>4): Ditto.
6236 (sse5i_fnmsub<mode>4): Ditto.
6237 (sse5i_vmfmadd<mode>4): Ditto.
6238 (sse5i_vmfmsub<mode>4): Ditto.
6239 (sse5i_vmfnmadd<mode>4): Ditto.
6240 (sse5i_vmfnmsub<mode>4): Ditto.
6241 (mulv16qi3): Add SSE5 support.
6243 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6244 (sse2_mulv4si3): Disable if SSE5.
6245 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6246 (sse4_1_roundps): Ditto.
6247 (sse4_1_roundsd): Ditto.
6248 (sse4_1_roundss): Ditto.
6249 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6251 (sse_maskcmpsf3): Ditto.
6252 (sse_vmmaskcmpv4sf3): Ditto.
6253 (sse2_maskcmpv2df3): Ditto.
6254 (sse2_maskcmpdf3): Ditto.
6255 (sse2_vmmaskcmpv2df3): Ditto.
6256 (sse2_eq<mode>3): Ditto.
6257 (sse2_gt<mode>3): Ditto.
6258 (sse5_pcmov_<mode>): Add SSE5 support.
6259 (vec_unpacku_hi_v16qi): Ditto.
6260 (vec_unpacks_hi_v16qi): Ditto.
6261 (vec_unpacku_lo_v16qi): Ditto.
6262 (vec_unpacks_lo_v16qi): Ditto.
6263 (vec_unpacku_hi_v8hi): Ditto.
6264 (vec_unpacks_hi_v8hi): Ditto.
6265 (vec_unpacku_lo_v8hi): Ditto.
6266 (vec_unpacks_lo_v8hi): Ditto.
6267 (vec_unpacku_hi_v4si): Ditto.
6268 (vec_unpacks_hi_v4si): Ditto.
6269 (vec_unpacku_lo_v4si): Ditto.
6270 (vec_unpacks_lo_v4si): Ditto.
6271 (sse5_pmacsww): New SSE5 intrinsic insn.
6272 (sse5_pmacssww): Ditto.
6273 (sse5_pmacsdd): Ditto.
6274 (sse5_pmacssdd): Ditto.
6275 (sse5_pmacssdql): Ditto.
6276 (sse5_pmacssdqh): Ditto.
6277 (sse5_pmacsdqh): Ditto.
6278 (sse5_pmacsswd): Ditto.
6279 (sse5_pmacswd): Ditto.
6280 (sse5_pmadcsswd): Ditto.
6281 (sse5_pmadcswd): Ditto.
6282 (sse5_pcmov_<move>): Conditional move support on SSE5.
6283 (sse5_phaddbw): New SSE5 intrinsic insn.
6284 (sse5_phaddbd): Ditto.
6285 (sse5_phaddbq): Ditto.
6286 (sse5_phaddwd): Ditto.
6287 (sse5_phaddwq): Ditto.
6288 (sse5_phadddq): Ditto.
6289 (sse5_phaddubw): Ditto.
6290 (sse5_phaddubd): Ditto.
6291 (sse5_phaddubq): Ditto.
6292 (sse5_phadduwd): Ditto.
6293 (sse5_phadduwq): Ditto.
6294 (sse5_phaddudq): Ditto.
6295 (sse5_phsubbw): Ditto.
6296 (sse5_phsubwd): Ditto.
6297 (sse5_phsubdq): Ditto.
6298 (sse5_pperm): Ditto.
6299 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6300 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6301 (sse5_pperm_sign_v8hi_v4si): Ditto.
6302 (sse5_pperm_zero_v8hi_v4si): Ditto.
6303 (sse5_pperm_sign_v4si_v2di): Ditto.
6304 (sse5_pperm_sign_v4si_v2di): Ditto.
6305 (sse5_pperm_pack_v2di_v4si): Ditto.
6306 (sse5_pperm_pack_v4si_v8hi): Ditto.
6307 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6308 (sse5_perm<mode>): New SSE5 intrinsic insn.
6309 (rotl<mode>3): Ditto.
6310 (sse5_rotl<mode>3): Ditto.
6311 (sse5_ashl<mode>3): Ditto.
6312 (sse5_lshl<mode>3): Ditto.
6313 (sse5_frcz<mode>2): Ditto.
6314 (sse5s_frcz<mode>2): Ditto.
6315 (sse5_cvtph2ps): Ditto.
6316 (sse5_cvtps2ph): Ditto.
6317 (sse5_vmmaskcmp<mode>3): Ditto.
6318 (sse5_com_tf<mode>3): Ditto.
6319 (sse5_maskcmp<mode>3): Ditto.
6320 (sse5_maskcmp_uns<mode>3): Ditto.
6321 (sse5_maskcmp_uns2<mode>3): Ditto.
6322 (sse5_pcom_tf<mode>3): Ditto.
6324 * config/i386/predicates.md (sse5_comparison_float_operator):
6325 New predicate to match the comparison operators supported by
6326 the SSE5 com instruction.
6327 (ix86_comparison_int_operator): New predicate to match just the
6328 signed int comparisons.
6329 (ix86_comparison_uns_operator): New predicate to match just the
6330 unsigned int comparisons.
6332 * doc/invoke.texi (-msse5): Add documentation.
6333 (-mfused-madd): Ditto.
6335 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6337 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6339 (x86_64-*-*): Ditto.
6341 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6343 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6344 intrinisics for SSE5.
6346 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6349 * config/i386/mmintrin-common.h: New file, to contain common
6350 instructions between SSE4.1 and SSE5.
6352 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6353 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6354 (gen_regparm_prefix): Ditto.
6356 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6357 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6358 prototype_p to determine if a function is prototyped.
6360 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6362 * c-common.c (c_common_reswords) add the alignof keyword,
6363 with same RID as __alignof and __alignof__
6365 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6367 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6368 * hooks.c (hook_bool_const_int_const_int_true): New function.
6369 * target.h (struct gcc_target): Add can_eliminate field.
6370 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6371 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6372 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6373 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6374 (elim_table): Revise comment.
6375 * system.h (CAN_ELIMINATE): Poison.
6376 * defaults.h (CAN_ELIMINATE): Remove.
6377 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6379 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6380 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6382 (alpha_vms_can_eliminate): Declare as static, change return type to
6384 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6386 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6387 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6388 (arm_can_eliminate): New function.
6390 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6391 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6392 (avr_can_eliminate): Declare as static.
6393 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6395 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6396 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6397 (bfin_can_eliminate): New function.
6399 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6400 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6401 (crx_can_eliminate): New function.
6403 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6404 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6405 (fr30_can_eliminate): New function.
6407 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6408 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6409 (frv_can_eliminate): New function.
6411 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6412 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6413 (h8300_can_eliminate): New function.
6415 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6416 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6417 (i386_can_eliminate): Declare as static, change return type to bool.
6418 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6420 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6421 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6422 (ia64_can_eliminate): New function.
6424 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6425 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6426 (iq2000_can_eliminate): New function.
6428 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6429 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6430 (m32r_can_eliminate): New function.
6432 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6433 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6434 (m68hc11_can_eliminate): New function.
6436 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6437 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6438 (m68k_can_eliminate): New function.
6440 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6441 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6442 (mep_can_eliminate): New function.
6444 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6445 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6446 (mips_can_eliminate): New function.
6448 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6449 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6450 (rs6000_can_eliminate): New function.
6452 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6453 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6454 (s390_can_eliminate): Declare as static.
6455 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6457 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6458 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6459 (score_can_eliminate): New function.
6461 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6462 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6463 (sparc_can_eliminate): Declare as static.
6464 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6466 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6467 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6468 (xstormy16_can_eliminate): New function.
6470 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6471 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6472 (v850_can_eliminate): New function.
6474 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6476 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6477 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6478 (*movdfcc_ext[1234]): Disable for IEEE mode.
6480 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6482 * gimplify.c (prepare_gimple_addressable): New static function.
6483 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6485 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6486 manually fiddling with it.
6488 2009-08-25 Michael Matz <matz@suse.de>
6490 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6491 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6493 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6494 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6495 (do_jump): Split out code for simple binary comparisons into ...
6496 (do_jump_1): ... this, taking the individual operands and code.
6497 Change callers to helper function above accordingly.
6498 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6501 2009-08-25 Michael Matz <matz@suse.de>
6503 * expr.h (struct separate_ops, sepops): New type for passing
6504 around an exploded simple expression.
6505 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6506 Use this structure instead of expression tree.
6507 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6508 expression, only its type.
6509 (expand_vec_cond_expr): Take type and individual operands instead
6511 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6512 expand_vec_shift_expr): Change prototype accordingly.
6513 * tree-vect-stmts.c (vectorizable_condition): Change call of
6514 expand_vec_cond_expr_p to pass only type.
6515 * expr.c (do_store_flags): Change prototype and implementation
6516 to take an exploded expression.
6517 (expand_expr_real_1): New local ops initialized with details
6518 of the full expression. Use it instead of full
6519 expression in calls to do_store_flags, expand_vec_cond_expr,
6520 expand_widen_pattern_expr and expand_vec_shift_expr.
6522 2009-08-25 Michael Matz <matz@suse.de>
6524 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6525 treeop2 initialized with first three operands of the full expression.
6526 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6528 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6530 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6531 (__gthread_objc_condition_allocate): Mark arguments as unused.
6532 (__gthread_objc_condition_deallocate): Likewise.
6533 (__gthread_objc_condition_wait): Likewise.
6534 (__gthread_objc_condition_broadcast): Likewise.
6535 (__gthread_objc_condition_signal): Likewise.
6536 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6537 (__gthread_objc_thread_id): Likewise.
6539 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6542 * tree-pretty-print.c (print_call_name): Print the correct call name
6543 for procedure pointer components.
6545 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6547 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6548 default_promote_function_mode when not VMS.
6550 2009-08-24 Olivier Hainque <hainque@adacore.com>
6552 * convert.c (convert_to_integer): Don't assume an input pointer is
6553 POINTER_SIZE wide. Fetch from the type instead.
6555 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6557 * configure.ac (AC_PREREQ): Bump to 2.64.
6559 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6561 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6562 (process_command): Don't search standard_exec_prefix_1 and
6563 standard_exec_prefix_2.
6565 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6567 * config/arm/arm.c (output_return_instruction): Handle for
6570 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6572 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6574 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6576 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6577 (*arm_movdf_vfp): Likewise.
6579 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6581 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6582 (vashr<mode>3): Rename from ashr<mode>3.
6583 (vlshr<mode>3): Rename from lshr<mode>3.
6585 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6588 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6589 (check_format_info_main): Use scalar_identify_flag.
6590 (check_format_types): Check for scalar size identity if
6591 scalar_identify_flag is set.
6592 (printf_length_specs): Extend by new field.
6593 (asm_fprintf_length_specs): Likewise.
6594 (gcc_diag_length_specs): Likewise.
6595 (scanf_length_specs): Likewise.
6596 (strfmon_length_specs): Likewise.
6597 (gcc_gfc_length_specs): Likewise.
6598 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6599 (ms_printf_flag_specs): Likewise.
6600 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6602 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6605 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6606 (*call_value_pop_1): Ditto.
6607 (*sibcall_pop_1): New insn pattern.
6608 (*sibcall_value_pop_1): Ditto.
6610 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6613 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6616 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6619 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6620 (get_reg_use_in): New function.
6621 (forward_propagate_subreg): Propagate through subreg of zero_extend
6624 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6626 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6627 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6629 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6631 * configure.ac: Remove --with-datarootdir, --with-docdir,
6632 --with-htmldir switches. No need to call AC_SUBST for
6633 datarootdir, docdir, htmldir any more.
6634 * configure: Regenerate.
6635 * doc/install.texi (Configuration): Document --datarootdir,
6636 --docdir, --htmldir, --pdfdir; update documentation for
6637 --infodir, --mandir.
6638 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6641 * aclocal.m4: Regenerate.
6642 * config.in: Regenerate.
6643 * configure: Regenerate.
6645 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6646 Olivier Hainque <hainque@adacore.com>
6648 * config/ia64/ia64.c: Include libfuncs.h.
6649 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6650 (ia64_expand_call): Use reg 25 on VMS.
6651 (ia64_initialize_trampoline): Fix for VMS ABI.
6652 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6653 (ia64_function_arg): Initialize reg 25 on VMS.
6654 Fix OpenVMS ABI issues for varargs.
6655 For OpenVMS, emit the Argument Information register set in the
6656 incoming/sibcall case as well.
6657 (ia64_arg_type): New function.
6658 (ia64_function_arg_advance): Keep track of cum->words.
6659 Fix OpenVMS ABI issues for varargs.
6660 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6661 (ia64_override_options): Set flag_no_common on VMS.
6662 (ia64_init_builtins): Disable FWRITE builtin.
6663 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6664 (ia64_vms_init_libfuncs): Add decc$ routines.
6665 (ia64_vms_valid_pointer_mode): New function.
6666 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6667 (ia64_promote_function_mode): New function
6668 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6669 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6670 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6671 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6672 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6673 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6674 Suppress trailing '#' if VALUE is numeric.
6675 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6676 ia64_promote_function_mode.
6677 (TARGET_VALID_POINTER_MODE): Define.
6679 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6682 * config/rs6000/rs6000.c (rs6000_override_options): Use
6683 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6686 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6687 reporting of vector + decimal/boolean/complex error.
6689 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6691 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6692 __vector double TYPE_DECL.
6694 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6696 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6697 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6698 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6699 to pointer to enum machine_mode. Update all callers as needed.
6701 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6703 * config/alpha/alpha.md (exception_receiver): Emit alternative
6704 GP load sequence if flag_reorder_blocks_and_partition is set.
6705 (*exception_receiver_2): Also enable when
6706 flag_reorder_blocks_and_partition is set.
6708 2009-08-20 Matt Rice <ratmice@gmail.com>
6709 Diego Novillo <dnovillo@google.com>
6711 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6714 2009-08-20 Richard Guenther <rguenther@suse.de>
6716 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6717 * c-tree.h (c_dup_lang_specific_decl): Remove.
6718 (struct lang_decl, struct lang_type): Move definitions ...
6719 * c-lang.h: ... here. New file.
6720 * c-decl.c: Include c-lang.h.
6721 (c_dup_lang_specific_decl): Remove.
6722 * c-typeck.c: Include c-lang.h.
6723 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6724 (c-typeck.o): Likewise.
6725 * c-config-lang.in (gtfiles): Add c-lang.h.
6726 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6729 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6731 * config/alpha/alpha.c (alpha_end_function): Do not clear
6732 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6733 this is now handled in generic code.
6735 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6737 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6738 (s390_z10_fix_long_loop_prediction): New function.
6739 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6740 (s390_reorg): Walk over the INSNs and invoke
6741 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6743 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6745 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6746 "*brx_64bit", "*brx_31bit"): New patterns.
6747 * config/s390/s390.c ('E'): New output modifier.
6749 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6750 Richard Earnshaw <richard.earnshaw@arm.com>
6752 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6753 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6755 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6757 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6759 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6760 for mode mode of operand0 when doing secondary reload for SAR.
6762 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6765 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6766 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6768 2009-08-19 Jason Merrill <jason@redhat.com>
6770 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6771 supported template depth in C++0x.
6773 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6775 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6776 free_after_compilation.
6777 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6778 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6779 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6780 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6781 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6782 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6783 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6785 2009-08-19 Ian Lance Taylor <iant@google.com>
6787 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6788 of (plus (mult (neg B) C) A).
6790 2009-08-18 Michael Matz <matz@suse.de>
6792 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6793 instead of comparing TYPE_MAIN_VARIANT for equality.
6794 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6795 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6796 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6797 * gimplify.c (goa_lhs_expr_p): Ditto and use
6798 STRIP_USELESS_TYPE_CONVERSION.
6800 2009-08-18 Michael Matz <matz@suse.de>
6802 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6803 first field in a struct.
6804 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
6806 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6808 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6809 locators before emit_insn is called. Remove assert that
6811 (alpha_end_function): Clear crtl->emit structure and free insn
6812 locators if cfun->is_thunk is true.
6814 2009-08-18 Jason Merrill <jason@redhat.com>
6816 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
6818 * configure.ac: Test for it.
6819 * configure, config.in: Regenerate.
6820 * doc/install.texi: Document --enable-gnu-unique-object.
6822 2009-08-18 Richard Guenther <rguenther@suse.de>
6825 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
6826 pow(x,y*z) only if x is nonnegative.
6828 2009-08-18 Jakub Jelinek <jakub@redhat.com>
6830 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
6834 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
6835 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
6837 2009-08-17 DJ Delorie <dj@redhat.com>
6839 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
6840 * config/m32c/prologue.md (epilogue_freit): New.
6842 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
6843 (bank_switch_p): Likewise.
6844 (fast_interrupt_p): Likewise.
6845 (interrupt_p): Likewise.
6846 (m32c_conditional_register_usage): Round memregs size up.
6847 (need_to_save): We only need to save $a0 when we use ENTER.
6848 (interrupt_p): Check for fast_interrupt too.
6849 (bank_switch_p): New.
6850 (fast_interrupt_p): New.
6851 (m32c_attribute_table): Add bank_switch and fast_interrupt.
6852 (m32c_emit_prolog): Support bank switching and fast interrupts.
6853 * doc/extend.texi (Function Attributes): Add bank_switch and
6856 2009-08-17 Douglas B Rupp <rupp@gnat.com>
6858 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
6859 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6861 2009-08-16 Douglas B Rupp <rupp@gnat.com>
6863 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
6864 (menu): Add IA-64/VMS Options.
6865 (IA-64/VMS Options): Likewise.
6867 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6870 * config/mips/mips.md (*lwxs): Use :P for pointer values.
6872 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
6874 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
6875 (mips_pop_asm_switch): Likewise.
6876 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
6878 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6879 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
6880 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
6881 (mips_print_operand_punctuation): Use them. Check mips_noreorder
6882 instead of set_noreorder.
6883 (mips_output_function_prologue): Use the new functions.
6884 (mips_output_function_epilogue): Likewise.
6885 (mips_need_noat_wrapper_p): New function, split out from...
6886 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
6887 Use mips_push_asm_switch and mips_pop_asm_switch.
6888 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
6889 and mips_pop_asm_switch.
6890 (ASM_OUTPUT_REG_POP): Likewise.
6891 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
6892 Use mips_pop_asm_switch.
6893 (mips_asm_switch): New structure.
6894 (set_noreorder, set_nomacro): Replace with...
6895 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
6896 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
6897 instead of set_nomacro.
6898 (fix_truncsfsi2_macro): Likewise.
6899 (cprestore): Likewise.
6900 (hazard): Use mips_noreorder instead of set_noreorder.
6901 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
6903 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
6905 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
6906 from prev_active_insn.
6908 2009-08-16 Anatoly Sokolov <aesok@post.ru>
6910 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
6911 * config/avr/avr.c (avr_override_options): Initialize
6912 avr_current_arch variable.
6913 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
6914 __AVR_HAVE_16BIT_SP__ according to the device type.
6915 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
6917 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
6918 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
6920 2009-08-16 Dodji Seketeli <dodji@redhat.com>
6923 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
6924 generating inlined subroutine die only. We shouldn't be
6925 called for anything else.
6926 (gen_block_die): Don't generate inline subroutine debug info for
6929 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6931 * graphite-poly.c (print_pbb): Print PBB index.
6933 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
6936 * graphite-interchange.c (ppl_max_for_le): Moved...
6937 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
6938 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
6939 ppl_Pointset_Powerset_C_Polyhedron_maximize.
6940 * graphite-ppl.h (ppl_max_for_le): Declared.
6942 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
6944 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
6945 supported on all platforms.
6946 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
6947 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
6948 * c-pragma.c: Likewise.
6949 * target-def.h (TARGET_INITIALIZER): Remove
6950 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6951 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
6953 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6955 * config/ia64/fde-vms.c: New file.
6956 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
6957 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
6958 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
6959 (uw_frame_state_for): Only register a personality routine if it is
6960 known to be compatible with our expectations.
6961 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
6962 Declare unw_table_entry stack variable and
6963 mod all calls to _Unwind_FindTableEntry to add arg.
6964 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
6965 (_Unwind_FindTableEntry): Add arg to prototype.
6967 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
6969 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
6970 field 'signal_pfs_loc'.
6971 (uw_frame_state_for): Remove duplicate code dealing with leaf
6972 procedures without unwind info.
6973 If in the frame after unwinding through a signal handler, restore
6974 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
6975 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
6976 'pfs_loc' to the AR.PFS location in the signal context; instead
6977 set 'signal_pfs_loc'.
6978 Manually generate the unwind info for the AR.PFS register.
6979 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
6980 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
6981 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
6982 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
6983 instead set 'signal_pfs_loc'.
6984 Remove code preventing the AR.PFS register from being restored
6985 from the signal context.
6987 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6988 Tristan Gingold <gingold@adacore.com>
6990 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
6991 * config/ia64/t-vms: New file.
6992 * config/ia64/vms64.h: New file.
6993 * config/ia64/vms.h: New file.
6994 * config/ia64/vms-crtinit.asm: New file.
6995 * config/ia64/vms_symvec_libgcc_s.opt: New file.
6996 * config/ia64/vms-unwind.h: New file.
6998 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7000 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7003 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7006 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7008 * real.h (do_mpc_arg2): ... here.
7009 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7012 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7014 * final.c (add_debug_prefix_map): Don't use GC memory for
7015 old_prefix and new_prefix.
7017 2009-08-14 Richard Guenther <rguenther@suse.de>
7019 * ipa-prop.c (compute_complex_pass_through): If we cannot
7020 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7022 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7024 * c-lex.c (c_lex_with_flags): Increase size of local variable
7025 to avoid memory clobber.
7027 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7030 * config/i386/i386.c (ix86_fp_comparison_strategy):
7031 Only enable/disable sahf at function granularity.
7033 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7035 PR rtl-optimization/41064
7036 * reload1.c (reload_as_needed): Don't call extract_insn
7037 for known invalid replacements after calling
7038 validate_replace_rtx_group and verify_changes.
7040 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7043 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7044 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7045 ix86_expand_fp_vcond.
7046 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7047 Assert that operation is supported by ix86_expand_int_vcond.
7048 (vcondu<SSEMODE124C8:mode>): Ditto.
7050 2009-08-13 DJ Delorie <dj@redhat.com>
7052 * config/i386/djgpp-stdint.h: New.
7053 * config.gcc (djgpp): Use it.
7055 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7057 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7058 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7060 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7062 * tree-ssa-loop-prefetch.c
7063 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7064 for long-stride pruning.
7065 (compute_miss_rate): New function to compute the probability
7066 that two memory references access different cache lines.
7068 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7070 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7072 2009-08-13 Richard Guenther <rguenther@suse.de>
7075 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7076 use the constant pointer type.
7077 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7078 of CV qualifiers on the target pointer type.
7079 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7080 conversion check before restrict check.
7082 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7085 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7087 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7089 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7091 2009-08-12 Richard Guenther <rguenther@suse.de>
7093 PR tree-optimization/41011
7094 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7095 and reference constructing.
7097 2009-08-12 Xinliang David Li <davidxl@google.com>
7099 PR tree-optimization/41012
7100 * tree-flow.h : New external interface.
7101 * gimple-low.c (check_call_arg): Change to public function.
7102 Remove argument mismatch check in lowering.
7103 * tree-inline.h (tree_can_inline_p): Interface change.
7104 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7106 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7107 Call change to tree_can_inline_p function.
7108 (cgraph_decide_inlining_incrementally): Ditto.
7110 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7112 PR tree-optimization/41031
7113 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7114 on the partition variable rather than promote_mode on the source
7115 type. Assert that the partition variable's type has the same
7116 mode as the source value's.
7118 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7120 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7121 for for_return == 2.
7122 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7124 * calls.c (expand_call): Fix typo.
7125 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7127 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7129 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7130 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7131 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7132 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7134 2009-08-12 Andrew Haley <aph@redhat.com>
7136 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7138 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7141 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7143 2009-08-12 Richard Guenther <rguenther@suse.de>
7145 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7146 * gimplify.c (gimplify_modify_expr): Do not use
7147 lang_hooks.types_compatible_p.
7148 * tree-ssa.c (useless_type_conversion_p): For aggregates
7149 just return false if the canonical types differ.
7151 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7154 * sese.c (convert_for_phi_arg): New.
7155 (add_guard_exit_phis): Use convert_for_phi_arg.
7157 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7159 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7160 unknown subscript upper bounds.
7162 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7163 Pranav Garg <pranav.garg2107@gmail.com>
7165 * graphite-interchange.c (gather_access_strides): Removed.
7166 (ppl_max_for_le): New.
7167 (build_linearized_memory_access): New.
7168 (memory_stride_in_loop): New.
7169 (pbb_interchange_profitable_p): Reimplemented.
7170 * graphite-ppl.h (ppl_new_id_map): New.
7171 (ppl_interchange): New.
7173 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7175 * graphite-interchange.c (compute_subscript): Removed.
7176 (compute_array_size_cstr): Removed.
7177 (compute_array_size_poly): Removed.
7178 (compute_array_size): Removed.
7179 (gather_access_strides_poly): Removed.
7180 (gather_access_strides): Empty.
7182 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7184 * graphite-dependences.c (dependence_polyhedron_1): Replace
7185 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7186 (graphite_legal_transform_dr): Same.
7187 (graphite_carried_dependence_level_k): Same.
7188 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7189 Initialize PDR_NB_SUBSCRIPTS.
7190 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7192 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7193 (PDR_NB_SUBSCRIPTS): New.
7194 (pdr_nb_subscripts): Removed.
7195 (pdr_dim): Simplified.
7196 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7197 with PDR_NB_SUBSCRIPTS.
7199 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7201 * graphite-interchange.c (compute_array_size): Remove use of
7203 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7204 Do not initialize PDR_DATA_CONTAINER.
7205 (print_pdr): Do not print PDR_DATA_CONTAINER.
7206 * graphite-poly.h (struct poly_dr): Remove data_container field.
7207 (PDR_DATA_CONTAINER): Removed.
7208 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7210 (build_poly_dr): Same.
7212 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7213 Sebastian Pop <sebastian.pop@amd.com>
7215 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7216 copy of the dependence polyhedron. Free the temporary objects.
7217 (graphite_carried_dependence_level_k): Free unused objects before
7220 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7222 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7223 Early return without analyzing the data dependences if no
7224 transform has been done. Call restore_scattering if the transform
7226 (graphite-interchange.c): Same.
7227 * graphite-poly.c (print_scattering_function): Test for
7229 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7230 (apply_poly_transforms): Do not gcc_assert that
7231 the transform is legal.
7232 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7233 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7234 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7235 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7236 * graphite-poly.h (struct poly_scattering): New.
7237 (struct poly_bb): Add original, transformed, and saved fields.
7238 Remove transformed_scattering, original_scattering,
7239 nb_local_variables and nb_scattering_transform fields.
7240 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7241 (poly_scattering_new): New.
7242 (poly_scattering_free): New.
7243 (poly_scattering_copy): New.
7244 (store_scattering_pbb): New.
7245 (store_scattering): New.
7246 (restore_scattering_pbb): New.
7247 (restore_scattering): New.
7248 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7249 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7251 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7253 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7256 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7258 * Makefile.in (graphite.o): Depends on PREDICT_H.
7259 * graphite.c: Include predict.h.
7260 (graphite_finalize): Call tree_estimate_probability.
7261 * predict.c (predict_loops): Do not call scev_initialize and
7263 (tree_estimate_probability_bb): New.
7264 (tree_estimate_probability): Do not initialize loops: move that
7265 code to the driver. Call tree_estimate_probability_bb.
7266 (tree_estimate_probability_driver): New.
7267 (pass_profile): Use tree_estimate_probability_driver.
7268 * predict.h (tree_estimate_probability): Declared.
7270 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7272 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7273 * graphite-dependences.c (graphite_legal_transform): Add time to
7274 TV_GRAPHITE_DATA_DEPS.
7275 (dependency_between_pbbs_p): Same.
7276 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7278 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7280 PR rtl-optimization/41033
7281 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7282 aliasing is disabled.
7284 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7286 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7287 si_mask_operand, and_load_operand, low_bitmask_operand,
7288 and_reg_operand, and_operand): New predicates.
7289 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7290 * config/mips/mips.c (and_operands_ok): New function.
7291 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7292 * config/mips/mips.md (move_type): Add ext_ins and logical.
7293 (type): Handle them.
7294 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7295 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7296 shift_shift. Remove commutative constraint modifier.
7297 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7299 (*clear_upper32_dext): Remove define_insn_and_split.
7300 (*clear_upper32): Turn this define_insn_and_split ...
7301 (splitter for ANDing register with 0xffff_ffff): .. into this.
7303 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7305 * combine.c (try_widen_shift_mode): Factor out code to check if an
7306 integer constant is a low-order bitmask from here ...
7307 * rtlanal.c (low_bitmask_len): ... to here.
7308 * rtl.h (low_bitmask_len): Declare.
7310 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7313 * config/alpha/alpha.md (addsi3): Remove expander.
7314 (addsi3): Rename from *addsi3_internal insn pattern.
7315 (subsi3): Remove expander.
7316 (subsi3): Rename from *subsi3_internal insn pattern.
7318 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7320 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7323 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7324 Eric Botcazou <botcazou@adacore.com>
7325 Douglas B Rupp <rupp@gnat.com>
7327 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7328 that records that fit in 64 bits are returned by immediate value,
7329 as required by OpenVMS Calling Standard.
7330 (function_value): Adjust for above modification.
7331 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7332 virtual_incoming_args_rtx as base object, not next_arg.
7333 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7335 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7337 * reload.c (find_reloads_subreg_address): Check the original
7338 req_equiv_mem address to detect the case where an address is
7339 not valid in the outer mode.
7341 2009-08-11 Richard Guenther <rguenther@suse.de>
7344 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7346 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7348 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7349 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7351 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7352 Douglas B Rupp <rupp@gnat.com>
7354 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7355 PT_STACK when frame_pointer_needed on OpenVMS.
7356 (alpha_pv_save_size, alpha_using_fp): Remove.
7357 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7358 with proper processing for PT_NULL.
7359 (alpha_vms_initial_elimination_offset): New function. Support for
7360 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7361 (alpha_sa_size): Force procedure type to PT_STACK when
7362 frame_pointer_needed on OpenVMS.
7363 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7364 (alpha_using_fp): Likewise.
7365 (alpha_vms_can_eliminate): Add prototype.
7366 (alpha_vms_initial_elimination_offset): Likewise.
7367 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7368 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7370 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7371 Douglas B Rupp <rupp@gnat.com>
7373 * config/alpha/alpha.c (common_object_handler): New function.
7374 (vms_attribute_table): Declare a single attribute "common_object".
7375 (vms_output_aligned_decl_common): New global function.
7376 (SECTION_VMS_OVERLAY): Delete.
7377 (SECTION_VMS_GLOBAL): Likewise.
7378 (SECTION_VMS_INITIALIZE): Likewise.
7379 (vms_asm_named_section): Remove support for above flags.
7380 (vms_section_type_flags): Delete.
7381 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7382 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7383 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7384 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7386 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7389 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7390 (sub_ddmmss): Likewise.
7392 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7395 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7398 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7401 * reload1.c (reload_as_needed): Use cancel_changes to completely
7402 undo a failed replacement attempt.
7404 2009-08-10 Richard Guenther <rguenther@suse.de>
7407 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7408 (useless_type_conversion_p): ... here. Require pointer targets
7411 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7414 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7415 loose the original type of the statement list.
7417 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7419 * config/alpha/alpha.c: Include libfuncs.h
7420 (avms_asm_output_extern): New function.
7421 (alpha_init_libfuncs): Init some decc libfuncs.
7422 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7423 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7424 (DO_CRTL_NAMES): Define.
7426 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7427 (LONG_TYPE_SIZE): Define.
7428 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7429 (SUBTARGET_SWITCHES): Define malloc64 switch.
7430 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7431 (MASK_RETURN_ADDR): Define.
7432 doc/invoke.texi (mmalloc64): Document switch.
7434 2009-08-09 Olivier Hainque <hainque@adacore.com>
7435 Douglas B Rupp <rupp@gnat.com>
7437 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7438 uses_condition_handler.
7439 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7440 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7441 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7442 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7443 (code_for_builtin): New insn codes for the new alpha_builtins.
7444 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7445 (alpha_sa_size): Account for uses_condition_handler.
7446 (alpha_expand_prologue): Likewise.
7447 (alpha_start_function): Likewise.
7448 (alpha_expand_epilogue): Likewise.
7449 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7450 establish/revert expanders.
7451 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7452 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7453 New expander, resorting to the alpha.c associated function.
7454 (builtin_revert_vms_condition_handler): Likewise.
7455 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7456 __gcc_shell_handler, the static VMS condition handler used as
7457 an indirection wrapper to the current dynamically established
7459 * config/alpha/vms-unwind.h: Complete rewrite.
7460 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7461 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7463 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7464 Douglas B Rupp <rupp@gnat.com>
7466 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7467 (alpha_need_linkage): Handle aliases. Return function symbol.
7468 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7469 Use ultimate alias target for the linkage name.
7470 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7471 by alpha_need_linkage for the function symbol.
7472 (setmemdi): Likewise.
7474 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7476 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7477 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7478 (ASM_WEAKEN_LABEL): Define.
7479 (CRT_CALL_STATIC_FUNCTION): Define.
7480 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7481 (ENDFILE_SPEC): Define.
7482 (INIT_SECTION_ASM_OP): Define.
7483 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7484 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7486 (MULTILIB_OSDIRNAMES): Define.
7487 (shlib_version): Define.
7488 (SHLIB_EXT): Define.
7489 (SHLIB_OBJS): Define.
7490 (SHLIB_NAME): Define.
7491 (SHLIB_MULTILIB): Define.
7492 (SHLIB_INSTALL): Define.
7493 (SHLIB_SYMVEC): Define.
7494 (SHLIB_SYMVECX2): Define.
7495 (SHLIB_LINK): Define.
7497 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7499 * config/alpha/alpha.c (alpha_initialize_trampoline):
7500 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7501 (alpha_start_function): Emit transfer address on nested functions
7502 for VMS trampoline call.
7503 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7504 since no longer used.
7505 * config/alpha/vms-tramp.asm: Remove.
7506 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7507 since now only data initialized at runtime.
7509 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7511 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7512 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7513 (MD_EXEC_PREFIX): Remove, no longer used.
7514 (MD_STARTFILE_PREFIX): Likewise.
7515 (INCLUDE_DEFAULTS): Likewise.
7516 * config/alpha/t-vms:
7517 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7519 2009-08-09 Richard Guenther <rguenther@suse.de>
7521 PR tree-optimization/41016
7522 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7523 (operand_precision): Remove.
7524 (integral_operand_p): Likewise.
7525 (recognize_single_bit_test): Adjust.
7527 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7529 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7530 operation overflows. Likewise non-cast unary arithmetic.
7531 If one arm of a conditional expression is always taken,
7532 inhibit evaluation warnings for the other arm. Likewise inhibit
7533 evaluation warnings for the second && or || operand if the first
7534 operand is enough to determine the result.
7535 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7537 (build_binary_op): Prevent duplicate evaluation warnings.
7539 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7541 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7542 and destination have different modes, Use promote_mode to
7543 determine the signedness of the conversion. Assert that the
7544 promoted source mode matches the destination mode. Don't pass
7545 the destination and destination mode to expand_expr if the source
7546 mode is different. Simplify conversion logic.
7548 2009-08-09 Ira Rosen <irar@il.ibm.com>
7550 PR tree-optimization/41008
7551 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7552 from condition only in case it's a comparison. Adjust checks.
7554 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7556 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7557 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7558 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7559 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7560 (dump_cand): Handle them.
7561 (struct iv_cand): New members COST_STEP and AINC_USE.
7562 (stmt_after_increment): Likewise.
7563 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7564 callers changed. Use gimple_uid comparison instead of scanning.
7565 (add_candidate_1): When looking for identical candidates, take
7566 AINC_USE into account. Set it for new candidates.
7567 (force_expr_to_var_cost): Cast target_spill_cost to int.
7568 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7569 All callers changed. Check for availability of autoinc addressing
7570 modes, both in general for a given mode, and in the specific use case.
7571 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7573 (get_computation_cost): Likewise.
7574 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7575 add_autoinc_candidates): New static functions.
7576 (add_candidate): Call add_autoinc_candidates for candidates based on
7578 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7579 (determine_use_iv_cost_address): If we have an autoinc candidate at
7580 the matching use, verify autoinc is possible and subtract the cost
7581 of the candidate's step from the cost.
7582 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7583 member of the candidate.
7584 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7585 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7587 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7589 * config.build (ia64-hp-*vms*): New target.
7590 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7592 * config.gcc (ia64-hp-*vms*): New target.
7593 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7595 * config.host (ia64-hp-*vms*): New target.
7596 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7599 2009-08-08 Richard Guenther <rguenther@suse.de>
7601 PR tree-optimization/40991
7602 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7604 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7606 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7607 mode check. Do truncations in an integer mode.
7608 (force_to_mode): Handle subregs for all mode types. Only do
7609 arithmetic simplifications on integer modes.
7611 2009-08-07 Richard Guenther <rguenther@suse.de>
7613 PR tree-optimization/40999
7614 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7615 (maybe_fold_reference): Lookup constant initializers.
7616 (fold_gimple_assign): Likewise.
7618 2009-08-07 Richard Guenther <rguenther@suse.de>
7620 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7621 that require structural equality defer to the langhook.
7623 2009-08-07 Martin Jambor <mjambor@suse.cz>
7625 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7627 (struct ipa_pass_through_data): New type.
7628 (struct ipa_ancestor_jf_data): New type.
7629 (union jump_func_value): Removed field formal_id, added fields
7630 pass_through and ancestor.
7631 (struct ipa_param_call_note): Changed type of formal_id to int from
7633 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7634 operations jump functions and ancestor jump functions.
7635 (compute_complex_pass_through): New function.
7636 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7637 reflect changes in the jump function strucutre.
7638 (update_jump_functions_after_inlining): Ignore complex pass-through
7639 and ancestor jump functions.
7640 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7641 polynomial pass-through with operation jump functions.
7643 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7645 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7646 fde->dw_fde_begin as begin label instead of hot/cold label.
7647 Use LLSDAC label instead of LLSDA for second section lsda.
7648 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7649 label instead of LLSDA if it is true.
7650 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7652 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7653 SECTION argument. Use it as index into crtl->eh.call_site_record
7655 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7656 use it to determine how to print table entries instead of using
7657 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7658 label instead of normal begin label as base.
7659 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7660 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7661 ensure no EH range spans between sections and that landing pads
7662 are always in the corresponding section.
7663 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7664 for crtl->eh.call_site_record being an array rather than scalar.
7665 (output_one_function_exception_table): New function, copied
7666 from output_function_exception_table. Adjust
7667 dw2_size_of_call_site_table, dw2_output_call_site_table
7668 callers. For SECOND section use *C suffixed labels.
7669 (output_function_exception_table): Call
7670 output_one_function_exception_table and, when doing hot/cold
7671 partitioning, also another time for the second section.
7672 * opts.c: Include except.h.
7673 (decode_options): Allow -freorder-blocks-and-partition with
7674 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7675 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7676 * function.h (struct rtl_eh): Change call_site_record from
7677 scalar into array of 2 elements.
7679 2009-08-07 Martin Jambor <mjambor@suse.cz>
7681 * ipa-prop.c (count_formal_params_1): New function.
7682 (ipa_get_vector_of_formal_parms): New function.
7683 (get_vector_of_formal_parm_types): New function.
7684 (ipa_modify_formal_parameters): New function.
7685 (ipa_modify_call_arguments): New function.
7686 (index_in_adjustments_multiple_times_p): New function.
7687 (ipa_combine_adjustments): New function.
7688 (ipa_dump_param_adjustments): New function.
7689 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7690 (ipa_get_vector_of_formal_parms): Declare.
7691 (ipa_modify_formal_parameters): Declare.
7692 (ipa_modify_call_arguments): Declare.
7693 (ipa_combine_adjustments): Declare.
7694 (ipa_dump_param_adjustments): Declare.
7695 (build_ref_for_offset): Declare.
7696 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7697 * tree-sra.c: Include ipa-prop.c.
7698 (build_ref_for_offset): Make public.
7700 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7702 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7704 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7706 * gcc/doc/extend.texi (__builtin_extract_return_address)
7707 (__builtin_frob_return_address): Document.
7709 2009-08-06 Paul Brook <paul@codesourcery.com>
7711 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7712 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7713 implementation on ARMv6-M.
7715 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7717 * doc/extend.texi (pcs): Document new attribute for ARM.
7719 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7721 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7724 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7726 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7729 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7731 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7733 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7735 Merge ARM/hard_vfp_branch to trunk.
7737 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7739 * arm.c (libcall_eq): New function.
7740 (libcall_hash): New function.
7741 (add_libcall): New function.
7742 (arm_libcall_uses_aapcs_base): New function.
7743 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7744 libcalls using the base PCS.
7745 (arm_init_cumulative_args): Likewise.
7747 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7749 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7750 Use base ABI for conversion libfuncs between HFmode and SFmode.
7752 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7754 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7755 V4SImode as representatives of all 64-bit and 128-bit vector
7756 types. Allow vector types without vector modes.
7757 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7758 without vector modes like BLKmode.
7759 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7760 BLKmode. Avoid unsupported vector modes or TImode moves for
7762 (aapcs_vfp_allocate_return_reg): Likewise.
7763 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7764 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7766 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7768 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7769 (arm_get_pcs_model): Pass attribute arguments to
7770 arm_pcs_from_attribute.
7771 (arm_init_cumulative_args): Use base AAPCS for conversions from
7772 floating-point types to DImode.
7773 (arm_attribute_table): Add pcs attribute.
7774 (arm_handle_pcs_attribute): New.
7775 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7776 conversions from floating-point types to DImode, also declare them
7777 to use base AAPCS and declare functions they call to use base
7778 AAPCS and their RTABI names.
7780 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7782 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7783 -mfloat-abi=hard not being supported for VFP.
7785 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7787 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7788 SYMBOL_REF to hard_libcall_value.
7790 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7791 Richard Earnshaw <rearnsha@arm.com>
7793 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7794 has been put on the stack, all remaining co-processory arguments for
7795 that co-processor also go on the stack.
7797 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7799 * config/arm/arm.c (arm_return_in_memory): Handle returning
7800 vectors of suitable size in registers also for AAPCS case.
7802 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7804 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
7806 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
7808 ARM Hard-VFP calling convention
7809 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
7810 * target.h (gcc_target): Add libcall_value to table of call hooks.
7811 * targhooks.h (default_libcall_value): Default implementation.
7812 * targhooks.c (default_libcall_value): Likewise.
7813 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
7814 * optabs.c (expand_unop): Use it.
7815 * expr.h (hard_libcall_value): Pass the function RTX through.
7816 * calls.c (emit_library_call_value_1): Update call to
7818 * explow.c (hard_libcall_value): Use new target hook.
7819 * testsuite/lib/target-supports.exp
7820 (check_effective_target_arm_hard_vfp_ok): New hook.
7821 (check_effective_target_arm_neon_ok): Improve test for neon
7823 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
7824 * config/arm/arm.c: Include cgraph.h
7825 (TARGET_FUNCTION_VALUE): Override default hook.
7826 (arm_pcs_default): New variable.
7827 (arm_override_options): Don't fault hard calling convention with VFP.
7828 Add support for AAPCS variants.
7829 (arm_function_value): Make static. Handle AAPCS variants.
7830 (arm_libcall_value): New function.
7831 (arm_apply_result_size): Handle VFP registers in results.
7832 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
7834 (pcs_attribute_args): New variable.
7835 (arm_pcs_from_attribute): New function.
7836 (arm_get_pcs_model): New function.
7837 (aapcs_vfp_cum_init): New function.
7838 (aapcs_vfp_sub_candidate): New function.
7839 (aapcs_vfp_is_return_candidate): New function.
7840 (aapcs_vfp_is_call_candidate): New function.
7841 (aapcs_vfp_allocate): New function.
7842 (aapcs_vfp_allocate_return_reg): New function.
7843 (aapcs_vfp_advance): New function.
7844 (aapcs_cp_arg_layout): New variable.
7845 (aapcs_select_call_coproc): New function.
7846 (aapcs_select_return_coproc): New function.
7847 (aapcs_allocate_return_reg): New function.
7848 (aapcs_libcall_value): New function.
7849 (aapcs_layout_arg): New function.
7850 (arm_init_cumulative_args): Initialize AAPCS args data.
7851 (arm_function_arg): Handle AAPCS variants using new interface.
7852 (arm_arg_parital_bytes): Likewise.
7853 (arm_function_arg_advance): New function.
7854 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
7855 calling conventions.
7856 (arm_setup_incoming_varargs): Handle new AAPCS args data.
7857 * arm.h (NUM_VFP_ARG_REGS): Define.
7858 (LIBCALL_VALUE): Update.
7859 (FUNCTION_VALUE): Delete.
7860 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
7861 (arm_pcs): New enum.
7862 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
7863 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
7864 (FUNCTION_ARG_REGNO_P): Add VFP regs.
7865 * arm-protos.h (arm_function_arg_advance): Add.
7866 (aapcs_libcall_value): Add.
7867 (arm_function_value): Delete.
7869 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
7870 H.J. Lu <hongjiu.lu@intel.com>
7873 * config/i386/i386.c (standard_sse_mode_p): Remove.
7874 (standard_sse_constant_p): Return 2 for integer mode
7875 vector_all_ones_operand when SSE2 is enabled.
7876 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
7877 (ix86_expand_vector_move): Do not check for negative values from
7878 standard_sse_constant_p.
7880 2009-08-06 Richard Guenther <rguenther@suse.de>
7882 * tree-ssa.c (useless_type_conversion_p_1): Make function and
7883 array type comparisons frontend independent.
7884 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
7885 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
7886 out array reference lower bound and element size operands.
7887 (ao_ref_init_from_vn_reference): Properly compute the offset
7888 for ARRAY_RANGE_REF.
7889 (vn_reference_fold_indirect): Fill out array reference lower
7890 bound and element size operands.
7891 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
7892 a non gimple valued reference operand which can happen for
7893 array reference lower bound or element size.
7894 (create_component_ref_by_pieces_1): Properly generate the
7895 element size operand for array references.
7897 2009-08-06 Richard Guenther <rguenther@suse.de>
7899 PR tree-optimization/40964
7900 * tree.c (iterative_hash_host_wide_int): Export.
7901 * tree.h (iterative_hash_host_wide_int): Declare.
7902 * tree-ssa-structalias.c (heapvar_map): New struct.
7903 (heapvar_map_eq): New function.
7904 (heapvar_map_hash): Likewise.
7905 (heapvar_lookup): Adjust.
7906 (heapvar_insert): Likewise.
7907 (make_constraint_from_heapvar): Allow multiple heap variables
7908 per decl at different offsets.
7909 (init_alias_heapvars): Adjust.
7911 2009-08-04 David Daney <ddaney@caviumnetworks.com>
7913 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
7914 * mips_output_sync_loop (mips_output_sync_loop): Only emit
7915 trailing sync if TARGET_SYNC_AFTER_SC.
7917 2009-08-05 David Daney <ddaney@caviumnetworks.com>
7919 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
7920 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
7921 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
7922 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
7923 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7924 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7925 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7926 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
7927 test_and_set_12): Rewrite calls to mips_output_sync_loop.
7928 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
7929 the prototype declaration match the definition.
7930 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
7931 instructions explicitly. Add barrier_before and operands
7933 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
7934 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
7935 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
7936 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7937 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
7938 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
7940 2009-08-05 Andrew Pinski <pinskia@gmail.com>
7942 * tree-ssa-alias.c: Fix intervals to use [) syntax.
7944 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
7945 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7948 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
7951 2009-08-05 Jakub Jelinek <jakub@redhat.com>
7953 PR rtl-optimization/40924
7954 * dse.c (canon_address): Before calling cselib_expand_value_rtx
7955 make sure canon_rtx (mem_address) isn't simpler than
7956 canon_rtx (expanded_mem_address).
7958 2009-08-05 Li Feng <nemokingdom@gmail.com>
7960 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
7962 (build_scop_drs): Build alias set for each SCoP.
7964 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
7966 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
7967 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
7968 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
7969 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7970 (BASE_DRIVER_SELF_SPECS): Likewise.
7972 2009-08-04 Andrew Pinski <pinskia@gmail.com>
7974 * tree-ssa-alias.c: Fix some comment typos.
7976 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
7978 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
7979 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
7981 2009-08-03 Janis Johnson <janis187@us.ibm.com>
7984 * simplify-rtx.c (simplify_binary_operation_1): Disable
7985 simplifications for decimal float operations.
7987 2009-08-03 Jakub Jelinek <jakub@redhat.com>
7990 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
7991 operand of INDIRECT_REF.
7993 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
7995 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
7996 constants referencing TLS symbols.
7998 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8000 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8001 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8003 2009-08-03 Richard Guenther <rguenther@suse.de>
8005 * tree.c (make_vector_type): Build a main variant first,
8006 get the canonical one and then build the variant.
8007 * tree-ssa.c (useless_type_conversion_p_1): Handle
8009 (useless_type_conversion_p): Conversions to pointers to
8010 incomplete record types are useless.
8012 2009-08-03 Richard Guenther <rguenther@suse.de>
8014 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8015 file will be created.
8016 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8017 * toplev.c (compile_file): Adjust comment.
8019 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8021 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8022 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8023 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8024 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8025 (sh_promote_function_mode): Fix typo.
8027 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8029 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8031 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8033 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8034 declaration arguments.
8036 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8038 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8039 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8040 (ix86_split_ashl): Ditto.
8041 (ix86_expand_vector_init_one_nonzero): Ditto.
8042 (ix86_expand_vector_set): Ditto.
8043 (ix86_expand_reduc_v4sf): Ditto.
8045 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8047 * explow.c (promote_function_mode): Remove assert.
8048 * config/sh/sh.c (sh_promote_function_mode): Declare.
8050 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8052 * config/pa/pa.c (pa_promote_function_mode): Declare.
8053 Change to static. Fix promote_mode call.
8055 * gthr-dce.h (CONST_CAST2): Define if not defined.
8056 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8058 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8060 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8062 * expr.c (store_constructor): Use promote_decl_mode. Remove
8063 now write-only variable unsignedp.
8064 (expand_expr_real_1): Use promote_decl_mode.
8065 * expr.h (promote_function_mode, promote_decl_mode): New.
8066 (promote_mode): Remove last argument.
8067 * function.c (assign_temp): Drop last argument of promote_mode.
8068 (assign_parm_find_data_types): Use promote_function_mode.
8069 (assign_parm_setup_reg): Likewise.
8070 (expand_function_end): Use promote_function_mode.
8071 * calls.c (initialize_argument_information): Use promote_function_mode.
8072 (precompute_arguments): Use promote_mode instead of checking if
8073 only PROMOTE_FUNCTION_MODE is defined.
8074 (expand_call): When making sibcall decisions, use promote_function_mode.
8075 Below, remove an if for targetm.calls.promote_function_return and
8076 and use promote_function_mode.
8077 (emit_library_call_value_1): Use promote_function_mode, fix bug
8078 where promote_mode was passed FOR_CALL == 0 for a return value in an
8080 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8081 * explow.c (promote_function_mode, promote_decl_mode): New.
8082 (promote_mode): Keep only the FOR_CALL == 0 case.
8083 * combine.c (setup_incoming_promotion): Remove test of
8084 promote_function_args. Use promote_function_mode.
8085 * stmt.c (expand_value_return): Use promote_decl_mode.
8086 (expand_decl): Use promote_decl_mode.
8088 * expr.c (store_constructor): Use promote_decl_mode. Remove
8089 now write-only variable unsignedp.
8090 (expand_expr_real_1): Use promote_decl_mode.
8091 * expr.h (promote_function_mode, promote_decl_mode): New.
8092 (promote_mode): Remove last argument.
8093 * function.c (assign_temp): Drop last argument of promote_mode.
8094 (assign_parm_find_data_types): Use promote_function_mode.
8095 (assign_parm_setup_reg): Likewise.
8096 (expand_function_end): Use promote_function_mode.
8097 * calls.c (initialize_argument_information): Use promote_function_mode.
8098 (precompute_arguments): Use promote_mode instead of checking if
8099 only PROMOTE_FUNCTION_MODE is defined.
8100 (expand_call): When making sibcall decisions, use promote_function_mode.
8101 Below, remove an if for targetm.calls.promote_function_return and
8102 and use promote_function_mode.
8103 (emit_library_call_value_1): Use promote_function_mode, fix bug
8104 where promote_mode was passed FOR_CALL == 0 for a return value in an
8106 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8107 * explow.c (promote_function_mode, promote_decl_mode): New.
8108 (promote_mode): Keep only the FOR_CALL == 0 case.
8109 * combine.c (setup_incoming_promotion): Remove test of
8110 promote_function_args. Use promote_function_mode.
8111 * stmt.c (expand_value_return): Use promote_decl_mode.
8112 (expand_decl): Use promote_decl_mode.
8114 * explow.c (promote_function_mode): Just call the target hook.
8115 * targhooks.c (default_promote_function_mode,
8116 default_promote_function_mode_always_promote): New.
8117 * targhooks.h (default_promote_function_mode,
8118 default_promote_function_mode_always_promote): Declare.
8119 * target.h (promote_function_args, promote_function_return): Remove.
8120 (promote_function_mode): New.
8121 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8122 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8123 (TARGET_PROMOTE_FUNCTION_MODE): New.
8124 (TARGET_CALLS): Adjust.
8125 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8126 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8128 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8129 * config/s390/s390.c (s390_promote_function_mode): ... here,
8130 with pointer handling.
8131 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8132 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8134 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8135 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8136 with pointer handling.
8137 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8138 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8140 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8141 * config/sh/sh.c (sh_promote_function_mode): New.
8142 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8143 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8145 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8146 * config/cris/cris.c (cris_promote_function_mode): ... here.
8147 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8148 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8150 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8151 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8152 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8153 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8155 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8156 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8157 complex type handling.
8158 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8159 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8161 * config/pa/pa.c (pa_promote_function_mode): New.
8162 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8163 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8165 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8166 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8167 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8168 * config/xtensa/xtensa.c: Likewise.
8169 * config/stormy16/stormy16.c: Likewise.
8170 * config/iq2000/iq2000.c: Likewise.
8171 * config/rs6000/rs6000.c: Likewise.
8172 * config/picochip/picochip.c: Likewise.
8173 * config/arc/arc.c: Likewise.
8174 * config/mcore/mcore.c: Likewise.
8175 * config/score/score.c: Likewise.
8176 * config/mips/mips.c: Likewise.
8177 * config/bfin/bfin.c: Likewise.
8178 * config/ia64/ia64.c: Likewise (disabled though).
8180 * config/frv/frv.h: Remove pointless remark.
8182 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8183 TARGET_PROMOTE_FUNCTION_ARGS,
8184 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8185 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8187 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8189 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8190 -floop-parallelize-all.
8191 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8192 flag_loop_parallelize_all.
8193 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8194 * graphite.c (graphite_transform_loops): Same.
8196 * graphite-poly.c (apply_poly_transforms): Same.
8198 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8200 PR tree-optimization/40914
8201 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8202 if set, then check the delta field of the PMF record.
8203 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8204 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8205 call is stored in the delta.
8207 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8209 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8211 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8213 * config/i386/bsd.h (ASM_BYTE): New define.
8214 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8215 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8216 .byte. Use fputs or putc instead of fprintf where appropriate.
8217 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8218 fputs or putc instead of fprintf where appropriate.
8219 * config/i386/i386elf.h: Ditto.
8220 * config/i386/sysv4.h: Ditto.
8222 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8223 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8224 (*tls_global_dynamic_64): Ditto.
8226 2009-07-31 Christian Bruel <christian.bruel@st.com>
8228 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8230 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8232 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8233 Remove dead code for MINUS.
8235 2009-07-31 Anthony Green <green@moxielogic.com>
8237 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8239 (moxie_expand_epilogue): Ditto for epilogue.
8240 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8242 (moxie_function_arg): Ditto.
8243 (moxie_pass_by_reference): Ditto.
8244 (moxie_arg_partial_bytes): Ditto.
8245 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8246 (FUNCTION_ARG_ADVANCE) Ditto.
8247 (REG_PARM_STACK_SPACE) Ditto.
8248 (FUNCTION_ARG_REGNO_P) Dito.
8250 * config.gcc: Add moxie linux config support.
8251 * gcc/config/moxie/uclinux.h: New file.
8253 2009-07-31 DJ Delorie <dj@redhat.com>
8255 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8256 (UNSPECV_SP_SWITCH_E): New.
8257 (sp_switch_1): Change to an unspec.
8258 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8260 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8261 reference the new stack's address
8263 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8265 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8266 graphite-clast-to-gimple.o, graphite-dependences.o,
8267 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8268 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8269 (graphite-blocking.o,
8270 graphite-clast-to-gimple.o, graphite-dependences.o,
8271 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8272 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8273 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8274 * cfgloop.h (struct loop): Add can_be_parallel field.
8275 * common.opt (fgraphite-identity): Moved up.
8276 (fgraphite-force-parallel): New flag.
8277 * graphite.c: Rewrite.
8278 * graphite.h: Rewrite.
8279 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8281 * toplev.c (graphite_out_file): New file descriptor.
8282 (graphite_in_file): New.
8283 (process_options): flag_graphite_force_parallel cannot be used without
8285 * tree-ssa-loop.c: Include toplev.h.
8286 (gate_graphite_transforms): Enable flag_graphite for
8287 flag_graphite_force_parallel.
8289 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8291 * ChangeLog.graphite: New.
8292 * graphite-blocking.c: New.
8293 * graphite-clast-to-gimple.c: New.
8294 * graphite-clast-to-gimple.h: New.
8295 * graphite-dependences.c: New.
8296 * graphite-dependences.h: New.
8297 * graphite-interchange.c: New.
8298 * graphite-poly.c: New.
8299 * graphite-poly.h: New.
8300 * graphite-ppl.c: New.
8301 * graphite-ppl.h: New.
8302 * graphite-scop-detection.c: New.
8303 * graphite-scop-detection.h: New.
8304 * graphite-sese-to-poly.c: New.
8305 * graphite-sese-to-poly.h: New.
8309 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8311 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8312 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8314 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8316 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8317 (scev_is_linear_expression): Return false if the evolution is not
8318 affine multivariate.
8320 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8322 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8323 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8325 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8327 * tree-data-ref.c (debug_data_references): New.
8328 (debug_data_reference): New.
8329 * tree-data-ref.h (debug_data_references): Declared.
8330 (debug_data_reference): Declared.
8332 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8334 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8335 * tree-data-ref.h (scop_p): Removed.
8336 (struct data_reference): Remove field scop.
8338 (stmt_simple_memref_p): Removed.
8340 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8342 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8343 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8346 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8348 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8350 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8352 * doc/invoke.texi (-fgraphite-identity): Documented.
8354 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8356 * tree-scalar-evolution.c: Fix comment.
8357 (instantiate_scev_1): Return unknow from scev instantiation if the
8358 result is not above instantiate_below.
8360 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8362 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8363 static anymore. Instantiate the symbols that may have been introduced
8365 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8368 2009-07-30 DJ Delorie <dj@redhat.com>
8370 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8371 .vliw directive to VLIW sections.
8373 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8375 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8377 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8378 (AUTOHEADER): New variable.
8379 ($(srcdir)/cstamp-h.in): Use it.
8381 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8382 Pat Haugen <pthaugen@us.ibm.com>
8383 Revital Eres <ERES@il.ibm.com>
8385 * config/rs6000/vector.md (VEC_F): Add VSX support.
8389 (vector_load_<mode>): Ditto.
8390 (vector_store_<mode>): Ditto.
8391 (vector GPR move split): Ditto.
8392 (vec_reload_and_plus_<mptrsize>): Ditto.
8393 (vec_reload_and_reg_<mptrsize>): Ditto.
8394 (add<mode>3): Ditto.
8395 (sub<mode>3): Ditto.
8396 (mul<mode>3): Ditto.
8397 (neg<mode>2): Ditto.
8398 (abs<mode>2): Ditto.
8399 (smin<mode>3): Ditto.
8400 (smax<mode>3): Ditto.
8401 (vector_eq<mode>): Ditto.
8402 (vector_gt<mode>): Ditto.
8403 (vector_ge<mode>): Ditto.
8404 (vector_gtu<mode>): Ditto.
8405 (vector_select_<mode>_uns): Ditto.
8406 (vector_eq_<mode>_p): Ditto.
8407 (vector_gt_<mode>_p): Ditto.
8408 (vector_ge_<mode>_p): Ditto.
8409 (vector_gtu_<mode>_p): Ditto.
8410 (cr6_test_for_zero): Ditto.
8411 (cr6_test_for_zero_reverse): Ditto.
8412 (cr6_test_for_lt): Ditto.
8413 (cr6_test_for_lt_reverse): Ditto.
8414 (xor<mode>3): Ditto.
8415 (ior<mode>3): Ditto.
8416 (and<mode>3): Ditto.
8417 (one_cmpl<mode>2): Ditto.
8418 (nor<mode>2): Ditto.
8419 (andc<mode>2): Ditto.
8420 (float<VEC_int<mode>2): Ditto.
8421 (unsigned_float<VEC_int><mode>2): Ditto.
8422 (fix_trunc<mode><VEC_int>2): Ditto.
8423 (fixuns_trunc<mode><VEC_int>2): Ditto.
8425 (vec_set<mode>): Ditto.
8426 (vec_extract<mode>): Ditto.
8427 (vec_interleave_highv4sf): Ditto.
8428 (vec_interleave_lowv4sf): Ditto.
8429 (vec_realign_load_<mode>): Ditto.
8430 (vec_shl_<mode>): Ditto.
8431 (vec_shr_<mode>): Ditto.
8432 (div<mode>3): New patterns for VSX.
8433 (vec_interleave_highv2df): Ditto.
8434 (vec_interleave_lowv2df): Ditto.
8435 (vec_pack_trunc_v2df): Ditto.
8436 (vec_pack_sfix_trunc_v2df): Ditto.
8437 (vec_pack_ufix_trunc_v2df): Ditto.
8438 (vec_unpacks_hi_v4sf): Ditto.
8439 (vec_unpacks_lo_v4sf): Ditto.
8440 (vec_unpacks_float_hi_v4si): Ditto.
8441 (vec_unpacks_float_lo_v4si): Ditto.
8442 (vec_unpacku_float_hi_v4si): Ditto.
8443 (vec_unpacku_float_lo_v4si): Ditto.
8444 (movmisalign<mode>): Ditto.
8445 (vector_ceil<mode>2): New patterns for vectorizing math library.
8446 (vector_floor<mode>2): Ditto.
8447 (vector_btrunc<mode>2): Ditto.
8448 (vector_copysign<mode>3): Ditto.
8450 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8451 predicate for setting the high bit in each word, used for copysign.
8453 * config/rs6000/ppc-asm.h (f19): Whitespace.
8454 (f32-f63): Define if VSX.
8455 (v0-v31): Define if Altivec.
8456 (vs0-vs63): Define if VSX.
8458 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8460 * config/rs6000/power7.md: New file, provide tuning parameters for
8463 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8464 (rs6000_cpu_cpp_builtins): Ditto.
8465 (altivec_overloaded_builtins): Ditto.
8466 (altivec_resolve_overloaded_builtin): Ditto.
8468 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8469 debug switch to disable vectorizing simple math builtin
8472 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8473 Vectorize simple math builtin functions.
8474 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8475 hook to vectorize math builtins.
8476 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8477 (rs6000_builtin_conversion): Add VSX/power7 support.
8478 (rs6000_builtin_vec_perm): Ditto.
8479 (vsplits_constant): Add support for loading up a vector constant
8480 with just the high bit set in each part.
8481 (rs6000_expand_vector_init): Add VSX/power7 support.
8482 (rs6000_expand_vector_set): Ditto.
8483 (rs6000_expand_vector_extract): Ditto.
8484 (rs6000_emit_move): Ditto.
8485 (bdesc_3arg): Ditto.
8486 (bdesc_2arg): Ditto.
8487 (bdesc_1arg): Ditto.
8488 (rs6000_expand_ternop_builtin): Ditto.
8489 (altivec_expand_builtin): Ditto.
8490 (rs6000_expand_unop_builtin): Ditto.
8491 (rs6000_init_builtins): Ditto.
8492 (altivec_init_builtins): Ditto.
8493 (builtin_function_type): Ditto.
8494 (rs6000_common_init_builtins): Ditto.
8495 (rs6000_handle_altivec_attribute); Ditto.
8496 (rs6000_mangle_type): Ditto.
8497 (rs6000_vector_mode_supported_p): Ditto.
8498 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8501 * config/rs6000/vsx.md: New file for VSX support.
8503 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8504 identifing values with just the most significant bit set.
8505 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8506 vectorized builtins.
8508 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8509 (UNSPEC_VRFIM): Delete.
8510 (splitter for loading up vector with most significant bit): New
8511 splitter for vectorizing copysign.
8512 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8513 vectorizing simple math functions.
8514 (altivec_vrfip): Add support for vectorizing simple math functions.
8515 (altivec_vrfim): Ditto.
8516 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8518 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8519 (power7.md, vsx.md): Include for power7 support.
8520 (copysigndf3): Use VSX instructions if -mvsx.
8521 (negdf2_fpr): Ditto.
8522 (absdf2_fpr): Ditto.
8523 (nabsdf2_fpr): Ditto.
8524 (adddf3_fpr): Ditto.
8525 (subdf3_fpr): Ditto.
8526 (muldf3_fpr): Ditto.
8527 (divdf3_fpr): Ditto.
8528 (fix_truncdfdi2_fpr): Ditto.
8529 (cmpdf_internal1): Ditto.
8530 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8531 (btruncdf2, btruncdf2_fpr): Ditto.
8532 (ceildf2, ceildf2_fpr): Ditto.
8533 (floordf2, floordf2_fpr): Ditto.
8534 (floatdidf2, floatdidf2_fpr): Ditto.
8535 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8536 (fmsubdf4_fpr): Ditto.
8537 (fnmadddf4_fpr_1): Ditto.
8538 (fnmadddf4_fpr_2): Ditto.
8539 (fnmsubdf4_fpr_1): Ditto.
8540 (fnmsubdf4_fpr_2): Ditto.
8541 (fixuns_truncdfdi2): Add expander for VSX support.
8542 (fix_truncdfdi2): Ditto.
8543 (fix_truncdfsi2): Ditto.
8545 (btruncsf2): Whitespace.
8546 (movdf_hardfloat32): Add support for VSX registers.
8547 (movdf_softfloat32): Ditto.
8548 (movdf_hardfloat64): Ditto.
8549 (movdf_hardfloat64_mfpgpr): Ditto.
8550 (movdf_softfloat64): Ditto.
8551 (movti splitters): Add check for vector registers supporting
8552 TImode in the future.
8553 (bpermd): Add power7 bpermd instruction.
8555 * config/rs6000/altivec.h (vec_div): Define if VSX.
8559 (vec_nearbyint): Ditto.
8562 (all predicates): Use the generic builtin function, and not the V4SF
8563 specific function so that the predicates will work with VSX's V2DF.
8567 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8568 Document new VSX functions and types.
8570 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8573 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8574 "wa", and "j" constraints. Modify "v" to talk about Altivec
8575 instead of just vector.
8577 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8580 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8581 location for phi arguments.
8582 (rewrite_update_phi_arguments): Find locations for reaching defs.
8583 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8584 Add location to add_phi_arg calls.
8585 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8586 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8587 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8588 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8589 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8590 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8591 * tree-phinodes.c (make_phi_node): Initialize location.
8592 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8593 (add_phi_arg): Add location parameter.
8594 (remove_phi_arg_num): Move location when moving phi argument.
8595 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8597 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8598 slpeel_update_phi_nodes_for_guard1,
8599 slpeel_update_phi_nodes_for_guard2,
8600 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8601 vect_loop_versioning): Set locations.
8602 * tree-parloops.c (create_phi_for_local_result,
8603 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8604 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8605 * tree-vect-loop.c (get_initial_def_for_induction,
8606 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8608 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8609 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8610 (gimple_phi_arg_set_location): New. Set locus.
8611 (gimple_phi_arg_has_location): New. Check for locus.
8612 (redirect_edge_var_map_location): New. Return locus from var_map.
8613 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8614 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8615 combining PHI arguments.
8616 (cond_store_replacement): Set location.
8617 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8618 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8619 scop_add_exit_phis_edge): Add locations.
8620 * tree-cfgcleanup.c (remove_forwarder_block,
8621 remove_forwarder_block_with_phi): Add locations.
8622 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8623 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8625 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8626 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8627 flush_pending_stmts): Add source location.
8628 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8629 stack to preserve locations.
8630 * tree-vect-stmts.c (vectorizable_load): Add location.
8631 * tree-inline.c (copy_phis_for_bb): Copy locus.
8632 (setup_one_parameter): Add call locus to inlined parameter stmts.
8633 (initialize_inlined_parameters): Pass in call location as parameter
8635 (tree_function_versioning): Pass location to setup_one_parameter.
8636 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8637 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8638 copy and edge lists.
8639 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8640 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8641 locus parameter and override the stmt default if provided.
8642 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8643 elim_graph_add_edge, elim_graph_remove_succ_edge,
8644 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8645 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8646 eliminate_phi): Add locus info in elimination graph for each edge and
8648 (insert_backedge_copies): Copy locus if present.
8649 * tree-flow.h (struct _edge_var_map): Add locus field.
8650 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8651 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8652 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8654 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8656 2009-07-30 Martin Jambor <mjambor@suse.cz>
8658 PR tree-optimization/40570
8659 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8662 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8664 * ssa-loop-manip.c: Include langhooks.h.
8665 (rewrite_phi_with_iv): New.
8666 (rewrite_all_phi_nodes_with_iv): New.
8667 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8668 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8669 * tree-parloops.c (loop_parallel_p): Move out all conditions
8670 except dependency check.
8671 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8672 (gen_parallel_loop): Call canonicalize_loop_ivs without
8673 reduction_list argument.
8674 (build_new_reduction): New.
8675 (gather_scalar_reductions): New.
8676 (try_get_loop_niter): New.
8677 (try_create_reduction_list): New.
8678 (parallleize_loops): Change the parallel conditions check.
8679 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8680 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8682 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8684 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8686 * doc/options.texi (Option properties): Mention new quoting syntax.
8688 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8690 * config/alpha/alpha.c (alpha_start_function):
8691 Handle VMS_DEBUG_MAIN_POINTER
8692 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8693 * doc/invoke.texi: Document -mdebug-main switch.
8695 2009-07-29 Richard Henderson <rth@redhat.com>
8697 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8698 (cgraph_create_edge_including_clones): Likewise.
8699 * tree-inline.c (copy_bb): Operate on the correct edges
8700 when updating the callgraph.
8702 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8704 * config/alpha/vms-cc.c: Deleted.
8705 * config/alpha/vms-ld.c: Deleted.
8706 * config/alpha/t-vms64: Moved to config/vms
8707 * config/alpha/vms-crt0-64.c: Moved to config/vms
8708 * config/alpha/vms-crt0.c: Moved to config/vms
8709 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8710 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8711 * config/alpha/xm-vms.h: Moved to config/vms
8712 * config/alpha/x-vms: Moved to config/vms
8713 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8715 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8716 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8718 * config/vms/t-vms64: Moved here from config/alpha
8719 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8720 (argc,argv,envp): Enforce 32bit malloc'ing.
8721 * config/vms/vms-psxcrt0-64.c: Likewise.
8722 * config/vms/vms-crt0.c: Moved here from config/alpha.
8723 * config/vms/vms-psxcrt0.c: Likewise.
8724 * config/vms/vms-crtl-64.h: New file.
8725 * config/vms/vms-crtl.h: New file.
8726 * config/vms/vms.opt: New file.
8727 * config/vms/xm-vms64.h: New file.
8728 * config/vms/xm-vms.h: Moved here from config/alpha.
8729 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8731 * config/vms/x-vms: Moved here from config/alpha.
8732 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8733 (vms-ld.o, vms-cc.o): Removed.
8734 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8736 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8738 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8739 correct stack (obvious VMS fix).
8741 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8743 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8744 date, version info if VMS_DEBUGGING_INFO defined.
8745 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8746 size, date calculating code moved here.
8748 2009-07-29 Paul Brook <paul@codesourcery.com>
8750 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8753 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8756 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8757 to DImode when generating insq_le insn.
8759 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8761 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8762 New macro set for VMS_DEBUGGGING_INFO.
8763 (AT_string_form): Use it.
8765 2009-07-28 DJ Delorie <dj@redhat.com>
8767 * config/mep/mep.c (vtext_section): New.
8768 (vftext_section): New.
8769 (ftext_section): New.
8770 (mep_select_section): Add support for functions.
8771 (mep_unique_section): Likewise.
8772 (mep_asm_init_sections): Likewise.
8773 (mep_encode_section_info): Remove it from here.
8775 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8777 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8779 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8780 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8782 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8784 * dwarf2out.c (output_file_names): Test new macro
8785 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8786 (add_comp_dir_attribute): Likewise.
8788 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8790 * config/i386/mingw-w64.h (LINK_SPEC): Add
8791 separating space between commands.
8793 2009-07-28 Jan Hubicka <jh@suse.cz>
8795 PR tree-optimization/40759
8796 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8799 2009-07-27 DJ Delorie <dj@redhat.com>
8801 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8802 types are dword-aligned.
8803 (mep_expand_va_start): Likewise.
8805 2009-07-27 Olivier Hainque <hainque@adacore.com>
8806 Douglas B Rupp <rupp@gnat.com>
8808 * convert.c (convert_to_pointer): Don't assume the target
8809 pointer type is POINTER_SIZE long. Fetch its precision instead.
8811 2009-07-27 Douglas B Rupp <rupp@gnat.com>
8813 * system.h (fopen): Undefine if macro.
8815 2009-07-27 Jakub Jelinek <jakub@redhat.com>
8817 * dwarf2out.c (output_cfi_p): Removed.
8818 (output_cfis): New function.
8819 (output_fde): New function, split from output_call_frame_info.
8820 (output_call_frame_info): Use it.
8821 (dwarf2out_switch_text_section): Use output_cfis.
8823 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8825 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
8826 TARGET_BI_ARCH is specified without enabling SJLJ.
8827 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
8828 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
8830 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
8832 * arm.md (negdi2): Use DImode if forcing a value into a register.
8834 2009-07-26 Ira Rosen <irar@il.ibm.com>
8836 PR tree-optimization/40801
8837 * tree-vect-stmts.c (vectorizable_call): Get previous copy
8838 of vector operand from the previous copy of vector statement.
8839 Pass the correct definition type value to
8840 vect_get_vec_def_for_stmt_copy().
8842 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8844 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
8845 const char ** conversion.
8847 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8849 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
8850 fancy_abort() if !ENABLE_ASSERT_CHECKING.
8851 (gcc_unreachable): Invoke __builtin_unreachable() if
8852 !ENABLE_ASSERT_CHECKING.
8854 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8856 PR rtl-optimization/40445
8857 * emit-rtl.c (next_nonnote_insn_bb): New function.
8858 * rtl.h (next_nonnote_insn_bb): Declare new function.
8859 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
8860 with no successors that is the successor of the ENTRY_BLOCK.
8861 Continue from the top after removing an empty fallthrough block.
8862 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
8863 of next_nonnote_insn.
8865 2009-07-25 David Daney <ddaney@caviumnetworks.com>
8867 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
8869 2009-07-25 Martin Jambor <mjambor@suse.cz>
8871 * c-common.c (c_common_attribute_table): New element for noclone.
8872 (handle_noclone_attribute): New function. Forward-declare.
8873 * tree-inline.c (tree_versionable_function_p): Check for noclone
8875 * doc/extend.texi (Labels as Values): Document need for noclone.
8876 (Function Attributes): Document noclone attribute.
8878 2009-07-25 Jakub Jelinek <jakub@redhat.com>
8880 PR rtl-optimization/34999
8881 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
8882 and dw_fde_switched_cold_to_hot fields.
8883 (output_cfi_p): New function.
8884 (output_call_frame_info): If fde->dw_fde_switched_sections,
8885 output 2 FDEs instead of one with corrupted header.
8886 (dwarf2out_do_cfi_startproc): New function.
8887 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
8888 and fde->dw_fde_switched_cold_to_hot.
8889 (dwarf2out_switch_text_section): Compute
8890 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
8891 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
8892 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
8893 Otherwise, compute fde->dw_fde_switch_cfi.
8895 2009-07-24 Cary Coutant <ccoutant@google.com>
8897 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
8899 2009-07-24 Cary Coutant <ccoutant@google.com>
8901 * cfghooks.c (split_block): Copy discriminator to new block.
8902 * tree-cfg.c (assign_discriminator): Check location of last
8903 instruction in block as well as first.
8905 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
8907 * config/i386/linux.c: Use fputs or putc instead of fprintf
8909 * config/i386/gas.h: Ditto.
8910 * config/i386/x86-64.h: Ditto.
8911 * config/i386/att.h: Ditto.
8913 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8915 * expmed.c (emit_store_flag): Use a recursive call to optimize the
8918 2009-07-24 Martin Jambor <mjambor@suse.cz>
8920 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
8921 (ipa_push_func_to_list_1): Declare.
8922 (ipa_push_func_to_list): New function.
8924 * ipa-prop.c (ipa_push_func_to_list_1): New function.
8925 (ipa_init_func_list): Call ipa_push_func_to_list_1.
8926 (ipa_push_func_to_list): Removed.
8927 (ipa_pop_func_from_list): Clear node_enqueued flag.
8929 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8931 * config/s390/s390.c (override_options): Default
8932 max-unrolled-insns to 100 for z10 tuning.
8934 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
8936 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
8937 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
8938 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
8939 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
8940 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
8941 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
8942 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
8944 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
8946 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
8947 use default set in mingw32.h header.
8948 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
8949 64-bit /mingw/include path.
8950 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
8953 2009-07-23 Neil Vachharajani <nvachhar@google.com>
8955 PR rtl-optimization/40209
8956 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
8958 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8960 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
8961 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
8962 with the rest of string where appropriate. Use fputs or putc
8963 instead of fprintf where appropriate.
8965 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8966 Pat Haugen <pthaugen@us.ibm.com>
8967 Revital Eres <ERES@il.ibm.com>
8969 * config/rs6000/vector.md: New file. Move most of the vector
8970 expander support here from altivec.md to allow for the VSX vector
8971 unit in the future. Add support for secondary_reload patterns.
8972 Rewrite the patterns for vector comparison, and vector comparison
8973 predicate instructions so that the RTL expresses the desired
8974 behavior, instead of using unspec.
8976 * config/rs6000/constraints.md ("f" constraint): Use
8977 rs6000_constraints to hold the precalculated register class.
8978 ("d" constraint): Ditto.
8979 ("wd" constraint): New constraint for VSX.
8980 ("wf" constraint): Ditto.
8981 ("ws" constraint): Ditto.
8982 ("wa" constraint): Ditto.
8983 ("wZ" constraint): Ditto.
8984 ("j" constraint): Ditto.
8986 * config/rs6000/predicates.md (vsx_register_operand): New
8988 (vfloat_operand): New predicate for vector.md.
8989 (vint_operand): Ditto.
8990 (vlogical_operand): Ditto.
8991 (easy_fp_constant): If VSX, 0.0 is an easy constant.
8992 (easy_vector_constant): Add VSX support.
8993 (altivec_indexed_or_indirect_operand): New predicate for
8994 recognizing Altivec style memory references with AND -16.
8996 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
8997 for vector secondary reload support.
8998 (rs6000_vector_reg_class): Delete, replacing it with
9000 (rs6000_vsx_reg_class): Ditto.
9001 (rs6000_constraints): New array to hold the register classes of
9002 each of the register constraints that can vary at runtime.
9003 (builtin_mode_to_type): New static array for builtin function type
9005 (builtin_hash_table): New static hash table for builtin function
9007 (TARGET_SECONDARY_RELOAD): Define target hook.
9008 (TARGET_IRA_COVER_CLASSES): Ditto.
9009 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9010 registers are 128 bits if VSX memory reference instructions are used.
9011 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9013 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9014 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9015 Print several of the scheduling related parameters.
9016 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9017 rs6000_constraints instead of rs6000_vector_reg_class. Move
9018 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9019 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9020 Altivec. Add VSX support. Setup for secondary reload support on
9021 Altivec/VSX registers.
9022 (rs6000_override_options): Make power7 set the scheduling groups
9023 like the power5. Add support for new debug switches to override
9024 the scheduling defaults. Temporarily disable -mcpu=power7 from
9025 setting -mvsx. Add support for debug switches -malways-hint,
9026 -msched-groups, and -malign-branch-targets.
9027 (rs6000_buitlin_conversion): Add support for returning unsigned
9028 vector conversion functions to fix regressions due to stricter
9030 (rs6000_builtin_mul_widen_even): Ditto.
9031 (rs6000_builtin_mul_widen_odd): Ditto.
9032 (rs6000_builtin_vec_perm): Ditto.
9033 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9034 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9036 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9038 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9039 VSX types for bit operations. Changes to accomidate vector.md.
9040 (bdesc_2arg): Ditto.
9041 (bdesc_1arg): Ditto.
9042 (struct builtin_description_predicates): Rewrite predicate
9043 handling so that RTL describes the operation, instead of passing
9044 the instruction to be used as a string argument.
9045 (bdesc_altivec_preds): Ditto.
9046 (altivec_expand_predicate_builtin): Ditto.
9047 (altivec_expand_builtin): Ditto.
9048 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9049 statement for vsldoi support.
9050 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9051 (altivec_expand_st_builtin): Ditto.
9052 (paired_expand_builtin): Whitespace changes.
9053 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9054 builtin_mode_to_type table for secondary reload. Call
9055 builtin_function_type to build random builtin functions.
9056 (altivec_init_builtins): Change to use builtin_function_type to
9057 create builtin function types dynamically as we need them.
9058 (builtin_hash_function): New support for hashing the tree types
9059 for builtin function as we need it, rather than trying to build
9060 all of the trees that we need. Add initial preliminary VSX support.
9061 (builtin_function_type): Ditto.
9062 (builtin_function_eq): Ditto.
9063 (builtin_hash_struct): Ditto.
9064 (rs6000_init_builtins): Ditto.
9065 (rs6000_common_init_builtins): Ditto.
9066 (altivec_init_builtins): Ditto.
9067 (rs6000_common_init_builtins): Ditto.
9068 (enum reload_reg_type): New enum for simplifing reg classes.
9069 (rs6000_reload_register_type): Simplify register classes into GPR,
9070 Vector, and other registers. Altivec and VSX addresses in reload.
9071 (rs6000_secondary_reload_inner): Ditto.
9072 (rs6000_ira_cover_classes): New target hook, that returns the
9073 appropriate cover classes, based on -mvsx being used or not.
9074 (rs6000_secondary_reload_class): Add VSX support.
9075 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9076 (get_vsel_insn): Ditto.
9077 (rs6000_emit_vector_compare): Rewrite vector conditional support
9078 so that where we can, we use RTL operators, instead of blindly use
9080 (rs6000_emit_vector_select): Ditto.
9081 (rs6000_emit_vector_cond_expr): Ditto.
9082 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9083 (create_TOC_reference): Add -mdebug=addr support.
9084 (emit_frame_save): VSX loads/stores need register indexed addressing.
9086 * config/rs6000/rs6000.md: Include vector.md.
9088 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9090 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9091 support for V2DI, V2DF in logical, permute, select operations.
9093 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9094 switch for vsx/power7.
9095 (-mvsx-scalar-memory): Ditto.
9096 (-mvsx-align-128): Ditto.
9097 (-mallow-movmisalign): Ditto.
9098 (-mallow-df-permute): Ditto.
9099 (-msched-groups): Ditto.
9100 (-malways-hint): Ditto.
9101 (-malign-branch-targets): Ditto.
9103 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9105 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9106 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9107 (rs6000_vector_reg_class): Delete.
9108 (rs6000_vsx_reg_class): Ditto.
9109 (enum rs6000_reg_class_enum): New enum for the constraints that
9110 vary based on target switches.
9111 (rs6000_constraints): New array to hold the register class for all
9112 of the register constraints that vary based on the switches used.
9113 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9114 (enum rs6000_builtins): Add unsigned varients for the builtin
9115 declarations returned by target hooks for expanding multiplies,
9116 select, and permute operations. Add VSX builtins.
9117 (enum rs6000_builtin_type_index): Add entries for VSX.
9118 (V2DI_type_node): Ditto.
9119 (V2DF_type_node): Ditto.
9120 (unsigned_V2DI_type_node): Ditto.
9121 (bool_long_type_node): Ditto.
9122 (intDI_type_internal_node): Ditto.
9123 (uintDI_type_internal_node): Ditto.
9124 (double_type_internal_node): Ditto.
9126 * config/rs6000/altivec.md (whole file): Move all expanders to
9127 vector.md from altivec.md. Rename insn matching functions to be
9129 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9130 (altivec_vcmp*): Ditto.
9131 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9132 (VM): New iterator for moves that includes the VSX types.
9133 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9134 (altivec_vperm_<mode>_uns): New, for unsigned types.
9135 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9136 (altivec_eq<mode>): Ditto.
9137 (altivec_gt<mode>): Ditto.
9138 (altivec_gtu<mode>): Ditto.
9139 (altivec_eqv4sf): Ditto.
9140 (altivec_gev4sf): Ditto.
9141 (altivec_gtv4sf): Ditto.
9142 (altivec_vcmpbfp_p): Ditto.
9144 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9146 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9149 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9152 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9153 ASM_SHORT instead of .word.
9154 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9155 instead of .word in asm template.
9157 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9160 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9161 (process_bb_node_lives): Use it.
9163 * ira.c (setup_cover_and_important_classes): Don't setup
9164 ira_important_class_nums. Add cover classes to the end of
9166 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9168 (find_reg_class_closure): Use reorder_important_classes.
9170 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9172 * config/i386/i386.c (i386_ira_cover_classes): New function.
9173 (TARGET_IRA_COVER_CLASSES): Redefine.
9175 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9176 importance of order of cover classes in the array.
9178 2009-07-22 Diego Novillo <dnovillo@google.com>
9180 * tree-pass.h (TDF_EH): Define.
9181 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9182 contains TDF_EH, print the EH region number holding GS.
9183 * tree-dump.c (dump_options): Add "eh".
9184 * doc/invoke.texi: Document it.
9186 2009-07-22 Doug Kwan <dougkwan@google.com>
9188 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9190 2009-07-22 Michael Matz <matz@suse.de>
9192 PR tree-optimization/35229
9193 PR tree-optimization/39300
9195 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9196 (inhibit_phi_insertion): New function.
9197 (insert_into_preds_of_block): Call it for REFERENCEs.
9198 (init_pre): Initialize and finalize scalar evolutions.
9199 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9201 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9203 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9204 Use CONST_VECTOR_NUNITS to determine number of elements.
9206 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9208 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9209 (U, W): Constraints are now deprecated and will be removed if we
9211 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9213 ("prefetch"): Add the stcmh instruction for prefetching.
9214 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9216 (s390_short_displacement): Return always true if compiling for
9217 machines not providing the long displacement facility.
9218 (s390_mem_constraint): Support the new constraint letter Z.
9219 (s390_check_qrst_address): New function.
9221 2009-07-21 DJ Delorie <dj@redhat.com>
9223 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9226 2009-07-21 Jason Merrill <jason@redhat.com>
9228 * c-common.c (max_tinst_depth): Increase default to 1024.
9230 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9232 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9233 (vec_unpacku_float_lo_v4si): Ditto.
9235 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9238 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9239 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9240 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9241 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9243 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9245 PR tree-optimization/40813
9246 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9249 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9251 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9252 with a NOP_EXPR if needed.
9254 2009-07-21 Paul Brook <paul@codesourcery.com>
9256 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9257 Terminate debug dump with newline.
9259 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9261 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9262 Cast "1" to unsigned HOST_WIDE_INT.
9263 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9264 deposit length to the maximum length - lsb. Extend length if
9265 HOST_BITS_PER_WIDE_INT is 32.
9267 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9269 * cgraph.h (constant_pool_htab): New function.
9270 (constant_descriptor_tree): Move from varasm.c.
9271 * varasm.c (constant_pool_htab): New function.
9272 (constant_descriptor_tree): Move to cgraph.h.
9274 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9276 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9278 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9280 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9283 2009-07-20 Xinliang David Li <davidxl@google.com>
9285 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9287 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9289 * config/mips/mips.md (move_type): Add arith.
9290 (type): Handle arith.
9291 (zero_extendsidi2): Rename this into ...
9292 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9293 (zero_extendsidi2): New expander.
9294 (*zero_extendsidi2_dext): New pattern.
9296 2009-07-20 Nick Clifton <nickc@redhat.com>
9298 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9299 to set MIPS_ABI_DEFAULT.
9300 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9302 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9304 * tree-object-size.c (addr_object_size): Handle unions with
9305 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9307 PR tree-optimization/40792
9308 * tree.c (build_function_type_skip_args): Remove bogus assert.
9310 2009-07-20 Jan Hubicka <jh@suse.cz>
9311 Martin Jambor <mjambor@suse.cz>
9313 * cgraph.h (combined_args_to_skip): New field.
9314 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9315 combined_args_to_skip and args_to_skip.
9316 * tree-inline.c (update_clone_info): New function.
9317 (tree_function_versioning): Call update_clone_info.
9318 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9320 (cgraph_materialize_all_clones): More extensive dumping, working
9321 with combined_args_to_skip rather than args_to_skip.
9323 2009-07-20 Ira Rosen <irar@il.ibm.com>
9325 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9326 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9327 (get_initial_def_for_reduction): Likewise.
9328 (vectorizable_reduction): Skip the check of first operand in case
9329 of COND_EXPR. Add check that it is outer loop vectorization if
9330 nested cycle was detected. Call vectorizable_condition() for
9331 COND_EXPR. If reduction epilogue cannot be created do not fail for
9332 nested cycles (if it is not double reduction). Assert that there
9333 is only one type in the loop in case of COND_EXPR. Call
9334 vectorizable_condition() to vectorize COND_EXPR.
9335 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9336 Add parameters. Allow nested cycles if called from
9337 vectorizable_reduction(). Use reduction vector variable if provided.
9338 (vect_analyze_stmt): Call vectorizable_reduction() before
9339 vectorizable_condition().
9340 (vect_transform_stmt): Update call to vectorizable_condition().
9342 2009-07-20 Christian Bruel <christian.bruel@st.com>
9344 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9345 * doc/invoke.texi (-mfmovd): Likewise.
9346 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9348 2009-07-20 Jan Hubicka <jh@suse.cz>
9350 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9351 when handling SSA name.
9353 2009-07-19 Jan Hubicka <jh@suse.cz>
9355 PR tree-optimization/40676
9356 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9357 virtual PHIs in empty BBs.
9359 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9361 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9362 re-expanded the compound use gen_lowpart instead to convert to the
9365 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9367 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9368 OUTER_CONST arguments.
9369 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9370 the new wider mode will be masked off.
9371 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9373 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9375 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9376 high-order bits are zero.
9378 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9380 * combine.c (simplify_shift_const_1): Split code to determine
9382 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9383 new bits shifted in are identical to the old sign bit.
9385 2009-07-18 Richard Guenther <rguenther@suse.de>
9388 * gimplify.c (gimplify_call_expr): Reject code using results from
9389 functions returning void.
9391 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9393 * doc/md.texi: Document the new PowerPC "es" constraint.
9394 Document that "m" can include automodified addresses on this target,
9395 and explain how %U must be used. Extend the "Q" and "Z" documentation
9396 to suggest "es" as well as "m".
9397 * config/rs6000/constraints.md (es): New memory constraint.
9398 (Q, Z): Update strings to match new documentation.
9400 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9402 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9403 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9404 * config/rs6000/predicates.md (volatile_mem_operand): Use
9405 offsettable_nonstrict_memref_p.
9406 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9407 (*floatunssidf2_internal): Likewise.
9408 (*fix_truncdfsi2_internal): Likewise.
9409 (*fix_trunctfsi2_internal): Likewise.
9411 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9413 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9415 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9417 2009-07-17 Richard Guenther <rguenther@suse.de>
9420 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9421 (pass_warn_unused_result): Likewise.
9422 (TODO_set_props): Remove.
9423 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9425 (pass_diagnose_omp_blocks): Define.
9426 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9427 (c_gimple_diagnostics_recursively): Remove.
9428 (finish_function): Do not call it.
9429 (c_write_global_declarations): Continue after errors.
9430 Finalize the CU here.
9431 * c-gimplify.c (c_genericize): Do not gimplify here.
9432 * c-common.c (c_warn_unused_result): Move ...
9433 * tree-cfg.c (do_warn_unused_result): ... here.
9434 (run_warn_unused_result): New function.
9435 (gate_warn_unused_result): New function.
9436 (pass_warn_unused_result): New pass.
9437 * c-common.h (c_warn_unused_result): Remove.
9438 * flags.h (flag_warn_unused_result): Declare.
9439 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9440 * opts.c (flag_warn_unused_result): Initialize to false.
9441 * toplev.c (compile_file): Add comment.
9442 * omp-low.c (create_omp_child_function): Do not register
9443 the function with the frontend.
9444 (diagnose_omp_structured_block_errors): Prepare to be
9445 called as optimization pass.
9446 (gate_diagnose_omp_blocks): New function.
9447 (pass_diagnose_omp_blocks): New pass.
9448 * cgraph.h (cgraph_optimize): Remove.
9449 (cgraph_analyze_function): Likewise.
9450 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9451 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9452 before their parents here.
9453 (cgraph_finalize_function): Not here.
9454 (cgraph_analyze_function): Gimplify functions here.
9455 (cgraph_finalize_compilation_unit): Continue after errors.
9456 Optimize the callgraph from here.
9457 (cgraph_optimize): Make static.
9458 * langhooks.c (write_global_declarations): Finalize the CU.
9459 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9460 (gimplify_function_tree): Assert we gimplify only once.
9461 Set PROP_gimple_any property.
9462 * tree-nested.c (gimplify_all_functions): New function.
9463 (lower_nested_functions): Gimplify all nested functions.
9464 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9465 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9466 and pass_diagnose_omp_blocks after gimplification. Do not
9467 set TODO_set_props on all_lowering_passes.
9468 (execute_one_pass): Do not handle TODO_set_props.
9469 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9470 (gimplify.o): Add tree-pass.h dependency.
9471 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9472 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9473 (unsave_r): Likewise.
9474 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9477 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9479 * doc/service.texi (Service): Restore previously removed link,
9480 which isn't broken after all.
9482 2009-07-17 Richard Guenther <rguenther@suse.de>
9484 PR tree-optimization/40321
9485 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9486 PHI nodes to the maximal set.
9487 (make_values_for_phi): Add PHI arguments to the maximal set.
9488 (execute_pre): Dump PHI_GEN and the maximal set.
9490 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9493 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9496 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9498 * doc/extend.texi (Nested Functions): Replace broken link with
9500 * doc/service.texi (Service): Remove broken link.
9502 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9505 * builtins.c (expand_builtin_memcmp): Use loc instead of
9506 EXPR_LOCATION (exp).
9507 (expand_builtin_strncmp): Likewise.
9509 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9510 Manuel López-Ibáñez <manu@gcc.gnu.org>
9513 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9514 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9515 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9516 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9517 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9518 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9519 tree-inline.c, c-common.c, c-common.h, gimple.c,
9520 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9521 convert.c: Add location argument to fold_{unary,binary,ternary},
9522 fold_build[123], build_call_expr, build_size_arg,
9523 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9524 fold_build1_initializer, fold_build2_initializer,
9525 fold_build3_initializer, fold_build_call_array,
9526 fold_build_call_array_initializer, fold_single_bit_test,
9527 omit_one_operand, omit_two_operands, invert_truthvalue,
9528 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9529 combine_comparisons, fold_builtin_*, fold_call_expr,
9530 build_range_check, maybe_fold_offset_to_address, round_up,
9533 2009-07-16 Jason Merrill <jason@redhat.com>
9536 * c-common.c (c_common_reswords): Add __is_standard_layout
9538 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9539 * doc/implement-cxx.texi: New.
9540 * doc/gcc.texi: Include it.
9542 2009-07-16 DJ Delorie <dj@redhat.com>
9544 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9545 compares that may be indirectly affected by previous instructions.
9547 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9549 * builtins.c (do_mpc_arg2): New.
9550 (fold_builtin_2): Fold builtin cpow.
9551 * real.h (HAVE_mpc_pow): New.
9553 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9555 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9556 comparison to skip unprofitable schedule
9558 2009-07-16 Simon Baldwin <simonb@google.com>
9560 * gcc.c (option_map): New flag -no-canonical-prefixes.
9561 * (display_help): Print help text for new flag.
9562 * (process_command): Move options translation and language specifics
9563 and handle new flag early. Use it to set a function pointer to a
9564 prefix builder. Replace make_relative_prefix calls with calls to
9565 the function pointed to. Ignore new flag in regular options handling.
9566 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9568 2009-07-15 DJ Delorie <dj@redhat.com>
9570 * config/mep/mep.md (sibcall_internal): Change register to avoid
9572 (sibcall_value_internal): Likewise.
9574 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9576 PR rtl-optimization/40710
9577 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9579 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9581 * config/mips/mips.md (*extenddi_truncate<mode>,
9582 *extendsi_truncate<mode>): Change type attribute to move_type
9583 with shift_shift. Split out code handling exts from here ...
9584 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9586 (*extendhi_truncateqi): Change type attribute to move_type with
9587 shift_shift. Split out code handling exts from here ...
9588 (*extendhi_truncateqi_exts): ... to this new pattern.
9590 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9592 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9593 instead of "and" with inverted sign bit mask value. Use
9594 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9595 Allocate registers only for operand 4 and operand 5.
9597 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9600 * fold-const.c (fold_cond_expr_with_comparison): When folding
9601 < and <= to MIN, make sure the MIN uses the same type as the
9602 comparison's operands.
9604 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9606 * arm.md (ior_xor): New code iterator.
9607 (split for ior/xor with shift and zero-extend): New split pattern.
9608 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9610 2009-07-15 Richard Guenther <rguenther@suse.de>
9612 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9615 2009-07-15 Richard Guenther <rguenther@suse.de>
9618 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9620 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9622 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9623 handle 2.6.30 kernel.
9625 2009-07-15 DJ Delorie <dj@redhat.com>
9627 * config/mep/mep.md (sibcall_internal): Change register to allow
9628 for 24-bit addresses.
9629 (sibcall_value_internal): Likewise.
9631 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9633 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9634 that are enabled/disabled by the flags introduced by a previous patch.
9636 2009-07-14 DJ Delorie <dj@redhat.com>
9638 * config/mep/mep.md (sibcall_internal): Include non-toggling
9640 (sibcall_value_internal): Likewise.
9642 2009-07-14 Taras Glek <tglek@mozilla.com>
9643 Rafael Espindola <espindola@google.com>
9645 * doc/sourcebuild.texi: Document install-plugin target.
9646 * configure.ac: Added install-plugin target to language makefiles.
9647 * configure: Regenerate.
9648 * Makefile.in: (install-plugin): Install more headers,
9649 depend on lang.install-plugin.
9651 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9653 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9656 2009-07-14 DJ Delorie <dj@redhat.com>
9658 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9659 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9660 * config/mep/mep.md (sibcall_internal): Change test from
9661 mep_vliw_mode_match to mep_vliw_jmp_match.
9662 (sibcall_value_internal): Likewise.
9664 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9666 * config/i386/sse.md (copysign<mode>3): New expander.
9667 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9668 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9669 Use ix86_build_const_vector.
9670 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9671 IX86_BUILTIN_CPYSGNPD.
9672 (builtin_description): Add __builtin_ia32_copysignps and
9673 __builtin_ia32_copysignpd.
9674 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9675 and BUILT_IN_COPYSIGNF.
9677 2009-07-13 Jason Merrill <jason@redhat.com>
9679 * builtins.c (can_trust_pointer_alignment): New fn.
9680 (get_pointer_alignment): Factor it out from here.
9681 * tree.h: Declare it.
9683 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9685 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9688 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9692 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9694 2009-07-14 Richard Guenther <rguenther@suse.de>
9695 Andrey Belevantsev <abel@ispras.ru>
9698 * cfgexpand.c (partition_stack_vars): Do not bother to update
9699 alias information when not optimizing.
9701 2009-07-14 Richard Guenther <rguenther@suse.de>
9702 Andrey Belevantsev <abel@ispras.ru>
9704 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9705 (pt_solution_set): Likewise.
9706 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9707 * tree-ssa-structalias.c (pt_solution_set): New function.
9708 * final.c (rest_of_clean_state): Free SSA data structures.
9709 * print-rtl.c (print_decl_name): Remove.
9710 (print_mem_expr): Implement in terms of print_generic_expr.
9711 * alias.c (ao_ref_from_mem): New function.
9712 (rtx_refs_may_alias_p): Likewise.
9713 (true_dependence): Query alias-export info.
9714 (canon_true_dependence): Likewise.
9715 (write_dependence_p): Likewise.
9716 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9718 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9719 (mem_expr_equal_p): Use operand_equal_p.
9720 (set_mem_attributes_minus_bitpos): Do not use
9721 component_ref_for_mem_expr.
9722 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9723 (update_alias_info_with_stack_vars): Likewise.
9724 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9725 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9726 explicitly nor clear stmt operands.
9727 Free the decl-to-pointer map.
9728 * tree-optimize.c (execute_free_datastructures): Do not free
9729 SSA data structures here.
9730 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9731 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9732 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9734 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9736 2009-07-13 DJ Delorie <dj@redhat.com>
9738 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9739 unrolling at the right iteration count.
9741 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9744 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9746 * haifa-sched.c (rank_for_schedule): Introduced flags to
9747 enable/disable individual scheduling heuristics.
9748 * common.opt: Introduced flags to enable/disable individual
9749 heuristics in the scheduler.
9750 * doc/invoke.texi: Introduced flags to enable/disable individual
9751 heuristics in the scheduler.
9753 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9755 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9756 config/i386/mingw-tls.c.
9757 * config/i386/mingw-tls.c: Removed.
9759 2009-07-13 Ira Rosen <irar@il.ibm.com>
9761 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9762 checks access only relevant statements.
9763 (vectorizable_reduction): Likewise.
9765 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9767 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9768 just for 32-bit case.
9770 2009-07-12 Jan Hubicka <jh@suse.cz>
9772 PR tree-optimization/40585
9773 * except.c (expand_resx_expr): When there already is resume
9774 instruction, produce linked list.
9775 (build_post_landing_pads): Assert that resume is empty.
9776 (connect_post_landing_pads): Handle resume lists.
9777 (dump_eh_tree): Dump resume list.
9779 2009-07-12 Ira Rosen <irar@il.ibm.com>
9781 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9782 with additional argument.
9783 * tree-vectorizer.h (enum vect_def_type): Add
9784 vect_double_reduction_def.
9785 (vect_is_simple_reduction): Add argument.
9786 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9788 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9789 vect_is_simple_reduction with additional argument.
9790 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9792 (reduction_code_for_scalar_code): Handle additional codes by
9793 returning ERROR_MARK for them. Fix comment and indentation.
9794 (vect_is_simple_reduction): Fix comment, add argument to specify
9795 double reduction. Detect double reduction.
9796 (get_initial_def_for_induction): Fix indentation.
9797 (get_initial_def_for_reduction): Fix comment and indentation.
9798 Handle double reduction. Create initial definitions that do not
9799 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9800 (vect_create_epilog_for_reduction): Fix comment, add argument to
9801 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9802 epilogue result extraction. Create double reduction phi node and
9803 replace relevant uses.
9804 (vectorizable_reduction): Call vect_is_simple_reduction with
9805 additional argument. Fix indentation. Update epilogue code treatment
9806 according to the changes in reduction_code_for_scalar_code. Check
9807 for double reduction. Call vect_create_epilog_for_reduction with
9808 additional argument.
9809 * tree-vect-stmts.c (process_use): Handle double reduction, update
9811 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
9812 (vect_get_vec_def_for_operand): Likewise.
9814 2009-07-12 Danny Smith <dansmister@gmail.com>
9816 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
9817 dllexport if !TREE_PUBLIC.
9818 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
9820 2009-07-11 Anatoly Sokolov <aesok@post.ru>
9822 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
9823 (avr_extra_arch_macro) Remove declatation.
9824 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
9825 (avr_extra_arch_macro) Declare as static.
9826 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
9828 2009-07-11 Jan Hubicka <jh@suse.cz>
9831 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
9833 2009-07-11 Jakub Jelinek <jakub@redhat.com>
9836 * dwarf2out.c (dw_fde_struct): Add in_std_section and
9837 cold_in_std_section bits.
9838 (dwarf2out_begin_prologue): Initialize them.
9839 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
9840 if already covered by text_section or cold_text_section range.
9842 PR rtl-optimization/40667
9843 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
9844 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
9845 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
9846 * config/i386/i386.c (ix86_minimum_alignment): New function.
9847 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
9848 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
9849 * emit-rtl.c (gen_reg_rtx): Likewise.
9850 * function.c (assign_parms): Likewise. If nominal_type needs
9851 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
9852 rather than passed_type's alignment.
9855 * function.c (assign_parm_setup_stack): Adjust
9856 MEM_OFFSET (data->stack_parm) if promoted_mode is different
9857 from nominal_mode on big endian.
9859 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
9861 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
9863 2009-07-10 DJ Delorie <dj@redhat.com>
9865 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
9867 2009-07-10 Mark Mitchell <mark@codesourcery.com>
9869 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
9871 (thumb2_cbnz): Likewise.
9873 2009-07-10 David Daney <ddaney@caviumnetworks.com>
9876 * config.gcc (supported_defaults): Add synci.
9877 (with_synci): Add validation.
9878 (all_defaults): Add synci.
9879 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
9882 * config/mips/mips.opt (msynci): New option.
9883 * config/mips/mips.c (mips_override_options): Warn on use of
9884 -msynci for targets that do now support it.
9885 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9887 * gcc/doc/invoke.texi (-msynci): Document the new option.
9888 * doc/install.texi (--with-synci): Document the new option.
9890 2009-07-10 Richard Guenther <rguenther@suse.de>
9892 PR tree-optimization/40496
9893 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
9894 the PHI result with a compatible type.
9896 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9900 * c.opt (Wunused-result): New.
9901 * doc/invoke.texi: Document it.
9902 * c-common.c (c_warn_unused_result): Use it.
9904 2009-07-09 DJ Delorie <dj@redhat.com>
9906 * targhooks.c (default_target_can_inline_p): Rename from
9907 default_target_option_can_inline_p.
9908 * targhooks.h (default_target_can_inline_p): Likewise.
9909 * target-def.h (TARGET_CAN_INLINE_P): Rename from
9910 TARGET_OPTION_CAN_INLINE_P.
9911 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
9912 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
9913 (mep_target_can_inline_p): Rename from
9914 mep_target_option_can_inline_p.
9917 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
9918 registers used to pass vectors.
9920 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
9922 2009-07-09 Tom Tromey <tromey@redhat.com>
9924 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
9925 * config/mmix/mmix.c: Include dwarf2.h.
9926 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
9927 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
9928 * config/sh/sh.c: Include dwarf2.h.
9929 * config/i386/i386.c: Include dwarf2.h.
9930 * Makefile.in (DWARF2_H): Remove 'elf'.
9931 * except.c: Include dwarf2.h.
9932 * unwind-dw2.c: Include dwarf2.h.
9933 * dwarf2out.c: Include dwarf2.h.
9934 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
9935 * unwind-dw2-fde.c: Include dwarf2.h.
9936 * dwarf2asm.c: Include dwarf2.h.
9938 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9940 * haifa-sched.c (insn_finishes_cycle_p): New static function.
9941 (max_issue): Use it.
9942 * sched-int.h (struct sched_info: insn_finishes_block_p): New
9944 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
9945 (region_sched_info): Update.
9946 * sched-ebb.c (ebb_sched_info): Update.
9947 * modulo-sched.c (sms_sched_info): Update.
9948 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
9950 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9952 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
9954 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
9956 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
9958 2009-07-09 Jakub Jelinek <jakub@redhat.com>
9961 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
9962 arg1 with arg01 if arg1 is already INTEGER_CST.
9964 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9966 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
9967 Transform (and (truncate)) into (truncate (and)).
9969 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9971 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
9972 creating LHS paradoxical subregs. Fix surrounding returns to
9973 use NULL_RTX rather than 0.
9975 2009-07-08 DJ Delorie <dj@redhat.com>
9977 * config/mep/mep.c: (mep_option_can_inline_p): New.
9978 (TARGET_OPTION_CAN_INLINE_P): Define.
9980 2009-07-08 Mark Wielaard <mjw@redhat.com>
9983 * dwarf2out.c (add_data_member_location_attribute): When we have
9984 only a constant offset don't emit a new location description using
9985 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
9988 2009-07-08 Richard Henderson <rth@redhat.com>
9991 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
9992 (enum reg_class): Add CLOBBERED_REGS.
9993 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
9994 * config/i386/i386.c (ix86_conditional_register_usage): Moved
9995 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
9996 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
9997 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
9998 force 64-bit sibcalls into R11.
9999 * config/i386/constraints.md (U): New constraint.
10000 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10001 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10002 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10004 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10006 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10008 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10009 * ebitmap.h (dump_ebitmap): Ditto.
10010 * optabs.h (optab_libfunc): Ditto.
10011 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10012 * tree-flow.h (vect_can_force_dr_alignment_p,
10013 get_vectype_for_scalar_type): Ditto.
10014 (vectorize_loops): Move prototype to ...
10015 * tree-vectorizer.h: ... here. Also, adjust comment.
10016 (vect_set_verbosity_level): Remove duplicate prototype.
10017 * tree-ssa-loop.c: Include tree-vectorizer.h.
10018 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10020 2009-07-08 Nick Clifton <nickc@redhat.com>
10022 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10025 2009-07-08 DJ Delorie <dj@redhat.com>
10027 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10028 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10029 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10031 * config/mep/intrinsics.md: Regenerated.
10032 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10033 registers when asm() or calls are detected.
10035 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10038 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10040 * gimple (gimple_build_call_from_tree): Likewise.
10041 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10042 no_warning flag before warning.
10044 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10046 * tree.c (set_expr_locus): Remove.
10047 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10048 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10050 * gimplify.c (internal_get_tmp_var): Likewise.
10051 (gimplify_call_expr): Likewise.
10052 (gimplify_one_sizepos): Likewise.
10054 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10057 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10058 to variables for debugging purposes.
10060 2009-06-23 Mark Loeser <mark@halcy0n.com>
10063 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10065 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10067 * pretty-print.c (pp_base_format): Remove %J.
10068 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10069 gcc_cxxdiag_char_table): Likewise.
10070 (init_dynamic_diag_info): Likewise.
10072 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10074 * pretty-print.c (pp_base_format): Remove %H.
10075 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10076 gcc_cxxdiag_char_table): Likewise.
10077 (init_dynamic_diag_info): Likewise.
10078 * config/mep/mep.c (mep_select_section): Likewise.
10080 2009-07-07 Duncan Sands <baldrick@free.fr>
10082 * final.c (pass_clean_state): Give the pass a name.
10083 * passes.c (pass_rest_of_compilation): Likewise.
10084 * tree-optimize.c (pass_all_optimizations): Likewise.
10086 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10088 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10089 an extra 'decl' for error_at.
10091 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10093 PR middle-end/40669
10094 * tree-tailcall.c (adjust_return_value_with_ops,
10095 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10096 if it has complex or vector type.
10098 2009-07-07 Olivier Hainque <hainque@adacore.com>
10100 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10103 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10105 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10107 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10109 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10110 * c-decl.c: Likewise.
10111 * function.c: Likewise.
10112 * varasm.c: Likewise.
10113 * tree-ssa.c: Likewise.
10114 * c-common.c: Likewise.
10115 * tree-cfg.c: Likewise.
10116 * config/spu/spu.c: Likewise.
10117 * config/ia64/ia64.c: Likewise.
10118 * config/v850/v850.c: Likewise.
10120 2009-07-06 DJ Delorie <dj@redhat.com>
10122 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10123 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10124 unspecified accesses to control registers.
10125 * config/mep/intrinsics.md: Regenerate.
10126 * config/mep/intrinsics.h: Regenerate.
10127 * config/mep/mep-intrin.h: Regenerate.
10129 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10131 * c-lex.c: Replace %H by an explicit location. Update all calls.
10132 * c-common.c: Likewise.
10133 * c-decl.c: Likewise.
10134 * c-typeck.c: Likewise.
10135 * fold-const.c: Likewise.
10136 * gimplify.c: Likewise.
10137 * stmt.c: Likewise.
10138 * tree-cfg.c: Likewise.
10139 * tree-ssa-loop-niter.c: Likewise.
10140 * tree-vrp.c: Likewise.
10141 * value-prof.c: Likewise.
10143 2009-07-06 Diego Novillo <dnovillo@google.com>
10145 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10146 if it has one. Handle cases where VAR does not have an
10147 annotation or cfun is NULL.
10149 2009-07-06 Diego Novillo <dnovillo@google.com>
10151 * tree.c: Include debug.h.
10152 (initialize_tree_contains_struct): New.
10153 (init_ttree): Call it.
10154 (tree_node_structure_for_code): Factor out of ...
10155 (tree_node_structure): ... here.
10156 * treestruct.def (TS_PHI_NODE): Remove.
10157 (TS_GIMPLE_STATEMENT): Remove.
10159 2009-07-06 Diego Novillo <dnovillo@google.com>
10161 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10162 (debug_tree_chain): Handle cycles.
10164 2009-07-06 Nick Clifton <nickc@redhat.com>
10165 DJ Delorie <dj@redhat.com>
10167 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10168 __FMOVD_ENABLED__ is defined.
10170 (TARGET_FMOVD): Provide a default definition.
10171 (MASK_FMOVD): Likewise.
10172 (TARGET_CPU_CPP_BUILTINS): Define
10173 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10174 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10175 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10176 (split for DF load from memory into register): Also handle
10177 MEMs which consist of REG+DISP addressing.
10178 (split for DF store from register to memory): Likewise.
10179 (movsf_ie): Always use single fp_mode.
10180 * config/sh/sh.c (sh_override_options): Do not automatically
10181 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10182 that to the -mfmovd command line switch.
10183 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10184 (fldi_ok): Always allow.
10185 * config/sh/sh.opt (mfmovd): Remove this switch.
10186 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10188 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10189 Kaz Kojima <kkojima@gcc.gnu.org>
10191 PR rtl-optimization/30807
10192 * postreload.c (reload_combine): For every new use of REG_SUM,
10193 record the use of BASE.
10195 2009-07-06 Jan Hubicka <jh@suse.cz>
10197 * params.def: Revert my accidental commit at 2009-06-30.
10199 2009-07-04 Ian Lance Taylor <iant@google.com>
10202 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10204 (mingw_format_attribute_overrides): Likewise.
10206 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10209 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10210 don't check cfa.reg. Instead of cfa.indirect use
10211 fde && fde->drap_reg != INVALID_REGNUM test.
10213 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10215 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10217 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10220 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10222 2009-07-03 Richard Guenther <rguenther@suse.de>
10224 PR tree-optimization/40640
10225 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10228 2009-07-03 Jan Hubicka <jh@suse.cz>
10230 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10231 for size, reduce amount of inlining.
10233 2009-07-03 Richard Guenther <rguenther@suse.de>
10235 PR middle-end/34163
10236 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10237 if t +- x is known to not overflow and the conversion widens the
10239 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10241 2009-07-03 Jan Hubicka <jh@suse.cz>
10243 * ipa-pure-const.c (analyze): Update loop optimizer init.
10244 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10245 try_remove_empty_loop, remove_empty_loops): Remove.
10246 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10247 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10248 to mark regular loops as neccesary.
10249 (degenerate_phi_p): New function.
10250 (propagate_necessity, remove_dead_phis): Use it.
10251 (forward_edge_to_pdom): Likewise.
10252 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10253 virtual PHI nodes that became unreachable.
10254 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10255 * tree-flow.h (remove_empty_loops): Remove.
10256 * passes.c (init_optimization_passes): Remove.
10258 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10260 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10261 can_create_pseudo_p.
10262 (*fix_trunc<mode>_i387_1): Ditto.
10263 (*floathi<mode>2_1): Ditto.
10264 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10265 (*fistdi2_1): Ditto.
10266 (*fist<mode>2_1): Ditto.
10267 (frndintxf2_floor): Ditto.
10268 (*fist<mode>2_floor_1): Ditto.
10269 (frndintxf2_ceil): Ditto.
10270 (*fist<mode>2_ceil_1): Ditto.
10271 (frndintxf2_trunc): Ditto.
10272 (frndintxf2_mask_pm): Ditto.
10273 (fxam<mode>2_i387_with_temp): Ditto.
10274 * config/i386/sse.md (mulv16qi3): Ditto.
10275 (*sse2_mulv4si3): Ditto.
10277 (sse4_2_pcmpestr): Ditto.
10278 (sse4_2_pcmpistr): Ditto.
10280 2009-07-03 Jan Hubicka <jh@suse.cz>
10282 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10283 (mark_stmt_necessary): Set it.
10284 (mark_operand_necessary): Set it.
10285 (mark_control_dependent_edges_necessary): Set it.
10286 (mark_virtual_phi_result_for_renaming): New function.
10287 (get_live_post_dom): New function.
10288 (forward_edge_to_pdom): New function.
10289 (remove_dead_stmt): Fix handling of control dependences.
10290 (tree_dce_init): Init new bitmap.
10291 (tree_dce_done): Free it.
10293 2009-07-02 Richard Guenther <rguenther@suse.de>
10296 * tree-ssa-structalias.c (new_var_info): Initialize
10299 2009-07-02 Jan Hubicka <jh@suse.cz>
10301 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10304 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10306 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10307 instead of recomputing it. Adjust calls.
10308 (emit_store_flag): Adjust recursive calls.
10310 2009-07-02 Richard Guenther <rguenther@suse.de>
10312 * tree-ssa-live.c (remove_unused_locals): Do not remove
10314 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10315 of DECL_EXTERNAL for HEAP variables.
10316 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10317 HEAP variables. Do not adjust RESTRICT vars.
10318 (find_what_var_points_to): Nobody cares if something
10319 points to READONLY.
10321 2009-07-02 Ben Elliston <bje@au.ibm.com>
10323 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10324 pc_low and pc_high declarations to the top of the function.
10326 2009-07-01 DJ Delorie <dj@redhat.com>
10328 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10329 registers as fixed.
10330 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10331 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10332 unspecified accesses to control registers.
10333 * config/mep/intrinsics.md: Regenerate.
10334 * config/mep/intrinsics.h: Regenerate.
10335 * config/mep/mep-intrin.h: Regenerate.
10337 2009-07-01 Anthony Green <green@moxielogic.com>
10339 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10340 instruction when possible.
10341 (moxie_expand_prologue): Ditto. Also, save an instruction and
10342 some complexity by popping off of $r12 instead of $sp.
10343 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10346 2009-07-01 Richard Henderson <rth@redhat.com>
10349 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10350 contained no insns, reposition note before last insn.
10352 2009-07-01 Richard Henderson <rth@redhat.com>
10355 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10356 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10358 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10361 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10362 darwin9 for printing reg addresses with %y.
10364 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10366 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10367 truncation from operands in binary operations.
10369 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10372 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10373 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10374 subreg of op0 to the original op0.
10376 * expmed.c (store_bit_field_1): Use a temporary as the destination
10377 instead of a paradoxical subreg when we need to truncate the result.
10379 2009-07-01 DJ Delorie <dj@redhat.com>
10381 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10382 names to VLIW variants.
10383 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10384 * config/mep/intrinsics.md: Regenerate.
10385 * config/mep/intrinsics.h: Regenerate.
10386 * config/mep/mep-intrin.h: Regenerate.
10388 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10391 * jump.c (returnjump_p): Revert last patch.
10392 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10394 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10397 * pa.md (casesi32p): Use jump table label to determine the offset
10399 (casesi64p): Likewise.
10401 * pa.c (forward_branch_p): Return bool type. Use instruction
10402 addresses when available. Assert that INSN has a jump label.
10403 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10406 2009-07-01 Richard Guenther <rguenther@suse.de>
10408 PR tree-optimization/19831
10409 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10410 that only act as barriers do not make any previous stores necessary.
10411 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10412 HEAP variables global, do not add a constraint from nonlocal.
10413 (find_func_aliases): Handle escapes through return statements.
10414 (compute_points_to_sets): Make escaped HEAP variables global.
10416 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10419 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10420 after reducing a DImode cstore to SImode.
10422 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10424 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10425 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10427 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10429 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10430 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10432 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10433 and umod_optab if TARGET_BSD_DIVMOD.
10434 * config/vax/lib1funcs.asm: New file.
10435 * config/vax/t-linux: New file.
10436 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10438 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10441 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10442 to type arguments that have void type.
10445 * dwarf2out.c (gen_formal_parameter_die): Call
10446 equate_decl_number_to_die if node is different from origin.
10448 2009-06-30 Anthony Green <green@moxielogic.com>
10450 Clean up moxie port for --enable-build-with-cxx.
10451 * config/moxie/moxie.c (moxie_function_value): First two
10452 parameters are const_tree, not tree.
10453 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10454 (REG_CLASS_NAMES): Ditto.
10455 (REGNO_REG_CLASS): Ditto.
10456 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10457 (moxie_function_value): Fix constyness of arguments.
10459 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10461 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10462 finalize_size_functions before further processing.
10463 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10464 (variable_size): Call self_referential_size on size expressions
10465 that contain a PLACEHOLDER_EXPR.
10466 (size_functions): New static variable.
10467 (copy_self_referential_tree_r): New static function.
10468 (self_referential_size): Likewise.
10469 (finalize_size_functions): New global function.
10470 * tree.c: Include tree-inline.h.
10471 (push_without_duplicates): New static function.
10472 (find_placeholder_in_expr): New global function.
10473 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10475 <tcc_expression>: Likewise.
10476 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10477 the call in the expression.
10478 * tree.h (finalize_size_functions): Declare.
10479 (find_placeholder_in_expr): Likewise.
10480 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10481 (substitute_placeholder_in_expr): Update comment.
10482 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10484 (copy_tree_body_r): Likewise.
10485 (copy_tree_body): New static function.
10486 (maybe_inline_call_in_expr): New global function.
10487 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10488 (maybe_inline_call_in_expr): Declare.
10489 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10490 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10493 2009-06-30 Richard Guenther <rguenther@suse.de>
10495 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10497 (propagate_necessity): Do not mark reaching defs of stores
10500 2009-06-30 Jan Hubicka <jh@suse.cz>
10502 * cfgloopanal.c (check_irred): Move into ...
10503 (mark_irreducible_loops): ... here; return true if ireducible
10505 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10506 (analyze_function): Try to prove loop finiteness.
10507 * cfgloop.h (mark_irreducible_loops): Update prototype.
10508 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10510 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10512 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10514 2009-06-30 Ira Rosen <irar@il.ibm.com>
10516 PR tree-optimization/40542
10517 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10520 2009-06-30 Martin Jambor <mjambor@suse.cz>
10522 PR tree-optimization/40582
10523 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10524 than useless_type_conversion_p.
10525 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10528 2009-06-30 Martin Jambor <mjambor@suse.cz>
10530 PR middle-end/40554
10531 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10533 2009-06-30 Richard Guenther <rguenther@suse.de>
10535 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10536 use ao_ref references.
10537 (walk_aliased_vdefs): Likewise.
10538 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10539 * tree-ssa-dce.c (struct ref_data): Remove.
10540 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10541 (mark_aliased_reaching_defs_necessary): Adjust.
10542 (mark_all_reaching_defs_necessary_1): Likewise.
10544 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10547 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10548 (emit_store_flag_1): Extract from emit_store_flag, adjust
10549 calls to (what now is) emit_cstore.
10550 (emit_store_flag): Call emit_store_flag_1 and also use it
10551 for what used to be recursive calls.
10553 2009-06-30 Wei Guozhi <carrot@google.com>
10556 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10557 if the target bb post dominates from bb.
10558 * config/i386/i386.c (memory_address_length): Check existence of base
10559 register before using it.
10561 2009-06-30 Nick Clifton <nickc@redhat.com>
10562 DJ Delorie <dj@redhat.com>
10564 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10565 __FMOVD_ENABLED__ is defined.
10567 (TARGET_FMOVD): Provide a default definition.
10568 (MASK_FMOVD): Likewise.
10569 (TARGET_CPU_CPP_BUILTINS): Define
10570 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10571 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10572 two fmov instructions depending upon whether TARGET_FMOVD is
10574 (split for DF load from memory into register): Also handle
10575 MEMs which consist of REG+DISP addressing.
10576 (split for DF store from register to memory): Likewise.
10577 * config/sh/sh.opt (mfmovd): Remove this switch.
10578 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10579 * config/sh/sh.c (sh_override_options): Do not automatically
10580 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10581 that to the -mfmovd command line switch.
10583 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10585 (fldi_ok): Always allow.
10586 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10588 2009-06-29 DJ Delorie <dj@redhat.com>
10590 * doc/install.texi (mep-x-elf): Correct chip's full name.
10592 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10594 * doc/extend.texi: Fix typo.
10596 2009-06-29 Tom Tromey <tromey@redhat.com>
10598 * dwarf2.h: Remove.
10599 * Makefile.in (DWARF2_H): New variable.
10600 (except.o): Use it.
10601 (dwarf2out.o): Likewise.
10602 (dwarf2asm.o): Likewise.
10603 * config/i386/t-i386: Use DWARF2_H.
10604 * except.c: Include elf/dwarf2.h.
10605 * unwind-dw2.c: Include elf/dwarf2.h.
10606 * dwarf2out.c: Include elf/dwarf2.h.
10607 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10608 <dtprel>: New field.
10609 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10610 (size_of_loc_descr): Likewise.
10611 (output_loc_operands_raw): Likewise.
10612 (output_loc_operands): Handle new dtprel field.
10613 (loc_checksum): Update.
10614 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10615 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10616 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10617 * dwarf2asm.c: Include elf/dwarf2.h.
10618 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10619 * config/mmix/mmix.c: Include elf/dwarf2.h.
10620 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10621 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10622 * config/sh/sh.c: Include elf/dwarf2.h.
10623 * config/i386/i386.c: Include elf/dwarf2.h.
10625 2009-06-29 DJ Delorie <dj@redhat.com>
10627 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10629 * doc/extend.texi: Add MeP attributes and pragmas.
10630 * doc/invoke.text: Add MeP Options.
10631 * doc/contrib.texi: Add MeP contribution.
10632 * doc/md.texi: Add MeP constraints.
10633 * doc/install.texi: Add MeP target.
10635 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10637 * target.h (struct gcc_target): Add frame_pointer_required field.
10638 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10639 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10640 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10642 * reload1.c (update_eliminables): (Ditto.).
10643 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10644 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10645 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10647 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10649 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10650 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10651 (arm_frame_pointer_required): New function.
10653 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10654 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10655 (avr_frame_pointer_required_p): Declare as static.
10656 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10658 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10659 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10660 (bfin_frame_pointer_required): Make as static, change return type
10662 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10664 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10665 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10666 (cris_frame_pointer_required): New function.
10668 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10670 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10671 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10672 (fr30_frame_pointer_required): New function.
10674 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10675 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10676 (frv_frame_pointer_required): Make as static, change return type
10678 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10680 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10681 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10682 (ix86_frame_pointer_required): Make as static, change return type to
10684 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10686 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10687 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10689 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10691 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10693 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10695 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10696 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10697 (mips_frame_pointer_required): Make as static.
10698 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10700 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10701 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10702 (mmix_frame_pointer_required): Mew function.
10704 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10705 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10707 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10709 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10711 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10713 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10714 (CAN_ELIMINATE): Redefine.
10715 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10716 (sparc_frame_pointer_required): New function.
10717 (sparc_can_eliminate): New function.
10718 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10720 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10721 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10723 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10724 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10725 (xtensa_frame_pointer_required): Make as static, change return type
10727 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10730 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10732 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10733 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10734 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10735 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10736 (register_callback): Handle PLUGIN_START_UNIT.
10737 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10739 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10741 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10743 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10744 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10746 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10748 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10751 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10753 * doc/extend.texi (Additional Floating Types): __float128 is also
10754 supported on i386 targets.
10756 2009-06-29 Richard Guenther <rguenther@suse.de>
10758 PR middle-end/14187
10759 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10761 (pt_solutions_same_restrict_base): Declare.
10762 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10764 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10765 (make_constraint_from, make_copy_constraint): Move earlier.
10766 (make_constraint_from_heapvar): New function.
10767 (make_constraint_from_restrict): Likewise.
10768 (handle_lhs_call): Use it.
10769 (find_func_aliases): Use it to track conversions to restrict
10770 qualified pointers.
10771 (struct fieldoff): Add only_restrict_pointers flag.
10772 (push_fields_onto_fieldstack): Initialize it.
10773 (create_variable_info_for): Track global restrict qualified pointers.
10774 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10775 Track restrict qualified pointer arguments.
10776 (set_uids_in_ptset): Use varinfo is_global_var flag.
10777 (find_what_var_points_to): Set the vars_contains_restrict flag.
10778 Always create the points-to solution for sets including restrict tags.
10779 (pt_solutions_same_restrict_base): New function.
10780 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10781 qualified pointers use pt_solutions_same_restrict_base as
10782 additional source for disambiguation.
10784 2009-06-29 Richard Guenther <rguenther@suse.de>
10786 PR middle-end/38212
10787 * alias.c (find_base_decl): Remove.
10788 (get_deref_alias_set_1): Remove restrict handling.
10789 * c-common.c (c_apply_type_quals_to_decl): Do not set
10790 DECL_POINTER_ALIAS_SET.
10791 * gimplify.c (find_single_pointer_decl_1): Remove.
10792 (find_single_pointer_decl): Likewise.
10793 (internal_get_tmp_var): Remove restrict handling.
10794 (gimple_regimplify_operands): Likewise.
10795 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10796 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10797 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10798 * tree.c (restrict_base_for_decl): Remove.
10799 (init_ttree): Do not allocate it.
10800 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10801 LABEL_DECL_UID for label decls.
10802 (copy_node_stat): Do not copy restrict information.
10803 (decl_restrict_base_lookup): Remove.
10804 (decl_restrict_base_insert): Likewise.
10805 (print_restrict_base_statistics): Likewise.
10806 (dump_tree_statistics): Do not call print_restrict_base_statistics.
10807 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
10808 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
10809 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
10810 (LABEL_DECL_UID): Adjust.
10811 (DECL_BASED_ON_RESTRICT_P): Remove.
10812 (DECL_GET_RESTRICT_BASE): Likewise.
10813 (SET_DECL_RESTRICT_BASE): Likewise.
10814 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
10816 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
10817 instead of DECL_POINTER_ALIAS_SET.
10818 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10819 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
10820 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
10822 2009-06-29 Richard Guenther <rguenther@suse.de>
10824 PR tree-optimization/40579
10825 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
10826 the IL to simplify has constants that overflowed.
10828 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
10830 PR tree-optimization/40550
10831 * tree-vect-generic.c (expand_vector_operations_1): Compute in
10832 vector_compute_type only when the size of vector_compute_type is
10833 less than the size of type.
10835 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
10837 * fold-const.c (contains_label_1): Fix comments.
10838 (contains_label_p): Do not walk trees multiple time.
10840 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10842 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
10843 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
10844 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
10845 ix86_fp_comparison_operator.
10846 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
10847 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
10848 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
10849 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
10850 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
10851 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
10852 (related splits): Change predicate to ix86_fp_comparison_operator.
10853 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
10854 instead of ix86_fp_comparison_codes.
10855 (ix86_trivial_fp_comparison_operator,
10856 ix86_fp_comparison_operator): New.
10857 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
10858 (ix86_expand_compare): Eliminate last two parameters.
10859 (ix86_fp_jump_nontrivial_p): Kill.
10860 * config/i386/i386.c (put_condition_code): Eliminate call to
10861 ix86_fp_comparison_codes and subsequent assertion.
10862 (ix86_fp_comparison_codes): Eliminate.
10863 (ix86_fp_swap_condition): New.
10864 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
10865 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
10866 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
10867 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
10868 and ix86_fp_swap_condition.
10869 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
10870 Use ix86_fp_comparison_strategy.
10871 (ix86_expand_compare): Likewise. Eliminate last two arguments.
10872 (ix86_fp_jump_nontrivial_p): Eliminate.
10873 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
10874 call to ix86_expand_compare.
10875 (ix86_split_fp_branch, ix86_expand_setcc,
10876 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
10877 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
10879 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10881 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
10882 related to jump_clobbers.
10883 * config/arm/arm.md (conds): Remove jump_clob case.
10884 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
10885 splits): Change comparison_operator to arm_comparison_operator.
10886 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
10889 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10891 * dojump.c (do_compare_rtx_and_jump): Try swapping the
10892 condition for floating point modes.
10893 * expmed.c (emit_store_flag_1): Move here a bigger part
10894 of emit_store_flag.
10895 (emit_store_flag): Try swapping the condition for floating point
10897 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
10899 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10901 * expr.c (expand_expr_real_1): Just use do_store_flag.
10902 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
10903 emit_store_flag_force.
10904 * expmed.c (emit_store_flag_force): Copy here trick
10905 previously in expand_expr_real_1. Try reversing the comparison.
10906 (emit_store_flag_1): Work if target is NULL.
10907 (emit_store_flag): Work if target is NULL, using the result mode
10908 from the comparison. Use split_comparison, restructure final part
10909 to simplify conditionals.
10911 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
10913 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
10914 * dojump.c (do_jump): Change handling of floating-point
10915 ops to use just do_compare_and_jump.
10916 (split_comparison): New.
10917 (do_compare_rtx_and_jump): Add here logic coming previously
10918 in do_jump, using split_comparison.
10920 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
10923 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
10925 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10927 * tree-ssa-alias.c: Fix unintentional commit.
10929 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10931 * passes.c (execute_one_pass): Fix unintentional commit.
10933 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10935 * df-problems.c (df_set_seen, df_unset_seen): Delete.
10936 (df_rd_local_compute, df_md_local_compute): Inline them.
10938 (df_md_scratch): New.
10939 (df_md_alloc, df_md_free): Allocate/free it.
10940 (df_md_local_compute): Only include live registers in init.
10941 (df_md_transfer_function): Prune the in-set computed by
10942 the confluence function, and the gen-set too.
10944 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10946 PR rtl-optimization/26854
10947 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
10948 * df-problems.c (df_rd_add_problem): Fix comment.
10949 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
10950 df_md_simulate_artificial_defs_at_top,
10951 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
10952 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
10953 df_md_transfer_function, df_md_init, df_md_confluence_0,
10954 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
10955 problem_MD, df_md_add_problem): New.
10956 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
10957 df_md_get_bb_info): New.
10958 (DF_LAST_PROBLEM_PLUS1): Adjust.
10960 * Makefile.in (fwprop.o): Include domwalk.h.
10961 * fwprop.c: Include domwalk.h.
10962 (reg_defs, reg_defs_stack): New.
10963 (bitmap_only_bit_between): Remove.
10964 (process_defs): New.
10965 (process_uses): Use reg_defs and local_md instead of
10966 bitmap_only_bit_between and local_rd.
10967 (single_def_use_enter_block): New, from build_single_def_use_links.
10968 (single_def_use_leave_block): New.
10969 (build_single_def_use_links): Remove code moved to
10970 single_def_use_enter_block, invoke domwalk.
10971 (use_killed_between): Adjust comment.
10973 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10975 * bitmap.h (bitmap_ior_and_into): New.
10976 * bitmap.c (bitmap_ior_and_into): New.
10978 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10980 * domwalk.h (struct dom_walk_data): Remove all callbacks except
10981 before_dom_children_before_stmts and after_dom_children_after_stmts.
10982 Rename the two remaining callbacks to just before_dom_children and
10983 after_dom_children. Remove other GIMPLE statement walking bits.
10984 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
10985 * graphite.c: Do not include domwalk.h.
10986 * tree-into-ssa.c (interesting_blocks): New global.
10987 (struct mark_def_sites_global_data): Remove it and names_to_rename.
10988 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
10989 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
10990 now that they're not domwalk callbacks.
10991 (rewrite_initialize_block): Rename to...
10992 (rewrite_enter_block): ... this, place after called functions. Test
10993 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
10994 (rewrite_finalize_block): Rename to...
10995 (rewrite_leave_block): ... this, place after called functions.
10996 (rewrite_update_init_block): Rename to...
10997 (rewrite_update_enter_block): ... this, place after called functions.
10998 Test interesting_blocks, call rewrite_update_stmt and
10999 rewrite_update_phi_arguments.
11000 (rewrite_update_fini_block): Rename to...
11001 (rewrite_leave_block): ... this, place after called functions.
11002 (rewrite_blocks): Remove last argument, simplify initialization of
11004 (mark_def_sites_initialize_block): Rename to...
11005 (mark_def_sites_block): ... this, call mark_def_sites.
11006 (mark_def_sites_blocks): Remove argument, simplify initialization of
11008 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11009 (update_ssa): Likewise.
11010 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11012 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11013 (dom_opt_initialize_block): Rename to...
11014 (dom_opt_enter_block): ... this, place after called functions. Walk
11015 statements here, inline propagate_to_outgoing_edges.
11016 (dom_opt_finalize_block): Rename to...
11017 (dom_opt_leave_block): ... this, place after called functions.
11018 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11020 (dse_enter_block, dse_record_phi): New.
11021 (dse_record_phis): Delete.
11022 (dse_finalize_block): Rename to...
11023 (dse_leave_block): ... this.
11024 (tree_ssa_dse): Simplify initialization of walk_data.
11025 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11026 Adjust initialization of walk_data.
11027 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11028 * tree-ssa-loop-phiopt.c (get_non_trapping):
11029 Adjust initialization of walk_data.
11030 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11031 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11032 it's not a domwalk callback.
11033 (uncprop_initialize_block): Rename to...
11034 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11035 (dse_finalize_block): Rename to...
11036 (dse_leave_block): ... this.
11037 (tree_ssa_uncprop): Simplify initialization of walk_data.
11038 * Makefile.in: Adjust dependencies.
11040 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11042 * arm.md (casesi): Fix test for Thumb1.
11043 (thumb1_casesi_internal_pic): Likewise.
11044 (thumb1_casesi_dispatch): Likewise.
11046 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11048 * config/arm/arm-cores.def: Added core cortex-m0.
11049 * config/arm/arm-tune.md: Regenerated.
11050 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11052 2009-06-26 DJ Delorie <dj@redhat.com>
11054 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11056 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11057 the scheduler doesn't tag jump insns.
11059 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11061 * c-decl.c (merge_decls): Re-indent.
11063 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11066 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11067 Special-case decimal float constants.
11069 2009-06-26 Richard Henderson <rth@redhat.com>
11071 * function.h (struct function): Add cannot_be_copied_reason,
11072 and cannot_be_copied_set.
11073 * tree-inline.c (has_label_address_in_static_1): Rename from
11074 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11075 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11076 don't set inline_forbidden_reason.
11077 (copy_forbidden): New function, split out of inline_forbidden_p.
11078 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11079 (inline_forbidden_p): Use copy_forbidden.
11080 (tree_versionable_function_p): Likewise.
11081 (inlinable_function_p): Merge into tree_inlinable_function_p.
11082 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11083 * ipa-cp.c (ipcp_versionable_function_p): New function.
11084 (ipcp_cloning_candidate_p): Use it.
11085 (ipcp_node_modifiable_p): Likewise.
11087 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11089 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11090 that is marked not to be inlined. Remove flag_mudflap use.
11091 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11092 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11094 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11097 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11098 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11100 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11102 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11104 (__mingwthr_remove_key_dtor): Likewise.
11106 2009-06-26 Richard Guenther <rguenther@suse.de>
11108 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11110 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11112 PR middle-end/40525
11113 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11114 try the non-cond_exec path also.
11116 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11119 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11120 (output_cbranch): Use new functions.
11121 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11124 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11125 Pat Haugen <pthaugen@us.ibm.com>
11126 Revital Eres <ERES@il.ibm.com>
11128 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11129 for %c error. Add %x support to print VSX registers as a unified
11130 register set, instead of separate float and altivec registers.
11131 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11132 %y case, and add support for VSX pre-modify addresses.
11133 (output_toc): Add assert for CONST containing an integer constant
11135 (rs6000_adjust_cost): Add POWER7 support.
11136 (insn_must_be_first_in_group): Ditto.
11137 (insn_must_be_last_in_group): Ditto.
11138 (rs6000_emit_popcount): Ditto.
11139 (rs6000_vector_mode_supported_p): Ditto.
11141 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11142 Change some of the functions called by macros to being called
11143 through a pointer, so debug functions can be inserted if
11144 -mdebug=addr or -mdebug=cost.
11145 (rs6000_preferred_reload_class_ptr): Ditto.
11146 (rs6000_secondary_reload_class_ptr): Ditto.
11147 (rs6000_secondary_memory_needed_ptr): Ditto.
11148 (rs6000_cannot_change_mode_class_ptr): Ditto.
11149 (rs6000_secondary_reload_inner): Ditto.
11150 (rs6000_legitimize_reload_address): Ditto.
11151 (rs6000_legitimize_reload_address_ptr): Ditto.
11152 (rs6000_mode_dependent_address): Ditto.
11153 (rs6000_mode_dependent_address_ptr): Ditto.
11155 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11156 function to return true if the mode allows reg + integer
11158 (virtual_stack_registers_memory_p): New function to return true if
11159 the address refers to a virtual stack register.
11160 (rs6000_legitimate_offset_address_p): Move code to say whether a
11161 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11163 (rs6000_legitimate_address_p): Add checks for modes that only can
11164 do reg+reg addressing. Start adding VSX support.
11165 (rs6000_legitimize_reload_address): Ditto.
11166 (rs6000_legitimize_address): Ditto.
11167 (rs6000_debug_legitimate_address_p): New debug functions for
11168 -mdebug=addr and -mdebug=cost.
11169 (rs6000_debug_rtx_costs): Ditto.
11170 (rs6000_debug_address_costs): Ditto.
11171 (rs6000_debug_adjust_cost): Ditto.
11172 (rs6000_debug_legitimize_address): Ditto.
11173 (rs6000_legitimize_reload_address_ptr): Point to call normal
11174 function or debug function. Make functions called via pointer
11176 (rs6000_mode_dependent_address_ptr): Ditto.
11177 (rs6000_secondary_reload_class_ptr): Ditto.
11178 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11179 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11180 into a friendlier error.
11181 (rs6000_init_builtins): Add initial VSX support.
11182 (rs6000_adjust_cost): Fix some spacing issues.
11184 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11185 (REG_CLASS_NAMES): Ditto.
11186 (REG_CLASS_CONTENTS): Ditto.
11187 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11188 pointer, to add -mdebug=addr support.
11189 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11190 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11191 -mdebug=addr support.
11192 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11193 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11194 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11196 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11198 (bswapsi*): Set attribute types for load/store. Add combiner
11199 patterns to eliminate zero extend on 64-bit.
11200 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11201 stdbrx if the hardware supports those instructions.
11203 2009-06-25 Ian Lance Taylor <iant@google.com>
11205 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11206 (Link Options): Document -static-libstdc++.
11208 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11211 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11212 DATA_ALIGNMENT instead.
11214 2009-06-25 Richard Guenther <rguenther@suse.de>
11216 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11217 indirect references against the callused/escaped solutions.
11218 (call_may_clobber_ref_p_1): Likewise.
11220 2009-06-25 Martin Jambor <mjambor@suse.cz>
11222 PR tree-optimization/40493
11223 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11224 (enum unscalarized_data_handling): New type.
11225 (handle_unscalarized_data_in_subtree): Return what has been done.
11226 (load_assign_lhs_subreplacements): Handle left flushes differently.
11227 (sra_modify_assign): Use unscalarized_data_handling, simplified
11228 condition determining whether to remove the statement.
11230 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11232 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11233 excerpt - @ should be doubled for texinfo.
11235 2009-06-24 Ian Lance Taylor <iant@google.com>
11237 * config/arc/arc.c: Include "df.h".
11238 (arc_attribute_table): Make static. Move higher in file.
11239 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11240 (output_shift): Initialize n later to avoid warning.
11241 * config/arm/arm.c (arm_attribute_table): Make static. Move
11243 * config/avr/avr.c (avr_attribute_table): Make static. Move
11245 (reg_class_tab): Change array type from int to enum reg_class.
11246 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11248 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11249 (lshrhi3_out): Likewise.
11250 (class_likely_spilled_p): Change return type to bool.
11251 (avr_rtx_costs): Use local code variable with enum type.
11252 * config/avr/avr.md (movmemhi): Use add_reg_note.
11253 (andhi3, andsi3): Don't use AS2 with "and".
11254 (iorhi3, iorsi3): Don't use AS2 with "or".
11255 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11256 * config/crx/crx.c: Include "df.h".
11257 (crx_attribute_table): Make static.
11258 * config/m32r/m32r.c: Include "df.h".
11259 (m32r_attribute_table): Make static. Move higher in file.
11260 (pop): Use add_reg_note.
11261 (block_move_call): Change 0 to LCT_NORMAL in function call.
11262 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11263 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11264 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11265 declare, not just when TREE_CODE is defined.
11266 * config/m68hc11/m68hc11.c: Include "expr.h".
11267 (m68hc11_attribute_table): Make static. Move higher in file.
11268 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11270 (m68hc11_register_indirect_p): Likewise.
11271 (m68hc11_function_arg_padding): Change return type to enum
11273 (emit_move_after_reload): Use add_reg_note.
11274 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11275 (m68hc11_split_logical): Likewise.
11276 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11278 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11279 to VOIDmode in function call.
11280 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11282 (m68hc11_split_logical): Update declaration.
11283 (m68hc11_function_arg_padding): Update declaration.
11284 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11285 to array of enum reg_class.
11286 (mcore_attribute_table): Make static. Move higher in file.
11287 (mcore_rtx_costs): Add cast to enum type.
11288 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11289 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11290 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11292 * config/sh/predicates.md (trapping_target_operand): Rename and to
11294 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11296 * config/spu/spu.c (spu_attribute_table): Make static. Move
11298 * config/v850/v850.c (v850_attribute_table): Make static. Move
11300 (v850_rtx_costs): Use local code with enum type.
11301 (expand_epilogue): Add cast.
11302 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11304 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11307 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11308 -m2a-single-only and -m2a-nofpu.
11309 * config/sh/sh.opt: Document m2a generates FPU code.
11311 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11313 * defaults.h (CAN_ELIMINATE): Provide default.
11314 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11315 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11316 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11317 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11318 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11319 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11320 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11321 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11322 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11323 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11325 2009-06-24 DJ Delorie <dj@redhat.com>
11327 * mep-ext-cop.cpu: Fix copyright notice.
11328 * mep-default: Fix copyright notice.
11329 * mep-core: Fix copyright notice.
11330 * mep: Fix copyright notice.
11331 * mep-ivc2: Fix copyright notice.
11332 * mep-c5: Fix copyright notice.
11334 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11336 * doc/contrib.texi (Contributors):
11338 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11340 PR middle-end/40501
11341 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11342 src and dst operands if necessary.
11344 2009-06-23 DJ Delorie <dj@redhat.com>
11347 * config.gcc: Add mep support.
11348 * recog.c: Resurrect validate_replace_rtx_subexp().
11349 * recog.h: Likewise.
11350 * config/mep/: Add new port:
11351 * config/mep/constraints.md: New file.
11352 * config/mep/default.h: New file.
11353 * config/mep/intrinsics.h: New file.
11354 * config/mep/intrinsics.md: New file.
11355 * config/mep/ivc2-template.h: New file.
11356 * config/mep/mep-c5.cpu: New file.
11357 * config/mep/mep-core.cpu: New file.
11358 * config/mep/mep-default.cpu: New file.
11359 * config/mep/mep-ext-cop.cpu: New file.
11360 * config/mep/mep-intrin.h: New file.
11361 * config/mep/mep-ivc2.cpu: New file.
11362 * config/mep/mep-lib1.asm: New file.
11363 * config/mep/mep-lib2.c: New file.
11364 * config/mep/mep-pragma.c: New file.
11365 * config/mep/mep-protos.h: New file.
11366 * config/mep/mep-tramp.c: New file.
11367 * config/mep/mep.c: New file.
11368 * config/mep/mep.cpu: New file.
11369 * config/mep/mep.h: New file.
11370 * config/mep/mep.md: New file.
11371 * config/mep/mep.opt: New file.
11372 * config/mep/predicates.md: New file.
11373 * config/mep/t-mep: New file.
11375 2009-06-23 Ian Lance Taylor <iant@google.com>
11377 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11378 from loose_warn into c_loose_warn and from strict_warn into
11379 c_strict_warn. Set and substitute warn_cxxflags. Check for
11380 --enable-build-with-cxx. Set and substitute
11381 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11382 * Makefile.in (CXXFLAGS): New variable.
11383 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11384 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11385 the default is the same as $(STRICT_WARN).
11386 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11387 (CXX): New variable.
11388 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11389 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11390 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11391 (HOST_LIBS): New variable.
11392 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11393 (ALL_CXXFLAGS): New variable.
11394 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11395 * doc/install.texi (Configuration): Document
11396 --enable-build-with-cxx, --with-stage1-ldflags,
11397 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11398 * configure: Rebuild.
11400 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11402 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11403 from previous commit.
11405 2009-06-23 Ian Lance Taylor <iant@google.com>
11407 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11409 2009-06-23 Ian Lance Taylor <iant@google.com>
11411 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11412 with ATTRIBUTE_UNUSED.
11414 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11415 Pat Haugen <pthaugen@us.ibm.com>
11416 Revital Eres <eres@il.ibm.com>
11418 * config.in (HAVE_AS_POPCNTD): Add default definition.
11419 (HAVE_AS_LWSYNC): Ditto.
11421 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11423 (gcc_cv_as_powerpc_cmpb): Ditto.
11424 (gcc_cv_as_powerpc_dfp): Ditto.
11425 (gcc_cv_as_powerpc_vsx): Ditto.
11426 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11427 supporting the popcntd/lwsync instructions.
11428 (gcc_cv_as_powerpc_lwsync): Ditto.
11429 * configure: Regenerate.
11431 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11432 -mcpu=native and -mcpu=power7.
11433 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11435 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11436 a variable instead of a mask to reduce the number of mask bits.
11437 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11438 (-mbit-word): Ditto.
11439 (-mregnames): Ditto.
11440 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11441 (-mfused-madd): Ditto.
11443 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11445 (-mvsx): New switch for VSX instructions.
11446 (-misel): Move from a variable to a mask to allow it to be set by
11449 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11450 function declaration to an array declaration.
11451 (rs6000_hard_regno_nregs): New external array declaration.
11453 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11454 files included by rs6000.md.
11456 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11457 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11459 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11461 (rs6000_debug_reg): New -mdebug= variables.
11462 (rs6000_debug_addr): Ditto.
11463 (rs6000_debug_cost): Ditto.
11464 (rs6000_pmode): New variable to hold Pmode.
11465 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11466 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11467 calculated at compiler start.
11468 (rs6000_hard_regno_nregs): Change function to an array which holds
11469 HARD_REGNO_NREGS calculated at compiler start.
11470 (rs6000_explicit_options): Delete isel field.
11471 (rs6000_vector_unit): New array to hold which vector unit
11472 supports arithmetic options for a given type.
11473 (rs6000_vector_mem): New array to hold which vector unit supports
11474 memory reference operations for a given type.
11475 (rs6000_vector_align): New array to given the alignment of each
11477 (power7_cost): New basic costs for power7.
11478 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11479 (rs6000_hard_regno_nregs_internal): New function, moved from
11480 HARD_REGNO_NREGS, to calculate the number of registers each hard
11481 register takes for each type.
11482 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11483 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11484 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11485 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11486 unit information here so it is calculated once at compiler startup
11488 (rs6000_override_options): Make -misel a target mask. Add more
11489 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11490 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11492 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11493 (rs6000_handle_option): Move -misel from variable to target mask.
11494 (rs6000_builtin_mask_for_load): Add VSX support.
11495 (rs6000_conditional_register_usage): Ditto.
11496 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11497 (function_arg_boundary): Ditto.
11498 (rs6000_expand_builtin): Ditto.
11499 (def_builtin): Make abort message a little friendlier.
11500 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11502 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11503 assembler support the popcntd instruction instead of a vsx
11504 instruction to enable power7 support.
11505 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11506 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11507 option to the assembler if -mcpu=native.
11508 (ASM_CPU_NATIVE_SPEC): Ditto.
11509 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11511 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11512 the lwsync instruction.
11513 (enum processor_type): Add PROCESSOR_POWER7.
11514 (rs6000_debug_reg): New -mdebug= options.
11515 (rs6000_debug_addr): Ditto.
11516 (rs6000_debug_cost): Ditto.
11517 (rs6000_isel): Delete.
11518 (enum rs6000_vector): New enum to say what vector unit we have.
11519 (VECTOR_UNIT_*): New macros to say which vector unit has
11520 arithmetic operations for a given type.
11521 (VECTOR_MEM_*): New macros to say which vector unit has memory
11522 operations for a given type.
11523 (TARGET_LDBRX): Whether the machine supports the ldbrx
11525 (TARGET_ISEL): Delete, -misel moved to be a mask.
11526 (TARGET_ISEL64): New macro for 64-bit isel support.
11527 (UNITS_PER_VSX_WORD): New macro.
11528 (POINTER_SIZE): Move to be an external variable, rather than
11529 calculating whether we are generating 32 ot 64-bit code.
11531 (STACK_BOUNDARY): Add VSX support.
11532 (LOCAL_ALIGNMENT): Ditto.
11533 (SLOW_UNALIGNED_ACCESS): Ditto.
11534 (VSX_REGNO_P): New macro for VSX support.
11535 (VFLOAT_REGNO_P): Ditto.
11536 (VINT_REGNO_P): Ditto.
11537 (VLOGICAL_REGNO_P): Ditto.
11538 (VSX_VECTOR_MODE): Ditto.
11539 (VSX_SCALAR_MODE): Ditto.
11541 (VSX_MOVE_MODE): Ditto.
11542 (VSX_REG_CLASS_P): Ditto.
11543 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11545 (UNITS_PER_SIMD_WORD): Add VSX support.
11546 (MODES_TIEABLE_P): Ditto.
11547 (STARTING_FRAME_OFFSET): Ditto.
11548 (STACK_DYNAMIC_OFFSET): Ditto.
11549 (EPILOGUE_USES): Ditto.
11550 (REGNO_REG_CLASS): Move to array lookup.
11551 (CLASS_MAX_NREGS): Ditto.
11552 (rs6000_vector_reg_class): Add declaration.
11553 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11554 overlap with the floating point and Altivec registers.
11556 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11558 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11559 give the appropriate asm switches if -mcpu=native.
11560 (host_detect_local_cpu): Add support for "asm".
11561 (host_detect_local_cpu): Follow GNU code guidelines for name.
11563 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11564 -mbit-word to a variable instead of being a target mask.
11566 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11567 emit the lwsync instruction instead of emitting the instruction as
11568 an integer constant.
11570 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11571 fixuns_trundfsi2, move expander into rs6000.md.
11573 * config/rs6000/rs6000.md (cpu): Add power7.
11574 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11575 (logical predicate patterns): Change the single instruction
11576 primitives that set CR0 to be fast_compare instead of compare.
11578 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11579 (popcntddi2): Ditto.
11580 (popcount<mode>): Ditto.
11581 (floating multiply/add insns): Name the floating point
11582 multiply/add insns.
11583 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11584 (isel_unsigned_<mode>): Ditto.
11585 (fixuns_trundfsi2): Move expander here from spe.md.
11586 (smindi3): Define if we have -misel on 64-bit systems.
11591 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11593 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11595 * config/avr/avr.c (avr_current_device): New variable.
11596 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11597 (avr_arch, mcu_type_s): Move to avr.h.
11598 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11599 default_data_section_start fields.
11600 (avr_arch): Moved from avr.c.
11601 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11602 library_name fields.
11603 (avr_current_device, avr_mcu_types, avr_arch_types,
11604 avr_device_to_arch, avr_device_to_data_start,
11605 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11606 (EXTRA_SPEC_FUNCTIONS): Define.
11607 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11608 options mapping. Use device_to_arch and device_to_data_start insted.
11609 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11610 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11611 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11612 * config/avr/driver-avr.c: New file.
11613 * config/avr/avr-devices.c: New file.
11615 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11617 * var-tracking.c (unshare_variable): Force initialized to
11618 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11619 (set_variable_part): Likewise.
11620 (struct variable_union_info): Remove pos_src field.
11621 (vui_vec, vui_allocated): New variables.
11622 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11623 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11624 == 1 use a simpler sorting algorithm. Compute pos field right
11625 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11626 Avoid quadratic comparison if !flag_var_tracking_uninit.
11627 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11628 unshare_variable unconditionally.
11629 (dataflow_set_different_2): Removed.
11630 (dataflow_set_different): Don't traverse second hash table.
11631 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11632 unconditionally to var_reg_set or var_mem_set.
11633 (emit_notes_in_bb): Likewise.
11634 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11636 (emit_note_insn_var_location): Don't set initialized to
11637 VAR_INIT_STATUS_INITIALIZED early.
11638 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11640 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11642 * tree-object-size.c (addr_object_size): Instead of checking
11643 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11644 are no FIELD_DECLs following it.
11646 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11648 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11649 order to match bswaps with signed source operands.
11651 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11653 * sdbout.c (sdbout_one_type): Fix braces in switch.
11655 2009-06-23 Richard Guenther <rguenther@suse.de>
11657 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11659 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11660 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11661 var_callused, callused_tree, var_storedanything, storedanything_tree,
11662 var_integer, integer_tree): Remove global variables.
11663 (new_var_info): Do not pass new id, append the new var to the
11664 global variable vector.
11665 (do_ds_constraint): Use is_global_var member of the variable-info.
11666 (new_scalar_tmp_constraint_exp): Adjust.
11667 (create_function_info_for): Likewise.
11668 (create_variable_info_for): Likewise.
11669 (find_what_var_points_to): Remove dead code.
11670 (init_base_vars): Simplify.
11671 (compute_points_to_sets): Adjust.
11673 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11675 * combine.c (try_combine): Dump information about the insns we're
11678 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11680 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11681 check when calling force_to_mode on TRUNCATE's operand.
11683 2009-06-22 Ian Lance Taylor <iant@google.com>
11685 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11687 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11689 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11691 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11693 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11694 override library linkage flags such as -static-libgcc or
11697 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11699 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11701 2009-06-22 Ian Lance Taylor <iant@google.com>
11703 * config/linux.opt: Put mglibc ahead of muclibc.
11705 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11706 for duplicate decls.
11708 2009-06-22 Matthias Klose <doko@ubuntu.com>
11710 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11712 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11715 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11716 instead of NULL if a parser error occurs.
11718 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11720 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11721 non-DWARF2_DEBUGGING_INFO version.
11723 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11725 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11726 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11728 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11729 (LIBGCC2_TF_CEXT): Define.
11732 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11735 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11737 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11739 * config/arm/arm.c (arm_override_options): Disable
11740 -mcaller-super-interworking and -mcallee-super-interworking.
11741 * doc/invoke.texi (ARM Options): Document this.
11743 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11745 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11746 * config/arm/constraints.md (j): New constraint for movw operands.
11747 (N): Remove thumb2 meaning.
11748 * config/arm/arm.md (*arm_movw): Delete.
11749 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11750 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11751 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11753 2009-06-22 Martin Jambor <mjambor@suse.cz>
11755 PR tree-optimization/40492
11756 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11757 build_ref_for_offset.
11759 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11761 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11762 JUMP_TABLE_DATA_P predicates where applicable.
11763 * auto-inc-dec.c: Ditto.
11764 * builtins.c: Ditto.
11765 * caller-save.c: Ditto.
11767 * cfgcleanup.c: Ditto.
11768 * cfglayout.c: Ditto.
11770 * combine.c: Ditto.
11771 * combine-stack-adj.c: Ditto.
11775 * df-scan.c: Ditto.
11777 * dwarf2asm.c: Ditto.
11778 * dwarf2out.c: Ditto.
11779 * emit-rtl.c: Ditto.
11785 * function.c: Ditto.
11788 * genpreds.c: Ditto.
11789 * genrecog.c: Ditto.
11791 * ira-costs.c: Ditto.
11792 * ira-lives.c: Ditto.
11794 * loop-iv.c: Ditto.
11795 * lower-subreg.c: Ditto.
11796 * modulo-sched.c: Ditto.
11798 * postreload.c: Ditto.
11799 * print-rtl.c: Ditto.
11801 * reginfo.c: Ditto.
11802 * regmove.c: Ditto.
11803 * reload1.c: Ditto.
11806 * rtlanal.c: Ditto.
11808 * sched-vis.c: Ditto.
11810 * sel-sched-ir.c: Ditto.
11811 * simplify-rtx.c: Ditto.
11812 * targhooks.c: Ditto.
11813 * var-tracking.c: Ditto.
11814 * vmsdbgout.c: Ditto.
11816 2009-06-22 Matthias Klose <doko@ubuntu.com>
11818 * Makefile.in (install-plugin): Always use DESTDIR.
11820 2009-06-22 Olivier Hainque <hainque@adacore.com>
11822 * config/pa/pa.c (output_call): Don't optimize post call jumps
11823 into return address adjustments if the call may throw.
11825 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
11827 * arm.c (thumb1_output_casesi): New function.
11828 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
11829 optimizing for size or PIC.
11830 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
11831 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
11832 (casesi): Handle Thumb-1 when optimizing for size or PIC.
11833 (thumb1_casesi_internal_pic): New expand rule.
11834 (thumb1_casesi_dispatch): New pattern.
11835 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
11837 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
11838 in the text seciton when PIC or optimizing for size.
11839 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11840 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
11841 preservation properties of code.
11842 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
11843 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
11844 (__gnu_thumb1_case_si): New function.
11845 * t-arm (LIB1ASMSRC): Define here.
11846 (LIB1ASMFUNCS): Add some common functions.
11847 * t-arm-elf (LIB1ASMSRC): Delete.
11848 (LIB1ASMFUNCS): Append to existing set.
11849 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11850 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11851 * t-symbian (LIB1ASMFUNCS): Likewise.
11852 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11853 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11855 2009-06-21 Richard Guenther <rguenther@suse.de>
11857 PR tree-optimization/38729
11858 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
11859 to loops with a single exit if -fno-expensive-optimizations.
11861 2009-06-21 Jakub Jelinek <jakub@redhat.com>
11863 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
11864 (dataflow_set): Change vars type from htab_t to shared_hash.
11865 (shared_hash_pool, empty_shared_hash): New variables.
11866 (vars_clear): Removed.
11867 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
11868 shared_hash_find_slot_unshare, shared_hash_find_slot,
11869 shared_hash_find_slot_noinsert, shared_hash_find): New
11871 (shared_hash_unshare, shared_hash_destroy): New functions.
11872 (unshare_variable): Unshare set->vars if shared, use
11874 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
11875 (get_init_value, find_src_set_src, dump_dataflow_set,
11876 clobber_variable_part, emit_notes_for_differences): Use
11878 (dataflow_set_init): Remove second argument, set vars to
11879 empty_shared_hash instead of creating a new htab.
11880 (dataflow_set_clear): Call shared_hash_destroy and set vars
11881 to empty_shared_hash instead of calling vars_clear.
11882 (dataflow_set_copy): Don't call vars_copy, instead just share
11883 the src htab with dst.
11884 (variable_union): Use shared_hash_*, use initially NO_INSERT
11885 lookup if set->vars is shared. Don't keep slot cleared before
11886 calling unshare_variable. Unshare set->vars if needed.
11887 Even ->refcount == 1 vars must be unshared if set->vars is shared
11888 and var needs to be modified.
11889 (variable_canonicalize): New function.
11890 (dataflow_set_union): If dst->vars is empty, just share src->vars
11891 with dst->vars and traverse with variable_canonicalize to canonicalize
11892 and unshare what is needed.
11893 (dataflow_set_different): If old_set and new_set use the same shared
11894 htab, they aren't different. If number of htab elements is different,
11895 htabs are different. Use shared_hash_*.
11896 (dataflow_set_destroy): Call shared_hash_destroy instead of
11898 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
11899 second argument to dataflow_set_init.
11900 (vt_initialize): Likewise. Initialize shared_hash_pool and
11901 empty_shared_hash, move bb in/out initialization afterwards.
11902 Use variable_htab_free instead of NULL as changed_variables del hook.
11903 (variable_was_changed): Change type of second argument to pointer to
11904 dataflow_set. When inserting var into changed_variables, bump
11905 refcount. Unshare set->vars if set is shared htab and slot needs to
11907 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
11908 lookup if set->vars is shared. Unshare set->vars if needed.
11909 Even ->refcount == 1 vars must be unshared if set->vars is shared
11910 and var needs to be modified. Adjust variable_was_changed caller.
11911 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
11912 vars must be unshared if set->vars is shared and var needs to be
11913 modified. Adjust variable_was_changed caller.
11914 (emit_note_insn_var_location): Don't pool_free var.
11915 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
11917 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
11918 free_alloc_pool on shared_hash_pool.
11920 2009-06-20 Anthony Green <green@moxielogic.com>
11922 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
11923 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
11925 2009-06-20 Richard Guenther <rguenther@suse.de>
11927 * tree-ssa-structalias.c (find_func_aliases): For memset use
11928 a constraint from NULL if we memset to zero.
11929 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
11930 we explicitly handle that do not read from memory.
11931 (call_may_clobber_ref_p_1): Properly handle builtins that may
11934 2009-06-20 Richard Guenther <rguenther@suse.de>
11936 PR tree-optimization/40495
11937 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
11938 (new_scalar_tmp_constraint_exp): New function.
11939 (process_constraint): Do not create temporary decls.
11940 (process_all_all_constraints): Likewise.
11941 (handle_const_call): Likewise.
11942 (create_function_info_for): Do not set decl.
11944 2009-06-19 Ian Lance Taylor <iant@google.com>
11946 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
11947 (rs6000_attribute_table): Make static; move before use.
11949 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
11951 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
11952 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
11953 Propagate the TREE_READONLY flag without overwriting it.
11954 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
11955 Propagate the TREE_READONLY flag onto the result.
11956 (process_call_operands): Move around. Use correct constant value.
11958 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11961 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
11962 * config/arm/arm.md: Likewise.
11964 2009-06-19 Ian Lance Taylor <iant@google.com>
11966 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
11967 to GIMPLE_ERROR_MARK.
11969 * c-typeck.c (build_conditional_expr): Add op1_original_type and
11970 op2_original_type parameters. Warn about using different enum types.
11971 * c-parser.c (c_parser_conditional_expression): Pass original
11972 types to build_conditional_expr.
11973 * c-tree.h (build_conditional_expr): Update declaration.
11975 2009-06-19 Ian Lance Taylor <iant@google.com>
11977 * config/i386/i386.c (ix86_function_specific_save): Test that
11978 fields match values, rather than testing the values are in a
11981 2009-06-19 Richard Guenther <rguenther@suse.de>
11983 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
11984 ADDR_EXPR pointers.
11985 (ptr_derefs_may_alias_p): Likewise.
11986 (ptr_deref_may_alias_ref_p_1): New function.
11987 (ptr_deref_may_alias_ref_p): Likewise.
11988 (ref_maybe_used_by_call_p_1): Handle builtins that are not
11989 covered by looking at the ESCAPED solution.
11990 (call_may_clobber_ref_p_1): Likewise.
11991 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
11992 Handle NULL_TREE offset. Do not produce redundant constraints.
11993 (process_all_all_constraints): New helper function.
11994 (do_structure_copy): Use it.
11995 (handle_lhs_call): Likewise.
11996 (find_func_aliases): Handle some builtins with pointer arguments
11997 and/or return values explicitly.
11999 2009-06-19 Ian Lance Taylor <iant@google.com>
12001 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12003 2009-06-19 Ian Lance Taylor <iant@google.com>
12005 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12007 2009-06-19 Ian Lance Taylor <iant@google.com>
12009 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12010 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12013 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12014 uninitialized const.
12016 2009-06-19 Ian Lance Taylor <iant@google.com>
12018 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12021 * c-decl.c (in_struct, struct_types): Remove.
12022 (struct c_binding): Add in_struct field.
12023 (c_binding_ptr): Define type, along with VEC.
12024 (struct c_struct_parse_info): Define.
12025 (struct_parse_info): New static variable.
12026 (bind): Initialize in_struct field.
12027 (start_struct): Remove enclosing_in_struct and
12028 enclosing_struct_types parameters. Add
12029 enclosing_struct_parse_info parameter. Change all callers. Set
12030 struct_parse_info rather than in_struct and struct_types.
12031 (grokfield): If -Wc++-compat and there is a symbol binding for the
12032 field name, set the in_struct flag and push it on the
12033 struct_parse_info->fields vector.
12034 (warn_cxx_compat_finish_struct): New static function.
12035 (finish_struct): Remove enclosing_in_struct and
12036 enclosing_struct_types parameters. Add
12037 enclosing_struct_parse_info parameter. Change all callers. Don't
12038 set C_TYPE_DEFINED_IN_STRUCT here. Call
12039 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12040 parameter. Only push on struct_types if warn_cxx_compat.
12041 (finish_enum): Only push on struct_types if warn_cxx_compat.
12042 (declspecs_add_type): Add loc parameter. Change all callers.
12043 Change all error calls to error_at. Pass loc, not input_location,
12044 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12045 defined in a struct. If -Wc++-compat and parsing a struct, record
12046 that a typedef name was used.
12047 * c-parser.c (c_parser_declspecs): Get location to pass to
12048 declspecs_add_type.
12049 (c_parser_struct_or_union_specifier): Update calls to start_struct
12051 * c-tree.h (struct c_struct_parse_info): Declare.
12052 (finish_struct, start_struct): Update declarations.
12053 (declspecs_add_type): Update declaration.
12055 2009-06-19 Ian Lance Taylor <iant@google.com>
12057 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12058 variable with an anonymous type.
12060 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12062 * see.c: Remove for real.
12064 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12066 * optabs.h (enum optab_index): Add new OTI_significand.
12067 (significand_optab): Define corresponding macro.
12068 * optabs.c (init_optabs): Initialize significand_optab.
12069 * genopinit.c (optabs): Implement significand_optab using
12070 significand?f2 patterns.
12071 * builtins.c (expand_builtin_mathfn): Handle
12072 BUILT_IN_SIGNIFICAND{,F,L}.
12073 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12074 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12076 * config/i386/i386.md (significandxf2, significand<mode>2): New
12077 expanders to implement significandf, significand and significandl
12078 built-ins as inline x87 intrinsics.
12080 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12082 * config/avr/avr.c (avr_override_options): Remove setting value of
12083 PARAM_INLINE_CALL_COST.
12085 2009-06-18 Richard Henderson <rth@redhat.com>
12088 * tree-pass.h (TDF_ASMNAME): New.
12089 * tree-dump.c (dump_options): Add asmname.
12090 * doc/invoke.texi: Document it.
12092 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12093 (dump_decl_name): ...here.
12094 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12095 (dump_generic_node): Update dump_function_name calls.
12096 (print_call_name): New flags arg; update all dump calls.
12097 * diagnostic.h (print_call_name): Update.
12098 * gimple-pretty-print.c (dump_gimple_call): Update.
12100 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12103 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12105 2009-06-18 Diego Novillo <dnovillo@google.com>
12107 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12108 * plugin.c (str_license): Declare.
12109 (try_init_one_plugin): Assert that the symbol
12110 'plugin_is_GPL_compatible' exists.
12112 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12115 * Makefile.in (OBJS-common): Remove see.o.
12117 * common.opt (fsee): Mark as preserved for backward compatibility.
12118 * opts.c (common_handle_option): Add OPT_fsee to the backward
12119 compatibility section.
12120 * passes.c (init_optimization_passes, pass_see): Remove pass.
12121 * timevar.def (TV_SEE): Remove.
12122 * tree-pass.h (pass_see): Remove declaration.
12123 * doc/invoke.texi (-fsee): Remove documentation.
12125 2009-06-18 Martin Jambor <mjambor@suse.cz>
12127 * tree-sra.c: Include statistics.h
12128 (sra_stats): New variable.
12129 (sra_initialize): Clear sra_stats.
12130 (create_access_replacement): Increment sra_stats.replacements.
12131 (get_access_replacement): Do not return twice.
12132 (analyze_all_variable_accesses): Increment statistics counter by the
12133 number of scalarized aggregates.
12134 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12135 (sra_modify_expr): Increment sra_stats.exprs.
12136 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12137 (sra_modify_assign): Increment sra_stats.exprs,
12138 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12139 (perform_intra_sra): Update statistics counters.
12140 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12142 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12144 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12145 (arm_scalar_mode_supported_p): New function.
12147 2009-06-18 Paul Brook <paul@codesourcery.com>
12148 Sandra Loosemore <sandra@codesourcery.com>
12150 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12151 (__extendhfsf2, __truncsfhf2): Define.
12152 * config/arm/fp16.c: New file.
12153 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12154 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12156 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12158 * doc/extend.texi (Half-Precision): New section.
12159 * doc/invoke.texi (Option Summary): List -mfp16-format.
12160 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12161 * config/arm/arm.opt (mfp16-format=): New.
12162 * config/arm/arm.c: Include intl.h.
12163 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12164 (TARGET_INVALID_RETURN_TYPE): Redefine.
12165 (TARGET_PROMOTED_TYPE): Redefine.
12166 (TARGET_CONVERT_TO_TYPE): Redefine.
12167 (arm_fp16_format): Define.
12168 (all_fpus): Add entry for neon-fp16.
12169 (fp_model_for_fpu): Likewise.
12170 (struct fp16_format): Declare.
12171 (all_fp16_formats): Define.
12172 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12174 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12176 (arm_legitimate_index_p): Treat HFmode like HImode.
12177 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12178 (coproc_secondary_reload_class): Special-case HFmode.
12179 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12180 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12181 (arm_init_fp16_builtins): New.
12182 (arm_init_builtins): Call it.
12183 (arm_invalid_parameter_type): New.
12184 (arm_invalid_return_type): New.
12185 (arm_promoted_type): New.
12186 (arm_convert_to_type).
12187 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12189 (arm_emit_fp16_const): New function.
12190 (arm_mangle_type): Mangle __fp16 as "Dh".
12191 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12193 (TARGET_NEON_FP16): New.
12194 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12195 (enum fputype): Add FPUTYPE_NEON_FP16.
12196 (enum arm_fp16_format_type): Declare.
12197 (arm_fp16_format): Declare.
12198 (LARGEST_EXPONENT_IS_NORMAL): Define.
12199 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12200 * config/arm/arm-modes.def (HFmode): Define.
12201 * config/arm/vfp.md: (*movhf_vfp): New.
12202 (extendhfsf2): New.
12204 * config/arm/arm.md: (fpu): Add neon_fp16.
12205 (floatsihf2, floatdihf2): New.
12206 (fix_trunchfsi2, fix_trunchfdi2): New.
12208 (extendhfdf2): New.
12210 (*arm32_movhf): New.
12211 (*thumb1_movhf): New.
12212 (consttable_2): Add check for HFmode constants.
12213 (consttable_4): Handle HFmode constants.
12215 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12217 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12219 2009-06-17 Olivier Hainque <hainque@adacore.com>
12221 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12222 const char ** conversion in AIX specific section.
12224 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12226 * config/i386/i386.c (ix86_special_builtin_type): Remove
12227 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12228 (bdesc_special_args): Updated.
12229 (ix86_init_mmx_sse_builtins): Likewise.
12230 (ix86_expand_special_args_builtin): Likewise.
12232 2009-06-17 Richard Henderson <rth@redhat.com>
12234 * tree-pretty-print.c (maybe_dump_asm_name): New.
12235 (dump_decl_name): Use it.
12236 (PRINT_FUNCTION_NAME): Merge into...
12237 (dump_function_name): ... here. Use maybe_dump_asm_name.
12239 2009-06-17 Cary Coutant <ccoutant@google.com>
12241 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12243 * debug.c (struct gcc_debug_hooks): Change placeholder for
12245 (debug_nothing_int_charstar_int): Replaced by...
12246 (debug_nothing_int_charstar_int_bool): ...this.
12247 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12248 source_line prototype.
12249 (debug_nothing_int_charstar_int): Replaced by...
12250 (debug_nothing_int_charstar_int_bool): ...this.
12251 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12252 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12253 Output is_stmt operand when necessary.
12254 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12255 (notice_source_line): Add is_stmt parameter.
12256 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12257 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12259 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12260 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12262 2009-06-17 Ian Lance Taylor <iant@google.com>
12264 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12266 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12269 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12271 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12272 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12273 tree_strip_sign_nop_conversions and
12274 tree_ssa_strip_useless_type_conversions rather than stripping
12275 the operations here.
12276 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12278 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12279 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12280 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12281 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12284 2009-06-17 Michael Eager <eager@eagercon.com>
12286 * config/rs6000/constraints.md (register_constraint "d"): New.
12287 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12288 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12289 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12290 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12291 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12292 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12293 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12294 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12295 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12296 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12298 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12299 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12300 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12301 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12302 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12303 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12304 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12305 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12306 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12307 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12308 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12309 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12310 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12311 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12313 2009-06-16 Ian Lance Taylor <iant@google.com>
12315 * profile.c (total_num_never_executed): Don't define.
12316 (compute_branch_probabilities): Don't count or print
12317 num_never_executed.
12318 (init_branch_prob): Don't set total_num_never_executed.
12319 (end_branch_prob): Don't print total_num_never_executed.
12321 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12323 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12325 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12327 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12328 (nabstd2_fpr): Same.
12330 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12332 * expr.c (expand_assignment): Change complex type check.
12334 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12336 * doc/plugins.texi (Building GCC plugins): Added new section.
12338 2009-06-17 Ian Lance Taylor <iant@google.com>
12340 * c-pch.c (get_ident): Don't set size of templ array.
12341 (pch_init): Don't set size of partial_pch array.
12343 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12344 string constant to intialize an array whose size is the length of
12347 2009-06-17 Richard Guenther <rguenther@suse.de>
12349 PR tree-optimization/40389
12350 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12351 to addressable types.
12352 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12354 2009-06-17 Richard Guenther <rguenther@suse.de>
12356 PR middle-end/40460
12357 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12358 if there is no evolution of left in the loop bail out.
12359 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12360 chrec_fold_multiply.
12362 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12363 Janis Johnson <janis187@us.ibm.com>
12366 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12367 for the symbol ref of a constant that is the source of a move
12368 - nor for any other not-obvious-label-ref constants.
12370 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12372 * plugin.c (position_pass): Skip newly inserted pass during list
12373 traversal to avoid repeated insertion.
12375 2009-06-16 Ian Lance Taylor <iant@google.com>
12377 * vec.h (VEC_stack_alloc): Define different version if
12378 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12379 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12380 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12381 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12383 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12385 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12387 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12388 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12389 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12390 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12391 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12392 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12393 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12394 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12395 __builtin_ia32_rdtscp.
12396 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12397 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12398 and __builtin_ia32_rorhi.
12399 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12400 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12401 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12402 (ix86_expand_args_builtin): Likewise.
12403 (ix86_expand_special_args_builtin): Likewise.
12405 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12406 (UNSPECV_RDTSC): Likewise.
12407 (UNSPECV_RDPMC): Likewise.
12408 (*bsr): Renamed to ...
12410 (*bsr_rex64): Renamed to ...
12413 (*rdpmc): Likewise.
12414 (*rdpmc_rex64): Likewise.
12416 (*rdtsc): Likewise.
12417 (*rdtsc_rex64): Likewise.
12418 (rdtscp): Likewise.
12419 (*rdtscp): Likewise.
12420 (*rdtscp_rex64): Likewise.
12422 * config/i386/ia32intrin.h: New.
12424 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12426 2009-06-16 Ian Lance Taylor <iant@google.com>
12428 * ira-build.c (copy_info_to_removed_store_destinations):
12429 Initialize parent_a.
12431 2009-06-16 Ian Lance Taylor <iant@google.com>
12433 * c-decl.c (grokdeclarator): Change size_varies to bool.
12435 2009-06-16 Ian Lance Taylor <iant@google.com>
12437 * sel-sched.c: Make forward declarations of move_op_hooks and
12438 fur_hooks explicitly extern.
12440 2009-06-16 Ian Lance Taylor <iant@google.com>
12442 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12443 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12445 2009-06-16 Ian Lance Taylor <iant@google.com>
12447 * resource.c (mark_referenced_resources): Change
12448 include_delayed_effects parameter to bool. Change all callers.
12449 (mark_end_of_function_resources): Likewise.
12450 * reorg.c (insn_references_resource_p): Likewise.
12451 (insn_sets_resource_p): Likewise.
12452 * resource.h (mark_referenced_resources): Update declaration.
12453 (mark_end_of_function_resources): Update declaration.
12455 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12457 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12459 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12461 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12462 GCC can bootstrap on AIX with GNU Binutils 2.20.
12464 2009-06-16 Ian Lance Taylor <iant@google.com>
12466 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12468 2009-06-16 Ian Lance Taylor <iant@google.com>
12470 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12471 inline, not extern inline.
12472 (exact_log2): Likewise.
12473 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12475 (exact_log2): Likewise, but don't test CTZ_HWI.
12477 2009-06-16 Ian Lance Taylor <iant@google.com>
12479 * bitmap.c (bitmap_clear): Don't declare as inline.
12480 * gimple.c (gimplify_assign): Likewise.
12481 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12482 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12483 (sched_scan_info): Remove duplicate definition.
12485 2009-06-16 Ian Lance Taylor <iant@google.com>
12487 * c-common.c (skip_evaluation): Don't define.
12488 (c_inhibit_evaluation_warnings): Define global variable.
12489 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12490 than skip_evaluation.
12491 (convert_and_check, warn_for_div_by_zero): Likewise.
12492 * c-common.h (skip_evaluation): Don't declare.
12493 (c_inhibit_evaluation_warnings): Declare.
12494 * c-parser.c (c_parser_typeof_specifier): Set
12495 c_inhibit_evaluation_warnings rather than skip_evaluation.
12496 (c_parser_conditional_expression): Likewise.
12497 (c_parser_binary_expression): Likewise.
12498 (c_parser_sizeof_expression): Likewise.
12499 (c_parser_alignof_expression): Likewise.
12500 * c-typeck.c (build_indirect_ref): Check
12501 c_inhibit_evaluation_warnings rather than skip_evaluation.
12502 (build_conditional_expr, build_binary_op): Likewise.
12504 2009-06-16 Richard Guenther <rguenther@suse.de>
12506 * tree-ssa-alias.c (is_escape_site): Remove.
12507 * tree-ssa-alias.h (enum escape_type): Remove.
12508 (is_escape_site): Likewise.
12509 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12510 via casts and asms without deferring to is_escape_site.
12512 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12514 PR middle-end/40446
12515 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12516 use gen_lowpart if op0 has complex mode.
12518 2009-06-16 Richard Guenther <rguenther@suse.de>
12520 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12521 variables add them to ESCAPED.
12522 (find_func_aliases): Do not make all indirectly stored values escaped.
12524 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12526 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12527 make_decl_one_only.
12529 2009-06-16 Martin Jambor <mjambor@suse.cz>
12531 PR tree-optimization/40432
12532 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12533 check whether we need to force gimple register operand.
12535 2009-06-16 Martin Jambor <mjambor@suse.cz>
12537 PR tree-optimization/40413
12538 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12539 build_ref_for_offset.
12540 (propagate_subacesses_accross_link): Fix a typo in a comment.
12542 2009-06-16 Ira Rosen <irar@il.ibm.com>
12544 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12545 with additional parameter.
12546 * tree-vectorizer.h (enum vect_def_type): Add new value
12548 (enum vect_relevant): Add comments.
12549 (vect_is_simple_reduction): Add new argument.
12550 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12551 Detect nested cycles.
12552 (vect_is_simple_reduction): Update documentation, add an argument to
12553 distinguish inner-loop reduction from nested cycle, detect nested
12554 cycles, fix printings and indentation, don't swap operands in case
12556 (get_initial_def_for_reduction): Handle subtraction.
12557 (vect_create_epilog_for_reduction): Add new argument to specify
12558 reduction variable.
12559 (vect_finalize_reduction): Handle subtraction, fix comments.
12560 (vectorizable_reduction): Handle nested cycles. In case of nested
12561 cycle keep track of the reduction variable position. Call
12562 vect_is_simple_reduction with additional parameter. Use original
12563 statement code in reduction epilogue for nested cycle. Call
12564 vect_create_epilog_for_reduction with additional parameter.
12565 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12566 inner-loop vectorization.
12567 (vect_recog_widen_sum_pattern): Likewise.
12568 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12570 (vect_mark_stmts_to_be_vectorized): Likewise.
12571 (vect_get_vec_def_for_operand): Handle nested cycles.
12573 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12575 * doc/invoke.texi (Debugging Options): Fix option index entries
12576 for -fdump-statistics, -frandom-seed add entries for
12577 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12578 (FRV Options): Fix entries for -mTLS, -mtls.
12579 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12580 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12581 (M68hc1x Options): Fix @itemx for -mnominmax.
12582 (MCore Options): Fix entry for -mno-lsim.
12583 (MMIX Options): Fix entry for -mabi=mmixware.
12584 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12586 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12588 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12589 Mention the plugin mode of gengtype.
12590 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12591 * gengtype.c: Updated copyright.
12592 (plugin_files, nb_plugin_files) Added new static variables.
12593 (measure_input_list) Care about plugin_files.
12594 (write_rtx_next): Added early return in plugin mode.
12595 (create_file): Updated copyright year in generated file. Added
12597 (oprintf): Added early return if NULL outf.
12598 (get_output_file_with_visibility): Care of plugin_files.
12599 (get_output_file_name): May return null.
12600 (write_local): Added early return.
12601 (put_mangled_filename): Ditto.
12602 (finish_root_table): Added check for base_files.
12603 (write_roots): Care about null when plugins.
12604 (main): Added plugin mode.
12606 2009-06-15 Ian Lance Taylor <iant@google.com>
12608 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12609 * gcov.c (read_count_file): Add braces around variables declared
12612 * c.opt (Wjump-misses-init): New warning.
12613 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12614 -Wall and -Wc++-compat if not already set.
12615 (c_common_post_options): Clear warn_jump_misses_init if it was not
12617 * c-decl.c (struct c_binding): Change type field to a union with
12618 new label field. Make it the first field in the struct. Update
12619 references to type to use u.type instead.
12620 (struct c_spot_bindings): Define.
12621 (struct c_goto_bindings): Define.
12622 (c_goto_bindings_p): Define, along with VECs.
12623 (struct c_label_vars): Define.
12624 (struct c_scope): Add has_label_bindings field.
12625 (bind_label, set_spot_bindings): New static functions.
12626 (decl_jump_unsafe, update_spot_bindings): New static functions.
12627 (update_label_decls): New static function.
12628 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12629 Update binding u.label field to shadowed field.
12630 (c_binding_start_stmt_expr): New function.
12631 (c_binding_end_stmt_expr): New function.
12632 (pushdecl): Don't call c_begin_vm_scope.
12633 (make_label): Add defining and p_label_vars parameters. Change
12635 (lookup_label): Correct test for whether a label has not yet been
12636 defined. Call bind_label rather than bind.
12637 (warn_about_goto): New static function.
12638 (lookup_label_for_goto): New function.
12639 (declare_label): Call bind_label rather than bind.
12640 (check_earlier_gotos): New static function.
12641 (define_label): Don't give errors about jumping into statement
12642 expressions or scopes of variably modified types. Call
12643 set_spot_bindings and check_earlier_gotos. Call bind_label
12644 instead of bind. Don't set label_context_stack_se or
12645 label_context_stack_vm.
12646 (c_get_switch_bindings): New function.
12647 (c_release_switch_bindings): New function.
12648 (c_check_switch_jump_warnings): New function.
12649 (start_function): Don't set label_context_stack_se or
12650 label_context_stack_vm.
12651 (finish_function): Likewise.
12652 * c-typeck.c (label_context_stack_se): Don't define.
12653 (label_context_stack_vm): Don't define.
12654 (c_finish_goto_label): Call lookup_label_for_goto rather than
12655 lookup_label. Don't give errors about jumping into a statement
12656 expression or the scope of a variably modified type. Don't set
12657 label_context_stack_se or label_context_stack_vm.
12658 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12659 fields. Add bindings field.
12660 (c_start_case): Don't set deleted fields. Set bindings field.
12661 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12662 or blocked_vm. Call c_check_switch_jump_warnings.
12663 (c_finish_case): Don't test blocked_stmt_expr field. Call
12664 c_release_switch_bindings.
12665 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12666 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12667 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12668 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12669 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12670 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12671 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12672 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12673 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12674 (C_DECL_UNJUMPABLE_VM): Don't define.
12675 (C_DECL_UNDEFINABLE_VM): Don't define.
12676 (struct c_label_list): Don't define.
12677 (struct c_label_context_se): Don't define.
12678 (struct c_label_context_vm): Don't define.
12679 (struct c_spot_bindings): Declare.
12680 (c_bindings_start_stmt_expr): Declare.
12681 (c_bindings_end_stmt_expr): Declare.
12682 (lookup_label_for_goto): Declare.
12683 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12684 (c_check_switch_jump_warnings): Declare.
12685 (label_context_stack_se, label_context_stack_vm): Don't declare.
12686 (c_finish_goto_label): Update declaration.
12687 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12688 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12689 (Warning Options): Document -Wjump-misses-init.
12691 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12693 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12696 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12698 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12700 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12702 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12704 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12706 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12708 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12710 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12711 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12712 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12713 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12714 * dwarf2asm.c (dw2_force_const_mem): Update call to
12715 make_decl_one_only.
12716 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12717 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12718 * langhooks.c (lhd_comdat_group): Remove.
12719 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12720 * tree.h (DECL_COMDAT_GROUP): New.
12721 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12722 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12723 (make_decl_one_only): Change signature.
12724 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12725 make_decl_one_only.
12726 (make_decl_one_only): Change signature.
12727 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12729 2009-06-15 Richard Guenther <rguenther@suse.de>
12731 PR middle-end/40439
12732 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12734 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12736 * tree-ssa-math-opts.c: Remove extra divide.
12738 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12740 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12742 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12744 * passes.c: Add bswap pass.
12745 * tree-pass.h: Add pass_optimize_bswap declaration.
12746 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12747 Include rtl.h, expr.h and optabs.h for optab_handler check.
12748 (struct symbolic_number, pass_optimize_bswap): New definition.
12749 (do_shift_rotate, verify_symbolic_number_p): New functions.
12750 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12751 (gate_optimize_bswap): New function.
12752 * tree.c (widest_int_cst_value): New function.
12753 * tree.h (widest_int_cst_value): Prototype added.
12755 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12757 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12758 REG_EQUAL/REG_EQUIV notes.
12760 2009-06-14 Richard Guenther <rguenther@suse.de>
12762 PR middle-end/40389
12763 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12764 has its address taken if NRV was applied and it is addressable.
12765 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12766 function split out from ...
12767 (get_constraint_for_1): ... here.
12768 (handle_rhs_call): Use it to mark the return slot escaped if
12769 it is addressable and NRV was applied.
12771 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12773 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12774 Change first argument type to location_t.
12775 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12776 Do not set input_location.
12777 Use loc instead of input_location throughout.
12779 2009-06-13 Richard Guenther <rguenther@suse.de>
12781 PR tree-optimization/40421
12782 * tree-predcom.c (should_unroll_loop_p): Remove.
12783 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12785 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12787 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12788 Add location argument.
12790 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12792 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12794 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12795 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12796 * config/spu/spu-protos.h: Add location to
12797 spu_resolve_overloaded_builtin.
12798 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12799 spu_build_builtin_va_list.
12800 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12801 argument. Pass location to build_function_call_vec.
12802 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12804 (emit_fpu_switch): Same.
12805 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
12806 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
12807 to build_decl and create_artificial_label.
12808 (xtensa_gimplify_va_arg_expr): Same.
12809 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
12810 (xstormy16_gimplify_va_arg_expr): Same.
12811 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
12812 * config/arm/arm.c (arm_build_builtin_va_list): Same.
12813 * config/mips/mips.c (mips_build_builtin_va_list): Same.
12814 (mips16_build_function_stub): Same.
12815 (mips16_build_call_stub): Same.
12817 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
12820 * arm/constraints.md (Pa, Pb): New constraints.
12821 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
12822 split pattern to deal with them.
12824 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
12826 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
12827 fix index entry for -Xpreprocessor.
12829 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12831 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12832 Add location argument to build_decl call.
12833 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
12834 (rs6000_init_builtins): Same.
12835 (spe_init_builtins): Same.
12836 (rs6000_gimplify_va_arg): Add location argument to
12837 create_artificial_label call.
12839 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
12841 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
12842 * combine-stack-adj.c (pass_stack_adjustments): Use it.
12843 * Makefile.in: Fix GGC dependency for gcse.o.
12845 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
12847 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
12848 * gimple-pretty-print.c (dump_gimple_stmt): Same.
12849 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
12851 * c-parser.c (c_parser_binary_expression): Use current column while
12852 building binary operations.
12853 * common.opt (fshow-column): Enable by default.
12854 * tree-vrp.c (check_array_ref): Use warning_at.
12855 (check_array_bounds): Use location from call back if expr has no
12857 * tree.h: Add location argument to maybe_fold_*.
12858 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
12859 (maybe_fold_offset_to_array_ref): Add location argument and use it.
12860 (maybe_fold_offset_to_component_ref): Same.
12861 (maybe_fold_offset_to_reference): Same.
12862 (maybe_fold_offset_to_address): Same.
12863 (maybe_fold_stmt_indirect): Same.
12864 (maybe_fold_stmt_addition): Same.
12865 (fold_stmt_r): Pass location to maybe_fold_*.
12866 (fold_gimple_assign): Same.
12867 * c-tree.h: Add location argument to finish_decl,
12868 default_function_array_conversion, store_init_value.
12869 * c-decl.c (define_label): Use error_at.
12870 (c_make_fname_decl): Pass location to finish_decl.
12871 (finish_decl): New location argument.
12872 (build_compound_literal): Pass location to store_init_value.
12873 (grokdeclarator): Pass location to finish_decl.
12875 * c-typeck.c (array_to_pointer_conversion): New location argument.
12876 (function_to_pointer_conversion): Same.
12877 (default_function_array_conversion): Same.
12878 (parser_build_unary_op): Pass location to overflow_warning.
12879 (parser_build_binary_op): Same. Use warning_at.
12880 (build_unary_op): Pass location to array_to_pointer_conversion.
12881 (build_c_cast): Pass location to digest_init.
12882 (build_modify_expr): New location argument.
12883 (convert_for_assignment): Same.
12884 (store_init_value): Same.
12885 (digest_init): Same.
12886 (output_init_element): Pass location to digest_init and
12887 array_to_pointer_conversion.
12888 (c_finish_return): Pass location to convert_for_assignment.
12889 * gimplify.c (gimplify_conversion): Pass location to
12890 maybe_fold_offset_to_address.
12891 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
12892 to maybe_fold_stmt_addition.
12893 * c-omp.c (c_finish_omp_atomic): Pass new location to
12895 (c_finish_omp_for): Same.
12896 * c-common.c (overflow_warning): New argument.
12897 * c-common.h: New argument to build_modify_expr, overflow_warning.
12898 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
12900 (c_parser_initializer): Pass location to
12901 default_function_array_conversion.
12902 (c_parser_initelt): Same.
12903 (c_parser_initval): Same.
12904 (c_parser_asm_operands): Same.
12905 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
12906 (c_parser_conditional_expression): Same.
12907 (c_parser_binary_expression): Add location info to stack. Use it.
12908 (c_parser_unary_expression): Pass location to
12909 default_function_array_conversion, parser_build_unary_op,
12910 build_indirect_ref, c_parser_postfix_expression_after_primary.
12911 (c_parser_postfix_expression_after_primary): New location argument.
12913 (c_parser_expression_conv): Pass location to
12914 default_function_array_conversion.
12915 (c_parser_expr_list): Same.
12916 (c_parser_omp_atomic): Same.
12917 (c_parser_omp_for_loop): Same.
12918 * c-tree.h: (struct c_declarator): Add comment to id_loc.
12919 (build_array_declarator): New argument.
12920 * c-decl.c (build_array_declarator): Add location argument.
12921 (grokdeclarator): Set id_loc for cdk_array.
12922 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
12923 build_array_declarator.
12924 * tree.c (build_omp_clause): Add location argument.
12925 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
12926 (OMP_CLAUSE_LOCATION): New macro.
12927 (struct tree_omp_clause): Add location field.
12928 (build_omp_clause): Add argument.
12929 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
12930 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
12932 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
12933 (cp_parser_omp_clause_collapse): Same.
12934 (cp_parser_omp_clause_default): Same.
12935 (cp_parser_omp_clause_if): Same.
12936 (cp_parser_omp_clause_nowait): Same.
12937 (cp_parser_omp_clause_num_threads): Same.
12938 (cp_parser_omp_clause_ordered): Same.
12939 (cp_parser_omp_clause_schedule): Same.
12940 (cp_parser_omp_clause_untied): Same.
12941 (cp_parser_omp_for_loop): Same.
12942 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12943 * c-tree.h (c_start_case): Add location argument.
12944 (c_process_expr_stmt): Same.
12945 (c_finish_goto_*): Same.
12946 * tree-parloops.c (initialize_reductions): Pass location to
12948 (create_parallel_loop): Same.
12949 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
12950 (gfc_trans_omp_reduction_list): Same.
12951 (gfc_trans_omp_clauses): Same.
12952 (gfc_trans_omp_do): Same.
12953 * c-typeck.c (c_finish_goto_label): Same.
12954 (c_finish_goto_ptr): New location argument.
12955 (c_start_case): Same.
12956 (emit_side_effect_warnings): Same.
12957 (c_process_expr_stmt): Same.
12958 (c_finish_stmt_expr): Same.
12959 (c_finish_omp_clauses): Use error_at instead of error.
12960 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
12962 * c-omp.c (c_split_parallel_clauses): New location argument.
12963 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
12964 to build_omp_clause.
12965 (convert_local_reference_stmt): Same.
12966 (convert_gimple_call): Same.
12967 * c-common.h (c_split_parallel_clauses): New argument.
12968 * c-parser.c (c_parser_statement_after_labels): Pass location to
12969 c_finish_goto_label.
12970 (c_parser_switch_statement): Pass location to c_start_case.
12971 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
12972 and c_process_expr_stmt.
12973 (c_parser_omp_variable_list): Add location argument.
12974 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
12975 (c_parser_omp_clause_default): Same.
12976 (c_parser_omp_clause_if): Same.
12977 (c_parser_omp_clause_num_threads): Same.
12978 (-c_parser_omp_clause_ordered): Same.
12979 (c_parser_omp_clause_reduction): Pass location to
12980 c_parser_omp_variable_list.
12981 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
12982 (c_parser_omp_clause_untied): Same.
12983 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
12984 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12986 * c-tree.h (check_for_loop_decls, undeclared_variable,
12987 build_component_ref, build_array_ref, build_external_ref,
12988 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
12989 build_conditional_expr, build_compound_expr, c_cast_expr,
12990 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
12991 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
12993 * c-semantics.c (build_stmt): Same.
12994 (build_case_label): Same.
12995 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
12996 (undeclared_variable): New argument.
12997 (make_label): Same.
12998 (lookup_label): Pass location on down.
12999 (define_label): Same.
13000 (finish_decl): Same.
13001 (build_compound_literal): Same.
13002 (finish_struct): Same.
13003 (finish_function): Do not set location here.
13004 (check_for_loop_decls): New argument.
13005 * tree.c (save_expr): Set location.
13006 (build_empty_stmt): New argument.
13007 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13008 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13009 * builtins.c (gimplify_va_arg_expr): Use locations.
13010 (expand_builtin_sync_operation): Same.
13011 * c-typeck.c (build_component_ref): New argument.
13012 (build_array_ref): Same.
13013 (build_external_ref): Same.
13014 (c_expr_sizeof_expr): Same.
13015 (c_expr_sizeof_type): Same.
13016 (parser_build_unary_op): Same.
13017 (build_conditional_expr): Same.
13018 (build_compound_expr): Pass location on down.
13019 (build_compound_expr): New argument.
13020 (build_c_cast): Same.
13021 (c_cast_expr): Same.
13022 (build_asm_expr): Same.
13023 (c_finish_return): Same.
13024 (c_process_expr_stmt): Pass location on down.
13025 (c_finish_stmt_expr): New argument.
13026 (push_clenaup): Same.
13027 (c_finish_omp_parallel): Same.
13028 (c_finish_omp_task): Same.
13029 * gimplify.c (gimplify_call_expr): Pass location on down.
13030 * c-omp.c (c_finish_omp_master): New argument.
13031 (c_finish_omp_critical): Same.
13032 (c_finish_omp_ordered): Same.
13033 (c_finish_omp_barrier): Same.
13034 (-c_finish_omp_taskwait): Same.
13035 (c_finish_omp_atomic): Same.
13036 (c_finish_omp_flush): Same.
13037 * tree-inline.c (copy_tree_body_r): Pass location on down.
13038 (inline_forbidden_p): Remove use of input_location.
13039 * c-gimplify.c (c_build_bind_expr): New argument.
13040 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13041 (c_sizeof_or_alignof_type): New argument.
13042 (c_alignof_expr): Same.
13043 (build_va_arg): Same.
13044 (c_add_case_label): Same.
13045 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13046 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13047 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13048 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13049 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13050 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13052 * stub-objc.c (objc_build_selector_expr): Same.
13053 (objc_build_throw_stmt): Same.
13054 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13055 (c_parser_initelt): Same.
13056 (c_parser_compound_statement): Same.
13057 (c_parser_compound_statement_nostart): Same.
13058 (c_parser_label): Same.
13059 (c_parser_statement_after_labels): Same.
13060 (c_parser_if_body): Same.
13061 (c_parser_else_body): Same.
13062 (c_parser_if_statement): Same.
13063 (c_parser_switch_statement): Same.
13064 (c_parser_while_statement): Same.
13065 (c_parser_do_statement): Same.
13066 (c_parser_for_statement): Same.
13067 (c_parser_asm_statement): Same.
13068 (c_parser_conditional_expression): Same.
13069 (c_parser_binary_expression): Same.
13070 (c_parser_cast_expression): Same.
13071 (c_parser_unary_expression): Same.
13072 (c_parser_sizeof_expression): Same.
13073 (c_parser_alignof_expression): Same.
13074 (c_parser_postfix_expression): Same.
13075 (c_parser_expression): Same.
13076 (c_parser_objc_receiver): Same.
13077 (c_parser_omp_variable_list): Same.
13078 (c_parser_omp_structured_block): Same.
13079 (c_parser_omp_atomic): New argument.
13080 (c_parser_omp_barrier): Same.
13081 (c_parser_omp_critical): Same.
13082 (c_parser_omp_flush): Pass location on down.
13083 (c_parser_omp_for_loop): New argument.
13084 (c_parser_omp_for): Same.
13085 (c_parser_omp_master): Same.
13086 (c_parser_omp_ordered): Same.
13087 (c_parser_omp_sections_scope): Same.
13088 (c_parser_omp_sections): Same.
13089 (c_parser_omp_parallel): Same.
13090 (c_parser_omp_single): Same.
13091 (c_parser_omp_task): Same.
13092 (c_parser_omp_taskwait): Pass location on down.
13093 (c_parser_omp_construct): Same.
13094 (c_parser_omp_threadprivate): Same.
13095 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13096 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13097 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13098 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13099 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13100 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13101 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13102 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13103 config/i386/i386.c, stmt.c:
13104 Add location argument to the following function definitions and/or
13105 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13106 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13107 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13108 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13109 do_case, c_finish_bc_stmt, build_compound_literal,
13110 build_function_call.
13111 * c-decl.c (build_compound_literal): Add location argument.
13112 Make all diagnostic calls use location.
13113 (start_struct): Same.
13114 (finish_struct): Same.
13115 (start_enum): Same.
13116 (build_enumerator): Same.
13117 (start_function): Same.
13118 (grokdeclarator): Make all diagnostic calls use location.
13119 (store_parm_decls_oldstyle): Same.
13120 * c-typeck.c (build_function_call): Add location argument.
13121 Make all diagnostic calls use location.
13123 (c_finish_bc_stmt): Same.
13124 * tree-nested.c (get_trampoline_type): Add argument.
13125 Pass location to build_decl.
13126 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13127 * rtl.h (RTL_LOCATION): New.
13128 * c-common.c (c_add_case_label): Add location argument.
13129 Make all diagnostic calls use location.
13130 * c-common.h: Add location argument to make_fname_decl, do_case,
13131 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13132 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13133 Set it appropriately for every case. Pass enum_loc to start_enum
13134 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13136 (c_parser_struct_or_union_specifier): Save location. Use it for
13137 start_struct, finish_struct, and parser_xref_tag.
13139 2009-06-12 Ian Lance Taylor <iant@google.com>
13141 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13143 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13144 cpp_opts->warn_cxx_operator_names.
13146 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13149 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13150 is returns NULL and OP is a VCE, look through the VCE.
13152 2009-06-12 Ian Lance Taylor <iant@google.com>
13155 * collect2.c (main): Use CONST_CAST2 in code inside #if
13156 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13158 2009-06-12 Joey Ye <joey.ye@intel.com>
13160 PR middle-end/39146
13161 * cfgexpand.c (get_decl_align_unit): Update
13162 max_used_stack_slot_alignment with align instead of
13163 stack_alignment_needed.
13165 * function.c (assign_stack_local_1): Update
13166 max_used_stack_slot_alignment with alignment_in_bits instead
13167 of stack_alignment_needed.
13168 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13171 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13173 * dwarf2out.c (last_var_location_insn): New variable.
13174 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13175 (dwarf2out_var_location): Don't record anything after last real
13176 insn. Only change labels if there were any real instructions
13177 in between last note and this one, or if changed sections.
13179 2009-06-11 Richard Henderson <rth@redhat.com>
13181 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13182 note when storing the frame pointer in a register.
13183 (FRP): Don't redefine to nothing for epilogue.
13184 (alpha_expand_epilogue): Mark register and sp restores.
13185 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13187 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13188 when gen_lowpart is needed.
13190 2009-06-11 Richard Henderson <rth@redhat.com>
13192 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13194 * dwarf2out.c (need_data_align_sf_opcode): New.
13195 (div_data_align): Move earlier.
13196 (def_cfa_1, reg_save): Use it.
13198 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13200 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13201 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13202 (ix86_handle_option): Handle OPT_mcrc32.
13203 (ix86_target_string): Add -mcrc32.
13204 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13206 * config/i386/i386.h (TARGET_CRC32): New.
13208 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13209 (sse4_2_crc32di): Likewise.
13211 * config/i386/i386.opt (mcrc32): New.
13213 * doc/invoke.texi: Document -mcrc32.
13215 2009-06-11 Richard Henderson <rth@redhat.com>
13217 * common.opt (gdwarf-): Accept a version number.
13218 * doc/invoke.texi (gdwarf-): Update docs.
13219 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13220 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13221 version level, and record it.
13223 * dwarf2.h (DW_CIE_VERSION): Remove.
13224 * dwarf2out.c (DWARF_VERSION): Remove.
13225 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13226 (output_call_frame_info): Use CIE version 3 for dwarf3,
13227 or if the return register column is out of range for version 1.
13228 (dwarf_stack_op_name): Add all dwarf3 values.
13229 (DEBUG_PUBTYPES_SECTION): New.
13230 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13231 encoding change for dwarf3.
13232 (output_die) [dw_val_class_die_ref]: Likewise.
13233 (output_compilation_unit_header): Emit correct version for dwarf3.
13234 (output_line_info): Likewise.
13235 (output_pubnames): Update for DWARF_VERSION removal.
13236 (output_aranges): Likewise.
13237 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13238 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13239 (dwarf2out_finish): Likewise.
13241 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13243 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13246 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13249 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13250 * builtins.c (expand_builtin_unreachable): New function.
13251 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13252 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13253 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13255 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13256 searching for missing barriers.
13258 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13260 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13261 when -fprofile-generate* was passed.
13262 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13264 2009-06-11 Anthony Green <green@moxielogic.com>
13266 * config/moxie/moxie.md: Define length attribute for all instructions.
13268 (*b<cond:code>): Support limited branch ranges for new PC-relative
13269 branch instructions.
13270 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13272 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13274 * config/i386/i386.c (min_insn_size): Use get_attr_length
13275 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13276 For __asm return 0.
13278 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13279 instead of emit_insn_before.
13281 2009-06-10 Ian Lance Taylor <iant@google.com>
13284 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13287 2009-06-10 Revital Eres <eres@il.ibm.com>
13289 * passes.c (init_optimization_passes): Reschedule
13290 predictive-commoning pass before complete unroll pass.
13292 2009-06-10 Martin Jambor <mjambor@suse.cz>
13294 * cgraph.c (cgraph_node_can_be_local_p): New function.
13295 (cgraph_make_node_local): New function.
13296 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13297 (cgraph_make_node_local): Declare.
13299 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13301 * tree.h (tree_base): Add packed_flag and user_align fields.
13302 Decrease size of spare field.
13303 (TYPE_USER_ALIGN): Use user_align from tree_base.
13304 (DECL_USER_ALIGN): Likewise.
13305 (TYPE_PACKED): Use packed_flag from tree_base.
13306 (DECL_PACKED): Likewise.
13307 (tree_type): Delete packed_flag and user_align fields. Widen
13308 precision field. Widen mode field and shuffle fields to align
13309 mode on an 8-bit boundary.
13310 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13311 Renumber decl_flag_* fields. Fix comments. Widen
13312 decl_common_unused field.
13313 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13314 (DECL_EXTERNAL): Likewise.
13315 (DECL_BIT_FIELD): Likewise.
13316 (DECL_NONADDRESSABLE_P): Likewise.
13317 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13318 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13320 2009-06-10 Ian Lance Taylor <iant@google.com>
13322 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13323 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13324 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13325 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13326 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13327 DEF_VEC_ALLOC_FUNC_P.
13328 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13329 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13330 DEF_VEC_ALLOC_FUNC_O.
13331 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13332 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13333 DEF_VEC_ALLOC_FUNC_I.
13334 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13335 (vec_stack_p_reserve_exact_1): Declare.
13336 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13337 (vec_stack_free): Declare.
13338 (VEC_stack_alloc): Define.
13339 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13340 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13341 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13342 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13344 (stack_vecs): New static variable.
13345 (vec_stack_p_reserve_exact_1): New function.
13346 (vec_stack_o_reserve_1): New static function.
13347 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13348 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13349 (vec_stack_free): New function.
13350 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13351 (VEC_df_ref_stack_alloc): Define.
13352 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13353 DEF_VEC_ALLOC_P_STACK.
13354 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13355 (struct df_collection_rec): Change _vec fields to VEC. Remove
13357 (df_free_collection_rec): Adjust for new fields.
13358 (df_insn_rescan): Use new df_collection_rec fields.
13359 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13360 (df_ref_create_structure, df_ref_record): Likewise.
13361 (df_get_conditional_uses, df_get_call_refs): Likewise.
13362 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13363 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13364 (df_record_exit_block_uses, df_bb_verify): Likewise.
13365 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13366 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13367 Remove count parameter. Change return type to void. Change all
13369 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13370 Remove count parameter. Change return type to void. Change all
13372 (df_install_refs): Change old_vec parameter to VEC. Remove count
13373 parameter. Change all callers.
13374 (df_install_mws): Change old_vec parameter to VEC. Remove count
13375 parameter. Change all callers.
13376 (df_refs_verify): Change new_rec parameter to VEC. Change call
13378 (df_mws_verify): Likewise.
13380 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13382 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13384 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13386 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13388 2009-06-10 Anthony Green <green@moxielogic.com>
13390 * config/moxie/crti.asm: New file.
13391 * config/moxie/crtn.asm: New file.
13392 * config/moxie/moxie.c: New file.
13393 * config/moxie/moxie.h: New file.
13394 * config/moxie/sfp-machine.h: New file.
13395 * config/moxie/moxie-protos.h: New file.
13396 * config/moxie/t-moxie: Created.
13397 * config/moxie/t-moxie-softfp: Created.
13398 * config/moxie/moxie.md: Created.
13399 * config/moxie/constraints.md: Created.
13400 * config.gcc: Add moxie support.
13401 * doc/md.texi (Machine Constraints): Add moxie constraints.
13402 * doc/contrib.texi (Contributors): Mention moxie port.
13403 * doc/install.texi (Specific): Mention the moxie port.
13405 2009-06-09 Ian Lance Taylor <iant@google.com>
13407 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13408 compiling with C++.
13409 * optabs.c (optab_table): Only use designated initializers if
13410 HAVE_DESIGNATED_INITIALIZERS is defined.
13411 (convert_optab_table): Likewise.
13412 (init_optabs): Always call init_insn_codes if
13413 HAVE_DESIGNATED_INITIALIZERS is not defined.
13415 2009-06-09 Ian Lance Taylor <iant@google.com>
13417 * targhooks.c (default_builtin_vectorized_function): Change fn
13418 parameter to unsigned int.
13419 (default_builtin_vectorized_conversion): Change code parameter to
13421 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13422 * targhooks.h: Update declarations.
13423 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13424 parameter to unsigned int.
13426 * c-typeck.c (comptypes_check_enum_int): New static function.
13427 (comptypes_internal): Add enum_and_int_p parameter. Change all
13429 (comp_target_types): Add location parameter. Change all callers.
13430 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13431 Change all callers.
13432 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13433 (build_conditional_expr): Add colon_loc parameter. Change all
13435 (convert_for_assignment): Add location parameter. Change all callers.
13436 * c-parser.c (c_parser_conditional_expression): Pass location of
13437 colon to build_conditional_expr.
13438 * c-tree.h (build_conditional_expr): Update declaration.
13440 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13442 * graphite.c: Revert previous patch.
13444 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13447 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13449 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13451 * tree-ssa-loop-prefetch.c
13452 (loop_prefetch_arrays): Fixed a portability problem in printf format
13455 2009-06-09 Martin Jambor <mjambor@suse.cz>
13457 PR tree-optimization/40351
13458 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13459 refrence to a potential artifical subaccess can be constructed.
13461 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13463 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13464 (sh_override_options): Likewise.
13465 * config/sh/sh.c: Include params.h.
13466 (sh_optimization_options): New.
13467 (sh_override_options): Likewise.
13468 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13469 (OVERRIDE_OPTIONS): Use sh_override_options.
13471 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13473 * dwarf2out.c (emit_cfa_remember): New variable.
13474 (add_fde_cfi): If emit_cfa_remember, recurse to add
13475 DW_CFA_remember_state first.
13476 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13477 instead just set emit_cfa_remember.
13479 2009-06-08 Jan Hubicka <jh@suse.cz>
13482 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13484 2009-06-08 Jan Hubicka <jh@suse.cz>
13486 PR middle-end/39834
13487 * cgraphunit.c (save_inline_function_body): Do not copy transform
13488 hooks for saved inline bodies.
13489 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13490 for given function.
13492 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13494 * jump.c (returnjump_p): Handle delayed branches. Add missing
13497 2009-06-08 Jan Hubicka <jh@suse.cz>
13499 PR middle-end/40102
13500 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13501 original node might've been modified.
13502 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13504 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13506 * tree-object-size.c (addr_object_size): Add OSI argument.
13507 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13508 (compute_builtin_object_size, expr_object_size): Adjust callers.
13509 (plus_stmt_object_size): Call addr_object_size instead of
13510 compute_builtin_object_size.
13512 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13513 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13515 * tree-ssa-loop-prefetch.c
13516 (gather_memory_references): Introduced a counter for the number of
13518 (anything_to_prefetch_p): Introduced a counter for the number of
13520 (is_loop_prefetching_profitable): New function with a cost model
13522 (loop_prefetch_arrays): Use the new cost model to determine if
13523 prefetching is profitable.
13524 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13525 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13526 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13527 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13528 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13529 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13531 2009-06-08 Michael Matz <matz@suse.de>
13534 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13535 partitions use the same.
13536 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13537 for basevars of SSA_NAMEs.
13538 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13539 to not expand them twice.
13540 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13543 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13545 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13546 (fdump-final-insns=, gtoggle): New.
13547 * doc/invoke.texi: Document them.
13548 * final.c (rest_of_clean_state): Dump final insn stream.
13549 * gcc.c (invoke_as): Hook in -fcompare-debug.
13550 (static_spec_functions): Add compare-debug-dump-opt,
13551 compare-debug-self-opt and compare-debug-auxbase-opt.
13552 (compare_debug, compare_debug_second, compare_debug_opt): New.
13553 (switches_debug_check, n_switches_debug_check): New.
13554 (debug_auxbase_opt, debug_check_temp_file): New.
13555 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13557 (do_self_spec): Handle arguments after switches.
13558 (do_spec_1): Add .gk extension to temp file basenames for compare.
13559 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13560 (cc1_options): Use it instead of normal auxbase computation for
13561 the second compare-debug compilation.
13562 (compare_files): New.
13563 (main): Set up and implement compare debug mode.
13564 (compare_debug_dump_opt_spec_function): New.
13565 (compare_debug_self_opt_spec_function): New.
13566 (compare_debug_auxbase_opt_spec_function): New.
13567 * toplev.c (process_options): Handle flag_gtoggle,
13568 flag_dump_final_insns.
13569 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13570 during -fcompare-debug-second compilation.
13572 2009-06-07 Ian Lance Taylor <iant@google.com>
13574 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13575 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13577 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13578 with no default node. Change warning with %H to warning_at.
13579 Don't clear warn_switch around case checking.
13580 * doc/invoke.texi (Warning Options): Clarify distinction between
13581 -Wswitch and -Wswitch-enum.
13583 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13585 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13587 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13589 * gbl-ctors.h: Add header guard.
13591 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13593 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13594 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13595 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13596 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13597 prototypes for removed functions.
13598 (expressions_equal_p): Move to ...
13599 * tree-ssa-sccvn.h: ... here and ...
13600 * matrix-reorg.c: ... adjust includes.
13602 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13604 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13606 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13608 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13609 (finish_function): Remove erroneous whitespace.
13611 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13613 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13614 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13616 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13618 * errors.c (internal_error): Commentary typo fix.
13619 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13620 * tree-ssa-pre.c: Ditto.
13622 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13624 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13625 them is supposed to hold actual statements.
13627 2009-06-06 Ian Lance Taylor <iant@google.com>
13629 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13630 empty statements can now have attributes.
13632 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13634 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13635 * config/mips/mips.md: Ditto.
13637 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13639 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13641 (__eabi_uconvert): Likewise.
13643 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13645 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13646 CFI_* definitions with IN_GCC.
13648 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13650 * xcoffout.h (xcoffout_source_line): Update prototype.
13652 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13654 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13655 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13657 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13659 PR middle-end/40340
13660 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13661 inlined_function_outer_scope_p blocks for artificial inlines
13663 * tree.c (tree_nonartificial_location): Rewrite using
13664 block_nonartificial_location.
13666 2009-06-05 Revital Eres <eres@il.ibm.com>
13667 Leehod Baruch <leehod@il.ibm.com>
13669 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13670 (expand_expr_real_1): Remove comment.
13671 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13672 Vectorize misaligned access when the target supports it.
13673 (vect_supportable_dr_alignment): Check for unaligned access support.
13674 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13677 2009-06-05 Julian Brown <julian@codesourcery.com>
13679 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13680 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13682 2009-06-05 Richard Guenther <rguenther@suse.de>
13685 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13686 as possibly unused.
13688 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13690 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13691 (save_gprs): Don't tell unwinder when a global register is saved.
13692 (s390_emit_epilogue): Emit needed epilogue unwind info.
13694 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13696 * dwarf2out.c (deferred_asm_name): New.
13697 (add_name_and_src_coords_attributes): Defer creation of
13698 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13700 (move_linkage_attr): New.
13701 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13704 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13706 * tree-nested.c (finalize_nesting_tree_1): Declare the
13707 frame_decl in the binding tree.
13709 2009-06-04 Cary Coutant <ccoutant@google.com>
13711 * basic-block.h (struct basic_block_def): Add discriminator field.
13712 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13714 * debug.c (do_nothing_debug_hooks): Add additional entry.
13715 (debug_nothing_int_charstar_int): New function.
13716 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13717 (debug_nothing_int_charstar_int): New declaration.
13718 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13719 discriminator value in .loc directive.
13720 * final.c (last_discriminator): New variable.
13721 (discriminator): New variable.
13722 (final_start_function): Initialize above variables, pass current
13723 discriminator to debug hook.
13724 (notice_source_line): Check for discriminator change.
13725 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13726 * sdbout.c (sdbout_source_line): New parameter.
13727 * tree-cfg.c (struct locus_discrim_map): New structure type.
13728 (discriminator_per_locus): New hash table.
13729 (build_gimple_cfg): Allocate and free discriminator hash table.
13730 (make_edges): Call assign_discriminator.
13731 (locus_map_hash): New function.
13732 (locus_map_eq): New function.
13733 (next_discriminator_for_locus): New function.
13734 (same_line_p): New function.
13735 (assign_discriminator): New function.
13736 (make_cond_expr_edges): Call assign_discriminator.
13737 (make_gimple_switch_edges): Likewise.
13738 (first_non_label_stmt): New function.
13739 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13741 * xcoffout.c (xcoffout_source_line): Add new parameter.
13743 * configure.ac (gcc_cv_as_discriminator): New configury check for
13744 gas support for discriminator.
13745 * configure: Regenerate.
13746 * config.in: Regenerate.
13748 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13750 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13751 val after checking for integers.
13753 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13755 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13757 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13758 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13759 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13760 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13761 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13762 X64_SSE_REGPARM_MAX.
13763 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13764 X64_SSE_REGPARM_MAX.
13766 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13768 * gcc.c (report_times_to_file): New.
13769 (execute): Implement it.
13770 (process_command): Support -time=.
13771 * doc/invoke.texi: Document it.
13773 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13775 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13776 that have value exprs.
13778 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13780 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13781 declarations for constants until...
13782 (dw2_output_indirect_constant_1): ... this point.
13784 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13787 * arm.md (arm_addsi3): Don't try to split an add with an
13788 eliminable register until after reload has completed.
13790 2009-06-03 Ian Lance Taylor <iant@google.com>
13792 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13793 * genattrtab.c (write_length_unit_log): Likewise.
13794 * genchecksum.c (dosum): Likewise.
13795 * gengtype.c (write_rtx_next): Likewise.
13796 (finish_root_table, write_roots): Likewise.
13797 * gimple.c (gimple_ops_offset_): Likewise.
13798 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13799 * config/arc/arc.c (arc_attribute_table): Likewise.
13800 * config/arm/arm.c (arm_attribute_table): Likewise.
13801 * config/avr/avr.c (avr_attribute_table): Likewise.
13802 * config/crx/crx.c (crx_attribute_table): Likewise.
13803 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13804 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13805 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
13806 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
13807 * config/sh/sh.c (sh_attribute_table): Likewise.
13808 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
13809 * config/spu/spu.c (spu_attribute_table): Likewise.
13810 * config/v850/v850.c (v850_attribute_table): Likewise.
13812 * config/alpha/alpha.c (vms_attribute_table): Make static.
13813 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
13814 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
13815 * config/mips/mips.c (mips_attribute_table): Likewise.
13817 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
13819 (cc1-checksum.o): Likewise.
13821 2009-06-03 Steve Ellcey <sje@cup.hp.com>
13823 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
13825 2009-06-03 Jakub Jelinek <jakub@redhat.com>
13827 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
13828 insn if it is changing sp. Use gen_add3_insn instead of
13829 conditionally gen_addsi3 and gen_adddi3.
13830 (offset_below_red_zone_p): New static inline function.
13831 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
13832 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
13833 * config/rs6000/ppc-asm.h: Include auto-host.h.
13834 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
13835 CFI_RESTORE): Define.
13836 * config/rs6000/crtresxgpr.asm: Add unwind info.
13837 * config/rs6000/crtresxfpr.asm: Likewise.
13838 * config/rs6000/crtresgpr.asm: Likewise.
13839 * config/rs6000/crtresfpr.asm: Likewise.
13840 * config/rs6000/crtsavgpr.asm: Likewise.
13841 * config/rs6000/crtsavfpr.asm: Likewise.
13843 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
13844 argument of DWARF2_FRAME_REG_OUT macros.
13846 2009-06-03 Julian Brown <julian@codesourcery.com>
13848 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
13849 words or less (including TImode) in core registers.
13851 2009-06-03 Richard Guenther <rguenther@suse.de>
13853 PR middle-end/40328
13854 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
13856 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
13858 * statistics.c (statistics_counter_event): Do not record event
13859 in pass dump if its number == -1.
13860 (curr_statistics_hash): Add assert that we never get passes
13861 with static number == -1.
13863 2009-06-03 Richard Guenther <rguenther@suse.de>
13864 Andrey Belevantsev <abel@ispras.ru>
13866 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
13867 non-BLKmode arrays addressable.
13869 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
13871 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
13872 * config/m68k/m68k.h: ... here.
13874 2009-06-03 Martin Jambor <mjambor@suse.cz>
13876 PR tree-optimization/40323
13877 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
13880 2009-06-03 Richard Guenther <rguenther@suse.de>
13882 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13885 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
13887 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13888 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
13889 JUMP_TABLE_DATA_P where applicable.
13890 * config/sh/sh.c: Ditto.
13891 * config/sh/sh.h: Ditto.
13892 * config/sh/sh.md: Ditto.
13893 * config/sh/symbian.c: Ditto.
13895 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
13897 * config/i386/driver-i386.c (describe_cache): Optimize
13898 concatenation of strings. Use snprintf instead of sprintf.
13899 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
13900 target when not compiling with GCC.
13902 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
13904 * config/sh/sh.c: Revert last change.
13905 (sh_expand_epilogue): Emit a blockage insn before the frame
13906 pointer adjustment unconditionally.
13908 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13910 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
13911 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
13912 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
13913 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
13914 to COLLECT_GCC_OPTIONS.
13916 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13918 * collect2.c (target_system_root): New variable.
13919 (main): Handle --sysroot=.
13920 (ignore_library): Strip the sysroot from the library path.
13922 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13924 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
13925 (collect2.o): Depend on collect2-aix.h.
13926 (collect2-aix.o): New rule.
13927 * collect2-aix.h: New file.
13928 * collect2-aix.c: Likewise.
13929 * collect2.c: Include collect2-aix.h. Don't undefine
13930 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
13931 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
13932 Use TARGET_AIX_VERSION instead of _AIX51.
13933 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
13934 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
13935 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
13936 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
13937 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
13939 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13941 * collect2.c (ignore_library): Avoid premature post-increment
13942 and null deference.
13944 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
13946 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
13947 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
13948 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
13949 CROSS_DIRECTORY_STRUCTURE too.
13950 (LINK_LIBG_SPEC): Likewise.
13951 (LIB_SPEC): Add %R to sysroot paths.
13952 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
13953 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
13954 * config/rs6000/aix51.h: As for aix43.h.
13955 * config/rs6000/aix52.h: Likewise.
13956 * config/rs6000/aix53.h: Likewise.
13957 * config/rs6000/aix61.h: Likewise.
13958 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
13959 to the beginning of sysroot paths.
13961 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13963 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
13964 INSN_LISTs that are out of the REG_NOTE range.
13966 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13968 * loop-unroll.c (struct iv_to_split): Add pointer to next.
13969 (struct var_to_expand): Likewise.
13970 (struct opt_info): Add head and tail for linked lists of the above.
13971 (analyze_insn_to_expand_var): Initialize next.
13972 (analyze_iv_to_split_insn): Likewise.
13973 (analyze_insns_in_loop): Create linked lists.
13974 (allocate_basic_variable): Simplify for use without hash table.
13975 (insert_var_expansion_initialization): Likewise, make it type-safer.
13976 (combine_var_copies_in_loop_exit): Likewise.
13977 (apply_opt_in_copies): Walk lists rather than hash tables.
13978 (release_var_copies): Simplified and inlined by hand into...
13979 (free_opt_info): ... this function.
13981 2009-06-02 Richard Guenther <rguenther@suse.de>
13983 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13986 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13988 * cfgexpand.c (gimple_expand_cfg): Discard the source location
13989 only for builtins that are not overridden.
13991 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13993 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
13996 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13998 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14000 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14002 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14004 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14006 * common.opt (fdump-unnumbered-links): New.
14007 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14008 * print-rtl.c (flag_dump_unnumbered_links): New.
14009 (print_rtx): Test it.
14011 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14013 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14014 push/pop multiple to 8-byte alignment.
14016 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14018 * config/i386/i386.c (queued_cfa_restores): New static variable.
14019 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14021 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14022 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14023 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14024 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14025 note unconditionally.
14026 (ix86_emit_restore_regs_using_mov): Likewise.
14027 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14028 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14029 it through to ix86_emit_restore_reg_using_pop.
14030 (ix86_emit_leave): Add RED_OFFSET argument. Call
14031 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14032 instead of adding REG_CFA_OFFSET note unconditionally.
14033 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14034 the above functions. Call ix86_add_queued_cfa_restore_notes when
14037 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14038 force output of the label even for dwarf2out_do_cfi_asm.
14039 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14040 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14041 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14043 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14044 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14045 dwarf2out_cfi_label callers.
14046 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14047 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14048 Adjust dwarf2out_cfi_label callers.
14049 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14051 * config/i386/i386.h (struct machine_cfa_state,
14052 struct machine_function): Guard with ifndef USED_FOR_TARGET
14053 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14056 * emutls.c (__emutls_get_address): Change arr->size to mean number
14057 of allocated arr->data entries instead of # of slots + 1.
14059 PR middle-end/40316
14060 * recog.c (peep2_reinit_state): New function.
14061 (peephole2_init_state): Use it at the end of a basic block and also
14062 when seeing a RTX_FRAME_RELATED_P insn.
14064 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14066 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14067 fixuns_truncrfdi2): New.
14068 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14069 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14070 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14071 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14072 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14073 *recip_approx): Remove.
14074 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14075 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14076 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14078 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14081 2009-06-01 Ian Lance Taylor <iant@google.com>
14083 * attribs.c (register_attribute): Use CONST_CAST.
14084 * collect2.c (main): Use CONST_CAST2.
14085 (scan_prog_file): Likewise.
14086 * gcc.c (process_command, main): Likewise.
14087 * toplev.c (toplev_main): Likewise.
14089 * c-typeck.c (handle_warn_cast_qual): New static function,
14090 partially broken out of build_c_cast.
14091 (build_c_cast): Call handle_warn_cast_qual.
14092 * doc/invoke.texi (Warning Options): Document new effect of
14095 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14097 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14098 (diagnostic_report_current_module): Print columns.
14099 * common.opt (flag_show_column): Enable by default.
14101 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14103 * alias.c (find_base_term): Check for NULL term before returning.
14105 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14107 Revert due to PR40320:
14108 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14109 * calls.c (emit_library_call_value_1): Don't force_operand for move
14112 2009-06-01 Olivier Hainque <hainque@adacore.com>
14113 Eric Botcazou <ebotcazou@adacore.com>
14115 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14116 to be processed as a bitfield for constructor output purposes.
14117 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14119 * varasm.c (oc_local_state): New type, output_constructor
14120 local state to support communication with helpers.
14121 (oc_outer_state): New type, output_constructor outer state of
14122 relevance in recursive calls.
14123 (output_constructor_array_range): New output_constructor helper,
14124 extracted code for an array range element.
14125 (output_constructor_regular_field): New output_constructor helper,
14126 extracted code for an element that is not a bitfield.
14127 (output_constructor_bitfield): New output_constructor helper,
14128 extracted code for a bitfield element. Accept an OUTER state
14129 argument for recursive processing. Recurse on record or array
14130 CONSTRUCTOR values, possibly past noop conversions.
14131 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14132 VALUE is a valid constant-valued expression for use in a static
14133 bit-field initializer.
14134 (output_constructor): Rework to use helpers. Accept and honor an
14135 OUTER state argument for recursive calls. Return total size. Be
14136 prepared for nested constructors initializing bitfields.
14137 (output_constant): Feed OUTER in calls to output_constructor.
14139 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14141 * calls.c (emit_library_call_value_1): Don't force_operand for move
14144 2009-06-01 Nick Clifton <nickc@redhat.com>
14146 * doc/invoke.texi (IA-64 Options): Fix typo.
14148 2009-06-01 Ira Rosen <irar@il.ibm.com>
14150 PR tree-optimization/39129
14151 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14153 (vect_do_peeling_for_loop_bound): Use
14154 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14155 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14156 (vect_loop_versioning): Likewise.
14157 (vect_create_cond_for_alias_checks): Fix indentation.
14158 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14160 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14161 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14162 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14163 "control flow in loop".
14164 (vect_estimate_min_profitable_iters): Use
14165 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14166 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14167 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14168 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14169 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14170 statement belongs to a group of strided accesses with the exact code
14172 (vectorizable_load): Likewise.
14173 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14174 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14176 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14178 * config/freebsd-stdint.h: New file.
14179 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14180 Add freebsd-stdint.h to tm_file.
14182 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14184 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14185 (thumb2_extendhidi2): Likewise.
14187 2009-05-31 Ian Lance Taylor <iant@google.com>
14189 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14191 2009-05-31 Ian Lance Taylor <iant@google.com>
14193 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14194 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14195 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14197 2009-05-31 Jason Merrill <jason@redhat.com>
14199 * tree-pretty-print.c (print_call_name): Take the callee, not the
14200 call itself. Make non-static. Use dump_function_name for functions.
14201 (dump_generic_node): Adjust.
14202 * diagnostic.h: Declare print_call_name.
14203 * gimple-pretty-print.c (dump_gimple_call): Use it.
14205 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14207 * config/sh/sh.md (ashldi3_std): New define_expand.
14210 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14213 * config/sh/sh.c: Include debug.h.
14214 (sh_expand_epilogue): Emit a blockage insn before the frame
14215 pointer adjustment also when dwarf2out_do_frame returns true.
14217 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14219 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14220 (thumb2_extendqidi2): New pattern.
14222 2009-05-31 Ira Rosen <irar@il.ibm.com>
14224 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14225 mark phis for renaming.
14226 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14227 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14228 Call mark_sym_for_renaming.
14229 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14230 * tree-vect-loop.c (vect_transform_loop): Remove
14231 vect_memsyms_to_rename initialization and a call to
14232 mark_set_for_renaming.
14234 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14236 PR middle-end/40304
14237 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14238 frame related even if !set_cfa && style < 0.
14240 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14242 * config/i386/mingw-tls.c: New file.
14243 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14244 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14245 defining _WIN32 but not __CYGWIN__.
14247 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14249 * configure.ac: Add MPC support.
14251 * config.in, configure: Regenerate.
14253 2009-05-29 Richard Henderson <rth@redhat.com>
14255 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14256 NOTE_INSN_BASIC_BLOCK.
14257 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14258 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14259 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14261 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14263 (add_cfi): Disable check redefining cfa away from drap.
14264 (lookup_cfa_1): Add remember argument; handle remember/restore.
14265 (lookup_cfa): Pass remember argument.
14266 (cfa_remember): New.
14267 (compute_barrier_args_size_1): Remove sibcall check.
14268 (dwarf2out_frame_debug_def_cfa): New.
14269 (dwarf2out_frame_debug_adjust_cfa): New.
14270 (dwarf2out_frame_debug_cfa_offset): New.
14271 (dwarf2out_frame_debug_cfa_register): New.
14272 (dwarf2out_frame_debug_cfa_restore): New.
14273 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14274 (dwarf2out_begin_epilogue): New.
14275 (dwarf2out_frame_debug_restore_state): New.
14276 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14277 DW_CFA_restore_state.
14278 (output_cfi_directive): Likewise.
14279 (convert_cfa_to_fb_loc_list): Likewise.
14280 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14281 * dwarf2out.h: Update.
14282 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14283 (copy_insn_1): Early out for null.
14284 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14285 and dwarf2out_frame_debug_restore_state.
14286 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14287 (prologue_insn_hash, epilogue_insn_hash): New.
14288 (free_after_compilation): Adjust freeing accordingly.
14289 (record_insns): Create hash table if needed; push insns into
14290 hash instead of array.
14291 (maybe_copy_epilogue_insn): New.
14292 (contains): Search hash table instead of array.
14293 (sibcall_epilogue_contains): Remove.
14294 (thread_prologue_and_epilogue_insns): Split eh_return insns
14295 and mark them as epilogues.
14296 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14297 scanning in terms of basic blocks.
14298 * insn-notes.def (CFA_RESTORE_STATE): New.
14299 * jump.c (returnjump_p_1): Accept EH_RETURN.
14300 (eh_returnjump_p_1, eh_returnjump_p): New.
14301 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14302 CFA_REGISTER, CFA_RESTORE): New.
14303 * rtl.def (EH_RETURN): New.
14304 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14306 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14307 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14309 * config/i386/i386.c (gen_push): Update cfa state.
14310 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14311 add a CFA_ADJUST_CFA note.
14312 (ix86_dwarf_handle_frame_unspec): Remove.
14313 (ix86_expand_prologue): Update cfa state.
14314 (ix86_emit_restore_reg_using_pop): New.
14315 (ix86_emit_restore_regs_using_pop): New.
14316 (ix86_emit_leave): New.
14317 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14318 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14319 * config/i386/i386.h (struct machine_cfa_state): New.
14320 (ix86_cfa_state): New.
14321 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14322 (eh_return_internal): Merge from eh_return_<mode>,
14323 use eh_return rtx, split w/ epilogue.
14325 2009-05-29 Ian Lance Taylor <iant@google.com>
14327 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14329 * calls.c (emit_library_call_value_1): Likewise.
14331 * c-typeck.c (c_build_va_arg): New function.
14332 * c-tree.h (c_build_va_arg): Declare.
14333 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14334 instead of build_va_arg.
14336 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14338 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14339 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14340 (ptr_difference_cost): Use affine combinations to compute it.
14341 (difference_cost): Likewise.
14342 (get_computation_cost_at): Compute more accurate cost for addresses
14343 if the ratio is a multiplier allowed in addresses.
14344 For non-addresses, consider that an additional offset or symbol is
14347 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14349 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14350 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14352 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14353 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14354 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14356 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14357 to 1 for TYPE_SSE{IADD1,CVT1}.
14358 (prefix_vex_imm8): Removed.
14359 (length_vex): Only pass 1 as second argument to
14360 ix86_attr_length_vex_default if prefix_extra is 0.
14361 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14362 (length): For prefix vex computation use length_immediate
14363 attribute instead of prefix_vex_imm8.
14364 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14365 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14366 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14367 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14368 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14369 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14370 a space in between the operands.
14371 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14372 if one operand is 0xff and the other one si, di, bp or sp.
14373 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14374 other one si, di, bp or sp.
14375 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14376 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14377 type and mode attributes.
14378 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14379 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14380 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14381 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14382 prefix_data16 attribute iff MODE_DF.
14383 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14384 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14385 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14386 constm128_operand in length_immediate computation.
14387 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14388 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14389 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14390 length_immediate attribute to 1.
14391 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14392 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14393 for certain alternatives.
14394 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14395 prefix_data16 attribute if MODE_V1DF.
14396 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14397 length_immediate to 1.
14398 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14399 length_address to 4, set mode attribute to MODE_DI.
14400 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14401 (fxam<mode>2_i387): Set length attribute to 4.
14402 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14403 *prefetch_3dnow_rex): Override length_address attribute.
14404 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14406 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14407 (constm128_operand): Removed.
14408 * config/i386/i386.c (memory_address_length): For
14409 disp && !index && !base in 64-bit mode account for SIB byte if
14410 print_operand_address can't optimize disp32 into disp32(%rip)
14411 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14412 for fs: or gs: segment.
14413 (ix86_attr_length_immediate_default): When checking if shortform
14414 is possible, truncate immediate to the length of the non-shortened
14416 (ix86_attr_length_address_default): Ignore MEM_P operands
14418 (ix86_attr_length_vex_default): Only check for DImode on
14419 GENERAL_REG_P operands.
14420 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14421 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14422 (sse_cvttps2pi): Clear prefix_rep attribute.
14423 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14425 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14426 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14427 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14428 iff operand 2 is const_int_operand.
14429 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14430 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14431 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14433 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14435 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14436 prefix_data16 attribute for movlpd and movhpd instructions.
14437 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14438 length_immediate for shufpd instruction.
14439 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14440 (avx_cmpp<avxmodesuffixf2c><mode>3,
14441 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14442 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14443 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14444 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14445 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14446 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14447 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14448 prefix_data16 attribute for the first alternative to 1.
14449 (*avx_loadlps): Override length_immediate for the first alternative.
14450 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14451 attributes for second alternative.
14452 (*vec_concatv2sf_sse4_1): Override length_immediate and
14453 prefix_data16 attributes for second alternative.
14454 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14455 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14456 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14457 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14458 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14459 prefix_data16 and length_immediate to 1.
14460 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14462 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14463 prefix_extra attribute for variants that don't have 0f prefix alone.
14464 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14465 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14466 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14467 *sse4_1_pextrd): Set length_immediate to 1.
14468 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14469 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14471 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14472 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14473 length_immediate to 1 for second alternative.
14474 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14475 prefix_extra and length_immediate attributes for the first
14477 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14479 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14480 to 1 for the first and third alternative.
14481 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14483 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14485 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14487 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14488 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14489 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14490 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14491 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14492 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14493 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14494 ssse3_psign<mode>3): Override prefix_rex attribute.
14495 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14496 (ssse3_palignrti): Override length_immediate to 1.
14497 (ssse3_palignrdi): Override length_immediate to 1, override
14498 prefix_rex attribute.
14499 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14500 (sse4a_extrqi): Override length_immediate to 2.
14501 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14502 (sse4a_insertq): Override prefix_data16 to 0.
14503 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14504 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14505 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14506 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14507 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14508 and length_immediate to 1.
14509 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14510 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14511 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14512 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14513 and length_immediate to 1.
14514 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14515 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14516 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14517 avx_ptest256): Override prefix_extra to 1.
14518 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14519 Override prefix_data16 and length_immediate to 1.
14520 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14521 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14522 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14523 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14524 prefix_data16 to 0 and prefix_extra to 2.
14525 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14526 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14528 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14529 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14530 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14531 and prefix_extra to 2.
14532 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14533 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14534 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14535 avx_vpermilvar<mode>3,
14536 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14537 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14538 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14539 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14540 Override prefix_extra to 1.
14541 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14542 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14543 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14544 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14545 prefix_extra and length_immediate to 1.
14546 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14548 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14549 to 1 for the first alternative.
14550 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14551 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14553 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14554 *movv2sf_internal_avx, *movv2sf_internal): Override
14555 prefix_rep attribute for certain alternatives.
14556 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14557 attributes for certain alternatives.
14558 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14559 attributes for certain alternatives.
14560 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14561 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14562 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14563 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14564 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14565 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14566 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14567 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14568 length_immediate to 1 if operand 2 is const_int_operand.
14569 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14570 *vec_extractv2si_1): Set length_immediate attribute to 1.
14571 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14572 using old 3DNOW insn rather than SSE/3DNOW_A.
14573 (mmx_emms, mmx_femms): Clear modrm attribute.
14575 2009-05-29 Martin Jambor <mjambor@suse.cz>
14577 * tree-sra.c: New implementation of SRA.
14579 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14580 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14581 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14582 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14583 (SRA_MAX_STRUCTURE_COUNT): Removed.
14584 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14585 * doc/invoke.texi (sra-max-structure-size): Removed.
14586 (sra-field-structure-ratio): Removed.
14588 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14590 PR middle-end/40291
14591 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14594 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14596 PR rtl-optimization/40101
14597 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14598 seqno. Adjust comment.
14599 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14600 inserting bookkeeping before a jump, the jump is not scheduled.
14601 When no positive seqno found, provide a value. Add comment.
14603 2009-05-29 Richard Guenther <rguenther@suse.de>
14605 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14606 short-cutting on the first component.
14608 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14610 PR middle-end/39958
14611 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14612 for trees other than decls/types.
14614 2009-05-29 Richard Guenther <rguenther@suse.de>
14616 * tree-ssa-operands.c (get_expr_operands): Do not handle
14617 INDIRECT_REFs in the handled-component case. Remove
14618 unused get_ref_base_and_extent case.
14619 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14620 tree_low_cst and host_integerp where possible.
14621 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14622 codes for equivalence.
14623 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14625 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14627 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14628 to tmake_file for i[34567]86-*-cygwin*.
14630 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14633 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14634 (altivec_categorize_keyword, init_vector_keywords,
14635 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14638 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14640 * tree.c (handle_dll_attribute): Check if node is
14641 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14643 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14645 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14647 (thumb2_zero_extendqidi2): Likewise.
14649 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14651 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14652 instead of gen_movrt.
14653 * config/sh/sh.md (movrt): Remove.
14655 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14657 * doc/invoke.texi (IA-64 Options):
14658 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14659 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14660 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14661 -msched-prefer-non-control-spec-insns,
14662 -msched-stop-bits-after-every-cycle,
14663 -msched-count-spec-in-critical-path,
14664 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14665 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14666 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14667 and -msched-spec-verbose.
14669 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14671 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14672 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14674 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14676 2009-05-28 Richard Guenther <rguenther@suse.de>
14678 * tree-ssa-alias.c (ao_ref_init): New function.
14679 (ao_ref_base): Likewise.
14680 (ao_ref_base_alias_set): Likewise.
14681 (ao_ref_alias_set): Likewise.
14682 (refs_may_alias_p_1): Change signature.
14683 (refs_may_alias_p): Adjust.
14684 (refs_anti_dependent_p): Likewise.
14685 (refs_output_dependent_p): Likewise.
14686 (call_may_clobber_ref_p_1): Change signature.
14687 (call_may_clobber_ref_p): Adjust.
14688 (stmt_may_clobber_ref_p_1): New function split out from ...
14689 (stmt_may_clobber_ref_p): ... here.
14690 (maybe_skip_until): Adjust signature.
14691 (get_continuation_for_phi): Likewise.
14692 (walk_non_aliased_vuses): Likewise.
14693 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14694 (ao_ref_init): Declare.
14695 (ao_ref_base): Likewise.
14696 (ao_ref_alias_set): Likewise.
14697 (stmt_may_clobber_ref_p_1): Likewise.
14698 (walk_non_aliased_vuses): Adjust.
14699 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14700 (get_ref_from_reference_ops): remove.
14701 (vn_reference_lookup_2): Adjust signature.
14702 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14703 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14704 (vn_reference_lookup): Adjust.
14705 (vn_reference_insert): Likewise.
14706 (vn_reference_insert_pieces): Adjust signature.
14707 (visit_reference_op_call): Adjust.
14708 * tree-ssa-pre.c (get_expr_type): Simplify.
14709 (phi_translate_1): Adjust.
14710 (compute_avail): Likewise.
14711 (translate_vuse_through_block): Do not re-build trees.
14712 (value_dies_in_block_x): Likewise.
14713 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14715 (vn_reference_lookup_pieces): Adjust declaration.
14716 (vn_reference_insert_pieces): Likewise.
14718 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14720 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14721 with checking disabled.
14723 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14727 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14728 macro definition for support of three-operand format aligned
14729 .comm directive in assembler on cygwin/pe/mingw target OS.
14730 * configure: Regenerate.
14731 * config.h: Regenerate.
14733 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14734 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14735 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14737 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14738 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14740 2009-05-28 Ira Rosen <irar@il.ibm.com>
14742 PR tree-optimization/40254
14743 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14744 in analysis of basic blocks.
14746 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14748 PR middle-end/33699
14749 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14750 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14751 (TARGET_INITIALIZER): Use it.
14752 * cse.c (CHEAPER): Move it up to the other macros.
14753 (insert): Rename this ...
14754 (insert_with_costs): ... to this. Add cost parameters. Update
14756 (insert): New function. Call insert_with_costs.
14757 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14758 find_reg_offset_for_const, try_const_anchors): New functions.
14759 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14760 when using a const-anchor. Call insert_const_anchors.
14761 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14762 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14764 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14766 * tree-inline.c (remap_decls): Enable nonlocalized variables
14767 when not optimizing.
14769 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14771 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14772 Simplify other tests involving optimize.
14774 2009-05-27 Tom Tromey <tromey@redhat.com>
14776 * unwind-dw2.c (_Unwind_DebugHook): New function.
14777 (uw_install_context): Call _Unwind_DebugHook.
14779 2009-05-27 Tom Tromey <tromey@redhat.com>
14781 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14783 2009-05-27 Ian Lance Taylor <iant@google.com>
14785 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14786 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14787 (ALL_LINKERFLAGS): Define.
14788 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14789 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14790 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14791 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14792 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14793 $(LINKER_FOR_BUILD).
14794 (build/gcov-iov$(build_exeext)): Likewise.
14796 2009-05-27 Julian Brown <julian@codesourcery.com>
14798 * gcse.c (target.h): Include.
14799 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14800 copy of argument to a pseudo register.
14802 2009-05-27 Diego Novillo <dnovillo@google.com>
14804 * tree-ssa-live.c (dump_scope_block): Document arguments.
14805 (dump_scope_blocks): Document.
14806 (debug_scope_blocks): New.
14807 * tree-flow.h (debug_scope_blocks): Declare.
14809 2009-05-21 Denis Chertykov <denisc@overta.ru>
14811 * doc/contrib.texi (Contributors): Add myself to the list.
14813 2009-05-27 Olivier Hainque <hainque@adacore.com>
14815 * expr.c (target_align): New function. Alignment the TARGET of an
14816 assignment may be assume to have.
14817 (highest_pow2_factor_for_target): Use it instead of relying on
14818 immediate tree attributes of TARGET, not necessarily honored when
14819 intermediate bitfields are involved.
14821 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
14824 * config/i386/driver-i386.c (host_detect_local_cpu): Support
14825 AVX, SSE4, AES, PCLMUL and POPCNT.
14827 2009-05-27 Diego Novillo <dnovillo@google.com>
14829 * tree-pretty-print.c (dump_location): New.
14830 (dump_generic_node): Call it.
14831 Factor code to handle BLOCK nodes ...
14832 (dump_block_node): ... here.
14834 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
14836 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
14838 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
14840 * gcc-plugin.h: Include config.h and system.h.
14841 (IN_GCC): Define if not defined.
14843 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
14845 PR middle-end/40249
14846 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
14849 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
14851 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
14853 * config/m32r/m32r.h: Ditto.
14854 * config/m32r/m32r.md: Ditto.
14855 * config/m32r/predicates.md: Ditto.
14857 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
14859 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
14861 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
14864 (Loading plugins): typo.
14865 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
14866 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14867 (Interacting with the GCC Garbage Collector): Added new section.
14868 (Giving information about a plugin): Added new section for
14870 * ggc.h (ggc_register_root_tab): Added declaration.
14871 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
14872 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
14873 (register_callback): Improved comment in declaration.
14874 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
14875 (extra_root_vec) Added static variable for dynamic roots registration.
14876 (ggc_register_root_tab) Added new routine.
14877 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
14878 PLUGIN_GGC_MARKING event.
14879 * ggc-zone.c: Include plugin.h.
14880 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14881 * ggc-page.c: Include plugin.h.
14882 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
14883 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
14884 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
14885 (register_callback): check lack of callbacks for
14886 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
14887 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
14888 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
14889 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
14890 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
14891 dependency on plugin.h.
14892 (plugin.o): Added dependency on ggc.h...
14894 2009-05-26 Richard Guenther <rguenther@suse.de>
14896 PR middle-end/40248
14898 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14899 with mismatched comparison modes.
14901 * expr.c (expand_expr_real_1): Expand the operand of a
14902 VIEW_CONVERT_EXPR in its natural mode.
14904 2009-05-26 Ian Lance Taylor <iant@google.com>
14906 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
14907 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
14908 (ALL_COMPILERFLAGS): Define.
14909 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
14910 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14911 (collect2$(exeext), collect2.o): Likewise.
14912 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
14913 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
14914 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
14915 (libbackend.o, intl.o, cppdefault.o): Likewise.
14916 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14917 (build/%.o): Use $(COMPILER_FOR_BUILD).
14918 (build/gen%$(build_exeext)): Likewise.
14919 (build/gcov-iov$(build_exeext)): LIkewise.
14920 * config/t-darwin (darwin.o): Use $(COMPILER).
14921 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
14922 * config/t-sol2 (sol2-c.o): Likewise.
14923 (sol2.o): Likewise.
14924 * config/t-vxworks (vxworks.o): Likewise.
14925 * config/x-darwin (host-darwin.o): Likewise.
14926 * config/x-hpux (host-hpux.o): Likewise.
14927 * config/x-linux (host-linux.o): Likewise.
14928 * config/x-solaris (host-solaris.o): Likewise.
14929 * config/alpha/x-alpha (driver-alpha.o): Likewise.
14930 * config/arm/t-arm (arm-c.o): Likewise.
14931 * config/arm/t-pe (pe.o): Likewise.
14932 * config/arm/t-wince-pe (pe.o): Likewise.
14933 * config/i386/t-cygming (winnt.o): Likewise.
14934 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
14935 * config/i386/t-cygwin (cygwin1.o): Likewise.
14936 (cygwin2.o): Likewise.
14937 * config/i386/t-i386 (i386-c.o): Likewise.
14938 * config/i386/t-interix (winnt.o): Likewise.
14939 * config/i386/t-netware (netware.o): Likewise.
14940 * config/i386/t-nwld (nwld.o): Likewise.
14941 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
14942 * config/i386/x-i386 (driver-i386.o): Likewise.
14943 * config/i386/x-cygwin (host-cygwin.o): Likewise.
14944 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
14945 * config/ia64/t-ia64 (ia64-c.o): Likewise.
14946 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
14947 * config/mips/x-native (driver-native.o): Likewise.
14948 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
14949 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
14950 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
14951 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
14952 * config/score/t-score-elf (score7.o): Likewise.
14953 (score3.o): Likewise.
14954 * config/sh/t-sh (sh-c.o): Likewise.
14955 * config/sh/t-symbian (sh-c.o): Likewise.
14956 (symbian.o): Likewise.
14957 * config/spu/t-spu-elf (spu-c.o): Likewise.
14958 * config/v850/t-v850 (v850-c.o): Likewise.
14959 * config/v850/t-v850e (v850-c.o): Likewise.
14961 2009-05-26 Richard Guenther <rguenther@suse.de>
14963 PR tree-optimization/40122
14964 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
14965 VECTOR_CSTs if possible.
14966 (fold_gimple_assign): Likewise.
14968 2009-05-26 Richard Guenther <rguenther@suse.de>
14970 PR middle-end/40252
14971 * fold-const.c (fold_binary): Use the correct types for building
14974 2009-05-26 Richard Guenther <rguenther@suse.de>
14976 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
14977 redundant calls to merge_alias_info.
14978 (bump_vector_ptr): Likewise.
14979 * tree-ssa-copy.c (merge_alias_info): Remove.
14980 (replace_exp_1): Remove call to merge_alias_info.
14981 (propagate_tree_value): Likewise.
14982 (fini_copy_prop): Propagate points-to info.
14983 * tree-flow.h (merge_alias_info): Remove.
14985 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14987 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
14989 2009-05-25 Jan Hubicka <jh@suse.cz>
14991 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14992 * cgraph.h (struct inline_summary): New filed self_wize,
14993 size_inlining_benefit, self_time and time_inlining_benefit.
14994 (struct cgraph_global_info): Replace insns by time ans size fields.
14995 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14996 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14997 (ipcp_update_callgraph): Do not touch function bodies.
14998 * ipa-inline.c: Include except.h
14999 (MAX_TIME): New constant.
15000 (overall_insns): Remove.
15001 (leaf_node_p): New.
15002 (overall_size, max_benefit): New static variables.
15003 (cgraph_estimate_time_after_inlining): New function.
15004 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15005 (cgraph_clone_inlined_nodes): Update size.
15006 (cgraph_mark_inline_edge): Update size.
15007 (cgraph_estimate_growth): Use size info.
15008 (cgraph_check_inline_limits): Check size.
15009 (cgraph_default_inline_p): Likewise.
15010 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15011 (cgraph_decide_recursive_inlining): Check size.
15012 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15014 (cgraph_decide_inlining): Likewise.
15015 (cgraph_decide_inlining_incrementally): Likewise; honor
15016 PARAM_EARLY_INLINING_INSNS.
15017 (likely_eliminated_by_inlining_p): New predicate.
15018 (estimate_function_body_sizes): New function.
15019 (compute_inline_parameters): Use it.
15020 * except.c (must_not_throw_labels): New function.
15021 * except.h (must_not_throw_labels): Declare.
15022 * tree-inline.c (init_inline_once): Kill inlining_weigths
15023 * tree-ssa-structalias.c: Avoid uninitialized warning.
15024 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15025 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15026 (PARAM_INLINE_CALL_COST): Remove.
15027 (PARAM_EARLY_INLINING_INSNS): New.
15029 2009-05-25 Richard Guenther <rguenther@suse.de>
15031 PR tree-optimization/36327
15032 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15033 callback for reference translation or lookup at the point of may-defs.
15034 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15035 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15036 for union COMPONENT_REFs.
15037 (vn_reference_lookup_3): New callback. Lookup from memset
15038 and CONSTRUCTOR assignment, translate through struct copies.
15039 (vn_reference_lookup_pieces): Make sure to not free the
15040 passed operands array. Adjust walk_non_aliased_vuses call.
15041 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15042 make sure we do not leak memory.
15044 2009-05-25 Richard Guenther <rguenther@suse.de>
15046 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15047 * tree-inline.c (expand_call_inline): Reset the escaped and
15048 callused solutions.
15049 * tree-ssa-structalias.c (pass_build_ealias): New.
15050 * tree-pass.h (pass_build_ealias): Declare.
15051 * passes.c (init_optimization_passes): Add PTA during
15052 early optimizations.
15053 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15054 and CALLUSED solutions.
15055 (dump_points_to_solution): New function, split out from ...
15056 (dump_points_to_info_for): ... here.
15057 * tree-parloops.c (parallelize_loops): Reset the escaped and
15058 callused solutions.
15060 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15063 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15064 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15066 2009-05-25 Ira Rosen <irar@il.ibm.com>
15068 PR tree-optimization/40238
15069 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15070 statements after basic block's labels.
15071 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15072 to free the allocated memory.
15074 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15076 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15077 return address with a USE.
15079 2009-05-24 Richard Guenther <rguenther@suse.de>
15081 PR middle-end/40233
15082 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15083 array type from the main variant of the inner type.
15085 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15087 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15088 definition to bool (from int) to un-break build.
15089 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15091 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15093 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15094 discard_stmt_changes): Delete.
15095 * tree-ssa-operands.c (scb_stack): Delete.
15096 (init_ssa_operands): Do not initialize it.
15097 (fini_ssa_operands): Do not free it.
15098 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15100 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15101 update_stmt, remove the others. Fix comments.
15102 * tree-dfa.c (optimize_stack_restore): Likewise.
15103 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15104 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15105 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15106 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15108 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15109 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15110 (dom_opt_finalize_block): Likewise, adjusting access to
15112 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15113 (stmts_to_rescan): Change item type to gimple.
15114 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15116 2009-05-24 Ira Rosen <irar@il.ibm.com>
15118 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15119 * tree-pass.h (pass_slp_vectorize): New pass.
15120 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15121 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15122 * tree-vectorizer.c (timevar.h): Include.
15123 (user_vect_verbosity_level): Declare.
15124 (vect_location): Fix comment.
15125 (vect_set_verbosity_level): Update user_vect_verbosity_level
15126 instead of vect_verbosity_level.
15127 (vect_set_dump_settings): Add an argument. Ignore user defined
15128 verbosity if dump flags require higher level of verbosity. Print to
15129 stderr only for loop vectorization.
15130 (vectorize_loops): Update call to vect_set_dump_settings.
15131 (execute_vect_slp): New function.
15132 (gate_vect_slp): Likewise.
15133 (struct gimple_opt_pass pass_slp_vectorize): New.
15134 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15135 access its members.
15136 (vec_info_for_bb): New function.
15137 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15138 (VECTORIZATION_ENABLED): New macro.
15139 (SLP_ENABLED, SLP_DISABLED): Likewise.
15140 (vect_is_simple_use): Add bb_vec_info argument.
15141 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15142 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15143 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15144 vect_schedule_slp, vect_analyze_slp): Likewise.
15145 (vect_analyze_stmt): Add slp_tree argument.
15146 (find_bb_location): Declare.
15147 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15148 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15149 (vect_analyze_loop_operations, vect_analyze_loop,
15150 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15151 vect_finalize_reduction, vectorizable_reduction,
15152 vectorizable_live_operation, vect_transform_loop): Likewise.
15153 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15154 skip evolution analysis if analyzing a basic block.
15155 (dr_analyze_indices): Likewise.
15156 (initialize_data_dependence_relation): Skip the test whether the
15157 object is invariant for basic blocks.
15158 (compute_all_dependences): Skip dependence analysis for data
15159 references in basic blocks.
15160 (find_data_references_in_stmt): Don't fail in case of invariant
15161 access in basic block.
15162 (find_data_references_in_bb): New function.
15163 (find_data_references_in_loop): Move code to
15164 find_data_references_in_bb and add a call to it.
15165 (compute_data_dependences_for_bb): New function.
15166 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15167 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15169 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15170 unknown dependence in basic block and fail in case of dependence in
15172 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15173 dependence instances from either loop or basic block vectorization
15175 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15176 before calling nested_in_vect_loop_p.
15177 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15178 dependence instances from either loop or basic block vectorization
15180 (vect_verify_datarefs_alignment): Likewise.
15181 (vect_enhance_data_refs_alignment): Adjust function calls.
15182 (vect_analyze_data_refs_alignment): Likewise.
15183 (vect_analyze_group_access): Fix printing. Skip different checks if
15184 DR_STEP is 0. Keep strided stores either in loop or basic block
15185 vectorization data structure. Fix indentation.
15186 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15188 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15189 dependence instances from either loop or basic block vectorization
15191 (vect_analyze_data_refs): Update comment. Call
15192 compute_data_dependences_for_bb to analyze basic blocks.
15193 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15194 case of loop vectorization. In case of basic block vectorization use
15195 data-ref itself as a base.
15196 (vect_create_data_ref_ptr): In case of basic block vectorization:
15197 don't advance the pointer, add new statements before the current
15198 statement. Adjust function calls.
15199 (vect_supportable_dr_alignment): Support only aligned accesses in
15200 basic block vectorization.
15201 * common.opt (ftree-slp-vectorize): New flag.
15202 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15203 (vect_pattern_recog_1): Likewise.
15204 * tree-vect-stmts.c (process_use): Likewise.
15205 (vect_init_vector): Add new statements in the beginning of the basic
15206 block in case of basic block SLP.
15207 (vect_get_vec_def_for_operand): Adjust function calls.
15208 (vect_finish_stmt_generation): Likewise.
15209 (vectorizable_call): Add assert that it is loop vectorization, adjust
15211 (vectorizable_conversion, vectorizable_assignment): Likewise.
15212 (vectorizable_operation): In case of basic block SLP, take
15213 vectorization factor from statement's type and skip the relevance
15214 check. Adjust function calls.
15215 (vectorizable_type_demotion): Add assert that it is loop
15216 vectorization, adjust function calls.
15217 (vectorizable_type_promotion): Likewise.
15218 (vectorizable_store): Check for outer loop only in case of loop
15219 vectorization. Adjust function calls. For basic blocks, skip the
15220 relevance check and don't advance pointers.
15221 (vectorizable_load): Likewise.
15222 (vectorizable_condition): Add assert that it is loop vectorization,
15223 adjust function calls.
15224 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15225 that it is not reduction, get vector type, call only supported
15226 functions, skip loop specific parts.
15227 (vect_transform_stmt): Check for outer loop only in case of loop
15229 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15230 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15231 for external definition.
15232 * passes.c (pass_slp_vectorize): New pass.
15233 * tree-vect-slp.c (find_bb_location): New function.
15234 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15235 check for patterns only in loops.
15236 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15237 case of multiple types in basic block SLP.
15238 (vect_mark_slp_stmts_relevant): New function.
15239 (vect_supported_load_permutation_p): Fix comment.
15240 (vect_analyze_slp_instance): Add argument. In case of basic block
15241 SLP, take vectorization factor from statement's type, check that
15242 unrolling factor is 1. Adjust function call. Save SLP instance in
15243 either loop or basic block vectorization structure. Return FALSE,
15245 (vect_analyze_slp): Add argument. Get strided stores groups from
15246 either loop or basic block vectorization structure. Return FALSE
15247 if basic block SLP failed.
15248 (new_bb_vec_info): New function.
15249 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15250 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15251 (vect_schedule_slp): Add argument. Get SLP instances from either
15252 loop or basic block vectorization structure. Set vectorization factor
15253 to be 1 for basic block SLP.
15254 (vect_slp_transform_bb): New function.
15255 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15257 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15259 * final.c (shorten_branches): Do not align labels for jump tables.
15260 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15262 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15264 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15265 Remove outdated reference to flow.c and fix nits.
15266 * doc/gccint.texi: Tweak RTL description.
15267 * doc/rtl.texi: Likewise.
15269 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15271 * config/avr/avr.c: Change my email address.
15272 * config/avr/avr.h: Likewise.
15273 * config/avr/avr.md: Likewise.
15274 * config/avr/avr-protos.h: Likewise.
15275 * config/avr/libgcc.S: Likewise.
15277 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15279 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15280 (spu_split_load, spu_split_store): Change return type to int.
15281 (spu_split_convert): Declare.
15282 * config/spu/predicates.md (spu_mem_operand): Remove.
15283 (spu_mov_operand): Update.
15284 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15285 * config/spu/spu.c (regno_aligned_for_load): Remove.
15286 (reg_aligned_for_addr, spu_expand_load): Define.
15287 (spu_expand_extv): Reimplement and handle MEM.
15288 (spu_expand_insv): Handle MEM.
15289 (spu_sched_reorder): Handle insn's with length 0.
15290 (spu_legitimate_address_p): Reimplement.
15291 (store_with_one_insn_p): Return TRUE for any mode with size
15292 larger than 16 bytes.
15293 (address_needs_split): Define.
15294 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15296 (spu_convert_move): Define.
15297 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15298 (spu_split_store): Change all MEM's to TImode.
15299 (spu_init_expanders): Preallocate registers that correspond to
15300 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15302 (spu_split_convert): Define.
15303 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15304 (_move<mode>, _movdi, _movti): Update predicate and condition.
15305 (load, store): Change to define_split.
15306 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15308 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15309 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15310 define_insn_and_split of lshr<mode>3.
15311 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15312 (<v>ashr<mode>3_imm): Define.
15313 (extv, extzv, insv): Allow MEM operands.
15314 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15315 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15316 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15317 (_spu_convert2): Change to define_insn_and_split and remove the
15318 corresponding define_peephole2.
15319 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15320 Change predicates to memory_operand.
15322 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15324 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15326 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15328 PR tree-optimization/40219
15329 * tree.c (iterative_hash_expr): Make sure the builtin function is
15330 a normal builtin function and not a front end or back end builtin
15331 before indexing into the built_in_decls array.
15333 2009-05-22 Richard Guenther <rguenther@suse.de>
15335 PR middle-end/38964
15336 * alias.c (write_dependence_p): Do not use TBAA for answering
15337 anti-dependence or output-dependence.
15338 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15339 (emit_pointer_definition): Remove.
15340 (emit_alias_warning): Likewise.
15341 (find_what_var_points_to): Remove TBAA pruning code.
15342 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15344 (compute_points_to_sets): Remove code computing the set of
15345 dereferenced pointers.
15346 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15347 oracle for querying anti and output dependencies.
15348 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15349 if TBAA may be applied.
15350 (refs_anti_dependent_p): New function.
15351 (refs_output_dependent_p): Likewise.
15352 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15353 (refs_output_dependent_p): Likewise.
15354 * doc/tree-ssa.texi (Memory model): New section.
15355 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15356 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15357 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15358 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15359 * expr.c (expand_expr_real_1): Likewise.
15360 * gimple-low.c (lower_stmt): Likewise.
15361 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15362 (dump_gimple_cdt): Remove.
15363 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15364 (gimple_size): Likewise.
15365 (walk_gimple_op): Likewise.
15366 (is_gimple_stmt): Likewise.
15367 (walk_stmt_load_store_addr_ops): Likewise.
15368 (gimple_build_cdt): Remove.
15369 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15370 * gimple.h (gimple_cdt_new_type): Remove.
15371 (gimple_cdt_new_type_ptr): Likewise.
15372 (gimple_cdt_set_new_type): Likewise.
15373 (gimple_cdt_location): Likewise.
15374 (gimple_cdt_location_ptr): Likewise.
15375 (gimple_cdt_set_location): Likewise.
15376 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15377 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15378 GIMPLE_CHANGE_DYNAMIC_TYPE.
15379 (verify_types_in_gimple_stmt): Likewise.
15380 * tree-inline.c (estimate_num_insns): Likewise.
15381 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15382 (copy_decl_to_var): Likewise.
15383 (copy_result_decl_to_var): Likewise.
15384 * tree-pretty-print.c (dump_generic_node): Do not handle
15385 CHANGE_DYNAMIC_TYPE_EXPR.
15386 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15387 * tree-ssa-operands.c (get_expr_operands): Likewise.
15388 * tree-ssa-structalias.c (struct variable_info): Remove
15389 no_tbaa_pruning member.
15390 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15391 (unify_nodes): Do not copy it.
15392 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15393 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15394 (set_uids_in_ptset): Do not check it.
15395 (find_what_var_points_to): Likewise.
15396 (compute_tbaa_pruning): Remove.
15397 (compute_points_to_sets): Do not call it.
15398 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15399 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15400 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15401 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15402 (DECL_NO_TBAA_P): Likewise.
15403 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15404 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15405 (expand_omp_atomic_pipeline): Do not set it.
15406 * print-tree.c (print_node): Do not dump it.
15407 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15410 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15413 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15416 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15418 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15421 2009-05-22 Ben Elliston <bje@au.ibm.com>
15423 * Makefile.in (bversion.h, s-bversion): New targets.
15424 (TOPLEV_H): Add bversion.h.
15425 * toplev.h: Include "bversion.h".
15426 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15427 the __format__ attribute only if compiling with the same version
15428 of GCC as the sources (the "build version").
15430 2009-05-22 Ben Elliston <bje@au.ibm.com>
15432 * c-format.c (handle_format_attribute): Fix comment typo.
15434 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15437 * config/ia64/ia64.opt (mfused-madd): New.
15438 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15439 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15440 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15441 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15442 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15443 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15444 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15445 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15446 instruction if !TARGET_FUSED_MADD.
15447 (fpma, fpms): Remove colon from name.
15449 2009-05-22 Richard Guenther <rguenther@suse.de>
15451 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15452 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15453 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15455 (create_expression_by_pieces): Only convert if necessary.
15456 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15457 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15459 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15461 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15462 regular pattern from a template and rename it ...
15463 (*extzv_truncsi_exts): ... to this.
15465 2009-05-21 Richard Guenther <rguenther@suse.de>
15467 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15468 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15469 (cgraph_default_inline_p): Likewise.
15470 (cgraph_decide_inlining_incrementally): Likewise.
15472 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15473 Uros Bizjak <ubizjak@gmail.com>
15475 * config/i386/cpuid.h (bit_MOVBE): New.
15477 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15479 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15480 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15481 (ix86_handle_option): Handle OPT_mmovbe.
15482 (ix86_target_string): Add -mmovbe.
15483 (pta_flags): Add PTA_MOVBE.
15484 (processor_alias_table): Add PTA_MOVBE to "atom".
15485 (override_options): Handle PTA_MOVBE.
15487 * config/i386/i386.h (TARGET_MOVBE): New.
15489 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15490 (*bswapsi_movbe): New.
15491 (*bswapdi_movbe): Likewise.
15492 (bswapdi2): Renamed to ...
15493 (*bswapdi_1): This.
15494 (bswapdi2): New expander.
15496 * config/i386/i386.opt (mmovbe): New.
15498 * doc/invoke.texi: Document -mmovbe.
15500 2009-05-21 Taras Glek <tglek@mozilla.com>
15502 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15503 * gcc-plugin.h (plugin_init): Updated signature.
15504 * gcc-plugin.h (plugin_name_args): Moved to this header.
15505 * doc/plugins.texi (plugin_init): Updated documention to reflect
15507 * doc/plugins.texi (plugin_name_args): Added to documention.
15509 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15511 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15512 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15514 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15516 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15517 JUMP_TABLE_DATA_P predicates where applicable.
15518 * config/i386/predicates.md: Ditto.
15519 * config/i386/sse.md: Ditto.
15521 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15523 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15524 operand2 -128 override length_immediate attribute to 1.
15525 * config/i386/predicates.md (constm128_operand): New predicate.
15527 * config/i386/i386.c (memory_address_length): Handle %r12
15528 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15530 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15531 mode look through optional ZERO_EXTEND and SUBREG.
15532 * config/i386/i386.md (R12_REG): New define_constant.
15533 (prefix_data16): For sse unit set also for MODE_TI insns.
15534 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15535 insns set if operand 1 is ext_QIreg_operand.
15536 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15537 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15539 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15540 mode from MODE_DI to MODE_SI.
15541 (movdi_1_rex64): Override modrm and length_immediate attributes
15542 only for movabs (TYPE_IMOV, alternative 2).
15543 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15544 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15545 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15546 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15547 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15548 prefix_rex attribute if DImode.
15549 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15550 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15551 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15552 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15553 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15554 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15555 Likewise. For TYPE_IMOV clear length_immediate attribute.
15556 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15557 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15558 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15559 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15560 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15561 or one operand TYPE_ISHIFT.
15562 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15563 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15564 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15565 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15566 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15567 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15568 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15569 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15570 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15571 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15572 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15573 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15574 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15575 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15576 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15577 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15578 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15579 set mode attribute, don't override length attribute.
15580 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15582 (return_internal_long): Set length attribute to 2 instead of 1.
15583 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15584 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15585 prefix_rex attribute.
15586 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15588 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15590 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15592 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15594 2009-05-20 Ian Lance Taylor <iant@google.com>
15596 * tree.c (build_tree_list_vec_stat): New function.
15597 (ctor_to_vec): New function.
15598 (build_nt_call_vec): New function.
15599 (build_call_array): Change args to be a const pointer.
15600 (build_call_vec): New function.
15601 * tree.h (build_nt_call_vec): Declare.
15602 (build_tree_list_vec_stat): Declare.
15603 (build_tree_list_vec): Define.
15604 (build_call_array): Update declaration.
15605 (build_call_vec): Declare.
15606 (ctor_to_vec): Declare.
15607 * c-common.c (tree_vector_cache): New static variable.
15608 (make_tree_vector): New function.
15609 (release_tree_vector): New function.
15610 (make_tree_vector_single): New function.
15611 (make_tree_vector_copy): New function.
15612 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15613 (make_tree_vector_single, make_tree_vector_copy): Declare.
15614 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15615 (c_parser_expr_list): Don't manage cache here, instead call
15617 (c_parser_release_expr_list): Remove static function.
15618 (c_parser_vec_to_tree_list): Remove static function.
15619 (c_parser_attributes): Call build_tree_list_vec instead of
15620 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15621 c_parser_release_expr_list.
15622 (c_parser_postfix_expression_after_primary): Likewise.
15623 (c_parser_objc_keywordexpr): Likewise.
15625 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15627 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15628 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15629 TARGET_CONVERT_TO_TYPE.
15630 * hooks.c (hook_tree_const_tree_null): Define.
15631 * hooks.h (hook_tree_const_tree_null): Declare.
15632 * target.h (struct gcc_target): Add invalid_parameter_type,
15633 invalid_return_type, promoted_type, and convert_to_type fields.
15634 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15635 (TARGET_INVALID_RETURN_TYPE): Define.
15636 (TARGET_PROMOTED_TYPE): Define.
15637 (TARGET_CONVERT_TO_TYPE): Define.
15638 (TARGET_INITIALIZER): Update for new fields.
15639 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15640 (grokparms): Check targetm.invalid_parameter_type.
15641 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15642 * c-convert.c (convert): Check targetm.convert_to_type.
15644 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15646 * config/mips/mips.md (*extenddi_truncate<mode>,
15647 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15649 (*extendhi_truncateqi): New define_insn_and_sptit.
15651 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15653 PR middle-end/40204
15654 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15655 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15657 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15659 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15660 the operand of VIEW_CONVERT_EXPR.
15662 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15664 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15665 extended family and model for Intel processors. Support Intel Atom.
15667 2009-05-20 Olivier Hainque <hainque@adacore.com>
15669 * gstab.h (stab_code_type): Define, to be used instead of the
15670 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15672 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15673 occurrences by stab_code_type.
15674 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15676 2009-05-20 Martin Jambor <mjambor@suse.cz>
15678 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15679 (sra_insert_before): Likewise.
15680 (sra_insert_after): Likewise.
15681 (sra_init_cache): Likewise.
15682 (sra_type_can_be_decomposed_p): Likewise.
15683 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15684 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15685 (sra_insert_before): Likewise.
15686 (sra_insert_after): Likewise.
15687 (sra_init_cache): Likewise.
15688 (insert_edge_copies_seq): Made static and moved upwards.
15690 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15693 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15695 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15696 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15699 2009-05-20 Richard Guenther <rguenther@suse.de>
15701 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15702 with mismatched comparison modes.
15704 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15706 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15707 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15708 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15709 with shifts for Thumb2.
15710 (orsi_notsi): New for orn.
15711 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15712 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15713 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15714 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15715 Don't invert remainder for IOR.
15717 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15719 PR tree-optimization/40087
15720 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15721 number_of_iterations_ne): Rename never_infinite argument.
15722 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15723 number_of_iterations_le): Handle pointer-type ivs when
15724 exit_must_be_taken is false.
15725 (number_of_iterations_cond): Do not always assume that
15726 exit_must_be_taken if the control variable is a pointer.
15728 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15730 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15731 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15733 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15735 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15736 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15738 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15741 * c.opt (Wlogical-op): Disabled by default.
15742 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15744 * doc/invoke.texi (Wlogical-op): Likewise.
15746 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15748 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15750 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15751 Propagate the type of the first operand.
15752 <ASSERT_EXPR>: Simplify.
15753 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15754 Rewrite using the RHS code as discriminant.
15755 <NOP_EXPR>: Turn into CASE_CONVERT.
15756 <PLUS_EXPR>: Propagate the type of the first operand.
15758 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15760 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15761 (ia64_dconst_0_375): New.
15762 * config/ia64/ia64.c (ia64_override_options): Remove
15763 -minline-sqrt-min-latency warning.
15764 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15765 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15766 * config/ia64/ia64.md (*sqrt_approx): Remove.
15767 (sqrtsf2): Remove #if 0.
15768 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15769 (sqrtdf): Remove assert.
15770 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15771 (sqrtxf2): Remove #if 0.
15772 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15773 * div.md (sqrt_approx_rf): New.
15774 (sqrtsf2_internal_thr): New implementation.
15775 (sqrtsf2_internal_lat): New.
15776 (sqrtdf2_internal_thr: New implementation.
15777 (sqrtxf2_internal): New implementation.
15779 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15780 Hans-Peter Nilsson <hp@axis.com>
15782 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15783 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15784 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15785 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15786 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15787 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15788 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15789 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15790 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15791 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15792 * c-common.c: ...from here.
15794 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15796 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15798 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15800 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15802 2009-05-19 Ben Elliston <bje@au.ibm.com>
15804 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15805 assignments with memcpy calls.
15806 (add_fdes): Likewise.
15807 (binary_search_unencoded_fdes): Likewise.
15808 (linear_search_fdes): Eliminate type puns.
15810 2009-05-19 Richard Guenther <rguenther@suse.de>
15812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
15813 not falsely claim to have propagated into all uses.
15815 2009-05-19 Ben Elliston <bje@au.ibm.com>
15817 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
15820 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15822 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
15823 * config/sh/sh.c (sh_legitimate_address_p): Make static.
15824 (TARGET_LEGITIMATE_ADDRESS_P): New.
15825 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15826 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15828 2009-05-18 Dodji Seketeli <dodji@redhat.com>
15831 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
15832 child of the containing namespace's DIE.
15834 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
15836 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
15837 *zero_extendhi_truncqi): Move after the zero_extend patterns.
15838 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
15841 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
15844 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
15845 gen_align with gen_pad.
15846 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
15847 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
15849 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
15850 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15852 * config/i386/i386.md (align): Renamed to ...
15853 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
15854 ASM_OUTPUT_MAX_SKIP_PAD.
15856 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
15858 * config.gcc: Fix variable syntax.
15861 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
15862 before calling exact_log2.
15863 (output_iorsi3): Likewise.
15864 (output_xorsi3): Likewise.
15866 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
15868 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
15869 for the none zero constant operand except for EQ and NE
15870 comprisons even when the first operand is R0.
15872 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
15874 * config/s390/2064.md: Remove trailing whitespaces.
15875 * config/s390/2084.md: Likewise.
15876 * config/s390/constraints.md: Likewise.
15877 * config/s390/fixdfdi.h: Likewise.
15878 * config/s390/libgcc-glibc.ver: Likewise.
15879 * config/s390/s390-modes.def: Likewise.
15880 * config/s390/s390-protos.h: Likewise.
15881 * config/s390/s390.c: Likewise.
15882 * config/s390/s390.h: Likewise.
15883 * config/s390/s390.md: Likewise.
15884 * config/s390/tpf-unwind.h: Likewise.
15886 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15888 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
15890 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15893 * configure.ac (m68k-*-*): Check if binutils support TLS.
15894 * configure: Regenerate.
15895 * config/m68k/predicates.md (symbolic_operand): Extend comment.
15896 * config/m68k/constraints.md (Cu): New constraint.
15897 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
15898 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
15899 (movsi): Handle TLS symbols.
15900 (addsi3_5200): Handle XTLS symbols, indent.
15901 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
15902 (m68k_tls_reference_p): Declare.
15903 (m68k_legitimize_address): Declare.
15904 (m68k_unwrap_symbol): Declare.
15905 * config/m68k/m68k.opt (mxtls): New option.
15906 * config/m68k/m68k.c (ggc.h): Include.
15907 (m68k_output_dwarf_dtprel): Implement hook.
15908 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15909 (m68k_expand_prologue): Load GOT pointer when function needs it.
15910 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
15911 (m68k_legitimate_constant_address_p): Same.
15912 (m68k_decompose_address): Handle TLS references.
15913 (m68k_get_gp): New static function.
15914 (enum m68k_reloc): New contants.
15915 (TLS_RELOC_P): New macro.
15916 (m68k_wrap_symbol): New static function.
15917 (m68k_unwrap_symbol): New function.
15918 (m68k_final_prescan_insn_1): New static function.
15919 (m68k_final_prescan_insn): New function.
15920 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
15922 (legitimize_pic_address): Handle TLS references..
15923 (m68k_tls_get_addr, m68k_get_tls_get_addr)
15924 (m68k_libcall_value_in_a0_p)
15925 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
15926 (m68k_call_m68k_read_tp): Helper variables and functions for ...
15927 (m68k_legitimize_tls_address): Handle TLS references.
15928 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
15930 (m68k_legitimize_address): Handle TLS symbols.
15931 (m68k_get_reloc_decoration): New static function.
15932 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
15934 (m68k_output_dwarf_dtprel): Implement hook.
15935 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
15936 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
15937 m68k_call_* routines.
15938 (sched_attr_op_type): Handle TLS symbols.
15939 (gt-m68k.h): Include.
15940 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
15941 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
15943 2009-05-18 Martin Jambor <mjambor@suse.cz>
15945 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
15946 (visit_store_addr_for_mod_analysis): New function.
15947 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
15948 (determine_cst_member_ptr): Use gimple_assign_single_p.
15949 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
15950 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
15951 operands. Don't check number of operands of a NOP_EXPR.
15953 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
15955 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
15957 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
15960 * c-common.c (warn_logical_operator): Don't warn if one of
15961 expression isn't always true or false.
15963 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
15965 * config/i386/biarch32.h: New file.
15966 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
15968 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
15970 * config/mips/mips.md (*zero_extend<mode>_trunchi,
15971 *zero_extend<mode>_truncqi): Merge these into ...
15972 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
15973 Name the pattern following this as *zero_extendhi_truncqi.
15975 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
15977 PR middle-end/39301
15978 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
15979 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
15980 (output_info): Make field HOST_WIDEST_INT.
15981 (print_statistics): Use HOST_WIDEST_INT_PRINT.
15982 (dump_bitmat_statistics): Same.
15984 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
15986 * config.gcc (use_gcc_stdint): Set to wrap.
15987 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15988 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15989 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15990 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15991 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15992 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15993 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15994 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15996 2009-05-16 Joseph Myers <joseph@codesourcery.com>
15998 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16000 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16001 Move definitions earlier.
16002 (OPT_ARCH64, OPT_ARCH32): Define.
16003 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16006 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16009 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16012 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16014 * arm.md (movdi2): Copy non-reg values to DImode registers.
16016 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16019 * final.c (label_to_max_skip): New function.
16020 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16021 CODE_LABEL_NUMBER <= max_labelno.
16022 * output.h (label_to_max_skip): New prototype.
16023 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16024 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16025 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16026 Handle CODE_LABELs with >= 16 byte alignment or with
16027 max_skip == (1 << align) - 1.
16028 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16029 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16032 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16033 .p2align 3 if MAX_SKIP is smaller than 7.
16034 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16036 2009-05-15 Ian Lance Taylor <iant@google.com>
16038 * alias.c (struct alias_set_entry_d): Rename from struct
16039 alias_set_entry. Change all uses.
16040 * except.c (struct call_site_record_d): Rename from struct
16041 call_site_record. Change all uses.
16042 * except.h (struct eh_region_d): Rename from struct eh_region.
16044 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16046 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16047 ivtype_map_elt. Change all uses.
16048 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16050 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16051 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16053 (struct sese_d): Rename from struct sese. Change all uses.
16054 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16055 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16056 * optabs.h (struct optab_d): Rename from struct optab. Change all
16058 (struct convert_optab_d): Rename from struct convert_optab.
16060 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16061 ipa_opt_pass. Change all uses.
16062 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16065 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16066 defined as a typedef.
16067 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16070 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16073 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16075 (merge_ranges): Returns bool.
16076 * tree.h (make_range): .. to here.
16077 (build_range_check): Likewise.
16078 (merge_ranges): Likewise. Renamed from merge_ranges.
16079 * c-typeck.c (parser_build_binary_op): Update calls to
16080 warn_logical_operator.
16081 * c-common.c (warn_logical_operator): Add new warning.
16082 * c-common.h (warn_logical_operator): Update declaration.
16084 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16086 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16088 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16090 * doc/install.texi: Document MPC requirements, flags etc.
16092 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16093 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16094 Evaluate constant arguments.
16095 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16096 (fold_builtin_1): Likewise, also evaluate constant arguments.
16097 Remove superfluous break.
16098 (do_mpc_ckconv): New.
16099 * real.h: Include mpc.h.
16100 * toplev.c (print_version): Output MPC version info if available.
16102 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16104 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16106 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16108 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16111 2009-05-15 Jan Hubicka <jh@suse.cz>
16113 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16114 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16115 (try_inline): Fix return value.
16116 (cgraph_decide_inlining_incrementally): Honor new value.
16117 (cgraph_early_inlining): Handle indirect inlining.
16118 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16120 2009-05-15 Jan Hubicka <jh@suse.cz>
16122 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16123 * cgraphunit.c (cgraph_finalize_function): Set it.
16124 (cgraph_expand_function): Use it.
16126 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16128 * real.c (encode_ieee_half): Define.
16129 (decode_ieee_half): Define.
16130 (ieee_half_format): Define.
16131 (arm_half_format): Define.
16132 * real.h (ieee_half_format): Declare.
16133 (arm_half_format): Declare.
16135 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16137 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16138 swapped, and reversed optabs exist before trying to use them.
16140 2009-05-15 Paul Brook <paul@codesourcery.com>
16141 Sandra Loosemore <sandra@codesourcery.com>
16143 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16144 loads. Allow PRE_DEC.
16145 (output_move_neon): Handle PRE_DEC.
16146 (arm_print_operand): Add 'A' for neon structure loads.
16147 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16148 * config/arm/neon.md (neon_mov): Update comment.
16149 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16151 (Um): New constraint.
16153 2009-05-15 Jan Hubicka <jh@suse.cz>
16155 Revert the following patch until testsuite fallout is fixed:
16156 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16157 * cgraph.h (struct inline_summary): New filed self_wize,
16158 size_inlining_benefit, self_time and time_inlining_benefit.
16159 (struct cgraph_global_info): Replace insns by time ans size fields.
16160 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16161 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16162 (ipcp_update_callgraph): Do not touch function bodies.
16163 * ipa-inline.c: Include except.h
16164 (MAX_TIME): New constant.
16165 (overall_insns): Remove
16166 (overall_size, max_benefit): New static variables.
16167 (cgraph_estimate_time_after_inlining): New function.
16168 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16169 (cgraph_clone_inlined_nodes): Update size.
16170 (cgraph_mark_inline_edge): Update size.
16171 (cgraph_estimate_growth): Use size info.
16172 (cgraph_check_inline_limits): Check size.
16173 (cgraph_default_inline_p): Likewise.
16174 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16175 (cgraph_decide_recursive_inlining): Check size.
16176 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16178 (cgraph_decide_inlining): Likewise.
16179 (cgraph_decide_inlining_incrementally): Likewise; honor
16180 PARAM_EARLY_INLINING_INSNS.
16181 (likely_eliminated_by_inlining_p): New predicate.
16182 (estimate_function_body_sizes): New function.
16183 (compute_inline_parameters): Use it.
16184 * except.c (must_not_throw_labels): New function.
16185 * except.h (must_not_throw_labels): Declare.
16186 * tree-inline.c (init_inline_once): Kill inlining_weigths
16187 * tree-ssa-structalias.c: Avoid uninitialized warning.
16188 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16189 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16190 (PARAM_INLINE_CALL_COST): Remove.
16191 (PARAM_EARLY_INLINING_INSNS): New.
16193 2009-05-15 Richard Guenther <rguenther@suse.de>
16195 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16196 not TODO_update_ssa.
16198 2009-05-15 Richard Guenther <rguenther@suse.de>
16200 PR tree-optimization/39999
16201 * gimple.h (gimple_expr_type): Use the expression type looking
16202 through useless conversions.
16203 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16204 (vn_nary_op_insert_stmt): Likewise.
16205 (simplify_binary_expression): Likewise.
16207 2009-05-15 Richard Guenther <rguenther@suse.de>
16209 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16210 New options, enabled by default.
16211 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16213 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16214 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16215 * tree-ssa-structalias.c (gate_tree_pta): New function.
16216 (pass_build_alias): Use it.
16218 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16220 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16221 recurse on an invariant address if a conversion from a pointer
16222 type to a wider integer type is involved.
16224 2009-05-15 Jan Hubicka <jh@suse.cz>
16226 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16227 * cgraph.h (struct inline_summary): New filed self_wize,
16228 size_inlining_benefit, self_time and time_inlining_benefit.
16229 (struct cgraph_global_info): Replace insns by time ans size fields.
16230 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16231 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16232 (ipcp_update_callgraph): Do not touch function bodies.
16233 * ipa-inline.c: Include except.h
16234 (MAX_TIME): New constant.
16235 (overall_insns): Remove
16236 (overall_size, max_benefit): New static variables.
16237 (cgraph_estimate_time_after_inlining): New function.
16238 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16239 (cgraph_clone_inlined_nodes): Update size.
16240 (cgraph_mark_inline_edge): Update size.
16241 (cgraph_estimate_growth): Use size info.
16242 (cgraph_check_inline_limits): Check size.
16243 (cgraph_default_inline_p): Likewise.
16244 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16245 (cgraph_decide_recursive_inlining): Check size.
16246 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16248 (cgraph_decide_inlining): Likewise.
16249 (cgraph_decide_inlining_incrementally): Likewise; honor
16250 PARAM_EARLY_INLINING_INSNS.
16251 (likely_eliminated_by_inlining_p): New predicate.
16252 (estimate_function_body_sizes): New function.
16253 (compute_inline_parameters): Use it.
16254 * except.c (must_not_throw_labels): New function.
16255 * except.h (must_not_throw_labels): Declare.
16256 * tree-inline.c (init_inline_once): Kill inlining_weigths
16257 * tree-ssa-structalias.c: Avoid uninitialized warning.
16258 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16259 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16260 (PARAM_INLINE_CALL_COST): Remove.
16261 (PARAM_EARLY_INLINING_INSNS): New.
16262 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16263 (inline-call-cost): Remove.
16264 (early-inlining-insns): New.
16266 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16268 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16270 (print_int_cst_bounds_in_octal_p): Likewise.
16271 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16273 * dwarf2out.c (base_type_die): Likewise.
16274 (is_subrange_type): Delete.
16275 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16276 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16277 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16278 if the destination type is boolean.
16279 (build_range_check): Do not special-case subtypes.
16280 (fold_sign_changed_comparison): Likewise.
16281 (fold_unary): Likewise.
16282 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16283 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16284 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16285 * tree.c (subrange_type_for_debug_p): New predicate based on the
16286 former is_subrange_type.
16287 * tree.h (subrange_type_for_debug_p): Declare.
16288 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16289 (convert_affine_scev): Remove call to above function.
16290 (chrec_convert_aggressive): Likewise.
16291 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16292 false for conversions involving subtypes.
16293 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16294 (vrp_val_min): Likewise.
16295 (needs_overflow_infinity): Likewise.
16296 (extract_range_from_unary_expr): Likewise.
16298 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16300 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16301 * config/frv/frv.c: Likewise.
16302 * config/s390/s390.c: Likewise.
16303 * config/sparc/sparc.h: Likewise.
16304 * config/i386/i386.h: Likewise.
16305 * config/i386/i386.c: Likewise.
16306 * config/crx/crx.c: Likewise.
16307 * config/m68hc11/m68hc11.h: Likewise.
16308 * config/iq2000/iq2000.c: Likewise.
16309 * config/mn10300/mn10300.h: Likewise.
16310 * config/mn10300/mn10300.c: Likewise.
16311 * config/m68k/m68k.c: Likewise.
16312 * config/rs6000/rs6000.c: Likewise.
16313 * config/rs6000/xcoff.h: Likewise.
16314 * config/rs6000/linux64.h: Likewise.
16315 * config/rs6000/sysv4.h: Likewise.
16316 * config/score/score3.c: Likewise.
16317 * config/score/score7.c: Likewise.
16318 * config/score/score.c: Likewise.
16319 * config/arm/arm.md: Likewise.
16320 * config/mips/mips.c: Likewise.
16321 * config/mips/mips.md: Likewise.
16322 * config/bfin/bfin.h: Likewise.
16323 * config/pa/pa.c: Likewise.
16324 * config/pa/constraints.md: Likewise.
16326 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16327 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16328 * config/pdp11/pdp11.h: Use memory_address_p instead.
16330 2009-05-14 Ian Lance Taylor <iant@google.com>
16332 * passes.c (finish_optimization_passes): Change i to int.
16333 * plugin.c (plugins_active_p): Change event to int.
16334 (dump_active_plugins): Likewise.
16335 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16337 * tree.c (tree_range_check_failed): Change c to unsigned int.
16338 (omp_clause_range_check_failed): Likewise.
16339 (build_common_builtin_nodes): Change mode to int. Add cast.
16340 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16341 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16343 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16344 ++ or -- with a variable of enum type.
16346 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16349 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16351 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16353 * store-motion.c: Do not include params.h
16354 * Makefile.in: Fix dependencies for various files.
16356 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16358 * auto-inc-dec.c: Fix pass description, remove apparent
16359 accidental duplication.
16361 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16363 PR middle-end/40147
16364 * ipa-utils.h (memory_identifier_string): Moved to ...
16365 * tree.h (memory_identifier_string): Here. Add GTY(()).
16367 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16369 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16370 in the former documentation of...
16371 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16372 * ira-conflicts.c (get_dup_num): Use address_operand.
16373 * targhooks.c (default_legitimate_address_p): New.
16374 * targhooks.h (default_legitimate_address_p): New.
16375 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16377 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16378 * target.h (struct target): Add legitimate_address_p.
16379 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16380 (TARGET_INITIALIZER): Include it.
16382 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16383 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16384 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16385 (TARGET_LEGITIMATE_ADDRESS_P): New.
16387 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16388 (REG_OK_STRICT_P): Delete.
16389 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16390 (frv_legitimate_address_p_1): ... this.
16391 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16392 (frv_legitimate_address_p_1): ... the renamed old
16393 frv_legitimate_address_p.
16394 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16395 (TARGET_LEGITIMATE_ADDRESS_P): New.
16397 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16398 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16399 * config/s390/s390.c (legitimate_address_p): Rename to...
16400 (s390_legitimate_address_p): ... this, make static.
16401 (legitimize_address): Adjust call.
16402 (TARGET_LEGITIMATE_ADDRESS_P): New.
16403 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16405 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16406 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16407 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16408 (TARGET_LEGITIMATE_ADDRESS_P): New.
16410 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16411 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16412 * config/spu/spu.c (spu_legitimate_address): Rename to...
16413 (spu_legitimate_address_p): ... this, make static.
16414 (TARGET_LEGITIMATE_ADDRESS_P): New.
16416 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16417 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16418 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16419 (sparc_legitimate_address_p): ... this, make static and return bool.
16420 (legitimize_address): Adjust call.
16421 (TARGET_LEGITIMATE_ADDRESS_P): New.
16423 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16424 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16425 * config/i386/i386.c (legitimate_address_p): Rename to...
16426 (ix86_legitimate_address_p): ... this, make static.
16427 (constant_address_p): Move after it, adjust call.
16428 (TARGET_LEGITIMATE_ADDRESS_P): New.
16430 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16431 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16432 * config/avr/avr.c (legitimate_address_p): Rename to...
16433 (avr_legitimate_address_p): ... this, make static.
16434 (legitimize_address): Adjust call.
16435 (TARGET_LEGITIMATE_ADDRESS_P): New.
16437 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16438 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16439 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16440 (TARGET_LEGITIMATE_ADDRESS_P): New.
16442 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16443 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16444 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16445 (TARGET_LEGITIMATE_ADDRESS_P): New.
16447 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16448 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16450 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16452 (TARGET_LEGITIMATE_ADDRESS_P): New.
16454 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16455 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16457 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16459 (m68hc11_legitimate_address_p): ... this, make static.
16460 (go_if_legitimate_address_internal): Rename to...
16461 (m68hc11_legitimate_address_p_1): ... this.
16462 (legitimize_address): Adjust call.
16463 (TARGET_LEGITIMATE_ADDRESS_P): New.
16465 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16466 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16467 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16468 (TARGET_LEGITIMATE_ADDRESS_P): New.
16470 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16471 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16472 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16473 (mn10300_legitimate_address_p): ... this, make static.
16474 (TARGET_LEGITIMATE_ADDRESS_P): New.
16476 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16477 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16478 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16479 (TARGET_LEGITIMATE_ADDRESS_P): New.
16481 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16482 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16483 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16484 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16485 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16486 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16487 (rs6000_legitimate_address_p): ... this, make static.
16488 (TARGET_LEGITIMATE_ADDRESS_P): New.
16489 (REG_MODE_OK_FOR_BASE_P): Delete.
16490 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16492 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16493 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16495 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16496 static, adjust types.
16497 (TARGET_LEGITIMATE_ADDRESS_P): New.
16499 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16500 * config/score/score.c (score_address_p): Rename to...
16501 (score_legitimate_address_p): ... this.
16502 (TARGET_LEGITIMATE_ADDRESS_P): New.
16503 * config/score/score3.c (score3_address_p): Rename to...
16504 (score3_legitimate_address_p): ... this.
16505 * config/score/score7.c (score7_address_p): Rename to...
16506 (score7_legitimate_address_p): ... this.
16508 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16509 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16510 GO_IF_LEGITIMATE_ADDRESS): Delete.
16511 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16512 thumb2_legitimate_address_p): Delete.
16513 (arm_legitimate_address_p): Rename to...
16514 (arm_legitimate_address_outer_p): ... this.
16515 * config/arm/constraints.md ("Uq"): Adjust call.
16516 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16517 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16519 (arm_legitimate_address_outer_p): ... this.
16520 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16522 (TARGET_LEGITIMATE_ADDRESS_P): New.
16524 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16525 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16526 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16527 (TARGET_LEGITIMATE_ADDRESS_P): New.
16529 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16530 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16531 * config/vax/vax.c (legitimate_address_p): Rename to...
16532 (vax_legitimate_address_p): ... this, make static.
16533 (TARGET_LEGITIMATE_ADDRESS_P): New.
16535 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16536 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16537 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16538 (TARGET_LEGITIMATE_ADDRESS_P): New.
16540 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16541 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16542 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16543 (mmix_legitimate_address_p): ... this, make static.
16544 (TARGET_LEGITIMATE_ADDRESS_P): New.
16546 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16547 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16548 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16549 (TARGET_LEGITIMATE_ADDRESS_P): New.
16551 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16553 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16554 of MODE_COMPLEX_INT.
16556 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16558 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16559 LCT_NORMAL in function call.
16560 * mips-tdump.c (print_file_desc): Add cast to enum type.
16561 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16562 (mark_stabs): Add casts to enum types.
16563 (parse_stabs_common): Add casts to enum types.
16565 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16567 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16568 Check for invalid values of LETTER.
16570 2009-05-13 Taras Glek <tglek@mozilla.com>
16572 * attribs.c (register_attribute): moved out attribute registration
16573 into register_attribute.
16574 * doc/plugins.texi: Documented register_attribute and
16576 * gcc-plugin.h: Added forward decl for register_attribute.
16577 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16578 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16579 PLUGIN_ATTRIBUTES boilerplate.
16581 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16583 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16584 values even in sentinel and empty entries.
16585 (ms_printf_flag_specs): Likewise.
16586 (ms_scanf_flag_specs): Likewise.
16587 (ms_strftime_flag_specs): Likewise.
16588 (ms_print_char_table): Likewise.
16589 (ms_scan_char_table): Likewise.
16590 (ms_time_char_table): Likewise.
16592 2009-05-13 Doug Kwan <dougkwan@google.com>
16594 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16596 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16598 * config/mips/mips.md (store): Add attributes for QI and HI.
16600 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16601 (truncdi<mode>2): ... this new pattern.
16603 2009-05-13 Brad Hards <bradh@kde.org>
16605 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16607 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16608 Ben Elliston <bje@au.ibm.com>
16610 PR middle-end/40035
16611 * dse.c (check_mem_read_rtx): Guard against width == -1.
16613 2009-05-13 Michael Matz <matz@suse.de>
16615 PR middle-end/39976
16616 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16617 (trivially_conflicts_p): New function.
16618 (insert_backedge_copies): Use it.
16620 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16622 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16623 (handle_stdc_pragma): Use new enum constant names.
16624 (handle_pragma_float_const_decimal64): Ditto.
16626 2009-05-13 Ian Lance Taylor <iant@google.com>
16628 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16631 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16633 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16634 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16636 * config/m68k/m68k.h (FL_UCLINUX): Define.
16638 2009-05-13 Jan Hubicka <jh@suse.cz>
16640 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16642 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16644 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16645 unless -fschedule-insns is specified.
16647 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16650 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16651 TARGET_EXPAND_CBRANCHDI4.
16652 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16653 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16654 (cmpeqdi): Fix comment.
16656 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16658 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16659 (sh_legitimate_address_p): Likewise.
16660 * config/sh/sh.c (sh_legitimate_index_p): New.
16661 (sh_legitimate_address_p): Likewise.
16662 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16663 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16664 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16665 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16666 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16667 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16668 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16669 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16670 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16672 2009-05-12 Jan Hubicka <jh@suse.cz>
16674 * tree-inline.c (estimate_operator_cost): Add operands;
16675 when division happens by constant, it is cheap.
16676 (estimate_num_insns): Loads and stores are not having cost of 0;
16677 EH magic stuff is cheap; when computing runtime cost of switch,
16678 use log2 base of amount of its cases; builtin_expect has cost of 0;
16679 compute cost for moving return value of call.
16680 (init_inline_once): Initialize time_based flags.
16681 * tree-inline.h (eni_weights_d): Add time_based flag.
16683 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16685 * df-core.c: Update head documentation.
16687 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16690 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16691 shadowing exisiting variable op1.
16693 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16696 * config/i386/driver-i386.c (processor_signatures): New enum.
16697 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16698 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16699 processor signature to detect geode processor.
16701 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16705 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16707 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16708 causes spurious differences between trunk and cond-optab branch.
16710 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16712 * dojump.c (compare_from_rtx): Delete.
16713 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16714 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16715 if the comparison does not satisfy the predicate; test predicates for
16716 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16717 further if one existing pattern fails.
16718 * expr.h (compare_from_rtx): Delete.
16719 (prepare_operand): Declare it.
16720 * optabs.c: Change "lib call" to "libcall" throughout.
16721 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16722 HAVE_conditional_trap, emit_cmp_insn): Delete.
16723 (can_compare_p): Delete cmp_optab case.
16724 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16725 Accept other parameters by value.
16726 (prepare_operand): Make non-static.
16727 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16728 other parameters by value. Try to widen operands here based on
16729 an optab_methods argument and looking at cbranch_optab.
16730 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16731 loop. Use cbranch_optab directly.
16732 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16733 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16735 (emit_conditional_move, emit_conditional_add): Inline what's needed
16736 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16737 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16738 with COMPARE. Move cmov_optab and cstore_optab above
16739 with cbranch_optab, move cmp_optab down with ucmp_optab,
16740 remove tst_otpab. Do not initialize trap_rtx.
16741 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16742 for trap code. Do not check HAVE_conditional_trap. Use
16743 prepare_cmp_insn. Accept no predicate for operand 3.
16744 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16745 (OTI_ctrap, ctrap_optab): New.
16746 (tst_optab): Delete.
16747 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16748 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16749 with lookup of ctrap_optab.
16750 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16752 (ctrap_optab): New.
16754 * combine.c (combine_simplify_rtx, simplify_set): Do not
16755 special case comparing against zero for cc0 machines.
16756 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16757 COMPARE on cc0 machines.
16758 (simplify_relational_operation): Return a new expression when
16759 a COMPARE could be removed.
16760 * final.c (final_scan_insn): Compare cc_status values
16761 against LHS of a (compare FOO (const_int 0)) cc0 source.
16762 Also check if cc_status.value is the full compare.
16764 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16765 (cstoreMM4): Document.
16766 (conditional_trap): Document ctrapMM4 instead.
16767 (sync_compare_and_swapMM): Refer to cbranchcc4.
16768 (Dependent Patterns): Eliminate obsolete information referring to
16769 the old jump optimization phase.
16770 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16771 of compares with 0 on cc0 machines.
16772 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16773 avoiding references to cc0. Remove text about storing operands
16775 * doc/tm.texi (Condition Codes): Include blurb on different
16776 condition code representations, separate into subsections for
16777 CC0, MODE_CC and conditional execution.
16779 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16780 alpha_emit_setcc): Accept operands and a machine mode.
16781 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16782 Get code/op0/op1 from operands, use machine mode argument
16783 instead of alpha_compare.fp_p. Emit the branch here.
16784 (alpha_emit_setcc): Likewise, and return boolean.
16785 (alpha_emit_conditional_move): Likewise. Assert that
16786 cmp_op_mode == cmp_mode, and simplify accordingly.
16787 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16788 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16789 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16791 (stack probe test): Use cbranchdi4.
16792 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16794 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16795 * config/arc/arc.h (movsicc, movsfcc): Use it.
16796 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16797 (cbranchsi4, cstoresi4): New.
16798 (cmpsi, bCC and sCC expanders): Remove.
16800 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16801 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16802 * config/arm/predicates.md (arm_comparison_operator): Only include
16803 floating-point operators if there is a hardware floating-point unit.
16804 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16805 deferring to cbranch_cc and cstore_cc respectively.
16806 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
16807 cbranch_cc, cstore_cc): New.
16808 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
16810 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
16812 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
16813 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
16815 (adjust_insn_length): Adjust calls.
16816 (avr_reorg): Handle (compare (foo) (const_int 0)).
16817 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
16818 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
16819 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
16820 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
16822 (cbranchqi4, cbranchhi4, cbranchsi4): New.
16823 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
16825 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
16826 (cbranchsi4, cstorebi4, cstoresi4): New.
16827 (movbisi): This insn is duplicate, split it to zero_extend.
16828 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
16829 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
16830 (bfin_optimize_loop): Use cbranch expander.
16831 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
16832 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
16833 (bfin_bimode_comparison_operator): ... this.
16834 (bfin_direct_comparison_operator): New.
16836 * config/cris/cris.c (cris_normal_notice_update_cc): Look
16837 inside (compare FOO (const_int 0)).
16838 (cris_rtx_costs): Handle ZERO_EXTRACT.
16839 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
16840 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
16841 (*tstdi_v32): Delete.
16842 (*cmpdi_non_v32): Add M alternative for operand 1.
16843 (cmpsi, cmp<mode>): Make private.
16844 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
16846 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
16848 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
16849 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
16850 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
16851 (cc_reg_operand): New.
16852 (any_cond): Delete.
16853 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
16854 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
16855 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
16856 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
16857 crx_expand_scond): Delete.
16859 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
16861 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
16862 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
16864 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
16865 cstoresi4, cstoresf4, cstoredf4): New.
16866 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
16867 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16868 Receive the entire operands array.
16869 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
16870 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
16871 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
16872 Get test/op0/op1 from the operands array.
16873 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
16875 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
16876 (h8300_expand_store): New.
16877 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
16879 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
16880 (h8300_expand_store): New.
16881 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
16882 or do not try to produce (set (cc0) REG).
16883 (peepholes): Wrap arguments with COMPARE. Add a peephole to
16884 change a compare into a move to a scratch register. Disable some
16885 peepholes when comparing with zero.
16886 (tstsi, tsthi, tstsi, cmpqi): Make private.
16888 (bCC, sCC): Delete.
16889 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
16892 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
16893 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
16894 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
16895 (ix86_emit_i387_log1p): Use cbranchxf2.
16896 (ix86_expand_setcc): Return void.
16897 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
16898 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
16899 cmp<MODEF>, cmpcc): Remove.
16900 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
16901 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
16902 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
16903 (sCC and bCC expanders): Remove.
16904 (stack_protect_test): Use cbranchcc4.
16906 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
16908 (ia64_expand_compare): Accept three rtx by reference and return void.
16909 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
16910 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
16911 from *expr. Update *expr with the BImode comparison to do.
16912 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
16913 cmptf, bCC, sCC, conditional_trap): Delete.
16914 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
16915 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
16916 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
16917 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
16918 * config/ia64/predicates.md (ia64_cbranch_operator): New.
16920 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
16921 type of last argument.
16922 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
16923 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
16924 use machine mode argument instead of branch_type. Remove dead
16925 code for floating-point comparisons.
16926 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
16927 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
16929 (cbranchsi4, cstoresi4): New.
16930 * config/iq2000/predicates.md (reg_or_const_operand): New.
16932 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
16933 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
16934 (b<code>_op): Rewrite to...
16935 (bcc_op): ... this, using match_operator.
16936 (s<code>_op): Rewrite to...
16937 (scc_op): ... this, using match_operator.
16938 (s<code>_24_op): Rewrite to...
16939 (scc_op_24): ... this, using match_operator.
16940 (s<code>_<mode>): Rewrite to...
16941 (cstore<mode>4): ... this, using match_operator.
16942 (s<code>_<mode>_24): Rewrite to...
16943 (cstore<mode>4_24): ... this, using match_operator.
16944 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
16945 m32c_unpend_compare, m32c_expand_scc): Delete.
16946 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
16947 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
16948 (m32c_expand_movcc): Change NE to EQ if necessary.
16949 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
16951 * config/m32r/m32r-protos.h (gen_cond_store): New.
16952 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
16953 (gen_cond_store): New, from sCC patterns.
16954 (m32r_expand_block_move): Use cbranchsi4.
16955 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
16956 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
16957 (cbranchsi4, cstoresi4): New.
16959 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
16961 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
16962 (m68hc11_notice_update_cc): Look into a compare with 0.
16963 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
16965 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
16966 cmphi, cmpqi, bCC): Delete.
16967 (cbranchsi4, cbranchhi4, cbranchqi4): New.
16968 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
16969 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
16972 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
16973 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
16974 * config/m68k/constraints.md (H): New.
16975 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
16976 the define_insn below.
16977 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
16978 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
16979 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
16980 patterns): Wrap RHS with COMPARE.
16981 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
16982 (*cmpdi_internal): Name this pattern.
16983 (cmpdi): Change to define_insn.
16984 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
16985 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
16986 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
16988 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
16989 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
16990 (conditional_trap): Change to...
16991 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
16992 (*conditional_trap): Use the ordered_comparison_operator and
16993 const1_operand predicates.
16994 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
16995 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
16996 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
16997 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
16999 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17000 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17001 (mcore_gen_compare): New.
17002 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17003 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17004 (mcore_gen_compare): ... this.
17005 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17006 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17007 (stack probe pattern): Use cbranchsi4.
17009 * config/mips/predicates.md (mips_cstore_operator): New.
17010 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17011 * config/mips/mips.md (any_cond): Delete.
17012 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17014 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17015 fixuns_truncsfdi2): Use cbranch patterns.
17016 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17017 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17018 Adjust call to mips_expand_conditional_branch.
17019 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17021 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17022 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17023 * config/mips/mips.c (cmp_operands): Delete.
17024 (mips_emit_compare): Get comparison operands from *op0/*op1.
17025 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17026 that it succeeds. Use op0/op1 instead of cmp_operands.
17027 (mips_expand_conditional_branch, mips_expand_conditional_move,
17028 mips_expand_conditional_trap): Likewise.
17029 (mips_block_move_loop): Use cbranch patterns.
17030 * config/mips/mips.h (cmp_operands): Delete.
17032 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17033 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17034 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17035 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17036 (*cmpcc_folded): Rename to...
17037 (*cmpdi_folded): this.
17038 (*cmpcc): Rename to...
17040 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17043 (cbranchdf4): New. Handle invalid comparisons here.
17044 * config/mmix/predicates.md (float_comparison_operator): New.
17046 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17047 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17048 * config/mn10300/mn10300.md (tst): Delete.
17049 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17050 Name these patterns and wrap RHS in a compare.
17051 (*cmpsi): Make this pattern private. Include tst.
17052 (*cmpsf): Make this pattern private.
17053 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17054 (compare with zero peepholes): Likewise.
17056 (cbranchsi4, cbranchsf4): New.
17057 (casesi): Use cbranchsi4.
17059 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17060 hppa_branch_type): Delete.
17061 (return_addr_rtx): Use cbranchsi4.
17062 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17063 Emit CCFPmode comparison here.
17064 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17065 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17066 hppa_branch_type): Delete.
17067 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17068 (movsicc, movdicc): Remove references to hppa_compare_op0,
17069 hppa_compare_op1 and compare_from_rtx.
17070 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17071 (casesi): Use cbranchsi4.
17073 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17074 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17075 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17076 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17077 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17079 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17080 (*branch, *branch_inverted): New.
17082 * config/picochip/picochip.md (cbranchhi4): Use
17083 ordered_comparison_operator.
17084 (cmphi, bCC): Remove.
17086 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17087 (trap_comparison_operator): Delete.
17088 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17089 rs6000_emit_cbranch): Accept mode and operands.
17090 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17091 rs6000_compare_fp_p): Delete.
17092 (rs6000_generate_compare): Accept mode and comparison. Extract code
17093 and op0/op1 from there. Replace references to rs6000_compare_op0
17094 and rs6000_compare_op1.
17095 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17096 extract result from passed operands.
17097 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17098 extract loc from passed operands.
17099 (rs6000_emit_cmove): Likewise.
17100 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17101 rs6000_compare_fp_p): Delete.
17102 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17103 (cbranch<GPR>4, cbranch<FP>4): New.
17104 (cstore<mode>4): New. Consolidate here all choices about when to use
17105 portable or specialized sCC sequences.
17106 (stack_protect_test): Use cbranchsi4.
17107 (conditional_trap): Replace with ctrap<GPR>4.
17108 (conditional trap insn): Replace trap_comparison_operator with
17109 ordered_comparison_operator.
17111 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17112 (s390_emit_prologue): Use ctrap.
17113 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17114 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17115 New predicates replacing...
17116 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17117 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17118 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17119 (add<mode>cc): Do not use s390_compare_op0/op1.
17120 (s<code>): Change to...
17121 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17122 (seq): Change to...
17123 (cstorecc4): ... this. Handle EQ or NE equally.
17124 (*sne): Un-privatize for use in cstorecc4.
17125 (b<code>): Change to...
17126 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17127 (conditional_trap): Replace with...
17128 (ctrap<GPR>4, ctrap<FP>4): ... these.
17129 (stack_protect): Use cbranchcc4.
17131 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17132 * config/score/score-protos.h (score_gen_cmp): Delete.
17133 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17134 (score_block_move-loop): Use cbranchsi4.
17135 * config/score/score.md (cbranchsi4): New.
17136 (cmpsi, bCC): Delete.
17137 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17138 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17139 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17140 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17141 * config/score/score3.h (score3_gen_cmp): Delete.
17142 * config/score/score7.h (score7_gen_cmp): Delete.
17144 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17145 (sh_emit_scc_to_t): ... this. Return void.
17146 (from_compare): Rename to...
17147 (sh_emit_compare_and_branch): ... this.
17148 (sh_emit_compare_and_set): New.
17149 (sh_expand_t_scc): Accept operands.
17150 * config/sh/predicates.md (sh_float_comparison_operator): New.
17151 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17152 (prepare_scc_operands): Rename to...
17153 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17155 (sh_emit_cheap_store_flag): New.
17156 (sh_emit_set_t_insn): New.
17157 (from_compare): Rename to...
17158 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17159 handling of TARGET_SH2E floating point to avoid recursive call.
17160 Generate branch here.
17161 (sh_emit_compare_and_set): New.
17162 (sh_expand_t_scc): Get op0/op1 from arguments.
17163 (sh_emit_cheap_store_flag): New.
17164 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17166 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17167 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17168 (movsicc, movdicc): Do nothing when it recreated operands from
17169 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17170 prepare_scc_operands (now sh_emit_scc_to_t).
17171 (udivdi3): Use cstoresi4.
17172 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17173 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17174 (cbranchint4_media, cbranchfp4_media): New.
17175 (casesi): Use cbranchdi4.
17176 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17178 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17179 (movnegt): Remove second operand.
17180 (cbranchsf4, cbranchdf4): New.
17181 (stack_protect): Use cbranchdi4/cbranchsi4.
17183 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17184 (gen_compare_reg): Accept comparison, extract part of it to...
17185 (gen_compare_reg_1): ... this.
17186 (gen_compare_operator): Delete.
17187 (gen_v9_scc): Accept separate destination, comparison code and arms.
17188 Do not use sparc_compare_op0/sparc_compare_op1.
17189 (emit_scc_insn, emit_conditional_branch_insn): New.
17190 (emit_v9_brxx): Make static. Remove useless assertion.
17191 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17193 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17194 * config/sparc/sparc-protos.h (gen_compare_reg,
17195 sparc_emit_float_lib_cmp): Adjust prototype.
17196 (emit_scc_insn, emit_conditional_branch_insn): New.
17197 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17198 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17199 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17200 iterators to the top.
17201 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17202 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17203 snedi_special_trunc): Delete.
17204 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17205 and snedi_special_trunc.
17206 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17207 cbranchdi4, cbranch<F:mode>4): New.
17208 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17209 here. Use gen_compare_reg instead of gen_compare_operator.
17210 (conditional_trap): Replace with...
17211 (ctrapsi4, ctrapdi4): ... this.
17212 (stack_protect_test): Use cbranchcc4.
17214 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17216 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17217 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17218 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17219 from operands[0] or operands[3] depending on is_set.
17220 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17221 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17222 cmpdf, bCC), sCC: Remove.
17223 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17224 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17226 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17227 spu_emit_branch_or_set.
17229 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17231 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17232 xstormy16_compare_op1): Delete.
17233 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17234 xstormy16_compare_op1): Delete.
17235 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17237 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17238 (cmphi, cmpsi, bCC): Remove.
17240 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17241 (*cmpsi): ... this one.
17242 (cbranchsi4, cstoresi4): New.
17243 (bCC expanders): Delete.
17244 (sCC insns): Fold into...
17245 (*setcc): ... this one.
17246 (casesi): Do not use gen_cmpsi and gen_bgtu.
17247 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17248 (movsicc): Simplify.
17249 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17251 * config/vax/vax-protos.h (cond_name): New.
17252 (vax_output_conditional_branch): Remove.
17253 * config/vax/vax.c (cond_name): New.
17254 (vax_output_conditional_branch): Remove.
17255 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17256 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17257 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17258 (bit<VAXint>): Wrap source with (compare).
17259 (b<code> and following unnamed pattern): Rename to *branch and
17260 *branch_reversed. Change macroization to match_operator.
17261 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17263 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17264 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17265 Change last argument to machine_mode.
17266 (xtensa_expand_scc): Add machine_mode argument.
17267 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17268 (gen_conditional_move, xtensa_expand_conditional_branch,
17269 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17270 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17271 Adjust operand numbers.
17272 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17274 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17275 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17276 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17278 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17280 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17281 causes spurious differences between trunk and cond-optab branch.
17283 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17286 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17288 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17290 * tree.c (iterative_hash_pointer): Delete.
17291 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17292 Hash UIDs and versions of SSA names. Don't special-case built-in
17293 function declarations.
17295 2009-05-11 Ian Lance Taylor <iant@google.com>
17298 * graphite.c: Force -Wc++-compat to only be a warning before
17299 #including "cloog/cloog.h".
17301 2009-05-11 Martin Jambor <mjambor@suse.cz>
17303 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17305 2009-05-11 Jan Hubicka <jh@suse.cz>
17307 * tree-ssa-loop-ivcanon.c: Include target.h
17308 (struct loop_size): new structure.
17309 (constant_after_peeling): New predicate.
17310 (tree_estimate_loop_size): New function.
17311 (estimated_unrolled_size): Rewrite for new estimates.
17312 (try_unroll_loop_completely): Use new estimates.
17313 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17315 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17317 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17318 libcpp interface change.
17319 (spu_macro_to_expand): Likewise.
17321 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17323 PR tree-optimization/40026
17324 * gimplify.c (gimplify_init_constructor): Change initial conditional
17325 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17326 optimize_compound_literals_in_ctor.
17328 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17330 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17332 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17334 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17336 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17337 HOST_WIDE_INT for gap.
17339 2009-05-11 Ira Rosen <irar@il.ibm.com>
17341 PR tree-optimization/40074
17342 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17343 account in group size and step comparison.
17345 2009-05-11 Richard Guenther <rguenther@suse.de>
17347 * passes.c (init_optimization_passes): Strip now incorrect comment.
17348 (execute_function_todo): Do not set PROP_alias.
17349 * tree-pass.h (PROP_alias): Remove.
17350 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17351 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17352 * tree-nrv.c (pass_return_slot): Likewise.
17353 * tree-object-size.c (pass_object_sizes): Likewise.
17354 * tree-ssa-dom.c (pass_dominator): Likewise.
17355 (pass_phi_only_cprop): Likewise.
17356 * tree-ssa-dse.c (pass_dse): Likewise.
17357 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17358 (pass_cselim): Likewise.
17359 * tree-ssa-pre.c (pass_pre): Likewise.
17360 (pass_fre): Likewise.
17361 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17362 * tree-ssa-sink.c (pass_sink_code): Likewise.
17363 * tree-stdarg.c (pass_stdarg): Likewise.
17364 * tree-tailcall.c (pass_tail_calls): Likewise.
17365 * tree-vrp.c (pass_vrp): Likewise.
17367 2009-05-10 Ian Lance Taylor <iant@google.com>
17369 * basic-block.h (enum profile_status): Break out of struct
17370 control_flow_graph.
17371 * cgraph.h (struct inline_summary): Break out of struct
17373 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17374 of struct cgraph_order_sort.
17375 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17376 * cse.c (struct branch_path): Break out of struct
17377 cse_basic_block_data.
17378 * except.h (enum eh_region_type): Break out of struct eh_region.
17379 * gcc.c (enum add_del): Break out of struct modify_target.
17380 * genrecog.c (enum decision_type): Break out of struct decision_test.
17381 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17383 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17384 * regmove.c (enum match_use): New enum, broken out of struct match.
17385 * sched-int.h (enum post_call_group): New enum, broken out of
17387 (struct deps_reg): Break out of struct deps.
17388 * target.h (struct asm_int_op): Break out of struct gcc_target.
17389 * tree-eh.c (struct goto_queue_node): Break out of struct
17391 * tree-inline.h (enum copy_body_cge_which): Break out of
17393 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17395 * c-decl.c (in_struct, struct_types): New static variables.
17396 (pushtag): Add loc parameter. Change all callers.
17397 (lookup_tag): Add ploc parameter. Change all callers.
17398 (check_compound_literal_type): New function.
17399 (parser_xref_tag): Add loc parameter. Change all callers. If
17400 -Wc++-compat, warn about struct/union/enum types defined within a
17402 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17403 and loc parameters. Change all callers. Change error calls to
17404 error_at, using loc. For a redefinition, if the location of the
17405 original definition is known, report it. Set in_struct and
17406 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17407 (finish_struct): Add new parameters enclosing_in_struct and
17408 enclosing_struct_types. Change all callers. Set
17409 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17410 in the struct. If in a struct, add this struct to struct_types.
17411 (start_enum): Add loc parameter. Change all callers. Use
17412 error_at for errors, using loc. For a redefinition, if the
17413 location of the original definition is known, report it. If in a
17414 struct, add this enum type to struct_types. If -Wc++-compat warn
17415 if in sizeof, typeof, or alignof.
17416 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17417 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17418 (c_parser_enum_specifier): Get enum location for start_enum.
17419 (c_parser_struct_or_union_specifier): Get struct location for
17420 start_struct. Save in_struct and struct_types status between
17421 start_struct and finish_struct.
17422 (c_parser_cast_expression): Get location of cast.
17423 (c_parser_alignof_expression): Get location of type.
17424 (c_parser_postfix_expression): Likewise.
17425 (c_parser_postfix_expression_after_paren_type): Add type_loc
17426 parameter. Change all callers. Call check_compound_literal_type.
17427 Use type_loc for error about variable size type.
17428 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17429 of an enum constant from an enum type defined in a struct or union.
17430 (c_cast_expr): Add loc parameter. Change all callers. If
17431 -Wc++-compat, warn about defining a type in a cast.
17432 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17433 (start_enum, start_struct, finish_struct): Update declarations.
17434 (parser_xref_tag, c_cast_expr): Update declarations.
17435 (check_compound_literal_type): Declare.
17437 2009-05-11 Ben Elliston <bje@au.ibm.com>
17439 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17440 for recent libcpp interface change.
17441 (rs6000_macro_to_expand): Likewise.
17443 2009-05-10 Michael Matz <matz@suse.de>
17446 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17447 not at entry of function.
17449 2009-05-10 Richard Guenther <rguenther@suse.de>
17451 PR tree-optimization/40081
17453 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17454 using the main variant of the element type. Do not fiddle with
17455 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17457 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17458 structs with volatile fields.
17460 2009-05-10 Jan Hubicka <jh@suse.cz>
17462 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17463 (estimate_move_cost): Assert that it does not get called for
17465 (estimate_num_insns): Skip VOID types in argument handling.
17466 (optimize_inline_calls): Delete unreachable blocks and verify that
17467 callgraph is valid.
17469 2009-05-10 Jan Hubicka <jh@suse.cz>
17471 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17472 * cgraph.c (cgraph_mark_address_taken_node): New function.
17473 (dump_cgraph_node): Dump new flag.
17474 * cgraph.h (struct cgraph_node): Add address_taken.
17475 (cgraph_mark_address_taken_node): New function.
17476 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17477 since new direct calls can be born.
17479 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17481 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17482 tok->val.node.node.
17484 2009-05-10 Jan Hubicka <jh@suse.cz>
17486 PR middle-end/40084
17487 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17489 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17490 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17491 * tree-inline.c (copy_bb): Set frequency correctly.
17492 (fold_marked_statements): Update call to
17493 cgraph_update_edges_for_call_stmt.
17495 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17497 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17498 identifiers in diagnostics.
17499 * config/arm/arm.c (arm_handle_fndecl_attribute,
17500 arm_handle_isr_attribute): Likewise.
17501 * config/avr/avr.c (avr_handle_progmem_attribute,
17502 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17503 * config/bfin/bfin.c (handle_int_attribute,
17504 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17505 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17506 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17508 * config/darwin.c (darwin_handle_kext_attribute,
17509 darwin_handle_weak_import_attribute): Likewise.
17510 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17511 h8300_handle_eightbit_data_attribute,
17512 h8300_handle_tiny_data_attribute): Likewise.
17513 * config/i386/i386.c (ix86_handle_cconv_attribute,
17514 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17515 * config/i386/winnt.c (ix86_handle_shared_attribute,
17516 ix86_handle_selectany_attribute): Likewise.
17517 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17518 * config/m32c/m32c.c (function_vector_handler): Likewise.
17519 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17520 m68hc11_handle_fntype_attribute): Likewise.
17521 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17522 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17523 * config/mips/mips.c (mips_insert_attributes,
17524 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17525 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17526 rs6000_handle_struct_attribute): Likewise.
17527 * config/sh/sh.c (sh_insert_attributes,
17528 sh_handle_resbank_handler_attribute,
17529 sh_handle_interrupt_handler_attribute,
17530 sh2a_handle_function_vector_handler_attribute,
17531 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17533 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17534 * config/spu/spu.c (spu_handle_fndecl_attribute,
17535 spu_handle_vector_attribute): Likewise.
17536 * config/stormy16/stormy16.c
17537 (xstormy16_handle_interrupt_attribute): Likewise.
17538 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17539 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17541 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17543 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17544 (pp_translate_identifiers): New.
17545 (pp_identifier): Only conditionally translate identifier to locale
17547 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17548 (pp_base_tree_identifier): Only conditionally translate identifier
17549 to locale character set.
17550 * c-pretty-print.c (M_): Define.
17551 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17552 fragments for conditional translation with M_.
17553 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17554 identifier translation.
17556 2009-05-10 Richard Guenther <rguenther@suse.de>
17558 PR tree-optimization/40081
17559 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17560 using the main variant of the element type. Do not fiddle with
17561 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17563 2009-05-09 Jan Hubicka <jh@suse.cz>
17565 PR middle-end/40080
17566 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17567 indirect calls; verify cgraph afterwards.
17569 2009-05-09 Jan Hubicka <jh@suse.cz>
17572 * ipa.c (update_inlined_to_pointer): New function.
17573 (cgraph_remove_unreachable_nodes): Use it.
17575 2009-05-09 Jan Hubicka <jh@suse.cz>
17577 * tree-eh.c (struct leh_state): Remove prev_try.
17578 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17579 not track prev_try.
17580 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17581 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17582 remove_eh_handler_and_replace, foreach_reachable_handler,
17583 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17584 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17585 (gen_eh_region_cleanup): Update prototype.
17587 2009-05-09 Jan Hubicka <jh@suse.cz>
17589 PR middle-end/40043
17590 * except.c (copy_eh_region): Always set prev_try.
17591 (redirect_eh_edge_to_label): Find outer try.
17592 (foreach_reachable_handler): When looking for prev try
17593 handle case where previous try is not going to be taken.
17595 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17597 PR tree-optimization/40049
17598 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17599 only vector/vector shifts, convert the type of the constant to the
17600 appropriate type to avoid building incorrect trees, which
17601 eventually have problems with garbage collection.
17603 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17605 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17606 -1 for complex floating-point types if honoring signed zeros.
17608 2009-05-08 Jan Hubicka <jh@suse.cz>
17610 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17611 argument; handle correctly when profile is absent.
17612 (build_cgraph_edges): Update.
17613 (rebuild_cgraph_edges): Update.
17614 * cgraph.c: Do not include varray.h.
17615 (cgraph_set_call_stmt_including_clones): New function.
17616 (cgraph_create_edge_including_clones): Likewise
17617 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17618 (cgraph_update_edges_for_call_stmt): Handle clones.
17619 (cgraph_remove_node): Handle clone tree.
17620 (cgraph_remove_node_and_inline_clones): New function.
17621 (dump_cgraph_node): Dump clone tree.
17622 (cgraph_clone_node): Handle clone tree.
17623 (clone_function_name): Bring here from tree-inline.c.
17624 (cgraph_create_virtual_clone): New function.
17625 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17626 (cgraph_clone_info): New function.
17627 (strut cgraph_node): Add clone_info and new clone tree pointers.
17628 (cgraph_remove_node_and_inline_clones,
17629 cgraph_set_call_stmt_including_clones,
17630 cgraph_create_edge_including_clones,
17631 cgraph_create_virtual_clone): Declare.
17632 (cgraph_function_versioning): Use VEC argument.
17633 (compute_call_stmt_bb_frequency): Update prototype.
17634 (cgraph_materialize_all_clones): New function.
17635 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17636 (ipcp_create_replace_map): Update to VECtors.
17637 (ipcp_update_callgraph): Use virtual clones.
17638 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17639 (ipcp_update_profiling): Do not update local profiling.
17640 (ipcp_insert_stage): Use VECtors and virtual clones.
17641 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17642 (clone_of_p): New function.
17643 (cgraph_preserve_function_body_p): Use clone tree.
17644 (cgraph_optimize): Materialize clones.
17645 (cgraph_function_versioning): Update for VECtors.
17646 (save_inline_function_body): Use clone tree.
17647 (cgraph_materialize_clone): New function.
17648 (cgraph_materialize_all_clones): Likewise.
17649 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17650 * ipa.c: Include gimple.h.
17651 (cgraph_remove_unreachable_nodes): Use clone tree.
17652 * ipa-prop.c (ipa_note_param_call): Update call to
17653 compute_call_stmt_bb_frequencycall.
17654 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17655 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17656 (copy_bb): Handle updating of clone tree; add new edge when new call
17658 (expand_call_inline): Be strict about every call having edge.
17659 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17660 (delete_unreachable_blocks_update_callgraph): New function.
17661 (tree_function_versioning): Use VECtors; always remove unreachable
17662 blocks and fold conditionals.
17663 * tree-inline.h: Do not include varray.h.
17664 (tree_function_versioning): Remove.
17665 * Makefile.in (GTFILES): Remove tree-inline.c
17666 * passes.c (do_per_function): Do only functions having body.
17667 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17670 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17671 Andrew Morrow <acm@google.com>
17674 * c-common.c (c_common_attribute_table): Permit deprecated
17675 attribute to take an optional argument.
17676 (handle_deprecated_attribute): If the optional argument to
17677 __attribute__((deprecated)) is not a string ignore the attribute
17678 and emit a warning.
17680 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17681 * c-typeck.c (build_component_ref): Likewise.
17682 (build_external_ref): Likewise.
17684 * toplev.c (warn_deprecated_use): Add an attribute argument.
17685 Emit the message associated with __attribute__((deprecated)).
17687 * toplev.h (warn_deprecated_use): Updated.
17689 * doc/extend.texi: Document new optional parameter to
17690 __attribute__((deprecated))
17692 2009-05-08 Michael Eager <eager@eagercon.com>
17694 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17695 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17697 2009-05-08 Richard Guenther <rguenther@suse.de>
17699 PR tree-optimization/40062
17700 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17701 Avoid exponential behavior.
17703 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17705 PR rtl-optimization/33928
17707 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17708 process_uses, build_single_def_use_links): New.
17709 (update_df): Update use_def_ref.
17710 (forward_propagate_into): Use get_def_for_use instead of use-def
17712 (fwprop_init): Call build_single_def_use_links and let it initialize
17714 (fwprop_done): Free use_def_ref.
17715 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17716 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17717 df_rd_simulate_one_insn): New.
17718 (df_rd_bb_local_compute_process_def): Update head comment.
17719 (df_chain_create_bb): Use the new RD simulation functions.
17720 * df.h (df_rd_simulate_artificial_defs_at_top,
17721 df_rd_simulate_one_insn): New.
17722 * opts.c (decode_options): Enable fwprop at -O1.
17723 * doc/invoke.texi (-fforward-propagate): Document this.
17725 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17728 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17729 and one complex operand specially.
17730 * tree-complex.c (some_nonzerop): Do not identify a real value as
17731 zero if flag_signed_zeros.
17733 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17735 PR rtl-optimization/33928
17736 * loop-invariant.c (record_use): Fix && vs. || mishap.
17738 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17740 PR rtl-optimization/33928
17741 * loop-invariant.c (struct use): Add addr_use_p.
17742 (struct def): Add n_addr_uses.
17743 (struct invariant): Add cheap_address.
17744 (create_new_invariant): Set cheap_address.
17745 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17746 (record_uses): Pass df_ref to record_use.
17747 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17750 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17752 * config/sh/sh.c: Do not include c-pragma.h.
17754 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17756 * config/spu/spu.c: Remove include of c-common.h.
17758 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17761 * c-common.h (mark_valid_location_for_stdc_pragma,
17762 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17763 clear_float_const_decimal64, float_const_decimal64_p): New.
17764 * c.opt (Wunsuffixed-float-constants): New.
17765 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17766 unsuffixed float constant, handle new warning.
17767 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17768 * c-decl.c (c_scope): New flag float_const_decimal64.
17769 (set_float_const_decimal64, clear_float_const_decimal64,
17770 float_const_decimal64_p): New.
17771 (push_scope): Set new flag.
17772 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17773 to use STDC pragmas.
17774 (c_parser_external_declaration): Ditto.
17775 (c_parser_compound_statement_nostart): Ditto.
17776 * c-pragma.c (valid_location_for_stdc_pragma,
17777 mark_valid_location_for_stdc_pragma,
17778 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17779 handle_pragma_float_const_decimal64): New.
17780 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17781 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17782 set_float_const_decimal64, clear_float_const_decimal64,
17783 float_const_decimal64_p): New dummy functions.
17784 * doc/extend.texi (Decimal Float): Remove statement that the
17785 pragma, and suffix for double constants, are not supported.
17786 * doc/invoke.texi (Warning Options): List new option.
17787 (-Wunsuffixed-float-constants): New.
17789 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17791 * config/i386/i386.c: Do not include c-common.h.
17793 2009-05-07 Mark Heffernan <meheff@google.com>
17795 * doc/invoke.texi (Debugging Options): Document change of debugging
17797 * opts.c (decode_options): Make dump_base_name relative to
17798 aux_base_name directory.
17800 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17802 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17803 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17805 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
17807 * Makefile.in (install-plugin): Simplify a bit.
17809 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
17811 * Makefile.in (OBJS-common): Add regcprop.o.
17813 * timevar.def (TV_CPROP_REGISTERS): New.
17814 * regrename.c (regrename_optimize): Return 0.
17815 (rest_of_handle_regrename): Delete.
17816 (pass_rename_registers): Point to regrename_optimize.
17817 (struct value_data_entry, struct value_data,
17818 kill_value_one_regno, kill_value_regno, kill_value,
17819 set_value_regno, init_value_data, kill_clobbered_value,
17820 kill_set_value, kill_autoinc_value, copy_value,
17821 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
17822 replace_oldest_value_reg, replace_oldest_value_addr,
17823 replace_oldest_value_mem, copyprop_hardreg_forward_1,
17824 debug_value_data, validate_value_data): Move...
17825 * regcprop.c: ... here.
17826 (rest_of_handle_cprop): Delete.
17827 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
17829 2009-05-07 Jakub Jelinek <jakub@redhat.com>
17831 PR middle-end/40057
17832 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
17833 GEN_INT for 1 << bitnum.
17834 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
17835 build_int_cst_type.
17837 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
17839 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
17840 Remove wrong description of "nand" operation.
17842 2009-05-06 Richard Guenther <rguenther@suse.de>
17843 Adam Nemet <anemet@caviumnetworks.com>
17845 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
17846 comment. Add that if LHS is not a gimple register, then RHS1 has
17847 to be a single object (GIMPLE_SINGLE_RHS).
17849 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
17851 * expr.c (get_def_for_expr): Move it up in the file.
17852 (store_field): When expanding a bit-field store, look at the
17853 defining gimple stmt for the masking conversion.
17855 2009-05-06 Janis Johnson <janis187@us.ibm.com>
17857 PR middle-end/39986
17858 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
17859 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
17860 32-bit memcpy into long.
17862 2009-05-06 Jakub Jelinek <jakub@redhat.com>
17864 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
17865 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
17867 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
17868 instead of appending DW_OP_deref*.
17870 2009-05-06 Michael Matz <matz@suse.de>
17872 PR middle-end/40021
17873 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
17874 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
17876 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
17878 * Makefile.in (install-plugin): Fix srcdir handling.
17880 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
17882 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
17883 when processing for not_regs_needed bitmap.
17884 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
17885 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
17886 handling it for rhs.
17888 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17890 * config/i386/i386.md (unnamed inc/dec peephole): Use
17891 optimize_insn_for_size_p instead of optimize_size.
17892 * config/i386/predicates.md (incdec_operand): Likewise.
17893 (aligned_operand): Likewise.
17894 * config/i386/sse.md (divv8sf3): Likewise.
17895 (sqrtv8sf2): Likewise.
17897 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17899 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
17901 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
17903 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
17905 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
17906 ssemodesuffixf2c with avxmodesuffixf2c.
17908 2009-05-06 Joseph Myers <joseph@codesourcery.com>
17911 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
17913 2009-05-05 Jakub Jelinek <jakub@redhat.com>
17915 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
17916 (struct tree_base): Adjust spacing for 8 bit boundaries.
17917 (struct tree_decl_common): Add decl_by_reference_flag bit.
17918 (DECL_BY_REFERENCE): Adjust.
17919 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
17920 print DECL_BY_REFERENCE bit.
17921 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
17922 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
17923 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
17924 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
17927 PR middle-end/39666
17928 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
17929 range of the type, but default label is missing, add it with one
17930 of the existing labels instead of adding a new label for it.
17932 2009-05-05 Joseph Myers <joseph@codesourcery.com>
17936 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
17938 * Makefile.in (enable_plugin, plugin_includedir): New.
17939 (install): Depend on install-plugin.
17940 (PLUGIN_HEADERS): New.
17941 (install-plugin): New.
17942 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
17944 2009-05-05 Richard Guenther <rguenther@suse.de>
17946 PR tree-optimization/40022
17947 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
17949 (phivn_valid_p): Fix tuplification error, simplify.
17950 (phiprop_insert_phi): Add dumps.
17951 (propagate_with_phi): Simplify.
17953 2009-05-05 Richard Guenther <rguenther@suse.de>
17955 PR middle-end/40023
17956 * builtins.c (gimplify_va_arg_expr): Properly build the address.
17958 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
17960 * tree.h (strip_float_extensions): Remove duplicate declaration.
17961 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
17962 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
17963 block_ultimate_origin): Rearrange the declarations line to match the
17964 comment that indicates the .c file which the functions are defined.
17965 (dwarf2out_*, set_decl_rtl): Add comment.
17966 (get_base_address): Adjust comment.
17967 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
17968 declarations line and add comment.
17969 (is_builtin_name): Add blank after function name, for clarity.
17971 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17973 * attribs.c (decl_attributes): Use %qE for identifiers in
17975 * cgraphunit.c (verify_cgraph_node): Translate function names to
17976 locale character set in diagnostics.
17977 * coverage.c (get_coverage_counts): Use %qE for identifiers in
17979 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
17980 Document that functions are named in UTF-8.
17981 * expr.c (expand_expr_real_1): Translate function names to locale
17982 character set in diagnostics.
17983 * gimplify.c (omp_notice_variable, omp_is_private,
17984 gimplify_scan_omp_clauses): Use %qE for identifiers in
17986 * langhooks.c (lhd_print_error_function): Translate function names
17987 to locale character set.
17988 * langhooks.h (decl_printable_name): Document that return value is
17989 in internal character set.
17990 * stmt.c: Include pretty-print.h
17991 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
17993 (resolve_operand_name_1): Translate named operand name to locale
17995 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
17997 * toplev.c (announce_function): Translate function names to locale
17999 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18000 (default_tree_printer): Use pp_identifier or translate identifiers
18001 to locale character set. Mark "<anonymous>" for translation.
18002 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18003 for identifiers in diagnostics.
18004 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18006 * varasm.c (output_constructor): Use %qE for identifiers in
18009 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18011 * configure.ac: use ` ` instead of $()
18012 * configure: Regenerate.
18014 2009-05-05 Ben Elliston <bje@au.ibm.com>
18016 * config/pa/linux-atomic.c: Eliminate conditional include of
18017 errno.h on non-LP64 systems to simplify build requirements.
18019 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18021 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18023 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18024 and pass value to identifier_to_locale.
18025 (warn_variable_length_array): Make name a tree.
18026 (grokdeclarator): Separate diagnostic texts for named and unnamed
18027 declarators. Use %qE for named declarators.
18028 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18030 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18031 identifiers in diagnostics.
18032 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18033 identifier_to_locale. Mark "anonymous" strings for translation.
18035 2009-05-04 Michael Eager <eager@eagercon.com>
18037 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18038 address for DImode/DFmode only if double-precision FP regs.
18040 2009-05-04 Michael Eager <eager@eagercon.com>
18042 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18043 TARGET_SINGLE_FLOAT check.
18045 2009-05-04 Michael Eager <eager@eagercon.com>
18047 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18049 2009-05-04 Michael Eager <eager@eagercon.com>
18051 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18052 * config/rs6000/t-xilinx: New
18054 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18056 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18057 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18058 * gcc/explow.c (memory_address): Use target hook.
18059 * gcc/targhooks.c (default_legitimize_address): New.
18060 * gcc/targhooks.h (default_legitimize_address): New.
18061 * gcc/target.h (legitimize_address): New.
18062 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18063 (TARGET_INITIALIZER): Include it.
18064 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18066 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18067 * config/bfin/bfin.c (legitimize_address): Remove.
18068 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18069 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18071 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18072 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18074 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18075 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18076 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18077 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18078 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18079 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18080 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18081 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18082 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18083 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18084 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18085 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18086 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18087 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18088 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18089 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18090 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18091 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18092 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18093 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18094 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18095 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18096 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18098 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18099 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18100 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18101 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18102 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18103 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18104 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18105 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18106 (thumb_legitimize_address): Delete.
18107 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18108 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18109 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18110 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18111 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18112 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18114 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18117 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18118 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18119 * config/m32r/m32r.c (m32r_legitimize_address): New.
18120 * config/m68k/m68k.c (m68k_legitimize_address): New.
18121 * config/score/score.c (score_legitimize_address): Standardize.
18122 * config/score/score3.c (score3_legitimize_address): Standardize.
18123 * config/score/score3.h (score3_legitimize_address): Adjust.
18124 * config/score/score7.c (score7_legitimize_address): Standardize.
18125 * config/score/score7.h (score7_legitimize_address): Adjust.
18126 * config/sh/sh.c (sh_legitimize_address): New.
18127 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18129 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18130 (s390_legitimize_address): ... this.
18131 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18132 (sparc_legitimize_address): ... this.
18133 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18134 (ix86_legitimize_address): ... this.
18135 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18136 (avr_legitimize_address): ... this.
18137 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18138 (mn10300_legitimize_address): ... this.
18139 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18140 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18141 (alpha_expand_mov): Adjust call.
18143 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18144 * config/spu/spu.c (spu_legitimize_address): Likewise.
18145 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18146 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18148 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18150 * intl.c (locale_encoding, locale_utf8): New.
18151 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18152 * intl.h (locale_encoding, locale_utf8): Declare.
18153 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18154 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18156 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18158 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18159 (pp_base_tree_identifier): Declare as function.
18160 (identifier_to_locale): Declare.
18161 * Makefile.in (pretty-print.o): Update dependencies.
18162 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18164 2009-05-04 Richard Guenther <rguenther@suse.de>
18166 PR middle-end/40015
18167 * builtins.c (fold_builtin_memory_op): Do not decay to element
18168 type if the size matches the whole array.
18170 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18172 * expmed.c (synth_mult): When trying out a shift, pass the result
18175 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18177 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18178 (shiftsub1_cost): New.
18179 (init_expmed): Compute shiftsub1_cost.
18180 (synth_mult): Optimize multiplications by constants of the form
18181 -(2^^m-1) for some constant positive integer m.
18183 2009-05-03 Richard Guenther <rguenther@suse.de>
18186 * c-typeck.c (array_to_pointer_conversion): Do not built
18187 ADDR_EXPRs of arrays of pointer-to-element type.
18188 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18189 up wrong ADDR_EXPRs after-the-fact.
18190 * c-common.c (strict_aliasing_warning): Strip pointer
18191 conversions for obtaining the original type.
18192 * builtins.c (fold_builtin_memset): Handle array types.
18193 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18196 2009-05-03 Richard Guenther <rguenther@suse.de>
18198 PR middle-end/23329
18199 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18200 Do not lose casts from array types with unknown extent to array
18201 types with known extent.
18202 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18203 alias set compatibility.
18205 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18207 * flags.h (extra_warnings): Delete.
18208 * toplev.c (process_options): Handle Wuninitialized here.
18209 * opts.c (extra_warnings): Delete.
18210 (set_Wextra): Delete.
18211 (common_handle_option): -Wextra can be handled automatically.
18212 * c-opts.c (c_common_handle_option): Delete obsolete code.
18213 (c_common_post_options): Simplify comment.
18214 * common.opt (W): Add Var.
18216 (Wuninitialized): Initialize to -1.
18218 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18219 Richard Guenther <rguenther@suse.de>
18221 * expr.c (get_def_for_expr): New function.
18222 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18223 SSA rather than trees.
18224 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18225 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18227 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18229 * c-common.c (reswords): Add _Imaginary.
18230 * c-common.c (enum rid): Add RID_IMAGINARY.
18232 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18234 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18235 Patch by Richard Guenther.
18237 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18239 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18240 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18241 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18242 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18243 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18244 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18245 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18246 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18247 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18248 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18249 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18250 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18251 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18252 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18253 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18254 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18255 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18256 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18258 2009-05-02 Richard Guenther <rguenther@suse.de>
18260 PR tree-optimization/39940
18261 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18264 2009-05-02 Richard Guenther <rguenther@suse.de>
18266 PR middle-end/40001
18267 * tree-ssa.c (execute_update_addresses_taken): Properly check
18268 if we can mark a variable DECL_GIMPLE_REG_P.
18269 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18270 back to the end of the function.
18271 (is_gimple_reg_type): Remove complex type special casing.
18272 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18275 2009-05-02 Ben Elliston <bje@au.ibm.com>
18277 * doc/collect2.texi (Collect2): Document search path behaviour
18278 when configured with --with-ld.
18280 2009-05-02 Jan Hubicka <jh@suse.cz>
18282 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18283 parameter; update callers.
18284 (coalesce_cost_edge): EH edges are costier because they needs
18285 splitting even if not critical and even more costier when there are
18286 multiple EH predecestors.
18288 2009-05-02 Jan Hubicka <jh@suse.cz>
18290 * except.c (remove_eh_handler_and_replace): Handle updating after
18291 removing TRY blocks.
18293 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18295 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18297 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18299 * varasm.c: Do not include c-pragma.h.
18300 * attribs.c: Do not incude c-common.h.
18302 2009-05-01 Michael Matz <matz@suse.de>
18304 * calls.c (initialize_argument_information): Handle SSA names like
18305 decls with a non MEM_P DECL_RTL.
18307 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18309 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18310 * ipa-utils.c: Likewise.
18311 * ipa-type-escape.c: Likewise.
18312 * cgraphunit.c Do not include c-common.h.
18313 * ipa-pure-const.c: Likewise.
18314 * tree-if-conv.c: Likewise.
18315 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18316 * ipa-struct-reorg.c: Likewise.
18317 * tree-nomudflap.c: Likewise.
18318 * tree-ssa-structalias.c: Likewise.
18320 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18322 * store-motion.c: Many cleanups to make this pass a first-class
18323 citizen instead of an appendix to gcse load motion. Add TODO list
18324 to make this pass faster/cleaner/better.
18326 (struct ls_expr): Post gcse.c-split cleanups.
18327 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18328 "stores" field to "avail_stores".
18329 (pre_ldst_mems): Rename to store_motion_mems.
18330 (pre_ldst_table): Rename to store_motion_mems_table.
18331 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18332 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18333 (ldst_entry): Rename to st_expr_entry, update users.
18334 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18335 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18336 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18338 (first_ls_expr): Rename to first_st_expr, update users.
18339 (next_ls_expr): Rename to next_st_expr, update users.
18340 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18341 fields properly for store motion instead of names inherited from load
18343 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18344 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18347 (ae_kill): Rename to st_kill, update users.
18348 (ae_gen): Rename to st_avloc, update users.
18349 (transp): Rename to st_transp, update users.
18350 (pre_insert_map): Rename to st_insert_map, update users.
18351 (pre_delete_map): Rename to st_delete_map, update users.
18352 (insert_store, build_store_vectors, free_store_memory,
18353 one_store_motion_pass): Update for abovementioned changes.
18355 (gcse_subst_count, gcse_create_count): Remove.
18356 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18357 and "n_stores_created", local variables.
18359 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18362 (regvec, compute_store_table_current_insn): Remove.
18363 (reg_set_info, reg_clear_last_set): Remove.
18364 (compute_store_table): Use DF caches instead of local dataflow
18367 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18369 * c-objc-common.c (c_tree_printer): Print identifiers with
18370 pp_identifier, not pp_string. Mark "({anonymous})" for
18372 * c-pretty-print.c (pp_c_ws_string): New.
18373 (pp_c_cv_qualifier, pp_c_type_specifier,
18374 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18375 pp_c_storage_class_specifier, pp_c_function_specifier,
18376 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18377 pp_c_primary_expression, pp_c_postfix_expression,
18378 pp_c_unary_expression, pp_c_shift_expression,
18379 pp_c_relational_expression, pp_c_equality_expression,
18380 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18381 use pp_string and pp_c_ws_string in place of pp_identifier and
18382 pp_c_identifier for non-identifiers. Mark English strings for
18384 * c-pretty-print.h (pp_c_ws_string): Declare.
18386 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18387 Roland McGrath <roland@redhat.com>
18389 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18390 (ENABLE_LD_BUILDID): New configuration option.
18391 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18392 (LINK_BUILDID_SPEC): New macro.
18393 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18395 * doc/install.texi: Document --enable-linker-build-id option.
18396 * configure: Rebuild.
18397 * config.in: Rebuild.
18399 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18401 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18402 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18403 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18404 MIPS_GP_SAVE_AREA_SIZE.
18405 * config/mips/mips.c (struct mips_frame_info): Update comment
18406 before arg_pointer_offset and hard_frame_pointer_offset.
18407 (mips_compute_frame_info): Update diagram before function: to
18408 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18409 indicate the position of frame_pointer_rtx with -fstack-protector and
18410 to show args_size. Don't allocate cprestore area for leaf functions
18411 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18413 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18415 2009-04-30 Michael Matz <matz@suse.de>
18417 PR tree-optimization/39955
18418 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18420 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18422 * ira.c (setup_cover_and_important_classes): Use safe macro
18423 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18425 * genpreds.c (write_tm_preds_h): Output suitable definition of
18426 REG_CLASS_FOR_CONSTRAINT.
18428 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18430 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18432 * bitmap.c (bitmap_descriptor): Likewise.
18433 * ggc-common.c (loc_descriptor): Likewise.
18434 * varray.c (varray_descriptor): Likewise.
18435 * vec.c (vec_descriptor): Likewise.
18437 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18439 * Makefile.in (dce.o): Add $(EXCEPT_H).
18440 * dce.c: Include except.h and delete redundant vector definitions.
18441 (deletable_insn_p): Return false for non-call insns that can throw
18444 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18446 * gcse.c (ae_gen): Remove.
18447 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18448 and make non-static function to make it available in store-motion.c.
18449 Update call sites with search-and-replace.
18450 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18451 extract_mentioned_regs, extract_mentioned_regs_helper,
18452 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18453 store_killed_in_insn, store_killed_after, store_killed_before,
18454 build_store_vectors, insert_insn_start_basic_block, insert-store,
18455 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18456 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18457 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18458 * store-motion.c: ...new file. Also copy data structures from gcse.c
18459 and clean up to remove parts not used by store motion.
18460 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18461 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18463 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18466 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18467 when optimizing for size.
18469 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18471 * gcse.c (gcse_constant_p): Fix typo in last change.
18473 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18475 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18477 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18479 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18481 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18483 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18484 CONST_HIGH_PART result.
18486 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18488 * config/avr/avr.c (initial_elimination_offset): Rename to
18489 avr_initial_elimination_offset.
18490 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18491 change return type to bool.
18492 (avr_can_eliminate): New function.
18493 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18494 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18495 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18496 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18497 avr_initial_elimination_offset.
18498 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18499 (avr_initial_elimination_offset): Define.
18501 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18502 Steven Bosscher <steven@gcc.gnu.org>
18504 PR rtl-optimization/39938
18505 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18506 * cfgrtl.c: Include insn-attr.h.
18507 (rest_of_pass_free_cfg): New function.
18508 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18509 * resource.c (init_resource_info): Remove call to df_analyze.
18511 2009-04-29 Richard Guenther <rguenther@suse.de>
18514 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18515 allow conversion to signed integers.
18517 2009-04-29 Richard Guenther <rguenther@suse.de>
18519 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18520 shifts of floating point vectors if the shift amount is
18521 a constant multiple of the element size.
18523 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18524 Michael Matz <matz@suse.de>
18526 PR middle-end/39927
18528 * tree-outof-ssa.c (emit_partition_copy): New function.
18529 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18530 insert_part_to_rtx_on_edge): Perform the partition base var
18531 copy using emit_partition_copy.
18532 (insert_value_copy_on_edge): Convert constants to the right mode.
18533 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18534 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18536 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18538 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18539 scan backwards to try to find a constant to initialize it.
18541 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18542 insn before the loop_end instruction, don't look past labels.
18544 2009-04-29 Richard Guenther <rguenther@suse.de>
18546 PR middle-end/39937
18547 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18548 loose type conversions.
18549 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18550 stmts only if there are no uses of its definition.
18552 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18554 * config/bfin/bfin.h (splitting_loops): Declare.
18555 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18556 Reorder bit definitions to be ascending.
18557 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18558 * config/bfin/bfin.c (splitting_loops): New variable.
18559 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18560 (struct loop_info): Remove members INIT and LOOP_INIT.
18561 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18562 the LSETUP sequence. Allow LC to be loaded from any register, but
18563 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18564 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18566 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18567 of reload_completed.
18570 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18572 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18574 * Makefile.in (PLUGIN_VERSION_H): New.
18575 (OBJS-common): Remove plugin-version.o.
18576 (plugin.o): Depend on (PLUGIN_VERSION_H).
18577 (plugin-version.o): Remove.
18578 * configure: Regenerate
18579 * configure.ac: Create plugin-version.h.
18580 * gcc-plugin.h (plugin_gcc_version): Remove.
18581 (plugin_default_version_check): Change signature.
18582 * plugin-version.c: Remove.
18583 * plugin.c: Include plugin-version.h.
18584 (str_plugin_gcc_version_name): Remove.
18585 (try_init_one_plugin): Pass gcc version to plugin_init.
18586 (plugin_default_version_check): Both gcc and plugin versions are now
18589 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18591 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18592 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18593 Remove special case testing for last insn of inner loops. Don't fail
18594 if the loop ends with a jump, emit an extra nop instead.
18596 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18597 DREGS rather than comparing directly. Remove code that tries to
18598 account for latencies.
18600 2009-04-29 Richard Guenther <rguenther@suse.de>
18602 PR tree-optimization/39941
18603 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18604 eliminating an indirect call.
18606 2009-04-29 Richard Guenther <rguenther@suse.de>
18608 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18609 parameter. Allow invariants as base if !require_lvalue.
18610 (verify_gimple_assign_single): Adjust.
18612 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18614 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18615 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18616 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18617 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18618 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18620 * config/bfin/bfin.c (bfin_expand_builtin,
18621 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18623 2009-04-28 Richard Guenther <rguenther@suse.de>
18625 * tree-vect-loop.c (get_initial_def_for_induction): Use
18626 correct types for pointer increment.
18628 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18630 * toplev.c (print_version): Update GMP version string calculation.
18632 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18634 PR rtl-optimization/39938
18635 * resource.c (init_resource_info): Add call to df_analyze.
18637 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18639 * config/alpha/alpha.md (usegp): Cast the result of
18640 alpha_find_lo_sum_using_gp to enum attr_usegp.
18641 * config/alpha/alpha.c (override_options): Remove end-of-structure
18642 marker element from cpu_table. Use array size of cpu_table to handle
18643 -mcpu and -mtune options.
18644 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18646 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18648 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18649 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18650 tune_32 and tune_64.
18651 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18652 support on PowerPC.
18653 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18654 * config/rs6000/option-defaults.h: ... here. New file.
18655 (OPT_64, OPT_32): Define.
18656 (MASK_64BIT): Define to 0 if not already defined.
18657 (OPT_ARCH64, OPT_ARCH32): Define.
18658 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18661 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18663 * config/arm/arm.c (arm_override_options): Emit error on using
18666 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18668 PR rtl-optimization/39914
18669 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18670 registers for allocnos created from user-defined variables only
18671 when not optimizing.
18673 2009-04-28 Richard Guenther <rguenther@suse.de>
18675 PR middle-end/39937
18676 * fold-const.c (fold_binary): Use distribute_real_division only
18679 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18681 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18682 add hpux-stdint.h to tm_file.
18683 (hppa[12]*-*-hpux11*): Ditto.
18684 (ia64*-*-hpux*): Ditto.
18685 * config/hpux-stdint.h: New.
18686 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18687 __STDC_EXT__ for all compiles.
18688 * config/pa/pa-hpux.h: Ditto.
18689 * config/pa/pa-hpux10.h: Ditto.
18690 * config/pa/pa-hpux11.h: Ditto.
18692 2009-04-28 Catherine Moore <clm@codesourcery.com>
18694 * debug.h (set_name): Add comment.
18696 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18699 * config/darwin.c (machopic_gen_offset): Check
18700 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18701 * config/arm/arm.c (require_pic_register): Likewise.
18703 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18705 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18706 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18707 m32c_promote_prototypes): Delete.
18709 2009-04-28 Michael Matz <matz@suse.de>
18711 PR middle-end/39922
18712 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18715 2009-04-28 Richard Guenther <rguenther@suse.de>
18717 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18719 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18721 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18722 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18723 * config/arm/arm-tune.md: Regenerate.
18725 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18727 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18728 block if there are complex incoming edges.
18729 (sel_merge_blocks): Remove useless assert.
18730 (sel_redirect_edge_and_branch): Check that edge was redirected.
18731 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18732 (sel_find_rgns): Delete declaration.
18733 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18734 the region when it is not a preheader.
18736 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18739 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18741 2009-04-28 Richard Guenther <rguenther@suse.de>
18743 * tree.h (SSA_NAME_VALUE): Remove.
18744 (struct tree_ssa_name): Remove value_handle member.
18745 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18746 array for jump threading.
18747 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18749 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18750 * tree-flow.h (threadedge_initialize_values): Declare.
18751 (threadedge_finalize_values): Likewise.
18752 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18753 (SSA_NAME_VALUE): Define.
18754 (threadedge_initialize_values): New function.
18755 (threadedge_finalize_values): Likewise.
18756 * tree-ssa-dom.c (ssa_name_values): New global variable.
18757 (SSA_NAME_VALUE): Define.
18758 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18760 2009-04-28 Ira Rosen <irar@il.ibm.com>
18762 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18763 Use REPORT_VECTORIZED_LOCATIONS instead
18764 REPORT_VECTORIZED_LOOPS.
18765 * tree-vectorizer.c (vect_verbosity_level): Make static.
18766 (vect_loop_location): Rename to vect_location.
18767 (vect_set_verbosity_level): Update comment.
18768 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18770 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18771 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18772 instead REPORT_UNVECTORIZED_LOOPS.
18773 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18774 and vect_loop_def to vect_external_def and vect_internal_def.
18775 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18776 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18777 REPORT_UNVECTORIZED_LOCATIONS.
18778 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18779 and vect_used_in_loop and to vect_unused_in_scope and
18780 vect_used_in_scope.
18781 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18782 (vect_verbosity_level): Remove declaration.
18783 (vect_analyze_operations): Likewise.
18784 (vect_analyze_stmt): Declare.
18785 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18786 REPORT_UNVECTORIZED_LOCATIONS.
18787 (vect_get_loop_niters): Fix indentation.
18788 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18789 (vect_analyze_loop_operations): New function.
18790 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18791 vect_analyze_operations.
18792 (vect_is_simple_reduction): Use new names.
18793 (vectorizable_live_operation, vect_transform_loop): Likewise.
18794 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18795 to specify whether the data references can be a part of interleaving
18797 (vect_analyze_data_ref_dependence): Use new names.
18798 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18799 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18800 * tree-vect-patterns.c (widened_name_p): Use new names.
18801 (vect_recog_dot_prod_pattern): Likewise.
18802 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18803 (process_use, vect_mark_stmts_to_be_vectorized,
18804 vect_model_simple_cost, vect_model_store_cost,
18805 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
18806 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18807 vectorizable_operation, vectorizable_type_demotion,
18808 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
18809 vectorizable_condition): Likewise.
18810 (vect_analyze_operations): Split into vect_analyze_loop_operations
18812 (vect_analyze_stmt): ... new function.
18813 (new_stmt_vec_info): Use new names.
18814 (vect_is_simple_use): Use new names and fix comment.
18815 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
18816 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
18818 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18821 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
18822 and integer modes for x87 operands. Do not ICE for unsupported size,
18823 generate error instead. Generate error for unsupported operand types.
18824 ['z']: Do not handle HImode memory operands specially. Warning
18825 for floating-point operands. Fallthru to 'Z' for unsupported operand
18826 types. Do not ICE for unsupported size, generate error instead.
18827 (output_387_binary_op): Use %Z to output operands.
18828 (output_fp_compare): Ditto.
18829 (output_387_reg_move): Ditto.
18831 2009-04-28 Ben Elliston <bje@au.ibm.com>
18836 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18838 * builtins.c (c_strlen): Do not warn here.
18839 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18840 * c-common.c (pointer_int_sum): Take an explicit location.
18841 Warn about offsets out of bounds.
18842 * c-common.h (pointer_int_sum): Adjust declaration.
18844 2009-04-27 Ian Lance Taylor <iant@google.com>
18846 * collect2.c (is_ctor_dtor): Change type of ret field in struct
18848 * dce.c (run_fast_df_dce): Change type of old_flags to int.
18849 * df-core.c (df_set_flags): Change return type to int. Change
18850 type of old_flags to int.
18851 (df_clear_flags): Likewise.
18852 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
18853 (df_get_conditional_uses): Likewise.
18854 * df.h (df_set_flags, df_clear_flags): Update declarations.
18855 * dwarf2out.c (struct indirect_string_node): Change type of form
18856 field to enum dwarf_form.
18857 (AT_string_form): Change return type to enum dwarf_form.
18858 * fixed-value.c (fixed_compare): Add cast to enum type.
18859 * fwprop.c (update_df): Change 0 to VOIDmode.
18860 * gensupport.c: Change 0 to UNKNOWN.
18861 * gimple.h (gimple_cond_code): Add cast to enum type.
18862 * haifa-sched.c (reemit_notes): Add cast to enum type.
18863 * hooks.c (hook_int_void_no_regs): Remove function.
18864 * hooks.h (hook_int_void_no_regs): Remove declaration.
18865 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
18866 * predict.c (combine_predictions_for_insn): Add casts to enum type.
18867 * real.c (real_arithmetic): Add cast to enum type.
18868 (real_compare): Likewise.
18869 * target.h (struct gcc_target): Change return type of
18870 branch_target_register_class to enum reg_class.
18871 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
18872 default_branch_target_register_class.
18873 * targhooks.c (default_branch_target_register_class): New function.
18874 * targhooks.h (default_branch_target_register_class): Declare.
18875 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
18876 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
18878 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
18880 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
18881 vect_uninitialized_def. Change 0 to ERROR_MARK.
18882 * tree-vect-stmts.c (supportable_widening_operation): Don't
18883 initialize icode1 and icode2.
18884 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
18885 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
18887 (cmn_err_flag_specs): Change 0 to STD_C89.
18888 (cmn_err_char_table): Likewise.
18889 * config/arm/arm.c (get_arm_condition_code): Change type of code
18890 to enum arm_cond_code.
18891 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
18892 (IWMMXT_BUILTIN2): Likewise.
18893 (neon_builtin_type_bits): Don't define typedef.
18894 (neon_builtin_datum): Change type of bits field to int.
18895 (arm_expand_neon_args): Add cast to enum type.
18896 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
18898 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
18899 casts to enum type.
18900 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
18902 * config/mips/mips.md (jal_macro): Return enum constant.
18903 (single_insn): Likewise.
18904 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
18906 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18907 casts to enum type.
18908 * config/s390/s390.c (s390_tune_flags): Change type to int.
18909 (s390_arch_flags): Likewise.
18910 (s390_handle_arch_option): Change flags field of struct pta to int.
18911 * config/s390/s390.h (s390_tune_flags): Update declaration.
18912 (s390_arch_flags): Likewise.
18913 * config/sh/sh.c (prepare_move_operands): Compare
18914 tls_symbolic_operand result with enum constant.
18915 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
18916 (sh_expand_prologue): Add cast to enum type.
18917 (sh_expand_epilogue): Likewise.
18918 (tls_symbolic_operand): Change return type to enum tls_model.
18919 (fpscr_set_from_mem): Add cast to enum type.
18920 (legitimize_pic_address): Compare tls_symbolic_operand result with
18922 (sh_target_reg_class): Change return type to enum reg_class.
18923 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
18925 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
18926 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
18927 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
18928 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
18929 (delayed_branch, tls_call_delay): Likewise.
18930 (eligible_for_sibcall_delay): Likewise.
18931 (eligible_for_return_delay): Likewise.
18932 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
18933 (spu_expand_builtin_1): Likewise.
18935 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
18936 for all types of conversions.
18937 (output_init_element): Issue -Wc++-compat warning if needed when
18938 initializing a bitfield with enum type.
18939 * c-parser.c (c_parser_expression): Set original_type to
18940 original_type of right hand operand of comma operator.
18942 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18944 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
18946 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
18947 * doc/cpp.texi (Standard Predefined Macros)
18948 (Implementation-defined behavior): Likewise.
18949 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
18950 * doc/gimple.texi (GIMPLE Exception Handling)
18951 (@code{GIMPLE_ASSIGN}): Likewise.
18952 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
18953 * doc/invoke.texi (Warning Options, Optimize Options)
18954 (AVR Options, Darwin Options): Likewise.
18955 (Optimize Options): Reformulate -fwhole-program description.
18956 * doc/loop.texi (Lambda): Likewise.
18957 * doc/md.texi (Output Template, Define Constraints)
18958 (Standard Names, Insn Splitting): Likewise.
18959 * doc/options.texi (Option properties): Likewise.
18960 * doc/passes.texi (Tree-SSA passes): Likewise.
18961 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
18962 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
18963 (File Names and DBX): Likewise.
18964 * doc/trouble.texi (Incompatibilities): Likewise.
18966 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18968 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
18969 instruction is correct.
18971 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18973 Allow non-constant arguments to conversion intrinsics.
18974 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
18975 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
18976 * spu.c (print_operand): Handle 'v' and 'w'.
18977 (exp2_immediate_p, spu_gen_exp2): Define.
18978 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
18979 spu_convtf_1): Update parameter descriptions.
18980 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
18981 * constraints.md ('v', 'w'): New.
18982 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
18984 (i2f, I2F): New define_mode_attr.
18985 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
18986 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
18987 fixuns_truncv4sfv4si2): Update to use mode attribute.
18988 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
18989 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
18990 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
18991 patterns for combine.
18993 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
18995 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
18996 (cprop, hoist, pre, store_motion): New debug counters.
18997 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
18998 is not an RTL pass anymore.
18999 (pass_profiling): Remove extern decl for pass removed in 2005.
19000 (pass_gcse, pass_jump_bypass): Remove.
19001 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19002 to 0 for clean state.
19003 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19004 * cse.c (gate_handle_cse_after_global_opts,
19005 rest_of_handle_cse_after_global_opts): New functions.
19006 (pass_cse_after_global_opts): New pass, does local CSE.
19007 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19008 (TV_CPROP): New timevar.
19009 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19010 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19011 (gcse_main, recompute_all_luids): Remove.
19012 (compute_hash_table_work): Call max_reg_num instead of reading
19014 (cprop_jump): Don't set run_jump_opt_after_gcse.
19015 (constprop_register): Always allow to alter jumps.
19016 (cprop_insn): Likewise.
19017 (do_local_cprop): Likewise.
19018 (local_cprop_pass): Likewise. Return non-zero if something changed.
19019 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19020 (find_implicit_sets): Add note about missed optimization opportunity.
19021 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19022 pass_rtl_cprop execute function.
19023 Don't bother tracking the pass number, each pass gets its own dumpfile
19025 Always allow to alter jumpsand bypass jumps.
19026 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19027 will just find no suitable set.
19028 (pre_edge_insert): Fix dumping, this function is for PRE only.
19029 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19030 pass_rtl_pre execute function.
19031 (hoist_code): Return non-zero if something changed. Keep track of
19032 substitutions and insertions for statistics gathering similar to PRE.
19033 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19034 called from the pass_rtl_hoist execute function. Show pass statistics.
19035 (compute_store_table): Use max_reg_num directly instead of using the
19036 formerly global max_gcse_regno.
19037 (build_store_vectors): Likewise.
19038 (replace_store_insn): Fix dumping.
19039 (store_motion): Rename to ...
19040 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19041 pass, called from the pass_rtl_store_motion execute function. Keep
19042 track of substitutions and insertions for statistics gathering similar
19044 (bypass_jumps): Remove, fold interesting bits into ...
19045 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19046 from the pass_rtl_cprop execute function.
19047 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19048 pass_jump_bypass): Remove.
19049 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19050 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19051 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19052 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19053 (gate_rtl_store_motion, execute_rtl_store_motion,
19054 pass_rtl_store_motion): New.
19055 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19056 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19057 * passes.c (init_optimization_passes): Remove pass_gcse and
19058 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19059 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19060 instead of pass_jump_bypass.
19062 2009-04-27 Richard Guenther <rguenther@suse.de>
19064 PR middle-end/39928
19065 * gimplify.c (gimplify_expr): If we are required to create
19066 a temporary make sure it ends up as register.
19068 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19071 * config/i386/i386.c (construct_container): Don't call
19072 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19073 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19075 2009-04-27 Michael Matz <matz@suse.de>
19077 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19078 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19079 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19080 (dump_replaceable_exprs): Take a bitmap.
19081 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19083 (expand_gimple_basic_block): Likewise.
19084 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19085 replaceable_expressions member a bitmap.
19086 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19087 (mark_replaceable): Likewise.
19088 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19089 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19091 2009-04-27 Richard Guenther <rguenther@suse.de>
19093 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19094 (verify_stmts): Dispatch to gimple/type verification code.
19095 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19096 issue with call argument types.
19098 2009-04-27 Michael Matz <matz@suse.de>
19100 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19101 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19104 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19105 Eric Botcazou <ebotcazou@adacore.com>
19107 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19108 a label's basic block.
19109 (mark_target_live_regs): Tidy and rework obsolete comments.
19110 Change back DF problem to LIVE. If a label starts a basic block,
19111 assume that all registers that used to be live then still are.
19112 (init_resource_info): If a label starts a basic block, set its
19113 BLOCK_FOR_INSN accordingly.
19114 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19116 2009-04-27 Richard Guenther <rguenther@suse.de>
19118 * tree-flow-inline.h (function_ann): Remove.
19119 (get_function_ann): Likewise.
19120 * tree-dfa.c (create_function_ann): Remove.
19121 * tree-flow.h (struct static_var_ann_d): Remove.
19122 (struct function_ann_d): Likewise.
19123 (union tree_ann_d): Remove fdecl member.
19124 (function_ann_t): Remove.
19125 (function_ann, get_function_ann, create_function_ann): Remove
19128 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19130 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19132 2009-04-27 Jan Hubicka <jh@suse.cz>
19134 * ipa-pure-const.c (struct funct_state_d): New fields
19135 state_previously_known, looping_previously_known; remove
19136 state_set_in_source.
19137 (analyze_function): Use new fields.
19138 (propagate): Avoid assumption that state_set_in_source imply
19141 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19142 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19143 * cfgloop.h (finite_loop_p): Declare.
19145 2009-04-26 Michael Matz <matz@suse.de>
19147 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19149 2009-04-26 Michael Matz <matz@suse.de>
19151 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19152 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19153 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19154 pass_mark_used_blocks): Remove.
19155 * tree-optimize.c (pass_free_datastructures,
19156 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19157 * passes.c (init_optimization_passes): Don't call
19158 pass_mark_used_blocks, remove dead code.
19160 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19162 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19163 * tree-ssa-live.h (register_ssa_partition): Likewise.
19165 2009-04-26 Michael Matz <matz@suse.de>
19168 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19169 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19170 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19172 (compare_pairs): Swap cost comparison.
19173 (coalesce_ssa_name): Don't use change_partition_var.
19174 * tree-nrv.c (struct nrv_data): Add modified member.
19175 (finalize_nrv_r): Set it.
19176 (tree_nrv): Use it to update statements.
19177 (pass_nrv): Require PROP_ssa.
19178 * tree-mudflap.c (mf_decl_cache_locals,
19179 mf_build_check_statement_for): Use make_rename_temp.
19180 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19181 * alias.c (find_base_decl): Handle SSA names.
19182 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19183 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19184 * rtl.h (set_reg_attrs_for_parm): Declare.
19185 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19186 to "optimized", remove unused locals at finish.
19187 (execute_free_datastructures): Make global, call
19188 delete_tree_cfg_annotations.
19189 (execute_free_cfg_annotations): Don't call
19190 delete_tree_cfg_annotations.
19192 * ssaexpand.h: New file.
19193 * expr.c (toplevel): Include ssaexpand.h.
19194 (expand_assignment): Handle SSA names the same as register variables.
19195 (expand_expr_real_1): Expand SSA names.
19196 * cfgexpand.c (toplevel): Include ssaexpand.h.
19197 (SA): New global variable.
19198 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19199 (SSAVAR): New macro.
19200 (set_rtl): New helper function.
19201 (add_stack_var): Deal with SSA names, use set_rtl.
19202 (expand_one_stack_var_at): Likewise.
19203 (expand_one_stack_var): Deal with SSA names.
19204 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19205 before unique numbers.
19206 (expand_stack_vars): Use set_rtl.
19207 (expand_one_var): Accept SSA names, add asserts for them, feed them
19208 to above subroutines.
19209 (expand_used_vars): Expand all partitions (without default defs),
19210 then only the local decls (ignoring those expanded already).
19211 (expand_gimple_cond): Remove edges when jumpif() expands an
19212 unconditional jump.
19213 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19214 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19216 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19217 members of SA; deal with PARM_DECL partitions here; expand
19218 all PHI nodes, free tree datastructures and SA. Commit instructions
19219 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19220 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19221 info and statements at start, collect garbage at finish.
19222 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19223 (VAR_ANN_PARTITION) Remove.
19224 (change_partition_var): Don't declare.
19225 (partition_to_var): Always return SSA names.
19226 (var_to_partition): Only accept SSA names.
19227 (register_ssa_partition): Only check argument.
19228 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19230 (delete_var_map): Don't free it.
19231 (var_union): Only accept SSA names, simplify.
19232 (partition_view_init): Mark only useful SSA names as used.
19233 (partition_view_fini): Only deal with SSA names.
19234 (change_partition_var): Remove.
19235 (dump_var_map): Use ssa_name instead of partition_to_var member.
19236 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19238 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19239 (struct _elim_graph): New member const_dests; nodes member vector of
19241 (set_location_for_edge): New static helper.
19242 (create_temp): Remove.
19243 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19244 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19245 (new_elim_graph): Allocate const_dests member.
19246 (clean_elim_graph): Truncate const_dests member.
19247 (delete_elim_graph): Free const_dests member.
19248 (elim_graph_size): Adapt to new type of nodes member.
19249 (elim_graph_add_node): Likewise.
19250 (eliminate_name): Likewise.
19251 (eliminate_build): Don't take basic block argument, deal only with
19252 partition numbers, not variables.
19253 (get_temp_reg): New static helper.
19254 (elim_create): Use it, deal with RTL temporaries instead of trees.
19255 (eliminate_phi): Adjust all calls to new signature.
19256 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19257 (rewrite_trees): Only do checking.
19258 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19259 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19260 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19261 contains_tree_r, MAX_STMTS_IN_LATCH,
19262 process_single_block_loop_latch, analyze_edges_for_bb,
19263 perform_edge_inserts): Remove.
19264 (expand_phi_nodes): New global function.
19265 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19266 functions, initialize new parameter, remember partitions having a
19268 (finish_out_of_ssa): New global function.
19269 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19270 don't reset in_ssa_p here, don't disable TER when mudflap.
19271 (pass_del_ssa): Remove.
19272 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19274 (execute_free_datastructures): Declare.
19275 * Makefile.in (SSAEXPAND_H): New variable.
19276 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19277 * basic-block.h (commit_one_edge_insertion): Declare.
19278 * passes.c (init_optimization_passes): Move pass_nrv and
19279 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19280 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19281 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19282 (redirect_branch_edge): Deal with super block when expanding, split
19283 out jump patching itself into ...
19284 (patch_jump_insn): ... here, new static helper.
19286 2009-04-26 Michael Matz <matz@suse.de>
19288 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19289 beyond num_ssa_names.
19290 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19291 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19293 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19295 PR inline-asm/39543
19296 * fwprop.c (forward_propagate_asm): New function.
19297 (forward_propagate_and_simplify): Propagate also into __asm, if it
19298 doesn't increase the number of referenced registers.
19301 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19303 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19305 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19306 note_nonlocal_vla_type for nonlocal VLAs.
19307 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19308 contains_remapped_vars, remap_vla_decls): New functions.
19309 (convert_nonlocal_reference_stmt): If not optimizing, call
19310 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19311 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19312 if it wasn't found in var_map.
19313 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19314 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19315 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19317 * gimplify.c (nonlocal_vlas): New variable.
19318 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19320 (gimplify_body): Create and destroy nonlocal_vlas.
19322 * dwarf2out.c (loc_descr_plus_const): New function.
19323 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19324 mem_loc_descriptor, loc_descriptor_from_tree_1,
19325 descr_info_loc, gen_variable_die): Use it.
19327 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19328 !TREE_STATIC VAR_DECLs.
19329 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19330 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19331 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19332 DECL_BY_REFERENCE is valid.
19333 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19334 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19335 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19336 Copy DECL_BY_REFERENCE.
19337 (struct nesting_copy_body_data): New type.
19338 (nesting_copy_decl): New function.
19339 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19340 if they have variable length.
19342 2009-04-26 Michael Matz <matz@suse.de>
19344 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19345 mark new temporaries for renaming.
19347 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19350 * c-decl.c (global_bindings_p): Return negative value.
19351 (c_variable_size): New. Based on variable_size from
19353 (grokdeclarator): Call c_variable_size not variable_size.
19355 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19357 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19359 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19361 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19362 Redefine it to just use mingw/include.
19363 (ASM_SPEC): Rules for -m32 and -m64.
19364 (LINK_SPEC): Use Likewise.
19365 (SPEC_32): New define.
19366 (SPEC_64): Likewise.
19367 (SUB_LINK_SPEC): Likewise.
19368 (MULTILIB_DEFAULTS): New define.
19369 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19370 Add multilib options.
19371 (MULTILIB_DIRNAMES): Likewise.
19372 (MULTILIB_OSDIRNAMES): Likewise.
19373 (LIBGCC): Likewise.
19374 (INSTALL_LIBGCC): Likewise.
19376 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19379 * c-tree.h (enum c_inline_static_type): New.
19380 (record_inline_static): Declare.
19381 * c-decl.c (struct c_inline_static, c_inline_statics,
19382 record_inline_static, check_inline_statics): New.
19383 (pop_file_scope): Call check_inline_statics.
19384 (start_decl): Call record_inline_static instead of pedwarning
19385 directly for static in inline function.
19386 * c-typeck.c (build_external_ref): Call record_inline_static
19387 instead of pedwarning directly for static referenced in inline
19390 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19392 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19393 not new but only being rescanned.
19394 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19395 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19396 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19397 record_set_info, compute_set, grealloc): Remove.
19398 (recompute_all_luids): New function.
19399 (gcse_main): Don't compute sets, and don't do related memory
19400 allocations/free-ing. If something changed before the end of the
19401 pass, update LUIDs using recompute_all_luids.
19402 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19403 (free_gcse_mem): Don't free it either.
19404 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19405 Use the df insn LUIDs.
19406 (load_killed_in_block): Likewise.
19407 (compute_hash_table_work): Don't compute reg_set_in_block.
19408 (compute_transp): Use DF_REG_DEF_CHAINs.
19409 (local_cprop_pass): Don't use compute_sets and related functions.
19410 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19411 Use get_max_uid() instead of max_cuid.
19412 (insert_insn_end_basic_block, pre_insert_copy_insn,
19413 update_ld_motion_stores): Don't try to
19414 keep reg_set tables up to date.
19415 (pre_insert_copies): Use df insn LUIDs.
19416 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19417 (reg_set_info): Don't use extra bitmap argument.
19418 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19419 information to compute regs_set_in_block.
19420 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19421 (bypass_jumps): Don't use compute_sets and friends.
19423 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19426 * opts.c (undocumented_msg): Do not leave blank even with
19429 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19431 * c-decl.c (build_enumerator): Allow values folding to integer
19432 constants but not integer constant expressions with a pedwarn if
19435 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19438 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19439 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19440 type is an integer constant.
19442 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19445 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19448 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19451 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19452 with variably modified return type and no storage class
19453 specifiers, except for the case of nested functions. Distinguish
19454 extern declarations of functions with variably modified return
19455 types from those of objects with variably modified types.
19457 2009-04-25 Jan Hubicka <jh@suse.cz>
19459 * tree.c (list_equal_p): New function.
19460 * tree.h (list_equal_p): Declare.
19461 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19462 basic_block_def, basic_block, const_basic_block): New.
19463 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19464 (redirect_eh_edge): New function.
19465 (make_eh_edge_update_phi): EH edges are not abnormal.
19466 * except.c: Include tree-flow.h.
19467 (list_match): New function.
19468 (eh_region_replaceable_by_p): New function.
19469 (replace_region): New function.
19470 (hash_type_list): New function.
19471 (hash_eh_region): New function.
19472 (eh_regions_equal_p): New function.
19473 (merge_peers): New function.
19474 (remove_unreachable_regions): Verify EH tree when checking;
19476 (copy_eh_region_1): New function.
19477 (copy_eh_region): New function.
19478 (push_reachable_handler): New function.
19479 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19480 regions without label but with live RESX.
19481 * except.h (redirect_eh_edge_to_label): New.
19482 * tree-flow.h (redirect_eh_edge): New.
19483 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19484 basic_block_def, basic_block, const_basic_block): Remove.
19485 * Makefile.in (except.o): Add dependency on tree-flow.h
19486 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19487 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19490 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19493 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19494 on the destination of memcpy.
19496 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19498 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19499 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19500 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19502 2009-04-25 Jan Hubicka <jh@suse.cz>
19504 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19505 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19506 to be reached by different label than left.
19507 (update_eh_edges): Update comment; remove edge_to_remove if possible
19508 and return true if suceeded.
19509 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19510 (cleanup_eh): Compute sharing map.
19511 * except.c (remove_eh_handler_and_replace): Add argument if we should
19513 (remove_unreachable_regions): Update for label sharing.
19514 (label_to_region_map): Likewise.
19515 (get_next_region_sharing_label): New function.
19516 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19518 (remove_eh_handler): Update.
19519 (remove_eh_region_and_replace_by_outer_of): New function.
19520 * except.h (struct eh_region): Add next_region_sharing_label.
19521 (remove_eh_region_and_replace_by_outer_of,
19522 get_next_region_sharing_label): Declare.
19523 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19525 2009-04-25 Jan Hubicka <jh@suse.cz>
19527 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19528 insert code even if they are not critical.
19530 2009-04-25 Jan Hubicka <jh@suse.cz>
19532 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19533 (gimple_can_remove_branch_p): EH edges won't remove branch by
19535 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19536 updating of non-abnormal EH edges.
19537 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19538 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19539 (split_critical_edges): Split also edges where emitting code on them
19540 will lead to splitting later.
19542 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19543 H.J. Lu <hongjiu.lu@intel.com>
19546 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19547 the configured assembler supports fildq and fistpq mnemonics.
19548 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19549 * configure: Regenerated.
19550 * config.in: Ditto.
19552 * config/i386/i386.c (print_operand): Handle 'Z'.
19553 ['z']: Remove handling of special fild/fist suffixes.
19554 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19555 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19556 suffix of fild insn.
19557 (*floatsi<mode>2_vector_mixed): Ditto.
19558 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19559 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19560 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19561 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19562 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19564 2009-04-25 Ben Elliston <bje@au.ibm.com>
19566 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19567 the source of a set operation.
19569 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19571 * target.h (struct gcc_target): Add case_values_threshold field.
19572 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19573 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19574 * targhooks.c (default_case_values_threshold): New function.
19575 * targhooks.h (default_case_values_threshold): Declare function.
19576 * stmt.c (expand_case): Use case_values_threshold target hook.
19577 * expr.h (case_values_threshold): Remove declartation.
19578 * expr.c (case_values_threshold): Remove function.
19579 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19581 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19582 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19583 (avr_case_values_threshold): Declare as static.
19584 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19586 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19587 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19588 (mn10300_case_values_threshold): New function.
19590 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19592 * ira.c (setup_cover_and_important_classes): Add enum cast.
19594 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19596 * genpreds.c (write_enum_constraint_num): Output definition of
19597 CONSTRAINT_NUM_DEFINED_P macro.
19598 * ira.c (setup_cover_and_important_classes): Use
19599 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19601 2009-04-24 DJ Delorie <dj@redhat.com>
19603 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19604 __SH2A_SINGLE_ONLY__ also.
19606 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19608 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19609 (movdf_internal): Ditto.
19610 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19611 SFmode and DFmode constants.
19612 (ia64_print_operand): Add 'G' format for printing
19613 floating point constants.
19615 2009-04-24 Richard Guenther <rguenther@suse.de>
19617 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19618 from unsigned additions.
19620 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19622 * c-typeck.c (set_init_index): Allow array designators that are
19623 not integer constant expressions with a pedwarn if pedantic.
19625 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19627 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19628 zero if no overlap in nonzero bits between the operands.
19630 2009-04-24 Ian Lance Taylor <iant@google.com>
19632 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19633 (record_dead_and_set_regs): Likewise.
19634 * df.h (struct df_mw_hardreg): Change flags field to int.
19635 (struct df_base_ref): Likewise.
19636 (struct df): Change changeable_flags field to int.
19637 * df-scan.c (df_defs_record): Change clobber_flags to int.
19638 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19639 constants rather than #define macros.
19640 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19641 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19642 (enum dwarf_calling_convention): Likewise.
19643 (enum dwarf_line_number_x_ops): Likewise.
19644 (enum dwarf_call_frame_info): Likewise.
19645 (enum dwarf_source_language): Likewise.
19646 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19647 (add_calling_convention_attribute): Likewise.
19648 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19649 (combine_comparisons): Change compcode to int. Add cast to enum type.
19650 * genrecog.c (maybe_both_true_2): Change c to int.
19651 (write_switch): Likewise. Add cast to enum type.
19652 * gimplify.c (gimplify_omp_for): Handle return values from
19653 gimplify_expr using MIN rather than bitwise or.
19654 (gimplify_expr): Add cast to enum type.
19655 * ipa-prop.c (update_jump_functions_after_inlining): Change
19656 IPA_BOTTOM to IPA_JF_UNKNOWN.
19657 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19658 Add casts to enum type.
19659 (setup_cover_and_important_classes): Change cl to int. Add casts
19661 (setup_class_translate): Change cl and mode to int.
19662 (ira_init_once): Change mode to int.
19663 (free_register_move_costs): Likewise.
19664 (setup_prohibited_mode_move_regs): Add casts to enum type.
19665 * langhooks.c (add_builtin_function_common): Rework assertion that
19666 value fits bitfield.
19667 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19668 * omega.c (omega_do_elimination): Avoid math on enum types.
19669 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19670 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19671 int local to handle integral_argment value.
19672 * regmove.c (try_auto_increment): Change PUT_MODE to
19674 * reload.c (push_secondary_reload): Add casts to enum type.
19675 (secondary_reload_class, find_valid_class): Likewise.
19676 * reload1.c (emit_input_reload_insns): Likewise.
19677 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19678 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19679 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19681 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19682 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19684 (expand_complex_libcall): Add casts to enum type.
19685 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19686 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19687 with ERROR_MARK, not NUM_TREE_CODES.
19688 (vect_create_epilog_for_reduction): Likewise.
19689 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19690 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19691 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19693 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19694 vect_unused_in_loop. Change 0 to loop_vect.
19695 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19696 * var-tracking.c (get_init_value): Change return type to enum
19698 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19699 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19701 (arm_override_options): Add casts to enum type.
19702 (arm_emit_tls_decoration): Likewise.
19703 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19705 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19706 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19707 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19709 * config/s390/s390.c (code_for_builtin_64): Change to array of
19711 (code_for_builtin_31): Likewise.
19712 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19714 * config/sparc/sparc.c (sparc_override_options): Change value
19715 field in struct code_model to enum cmodel. In initializer change
19716 0 to NULL and add cast to enum type.
19718 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19719 Change all callers. Issue a -Wc++-compat warning using
19720 lhs_origtype if necessary.
19721 (convert_for_assignment): Issue -Wc++-compat warnings about
19722 invalid conversions to enum type on assignment.
19723 * c-common.h (build_modify_expr): Update declaration.
19725 2009-04-24 Nick Clifton <nickc@redhat.com>
19727 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19728 (function_arg_advance): Likewise.
19729 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19732 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19734 * config/s390/constraints.md ('I', 'J'): Fix condition.
19736 2009-04-24 Diego Novillo <dnovillo@google.com>
19738 * gengtype-parse.c (parse_error): Add newline after message.
19740 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19742 * config/i386/sse.md (avxmodesuffixs): Removed.
19743 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19744 (*avx_pinsr<ssevecsize>): This.
19746 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19748 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19749 follow chains of regs with a single definition, and allow expressions
19750 that are function_invariant_p.
19751 (simple_rhs_p): Allow expressions that are function_invariant_p.
19753 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19755 PR middle-end/39867
19756 * fold-const.c (fold_cond_expr_with_comparison): When folding
19757 > and >= to MAX, make sure the MAX uses the same type as the
19758 comparison's operands.
19760 2009-04-24 Nick Clifton <nickc@redhat.com>
19762 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19763 addressing for DImode accesses.
19764 (frv_print_operand_address): Handle PLUS case.
19765 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19767 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19769 PR rtl-optimization/39794
19770 * alias.c (canon_true_dependence): Add x_addr argument.
19771 * rtl.h (canon_true_dependence): Adjust prototype.
19772 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19773 * cselib.c (cselib_invalidate_mem): Likewise.
19774 * gcse.c (compute_transp): Likewise.
19775 * dse.c (scan_reads_nospill): Likewise.
19776 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19777 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19778 canon_base_addr of the group, plus optional offset.
19779 (struct group_info): Rename canon_base_mem to
19781 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19782 canon_rtx of base_mem.
19784 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19786 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19787 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19789 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19791 * config/spu/spu-builtins.h: Delete file.
19793 * config/spu/spu.h (enum spu_builtin_type): Move here from
19795 (struct spu_builtin_description): Likewise. Add GTY marker.
19796 Do not use enum spu_function_code or enum insn_code.
19797 (spu_builtins): Add extern declaration.
19799 * config/spu/spu.c: Do not include "spu-builtins.h".
19800 (enum spu_function_code, enum spu_builtin_type_index,
19801 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19802 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19803 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19804 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19805 (spu_builtin_types): Make static. Add GTY marker.
19806 (spu_builtins): Add extern declaration with GTY marker.
19807 Include "gt-spu.h".
19809 * config/spu/spu-c.c: Do not include "spu-builtins.h".
19810 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
19811 Check programmatically whether all parameters are scalar.
19813 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
19815 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
19817 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
19818 assignment from the constructor either if the target is volatile.
19820 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
19822 * config/arm/arm.md (insv): Do not share operands[0].
19824 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
19826 * config/vxlib-tls.c (active_tls_threads): Delete.
19827 (delete_hook_installed): New.
19828 (tls_delete_hook): Don't delete the delete hook.
19829 (tls_destructor): Delete it here.
19830 (__gthread_set_specific): Adjust installing the delete hook.
19831 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
19832 __gthread_leave_tsd_dtor_context.
19834 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
19836 * c-format.c (gcc_tdiag_char_table): Add support for %E.
19838 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
19840 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
19842 (alpha_rtx_costs): Ditto.
19843 (emit_unlikely_jump): Use add_reg_note.
19844 (emit_frame_store_1): Ditto.
19845 (alpha_expand_prologue): Ditto.
19846 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19847 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
19849 2009-04-23 Nick Clifton <nickc@redhat.com>
19851 * config/v850/v850.md (epilogue): Remove suppressed code.
19852 (return): Rename to return_simple and remove test of frame size.
19853 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
19854 to gen_return_simple.
19856 2009-04-22 Jing Yu <jingyu@google.com>
19859 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
19861 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19864 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
19865 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
19866 value is a VECTOR_CST, the element type is the element type of the
19869 2009-04-22 DJ Delorie <dj@redhat.com>
19871 * config/m32c/m32c.h: Update GTY annotations to new syntax.
19873 2009-04-22 Jakub Jelinek <jakub@redhat.com>
19875 * alias.c (find_base_term): Move around LO_SUM case, so that
19876 CONST falls through into PLUS/MINUS handling.
19879 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
19880 into 0, use omit_one_operand.
19882 2009-04-23 Ben Elliston <bje@au.ibm.com>
19884 * config/rs6000/linux-unwind.h (get_regs): Remove type
19885 puns. Change the type of `pc' to an array of unsigned ints and
19886 update all users. Constify frame24.
19888 2009-04-22 DJ Delorie <dj@redhat.com>
19890 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
19891 declarations before code.
19892 (current_function_special_page_vector): Likewise.
19893 (m32c_expand_insv): Silence a warning.
19895 2009-04-21 Taras Glek <tglek@mozilla.com>
19897 * alias.c: Update GTY annotations to new syntax.
19898 * basic-block.h: Likewise.
19899 * bitmap.h: Likewise.
19900 * c-common.h: Likewise.
19901 * c-decl.c: Likewise.
19902 * c-parser.c: Likewise.
19903 * c-pragma.c: Likewise.
19904 * c-tree.h: Likewise.
19905 * cfgloop.h: Likewise.
19906 * cgraph.h: Likewise.
19907 * config/alpha/alpha.c: Likewise.
19908 * config/arm/arm.h: Likewise.
19909 * config/avr/avr.h: Likewise.
19910 * config/bfin/bfin.c: Likewise.
19911 * config/cris/cris.c: Likewise.
19912 * config/darwin.c: Likewise.
19913 * config/frv/frv.c: Likewise.
19914 * config/i386/i386.c: Likewise.
19915 * config/i386/i386.h: Likewise.
19916 * config/i386/winnt.c: Likewise.
19917 * config/ia64/ia64.h: Likewise.
19918 * config/iq2000/iq2000.c: Likewise.
19919 * config/mips/mips.c: Likewise.
19920 * config/mmix/mmix.h: Likewise.
19921 * config/pa/pa.c: Likewise.
19922 * config/pa/pa.h: Likewise.
19923 * config/rs6000/rs6000.c: Likewise.
19924 * config/s390/s390.c: Likewise.
19925 * config/sparc/sparc.c: Likewise.
19926 * config/xtensa/xtensa.c: Likewise.
19927 * cselib.h: Likewise.
19928 * dbxout.c: Likewise.
19929 * dwarf2out.c: Likewise.
19930 * except.c: Likewise.
19931 * except.h: Likewise.
19932 * fixed-value.h: Likewise.
19933 * function.c: Likewise.
19934 * function.h: Likewise.
19935 * gimple.h: Likewise.
19936 * integrate.c: Likewise.
19937 * optabs.c: Likewise.
19938 * output.h: Likewise.
19939 * real.h: Likewise.
19941 * stringpool.c: Likewise.
19942 * tree-data-ref.c: Likewise.
19943 * tree-flow.h: Likewise.
19944 * tree-scalar-evolution.c: Likewise.
19945 * tree-ssa-address.c: Likewise.
19946 * tree-ssa-alias.h: Likewise.
19947 * tree-ssa-operands.h: Likewise.
19948 * tree.c: Likewise.
19949 * tree.h: Likewise.
19950 * varasm.c: Likewise.
19951 * varray.h: Likewise.
19953 * coretypes.h: Do not define GTY macro if it is already defined.
19954 * doc/gty.texi: Update GTY documentation to new syntax.
19955 * gengtype-lex.l: Enforce attribute-like syntax for GTY
19956 annotations on structs.
19957 * gengtype-parse.c: Likewise.
19959 2009-04-22 Mark Heffernan <meheff@google.com>
19961 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
19963 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19965 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
19968 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19970 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
19971 the same as a PLUS without a shift. Increase the cost of a
19974 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19976 * Makefile.in: Update dependencies.
19977 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
19978 * errors.h: Remove bogus comment about compatibility.
19979 (warning): Update declaration.
19980 * genautomata.c: Update all calls to warning.
19981 * gimple.c: Do not include errors.h. Include toplev.h.
19982 * tree-ssa-structalias.c: Do not include errors.h.
19983 * omega.c: Likewise.
19984 * tree-ssa-reassoc.c: Likewise.
19985 * config/spu/spu-c.c: Likewise.
19986 * config/spu/t-spu-elf: Update dependencies.
19988 2009-04-22 Richard Guenther <rguenther@suse.de>
19990 PR tree-optimization/39824
19991 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
19992 make sure the types are compatible.
19994 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19997 * c-common.c (c_parse_error): Take a token_flags parameter.
19998 Use token_type for the token type instead.
19999 Pass token_flags to cpp_type2name.
20000 * c-common.h (c_parse_error): Update declaration.
20001 * c-parser.c (c_parser_error): Pass 0 as token flags.
20003 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20005 PR rtl-optimization/39580
20006 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20008 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20010 * function.c (expand_function_end): Do not emit a jump to the "naked"
20011 return label for fall-through returns.
20012 * except.c (sjlj_emit_function_exit): Always place the call to the
20013 unregister function at the location installed by expand_function_end.
20015 2009-04-22 Richard Guenther <rguenther@suse.de>
20017 PR tree-optimization/39845
20018 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20019 (gen_inbound_check): Likewise.
20021 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20023 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20025 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20026 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20028 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20030 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20031 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20032 shift counts to avoid out-of-bounds array accesses.
20034 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20036 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20037 (Pmode): Move above.
20039 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20041 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20042 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20043 GET_CODE macro. Use IN_RANGE macro where appropriate.
20044 * config/alpha/alpha.h: Ditto.
20045 * config/alpha/alpha.md: Ditto.
20046 * config/alpha/constraints.md: Ditto.
20047 * config/alpha/predicates.md: Ditto.
20049 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20051 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20052 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20053 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20054 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20055 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20056 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20057 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20058 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20059 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20060 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20061 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20062 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20063 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20064 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20065 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20066 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20067 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20068 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20069 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20070 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20071 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20072 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20073 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20074 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20075 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20076 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20077 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20079 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20081 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20082 references from comments.
20083 * cfgbuild.c: (count_basic_blocks): Delete.
20084 (find_basic_blocks_1): Delete.
20085 (find_basic_blocks): Delete.
20086 * except.c (finish_eh_generation): Make static. Move comment from
20087 except.h here. Remove find_basic_blocks references from comments.
20088 * except.h (finish_eh_generation): Delete.
20089 * basic-block.h (find_basic_blocks): Delete.
20090 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20092 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20094 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20095 (sdbout_parms): Likewise.
20097 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20099 * config/sh/sh.c (prepare_cbranch_operands): Use
20100 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20101 (expand_cbranchdi4): Likewise.
20102 (from_compare): Add cast to enum type.
20103 (expand_cbranchsi4): Use add_reg_note.
20104 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20105 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20106 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20107 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20108 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20109 instead of CODE_FOR_nothing.
20110 (cbranchdi4): Likewise. Fix the order of arguments for
20112 (push_fpscr): Use add_reg_note.
20113 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20114 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20116 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20118 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20119 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20120 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20121 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20122 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20123 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20124 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20125 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20126 config/alpha/x-vms, config/arc/t-arc,
20127 config/arm/README-interworking, config/arm/arm-c.c,
20128 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20129 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20130 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20131 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20132 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20133 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20134 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20135 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20136 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20137 config/cris/t-elfmulti, config/crx/t-crx,
20138 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20139 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20140 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20141 config/h8300/t-h8300, config/i386/athlon.md,
20142 config/i386/darwin-libgcc.10.4.ver,
20143 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20144 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20145 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20146 config/i386/t-linux64, config/i386/t-nwld,
20147 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20148 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20149 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20150 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20151 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20152 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20153 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20154 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20155 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20156 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20157 config/m68k/t-uclinux, config/mcore/t-mcore,
20158 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20159 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20160 config/mips/crtn.asm, config/mips/irix-crti.asm,
20161 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20162 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20163 config/mips/mips-fixed.md, config/mips/sb1.md,
20164 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20165 config/mips/t-iris6, config/mips/t-isa3264,
20166 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20167 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20168 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20169 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20170 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20171 config/mn10300/t-linux, config/mn10300/t-mn10300,
20172 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20173 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20174 config/picochip/libgccExtras/clzsi2.asm,
20175 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20176 config/rs6000/darwin-libgcc.10.4.ver,
20177 config/rs6000/darwin-libgcc.10.5.ver,
20178 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20179 config/rs6000/t-aix43, config/rs6000/t-aix52,
20180 config/rs6000/t-darwin, config/rs6000/t-fprules,
20181 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20182 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20183 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20184 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20185 config/rs6000/t-rtems, config/rs6000/t-spe,
20186 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20187 config/score/t-score-elf, config/sh/divcost-analysis,
20188 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20189 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20190 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20191 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20192 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20193 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20194 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20195 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20196 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20197 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20198 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20199 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20200 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20201 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20202 * config/h8300/genmova.sh: Include copyright and license notices
20203 in generated output.
20204 * config/h8300/mova.md: Regenerate.
20205 * doc/install.texi2html: Include word "Copyright" in copyright
20206 notice and use name "Free Software Foundation, Inc.".
20207 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20208 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20209 ChangeLog-2007, ChangeLog-2008: Correct dates.
20211 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20213 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20214 NE_EXPR operations as well.
20215 * c-parser.c (c_parser_condition): Do not set location information on
20217 (c_parser_conditional_expression): Likewise.
20218 (c_parser_binary_expression): Set location information on operators.
20219 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20220 TRUTH_NOT_EXPR has been folded.
20221 * fold-const.c (fold_truth_not_expr): Copy location information from
20222 the incoming expression to the outgoing one.
20223 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20224 recursive calls on the LHS of the operator but pass that of the
20225 operator to recursive calls on the RHS of the operator. Set it
20227 (shortcut_cond_expr): Set the locus of the operator on the second
20228 COND_EXPR and that of the expression on the first in degenerate cases.
20229 Pass the locus of the expression to calls to shortcut_cond_r.
20230 Set the locus of the 'then' block on the associated jump, if any.
20231 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20232 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20233 expression to call to gimplify_boolean_expr.
20235 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20237 * config.gcc: Add additional configuration for
20238 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20239 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20240 (CPP_SPEC): Redefine for allowing -municode option.
20241 (STARTFILE_SPEC): Likewise.
20242 * config/i386/t-mingw-w64: New.
20243 * config/i386/mingw-w64.opt: New.
20244 (municode): Add new target option.
20245 * doc/invoke.texi (municode): Add documentation for new option.
20247 2009-04-21 Ian Lance Taylor <iant@google.com>
20249 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20250 Correct test for number of arguments.
20251 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20253 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20255 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20256 argument of emit_library_call.
20258 2009-04-21 Richard Guenther <rguenther@suse.de>
20260 PR middle-end/39829
20261 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20262 inside VIEW_CONVERT_EXPRs.
20264 2009-04-21 Martin Jambor <mjambor@suse.cz>
20266 * tree-switch-conversion.c (build_constructors): Split a long line.
20267 (constructor_contains_same_values_p): New function.
20268 (build_one_array): Create assigns of constants if possible, do not
20269 call mark_sym_for_renaming, call update_stmt.
20270 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20271 make_rename_temp. Do not call mark_symbols_for_renaming, call
20273 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20274 find_new_referenced_vars, call update_stmt.
20275 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20276 instead of calling make_rename_temp. Do not call
20277 find_new_referenced_vars or mark_symbols_for_renaming, call
20280 2009-04-21 Richard Guenther <rguenther@suse.de>
20282 PR tree-optimization/39827
20283 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20284 (tree_ssa_phiprop): Pass the correct array size.
20286 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20288 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20290 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20293 * c-typeck.c (lvalue_p): Move declaration ...
20294 * c-common.h (lvalue_p): ... to here.
20295 * c-common.c (candidate_equal_p): New.
20296 (add_tlist): Use it.
20297 (merge_tlist): Use it.
20298 (warn_for_collisions_1): Likewise.
20299 (warning_candidate_p): Accept more candidates.
20300 (verify_tree): A warning candidate can be an expression. Use
20303 2009-04-21 Ben Elliston <bje@au.ibm.com>
20306 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20307 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20308 options. Remove -mcall-solaris documentation.
20310 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20313 * doc/invoke.texi (-Wlong-long): Update description.
20314 * c-lex (interpret_integer): Only warn if there was no previous
20315 overflow and -Wlong-long is enabled.
20316 * c-decl.c (declspecs_add_type): Drop redundant flags.
20317 * c.opt (Wlong-long): Init to -1.
20318 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20319 and front-end warn_long_long. Wlong-long only depends on other
20320 flags if it is uninitialized.
20321 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20322 the same for CPP and FE.
20323 (restore_extension_diagnostics): Likewise.
20325 2009-04-20 Ian Lance Taylor <iant@google.com>
20327 Fix enum conversions which are invalid in C++:
20328 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20329 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20330 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20331 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20332 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20333 (dbxout_parms): Likewise.
20334 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20335 (df_clear_flags): Likewise.
20336 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20337 top_flag parameter to int.
20338 (df_chain_create_bb_process_use): Likewise.
20339 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20341 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20342 (df_ref_create_structure, df_def_record_1): Likewise.
20343 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20344 (df_notes_rescan): Change 0 to VOIDmode in function call.
20345 (df_get_call_refs, df_insn_refs_collect): Likewise.
20346 (df_bb_regs_collect): Likewise.
20347 (df_entry_block_defs_collect): Likewise.
20348 (df_exit_block_uses_collect): Likewise.
20349 * df.h: Update declarations.
20350 * double-int.c (double_int_divmod): Add cast to enum type.
20351 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20352 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20353 (based_loc_descr): Likewise.
20354 (loc_descriptor_from_tree_1): Change first_op and second_op to
20355 enum dwarf_location_atom. Add cast to enum type.
20356 * expmed.c (init_expmed): Change 0 to SET in function call.
20357 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20358 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20359 (do_store_flag): Likewise.
20360 * fixed-value.h (struct fixed_value): Change mode to enum
20362 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20363 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20365 (insert_insn_decl, insert_decl, insert_state): Likewise.
20366 (automata_list_finish): Likewise.
20367 * genrecog.c (process_define_predicate): Add cast to enum type.
20368 * gensupport.c (init_predicate_table): Add cast to enum type.
20369 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20371 (gimple_build_call_1, gimple_build_label): Likewise.
20372 (gimple_build_goto, gimple_build_asm_1): Likewise.
20373 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20374 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20375 (enum fallback): Rename from enum fallback_t.
20376 (fallback_t): Typedef as int.
20377 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20378 GSI_SAME_STMT in function call.
20379 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20381 (setup_reg_class_relations): Likewise.
20382 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20383 (setup_prohibited_class_mode_regs): Add cast to enum type.
20384 (setup_prohibited_mode_move_regs): Likewise.
20385 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20386 (record_address_regs): Change i to enum reg_class.
20387 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20388 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20389 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20390 (GET_MODE_2XWIDER_MODE): Likewise.
20391 (GET_CLASS_NARROWEST_MODE): Likewise.
20392 * omp-low.c (expand_omp_for): Add cast to enum type.
20393 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20394 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20395 * postreload.c (reload_cse_simplify_operands): Change rclass local
20397 * predict.c (combine_predictions_for_insn): Change best_predictor
20398 and predictor to enum br_predictor.
20399 (combine_predictions_for_bb): Likewise.
20400 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20401 use SET_PREDICT_EXPR_OUTCOME.
20402 * real.c (real_arithmetic): Change icode to code in function call.
20403 * reginfo.c (init_move_cost): Add casts to enum type.
20404 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20405 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20407 * reload.c (find_valid_class): Add casts to enum type.
20408 (push_reload): Change 0 to NO_REGS in function call.
20409 (find_reloads): Change this_alternative to array of enum
20410 reg_class. Remove some now-unnecessary casts.
20411 (make_memloc): Change 0 to VOIDmode in function call.
20412 * reload1.c (reload): Change 0 to VOIDmode in function call.
20413 (eliminate_regs_1, elimination_effects): Likewise.
20414 (eliminate_regs_in_insn): Likewise.
20415 (emit_input_reload_insns): Add cast to enum type.
20416 (delete_output_reload): Change 0 to VOIDmode in function call.
20417 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20418 to enum type in function call.
20419 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20420 (SET_PREDICT_EXPR_OUTCOME): Define.
20421 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20422 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20423 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20424 (dump_function): Likewise.
20425 * tree-dump.h: Update declarations.
20426 * tree-pass.h: Update declarations.
20427 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20428 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20430 (arm_rtx_costs_1): Correct parenthesization.
20431 (arm_rtx_costs): Add casts to enum type.
20432 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20433 (vfp_emit_fstmd): Use add_rg_note.
20434 (emit_multi_reg_push, emit_sfm): Likewise.
20435 (thumb_set_frame_pointer): Likewise.
20436 (arm_expand_prologue): Likewise.
20437 (arm_regno_class): Change return type to enum reg_class.
20438 (thumb1_expand_prologue): Use add_reg_note.
20439 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20440 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20442 * config/arm/gentune.sh: Add cast to enum type.
20443 * config/arm/arm-tune.md: Rebuild.
20444 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20445 (ix86_split_fp_branch, predict_jump): Likewise.
20446 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20447 insn_code to enum rtx_code.
20448 (ix86_builtin_vectorized_function): Add cast to enum type.
20449 * config/i386/i386.md (truncdfsf2): Change slot to enum
20451 (truncxf<mode>2, isinf<mode>2): Likewise.
20452 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20454 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20455 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20456 (insert_bundle_state): Change 1 to INSERT in function call.
20457 (ia64_add_bundle_selector_before): Likewise.
20458 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20459 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20460 (restore_stack_nonlocal): Likewise.
20461 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20463 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20465 (mips_rtx_costs): Likewise.
20466 (mips_override_options): Add casts to enum type.
20467 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20469 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20470 (store_reg, set_reg_plus_d): Likewise.
20471 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20472 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20474 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20476 (emit_unlikely_jump): Use add_reg_note.
20477 (rs6000_emit_allocate_stack): Likewise.
20478 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20479 (output_toc): Change 1 to INSERT in function call.
20480 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20481 (rs6000_initialize_trampoline): Likewise.
20482 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20484 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20485 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20486 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20487 (save_gprs): Use add_reg_note.
20488 (s390_emit_prologue): Likewise.
20489 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20490 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20491 (sparc_fold_builtin): Add cast to enum type.
20492 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20494 (spu_expand_prologue): Use add_reg_note.
20495 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20497 2009-04-20 Ian Lance Taylor <iant@google.com>
20499 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20500 (c_parser_postfix_expression_after_primary): Get VEC for list of
20501 arguments. Get original types of arguments. Call
20502 build_function_call_vec.
20503 (cached_expr_list_1, cached_expr_list_2): New static variables.
20504 (c_parser_expr_list): Change return type to VEC *. Add
20505 p_orig_types parameter. Change all callers.
20506 (c_parser_release_expr): New static function.
20507 (c_parser_vec_to_tree_list): New static function.
20508 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20509 call build_function_call_vec.
20510 (build_function_call_vec): New function, based on old
20511 build_function_call.
20512 (convert_arguments): Remove nargs and argarray parameters. Change
20513 values to a VEC. Add origtypes parameter.
20514 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20515 (convert_for_assignment): Add origtype parameter. Change all
20516 callers. If warn_cxx_compat, check for conversion to an enum
20517 type when calling a function.
20518 (store_init_value): Add origtype parameter. Change all callers.
20519 (digest_init): Likewise.
20520 (struct init_node): Add origtype field.
20521 (add_pending_init): Add origtype parameter. Change all callers.
20522 (output_init_element): Likewise.
20523 (output_pending_init_elements): Pass origtype from init_node to
20524 output_init_element.
20525 (process_init_element): Pass origtype from c_expr to
20526 output_init_element.
20527 (c_finish_return): Add origtype parameter. Change all callers.
20528 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20530 (sync_resolve_params): Likewise.
20531 (sync_resolve_return): Change params to first_param. Change caller.
20532 (resolve_overloaded_builtins): Change params to VEC *. Change
20533 callers. Save first parameter around call to build_function_call_vec.
20534 * c-decl.c (finish_decl): Add origtype parameter. Change all
20535 callers. Call build_function_call_vec rather than
20536 build_function_call for cleanup.
20537 * c-tree.h: Update declarations.
20538 * c-common.h: Update declarations.
20539 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20540 params to first_param.
20541 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20542 params parameter from tree to void *.
20543 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20544 Change arglist parameter to have type void *, and to be a pointer
20546 * config/rs6000/rs6000-protos.h
20547 (altivec_resolve_overloaded_builtin): Update declaration.
20548 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20549 fnargs parameter to have type void *, and to be a pointer to a
20550 VEC. Call build_function_call_vec instead of
20551 build_function_call.
20552 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20554 2009-04-20 Joey Ye <joey.ye@intel.com>
20555 Xuepeng Guo <xuepeng.guo@intel.com>
20556 H.J. Lu <hongjiu.lu@intel.com>
20558 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20560 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20561 (IX86_LEA_PRIORITY): Likewise.
20562 (distance_non_agu_define): New function.
20563 (distance_agu_use): Likewise.
20564 (ix86_lea_for_add_ok): Likewise.
20565 (ix86_dep_by_shift_count): Likewise.
20567 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20568 should split for LEA.
20570 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20572 (ix86_dep_by_shift_count): Likewise.
20574 2009-04-20 Richard Guenther <rguenther@suse.de>
20576 * expr.c (handled_component_p): Move ...
20577 * tree.h (handled_component_p): ... here.
20578 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20579 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20580 and REALPART_EXPR to be in one group.
20582 2009-04-20 Richard Guenther <rguenther@suse.de>
20584 * basic-block.h (get_all_dominated_blocks): Declare.
20585 * dominance.c (get_all_dominated_blocks): New function.
20586 * tree-cfg.c (get_all_dominated_blocks): Remove.
20587 (remove_edge_and_dominated_blocks): Adjust.
20588 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20589 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20590 instead of recursing.
20592 2009-04-20 Doug Kwan <dougkwan@google.com>
20594 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20595 (struct cgraph_node_set_def): New type.
20596 (cgraph_node_set) New type. Also declare vector functions.
20597 (struct cgraph_node_set_element_def): New type.
20598 (cgraph_node_set_element): Ditto.
20599 (cgraph_node_set_iterator): New iterator type.
20600 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20601 cgraph_node_set_remove, dump_cgraph_node_set,
20602 debug_cgraph_node_set): New prototypes.
20603 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20604 cgraph_node_set_size): New inlines.
20605 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20606 including cgraph.h.
20607 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20608 argument to function 'write_summary'.
20609 * ipa.c: Include ggc.h.
20610 (hash_cgraph_node_set_element,
20611 eq_cgraph_node_set_element, cgraph_node_set_new,
20612 cgraph_node_set_add, cgraph_node_set_remove,
20613 cgraph_node_set_find, dump_cgraph_node_set,
20614 debug_cgraph_node_set): New functions.
20615 * Makefile.in (ipa.o): Add dependency on GGC_H.
20617 2009-04-20 Ira Rosen <irar@il.ibm.com>
20619 PR tree-optimization/39675
20620 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20621 check of the return code of vect_schedule_slp. Check that
20622 stmt_vec_info still exists for the statement, before checking its
20623 vectorization type.
20625 2009-04-20 Michael Matz <matz@suse.de>
20627 * Makefile.in (generated_files): Take out $(simple_generated_c).
20629 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20631 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20632 (UINTPTR_TYPE): Likewise.
20634 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20637 * c-typeck.c (digest_init): Check for initializing an array with a
20640 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20643 * c-semantics.c (pop_stmt_list): Propagate
20644 STATEMENT_LIST_HAS_LABEL to parent statement list.
20646 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20648 * config/mips/mips.h (mips_tune_attr): New macro.
20649 * config/mips/mips.md (cpu): Use it.
20651 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20654 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20657 2009-04-19 Diego Novillo <dnovillo@google.com>
20659 * toplev.c (compile_file): Move call to coverage_finish ...
20660 * cgraphunit.c (ipa_passes): ... here.
20661 Call cgraph_process_new_functions.
20662 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20663 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20665 2009-04-19 Jan Hubicka <jh@suse.cz>
20667 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20669 (dump_cgraph_node): Dump can throw external flag.
20670 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20672 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20676 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20677 * common.opt (Wlogical-op): Move from here...
20678 * c.opt (Wlogical-op): ... to here.
20679 * c-typeck.c (parser_build_binary_op): Update call to
20680 warn_logical_operator.
20681 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20683 * c-common.c (warn_logical_op): Update.
20684 * c-common.h (warn_logical_op): Update declaration.
20686 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20688 * tree.c (protected_set_expr_location): Fix formatting.
20690 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20693 * c-typeck.c (readonly_warning): new.
20694 (build_unary_op, build_modify_expr): Use readonly_warning for
20695 storing into something readonly but not const-qualified.
20697 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20700 * c-typeck.c (build_unary_op): Check for taking address of
20701 expression of type void.
20703 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20706 * c-typeck.c (build_function_call): Check for calling a function
20707 with qualified void return types. Call require_complete_type when
20710 2009-04-18 Jan Hubicka <jh@suse.cz>
20712 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20714 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20715 can_throw_external flag.
20716 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20717 * ipa-pure-const.c (ignore_edge): New function.
20718 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20719 only over can_throw_external edges.
20720 (local_pure_const): Add nothrow flag.
20721 * ipa-utils.c (searchc): Add ignore_edge callback.
20722 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20723 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20724 (set_nothrow_function_flags): Update cgraph.
20725 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20727 2009-04-18 Richard Guenther <rguenther@suse.de>
20729 PR middle-end/39804
20730 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20731 (fold_stmt): ... this and ...
20732 (fold_stmt_inplace): ... this.
20733 (fold_stmt_1): Fold references in calls and asms.
20734 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20736 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20738 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20739 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20741 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20743 * tree.c (function_args_count): Remove.
20744 * tree.h: Remove the prototype for function_args_count.
20746 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20748 * tree-iterator.c (expr_only): Remove.
20749 * tree.h: Remove the prototype for expr_only.
20751 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20753 * reginfo.c (cannot_change_mode_set_regs): Remove.
20754 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20756 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20758 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20759 whether operands 0 and 1 overlaps.
20761 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20763 PR middle-end/36902
20764 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20765 pointer. Use warning_at instead of warning.
20766 (search_for_addr_array): Likewise.
20767 (check_array_bounds): Likewise.
20768 (check_all_array_refs): Check that the incoming edge is not in the
20769 list of edges to be removed.
20770 (check_all_array_refs): Avoid the temporal pointer.
20771 (vrp_visit_cond_stmt): Fix typo.
20772 (simplify_switch_using_ranges): Handle the case where the switch
20773 index is an integer constant.
20775 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20777 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20779 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20781 * doc/extend.texi, doc/invoke.texi: Fix typos.
20783 2009-04-17 Cary Coutant <ccoutant@google.com>
20785 * tree-flow-inline.h (get_lineno): Fix inverted test.
20787 2009-04-17 Diego Novillo <dnovillo@google.com>
20789 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20790 assertion for AVAIL_OUT.
20792 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20795 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20796 * config/sh/linux-atomic.asm: Likewise.
20798 2009-04-17 Diego Novillo <dnovillo@google.com>
20800 * except.c (debug_eh_tree): New.
20801 (struct eh_region, struct eh_status): Move ...
20802 * except.h: ... here.
20803 (add_type_for_runtime): Declare extern.
20804 (lookup_type_for_runtime): Likewise.
20805 (debug_eh_tree): Declare.
20806 * Makefile.in (GTFILES): List except.h before except.c
20808 2009-04-17 Diego Novillo <dnovillo@google.com>
20810 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
20811 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20812 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
20813 (find_vars_r): ... here.
20814 * tree-flow.h (find_referenced_vars_in): Declare.
20815 * tree-ssa-pre.c (create_expression_by_pieces): Assert
20816 that AVAIL_OUT exists for BLOCK.
20817 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
20818 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
20819 (tree-parloops.o): Likewise.
20821 2009-04-17 Simon Baldwin <simonb@google.com>
20823 * toplev.c (default_tree_printer): Add handling for %E format.
20825 2009-04-17 Diego Novillo <dnovillo@google.com>
20827 * tree-pretty-print.c (dump_generic_node): Add break after
20828 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
20829 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
20830 FUNCTION_TYPE together. Call print_struct_decl when printing
20831 structures and TDF_SLIM is not given.
20832 (print_struct_decl): Fix logic for detecting recursion.
20834 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20837 * gcc.c (create_at_file): New.
20838 (compile_input_file_p): New.
20839 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
20840 * main.c (main): Update call to toplev_main.
20841 * toplev.c (toplev_main): Change signature. Call expandargv.
20842 * toplev.h (toplev_main): Change signature.
20844 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20846 * dwarf2out.c (field_byte_offset): Use the type size as the field size
20847 if the latter is not constant.
20849 2009-04-17 David Edelsohn <edelsohn@gnu.org>
20851 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20853 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
20855 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
20856 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
20858 2009-04-17 Richard Guenther <rguenther@suse.de>
20860 * tree-ssa-structalias.c (get_constraint_for_component_ref):
20861 Handle component references view-converting an invariant address.
20863 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
20865 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
20866 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
20867 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
20868 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
20869 Use @deftypevr rather than @deftypevar.
20871 2009-04-17 Richard Guenther <rguenther@suse.de>
20873 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
20874 (get_prop_source_stmt): Likewise.
20875 (can_propagate_from): Likewise.
20877 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
20879 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
20880 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
20881 (--with-multilib-list): Add default value.
20882 * configure: Regenerate.
20883 * Makefile.in (TM_ENDIAN_CONFIG): Define.
20884 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
20885 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
20886 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
20887 Don't add default cpu to multilib list unnecessarily, but do enable
20888 the relevant compiler option..
20889 Add support for --with-multilib-list=<blank> and
20890 --with-multilib-list=!<somelib> to supress unwanted multilibs.
20891 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
20892 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
20893 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
20894 TM_MULTILIB_CONFIG.
20895 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
20896 (MULTILIB_OSDIRNAMES): New variable.
20897 * config/sh/t-1e: Delete file.
20898 * config/sh/t-mlib-sh1: Delete file.
20899 * config/sh/t-mlib-sh2: Delete file.
20900 * config/sh/t-mlib-sh2a: Delete file.
20901 * config/sh/t-mlib-sh2a-nofpu: Delete file.
20902 * config/sh/t-mlib-sh2a-single: Delete file.
20903 * config/sh/t-mlib-sh2a-single-only: Delete file.
20904 * config/sh/t-mlib-sh2e: Delete file.
20905 * config/sh/t-mlib-sh3e: Delete file.
20906 * config/sh/t-mlib-sh4: Delete file.
20907 * config/sh/t-mlib-sh4-nofpu: Delete file.
20908 * config/sh/t-mlib-sh4-single: Delete file.
20909 * config/sh/t-mlib-sh4-single-only: Delete file.
20910 * config/sh/t-mlib-sh4a: Delete file.
20911 * config/sh/t-mlib-sh4a-nofpu: Delete file.
20912 * config/sh/t-mlib-sh4a-single: Delete file.
20913 * config/sh/t-mlib-sh4a-single-only: Delete file.
20914 * config/sh/t-mlib-sh4al: Delete file.
20915 * config/sh/t-mlib-sh5-32media: Delete file.
20916 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
20917 * config/sh/t-mlib-sh5-64media: Delete file.
20918 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
20919 * config/sh/t-mlib-sh5-compact: Delete file.
20920 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
20921 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
20922 * doc/install.texi (Options specification): Add
20923 --with-multilib-list and --with-endian.
20925 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
20927 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
20929 (OBJS-common): Add plugin-version.o.
20930 (plugin-version.o): New.
20931 * gcc-plugin.h (plugin_gcc_version): New.
20932 (plugin_default_version_check): New.
20933 (plugin_init_func, plugin_init): Add version argument.
20934 * plugin-version.c: New.
20935 * plugin.c (str_plugin_gcc_version_name): New.
20936 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
20937 pass it to the init function.
20938 (plugin_default_version_check): New.
20940 2009-04-17 Richard Guenther <rguenther@suse.de>
20942 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
20943 for decl-vs-decl disambiguation.
20945 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
20947 * config/s390/s390.h (s390_tune_attr): New macro definition.
20948 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
20950 2009-04-17 Richard Guenther <rguenther@suse.de>
20952 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
20953 (fold_stmt_r): Likewise.
20954 (maybe_fold_reference): New function.
20955 (fold_gimple_assign): Handle cases fold_stmt_r did.
20956 (fold_stmt): Do not use fold_stmt_r.
20957 (fold_stmt_inplace): Likewise.
20959 2009-04-17 Richard Guenther <rguenther@suse.de>
20961 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
20962 (record_equivalences_from_stmt): Remove useless checks and
20964 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
20965 the type is already suitable.
20967 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
20969 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
20971 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
20973 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
20974 (CMPtype): Define as __gcc_CMPtype.
20976 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
20978 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
20979 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
20981 2009-04-17 Richard Guenther <rguenther@suse.de>
20983 PR tree-optimization/39746
20984 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
20985 special-casing for builtins and static variable use/def.
20986 (call_may_clobber_ref_p_1): Likewise.
20988 2009-04-16 Ian Lance Taylor <iant@google.com>
20990 * df.h: Include "timevar.h".
20991 (struct df_problem): Change tv_id field to timevar_id_t.
20992 * tree-pass.h: Include "timevar.h".
20993 (struct opt_pass): Change tv_id field to timevar_id_t.
20994 * timevar.h (timevar_id_t): Define TV_NONE.
20995 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
20996 TV_NONE rather than tv_id != 0.
20997 (execute_one_pass): Likewise.
20998 * Makefile.in (DF_H): Add $(TIMEVAR_H).
20999 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21000 dependencies to $(TREE_PASS_H).
21001 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21003 (pass_branch_target_load_optimize2): Likewise.
21004 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21005 (pass_outof_cfg_layout_mode): Likewise.
21006 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21007 (pass_rebuild_cgraph_edges): Likewise.
21008 (pass_remove_cgraph_callee_edges): Likewise.
21009 * df-core.c (pass_df_initialize_opt): Likewise.
21010 (pass_df_initialize_no_opt): Likewise.
21011 (pass_df_finish): Likewise.
21012 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21013 * except.c (pass_set_nothrow_function_flags): Likewise.
21014 (pass_convert_to_eh_region_ranges): Likewise.
21015 * final.c (pass_compute_alignments): Likewise.
21016 * function.c (pass_instantiate_virtual_regs): Likewise.
21017 (pass_init_function): Likewise.
21018 (pass_leaf_regs): Likewise.
21019 (pass_match_asm_constraints): Likewise.
21020 * gimple-low.c (pass_lower_cf): Likewise.
21021 (pass_mark_used_blocks): Likewise.
21022 * init-regs.c (pass_initialize_regs): Likewise.
21023 * integrate.c (pass_initial_value_sets): Likewise.
21024 * ira.c (pass_ira): Likewise.
21025 * jump.c (pass_cleanup_barriers): Likewise.
21026 * omp-low.c (pass_expand_omp): Likewise.
21027 (pass_lower_omp): Likewise.
21028 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21029 * recog.c (pass_split_all_insns): Likewise.
21030 (pass_split_after_reload): Likewise.
21031 (pass_split_before_regstack): Likewise.
21032 (pass_split_before_sched2): Likewise.
21033 (pass_split_for_shorten_branches): Likewise.
21034 * reginfo.c (pass_reginfo_init): Likewise.
21035 (pass_subregs_of_mode_init): Likewise.
21036 (pass_subregs_of_mode_finish): Likewise.
21037 * passes.c (pass_postreload): Likewise.
21038 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21039 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21040 (pass_warn_function_return): Likewise.
21041 (pass_warn_function_noreturn): Likewise.
21042 * tree-complex.c (pass_lower_complex): Likewise.
21043 (pass_lower_complex_O0): Likewise.
21044 * tree-if-conv.c (pass_if_conversion): Likewise.
21045 * tree-into-ssa.c (pass_build_ssa): Likewise.
21046 * tree-mudflap.c (pass_mudflap_1): Likewise.
21047 (pass_mudflap_2): Likewise.
21048 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21049 (pass_mudflap_2): Likewise.
21050 * tree-nrv.c (pass_return_slot): Likewise.
21051 * tree-object-size.c (pass_object_sizes): Likewise.
21052 * tree-optimize.c (pass_all_optimizations): Likewise.
21053 (pass_early_local_passes): Likewise.
21054 (pass_all_early_optimizations): Likewise.
21055 (pass_cleanup_cfg): Likewise.
21056 (pass_cleanup_cfg_post_optimizing): Likewise.
21057 (pass_free_datastructures): Likewise.
21058 (pass_free_cfg_annotations): Likewise.
21059 (pass_fixup_cfg): Likewise.
21060 (pass_init_datastructures): Likewise.
21061 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21062 (pass_late_warn_uninitialized): Likewise.
21063 (pass_update_address_taken): Likewise.
21064 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21065 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21066 (pass_cse_sincos): Likewise.
21067 (pass_convert_to_rsqrt): Likewise.
21068 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21069 * tree-stdarg.c (pass_stdarg): Likewise.
21070 * tree-tailcall.c (pass_tail_recursion): Likewise.
21071 (pass_tail_calls): Likewise.
21072 * tree-vect-generic.c (pass_lower_vector): Likewise.
21073 (pass_lower_vector_ssa): Likewise.
21074 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21076 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21078 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21080 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21082 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21083 logical and signext.
21085 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21088 * config/sh/predicates.md (arith_operand): Check if the operand
21089 of TRUNCATE is a REG.
21091 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21093 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21094 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21096 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21098 * tree-iterator.c (tsi_split_statement_list_after,
21099 tsi_split_statement_list_before): Remove.
21100 * tree-iterator.h: Remove the prototypes for
21101 tsi_split_statement_list_after and tsi_split_statement_list_before.
21103 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21105 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21106 * tree-ssa-propagate.h: Remove the prototype for
21107 stmt_makes_single_load.
21109 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21111 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21112 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21114 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21116 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21118 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21120 * except.c (eh_region_outer_p): Remove.
21121 * except.h: Remove the prototype for eh_region_outer_p.
21123 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21125 * function.c (current_function_assembler_name): Remove.
21126 * function.h: Remove the prototype for
21127 current_function_assembler_name.
21129 2009-04-16 Ian Lance Taylor <iant@google.com>
21131 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21132 (add_reg_note): Call alloc_reg_note.
21133 * rtl.h (alloc_reg_note): Declare.
21134 * combine.c (try_combine): Use alloc_reg_note.
21135 (recog_for_combine, move_deaths): Likewise.
21136 (distribute_notes): Use alloc_reg_note and add_reg_note.
21137 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21138 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21139 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21141 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21143 PR rtl-optimization/39762
21144 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21145 ira_may_move_out_cost): Add comments about way of their usage.
21146 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21148 * ira-conflicts.c (process_regs_for_copy): Use function
21149 ira_get_register_move_cost instead of global
21150 ira_register_move_cost.
21152 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21153 color_pass, move_spill_restore, update_curr_costs): Ditto.
21155 * ira-lives.c (process_single_reg_class_operands): Ditto.
21157 * ira-emit.c (emit_move_list): Ditto.
21159 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21160 (record_reg_classes): Ditto. Use functions
21161 ira_get_register_move_cost and ira_get_may_move_cost instead of
21162 global vars ira_register_move_cost, ira_may_move_out_cost and
21163 ira_may_move_in_cost.
21164 (record_address_regs): Don't call ira_init_register_move_cost.
21165 Use function ira_get_may_move_cost instead of global
21166 ira_may_move_in_cost.
21167 (process_bb_node_for_hard_reg_moves): Use function
21168 ira_get_register_move_cost instead of global ira_register_move_cost.
21169 (ira_costs): Don't call ira_init_register_move_cost.
21171 2009-04-16 Richard Guenther <rguenther@suse.de>
21173 * tree-cfg.c (verify_gimple_assign_binary):
21174 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21175 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21176 (create_general_new_stmt): Note that this function is broken.
21178 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21180 * common.opt (fhelp): Add Var(help_flag).
21181 * gcc-plugin.h (plugin_info): Add help.
21182 * plugin.c (plugin_name_args): Add help.
21183 (register_plugin_info): Set plugin->help.
21184 (print_help_one_plugin): New.
21185 (print_plugins_help): New.
21186 * plugin.h (print_plugins_help): New.
21187 * toplev.c (toplev_main): Call print_plugins_help if needed.
21189 2009-04-16 Richard Guenther <rguenther@suse.de>
21191 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21192 (gimple_ior_addresses_taken_1): New function.
21193 (gimple_ior_addresses_taken): Likewise.
21194 * gimple.h (struct gimple_statement_with_ops_base): Remove
21195 addresses_taken member.
21196 (gimple_ior_addresses_taken): Declare.
21197 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21198 gimple_set_addresses_taken): Remove.
21199 * ipa-reference.c (mark_address): New function.
21200 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21201 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21202 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21203 (gimple_add_to_addresses_taken): Remove.
21204 (get_tmr_operands): Call mark_address_taken.
21205 (get_asm_expr_operands): Likewise.
21206 (get_expr_operands): Likewise.
21207 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21208 (free_stmt_operands): Do not free it.
21209 * tree-ssa.c (delete_tree_ssa): Likewise.
21210 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21212 2009-04-16 Richard Guenther <rguenther@suse.de>
21214 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21215 (walk_stmt_load_store_ops): Likewise.
21216 * gimple.c (get_base_loadstore): New function.
21217 (walk_stmt_load_store_addr_ops): Likewise.
21218 (walk_stmt_load_store_ops): Likewise.
21219 * ipa-pure-const.c (check_op): Simplify.
21220 (check_load, check_store): New functions.
21221 (check_stmt): Use walk_stmt_load_store_ops.
21222 * ipa-reference.c (mark_load): Adjust signature.
21223 (mark_store): Likewise.
21224 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21226 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21228 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21229 (plugin_info): New.
21230 * opts.c (common_handle_option): Don't call print_version.
21231 * plugin.c (plugin_name_args): Add version.
21232 (register_plugin_info): New.
21233 (register_callback): Handle PLUGIN_INFO.
21234 (try_init_one_plugin): New.
21235 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21237 (finalize_one_plugin): New.
21238 (finalize_plugins): New.
21239 (print_one_plugin): New.
21240 (print_plugins_versions): New.
21241 * plugin.h (print_plugins_versions): New.
21242 (finalize_plugins): New.
21243 * toplev.c (compile_file): Don't call initialize_plugins.
21244 (print_version): Call print_plugins_versions.
21245 (toplev_main): Call initialize_plugins. Print version if needed.
21246 Call finalize_plugins.
21248 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21250 * common.opt (fversion): New.
21251 * gcc.c (print_version): New.
21252 (process_command): Don't print the version. Just set print_version.
21253 (main): Print version. Call subprocesses if print_version and
21254 verbose_flag are set.
21255 * opts.c (common_handle_option): Handle OPT_fversion.
21257 2009-04-16 Richard Guenther <rguenther@suse.de>
21258 Ira Rosen <irar@il.ibm.com>
21260 PR tree-optimization/39698
21261 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21262 type of the reduction variable. Only generate the def if
21265 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21266 make sure to first convert to an integer of the same precision.
21267 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21268 the type of the evolution correctly in computing the new
21269 induction variable base.
21271 2009-04-16 Richard Guenther <rguenther@suse.de>
21273 PR middle-end/39625
21274 * tree-cfg.c (make_blocks): Split statements with to-be
21275 abnormal SSA names on the lhs.
21277 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21279 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21280 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21281 * c-typeck.c (really_start_incremental_init): Likewise.
21282 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21283 (TARGET_INITIALIZER): Remove it.
21284 * target.h (struct target): Remove vector_opaque_p.
21285 * tree.c (build_opaque_vector_type): New.
21286 * tree.h (TYPE_VECTOR_OPAQUE): New.
21287 (build_opaque_vector_type): Declare.
21288 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21289 * config/rs6000/rs6000.c (build_opaque_vector_type,
21290 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21291 (rs6000_init_builtins): Use build_opaque_vector_type for
21292 opaque_V4SI_type_node.
21294 2009-04-15 Catherine Moore <clm@codesourcery.com>
21296 * debug.h (set_name): Declare.
21297 * dwarf2out.c (dwarf2out_set_name): Declare.
21298 (dwarf2_debug_hooks): Add set_name.
21299 (find_AT_string): New.
21300 (add_AT_string): Call find_AT_string.
21301 (dwarf2out_set_name): New.
21302 * cp/decl.c (grokdeclarator): Call set_name.
21303 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21304 * debug.c (do_nothing_debug_hooks): Likewise.
21305 * dbxout.c (dbx_debug_hooks): Likewise.
21306 * sdbout.c (sdb_debug_hooks): Likewise.
21308 2009-04-15 Michael Eager <eager@eagercon.com>
21310 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21311 reg for single-precision FPU.
21312 * config/rs6000/rs6000.md (movsi_internal1): Only for
21313 !TARGET_SINGLE_FPU.
21314 (movsi_internal1_single): New. Add pattern to move SI values to/from
21315 single-precision FP regs.
21317 2009-04-15 Richard Guenther <rguenther@suse.de>
21319 * omp-low.c (lower_rec_input_clauses): Build correct address
21321 (expand_omp_for_generic): Fix multiplication type.
21322 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21323 (generate_memset_zero): Fix types.
21324 * tree-profile.c (prepare_instrumented_value): Correctly
21327 2009-04-15 Ian Lance Taylor <iant@google.com>
21329 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21330 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21331 for -Wall and for -Wc++-compat.
21332 (c_common_post_options): For C++, set warn_enum_compare if not
21334 * c-tree.h (struct c_expr): Add field original_type.
21335 (build_external_ref): Update declaration.
21336 * c-parser.c (c_parser_braced_init): Set original_type.
21337 (c_parser_initelt): Likewise.
21338 (c_parser_expr_no_commas): Likewise.
21339 (c_parser_conditional_expression): Likewise.
21340 (c_parser_cast_expression): Likewise.
21341 (c_parser_unary_expression): Likewise. Pull setting of
21342 original_code to top of function.
21343 (c_parser_sizeof_expression): Set original_type.
21344 (c_parser_alignof_expression): Likewise.
21345 (c_parser_postfix_expression): Likewise. Pull setting of
21346 original_code to top of function.
21347 (c_parser_postfix_expression_after_paren_type): Set original_type.
21348 (c_parser_postfix_expression_after_primary): Likewise.
21349 (c_parser_expression): Likewise.
21350 * c-typeck.c (build_external_ref): Add type parameter. Change all
21352 (c_expr_sizeof_expr): Set original_type field.
21353 (parser_build_unary_op): Likewise.
21354 (parser_build_binary_op): Likewise. Optionally warn about
21355 comparisons of enums of different types.
21356 (digest_init): Set original_type field.
21357 (really_start_incremental_init): Likewise.
21358 (push_init_level, pop_init_level): Likewise.
21359 * doc/invoke.texi (Warning Options): -Wenum-compare now
21362 2009-04-15 Richard Guenther <rguenther@suse.de>
21364 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21365 out a necessary conversion.
21366 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21367 names we didn't value number.
21368 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21370 2009-04-15 Richard Guenther <rguenther@suse.de>
21372 PR tree-optimization/39764
21373 * tree-ssa-ccp.c (get_value): Canonicalize value with
21374 canonicalize_float_value.
21376 2009-04-15 Jan Hubicka <jh@suse.cz>
21378 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21379 Wrong version of patch.
21381 2009-04-15 Jan Hubicka <jh@suse.cz>
21383 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21385 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21387 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21388 our distinct integral and vector types.
21390 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21392 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21393 * init.c (build_vtbl_address): Remove call to assemble_external.
21395 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21397 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21398 output for other floating point modes.
21400 2009-04-14 Diego Novillo <dnovillo@google.com>
21402 * diagnostic.c (diagnostic_report_diagnostic): Do not
21403 warn about loaded plugins for DK_ERROR and DK_WARNING.
21404 * c-decl.c (declspecs_add_type): Move call to
21405 invoke_plugin_callbacks ...
21406 * c-parser.c (c_parser_declspecs): ... here.
21407 * plugin.c (dump_active_plugins): Tidy output.
21409 2009-04-14 Diego Novillo <dnovillo@google.com>
21410 Le-Chun Wu <lcwu@google.com>
21412 * configure.ac: Add --enable-plugin support.
21413 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21414 * Makefile.in (PLUGIN_H): Define.
21415 Export ENABLE_PLUGIN and GMPINC to site.exp.
21416 Add PLUGINLIBS to link command.
21417 Add/modify dependencies for plugin.o and files including plugin.h.
21419 * config.in: Regenerate.
21421 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21424 2009-04-14 Le-Chun Wu <lcwu@google.com>
21426 * tree-pass.h (register_one_dump_file): Add a prototype for
21427 register_one_dump_file.
21428 * toplev.c (compile_file): Call initialize_plugins.
21429 (do_compile): Call invoke_plugin_callbacks.
21430 (toplev_main): Call invoke_plugin_callbacks.
21431 * common.opt: Add -fplugin= and -fplugin-arg-.
21432 * gcc-plugin.h: New public header file for plugins to include.
21433 * plugin.c: New source file.
21434 * plugin.h: New internal header file.
21435 * passes.c (register_one_dump_file): Make it external.
21437 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21439 2009-04-14 Diego Novillo <dnovillo@google.com>
21441 * doc/plugins.texi: New.
21442 * doc/gccint.texi: Add reference to Plugins chapter.
21443 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21444 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21445 loaded plugins, if any.
21446 * timevar.def (TV_PLUGIN_INIT): Define.
21447 (TV_PLUGIN_RUN): Define.
21448 * plugin.c: Include timevar.h
21449 (plugins_active_p): New.
21450 (dump_active_plugins): New.
21451 (debug_active_plugins): New.
21453 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21455 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21457 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21459 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21461 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21462 the same as a minus without a shift.
21464 2009-04-14 Nick Clifton <nickc@redhat.com>
21466 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21467 comparisons with small integers will always produce a short
21470 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21473 2008-12-19 Diego Novillo <dnovillo@google.com>
21475 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21477 2009-04-14 Richard Guenther <rguenther@suse.de>
21479 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21481 (verify_gimple_assign_binary): Likewise. Handle shifts and
21483 (verify_gimple_phi): Print the mismatched argument position.
21484 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21486 (vect_update_init_of_dr): Likewise.
21487 * matrix-reorg.c (transform_access_sites): Do what the
21489 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21491 2009-04-13 Michael Eager <eager@eagercon.com>
21493 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21494 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21495 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21496 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21497 remove duplicate config
21499 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21501 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21502 file_name:line_number type locator of the call site.
21504 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21506 * genautomata.c: Put blank after comma.
21507 (automaton_decls): New.
21508 (struct unit_usage): Add comments to member next.
21509 (store_alt_unit_usage): Keep the list ordered.
21510 (unit_present_on_list_p, equal_alternatives_p): New.
21511 (check_regexp_units_distribution): Check units distribution
21512 correctness correctly.
21513 (main): Don't write automata if error is found. Return correct
21516 * config/m68k/cf.md (cfv4_ds): Remove.
21517 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21518 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21520 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21521 power4-load-ext, power4-store, power4-store-update,
21522 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21523 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21524 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21525 power4-sqrt, power4-isync): Modify reservation to make correct
21526 unit distribution to automata.
21528 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21529 power5-store-update, power5-two, power5-three, power5-lmul,
21530 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21532 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21534 * except.c (pass_set_nothrow_function_flags): Set name and add
21536 (set_nothrow_function_flags): Mention in the dump file when
21537 changing a function to nothrow.
21539 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21542 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21543 instead of unsigned long.
21545 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21547 * config/arm/arm.c (return_used_this_function): Remove.
21548 (arm_output_function_prologue): Remove use of
21549 return_used_this_function.
21550 (output_return_instruction): Replace use of
21551 return_used_this_function
21552 by cfun->machine->return_used_this_function.
21553 (arm_output_epilogue): Likewise.
21554 (arm_output_function_epilogue): Likewise.
21555 (thumb_unexpanded_epilogue): Likewise.
21556 * config/arm/arm.h (struct machine_function):
21557 New member return_used_this_function.
21559 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21561 * doc/install.texi: Correct description of default directory for
21562 --with-gxx-include-dir.
21564 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21566 * fold-const.c (build_range_check): Properly deal with enumeral and
21567 boolean base types.
21569 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21571 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21572 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21573 * params.h (MAX_GCSE_PASSES): Remove.
21574 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21575 in sequence. Remove ability to run multiple passes.
21576 (bypass_jumps): Report run as third CPROP pass.
21578 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21580 PR middle-end/39651
21581 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21582 when deciding whether the whole SEQUENCE can throw.
21584 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21587 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21588 offseted label references.
21590 2009-04-11 Jan Hubicka <jh@suse.cz>
21592 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21594 2009-04-11 Richard Guenther <rguenther@suse.de>
21596 PR middle-end/39732
21597 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21598 return variables as TREE_ADDRESSABLE.
21600 2009-04-11 Richard Guenther <rguenther@suse.de>
21602 PR tree-optimization/39713
21603 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21604 reference trees have SSA_NAME operands.
21606 2009-04-11 Richard Guenther <rguenther@suse.de>
21609 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21610 address expressions.
21612 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21614 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21615 match changes in Cygwin 1.7
21616 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21617 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21619 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21621 PR tree-optimization/39701
21622 * doc/invoke.texi (Optimization Options): Document change in
21623 meaning and initialization of -fdelete-null-pointer-checks.
21625 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21627 PR middle-end/39701
21628 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21630 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21633 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21635 2009-04-10 Chao-ying Fu <fu@mips.com>
21637 * doc/tm.texi (Instruction Output): Document
21638 TARGET_ASM_FINAL_POSTSCAN_INSN.
21639 * target.h (final_postscan_insn): New field in asm_out.
21640 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21641 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21642 * final.c (final_scan_insn): Call
21643 targetm.asm_out.final_postscan_insn after outputting
21644 an asm macro and a normal instruction.
21646 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21647 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21648 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21649 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21650 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21652 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21654 PR middle-end/39701
21655 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21656 variables as non-NULL even with -fdelete-null-pointer-checks.
21658 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21660 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21662 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21665 * config/i386/i386.c (classify_argument): Handle SCmode with
21666 (bit_offset % 64) != 0.
21668 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21670 * doc/invoke.texi (Optimize Options): Add cross-reference to
21671 -Q --help=optimizers examples.
21673 2009-04-10 Ben Elliston <bje@au.ibm.com>
21676 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21677 regalign for the reg == fpr and TDmode case.
21679 2009-04-09 David Ayers <ayers@fsfe.org>
21682 * objc/objc-act.c (warn_with_method): Remove helper function.
21683 (check_duplicates): Call warning and inform directly.
21684 (really_start_method): Likewise.
21686 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21688 * expmed.c (expand_divmod): Always use a comparison for a division
21689 by a large unsigned integer.
21691 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21692 for things others than variables or functions as nonzero.
21694 2009-04-09 Nick Clifton <nickc@redhat.com>
21696 * unwind-compat.c: Change copyright header to refer to version
21697 3 of the GNU General Public License with version 3.1 of the
21698 GCC Runtime Library Exception and to point readers at the
21699 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21700 * config/alpha/crtfastmath.c: Likewise.
21701 * config/alpha/linux-unwind.h: Likewise.
21702 * config/alpha/qrnnd.asm: Likewise.
21703 * config/alpha/vms-crt0-64.c: Likewise.
21704 * config/alpha/vms-crt0.c: Likewise.
21705 * config/alpha/vms-dwarf2.asm: Likewise.
21706 * config/alpha/vms-dwarf2eh.asm: Likewise.
21707 * config/alpha/vms-psxcrt0-64.c: Likewise.
21708 * config/alpha/vms-psxcrt0.c: Likewise.
21709 * config/alpha/vms_tramp.asm: Likewise.
21710 * config/arc/initfini.c: Likewise.
21711 * config/arc/lib1funcs.asm: Likewise.
21712 * config/arm/bpabi-v6m.S: Likewise.
21713 * config/arm/bpabi.S: Likewise.
21714 * config/arm/bpabi.c: Likewise.
21715 * config/arm/crti.asm: Likewise.
21716 * config/arm/crtn.asm: Likewise.
21717 * config/arm/ieee754-df.S: Likewise.
21718 * config/arm/ieee754-sf.S: Likewise.
21719 * config/arm/lib1funcs.asm: Likewise.
21720 * config/arm/libunwind.S: Likewise.
21721 * config/arm/linux-atomic.c: Likewise.
21722 * config/arm/mmintrin.h: Likewise.
21723 * config/arm/pr-support.c: Likewise.
21724 * config/arm/unaligned-funcs.c: Likewise.
21725 * config/arm/unwind-arm.c: Likewise.
21726 * config/arm/unwind-arm.h: Likewise.
21727 * config/avr/libgcc.S: Likewise.
21728 * config/bfin/crti.s: Likewise.
21729 * config/bfin/crtlibid.s: Likewise.
21730 * config/bfin/crtn.s: Likewise.
21731 * config/bfin/lib1funcs.asm: Likewise.
21732 * config/bfin/linux-unwind.h: Likewise.
21733 * config/cris/arit.c: Likewise.
21734 * config/cris/cris_abi_symbol.c: Likewise.
21735 * config/darwin-64.c: Likewise.
21736 * config/darwin-crt2.c: Likewise.
21737 * config/darwin-crt3.c: Likewise.
21738 * config/darwin.h: Likewise.
21739 * config/dbxelf.h: Likewise.
21740 * config/dfp-bit.c: Likewise.
21741 * config/dfp-bit.h: Likewise.
21742 * config/elfos.h: Likewise.
21743 * config/fixed-bit.c: Likewise.
21744 * config/fixed-bit.h: Likewise.
21745 * config/fp-bit.c: Likewise.
21746 * config/fp-bit.h: Likewise.
21747 * config/fr30/crti.asm: Likewise.
21748 * config/fr30/crtn.asm: Likewise.
21749 * config/fr30/lib1funcs.asm: Likewise.
21750 * config/freebsd-spec.h: Likewise.
21751 * config/frv/cmovd.c: Likewise.
21752 * config/frv/cmovh.c: Likewise.
21753 * config/frv/cmovw.c: Likewise.
21754 * config/frv/frvbegin.c: Likewise.
21755 * config/frv/frvend.c: Likewise.
21756 * config/frv/lib1funcs.asm: Likewise.
21757 * config/glibc-stdint.h: Likewise.
21758 * config/h8300/clzhi2.c: Likewise.
21759 * config/h8300/crti.asm: Likewise.
21760 * config/h8300/crtn.asm: Likewise.
21761 * config/h8300/ctzhi2.c: Likewise.
21762 * config/h8300/fixunssfsi.c: Likewise.
21763 * config/h8300/lib1funcs.asm: Likewise.
21764 * config/h8300/parityhi2.c: Likewise.
21765 * config/h8300/popcounthi2.c: Likewise.
21766 * config/i386/ammintrin.h: Likewise.
21767 * config/i386/att.h: Likewise.
21768 * config/i386/avxintrin.h: Likewise.
21769 * config/i386/biarch64.h: Likewise.
21770 * config/i386/bmmintrin.h: Likewise.
21771 * config/i386/cpuid.h: Likewise.
21772 * config/i386/cross-stdarg.h: Likewise.
21773 * config/i386/crtfastmath.c: Likewise.
21774 * config/i386/crtprec.c: Likewise.
21775 * config/i386/cygming-crtbegin.c: Likewise.
21776 * config/i386/cygming-crtend.c: Likewise.
21777 * config/i386/cygwin.asm: Likewise.
21778 * config/i386/emmintrin.h: Likewise.
21779 * config/i386/gmm_malloc.h: Likewise.
21780 * config/i386/gthr-win32.c: Likewise.
21781 * config/i386/i386.h: Likewise.
21782 * config/i386/immintrin.h: Likewise.
21783 * config/i386/linux-unwind.h: Likewise.
21784 * config/i386/linux64.h: Likewise.
21785 * config/i386/mm3dnow.h: Likewise.
21786 * config/i386/mmintrin-common.h: Likewise.
21787 * config/i386/mmintrin.h: Likewise.
21788 * config/i386/nmmintrin.h: Likewise.
21789 * config/i386/pmm_malloc.h: Likewise.
21790 * config/i386/pmmintrin.h: Likewise.
21791 * config/i386/smmintrin.h: Likewise.
21792 * config/i386/sol2-c1.asm: Likewise.
21793 * config/i386/sol2-ci.asm: Likewise.
21794 * config/i386/sol2-cn.asm: Likewise.
21795 * config/i386/sol2-gc1.asm: Likewise.
21796 * config/i386/tmmintrin.h: Likewise.
21797 * config/i386/unix.h: Likewise.
21798 * config/i386/w32-unwind.h: Likewise.
21799 * config/i386/wmmintrin.h: Likewise.
21800 * config/i386/x86-64.h: Likewise.
21801 * config/i386/x86intrin.h: Likewise.
21802 * config/i386/xmmintrin.h: Likewise.
21803 * config/ia64/crtbegin.asm: Likewise.
21804 * config/ia64/crtend.asm: Likewise.
21805 * config/ia64/crtfastmath.c: Likewise.
21806 * config/ia64/crti.asm: Likewise.
21807 * config/ia64/crtn.asm: Likewise.
21808 * config/ia64/fde-glibc.c: Likewise.
21809 * config/ia64/lib1funcs.asm: Likewise.
21810 * config/ia64/linux-unwind.h: Likewise.
21811 * config/ia64/quadlib.c: Likewise.
21812 * config/ia64/unwind-ia64.c: Likewise.
21813 * config/linux.h: Likewise.
21814 * config/m32c/m32c-lib1.S: Likewise.
21815 * config/m32c/m32c-lib2-trapv.c: Likewise.
21816 * config/m32c/m32c-lib2.c: Likewise.
21817 * config/m32r/initfini.c: Likewise.
21818 * config/m68hc11/larith.asm: Likewise.
21819 * config/m68hc11/m68hc11-crt0.S: Likewise.
21820 * config/m68k/cf.md: Likewise.
21821 * config/m68k/crti.s: Likewise.
21822 * config/m68k/crtn.s: Likewise.
21823 * config/m68k/lb1sf68.asm: Likewise.
21824 * config/m68k/linux-unwind.h: Likewise.
21825 * config/mcore/crti.asm: Likewise.
21826 * config/mcore/crtn.asm: Likewise.
21827 * config/mcore/lib1.asm: Likewise.
21828 * config/mips/linux-unwind.h: Likewise.
21829 * config/mips/loongson.h: Likewise.
21830 * config/mips/mips16.S: Likewise.
21831 * config/mmix/crti.asm: Likewise.
21832 * config/mmix/crtn.asm: Likewise.
21833 * config/pa/fptr.c: Likewise.
21834 * config/pa/hpux-unwind.h: Likewise.
21835 * config/pa/lib2funcs.asm: Likewise.
21836 * config/pa/linux-atomic.c: Likewise.
21837 * config/pa/linux-unwind.h: Likewise.
21838 * config/pa/milli64.S: Likewise.
21839 * config/pa/quadlib.c: Likewise.
21840 * config/pa/stublib.c: Likewise.
21841 * config/picochip/libgccExtras/adddi3.asm: Likewise.
21842 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
21843 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
21844 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
21845 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
21846 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
21847 * config/picochip/libgccExtras/divmod15.asm: Likewise.
21848 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
21849 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
21850 * config/picochip/libgccExtras/longjmp.asm: Likewise.
21851 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
21852 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
21853 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
21854 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
21855 * config/picochip/libgccExtras/setjmp.asm: Likewise.
21856 * config/picochip/libgccExtras/subdi3.asm: Likewise.
21857 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
21858 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
21859 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
21860 * config/rs6000/750cl.h: Likewise.
21861 * config/rs6000/altivec.h: Likewise.
21862 * config/rs6000/biarch64.h: Likewise.
21863 * config/rs6000/crtresfpr.asm: Likewise.
21864 * config/rs6000/crtresgpr.asm: Likewise.
21865 * config/rs6000/crtresxfpr.asm: Likewise.
21866 * config/rs6000/crtresxgpr.asm: Likewise.
21867 * config/rs6000/crtsavfpr.asm: Likewise.
21868 * config/rs6000/crtsavgpr.asm: Likewise.
21869 * config/rs6000/darwin-asm.h: Likewise.
21870 * config/rs6000/darwin-fallback.c: Likewise.
21871 * config/rs6000/darwin-fpsave.asm: Likewise.
21872 * config/rs6000/darwin-ldouble.c: Likewise.
21873 * config/rs6000/darwin-tramp.asm: Likewise.
21874 * config/rs6000/darwin-unwind.h: Likewise.
21875 * config/rs6000/darwin-vecsave.asm: Likewise.
21876 * config/rs6000/darwin-world.asm: Likewise.
21877 * config/rs6000/e500crtres32gpr.asm: Likewise.
21878 * config/rs6000/e500crtres64gpr.asm: Likewise.
21879 * config/rs6000/e500crtres64gprctr.asm: Likewise.
21880 * config/rs6000/e500crtrest32gpr.asm: Likewise.
21881 * config/rs6000/e500crtrest64gpr.asm: Likewise.
21882 * config/rs6000/e500crtresx32gpr.asm: Likewise.
21883 * config/rs6000/e500crtresx64gpr.asm: Likewise.
21884 * config/rs6000/e500crtsav32gpr.asm: Likewise.
21885 * config/rs6000/e500crtsav64gpr.asm: Likewise.
21886 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
21887 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
21888 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
21889 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
21890 * config/rs6000/eabi-ci.asm: Likewise.
21891 * config/rs6000/eabi-cn.asm: Likewise.
21892 * config/rs6000/eabi.asm: Likewise.
21893 * config/rs6000/linux-unwind.h: Likewise.
21894 * config/rs6000/linux64.h: Likewise.
21895 * config/rs6000/paired.h: Likewise.
21896 * config/rs6000/paired.md: Likewise.
21897 * config/rs6000/ppc64-fp.c: Likewise.
21898 * config/rs6000/ppu_intrinsics.h: Likewise.
21899 * config/rs6000/rs6000.h: Likewise.
21900 * config/rs6000/si2vmx.h: Likewise.
21901 * config/rs6000/sol-ci.asm: Likewise.
21902 * config/rs6000/sol-cn.asm: Likewise.
21903 * config/rs6000/spe.h: Likewise.
21904 * config/rs6000/spu2vmx.h: Likewise.
21905 * config/rs6000/sysv4.h: Likewise.
21906 * config/rs6000/tramp.asm: Likewise.
21907 * config/rs6000/vec_types.h: Likewise.
21908 * config/s390/linux-unwind.h: Likewise.
21909 * config/s390/tpf-unwind.h: Likewise.
21910 * config/score/crti.asm: Likewise.
21911 * config/score/crtn.asm: Likewise.
21912 * config/sh/crt1.asm: Likewise.
21913 * config/sh/crti.asm: Likewise.
21914 * config/sh/crtn.asm: Likewise.
21915 * config/sh/divtab-sh4-300.c: Likewise.
21916 * config/sh/divtab-sh4.c: Likewise.
21917 * config/sh/divtab.c: Likewise.
21918 * config/sh/lib1funcs-4-300.asm: Likewise.
21919 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
21920 * config/sh/lib1funcs.asm: Likewise.
21921 * config/sh/lib1funcs.h: Likewise.
21922 * config/sh/linux-atomic.asm: Likewise.
21923 * config/sh/linux-unwind.h: Likewise.
21924 * config/sh/shmedia.h: Likewise.
21925 * config/sh/sshmedia.h: Likewise.
21926 * config/sh/ushmedia.h: Likewise.
21927 * config/sparc/crtfastmath.c: Likewise.
21928 * config/sparc/linux-unwind.h: Likewise.
21929 * config/sparc/sol2-c1.asm: Likewise.
21930 * config/sparc/sol2-ci.asm: Likewise.
21931 * config/sparc/sol2-cn.asm: Likewise.
21932 * config/spu/divmodti4.c: Likewise.
21933 * config/spu/divv2df3.c: Likewise.
21934 * config/spu/float_disf.c: Likewise.
21935 * config/spu/float_unsdidf.c: Likewise.
21936 * config/spu/float_unsdisf.c: Likewise.
21937 * config/spu/float_unssidf.c: Likewise.
21938 * config/spu/mfc_multi_tag_release.c: Likewise.
21939 * config/spu/mfc_multi_tag_reserve.c: Likewise.
21940 * config/spu/mfc_tag_release.c: Likewise.
21941 * config/spu/mfc_tag_reserve.c: Likewise.
21942 * config/spu/mfc_tag_table.c: Likewise.
21943 * config/spu/multi3.c: Likewise.
21944 * config/spu/spu_internals.h: Likewise.
21945 * config/spu/spu_intrinsics.h: Likewise.
21946 * config/spu/spu_mfcio.h: Likewise.
21947 * config/spu/vec_types.h: Likewise.
21948 * config/spu/vmx2spu.h: Likewise.
21949 * config/stormy16/stormy16-lib2.c: Likewise.
21950 * config/svr4.h: Likewise.
21951 * config/sync.c: Likewise.
21952 * config/v850/lib1funcs.asm: Likewise.
21953 * config/vxlib-tls.c: Likewise.
21954 * config/vxlib.c: Likewise.
21955 * config/vxworks-dummy.h: Likewise.
21956 * config/xtensa/crti.asm: Likewise.
21957 * config/xtensa/crtn.asm: Likewise.
21958 * config/xtensa/ieee754-df.S: Likewise.
21959 * config/xtensa/ieee754-sf.S: Likewise.
21960 * config/xtensa/lib1funcs.asm: Likewise.
21961 * config/xtensa/lib2funcs.S: Likewise.
21962 * config/xtensa/linux-unwind.h: Likewise.
21963 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
21964 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
21965 * coretypes.h: Likewise.
21966 * crtstuff.c: Likewise.
21967 * defaults.h: Likewise.
21968 * dwarf2.h: Likewise.
21969 * emutls.c: Likewise.
21970 * gbl-ctors.h: Likewise.
21971 * gcov-io.h: Likewise.
21972 * ginclude/float.h: Likewise.
21973 * ginclude/iso646.h: Likewise.
21974 * ginclude/stdarg.h: Likewise.
21975 * ginclude/stdbool.h: Likewise.
21976 * ginclude/stddef.h: Likewise.
21977 * ginclude/stdfix.h: Likewise.
21978 * ginclude/stdint-gcc.h: Likewise.
21979 * ginclude/tgmath.h: Likewise.
21980 * gthr-aix.h: Likewise.
21981 * gthr-dce.h: Likewise.
21982 * gthr-gnat.c: Likewise.
21983 * gthr-gnat.h: Likewise.
21984 * gthr-lynx.h: Likewise.
21985 * gthr-mipssde.h: Likewise.
21986 * gthr-nks.h: Likewise.
21987 * gthr-posix.c: Likewise.
21988 * gthr-posix.h: Likewise.
21989 * gthr-posix95.h: Likewise.
21990 * gthr-rtems.h: Likewise.
21991 * gthr-single.h: Likewise.
21992 * gthr-solaris.h: Likewise.
21993 * gthr-tpf.h: Likewise.
21994 * gthr-vxworks.h: Likewise.
21995 * gthr-win32.h: Likewise.
21996 * gthr.h: Likewise.
21997 * libgcc2.c: Likewise.
21998 * libgcc2.h: Likewise.
21999 * libgcov.c: Likewise.
22000 * tsystem.h: Likewise.
22001 * typeclass.h: Likewise.
22002 * unwind-c.c: Likewise.
22003 * unwind-compat.h: Likewise.
22004 * unwind-dw2-fde-compat.c: Likewise.
22005 * unwind-dw2-fde-darwin.c: Likewise.
22006 * unwind-dw2-fde-glibc.c: Likewise.
22007 * unwind-dw2-fde.c: Likewise.
22008 * unwind-dw2-fde.h: Likewise.
22009 * unwind-dw2.c: Likewise.
22010 * unwind-dw2.h: Likewise.
22011 * unwind-generic.h: Likewise.
22012 * unwind-pe.h: Likewise.
22013 * unwind-sjlj.c: Likewise.
22014 * unwind.inc: Likewise.
22015 * config/arm/neon-gen.ml: Change generated copyright header to
22016 refer to version 3 of the GNU General Public License with
22017 version 3.1 of the GCC Runtime Library Exception and to point
22018 readers at the COPYING3 and COPYING3.RUNTIME files and the
22019 FSF's license web page.
22020 * config/arm/arm_neon.h: Regenerate.
22022 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22024 * config/cris/cris.md: Change copyright header to refer to version
22025 3 of the GNU General Public License.
22026 * doc/install.texi2html: Change copyright header to refer to version
22027 3 of the GNU General Public License and to point readers at the
22028 COPYING3 file and the FSF's license web page.
22029 * config/vax/linux.h: Likewise.
22031 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22033 * config/i386/i386.md (cmpcc): New.
22034 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22035 (sync_compare_and_swap_cc*): Delete.
22037 * config/s390/s390.c (s390_compare_emitted): Remove.
22038 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22039 s390_compare_emitted used to be handled. Assert that modes match.
22040 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22041 refer to sync_compare_and_swap_ccsi.
22042 * config/s390/s390.h (s390_compare_emitted): Remove.
22043 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22044 instead of s390_compare_emitted.
22045 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22046 instead of s390_compare_emitted.
22047 * config/s390/s390.md (cmpcc): New.
22048 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22049 CC_REGNUM, do not pretend it's set.
22050 (sync_compare_and_swap_cc*): Delete.
22051 * config/s390/predicates.md (cc_reg_operand): New.
22053 * expr.c (sync_compare_and_swap_cc): Delete.
22054 * optabs.h (sync_compare_and_swap_cc): Delete.
22055 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22056 is being used with can_compare_p.
22057 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22058 (find_cc_set): New.
22059 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22060 look for a MODE_CC set instead. Use emit_store_flag.
22061 (expand_compare_and_swap_loop): Likewise, with some additional
22062 complication to avoid a force_reg when useless. Use
22063 emit_cmp_and_jump_insns.
22064 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22065 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22066 sync_compare_and_swap documentation.
22068 2009-04-09 Jan Hubicka <jh@suse.cz>
22070 * except.c (find_prev_try): Break out from ....
22071 (duplicate_eh_regions): ... here; properly update prev_try pointers
22072 when duplication part of tree.
22073 (dump_eh_tree): Improve dumping.
22074 (verify_eh_region): New.
22075 (verify_eh_tree): Use it.
22077 2009-04-06 Richard Guenther <rguenther@suse.de>
22079 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22080 &ARRAY addresses by adjusting their types and prepending
22082 * tree-cfg.c (verify_gimple_assign_single): Verify that
22083 addresses are correct.
22085 2009-04-09 Richard Guenther <rguenther@suse.de>
22087 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22088 indices into an array reference if possible.
22089 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22090 Fold POINTER_PLUS_EXPR statements with invariant address.
22092 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22095 * config.gcc (powerpc64-*-linux*): Always build biarch.
22097 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22100 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22101 it and pedwarn if this results in an INTEGER_CST.
22103 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22105 * doc/install.texi: Update minimum GMP version. Remove obsolete
22106 text in MPFR section.
22108 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22110 * dwarf2out.c (class_scope_p): New static inline.
22111 (class_or_namespace_scope_p): Use it.
22112 (gen_variable_die): Use DW_TAG_member tag for static data member
22113 declarations instead of DW_TAG_variable.
22115 PR middle-end/39573
22116 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22119 2009-04-08 Richard Guenther <rguenther@suse.de>
22121 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22122 valueize random data.
22124 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22126 * config.gcc (aix tm_file): Add aix-stdint.h.
22127 (aix tm clause use_gcc_stdint): Set to wrap.
22128 * config/rs6000/aix-stdint.h: New file.
22130 2009-04-08 Richard Guenther <rguenther@suse.de>
22132 PR middle-end/36291
22133 * tree-dfa.c (add_referenced_var): Do not recurse into
22134 global initializers.
22135 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22137 (fold_const_aggregate_ref): Likewise.
22139 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22141 * recog.c (ordered_comparison_operator): New.
22142 * gensupport.c (std_preds): Add it.
22143 * doc/md.texi (Machine-Independent Predicates): Document it.
22145 2009-04-08 Jan Hubicka <jh@suse.cz>
22147 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22148 * function.h (rtl_eh): Remove exception_handler_label_map.
22149 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22150 remove_exception_handler_label, for_each_eh_label_1): Remove.
22151 (rtl_remove_unreachable_regions): Remove.
22152 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22153 (find_exception_handler_labels): Don't build the hashtable.
22154 (maybe_remove_eh_handler): Remove.
22155 (for_each_eh_label): Rewrite to walk the tree.
22156 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22157 * except.h (maybe_remove_eh_handler): Remove.
22158 * passes.c (init_optimization_passes): Schedule second EH cleanup
22160 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22161 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22163 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22165 * genoutput.c (validate_optab_operands): New.
22166 (gen_insn, gen_expand): Call it.
22168 * genflags.c (gen_insn): Detect misused iterators.
22169 (main): Pass line_no to gen_insn, exit with status 1 on error.
22171 * genextract.c (line_no): Make global.
22172 (VEC_safe_set_locstr): Change assertion to error message.
22173 (main): Exit with status 1 on error.
22175 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22179 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22180 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22181 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22182 * c-convert.c (convert): Do not call fold on results of conversion
22183 functions when the result is a C_MAYBE_CONST_EXPR.
22184 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22185 of __builtin_choose_expr.
22186 * c-typeck.c (remove_c_maybe_const_expr): New.
22187 (build_unary_op, build_conditional_expr, build_compound_expr,
22188 build_binary_op, c_objc_common_truthvalue_conversion): Call
22189 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22192 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22194 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22195 CODE to produce a new one. Add a prototype to use fold_convert_const
22197 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22200 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22201 mix declarations and code.
22203 2009-04-08 Ben Elliston <bje@au.ibm.com>
22205 * gcc.c: Replace `CC' with `GCC' throughout.
22207 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22209 * doc/invoke.texi: Document Atom support.
22211 2009-04-07 Jason Merrill <jason@redhat.com>
22214 * c-common.h, c-common.c: Add flag_pretty_templates.
22215 * c-opts.c (c_common_handle_option): Set it.
22216 * c.opt: Add -fno-pretty-templates.
22217 * doc/invoke.texi (C++ Dialect Options): Likewise.
22219 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22221 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22222 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22223 (ia64_expand_builtin): Likewise.
22225 2009-04-07 Martin Jambor <mjambor@suse.cz>
22227 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22228 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22229 ADDR_EXPRS are include too.
22231 2009-04-07 Richard Guenther <rguenther@suse.de>
22233 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22234 decls are only used if passes as parameters or if they are
22235 local statics and the call is not to a builtin.
22236 (call_may_clobber_ref_p_1): Likewise.
22238 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22240 * expr.c (do_store_flag): Remove last argument. Simplify code
22241 to avoid duplication of tests already done by can_compare_p.
22242 (expand_expr_real_1): Adjust caller.
22244 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22246 * optabs.c (can_compare_p): Test the predicate of a
22247 cbranch and cstore pattern.
22249 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22251 * expr.c (convert_move): Use emit_store_flag instead of
22254 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22256 * config/i386/i386.c (ix86_compare_emitted): Remove.
22257 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22258 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22259 * config/i386/i386.h (ix86_compare_emitted): Remove.
22260 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22261 instead of ix86_compare_emitted.
22262 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22264 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22266 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22267 Add t-sysroot-suffix to tmake_file.
22268 * config/print-sysroot-suffix.sh: New file.
22269 * config/t-sysroot-suffix: New file.
22271 2009-04-07 Ben Elliston <bje@au.ibm.com>
22273 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22274 as the latter produces a warning when the target does not support
22277 2009-04-07 Ben Elliston <bje@au.ibm.com>
22279 * dfp.c: Replace type punning assignments with memcpy throughout.
22280 * Makefile.in (dfp.o-warn): Remove.
22282 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22285 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22286 Include soft-fp/t-softfp after rs6000/t-linux64.
22288 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22290 * stor-layout.c (set_sizetype): Use the full precision of their
22291 machine mode for bitsize types.
22293 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22295 * config/i386/i386.md: Revert 2 accidental checkins.
22297 2009-04-06 Joey Ye <joey.ye@intel.com>
22298 Xuepeng Guo <xuepeng.guo@intel.com>
22299 H.J. Lu <hongjiu.lu@intel.com>
22301 Atom pipeline model, tuning and insn selection.
22302 * config.gcc (atom): Add atom config options and target.
22304 * config/i386/atom.md: New.
22306 * config/i386/i386.c (atom_cost): New cost.
22307 (m_ATOM): New macro flag.
22308 (initial_ix86_tune_features): Set m_ATOM.
22309 (x86_accumulate_outgoing_args): Likewise.
22310 (x86_arch_always_fancy_math_387): Likewise.
22311 (processor_target): Add Atom cost.
22312 (cpu_names): Add Atom cpu name.
22313 (override_options): Set Atom ISA.
22314 (ix86_issue_rate): New case PROCESSOR_ATOM.
22315 (ix86_adjust_cost): Likewise.
22317 * config/i386/i386.h (TARGET_ATOM): New target macro.
22318 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22319 (TARGET_OPT_AGU): New target option.
22320 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22321 (processor_type): Add PROCESSOR_ATOM.
22323 * config/i386/i386.md (cpu): Add new value "atom".
22324 (use_carry, movu): New attr.
22325 (atom.md): Include atom.md.
22326 (adddi3_carry_rex64): Set attr "use_carry".
22327 (addqi3_carry): Likewise.
22328 (addhi3_carry): Likewise.
22329 (addsi3_carry): Likewise.
22330 (*addsi3_carry_zext): Likewise.
22331 (subdi3_carry_rex64): Likewise.
22332 (subqi3_carry): Likewise.
22333 (subhi3_carry): Likewise.
22334 (subsi3_carry): Likewise.
22335 (x86_movdicc_0_m1_rex64): Likewise.
22336 (*x86_movdicc_0_m1_se): Likewise.
22337 (x86_movsicc_0_m1): Likewise.
22338 (*x86_movsicc_0_m1_se): Likewise.
22339 (*adddi_1_rex64): Emit add insn as much as possible.
22340 (*addsi_1): Likewise.
22341 (return_internal): Set atom_unit.
22342 (return_internal_long): Likewise.
22343 (return_pop_internal): Likewise.
22344 (*rcpsf2_sse): Set atom_sse_attr attr.
22345 (*qrt<mode>2_sse): Likewise.
22346 (*prefetch_sse): Likewise.
22348 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22350 (ix86_target_macros_internal): Likewise.
22352 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22353 (*prefetch_sse_rex): Likewise.
22354 (sse_rcpv4sf2): Likewise.
22355 (sse_vmrcpv4sf2): Likewise.
22356 (sse_sqrtv4sf2): Likewise.
22357 (<sse>_vmsqrt<mode>2): Likewise.
22358 (sse_ldmxcsr): Likewise.
22359 (sse_stmxcsr): Likewise.
22360 (*sse_sfence): Likewise.
22361 (sse2_clflush): Likewise.
22362 (*sse2_mfence): Likewise.
22363 (*sse2_lfence): Likewise.
22364 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22365 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22366 (avx_movdqu<avxmodesuffix>): Likewise.
22367 (avx_lddqu<avxmodesuffix>): Likewise.
22368 (sse2_movntv2di): Change attr "type" to "ssemov".
22369 (sse2_movntsi): Likewise.
22370 (rsqrtv8sf2): Change attr "type" to "sseadd".
22371 (sse3_addsubv2df3): Set attr "atom_unit".
22372 (sse3_h<plusminus_insn>v4sf3): Likewise.
22373 (*sse2_pmaddwd): Likewise.
22374 (*vec_extractv2di_1_rex64): Likewise.
22375 (*vec_extractv2di_1_avx): Likewise.
22376 (sse2_psadbw): Likewise.
22377 (ssse3_phaddwv8hi3): Likewise.
22378 (ssse3_phaddwv4hi3): Likewise.
22379 (ssse3_phadddv4si3): Likewise.
22380 (ssse3_phadddv2si3): Likewise.
22381 (ssse3_phaddswv8hi3): Likewise.
22382 (ssse3_phaddswv4hi3): Likewise.
22383 (ssse3_phsubwv8hi3): Likewise.
22384 (ssse3_phsubwv4hi3): Likewise.
22385 (ssse3_phsubdv4si3): Likewise.
22386 (ssse3_phsubdv2si3): Likewise.
22387 (ssse3_phsubswv8hi3): Likewise.
22388 (ssse3_phsubswv4hi3): Likewise.
22389 (ssse3_pmaddubsw128): Likewise.
22390 (sse3_pmaddubsw: Likewise.
22391 (ssse3_palignrti): Likewise.
22392 (ssse3_palignrdi): Likewise.
22394 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22396 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22398 2009-04-06 Richard Guenther <rguenther@suse.de>
22400 PR tree-optimization/28868
22401 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22402 of which PHI results we inserted.
22403 (insert_into_preds_of_block): Record inserted PHIs.
22404 (eliminate): Eliminate redundant PHI nodes.
22405 (init_pre): Init inserted_phi_names.
22407 2009-04-06 Richard Guenther <rguenther@suse.de>
22409 PR tree-optimization/39643
22410 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22411 IMAGPART_EXPRs of complex constants.
22412 (execute_fold_all_builtins): If we folded a call queue
22413 TODO_update_address_taken.
22415 2009-04-06 Jan Hubicka <jh@suse.cz>
22417 PR middle-end/39659
22418 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22421 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22423 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22425 (ic_invalidate_array): Likewise.
22427 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22429 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22430 alignment for library calls.
22432 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22434 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22435 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22436 * config/i386/mingw-stdint.h: New file.
22438 2009-04-05 Richard Guenther <rguenther@suse.de>
22440 PR tree-optimization/39648
22441 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22442 our &A vs. &A[0] IL deficiencies.
22444 2009-04-04 Jan Hubicka <jh@suse.cz>
22446 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22447 removed toplevel regions.
22448 (sjlj_mark_call_sites): Likewise.
22450 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22452 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22453 (cygwin tm clause use_gcc_stdint): Set to wrap.
22454 * config/i386/cygwin-stdint.h: New file.
22456 2009-04-04 Richard Guenther <rguenther@suse.de>
22458 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22459 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22460 single-argument PHIs if we are in loop-closed SSA form.
22461 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22462 for the pre-condition.
22463 (slpeel_tree_peel_loop_to_edge): Likewise.
22464 (vect_build_loop_niters): Take an optional sequence to append stmts.
22465 (vect_generate_tmps_on_preheader): Likewise.
22466 (vect_do_peeling_for_loop_bound): Take extra guards for the
22468 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22469 the cost model check.
22470 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22471 guards if we are going to peel. Do not apply versioning in that case.
22472 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22473 (vect_do_peeling_for_loop_bound): Likewise.
22474 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22475 loop bound only record extra pre-conditions, do not apply loop
22478 2009-04-04 Richard Guenther <rguenther@suse.de>
22480 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22483 2009-04-04 Jan Hubicka <jh@suse.cz>
22485 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22486 last_basic_block for size of bb->index indexed array.
22487 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22488 compute_out, link_btr_uses, build_btr_def_use_webs,
22489 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22491 2009-04-04 Jan Hubicka <jh@suse.cz>
22493 * except.c (remove_eh_handler_and_replace): Break out from ...
22494 (remove_eh_handler): ... here.
22495 (bring_to_root): New function.
22496 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22497 handled ones, bring others to root of tree.
22499 2009-04-04 Jan Hubicka <jh@suse.cz>
22501 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22502 (all_phis_safe_to_merge): New function.
22503 (update_info): New structure.
22504 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22505 (cleanup_empty_eh): Update SSA if possible.
22507 2009-04-04 Richard Guenther <rguenther@suse.de>
22509 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22510 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22511 (append_vuse): Likewise.
22513 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22515 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22516 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22517 instead of REG_UNSAVED for DW_CFA_undefined.
22518 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22519 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22522 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22525 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22527 2009-04-04 Richard Guenther <rguenther@suse.de>
22529 PR tree-optimization/8781
22530 PR tree-optimization/37892
22531 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22532 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22533 (valueize_refs): Call it for *& valueizations.
22534 (shared_reference_ops_from_ref): Rename to ...
22535 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22536 (shared_reference_ops_from_call): Rename to ...
22537 (valueize_shared_reference_ops_from_call): ... this and valueize.
22538 (vn_reference_lookup): Update.
22539 (visit_reference_op_call): Likewise.
22540 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22541 (eliminate): Value-replace the call address in call statements.
22543 2009-04-04 Richard Guenther <rguenther@suse.de>
22545 PR tree-optimization/39636
22546 * tree-ssa-forwprop.c
22547 (forward_propagate_addr_into_variable_array_index): Check for
22548 GIMPLE_ASSIGN before accessing the rhs code.
22550 2009-04-03 Jason Merrill <jason@redhat.com>
22552 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22554 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22556 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22557 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22558 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22559 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22560 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22561 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22562 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22563 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22564 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22565 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22566 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22567 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22568 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22569 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22570 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22571 Use fr_reg_or_fp01_operand instead of fr_register_operand
22573 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22574 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22575 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22577 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22579 PR rtl-optimization/39607
22580 PR rtl-optimization/39631
22584 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22585 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22586 instead of DF_LR_OUT.
22587 * ira-lives.c (process_bb_node_lives): Ditto.
22588 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22589 instead of DF_LR_{OUT,IN}.
22590 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22591 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22593 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22595 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22596 (execute_lower_omp): Always run but take the short way out if -fopenmp
22598 (gate_lower_omp): Remove, forcing the pass manager to always run the
22599 pass and always set PROP_gimple_lomp.
22600 (pass_lower_omp): Remove gate function.
22601 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22602 PROP_trees. Instead, require it.
22603 * ipa-cp.c (pass_ipa_cp): Likewise.
22604 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22605 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22606 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22607 and PROP_gimple_leh.
22609 2009-04-03 Richard Guenther <rguenther@suse.de>
22611 PR middle-end/13146
22612 PR tree-optimization/23940
22613 PR tree-optimization/33237
22614 PR middle-end/33974
22615 PR middle-end/34093
22616 PR tree-optimization/36201
22617 PR tree-optimization/36230
22618 PR tree-optimization/38049
22619 PR tree-optimization/38207
22620 PR tree-optimization/38230
22621 PR tree-optimization/38301
22622 PR tree-optimization/38585
22623 PR middle-end/38895
22624 PR tree-optimization/38985
22625 PR tree-optimization/39299
22626 * tree-ssa-structalias.h: Remove.
22627 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22628 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22629 (struct vuse_element_d): Remove.
22630 (struct vuse_vec_d): Likewise.
22631 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22632 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22633 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22634 VUSE_ELEMENT_VAR): Likewise.
22635 (struct voptype_d): Likewise.
22636 (NUM_VOP_FREE_BUCKETS): Likewise.
22637 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22638 (struct stmt_operands_d): Remove.
22639 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22640 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22641 VDEF_NUM, VDEF_VECT): Likewise.
22642 (copy_virtual_operands): Remove.
22643 (operand_build_cmp): Likewise.
22644 (create_ssa_artificial_load_stmt): Likewise.
22645 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22646 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22647 vuse_index and mayuse_index members. Pack and move done and iter_type
22648 members to the front.
22649 (SSA_OP_VMAYUSE): Remove.
22650 (SSA_OP_VIRTUAL_USES): Adjust.
22651 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22652 (unlink_stmt_vdef): Declare.
22653 (add_to_addressable_set): Remove.
22654 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22655 (vrp_visit_stmt): Likewise.
22656 * doc/tree-ssa.texi (Alias analysis): Update.
22657 * doc/invoke.texi (max-aliased-vops): Remove docs.
22658 (avg-aliased-vops): Likewise.
22659 * tree-into-ssa.c (syms_to_rename): Remove.
22660 (need_to_update_vops_p): Likewise.
22661 (need_to_initialize_update_ssa_p): Rename to ...
22662 (update_ssa_initialized_fn): ... this. Track function we are
22664 (symbol_marked_for_renaming): Simplify.
22665 (add_new_name_mapping): Do not set need_to_update_vops_p.
22666 (dump_currdefs): Use SYMS_TO_RENAME.
22667 (rewrite_update_stmt): Always walk all uses/defs.
22668 (dump_update_ssa): Adjust.
22669 (init_update_ssa): Take function argument. Track what we are
22671 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22672 (create_new_def_for): Initialize for cfun, assert we are initialized
22674 (mark_sym_for_renaming): Simplify.
22675 (mark_set_for_renaming): Do not initialize update-ssa.
22676 (need_ssa_update_p): Simplify. Take function argument.
22677 (name_mappings_registered_p): Assert we ask for the correct function.
22678 (name_registered_for_update_p): Likewise.
22679 (ssa_names_to_replace): Likewise.
22680 (release_ssa_name_after_update_ssa): Likewise.
22681 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22682 (dump_decl_set): Do not print a newline.
22683 (debug_decl_set): Do it here.
22684 (dump_update_ssa): And here.
22685 * tree-ssa-loop-im.c (move_computations): Adjust.
22686 (movement_possibility): Likewise.
22687 (determine_max_movement): Likewise.
22688 (gather_mem_refs_stmt): Likewise.
22689 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22690 or NAME_MEMORY_TAG.
22691 * tree-complex.c (update_all_vops): Remove.
22692 (expand_complex_move): Adjust.
22693 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22694 Simplify test for memory referencing statement. Exclude
22695 non-invariant ADDR_EXPRs.
22696 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22697 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22698 (rdg_flag_uses): Likewise.
22699 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22701 (tree_optimize_tail_calls_1): Also split the
22702 edge from the entry block if we have degenerate PHI nodes in
22703 the first basic block.
22704 * tree.c (init_ttree): Remove memory-tag related code.
22705 (tree_code_size): Likewise.
22706 (tree_node_structure): Likewise.
22707 (build7_stat): Re-write to be build6_stat.
22708 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22709 (SSA_VAR_P): Adjust.
22710 (struct tree_memory_tag): Remove.
22711 (struct tree_memory_partition_tag): Likewise.
22712 (union tree_node): Adjust.
22713 (build7): Re-write to be build6.
22714 * tree-pass.h (pass_reset_cc_flags): Remove.
22715 (TODO_update_address_taken): New flag.
22716 (pass_simple_dse): Remove.
22717 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22718 * params.h (MAX_ALIASED_VOPS): Remove.
22719 (AVG_ALIASED_VOPS): Likewise.
22720 * omp-low.c (expand_omp_taskreg): Update SSA form.
22721 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22722 aliases the lhs in a copy stmt.
22723 * tree-ssa-dse.c (struct address_walk_data): Remove.
22724 (memory_ssa_name_same): Likewise.
22725 (memory_address_same): Likewise.
22726 (get_kill_of_stmt_lhs): Likewise.
22727 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22728 unused stores. Look through PHI nodes into post-dominated regions.
22729 (dse_optimize_stmt): Simplify. Properly remove stores.
22730 (tree_ssa_dse): Compute dominators.
22731 (execute_simple_dse): Remove.
22732 (pass_simple_dse): Likewise.
22733 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22734 gimple_loaded_syms and gimple_stored_syms computation.
22735 * toplev.c (dump_memory_report): Dump alias and pta stats.
22736 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22737 (vn_reference_eq): Likewise.
22738 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22739 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22740 valueize_vuses): Remove.
22741 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22742 (get_def_ref_stmt_vuse): ... this.
22743 (vn_reference_lookup_2): New function.
22744 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22745 walking equivalent vuses. Simplify.
22746 (vn_reference_lookup): Likewise.
22747 (vn_reference_insert): Likewise.
22748 (vn_reference_insert_pieces): Likewise.
22749 (visit_reference_op_call): Simplify.
22750 (visit_reference_op_load): Likewise.
22751 (visit_reference_op_store): Likewise.
22752 (init_scc_vn): Remove shared_lookup_vuses initialization.
22753 (free_scc_vn): Remove shared_lookup_vuses freeing.
22754 (sort_vuses, sort_vuses_heap): Remove.
22755 (get_ref_from_reference_ops): Export.
22756 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22757 vector with single vuse pointer.
22758 (vn_reference_lookup_pieces, vn_reference_lookup,
22759 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22760 (shared_vuses_from_stmt): Remove.
22761 (get_ref_from_reference_ops): Declare.
22762 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22763 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22764 memory-tag related code.
22765 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22766 (likely_value): Add comment, skip static-chain of call statements.
22767 (surely_varying_stmt_p): Adjust.
22768 (gimplify_and_update_call_from_tree): Likewise.
22769 (execute_fold_all_builtins): Do not rebuild alias info.
22770 (gimplify_and_update_call_from_tree): Properly update VOPs.
22771 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22772 (copy_ref_info): Remove memory-tag related code.
22773 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22774 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22775 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22777 * tree-ssa-dom.c (gimple_p): Remove typedef.
22778 (eliminate_redundant_computations): Adjust.
22779 (record_equivalences_from_stmt): Likewise.
22780 (avail_expr_hash): Likewise.
22781 (avail_expr_eq): Likewise.
22782 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22783 (stmt_makes_single_load): Likewise.
22784 (stmt_makes_single_store): Likewise.
22785 * tree-ssa-alias.c: Rewrite completely.
22786 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22787 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22788 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22789 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22790 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22791 Remove public functions.
22792 (pass_reset_cc_flags): Remove.
22793 (pass_build_alias): Move ...
22794 * tree-ssa-structalias.c (pass_build_alias): ... here.
22795 * tree-ssa-alias.c (may_be_aliased): Move ...
22796 * tree-flow-inline.h (may_be_aliased): ... here.
22797 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22798 count_uses_and_derefs): Move ...
22799 * gimple.c: ... here.
22800 * gimple.h (count_uses_and_derefs): Declare.
22801 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22802 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22803 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22804 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22805 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
22806 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
22807 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
22809 * tree-dfa.c (refs_may_alias_p): Move ...
22810 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
22811 * tree-ssa-alias.h: New file.
22812 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
22813 (statement_sink_location): Likewise.
22814 * opts.c (decode_options): Do not adjust max-aliased-vops or
22815 avg-aliased-vops values.
22816 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
22817 (TV_CALL_CLOBBER): Likewise.
22818 (TV_FLOW_SENSITIVE): Likewise.
22819 (TV_FLOW_INSENSITIVE): Likewise.
22820 (TV_MEMORY_PARTITIONING): Likewise.
22821 (TV_ALIAS_STMT_WALK): New timevar.
22822 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
22823 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
22824 (get_address_description): Remove memory-tag related code.
22825 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
22826 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
22827 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
22828 and immediate uses in statements. Document.
22829 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
22830 (dump_symbols): Remove.
22831 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
22832 * alias.c (get_deref_alias_set): New function split out from ...
22833 (get_alias_set): ... here.
22834 * alias.h (get_deref_alias_set): Declare.
22835 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
22836 type parameter. Remove restrict pointer handling. Create a
22837 ref-all pointer in case type-based alias sets do not conflict.
22838 (vect_analyze_data_refs): Remove SMT related code.
22839 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
22840 (vectorizable_load): Likewise.
22841 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
22842 (DR_SYMBOL_TAG, DR_VOPS): Remove.
22843 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
22844 Ignore vops and SMTs.
22845 (dr_analyze_alias): Likewise..
22846 (free_data_ref): Likewise.
22847 (create_data_ref): Likewise.
22848 (analyze_all_data_dependences): Likewise.
22849 (get_references_in_stmt): Adjust.
22850 * tree-flow-inline.h (gimple_aliases_computed_p,
22851 gimple_addressable_vars, gimple_call_clobbered_vars,
22852 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
22853 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
22854 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
22855 gimple_mem_ref_stats): Remove.
22856 (gimple_vop): New function.
22857 (op_iter_next_use): Remove vuses and mayuses cases.
22858 (op_iter_next_def): Remove vdefs case.
22859 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
22860 (clear_and_done_ssa_iter): Do not set removed fields.
22861 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
22862 Assert we are not iterating over vuses or vdefs if not also
22863 iterating over uses or defs.
22864 (op_iter_init_use): Likewise.
22865 (op_iter_init_def): Likewise.
22866 (op_iter_next_vdef): Remove.
22867 (op_iter_next_mustdef): Likewise.
22868 (op_iter_init_vdef): Likewise.
22869 (compare_ssa_operands_equal): Likewise.
22870 (link_use_stmts_after): Handle vuse operand.
22871 (is_call_used): Use is_call_clobbered.
22872 (is_call_clobbered): Global variables are always call clobbered,
22873 query the call-clobbers bitmap.
22874 (mark_call_clobbered): Ignore global variables.
22875 (clear_call_clobbered): Likewise.
22876 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
22877 virtual operands sanity check.
22878 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
22880 (TARGET_MEM_REF): Remove TMR_TAG operand.
22881 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
22882 Remove call-clobber related code.
22883 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
22884 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
22885 partitions or escape reason.
22886 (get_single_def_stmt, get_single_def_stmt_from_phi,
22887 get_single_def_stmt_with_phi): Remove.
22888 (dump_referenced_vars): Tidy.
22889 (get_ref_base_and_extent): Allow bare decls.
22890 (collect_dfa_stats): Adjust.
22891 * graphite.c (rename_variables_in_stmt): Adjust.
22892 (graphite_copy_stmts_from_block): Likewise.
22893 (translate_clast): Likewise.
22894 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
22896 (translate_vuse_through_block): Use the oracle.
22897 (phi_translate_1): Adjust.
22898 (value_dies_in_block_x): Use the oracle. Cache the outcome
22900 (valid_in_sets): Check if the VUSE for
22901 a REFERENCE is available.
22902 (eliminate): Do not remove stmts during elimination,
22903 instead queue and remove them afterwards.
22904 (do_pre): Do not rebuild alias info.
22905 (pass_pre): Run TODO_rebuild_alias before PRE.
22906 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
22907 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
22908 (mark_all_v_defs_stmt): Remove.
22909 (mark_all_v_defs_seq): Adjust.
22910 (sra_replace): Likewise.
22911 (scalarize_use): Likewise.
22912 (scalarize_copy): Likewise.
22913 (scalarize_init): Likewise.
22914 (scalarize_ldst): Likewise.
22915 (todoflags): Remove.
22916 (tree_sra): Do not rebuild alias info.
22917 (tree_sra_early): Adjust.
22918 (pass_sra): Run TODO_update_address_taken before SRA.
22919 * tree-predcom.c (set_alias_info): Remove.
22920 (prepare_initializers_chain): Do not call it.
22921 (mark_virtual_ops_for_renaming): Adjust.
22922 (mark_virtual_ops_for_renaming_list): Remove.
22923 (initialize_root_vars): Adjust.
22924 (initialize_root_vars_lm): Likewise.
22925 (prepare_initializers_chain): Likewise.
22926 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
22927 (may_propagate_copy_into_stmt): Likewise.
22928 (merge_alias_info): Do nothing for now.
22929 (propagate_tree_value_into_stmt): Adjust.
22930 (stmt_may_generate_copy): Likewise.
22931 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
22932 not mark symbols for renaming.
22933 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
22934 with the same statement, make sure to update the new pointed-to one.
22935 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
22936 call statements, do not mark symbols for renaming.
22937 (mark_operand_necessary): Dump something.
22938 (ref_may_be_aliased): New function.
22939 (mark_aliased_reaching_defs_necessary_1): New helper function.
22940 (mark_aliased_reaching_defs_necessary): Likewise.
22941 (mark_all_reaching_defs_necessary_1): Likewise.
22942 (mark_all_reaching_defs_necessary): Likewise.
22943 (propagate_necessity): Do not process virtual PHIs. For
22944 non-aliased loads mark all reaching definitions as necessary.
22945 For aliased loads and stores mark the immediate dominating
22946 aliased clobbers as necessary.
22947 (visited): New global static.
22948 (perform_tree_ssa_dce): Free visited bitmap after propagating
22950 (remove_dead_phis): Perform simple dead virtual PHI removal.
22951 (remove_dead_stmt): Properly unlink virtual operands when
22953 (eliminate_unnecessary_stmts): Schedule PHI removal after
22955 * tree-ssa-ter.c (is_replaceable_p): Adjust.
22956 (process_replaceable): Likewise.
22957 (find_replaceable_in_bb): Likewise.
22958 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
22959 based on the single gimple vop.
22960 (verify_flow_insensitive_alias_info): Remove.
22961 (verify_flow_sensitive_alias_info): Likewise.
22962 (verify_call_clobbering): Likewise.
22963 (verify_memory_partitions): Likewise.
22964 (verify_alias_info): Likewise.
22965 (verify_ssa): Adjust..
22966 (execute_update_addresses_taken): Export. Update SSA
22967 manually. Optimize only when optimizing. Use a local bitmap.
22968 (pass_update_address_taken): Remove TODO_update_ssa, add
22970 (pass_update_address_taken): Just use TODO_update_address_taken.
22971 (init_tree_ssa): Do not initialize addressable_vars.
22972 (verify_ssa): Verify new VUSE / VDEF properties.
22973 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
22974 Do not call verify_alias_info.
22975 (delete_tree_ssa): Clear the VUSE, VDEF operands.
22976 Do not free the loaded and stored syms bitmaps. Reset the escaped
22977 and callused solutions. Do not free addressable_vars.
22978 Remove memory-tag related code.
22979 (warn_uninitialized_var): Aliases are always available.
22980 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
22981 * lambda-code.c (can_put_in_inner_loop): Adjust.
22982 (can_put_after_inner_loop): Likewise.
22983 (perfect_nestify): Likewise.
22984 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
22985 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
22986 (vectorizable_conversion): Do not mark symbols for renaming.
22987 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
22988 (expand_call_inline): Unlink the calls virtual operands before
22990 (tree_function_versioning): Do not call update_ssa if we are not
22991 updating clones. Simplify.
22992 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
22993 (propagate_with_phi): Likewise..
22994 * tree-outof-ssa.c (create_temp): Remove memory tag and call
22995 clobber code. Assert we are not aliased or global.
22996 * tree-flow.h: Include tree-ssa-alias.h
22997 (enum escape_type): Remove.
22998 (struct mem_sym_stats_d): Likewise.
22999 (struct mem_ref_stats_d): Likewise.
23000 (struct gimple_df): Add vop member. Remove global_var,
23001 call_clobbered_vars, call_used_vars, addressable_vars,
23002 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23003 escaped and callused members.
23004 (struct ptr_info_def): Remove all members, add points-to solution
23006 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23007 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23008 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23009 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23010 (tree-ssa-alias.o): Likewise.
23011 (toplev.o): Add tree-ssa-alias.h
23012 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23013 * gimple.c (gimple_set_bb): Fix off-by-one error.
23014 (is_gimple_reg): Do not handle memory tags.
23015 (gimple_copy): Also copy virtual operands.
23016 Delay updating the statement. Do not reset loaded and stored syms.
23017 (gimple_set_stored_syms): Remove.
23018 (gimple_set_loaded_syms): Likewise.
23019 (gimple_call_copy_skip_args): Copy the virtual operands
23020 and mark the new statement modified.
23021 * tree-ssa-structalias.c (may_alias_p): Remove.
23022 (set_uids_in_ptset): Take the alias set to prune with as
23023 parameter. Fold in the alias test of may_alias_p.
23024 (compute_points_to_sets): Compute whether a ptr is dereferenced
23025 in a local sbitmap.
23026 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23027 other ADDRESSOF constraints on the lhs.
23028 (get_constraint_for_component_ref): Assert that we don't get
23029 ADDRESSOF constraints from the base of the reference.
23030 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23031 (struct variable_info): Remove collapsed_to member.
23032 (get_varinfo_fc): Remove.
23033 (new_var_info): Do not set collapsed_to.
23034 (dump_constraint): Do not follow cycles.
23035 (dump_constraint_graph): Likewise.
23036 (build_pred_graph): Likewise.
23037 (build_succ_graph): Likewise.
23038 (rewrite_constraints): Likewise.
23039 (do_simple_structure_copy): Remove.
23040 (do_rhs_deref_structure_copy): Remove.
23041 (do_lhs_deref_structure_copy): Remove.
23042 (collapse_rest_of_var): Remove.
23043 (do_structure_copy): Re-implement.
23044 (pta_stats): New global variable.
23045 (dump_pta_stats): New function.
23046 (struct constraint_expr): Make offset signed.
23047 (UNKNOWN_OFFSET): Define special value.
23048 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23049 (solution_set_expand): New helper function split out from ...
23050 (do_sd_constraint): ... here.
23051 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23052 (do_ds_constraint): Likewise.
23053 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23054 and CALLUSED = *CALLUSED.
23055 (set_union_with_increment): Make inc argument signed.
23056 (type_safe): Remove.
23057 (get_constraint_for_ptr_offset): Handle unknown and negative
23059 (first_vi_for_offset): Handle offsets before start. Bail
23060 out early for offsets beyond the variable extent.
23061 (first_or_preceding_vi_for_offset): New function.
23062 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23063 Together with ESCAPED = *ESCAPED this properly computes reachability.
23064 (find_what_var_points_to): New function.
23065 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23066 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23067 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23068 pt_solutions_intersect): New functions.
23069 (compute_call_used_vars): Remove.
23070 (compute_may_aliases): New main entry into PTA computation.
23071 * gimple.h (gimple_p): New typedef.
23072 (struct gimple_statement_base): Remove references_memory_p.
23073 (struct gimple_statement_with_memory_ops_base): Remove
23074 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23076 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23077 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23078 gimple_set_references_memory): Remove.
23079 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23080 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23082 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23083 (verify_expr): Allow RESULT_DECL.
23084 (gimple_duplicate_bb): Do not copy virtual operands.
23085 (gimple_duplicate_sese_region): Adjust.
23086 (gimple_duplicate_sese_tail): Likewise.
23087 (mark_virtual_ops_in_region): Remove.
23088 (move_sese_region_to_fn): Do not call it.
23089 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23090 and pass_simple_dse.
23091 (execute_function_todo): Handle TODO_update_address_taken,
23092 call execute_update_addresses_taken for TODO_rebuild_alias.
23093 (execute_todo): Adjust.
23094 (execute_one_pass): Init dump files early.
23095 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23097 (create_general_new_stmt): Clear vops.
23098 * tree-ssa-reassoc.c (get_rank): Adjust.
23099 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23100 symbols for renaming.
23101 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23102 (PARAM_AVG_ALIASED_VOPS): Likewise.
23103 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23104 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23105 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23106 (operand_build_cmp, copy_virtual_operands,
23107 create_ssa_artificial_load_stmt, add_to_addressable_set,
23108 gimple_add_to_addresses_taken): Remove public functions.
23109 (unlink_stmt_vdef): New function.
23111 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23113 * config.gcc (powerpc-*-linux*): Merge variants.
23115 2009-04-02 Chao-ying Fu <fu@mips.com>
23116 James Grosbach <james.grosbach@microchip.com>
23118 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23119 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23121 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23122 keep_interrupts_masked_p, use_debug_exception_return_p.
23123 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23124 keep_interrupts_masked, use_debug_exception_return.
23125 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23126 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23128 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23129 (mips_print_operand): Process COP0 registers to print $0 .. $31
23130 correctly for GAS to process.
23131 (mips_interrupt_extra_call_saved_reg_p): New function.
23132 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23134 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23135 (mips_compute_frame_info): Add supports for interrupt context that
23136 includes doubleword accumulators and COP0 registers.
23137 (mips_for_each_saved_acc): New function.
23138 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23139 mips_for_each_saved_reg.
23140 (mips_save_reg): Save accumulators.
23141 (mips_kernel_reg_p): A new for_each_rtx callback.
23142 (mips_expand_prologue): Support interrupt handlers.
23143 (mips_restore_reg): Restore accumulators.
23144 (mips_expand_epilogue): Support interrupt handlers.
23145 (mips_can_use_return_insn): Return false for interrupt handlers.
23146 (mips_epilogue_uses): New function.
23147 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23148 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23149 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23150 cop0_move): New instructions.
23151 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23152 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23154 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23156 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23157 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23158 interrupt handlers, we use K0 as the temporary register.
23159 (EPILOGUE_USES): Change to a function call.
23160 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23161 handlers, we use K0 as the temporary register.
23163 * doc/extend.texi (Function Attributes): Document interrupt,
23164 use_shadow_register_set, keep_interrupts_masked,
23165 use_debug_exception_return for MIPS attributes.
23167 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23169 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23170 Remove a number of t-files from tmake_file.
23171 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23172 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23173 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23174 target_prototype, not TARGET_PROTOTYPE.
23175 (LINK_OS_GNU_SPEC): Define.
23176 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23177 and darwin-ldoubdle.c.
23179 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23182 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23183 (cpp_options): Ditto.
23184 (default_compilers): Ditto.
23185 (display_help): Ditto.
23186 (process_command): Ditto.
23187 (do_spec_1): Ditto.
23188 (set_input): Use lbasename instead of duplicate code.
23189 (save_temps_prefix): New static for -save-temps=obj.
23190 (save_temps_length): Ditto.
23192 * doc/invoke.texi (-save-temps=obj): Document new variant to
23193 -save-temps switch.
23195 2009-04-02 Jeff Law <law@redhat.com>
23197 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23200 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23202 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23203 * configure: Regenerated.
23205 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23207 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23208 share the argument list.
23210 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23214 2009-02-12 Diego Novillo <dnovillo@google.com>
23216 * varpool.c (debug_varpool): New.
23217 * cgraph.h (debug_varpool): Declare.
23219 2009-04-02 Jan Hubicka <jh@suse.cz>
23221 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23224 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23226 * config/i386/i386.c (ix86_abi): Move initialization to ...
23227 (override_options): Here.
23229 2009-04-02 Christian Bruel <christian.bruel@st.com>
23231 * config/sh/sh.c (sh_dwarf_register_span): New function.
23232 (TARGET_DWARF_REGISTER_SPAN): Define.
23233 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23235 2009-04-02 Ira Rosen <irar@il.ibm.com>
23237 PR tree-optimization/39595
23238 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23239 interleaved loads group is not greater than the SLP group size.
23241 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23243 * builtins.c (is_builtin_name): New.
23244 (called_as_built_in): Use is_builtin_name.
23245 * tree.h (is_builtin_name): New.
23246 * varasm.c (incorporeal_function_p): Use is_builtin_name
23248 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23250 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23252 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23255 * c-decl.c (clone_underlying_type): Move this ...
23256 * c-common.c (set_underlying_type): ... here.
23257 Also, make sure the function properly sets TYPE_STUB_DECL() on
23258 the newly created typedef variant type.
23259 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23260 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23263 2009-04-02 Richard Guenther <rguenther@suse.de>
23265 PR tree-optimization/37221
23266 * tree-flow.h (degenerate_phi_result): Declare.
23267 * tree-ssa-dom.c (degenerate_phi_result): Export.
23268 * tree-scalar-evolution.c (analyze_initial_condition): If
23269 the initial condition is defined by a degenerate PHI node
23270 use the degenerate value.
23272 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23274 PR rtl-optimization/39588
23275 * combine.c (merge_outer_ops): Do not set the constant when this
23277 (simplify_shift_const_1): Do not modify it either in this case.
23279 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23281 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23282 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23284 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23287 * c-lex.c (interpret_float): Default (no suffix) is double.
23289 2009-04-1 Xinliang David Li <davidxl@google.com>
23291 * config/i386/i386.c (legitimate_constant_p): Recognize
23292 all one vector constant.
23294 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23296 * config/vax/vax.c: Add #includes to silence warnings.
23297 Change #include order to silence two warnings.
23299 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23301 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23302 (ASM_SPEC): Pass -k to the assembler for PIC code.
23304 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23306 * config.gcc: Add vax-*-linux* to the switch.
23307 * config/vax/linux.h: New file. (TARGET_VERSION,
23308 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23310 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23312 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23313 Use predicate macros instead of GET_CODE() == foo.
23314 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23315 ashlsi3, rotrsi3, <unnamed>): Likewise.
23317 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23319 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23320 jbbccihi, jbbccisi): Remova trailing whitespace.
23321 * config/vax/constraints.md: Likewise.
23322 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23323 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23324 * config/vax/predicates.md: Likewise.
23325 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23326 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23327 * config/vax/vax.h: Likewise.
23328 * config/vax/vax.md (nonlocal_goto): Likewise.
23330 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23332 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23333 (indirectable_address_p, adjacent_operands_p): Add spaces around
23335 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23337 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23339 * config/vax/vax.c (legitimate_constant_address_p,
23340 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23341 index_term_p, reg_plus_index_p, legitimate_address_p,
23342 vax_mode_dependent_address_p): Update comments to match functions
23343 modified by the recent int->bool conversion.
23345 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23347 * config/vax/builtins.md: Update copyright message.
23348 * config/vax/constraints.md: Likewise.
23349 * config/vax/netbsd-elf.h: Likewise.
23350 * config/vax/predicates.md: Likewise.
23351 * config/vax/vax-protos.h: Likewise.
23352 * config/vax/vax.c: Likewise.
23353 * config/vax/vax.h: Likewise.
23354 * config/vax/vax.md: Likewise.
23355 * config/vax/vax.opt: Likewise.
23357 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23359 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23360 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23361 * config/vax/constraints.md (B, R): Likewise.
23362 * config/vax/predicates.md (external_memory_operand,
23363 nonimmediate_addsub_di_operand): Likewise.
23364 * config/vax/vax.c (vax_output_int_add): Likewise.
23365 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23366 untyped_call): Likewise.
23368 2009-04-01 Matt Thomas <matt@3am-software.com>
23370 * config/vax/predicates.md: New file.
23371 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23372 external_const_operand, nonsymbolic_operand, external_memory_operand,
23373 indirect_memory_operand, indexed_memory_operand,
23374 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23375 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23377 * config/vax/constraints.md: New file.
23378 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23380 * config/vax/builtins.md: New file.
23381 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23382 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23384 * config/vax/vax.opt (mqmath): Add option.
23385 * config/vax/vax.md (isfx): Extend with DI.
23386 (VAXintQH, VAXintQHSD): Define.
23387 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23388 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23389 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23390 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23391 (movdi): Update constraints and use vax_output_int_move().
23392 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23393 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23394 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23395 nonlocal_goto): New.
23396 (mov<mode>): Extend accepted operand types.
23397 (subdi3_old): Rename from subdi3, change update constraints and use
23398 a new implementation.
23399 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23400 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23401 MOVE_RATIO, CLEAR_RATIO): Define.
23402 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23403 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23404 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23405 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23406 (split_quadword_operands): Make static and really allow variable
23408 (print_operand_address): Update for PIC generation.
23409 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23410 indexable_address_p, fixup_mathdi_operand,
23411 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23412 (vax_float_literal, legitimate_constant_p,
23413 indirectable_constant_address_p, index_term_p,
23414 reg_plus_index_p): Return bool instead of int.
23415 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23417 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23419 (vax_output_conditional_branch): Indent.
23420 (legitimate_constant_address_p, indirectable_constant_address_p,
23421 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23422 vax_mode_dependent_address_p): Return bool instead of int, update for
23424 * config/vax/vax-protos.h (legitimate_constant_address_p,
23425 legitimate_constant_p, legitimate_address_p,
23426 vax_mode_dependent_address_p): Change declaration to bool.
23427 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23428 vax_expand_addsub_di_operands, vax_output_int_subtract,
23429 vax_output_movmemsi): Declare.
23430 (split_quadword_operands, vax_float_literal): Delete declaration.
23431 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23432 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23433 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23434 ASM_OUTPUT_DWARF_PCREL): Define.
23435 (ASM_SPEC): Change definition to allow PIC generation.
23437 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23439 * doc/sourcebuild.texi: Update front-end requirements.
23441 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23444 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23445 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23446 (booldi3_internal3): Use boolean_or_operator instead of
23449 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23452 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23453 declarator whose size is not an integer constant expression but
23454 folds to an integer constant, then treat it as a constant
23457 2009-04-01 Richard Guenther <rguenther@suse.de>
23459 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23460 i * 4 + 2 to (i * 2 + 1) * 2.
23462 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23465 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23466 return if c_parser_asm_string_literal returned NULL.
23468 2009-04-01 Nick Clifton <nickc@redhat.com>
23470 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23472 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23473 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23474 other typedefs to avoid conflicts with libgcc2.c. Define labels
23475 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23477 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23478 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23481 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23483 * varasm.c (default_function_rodata_section): Declare DOT as
23486 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23487 Andrey Galkin <agalkin@hypercom.com>
23490 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23491 Make object_name unique for each process.
23493 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23496 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23497 addressable variables in the parallel that could go out of scope while
23498 running queued tasks.
23500 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23502 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23503 (CASE_VALUES_THRESHOLD): Redefine.
23504 * config/avr/avr.c (avr_override_options): Remove initialization of
23505 avr_case_values_threshold variable.
23506 (avr_case_values_threshold): Remove variable. Add new function.
23507 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23508 * config/avr/avr.opt (mno-tablejump): Remove option.
23509 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23511 2009-04-01 DJ Delorie <dj@redhat.com>
23513 * varasm.c (default_function_rodata_section): Don't assume
23514 anything about where the first '.' in the section name is.
23516 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23518 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23519 rs6000_emit_stack_tie.
23521 2009-03-31 Ian Lance Taylor <iant@google.com>
23523 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23524 gimple_code with GIMPLE_RESX, not RESX.
23526 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23528 * c-common.c (c_get_ident): New.
23529 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23531 2009-04-01 Ben Elliston <bje@au.ibm.com>
23533 * config/rs6000/sysv4.opt (msdata): Improve option description.
23535 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23537 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23538 (divdf3_internal_lat): Remove.
23539 (divxf3_internal_lat): Remove.
23540 (divxf3_internal_thr): Remove.
23541 (divxf): Use divxf3_internal.
23542 * config/ia64/div.md (divsf3_internal_lat): New.
23543 (divdf3_internal_lat): New.
23544 (divxf3_internal): New.
23546 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23549 * Makefile.in (USE_GCC_STDINT): Define.
23550 (stmp-int-hdrs): Install stdint.h if applicable.
23551 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23553 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23554 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23555 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23556 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23557 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23558 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23559 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23560 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23561 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23562 (c_common_nodes_and_builtins): Initialize
23563 underlying_wchar_type_node. Do not initialize
23564 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23565 nodes for new types.
23566 (c_stddef_cpp_builtins): Define macros for new types.
23567 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23569 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23570 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23571 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23572 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23573 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23574 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23575 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23576 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23577 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23578 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23579 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23580 int16_type_node, int32_type_node, int64_type_node,
23581 uint8_type_node, uint16_type_node, c_uint32_type_node,
23582 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23583 int_least32_type_node, int_least64_type_node,
23584 uint_least8_type_node, uint_least16_type_node,
23585 uint_least32_type_node, uint_least64_type_node,
23586 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23587 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23588 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23589 uintptr_type_node): Define.
23590 * c-cppbuiltin.c (builtin_define_constants,
23591 builtin_define_type_minmax): New.
23592 (builtin_define_stdint_macros): Define more macros.
23593 (c_cpp_builtins): Define more limit macros.
23594 (type_suffix): New.
23595 (builtin_define_type_max): Define in terms of
23596 builtin_define_type_minmax. Remove is_long parameter. All
23598 * config.gcc (use_gcc_stdint): Define.
23599 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23600 Add newlib-stdint.h for generic targets.
23601 * config/glibc-stdint.h, config/newlib-stdint.h,
23602 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23603 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23604 * config/score/score.h (UINTPTR_TYPE): Define.
23605 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23606 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23607 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23608 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23609 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23610 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23611 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23612 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23613 * config/spu/spu.h (STDINT_LONG32): Define.
23614 * configure.ac (use_gcc_stdint): Substitute.
23615 * configure: Regenerate.
23616 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23617 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23618 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23619 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23620 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23621 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23622 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23623 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23624 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23625 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23626 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23627 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23628 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23629 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23630 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23631 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23632 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23633 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23634 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23635 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23636 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23637 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23638 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23639 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23640 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23641 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23642 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23643 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23644 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23646 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23648 * loop-iv.c (suitable_set_for_replacement): Renamed from
23649 simplify_using_assignment; changed to return bool and to accept new
23650 args DEST and SRC. Return true iff we find a source/destination pair
23651 that can be used to make a replacement, and fill SRC and DEST if so.
23652 Remove arg ALTERED. Don't deal with altered regs here. All callers
23654 (simplify_using_initial_values): Deal with altered regs here and track
23655 more precisely the effect they have on the validity of our expression.
23657 * loop-iv.c (simplify_using_condition): A condition of the form
23658 (EQ REG CONST) can be used to simply make a substitution.
23659 (simplify_using_initial_values): Keep track of conditions we have seen
23660 and keep using them to simplify new expressions, while applying the
23661 same substitutions to them as to the expression.
23663 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23664 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23667 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23668 changed. Use this when trying to improve the upper bound.
23669 Generate the comparison by using simplify_gen_relational.
23671 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23673 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23675 (simplify_using_assignment, simplify_using_initial_values): Call
23676 replace_in_expr to make replacements. Call replace_single_def_regs
23677 once on the initial version of the expression.
23679 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23682 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23684 2009-03-31 Richard Guenther <rguenther@suse.de>
23686 PR middle-end/31029
23687 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23688 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23690 2009-03-31 Richard Guenther <rguenther@suse.de>
23692 * tree.h (div_if_zero_remainder): Declare.
23693 * fold-const.c (div_if_zero_remainder): Export.
23694 * tree-ssa-forwprop.c
23695 (forward_propagate_addr_into_variable_array_index): Handle
23696 constant array index addition outside of the variable index.
23698 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23701 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23702 define_splits, floatunssi<mode>2): Require x87 conversions from
23703 DImode to be permitted.
23705 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23707 PR preprocessor/15638
23708 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23710 2009-03-31 Richard Guenther <rguenther@suse.de>
23712 PR middle-end/23401
23713 PR middle-end/27810
23714 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23715 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23716 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23717 a separate statement.
23718 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23719 (lookup_tmp_var): Likewise.
23720 (is_gimple_formal_tmp_or_call_rhs): Remove.
23721 (is_gimple_reg_or_call_rhs): Rename to ...
23722 (is_gimple_reg_rhs_or_call): ... this.
23723 (is_gimple_mem_or_call_rhs): Rename to ...
23724 (is_gimple_mem_rhs_or_call): ... this.
23725 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23726 DECL_GIMPLE_REG_P only if is_formal is true.
23727 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23728 for non-proper post-modify expression gimplification.
23729 (gimplify_self_mod_expr): For post-modify expressions gimplify
23730 the lvalue to a minimal lvalue.
23731 (rhs_predicate_for): Remove formal temp case.
23732 (gimplify_modify_expr_rhs): Likewise.
23733 (gimplify_addr_expr): Use is_gimple_reg.
23734 (gimplify_expr): Remove formal temp cases.
23735 (gimple_regimplify_operands): Likewise.
23736 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23737 and FILTER_EXPR like constants.
23738 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23740 (is_gimple_formal_tmp_rhs): Remove.
23741 (is_gimple_reg_rhs): Remove special casing.
23742 (is_gimple_mem_rhs): Fix.
23743 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23744 (is_gimple_formal_tmp_var): Remove.
23745 (is_gimple_formal_tmp_reg): Likewise.
23746 (is_gimple_min_lval): Allow invariant component ref parts.
23747 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23748 is_gimple_formal_tmp_reg): Remove declarations.
23749 * tree-cfg.c (verify_expr): Verify that variables with address
23750 taken do not have DECL_GIMPLE_REG_P set.
23751 * tree-mudflap.c (mf_build_check_statement_for): Use
23752 force_gimple_operand instead of gimplify_expr.
23754 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23756 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23757 schedulable rows to compute_split_row.
23759 2009-03-31 Ben Elliston <bje@au.ibm.com>
23762 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23765 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23767 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23768 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23769 * configure: Regenerate.
23770 * config.in: Regenerate.
23771 * config/rs6000/rs6000.opt (mtls-markers): Add.
23772 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23773 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23774 (tls_ld_aix, tls_ld_sysv): Likewise.
23775 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23776 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23778 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23780 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23782 2009-03-30 Jan Hubicka <jh@suse.cz>
23784 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23786 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23787 detection and label handling.
23789 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23791 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23792 left_conflicts_size.
23793 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23794 ALLOCNO_LEFT_CONFLICTS_SIZE.
23796 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23797 remove_allocno_from_bucket_and_push,
23798 allocno_spill_priority_compare, push_allocnos_to_stack,
23799 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23800 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23801 (setup_allocno_left_conflicts_num): Ditto. Rename to
23802 setup_allocno_left_conflicts_size.
23803 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23804 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23805 setup_allocno_left_conflicts_size instead of
23806 setup_allocno_left_conflicts_num.
23808 * ira-build.c (ira_create_allocno): Use
23809 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
23810 ALLOCNO_LEFT_CONFLICTS_NUM.
23812 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23814 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23815 instead of DF_LR_OUT.
23817 * ira-lives.c (process_bb_node_lives): Ditto.
23819 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23820 instead of DF_LR_{OUT,IN}.
23822 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23824 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23826 2009-03-30 Jan Hubicka <jh@suse.cz>
23828 * except.c (label_to_region_map): Fix thinko.
23830 2009-03-30 Steve Ellcey <sje@cup.hp.com>
23832 PR middle-end/38237
23833 * tree.h (tree_find_value): New declaration.
23834 * tree.c (tree_find_value): New function.
23835 * varasm.c (assemble_external): Avoid duplicate entries on lists.
23837 2009-03-30 Jakub Jelinek <jakub@redhat.com>
23840 * c-decl.c (struct c_binding): Add locus field.
23841 (bind): Add locus argument, set locus field from it.
23842 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
23843 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
23844 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
23845 implicitly_declare, undeclared_variable, lookup_label,
23846 declare_label, c_make_fname_decl, c_builtin_function,
23847 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
23850 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
23853 * config/i386/i386.c (classify_argument): Check total size of
23856 2009-03-30 Martin Jambor <mjambor@suse.cz>
23858 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
23859 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
23860 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
23863 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
23864 seen_variable_array_ref while also traversing a union.
23866 * tree-inline.c (optimize_inline_calls): Do not call
23867 cgraph_node_remove_callees.
23868 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
23869 (pass_remove_cgraph_callee_edges): New variable.
23870 * passes.c (init_optimization_passes): Add
23871 pass_remove_cgraph_callee_edges after early inlining and before all
23872 late intraprocedural passes.
23874 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
23876 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23878 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
23879 Fix typos in names.
23881 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23883 * combine.c (simplify_comparison): Use have_insn_for.
23884 * dojump.c (do_jump): Likewise.
23886 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23888 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
23889 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
23890 sparc_compare_op0 like sparc_compare_emitted used to be handled.
23891 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
23892 instead of sparc_compare_emitted.
23893 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
23894 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
23895 instead of sparc_compare_emitted.
23897 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23899 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
23900 enter/exit cfglayout mode.
23901 (pass_partition_block): Require it.
23902 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
23903 (combine_instructions): Track basic blocks instead of labels.
23904 (update_cfg_for_uncondjump): New.
23905 (try_combine): Use it. Update jumps after rescanning.
23906 (pass_combine): Require PROP_cfglayout.
23907 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
23909 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23911 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
23912 Provide/destroy PROP_cfglayout respectively.
23913 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
23914 * tree-pass.h (PROP_cfglayout): New.
23916 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
23918 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
23919 fold_convert_const_fixed_from_fixed,
23920 fold_convert_const_fixed_from_int,
23921 fold_convert_const_fixed_from_real, fold_negate_const): Do not
23922 set TREE_CONSTANT_OVERFLOW.
23923 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
23924 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
23926 2009-03-30 Ira Rosen <irar@il.ibm.com>
23928 * tree-vect-loop-manip.c: New file.
23929 * tree-vectorizer.c: Update documentation and included files.
23930 (vect_loop_location): Make extern.
23931 (rename_use_op): Move to tree-vect-loop-manip.c
23932 (rename_variables_in_bb, rename_variables_in_loop,
23933 slpeel_update_phis_for_duplicate_loop,
23934 slpeel_update_phi_nodes_for_guard1,
23935 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
23936 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
23937 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
23938 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
23939 find_loop_location): Likewise.
23940 (new_stmt_vec_info): Move to tree-vect-stmts.c.
23941 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
23942 get_vectype_for_scalar_type, vect_is_simple_use,
23943 supportable_widening_operation, supportable_narrowing_operation):
23945 (bb_in_loop_p): Move to tree-vect-loop.c.
23946 (new_loop_vec_info, destroy_loop_vec_info,
23947 reduction_code_for_scalar_code, report_vect_op,
23948 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
23949 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
23950 (vect_supportable_dr_alignment): Likewise.
23951 * tree-vectorizer.h (tree-data-ref.h): Include.
23952 (vect_loop_location): Declare.
23953 Reorganize function declarations according to the new file structure.
23954 * tree-vect-loop.c: New file.
23955 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
23956 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
23957 * tree-vect-data-refs.c: New file.
23958 * tree-vect-patterns.c (timevar.h): Don't include.
23959 * tree-vect-stmts.c: New file.
23960 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
23961 tree-vect-slp.c, tree-vect-loop.c.
23962 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
23963 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
23964 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
23965 (tree-vect-analyze.o): Remove.
23966 (tree-vect-transform.o): Likewise.
23967 (tree-vect-data-refs.o): Add rule.
23968 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
23969 tree-vect-slp.o): Likewise.
23970 (tree-vect-patterns.o): Remove redundant dependencies.
23971 (tree-vectorizer.o): Likewise.
23972 * tree-vect-slp.c: New file.
23974 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23976 * optc-gen.awk: Warn if an option flag has multiple different
23979 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
23981 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
23982 -floop-block): Document dependences on PPL, CLooG and Graphite.
23984 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23986 PR rtl-optimization/323
23987 * c-common.c (c_fully_fold, convert_and_check,
23988 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
23989 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
23990 * c-common.def (EXCESS_PRECISION_EXPR): New.
23991 * c-cppbuiltin.c (builtin_define_float_constants): Define
23992 constants with enough digits for long double.
23993 * c-lex.c (interpret_float): Interpret constant with excess
23994 precision where appropriate.
23995 * c-opts.c (c_common_post_options): Set
23996 flag_excess_precision_cmdline. Give an error for
23997 -fexcess-precision=standard for C++ for processors where the
23998 option is significant.
23999 * c-parser.c (c_parser_conditional_expression): Handle excess
24000 precision in condition.
24001 * c-typeck.c (convert_arguments): Handle arguments with excess
24003 (build_unary_op): Move excess precision outside operation.
24004 (build_conditional_expr): Likewise.
24005 (build_compound_expr): Likewise.
24006 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24007 (build_modify_expr): Handle excess precision in RHS.
24008 (convert_for_assignment): Handle excess precision in converted
24010 (digest_init, output_init_element, process_init_element): Handle
24011 excess precision in initializer.
24012 (c_finish_return): Handle excess precision in return value.
24013 (build_binary_op): Handle excess precision in operands and add
24014 excess precision as needed for operation.
24015 * common.opt (-fexcess-precision=): New option.
24016 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24017 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24018 For standard excess precision, output explicit conversion to and
24019 truncation from XFmode.
24020 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24021 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24022 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24023 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24024 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24025 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24026 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24027 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24028 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24029 define_splits, sqrt<mode>2): Disable where appropriate for
24030 standard excess precision.
24031 * convert.c (convert_to_real): Do not shorten arithmetic to type
24032 for which excess precision would be used.
24033 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24034 * doc/invoke.texi (-fexcess-precision=): Document option.
24035 (-mfpmath=): Correct index entry.
24036 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24037 flag_excess_precision): New.
24038 * langhooks.c (lhd_post_options): Set
24039 flag_excess_precision_cmdline.
24040 * opts.c (common_handle_option): Handle -fexcess-precision=.
24041 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24042 init_excess_precision): New.
24043 (lang_dependent_init_target): Call init_excess_precision.
24044 * tree.c (excess_precision_type): New.
24045 * tree.h (excess_precision_type): Declare.
24047 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24050 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24051 non-lvalue to component.
24053 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24055 PR preprocessor/34695
24056 * Makefile.in (c-opts.o): Depend on c-tree.h.
24057 * c-common.c: Move down include of diagnostic.h.
24058 (done_lexing, c_cpp_error): New.
24059 * c-common.h (done_lexing): Declare.
24060 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24062 * c-opts.c: Include c-tree.h.
24063 (c_common_init_options): Set preprocessor error callback.
24064 (c_common_handle_option): Do not set preprocessor
24065 inhibit_warnings, warnings_are_errors, warn_system_headers,
24066 pedantic_errors or inhibit_warnings flags.
24067 (c_common_post_options): Do not check cpp_errors (parse_in).
24068 (c_common_finish): Do not output dependencies if there were
24069 errors. Do not check return value of cpp_finish.
24070 * c-ppoutput.c (pp_file_change): Set input_location.
24071 * c-tree.h (c_cpp_error): Declare.
24072 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24074 (diagnostic_build_prefix): Check override_column.
24075 * diagnostic.h (diagnostic_info): Add override_column field.
24076 (diagnostic_override_column): Define.
24078 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24080 * c-common.c (c_expand_expr, c_staticp): Remove.
24081 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24082 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24083 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24084 * c-gimplify.c (gimplify_compound_literal_expr,
24085 optimize_compound_literals_in_ctor): Remove.
24086 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24087 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24088 * c-semantics.c (emit_local_var): Remove.
24090 * langhooks-def.h (lhd_expand_expr): Remove.
24091 * langhooks.c (lhd_expand_expr): Remove.
24092 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24094 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24095 handling from c-semantics.c; don't call into langhook.
24096 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24097 * gimplify.c (gimplify_compound_literal_expr,
24098 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24099 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24100 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24101 as was done in c-gimplify.c.
24102 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24103 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24104 Move from c-common.h.
24105 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24107 * tree.c (staticp): Do not call langhook.
24108 * langhooks.c (lhd_staticp): Delete.
24109 * langhooks-def.h (lhd_staticp): Delete prototype.
24110 (LANG_HOOKS_STATICP): Delete.
24111 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24113 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24114 instead of DECL_STMTs.
24116 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24124 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24126 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24127 contained expression.
24128 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24129 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24130 conditional expressions for C.
24131 (decl_constant_value_for_optimization): Move from
24132 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24133 whether optimizing and that the expression is a VAR_DECL not of
24134 array type instead of doing such checks in the caller. Do not
24135 check pedantic. Call gcc_unreachable for C++.
24136 * c-common.def (C_MAYBE_CONST_EXPR): New.
24137 * c-common.h (c_fully_fold, c_save_expr,
24138 decl_constant_value_for_optimization): New prototypes.
24139 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24140 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24141 EXPR_INT_CONST_OPERANDS): Define.
24142 * c-convert.c (convert): Strip nops from expression.
24143 * c-decl.c (groktypename): Take extra parameters expr and
24144 expr_const_operands. Update call to grokdeclarator.
24145 (start_decl): Update call to grokdeclarator. Add statement for
24146 expressions used in type of decl.
24147 (grokparm): Update call to grokdeclarator.
24148 (push_parm_decl): Update call to grokdeclarator.
24149 (build_compound_literal): Add parameter non_const and build a
24150 C_MAYBE_COSNT_EXPR if applicable.
24151 (grokdeclarator): Take extra parameters expr and
24152 expr_const_operands. Track expressions used in declaration
24153 specifiers and declarators. Fold array sizes and track whether
24154 they are constant expressions and whether they are integer
24155 constant expressions.
24156 (parser_xref_tag): Set expr and expr_const_operands fields in
24158 (grokfield): Update call to grokdeclarator.
24159 (start_function): Update call to grokdeclarator.
24160 (build_null_declspecs): Set expr and expr_const_operands fields in
24162 (declspecs_add_type): Handle expressions in typeof specifiers.
24163 * c-parser.c (c_parser_declspecs): Set expr and
24164 expr_const_operands fields for declaration specifiers.
24165 (c_parser_enum_specifier): Likewise.
24166 (c_parser_struct_or_union_specifier): Likewise.
24167 (c_parser_typeof_specifier): Likewise. Update call to
24168 groktypename. Fold expression as needed. Return expressions with
24169 type instead of adding statements.
24170 (c_parser_attributes): Update calls to c_parser_expr_list.
24171 (c_parser_statement_after_labels): Fold expression before passing
24172 to objc_build_throw_stmt.
24173 (c_parser_condition): Fold expression.
24174 (c_parser_asm_operands): Fold expression.
24175 (c_parser_conditional_expression): Use c_save_expr. Update call
24176 to build_conditional_expr.
24177 (c_parser_alignof_expression): Update call to groktypename.
24178 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24179 original_code. Fold expression argument of va_arg. Create
24180 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24181 argument to va_arg. Update calls to groktypename. Fold array
24182 index for offsetof. Verify that first argument to
24183 __builtin_choose_expr has integer type.
24184 (c_parser_postfix_expression_after_paren_type): Update calls to
24185 groktypename and build_compound_literal. Handle expressions with
24186 side effects in type name.
24187 (c_parser_postfix_expression_after_primary): Update call to
24188 c_parser_expr_list. Set original_code for calls to
24189 __builtin_constant_p.
24190 (c_parser_expr_list): Take extra parameter fold_p. Fold
24191 expressions if requested.
24192 (c_parser_objc_type_name): Update call to groktypename.
24193 (c_parser_objc_synchronized_statement): Fold expression.
24194 (c_parser_objc_receiver): Fold expression.
24195 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24196 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24197 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24198 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24199 (struct c_typespec): Add elements expr and expr_const_operands.
24200 (struct c_declspecs): Add elements expr and expr_const_operands.
24201 (groktypename, build_conditional_expr, build_compound_literal):
24203 (in_late_binary_op): Declare.
24204 * c-typeck.c (note_integer_operands): New function.
24205 (in_late_binary_op): New variable.
24206 (decl_constant_value_for_broken_optimization): Move to c-common.c
24207 and rename to decl_constant_value_for_optimization.
24208 (default_function_array_conversion): Do not strip nops.
24209 (default_conversion): Do not call
24210 decl_constant_value_for_broken_optimization.
24211 (build_array_ref): Do not fold result.
24212 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24213 result when operand is a VLA.
24214 (c_expr_sizeof_type): Update call to groktypename. Handle
24215 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24216 result when operand names a VLA type.
24217 (build_function_call): Update call to build_compound_literal.
24218 Only fold result for calls to __builtin_* functions. Strip
24219 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24220 the function designator.
24221 (convert_arguments): Fold arguments. Update call to
24222 convert_for_assignment.
24223 (build_unary_op): Handle increment and decrement of
24224 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24225 decrement earlier. Fold operand of increment and decrement.
24226 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24227 built for integer operand. Wrap returns that are INTEGER_CSTs
24228 without being integer constant expressions or that have integer
24229 constant operands without being INTEGER_CSTs.
24230 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24231 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24232 result is an integer constant expression or can be used in
24233 unevaluated parts of one and avoid folding and wrap as
24234 appropriate. Fold operands before possibly doing -Wsign-compare
24236 (build_compound_expr): Wrap result for C99 if operands can be used
24237 in integer constant expressions.
24238 (build_c_cast): Update call to digest_init. Do not ignore
24239 overflow from casting floating-point constants to integers. Wrap
24240 results that could be confused with integer constant expressions,
24241 null pointer constants or floating-point constants.
24242 (c_cast_expr): Update call to groktypename. Handle expressions
24243 included in type name.
24244 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24245 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24246 Update calls to convert_for_assignment.
24247 (convert_for_assignment): Take new parameter
24248 null_pointer_constant. Do not strip nops or call
24249 decl_constant_value_for_broken_optimization. Set
24250 in_late_binary_op for conversions to boolean.
24251 (store_init_value): Update call to digest_init.
24252 (digest_init): Take new parameter null_pointer_constant. Do not
24253 call decl_constant_value_for_broken_optimization. pedwarn for
24254 initializers not constant expressions. Update calls to
24255 convert_for_assignment.
24256 (constructor_nonconst): New.
24257 (struct constructor_stack): Add nonconst element.
24258 (really_start_incremental_init, push_init_level, pop_init_level):
24259 Handle constructor_nonconst and nonconst element.
24260 (set_init_index): Call constant_expression_warning for array
24262 (output_init_element): Fold value. Set constructor_nonconst as
24263 applicable. pedwarn for initializers not constant expressions.
24264 Update call to digest_init. Call constant_expression_warning
24265 where constant initializers are required.
24266 (process_init_element): Use c_save_expr.
24267 (c_finish_goto_ptr): Fold expression.
24268 (c_finish_return): Fold return value. Update call to
24269 convert_for_assignment.
24270 (c_start_case): Fold switch expression.
24271 (c_process_expr_stmt): Fold expression.
24272 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24273 ensure statement expression is not evaluated in constant expression.
24274 (build_binary_op): Track whether results are integer constant
24275 expressions or may occur in such, disable folding and wrap results
24276 as applicable. Fold operands for -Wsign-compare warnings unless
24278 (c_objc_common_truthvalue_conversion): Handle results folded to
24279 integer constants that are not integer constant expressions.
24280 * doc/extend.texi: Document when typeof operands are evaluated,
24281 that condition of __builtin_choose_expr is an integer constant
24282 expression, and more about use of __builtin_constant_p in
24285 2009-03-29 Richard Guenther <rguenther@suse.de>
24287 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24288 propagate addresses of array references.
24290 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24292 * regmove.c (perhaps_ends_bb_p): Remove.
24293 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24294 from INSN and check that the main loop stays within that basic block.
24295 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24296 (regmove_forward_pass): Split out from regmove_optimize. Use
24297 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24298 (regmove_backward_pass): Split out from regmove_optimize. Use
24299 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24300 (regmove_optimize): Simplify.
24302 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24305 * config/i386/i386.c (classify_argument): Ignore flexible array
24306 member in struct and warn ABI change.
24308 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24310 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24312 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24313 (ix86_adjust_cost): Updated.
24315 2009-03-29 Jan Hubicka <jh@suse.cz>
24317 PR middle-end/28850
24318 * tree-pass.h (pass_cleanup_eh): New function.
24319 (remove_unreachable_regions): Break code handling RTL
24320 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24321 that can not be reached by runtime.
24322 (can_be_reached_by_runtime): New function.
24323 (label_to_region_map): New function.
24324 (num_eh_regions): New function.
24325 (rtl_remove_unreachable_regions): New function.
24326 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24327 (remove_eh_region): New function.
24328 * except.h: Include sbitmap and vecprim.
24329 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24330 num_eh_regions): Declare.
24331 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24332 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24333 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24334 (tree_empty_eh_handler_p): New function.
24335 (cleanup_empty_eh): New function.
24336 (cleanup_eh): New function.
24337 (pass_cleanup_eh): New function.
24339 2009-03-29 Jan Hubicka <jh@suse.cz>
24341 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24342 for removed regions.
24344 2009-03-29 Jan Hubicka <jh@suse.cz>
24346 * except.c (dump_eh_tree): Dump all datastructures.
24348 2009-03-29 Jan Hubicka <jh@suse.cz>
24350 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24351 (duplicate_eh_regions_1): Likewise.
24352 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24353 vector; call EH verification.
24354 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24355 Be ready for region being removed.
24357 2009-03-29 Jan Hubicka <jh@suse.cz>
24359 * bitmap.c (bitmap_last_set_bit): New function.
24360 * bitmap.h (bitmap_last_set_bit): Declare.
24362 2009-03-29 David Ayers <ayers@fsfe.org>
24365 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24366 by calling objc_compare_types and surpress warnings about
24367 incompatible C pointers that are compatible ObjC pointers.
24369 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24371 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24372 call initialize_inline_failed.
24373 (initialize_inline_failed): Move it from here ...
24374 * cgraph.c (initialize_inline_failed): ... to here.
24375 (cgraph_create_edge): Call initialize_inline_failed rather than
24376 setting inline_failed directly.
24378 2009-03-29 Ben Elliston <bje@au.ibm.com>
24381 * sysv4.opt (msdata): Improve comment.
24382 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24383 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24385 2009-03-29 Ben Elliston <bje@au.ibm.com>
24388 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24389 load and store attributes.
24391 2009-03-29 Ben Elliston <bje@au.ibm.com>
24393 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24394 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24395 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24396 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24397 __builtin_infq and __builtin_huge_valq.
24399 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24401 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24403 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24404 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24406 2009-03-28 Xinliang David Li <davidxl@google.com>
24408 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24409 (do_dbg_cnt): New function.
24411 2009-03-28 Jan Hubicka <jh@suse.cz>
24413 Merge from pretty-ipa:
24415 2009-03-27 Jan Hubicka <jh@suse.cz>
24417 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24418 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24419 * passes.c (function_called_by_processed_nodes_p): New.
24420 * ipa-pure-const.c (check_call): Fix handling of operands.
24421 (analyze_function): Dump debug output for skipped bodies.
24422 (local_pure_const): Use function_called_by_processed_nodes_p.
24423 * dwarf2out.c (reference_to_unused): Use output.
24424 * passes.c (do_per_function_toporder): Likewise.
24426 2008-11-12 Jan Hubicka <jh@suse.cz>
24428 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24429 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24430 state_set_in_source enum
24431 (check_decl): Ignore memory tags; do not set fake looping flags;
24433 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24434 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24435 (check_call, analyze_function): Rewrite.
24437 (add_new_function): Update call of analyze_function.
24438 (generate_summary): Add call of analyze_function.
24439 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24440 (local_pure_const): New function.
24441 (pass_local_pure_const): New pass.
24442 * ipa-inline.c (inline_transform): Set after_inlining.
24443 * tree-eh.c (stmt_can_throw_external): New.
24444 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24445 work with aliasing built.
24446 * tree-flow.h (stmt_can_throw_external): New.
24447 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24448 and local pure/const pass in early and late optimization queue.
24450 2009-03-28 Martin Jambor <mjambor@suse.cz>
24452 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24454 (fold_binary): Allow function decl aligment consideration is the
24455 second argument is integer constant one.
24456 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24457 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24458 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24460 2009-03-28 Jan Hubicka <jh@suse.cz>
24462 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24463 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24464 * function.h (rtl_data): Add nothrow flag.
24465 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24466 set DECL_NOTHROW for AVAILABLE functions.
24468 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24470 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24471 following vector keyword has expansion starting with pixel or bool
24472 keyword, expand vector to __vector and pixel or bool to __pixel or
24476 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24477 warn_if_disallowed_function_p): Removed.
24478 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24479 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24480 warning_if_disallowed_function_p.
24481 * flags.h (warn_if_disallowed_function_p,
24482 warn_disallowed_functions): Removed.
24483 * common.opt (Wdisallowed-function-list=): Removed.
24484 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24486 2009-03-28 Richard Guenther <rguenther@suse.de>
24488 PR tree-optimization/38723
24489 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24492 2009-03-28 Jan Hubicka <jh@suse.cz>
24494 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24495 test introduced by my previous patch.
24497 2009-03-28 Richard Guenther <rguenther@suse.de>
24499 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24500 the PHIs value undefined.
24502 2009-03-28 Jan Hubicka <jh@suse.cz>
24504 * tree-pass.h (pass_fixup_cfg): New pass.
24505 * ipa-inline.c (inline_transform): Set
24506 always_inline_functions_inlined/after_inlining.
24507 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24508 (pass_fixup_cfg): New pass.
24509 * passes.c (init_optimization_passes): Add fixup_cfg.
24511 2009-03-28 Richard Guenther <rguenther@suse.de>
24513 PR tree-optimization/38458
24514 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24515 argument use the arguments copy-of value.
24517 2009-03-28 Richard Guenther <rguenther@suse.de>
24519 PR tree-optimization/38180
24520 * tree-ssa-ccp.c (get_default_value): Simplify.
24521 (likely_value): Likewise.
24522 (surely_varying_stmt_p): Properly handle VOP case.
24523 (ccp_initialize): Likewise.
24524 (ccp_fold): Handle propagating through *&.
24525 (fold_const_aggregate_ref): Also handle decls.
24527 2009-03-28 Jan Hubicka <jh@suse.cz>
24529 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24530 * cgraph.h (cgraph_node): Likewise.
24531 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24532 (cgraph_reset_node): Use process flag.
24533 (cgraph_mark_functions_to_output): Likewise.
24534 (cgraph_expand_function): Likewise.
24535 (cgraph_expand_all_functions): Likewise.
24536 (cgraph_output_in_order): Likewise.
24537 * dwarf2out.c (reference_to_unused): Likewise.
24538 * passes.c do_per_function_toporder): Likewise.
24540 2009-03-28 Jan Hubicka <jh@suse.cz>
24542 Bring from lto-branch:
24544 2008-09-03 Doug Kwan <dougkwan@google.com>
24546 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24547 enums instead of reason strings.
24548 * cgraph.c (cgraph_create_edge): Same.
24549 (cgraph_inline_failed_string): New function.
24550 * cgraph.h (cgraph_inline_failed_t): New enum type.
24551 (cgraph_inline_failed_string): New prototype.
24552 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24553 char pointer to cgraph_inline_failed_t.
24554 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24555 (cgraph_default_inline_p): Ditto.
24556 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24557 to cgraph_inline_failed_t pointer.
24558 * cif-code.def: New file.
24559 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24561 (cgraph_check_inline_limits): Change type of REASON to pointer to
24562 cgraph_inline_failed_t. Replace reason strings with enums.
24563 (cgraph_default_inline_p): Ditto.
24564 (cgraph_recursive_inlining_p): Ditto.
24565 (update_caller_keys): Change type of FAILED_REASON to
24566 cgraph_inline_failed_t.
24567 (cgraph_set_inline_failed): Change type of REASON to pointer to
24568 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24569 convert enums to strings for text output.
24570 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24571 to be of type cgraph_inline_failed_t. Replace reason strings with
24572 enums. Call cgraph_inline_failed_string to covert enums
24573 to strings for text output.
24574 (cgraph_decide_inlining): Replace reason strings with enums.
24575 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24576 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24578 * tree-inline.c (expand_call_inline): Change type of REASON
24579 to cgraph_inline_failed_t. Replace reason strings with enums.
24580 Call cgraph_inline_failed_string for text output.
24581 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24584 2009-03-28 Jan Hubicka <jh@suse.cz>
24586 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24587 cgraph_clone_node): Remove master clone handling.
24588 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24589 * cgraph.h (master_clone): Remove.
24590 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24591 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24592 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24594 2009-03-28 Jan Hubicka <jh@suse.cz>
24596 * cgraph.c (cgraph_function_body_availability): Functions declared
24597 inline are always safe to assume that it is not going to be replaced.
24599 2009-03-28 Richard Guenther <rguenther@suse.de>
24601 PR tree-optimization/38513
24602 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24603 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24604 EXC_PTR_EXPR and FILTER_EXPR.
24605 (get_ref_from_reference_ops): Likewise.
24607 2009-03-28 Richard Guenther <rguenther@suse.de>
24609 PR tree-optimization/38968
24610 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24611 Use FLOOR_MOD_EXPR to compute misalignment.
24613 2009-03-28 Richard Guenther <rguenther@suse.de>
24615 PR tree-optimization/37795
24616 * tree.h (combine_comparisons): Declare.
24617 * fold-const.c (combine_comparisons): Export.
24618 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24620 (ifcombine_iforif): Use combine_comparisons.
24622 2009-03-28 Jan Hubicka <jh@suse.cz>
24624 * tree-eh.c (inlinable_call_p): New function.
24625 (make_eh_edges): Use it.
24626 (verify_eh_edges): Use it.
24627 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24628 * except.c (reachable_next_level): Add inlinable_function argument
24629 (sjlj_find_directly_reachable_regions): Update.
24630 (add_reachable_handler): Do not set saw_any_handlers.
24631 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24632 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24633 Add new inlinable call parameter.
24634 (can_throw_internal, can_throw_external): Update.
24635 * except.h (can_throw_internal_1, can_throw_external_1,
24636 foreach_reachable_handler): Update declaration.
24638 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24640 * config/arm/t-arm-coff, config/h8300/coff.h,
24641 config/i386/i386-aout.h, config/i386/i386-coff.h,
24642 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24643 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24644 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24645 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24646 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24647 sys-types.h: Remove.
24648 * Makefile.in: Remove protoize and fixproto support and references
24650 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24651 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24653 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24654 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24655 unprotoize$(exeext).
24656 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24657 (.PHONY): Don't depend on proto.
24658 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24659 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24660 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24661 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24662 build/gen-protos.o, build/scan.o, xsys-protos.h,
24663 build/fix-header$(build_exeext), build/fix-header.o,
24664 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24665 stmp-install-fixproto): Remove.
24666 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24667 SYSCALLS.c or fixproto files.
24668 (install-common): Don't install protoize.
24669 (install-headers-tar, install-headers-cpio, install-headers-cp):
24670 Don't depend on $(STMP_FIXPROTO).
24671 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24672 install fixproto files or write out fixproto settings.
24673 (uninstall): Don't uninstall protoize.
24674 * config.gcc (use_fixproto): Remove.
24675 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24676 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24677 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24678 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24679 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24680 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24681 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24682 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24683 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24684 * config/t-vxworks (STMP_FIXPROTO): Remove.
24685 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24686 STMP_FIXPROTO): Remove.
24687 * config.in, configure: Regenerate.
24688 * crtstuff.c (gid_t, uid_t): Don't undefine.
24689 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24690 (arm-*-coff, arm-*-aout: Remove target entries.
24691 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24692 Remove mention of AIX 4.1.
24693 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24694 * doc/invoke.texi (Running Protoize): Remove.
24695 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24696 (Protoize Caveats): Remove.
24697 * tsystem.h: Update comments on headers assumed to exist.
24699 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24701 * genautomata.c: Add a new year to the copyright. Add a new
24703 (struct insn_reserv_decl): Add comments for member bypass_list.
24704 (find_bypass): Remove.
24705 (insert_bypass): New.
24706 (process_decls): Use insert_bypass.
24707 (output_internal_insn_latency_func): Output all bypasses with the
24708 same input insn in one switch case.
24710 * rtl.def (define_bypass): Describe bypass choice.
24711 * doc/md.texi (define_bypass): Ditto.
24713 2009-03-27 Richard Guenther <rguenther@suse.de>
24715 * gimplify.c (mark_addressable): Export.
24716 * tree-flow.h (mark_addressable): Declare.
24717 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24718 * tree-ssa.c (verify_phi_args): Verify that address taken
24719 variables have TREE_ADDRESSABLE set.
24721 2009-03-27 Richard Guenther <rguenther@suse.de>
24723 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24724 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24725 Do not mark decls TREE_ADDRESSABLE.
24726 (build_fold_addr_expr): Adjust.
24727 (fold_addr_expr): Remove.
24728 (fold_unary): Use build_fold_addr_expr.
24729 (fold_comparison): Likewise.
24730 (split_address_to_core_and_offset): Likewise.
24731 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24733 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24734 (gimplify_modify_expr_to_memcpy): Mark source and destination
24736 * omp-low.c (create_omp_child_function): Mark the object decl
24738 (lower_rec_input_clauses): Mark the var we take the address of
24740 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24742 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24744 PR middle-end/39315
24745 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24746 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24748 2009-03-27 Richard Guenther <rguenther@suse.de>
24750 PR tree-optimization/39120
24751 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24753 (handle_lhs_call): Process return constraints. Add escape
24754 constraints if necessary.
24755 (handle_const_call): Fill out return constraints. Make nested
24756 case more precise. Avoid consttmp if possible.
24757 (handle_pure_call): Fill out return constraints. Avoid
24758 callused if possible.
24759 (find_func_aliases): Simplify call handling.
24761 2009-03-27 Richard Guenther <rguenther@suse.de>
24763 PR tree-optimization/39120
24764 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24765 as a representative.
24766 (solve_graph): Do propagate CALLUSED.
24767 (handle_pure_call): Use a scalar constraint from CALLUSED for
24769 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24772 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24775 * c-common.c (handle_aligned_attribute): Properly check alignment
24776 overflow. Use (1U << i) instead of (1 << i).
24778 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24780 * expr.h (get_mem_align_offset): Updated.
24782 * tree.h (tree_decl_common): Change align to "unsigned int" and
24783 move it before pointer_alias_set.
24785 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24786 Jakub Jelinek <jakub@redhat.com>
24789 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24790 gr_register_operand with gr_reg_or_0_operand.
24791 (cmpxchg_rel_di): Likewise.
24792 (sync_lock_test_and_set<mode>): Likewise.
24794 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24796 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24797 (true_regnum): Likewise.
24799 * rtlanal.c (subreg_info): Moved to ...
24800 * rtl.h (subreg_info): Here. New.
24801 (subreg_get_info): New.
24803 * rtlanal.c (subreg_get_info): Make it extern.
24805 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24808 * config/i386/i386.c (ix86_abi): New.
24809 (override_options): Handle -mabi=.
24810 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
24811 (ix86_call_abi_override): Likewise.
24812 (init_cumulative_args): Likewise.
24813 (function_arg_advance): Likewise.
24814 (function_arg_64): Likewise.
24815 (function_arg): Likewise.
24816 (ix86_pass_by_reference): Likewise.
24817 (ix86_function_value_regno_p): Likewise.
24818 (ix86_build_builtin_va_list_abi): Likewise.
24819 (setup_incoming_varargs_64): Likewise.
24820 (is_va_list_char_pointer): Likewise.
24821 (ix86_init_machine_status): Likewise.
24822 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
24823 (ix86_function_type_abi): Return enum calling_abi. Rewrite
24824 for 64bit. Replace DEFAULT_ABI with ix86_abi.
24825 (ix86_function_abi): Make it static and return enum calling_abi.
24826 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
24828 (ix86_fn_abi_va_list): Updated.
24830 * config/i386/i386.h (ix86_abi): New.
24831 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
24832 (CONDITIONAL_REGISTER_USAGE): Likewise.
24833 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
24834 (machine_function): Likewise.
24836 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
24838 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
24839 (STACK_BOUNDARY): Likewise.
24840 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
24842 * config/i386/i386.opt (mabi=): New.
24844 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
24845 return enum calling_abi.
24846 (ix86_function_type_abi): Likewise.
24847 (ix86_function_abi): Removed.
24849 * doc/invoke.texi: Document -mabi= option for x86.
24851 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24853 * builtins.c (real_dconstp): Delete.
24854 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
24856 2009-03-27 Dodji Seketeli <dodji@redhat.com>
24857 Jakub Jelinek <jakub@redhat.com>
24860 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
24861 (gen_subprogram_die): When a function is explicit, generate the
24862 DW_AT_explicit attribute.
24863 * langhooks.h (struct lang_hooks_for_decls): Add
24864 function_decl_explicit_p langhook.
24865 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
24866 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
24868 2009-03-27 Jakub Jelinek <jakub@redhat.com>
24870 * builtins.c (fold_builtin_memory_op): Optimize memmove
24871 into memcpy if we can prove source and destination don't overlap.
24873 * tree-inline.c: Include gt-tree-inline.h.
24874 (clone_fn_id_num): New variable.
24875 (clone_function_name): New function.
24876 (tree_function_versioning): Use it.
24877 * Makefile.in (GTFILES): Add tree-inline.c.
24879 2009-03-27 Mark Mitchell <mark@codesourcery.com>
24881 * BASE-VER: Change to 4.5.0.
24883 2009-03-27 Xinliang David Li <davidxl@google.com>
24885 PR tree-optimization/39557
24886 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
24888 2009-03-27 Xinliang David Li <davidxl@google.com>
24890 PR tree-optimization/39548
24891 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
24894 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24896 * c-common.c (pointer_int_sum): Use %wd on return from
24899 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24901 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
24902 on return from tree_low_cst.
24904 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
24907 * ginclude/stdarg.h (va_copy): Define also for
24908 __GXX_EXPERIMENTAL_CXX0X__.
24910 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24913 * builtins.h (c_strlen): Do not warn here.
24914 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24915 * c-common.c (pointer_int_sum): Take an explicit location.
24916 Warn about offsets out of bounds.
24917 * c-common.h (pointer_int_sum): Adjust declaration.
24919 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24921 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
24924 2009-03-26 Jakub Jelinek <jakub@redhat.com>
24927 * opts.c (warn_if_disallowed_function_p): Don't assume
24928 get_callee_fndecl must return non-NULL.
24930 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
24932 PR rtl-optimization/39522
24933 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
24934 when reg_reloaded_valid is set.
24936 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24938 * config/spu/divv2df3.c: New file.
24939 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
24940 (DPBIT_FUNCS): Filter out _div_df.
24942 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
24944 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
24945 a jump insn, count that jump in the distance to the loop start.
24947 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
24950 * config/sh/sh.c (calc_live_regs): Fix condition for global
24951 registers except PIC_OFFSET_TABLE_REGNUM.
24953 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
24956 * doc/invoke.texi (-mconsole): New.
24958 (-mno-cygwin): New.
24960 (-mnop-fun-dllimport): New.
24964 (sub section "i386 and x86-64 Windows Options"): New.
24966 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
24968 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
24969 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
24971 2009-03-25 Richard Guenther <rguenther@suse.de>
24973 PR middle-end/39497
24974 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
24977 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
24979 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
24980 neither of haifa/selective schedulers are working.
24982 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24984 * doc/invoke.texi (Debugging Options): Fix description of
24985 -fno-merge-debug-strings.
24987 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
24989 * config/cris/libgcc.ver: New version-script.
24990 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
24992 * configure.ac <GAS features, nop mnemonic>: Add pattern
24993 crisv32-*-* for "nop".
24994 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
24995 * configure: Regenerate.
24997 2009-03-24 Ira Rosen <irar@il.ibm.com>
24999 PR tree-optimization/39529
25000 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25001 mark_sym_for_renaming for the tag copied to the new vector
25004 2009-03-24 Arthur Loiret <aloiret@debian.org>
25006 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25007 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25008 EXTRA_SPEC_FUNCTIONS.
25009 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25010 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25011 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25012 -march and -mtune options.
25014 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25016 * config/m68k/t-rtems: Add m5329 multilib.
25018 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25019 Jakub Jelinek <jakub@redhat.com>
25022 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25025 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25028 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25029 instead of c_parser_expression_conv, if original_code isn't one of the
25030 4 allowed comparison codes, fail.
25032 2009-03-23 Richard Guenther <rguenther@suse.de>
25034 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25035 * tree.h (struct tree_type): Likewise.
25036 * reload.h (struct insn_chain): Likewise.
25037 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25038 * function.h (struct function): Likewise.
25039 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25041 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25043 PR tree-optimization/39516
25044 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25046 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25048 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25049 should be set true if BITS_PER_WORD of target is bigger than 32
25051 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25053 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25054 Translate -B-options to -rpath-link. Correct existing
25055 rpath-link and conditionalize on !nostdlib.
25057 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25059 * doc/extend.texi (Function Attributes, Variable Attributes):
25061 * doc/invoke.texi (Debugging Options, Optimize Options)
25062 (i386 and x86-64 Options, MCore Options): Likewise.
25064 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25067 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25068 it for block local namespace aliases.
25069 (gen_decl_die): Pass context_die to gen_namespace_die.
25071 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25074 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25075 minimum or maximum value.
25077 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25079 * reginfo.c (globalize_reg): Recompute derived reg sets.
25081 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25084 * libgcc2.c (mprotect): Do not use signed arguments for
25085 VirtualProtect, use DWORD arguments. Also fix the 'may
25086 be used uninitialized' warning for the np variable.
25088 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25091 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25092 functions using regparm calling conventions when not optimizing.
25093 (ix86_function_sseregparm): Similarly for sseregparm calling
25096 2009-03-19 Li Feng <nemokingdom@gmail.com>
25098 PR middle-end/39500
25099 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25100 dependence if the first conflict is after niter iterations.
25102 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25104 PR middle-end/38609
25105 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25106 functions with dynamic stack-pointer adjustments.
25108 2009-03-19 Ben Elliston <bje@au.ibm.com>
25110 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25111 option; change to -msdata=data.
25113 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25115 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25118 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25121 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25123 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25125 * doc/invoke.texi (Code Gen Options): Expand discussion of
25128 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25130 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25131 * matrix-reorg.c (struct matrix_info): Likewise.
25132 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25133 * rtl.h (struct mem_attrs): Likewise.
25134 * df.h (struct df): Likewise.
25135 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25136 * ira-int.h (struct ira_allocno): Likewise.
25137 * df-scan.c (struct df_collection_rec): Likewise.
25138 * ira.c (struct equivalence): Likewise.
25139 * function.c (struct temp_slot): Likewise.
25140 * cfgloop.h (struct loop): Likewise.
25143 * function.c (use_register_for_decl): When not optimizing, disregard
25144 register keyword for variables with types containing methods.
25146 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25148 PR middle-end/39447
25149 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25150 (is_simple_operand): Call contains_component_ref_p before calling data
25151 reference analysis that would fail on COMPONENT_REFs.
25153 * tree-vrp.c (search_for_addr_array): Fix formatting.
25155 2009-03-18 Richard Guenther <rguenther@suse.de>
25157 * tree-vect-transform.c (vect_loop_versioning): Fold the
25158 generated comparisons.
25159 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25160 (slpeel_tree_peel_loop_to_edge): Likewise.
25162 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25164 PR middle-end/37805
25165 * opts.c (print_specific_help): In addition to `undocumented',
25166 accept `separate' and `joined' flags if passed alone. Describe
25167 output by the first matched one of those.
25168 (common_handle_option): Skip over empty strings.
25169 * gcc.c (display_help): Fix help string for `--help='.
25170 * doc/invoke.texi (Option Summary, Overall Options): With
25171 `--help=', classes and qualifiers can both be repeated, but
25172 only the latter can be negated. One should not pass only
25173 negated qualifiers. Fix markup and examples.
25176 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25177 PR middle-end/37805
25178 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25179 and -fhelp=separate.
25181 2009-03-17 Jing Yu <jingyu@google.com>
25183 PR middle-end/39378
25184 * function.h (struct rtl_data): Move is_thunk from here...
25185 (struct function): ...to here.
25186 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25187 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25189 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25191 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25192 (alpha_output_function_end_prologue): Likewise.
25193 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25194 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25195 (rs6000_output_function_epilogue): Likewise.
25196 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25198 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25201 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25202 from different units in a single alternative.
25203 (*truncdfsf_i387): Ditto.
25204 (*truncxfsf2_mixed): Ditto.
25205 (*truncxfdf2_mixed): Ditto.
25207 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25209 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25210 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25213 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25214 unused non-artificial variables when not optimizing.
25217 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25218 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25219 NAMESPACE_DECL in its DECL_INITIAL.
25221 PR middle-end/39443
25222 * optabs.c (set_user_assembler_libfunc): New function.
25223 * expr.h (set_user_assembler_libfunc): New prototype.
25224 * c-common.c: Include libfuncs.h.
25225 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25226 for memcmp, memset, memcpy, memmove and abort.
25227 * Makefile.in (c-common.o): Depend on libfuncs.h.
25230 * dwarf2out.c (gen_inlined_enumeration_type_die,
25231 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25232 gen_tagged_type_instantiation_die): Removed.
25233 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25236 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25239 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25241 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25242 (check-parallel-%): Ditto.
25243 (check-consistency): Ditto.
25245 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25247 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25248 local variable rhs by NULL_TREE.
25250 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25253 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25255 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25258 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25260 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25263 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25264 for ms->sysv ABI calls only in 64bit mode.
25266 * config/i386/i386.md (untyped_call): Support 32bit.
25268 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25270 * doc/extend.texi: Replace x86_65 with x86_64.
25272 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25274 PR tree-optimization/39455
25275 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25276 mismatches for POINTER_TYPE_P (type).
25277 (number_of_iterations_le): Likewise.
25279 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25281 * config/picochip/picochip.c: Removed profiling support.
25282 * config/picochip/picochip.md: Removed profiling instruction.
25283 * config/picochip/picochip.h: Removed profiling builtin.
25285 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25287 * doc/install.texi (--with-host-libstdcxx): Document.
25289 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25292 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25293 generate a warning if the function name does not begin with
25294 "__vector" and the function has either the 'signal' or 'interrupt'
25295 attribute, from here to ...
25296 (avr_declare_function_name): ...here. New function.
25297 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25298 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25300 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25303 * cse.c (fold_rtx): Don't modify original const_arg1 when
25304 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25305 separate variable instead.
25306 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25307 from out of range shift counts.
25308 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25310 2009-03-13 Catherine Moore <clm@codesourcery.com>
25312 * config/i386/x-mingw32 (host-mingw32.o): Replace
25313 diagnostic.h with $(DIAGNOSTIC_H).
25315 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25318 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25320 * config/i386/sync.md (sync_compare_and_swap<mode>,
25321 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25322 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25324 (sync_double_compare_and_swapdi_pic,
25325 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25326 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25328 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25331 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25333 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25336 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25337 (avx_addsubv4df3): Likewise.
25338 (*avx_addsubv4sf3): Likewise.
25339 (sse3_addsubv4sf3): Likewise.
25341 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25344 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25346 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25349 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25350 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25351 registers for allocnos created from user-defined variables.
25353 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25356 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25357 of non-integer mode as well.
25359 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25361 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25362 for functions for which the parameter types are unknown.
25364 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25367 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25368 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25369 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25370 * config/i386/i386.c (ix86_local_alignment): For
25371 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25372 long long variables on the stack to avoid dynamic realignment.
25373 Allow the first argument to be a decl rather than type.
25374 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25376 2009-03-11 Nick Clifton <nickc@redhat.com>
25379 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25381 Add description to mno-lsim option.
25382 * config/mcore/mcore.h: Remove comment about deprecated m4align
25384 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25385 * doc/invoke.texi: Add description of mno-lsim and
25386 mstack-increment options.
25388 * config/fr30/fr30.opt: Document the -mno-lsim option.
25389 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25390 and -mno-lsim options.
25392 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25394 * fold-const.c (fold_comparison): Only call fold_inf_compare
25395 if the mode supports infinities.
25397 2009-03-11 Jason Merrill <jason@redhat.com>
25400 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25401 end already did. Notice GIMPLE_CALL modifications of the result.
25402 Don't copy debug information from an ignored decl or a decl from
25405 2009-03-10 Richard Guenther <rguenther@suse.de>
25406 Nathan Froyd <froydnj@codesourcery.com>
25408 PR middle-end/37850
25409 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25410 (__divMODE3): Likewise.
25412 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25414 PR tree-optimization/39394
25415 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25416 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25418 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25420 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25421 inline asms for register asm ("") declarations.
25423 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25425 * fold-const.c (fold_unary): Fix comment.
25427 2009-03-07 Jan Hubicka <jh@suse.cz>
25430 * tree-inline.c (setup_one_parameter): Do replacement of const
25431 argument by constant in SSA form.
25433 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25435 PR middle-end/38028
25436 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25437 determine alignment passed to assign_stack_local.
25438 (assign_parms_unsplit_complex): Likewise.
25439 * except.c (sjlj_build_landing_pads): Likewise.
25441 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25443 PR middle-end/39360
25444 * tree-flow.h (add_referenced_var): Return bool instead of void.
25445 * tree-dfa.c (add_referenced_var): Return result of
25446 referenced_var_check_and_insert call.
25447 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25448 of referenced_var_check_and_insert.
25451 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25452 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25453 DIE, don't emit it if abstract origin already has it.
25454 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25455 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25457 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25459 * genpreds.c (needs_variable): Fix parentheses at variable name
25461 (write_tm_constrs_h): Indent generated code.
25463 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25465 * doc/extend.texi (Function Attributes): Add documentation
25466 for isr attributes.
25468 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25471 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25472 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25474 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25476 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25479 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25482 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25483 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25485 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25487 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25488 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25489 constants instead of magic numbers.
25490 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25492 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25493 (x86_64_ms_abi_int_parameter_registers): Ditto.
25494 (x86_64_int_return_registers): Ditto.
25495 (ix86_maybe_switch_abi): Ditto.
25496 (ix86_expand_call): Ditto for clobbered_registers array.
25497 (ix86_hard_regno_mode_ok): Ditto.
25498 (x86_extended_QIreg_mentioned_p): Ditto.
25500 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25502 PR tree-optimization/39349
25503 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25505 * combine.c (gen_lowpart_for_combine): Use omode when generating
25508 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25510 PR rtl-optimization/39235
25511 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25513 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25515 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25517 2009-03-04 Richard Guenther <rguenther@suse.de>
25519 PR tree-optimization/39362
25520 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25521 that occur in abnormal PHIs should be varying.
25523 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25525 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25527 (simple_iv): Take loop as an argument instead of statement.
25528 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25529 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25531 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25533 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25534 * matrix-reorg.c (analyze_transpose): Ditto.
25535 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25536 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25537 * tree-predcom.c (ref_at_iteration): Ditto.
25538 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25540 2009-03-04 Richard Guenther <rguenther@suse.de>
25542 PR tree-optimization/39358
25543 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25544 escaped_id and callused_id.
25545 (solve_graph): Likewise.
25547 2009-03-04 Richard Guenther <rguenther@suse.de>
25549 PR tree-optimization/39339
25550 * tree-sra.c (try_instantiate_multiple_fields): Make it
25551 no longer ICE on the above.
25553 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25555 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25556 that fits within Pmode.
25558 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25560 PR middle-end/10109
25561 * tm.texi (LIBCALL_VALUE): Update description.
25563 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25565 PR middle-end/34443
25566 * doc/extend.texi (section): Update description.
25568 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25570 PR middle-end/39345
25571 * tree-inline.c (remapped_type): New.
25572 (can_be_nonlocal): Call remapped_type instead of remap_type.
25574 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25577 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25578 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25580 2009-03-03 Richard Guenther <rguenther@suse.de>
25582 PR middle-end/39272
25583 * tree.c (tree_nonartificial_location): New function.
25584 * tree.h (tree_nonartificial_location): Declare.
25585 * builtins.c (expand_builtin_memory_chk): Provide location
25586 of the call location for artificial function pieces.
25587 (maybe_emit_chk_warning): Likewise.
25588 (maybe_emit_sprintf_chk_warning): Likewise.
25589 (maybe_emit_free_warning): Likewise.
25590 * expr.c (expand_expr_real_1): Likewise.
25592 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25594 PR tree-optimization/39343
25595 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25596 COMPONENT_REF t has ARRAY_TYPE.
25598 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25600 PR middle-end/39335
25601 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25602 when the type precision of the induction variable should be
25603 larger than the type precision of nit.
25604 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25605 * graphite.c (graphite_loop_normal_form): Same.
25606 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25608 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25610 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25611 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25612 numbers to describe clobbered registers.
25613 (*call_value_0_rex64_ms_sysv): Ditto.
25614 * config/i386/mmx.md (mmx_emms): Ditto.
25615 (mmx_femms): Ditto.
25617 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25619 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25622 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25624 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25625 (spu_section_type_flags): New function.
25627 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25629 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25630 reg_class_contents of FLOAT_REGS into a temporary.
25632 2009-03-02 Richard Guenther <rguenther@suse.de>
25633 Ira Rosen <irar@il.ibm.com>
25635 PR tree-optimization/39318
25636 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25637 information to the vectorized statement.
25639 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25641 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25642 variable. Use defined names instead of magic constants for REX SSE
25645 2009-03-01 Richard Guenther <rguenther@suse.de>
25647 PR tree-optimization/39331
25648 * omp-low.c (lower_send_shared_vars): Do not receive new
25649 values for the reference of DECL_BY_REFERENCE parms or results.
25651 2009-03-01 Jan Hubicka <jh@suse.cz>
25654 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25655 BLOCK_NONLOCALIZED_VAR): New macros.
25656 (tree_block): Add nonlocalized_vars.
25657 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25658 gen_decl_die): Add origin argument. Allow generation of die with
25659 origin at hand only.
25660 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25661 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25663 (gen_block_die): Fix checking for unused blocks.
25664 (process_scope_var): Break out from .... ; work with origins only.
25665 (decls_for_scope) ... here; process nonlocalized list.
25666 (dwarf2out_ignore_block): Look for nonlocalized vars.
25667 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25669 (dump_scope_block): Dump them.
25670 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25671 (remap_block): Likewise.
25672 (can_be_nonlocal): New predicate.
25673 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25675 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25677 * configure: Regenerate.
25679 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25681 * optc-gen.awk: No need to duplicate option flags twice.
25682 Reuse help texts for duplicate options which do not have any.
25684 * gcc.c (display_help): Document --version.
25686 * gcc.c (main): If print_help_list and verbose_flag, ensure
25687 driver output comes before subprocess output.
25689 * optc-gen.awk: Assign all remaining fields to help string,
25690 space-separated, for multi-line help in *.opt.
25692 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25693 -Wno-pedantic-ms-format is for MinGW targets only.
25695 * doc/options.texi (Option file format): Fix bad indentation,
25696 restoring dropped sentence.
25698 2009-02-28 Jan Hubicka <jh@suse.cz>
25700 * tree-inline.c (tree_function_versioning): Output debug info.
25702 2009-02-28 Jan Hubicka <jh@suse.cz>
25705 * tree-inline.c (setup_one_parameter): Do not copy propagate
25706 arguments when not optimizing.
25708 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25711 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25712 (avx_addsubv4df3): Likewise.
25713 (*avx_addsubv4sf3): Likewise.
25714 (sse3_addsubv4sf3): Likewise.
25715 (*avx_addsubv2df3): Likewise.
25716 (sse3_addsubv2df3): Likewise.
25717 (avx_unpckhps256): Correct item selectors.
25718 (avx_unpcklps256): Likewise.
25719 (avx_unpckhpd256): Likewise.
25720 (avx_unpcklpd256): Likewise.
25722 2009-02-28 Jan Hubicka <jh@suse.cz>
25724 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25726 (copy_arguments_for_versioning): If var is declared don't declare it.
25727 (tree_function_versioning): First setup substitutions and then copy
25730 2009-02-27 Jan Hubicka <jh@suse.cz>
25733 * cgraph.h (varpool_output_debug_info): Remove.
25734 * cgraphunit.c (varpool_output_debug_info): Remove.
25735 * dwarf2out.c (deferred_locations_struct): New struct
25736 (deferred_locations): New type.
25737 (deferred_locations_list): New static var.
25738 (deffer_location): New function.
25739 (gen_variable_die): Use it.
25740 (decls_for_scope): Output info on local static vars.
25741 (dwarf2out_finish): Process deferred locations.
25742 * varpool.c (varpool_output_debug_info): Remove.
25744 2009-02-27 Jan Hubicka <jh@suse.cz>
25747 * tree.h (TREE_PROTECTED): Fix comment.
25748 (BLOCK_HANDLER_BLOCK): Remove.
25749 (struct tree_block): Remove handler_block add body_block.
25750 (inlined_function_outer_scope_p): New.
25751 (is_body_block): Remove.
25752 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25753 * dwarf2out.c (is_inlined_entry_point): Remove.
25754 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25755 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25757 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25758 * gimplify.c (gimplify_expr): Gimplify body blocks.
25759 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25760 block with multiple subblocks.
25761 (dump_scope_block): Prettier output; dump more flags and info.
25762 (dump_scope_blocks): New.
25763 (remove_unused_locals): Use dump_scope_blocks.
25764 * tree-flow.h (dump_scope_blocks): Declare.
25765 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25766 * stmt.c (is_body_block): Remove.
25767 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25768 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25770 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25772 PR middle-end/39308
25773 * graphite.c (graphite_loop_normal_form): Do not call
25774 number_of_iterations_exit from a gcc_assert.
25776 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25778 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25779 jumps if COND is NULL.
25780 (find_cond_jump): New function.
25781 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25782 * config/s390/s390.md: Remove z10_cobra attribute value.
25784 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25786 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25787 force_const_mem returns NULL_RTX.
25789 2009-02-26 Jan Hubicka <jh@suse.cz>
25792 * cgraph.h (varpool_output_debug_info): Remove.
25793 * cgraphunit.c (varpool_output_debug_info): Remove.
25794 * dwarf2out.c (deferred_locations_struct): New struct
25795 (deferred_locations): New type.
25796 (deferred_locations_list): New static var.
25797 (deffer_location): New function.
25798 (gen_variable_die): Use it.
25799 (decls_for_scope): Output info on local static vars.
25800 (dwarf2out_finish): Process deferred locations.
25801 * varpool.c (varpool_output_debug_info): Remove.
25803 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25805 PR rtl-optimization/39241
25806 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
25807 to subreg_offset_representable_p.
25809 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25811 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
25812 execute function prototype. Get f and nregs from max_reg_num
25813 and get_insns. Remove the first backward pass as it's dead,
25814 guard the forward pass by flag_expensive_optimizations.
25815 (rest_of_handle_regmove): Delete.
25816 (pass_regmove): Replace it with regmove_optimize.
25818 2009-02-25 Martin Jambor <mjambor@suse.cz>
25820 PR tree-optimization/39259
25821 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
25822 calls_alloca function flags.
25823 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
25824 calls are detected.
25826 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
25828 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
25829 flags_set_1_rtx, flags_set_1_set): Delete.
25830 (regmove_optimize): Do not call mark_flags_life_zones.
25832 2009-02-24 Julian Brown <julian@codesourcery.com>
25835 * config/arm/arm.c (require_pic_register): Only set
25836 cfun->machine->pic_reg once per function.
25838 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
25840 * doc/invoke.texi (Link Options): Document an easier way to pass
25841 options that take arguments to the GNU linker using -Xlinker and -Wl.
25843 2009-02-24 Steve Ellcey <sje@cup.hp.com>
25846 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
25848 2009-02-24 Richard Guenther <rguenther@suse.de>
25851 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
25853 2009-02-24 Richard Guenther <rguenther@suse.de>
25854 Zdenek Dvorak <ook@ucw.cz>
25856 PR tree-optimization/39233
25857 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
25858 from converting them to a generic type.
25860 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
25862 PR tree-optimization/39260
25863 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
25864 contains a condition with a real type.
25865 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
25867 2009-02-23 Jason Merrill <jason@redhat.com>
25870 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
25871 narrowing_initializer_constant_valid_p.
25872 (narrowing_initializer_constant_valid_p): Don't return
25873 null_pointer_node for adding a pointer to itself.
25875 2009-02-23 Jan Hubicka <jh@suse.cz>
25878 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
25881 2009-02-23 Jan Hubicka <jh@suse.cz>
25883 PR tree-optimization/37709
25884 * tree.c (block_ultimate_origin): Move here from dwarf2out.
25885 * tree.h (block_ultimate_origin): Declare.
25886 * dwarf2out.c (block_ultimate_origin): Move to tree.c
25887 * tree-ssa-live.c (remove_unused_scope_block_p):
25888 Eliminate blocks containig no instructions nor live variables nor
25890 (dump_scope_block): New function.
25891 (remove_unused_locals): Enable removal of dead blocks by default;
25892 enable dumping at TDF_DETAILS.
25894 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25896 * config/i386/i386.c (classify_argument): Don't allow COImode
25898 (function_arg_advance_32): Don't allow OImode.
25899 (function_arg_32): Likewise.
25900 (function_value_32): Likewise.
25901 (return_in_memory_32): Likewise.
25902 (function_arg_64): Remove OImode comment.
25904 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25907 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
25908 ix86_expand_vector_set for V4DImode in 64bit mode only.
25909 (ix86_expand_vector_init_one_var): Likewise.
25911 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
25913 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
25915 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25918 * loop-iv.c: Revert last change.
25919 * emit-rtl.c: Likewise.
25921 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
25924 * config/i386/i386.c (type_natural_mode): Remove an extra
25925 space in the warning message.
25926 (function_value_32): Handle 32-byte vector modes.
25927 (return_in_memory_32): Likewise.
25929 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
25931 * loop-iv.c (truncate_value): New function.
25932 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
25934 (lowpart_subreg): Move to...
25935 * emit-rtl.c: ...here.
25937 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
25939 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
25940 accidental and undocumented change at revision 140860.
25942 2009-02-21 Joseph Myers <joseph@codesourcery.com>
25944 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
25945 take gimple_seq * arguments.
25946 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
25947 types_compatible_p langhook.
25949 2009-02-20 Mark Mitchell <mark@codesourcery.com>
25950 Joseph Myers <joseph@codesourcery.com>
25952 * config/arm/arm.c (arm_builtin_va_list): New function.
25953 (arm_expand_builtin_va_start): Likewise.
25954 (arm_gimplify_va_arg_expr): Likewise.
25955 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
25956 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
25957 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
25958 (va_list_type): New variable.
25959 (arm_mangle_type): Mangle va_list_type appropriately.
25961 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25963 PR middle-end/39157
25964 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
25965 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
25966 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
25967 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
25968 parameter to 1000 for -O1 by default.
25969 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
25971 * loop-invariant.c: Include params.h.
25972 (move_loop_invariants): Don't call move_single_loop_invariants on
25975 2009-02-20 Jaka Mocnik <jaka@xlab.si>
25977 * calls.c (emit_library_call_value_1): Use slot_offset instead of
25978 offset when calculating bounds for indexing stack_usage_map. Fixes
25979 a buffer overflow with certain target setups.
25981 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25984 * calls.c (expand_call): Clear try_tail_call if caller and callee
25985 disagree in promotion of function return value.
25987 2009-02-19 Jakub Jelinek <jakub@redhat.com>
25990 * c-common.c (c_determine_visibility): If visibility changed and
25991 DECL_RTL has been already set, call make_decl_rtl to update symbol
25994 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
25997 * varasm.c (assemble_variable): Don't check DECL_NAME when
25998 globalizing a variable.
26000 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26003 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26004 expression before any __builtin_trap call.
26005 * c-typeck.c (build_function_call): Convert and check function
26006 arguments before generating a call to a trap. Evaluate the
26007 function arguments before the trap.
26009 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26012 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26013 (UNSPEC_FXAM_MEM): New unspec.
26014 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26015 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26016 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26018 2009-02-19 Richard Guenther <rguenther@suse.de>
26020 PR tree-optimization/39207
26021 PR tree-optimization/39074
26022 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26023 storedanything_tree): New.
26024 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26025 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26026 (build_succ_graph): Add edges from STOREDANYTHING to all
26028 (init_base_vars): Initialize STOREDANYTHING.
26029 (compute_points_to_sets): Free substitution info after
26030 building the succ graph.
26031 (ipa_pta_execute): Likewise.
26033 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26035 (do_ds_constraint): Do not add to special var or non-pointer
26037 (type_could_have_pointers): Split out from ...
26038 (could_have_pointers): ... here. For arrays use the element type.
26039 (create_variable_info_for): Initialize may_have_pointers.
26040 (new_var_info): Likewise.
26041 (handle_lhs_call): Make the HEAP variable unknown-sized.
26042 (intra_create_variable_infos): Use a type with pointers for
26043 PARM_NOALIAS, make it unknown-sized.
26045 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26048 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26050 2009-02-18 Jason Merrill <jason@redhat.com>
26053 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26054 value if DECL_EXTERNAL.
26055 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26056 * target.h (gcc_target::binds_local_p): Clarify "module".
26057 * tree.h (TREE_PUBLIC): Clarify "module".
26059 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26062 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26063 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26065 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26068 * c.opt (Wabi): Support C and ObjC.
26071 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26073 * config/i386/i386.c (classify_argument): Warn once about the ABI
26074 change when passing union with long double.
26076 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26078 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26081 * c-parser.c (c_parser_compound_statement): Always enter and leave
26084 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26087 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26089 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26091 PR tree-optimization/36922
26092 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26093 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26096 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26098 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26101 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26103 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26105 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26107 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26110 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26111 Richard Sandiford <rdsandiford@googlemail.com>
26113 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26114 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26115 (loongson_biadd): ...this.
26117 2009-02-17 Richard Guenther <rguenther@suse.de>
26119 PR tree-optimization/39202
26120 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26121 a var make sure to follow existing collapses.
26123 2009-02-17 Richard Guenther <rguenther@suse.de>
26125 PR middle-end/39214
26126 * langhooks.c (lhd_print_error_function): Check for NULL block.
26128 2009-02-17 Richard Guenther <rguenther@suse.de>
26130 PR tree-optimization/39204
26131 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26134 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26136 * config/soft-fp/double.h: Update from glibc CVS.
26138 2009-02-17 Richard Guenther <rguenther@suse.de>
26140 PR tree-optimization/39207
26141 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26142 strict-aliasing warnings for pointers pointing to NULL.
26144 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26147 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26148 skipping until next close brace.
26150 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26153 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26154 to function argument boundary.
26156 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26158 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26159 in the lea_add. Reload eventually constraints it properly.
26160 * config/picochip/constraints.md: Remove the target constraint
26161 "b", since it is not needed anymore.
26163 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26165 * gthr-dce.h: Uglify function parameter and local variable names.
26166 * gthr-gnat.h: Likewise.
26167 * gthr-mipssde.h: Likewise.
26168 * gthr-nks.h: Likewise.
26169 * gthr-posix95.h: Likewise.
26170 * gthr-posix.h: Likewise.
26171 * gthr-rtems.h: Likewise.
26172 * gthr-single.h: Likewise.
26173 * gthr-solaris.h: Likewise.
26174 * gthr-tpf.h: Likewise.
26175 * gthr-vxworks.h: Likewise.
26176 * gthr-win32.h: Likewise.
26178 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26181 * config/i386/i386.md: Restrict the new peephole2 to move
26182 between MMX/SSE registers.
26184 2009-02-15 Richard Guenther <rguenther@suse.de>
26187 2009-02-13 Richard Guenther <rguenther@suse.de>
26189 * configure.ac: Enable LFS.
26190 * configure: Re-generate.
26191 * config.in: Likewise.
26193 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26195 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26196 spu_srqwbyte, spu_srqwbytebc): Define.
26197 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26198 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26199 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26200 "shrqby_<mode>"): New insn-and-split patterns.
26201 * config/spu/spu.c (expand_builtin_args): Determine and return
26202 number of operands using spu_builtin_description data.
26203 (spu_expand_builtin_1): Use it.
26205 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26208 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26211 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26214 * config/i386/i386.c (override_options): Correct warning
26215 messages for -malign-loops, -malign-jumps and -malign-functions.
26217 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26220 * config/i386/i386.md: Restrict the new peephole2 to move
26221 between the general purpose registers.
26223 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26226 * config/i386/i386.c (type_natural_mode): Add a new argument.
26227 Return the original mode and warn ABI change if vector size is 32byte.
26228 (function_arg_advance): Updated.
26229 (function_arg): Likewise.
26230 (ix86_function_value): Likewise.
26231 (ix86_return_in_memory): Likewise.
26232 (ix86_sol10_return_in_memory): Likewise.
26233 (ix86_gimplify_va_arg): Likewise.
26234 (function_arg_32): Don't warn ABX ABI change here.
26235 (function_arg_64): Likewise.
26237 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26239 * loop-iv.c (implies_p): In the final case, test that operands 0
26240 of the two comparisons match.
26242 * config/bfin/bfin.c (find_prev_insn_start): New function.
26243 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26244 (find_next_insn_start): Move.
26246 2009-02-13 Richard Guenther <rguenther@suse.de>
26248 * configure.ac: Enable LFS.
26249 * configure: Re-generate.
26250 * config.in: Likewise.
26252 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26255 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26256 sizes on syntax error after some arguments have been parsed.
26258 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26260 * doc/invoke.texi (-fira): Remove.
26262 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26264 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26265 * recog.c: Likewise.
26268 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26270 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26271 (umul_ppmm): Likewise.
26272 (count_leading_zeros): Likewise.
26273 (count_trailing_zeros): Likewise.
26274 (UMUL_TIME): Likewise.
26276 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26278 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26279 soft-fp/t-softfp to tmake_file.
26281 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26282 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26283 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26284 IA64_BUILTIN_INFQ]: New.
26285 (ia64_init_builtins): Initialize __builtin_infq,
26286 __builtin_fabsq and __builtin_copysignq if not HPUX.
26287 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26288 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26290 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26292 (__fixtfti): Likewise.
26293 (__fixunstfti): Likewise.
26294 (__floattitf): Likewise.
26296 * config/ia64/libgcc-glibc.ver: New.
26297 * config/ia64/t-fprules-softfp: Likewise.
26298 * config/ia64/sfp-machine.h: Likewise.
26300 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26301 (LIBGCC2_TF_CEXT): Likewise.
26302 (TF_SIZE): Likewise.
26303 (TARGET_INIT_LIBFUNCS): Likewise.
26305 * config/ia64/t-glibc (SHLINB_MAPFILES):
26306 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26308 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26310 * config/i386/i386.c (construct_container): Rewrite processing
26311 BLKmode with X86_64_SSE_CLASS.
26313 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26316 * config/i386/i386.md: Replace simplify_replace_rtx with
26317 replace_rtx in the new peephole2.
26319 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26321 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26322 loop unrolling do not happen at -O2.
26324 2009-02-12 Michael Matz <matz@suse.de>
26326 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26328 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26330 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26333 2009-02-12 Ben Elliston <bje@au.ibm.com>
26335 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26336 patterns when updating the back chain. Missed in the 2009-02-10
26339 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26341 * doc/extend.texi (Decimal Floating Types): Update identifier of
26342 draft TR and list of missing support.
26344 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26346 PR middle-end/39154
26347 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26348 bit to variable length decl's flags, add it also to its
26349 pointer replacement variable.
26351 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26352 Jakub Jelinek <jakub@redhat.com>
26355 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26356 (memory_blockage): New expander.
26357 (*memory_blockage): New insn pattern.
26358 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26359 instead of general blockage at the end of function prologue when
26360 frame pointer is used to access red zone area. Do not emit blockage
26361 when profiling, it is emitted in generic code.
26362 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26363 function epilogue when frame pointer is used to access red zone area.
26365 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26368 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26369 by arithmetic with memory operands.
26370 * config/i386/predicates.md (commutative_operator): New.
26372 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26374 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26377 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26379 * alias.h (record_alias_subset): Declare.
26380 * alias.c (record_alias_subset): Make global.
26382 2009-02-10 Nick Clifton <nickc@redhat.com>
26384 * tree-parloops.c: Change license to GPLv3.
26385 * ipa-struct-reorg.c: Change license to GPLv3.
26386 * ipa-struct-reorg.h: Change license to GPLv3.
26388 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26391 * c-decl.c (start_struct): Return NULL on error.
26393 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26395 PR middle-end/39124
26396 * cfgloopmanip.c (remove_path): Call remove_bbs after
26397 cancel_loop_tree, not before it.
26400 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26401 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26402 VAR_DECLs were seen.
26403 * tree-ssa-live.c (remove_unused_locals): Recompute
26404 cfun->has_local_explicit_reg_vars.
26405 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26406 copies or clearings if cfun->has_local_explicit_reg_vars.
26408 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26411 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26412 of function prologue when frame pointer is used to access
26415 2009-02-10 Richard Guenther <rguenther@suse.de>
26417 PR middle-end/39127
26418 * gimplify.c (gimple_regimplify_operands): Always look if
26419 we need to create a temporary.
26421 2009-02-10 Richard Guenther <rguenther@suse.de>
26423 PR tree-optimization/39132
26424 * tree-loop-distribution.c (todo): New global var.
26425 (generate_memset_zero): Trigger TODO_rebuild_alias.
26426 (tree_loop_distribution): Return todo.
26428 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26431 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26432 (x86_64_reg_class_name): Removed.
26433 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26434 first one isn't X86_64_SSE_CLASS or any other ones aren't
26435 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26436 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26437 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26438 and 3 X86_64_SSEUP_CLASS.
26439 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26440 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26442 2009-02-10 Ben Elliston <bje@au.ibm.com>
26444 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26445 form instruction to update the stack back chain word, even if the
26446 user has disabled the generation of update instructions.
26447 (movdi_<mode>_update_stack): New.
26448 (movsi_update_stack): Likewise.
26449 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26450 always use an update form instruction to update the stack back
26453 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26455 PR middle-end/38953
26456 * graphite.c (if_region_set_false_region): After moving a region in
26457 the false branch of a condition, remove the empty dummy basic block.
26458 (gloog): Remove wrong fix for PR38953.
26460 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26462 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26463 generation due to implicit sign extension.
26465 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26467 PR middle-end/38981
26468 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26469 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26471 2009-02-09 Richard Guenther <rguenther@suse.de>
26473 PR middle-end/35202
26474 * convert.c (convert_to_real): Disable (float)fn((double)x)
26475 to fnf(x) conversion if errno differences may occur and
26476 -fmath-errno is set.
26478 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26480 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26481 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26482 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26484 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26487 * c-common.c (handle_alias_attribute): Disallow attribute for
26488 anything not a FUNCTION_DECL or VAR_DECL.
26490 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26493 * real.c (do_compare): Special-case compare of zero against
26494 decimal float value.
26496 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26499 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26500 as indicating flexible array members unless the field itself is
26501 being declarared as the incomplete array.
26503 2009-02-06 Jan Hubicka <jh@suse.cz>
26505 PR tree-optimization/38844
26506 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26507 is already inlined.
26509 2009-02-06 Richard Guenther <rguenther@suse.de>
26511 PR middle-end/38977
26512 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26513 fork because we may expand it as __gcov_fork.
26515 2009-02-06 Nick Clifton <nickc@redhat.com>
26517 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26519 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26521 PR tree-optimization/35659
26522 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26523 vn_phi_eq): Shortcut if hashcode does not match.
26524 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26526 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26527 and avoid iterative_hash_expr.
26528 (FOR_EACH_VALUE_ID_IN_SET): New.
26529 (value_id_compare): Remove.
26530 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26531 sort expressions by value id.
26533 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26536 * config/sh/predicates.md (general_movsrc_operand): Don't check
26537 the subreg of system registers here.
26539 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26542 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26543 on the copied decl.
26545 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26547 PR rtl-optimization/39110
26548 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26549 addresses, not aligned ones.
26551 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26552 Richard Guenther <rguenther@suse.de>
26554 PR tree-optimization/39100
26555 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26556 comment says and add edges.
26558 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26561 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26562 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26564 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26566 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26567 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26568 register_bb_in_sese, new_sese, free_sese): Moved.
26569 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26570 outermost_loop_in_scop, build_scop_iteration_domain,
26571 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26572 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26573 Use loop_in_sese_p instead of loop_in_scop_p.
26574 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26575 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26576 (scopdet_basic_block_info): Fix bug in scop detection.
26577 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26578 eq_loop_to_cloog_loop): Remove.
26579 (nb_loops_around_loop_in_scop, nb_loop
26580 ref_nb_loops): Moved here...
26581 * graphite.h (ref_nb_loops): ... from here.
26582 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26583 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26584 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26586 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26587 Hans-Peter Nilsson <hp@axis.com>
26589 PR rtl-optimization/37889
26590 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26591 Move offset handling from PLUS to before the switch. Use new
26592 arguments when considering SYMBOL_REFs too.
26593 (rtx_addr_can_trap_p): Pass dummy offset and size.
26594 (enum may_trap_p_flags): Remove.
26595 (may_trap_p_1): Pass size from MEM_SIZE.
26597 PR rtl-optimization/38921
26598 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26599 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26600 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26601 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26603 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26605 AVX Programming Reference (January, 2009)
26606 * config/i386/sse.md (*vpclmulqdq): New.
26608 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26610 PR tree-optimization/38977
26611 PR gcov-profile/38292
26612 * calls.c (special_function_p): Disregard __builtin_ prefix.
26614 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26616 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26617 non-indexable addresses even before reload.
26619 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26622 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26623 as having variable size. Do not give an error for unnamed
26624 parameters with [*] declarators. Give a warning for type names
26625 with [*] declarators and mark them as variable size.
26626 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26627 for sizeof applied to [*] type names.
26629 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26632 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26634 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26636 * gcc.c (process_command): Update copyright notice dates.
26637 * gcov.c (print_version): Likewise.
26638 * gcov-dump.c (print_version): Likewise.
26639 * mips-tfile.c (main): Likewise.
26640 * mips-tdump.c (main): Likewise.
26642 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26645 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26646 for composite type involving a zero-length array type.
26648 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26651 * function.c (match_asm_constraints_1): Skip over
26652 initial optional % in the constraint.
26654 PR inline-asm/39059
26655 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26656 supported, don't accept FIXED_CSTs.
26657 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26658 and _Sat is used without _Fract/_Accum. Set specs->type to
26659 integer_type_node for cts_fract/cts_accum if fixed point is not
26662 2009-02-02 Catherine Moore <clm@codesourcery.com>
26664 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26666 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26668 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26669 (ABI_HAS_64BIT_SYMBOLS): Use it.
26670 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26672 2009-02-02 Paul Brook <paul@codesourcery.com>
26674 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26676 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26678 PR inline-asm/39058
26679 * recog.h (asm_operand_ok): Add constraints argument.
26680 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26681 recurse on matching constraint.
26682 (check_asm_operands): Pass constraints as 3rd argument to
26683 asm_operand_ok. Don't look up matching constraint here.
26684 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26687 2009-02-02 Ben Elliston <bje@au.ibm.com>
26689 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26690 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26692 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26694 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26695 information. Remove some obsolete information. Reorganize.
26697 * config/pa/fptr.c: Revert license to GPL 2.
26698 * config/pa/milli64.S: Likewise.
26700 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26703 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26704 LIBRARY name in, instead of hard-coding it.
26705 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26706 extra target make frag to tmake_files according to EH model.
26707 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26708 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26709 frags that define makefile variable EH_MODEL appropriately.
26710 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26711 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26712 to "-sjlj" according to type of EH configured.
26713 (LIBGCC_SONAME): Concatenate it to shared library base name.
26714 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26715 to "_sjlj" according to type of EH configured.
26716 (LIBGCC_SONAME): Concatenate it to shared library base name.
26717 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26718 (SHLIB_LINK): Add missing semicolon to if-else construct.
26719 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26720 string value of "pe_dll" command-line option.
26721 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26722 (SHLIB_SONAME): Use it when overriding t-cygming default.
26723 (SHLIB_IMPLIB): Override t-cygming default.
26724 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26725 string value of "pe_dll" command-line option.
26727 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26730 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26731 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26733 2009-01-31 Richard Guenther <rguenther@suse.de>
26735 PR tree-optimization/38937
26736 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26737 computing the transitive closure.
26739 2009-01-30 Richard Guenther <rguenther@suse.de>
26741 PR tree-optimization/39041
26742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26743 Propagate variable indices only if the types match for this stmt.
26745 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26748 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26749 inline but never defined.
26751 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26753 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26754 (*insv_h_di_reg_extimm): New insn.
26755 (*insv_l<mode>_reg_extimm): New insn.
26757 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26759 * config/picochip/picochip.c (flag_conserve_stack): set
26760 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26761 fconserve-stack. Reduce call-overhead used by inliner.
26763 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26766 * common.opt (flag_conserve_stack): Initialised to zero.
26768 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26771 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26772 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26775 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26777 * ira-color.c (allocno_reload_assign): Update comments.
26778 * regmove.c (regmove_optimize): Likewise.
26782 2009-01-29 Robert Millan <rmh@aybabtu.com>
26784 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26785 * config/i386/kopensolaris-gnu.h: New file. Undefine
26786 `MD_UNWIND_SUPPORT'.
26787 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26789 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26791 PR tree-optimization/39007
26792 * tree-loop-distribution.c (generate_builtin): Use
26793 recompute_dominator to compute the immediate dominator of the
26794 basic block just after the loop.
26796 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26798 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26799 (ASM_OUTPUT_DWARF_PCREL): Define.
26801 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26803 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26804 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26805 global. Modify entries about regmove and IRA.
26807 * ra-conflict.c: Remove the file.
26809 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
26811 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
26812 (pass_regclass_init): Rename to pass_reginfo_init.
26814 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
26816 * toplev.h (flag_ira): Remove.
26818 * caller-save.c (setup_save_areas): Remove flag_ira.
26820 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
26822 * global.c: Remove the file.
26824 * opts.c (decode_options): Remove flag_ira.
26826 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
26828 * regmove.c: Modify file description.
26829 (find_use_as_address, try_auto_increment): Define them only if
26830 AUTO_INC_DEC is defined.
26831 (replacement_quality, replace_in_call_usage, fixup_match_1,
26832 stable_and_no_regs_but_for_p): Remove.
26833 (reg_set_in_bb): Make it static.
26834 (regmove_optimize): Remove flag_ira and code which worked for
26837 * local-alloc.c: Remove the file.
26839 * common.opt (fira): Remove.
26841 * ira.c: Include except.h.
26842 (eliminable_regset): Move from global.c.
26843 (mark_elimination): Ditto. Remove flag_ira.
26844 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
26845 equiv_mem_modified, validate_equiv_mem_from_store,
26846 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
26847 contains_replace_regs, memref_referenced_p, memref_used_between_p,
26848 no_equiv, recorded_label_ref): Move from local-alloc.c.
26849 (update_equiv_regs): Ditto. Make it static.
26850 (print_insn_chain, print_insn_chains): Move it from global.c.
26851 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
26852 (build_insn_chain): Ditto. Make it static.
26853 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
26854 Rename to init_live_subregs.
26855 (gate_ira): Remove flag_ira.
26857 * regclass.c: Rename reginfo.c. Change file description.
26858 (FORBIDDEN_INC_DEC_CLASSES): Remove.
26859 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
26860 (init_reg_sets_1): Remove code for evaluation of
26861 reg_class_superclasses and losing_caller_save_reg_set.
26862 (init_regs): Remove init_reg_autoinc.
26863 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
26864 ok_for_base_p_nonstrict): Remove.
26865 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
26866 (pass_regclass_init): Rename to pass_reginfo_init. Modify
26867 corresponding entries.
26868 (dump_regclass, record_operand_costs, scan_one_insn,
26869 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
26870 record_address_regs, auto_inc_dec_reg_p): Remove.
26871 (gt-regclass.h): Rename to gt-reginfo.h.
26873 * rtl.h (dump_global_regs, retry_global_alloc,
26874 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
26876 * Makefile.in (RA_H): Remove.
26877 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
26878 Rename regclass.o to reginfo.o.
26879 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
26881 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
26882 (GTFILES): Rename regclass.c to reginfo.c.
26884 * passes.c (init_optimization_passes): Remove pass_local_alloc and
26885 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
26887 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26888 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
26890 (finish_spills): Ditto. Remove code for !flag_ira.
26892 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
26894 PR middle-end/35854
26895 * doc/invoke.texi (rtl debug options): Complete rewrite.
26896 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
26898 * mode-switching.c (pass_mode_switching): Rename pass from
26899 "mode-sw" to "mode_sw".
26900 * except.c (pass_convert_to_eh_ranges): Rename pass from
26901 "eh-ranges" to "eh_ranges".
26902 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
26906 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
26907 Alexander Monakov <amonakov@ispras.ru>
26909 PR middle-end/38857
26910 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
26912 (move_exprs_to_boundary): Change return type and pass through
26913 should_move from move_op. Relax assert. Update usage ...
26914 (schedule_expr_on_boundary): ... here. Use should_move instead of
26916 (move_op_orig_expr_found): Indicate that insn was disconnected from
26918 (code_motion_process_successors): Do not call after_merge_succs
26919 callback if original expression was not found when traversing any of
26921 (code_motion_path_driver): Change return type. Update prototype.
26922 (move_op): Update comment. Add a new parameter (should_move). Update
26923 prototype. Set *should_move based on indication provided by
26924 move_op_orig_expr_found.
26926 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
26928 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
26929 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
26930 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
26931 * config/rs6000/rs6000.c (rs6000_override_options): Default
26932 avoid-indexed-addresses on for Power6, off for everything else.
26933 (avoiding_indexed_address_p): New function.
26934 (rs6000_legitimize_address): Use it.
26935 (rs6000_legitimate_address): Likewise.
26936 * config/rs6000/rs6000.md (movXX_updateX): Likewise
26938 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
26940 PR tree-optimization/38997
26941 * tree-loop-distribution.c (generate_memset_zero): Use
26942 POINTER_PLUS_EXPR for a pointer addition.
26944 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
26946 * config/s390/s390.md (bswap<mode>2): New pattern added.
26948 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26950 * config/s390/s390.md (*tls_load_31): Added type attribute.
26952 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26954 * config/s390/s390.md: Fix a few comments.
26956 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
26958 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
26959 (*tm<mode>_full): Fixed z10prop attribute.
26960 (*tst<mode>_extimm): Fixed z10prop attribute.
26961 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
26962 (*tstqiCCT_cconly): Fixed z10prop attribute.
26963 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
26964 (*movsi_larl): Fixed z10prop attribute.
26965 (*movsi_zarch): Fixed z10prop attribute.
26966 (*movsi_eas): Fixed z10prop attribute.
26967 (*movhi): Fixed z10prop attribute.
26968 (*movqi): Fixed z10prop attribute.
26969 (*movstrictqi): Fixed z10prop attribute.
26970 (*mov<mode>): Fixed z10prop attribute.
26971 (*movcc): Fixed z10prop attribute.
26972 (*sethighpartdi_64): Fixed z10prop attribute.
26973 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
26974 (*negdi2_sign_cc): Fixed z10prop attribute.
26975 (*negdi2_sign): Fixed z10prop attribute.
26976 (*absdi2_sign_cc): Fixed z10prop attribute.
26977 (*absdi2_sign): Fixed z10prop attribute.
26978 (*negabsdi2_sign_cc): Fixed z10prop attribute.
26979 (*negabsdi2_sign): Fixed z10prop attribute.
26980 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
26981 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
26982 (doloop_si64): Fixed z10prop attribute.
26983 (doloop_si31): Fixed z10prop attribute.
26984 (doloop_long): Fixed z10prop attribute.
26985 (indirect_jump): Fixed z10prop attribute.
26986 (nop): Fixed z10prop attribute.
26987 (main_base_64): Fixed z10prop attribute.
26988 (reload_base_64): Fixed z10prop attribute.
26990 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26992 PR rtl-optimization/38740
26993 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
26995 * config/mips/mips.c (mips_reorg): Likewise.
26997 2009-01-28 Richard Guenther <rguenther@suse.de>
26999 PR tree-optimization/38926
27000 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27001 with the correct value id to a value.
27002 (do_regular_insertion): Use the value number of edoubleprime
27003 for the value number of the expr.
27006 2008-08-21 Richard Guenther <rguenther@suse.de>
27008 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27009 a PHI ask VN if it is already available.
27010 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27011 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27013 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27015 PR middle-end/38934
27016 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27017 set to varying whenever max has TREE_OVERFLOW set, similarly
27018 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27020 2009-01-28 Richard Guenther <rguenther@suse.de>
27022 PR middle-end/38908
27023 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27024 uninitialized aggregate uses in call arguments.
27026 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27028 PR tree-optimization/38984
27029 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27030 the nothing_id variable if -fno-delete-null-pointer-checks.
27032 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27035 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27036 (set_got_offset_rex64): Ditto.
27038 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27041 * doc/extend.texi: Improve local variable with asm reg.
27043 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27045 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27046 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27047 was not supplied then set warn_packed_bitfield_compat to the
27048 default value of 1.
27049 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27052 2009-01-27 Richard Guenther <rguenther@suse.de>
27054 PR tree-optimization/38503
27055 * cfgexpand.c (expand_gimple_basic_block): Ignore
27056 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27057 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27058 variables that cannot have TBAA applied.
27059 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27062 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27064 PR middle-end/38969
27065 * calls.c (initialize_argument_information): Do not wrap complex
27066 arguments in SAVE_EXPR.
27068 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27070 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27071 (INSTALL_LIBGCC): Revert typo commit.
27073 2009-01-26 Richard Guenther <rguenther@suse.de>
27075 PR tree-optimization/38745
27076 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27077 from special handling.
27079 2009-01-26 Richard Guenther <rguenther@suse.de>
27081 PR tree-optimization/38745
27082 * tree-ssa.c (execute_update_addresses_taken): Do not include
27083 variables that cannot possibly be a register in not_reg_needs.
27084 Do not clear TREE_ADDRESSABLE on vars that may not become
27086 * tree-ssa.c (update_alias_info_1): Include those in the set
27087 of addressable vars.
27089 2009-01-26 Richard Guenther <rguenther@suse.de>
27091 PR middle-end/38851
27092 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27093 * tree-ssa-dse.c: Include langhooks.h
27094 (execute_simple_dse): Remove stores with zero size.
27096 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27099 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27102 2009-01-24 Julian Brown <julian@codesourcery.com>
27104 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27105 config/arm/linux-atomic.c.
27106 * config/arm/linux-atomic.c: New.
27108 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27110 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27111 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27112 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27114 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27117 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27120 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27122 PR tree-optimization/38953
27123 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27124 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27125 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27126 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27129 2009-01-24 Paul Brook <paul@codesourcery.com>
27131 * config/arm/neon.md (neon_type): Move to arm.md.
27132 (neon_mov<VSTRUCT>): Add neon_type attribute.
27133 * config/arm/arm.md (neon_type): Move to here.
27134 (conds): Add "unconditioal" and use as default for NEON insns.
27136 2009-01-24 Ben Elliston <bje@au.ibm.com>
27138 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27139 void *' warning from -Wc++-compat.
27140 * Makefile.in (dominance.o-warn): Remove.
27142 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27144 PR tree-optimization/38932
27145 * fold-const.c (fold_unary_ignore_overflow): New.
27146 * tree.h (fold_unary_ignore_overflow): Declare.
27147 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27148 * tree-ssa-sccvn.c (visit_reference_op_load,
27149 simplify_unary_expression): Likewise.
27151 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27153 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27154 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27155 regardless of their type.
27156 * c-common.c (handle_packed_attribute): Don't ignore packed on
27158 * c.opt (Wpacked-bitfield-compat): New warning option.
27159 * stor-layout.c (place_field): Warn if offset of a field changed.
27160 * doc/extend.texi (packed): Mention the ABI change.
27161 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27162 (Warning Options): Add it to the list.
27164 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27166 * c-opts.c (c_common_post_options): Fix a typo in comments.
27168 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27170 PR middle-end/38615
27171 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27172 variables to static.
27173 * doc/invoke.texi (-fmerge-all-constants): Update description.
27175 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27178 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27179 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27181 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27183 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27185 (LOCAL_ALIGNMENT): Similarly.
27187 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27188 Joseph Myers <joseph@codesourcery.com>
27190 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27191 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27192 * config/arm/arm-tune.md: Regenerate.
27193 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27196 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27198 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27199 version number to five.
27201 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27204 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27205 * c-common.c (set_underlying_type): Likewise.
27206 (is_typedef_decl ): Likewise
27208 (set_underlying_type): Likewise.
27209 (is_typedef_type): Likewise.
27211 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27213 PR middle-end/38587
27214 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27217 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27220 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27221 (LIBGCC_SPEC): Don't define.
27222 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27224 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27226 PR rtl-optimization/38879
27227 * alias.c (base_alias_check): Unaligned access via AND address can
27228 alias all surrounding object types except those with sizes equal
27229 or wider than the size of unaligned access.
27231 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27234 * c-decl.c (clone_underlying_type): Move this ...
27235 * c-common.c (set_underlying_type): ... here.
27236 Also, make sure the function properly sets TYPE_STUB_DECL() on
27237 the newly created typedef variant type.
27238 (is_typedef_decl ): New entry point.
27239 * tree.h: Added a new member member_types_needing_access_check to
27240 struct tree_decl_non_common.
27241 (set_underlying_type): New entry point.
27242 (is_typedef_type): Likewise.
27244 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27246 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27247 Check whether two instructions have memory references that
27248 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27249 are helper functions for traversing.
27250 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27251 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27252 not to draw dependency edge for instructions with non-conflicting
27255 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27258 * longlong.h: Update copyright years. Use soft-fp license notice.
27259 Sync __clz_tab declaration with glibc.
27261 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27264 * doc/extend.texi (syscall_linkage): New.
27265 (version_id): Modify.
27267 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27268 Richard Guenther <rguenther@suse.de>
27270 PR tree-optimization/38747
27271 PR tree-optimization/38748
27272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27273 conversion if the base address is an indirect reference and the
27274 aliasing sets could cause issues.
27276 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27278 * common.opt (fgraphite, fgraphite-identity): Add comment for
27279 explaining why these options are not documented.
27281 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27283 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27284 gimple_call_lhs is NULL.
27286 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27289 * emit-rtl.c (adjust_address_1): Make sure memref is never
27292 2009-01-20 Ben Elliston <bje@au.ibm.com>
27294 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27295 const qualifier from arg parameter. Remove unnecessary cast to char *.
27296 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27297 const qualifier from arg 2.
27299 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27301 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27303 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27306 * rtl.h (reinit_regs): New prototype.
27307 * regclass.c: Include ira.h.
27308 (reinit_regs): New.
27309 * Makefile.in (regclass.o): Add ira.h.
27310 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27312 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27315 * c-common.c (handle_aligned_attribute): Use
27316 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27317 default alignment value.
27319 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27321 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27322 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27324 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27325 __BIGGEST_ALIGNMENT__.
27327 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27329 2009-01-18 Richard Guenther <rguenther@suse.de>
27331 PR tree-optimization/38819
27332 * tree-flow.h (operation_could_trap_helper_p): Declare.
27333 * tree-eh.c (operation_could_trap_helper_p): Export.
27334 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27335 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27336 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27337 are about to insert a possibly trapping instruction and fail
27340 2009-01-18 Andreas Schwab <schwab@suse.de>
27342 * doc/install.texi (Configuration): Remove obsolete paragraph
27343 about use of --with-gnu-ld with --with-gnu-as.
27345 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27347 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27348 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27349 Follow spelling conventions.
27351 2009-01-18 Ben Elliston <bje@au.ibm.com>
27353 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27354 C++ warning about implicit conversion from void * to struct
27356 (bitmap_obstack_free): Likewise for bitmap_element *.
27357 * Makefile.in (bitmap.o-warn): Remove.
27359 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27361 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27363 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27364 Tobias Grosser <tobi.grosser@amd.com>
27366 * graphite.c (graphite_trans_scop_block): Do not block single
27369 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27371 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27372 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27373 test with assertion.
27375 2009-01-16 Richard Guenther <rguenther@suse.de>
27377 PR tree-optimization/38835
27378 PR middle-end/36227
27379 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27380 and INT + PTR -> (INT)(PTR p+ INT) folding.
27381 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27383 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27386 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27387 the subreg from a lowpart subreg if it is also casting the value.
27389 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27390 Tobias Grosser <tobi.grosser@amd.com>
27392 * graphite.c (compare_prefix_loops): New.
27393 (build_scop_canonical_schedules): Rewritten.
27394 (graphite_transform_loops): Move build_scop_canonical_schedules
27395 after build_scop_iteration_domain.
27397 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27398 Tobias Grosser <tobi.grosser@amd.com>
27400 * graphite.c (add_conditions_to_domain): Add the loops to
27401 the dimension of the iteration domain. Do copy the domain
27402 only when it exists.
27403 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27404 (add_conditions_to_constraints): New.
27405 (can_generate_code_stmt, can_generate_code): Removed.
27406 (gloog): Do not call can_generate_code.
27407 (graphite_transform_loops): Call add_conditions_to_constraints
27408 after building the iteration domain.
27410 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27412 PR tree-optimization/38789
27413 * tree-ssa-threadedge.c
27414 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27415 __builtin_constant_p.
27417 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27419 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27420 examined before deleting them.
27422 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27424 * function.c (aggregate_value_p): Correctly extract the function
27425 type from CALL_EXPR_FN lookup.
27427 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27429 * config/picochip/picochip.c (picochip_override_options): Revert
27430 CFI asm flag disable commited previously.
27432 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27433 Tobias Grosser <tobi.grosser@amd.com>
27434 Jan Sjodin <jan.sjodin@amd.com>
27436 * graphite.c (scan_tree_for_params): On substractions negate
27437 all the coefficients of the term.
27438 (clast_to_gcc_expression_red): New. Handle reduction expressions
27439 of more than two operands.
27440 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27441 (get_vdef_before_scop): Handle also the case of default definitions.
27443 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27445 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27446 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27447 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27449 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27450 Joey Ye <joey.ye@intel.com>
27452 PR middle-end/37843
27453 * cfgexpand.c (expand_stack_alignment): Don't update stack
27454 boundary nor check incoming stack boundary here.
27455 (gimple_expand_cfg): Update stack boundary and check incoming
27456 stack boundary here.
27458 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27460 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27462 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27464 PR rtl-optimization/38245
27465 * calls.c (expand_call): Add stack arguments to
27466 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27467 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27468 in regs and partially in memory or BLKmode arguments.
27469 (emit_library_call_value_1): Add stack arguments to
27470 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27471 ACCUMULATE_OUTGOING_ARGS).
27472 * dce.c: Include tm_p.h.
27473 (find_call_stack_args): New function.
27474 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27476 (mark_insn): Call find_call_stack_args for CALL_Ps.
27477 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27478 forwards. Allocate and free arg_stores bitmap if needed, pass it
27479 down to deletable_insn_p, don't mark stores set in arg_stores
27480 bitmap, clear the bitmap at the beginning of each bb.
27481 * Makefile.in (dce.o): Depend on $(TM_P_H).
27483 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27486 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27487 to make sure the insn is a conditional test (bug 22599). Reformat a
27490 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27492 PR middle-end/38431
27493 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27494 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27495 (gloog): Do not call cleanup_tree_cfg.
27496 (graphite_transform_loops): Call cleanup_tree_cfg after all
27497 scops have been code generated.
27499 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27500 * doc/gty.texi (Invoking the garbage collector): Added new node
27501 and section documenting ggc_collect.
27503 2009-01-14 Richard Guenther <rguenther@suse.de>
27505 PR tree-optimization/38826
27506 PR middle-end/38477
27507 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27508 initialization notes only if we actually emitted a warning.
27509 (intra_create_variable_infos): Add constraints for a result decl
27510 that is passed by hidden reference.
27511 (build_pred_graph): Mark all related variables non-direct on
27514 2009-01-14 Nick Clifton <nickc@redhat.com>
27516 * ira-conflicts.c: Include addresses.h for the definition of
27518 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27519 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27521 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27524 * Makefile.in (ira-lives.o): Add except.h.
27526 * ira-lives.c: Include except.h.
27527 (process_bb_node_lives): Process can_throw_internal.
27529 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27531 PR rtl-optimization/38774
27532 * combine.c (simplify_set): When undoing cc_use change, don't do
27533 PUT_CODE on the newly created comparison, but instead put back the
27536 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27538 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27539 values. Remove duplicate arm8 entry.
27541 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27543 PR tree-optimization/38786
27544 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27545 the SSA_NAME case of expand_scalar_variables_expr.
27546 Set the type of an expression to the type of its assign statement.
27547 (expand_scalar_variables_expr): Also gather the scalar computation
27548 used to index the memory access. Do not pass loop_p.
27549 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27550 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27551 the gimple_stmt_iterator where it inserts new code.
27552 Do not pass loop_p.
27553 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27554 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27556 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27558 * graphite.h (debug_value): Removed.
27559 * graphite.c (debug_value): Removed.
27561 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27563 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27564 ldrd/strd with two 32-bit instructions.
27566 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27568 * config/arm/arm.c (struct processors): Pass for speed down into
27569 cost helper functions.
27570 (const_ok_for_op): Handle COMPARE and inequality nodes.
27571 (arm_rtx_costs_1): Rewrite.
27572 (arm_size_rtx_costs): Update prototype.
27573 (arm_rtx_costs): Pass speed down to helper functions.
27574 (arm_slowmul_rtx_costs): Rework cost calculations.
27575 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27576 (arm_9e_rtx_costs): Likewise.
27578 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27580 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27581 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27582 (alpha_legitimize_address): Do not split local symbols wider than
27583 UNITS_PER_WORD into HIGH/LO_SUM parts.
27585 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27588 * gcc.c (process_command): Replace call to execvp with calls
27589 to pex_one and exit.
27591 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27594 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27595 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27596 variant for devices with 3-byte PC.
27597 (__tablejump_elpm__): New.
27599 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27602 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27603 offsetof member-designator, handle it as `[0].'.
27605 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27607 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27608 function when not using named sections on targets with named sections
27609 if branch distance is less than 262132.
27611 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27613 * combine.c (combine_instructions): Recompute
27614 optimize_this_for_speed_p for each BB in the main combine loop.
27616 2009-01-12 Tomas Bily <tbily@suse.cz>
27619 * tree-loop-distribution.c (prop_phis): New function.
27620 (generate_builtin): Call prop_phis.
27622 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27624 PR tree-optimization/38807
27625 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27626 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27628 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27630 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27631 subreg of op0 to the original op0.
27633 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27635 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27637 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27640 * mips-tfile.c (parse_def): Fix parsing of def strings
27641 starting with digits.
27643 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27646 * config/arm/arm.c (arm_is_long_call_p): Don't call
27647 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27649 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27651 * regrename.c (regrename_optimize): Fix dumping.
27652 (find_oldest_value_reg): Preserve REG_POINTER.
27653 (copy_hardreg_forward_1): Likewise.
27655 2009-01-09 Diego Novillo <dnovillo@google.com>
27657 * gimple.h (struct gimple_statement_base) <uid>: Document
27658 the restrictions on its use.
27659 (gimple_uid): Tidy.
27660 (gimple_set_uid): Tidy.
27662 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27664 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27665 zero guard even if align_bytes != 0 and count is smaller than
27668 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27670 PR rtl-optimization/38495
27671 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27672 (add_range_and_copies_from_move_list): Print all added ranges.
27673 Add ranges to memory optimized destination.
27675 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27679 * config/i386/i386.c (override_options): Reject
27680 -mstringop-strategy=rep_8byte with -m32.
27681 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27682 to 1. Do count comparison against epilogue_size_needed at compile
27683 time even when count_exp was constant forced into register. For
27684 size_needed don't jump to epilogue, instead just avoid aligning
27685 and invoke the body algorithm. If need_zero_guard, add zero guard
27686 even if count is non-zero, but smaller than size_needed + number of
27687 bytes that could be stored for alignment.
27688 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27689 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27690 but smaller than size_needed + number of bytes that could be stored
27691 for alignment. Compare size_needed with epilogue_size_needed instead
27692 of desired_align - align, don't adjust size_needed, pass
27693 epilogue_size_needed to the epilogue expanders.
27696 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27698 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27700 * pa.c (last_address): Change to unsigned.
27701 (update_total_code_bytes): Change argument to unsigned. Don't
27702 check if insn addresses are set.
27703 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27704 addresses are not set.
27705 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27707 2009-01-09 Nick Clifton <nickc@redhat.com>
27709 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27710 DECL_DECLARED_INLINE_P.
27712 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27714 PR middle-end/38347
27715 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27716 GET_MODE (op0) in operand_subword_force calls.
27718 PR middle-end/38771
27719 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27720 fold_convert arg0 operands to TREE_TYPE (op0) first.
27722 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27724 * params.def (ira-max-conflict-table-size): Decrease default value
27727 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27729 PR tree-optimization/37031
27730 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27732 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27733 allocate it using gc instead of heap, use VEC_quick_push instead of
27735 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27736 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27737 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27738 allocated vector from heap allocated.
27739 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27740 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27741 vector only after perfect_loop_nest_depth call.
27743 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27744 Jan Sjodin <jan.sjodin@amd.com>
27746 PR tree-optimization/38559
27747 * graphite.c (debug_value, copy_constraint,
27748 swap_constraint_variables, scale_constraint_variable, ): New.
27749 (get_lower_bound, get_upper_bound): Removed.
27750 (graphite_trans_bb_strip_mine): Clean up this code that works
27751 only for constant number of iterations. Fully copy upper and
27752 lower bound constraints, not only the constant part of them.
27753 * graphite.h (debug_value): Declared.
27755 2009-01-08 Ira Rosen <irar@il.ibm.com>
27757 PR tree-optimization/37194
27758 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27759 Don't add the cost of cost model guard in prologue to scalar
27760 outside cost in case of known number of iterations.
27762 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27763 Alan Modra <amodra@bigpond.net.au>
27765 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27766 non-word-aligned REG+CONST addressing.
27768 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27771 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27772 free_after_compilation when outputting a thunk.
27773 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27774 Do not call free_after_compilation here.
27776 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27778 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27779 (ix86_valid_target_attribute_inner_p): Ditto.
27781 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27783 PR tree-optimization/38492
27784 PR tree-optimization/38498
27785 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27786 * tree-chrec.h (scev_is_linear_expression): Declared.
27787 * graphite.c (graphite_cannot_represent_loop_niter): New.
27788 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27789 (graphite_loop_normal_form): Use gcc_assert.
27790 (scan_tree_for_params): Use CASE_CONVERT.
27791 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27792 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27793 Use gcc_assert. Discard scops that contain unhandled cases.
27794 (build_scop_conditions): Return a boolean status for unhandled cases.
27795 (strip_mine_profitable_p): Print the loop number, not its depth.
27796 (is_interchange_valid): Pass the depth of the loop nest, don't
27797 recompute it wrongly.
27798 (graphite_trans_bb_block): Same.
27799 (graphite_trans_bb_block): Print tentative of loop blocking.
27800 (graphite_trans_scop_block): Do not print that the loop has been
27802 (graphite_transform_loops): Do not handle scops that contain condition
27805 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
27807 AVX Programming Reference (December, 2008)
27808 * config/i386/avxintrin.h (_mm256_stream_si256): New.
27809 (_mm256_stream_pd): Likewise.
27810 (_mm256_stream_ps): Likewise.
27812 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
27813 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
27814 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
27815 (bdesc_special_args): Add __builtin_ia32_movntdq256,
27816 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
27817 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
27818 (ix86_expand_special_args_builtin): Likewise.
27820 * config/i386/sse.md (AVXMODEDI): New.
27821 (avx_movnt<mode>): Likewise.
27822 (avx_movnt<mode>): Likewise.
27823 (<sse>_movnt<mode>): Remove AVX support.
27824 (sse2_movntv2di): Likewise.
27826 2009-01-07 Richard Guenther <rguenther@suse.de>
27828 PR middle-end/38751
27829 * fold-const.c (extract_muldiv): Remove obsolete comment.
27830 (fold_plusminus_mult_expr): Undo MINUS_EXPR
27831 to PLUS_EXPR canonicalization for the canonicalization.
27833 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
27835 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
27836 hosted cross-compilers generating less efficient code.
27838 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27840 * function.h (rtl_data): Add a dbr_scheduled_p field.
27841 * reorg.c (dbr_schedule): Set it.
27842 (gate_handle_delay_slots): Check it.
27843 * config/mips/mips.c (mips_base_delayed_branch): Delete.
27844 (mips_reorg): Check flag_delayed_branch instead of
27845 mips_base_delayed_branch.
27846 (mips_override_options): Don't set mips_base_delayed_branch
27847 or flag_delayed_branch.
27849 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
27851 PR rtl-optimization/38426.
27852 * ira.c (ira): Set current_function_is_leaf earlier.
27854 2009-01-06 Jakub Jelinek <jakub@redhat.com>
27856 PR rtl-optimization/38722
27857 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
27858 too early, only set a flag and modify after last possible
27861 2009-01-06 Janis Johnson <janis187@us.ibm.com>
27864 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
27865 * real.c (decimal_single_format): Correct values of emin and emax.
27866 (decimal_double_format): Ditto.
27867 (decimal_quad_format): Ditto.
27868 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
27869 computation of DECnn_MIN and DECnn_MAX for corrected values of
27870 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
27871 __DECnn_MIN__, and adjust its computation for the corrected value
27874 2009-01-06 Jan Hubicka <jh@suse.cz>
27877 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
27879 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
27881 * doc/contrib.texi (Contributors): Slightly adjust the end note.
27882 Add Robert Clark to the list of testers.
27884 2009-01-06 Jan Hubicka <jh@suse.cz>
27885 Kai Tietz <kai.tietz@onevision.com>
27887 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
27888 * config/i386/i386.c (ix86_expand_call): Add clobbers.
27890 2009-01-06 Jan Hubicka <jh@suse.cz>
27891 Kai Tietz <kai.tietz@onevision.com>
27893 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
27895 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
27896 (ix86_nsaved_regs): Count only general purpose regs.
27897 (ix86_nsaved_sseregs): New.
27898 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
27899 to 16 for w64; compute padding and size of sse reg save area.
27900 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
27901 general purpose regs.
27902 (ix86_emit_save_sse_regs_using_mov): New.
27903 (ix86_expand_prologue): Save SSE regs if needed.
27904 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
27905 (ix86_emit_restore_sse_regs_using_mov): New.
27906 (ix86_expand_epilogue): Save SSE regs if needed.
27908 2009-01-06 Jan Hubicka <jh@suse.cz>
27909 Kai Tietz <kai.tietz@onevision.com>
27911 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
27912 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
27913 functions when accumulate outgoing args is off.
27915 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27918 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
27919 before using pseudos_have_intersected_live_ranges_p.
27921 * ira-int.h (ira_assert): Always define.
27923 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
27925 AVX Programming Reference (December, 2008)
27926 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
27927 (_mm256_permute2_pd): Likewise.
27928 (_mm_permute2_ps): Likewise.
27929 (_mm256_permute2_ps): Likewise.
27930 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
27931 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
27933 * config/i386/i386.c (ix86_builtins): Remove
27934 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
27935 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
27936 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
27937 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
27938 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
27939 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
27940 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
27941 __builtin_ia32_vpermil2ps256.
27942 (ix86_init_mmx_sse_builtins): Updated.
27943 (ix86_expand_args_builtin): Likewise.
27945 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27947 * pa.c (output_call): Relocate non-jump insns in the delay slot of
27948 long absolute calls when generating PA 2.0 code.
27950 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
27952 PR rtl-optimization/38583
27953 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
27955 * params.def (ira-max-conflict-table-size): New.
27957 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
27959 * ira.h (ira_conflicts_p): New external definition.
27961 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
27962 table. Report this. Return result of building.
27963 (ira_build_conflicts): Use ira_conflicts_p. Check result of
27964 building conflict table.
27966 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
27967 (ira_color): Use ira_conflicts_p.
27969 * global.c: Include ira.h.
27970 (pseudo_for_reload_consideration_p, build_insn_chain): Use
27973 * Makefile.in (global.o): Add ira.h.
27975 * ira-build.c (mark_all_loops_for_removal,
27976 propagate_some_info_from_allocno): New.
27977 (remove_unnecessary_allocnos): Call
27978 propagate_some_info_from_allocno.
27979 (remove_low_level_allocnos): New.
27980 (remove_unnecessary_regions): Add parameter. Call
27981 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
27982 parameter to remove_unnecessary_regions.
27983 (ira_build): Remove all regions but root if the conflict table was
27984 not built. Update conflict hard regs for allocnos crossing calls.
27986 * ira.c (ira_conflicts_p): New global.
27987 (ira): Define and use ira_conflicts_p.
27989 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27990 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
27991 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
27993 2009-01-06 Ben Elliston <bje@au.ibm.com>
27995 * gengtype-lex.l (YY_NO_INPUT): Define.
27997 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28000 * c-common.c (handle_vector_size_attribute): Also reject
28001 BOOLEAN_TYPE types.
28003 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28005 PR tree-optimization/38492
28006 * graphite.c (rename_map_elt, debug_rename_elt,
28007 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28008 rename_map_elt_info, eq_rename_map_elts,
28009 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28010 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28011 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28012 (sese_build_livein_liveouts): New.
28013 (new_sese, free_sese): New.
28014 (new_scop): Call new_sese.
28015 (free_scop): Call free_sese.
28016 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28017 (register_old_new_names): Renamed register_old_and_new_names.
28018 (register_scop_liveout_renames, add_loop_exit_phis,
28019 insert_loop_close_phis, struct igp,
28020 default_liveout_before_guard, add_guard_exit_phis,
28021 insert_guard_phis, copy_renames): New.
28022 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28023 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28024 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28025 (scop_adjust_phis_for_liveouts): New.
28026 (gloog): Call scop_adjust_phis_for_liveouts.
28028 * graphite.h (struct sese): Documented. Added fields liveout,
28029 num_ver and livein.
28030 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28031 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28032 (struct scop): Added field liveout_renames.
28033 (SCOP_LIVEOUT_RENAMES): New.
28035 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28037 PR tree-optimization/38510
28038 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28039 (translate_clast): Call recompute_all_dominators before
28041 (gloog): Call recompute_all_dominators before graphite_verify.
28043 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28044 Jan Sjodin <jan.sjodin@amd.com>
28046 PR tree-optimization/38500
28047 * graphite.c (create_sese_edges): Call fix_loop_structure after
28050 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28052 * config.gcc: Add m32r*-*-rtems*.
28053 * config/m32r/rtems.h: New file.
28055 2009-01-05 Ben Elliston <bje@au.ibm.com>
28057 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28058 (.po.pox): Likewise.
28059 (po/gcc.pot): Likewise.
28061 2009-01-04 David S. Miller <davem@davemloft.net>
28063 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28064 (STARTING_FRAME_OFFSET): Always set to zero.
28066 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28068 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28069 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28070 fixed-point types, and vectors of the same.
28072 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28074 * config/mips/sync.md (*mb_barrier): Rename to...
28075 (*memory_barrier): ...this.
28077 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28079 * doc/extend.texi (Function Attributes): Move @cindex after @item
28080 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28081 and put in alphabetical order. Fix 'target' name and put in order.
28082 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28085 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28087 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28088 (memory_barrier): Expand as unspec instead of unspec_volatile.
28089 Remove mem:BLK from insn operands. Use Pmode scratch register.
28090 (*memory_barrier): Define as unspec instead of unspec_volatile.
28091 Use (match_dup 0) as input operand.
28093 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28094 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28095 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28096 scratch register. Remove operand 1.
28097 (*stbar): Define as unspec instead of unspec_volatile.
28098 Use (match_dup 0) as input operand, remove (const_int 8).
28099 (*membar): Define as unspec instead of unspec_volatile.
28100 Use (match_dup 0) as input operand, remove input operand 2.
28102 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28103 (memory_barrier): Expand as unspec instead of unspec_volatile.
28104 Remove mem:BLK from insn operands. Use Pmode scratch register.
28105 (*memory_barrier): Define as unspec instead of unspec_volatile.
28106 Use (match_dup 0) as input operand.
28108 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28109 Remove mem:BLK from insn operands. Use Pmode scratch register.
28110 Set volatile flag on operand 0.
28111 (*memory_barrier): New insn pattern.
28113 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28115 (*memory_barrier): Use (match_dup 0) as input operand.
28117 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28118 Remove mem:BLK from insn operands. Use Pmode scratch register.
28119 Set volatile flag on operand 0.
28120 (*mb_internal): New insn pattern.
28122 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28124 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28126 PR middle-end/38586
28127 * function.c (struct temp_slot): Move to the section of the file
28128 that deals with temp slots. Remove field 'address'.
28129 (temp_slot_address_table): New hash table of address -> temp slot.
28130 (struct temp_slot_address_entry): New struct, items for the table.
28131 (temp_slot_address_compute_hash, temp_slot_address_hash,
28132 temp_slot_address_eq, insert_temp_slot_address): Support functions
28134 (find_temp_slot_from_address): Rewrite to use the new hash table.
28135 (remove_unused_temp_slot_addresses): Remove addresses of temp
28136 slots that have been made available.
28137 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28138 worker function for remove_unused_temp_slot_addresses.
28139 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28140 Add the temp slot address to the address -> temp slot map.
28141 (update_temp_slot_address): Update via insert_temp_slot_address.
28142 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28143 (pop_temp_slots): Likewise.
28144 (init_temp_slots): Allocate the address -> temp slot map, or empty
28145 the map if it is already allocated.
28146 (prepare_function_start): Initialize temp slot processing.
28148 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28150 PR middle-end/38584
28151 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28152 Calculate the size of all stack vars assuming no packing of stack
28153 vars will happen, replacing a quadratic algorithm with a linear one.
28155 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28158 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28161 2009-01-03 Diego Novillo <dnovillo@google.com>
28163 * doc/contrib.texi: Update contributions.
28165 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28168 * builtins.c (fold_builtin_memory_op): Give up if either operand
28169 is volatile. Set srctype or desttype to non-qualified version
28173 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28174 and FUNCTION_DECLs.
28176 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28178 PR rtl-optimization/35805
28179 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28180 problem if fast dce is able to remove any instructions.
28181 * dce.c (dce_process_block): Fix dump message.
28183 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28186 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28188 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28190 PR middle-end/38690
28191 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28192 * tree-pretty-print.c (op_code_prio): New function.
28193 (op_prio): No longer static. Use op_code_prio.
28194 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28195 Use op_prio and op_code_prio to determine if () should be
28196 printed around operand(s) or not.
28198 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28199 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28200 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28201 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28202 pp_character instead of pp_string for single letter printing.
28204 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28206 * doc/extend.texi: Fix '#pragma GCC option' typo.
28208 2009-01-02 Richard Guenther <rguenther@suse.de>
28210 * doc/install.texi (--enable-checking): Mention different
28211 default for stage1.
28212 (--enable-stage1-checking): Document.
28214 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28216 PR middle-end/30142
28217 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28218 case to be an error.
28220 2009-01-02 Ben Elliston <bje@au.ibm.com>
28222 * config/fp-bit.h (pack_d): Constify argument.
28223 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28224 (isnan): Constify argument.
28226 (iszero): Likewise.
28227 (pack_d): Likewise.
28228 (_fpadd_parts): Constify return type.
28229 (_fpmul_parts): Likewise.
28230 (_fpdiv_parts): Likewise.
28232 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28235 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28236 warn about overwriting initializer with side-effects or
28237 -Woverride-init if !IMPLICIT.
28238 (output_init_element): Likewise. Pass IMPLICIT down to
28240 (process_init_element): Add IMPLICIT argument. Pass it down
28241 to output_init_element.
28242 (push_init_element, pop_init_level, set_designator): Adjust
28243 process_init_element callers.
28244 (set_nonincremental_init, set_nonincremental_init_from_string):
28245 Adjust add_pending_init callers.
28246 (output_pending_init_elements): Adjust output_init_element callers.
28247 * c-tree.h (process_init_element): Adjust prototype.
28248 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28249 process_init_element callers.
28252 Copyright (C) 2009 Free Software Foundation, Inc.
28254 Copying and distribution of this file, with or without modification,
28255 are permitted in any medium without royalty provided the copyright
28256 notice and this notice are preserved.