1 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
4 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
5 to variables for debugging purposes.
7 2009-06-23 Mark Loeser <mark@halcy0n.com>
10 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
14 * pretty-print.c (pp_base_format): Remove %J.
15 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16 gcc_cxxdiag_char_table): Likewise.
17 (init_dynamic_diag_info): Likewise.
19 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
21 * pretty-print.c (pp_base_format): Remove %H.
22 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
23 gcc_cxxdiag_char_table): Likewise.
24 (init_dynamic_diag_info): Likewise.
25 * config/mep/mep.c (mep_select_section): Likewise.
27 2009-07-07 Duncan Sands <baldrick@free.fr>
29 * final.c (pass_clean_state): Give the pass a name.
30 * passes.c (pass_rest_of_compilation): Likewise.
31 * tree-optimize.c (pass_all_optimizations): Likewise.
33 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
35 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
36 an extra 'decl' for error_at.
38 2009-07-07 Jakub Jelinek <jakub@redhat.com>
41 * tree-tailcall.c (adjust_return_value_with_ops,
42 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
43 if it has complex or vector type.
45 2009-07-07 Olivier Hainque <hainque@adacore.com>
47 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
50 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
52 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
54 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
56 * cgraphunit.c: Replace %J by an explicit location. Update all
59 * function.c: Likewise.
61 * tree-ssa.c: Likewise.
62 * c-common.c: Likewise.
63 * tree-cfg.c: Likewise.
64 * config/spu/spu.c: Likewise.
65 * config/ia64/ia64.c: Likewise.
66 * config/v850/v850.c: Likewise.
68 2009-07-06 DJ Delorie <dj@redhat.com>
70 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
71 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
72 unspecified accesses to control registers.
73 * config/mep/intrinsics.md: Regenerate.
74 * config/mep/intrinsics.h: Regenerate.
75 * config/mep/mep-intrin.h: Regenerate.
77 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
79 * c-lex.c: Replace %H by an explicit location. Update all calls.
80 * c-common.c: Likewise.
82 * c-typeck.c: Likewise.
83 * fold-const.c: Likewise.
84 * gimplify.c: Likewise.
86 * tree-cfg.c: Likewise.
87 * tree-ssa-loop-niter.c: Likewise.
88 * tree-vrp.c: Likewise.
89 * value-prof.c: Likewise.
91 2009-07-06 Diego Novillo <dnovillo@google.com>
93 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
94 if it has one. Handle cases where VAR does not have an
95 annotation or cfun is NULL.
97 2009-07-06 Diego Novillo <dnovillo@google.com>
99 * tree.c: Include debug.h.
100 (initialize_tree_contains_struct): New.
101 (init_ttree): Call it.
102 (tree_node_structure_for_code): Factor out of ...
103 (tree_node_structure): ... here.
104 * treestruct.def (TS_PHI_NODE): Remove.
105 (TS_GIMPLE_STATEMENT): Remove.
107 2009-07-06 Diego Novillo <dnovillo@google.com>
109 * tree-pretty-print.c (dump_generic_node): Protect
111 (debug_tree_chain): Handle cycles.
113 2009-07-06 Nick Clifton <nickc@redhat.com>
114 DJ Delorie <dj@redhat.com>
116 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
117 __FMOVD_ENABLED__ is defined.
119 (TARGET_FMOVD): Provide a default definition.
120 (MASK_FMOVD): Likewise.
121 (TARGET_CPU_CPP_BUILTINS): Define
122 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
123 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
124 two fmov instructions depending upon whether TARGET_FMOVD is
126 (split for DF load from memory into register): Also handle
127 MEMs which consist of REG+DISP addressing.
128 (split for DF store from register to memory): Likewise.
129 (movsf_ie): Always use single fp_mode.
130 * config/sh/sh.c (sh_override_options): Do not automatically
131 enable TARGET_MOVD for the SH2A when supporting doubles - leave
132 that to the -mfmovd command line switch.
133 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
134 (fldi_ok): Always allow.
135 * config/sh/sh.opt (mfmovd): Remove this switch.
136 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
138 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
139 Kaz Kojima <kkojima@gcc.gnu.org>
141 PR rtl-optimization/30807
142 * postreload.c (reload_combine): For every new use of REG_SUM,
143 record the use of BASE.
145 2009-07-06 Jan Hubicka <jh@suse.cz>
147 * params.def: Revert my accidental commit at 2009-06-30.
149 2009-07-04 Ian Lance Taylor <iant@google.com>
152 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
154 (mingw_format_attribute_overrides): Likewise.
156 2009-07-04 Jakub Jelinek <jakub@redhat.com>
159 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
160 don't check cfa.reg. Instead of cfa.indirect use
161 fde && fde->drap_reg != INVALID_REGNUM test.
163 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
165 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
167 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
170 * ira.c (build_insn_chain): Use DF_LR_OUT instead of
173 2009-07-03 Richard Guenther <rguenther@suse.de>
175 PR tree-optimization/40640
176 * tree-switch-conversion.c (build_arrays): Perform arithmetic
179 2009-07-03 Jan Hubicka <jh@suse.cz>
181 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
182 for size, reduce amount of inlining.
184 2009-07-03 Richard Guenther <rguenther@suse.de>
187 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to
188 (T2)t +- (T2)x if t +- x is known to not overflow and
189 the conversion widens the operation.
190 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
192 2009-07-03 Jan Hubicka <jh@suse.cz>
194 * ipa-pure-const.c (analyze): Update loop optimizer init.
195 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
196 try_remove_empty_loop, remove_empty_loops): Remove.
197 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
198 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
199 to mark regular loops as neccesary.
200 (degenerate_phi_p): New function.
201 (propagate_necessity, remove_dead_phis): Use it.
202 (forward_edge_to_pdom): Likewise.
203 (eliminate_unnecessary_stmts): Take care to remove uses of results of
204 virtual PHI nodes that became unreachable.
205 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
206 * tree-flow.h (remove_empty_loops): Remove.
207 * passes.c (init_optimization_passes): Remove.
209 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
211 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
213 (*fix_trunc<mode>_i387_1): Ditto.
214 (*floathi<mode>2_1): Ditto.
215 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
217 (*fist<mode>2_1): Ditto.
218 (frndintxf2_floor): Ditto.
219 (*fist<mode>2_floor_1): Ditto.
220 (frndintxf2_ceil): Ditto.
221 (*fist<mode>2_ceil_1): Ditto.
222 (frndintxf2_trunc): Ditto.
223 (frndintxf2_mask_pm): Ditto.
224 (fxam<mode>2_i387_with_temp): Ditto.
225 * config/i386/sse.md (mulv16qi3): Ditto.
226 (*sse2_mulv4si3): Ditto.
228 (sse4_2_pcmpestr): Ditto.
229 (sse4_2_pcmpistr): Ditto.
231 2009-07-03 Jan Hubicka <jh@suse.cz>
233 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
234 (mark_stmt_necessary): Set it.
235 (mark_operand_necessary): Set it.
236 (mark_control_dependent_edges_necessary): Set it.
237 (mark_virtual_phi_result_for_renaming): New function.
238 (get_live_post_dom): New function.
239 (forward_edge_to_pdom): New function.
240 (remove_dead_stmt): Fix handling of control dependences.
241 (tree_dce_init): Init new bitmap.
242 (tree_dce_done): Free it.
244 2009-07-02 Richard Guenther <rguenther@suse.de>
247 * tree-ssa-structalias.c (new_var_info): Initialize
250 2009-07-02 Jan Hubicka <jh@suse.cz>
252 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
255 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
257 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
258 instead of recomputing it. Adjust calls.
259 (emit_store_flag): Adjust recursive calls.
261 2009-07-02 Richard Guenther <rguenther@suse.de>
263 * tree-ssa-live.c (remove_unused_locals): Do not remove
265 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
266 of DECL_EXTERNAL for HEAP variables.
267 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
268 HEAP variables. Do not adjust RESTRICT vars.
269 (find_what_var_points_to): Nobody cares if something
272 2009-07-02 Ben Elliston <bje@au.ibm.com>
274 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
275 pc_low and pc_high declarations to the top of the function.
277 2009-07-01 DJ Delorie <dj@redhat.com>
279 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
281 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
282 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
283 unspecified accesses to control registers.
284 * config/mep/intrinsics.md: Regenerate.
285 * config/mep/intrinsics.h: Regenerate.
286 * config/mep/mep-intrin.h: Regenerate.
288 2009-07-01 Anthony Green <green@moxielogic.com>
290 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
291 instruction when possible.
292 (moxie_expand_prologue): Ditto. Also, save an instruction and
293 some complexity by popping off of $r12 instead of $sp.
294 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
297 2009-07-01 Richard Henderson <rth@redhat.com>
300 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
301 contained no insns, reposition note before last insn.
303 2009-07-01 Richard Henderson <rth@redhat.com>
306 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
307 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
309 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
312 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
313 darwin9 for printing reg addresses with %y.
315 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
317 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
318 truncation from operands in binary operations.
320 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
323 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
324 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
325 subreg of op0 to the original op0.
327 * expmed.c (store_bit_field_1): Use a temporary as the destination
328 instead of a paradoxical subreg when we need to truncate the result.
330 2009-07-01 DJ Delorie <dj@redhat.com>
332 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
333 names to VLIW variants.
334 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
335 * config/mep/intrinsics.md: Regenerate.
336 * config/mep/intrinsics.h: Regenerate.
337 * config/mep/mep-intrin.h: Regenerate.
339 2009-07-01 Jakub Jelinek <jakub@redhat.com>
342 * jump.c (returnjump_p): Revert last patch.
343 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
345 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
348 * pa.md (casesi32p): Use jump table label to determine the offset
350 (casesi64p): Likewise.
352 * pa.c (forward_branch_p): Return bool type. Use instruction
353 addresses when available. Assert that INSN has a jump label.
354 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
357 2009-07-01 Richard Guenther <rguenther@suse.de>
359 PR tree-optimization/19831
360 * tree-ssa-dce.c (propagate_necessity): Calls to functions
361 that only act as barriers do not make any previous stores necessary.
362 * tree-ssa-structalias.c (handle_lhs_call): Delay making
363 HEAP variables global, do not add a constraint from nonlocal.
364 (find_func_aliases): Handle escapes through return statements.
365 (compute_points_to_sets): Make escaped HEAP variables global.
367 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
370 * expmed.c (emit_store_flag): Perform a conversion if necessary,
371 after reducing a DImode cstore to SImode.
373 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
375 * expr.c (expand_expr_real_1): Reinstate fallthrough to
376 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
378 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
380 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
381 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
383 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
384 and umod_optab if TARGET_BSD_DIVMOD.
385 * config/vax/lib1funcs.asm: New file.
386 * config/vax/t-linux: New file.
387 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
389 2009-06-30 Jakub Jelinek <jakub@redhat.com>
392 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
393 to type arguments that have void type.
396 * dwarf2out.c (gen_formal_parameter_die): Call
397 equate_decl_number_to_die if node is different from origin.
399 2009-06-30 Anthony Green <green@moxielogic.com>
401 Clean up moxie port for --enable-build-with-cxx.
402 * config/moxie/moxie.c (moxie_function_value): First two
403 parameters are const_tree, not tree.
404 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
405 (REG_CLASS_NAMES): Ditto.
406 (REGNO_REG_CLASS): Ditto.
407 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
408 (moxie_function_value): Fix constyness of arguments.
410 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
412 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
413 finalize_size_functions before further processing.
414 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
415 (variable_size): Call self_referential_size on size expressions
416 that contain a PLACEHOLDER_EXPR.
417 (size_functions): New static variable.
418 (copy_self_referential_tree_r): New static function.
419 (self_referential_size): Likewise.
420 (finalize_size_functions): New global function.
421 * tree.c: Include tree-inline.h.
422 (push_without_duplicates): New static function.
423 (find_placeholder_in_expr): New global function.
424 (substitute_in_expr) <tcc_declaration>: Return the replacement object
426 <tcc_expression>: Likewise.
427 <tcc_vl_exp>: If the replacement object is a constant, try to inline
428 the call in the expression.
429 * tree.h (finalize_size_functions): Declare.
430 (find_placeholder_in_expr): Likewise.
431 (FIND_PLACEHOLDER_IN_EXPR): New macro.
432 (substitute_placeholder_in_expr): Update comment.
433 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
435 (copy_tree_body_r): Likewise.
436 (copy_tree_body): New static function.
437 (maybe_inline_call_in_expr): New global function.
438 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
439 (maybe_inline_call_in_expr): Declare.
440 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
441 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
444 2009-06-30 Richard Guenther <rguenther@suse.de>
446 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
448 (propagate_necessity): Do not mark reaching defs of stores
451 2009-06-30 Jan Hubicka <jh@suse.cz>
453 * cfgloopanal.c (check_irred): Move into ...
454 (mark_irreducible_loops): ... here; return true if ireducible
456 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
457 (analyze_function): Try to prove loop finiteness.
458 * cfgloop.h (mark_irreducible_loops): Update prototype.
459 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
461 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
463 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
465 2009-06-30 Ira Rosen <irar@il.ibm.com>
467 PR tree-optimization/40542
468 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
471 2009-06-30 Martin Jambor <mjambor@suse.cz>
473 PR tree-optimization/40582
474 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
475 than useless_type_conversion_p.
476 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
479 2009-06-30 Martin Jambor <mjambor@suse.cz>
482 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
484 2009-06-30 Richard Guenther <rguenther@suse.de>
486 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
487 use ao_ref references.
488 (walk_aliased_vdefs): Likewise.
489 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
490 * tree-ssa-dce.c (struct ref_data): Remove.
491 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
492 (mark_aliased_reaching_defs_necessary): Adjust.
493 (mark_all_reaching_defs_necessary_1): Likewise.
495 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
498 * expmed.c (emit_cstore): New name of emit_store_flag_1.
499 (emit_store_flag_1): Extract from emit_store_flag, adjust
500 calls to (what now is) emit_cstore.
501 (emit_store_flag): Call emit_store_flag_1 and also use it
502 for what used to be recursive calls.
504 2009-06-30 Wei Guozhi <carrot@google.com>
507 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
508 if the target bb post dominates from bb.
509 * config/i386/i386.c (memory_address_length): Check existence of base
510 register before using it.
512 2009-06-30 Nick Clifton <nickc@redhat.com>
513 DJ Delorie <dj@redhat.com>
515 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
516 __FMOVD_ENABLED__ is defined.
518 (TARGET_FMOVD): Provide a default definition.
519 (MASK_FMOVD): Likewise.
520 (TARGET_CPU_CPP_BUILTINS): Define
521 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
522 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
523 two fmov instructions depending upon whether TARGET_FMOVD is
525 (split for DF load from memory into register): Also handle
526 MEMs which consist of REG+DISP addressing.
527 (split for DF store from register to memory): Likewise.
528 * config/sh/sh.opt (mfmovd): Remove this switch.
529 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
530 * config/sh/sh.c (sh_override_options): Do not automatically
531 enable TARGET_MOVD for the SH2A when supporting doubles - leave
532 that to the -mfmovd command line switch.
534 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
536 (fldi_ok): Always allow.
537 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
539 2009-06-29 DJ Delorie <dj@redhat.com>
541 * doc/install.texi (mep-x-elf): Correct chip's full name.
543 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
545 * doc/extend.texi: Fix typo.
547 2009-06-29 Tom Tromey <tromey@redhat.com>
550 * Makefile.in (DWARF2_H): New variable.
552 (dwarf2out.o): Likewise.
553 (dwarf2asm.o): Likewise.
554 * config/i386/t-i386: Use DWARF2_H.
555 * except.c: Include elf/dwarf2.h.
556 * unwind-dw2.c: Include elf/dwarf2.h.
557 * dwarf2out.c: Include elf/dwarf2.h.
558 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
560 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
561 (size_of_loc_descr): Likewise.
562 (output_loc_operands_raw): Likewise.
563 (output_loc_operands): Handle new dtprel field.
564 (loc_checksum): Update.
565 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
566 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
567 * unwind-dw2-fde.c: Include elf/dwarf2.h.
568 * dwarf2asm.c: Include elf/dwarf2.h.
569 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
570 * config/mmix/mmix.c: Include elf/dwarf2.h.
571 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
572 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
573 * config/sh/sh.c: Include elf/dwarf2.h.
574 * config/i386/i386.c: Include elf/dwarf2.h.
576 2009-06-29 DJ Delorie <dj@redhat.com>
578 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
580 * doc/extend.texi: Add MeP attributes and pragmas.
581 * doc/invoke.text: Add MeP Options.
582 * doc/contrib.texi: Add MeP contribution.
583 * doc/md.texi: Add MeP constraints.
584 * doc/install.texi: Add MeP target.
586 2009-06-30 Anatoly Sokolov <aesok@post.ru>
588 * target.h (struct gcc_target): Add frame_pointer_required field.
589 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
590 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
591 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
593 * reload1.c (update_eliminables): (Ditto.).
594 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
595 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
596 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
598 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
600 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
601 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
602 (arm_frame_pointer_required): New function.
604 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
605 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
606 (avr_frame_pointer_required_p): Declare as static.
607 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
609 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
610 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
611 (bfin_frame_pointer_required): Make as static, change return type
613 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
615 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
616 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
617 (cris_frame_pointer_required): New function.
619 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
621 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
622 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
623 (fr30_frame_pointer_required): New function.
625 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
626 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
627 (frv_frame_pointer_required): Make as static, change return type
629 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
631 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
632 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
633 (ix86_frame_pointer_required): Make as static, change return type to
635 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
637 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
638 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
640 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
642 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
644 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
646 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
647 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
648 (mips_frame_pointer_required): Make as static.
649 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
651 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
652 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
653 (mmix_frame_pointer_required): Mew function.
655 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
656 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
658 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
660 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
662 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
664 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
665 (CAN_ELIMINATE): Redefine.
666 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
667 (sparc_frame_pointer_required): New function.
668 (sparc_can_eliminate): New function.
669 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
671 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
672 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
674 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
675 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
676 (xtensa_frame_pointer_required): Make as static, change return type
678 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
681 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
683 * doc/plugins.texi: Document PLUGIN_START_UNIT.
684 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
685 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
686 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
687 (register_callback): Handle PLUGIN_START_UNIT.
688 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
690 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
692 * tree.c (process_call_operands): Propagate TREE_READONLY from the
694 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
695 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
697 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
699 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
702 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
704 * doc/extend.texi (Additional Floating Types): __float128 is also
705 supported on i386 targets.
707 2009-06-29 Richard Guenther <rguenther@suse.de>
710 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
712 (pt_solutions_same_restrict_base): Declare.
713 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
715 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
716 (make_constraint_from, make_copy_constraint): Move earlier.
717 (make_constraint_from_heapvar): New function.
718 (make_constraint_from_restrict): Likewise.
719 (handle_lhs_call): Use it.
720 (find_func_aliases): Use it to track conversions to restrict
722 (struct fieldoff): Add only_restrict_pointers flag.
723 (push_fields_onto_fieldstack): Initialize it.
724 (create_variable_info_for): Track global restrict qualified pointers.
725 (intra_create_variable_infos): Use make_constraint_from_heapvar.
726 Track restrict qualified pointer arguments.
727 (set_uids_in_ptset): Use varinfo is_global_var flag.
728 (find_what_var_points_to): Set the vars_contains_restrict flag.
729 Always create the points-to solution for sets including restrict tags.
730 (pt_solutions_same_restrict_base): New function.
731 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
732 qualified pointers use pt_solutions_same_restrict_base as
733 additional source for disambiguation.
735 2009-06-29 Richard Guenther <rguenther@suse.de>
738 * alias.c (find_base_decl): Remove.
739 (get_deref_alias_set_1): Remove restrict handling.
740 * c-common.c (c_apply_type_quals_to_decl): Do not set
741 DECL_POINTER_ALIAS_SET.
742 * gimplify.c (find_single_pointer_decl_1): Remove.
743 (find_single_pointer_decl): Likewise.
744 (internal_get_tmp_var): Remove restrict handling.
745 (gimple_regimplify_operands): Likewise.
746 * omp-low.c (expand_omp_atomic_pipeline): Do not set
747 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
748 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
749 * tree.c (restrict_base_for_decl): Remove.
750 (init_ttree): Do not allocate it.
751 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
752 LABEL_DECL_UID for label decls.
753 (copy_node_stat): Do not copy restrict information.
754 (decl_restrict_base_lookup): Remove.
755 (decl_restrict_base_insert): Likewise.
756 (print_restrict_base_statistics): Likewise.
757 (dump_tree_statistics): Do not call print_restrict_base_statistics.
758 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
759 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
760 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
761 (LABEL_DECL_UID): Adjust.
762 (DECL_BASED_ON_RESTRICT_P): Remove.
763 (DECL_GET_RESTRICT_BASE): Likewise.
764 (SET_DECL_RESTRICT_BASE): Likewise.
765 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
767 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
768 instead of DECL_POINTER_ALIAS_SET.
769 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
770 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
771 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
773 2009-06-29 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/40579
776 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
777 the IL to simplify has constants that overflowed.
779 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
781 PR tree-optimization/40550
782 * tree-vect-generic.c (expand_vector_operations_1): Compute in
783 vector_compute_type only when the size of vector_compute_type is
784 less than the size of type.
786 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
788 * fold-const.c (contains_label_1): Fix comments.
789 (contains_label_p): Do not walk trees multiple time.
791 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
793 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
794 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
795 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
796 ix86_fp_comparison_operator.
797 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
798 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
799 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
800 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
801 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
802 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
803 (related splits): Change predicate to ix86_fp_comparison_operator.
804 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
805 instead of ix86_fp_comparison_codes.
806 (ix86_trivial_fp_comparison_operator,
807 ix86_fp_comparison_operator): New.
808 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
809 (ix86_expand_compare): Eliminate last two parameters.
810 (ix86_fp_jump_nontrivial_p): Kill.
811 * config/i386/i386.c (put_condition_code): Eliminate call to
812 ix86_fp_comparison_codes and subsequent assertion.
813 (ix86_fp_comparison_codes): Eliminate.
814 (ix86_fp_swap_condition): New.
815 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
816 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
817 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
818 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
819 and ix86_fp_swap_condition.
820 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
821 Use ix86_fp_comparison_strategy.
822 (ix86_expand_compare): Likewise. Eliminate last two arguments.
823 (ix86_fp_jump_nontrivial_p): Eliminate.
824 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
825 call to ix86_expand_compare.
826 (ix86_split_fp_branch, ix86_expand_setcc,
827 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
828 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
830 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
832 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
833 related to jump_clobbers.
834 * config/arm/arm.md (conds): Remove jump_clob case.
835 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
836 splits): Change comparison_operator to arm_comparison_operator.
837 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
840 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
842 * dojump.c (do_compare_rtx_and_jump): Try swapping the
843 condition for floating point modes.
844 * expmed.c (emit_store_flag_1): Move here a bigger part
846 (emit_store_flag): Try swapping the condition for floating point
848 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
850 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
852 * expr.c (expand_expr_real_1): Just use do_store_flag.
853 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
854 emit_store_flag_force.
855 * expmed.c (emit_store_flag_force): Copy here trick
856 previously in expand_expr_real_1. Try reversing the comparison.
857 (emit_store_flag_1): Work if target is NULL.
858 (emit_store_flag): Work if target is NULL, using the result mode
859 from the comparison. Use split_comparison, restructure final part
860 to simplify conditionals.
862 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
864 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
865 * dojump.c (do_jump): Change handling of floating-point
866 ops to use just do_compare_and_jump.
867 (split_comparison): New.
868 (do_compare_rtx_and_jump): Add here logic coming previously
869 in do_jump, using split_comparison.
871 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
874 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
876 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
878 * tree-ssa-alias.c: Fix unintentional commit.
880 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
882 * passes.c (execute_one_pass): Fix unintentional commit.
884 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
886 * df-problems.c (df_set_seen, df_unset_seen): Delete.
887 (df_rd_local_compute, df_md_local_compute): Inline them.
889 (df_md_scratch): New.
890 (df_md_alloc, df_md_free): Allocate/free it.
891 (df_md_local_compute): Only include live registers in init.
892 (df_md_transfer_function): Prune the in-set computed by
893 the confluence function, and the gen-set too.
895 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
897 PR rtl-optimization/26854
898 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
899 * df-problems.c (df_rd_add_problem): Fix comment.
900 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
901 df_md_simulate_artificial_defs_at_top,
902 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
903 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
904 df_md_transfer_function, df_md_init, df_md_confluence_0,
905 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
906 problem_MD, df_md_add_problem): New.
907 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
908 df_md_get_bb_info): New.
909 (DF_LAST_PROBLEM_PLUS1): Adjust.
911 * Makefile.in (fwprop.o): Include domwalk.h.
912 * fwprop.c: Include domwalk.h.
913 (reg_defs, reg_defs_stack): New.
914 (bitmap_only_bit_between): Remove.
916 (process_uses): Use reg_defs and local_md instead of
917 bitmap_only_bit_between and local_rd.
918 (single_def_use_enter_block): New, from build_single_def_use_links.
919 (single_def_use_leave_block): New.
920 (build_single_def_use_links): Remove code moved to
921 single_def_use_enter_block, invoke domwalk.
922 (use_killed_between): Adjust comment.
924 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
926 * bitmap.h (bitmap_ior_and_into): New.
927 * bitmap.c (bitmap_ior_and_into): New.
929 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
931 * domwalk.h (struct dom_walk_data): Remove all callbacks except
932 before_dom_children_before_stmts and after_dom_children_after_stmts.
933 Rename the two remaining callbacks to just before_dom_children and
934 after_dom_children. Remove other GIMPLE statement walking bits.
935 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
936 * graphite.c: Do not include domwalk.h.
937 * tree-into-ssa.c (interesting_blocks): New global.
938 (struct mark_def_sites_global_data): Remove it and names_to_rename.
939 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
940 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
941 now that they're not domwalk callbacks.
942 (rewrite_initialize_block): Rename to...
943 (rewrite_enter_block): ... this, place after called functions. Test
944 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
945 (rewrite_finalize_block): Rename to...
946 (rewrite_leave_block): ... this, place after called functions.
947 (rewrite_update_init_block): Rename to...
948 (rewrite_update_enter_block): ... this, place after called functions.
949 Test interesting_blocks, call rewrite_update_stmt and
950 rewrite_update_phi_arguments.
951 (rewrite_update_fini_block): Rename to...
952 (rewrite_leave_block): ... this, place after called functions.
953 (rewrite_blocks): Remove last argument, simplify initialization of
955 (mark_def_sites_initialize_block): Rename to...
956 (mark_def_sites_block): ... this, call mark_def_sites.
957 (mark_def_sites_blocks): Remove argument, simplify initialization of
959 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
960 (update_ssa): Likewise.
961 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
963 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
964 (dom_opt_initialize_block): Rename to...
965 (dom_opt_enter_block): ... this, place after called functions. Walk
966 statements here, inline propagate_to_outgoing_edges.
967 (dom_opt_finalize_block): Rename to...
968 (dom_opt_leave_block): ... this, place after called functions.
969 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
971 (dse_enter_block, dse_record_phi): New.
972 (dse_record_phis): Delete.
973 (dse_finalize_block): Rename to...
974 (dse_leave_block): ... this.
975 (tree_ssa_dse): Simplify initialization of walk_data.
976 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
977 Adjust initialization of walk_data.
978 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
979 * tree-ssa-loop-phiopt.c (get_non_trapping):
980 Adjust initialization of walk_data.
981 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
982 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
983 it's not a domwalk callback.
984 (uncprop_initialize_block): Rename to...
985 (dse_enter_block): ... this, call uncprop_into_successor_phis.
986 (dse_finalize_block): Rename to...
987 (dse_leave_block): ... this.
988 (tree_ssa_uncprop): Simplify initialization of walk_data.
989 * Makefile.in: Adjust dependencies.
991 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
993 * arm.md (casesi): Fix test for Thumb1.
994 (thumb1_casesi_internal_pic): Likewise.
995 (thumb1_casesi_dispatch): Likewise.
997 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
999 * config/arm/arm-cores.def: Added core cortex-m0.
1000 * config/arm/arm-tune.md: Regenerated.
1001 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1003 2009-06-26 DJ Delorie <dj@redhat.com>
1005 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1007 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1008 the scheduler doesn't tag jump insns.
1010 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1012 * c-decl.c (merge_decls): Re-indent.
1014 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1017 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1018 Special-case decimal float constants.
1020 2009-06-26 Richard Henderson <rth@redhat.com>
1022 * function.h (struct function): Add cannot_be_copied_reason,
1023 and cannot_be_copied_set.
1024 * tree-inline.c (has_label_address_in_static_1): Rename from
1025 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1026 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1027 don't set inline_forbidden_reason.
1028 (copy_forbidden): New function, split out of inline_forbidden_p.
1029 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1030 (inline_forbidden_p): Use copy_forbidden.
1031 (tree_versionable_function_p): Likewise.
1032 (inlinable_function_p): Merge into tree_inlinable_function_p.
1033 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1034 * ipa-cp.c (ipcp_versionable_function_p): New function.
1035 (ipcp_cloning_candidate_p): Use it.
1036 (ipcp_node_modifiable_p): Likewise.
1038 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1040 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1041 that is marked not to be inlined. Remove flag_mudflap use.
1042 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1043 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1045 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1048 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1049 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1051 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1053 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1055 (__mingwthr_remove_key_dtor): Likewise.
1057 2009-06-26 Richard Guenther <rguenther@suse.de>
1059 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1061 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1064 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1065 try the non-cond_exec path also.
1067 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1070 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1071 (output_cbranch): Use new functions.
1072 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1075 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1076 Pat Haugen <pthaugen@us.ibm.com>
1077 Revital Eres <ERES@il.ibm.com>
1079 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1080 for %c error. Add %x support to print VSX registers as a unified
1081 register set, instead of separate float and altivec registers.
1082 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1083 %y case, and add support for VSX pre-modify addresses.
1084 (output_toc): Add assert for CONST containing an integer constant
1086 (rs6000_adjust_cost): Add POWER7 support.
1087 (insn_must_be_first_in_group): Ditto.
1088 (insn_must_be_last_in_group): Ditto.
1089 (rs6000_emit_popcount): Ditto.
1090 (rs6000_vector_mode_supported_p): Ditto.
1092 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1093 Change some of the functions called by macros to being called
1094 through a pointer, so debug functions can be inserted if
1095 -mdebug=addr or -mdebug=cost.
1096 (rs6000_preferred_reload_class_ptr): Ditto.
1097 (rs6000_secondary_reload_class_ptr): Ditto.
1098 (rs6000_secondary_memory_needed_ptr): Ditto.
1099 (rs6000_cannot_change_mode_class_ptr): Ditto.
1100 (rs6000_secondary_reload_inner): Ditto.
1101 (rs6000_legitimize_reload_address): Ditto.
1102 (rs6000_legitimize_reload_address_ptr): Ditto.
1103 (rs6000_mode_dependent_address): Ditto.
1104 (rs6000_mode_dependent_address_ptr): Ditto.
1106 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1107 function to return true if the mode allows reg + integer
1109 (virtual_stack_registers_memory_p): New function to return true if
1110 the address refers to a virtual stack register.
1111 (rs6000_legitimate_offset_address_p): Move code to say whether a
1112 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1114 (rs6000_legitimate_address_p): Add checks for modes that only can
1115 do reg+reg addressing. Start adding VSX support.
1116 (rs6000_legitimize_reload_address): Ditto.
1117 (rs6000_legitimize_address): Ditto.
1118 (rs6000_debug_legitimate_address_p): New debug functions for
1119 -mdebug=addr and -mdebug=cost.
1120 (rs6000_debug_rtx_costs): Ditto.
1121 (rs6000_debug_address_costs): Ditto.
1122 (rs6000_debug_adjust_cost): Ditto.
1123 (rs6000_debug_legitimize_address): Ditto.
1124 (rs6000_legitimize_reload_address_ptr): Point to call normal
1125 function or debug function. Make functions called via pointer
1127 (rs6000_mode_dependent_address_ptr): Ditto.
1128 (rs6000_secondary_reload_class_ptr): Ditto.
1129 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1130 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1131 into a friendlier error.
1132 (rs6000_init_builtins): Add initial VSX support.
1133 (rs6000_adjust_cost): Fix some spacing issues.
1135 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1136 (REG_CLASS_NAMES): Ditto.
1137 (REG_CLASS_CONTENTS): Ditto.
1138 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1139 pointer, to add -mdebug=addr support.
1140 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1141 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1142 -mdebug=addr support.
1143 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1144 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1145 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1147 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1149 (bswapsi*): Set attribute types for load/store. Add combiner
1150 patterns to eliminate zero extend on 64-bit.
1151 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1152 stdbrx if the hardware supports those instructions.
1154 2009-06-25 Ian Lance Taylor <iant@google.com>
1156 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1157 (Link Options): Document -static-libstdc++.
1159 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1162 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1163 DATA_ALIGNMENT instead.
1165 2009-06-25 Richard Guenther <rguenther@suse.de>
1167 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1168 indirect references against the callused/escaped solutions.
1169 (call_may_clobber_ref_p_1): Likewise.
1171 2009-06-25 Martin Jambor <mjambor@suse.cz>
1173 PR tree-optimization/40493
1174 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1175 (enum unscalarized_data_handling): New type.
1176 (handle_unscalarized_data_in_subtree): Return what has been done.
1177 (load_assign_lhs_subreplacements): Handle left flushes differently.
1178 (sra_modify_assign): Use unscalarized_data_handling, simplified
1179 condition determining whether to remove the statement.
1181 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1183 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1184 excerpt - @ should be doubled for texinfo.
1186 2009-06-24 Ian Lance Taylor <iant@google.com>
1188 * config/arc/arc.c: Include "df.h".
1189 (arc_attribute_table): Make static. Move higher in file.
1190 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1191 (output_shift): Initialize n later to avoid warning.
1192 * config/arm/arm.c (arm_attribute_table): Make static. Move
1194 * config/avr/avr.c (avr_attribute_table): Make static. Move
1196 (reg_class_tab): Change array type from int to enum reg_class.
1197 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1199 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1200 (lshrhi3_out): Likewise.
1201 (class_likely_spilled_p): Change return type to bool.
1202 (avr_rtx_costs): Use local code variable with enum type.
1203 * config/avr/avr.md (movmemhi): Use add_reg_note.
1204 (andhi3, andsi3): Don't use AS2 with "and".
1205 (iorhi3, iorsi3): Don't use AS2 with "or".
1206 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1207 * config/crx/crx.c: Include "df.h".
1208 (crx_attribute_table): Make static.
1209 * config/m32r/m32r.c: Include "df.h".
1210 (m32r_attribute_table): Make static. Move higher in file.
1211 (pop): Use add_reg_note.
1212 (block_move_call): Change 0 to LCT_NORMAL in function call.
1213 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1214 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1215 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1216 declare, not just when TREE_CODE is defined.
1217 * config/m68hc11/m68hc11.c: Include "expr.h".
1218 (m68hc11_attribute_table): Make static. Move higher in file.
1219 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1221 (m68hc11_register_indirect_p): Likewise.
1222 (m68hc11_function_arg_padding): Change return type to enum
1224 (emit_move_after_reload): Use add_reg_note.
1225 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1226 (m68hc11_split_logical): Likewise.
1227 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1229 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1230 to VOIDmode in function call.
1231 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1233 (m68hc11_split_logical): Update declaration.
1234 (m68hc11_function_arg_padding): Update declaration.
1235 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1236 to array of enum reg_class.
1237 (mcore_attribute_table): Make static. Move higher in file.
1238 (mcore_rtx_costs): Add cast to enum type.
1239 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1240 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1241 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1243 * config/sh/predicates.md (trapping_target_operand): Rename and to
1245 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1247 * config/spu/spu.c (spu_attribute_table): Make static. Move
1249 * config/v850/v850.c (v850_attribute_table): Make static. Move
1251 (v850_rtx_costs): Use local code with enum type.
1252 (expand_epilogue): Add cast.
1253 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1255 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1258 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1259 -m2a-single-only and -m2a-nofpu.
1260 * config/sh/sh.opt: Document m2a generates FPU code.
1262 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1264 * defaults.h (CAN_ELIMINATE): Provide default.
1265 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1266 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1267 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1268 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1269 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1270 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1271 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1272 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1273 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1274 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1276 2009-06-24 DJ Delorie <dj@redhat.com>
1278 * mep-ext-cop.cpu: Fix copyright notice.
1279 * mep-default: Fix copyright notice.
1280 * mep-core: Fix copyright notice.
1281 * mep: Fix copyright notice.
1282 * mep-ivc2: Fix copyright notice.
1283 * mep-c5: Fix copyright notice.
1285 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1287 * doc/contrib.texi (Contributors):
1289 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1292 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1293 src and dst operands if necessary.
1295 2009-06-23 DJ Delorie <dj@redhat.com>
1298 * config.gcc: Add mep support.
1299 * recog.c: Resurrect validate_replace_rtx_subexp().
1300 * recog.h: Likewise.
1301 * config/mep/: Add new port:
1302 * config/mep/constraints.md: New file.
1303 * config/mep/default.h: New file.
1304 * config/mep/intrinsics.h: New file.
1305 * config/mep/intrinsics.md: New file.
1306 * config/mep/ivc2-template.h: New file.
1307 * config/mep/mep-c5.cpu: New file.
1308 * config/mep/mep-core.cpu: New file.
1309 * config/mep/mep-default.cpu: New file.
1310 * config/mep/mep-ext-cop.cpu: New file.
1311 * config/mep/mep-intrin.h: New file.
1312 * config/mep/mep-ivc2.cpu: New file.
1313 * config/mep/mep-lib1.asm: New file.
1314 * config/mep/mep-lib2.c: New file.
1315 * config/mep/mep-pragma.c: New file.
1316 * config/mep/mep-protos.h: New file.
1317 * config/mep/mep-tramp.c: New file.
1318 * config/mep/mep.c: New file.
1319 * config/mep/mep.cpu: New file.
1320 * config/mep/mep.h: New file.
1321 * config/mep/mep.md: New file.
1322 * config/mep/mep.opt: New file.
1323 * config/mep/predicates.md: New file.
1324 * config/mep/t-mep: New file.
1326 2009-06-23 Ian Lance Taylor <iant@google.com>
1328 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1329 from loose_warn into c_loose_warn and from strict_warn into
1330 c_strict_warn. Set and substitute warn_cxxflags. Check for
1331 --enable-build-with-cxx. Set and substitute
1332 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1333 * Makefile.in (CXXFLAGS): New variable.
1334 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1335 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1336 the default is the same as $(STRICT_WARN).
1337 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1338 (CXX): New variable.
1339 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1340 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1341 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1342 (HOST_LIBS): New variable.
1343 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1344 (ALL_CXXFLAGS): New variable.
1345 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1346 * doc/install.texi (Configuration): Document
1347 --enable-build-with-cxx, --with-stage1-ldflags,
1348 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1349 * configure: Rebuild.
1351 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1353 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1354 from previous commit.
1356 2009-06-23 Ian Lance Taylor <iant@google.com>
1358 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1360 2009-06-23 Ian Lance Taylor <iant@google.com>
1362 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1363 with ATTRIBUTE_UNUSED.
1365 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1366 Pat Haugen <pthaugen@us.ibm.com>
1367 Revital Eres <eres@il.ibm.com>
1369 * config.in (HAVE_AS_POPCNTD): Add default definition.
1370 (HAVE_AS_LWSYNC): Ditto.
1372 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1374 (gcc_cv_as_powerpc_cmpb): Ditto.
1375 (gcc_cv_as_powerpc_dfp): Ditto.
1376 (gcc_cv_as_powerpc_vsx): Ditto.
1377 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1378 supporting the popcntd/lwsync instructions.
1379 (gcc_cv_as_powerpc_lwsync): Ditto.
1380 * configure: Regenerate.
1382 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1383 -mcpu=native and -mcpu=power7.
1384 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1386 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1387 a variable instead of a mask to reduce the number of mask bits.
1388 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1389 (-mbit-word): Ditto.
1390 (-mregnames): Ditto.
1391 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1392 (-mfused-madd): Ditto.
1394 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1396 (-mvsx): New switch for VSX instructions.
1397 (-misel): Move from a variable to a mask to allow it to be set by
1400 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1401 function declaration to an array declaration.
1402 (rs6000_hard_regno_nregs): New external array declaration.
1404 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1405 files included by rs6000.md.
1407 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1408 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1410 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1412 (rs6000_debug_reg): New -mdebug= variables.
1413 (rs6000_debug_addr): Ditto.
1414 (rs6000_debug_cost): Ditto.
1415 (rs6000_pmode): New variable to hold Pmode.
1416 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1417 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1418 calculated at compiler start.
1419 (rs6000_hard_regno_nregs): Change function to an array which holds
1420 HARD_REGNO_NREGS calculated at compiler start.
1421 (rs6000_explicit_options): Delete isel field.
1422 (rs6000_vector_unit): New array to hold which vector unit
1423 supports arithmetic options for a given type.
1424 (rs6000_vector_mem): New array to hold which vector unit supports
1425 memory reference operations for a given type.
1426 (rs6000_vector_align): New array to given the alignment of each
1428 (power7_cost): New basic costs for power7.
1429 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1430 (rs6000_hard_regno_nregs_internal): New function, moved from
1431 HARD_REGNO_NREGS, to calculate the number of registers each hard
1432 register takes for each type.
1433 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1434 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1435 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1436 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1437 unit information here so it is calculated once at compiler startup
1439 (rs6000_override_options): Make -misel a target mask. Add more
1440 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1441 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1443 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1444 (rs6000_handle_option): Move -misel from variable to target mask.
1445 (rs6000_builtin_mask_for_load): Add VSX support.
1446 (rs6000_conditional_register_usage): Ditto.
1447 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1448 (function_arg_boundary): Ditto.
1449 (rs6000_expand_builtin): Ditto.
1450 (def_builtin): Make abort message a little friendlier.
1451 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1453 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1454 assembler support the popcntd instruction instead of a vsx
1455 instruction to enable power7 support.
1456 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1457 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1458 option to the assembler if -mcpu=native.
1459 (ASM_CPU_NATIVE_SPEC): Ditto.
1460 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1462 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1463 the lwsync instruction.
1464 (enum processor_type): Add PROCESSOR_POWER7.
1465 (rs6000_debug_reg): New -mdebug= options.
1466 (rs6000_debug_addr): Ditto.
1467 (rs6000_debug_cost): Ditto.
1468 (rs6000_isel): Delete.
1469 (enum rs6000_vector): New enum to say what vector unit we have.
1470 (VECTOR_UNIT_*): New macros to say which vector unit has
1471 arithmetic operations for a given type.
1472 (VECTOR_MEM_*): New macros to say which vector unit has memory
1473 operations for a given type.
1474 (TARGET_LDBRX): Whether the machine supports the ldbrx
1476 (TARGET_ISEL): Delete, -misel moved to be a mask.
1477 (TARGET_ISEL64): New macro for 64-bit isel support.
1478 (UNITS_PER_VSX_WORD): New macro.
1479 (POINTER_SIZE): Move to be an external variable, rather than
1480 calculating whether we are generating 32 ot 64-bit code.
1482 (STACK_BOUNDARY): Add VSX support.
1483 (LOCAL_ALIGNMENT): Ditto.
1484 (SLOW_UNALIGNED_ACCESS): Ditto.
1485 (VSX_REGNO_P): New macro for VSX support.
1486 (VFLOAT_REGNO_P): Ditto.
1487 (VINT_REGNO_P): Ditto.
1488 (VLOGICAL_REGNO_P): Ditto.
1489 (VSX_VECTOR_MODE): Ditto.
1490 (VSX_SCALAR_MODE): Ditto.
1492 (VSX_MOVE_MODE): Ditto.
1493 (VSX_REG_CLASS_P): Ditto.
1494 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1496 (UNITS_PER_SIMD_WORD): Add VSX support.
1497 (MODES_TIEABLE_P): Ditto.
1498 (STARTING_FRAME_OFFSET): Ditto.
1499 (STACK_DYNAMIC_OFFSET): Ditto.
1500 (EPILOGUE_USES): Ditto.
1501 (REGNO_REG_CLASS): Move to array lookup.
1502 (CLASS_MAX_NREGS): Ditto.
1503 (rs6000_vector_reg_class): Add declaration.
1504 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1505 overlap with the floating point and Altivec registers.
1507 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1509 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1510 give the appropriate asm switches if -mcpu=native.
1511 (host_detect_local_cpu): Add support for "asm".
1512 (host_detect_local_cpu): Follow GNU code guidelines for name.
1514 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1515 -mbit-word to a variable instead of being a target mask.
1517 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1518 emit the lwsync instruction instead of emitting the instruction as
1519 an integer constant.
1521 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1522 fixuns_trundfsi2, move expander into rs6000.md.
1524 * config/rs6000/rs6000.md (cpu): Add power7.
1525 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1526 (logical predicate patterns): Change the single instruction
1527 primitives that set CR0 to be fast_compare instead of compare.
1529 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1530 (popcntddi2): Ditto.
1531 (popcount<mode>): Ditto.
1532 (floating multiply/add insns): Name the floating point
1534 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1535 (isel_unsigned_<mode>): Ditto.
1536 (fixuns_trundfsi2): Move expander here from spe.md.
1537 (smindi3): Define if we have -misel on 64-bit systems.
1542 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1544 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1546 * config/avr/avr.c (avr_current_device): New variable.
1547 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1548 (avr_arch, mcu_type_s): Move to avr.h.
1549 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1550 default_data_section_start fields.
1551 (avr_arch): Moved from avr.c.
1552 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1553 library_name fields.
1554 (avr_current_device, avr_mcu_types, avr_arch_types,
1555 avr_device_to_arch, avr_device_to_data_start,
1556 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1557 (EXTRA_SPEC_FUNCTIONS): Define.
1558 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1559 options mapping. Use device_to_arch and device_to_data_start insted.
1560 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1561 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1562 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1563 * config/avr/driver-avr.c: New file.
1564 * config/avr/avr-devices.c: New file.
1566 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1568 * var-tracking.c (unshare_variable): Force initialized to
1569 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1570 (set_variable_part): Likewise.
1571 (struct variable_union_info): Remove pos_src field.
1572 (vui_vec, vui_allocated): New variables.
1573 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1574 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1575 == 1 use a simpler sorting algorithm. Compute pos field right
1576 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1577 Avoid quadratic comparison if !flag_var_tracking_uninit.
1578 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1579 unshare_variable unconditionally.
1580 (dataflow_set_different_2): Removed.
1581 (dataflow_set_different): Don't traverse second hash table.
1582 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1583 unconditionally to var_reg_set or var_mem_set.
1584 (emit_notes_in_bb): Likewise.
1585 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1587 (emit_note_insn_var_location): Don't set initialized to
1588 VAR_INIT_STATUS_INITIALIZED early.
1589 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1591 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1593 * tree-object-size.c (addr_object_size): Instead of checking
1594 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1595 are no FIELD_DECLs following it.
1597 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1599 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1600 order to match bswaps with signed source operands.
1602 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1604 * sdbout.c (sdbout_one_type): Fix braces in switch.
1606 2009-06-23 Richard Guenther <rguenther@suse.de>
1608 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1610 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1611 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1612 var_callused, callused_tree, var_storedanything, storedanything_tree,
1613 var_integer, integer_tree): Remove global variables.
1614 (new_var_info): Do not pass new id, append the new var to the
1615 global variable vector.
1616 (do_ds_constraint): Use is_global_var member of the variable-info.
1617 (new_scalar_tmp_constraint_exp): Adjust.
1618 (create_function_info_for): Likewise.
1619 (create_variable_info_for): Likewise.
1620 (find_what_var_points_to): Remove dead code.
1621 (init_base_vars): Simplify.
1622 (compute_points_to_sets): Adjust.
1624 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1626 * combine.c (try_combine): Dump information about the insns we're
1629 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1631 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1632 check when calling force_to_mode on TRUNCATE's operand.
1634 2009-06-22 Ian Lance Taylor <iant@google.com>
1636 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1638 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1640 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1642 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1644 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1645 override library linkage flags such as -static-libgcc or
1648 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1650 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1652 2009-06-22 Ian Lance Taylor <iant@google.com>
1654 * config/linux.opt: Put mglibc ahead of muclibc.
1656 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1657 for duplicate decls.
1659 2009-06-22 Matthias Klose <doko@ubuntu.com>
1661 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1663 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1666 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1667 instead of NULL if a parser error occurs.
1669 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1671 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1672 non-DWARF2_DEBUGGING_INFO version.
1674 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1676 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1677 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1679 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1680 (LIBGCC2_TF_CEXT): Define.
1683 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1686 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1688 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1690 * config/arm/arm.c (arm_override_options): Disable
1691 -mcaller-super-interworking and -mcallee-super-interworking.
1692 * doc/invoke.texi (ARM Options): Document this.
1694 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1696 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1697 * config/arm/constraints.md (j): New constraint for movw operands.
1698 (N): Remove thumb2 meaning.
1699 * config/arm/arm.md (*arm_movw): Delete.
1700 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1701 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1702 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1704 2009-06-22 Martin Jambor <mjambor@suse.cz>
1706 PR tree-optimization/40492
1707 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1708 build_ref_for_offset.
1710 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1712 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1713 JUMP_TABLE_DATA_P predicates where applicable.
1714 * auto-inc-dec.c: Ditto.
1715 * builtins.c: Ditto.
1716 * caller-save.c: Ditto.
1718 * cfgcleanup.c: Ditto.
1719 * cfglayout.c: Ditto.
1722 * combine-stack-adj.c: Ditto.
1728 * dwarf2asm.c: Ditto.
1729 * dwarf2out.c: Ditto.
1730 * emit-rtl.c: Ditto.
1736 * function.c: Ditto.
1739 * genpreds.c: Ditto.
1740 * genrecog.c: Ditto.
1742 * ira-costs.c: Ditto.
1743 * ira-lives.c: Ditto.
1746 * lower-subreg.c: Ditto.
1747 * modulo-sched.c: Ditto.
1749 * postreload.c: Ditto.
1750 * print-rtl.c: Ditto.
1759 * sched-vis.c: Ditto.
1761 * sel-sched-ir.c: Ditto.
1762 * simplify-rtx.c: Ditto.
1763 * targhooks.c: Ditto.
1764 * var-tracking.c: Ditto.
1765 * vmsdbgout.c: Ditto.
1767 2009-06-22 Matthias Klose <doko@ubuntu.com>
1769 * Makefile.in (install-plugin): Always use DESTDIR.
1771 2009-06-22 Olivier Hainque <hainque@adacore.com>
1773 * config/pa/pa.c (output_call): Don't optimize post call jumps
1774 into return address adjustments if the call may throw.
1776 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1778 * arm.c (thumb1_output_casesi): New function.
1779 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1780 optimizing for size or PIC.
1781 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1782 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1783 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1784 (thumb1_casesi_internal_pic): New expand rule.
1785 (thumb1_casesi_dispatch): New pattern.
1786 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1788 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1789 in the text seciton when PIC or optimizing for size.
1790 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1791 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1792 preservation properties of code.
1793 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1794 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1795 (__gnu_thumb1_case_si): New function.
1796 * t-arm (LIB1ASMSRC): Define here.
1797 (LIB1ASMFUNCS): Add some common functions.
1798 * t-arm-elf (LIB1ASMSRC): Delete.
1799 (LIB1ASMFUNCS): Append to existing set.
1800 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1801 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1802 * t-symbian (LIB1ASMFUNCS): Likewise.
1803 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1804 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1806 2009-06-21 Richard Guenther <rguenther@suse.de>
1808 PR tree-optimization/38729
1809 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1810 to loops with a single exit if -fno-expensive-optimizations.
1812 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1814 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1815 (dataflow_set): Change vars type from htab_t to shared_hash.
1816 (shared_hash_pool, empty_shared_hash): New variables.
1817 (vars_clear): Removed.
1818 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1819 shared_hash_find_slot_unshare, shared_hash_find_slot,
1820 shared_hash_find_slot_noinsert, shared_hash_find): New
1822 (shared_hash_unshare, shared_hash_destroy): New functions.
1823 (unshare_variable): Unshare set->vars if shared, use
1825 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1826 (get_init_value, find_src_set_src, dump_dataflow_set,
1827 clobber_variable_part, emit_notes_for_differences): Use
1829 (dataflow_set_init): Remove second argument, set vars to
1830 empty_shared_hash instead of creating a new htab.
1831 (dataflow_set_clear): Call shared_hash_destroy and set vars
1832 to empty_shared_hash instead of calling vars_clear.
1833 (dataflow_set_copy): Don't call vars_copy, instead just share
1834 the src htab with dst.
1835 (variable_union): Use shared_hash_*, use initially NO_INSERT
1836 lookup if set->vars is shared. Don't keep slot cleared before
1837 calling unshare_variable. Unshare set->vars if needed.
1838 Even ->refcount == 1 vars must be unshared if set->vars is shared
1839 and var needs to be modified.
1840 (variable_canonicalize): New function.
1841 (dataflow_set_union): If dst->vars is empty, just share src->vars
1842 with dst->vars and traverse with variable_canonicalize to canonicalize
1843 and unshare what is needed.
1844 (dataflow_set_different): If old_set and new_set use the same shared
1845 htab, they aren't different. If number of htab elements is different,
1846 htabs are different. Use shared_hash_*.
1847 (dataflow_set_destroy): Call shared_hash_destroy instead of
1849 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1850 second argument to dataflow_set_init.
1851 (vt_initialize): Likewise. Initialize shared_hash_pool and
1852 empty_shared_hash, move bb in/out initialization afterwards.
1853 Use variable_htab_free instead of NULL as changed_variables del hook.
1854 (variable_was_changed): Change type of second argument to pointer to
1855 dataflow_set. When inserting var into changed_variables, bump
1856 refcount. Unshare set->vars if set is shared htab and slot needs to
1858 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1859 lookup if set->vars is shared. Unshare set->vars if needed.
1860 Even ->refcount == 1 vars must be unshared if set->vars is shared
1861 and var needs to be modified. Adjust variable_was_changed caller.
1862 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1863 vars must be unshared if set->vars is shared and var needs to be
1864 modified. Adjust variable_was_changed caller.
1865 (emit_note_insn_var_location): Don't pool_free var.
1866 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1868 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1869 free_alloc_pool on shared_hash_pool.
1871 2009-06-20 Anthony Green <green@moxielogic.com>
1873 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1874 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1876 2009-06-20 Richard Guenther <rguenther@suse.de>
1878 * tree-ssa-structalias.c (find_func_aliases): For memset use
1879 a constraint from NULL if we memset to zero.
1880 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1881 we explicitly handle that do not read from memory.
1882 (call_may_clobber_ref_p_1): Properly handle builtins that may
1885 2009-06-20 Richard Guenther <rguenther@suse.de>
1887 PR tree-optimization/40495
1888 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1889 (new_scalar_tmp_constraint_exp): New function.
1890 (process_constraint): Do not create temporary decls.
1891 (process_all_all_constraints): Likewise.
1892 (handle_const_call): Likewise.
1893 (create_function_info_for): Do not set decl.
1895 2009-06-19 Ian Lance Taylor <iant@google.com>
1897 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1898 (rs6000_attribute_table): Make static; move before use.
1900 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1902 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1903 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1904 Propagate the TREE_READONLY flag without overwriting it.
1905 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1906 Propagate the TREE_READONLY flag onto the result.
1907 (process_call_operands): Move around. Use correct constant value.
1909 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1912 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1913 * config/arm/arm.md: Likewise.
1915 2009-06-19 Ian Lance Taylor <iant@google.com>
1917 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1918 to GIMPLE_ERROR_MARK.
1920 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1921 op2_original_type parameters. Warn about using different enum types.
1922 * c-parser.c (c_parser_conditional_expression): Pass original
1923 types to build_conditional_expr.
1924 * c-tree.h (build_conditional_expr): Update declaration.
1926 2009-06-19 Ian Lance Taylor <iant@google.com>
1928 * config/i386/i386.c (ix86_function_specific_save): Test that
1929 fields match values, rather than testing the values are in a
1932 2009-06-19 Richard Guenther <rguenther@suse.de>
1934 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1936 (ptr_derefs_may_alias_p): Likewise.
1937 (ptr_deref_may_alias_ref_p_1): New function.
1938 (ptr_deref_may_alias_ref_p): Likewise.
1939 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1940 covered by looking at the ESCAPED solution.
1941 (call_may_clobber_ref_p_1): Likewise.
1942 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1943 Handle NULL_TREE offset. Do not produce redundant constraints.
1944 (process_all_all_constraints): New helper function.
1945 (do_structure_copy): Use it.
1946 (handle_lhs_call): Likewise.
1947 (find_func_aliases): Handle some builtins with pointer arguments
1948 and/or return values explicitly.
1950 2009-06-19 Ian Lance Taylor <iant@google.com>
1952 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1954 2009-06-19 Ian Lance Taylor <iant@google.com>
1956 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1958 2009-06-19 Ian Lance Taylor <iant@google.com>
1960 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1961 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1964 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1965 uninitialized const.
1967 2009-06-19 Ian Lance Taylor <iant@google.com>
1969 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1972 * c-decl.c (in_struct, struct_types): Remove.
1973 (struct c_binding): Add in_struct field.
1974 (c_binding_ptr): Define type, along with VEC.
1975 (struct c_struct_parse_info): Define.
1976 (struct_parse_info): New static variable.
1977 (bind): Initialize in_struct field.
1978 (start_struct): Remove enclosing_in_struct and
1979 enclosing_struct_types parameters. Add
1980 enclosing_struct_parse_info parameter. Change all callers. Set
1981 struct_parse_info rather than in_struct and struct_types.
1982 (grokfield): If -Wc++-compat and there is a symbol binding for the
1983 field name, set the in_struct flag and push it on the
1984 struct_parse_info->fields vector.
1985 (warn_cxx_compat_finish_struct): New static function.
1986 (finish_struct): Remove enclosing_in_struct and
1987 enclosing_struct_types parameters. Add
1988 enclosing_struct_parse_info parameter. Change all callers. Don't
1989 set C_TYPE_DEFINED_IN_STRUCT here. Call
1990 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1991 parameter. Only push on struct_types if warn_cxx_compat.
1992 (finish_enum): Only push on struct_types if warn_cxx_compat.
1993 (declspecs_add_type): Add loc parameter. Change all callers.
1994 Change all error calls to error_at. Pass loc, not input_location,
1995 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1996 defined in a struct. If -Wc++-compat and parsing a struct, record
1997 that a typedef name was used.
1998 * c-parser.c (c_parser_declspecs): Get location to pass to
2000 (c_parser_struct_or_union_specifier): Update calls to start_struct
2002 * c-tree.h (struct c_struct_parse_info): Declare.
2003 (finish_struct, start_struct): Update declarations.
2004 (declspecs_add_type): Update declaration.
2006 2009-06-19 Ian Lance Taylor <iant@google.com>
2008 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2009 variable with an anonymous type.
2011 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2013 * see.c: Remove for real.
2015 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2017 * optabs.h (enum optab_index): Add new OTI_significand.
2018 (significand_optab): Define corresponding macro.
2019 * optabs.c (init_optabs): Initialize significand_optab.
2020 * genopinit.c (optabs): Implement significand_optab using
2021 significand?f2 patterns.
2022 * builtins.c (expand_builtin_mathfn): Handle
2023 BUILT_IN_SIGNIFICAND{,F,L}.
2024 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2025 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2027 * config/i386/i386.md (significandxf2, significand<mode>2): New
2028 expanders to implement significandf, significand and significandl
2029 built-ins as inline x87 intrinsics.
2031 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2033 * config/avr/avr.c (avr_override_options): Remove setting value of
2034 PARAM_INLINE_CALL_COST.
2036 2009-06-18 Richard Henderson <rth@redhat.com>
2039 * tree-pass.h (TDF_ASMNAME): New.
2040 * tree-dump.c (dump_options): Add asmname.
2041 * doc/invoke.texi: Document it.
2043 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2044 (dump_decl_name): ...here.
2045 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2046 (dump_generic_node): Update dump_function_name calls.
2047 (print_call_name): New flags arg; update all dump calls.
2048 * diagnostic.h (print_call_name): Update.
2049 * gimple-pretty-print.c (dump_gimple_call): Update.
2051 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2054 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2056 2009-06-18 Diego Novillo <dnovillo@google.com>
2058 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2059 * plugin.c (str_license): Declare.
2060 (try_init_one_plugin): Assert that the symbol
2061 'plugin_is_GPL_compatible' exists.
2063 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2066 * Makefile.in (OBJS-common): Remove see.o.
2068 * common.opt (fsee): Mark as preserved for backward compatibility.
2069 * opts.c (common_handle_option): Add OPT_fsee to the backward
2070 compatibility section.
2071 * passes.c (init_optimization_passes, pass_see): Remove pass.
2072 * timevar.def (TV_SEE): Remove.
2073 * tree-pass.h (pass_see): Remove declaration.
2074 * doc/invoke.texi (-fsee): Remove documentation.
2076 2009-06-18 Martin Jambor <mjambor@suse.cz>
2078 * tree-sra.c: Include statistics.h
2079 (sra_stats): New variable.
2080 (sra_initialize): Clear sra_stats.
2081 (create_access_replacement): Increment sra_stats.replacements.
2082 (get_access_replacement): Do not return twice.
2083 (analyze_all_variable_accesses): Increment statistics counter by the
2084 number of scalarized aggregates.
2085 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2086 (sra_modify_expr): Increment sra_stats.exprs.
2087 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2088 (sra_modify_assign): Increment sra_stats.exprs,
2089 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2090 (perform_intra_sra): Update statistics counters.
2091 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2093 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2095 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2096 (arm_scalar_mode_supported_p): New function.
2098 2009-06-18 Paul Brook <paul@codesourcery.com>
2099 Sandra Loosemore <sandra@codesourcery.com>
2101 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2102 (__extendhfsf2, __truncsfhf2): Define.
2103 * config/arm/fp16.c: New file.
2104 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2105 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2107 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2109 * doc/extend.texi (Half-Precision): New section.
2110 * doc/invoke.texi (Option Summary): List -mfp16-format.
2111 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2112 * config/arm/arm.opt (mfp16-format=): New.
2113 * config/arm/arm.c: Include intl.h.
2114 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2115 (TARGET_INVALID_RETURN_TYPE): Redefine.
2116 (TARGET_PROMOTED_TYPE): Redefine.
2117 (TARGET_CONVERT_TO_TYPE): Redefine.
2118 (arm_fp16_format): Define.
2119 (all_fpus): Add entry for neon-fp16.
2120 (fp_model_for_fpu): Likewise.
2121 (struct fp16_format): Declare.
2122 (all_fp16_formats): Define.
2123 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2125 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2127 (arm_legitimate_index_p): Treat HFmode like HImode.
2128 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2129 (coproc_secondary_reload_class): Special-case HFmode.
2130 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2131 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2132 (arm_init_fp16_builtins): New.
2133 (arm_init_builtins): Call it.
2134 (arm_invalid_parameter_type): New.
2135 (arm_invalid_return_type): New.
2136 (arm_promoted_type): New.
2137 (arm_convert_to_type).
2138 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2140 (arm_emit_fp16_const): New function.
2141 (arm_mangle_type): Mangle __fp16 as "Dh".
2142 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2144 (TARGET_NEON_FP16): New.
2145 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2146 (enum fputype): Add FPUTYPE_NEON_FP16.
2147 (enum arm_fp16_format_type): Declare.
2148 (arm_fp16_format): Declare.
2149 (LARGEST_EXPONENT_IS_NORMAL): Define.
2150 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2151 * config/arm/arm-modes.def (HFmode): Define.
2152 * config/arm/vfp.md: (*movhf_vfp): New.
2155 * config/arm/arm.md: (fpu): Add neon_fp16.
2156 (floatsihf2, floatdihf2): New.
2157 (fix_trunchfsi2, fix_trunchfdi2): New.
2161 (*arm32_movhf): New.
2162 (*thumb1_movhf): New.
2163 (consttable_2): Add check for HFmode constants.
2164 (consttable_4): Handle HFmode constants.
2166 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2168 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2170 2009-06-17 Olivier Hainque <hainque@adacore.com>
2172 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2173 const char ** conversion in AIX specific section.
2175 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2177 * config/i386/i386.c (ix86_special_builtin_type): Remove
2178 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2179 (bdesc_special_args): Updated.
2180 (ix86_init_mmx_sse_builtins): Likewise.
2181 (ix86_expand_special_args_builtin): Likewise.
2183 2009-06-17 Richard Henderson <rth@redhat.com>
2185 * tree-pretty-print.c (maybe_dump_asm_name): New.
2186 (dump_decl_name): Use it.
2187 (PRINT_FUNCTION_NAME): Merge into...
2188 (dump_function_name): ... here. Use maybe_dump_asm_name.
2190 2009-06-17 Cary Coutant <ccoutant@google.com>
2192 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2194 * debug.c (struct gcc_debug_hooks): Change placeholder for
2196 (debug_nothing_int_charstar_int): Replaced by...
2197 (debug_nothing_int_charstar_int_bool): ...this.
2198 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2199 source_line prototype.
2200 (debug_nothing_int_charstar_int): Replaced by...
2201 (debug_nothing_int_charstar_int_bool): ...this.
2202 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2203 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2204 Output is_stmt operand when necessary.
2205 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2206 (notice_source_line): Add is_stmt parameter.
2207 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2208 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2210 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2211 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2213 2009-06-17 Ian Lance Taylor <iant@google.com>
2215 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2217 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2220 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2222 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2223 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2224 tree_strip_sign_nop_conversions and
2225 tree_ssa_strip_useless_type_conversions rather than stripping
2226 the operations here.
2227 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2229 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2230 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2231 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2232 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2235 2009-06-17 Michael Eager <eager@eagercon.com>
2237 * config/rs6000/constraints.md (register_constraint "d"): New.
2238 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2239 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2240 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2241 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2242 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2243 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2244 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2245 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2246 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2247 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2249 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2250 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2251 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2252 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2253 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2254 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2255 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2256 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2257 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2258 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2259 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2260 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2261 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2262 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2264 2009-06-16 Ian Lance Taylor <iant@google.com>
2266 * profile.c (total_num_never_executed): Don't define.
2267 (compute_branch_probabilities): Don't count or print
2269 (init_branch_prob): Don't set total_num_never_executed.
2270 (end_branch_prob): Don't print total_num_never_executed.
2272 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2274 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2276 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2278 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2279 (nabstd2_fpr): Same.
2281 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2283 * expr.c (expand_assignment): Change complex type check.
2285 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2287 * doc/plugins.texi (Building GCC plugins): Added new section.
2289 2009-06-17 Ian Lance Taylor <iant@google.com>
2291 * c-pch.c (get_ident): Don't set size of templ array.
2292 (pch_init): Don't set size of partial_pch array.
2294 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2295 string constant to intialize an array whose size is the length of
2298 2009-06-17 Richard Guenther <rguenther@suse.de>
2300 PR tree-optimization/40389
2301 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2302 to addressable types.
2303 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2305 2009-06-17 Richard Guenther <rguenther@suse.de>
2308 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2309 if there is no evolution of left in the loop bail out.
2310 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2311 chrec_fold_multiply.
2313 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2314 Janis Johnson <janis187@us.ibm.com>
2317 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2318 for the symbol ref of a constant that is the source of a move
2319 - nor for any other not-obvious-label-ref constants.
2321 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2323 * plugin.c (position_pass): Skip newly inserted pass during list
2324 traversal to avoid repeated insertion.
2326 2009-06-16 Ian Lance Taylor <iant@google.com>
2328 * vec.h (VEC_stack_alloc): Define different version if
2329 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2330 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2331 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2332 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2334 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2336 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2338 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2339 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2340 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2341 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2342 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2343 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2344 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2345 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2346 __builtin_ia32_rdtscp.
2347 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2348 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2349 and __builtin_ia32_rorhi.
2350 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2351 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2352 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2353 (ix86_expand_args_builtin): Likewise.
2354 (ix86_expand_special_args_builtin): Likewise.
2356 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2357 (UNSPECV_RDTSC): Likewise.
2358 (UNSPECV_RDPMC): Likewise.
2359 (*bsr): Renamed to ...
2361 (*bsr_rex64): Renamed to ...
2365 (*rdpmc_rex64): Likewise.
2368 (*rdtsc_rex64): Likewise.
2370 (*rdtscp): Likewise.
2371 (*rdtscp_rex64): Likewise.
2373 * config/i386/ia32intrin.h: New.
2375 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2377 2009-06-16 Ian Lance Taylor <iant@google.com>
2379 * ira-build.c (copy_info_to_removed_store_destinations):
2380 Initialize parent_a.
2382 2009-06-16 Ian Lance Taylor <iant@google.com>
2384 * c-decl.c (grokdeclarator): Change size_varies to bool.
2386 2009-06-16 Ian Lance Taylor <iant@google.com>
2388 * sel-sched.c: Make forward declarations of move_op_hooks and
2389 fur_hooks explicitly extern.
2391 2009-06-16 Ian Lance Taylor <iant@google.com>
2393 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2394 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2396 2009-06-16 Ian Lance Taylor <iant@google.com>
2398 * resource.c (mark_referenced_resources): Change
2399 include_delayed_effects parameter to bool. Change all callers.
2400 (mark_end_of_function_resources): Likewise.
2401 * reorg.c (insn_references_resource_p): Likewise.
2402 (insn_sets_resource_p): Likewise.
2403 * resource.h (mark_referenced_resources): Update declaration.
2404 (mark_end_of_function_resources): Update declaration.
2406 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2408 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2410 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2412 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2413 GCC can bootstrap on AIX with GNU Binutils 2.20.
2415 2009-06-16 Ian Lance Taylor <iant@google.com>
2417 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2419 2009-06-16 Ian Lance Taylor <iant@google.com>
2421 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2422 inline, not extern inline.
2423 (exact_log2): Likewise.
2424 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2426 (exact_log2): Likewise, but don't test CTZ_HWI.
2428 2009-06-16 Ian Lance Taylor <iant@google.com>
2430 * bitmap.c (bitmap_clear): Don't declare as inline.
2431 * gimple.c (gimplify_assign): Likewise.
2432 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2433 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2434 (sched_scan_info): Remove duplicate definition.
2436 2009-06-16 Ian Lance Taylor <iant@google.com>
2438 * c-common.c (skip_evaluation): Don't define.
2439 (c_inhibit_evaluation_warnings): Define global variable.
2440 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2441 than skip_evaluation.
2442 (convert_and_check, warn_for_div_by_zero): Likewise.
2443 * c-common.h (skip_evaluation): Don't declare.
2444 (c_inhibit_evaluation_warnings): Declare.
2445 * c-parser.c (c_parser_typeof_specifier): Set
2446 c_inhibit_evaluation_warnings rather than skip_evaluation.
2447 (c_parser_conditional_expression): Likewise.
2448 (c_parser_binary_expression): Likewise.
2449 (c_parser_sizeof_expression): Likewise.
2450 (c_parser_alignof_expression): Likewise.
2451 * c-typeck.c (build_indirect_ref): Check
2452 c_inhibit_evaluation_warnings rather than skip_evaluation.
2453 (build_conditional_expr, build_binary_op): Likewise.
2455 2009-06-16 Richard Guenther <rguenther@suse.de>
2457 * tree-ssa-alias.c (is_escape_site): Remove.
2458 * tree-ssa-alias.h (enum escape_type): Remove.
2459 (is_escape_site): Likewise.
2460 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2461 via casts and asms without deferring to is_escape_site.
2463 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2466 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2467 use gen_lowpart if op0 has complex mode.
2469 2009-06-16 Richard Guenther <rguenther@suse.de>
2471 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2472 variables add them to ESCAPED.
2473 (find_func_aliases): Do not make all indirectly stored values escaped.
2475 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2477 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2480 2009-06-16 Martin Jambor <mjambor@suse.cz>
2482 PR tree-optimization/40432
2483 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2484 check whether we need to force gimple register operand.
2486 2009-06-16 Martin Jambor <mjambor@suse.cz>
2488 PR tree-optimization/40413
2489 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2490 build_ref_for_offset.
2491 (propagate_subacesses_accross_link): Fix a typo in a comment.
2493 2009-06-16 Ira Rosen <irar@il.ibm.com>
2495 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2496 with additional parameter.
2497 * tree-vectorizer.h (enum vect_def_type): Add new value
2499 (enum vect_relevant): Add comments.
2500 (vect_is_simple_reduction): Add new argument.
2501 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2502 Detect nested cycles.
2503 (vect_is_simple_reduction): Update documentation, add an argument to
2504 distinguish inner-loop reduction from nested cycle, detect nested
2505 cycles, fix printings and indentation, don't swap operands in case
2507 (get_initial_def_for_reduction): Handle subtraction.
2508 (vect_create_epilog_for_reduction): Add new argument to specify
2510 (vect_finalize_reduction): Handle subtraction, fix comments.
2511 (vectorizable_reduction): Handle nested cycles. In case of nested
2512 cycle keep track of the reduction variable position. Call
2513 vect_is_simple_reduction with additional parameter. Use original
2514 statement code in reduction epilogue for nested cycle. Call
2515 vect_create_epilog_for_reduction with additional parameter.
2516 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2517 inner-loop vectorization.
2518 (vect_recog_widen_sum_pattern): Likewise.
2519 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2521 (vect_mark_stmts_to_be_vectorized): Likewise.
2522 (vect_get_vec_def_for_operand): Handle nested cycles.
2524 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2526 * doc/invoke.texi (Debugging Options): Fix option index entries
2527 for -fdump-statistics, -frandom-seed add entries for
2528 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2529 (FRV Options): Fix entries for -mTLS, -mtls.
2530 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2531 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2532 (M68hc1x Options): Fix @itemx for -mnominmax.
2533 (MCore Options): Fix entry for -mno-lsim.
2534 (MMIX Options): Fix entry for -mabi=mmixware.
2535 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2537 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2539 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2540 Mention the plugin mode of gengtype.
2541 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2542 * gengtype.c: Updated copyright.
2543 (plugin_files, nb_plugin_files) Added new static variables.
2544 (measure_input_list) Care about plugin_files.
2545 (write_rtx_next): Added early return in plugin mode.
2546 (create_file): Updated copyright year in generated file. Added
2548 (oprintf): Added early return if NULL outf.
2549 (get_output_file_with_visibility): Care of plugin_files.
2550 (get_output_file_name): May return null.
2551 (write_local): Added early return.
2552 (put_mangled_filename): Ditto.
2553 (finish_root_table): Added check for base_files.
2554 (write_roots): Care about null when plugins.
2555 (main): Added plugin mode.
2557 2009-06-15 Ian Lance Taylor <iant@google.com>
2559 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2560 * gcov.c (read_count_file): Add braces around variables declared
2563 * c.opt (Wjump-misses-init): New warning.
2564 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2565 -Wall and -Wc++-compat if not already set.
2566 (c_common_post_options): Clear warn_jump_misses_init if it was not
2568 * c-decl.c (struct c_binding): Change type field to a union with
2569 new label field. Make it the first field in the struct. Update
2570 references to type to use u.type instead.
2571 (struct c_spot_bindings): Define.
2572 (struct c_goto_bindings): Define.
2573 (c_goto_bindings_p): Define, along with VECs.
2574 (struct c_label_vars): Define.
2575 (struct c_scope): Add has_label_bindings field.
2576 (bind_label, set_spot_bindings): New static functions.
2577 (decl_jump_unsafe, update_spot_bindings): New static functions.
2578 (update_label_decls): New static function.
2579 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2580 Update binding u.label field to shadowed field.
2581 (c_binding_start_stmt_expr): New function.
2582 (c_binding_end_stmt_expr): New function.
2583 (pushdecl): Don't call c_begin_vm_scope.
2584 (make_label): Add defining and p_label_vars parameters. Change
2586 (lookup_label): Correct test for whether a label has not yet been
2587 defined. Call bind_label rather than bind.
2588 (warn_about_goto): New static function.
2589 (lookup_label_for_goto): New function.
2590 (declare_label): Call bind_label rather than bind.
2591 (check_earlier_gotos): New static function.
2592 (define_label): Don't give errors about jumping into statement
2593 expressions or scopes of variably modified types. Call
2594 set_spot_bindings and check_earlier_gotos. Call bind_label
2595 instead of bind. Don't set label_context_stack_se or
2596 label_context_stack_vm.
2597 (c_get_switch_bindings): New function.
2598 (c_release_switch_bindings): New function.
2599 (c_check_switch_jump_warnings): New function.
2600 (start_function): Don't set label_context_stack_se or
2601 label_context_stack_vm.
2602 (finish_function): Likewise.
2603 * c-typeck.c (label_context_stack_se): Don't define.
2604 (label_context_stack_vm): Don't define.
2605 (c_finish_goto_label): Call lookup_label_for_goto rather than
2606 lookup_label. Don't give errors about jumping into a statement
2607 expression or the scope of a variably modified type. Don't set
2608 label_context_stack_se or label_context_stack_vm.
2609 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2610 fields. Add bindings field.
2611 (c_start_case): Don't set deleted fields. Set bindings field.
2612 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2613 or blocked_vm. Call c_check_switch_jump_warnings.
2614 (c_finish_case): Don't test blocked_stmt_expr field. Call
2615 c_release_switch_bindings.
2616 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2617 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2618 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2619 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2620 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2621 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2622 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2623 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2624 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2625 (C_DECL_UNJUMPABLE_VM): Don't define.
2626 (C_DECL_UNDEFINABLE_VM): Don't define.
2627 (struct c_label_list): Don't define.
2628 (struct c_label_context_se): Don't define.
2629 (struct c_label_context_vm): Don't define.
2630 (struct c_spot_bindings): Declare.
2631 (c_bindings_start_stmt_expr): Declare.
2632 (c_bindings_end_stmt_expr): Declare.
2633 (lookup_label_for_goto): Declare.
2634 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2635 (c_check_switch_jump_warnings): Declare.
2636 (label_context_stack_se, label_context_stack_vm): Don't declare.
2637 (c_finish_goto_label): Update declaration.
2638 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2639 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2640 (Warning Options): Document -Wjump-misses-init.
2642 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2644 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2647 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2649 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2651 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2653 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2655 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2657 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2659 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2661 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2662 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2663 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2664 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2665 * dwarf2asm.c (dw2_force_const_mem): Update call to
2667 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2668 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2669 * langhooks.c (lhd_comdat_group): Remove.
2670 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2671 * tree.h (DECL_COMDAT_GROUP): New.
2672 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2673 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2674 (make_decl_one_only): Change signature.
2675 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2677 (make_decl_one_only): Change signature.
2678 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2680 2009-06-15 Richard Guenther <rguenther@suse.de>
2683 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2685 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2687 * tree-ssa-math-opts.c: Remove extra divide.
2689 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2691 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2693 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2695 * passes.c: Add bswap pass.
2696 * tree-pass.h: Add pass_optimize_bswap declaration.
2697 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2698 Include rtl.h, expr.h and optabs.h for optab_handler check.
2699 (struct symbolic_number, pass_optimize_bswap): New definition.
2700 (do_shift_rotate, verify_symbolic_number_p): New functions.
2701 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2702 (gate_optimize_bswap): New function.
2703 * tree.c (widest_int_cst_value): New function.
2704 * tree.h (widest_int_cst_value): Prototype added.
2706 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2708 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2709 REG_EQUAL/REG_EQUIV notes.
2711 2009-06-14 Richard Guenther <rguenther@suse.de>
2714 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2715 has its address taken if NRV was applied and it is addressable.
2716 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2717 function split out from ...
2718 (get_constraint_for_1): ... here.
2719 (handle_rhs_call): Use it to mark the return slot escaped if
2720 it is addressable and NRV was applied.
2722 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2724 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2725 Change first argument type to location_t.
2726 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2727 Do not set input_location.
2728 Use loc instead of input_location throughout.
2730 2009-06-13 Richard Guenther <rguenther@suse.de>
2732 PR tree-optimization/40421
2733 * tree-predcom.c (should_unroll_loop_p): Remove.
2734 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2736 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2738 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2739 Add location argument.
2741 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2743 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2745 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2746 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2747 * config/spu/spu-protos.h: Add location to
2748 spu_resolve_overloaded_builtin.
2749 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2750 spu_build_builtin_va_list.
2751 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2752 argument. Pass location to build_function_call_vec.
2753 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2755 (emit_fpu_switch): Same.
2756 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2757 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2758 to build_decl and create_artificial_label.
2759 (xtensa_gimplify_va_arg_expr): Same.
2760 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2761 (xstormy16_gimplify_va_arg_expr): Same.
2762 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2763 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2764 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2765 (mips16_build_function_stub): Same.
2766 (mips16_build_call_stub): Same.
2768 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2771 * arm/constraints.md (Pa, Pb): New constraints.
2772 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2773 split pattern to deal with them.
2775 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2777 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2778 fix index entry for -Xpreprocessor.
2780 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2782 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2783 Add location argument to build_decl call.
2784 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2785 (rs6000_init_builtins): Same.
2786 (spe_init_builtins): Same.
2787 (rs6000_gimplify_va_arg): Add location argument to
2788 create_artificial_label call.
2790 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2792 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2793 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2794 * Makefile.in: Fix GGC dependency for gcse.o.
2796 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2798 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2799 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2800 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2802 * c-parser.c (c_parser_binary_expression): Use current column while
2803 building binary operations.
2804 * common.opt (fshow-column): Enable by default.
2805 * tree-vrp.c (check_array_ref): Use warning_at.
2806 (check_array_bounds): Use location from call back if expr has no
2808 * tree.h: Add location argument to maybe_fold_*.
2809 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2810 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2811 (maybe_fold_offset_to_component_ref): Same.
2812 (maybe_fold_offset_to_reference): Same.
2813 (maybe_fold_offset_to_address): Same.
2814 (maybe_fold_stmt_indirect): Same.
2815 (maybe_fold_stmt_addition): Same.
2816 (fold_stmt_r): Pass location to maybe_fold_*.
2817 (fold_gimple_assign): Same.
2818 * c-tree.h: Add location argument to finish_decl,
2819 default_function_array_conversion, store_init_value.
2820 * c-decl.c (define_label): Use error_at.
2821 (c_make_fname_decl): Pass location to finish_decl.
2822 (finish_decl): New location argument.
2823 (build_compound_literal): Pass location to store_init_value.
2824 (grokdeclarator): Pass location to finish_decl.
2826 * c-typeck.c (array_to_pointer_conversion): New location argument.
2827 (function_to_pointer_conversion): Same.
2828 (default_function_array_conversion): Same.
2829 (parser_build_unary_op): Pass location to overflow_warning.
2830 (parser_build_binary_op): Same. Use warning_at.
2831 (build_unary_op): Pass location to array_to_pointer_conversion.
2832 (build_c_cast): Pass location to digest_init.
2833 (build_modify_expr): New location argument.
2834 (convert_for_assignment): Same.
2835 (store_init_value): Same.
2836 (digest_init): Same.
2837 (output_init_element): Pass location to digest_init and
2838 array_to_pointer_conversion.
2839 (c_finish_return): Pass location to convert_for_assignment.
2840 * gimplify.c (gimplify_conversion): Pass location to
2841 maybe_fold_offset_to_address.
2842 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2843 to maybe_fold_stmt_addition.
2844 * c-omp.c (c_finish_omp_atomic): Pass new location to
2846 (c_finish_omp_for): Same.
2847 * c-common.c (overflow_warning): New argument.
2848 * c-common.h: New argument to build_modify_expr, overflow_warning.
2849 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2851 (c_parser_initializer): Pass location to
2852 default_function_array_conversion.
2853 (c_parser_initelt): Same.
2854 (c_parser_initval): Same.
2855 (c_parser_asm_operands): Same.
2856 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2857 (c_parser_conditional_expression): Same.
2858 (c_parser_binary_expression): Add location info to stack. Use it.
2859 (c_parser_unary_expression): Pass location to
2860 default_function_array_conversion, parser_build_unary_op,
2861 build_indirect_ref, c_parser_postfix_expression_after_primary.
2862 (c_parser_postfix_expression_after_primary): New location argument.
2864 (c_parser_expression_conv): Pass location to
2865 default_function_array_conversion.
2866 (c_parser_expr_list): Same.
2867 (c_parser_omp_atomic): Same.
2868 (c_parser_omp_for_loop): Same.
2869 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2870 (build_array_declarator): New argument.
2871 * c-decl.c (build_array_declarator): Add location argument.
2872 (grokdeclarator): Set id_loc for cdk_array.
2873 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2874 build_array_declarator.
2875 * tree.c (build_omp_clause): Add location argument.
2876 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2877 (OMP_CLAUSE_LOCATION): New macro.
2878 (struct tree_omp_clause): Add location field.
2879 (build_omp_clause): Add argument.
2880 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2881 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2883 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2884 (cp_parser_omp_clause_collapse): Same.
2885 (cp_parser_omp_clause_default): Same.
2886 (cp_parser_omp_clause_if): Same.
2887 (cp_parser_omp_clause_nowait): Same.
2888 (cp_parser_omp_clause_num_threads): Same.
2889 (cp_parser_omp_clause_ordered): Same.
2890 (cp_parser_omp_clause_schedule): Same.
2891 (cp_parser_omp_clause_untied): Same.
2892 (cp_parser_omp_for_loop): Same.
2893 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2894 * c-tree.h (c_start_case): Add location argument.
2895 (c_process_expr_stmt): Same.
2896 (c_finish_goto_*): Same.
2897 * tree-parloops.c (initialize_reductions): Pass location to
2899 (create_parallel_loop): Same.
2900 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2901 (gfc_trans_omp_reduction_list): Same.
2902 (gfc_trans_omp_clauses): Same.
2903 (gfc_trans_omp_do): Same.
2904 * c-typeck.c (c_finish_goto_label): Same.
2905 (c_finish_goto_ptr): New location argument.
2906 (c_start_case): Same.
2907 (emit_side_effect_warnings): Same.
2908 (c_process_expr_stmt): Same.
2909 (c_finish_stmt_expr): Same.
2910 (c_finish_omp_clauses): Use error_at instead of error.
2911 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2913 * c-omp.c (c_split_parallel_clauses): New location argument.
2914 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2915 to build_omp_clause.
2916 (convert_local_reference_stmt): Same.
2917 (convert_gimple_call): Same.
2918 * c-common.h (c_split_parallel_clauses): New argument.
2919 * c-parser.c (c_parser_statement_after_labels): Pass location to
2920 c_finish_goto_label.
2921 (c_parser_switch_statement): Pass location to c_start_case.
2922 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2923 and c_process_expr_stmt.
2924 (c_parser_omp_variable_list): Add location argument.
2925 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2926 (c_parser_omp_clause_default): Same.
2927 (c_parser_omp_clause_if): Same.
2928 (c_parser_omp_clause_num_threads): Same.
2929 (-c_parser_omp_clause_ordered): Same.
2930 (c_parser_omp_clause_reduction): Pass location to
2931 c_parser_omp_variable_list.
2932 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2933 (c_parser_omp_clause_untied): Same.
2934 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2935 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2937 * c-tree.h (check_for_loop_decls, undeclared_variable,
2938 build_component_ref, build_array_ref, build_external_ref,
2939 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2940 build_conditional_expr, build_compound_expr, c_cast_expr,
2941 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2942 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2944 * c-semantics.c (build_stmt): Same.
2945 (build_case_label): Same.
2946 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2947 (undeclared_variable): New argument.
2949 (lookup_label): Pass location on down.
2950 (define_label): Same.
2951 (finish_decl): Same.
2952 (build_compound_literal): Same.
2953 (finish_struct): Same.
2954 (finish_function): Do not set location here.
2955 (check_for_loop_decls): New argument.
2956 * tree.c (save_expr): Set location.
2957 (build_empty_stmt): New argument.
2958 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2959 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2960 * builtins.c (gimplify_va_arg_expr): Use locations.
2961 (expand_builtin_sync_operation): Same.
2962 * c-typeck.c (build_component_ref): New argument.
2963 (build_array_ref): Same.
2964 (build_external_ref): Same.
2965 (c_expr_sizeof_expr): Same.
2966 (c_expr_sizeof_type): Same.
2967 (parser_build_unary_op): Same.
2968 (build_conditional_expr): Same.
2969 (build_compound_expr): Pass location on down.
2970 (build_compound_expr): New argument.
2971 (build_c_cast): Same.
2972 (c_cast_expr): Same.
2973 (build_asm_expr): Same.
2974 (c_finish_return): Same.
2975 (c_process_expr_stmt): Pass location on down.
2976 (c_finish_stmt_expr): New argument.
2977 (push_clenaup): Same.
2978 (c_finish_omp_parallel): Same.
2979 (c_finish_omp_task): Same.
2980 * gimplify.c (gimplify_call_expr): Pass location on down.
2981 * c-omp.c (c_finish_omp_master): New argument.
2982 (c_finish_omp_critical): Same.
2983 (c_finish_omp_ordered): Same.
2984 (c_finish_omp_barrier): Same.
2985 (-c_finish_omp_taskwait): Same.
2986 (c_finish_omp_atomic): Same.
2987 (c_finish_omp_flush): Same.
2988 * tree-inline.c (copy_tree_body_r): Pass location on down.
2989 (inline_forbidden_p): Remove use of input_location.
2990 * c-gimplify.c (c_build_bind_expr): New argument.
2991 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2992 (c_sizeof_or_alignof_type): New argument.
2993 (c_alignof_expr): Same.
2994 (build_va_arg): Same.
2995 (c_add_case_label): Same.
2996 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2997 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2998 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2999 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3000 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3001 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3003 * stub-objc.c (objc_build_selector_expr): Same.
3004 (objc_build_throw_stmt): Same.
3005 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3006 (c_parser_initelt): Same.
3007 (c_parser_compound_statement): Same.
3008 (c_parser_compound_statement_nostart): Same.
3009 (c_parser_label): Same.
3010 (c_parser_statement_after_labels): Same.
3011 (c_parser_if_body): Same.
3012 (c_parser_else_body): Same.
3013 (c_parser_if_statement): Same.
3014 (c_parser_switch_statement): Same.
3015 (c_parser_while_statement): Same.
3016 (c_parser_do_statement): Same.
3017 (c_parser_for_statement): Same.
3018 (c_parser_asm_statement): Same.
3019 (c_parser_conditional_expression): Same.
3020 (c_parser_binary_expression): Same.
3021 (c_parser_cast_expression): Same.
3022 (c_parser_unary_expression): Same.
3023 (c_parser_sizeof_expression): Same.
3024 (c_parser_alignof_expression): Same.
3025 (c_parser_postfix_expression): Same.
3026 (c_parser_expression): Same.
3027 (c_parser_objc_receiver): Same.
3028 (c_parser_omp_variable_list): Same.
3029 (c_parser_omp_structured_block): Same.
3030 (c_parser_omp_atomic): New argument.
3031 (c_parser_omp_barrier): Same.
3032 (c_parser_omp_critical): Same.
3033 (c_parser_omp_flush): Pass location on down.
3034 (c_parser_omp_for_loop): New argument.
3035 (c_parser_omp_for): Same.
3036 (c_parser_omp_master): Same.
3037 (c_parser_omp_ordered): Same.
3038 (c_parser_omp_sections_scope): Same.
3039 (c_parser_omp_sections): Same.
3040 (c_parser_omp_parallel): Same.
3041 (c_parser_omp_single): Same.
3042 (c_parser_omp_task): Same.
3043 (c_parser_omp_taskwait): Pass location on down.
3044 (c_parser_omp_construct): Same.
3045 (c_parser_omp_threadprivate): Same.
3046 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3047 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3048 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3049 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3050 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3051 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3052 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3053 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3054 config/i386/i386.c, stmt.c:
3055 Add location argument to the following function definitions and/or
3056 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3057 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3058 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3059 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3060 do_case, c_finish_bc_stmt, build_compound_literal,
3061 build_function_call.
3062 * c-decl.c (build_compound_literal): Add location argument.
3063 Make all diagnostic calls use location.
3064 (start_struct): Same.
3065 (finish_struct): Same.
3067 (build_enumerator): Same.
3068 (start_function): Same.
3069 (grokdeclarator): Make all diagnostic calls use location.
3070 (store_parm_decls_oldstyle): Same.
3071 * c-typeck.c (build_function_call): Add location argument.
3072 Make all diagnostic calls use location.
3074 (c_finish_bc_stmt): Same.
3075 * tree-nested.c (get_trampoline_type): Add argument.
3076 Pass location to build_decl.
3077 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3078 * rtl.h (RTL_LOCATION): New.
3079 * c-common.c (c_add_case_label): Add location argument.
3080 Make all diagnostic calls use location.
3081 * c-common.h: Add location argument to make_fname_decl, do_case,
3082 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3083 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3084 Set it appropriately for every case. Pass enum_loc to start_enum
3085 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3087 (c_parser_struct_or_union_specifier): Save location. Use it for
3088 start_struct, finish_struct, and parser_xref_tag.
3090 2009-06-12 Ian Lance Taylor <iant@google.com>
3092 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3094 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3095 cpp_opts->warn_cxx_operator_names.
3097 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3100 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3101 is returns NULL and OP is a VCE, look through the VCE.
3103 2009-06-12 Ian Lance Taylor <iant@google.com>
3106 * collect2.c (main): Use CONST_CAST2 in code inside #if
3107 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3109 2009-06-12 Joey Ye <joey.ye@intel.com>
3112 * cfgexpand.c (get_decl_align_unit): Update
3113 max_used_stack_slot_alignment with align instead of
3114 stack_alignment_needed.
3116 * function.c (assign_stack_local_1): Update
3117 max_used_stack_slot_alignment with alignment_in_bits instead
3118 of stack_alignment_needed.
3119 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3122 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3124 * dwarf2out.c (last_var_location_insn): New variable.
3125 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3126 (dwarf2out_var_location): Don't record anything after last real
3127 insn. Only change labels if there were any real instructions
3128 in between last note and this one, or if changed sections.
3130 2009-06-11 Richard Henderson <rth@redhat.com>
3132 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3133 note when storing the frame pointer in a register.
3134 (FRP): Don't redefine to nothing for epilogue.
3135 (alpha_expand_epilogue): Mark register and sp restores.
3136 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3138 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3139 when gen_lowpart is needed.
3141 2009-06-11 Richard Henderson <rth@redhat.com>
3143 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3145 * dwarf2out.c (need_data_align_sf_opcode): New.
3146 (div_data_align): Move earlier.
3147 (def_cfa_1, reg_save): Use it.
3149 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3151 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3152 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3153 (ix86_handle_option): Handle OPT_mcrc32.
3154 (ix86_target_string): Add -mcrc32.
3155 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3157 * config/i386/i386.h (TARGET_CRC32): New.
3159 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3160 (sse4_2_crc32di): Likewise.
3162 * config/i386/i386.opt (mcrc32): New.
3164 * doc/invoke.texi: Document -mcrc32.
3166 2009-06-11 Richard Henderson <rth@redhat.com>
3168 * common.opt (gdwarf-): Accept a version number.
3169 * doc/invoke.texi (gdwarf-): Update docs.
3170 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3171 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3172 version level, and record it.
3174 * dwarf2.h (DW_CIE_VERSION): Remove.
3175 * dwarf2out.c (DWARF_VERSION): Remove.
3176 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3177 (output_call_frame_info): Use CIE version 3 for dwarf3,
3178 or if the return register column is out of range for version 1.
3179 (dwarf_stack_op_name): Add all dwarf3 values.
3180 (DEBUG_PUBTYPES_SECTION): New.
3181 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3182 encoding change for dwarf3.
3183 (output_die) [dw_val_class_die_ref]: Likewise.
3184 (output_compilation_unit_header): Emit correct version for dwarf3.
3185 (output_line_info): Likewise.
3186 (output_pubnames): Update for DWARF_VERSION removal.
3187 (output_aranges): Likewise.
3188 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3189 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3190 (dwarf2out_finish): Likewise.
3192 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3194 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3197 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3200 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3201 * builtins.c (expand_builtin_unreachable): New function.
3202 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3203 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3204 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3206 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3207 searching for missing barriers.
3209 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3211 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3212 when -fprofile-generate* was passed.
3213 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3215 2009-06-11 Anthony Green <green@moxielogic.com>
3217 * config/moxie/moxie.md: Define length attribute for all instructions.
3219 (*b<cond:code>): Support limited branch ranges for new PC-relative
3220 branch instructions.
3221 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3223 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3225 * config/i386/i386.c (min_insn_size): Use get_attr_length
3226 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3229 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3230 instead of emit_insn_before.
3232 2009-06-10 Ian Lance Taylor <iant@google.com>
3235 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3238 2009-06-10 Revital Eres <eres@il.ibm.com>
3240 * passes.c (init_optimization_passes): Reschedule
3241 predictive-commoning pass before complete unroll pass.
3243 2009-06-10 Martin Jambor <mjambor@suse.cz>
3245 * cgraph.c (cgraph_node_can_be_local_p): New function.
3246 (cgraph_make_node_local): New function.
3247 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3248 (cgraph_make_node_local): Declare.
3250 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3252 * tree.h (tree_base): Add packed_flag and user_align fields.
3253 Decrease size of spare field.
3254 (TYPE_USER_ALIGN): Use user_align from tree_base.
3255 (DECL_USER_ALIGN): Likewise.
3256 (TYPE_PACKED): Use packed_flag from tree_base.
3257 (DECL_PACKED): Likewise.
3258 (tree_type): Delete packed_flag and user_align fields. Widen
3259 precision field. Widen mode field and shuffle fields to align
3260 mode on an 8-bit boundary.
3261 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3262 Renumber decl_flag_* fields. Fix comments. Widen
3263 decl_common_unused field.
3264 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3265 (DECL_EXTERNAL): Likewise.
3266 (DECL_BIT_FIELD): Likewise.
3267 (DECL_NONADDRESSABLE_P): Likewise.
3268 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3269 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3271 2009-06-10 Ian Lance Taylor <iant@google.com>
3273 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3274 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3275 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3276 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3277 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3278 DEF_VEC_ALLOC_FUNC_P.
3279 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3280 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3281 DEF_VEC_ALLOC_FUNC_O.
3282 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3283 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3284 DEF_VEC_ALLOC_FUNC_I.
3285 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3286 (vec_stack_p_reserve_exact_1): Declare.
3287 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3288 (vec_stack_free): Declare.
3289 (VEC_stack_alloc): Define.
3290 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3291 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3292 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3293 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3295 (stack_vecs): New static variable.
3296 (vec_stack_p_reserve_exact_1): New function.
3297 (vec_stack_o_reserve_1): New static function.
3298 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3299 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3300 (vec_stack_free): New function.
3301 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3302 (VEC_df_ref_stack_alloc): Define.
3303 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3304 DEF_VEC_ALLOC_P_STACK.
3305 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3306 (struct df_collection_rec): Change _vec fields to VEC. Remove
3308 (df_free_collection_rec): Adjust for new fields.
3309 (df_insn_rescan): Use new df_collection_rec fields.
3310 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3311 (df_ref_create_structure, df_ref_record): Likewise.
3312 (df_get_conditional_uses, df_get_call_refs): Likewise.
3313 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3314 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3315 (df_record_exit_block_uses, df_bb_verify): Likewise.
3316 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3317 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3318 Remove count parameter. Change return type to void. Change all
3320 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3321 Remove count parameter. Change return type to void. Change all
3323 (df_install_refs): Change old_vec parameter to VEC. Remove count
3324 parameter. Change all callers.
3325 (df_install_mws): Change old_vec parameter to VEC. Remove count
3326 parameter. Change all callers.
3327 (df_refs_verify): Change new_rec parameter to VEC. Change call
3329 (df_mws_verify): Likewise.
3331 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3333 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3335 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3337 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3339 2009-06-10 Anthony Green <green@moxielogic.com>
3341 * config/moxie/crti.asm: New file.
3342 * config/moxie/crtn.asm: New file.
3343 * config/moxie/moxie.c: New file.
3344 * config/moxie/moxie.h: New file.
3345 * config/moxie/sfp-machine.h: New file.
3346 * config/moxie/moxie-protos.h: New file.
3347 * config/moxie/t-moxie: Created.
3348 * config/moxie/t-moxie-softfp: Created.
3349 * config/moxie/moxie.md: Created.
3350 * config/moxie/constraints.md: Created.
3351 * config.gcc: Add moxie support.
3352 * doc/md.texi (Machine Constraints): Add moxie constraints.
3353 * doc/contrib.texi (Contributors): Mention moxie port.
3354 * doc/install.texi (Specific): Mention the moxie port.
3356 2009-06-09 Ian Lance Taylor <iant@google.com>
3358 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3360 * optabs.c (optab_table): Only use designated initializers if
3361 HAVE_DESIGNATED_INITIALIZERS is defined.
3362 (convert_optab_table): Likewise.
3363 (init_optabs): Always call init_insn_codes if
3364 HAVE_DESIGNATED_INITIALIZERS is not defined.
3366 2009-06-09 Ian Lance Taylor <iant@google.com>
3368 * targhooks.c (default_builtin_vectorized_function): Change fn
3369 parameter to unsigned int.
3370 (default_builtin_vectorized_conversion): Change code parameter to
3372 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3373 * targhooks.h: Update declarations.
3374 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3375 parameter to unsigned int.
3377 * c-typeck.c (comptypes_check_enum_int): New static function.
3378 (comptypes_internal): Add enum_and_int_p parameter. Change all
3380 (comp_target_types): Add location parameter. Change all callers.
3381 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3383 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3384 (build_conditional_expr): Add colon_loc parameter. Change all
3386 (convert_for_assignment): Add location parameter. Change all callers.
3387 * c-parser.c (c_parser_conditional_expression): Pass location of
3388 colon to build_conditional_expr.
3389 * c-tree.h (build_conditional_expr): Update declaration.
3391 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3393 * graphite.c: Revert previous patch.
3395 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3398 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3400 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3402 * tree-ssa-loop-prefetch.c
3403 (loop_prefetch_arrays): Fixed a portability problem in printf format
3406 2009-06-09 Martin Jambor <mjambor@suse.cz>
3408 PR tree-optimization/40351
3409 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3410 refrence to a potential artifical subaccess can be constructed.
3412 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3414 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3415 (sh_override_options): Likewise.
3416 * config/sh/sh.c: Include params.h.
3417 (sh_optimization_options): New.
3418 (sh_override_options): Likewise.
3419 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3420 (OVERRIDE_OPTIONS): Use sh_override_options.
3422 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3424 * dwarf2out.c (emit_cfa_remember): New variable.
3425 (add_fde_cfi): If emit_cfa_remember, recurse to add
3426 DW_CFA_remember_state first.
3427 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3428 instead just set emit_cfa_remember.
3430 2009-06-08 Jan Hubicka <jh@suse.cz>
3433 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3435 2009-06-08 Jan Hubicka <jh@suse.cz>
3438 * cgraphunit.c (save_inline_function_body): Do not copy transform
3439 hooks for saved inline bodies.
3440 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3443 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3445 * jump.c (returnjump_p): Handle delayed branches. Add missing
3448 2009-06-08 Jan Hubicka <jh@suse.cz>
3451 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3452 original node might've been modified.
3453 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3455 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3457 * tree-object-size.c (addr_object_size): Add OSI argument.
3458 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3459 (compute_builtin_object_size, expr_object_size): Adjust callers.
3460 (plus_stmt_object_size): Call addr_object_size instead of
3461 compute_builtin_object_size.
3463 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3464 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3466 * tree-ssa-loop-prefetch.c
3467 (gather_memory_references): Introduced a counter for the number of
3469 (anything_to_prefetch_p): Introduced a counter for the number of
3471 (is_loop_prefetching_profitable): New function with a cost model
3473 (loop_prefetch_arrays): Use the new cost model to determine if
3474 prefetching is profitable.
3475 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3476 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3477 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3478 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3479 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3480 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3482 2009-06-08 Michael Matz <matz@suse.de>
3485 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3486 partitions use the same.
3487 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3488 for basevars of SSA_NAMEs.
3489 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3490 to not expand them twice.
3491 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3494 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3496 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3497 (fdump-final-insns=, gtoggle): New.
3498 * doc/invoke.texi: Document them.
3499 * final.c (rest_of_clean_state): Dump final insn stream.
3500 * gcc.c (invoke_as): Hook in -fcompare-debug.
3501 (static_spec_functions): Add compare-debug-dump-opt,
3502 compare-debug-self-opt and compare-debug-auxbase-opt.
3503 (compare_debug, compare_debug_second, compare_debug_opt): New.
3504 (switches_debug_check, n_switches_debug_check): New.
3505 (debug_auxbase_opt, debug_check_temp_file): New.
3506 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3508 (do_self_spec): Handle arguments after switches.
3509 (do_spec_1): Add .gk extension to temp file basenames for compare.
3510 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3511 (cc1_options): Use it instead of normal auxbase computation for
3512 the second compare-debug compilation.
3513 (compare_files): New.
3514 (main): Set up and implement compare debug mode.
3515 (compare_debug_dump_opt_spec_function): New.
3516 (compare_debug_self_opt_spec_function): New.
3517 (compare_debug_auxbase_opt_spec_function): New.
3518 * toplev.c (process_options): Handle flag_gtoggle,
3519 flag_dump_final_insns.
3520 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3521 during -fcompare-debug-second compilation.
3523 2009-06-07 Ian Lance Taylor <iant@google.com>
3525 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3526 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3528 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3529 with no default node. Change warning with %H to warning_at.
3530 Don't clear warn_switch around case checking.
3531 * doc/invoke.texi (Warning Options): Clarify distinction between
3532 -Wswitch and -Wswitch-enum.
3534 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3536 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3538 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3540 * gbl-ctors.h: Add header guard.
3542 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3544 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3545 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3546 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3547 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3548 prototypes for removed functions.
3549 (expressions_equal_p): Move to ...
3550 * tree-ssa-sccvn.h: ... here and ...
3551 * matrix-reorg.c: ... adjust includes.
3553 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3555 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3557 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3559 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3560 (finish_function): Remove erroneous whitespace.
3562 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3564 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3565 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3567 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3569 * errors.c (internal_error): Commentary typo fix.
3570 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3571 * tree-ssa-pre.c: Ditto.
3573 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3575 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3576 them is supposed to hold actual statements.
3578 2009-06-06 Ian Lance Taylor <iant@google.com>
3580 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3581 empty statements can now have attributes.
3583 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3585 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3586 * config/mips/mips.md: Ditto.
3588 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3590 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3592 (__eabi_uconvert): Likewise.
3594 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3596 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3597 CFI_* definitions with IN_GCC.
3599 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3601 * xcoffout.h (xcoffout_source_line): Update prototype.
3603 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3605 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3606 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3608 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3611 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3612 inlined_function_outer_scope_p blocks for artificial inlines
3614 * tree.c (tree_nonartificial_location): Rewrite using
3615 block_nonartificial_location.
3617 2009-06-05 Revital Eres <eres@il.ibm.com>
3618 Leehod Baruch <leehod@il.ibm.com>
3620 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3621 (expand_expr_real_1): Remove comment.
3622 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3623 Vectorize misaligned access when the target supports it.
3624 (vect_supportable_dr_alignment): Check for unaligned access support.
3625 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3628 2009-06-05 Julian Brown <julian@codesourcery.com>
3630 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3631 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3633 2009-06-05 Richard Guenther <rguenther@suse.de>
3636 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3639 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3641 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3642 (save_gprs): Don't tell unwinder when a global register is saved.
3643 (s390_emit_epilogue): Emit needed epilogue unwind info.
3645 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3647 * dwarf2out.c (deferred_asm_name): New.
3648 (add_name_and_src_coords_attributes): Defer creation of
3649 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3651 (move_linkage_attr): New.
3652 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3655 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3657 * tree-nested.c (finalize_nesting_tree_1): Declare the
3658 frame_decl in the binding tree.
3660 2009-06-04 Cary Coutant <ccoutant@google.com>
3662 * basic-block.h (struct basic_block_def): Add discriminator field.
3663 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3665 * debug.c (do_nothing_debug_hooks): Add additional entry.
3666 (debug_nothing_int_charstar_int): New function.
3667 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3668 (debug_nothing_int_charstar_int): New declaration.
3669 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3670 discriminator value in .loc directive.
3671 * final.c (last_discriminator): New variable.
3672 (discriminator): New variable.
3673 (final_start_function): Initialize above variables, pass current
3674 discriminator to debug hook.
3675 (notice_source_line): Check for discriminator change.
3676 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3677 * sdbout.c (sdbout_source_line): New parameter.
3678 * tree-cfg.c (struct locus_discrim_map): New structure type.
3679 (discriminator_per_locus): New hash table.
3680 (build_gimple_cfg): Allocate and free discriminator hash table.
3681 (make_edges): Call assign_discriminator.
3682 (locus_map_hash): New function.
3683 (locus_map_eq): New function.
3684 (next_discriminator_for_locus): New function.
3685 (same_line_p): New function.
3686 (assign_discriminator): New function.
3687 (make_cond_expr_edges): Call assign_discriminator.
3688 (make_gimple_switch_edges): Likewise.
3689 (first_non_label_stmt): New function.
3690 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3692 * xcoffout.c (xcoffout_source_line): Add new parameter.
3694 * configure.ac (gcc_cv_as_discriminator): New configury check for
3695 gas support for discriminator.
3696 * configure: Regenerate.
3697 * config.in: Regenerate.
3699 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3701 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3702 val after checking for integers.
3704 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3706 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3708 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3709 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3710 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3711 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3712 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3713 X64_SSE_REGPARM_MAX.
3714 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3715 X64_SSE_REGPARM_MAX.
3717 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3719 * gcc.c (report_times_to_file): New.
3720 (execute): Implement it.
3721 (process_command): Support -time=.
3722 * doc/invoke.texi: Document it.
3724 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3726 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3727 that have value exprs.
3729 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3731 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3732 declarations for constants until...
3733 (dw2_output_indirect_constant_1): ... this point.
3735 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3738 * arm.md (arm_addsi3): Don't try to split an add with an
3739 eliminable register until after reload has completed.
3741 2009-06-03 Ian Lance Taylor <iant@google.com>
3743 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3744 * genattrtab.c (write_length_unit_log): Likewise.
3745 * genchecksum.c (dosum): Likewise.
3746 * gengtype.c (write_rtx_next): Likewise.
3747 (finish_root_table, write_roots): Likewise.
3748 * gimple.c (gimple_ops_offset_): Likewise.
3749 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3750 * config/arc/arc.c (arc_attribute_table): Likewise.
3751 * config/arm/arm.c (arm_attribute_table): Likewise.
3752 * config/avr/avr.c (avr_attribute_table): Likewise.
3753 * config/crx/crx.c (crx_attribute_table): Likewise.
3754 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3755 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3756 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3757 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3758 * config/sh/sh.c (sh_attribute_table): Likewise.
3759 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3760 * config/spu/spu.c (spu_attribute_table): Likewise.
3761 * config/v850/v850.c (v850_attribute_table): Likewise.
3763 * config/alpha/alpha.c (vms_attribute_table): Make static.
3764 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3765 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3766 * config/mips/mips.c (mips_attribute_table): Likewise.
3768 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3770 (cc1-checksum.o): Likewise.
3772 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3774 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3776 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3778 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3779 insn if it is changing sp. Use gen_add3_insn instead of
3780 conditionally gen_addsi3 and gen_adddi3.
3781 (offset_below_red_zone_p): New static inline function.
3782 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3783 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3784 * config/rs6000/ppc-asm.h: Include auto-host.h.
3785 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3786 CFI_RESTORE): Define.
3787 * config/rs6000/crtresxgpr.asm: Add unwind info.
3788 * config/rs6000/crtresxfpr.asm: Likewise.
3789 * config/rs6000/crtresgpr.asm: Likewise.
3790 * config/rs6000/crtresfpr.asm: Likewise.
3791 * config/rs6000/crtsavgpr.asm: Likewise.
3792 * config/rs6000/crtsavfpr.asm: Likewise.
3794 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3795 argument of DWARF2_FRAME_REG_OUT macros.
3797 2009-06-03 Julian Brown <julian@codesourcery.com>
3799 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3800 words or less (including TImode) in core registers.
3802 2009-06-03 Richard Guenther <rguenther@suse.de>
3805 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3807 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3809 * statistics.c (statistics_counter_event): Do not record event
3810 in pass dump if its number == -1.
3811 (curr_statistics_hash): Add assert that we never get passes
3812 with static number == -1.
3814 2009-06-03 Richard Guenther <rguenther@suse.de>
3815 Andrey Belevantsev <abel@ispras.ru>
3817 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3818 non-BLKmode arrays addressable.
3820 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3822 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3823 * config/m68k/m68k.h: ... here.
3824 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3827 2009-06-03 Martin Jambor <mjambor@suse.cz>
3829 PR tree-optimization/40323
3830 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3833 2009-06-03 Richard Guenther <rguenther@suse.de>
3835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3838 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3840 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3841 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3842 JUMP_TABLE_DATA_P where applicable.
3843 * config/sh/sh.c: Ditto.
3844 * config/sh/sh.h: Ditto.
3845 * config/sh/sh.md: Ditto.
3846 * config/sh/symbian.c: Ditto.
3848 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3850 * config/i386/driver-i386.c (describe_cache): Optimize
3851 concatenation of strings. Use snprintf instead of sprintf.
3852 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3853 target when not compiling with GCC.
3855 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3857 * config/sh/sh.c: Revert last change.
3858 (sh_expand_epilogue): Emit a blockage insn before the frame
3859 pointer adjustment unconditionally.
3861 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3863 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3864 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3865 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3866 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3867 to COLLECT_GCC_OPTIONS.
3869 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3871 * collect2.c (target_system_root): New variable.
3872 (main): Handle --sysroot=.
3873 (ignore_library): Strip the sysroot from the library path.
3875 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3877 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3878 (collect2.o): Depend on collect2-aix.h.
3879 (collect2-aix.o): New rule.
3880 * collect2-aix.h: New file.
3881 * collect2-aix.c: Likewise.
3882 * collect2.c: Include collect2-aix.h. Don't undefine
3883 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3884 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3885 Use TARGET_AIX_VERSION instead of _AIX51.
3886 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3887 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3888 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3889 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3890 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3892 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3894 * collect2.c (ignore_library): Avoid premature post-increment
3897 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3899 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3900 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3901 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3902 CROSS_DIRECTORY_STRUCTURE too.
3903 (LINK_LIBG_SPEC): Likewise.
3904 (LIB_SPEC): Add %R to sysroot paths.
3905 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3906 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3907 * config/rs6000/aix51.h: As for aix43.h.
3908 * config/rs6000/aix52.h: Likewise.
3909 * config/rs6000/aix53.h: Likewise.
3910 * config/rs6000/aix61.h: Likewise.
3911 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3912 to the beginning of sysroot paths.
3914 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3916 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3917 INSN_LISTs that are out of the REG_NOTE range.
3919 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3921 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3922 (struct var_to_expand): Likewise.
3923 (struct opt_info): Add head and tail for linked lists of the above.
3924 (analyze_insn_to_expand_var): Initialize next.
3925 (analyze_iv_to_split_insn): Likewise.
3926 (analyze_insns_in_loop): Create linked lists.
3927 (allocate_basic_variable): Simplify for use without hash table.
3928 (insert_var_expansion_initialization): Likewise, make it type-safer.
3929 (combine_var_copies_in_loop_exit): Likewise.
3930 (apply_opt_in_copies): Walk lists rather than hash tables.
3931 (release_var_copies): Simplified and inlined by hand into...
3932 (free_opt_info): ... this function.
3934 2009-06-02 Richard Guenther <rguenther@suse.de>
3936 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3939 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3941 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3942 only for builtins that are not overridden.
3944 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3946 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3949 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3951 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3953 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3955 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3957 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3959 * common.opt (fdump-unnumbered-links): New.
3960 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3961 * print-rtl.c (flag_dump_unnumbered_links): New.
3962 (print_rtx): Test it.
3964 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3966 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3967 push/pop multiple to 8-byte alignment.
3969 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3971 * config/i386/i386.c (queued_cfa_restores): New static variable.
3972 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3974 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3975 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3976 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3977 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3978 note unconditionally.
3979 (ix86_emit_restore_regs_using_mov): Likewise.
3980 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3981 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3982 it through to ix86_emit_restore_reg_using_pop.
3983 (ix86_emit_leave): Add RED_OFFSET argument. Call
3984 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3985 instead of adding REG_CFA_OFFSET note unconditionally.
3986 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3987 the above functions. Call ix86_add_queued_cfa_restore_notes when
3990 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3991 force output of the label even for dwarf2out_do_cfi_asm.
3992 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3993 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3994 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3996 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3997 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3998 dwarf2out_cfi_label callers.
3999 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4000 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4001 Adjust dwarf2out_cfi_label callers.
4002 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4004 * config/i386/i386.h (struct machine_cfa_state,
4005 struct machine_function): Guard with ifndef USED_FOR_TARGET
4006 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4009 * emutls.c (__emutls_get_address): Change arr->size to mean number
4010 of allocated arr->data entries instead of # of slots + 1.
4013 * recog.c (peep2_reinit_state): New function.
4014 (peephole2_init_state): Use it at the end of a basic block and also
4015 when seeing a RTX_FRAME_RELATED_P insn.
4017 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4019 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4020 fixuns_truncrfdi2): New.
4021 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4022 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4023 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4024 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4025 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4026 *recip_approx): Remove.
4027 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4028 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4029 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4031 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4034 2009-06-01 Ian Lance Taylor <iant@google.com>
4036 * attribs.c (register_attribute): Use CONST_CAST.
4037 * collect2.c (main): Use CONST_CAST2.
4038 (scan_prog_file): Likewise.
4039 * gcc.c (process_command, main): Likewise.
4040 * toplev.c (toplev_main): Likewise.
4042 * c-typeck.c (handle_warn_cast_qual): New static function,
4043 partially broken out of build_c_cast.
4044 (build_c_cast): Call handle_warn_cast_qual.
4045 * doc/invoke.texi (Warning Options): Document new effect of
4048 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4050 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4051 (diagnostic_report_current_module): Print columns.
4052 * common.opt (flag_show_column): Enable by default.
4054 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4056 * alias.c (find_base_term): Check for NULL term before returning.
4058 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4060 Revert due to PR40320:
4061 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4062 * calls.c (emit_library_call_value_1): Don't force_operand for move
4065 2009-06-01 Olivier Hainque <hainque@adacore.com>
4066 Eric Botcazou <ebotcazou@adacore.com>
4068 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4069 to be processed as a bitfield for constructor output purposes.
4070 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4072 * varasm.c (oc_local_state): New type, output_constructor
4073 local state to support communication with helpers.
4074 (oc_outer_state): New type, output_constructor outer state of
4075 relevance in recursive calls.
4076 (output_constructor_array_range): New output_constructor helper,
4077 extracted code for an array range element.
4078 (output_constructor_regular_field): New output_constructor helper,
4079 extracted code for an element that is not a bitfield.
4080 (output_constructor_bitfield): New output_constructor helper,
4081 extracted code for a bitfield element. Accept an OUTER state
4082 argument for recursive processing. Recurse on record or array
4083 CONSTRUCTOR values, possibly past noop conversions.
4084 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4085 VALUE is a valid constant-valued expression for use in a static
4086 bit-field initializer.
4087 (output_constructor): Rework to use helpers. Accept and honor an
4088 OUTER state argument for recursive calls. Return total size. Be
4089 prepared for nested constructors initializing bitfields.
4090 (output_constant): Feed OUTER in calls to output_constructor.
4092 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4094 * calls.c (emit_library_call_value_1): Don't force_operand for move
4097 2009-06-01 Nick Clifton <nickc@redhat.com>
4099 * doc/invoke.texi (IA-64 Options): Fix typo.
4101 2009-06-01 Ira Rosen <irar@il.ibm.com>
4103 PR tree-optimization/39129
4104 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4106 (vect_do_peeling_for_loop_bound): Use
4107 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4108 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4109 (vect_loop_versioning): Likewise.
4110 (vect_create_cond_for_alias_checks): Fix indentation.
4111 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4113 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4114 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4115 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4116 "control flow in loop".
4117 (vect_estimate_min_profitable_iters): Use
4118 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4119 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4120 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4121 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4122 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4123 statement belongs to a group of strided accesses with the exact code
4125 (vectorizable_load): Likewise.
4126 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4127 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4129 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4131 * config/freebsd-stdint.h: New file.
4132 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4133 Add freebsd-stdint.h to tm_file.
4135 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4137 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4138 (thumb2_extendhidi2): Likewise.
4140 2009-05-31 Ian Lance Taylor <iant@google.com>
4142 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4144 2009-05-31 Ian Lance Taylor <iant@google.com>
4146 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4147 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4148 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4150 2009-05-31 Jason Merrill <jason@redhat.com>
4152 * tree-pretty-print.c (print_call_name): Take the callee, not the
4153 call itself. Make non-static. Use dump_function_name for functions.
4154 (dump_generic_node): Adjust.
4155 * diagnostic.h: Declare print_call_name.
4156 * gimple-pretty-print.c (dump_gimple_call): Use it.
4158 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4160 * config/sh/sh.md (ashldi3_std): New define_expand.
4163 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4166 * config/sh/sh.c: Include debug.h.
4167 (sh_expand_epilogue): Emit a blockage insn before the frame
4168 pointer adjustment also when dwarf2out_do_frame returns true.
4170 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4172 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4173 (thumb2_extendqidi2): New pattern.
4175 2009-05-31 Ira Rosen <irar@il.ibm.com>
4177 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4178 mark phis for renaming.
4179 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4180 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4181 Call mark_sym_for_renaming.
4182 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4183 * tree-vect-loop.c (vect_transform_loop): Remove
4184 vect_memsyms_to_rename initialization and a call to
4185 mark_set_for_renaming.
4187 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4190 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4191 frame related even if !set_cfa && style < 0.
4193 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4195 * config/i386/mingw-tls.c: New file.
4196 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4197 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4198 defining _WIN32 but not __CYGWIN__.
4200 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4202 * configure.ac: Add MPC support.
4204 * config.in, configure: Regenerate.
4206 2009-05-29 Richard Henderson <rth@redhat.com>
4208 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4209 NOTE_INSN_BASIC_BLOCK.
4210 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4211 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4212 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4214 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4216 (add_cfi): Disable check redefining cfa away from drap.
4217 (lookup_cfa_1): Add remember argument; handle remember/restore.
4218 (lookup_cfa): Pass remember argument.
4219 (cfa_remember): New.
4220 (compute_barrier_args_size_1): Remove sibcall check.
4221 (dwarf2out_frame_debug_def_cfa): New.
4222 (dwarf2out_frame_debug_adjust_cfa): New.
4223 (dwarf2out_frame_debug_cfa_offset): New.
4224 (dwarf2out_frame_debug_cfa_register): New.
4225 (dwarf2out_frame_debug_cfa_restore): New.
4226 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4227 (dwarf2out_begin_epilogue): New.
4228 (dwarf2out_frame_debug_restore_state): New.
4229 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4230 DW_CFA_restore_state.
4231 (output_cfi_directive): Likewise.
4232 (convert_cfa_to_fb_loc_list): Likewise.
4233 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4234 * dwarf2out.h: Update.
4235 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4236 (copy_insn_1): Early out for null.
4237 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4238 and dwarf2out_frame_debug_restore_state.
4239 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4240 (prologue_insn_hash, epilogue_insn_hash): New.
4241 (free_after_compilation): Adjust freeing accordingly.
4242 (record_insns): Create hash table if needed; push insns into
4243 hash instead of array.
4244 (maybe_copy_epilogue_insn): New.
4245 (contains): Search hash table instead of array.
4246 (sibcall_epilogue_contains): Remove.
4247 (thread_prologue_and_epilogue_insns): Split eh_return insns
4248 and mark them as epilogues.
4249 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4250 scanning in terms of basic blocks.
4251 * insn-notes.def (CFA_RESTORE_STATE): New.
4252 * jump.c (returnjump_p_1): Accept EH_RETURN.
4253 (eh_returnjump_p_1, eh_returnjump_p): New.
4254 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4255 CFA_REGISTER, CFA_RESTORE): New.
4256 * rtl.def (EH_RETURN): New.
4257 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4259 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4260 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4262 * config/i386/i386.c (gen_push): Update cfa state.
4263 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4264 add a CFA_ADJUST_CFA note.
4265 (ix86_dwarf_handle_frame_unspec): Remove.
4266 (ix86_expand_prologue): Update cfa state.
4267 (ix86_emit_restore_reg_using_pop): New.
4268 (ix86_emit_restore_regs_using_pop): New.
4269 (ix86_emit_leave): New.
4270 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4271 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4272 * config/i386/i386.h (struct machine_cfa_state): New.
4273 (ix86_cfa_state): New.
4274 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4275 (eh_return_internal): Merge from eh_return_<mode>,
4276 use eh_return rtx, split w/ epilogue.
4278 2009-05-29 Ian Lance Taylor <iant@google.com>
4280 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4282 * calls.c (emit_library_call_value_1): Likewise.
4284 * c-typeck.c (c_build_va_arg): New function.
4285 * c-tree.h (c_build_va_arg): Declare.
4286 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4287 instead of build_va_arg.
4289 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4291 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4292 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4293 (ptr_difference_cost): Use affine combinations to compute it.
4294 (difference_cost): Likewise.
4295 (get_computation_cost_at): Compute more accurate cost for addresses
4296 if the ratio is a multiplier allowed in addresses.
4297 For non-addresses, consider that an additional offset or symbol is
4300 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4302 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4303 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4305 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4306 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4307 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4309 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4310 to 1 for TYPE_SSE{IADD1,CVT1}.
4311 (prefix_vex_imm8): Removed.
4312 (length_vex): Only pass 1 as second argument to
4313 ix86_attr_length_vex_default if prefix_extra is 0.
4314 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4315 (length): For prefix vex computation use length_immediate
4316 attribute instead of prefix_vex_imm8.
4317 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4318 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4319 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4320 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4321 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4322 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4323 a space in between the operands.
4324 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4325 if one operand is 0xff and the other one si, di, bp or sp.
4326 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4327 other one si, di, bp or sp.
4328 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4329 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4330 type and mode attributes.
4331 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4332 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4333 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4334 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4335 prefix_data16 attribute iff MODE_DF.
4336 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4337 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4338 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4339 constm128_operand in length_immediate computation.
4340 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4341 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4342 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4343 length_immediate attribute to 1.
4344 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4345 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4346 for certain alternatives.
4347 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4348 prefix_data16 attribute if MODE_V1DF.
4349 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4350 length_immediate to 1.
4351 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4352 length_address to 4, set mode attribute to MODE_DI.
4353 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4354 (fxam<mode>2_i387): Set length attribute to 4.
4355 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4356 *prefetch_3dnow_rex): Override length_address attribute.
4357 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4359 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4360 (constm128_operand): Removed.
4361 * config/i386/i386.c (memory_address_length): For
4362 disp && !index && !base in 64-bit mode account for SIB byte if
4363 print_operand_address can't optimize disp32 into disp32(%rip)
4364 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4365 for fs: or gs: segment.
4366 (ix86_attr_length_immediate_default): When checking if shortform
4367 is possible, truncate immediate to the length of the non-shortened
4369 (ix86_attr_length_address_default): Ignore MEM_P operands
4371 (ix86_attr_length_vex_default): Only check for DImode on
4372 GENERAL_REG_P operands.
4373 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4374 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4375 (sse_cvttps2pi): Clear prefix_rep attribute.
4376 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4378 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4379 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4380 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4381 iff operand 2 is const_int_operand.
4382 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4383 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4384 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4386 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4388 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4389 prefix_data16 attribute for movlpd and movhpd instructions.
4390 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4391 length_immediate for shufpd instruction.
4392 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4393 (avx_cmpp<avxmodesuffixf2c><mode>3,
4394 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4395 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4396 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4397 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4398 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4399 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4400 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4401 prefix_data16 attribute for the first alternative to 1.
4402 (*avx_loadlps): Override length_immediate for the first alternative.
4403 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4404 attributes for second alternative.
4405 (*vec_concatv2sf_sse4_1): Override length_immediate and
4406 prefix_data16 attributes for second alternative.
4407 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4408 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4409 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4410 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4411 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4412 prefix_data16 and length_immediate to 1.
4413 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4415 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4416 prefix_extra attribute for variants that don't have 0f prefix alone.
4417 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4418 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4419 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4420 *sse4_1_pextrd): Set length_immediate to 1.
4421 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4422 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4424 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4425 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4426 length_immediate to 1 for second alternative.
4427 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4428 prefix_extra and length_immediate attributes for the first
4430 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4432 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4433 to 1 for the first and third alternative.
4434 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4436 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4438 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4440 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4441 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4442 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4443 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4444 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4445 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4446 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4447 ssse3_psign<mode>3): Override prefix_rex attribute.
4448 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4449 (ssse3_palignrti): Override length_immediate to 1.
4450 (ssse3_palignrdi): Override length_immediate to 1, override
4451 prefix_rex attribute.
4452 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4453 (sse4a_extrqi): Override length_immediate to 2.
4454 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4455 (sse4a_insertq): Override prefix_data16 to 0.
4456 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4457 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4458 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4459 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4460 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4461 and length_immediate to 1.
4462 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4463 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4464 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4465 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4466 and length_immediate to 1.
4467 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4468 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4469 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4470 avx_ptest256): Override prefix_extra to 1.
4471 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4472 Override prefix_data16 and length_immediate to 1.
4473 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4474 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4475 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4476 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4477 prefix_data16 to 0 and prefix_extra to 2.
4478 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4479 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4481 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4482 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4483 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4484 and prefix_extra to 2.
4485 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4486 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4487 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4488 avx_vpermilvar<mode>3,
4489 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4490 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4491 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4492 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4493 Override prefix_extra to 1.
4494 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4495 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4496 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4497 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4498 prefix_extra and length_immediate to 1.
4499 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4501 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4502 to 1 for the first alternative.
4503 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4504 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4506 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4507 *movv2sf_internal_avx, *movv2sf_internal): Override
4508 prefix_rep attribute for certain alternatives.
4509 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4510 attributes for certain alternatives.
4511 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4512 attributes for certain alternatives.
4513 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4514 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4515 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4516 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4517 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4518 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4519 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4520 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4521 length_immediate to 1 if operand 2 is const_int_operand.
4522 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4523 *vec_extractv2si_1): Set length_immediate attribute to 1.
4524 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4525 using old 3DNOW insn rather than SSE/3DNOW_A.
4526 (mmx_emms, mmx_femms): Clear modrm attribute.
4528 2009-05-29 Martin Jambor <mjambor@suse.cz>
4530 * tree-sra.c: New implementation of SRA.
4532 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4533 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4534 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4535 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4536 (SRA_MAX_STRUCTURE_COUNT): Removed.
4537 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4538 * doc/invoke.texi (sra-max-structure-size): Removed.
4539 (sra-field-structure-ratio): Removed.
4541 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4544 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4547 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4549 PR rtl-optimization/40101
4550 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4551 seqno. Adjust comment.
4552 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4553 inserting bookkeeping before a jump, the jump is not scheduled.
4554 When no positive seqno found, provide a value. Add comment.
4556 2009-05-29 Richard Guenther <rguenther@suse.de>
4558 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4559 short-cutting on the first component.
4561 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4564 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4565 for trees other than decls/types.
4567 2009-05-29 Richard Guenther <rguenther@suse.de>
4569 * tree-ssa-operands.c (get_expr_operands): Do not handle
4570 INDIRECT_REFs in the handled-component case. Remove
4571 unused get_ref_base_and_extent case.
4572 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4573 tree_low_cst and host_integerp where possible.
4574 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4575 codes for equivalence.
4576 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4578 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4580 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4581 to tmake_file for i[34567]86-*-cygwin*.
4583 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4586 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4587 (altivec_categorize_keyword, init_vector_keywords,
4588 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4591 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4593 * tree.c (handle_dll_attribute): Check if node is
4594 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4596 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4598 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4600 (thumb2_zero_extendqidi2): Likewise.
4602 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4604 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4605 instead of gen_movrt.
4606 * config/sh/sh.md (movrt): Remove.
4608 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4610 * doc/invoke.texi (IA-64 Options):
4611 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4612 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4613 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4614 -msched-prefer-non-control-spec-insns,
4615 -msched-stop-bits-after-every-cycle,
4616 -msched-count-spec-in-critical-path,
4617 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4618 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4619 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4620 and -msched-spec-verbose.
4622 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4624 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4625 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4627 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4629 2009-05-28 Richard Guenther <rguenther@suse.de>
4631 * tree-ssa-alias.c (ao_ref_init): New function.
4632 (ao_ref_base): Likewise.
4633 (ao_ref_base_alias_set): Likewise.
4634 (ao_ref_alias_set): Likewise.
4635 (refs_may_alias_p_1): Change signature.
4636 (refs_may_alias_p): Adjust.
4637 (refs_anti_dependent_p): Likewise.
4638 (refs_output_dependent_p): Likewise.
4639 (call_may_clobber_ref_p_1): Change signature.
4640 (call_may_clobber_ref_p): Adjust.
4641 (stmt_may_clobber_ref_p_1): New function split out from ...
4642 (stmt_may_clobber_ref_p): ... here.
4643 (maybe_skip_until): Adjust signature.
4644 (get_continuation_for_phi): Likewise.
4645 (walk_non_aliased_vuses): Likewise.
4646 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4647 (ao_ref_init): Declare.
4648 (ao_ref_base): Likewise.
4649 (ao_ref_alias_set): Likewise.
4650 (stmt_may_clobber_ref_p_1): Likewise.
4651 (walk_non_aliased_vuses): Adjust.
4652 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4653 (get_ref_from_reference_ops): remove.
4654 (vn_reference_lookup_2): Adjust signature.
4655 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4656 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4657 (vn_reference_lookup): Adjust.
4658 (vn_reference_insert): Likewise.
4659 (vn_reference_insert_pieces): Adjust signature.
4660 (visit_reference_op_call): Adjust.
4661 * tree-ssa-pre.c (get_expr_type): Simplify.
4662 (phi_translate_1): Adjust.
4663 (compute_avail): Likewise.
4664 (translate_vuse_through_block): Do not re-build trees.
4665 (value_dies_in_block_x): Likewise.
4666 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4668 (vn_reference_lookup_pieces): Adjust declaration.
4669 (vn_reference_insert_pieces): Likewise.
4671 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4673 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4674 with checking disabled.
4676 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4680 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4681 macro definition for support of three-operand format aligned
4682 .comm directive in assembler on cygwin/pe/mingw target OS.
4683 * configure: Regenerate.
4684 * config.h: Regenerate.
4686 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4687 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4688 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4690 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4691 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4693 2009-05-28 Ira Rosen <irar@il.ibm.com>
4695 PR tree-optimization/40254
4696 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4697 in analysis of basic blocks.
4699 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4702 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4703 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4704 (TARGET_INITIALIZER): Use it.
4705 * cse.c (CHEAPER): Move it up to the other macros.
4706 (insert): Rename this ...
4707 (insert_with_costs): ... to this. Add cost parameters. Update
4709 (insert): New function. Call insert_with_costs.
4710 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4711 find_reg_offset_for_const, try_const_anchors): New functions.
4712 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4713 when using a const-anchor. Call insert_const_anchors.
4714 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4715 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4717 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4719 * tree-inline.c (remap_decls): Enable nonlocalized variables
4720 when not optimizing.
4722 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4724 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4725 Simplify other tests involving optimize.
4727 2009-05-27 Tom Tromey <tromey@redhat.com>
4729 * unwind-dw2.c (_Unwind_DebugHook): New function.
4730 (uw_install_context): Call _Unwind_DebugHook.
4732 2009-05-27 Tom Tromey <tromey@redhat.com>
4734 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4736 2009-05-27 Ian Lance Taylor <iant@google.com>
4738 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4739 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4740 (ALL_LINKERFLAGS): Define.
4741 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4742 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4743 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4744 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4745 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4746 $(LINKER_FOR_BUILD).
4747 (build/gcov-iov$(build_exeext)): Likewise.
4749 2009-05-27 Julian Brown <julian@codesourcery.com>
4751 * gcse.c (target.h): Include.
4752 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4753 copy of argument to a pseudo register.
4755 2009-05-27 Diego Novillo <dnovillo@google.com>
4757 * tree-ssa-live.c (dump_scope_block): Document arguments.
4758 (dump_scope_blocks): Document.
4759 (debug_scope_blocks): New.
4760 * tree-flow.h (debug_scope_blocks): Declare.
4762 2009-05-21 Denis Chertykov <denisc@overta.ru>
4764 * doc/contrib.texi (Contributors): Add myself to the list.
4766 2009-05-27 Olivier Hainque <hainque@adacore.com>
4768 * expr.c (target_align): New function. Alignment the TARGET of an
4769 assignment may be assume to have.
4770 (highest_pow2_factor_for_target): Use it instead of relying on
4771 immediate tree attributes of TARGET, not necessarily honored when
4772 intermediate bitfields are involved.
4774 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4777 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4778 AVX, SSE4, AES, PCLMUL and POPCNT.
4780 2009-05-27 Diego Novillo <dnovillo@google.com>
4782 * tree-pretty-print.c (dump_location): New.
4783 (dump_generic_node): Call it.
4784 Factor code to handle BLOCK nodes ...
4785 (dump_block_node): ... here.
4787 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4789 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4791 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4793 * gcc-plugin.h: Include config.h and system.h.
4794 (IN_GCC): Define if not defined.
4796 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4799 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4802 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4804 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4806 * config/m32r/m32r.h: Ditto.
4807 * config/m32r/m32r.md: Ditto.
4808 * config/m32r/predicates.md: Ditto.
4810 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4812 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4814 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4817 (Loading plugins): typo.
4818 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4819 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4820 (Interacting with the GCC Garbage Collector): Added new section.
4821 (Giving information about a plugin): Added new section for
4823 * ggc.h (ggc_register_root_tab): Added declaration.
4824 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4825 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4826 (register_callback): Improved comment in declaration.
4827 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4828 (extra_root_vec) Added static variable for dynamic roots registration.
4829 (ggc_register_root_tab) Added new routine.
4830 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4831 PLUGIN_GGC_MARKING event.
4832 * ggc-zone.c: Include plugin.h.
4833 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4834 * ggc-page.c: Include plugin.h.
4835 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4836 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4837 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4838 (register_callback): check lack of callbacks for
4839 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4840 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4841 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4842 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4843 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4844 dependency on plugin.h.
4845 (plugin.o): Added dependency on ggc.h...
4847 2009-05-26 Richard Guenther <rguenther@suse.de>
4851 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4852 with mismatched comparison modes.
4854 * expr.c (expand_expr_real_1): Expand the operand of a
4855 VIEW_CONVERT_EXPR in its natural mode.
4857 2009-05-26 Ian Lance Taylor <iant@google.com>
4859 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4860 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4861 (ALL_COMPILERFLAGS): Define.
4862 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4863 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4864 (collect2$(exeext), collect2.o): Likewise.
4865 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4866 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4867 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4868 (libbackend.o, intl.o, cppdefault.o): Likewise.
4869 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4870 (build/%.o): Use $(COMPILER_FOR_BUILD).
4871 (build/gen%$(build_exeext)): Likewise.
4872 (build/gcov-iov$(build_exeext)): LIkewise.
4873 * config/t-darwin (darwin.o): Use $(COMPILER).
4874 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4875 * config/t-sol2 (sol2-c.o): Likewise.
4877 * config/t-vxworks (vxworks.o): Likewise.
4878 * config/x-darwin (host-darwin.o): Likewise.
4879 * config/x-hpux (host-hpux.o): Likewise.
4880 * config/x-linux (host-linux.o): Likewise.
4881 * config/x-solaris (host-solaris.o): Likewise.
4882 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4883 * config/arm/t-arm (arm-c.o): Likewise.
4884 * config/arm/t-pe (pe.o): Likewise.
4885 * config/arm/t-wince-pe (pe.o): Likewise.
4886 * config/i386/t-cygming (winnt.o): Likewise.
4887 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4888 * config/i386/t-cygwin (cygwin1.o): Likewise.
4889 (cygwin2.o): Likewise.
4890 * config/i386/t-i386 (i386-c.o): Likewise.
4891 * config/i386/t-interix (winnt.o): Likewise.
4892 * config/i386/t-netware (netware.o): Likewise.
4893 * config/i386/t-nwld (nwld.o): Likewise.
4894 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4895 * config/i386/x-i386 (driver-i386.o): Likewise.
4896 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4897 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4898 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4899 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4900 * config/mips/x-native (driver-native.o): Likewise.
4901 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4902 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4903 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4904 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4905 * config/score/t-score-elf (score7.o): Likewise.
4906 (score3.o): Likewise.
4907 * config/sh/t-sh (sh-c.o): Likewise.
4908 * config/sh/t-symbian (sh-c.o): Likewise.
4909 (symbian.o): Likewise.
4910 * config/spu/t-spu-elf (spu-c.o): Likewise.
4911 * config/v850/t-v850 (v850-c.o): Likewise.
4912 * config/v850/t-v850e (v850-c.o): Likewise.
4914 2009-05-26 Richard Guenther <rguenther@suse.de>
4916 PR tree-optimization/40122
4917 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4918 VECTOR_CSTs if possible.
4919 (fold_gimple_assign): Likewise.
4921 2009-05-26 Richard Guenther <rguenther@suse.de>
4924 * fold-const.c (fold_binary): Use the correct types for building
4927 2009-05-26 Richard Guenther <rguenther@suse.de>
4929 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4930 redundant calls to merge_alias_info.
4931 (bump_vector_ptr): Likewise.
4932 * tree-ssa-copy.c (merge_alias_info): Remove.
4933 (replace_exp_1): Remove call to merge_alias_info.
4934 (propagate_tree_value): Likewise.
4935 (fini_copy_prop): Propagate points-to info.
4936 * tree-flow.h (merge_alias_info): Remove.
4938 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4940 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4942 2009-05-25 Jan Hubicka <jh@suse.cz>
4944 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4945 * cgraph.h (struct inline_summary): New filed self_wize,
4946 size_inlining_benefit, self_time and time_inlining_benefit.
4947 (struct cgraph_global_info): Replace insns by time ans size fields.
4948 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4949 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4950 (ipcp_update_callgraph): Do not touch function bodies.
4951 * ipa-inline.c: Include except.h
4952 (MAX_TIME): New constant.
4953 (overall_insns): Remove.
4955 (overall_size, max_benefit): New static variables.
4956 (cgraph_estimate_time_after_inlining): New function.
4957 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4958 (cgraph_clone_inlined_nodes): Update size.
4959 (cgraph_mark_inline_edge): Update size.
4960 (cgraph_estimate_growth): Use size info.
4961 (cgraph_check_inline_limits): Check size.
4962 (cgraph_default_inline_p): Likewise.
4963 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4964 (cgraph_decide_recursive_inlining): Check size.
4965 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4967 (cgraph_decide_inlining): Likewise.
4968 (cgraph_decide_inlining_incrementally): Likewise; honor
4969 PARAM_EARLY_INLINING_INSNS.
4970 (likely_eliminated_by_inlining_p): New predicate.
4971 (estimate_function_body_sizes): New function.
4972 (compute_inline_parameters): Use it.
4973 * except.c (must_not_throw_labels): New function.
4974 * except.h (must_not_throw_labels): Declare.
4975 * tree-inline.c (init_inline_once): Kill inlining_weigths
4976 * tree-ssa-structalias.c: Avoid uninitialized warning.
4977 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4978 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4979 (PARAM_INLINE_CALL_COST): Remove.
4980 (PARAM_EARLY_INLINING_INSNS): New.
4982 2009-05-25 Richard Guenther <rguenther@suse.de>
4984 PR tree-optimization/36327
4985 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4986 callback for reference translation or lookup at the point of may-defs.
4987 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4988 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4989 for union COMPONENT_REFs.
4990 (vn_reference_lookup_3): New callback. Lookup from memset
4991 and CONSTRUCTOR assignment, translate through struct copies.
4992 (vn_reference_lookup_pieces): Make sure to not free the
4993 passed operands array. Adjust walk_non_aliased_vuses call.
4994 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4995 make sure we do not leak memory.
4997 2009-05-25 Richard Guenther <rguenther@suse.de>
4999 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5000 * tree-inline.c (expand_call_inline): Reset the escaped and
5002 * tree-ssa-structalias.c (pass_build_ealias): New.
5003 * tree-pass.h (pass_build_ealias): Declare.
5004 * passes.c (init_optimization_passes): Add PTA during
5005 early optimizations.
5006 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5007 and CALLUSED solutions.
5008 (dump_points_to_solution): New function, split out from ...
5009 (dump_points_to_info_for): ... here.
5010 * tree-parloops.c (parallelize_loops): Reset the escaped and
5013 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5016 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5017 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5019 2009-05-25 Ira Rosen <irar@il.ibm.com>
5021 PR tree-optimization/40238
5022 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5023 statements after basic block's labels.
5024 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5025 to free the allocated memory.
5027 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5029 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5030 return address with a USE.
5032 2009-05-24 Richard Guenther <rguenther@suse.de>
5035 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5036 array type from the main variant of the inner type.
5038 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5040 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5041 definition to bool (from int) to un-break build.
5042 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5044 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5046 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5047 discard_stmt_changes): Delete.
5048 * tree-ssa-operands.c (scb_stack): Delete.
5049 (init_ssa_operands): Do not initialize it.
5050 (fini_ssa_operands): Do not free it.
5051 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5053 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5054 update_stmt, remove the others. Fix comments.
5055 * tree-dfa.c (optimize_stack_restore): Likewise.
5056 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5057 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5058 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5059 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5061 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5062 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5063 (dom_opt_finalize_block): Likewise, adjusting access to
5065 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5066 (stmts_to_rescan): Change item type to gimple.
5067 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5069 2009-05-24 Ira Rosen <irar@il.ibm.com>
5071 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5072 * tree-pass.h (pass_slp_vectorize): New pass.
5073 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5074 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5075 * tree-vectorizer.c (timevar.h): Include.
5076 (user_vect_verbosity_level): Declare.
5077 (vect_location): Fix comment.
5078 (vect_set_verbosity_level): Update user_vect_verbosity_level
5079 instead of vect_verbosity_level.
5080 (vect_set_dump_settings): Add an argument. Ignore user defined
5081 verbosity if dump flags require higher level of verbosity. Print to
5082 stderr only for loop vectorization.
5083 (vectorize_loops): Update call to vect_set_dump_settings.
5084 (execute_vect_slp): New function.
5085 (gate_vect_slp): Likewise.
5086 (struct gimple_opt_pass pass_slp_vectorize): New.
5087 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5089 (vec_info_for_bb): New function.
5090 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5091 (VECTORIZATION_ENABLED): New macro.
5092 (SLP_ENABLED, SLP_DISABLED): Likewise.
5093 (vect_is_simple_use): Add bb_vec_info argument.
5094 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5095 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5096 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5097 vect_schedule_slp, vect_analyze_slp): Likewise.
5098 (vect_analyze_stmt): Add slp_tree argument.
5099 (find_bb_location): Declare.
5100 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5101 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5102 (vect_analyze_loop_operations, vect_analyze_loop,
5103 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5104 vect_finalize_reduction, vectorizable_reduction,
5105 vectorizable_live_operation, vect_transform_loop): Likewise.
5106 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5107 skip evolution analysis if analyzing a basic block.
5108 (dr_analyze_indices): Likewise.
5109 (initialize_data_dependence_relation): Skip the test whether the
5110 object is invariant for basic blocks.
5111 (compute_all_dependences): Skip dependence analysis for data
5112 references in basic blocks.
5113 (find_data_references_in_stmt): Don't fail in case of invariant
5114 access in basic block.
5115 (find_data_references_in_bb): New function.
5116 (find_data_references_in_loop): Move code to
5117 find_data_references_in_bb and add a call to it.
5118 (compute_data_dependences_for_bb): New function.
5119 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5120 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5122 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5123 unknown dependence in basic block and fail in case of dependence in
5125 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5126 dependence instances from either loop or basic block vectorization
5128 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5129 before calling nested_in_vect_loop_p.
5130 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5131 dependence instances from either loop or basic block vectorization
5133 (vect_verify_datarefs_alignment): Likewise.
5134 (vect_enhance_data_refs_alignment): Adjust function calls.
5135 (vect_analyze_data_refs_alignment): Likewise.
5136 (vect_analyze_group_access): Fix printing. Skip different checks if
5137 DR_STEP is 0. Keep strided stores either in loop or basic block
5138 vectorization data structure. Fix indentation.
5139 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5141 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5142 dependence instances from either loop or basic block vectorization
5144 (vect_analyze_data_refs): Update comment. Call
5145 compute_data_dependences_for_bb to analyze basic blocks.
5146 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5147 case of loop vectorization. In case of basic block vectorization use
5148 data-ref itself as a base.
5149 (vect_create_data_ref_ptr): In case of basic block vectorization:
5150 don't advance the pointer, add new statements before the current
5151 statement. Adjust function calls.
5152 (vect_supportable_dr_alignment): Support only aligned accesses in
5153 basic block vectorization.
5154 * common.opt (ftree-slp-vectorize): New flag.
5155 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5156 (vect_pattern_recog_1): Likewise.
5157 * tree-vect-stmts.c (process_use): Likewise.
5158 (vect_init_vector): Add new statements in the beginning of the basic
5159 block in case of basic block SLP.
5160 (vect_get_vec_def_for_operand): Adjust function calls.
5161 (vect_finish_stmt_generation): Likewise.
5162 (vectorizable_call): Add assert that it is loop vectorization, adjust
5164 (vectorizable_conversion, vectorizable_assignment): Likewise.
5165 (vectorizable_operation): In case of basic block SLP, take
5166 vectorization factor from statement's type and skip the relevance
5167 check. Adjust function calls.
5168 (vectorizable_type_demotion): Add assert that it is loop
5169 vectorization, adjust function calls.
5170 (vectorizable_type_promotion): Likewise.
5171 (vectorizable_store): Check for outer loop only in case of loop
5172 vectorization. Adjust function calls. For basic blocks, skip the
5173 relevance check and don't advance pointers.
5174 (vectorizable_load): Likewise.
5175 (vectorizable_condition): Add assert that it is loop vectorization,
5176 adjust function calls.
5177 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5178 that it is not reduction, get vector type, call only supported
5179 functions, skip loop specific parts.
5180 (vect_transform_stmt): Check for outer loop only in case of loop
5182 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5183 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5184 for external definition.
5185 * passes.c (pass_slp_vectorize): New pass.
5186 * tree-vect-slp.c (find_bb_location): New function.
5187 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5188 check for patterns only in loops.
5189 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5190 case of multiple types in basic block SLP.
5191 (vect_mark_slp_stmts_relevant): New function.
5192 (vect_supported_load_permutation_p): Fix comment.
5193 (vect_analyze_slp_instance): Add argument. In case of basic block
5194 SLP, take vectorization factor from statement's type, check that
5195 unrolling factor is 1. Adjust function call. Save SLP instance in
5196 either loop or basic block vectorization structure. Return FALSE,
5198 (vect_analyze_slp): Add argument. Get strided stores groups from
5199 either loop or basic block vectorization structure. Return FALSE
5200 if basic block SLP failed.
5201 (new_bb_vec_info): New function.
5202 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5203 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5204 (vect_schedule_slp): Add argument. Get SLP instances from either
5205 loop or basic block vectorization structure. Set vectorization factor
5206 to be 1 for basic block SLP.
5207 (vect_slp_transform_bb): New function.
5208 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5210 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5212 * final.c (shorten_branches): Do not align labels for jump tables.
5213 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5215 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5217 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5218 Remove outdated reference to flow.c and fix nits.
5219 * doc/gccint.texi: Tweak RTL description.
5220 * doc/rtl.texi: Likewise.
5222 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5224 * config/avr/avr.c: Change my email address.
5225 * config/avr/avr.h: Likewise.
5226 * config/avr/avr.md: Likewise.
5227 * config/avr/avr-protos.h: Likewise.
5228 * config/avr/libgcc.S: Likewise.
5230 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5232 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5233 (spu_split_load, spu_split_store): Change return type to int.
5234 (spu_split_convert): Declare.
5235 * config/spu/predicates.md (spu_mem_operand): Remove.
5236 (spu_mov_operand): Update.
5237 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5238 * config/spu/spu.c (regno_aligned_for_load): Remove.
5239 (reg_aligned_for_addr, spu_expand_load): Define.
5240 (spu_expand_extv): Reimplement and handle MEM.
5241 (spu_expand_insv): Handle MEM.
5242 (spu_sched_reorder): Handle insn's with length 0.
5243 (spu_legitimate_address_p): Reimplement.
5244 (store_with_one_insn_p): Return TRUE for any mode with size
5245 larger than 16 bytes.
5246 (address_needs_split): Define.
5247 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5249 (spu_convert_move): Define.
5250 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5251 (spu_split_store): Change all MEM's to TImode.
5252 (spu_init_expanders): Preallocate registers that correspond to
5253 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5255 (spu_split_convert): Define.
5256 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5257 (_move<mode>, _movdi, _movti): Update predicate and condition.
5258 (load, store): Change to define_split.
5259 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5261 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5262 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5263 define_insn_and_split of lshr<mode>3.
5264 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5265 (<v>ashr<mode>3_imm): Define.
5266 (extv, extzv, insv): Allow MEM operands.
5267 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5268 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5269 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5270 (_spu_convert2): Change to define_insn_and_split and remove the
5271 corresponding define_peephole2.
5272 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5273 Change predicates to memory_operand.
5275 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5277 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5279 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5281 PR tree-optimization/40219
5282 * tree.c (iterative_hash_expr): Make sure the builtin function is
5283 a normal builtin function and not a front end or back end builtin
5284 before indexing into the built_in_decls array.
5286 2009-05-22 Richard Guenther <rguenther@suse.de>
5289 * alias.c (write_dependence_p): Do not use TBAA for answering
5290 anti-dependence or output-dependence.
5291 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5292 (emit_pointer_definition): Remove.
5293 (emit_alias_warning): Likewise.
5294 (find_what_var_points_to): Remove TBAA pruning code.
5295 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5297 (compute_points_to_sets): Remove code computing the set of
5298 dereferenced pointers.
5299 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5300 oracle for querying anti and output dependencies.
5301 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5302 if TBAA may be applied.
5303 (refs_anti_dependent_p): New function.
5304 (refs_output_dependent_p): Likewise.
5305 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5306 (refs_output_dependent_p): Likewise.
5307 * doc/tree-ssa.texi (Memory model): New section.
5308 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5309 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5310 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5311 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5312 * expr.c (expand_expr_real_1): Likewise.
5313 * gimple-low.c (lower_stmt): Likewise.
5314 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5315 (dump_gimple_cdt): Remove.
5316 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5317 (gimple_size): Likewise.
5318 (walk_gimple_op): Likewise.
5319 (is_gimple_stmt): Likewise.
5320 (walk_stmt_load_store_addr_ops): Likewise.
5321 (gimple_build_cdt): Remove.
5322 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5323 * gimple.h (gimple_cdt_new_type): Remove.
5324 (gimple_cdt_new_type_ptr): Likewise.
5325 (gimple_cdt_set_new_type): Likewise.
5326 (gimple_cdt_location): Likewise.
5327 (gimple_cdt_location_ptr): Likewise.
5328 (gimple_cdt_set_location): Likewise.
5329 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5330 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5331 GIMPLE_CHANGE_DYNAMIC_TYPE.
5332 (verify_types_in_gimple_stmt): Likewise.
5333 * tree-inline.c (estimate_num_insns): Likewise.
5334 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5335 (copy_decl_to_var): Likewise.
5336 (copy_result_decl_to_var): Likewise.
5337 * tree-pretty-print.c (dump_generic_node): Do not handle
5338 CHANGE_DYNAMIC_TYPE_EXPR.
5339 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5340 * tree-ssa-operands.c (get_expr_operands): Likewise.
5341 * tree-ssa-structalias.c (struct variable_info): Remove
5342 no_tbaa_pruning member.
5343 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5344 (unify_nodes): Do not copy it.
5345 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5346 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5347 (set_uids_in_ptset): Do not check it.
5348 (find_what_var_points_to): Likewise.
5349 (compute_tbaa_pruning): Remove.
5350 (compute_points_to_sets): Do not call it.
5351 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5352 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5353 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5354 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5355 (DECL_NO_TBAA_P): Likewise.
5356 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5357 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5358 (expand_omp_atomic_pipeline): Do not set it.
5359 * print-tree.c (print_node): Do not dump it.
5360 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5363 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5366 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5369 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5371 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5374 2009-05-22 Ben Elliston <bje@au.ibm.com>
5376 * Makefile.in (bversion.h, s-bversion): New targets.
5377 (TOPLEV_H): Add bversion.h.
5378 * toplev.h: Include "bversion.h".
5379 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5380 the __format__ attribute only if compiling with the same version
5381 of GCC as the sources (the "build version").
5383 2009-05-22 Ben Elliston <bje@au.ibm.com>
5385 * c-format.c (handle_format_attribute): Fix comment typo.
5387 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5390 * config/ia64/ia64.opt (mfused-madd): New.
5391 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5392 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5393 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5394 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5395 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5396 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5397 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5398 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5399 instruction if !TARGET_FUSED_MADD.
5400 (fpma, fpms): Remove colon from name.
5402 2009-05-22 Richard Guenther <rguenther@suse.de>
5404 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5405 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5406 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5408 (create_expression_by_pieces): Only convert if necessary.
5409 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5410 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5412 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5414 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5415 regular pattern from a template and rename it ...
5416 (*extzv_truncsi_exts): ... to this.
5418 2009-05-21 Richard Guenther <rguenther@suse.de>
5420 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5421 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5422 (cgraph_default_inline_p): Likewise.
5423 (cgraph_decide_inlining_incrementally): Likewise.
5425 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5426 Uros Bizjak <ubizjak@gmail.com>
5428 * config/i386/cpuid.h (bit_MOVBE): New.
5430 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5432 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5433 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5434 (ix86_handle_option): Handle OPT_mmovbe.
5435 (ix86_target_string): Add -mmovbe.
5436 (pta_flags): Add PTA_MOVBE.
5437 (processor_alias_table): Add PTA_MOVBE to "atom".
5438 (override_options): Handle PTA_MOVBE.
5440 * config/i386/i386.h (TARGET_MOVBE): New.
5442 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5443 (*bswapsi_movbe): New.
5444 (*bswapdi_movbe): Likewise.
5445 (bswapdi2): Renamed to ...
5447 (bswapdi2): New expander.
5449 * config/i386/i386.opt (mmovbe): New.
5451 * doc/invoke.texi: Document -mmovbe.
5453 2009-05-21 Taras Glek <tglek@mozilla.com>
5455 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5456 * gcc-plugin.h (plugin_init): Updated signature.
5457 * gcc-plugin.h (plugin_name_args): Moved to this header.
5458 * doc/plugins.texi (plugin_init): Updated documention to reflect
5460 * doc/plugins.texi (plugin_name_args): Added to documention.
5462 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5464 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5465 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5467 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5469 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5470 JUMP_TABLE_DATA_P predicates where applicable.
5471 * config/i386/predicates.md: Ditto.
5472 * config/i386/sse.md: Ditto.
5474 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5476 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5477 operand2 -128 override length_immediate attribute to 1.
5478 * config/i386/predicates.md (constm128_operand): New predicate.
5480 * config/i386/i386.c (memory_address_length): Handle %r12
5481 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5483 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5484 mode look through optional ZERO_EXTEND and SUBREG.
5485 * config/i386/i386.md (R12_REG): New define_constant.
5486 (prefix_data16): For sse unit set also for MODE_TI insns.
5487 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5488 insns set if operand 1 is ext_QIreg_operand.
5489 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5490 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5492 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5493 mode from MODE_DI to MODE_SI.
5494 (movdi_1_rex64): Override modrm and length_immediate attributes
5495 only for movabs (TYPE_IMOV, alternative 2).
5496 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5497 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5498 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5499 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5500 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5501 prefix_rex attribute if DImode.
5502 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5503 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5504 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5505 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5506 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5507 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5508 Likewise. For TYPE_IMOV clear length_immediate attribute.
5509 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5510 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5511 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5512 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5513 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5514 or one operand TYPE_ISHIFT.
5515 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5516 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5517 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5518 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5519 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5520 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5521 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5522 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5523 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5524 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5525 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5526 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5527 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5528 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5529 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5530 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5531 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5532 set mode attribute, don't override length attribute.
5533 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5535 (return_internal_long): Set length attribute to 2 instead of 1.
5536 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5537 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5538 prefix_rex attribute.
5539 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5541 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5543 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5545 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5547 2009-05-20 Ian Lance Taylor <iant@google.com>
5549 * tree.c (build_tree_list_vec_stat): New function.
5550 (ctor_to_vec): New function.
5551 (build_nt_call_vec): New function.
5552 (build_call_array): Change args to be a const pointer.
5553 (build_call_vec): New function.
5554 * tree.h (build_nt_call_vec): Declare.
5555 (build_tree_list_vec_stat): Declare.
5556 (build_tree_list_vec): Define.
5557 (build_call_array): Update declaration.
5558 (build_call_vec): Declare.
5559 (ctor_to_vec): Declare.
5560 * c-common.c (tree_vector_cache): New static variable.
5561 (make_tree_vector): New function.
5562 (release_tree_vector): New function.
5563 (make_tree_vector_single): New function.
5564 (make_tree_vector_copy): New function.
5565 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5566 (make_tree_vector_single, make_tree_vector_copy): Declare.
5567 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5568 (c_parser_expr_list): Don't manage cache here, instead call
5570 (c_parser_release_expr_list): Remove static function.
5571 (c_parser_vec_to_tree_list): Remove static function.
5572 (c_parser_attributes): Call build_tree_list_vec instead of
5573 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5574 c_parser_release_expr_list.
5575 (c_parser_postfix_expression_after_primary): Likewise.
5576 (c_parser_objc_keywordexpr): Likewise.
5578 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5580 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5581 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5582 TARGET_CONVERT_TO_TYPE.
5583 * hooks.c (hook_tree_const_tree_null): Define.
5584 * hooks.h (hook_tree_const_tree_null): Declare.
5585 * target.h (struct gcc_target): Add invalid_parameter_type,
5586 invalid_return_type, promoted_type, and convert_to_type fields.
5587 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5588 (TARGET_INVALID_RETURN_TYPE): Define.
5589 (TARGET_PROMOTED_TYPE): Define.
5590 (TARGET_CONVERT_TO_TYPE): Define.
5591 (TARGET_INITIALIZER): Update for new fields.
5592 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5593 (grokparms): Check targetm.invalid_parameter_type.
5594 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5595 * c-convert.c (convert): Check targetm.convert_to_type.
5597 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5599 * config/mips/mips.md (*extenddi_truncate<mode>,
5600 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5602 (*extendhi_truncateqi): New define_insn_and_sptit.
5604 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5607 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5608 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5610 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5612 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5613 the operand of VIEW_CONVERT_EXPR.
5615 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5617 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5618 extended family and model for Intel processors. Support Intel Atom.
5620 2009-05-20 Olivier Hainque <hainque@adacore.com>
5622 * gstab.h (stab_code_type): Define, to be used instead of the
5623 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5625 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5626 occurrences by stab_code_type.
5627 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5629 2009-05-20 Martin Jambor <mjambor@suse.cz>
5631 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5632 (sra_insert_before): Likewise.
5633 (sra_insert_after): Likewise.
5634 (sra_init_cache): Likewise.
5635 (sra_type_can_be_decomposed_p): Likewise.
5636 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5637 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5638 (sra_insert_before): Likewise.
5639 (sra_insert_after): Likewise.
5640 (sra_init_cache): Likewise.
5641 (insert_edge_copies_seq): Made static and moved upwards.
5643 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5646 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5648 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5649 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5652 2009-05-20 Richard Guenther <rguenther@suse.de>
5654 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5655 with mismatched comparison modes.
5657 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5659 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5660 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5661 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5662 with shifts for Thumb2.
5663 (orsi_notsi): New for orn.
5664 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5665 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5666 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5667 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5668 Don't invert remainder for IOR.
5670 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5672 PR tree-optimization/40087
5673 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5674 number_of_iterations_ne): Rename never_infinite argument.
5675 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5676 number_of_iterations_le): Handle pointer-type ivs when
5677 exit_must_be_taken is false.
5678 (number_of_iterations_cond): Do not always assume that
5679 exit_must_be_taken if the control variable is a pointer.
5681 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5683 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5684 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5686 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5688 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5689 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5691 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5694 * c.opt (Wlogical-op): Disabled by default.
5695 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5697 * doc/invoke.texi (Wlogical-op): Likewise.
5699 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5701 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5703 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5704 Propagate the type of the first operand.
5705 <ASSERT_EXPR>: Simplify.
5706 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5707 Rewrite using the RHS code as discriminant.
5708 <NOP_EXPR>: Turn into CASE_CONVERT.
5709 <PLUS_EXPR>: Propagate the type of the first operand.
5711 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5713 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5714 (ia64_dconst_0_375): New.
5715 * config/ia64/ia64.c (ia64_override_options): Remove
5716 -minline-sqrt-min-latency warning.
5717 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5718 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5719 * config/ia64/ia64.md (*sqrt_approx): Remove.
5720 (sqrtsf2): Remove #if 0.
5721 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5722 (sqrtdf): Remove assert.
5723 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5724 (sqrtxf2): Remove #if 0.
5725 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5726 * div.md (sqrt_approx_rf): New.
5727 (sqrtsf2_internal_thr): New implementation.
5728 (sqrtsf2_internal_lat): New.
5729 (sqrtdf2_internal_thr: New implementation.
5730 (sqrtxf2_internal): New implementation.
5732 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5733 Hans-Peter Nilsson <hp@axis.com>
5735 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5736 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5737 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5738 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5739 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5740 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5741 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5742 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5743 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5744 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5745 * c-common.c: ...from here.
5747 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5749 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5751 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5753 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5755 2009-05-19 Ben Elliston <bje@au.ibm.com>
5757 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5758 assignments with memcpy calls.
5759 (add_fdes): Likewise.
5760 (binary_search_unencoded_fdes): Likewise.
5761 (linear_search_fdes): Eliminate type puns.
5763 2009-05-19 Richard Guenther <rguenther@suse.de>
5765 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5766 not falsely claim to have propagated into all uses.
5768 2009-05-19 Ben Elliston <bje@au.ibm.com>
5770 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5773 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5775 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5776 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5777 (TARGET_LEGITIMATE_ADDRESS_P): New.
5778 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5779 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5781 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5784 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5785 child of the containing namespace's DIE.
5787 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5789 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5790 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5791 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5794 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5797 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5798 gen_align with gen_pad.
5799 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5800 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5802 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5803 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5805 * config/i386/i386.md (align): Renamed to ...
5806 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5807 ASM_OUTPUT_MAX_SKIP_PAD.
5809 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5811 * config.gcc: Fix variable syntax.
5814 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5815 before calling exact_log2.
5816 (output_iorsi3): Likewise.
5817 (output_xorsi3): Likewise.
5819 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5821 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5822 for the none zero constant operand except for EQ and NE
5823 comprisons even when the first operand is R0.
5825 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5827 * config/s390/2064.md: Remove trailing whitespaces.
5828 * config/s390/2084.md: Likewise.
5829 * config/s390/constraints.md: Likewise.
5830 * config/s390/fixdfdi.h: Likewise.
5831 * config/s390/libgcc-glibc.ver: Likewise.
5832 * config/s390/s390-modes.def: Likewise.
5833 * config/s390/s390-protos.h: Likewise.
5834 * config/s390/s390.c: Likewise.
5835 * config/s390/s390.h: Likewise.
5836 * config/s390/s390.md: Likewise.
5837 * config/s390/tpf-unwind.h: Likewise.
5839 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5841 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5843 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5846 * configure.ac (m68k-*-*): Check if binutils support TLS.
5847 * configure: Regenerate.
5848 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5849 * config/m68k/constraints.md (Cu): New constraint.
5850 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5851 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5852 (movsi): Handle TLS symbols.
5853 (addsi3_5200): Handle XTLS symbols, indent.
5854 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5855 (m68k_tls_reference_p): Declare.
5856 (m68k_legitimize_address): Declare.
5857 (m68k_unwrap_symbol): Declare.
5858 * config/m68k/m68k.opt (mxtls): New option.
5859 * config/m68k/m68k.c (ggc.h): Include.
5860 (m68k_output_dwarf_dtprel): Implement hook.
5861 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5862 (m68k_expand_prologue): Load GOT pointer when function needs it.
5863 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5864 (m68k_legitimate_constant_address_p): Same.
5865 (m68k_decompose_address): Handle TLS references.
5866 (m68k_get_gp): New static function.
5867 (enum m68k_reloc): New contants.
5868 (TLS_RELOC_P): New macro.
5869 (m68k_wrap_symbol): New static function.
5870 (m68k_unwrap_symbol): New function.
5871 (m68k_final_prescan_insn_1): New static function.
5872 (m68k_final_prescan_insn): New function.
5873 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5875 (legitimize_pic_address): Handle TLS references..
5876 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5877 (m68k_libcall_value_in_a0_p)
5878 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5879 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5880 (m68k_legitimize_tls_address): Handle TLS references.
5881 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5883 (m68k_legitimize_address): Handle TLS symbols.
5884 (m68k_get_reloc_decoration): New static function.
5885 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5887 (m68k_output_dwarf_dtprel): Implement hook.
5888 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5889 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5890 m68k_call_* routines.
5891 (sched_attr_op_type): Handle TLS symbols.
5892 (gt-m68k.h): Include.
5893 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5894 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5896 2009-05-18 Martin Jambor <mjambor@suse.cz>
5898 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5899 (visit_store_addr_for_mod_analysis): New function.
5900 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5901 (determine_cst_member_ptr): Use gimple_assign_single_p.
5902 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5903 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5904 operands. Don't check number of operands of a NOP_EXPR.
5906 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5908 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5910 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5913 * c-common.c (warn_logical_operator): Don't warn if one of
5914 expression isn't always true or false.
5916 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5918 * config/i386/biarch32.h: New file.
5919 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5921 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5923 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5924 *zero_extend<mode>_truncqi): Merge these into ...
5925 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5926 Name the pattern following this as *zero_extendhi_truncqi.
5928 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5931 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5932 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5933 (output_info): Make field HOST_WIDEST_INT.
5934 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5935 (dump_bitmat_statistics): Same.
5937 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5939 * config.gcc (use_gcc_stdint): Set to wrap.
5940 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5941 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5942 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5943 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5944 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5945 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5946 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5947 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5949 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5951 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5953 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5954 Move definitions earlier.
5955 (OPT_ARCH64, OPT_ARCH32): Define.
5956 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5959 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5962 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5965 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5967 * arm.md (movdi2): Copy non-reg values to DImode registers.
5969 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5972 * final.c (label_to_max_skip): New function.
5973 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5974 CODE_LABEL_NUMBER <= max_labelno.
5975 * output.h (label_to_max_skip): New prototype.
5976 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5977 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5978 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5979 Handle CODE_LABELs with >= 16 byte alignment or with
5980 max_skip == (1 << align) - 1.
5981 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5982 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5985 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5986 .p2align 3 if MAX_SKIP is smaller than 7.
5987 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5989 2009-05-15 Ian Lance Taylor <iant@google.com>
5991 * alias.c (struct alias_set_entry_d): Rename from struct
5992 alias_set_entry. Change all uses.
5993 * except.c (struct call_site_record_d): Rename from struct
5994 call_site_record. Change all uses.
5995 * except.h (struct eh_region_d): Rename from struct eh_region.
5997 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5999 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6000 ivtype_map_elt. Change all uses.
6001 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6003 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6004 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6006 (struct sese_d): Rename from struct sese. Change all uses.
6007 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6008 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6009 * optabs.h (struct optab_d): Rename from struct optab. Change all
6011 (struct convert_optab_d): Rename from struct convert_optab.
6013 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6014 ipa_opt_pass. Change all uses.
6015 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6018 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6019 defined as a typedef.
6020 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6023 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6026 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6028 (merge_ranges): Returns bool.
6029 * tree.h (make_range): .. to here.
6030 (build_range_check): Likewise.
6031 (merge_ranges): Likewise. Renamed from merge_ranges.
6032 * c-typeck.c (parser_build_binary_op): Update calls to
6033 warn_logical_operator.
6034 * c-common.c (warn_logical_operator): Add new warning.
6035 * c-common.h (warn_logical_operator): Update declaration.
6037 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6039 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6041 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6043 * doc/install.texi: Document MPC requirements, flags etc.
6045 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6046 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6047 Evaluate constant arguments.
6048 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6049 (fold_builtin_1): Likewise, also evaluate constant arguments.
6050 Remove superfluous break.
6051 (do_mpc_ckconv): New.
6052 * real.h: Include mpc.h.
6053 * toplev.c (print_version): Output MPC version info if available.
6055 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6057 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6059 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6061 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6064 2009-05-15 Jan Hubicka <jh@suse.cz>
6066 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6067 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6068 (try_inline): Fix return value.
6069 (cgraph_decide_inlining_incrementally): Honor new value.
6070 (cgraph_early_inlining): Handle indirect inlining.
6071 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6073 2009-05-15 Jan Hubicka <jh@suse.cz>
6075 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6076 * cgraphunit.c (cgraph_finalize_function): Set it.
6077 (cgraph_expand_function): Use it.
6079 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6081 * real.c (encode_ieee_half): Define.
6082 (decode_ieee_half): Define.
6083 (ieee_half_format): Define.
6084 (arm_half_format): Define.
6085 * real.h (ieee_half_format): Declare.
6086 (arm_half_format): Declare.
6088 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6090 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6091 swapped, and reversed optabs exist before trying to use them.
6093 2009-05-15 Paul Brook <paul@codesourcery.com>
6094 Sandra Loosemore <sandra@codesourcery.com>
6096 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6097 loads. Allow PRE_DEC.
6098 (output_move_neon): Handle PRE_DEC.
6099 (arm_print_operand): Add 'A' for neon structure loads.
6100 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6101 * config/arm/neon.md (neon_mov): Update comment.
6102 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6104 (Um): New constraint.
6106 2009-05-15 Jan Hubicka <jh@suse.cz>
6108 Revert the following patch until testsuite fallout is fixed:
6109 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6110 * cgraph.h (struct inline_summary): New filed self_wize,
6111 size_inlining_benefit, self_time and time_inlining_benefit.
6112 (struct cgraph_global_info): Replace insns by time ans size fields.
6113 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6114 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6115 (ipcp_update_callgraph): Do not touch function bodies.
6116 * ipa-inline.c: Include except.h
6117 (MAX_TIME): New constant.
6118 (overall_insns): Remove
6119 (overall_size, max_benefit): New static variables.
6120 (cgraph_estimate_time_after_inlining): New function.
6121 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6122 (cgraph_clone_inlined_nodes): Update size.
6123 (cgraph_mark_inline_edge): Update size.
6124 (cgraph_estimate_growth): Use size info.
6125 (cgraph_check_inline_limits): Check size.
6126 (cgraph_default_inline_p): Likewise.
6127 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6128 (cgraph_decide_recursive_inlining): Check size.
6129 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6131 (cgraph_decide_inlining): Likewise.
6132 (cgraph_decide_inlining_incrementally): Likewise; honor
6133 PARAM_EARLY_INLINING_INSNS.
6134 (likely_eliminated_by_inlining_p): New predicate.
6135 (estimate_function_body_sizes): New function.
6136 (compute_inline_parameters): Use it.
6137 * except.c (must_not_throw_labels): New function.
6138 * except.h (must_not_throw_labels): Declare.
6139 * tree-inline.c (init_inline_once): Kill inlining_weigths
6140 * tree-ssa-structalias.c: Avoid uninitialized warning.
6141 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6142 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6143 (PARAM_INLINE_CALL_COST): Remove.
6144 (PARAM_EARLY_INLINING_INSNS): New.
6146 2009-05-15 Richard Guenther <rguenther@suse.de>
6148 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6149 not TODO_update_ssa.
6151 2009-05-15 Richard Guenther <rguenther@suse.de>
6153 PR tree-optimization/39999
6154 * gimple.h (gimple_expr_type): Use the expression type looking
6155 through useless conversions.
6156 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6157 (vn_nary_op_insert_stmt): Likewise.
6158 (simplify_binary_expression): Likewise.
6160 2009-05-15 Richard Guenther <rguenther@suse.de>
6162 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6163 New options, enabled by default.
6164 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6166 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6167 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6168 * tree-ssa-structalias.c (gate_tree_pta): New function.
6169 (pass_build_alias): Use it.
6171 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6173 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6174 recurse on an invariant address if a conversion from a pointer
6175 type to a wider integer type is involved.
6177 2009-05-15 Jan Hubicka <jh@suse.cz>
6179 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6180 * cgraph.h (struct inline_summary): New filed self_wize,
6181 size_inlining_benefit, self_time and time_inlining_benefit.
6182 (struct cgraph_global_info): Replace insns by time ans size fields.
6183 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6184 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6185 (ipcp_update_callgraph): Do not touch function bodies.
6186 * ipa-inline.c: Include except.h
6187 (MAX_TIME): New constant.
6188 (overall_insns): Remove
6189 (overall_size, max_benefit): New static variables.
6190 (cgraph_estimate_time_after_inlining): New function.
6191 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6192 (cgraph_clone_inlined_nodes): Update size.
6193 (cgraph_mark_inline_edge): Update size.
6194 (cgraph_estimate_growth): Use size info.
6195 (cgraph_check_inline_limits): Check size.
6196 (cgraph_default_inline_p): Likewise.
6197 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6198 (cgraph_decide_recursive_inlining): Check size.
6199 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6201 (cgraph_decide_inlining): Likewise.
6202 (cgraph_decide_inlining_incrementally): Likewise; honor
6203 PARAM_EARLY_INLINING_INSNS.
6204 (likely_eliminated_by_inlining_p): New predicate.
6205 (estimate_function_body_sizes): New function.
6206 (compute_inline_parameters): Use it.
6207 * except.c (must_not_throw_labels): New function.
6208 * except.h (must_not_throw_labels): Declare.
6209 * tree-inline.c (init_inline_once): Kill inlining_weigths
6210 * tree-ssa-structalias.c: Avoid uninitialized warning.
6211 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6212 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6213 (PARAM_INLINE_CALL_COST): Remove.
6214 (PARAM_EARLY_INLINING_INSNS): New.
6215 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6216 (inline-call-cost): Remove.
6217 (early-inlining-insns): New.
6219 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6221 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6223 (print_int_cst_bounds_in_octal_p): Likewise.
6224 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6226 * dwarf2out.c (base_type_die): Likewise.
6227 (is_subrange_type): Delete.
6228 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6229 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6230 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6231 if the destination type is boolean.
6232 (build_range_check): Do not special-case subtypes.
6233 (fold_sign_changed_comparison): Likewise.
6234 (fold_unary): Likewise.
6235 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6236 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6237 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6238 * tree.c (subrange_type_for_debug_p): New predicate based on the
6239 former is_subrange_type.
6240 * tree.h (subrange_type_for_debug_p): Declare.
6241 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6242 (convert_affine_scev): Remove call to above function.
6243 (chrec_convert_aggressive): Likewise.
6244 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6245 false for conversions involving subtypes.
6246 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6247 (vrp_val_min): Likewise.
6248 (needs_overflow_infinity): Likewise.
6249 (extract_range_from_unary_expr): Likewise.
6251 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6253 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6254 * config/frv/frv.c: Likewise.
6255 * config/s390/s390.c: Likewise.
6256 * config/sparc/sparc.h: Likewise.
6257 * config/i386/i386.h: Likewise.
6258 * config/i386/i386.c: Likewise.
6259 * config/crx/crx.c: Likewise.
6260 * config/m68hc11/m68hc11.h: Likewise.
6261 * config/iq2000/iq2000.c: Likewise.
6262 * config/mn10300/mn10300.h: Likewise.
6263 * config/mn10300/mn10300.c: Likewise.
6264 * config/m68k/m68k.c: Likewise.
6265 * config/rs6000/rs6000.c: Likewise.
6266 * config/rs6000/xcoff.h: Likewise.
6267 * config/rs6000/linux64.h: Likewise.
6268 * config/rs6000/sysv4.h: Likewise.
6269 * config/score/score3.c: Likewise.
6270 * config/score/score7.c: Likewise.
6271 * config/score/score.c: Likewise.
6272 * config/arm/arm.md: Likewise.
6273 * config/mips/mips.c: Likewise.
6274 * config/mips/mips.md: Likewise.
6275 * config/bfin/bfin.h: Likewise.
6276 * config/pa/pa.c: Likewise.
6277 * config/pa/constraints.md: Likewise.
6279 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6280 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6281 * config/pdp11/pdp11.h: Use memory_address_p instead.
6283 2009-05-14 Ian Lance Taylor <iant@google.com>
6285 * passes.c (finish_optimization_passes): Change i to int.
6286 * plugin.c (plugins_active_p): Change event to int.
6287 (dump_active_plugins): Likewise.
6288 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6290 * tree.c (tree_range_check_failed): Change c to unsigned int.
6291 (omp_clause_range_check_failed): Likewise.
6292 (build_common_builtin_nodes): Change mode to int. Add cast.
6293 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6294 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6296 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6297 ++ or -- with a variable of enum type.
6299 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6302 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6304 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6306 * store-motion.c: Do not include params.h
6307 * Makefile.in: Fix dependencies for various files.
6309 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6311 * auto-inc-dec.c: Fix pass description, remove apparent
6312 accidental duplication.
6314 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6317 * ipa-utils.h (memory_identifier_string): Moved to ...
6318 * tree.h (memory_identifier_string): Here. Add GTY(()).
6320 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6322 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6323 in the former documentation of...
6324 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6325 * ira-conflicts.c (get_dup_num): Use address_operand.
6326 * targhooks.c (default_legitimate_address_p): New.
6327 * targhooks.h (default_legitimate_address_p): New.
6328 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6330 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6331 * target.h (struct target): Add legitimate_address_p.
6332 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6333 (TARGET_INITIALIZER): Include it.
6335 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6336 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6337 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6338 (TARGET_LEGITIMATE_ADDRESS_P): New.
6340 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6341 (REG_OK_STRICT_P): Delete.
6342 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6343 (frv_legitimate_address_p_1): ... this.
6344 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6345 (frv_legitimate_address_p_1): ... the renamed old
6346 frv_legitimate_address_p.
6347 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6348 (TARGET_LEGITIMATE_ADDRESS_P): New.
6350 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6351 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6352 * config/s390/s390.c (legitimate_address_p): Rename to...
6353 (s390_legitimate_address_p): ... this, make static.
6354 (legitimize_address): Adjust call.
6355 (TARGET_LEGITIMATE_ADDRESS_P): New.
6356 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6358 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6359 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6360 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6361 (TARGET_LEGITIMATE_ADDRESS_P): New.
6363 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6364 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6365 * config/spu/spu.c (spu_legitimate_address): Rename to...
6366 (spu_legitimate_address_p): ... this, make static.
6367 (TARGET_LEGITIMATE_ADDRESS_P): New.
6369 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6370 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6371 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6372 (sparc_legitimate_address_p): ... this, make static and return bool.
6373 (legitimize_address): Adjust call.
6374 (TARGET_LEGITIMATE_ADDRESS_P): New.
6376 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6377 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6378 * config/i386/i386.c (legitimate_address_p): Rename to...
6379 (ix86_legitimate_address_p): ... this, make static.
6380 (constant_address_p): Move after it, adjust call.
6381 (TARGET_LEGITIMATE_ADDRESS_P): New.
6383 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6384 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6385 * config/avr/avr.c (legitimate_address_p): Rename to...
6386 (avr_legitimate_address_p): ... this, make static.
6387 (legitimize_address): Adjust call.
6388 (TARGET_LEGITIMATE_ADDRESS_P): New.
6390 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6391 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6392 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6393 (TARGET_LEGITIMATE_ADDRESS_P): New.
6395 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6396 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6397 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6398 (TARGET_LEGITIMATE_ADDRESS_P): New.
6400 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6401 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6403 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6405 (TARGET_LEGITIMATE_ADDRESS_P): New.
6407 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6408 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6410 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6412 (m68hc11_legitimate_address_p): ... this, make static.
6413 (go_if_legitimate_address_internal): Rename to...
6414 (m68hc11_legitimate_address_p_1): ... this.
6415 (legitimize_address): Adjust call.
6416 (TARGET_LEGITIMATE_ADDRESS_P): New.
6418 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6419 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6420 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6421 (TARGET_LEGITIMATE_ADDRESS_P): New.
6423 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6424 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6425 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6426 (mn10300_legitimate_address_p): ... this, make static.
6427 (TARGET_LEGITIMATE_ADDRESS_P): New.
6429 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6430 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6431 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6432 (TARGET_LEGITIMATE_ADDRESS_P): New.
6434 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6435 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6436 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6437 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6438 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6439 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6440 (rs6000_legitimate_address_p): ... this, make static.
6441 (TARGET_LEGITIMATE_ADDRESS_P): New.
6442 (REG_MODE_OK_FOR_BASE_P): Delete.
6443 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6445 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6446 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6448 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6449 static, adjust types.
6450 (TARGET_LEGITIMATE_ADDRESS_P): New.
6452 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6453 * config/score/score.c (score_address_p): Rename to...
6454 (score_legitimate_address_p): ... this.
6455 (TARGET_LEGITIMATE_ADDRESS_P): New.
6456 * config/score/score3.c (score3_address_p): Rename to...
6457 (score3_legitimate_address_p): ... this.
6458 * config/score/score7.c (score7_address_p): Rename to...
6459 (score7_legitimate_address_p): ... this.
6461 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6462 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6463 GO_IF_LEGITIMATE_ADDRESS): Delete.
6464 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6465 thumb2_legitimate_address_p): Delete.
6466 (arm_legitimate_address_p): Rename to...
6467 (arm_legitimate_address_outer_p): ... this.
6468 * config/arm/constraints.md ("Uq"): Adjust call.
6469 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6470 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6472 (arm_legitimate_address_outer_p): ... this.
6473 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6475 (TARGET_LEGITIMATE_ADDRESS_P): New.
6477 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6478 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6479 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6480 (TARGET_LEGITIMATE_ADDRESS_P): New.
6482 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6483 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6484 * config/vax/vax.c (legitimate_address_p): Rename to...
6485 (vax_legitimate_address_p): ... this, make static.
6486 (TARGET_LEGITIMATE_ADDRESS_P): New.
6488 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6489 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6490 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6491 (TARGET_LEGITIMATE_ADDRESS_P): New.
6493 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6494 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6495 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6496 (mmix_legitimate_address_p): ... this, make static.
6497 (TARGET_LEGITIMATE_ADDRESS_P): New.
6499 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6500 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6501 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6502 (TARGET_LEGITIMATE_ADDRESS_P): New.
6504 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6506 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6507 of MODE_COMPLEX_INT.
6509 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6511 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6512 LCT_NORMAL in function call.
6513 * mips-tdump.c (print_file_desc): Add cast to enum type.
6514 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6515 (mark_stabs): Add casts to enum types.
6516 (parse_stabs_common): Add casts to enum types.
6518 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6520 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6521 Check for invalid values of LETTER.
6523 2009-05-13 Taras Glek <tglek@mozilla.com>
6525 * attribs.c (register_attribute): moved out attribute registration
6526 into register_attribute.
6527 * doc/plugins.texi: Documented register_attribute and
6529 * gcc-plugin.h: Added forward decl for register_attribute.
6530 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6531 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6532 PLUGIN_ATTRIBUTES boilerplate.
6534 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6536 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6537 values even in sentinel and empty entries.
6538 (ms_printf_flag_specs): Likewise.
6539 (ms_scanf_flag_specs): Likewise.
6540 (ms_strftime_flag_specs): Likewise.
6541 (ms_print_char_table): Likewise.
6542 (ms_scan_char_table): Likewise.
6543 (ms_time_char_table): Likewise.
6545 2009-05-13 Doug Kwan <dougkwan@google.com>
6547 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6549 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6551 * config/mips/mips.md (store): Add attributes for QI and HI.
6553 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6554 (truncdi<mode>2): ... this new pattern.
6556 2009-05-13 Brad Hards <bradh@kde.org>
6558 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6560 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6561 Ben Elliston <bje@au.ibm.com>
6564 * dse.c (check_mem_read_rtx): Guard against width == -1.
6566 2009-05-13 Michael Matz <matz@suse.de>
6569 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6570 (trivially_conflicts_p): New function.
6571 (insert_backedge_copies): Use it.
6573 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6575 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6576 (handle_stdc_pragma): Use new enum constant names.
6577 (handle_pragma_float_const_decimal64): Ditto.
6579 2009-05-13 Ian Lance Taylor <iant@google.com>
6581 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6584 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6586 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6587 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6589 * config/m68k/m68k.h (FL_UCLINUX): Define.
6591 2009-05-13 Jan Hubicka <jh@suse.cz>
6593 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6595 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6597 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6598 unless -fschedule-insns is specified.
6600 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6603 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6604 TARGET_EXPAND_CBRANCHDI4.
6605 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6606 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6607 (cmpeqdi): Fix comment.
6609 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6611 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6612 (sh_legitimate_address_p): Likewise.
6613 * config/sh/sh.c (sh_legitimate_index_p): New.
6614 (sh_legitimate_address_p): Likewise.
6615 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6616 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6617 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6618 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6619 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6620 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6621 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6622 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6623 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6625 2009-05-12 Jan Hubicka <jh@suse.cz>
6627 * tree-inline.c (estimate_operator_cost): Add operands;
6628 when division happens by constant, it is cheap.
6629 (estimate_num_insns): Loads and stores are not having cost of 0;
6630 EH magic stuff is cheap; when computing runtime cost of switch,
6631 use log2 base of amount of its cases; builtin_expect has cost of 0;
6632 compute cost for moving return value of call.
6633 (init_inline_once): Initialize time_based flags.
6634 * tree-inline.h (eni_weights_d): Add time_based flag.
6636 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6638 * df-core.c: Update head documentation.
6640 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6643 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6644 shadowing exisiting variable op1.
6646 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6649 * config/i386/driver-i386.c (processor_signatures): New enum.
6650 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6651 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6652 processor signature to detect geode processor.
6654 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6658 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6660 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6661 causes spurious differences between trunk and cond-optab branch.
6663 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6665 * dojump.c (compare_from_rtx): Delete.
6666 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6667 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6668 if the comparison does not satisfy the predicate; test predicates for
6669 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6670 further if one existing pattern fails.
6671 * expr.h (compare_from_rtx): Delete.
6672 (prepare_operand): Declare it.
6673 * optabs.c: Change "lib call" to "libcall" throughout.
6674 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6675 HAVE_conditional_trap, emit_cmp_insn): Delete.
6676 (can_compare_p): Delete cmp_optab case.
6677 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6678 Accept other parameters by value.
6679 (prepare_operand): Make non-static.
6680 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6681 other parameters by value. Try to widen operands here based on
6682 an optab_methods argument and looking at cbranch_optab.
6683 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6684 loop. Use cbranch_optab directly.
6685 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6686 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6688 (emit_conditional_move, emit_conditional_add): Inline what's needed
6689 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6690 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6691 with COMPARE. Move cmov_optab and cstore_optab above
6692 with cbranch_optab, move cmp_optab down with ucmp_optab,
6693 remove tst_otpab. Do not initialize trap_rtx.
6694 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6695 for trap code. Do not check HAVE_conditional_trap. Use
6696 prepare_cmp_insn. Accept no predicate for operand 3.
6697 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6698 (OTI_ctrap, ctrap_optab): New.
6699 (tst_optab): Delete.
6700 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6701 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6702 with lookup of ctrap_optab.
6703 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6707 * combine.c (combine_simplify_rtx, simplify_set): Do not
6708 special case comparing against zero for cc0 machines.
6709 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6710 COMPARE on cc0 machines.
6711 (simplify_relational_operation): Return a new expression when
6712 a COMPARE could be removed.
6713 * final.c (final_scan_insn): Compare cc_status values
6714 against LHS of a (compare FOO (const_int 0)) cc0 source.
6715 Also check if cc_status.value is the full compare.
6717 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6718 (cstoreMM4): Document.
6719 (conditional_trap): Document ctrapMM4 instead.
6720 (sync_compare_and_swapMM): Refer to cbranchcc4.
6721 (Dependent Patterns): Eliminate obsolete information referring to
6722 the old jump optimization phase.
6723 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6724 of compares with 0 on cc0 machines.
6725 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6726 avoiding references to cc0. Remove text about storing operands
6728 * doc/tm.texi (Condition Codes): Include blurb on different
6729 condition code representations, separate into subsections for
6730 CC0, MODE_CC and conditional execution.
6732 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6733 alpha_emit_setcc): Accept operands and a machine mode.
6734 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6735 Get code/op0/op1 from operands, use machine mode argument
6736 instead of alpha_compare.fp_p. Emit the branch here.
6737 (alpha_emit_setcc): Likewise, and return boolean.
6738 (alpha_emit_conditional_move): Likewise. Assert that
6739 cmp_op_mode == cmp_mode, and simplify accordingly.
6740 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6741 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6742 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6744 (stack probe test): Use cbranchdi4.
6745 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6747 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6748 * config/arc/arc.h (movsicc, movsfcc): Use it.
6749 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6750 (cbranchsi4, cstoresi4): New.
6751 (cmpsi, bCC and sCC expanders): Remove.
6753 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6754 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6755 * config/arm/predicates.md (arm_comparison_operator): Only include
6756 floating-point operators if there is a hardware floating-point unit.
6757 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6758 deferring to cbranch_cc and cstore_cc respectively.
6759 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6760 cbranch_cc, cstore_cc): New.
6761 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6763 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6765 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6766 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6768 (adjust_insn_length): Adjust calls.
6769 (avr_reorg): Handle (compare (foo) (const_int 0)).
6770 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6771 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6772 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6773 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6775 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6776 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6778 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6779 (cbranchsi4, cstorebi4, cstoresi4): New.
6780 (movbisi): This insn is duplicate, split it to zero_extend.
6781 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6782 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6783 (bfin_optimize_loop): Use cbranch expander.
6784 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6785 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6786 (bfin_bimode_comparison_operator): ... this.
6787 (bfin_direct_comparison_operator): New.
6789 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6790 inside (compare FOO (const_int 0)).
6791 (cris_rtx_costs): Handle ZERO_EXTRACT.
6792 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6793 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6794 (*tstdi_v32): Delete.
6795 (*cmpdi_non_v32): Add M alternative for operand 1.
6796 (cmpsi, cmp<mode>): Make private.
6797 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6799 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6801 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6802 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6803 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6804 (cc_reg_operand): New.
6806 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6807 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6808 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6809 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6810 crx_expand_scond): Delete.
6812 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6814 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6815 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6817 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6818 cstoresi4, cstoresf4, cstoredf4): New.
6819 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6820 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6821 Receive the entire operands array.
6822 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6823 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6824 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6825 Get test/op0/op1 from the operands array.
6826 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6828 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6829 (h8300_expand_store): New.
6830 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6832 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6833 (h8300_expand_store): New.
6834 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6835 or do not try to produce (set (cc0) REG).
6836 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6837 change a compare into a move to a scratch register. Disable some
6838 peepholes when comparing with zero.
6839 (tstsi, tsthi, tstsi, cmpqi): Make private.
6842 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6845 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6846 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6847 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6848 (ix86_emit_i387_log1p): Use cbranchxf2.
6849 (ix86_expand_setcc): Return void.
6850 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6851 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6852 cmp<MODEF>, cmpcc): Remove.
6853 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6854 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6855 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6856 (sCC and bCC expanders): Remove.
6857 (stack_protect_test): Use cbranchcc4.
6859 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6861 (ia64_expand_compare): Accept three rtx by reference and return void.
6862 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6863 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6864 from *expr. Update *expr with the BImode comparison to do.
6865 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6866 cmptf, bCC, sCC, conditional_trap): Delete.
6867 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6868 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6869 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6870 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6871 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6873 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6874 type of last argument.
6875 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6876 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6877 use machine mode argument instead of branch_type. Remove dead
6878 code for floating-point comparisons.
6879 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6880 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6882 (cbranchsi4, cstoresi4): New.
6883 * config/iq2000/predicates.md (reg_or_const_operand): New.
6885 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6886 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6887 (b<code>_op): Rewrite to...
6888 (bcc_op): ... this, using match_operator.
6889 (s<code>_op): Rewrite to...
6890 (scc_op): ... this, using match_operator.
6891 (s<code>_24_op): Rewrite to...
6892 (scc_op_24): ... this, using match_operator.
6893 (s<code>_<mode>): Rewrite to...
6894 (cstore<mode>4): ... this, using match_operator.
6895 (s<code>_<mode>_24): Rewrite to...
6896 (cstore<mode>4_24): ... this, using match_operator.
6897 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6898 m32c_unpend_compare, m32c_expand_scc): Delete.
6899 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6900 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6901 (m32c_expand_movcc): Change NE to EQ if necessary.
6902 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6904 * config/m32r/m32r-protos.h (gen_cond_store): New.
6905 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6906 (gen_cond_store): New, from sCC patterns.
6907 (m32r_expand_block_move): Use cbranchsi4.
6908 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6909 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6910 (cbranchsi4, cstoresi4): New.
6912 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6914 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6915 (m68hc11_notice_update_cc): Look into a compare with 0.
6916 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6918 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6919 cmphi, cmpqi, bCC): Delete.
6920 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6921 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6922 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6925 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6926 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6927 * config/m68k/constraints.md (H): New.
6928 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6929 the define_insn below.
6930 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6931 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6932 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6933 patterns): Wrap RHS with COMPARE.
6934 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6935 (*cmpdi_internal): Name this pattern.
6936 (cmpdi): Change to define_insn.
6937 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6938 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6939 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6941 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6942 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6943 (conditional_trap): Change to...
6944 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6945 (*conditional_trap): Use the ordered_comparison_operator and
6946 const1_operand predicates.
6947 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6948 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6949 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6950 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6952 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6953 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6954 (mcore_gen_compare): New.
6955 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6956 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6957 (mcore_gen_compare): ... this.
6958 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6959 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6960 (stack probe pattern): Use cbranchsi4.
6962 * config/mips/predicates.md (mips_cstore_operator): New.
6963 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6964 * config/mips/mips.md (any_cond): Delete.
6965 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6967 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6968 fixuns_truncsfdi2): Use cbranch patterns.
6969 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6970 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6971 Adjust call to mips_expand_conditional_branch.
6972 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6974 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6975 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6976 * config/mips/mips.c (cmp_operands): Delete.
6977 (mips_emit_compare): Get comparison operands from *op0/*op1.
6978 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6979 that it succeeds. Use op0/op1 instead of cmp_operands.
6980 (mips_expand_conditional_branch, mips_expand_conditional_move,
6981 mips_expand_conditional_trap): Likewise.
6982 (mips_block_move_loop): Use cbranch patterns.
6983 * config/mips/mips.h (cmp_operands): Delete.
6985 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6986 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6987 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6988 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6989 (*cmpcc_folded): Rename to...
6990 (*cmpdi_folded): this.
6991 (*cmpcc): Rename to...
6993 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6996 (cbranchdf4): New. Handle invalid comparisons here.
6997 * config/mmix/predicates.md (float_comparison_operator): New.
6999 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7000 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7001 * config/mn10300/mn10300.md (tst): Delete.
7002 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7003 Name these patterns and wrap RHS in a compare.
7004 (*cmpsi): Make this pattern private. Include tst.
7005 (*cmpsf): Make this pattern private.
7006 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7007 (compare with zero peepholes): Likewise.
7009 (cbranchsi4, cbranchsf4): New.
7010 (casesi): Use cbranchsi4.
7012 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7013 hppa_branch_type): Delete.
7014 (return_addr_rtx): Use cbranchsi4.
7015 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7016 Emit CCFPmode comparison here.
7017 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7018 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7019 hppa_branch_type): Delete.
7020 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7021 (movsicc, movdicc): Remove references to hppa_compare_op0,
7022 hppa_compare_op1 and compare_from_rtx.
7023 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7024 (casesi): Use cbranchsi4.
7026 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7027 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7028 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7029 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7030 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7032 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7033 (*branch, *branch_inverted): New.
7035 * config/picochip/picochip.md (cbranchhi4): Use
7036 ordered_comparison_operator.
7037 (cmphi, bCC): Remove.
7039 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7040 (trap_comparison_operator): Delete.
7041 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7042 rs6000_emit_cbranch): Accept mode and operands.
7043 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7044 rs6000_compare_fp_p): Delete.
7045 (rs6000_generate_compare): Accept mode and comparison. Extract code
7046 and op0/op1 from there. Replace references to rs6000_compare_op0
7047 and rs6000_compare_op1.
7048 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7049 extract result from passed operands.
7050 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7051 extract loc from passed operands.
7052 (rs6000_emit_cmove): Likewise.
7053 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7054 rs6000_compare_fp_p): Delete.
7055 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7056 (cbranch<GPR>4, cbranch<FP>4): New.
7057 (cstore<mode>4): New. Consolidate here all choices about when to use
7058 portable or specialized sCC sequences.
7059 (stack_protect_test): Use cbranchsi4.
7060 (conditional_trap): Replace with ctrap<GPR>4.
7061 (conditional trap insn): Replace trap_comparison_operator with
7062 ordered_comparison_operator.
7064 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7065 (s390_emit_prologue): Use ctrap.
7066 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7067 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7068 New predicates replacing...
7069 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7070 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7071 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7072 (add<mode>cc): Do not use s390_compare_op0/op1.
7073 (s<code>): Change to...
7074 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7076 (cstorecc4): ... this. Handle EQ or NE equally.
7077 (*sne): Un-privatize for use in cstorecc4.
7078 (b<code>): Change to...
7079 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7080 (conditional_trap): Replace with...
7081 (ctrap<GPR>4, ctrap<FP>4): ... these.
7082 (stack_protect): Use cbranchcc4.
7084 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7085 * config/score/score-protos.h (score_gen_cmp): Delete.
7086 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7087 (score_block_move-loop): Use cbranchsi4.
7088 * config/score/score.md (cbranchsi4): New.
7089 (cmpsi, bCC): Delete.
7090 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7091 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7092 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7093 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7094 * config/score/score3.h (score3_gen_cmp): Delete.
7095 * config/score/score7.h (score7_gen_cmp): Delete.
7097 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7098 (sh_emit_scc_to_t): ... this. Return void.
7099 (from_compare): Rename to...
7100 (sh_emit_compare_and_branch): ... this.
7101 (sh_emit_compare_and_set): New.
7102 (sh_expand_t_scc): Accept operands.
7103 * config/sh/predicates.md (sh_float_comparison_operator): New.
7104 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7105 (prepare_scc_operands): Rename to...
7106 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7108 (sh_emit_cheap_store_flag): New.
7109 (sh_emit_set_t_insn): New.
7110 (from_compare): Rename to...
7111 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7112 handling of TARGET_SH2E floating point to avoid recursive call.
7113 Generate branch here.
7114 (sh_emit_compare_and_set): New.
7115 (sh_expand_t_scc): Get op0/op1 from arguments.
7116 (sh_emit_cheap_store_flag): New.
7117 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7119 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7120 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7121 (movsicc, movdicc): Do nothing when it recreated operands from
7122 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7123 prepare_scc_operands (now sh_emit_scc_to_t).
7124 (udivdi3): Use cstoresi4.
7125 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7126 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7127 (cbranchint4_media, cbranchfp4_media): New.
7128 (casesi): Use cbranchdi4.
7129 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7131 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7132 (movnegt): Remove second operand.
7133 (cbranchsf4, cbranchdf4): New.
7134 (stack_protect): Use cbranchdi4/cbranchsi4.
7136 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7137 (gen_compare_reg): Accept comparison, extract part of it to...
7138 (gen_compare_reg_1): ... this.
7139 (gen_compare_operator): Delete.
7140 (gen_v9_scc): Accept separate destination, comparison code and arms.
7141 Do not use sparc_compare_op0/sparc_compare_op1.
7142 (emit_scc_insn, emit_conditional_branch_insn): New.
7143 (emit_v9_brxx): Make static. Remove useless assertion.
7144 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7146 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7147 * config/sparc/sparc-protos.h (gen_compare_reg,
7148 sparc_emit_float_lib_cmp): Adjust prototype.
7149 (emit_scc_insn, emit_conditional_branch_insn): New.
7150 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7151 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7152 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7153 iterators to the top.
7154 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7155 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7156 snedi_special_trunc): Delete.
7157 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7158 and snedi_special_trunc.
7159 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7160 cbranchdi4, cbranch<F:mode>4): New.
7161 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7162 here. Use gen_compare_reg instead of gen_compare_operator.
7163 (conditional_trap): Replace with...
7164 (ctrapsi4, ctrapdi4): ... this.
7165 (stack_protect_test): Use cbranchcc4.
7167 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7169 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7170 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7171 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7172 from operands[0] or operands[3] depending on is_set.
7173 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7174 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7175 cmpdf, bCC), sCC: Remove.
7176 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7177 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7179 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7180 spu_emit_branch_or_set.
7182 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7184 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7185 xstormy16_compare_op1): Delete.
7186 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7187 xstormy16_compare_op1): Delete.
7188 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7190 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7191 (cmphi, cmpsi, bCC): Remove.
7193 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7194 (*cmpsi): ... this one.
7195 (cbranchsi4, cstoresi4): New.
7196 (bCC expanders): Delete.
7197 (sCC insns): Fold into...
7198 (*setcc): ... this one.
7199 (casesi): Do not use gen_cmpsi and gen_bgtu.
7200 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7201 (movsicc): Simplify.
7202 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7204 * config/vax/vax-protos.h (cond_name): New.
7205 (vax_output_conditional_branch): Remove.
7206 * config/vax/vax.c (cond_name): New.
7207 (vax_output_conditional_branch): Remove.
7208 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7209 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7210 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7211 (bit<VAXint>): Wrap source with (compare).
7212 (b<code> and following unnamed pattern): Rename to *branch and
7213 *branch_reversed. Change macroization to match_operator.
7214 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7216 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7217 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7218 Change last argument to machine_mode.
7219 (xtensa_expand_scc): Add machine_mode argument.
7220 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7221 (gen_conditional_move, xtensa_expand_conditional_branch,
7222 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7223 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7224 Adjust operand numbers.
7225 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7227 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7228 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7229 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7231 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7233 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7234 causes spurious differences between trunk and cond-optab branch.
7236 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7239 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7241 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7243 * tree.c (iterative_hash_pointer): Delete.
7244 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7245 Hash UIDs and versions of SSA names. Don't special-case built-in
7246 function declarations.
7248 2009-05-11 Ian Lance Taylor <iant@google.com>
7251 * graphite.c: Force -Wc++-compat to only be a warning before
7252 #including "cloog/cloog.h".
7254 2009-05-11 Martin Jambor <mjambor@suse.cz>
7256 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7258 2009-05-11 Jan Hubicka <jh@suse.cz>
7260 * tree-ssa-loop-ivcanon.c: Include target.h
7261 (struct loop_size): new structure.
7262 (constant_after_peeling): New predicate.
7263 (tree_estimate_loop_size): New function.
7264 (estimated_unrolled_size): Rewrite for new estimates.
7265 (try_unroll_loop_completely): Use new estimates.
7266 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7268 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7270 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7271 libcpp interface change.
7272 (spu_macro_to_expand): Likewise.
7274 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7276 PR tree-optimization/40026
7277 * gimplify.c (gimplify_init_constructor): Change initial conditional
7278 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7279 optimize_compound_literals_in_ctor.
7281 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7283 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7285 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7287 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7289 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7290 HOST_WIDE_INT for gap.
7292 2009-05-11 Ira Rosen <irar@il.ibm.com>
7294 PR tree-optimization/40074
7295 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7296 account in group size and step comparison.
7298 2009-05-11 Richard Guenther <rguenther@suse.de>
7300 * passes.c (init_optimization_passes): Strip now incorrect comment.
7301 (execute_function_todo): Do not set PROP_alias.
7302 * tree-pass.h (PROP_alias): Remove.
7303 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7304 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7305 * tree-nrv.c (pass_return_slot): Likewise.
7306 * tree-object-size.c (pass_object_sizes): Likewise.
7307 * tree-ssa-dom.c (pass_dominator): Likewise.
7308 (pass_phi_only_cprop): Likewise.
7309 * tree-ssa-dse.c (pass_dse): Likewise.
7310 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7311 (pass_cselim): Likewise.
7312 * tree-ssa-pre.c (pass_pre): Likewise.
7313 (pass_fre): Likewise.
7314 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7315 * tree-ssa-sink.c (pass_sink_code): Likewise.
7316 * tree-stdarg.c (pass_stdarg): Likewise.
7317 * tree-tailcall.c (pass_tail_calls): Likewise.
7318 * tree-vrp.c (pass_vrp): Likewise.
7320 2009-05-10 Ian Lance Taylor <iant@google.com>
7322 * basic-block.h (enum profile_status): Break out of struct
7324 * cgraph.h (struct inline_summary): Break out of struct
7326 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7327 of struct cgraph_order_sort.
7328 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7329 * cse.c (struct branch_path): Break out of struct
7330 cse_basic_block_data.
7331 * except.h (enum eh_region_type): Break out of struct eh_region.
7332 * gcc.c (enum add_del): Break out of struct modify_target.
7333 * genrecog.c (enum decision_type): Break out of struct decision_test.
7334 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7336 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7337 * regmove.c (enum match_use): New enum, broken out of struct match.
7338 * sched-int.h (enum post_call_group): New enum, broken out of
7340 (struct deps_reg): Break out of struct deps.
7341 * target.h (struct asm_int_op): Break out of struct gcc_target.
7342 * tree-eh.c (struct goto_queue_node): Break out of struct
7344 * tree-inline.h (enum copy_body_cge_which): Break out of
7346 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7348 * c-decl.c (in_struct, struct_types): New static variables.
7349 (pushtag): Add loc parameter. Change all callers.
7350 (lookup_tag): Add ploc parameter. Change all callers.
7351 (check_compound_literal_type): New function.
7352 (parser_xref_tag): Add loc parameter. Change all callers. If
7353 -Wc++-compat, warn about struct/union/enum types defined within a
7355 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7356 and loc parameters. Change all callers. Change error calls to
7357 error_at, using loc. For a redefinition, if the location of the
7358 original definition is known, report it. Set in_struct and
7359 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7360 (finish_struct): Add new parameters enclosing_in_struct and
7361 enclosing_struct_types. Change all callers. Set
7362 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7363 in the struct. If in a struct, add this struct to struct_types.
7364 (start_enum): Add loc parameter. Change all callers. Use
7365 error_at for errors, using loc. For a redefinition, if the
7366 location of the original definition is known, report it. If in a
7367 struct, add this enum type to struct_types. If -Wc++-compat warn
7368 if in sizeof, typeof, or alignof.
7369 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7370 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7371 (c_parser_enum_specifier): Get enum location for start_enum.
7372 (c_parser_struct_or_union_specifier): Get struct location for
7373 start_struct. Save in_struct and struct_types status between
7374 start_struct and finish_struct.
7375 (c_parser_cast_expression): Get location of cast.
7376 (c_parser_alignof_expression): Get location of type.
7377 (c_parser_postfix_expression): Likewise.
7378 (c_parser_postfix_expression_after_paren_type): Add type_loc
7379 parameter. Change all callers. Call check_compound_literal_type.
7380 Use type_loc for error about variable size type.
7381 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7382 of an enum constant from an enum type defined in a struct or union.
7383 (c_cast_expr): Add loc parameter. Change all callers. If
7384 -Wc++-compat, warn about defining a type in a cast.
7385 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7386 (start_enum, start_struct, finish_struct): Update declarations.
7387 (parser_xref_tag, c_cast_expr): Update declarations.
7388 (check_compound_literal_type): Declare.
7390 2009-05-11 Ben Elliston <bje@au.ibm.com>
7392 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7393 for recent libcpp interface change.
7394 (rs6000_macro_to_expand): Likewise.
7396 2009-05-10 Michael Matz <matz@suse.de>
7399 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7400 not at entry of function.
7402 2009-05-10 Richard Guenther <rguenther@suse.de>
7404 PR tree-optimization/40081
7406 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7407 using the main variant of the element type. Do not fiddle with
7408 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7410 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7411 structs with volatile fields.
7413 2009-05-10 Jan Hubicka <jh@suse.cz>
7415 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7416 (estimate_move_cost): Assert that it does not get called for
7418 (estimate_num_insns): Skip VOID types in argument handling.
7419 (optimize_inline_calls): Delete unreachable blocks and verify that
7422 2009-05-10 Jan Hubicka <jh@suse.cz>
7424 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7425 * cgraph.c (cgraph_mark_address_taken_node): New function.
7426 (dump_cgraph_node): Dump new flag.
7427 * cgraph.h (struct cgraph_node): Add address_taken.
7428 (cgraph_mark_address_taken_node): New function.
7429 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7430 since new direct calls can be born.
7432 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7434 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7437 2009-05-10 Jan Hubicka <jh@suse.cz>
7440 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7442 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7443 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7444 * tree-inline.c (copy_bb): Set frequency correctly.
7445 (fold_marked_statements): Update call to
7446 cgraph_update_edges_for_call_stmt.
7448 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7450 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7451 identifiers in diagnostics.
7452 * config/arm/arm.c (arm_handle_fndecl_attribute,
7453 arm_handle_isr_attribute): Likewise.
7454 * config/avr/avr.c (avr_handle_progmem_attribute,
7455 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7456 * config/bfin/bfin.c (handle_int_attribute,
7457 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7458 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7459 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7461 * config/darwin.c (darwin_handle_kext_attribute,
7462 darwin_handle_weak_import_attribute): Likewise.
7463 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7464 h8300_handle_eightbit_data_attribute,
7465 h8300_handle_tiny_data_attribute): Likewise.
7466 * config/i386/i386.c (ix86_handle_cconv_attribute,
7467 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7468 * config/i386/winnt.c (ix86_handle_shared_attribute,
7469 ix86_handle_selectany_attribute): Likewise.
7470 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7471 * config/m32c/m32c.c (function_vector_handler): Likewise.
7472 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7473 m68hc11_handle_fntype_attribute): Likewise.
7474 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7475 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7476 * config/mips/mips.c (mips_insert_attributes,
7477 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7478 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7479 rs6000_handle_struct_attribute): Likewise.
7480 * config/sh/sh.c (sh_insert_attributes,
7481 sh_handle_resbank_handler_attribute,
7482 sh_handle_interrupt_handler_attribute,
7483 sh2a_handle_function_vector_handler_attribute,
7484 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7486 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7487 * config/spu/spu.c (spu_handle_fndecl_attribute,
7488 spu_handle_vector_attribute): Likewise.
7489 * config/stormy16/stormy16.c
7490 (xstormy16_handle_interrupt_attribute): Likewise.
7491 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7492 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7494 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7496 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7497 (pp_translate_identifiers): New.
7498 (pp_identifier): Only conditionally translate identifier to locale
7500 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7501 (pp_base_tree_identifier): Only conditionally translate identifier
7502 to locale character set.
7503 * c-pretty-print.c (M_): Define.
7504 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7505 fragments for conditional translation with M_.
7506 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7507 identifier translation.
7509 2009-05-10 Richard Guenther <rguenther@suse.de>
7511 PR tree-optimization/40081
7512 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7513 using the main variant of the element type. Do not fiddle with
7514 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7516 2009-05-09 Jan Hubicka <jh@suse.cz>
7519 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7520 indirect calls; verify cgraph afterwards.
7522 2009-05-09 Jan Hubicka <jh@suse.cz>
7525 * ipa.c (update_inlined_to_pointer): New function.
7526 (cgraph_remove_unreachable_nodes): Use it.
7528 2009-05-09 Jan Hubicka <jh@suse.cz>
7530 * tree-eh.c (struct leh_state): Remove prev_try.
7531 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7533 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7534 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7535 remove_eh_handler_and_replace, foreach_reachable_handler,
7536 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7537 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7538 (gen_eh_region_cleanup): Update prototype.
7540 2009-05-09 Jan Hubicka <jh@suse.cz>
7543 * except.c (copy_eh_region): Always set prev_try.
7544 (redirect_eh_edge_to_label): Find outer try.
7545 (foreach_reachable_handler): When looking for prev try
7546 handle case where previous try is not going to be taken.
7548 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7550 PR tree-optimization/40049
7551 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7552 only vector/vector shifts, convert the type of the constant to the
7553 appropriate type to avoid building incorrect trees, which
7554 eventually have problems with garbage collection.
7556 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7558 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7559 -1 for complex floating-point types if honoring signed zeros.
7561 2009-05-08 Jan Hubicka <jh@suse.cz>
7563 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7564 argument; handle correctly when profile is absent.
7565 (build_cgraph_edges): Update.
7566 (rebuild_cgraph_edges): Update.
7567 * cgraph.c: Do not include varray.h.
7568 (cgraph_set_call_stmt_including_clones): New function.
7569 (cgraph_create_edge_including_clones): Likewise
7570 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7571 (cgraph_update_edges_for_call_stmt): Handle clones.
7572 (cgraph_remove_node): Handle clone tree.
7573 (cgraph_remove_node_and_inline_clones): New function.
7574 (dump_cgraph_node): Dump clone tree.
7575 (cgraph_clone_node): Handle clone tree.
7576 (clone_function_name): Bring here from tree-inline.c.
7577 (cgraph_create_virtual_clone): New function.
7578 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7579 (cgraph_clone_info): New function.
7580 (strut cgraph_node): Add clone_info and new clone tree pointers.
7581 (cgraph_remove_node_and_inline_clones,
7582 cgraph_set_call_stmt_including_clones,
7583 cgraph_create_edge_including_clones,
7584 cgraph_create_virtual_clone): Declare.
7585 (cgraph_function_versioning): Use VEC argument.
7586 (compute_call_stmt_bb_frequency): Update prototype.
7587 (cgraph_materialize_all_clones): New function.
7588 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7589 (ipcp_create_replace_map): Update to VECtors.
7590 (ipcp_update_callgraph): Use virtual clones.
7591 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7592 (ipcp_update_profiling): Do not update local profiling.
7593 (ipcp_insert_stage): Use VECtors and virtual clones.
7594 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7595 (clone_of_p): New function.
7596 (cgraph_preserve_function_body_p): Use clone tree.
7597 (cgraph_optimize): Materialize clones.
7598 (cgraph_function_versioning): Update for VECtors.
7599 (save_inline_function_body): Use clone tree.
7600 (cgraph_materialize_clone): New function.
7601 (cgraph_materialize_all_clones): Likewise.
7602 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7603 * ipa.c: Include gimple.h.
7604 (cgraph_remove_unreachable_nodes): Use clone tree.
7605 * ipa-prop.c (ipa_note_param_call): Update call to
7606 compute_call_stmt_bb_frequencycall.
7607 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7608 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7609 (copy_bb): Handle updating of clone tree; add new edge when new call
7611 (expand_call_inline): Be strict about every call having edge.
7612 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7613 (delete_unreachable_blocks_update_callgraph): New function.
7614 (tree_function_versioning): Use VECtors; always remove unreachable
7615 blocks and fold conditionals.
7616 * tree-inline.h: Do not include varray.h.
7617 (tree_function_versioning): Remove.
7618 * Makefile.in (GTFILES): Remove tree-inline.c
7619 * passes.c (do_per_function): Do only functions having body.
7620 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7623 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7624 Andrew Morrow <acm@google.com>
7627 * c-common.c (c_common_attribute_table): Permit deprecated
7628 attribute to take an optional argument.
7629 (handle_deprecated_attribute): If the optional argument to
7630 __attribute__((deprecated)) is not a string ignore the attribute
7633 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7634 * c-typeck.c (build_component_ref): Likewise.
7635 (build_external_ref): Likewise.
7637 * toplev.c (warn_deprecated_use): Add an attribute argument.
7638 Emit the message associated with __attribute__((deprecated)).
7640 * toplev.h (warn_deprecated_use): Updated.
7642 * doc/extend.texi: Document new optional parameter to
7643 __attribute__((deprecated))
7645 2009-05-08 Michael Eager <eager@eagercon.com>
7647 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7648 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7650 2009-05-08 Richard Guenther <rguenther@suse.de>
7652 PR tree-optimization/40062
7653 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7654 Avoid exponential behavior.
7656 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7658 PR rtl-optimization/33928
7660 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7661 process_uses, build_single_def_use_links): New.
7662 (update_df): Update use_def_ref.
7663 (forward_propagate_into): Use get_def_for_use instead of use-def
7665 (fwprop_init): Call build_single_def_use_links and let it initialize
7667 (fwprop_done): Free use_def_ref.
7668 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7669 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7670 df_rd_simulate_one_insn): New.
7671 (df_rd_bb_local_compute_process_def): Update head comment.
7672 (df_chain_create_bb): Use the new RD simulation functions.
7673 * df.h (df_rd_simulate_artificial_defs_at_top,
7674 df_rd_simulate_one_insn): New.
7675 * opts.c (decode_options): Enable fwprop at -O1.
7676 * doc/invoke.texi (-fforward-propagate): Document this.
7678 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7681 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7682 and one complex operand specially.
7683 * tree-complex.c (some_nonzerop): Do not identify a real value as
7684 zero if flag_signed_zeros.
7686 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7688 PR rtl-optimization/33928
7689 * loop-invariant.c (record_use): Fix && vs. || mishap.
7691 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7693 PR rtl-optimization/33928
7694 * loop-invariant.c (struct use): Add addr_use_p.
7695 (struct def): Add n_addr_uses.
7696 (struct invariant): Add cheap_address.
7697 (create_new_invariant): Set cheap_address.
7698 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7699 (record_uses): Pass df_ref to record_use.
7700 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7703 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7705 * config/sh/sh.c: Do not include c-pragma.h.
7707 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7709 * config/spu/spu.c: Remove include of c-common.h.
7711 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7714 * c-common.h (mark_valid_location_for_stdc_pragma,
7715 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7716 clear_float_const_decimal64, float_const_decimal64_p): New.
7717 * c.opt (Wunsuffixed-float-constants): New.
7718 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7719 unsuffixed float constant, handle new warning.
7720 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7721 * c-decl.c (c_scope): New flag float_const_decimal64.
7722 (set_float_const_decimal64, clear_float_const_decimal64,
7723 float_const_decimal64_p): New.
7724 (push_scope): Set new flag.
7725 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7726 to use STDC pragmas.
7727 (c_parser_external_declaration): Ditto.
7728 (c_parser_compound_statement_nostart): Ditto.
7729 * c-pragma.c (valid_location_for_stdc_pragma,
7730 mark_valid_location_for_stdc_pragma,
7731 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7732 handle_pragma_float_const_decimal64): New.
7733 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7734 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7735 set_float_const_decimal64, clear_float_const_decimal64,
7736 float_const_decimal64_p): New dummy functions.
7737 * doc/extend.texi (Decimal Float): Remove statement that the
7738 pragma, and suffix for double constants, are not supported.
7739 * doc/invoke.texi (Warning Options): List new option.
7740 (-Wunsuffixed-float-constants): New.
7742 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7744 * config/i386/i386.c: Do not include c-common.h.
7746 2009-05-07 Mark Heffernan <meheff@google.com>
7748 * doc/invoke.texi (Debugging Options): Document change of debugging
7750 * opts.c (decode_options): Make dump_base_name relative to
7751 aux_base_name directory.
7753 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7755 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7756 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7758 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7760 * Makefile.in (install-plugin): Simplify a bit.
7762 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7764 * Makefile.in (OBJS-common): Add regcprop.o.
7766 * timevar.def (TV_CPROP_REGISTERS): New.
7767 * regrename.c (regrename_optimize): Return 0.
7768 (rest_of_handle_regrename): Delete.
7769 (pass_rename_registers): Point to regrename_optimize.
7770 (struct value_data_entry, struct value_data,
7771 kill_value_one_regno, kill_value_regno, kill_value,
7772 set_value_regno, init_value_data, kill_clobbered_value,
7773 kill_set_value, kill_autoinc_value, copy_value,
7774 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7775 replace_oldest_value_reg, replace_oldest_value_addr,
7776 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7777 debug_value_data, validate_value_data): Move...
7778 * regcprop.c: ... here.
7779 (rest_of_handle_cprop): Delete.
7780 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7782 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7785 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7786 GEN_INT for 1 << bitnum.
7787 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7790 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7792 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7793 Remove wrong description of "nand" operation.
7795 2009-05-06 Richard Guenther <rguenther@suse.de>
7796 Adam Nemet <anemet@caviumnetworks.com>
7798 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7799 comment. Add that if LHS is not a gimple register, then RHS1 has
7800 to be a single object (GIMPLE_SINGLE_RHS).
7802 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7804 * expr.c (get_def_for_expr): Move it up in the file.
7805 (store_field): When expanding a bit-field store, look at the
7806 defining gimple stmt for the masking conversion.
7808 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7811 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7812 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7813 32-bit memcpy into long.
7815 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7817 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7818 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7820 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7821 instead of appending DW_OP_deref*.
7823 2009-05-06 Michael Matz <matz@suse.de>
7826 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7827 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7829 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7831 * Makefile.in (install-plugin): Fix srcdir handling.
7833 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7835 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7836 when processing for not_regs_needed bitmap.
7837 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7838 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7839 handling it for rhs.
7841 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7843 * config/i386/i386.md (unnamed inc/dec peephole): Use
7844 optimize_insn_for_size_p instead of optimize_size.
7845 * config/i386/predicates.md (incdec_operand): Likewise.
7846 (aligned_operand): Likewise.
7847 * config/i386/sse.md (divv8sf3): Likewise.
7848 (sqrtv8sf2): Likewise.
7850 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7852 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7854 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7856 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7858 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7859 ssemodesuffixf2c with avxmodesuffixf2c.
7861 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7864 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7866 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7868 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7869 (struct tree_base): Adjust spacing for 8 bit boundaries.
7870 (struct tree_decl_common): Add decl_by_reference_flag bit.
7871 (DECL_BY_REFERENCE): Adjust.
7872 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7873 print DECL_BY_REFERENCE bit.
7874 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7875 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7876 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7877 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7881 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7882 range of the type, but default label is missing, add it with one
7883 of the existing labels instead of adding a new label for it.
7885 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7889 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7891 * Makefile.in (enable_plugin, plugin_includedir): New.
7892 (install): Depend on install-plugin.
7893 (PLUGIN_HEADERS): New.
7894 (install-plugin): New.
7895 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7897 2009-05-05 Richard Guenther <rguenther@suse.de>
7899 PR tree-optimization/40022
7900 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7902 (phivn_valid_p): Fix tuplification error, simplify.
7903 (phiprop_insert_phi): Add dumps.
7904 (propagate_with_phi): Simplify.
7906 2009-05-05 Richard Guenther <rguenther@suse.de>
7909 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7911 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7913 * tree.h (strip_float_extensions): Remove duplicate declaration.
7914 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7915 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7916 block_ultimate_origin): Rearrange the declarations line to match the
7917 comment that indicates the .c file which the functions are defined.
7918 (dwarf2out_*, set_decl_rtl): Add comment.
7919 (get_base_address): Adjust comment.
7920 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7921 declarations line and add comment.
7922 (is_builtin_name): Add blank after function name, for clarity.
7924 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7926 * attribs.c (decl_attributes): Use %qE for identifiers in
7928 * cgraphunit.c (verify_cgraph_node): Translate function names to
7929 locale character set in diagnostics.
7930 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7932 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7933 Document that functions are named in UTF-8.
7934 * expr.c (expand_expr_real_1): Translate function names to locale
7935 character set in diagnostics.
7936 * gimplify.c (omp_notice_variable, omp_is_private,
7937 gimplify_scan_omp_clauses): Use %qE for identifiers in
7939 * langhooks.c (lhd_print_error_function): Translate function names
7940 to locale character set.
7941 * langhooks.h (decl_printable_name): Document that return value is
7942 in internal character set.
7943 * stmt.c: Include pretty-print.h
7944 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7946 (resolve_operand_name_1): Translate named operand name to locale
7948 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7950 * toplev.c (announce_function): Translate function names to locale
7952 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7953 (default_tree_printer): Use pp_identifier or translate identifiers
7954 to locale character set. Mark "<anonymous>" for translation.
7955 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7956 for identifiers in diagnostics.
7957 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7959 * varasm.c (output_constructor): Use %qE for identifiers in
7962 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7964 * configure.ac: use ` ` instead of $()
7965 * configure: Regenerate.
7967 2009-05-05 Ben Elliston <bje@au.ibm.com>
7969 * config/pa/linux-atomic.c: Eliminate conditional include of
7970 errno.h on non-LP64 systems to simplify build requirements.
7972 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7974 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7976 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7977 and pass value to identifier_to_locale.
7978 (warn_variable_length_array): Make name a tree.
7979 (grokdeclarator): Separate diagnostic texts for named and unnamed
7980 declarators. Use %qE for named declarators.
7981 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7983 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7984 identifiers in diagnostics.
7985 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7986 identifier_to_locale. Mark "anonymous" strings for translation.
7988 2009-05-04 Michael Eager <eager@eagercon.com>
7990 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7991 address for DImode/DFmode only if double-precision FP regs.
7993 2009-05-04 Michael Eager <eager@eagercon.com>
7995 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7996 TARGET_SINGLE_FLOAT check.
7998 2009-05-04 Michael Eager <eager@eagercon.com>
8000 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8002 2009-05-04 Michael Eager <eager@eagercon.com>
8004 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8005 * config/rs6000/t-xilinx: New
8007 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8009 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8010 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8011 * gcc/explow.c (memory_address): Use target hook.
8012 * gcc/targhooks.c (default_legitimize_address): New.
8013 * gcc/targhooks.h (default_legitimize_address): New.
8014 * gcc/target.h (legitimize_address): New.
8015 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8016 (TARGET_INITIALIZER): Include it.
8017 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8019 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8020 * config/bfin/bfin.c (legitimize_address): Remove.
8021 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8022 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8024 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8025 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8027 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8028 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8029 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8030 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8031 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8032 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8033 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8034 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8035 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8036 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8037 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8038 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8039 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8040 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8041 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8042 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8043 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8044 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8045 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8046 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8047 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8048 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8049 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8051 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8052 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8053 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8054 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8055 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8056 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8057 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8058 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8059 (thumb_legitimize_address): Delete.
8060 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8061 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8062 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8063 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8064 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8065 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8067 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8070 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8071 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8072 * config/m32r/m32r.c (m32r_legitimize_address): New.
8073 * config/m68k/m68k.c (m68k_legitimize_address): New.
8074 * config/score/score.c (score_legitimize_address): Standardize.
8075 * config/score/score3.c (score3_legitimize_address): Standardize.
8076 * config/score/score3.h (score3_legitimize_address): Adjust.
8077 * config/score/score7.c (score7_legitimize_address): Standardize.
8078 * config/score/score7.h (score7_legitimize_address): Adjust.
8079 * config/sh/sh.c (sh_legitimize_address): New.
8080 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8082 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8083 (s390_legitimize_address): ... this.
8084 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8085 (sparc_legitimize_address): ... this.
8086 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8087 (ix86_legitimize_address): ... this.
8088 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8089 (avr_legitimize_address): ... this.
8090 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8091 (mn10300_legitimize_address): ... this.
8092 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8093 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8094 (alpha_expand_mov): Adjust call.
8096 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8097 * config/spu/spu.c (spu_legitimize_address): Likewise.
8098 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8099 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8101 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8103 * intl.c (locale_encoding, locale_utf8): New.
8104 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8105 * intl.h (locale_encoding, locale_utf8): Declare.
8106 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8107 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8109 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8111 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8112 (pp_base_tree_identifier): Declare as function.
8113 (identifier_to_locale): Declare.
8114 * Makefile.in (pretty-print.o): Update dependencies.
8115 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8117 2009-05-04 Richard Guenther <rguenther@suse.de>
8120 * builtins.c (fold_builtin_memory_op): Do not decay to element
8121 type if the size matches the whole array.
8123 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8125 * expmed.c (synth_mult): When trying out a shift, pass the result
8128 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8130 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8131 (shiftsub1_cost): New.
8132 (init_expmed): Compute shiftsub1_cost.
8133 (synth_mult): Optimize multiplications by constants of the form
8134 -(2^^m-1) for some constant positive integer m.
8136 2009-05-03 Richard Guenther <rguenther@suse.de>
8139 * c-typeck.c (array_to_pointer_conversion): Do not built
8140 ADDR_EXPRs of arrays of pointer-to-element type.
8141 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8142 up wrong ADDR_EXPRs after-the-fact.
8143 * c-common.c (strict_aliasing_warning): Strip pointer
8144 conversions for obtaining the original type.
8145 * builtins.c (fold_builtin_memset): Handle array types.
8146 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8149 2009-05-03 Richard Guenther <rguenther@suse.de>
8152 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8153 Do not lose casts from array types with unknown extent to array
8154 types with known extent.
8155 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8156 alias set compatibility.
8158 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8160 * flags.h (extra_warnings): Delete.
8161 * toplev.c (process_options): Handle Wuninitialized here.
8162 * opts.c (extra_warnings): Delete.
8163 (set_Wextra): Delete.
8164 (common_handle_option): -Wextra can be handled automatically.
8165 * c-opts.c (c_common_handle_option): Delete obsolete code.
8166 (c_common_post_options): Simplify comment.
8167 * common.opt (W): Add Var.
8169 (Wuninitialized): Initialize to -1.
8171 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8172 Richard Guenther <rguenther@suse.de>
8174 * expr.c (get_def_for_expr): New function.
8175 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8176 SSA rather than trees.
8177 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8178 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8180 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8182 * c-common.c (reswords): Add _Imaginary.
8183 * c-common.c (enum rid): Add RID_IMAGINARY.
8185 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8187 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8188 Patch by Richard Guenther.
8190 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8192 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8193 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8194 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8195 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8196 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8197 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8198 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8199 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8200 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8201 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8202 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8203 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8204 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8205 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8206 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8207 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8208 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8209 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8211 2009-05-02 Richard Guenther <rguenther@suse.de>
8213 PR tree-optimization/39940
8214 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8217 2009-05-02 Richard Guenther <rguenther@suse.de>
8220 * tree-ssa.c (execute_update_addresses_taken): Properly check
8221 if we can mark a variable DECL_GIMPLE_REG_P.
8222 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8223 back to the end of the function.
8224 (is_gimple_reg_type): Remove complex type special casing.
8225 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8228 2009-05-02 Ben Elliston <bje@au.ibm.com>
8230 * doc/collect2.texi (Collect2): Document search path behaviour
8231 when configured with --with-ld.
8233 2009-05-02 Jan Hubicka <jh@suse.cz>
8235 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8236 parameter; update callers.
8237 (coalesce_cost_edge): EH edges are costier because they needs
8238 splitting even if not critical and even more costier when there are
8239 multiple EH predecestors.
8241 2009-05-02 Jan Hubicka <jh@suse.cz>
8243 * except.c (remove_eh_handler_and_replace): Handle updating after
8244 removing TRY blocks.
8246 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8248 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8250 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8252 * varasm.c: Do not include c-pragma.h.
8253 * attribs.c: Do not incude c-common.h.
8255 2009-05-01 Michael Matz <matz@suse.de>
8257 * calls.c (initialize_argument_information): Handle SSA names like
8258 decls with a non MEM_P DECL_RTL.
8260 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8262 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8263 * ipa-utils.c: Likewise.
8264 * ipa-type-escape.c: Likewise.
8265 * cgraphunit.c Do not include c-common.h.
8266 * ipa-pure-const.c: Likewise.
8267 * tree-if-conv.c: Likewise.
8268 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8269 * ipa-struct-reorg.c: Likewise.
8270 * tree-nomudflap.c: Likewise.
8271 * tree-ssa-structalias.c: Likewise.
8273 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8275 * store-motion.c: Many cleanups to make this pass a first-class
8276 citizen instead of an appendix to gcse load motion. Add TODO list
8277 to make this pass faster/cleaner/better.
8279 (struct ls_expr): Post gcse.c-split cleanups.
8280 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8281 "stores" field to "avail_stores".
8282 (pre_ldst_mems): Rename to store_motion_mems.
8283 (pre_ldst_table): Rename to store_motion_mems_table.
8284 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8285 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8286 (ldst_entry): Rename to st_expr_entry, update users.
8287 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8288 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8289 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8291 (first_ls_expr): Rename to first_st_expr, update users.
8292 (next_ls_expr): Rename to next_st_expr, update users.
8293 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8294 fields properly for store motion instead of names inherited from load
8296 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8297 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8300 (ae_kill): Rename to st_kill, update users.
8301 (ae_gen): Rename to st_avloc, update users.
8302 (transp): Rename to st_transp, update users.
8303 (pre_insert_map): Rename to st_insert_map, update users.
8304 (pre_delete_map): Rename to st_delete_map, update users.
8305 (insert_store, build_store_vectors, free_store_memory,
8306 one_store_motion_pass): Update for abovementioned changes.
8308 (gcse_subst_count, gcse_create_count): Remove.
8309 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8310 and "n_stores_created", local variables.
8312 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8315 (regvec, compute_store_table_current_insn): Remove.
8316 (reg_set_info, reg_clear_last_set): Remove.
8317 (compute_store_table): Use DF caches instead of local dataflow
8320 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8322 * c-objc-common.c (c_tree_printer): Print identifiers with
8323 pp_identifier, not pp_string. Mark "({anonymous})" for
8325 * c-pretty-print.c (pp_c_ws_string): New.
8326 (pp_c_cv_qualifier, pp_c_type_specifier,
8327 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8328 pp_c_storage_class_specifier, pp_c_function_specifier,
8329 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8330 pp_c_primary_expression, pp_c_postfix_expression,
8331 pp_c_unary_expression, pp_c_shift_expression,
8332 pp_c_relational_expression, pp_c_equality_expression,
8333 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8334 use pp_string and pp_c_ws_string in place of pp_identifier and
8335 pp_c_identifier for non-identifiers. Mark English strings for
8337 * c-pretty-print.h (pp_c_ws_string): Declare.
8339 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8340 Roland McGrath <roland@redhat.com>
8342 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8343 (ENABLE_LD_BUILDID): New configuration option.
8344 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8345 (LINK_BUILDID_SPEC): New macro.
8346 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8348 * doc/install.texi: Document --enable-linker-build-id option.
8349 * configure: Rebuild.
8350 * config.in: Rebuild.
8352 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8354 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8355 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8356 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8357 MIPS_GP_SAVE_AREA_SIZE.
8358 * config/mips/mips.c (struct mips_frame_info): Update comment
8359 before arg_pointer_offset and hard_frame_pointer_offset.
8360 (mips_compute_frame_info): Update diagram before function: to
8361 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8362 indicate the position of frame_pointer_rtx with -fstack-protector and
8363 to show args_size. Don't allocate cprestore area for leaf functions
8364 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8366 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8368 2009-04-30 Michael Matz <matz@suse.de>
8370 PR tree-optimization/39955
8371 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8373 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8375 * ira.c (setup_cover_and_important_classes): Use safe macro
8376 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8378 * genpreds.c (write_tm_preds_h): Output suitable definition of
8379 REG_CLASS_FOR_CONSTRAINT.
8381 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8383 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8385 * bitmap.c (bitmap_descriptor): Likewise.
8386 * ggc-common.c (loc_descriptor): Likewise.
8387 * varray.c (varray_descriptor): Likewise.
8388 * vec.c (vec_descriptor): Likewise.
8390 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8392 * Makefile.in (dce.o): Add $(EXCEPT_H).
8393 * dce.c: Include except.h and delete redundant vector definitions.
8394 (deletable_insn_p): Return false for non-call insns that can throw
8397 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8399 * gcse.c (ae_gen): Remove.
8400 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8401 and make non-static function to make it available in store-motion.c.
8402 Update call sites with search-and-replace.
8403 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8404 extract_mentioned_regs, extract_mentioned_regs_helper,
8405 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8406 store_killed_in_insn, store_killed_after, store_killed_before,
8407 build_store_vectors, insert_insn_start_basic_block, insert-store,
8408 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8409 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8410 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8411 * store-motion.c: ...new file. Also copy data structures from gcse.c
8412 and clean up to remove parts not used by store motion.
8413 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8414 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8416 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8419 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8420 when optimizing for size.
8422 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8424 * gcse.c (gcse_constant_p): Fix typo in last change.
8426 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8428 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8430 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8432 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8434 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8436 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8437 CONST_HIGH_PART result.
8439 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8441 * config/avr/avr.c (initial_elimination_offset): Rename to
8442 avr_initial_elimination_offset.
8443 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8444 change return type to bool.
8445 (avr_can_eliminate): New function.
8446 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8447 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8448 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8449 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8450 avr_initial_elimination_offset.
8451 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8452 (avr_initial_elimination_offset): Define.
8454 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8455 Steven Bosscher <steven@gcc.gnu.org>
8457 PR rtl-optimization/39938
8458 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8459 * cfgrtl.c: Include insn-attr.h.
8460 (rest_of_pass_free_cfg): New function.
8461 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8462 * resource.c (init_resource_info): Remove call to df_analyze.
8464 2009-04-29 Richard Guenther <rguenther@suse.de>
8467 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8468 allow conversion to signed integers.
8470 2009-04-29 Richard Guenther <rguenther@suse.de>
8472 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8473 shifts of floating point vectors if the shift amount is
8474 a constant multiple of the element size.
8476 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8477 Michael Matz <matz@suse.de>
8481 * tree-outof-ssa.c (emit_partition_copy): New function.
8482 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8483 insert_part_to_rtx_on_edge): Perform the partition base var
8484 copy using emit_partition_copy.
8485 (insert_value_copy_on_edge): Convert constants to the right mode.
8486 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8487 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8489 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8491 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8492 scan backwards to try to find a constant to initialize it.
8494 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8495 insn before the loop_end instruction, don't look past labels.
8497 2009-04-29 Richard Guenther <rguenther@suse.de>
8500 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8501 loose type conversions.
8502 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8503 stmts only if there are no uses of its definition.
8505 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8507 * config/bfin/bfin.h (splitting_loops): Declare.
8508 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8509 Reorder bit definitions to be ascending.
8510 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8511 * config/bfin/bfin.c (splitting_loops): New variable.
8512 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8513 (struct loop_info): Remove members INIT and LOOP_INIT.
8514 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8515 the LSETUP sequence. Allow LC to be loaded from any register, but
8516 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8517 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8519 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8520 of reload_completed.
8523 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8525 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8527 * Makefile.in (PLUGIN_VERSION_H): New.
8528 (OBJS-common): Remove plugin-version.o.
8529 (plugin.o): Depend on (PLUGIN_VERSION_H).
8530 (plugin-version.o): Remove.
8531 * configure: Regenerate
8532 * configure.ac: Create plugin-version.h.
8533 * gcc-plugin.h (plugin_gcc_version): Remove.
8534 (plugin_default_version_check): Change signature.
8535 * plugin-version.c: Remove.
8536 * plugin.c: Include plugin-version.h.
8537 (str_plugin_gcc_version_name): Remove.
8538 (try_init_one_plugin): Pass gcc version to plugin_init.
8539 (plugin_default_version_check): Both gcc and plugin versions are now
8542 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8544 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8545 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8546 Remove special case testing for last insn of inner loops. Don't fail
8547 if the loop ends with a jump, emit an extra nop instead.
8549 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8550 DREGS rather than comparing directly. Remove code that tries to
8551 account for latencies.
8553 2009-04-29 Richard Guenther <rguenther@suse.de>
8555 PR tree-optimization/39941
8556 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8557 eliminating an indirect call.
8559 2009-04-29 Richard Guenther <rguenther@suse.de>
8561 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8562 parameter. Allow invariants as base if !require_lvalue.
8563 (verify_gimple_assign_single): Adjust.
8565 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8567 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8568 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8569 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8570 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8571 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8573 * config/bfin/bfin.c (bfin_expand_builtin,
8574 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8576 2009-04-28 Richard Guenther <rguenther@suse.de>
8578 * tree-vect-loop.c (get_initial_def_for_induction): Use
8579 correct types for pointer increment.
8581 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8583 * toplev.c (print_version): Update GMP version string calculation.
8585 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8587 PR rtl-optimization/39938
8588 * resource.c (init_resource_info): Add call to df_analyze.
8590 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8592 * config/alpha/alpha.md (usegp): Cast the result of
8593 alpha_find_lo_sum_using_gp to enum attr_usegp.
8594 * config/alpha/alpha.c (override_options): Remove end-of-structure
8595 marker element from cpu_table. Use array size of cpu_table to handle
8596 -mcpu and -mtune options.
8597 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8599 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8601 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8602 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8603 tune_32 and tune_64.
8604 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8606 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8607 * config/rs6000/option-defaults.h: ... here. New file.
8608 (OPT_64, OPT_32): Define.
8609 (MASK_64BIT): Define to 0 if not already defined.
8610 (OPT_ARCH64, OPT_ARCH32): Define.
8611 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8614 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8616 * config/arm/arm.c (arm_override_options): Emit error on using
8619 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8621 PR rtl-optimization/39914
8622 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8623 registers for allocnos created from user-defined variables only
8624 when not optimizing.
8626 2009-04-28 Richard Guenther <rguenther@suse.de>
8629 * fold-const.c (fold_binary): Use distribute_real_division only
8632 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8634 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8635 add hpux-stdint.h to tm_file.
8636 (hppa[12]*-*-hpux11*): Ditto.
8637 (ia64*-*-hpux*): Ditto.
8638 * config/hpux-stdint.h: New.
8639 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8640 __STDC_EXT__ for all compiles.
8641 * config/pa/pa-hpux.h: Ditto.
8642 * config/pa/pa-hpux10.h: Ditto.
8643 * config/pa/pa-hpux11.h: Ditto.
8645 2009-04-28 Catherine Moore <clm@codesourcery.com>
8647 * debug.h (set_name): Add comment.
8649 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8652 * config/darwin.c (machopic_gen_offset): Check
8653 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8654 * config/arm/arm.c (require_pic_register): Likewise.
8656 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8658 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8659 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8660 m32c_promote_prototypes): Delete.
8662 2009-04-28 Michael Matz <matz@suse.de>
8665 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8668 2009-04-28 Richard Guenther <rguenther@suse.de>
8670 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8672 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8674 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8675 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8676 * config/arm/arm-tune.md: Regenerate.
8678 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8680 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8681 block if there are complex incoming edges.
8682 (sel_merge_blocks): Remove useless assert.
8683 (sel_redirect_edge_and_branch): Check that edge was redirected.
8684 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8685 (sel_find_rgns): Delete declaration.
8686 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8687 the region when it is not a preheader.
8689 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8692 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8694 2009-04-28 Richard Guenther <rguenther@suse.de>
8696 * tree.h (SSA_NAME_VALUE): Remove.
8697 (struct tree_ssa_name): Remove value_handle member.
8698 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8699 array for jump threading.
8700 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8702 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8703 * tree-flow.h (threadedge_initialize_values): Declare.
8704 (threadedge_finalize_values): Likewise.
8705 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8706 (SSA_NAME_VALUE): Define.
8707 (threadedge_initialize_values): New function.
8708 (threadedge_finalize_values): Likewise.
8709 * tree-ssa-dom.c (ssa_name_values): New global variable.
8710 (SSA_NAME_VALUE): Define.
8711 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8713 2009-04-28 Ira Rosen <irar@il.ibm.com>
8715 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8716 Use REPORT_VECTORIZED_LOCATIONS instead
8717 REPORT_VECTORIZED_LOOPS.
8718 * tree-vectorizer.c (vect_verbosity_level): Make static.
8719 (vect_loop_location): Rename to vect_location.
8720 (vect_set_verbosity_level): Update comment.
8721 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8723 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8724 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8725 instead REPORT_UNVECTORIZED_LOOPS.
8726 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8727 and vect_loop_def to vect_external_def and vect_internal_def.
8728 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8729 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8730 REPORT_UNVECTORIZED_LOCATIONS.
8731 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8732 and vect_used_in_loop and to vect_unused_in_scope and
8734 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8735 (vect_verbosity_level): Remove declaration.
8736 (vect_analyze_operations): Likewise.
8737 (vect_analyze_stmt): Declare.
8738 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8739 REPORT_UNVECTORIZED_LOCATIONS.
8740 (vect_get_loop_niters): Fix indentation.
8741 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8742 (vect_analyze_loop_operations): New function.
8743 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8744 vect_analyze_operations.
8745 (vect_is_simple_reduction): Use new names.
8746 (vectorizable_live_operation, vect_transform_loop): Likewise.
8747 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8748 to specify whether the data references can be a part of interleaving
8750 (vect_analyze_data_ref_dependence): Use new names.
8751 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8752 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8753 * tree-vect-patterns.c (widened_name_p): Use new names.
8754 (vect_recog_dot_prod_pattern): Likewise.
8755 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8756 (process_use, vect_mark_stmts_to_be_vectorized,
8757 vect_model_simple_cost, vect_model_store_cost,
8758 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8759 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8760 vectorizable_operation, vectorizable_type_demotion,
8761 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8762 vectorizable_condition): Likewise.
8763 (vect_analyze_operations): Split into vect_analyze_loop_operations
8765 (vect_analyze_stmt): ... new function.
8766 (new_stmt_vec_info): Use new names.
8767 (vect_is_simple_use): Use new names and fix comment.
8768 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8769 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8771 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8774 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8775 and integer modes for x87 operands. Do not ICE for unsupported size,
8776 generate error instead. Generate error for unsupported operand types.
8777 ['z']: Do not handle HImode memory operands specially. Warning
8778 for floating-point operands. Fallthru to 'Z' for unsupported operand
8779 types. Do not ICE for unsupported size, generate error instead.
8780 (output_387_binary_op): Use %Z to output operands.
8781 (output_fp_compare): Ditto.
8782 (output_387_reg_move): Ditto.
8784 2009-04-28 Ben Elliston <bje@au.ibm.com>
8789 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8791 * builtins.c (c_strlen): Do not warn here.
8792 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8793 * c-common.c (pointer_int_sum): Take an explicit location.
8794 Warn about offsets out of bounds.
8795 * c-common.h (pointer_int_sum): Adjust declaration.
8797 2009-04-27 Ian Lance Taylor <iant@google.com>
8799 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8801 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8802 * df-core.c (df_set_flags): Change return type to int. Change
8803 type of old_flags to int.
8804 (df_clear_flags): Likewise.
8805 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8806 (df_get_conditional_uses): Likewise.
8807 * df.h (df_set_flags, df_clear_flags): Update declarations.
8808 * dwarf2out.c (struct indirect_string_node): Change type of form
8809 field to enum dwarf_form.
8810 (AT_string_form): Change return type to enum dwarf_form.
8811 * fixed-value.c (fixed_compare): Add cast to enum type.
8812 * fwprop.c (update_df): Change 0 to VOIDmode.
8813 * gensupport.c: Change 0 to UNKNOWN.
8814 * gimple.h (gimple_cond_code): Add cast to enum type.
8815 * haifa-sched.c (reemit_notes): Add cast to enum type.
8816 * hooks.c (hook_int_void_no_regs): Remove function.
8817 * hooks.h (hook_int_void_no_regs): Remove declaration.
8818 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8819 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8820 * real.c (real_arithmetic): Add cast to enum type.
8821 (real_compare): Likewise.
8822 * target.h (struct gcc_target): Change return type of
8823 branch_target_register_class to enum reg_class.
8824 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8825 default_branch_target_register_class.
8826 * targhooks.c (default_branch_target_register_class): New function.
8827 * targhooks.h (default_branch_target_register_class): Declare.
8828 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8829 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8831 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8833 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8834 vect_uninitialized_def. Change 0 to ERROR_MARK.
8835 * tree-vect-stmts.c (supportable_widening_operation): Don't
8836 initialize icode1 and icode2.
8837 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8838 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8840 (cmn_err_flag_specs): Change 0 to STD_C89.
8841 (cmn_err_char_table): Likewise.
8842 * config/arm/arm.c (get_arm_condition_code): Change type of code
8843 to enum arm_cond_code.
8844 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8845 (IWMMXT_BUILTIN2): Likewise.
8846 (neon_builtin_type_bits): Don't define typedef.
8847 (neon_builtin_datum): Change type of bits field to int.
8848 (arm_expand_neon_args): Add cast to enum type.
8849 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8851 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8853 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8855 * config/mips/mips.md (jal_macro): Return enum constant.
8856 (single_insn): Likewise.
8857 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8859 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8861 * config/s390/s390.c (s390_tune_flags): Change type to int.
8862 (s390_arch_flags): Likewise.
8863 (s390_handle_arch_option): Change flags field of struct pta to int.
8864 * config/s390/s390.h (s390_tune_flags): Update declaration.
8865 (s390_arch_flags): Likewise.
8866 * config/sh/sh.c (prepare_move_operands): Compare
8867 tls_symbolic_operand result with enum constant.
8868 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8869 (sh_expand_prologue): Add cast to enum type.
8870 (sh_expand_epilogue): Likewise.
8871 (tls_symbolic_operand): Change return type to enum tls_model.
8872 (fpscr_set_from_mem): Add cast to enum type.
8873 (legitimize_pic_address): Compare tls_symbolic_operand result with
8875 (sh_target_reg_class): Change return type to enum reg_class.
8876 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8878 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8879 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8880 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8881 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8882 (delayed_branch, tls_call_delay): Likewise.
8883 (eligible_for_sibcall_delay): Likewise.
8884 (eligible_for_return_delay): Likewise.
8885 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8886 (spu_expand_builtin_1): Likewise.
8888 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8889 for all types of conversions.
8890 (output_init_element): Issue -Wc++-compat warning if needed when
8891 initializing a bitfield with enum type.
8892 * c-parser.c (c_parser_expression): Set original_type to
8893 original_type of right hand operand of comman operator.
8895 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8897 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8899 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8900 * doc/cpp.texi (Standard Predefined Macros)
8901 (Implementation-defined behavior): Likewise.
8902 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8903 * doc/gimple.texi (GIMPLE Exception Handling)
8904 (@code{GIMPLE_ASSIGN}): Likewise.
8905 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8906 * doc/invoke.texi (Warning Options, Optimize Options)
8907 (AVR Options, Darwin Options): Likewise.
8908 (Optimize Options): Reformulate -fwhole-program description.
8909 * doc/loop.texi (Lambda): Likewise.
8910 * doc/md.texi (Output Template, Define Constraints)
8911 (Standard Names, Insn Splitting): Likewise.
8912 * doc/options.texi (Option properties): Likewise.
8913 * doc/passes.texi (Tree-SSA passes): Likewise.
8914 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8915 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8916 (File Names and DBX): Likewise.
8917 * doc/trouble.texi (Incompatibilities): Likewise.
8919 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8921 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8922 instruction is correct.
8924 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8926 Allow non-constant arguments to conversion intrinsics.
8927 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8928 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8929 * spu.c (print_operand): Handle 'v' and 'w'.
8930 (exp2_immediate_p, spu_gen_exp2): Define.
8931 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8932 spu_convtf_1): Update parameter descriptions.
8933 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8934 * constraints.md ('v', 'w'): New.
8935 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8937 (i2f, I2F): New define_mode_attr.
8938 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8939 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8940 fixuns_truncv4sfv4si2): Update to use mode attribute.
8941 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8942 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8943 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8944 patterns for combine.
8946 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8948 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8949 (cprop, hoist, pre, store_motion): New debug counters.
8950 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8951 is not an RTL pass anymore.
8952 (pass_profiling): Remove extern decl for pass removed in 2005.
8953 (pass_gcse, pass_jump_bypass): Remove.
8954 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8955 to 0 for clean state.
8956 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8957 * cse.c (gate_handle_cse_after_global_opts,
8958 rest_of_handle_cse_after_global_opts): New functions.
8959 (pass_cse_after_global_opts): New pass, does local CSE.
8960 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8961 (TV_CPROP): New timevar.
8962 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8963 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8964 (gcse_main, recompute_all_luids): Remove.
8965 (compute_hash_table_work): Call max_reg_num instead of reading
8967 (cprop_jump): Don't set run_jump_opt_after_gcse.
8968 (constprop_register): Always allow to alter jumps.
8969 (cprop_insn): Likewise.
8970 (do_local_cprop): Likewise.
8971 (local_cprop_pass): Likewise. Return non-zero if something changed.
8972 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8973 (find_implicit_sets): Add note about missed optimization opportunity.
8974 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8975 pass_rtl_cprop execute function.
8976 Don't bother tracking the pass number, each pass gets its own dumpfile
8978 Always allow to alter jumpsand bypass jumps.
8979 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8980 will just find no suitable set.
8981 (pre_edge_insert): Fix dumping, this function is for PRE only.
8982 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8983 pass_rtl_pre execute function.
8984 (hoist_code): Return non-zero if something changed. Keep track of
8985 substitutions and insertions for statistics gathering similar to PRE.
8986 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8987 called from the pass_rtl_hoist execute function. Show pass statistics.
8988 (compute_store_table): Use max_reg_num directly instead of using the
8989 formerly global max_gcse_regno.
8990 (build_store_vectors): Likewise.
8991 (replace_store_insn): Fix dumping.
8992 (store_motion): Rename to ...
8993 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8994 pass, called from the pass_rtl_store_motion execute function. Keep
8995 track of substitutions and insertions for statistics gathering similar
8997 (bypass_jumps): Remove, fold interesting bits into ...
8998 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8999 from the pass_rtl_cprop execute function.
9000 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9001 pass_jump_bypass): Remove.
9002 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9003 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9004 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9005 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9006 (gate_rtl_store_motion, execute_rtl_store_motion,
9007 pass_rtl_store_motion): New.
9008 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9009 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9010 * passes.c (init_optimization_passes): Remove pass_gcse and
9011 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9012 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9013 instead of pass_jump_bypass.
9015 2009-04-27 Richard Guenther <rguenther@suse.de>
9018 * gimplify.c (gimplify_expr): If we are required to create
9019 a temporary make sure it ends up as register.
9021 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9024 * config/i386/i386.c (construct_container): Don't call
9025 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9026 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9028 2009-04-27 Michael Matz <matz@suse.de>
9030 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9031 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9032 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9033 (dump_replaceable_exprs): Take a bitmap.
9034 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9036 (expand_gimple_basic_block): Likewise.
9037 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9038 replaceable_expressions member a bitmap.
9039 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9040 (mark_replaceable): Likewise.
9041 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9042 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9044 2009-04-27 Richard Guenther <rguenther@suse.de>
9046 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9047 (verify_stmts): Dispatch to gimple/type verification code.
9048 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9049 issue with call argument types.
9051 2009-04-27 Michael Matz <matz@suse.de>
9053 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9054 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9057 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9058 Eric Botcazou <ebotcazou@adacore.com>
9060 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9061 a label's basic block.
9062 (mark_target_live_regs): Tidy and rework obsolete comments.
9063 Change back DF problem to LIVE. If a label starts a basic block,
9064 assume that all registers that used to be live then still are.
9065 (init_resource_info): If a label starts a basic block, set its
9066 BLOCK_FOR_INSN accordingly.
9067 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9069 2009-04-27 Richard Guenther <rguenther@suse.de>
9071 * tree-flow-inline.h (function_ann): Remove.
9072 (get_function_ann): Likewise.
9073 * tree-dfa.c (create_function_ann): Remove.
9074 * tree-flow.h (struct static_var_ann_d): Remove.
9075 (struct function_ann_d): Likewise.
9076 (union tree_ann_d): Remove fdecl member.
9077 (function_ann_t): Remove.
9078 (function_ann, get_function_ann, create_function_ann): Remove
9081 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9083 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9085 2009-04-27 Jan Hubicka <jh@suse.cz>
9087 * ipa-pure-const.c (struct funct_state_d): New fields
9088 state_previously_known, looping_previously_known; remove
9089 state_set_in_source.
9090 (analyze_function): Use new fields.
9091 (propagate): Avoid assumption that state_set_in_source imply
9094 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9095 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9096 * cfgloop.h (finite_loop_p): Declare.
9098 2009-04-26 Michael Matz <matz@suse.de>
9100 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9102 2009-04-26 Michael Matz <matz@suse.de>
9104 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9105 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9106 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9107 pass_mark_used_blocks): Remove.
9108 * tree-optimize.c (pass_free_datastructures,
9109 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9110 * passes.c (init_optimization_passes): Don't call
9111 pass_mark_used_blocks, remove dead code.
9113 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9115 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9116 * tree-ssa-live.h (register_ssa_partition): Likewise.
9118 2009-04-26 Michael Matz <matz@suse.de>
9121 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9122 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9123 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9125 (compare_pairs): Swap cost comparison.
9126 (coalesce_ssa_name): Don't use change_partition_var.
9127 * tree-nrv.c (struct nrv_data): Add modified member.
9128 (finalize_nrv_r): Set it.
9129 (tree_nrv): Use it to update statements.
9130 (pass_nrv): Require PROP_ssa.
9131 * tree-mudflap.c (mf_decl_cache_locals,
9132 mf_build_check_statement_for): Use make_rename_temp.
9133 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9134 * alias.c (find_base_decl): Handle SSA names.
9135 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9136 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9137 * rtl.h (set_reg_attrs_for_parm): Declare.
9138 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9139 to "optimized", remove unused locals at finish.
9140 (execute_free_datastructures): Make global, call
9141 delete_tree_cfg_annotations.
9142 (execute_free_cfg_annotations): Don't call
9143 delete_tree_cfg_annotations.
9145 * ssaexpand.h: New file.
9146 * expr.c (toplevel): Include ssaexpand.h.
9147 (expand_assignment): Handle SSA names the same as register variables.
9148 (expand_expr_real_1): Expand SSA names.
9149 * cfgexpand.c (toplevel): Include ssaexpand.h.
9150 (SA): New global variable.
9151 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9152 (SSAVAR): New macro.
9153 (set_rtl): New helper function.
9154 (add_stack_var): Deal with SSA names, use set_rtl.
9155 (expand_one_stack_var_at): Likewise.
9156 (expand_one_stack_var): Deal with SSA names.
9157 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9158 before unique numbers.
9159 (expand_stack_vars): Use set_rtl.
9160 (expand_one_var): Accept SSA names, add asserts for them, feed them
9161 to above subroutines.
9162 (expand_used_vars): Expand all partitions (without default defs),
9163 then only the local decls (ignoring those expanded already).
9164 (expand_gimple_cond): Remove edges when jumpif() expands an
9166 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9167 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9169 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9170 members of SA; deal with PARM_DECL partitions here; expand
9171 all PHI nodes, free tree datastructures and SA. Commit instructions
9172 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9173 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9174 info and statements at start, collect garbage at finish.
9175 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9176 (VAR_ANN_PARTITION) Remove.
9177 (change_partition_var): Don't declare.
9178 (partition_to_var): Always return SSA names.
9179 (var_to_partition): Only accept SSA names.
9180 (register_ssa_partition): Only check argument.
9181 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9183 (delete_var_map): Don't free it.
9184 (var_union): Only accept SSA names, simplify.
9185 (partition_view_init): Mark only useful SSA names as used.
9186 (partition_view_fini): Only deal with SSA names.
9187 (change_partition_var): Remove.
9188 (dump_var_map): Use ssa_name instead of partition_to_var member.
9189 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9191 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9192 (struct _elim_graph): New member const_dests; nodes member vector of
9194 (set_location_for_edge): New static helper.
9195 (create_temp): Remove.
9196 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9197 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9198 (new_elim_graph): Allocate const_dests member.
9199 (clean_elim_graph): Truncate const_dests member.
9200 (delete_elim_graph): Free const_dests member.
9201 (elim_graph_size): Adapt to new type of nodes member.
9202 (elim_graph_add_node): Likewise.
9203 (eliminate_name): Likewise.
9204 (eliminate_build): Don't take basic block argument, deal only with
9205 partition numbers, not variables.
9206 (get_temp_reg): New static helper.
9207 (elim_create): Use it, deal with RTL temporaries instead of trees.
9208 (eliminate_phi): Adjust all calls to new signature.
9209 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9210 (rewrite_trees): Only do checking.
9211 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9212 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9213 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9214 contains_tree_r, MAX_STMTS_IN_LATCH,
9215 process_single_block_loop_latch, analyze_edges_for_bb,
9216 perform_edge_inserts): Remove.
9217 (expand_phi_nodes): New global function.
9218 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9219 functions, initialize new parameter, remember partitions having a
9221 (finish_out_of_ssa): New global function.
9222 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9223 don't reset in_ssa_p here, don't disable TER when mudflap.
9224 (pass_del_ssa): Remove.
9225 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9227 (execute_free_datastructures): Declare.
9228 * Makefile.in (SSAEXPAND_H): New variable.
9229 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9230 * basic-block.h (commit_one_edge_insertion): Declare.
9231 * passes.c (init_optimization_passes): Move pass_nrv and
9232 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9233 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9234 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9235 (redirect_branch_edge): Deal with super block when expanding, split
9236 out jump patching itself into ...
9237 (patch_jump_insn): ... here, new static helper.
9239 2009-04-26 Michael Matz <matz@suse.de>
9241 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9242 beyond num_ssa_names.
9243 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9244 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9246 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9249 * fwprop.c (forward_propagate_asm): New function.
9250 (forward_propagate_and_simplify): Propagate also into __asm, if it
9251 doesn't increase the number of referenced registers.
9254 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9256 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9258 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9259 note_nonlocal_vla_type for nonlocal VLAs.
9260 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9261 contains_remapped_vars, remap_vla_decls): New functions.
9262 (convert_nonlocal_reference_stmt): If not optimizing, call
9263 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9264 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9265 if it wasn't found in var_map.
9266 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9267 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9268 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9270 * gimplify.c (nonlocal_vlas): New variable.
9271 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9273 (gimplify_body): Create and destroy nonlocal_vlas.
9275 * dwarf2out.c (loc_descr_plus_const): New function.
9276 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9277 mem_loc_descriptor, loc_descriptor_from_tree_1,
9278 descr_info_loc, gen_variable_die): Use it.
9280 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9281 !TREE_STATIC VAR_DECLs.
9282 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9283 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9284 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9285 DECL_BY_REFERENCE is valid.
9286 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9287 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9288 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9289 Copy DECL_BY_REFERENCE.
9290 (struct nesting_copy_body_data): New type.
9291 (nesting_copy_decl): New function.
9292 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9293 if they have variable length.
9295 2009-04-26 Michael Matz <matz@suse.de>
9297 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9298 mark new temporaries for renaming.
9300 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9303 * c-decl.c (global_bindings_p): Return negative value.
9304 (c_variable_size): New. Based on variable_size from
9306 (grokdeclarator): Call c_variable_size not variable_size.
9308 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9310 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9312 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9314 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9315 Redefine it to just use mingw/include.
9316 (ASM_SPEC): Rules for -m32 and -m64.
9317 (LINK_SPEC): Use Likewise.
9318 (SPEC_32): New define.
9319 (SPEC_64): Likewise.
9320 (SUB_LINK_SPEC): Likewise.
9321 (MULTILIB_DEFAULTS): New define.
9322 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9323 Add multilib options.
9324 (MULTILIB_DIRNAMES): Likewise.
9325 (MULTILIB_OSDIRNAMES): Likewise.
9327 (INSTALL_LIBGCC): Likewise.
9329 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9332 * c-tree.h (enum c_inline_static_type): New.
9333 (record_inline_static): Declare.
9334 * c-decl.c (struct c_inline_static, c_inline_statics,
9335 record_inline_static, check_inline_statics): New.
9336 (pop_file_scope): Call check_inline_statics.
9337 (start_decl): Call record_inline_static instead of pedwarning
9338 directly for static in inline function.
9339 * c-typeck.c (build_external_ref): Call record_inline_static
9340 instead of pedwarning directly for static referenced in inline
9343 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9345 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9346 not new but only being rescanned.
9347 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9348 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9349 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9350 record_set_info, compute_set, grealloc): Remove.
9351 (recompute_all_luids): New function.
9352 (gcse_main): Don't compute sets, and don't do related memory
9353 allocations/free-ing. If something changed before the end of the
9354 pass, update LUIDs using recompute_all_luids.
9355 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9356 (free_gcse_mem): Don't free it either.
9357 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9358 Use the df insn LUIDs.
9359 (load_killed_in_block): Likewise.
9360 (compute_hash_table_work): Don't compute reg_set_in_block.
9361 (compute_transp): Use DF_REG_DEF_CHAINs.
9362 (local_cprop_pass): Don't use compute_sets and related functions.
9363 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9364 Use get_max_uid() instead of max_cuid.
9365 (insert_insn_end_basic_block, pre_insert_copy_insn,
9366 update_ld_motion_stores): Don't try to
9367 keep reg_set tables up to date.
9368 (pre_insert_copies): Use df insn LUIDs.
9369 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9370 (reg_set_info): Don't use extra bitmap argument.
9371 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9372 information to compute regs_set_in_block.
9373 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9374 (bypass_jumps): Don't use compute_sets and friends.
9376 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9379 * opts.c (undocumented_msg): Do not leave blank even with
9382 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9384 * c-decl.c (build_enumerator): Allow values folding to integer
9385 constants but not integer constant expressions with a pedwarn if
9388 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9391 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9392 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9393 type is an integer constant.
9395 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9398 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9401 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9404 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9405 with variably modified return type and no storage class
9406 specifiers, except for the case of nested functions. Distinguish
9407 extern declarations of functions with variably modified return
9408 types from those of objects with variably modified types.
9410 2009-04-25 Jan Hubicka <jh@suse.cz>
9412 * tree.c (list_equal_p): New function.
9413 * tree.h (list_equal_p): Declare.
9414 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9415 basic_block_def, basic_block, const_basic_block): New.
9416 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9417 (redirect_eh_edge): New function.
9418 (make_eh_edge_update_phi): EH edges are not abnormal.
9419 * except.c: Include tree-flow.h.
9420 (list_match): New function.
9421 (eh_region_replaceable_by_p): New function.
9422 (replace_region): New function.
9423 (hash_type_list): New function.
9424 (hash_eh_region): New function.
9425 (eh_regions_equal_p): New function.
9426 (merge_peers): New function.
9427 (remove_unreachable_regions): Verify EH tree when checking;
9429 (copy_eh_region_1): New function.
9430 (copy_eh_region): New function.
9431 (push_reachable_handler): New function.
9432 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9433 regions without label but with live RESX.
9434 * except.h (redirect_eh_edge_to_label): New.
9435 * tree-flow.h (redirect_eh_edge): New.
9436 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9437 basic_block_def, basic_block, const_basic_block): Remove.
9438 * Makefile.in (except.o): Add dependency on tree-flow.h
9439 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9440 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9443 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9446 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9447 on the destination of memcpy.
9449 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9451 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9452 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9453 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9455 2009-04-25 Jan Hubicka <jh@suse.cz>
9457 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9458 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9459 to be reached by different label than left.
9460 (update_eh_edges): Update comment; remove edge_to_remove if possible
9461 and return true if suceeded.
9462 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9463 (cleanup_eh): Compute sharing map.
9464 * except.c (remove_eh_handler_and_replace): Add argument if we should
9466 (remove_unreachable_regions): Update for label sharing.
9467 (label_to_region_map): Likewise.
9468 (get_next_region_sharing_label): New function.
9469 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9471 (remove_eh_handler): Update.
9472 (remove_eh_region_and_replace_by_outer_of): New function.
9473 * except.h (struct eh_region): Add next_region_sharing_label.
9474 (remove_eh_region_and_replace_by_outer_of,
9475 get_next_region_sharing_label): Declare.
9476 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9478 2009-04-25 Jan Hubicka <jh@suse.cz>
9480 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9481 insert code even if they are not critical.
9483 2009-04-25 Jan Hubicka <jh@suse.cz>
9485 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9486 (gimple_can_remove_branch_p): EH edges won't remove branch by
9488 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9489 updating of non-abnormal EH edges.
9490 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9491 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9492 (split_critical_edges): Split also edges where emitting code on them
9493 will lead to splitting later.
9495 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9496 H.J. Lu <hongjiu.lu@intel.com>
9499 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9500 the configured assembler supports fildq and fistpq mnemonics.
9501 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9502 * configure: Regenerated.
9505 * config/i386/i386.c (print_operand): Handle 'Z'.
9506 ['z']: Remove handling of special fild/fist suffixes.
9507 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9508 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9509 suffix of fild insn.
9510 (*floatsi<mode>2_vector_mixed): Ditto.
9511 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9512 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9513 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9514 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9515 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9517 2009-04-25 Ben Elliston <bje@au.ibm.com>
9519 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9520 the source of a set operation.
9522 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9524 * target.h (struct gcc_target): Add case_values_threshold field.
9525 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9526 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9527 * targhooks.c (default_case_values_threshold): New function.
9528 * targhooks.h (default_case_values_threshold): Declare function.
9529 * stmt.c (expand_case): Use case_values_threshold target hook.
9530 * expr.h (case_values_threshold): Remove declartation.
9531 * expr.c (case_values_threshold): Remove function.
9532 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9534 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9535 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9536 (avr_case_values_threshold): Declare as static.
9537 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9539 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9540 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9541 (mn10300_case_values_threshold): New function.
9543 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9545 * ira.c (setup_cover_and_important_classes): Add enum cast.
9547 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9549 * genpreds.c (write_enum_constraint_num): Output definition of
9550 CONSTRAINT_NUM_DEFINED_P macro.
9551 * ira.c (setup_cover_and_important_classes): Use
9552 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9554 2009-04-24 DJ Delorie <dj@redhat.com>
9556 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9557 __SH2A_SINGLE_ONLY__ also.
9559 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9561 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9562 (movdf_internal): Ditto.
9563 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9564 SFmode and DFmode constants.
9565 (ia64_print_operand): Add 'G' format for printing
9566 floating point constants.
9568 2009-04-24 Richard Guenther <rguenther@suse.de>
9570 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9571 from unsigned additions.
9573 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9575 * c-typeck.c (set_init_index): Allow array designators that are
9576 not integer constant expressions with a pedwarn if pedantic.
9578 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9580 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9581 zero if no overlap in nonzero bits between the operands.
9583 2009-04-24 Ian Lance Taylor <iant@google.com>
9585 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9586 (record_dead_and_set_regs): Likewise.
9587 * df.h (struct df_mw_hardreg): Change flags field to int.
9588 (struct df_base_ref): Likewise.
9589 (struct df): Change changeable_flags field to int.
9590 * df-scan.c (df_defs_record): Change clobber_flags to int.
9591 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9592 constants rather than #define macros.
9593 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9594 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9595 (enum dwarf_calling_convention): Likewise.
9596 (enum dwarf_line_number_x_ops): Likewise.
9597 (enum dwarf_call_frame_info): Likewise.
9598 (enum dwarf_source_language): Likewise.
9599 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9600 (add_calling_convention_attribute): Likewise.
9601 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9602 (combine_comparisons): Change compcode to int. Add cast to enum type.
9603 * genrecog.c (maybe_both_true_2): Change c to int.
9604 (write_switch): Likewise. Add cast to enum type.
9605 * gimplify.c (gimplify_omp_for): Handle return values from
9606 gimplify_expr using MIN rather than bitwise or.
9607 (gimplify_expr): Add cast to enum type.
9608 * ipa-prop.c (update_jump_functions_after_inlining): Change
9609 IPA_BOTTOM to IPA_JF_UNKNOWN.
9610 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9611 Add casts to enum type.
9612 (setup_cover_and_important_classes): Change cl to int. Add casts
9614 (setup_class_translate): Change cl and mode to int.
9615 (ira_init_once): Change mode to int.
9616 (free_register_move_costs): Likewise.
9617 (setup_prohibited_mode_move_regs): Add casts to enum type.
9618 * langhooks.c (add_builtin_function_common): Rework assertion that
9619 value fits bitfield.
9620 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9621 * omega.c (omega_do_elimination): Avoid math on enum types.
9622 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9623 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9624 int local to handle integral_argment value.
9625 * regmove.c (try_auto_increment): Change PUT_MODE to
9627 * reload.c (push_secondary_reload): Add casts to enum type.
9628 (secondary_reload_class, find_valid_class): Likewise.
9629 * reload1.c (emit_input_reload_insns): Likewise.
9630 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9631 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9632 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9634 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9635 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9637 (expand_complex_libcall): Add casts to enum type.
9638 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9639 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9640 with ERROR_MARK, not NUM_TREE_CODES.
9641 (vect_create_epilog_for_reduction): Likewise.
9642 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9643 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9644 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9646 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9647 vect_unused_in_loop. Change 0 to loop_vect.
9648 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9649 * var-tracking.c (get_init_value): Change return type to enum
9651 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9652 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9654 (arm_override_options): Add casts to enum type.
9655 (arm_emit_tls_decoration): Likewise.
9656 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9658 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9659 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9660 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9662 * config/s390/s390.c (code_for_builtin_64): Change to array of
9664 (code_for_builtin_31): Likewise.
9665 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9667 * config/sparc/sparc.c (sparc_override_options): Change value
9668 field in struct code_model to enum cmodel. In initializer change
9669 0 to NULL and add cast to enum type.
9671 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9672 Change all callers. Issue a -Wc++-compat warning using
9673 lhs_origtype if necessary.
9674 (convert_for_assignment): Issue -Wc++-compat warnings about
9675 invalid conversions to enum type on assignment.
9676 * c-common.h (build_modify_expr): Update declaration.
9678 2009-04-24 Nick Clifton <nickc@redhat.com>
9680 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9681 (function_arg_advance): Likewise.
9682 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9685 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9687 * config/s390/constraints.md ('I', 'J'): Fix condition.
9689 2009-04-24 Diego Novillo <dnovillo@google.com>
9691 * gengtype-parse.c (parse_error): Add newline after message.
9693 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9695 * config/i386/sse.md (avxmodesuffixs): Removed.
9696 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9697 (*avx_pinsr<ssevecsize>): This.
9699 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9701 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9702 follow chains of regs with a single definition, and allow expressions
9703 that are function_invariant_p.
9704 (simple_rhs_p): Allow expressions that are function_invariant_p.
9706 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9709 * fold-const.c (fold_cond_expr_with_comparison): When folding
9710 > and >= to MAX, make sure the MAX uses the same type as the
9711 comparison's operands.
9713 2009-04-24 Nick Clifton <nickc@redhat.com>
9715 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9716 addressing for DImode accesses.
9717 (frv_print_operand_address): Handle PLUS case.
9718 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9720 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9722 PR rtl-optimization/39794
9723 * alias.c (canon_true_dependence): Add x_addr argument.
9724 * rtl.h (canon_true_dependence): Adjust prototype.
9725 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9726 * cselib.c (cselib_invalidate_mem): Likewise.
9727 * gcse.c (compute_transp): Likewise.
9728 * dse.c (scan_reads_nospill): Likewise.
9729 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9730 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9731 canon_base_addr of the group, plus optional offset.
9732 (struct group_info): Rename canon_base_mem to
9734 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9735 canon_rtx of base_mem.
9737 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9739 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9740 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9742 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9744 * config/spu/spu-builtins.h: Delete file.
9746 * config/spu/spu.h (enum spu_builtin_type): Move here from
9748 (struct spu_builtin_description): Likewise. Add GTY marker.
9749 Do not use enum spu_function_code or enum insn_code.
9750 (spu_builtins): Add extern declaration.
9752 * config/spu/spu.c: Do not include "spu-builtins.h".
9753 (enum spu_function_code, enum spu_builtin_type_index,
9754 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9755 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9756 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9757 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9758 (spu_builtin_types): Make static. Add GTY marker.
9759 (spu_builtins): Add extern declaration with GTY marker.
9762 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9763 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9764 Check programmatically whether all parameters are scalar.
9766 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9768 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9770 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9771 assignment from the constructor either if the target is volatile.
9773 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9775 * config/arm/arm.md (insv): Do not share operands[0].
9777 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9779 * config/vxlib-tls.c (active_tls_threads): Delete.
9780 (delete_hook_installed): New.
9781 (tls_delete_hook): Don't delete the delete hook.
9782 (tls_destructor): Delete it here.
9783 (__gthread_set_specific): Adjust installing the delete hook.
9784 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9785 __gthread_leave_tsd_dtor_context.
9787 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9789 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9791 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9793 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9795 (alpha_rtx_costs): Ditto.
9796 (emit_unlikely_jump): Use add_reg_note.
9797 (emit_frame_store_1): Ditto.
9798 (alpha_expand_prologue): Ditto.
9799 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9800 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9802 2009-04-23 Nick Clifton <nickc@redhat.com>
9804 * config/v850/v850.md (epilogue): Remove suppressed code.
9805 (return): Rename to return_simple and remove test of frame size.
9806 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9807 to gen_return_simple.
9809 2009-04-22 Jing Yu <jingyu@google.com>
9812 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9814 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9817 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9818 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9819 value is a VECTOR_CST, the element type is the element type of the
9822 2009-04-22 DJ Delorie <dj@redhat.com>
9824 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9826 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9828 * alias.c (find_base_term): Move around LO_SUM case, so that
9829 CONST falls through into PLUS/MINUS handling.
9832 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9833 into 0, use omit_one_operand.
9835 2009-04-23 Ben Elliston <bje@au.ibm.com>
9837 * config/rs6000/linux-unwind.h (get_regs): Remove type
9838 puns. Change the type of `pc' to an array of unsigned ints and
9839 update all users. Constify frame24.
9841 2009-04-22 DJ Delorie <dj@redhat.com>
9843 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9844 declarations before code.
9845 (current_function_special_page_vector): Likewise.
9846 (m32c_expand_insv): Silence a warning.
9848 2009-04-21 Taras Glek <tglek@mozilla.com>
9850 * alias.c: Update GTY annotations to new syntax.
9851 * basic-block.h: Likewise.
9852 * bitmap.h: Likewise.
9853 * c-common.h: Likewise.
9854 * c-decl.c: Likewise.
9855 * c-parser.c: Likewise.
9856 * c-pragma.c: Likewise.
9857 * c-tree.h: Likewise.
9858 * cfgloop.h: Likewise.
9859 * cgraph.h: Likewise.
9860 * config/alpha/alpha.c: Likewise.
9861 * config/arm/arm.h: Likewise.
9862 * config/avr/avr.h: Likewise.
9863 * config/bfin/bfin.c: Likewise.
9864 * config/cris/cris.c: Likewise.
9865 * config/darwin.c: Likewise.
9866 * config/frv/frv.c: Likewise.
9867 * config/i386/i386.c: Likewise.
9868 * config/i386/i386.h: Likewise.
9869 * config/i386/winnt.c: Likewise.
9870 * config/ia64/ia64.h: Likewise.
9871 * config/iq2000/iq2000.c: Likewise.
9872 * config/mips/mips.c: Likewise.
9873 * config/mmix/mmix.h: Likewise.
9874 * config/pa/pa.c: Likewise.
9875 * config/pa/pa.h: Likewise.
9876 * config/rs6000/rs6000.c: Likewise.
9877 * config/s390/s390.c: Likewise.
9878 * config/sparc/sparc.c: Likewise.
9879 * config/xtensa/xtensa.c: Likewise.
9880 * cselib.h: Likewise.
9881 * dbxout.c: Likewise.
9882 * dwarf2out.c: Likewise.
9883 * except.c: Likewise.
9884 * except.h: Likewise.
9885 * fixed-value.h: Likewise.
9886 * function.c: Likewise.
9887 * function.h: Likewise.
9888 * gimple.h: Likewise.
9889 * integrate.c: Likewise.
9890 * optabs.c: Likewise.
9891 * output.h: Likewise.
9894 * stringpool.c: Likewise.
9895 * tree-data-ref.c: Likewise.
9896 * tree-flow.h: Likewise.
9897 * tree-scalar-evolution.c: Likewise.
9898 * tree-ssa-address.c: Likewise.
9899 * tree-ssa-alias.h: Likewise.
9900 * tree-ssa-operands.h: Likewise.
9903 * varasm.c: Likewise.
9904 * varray.h: Likewise.
9906 * coretypes.h: Do not define GTY macro if it is already defined.
9907 * doc/gty.texi: Update GTY documentation to new syntax.
9908 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9909 annotations on structs.
9910 * gengtype-parse.c: Likewise.
9912 2009-04-22 Mark Heffernan <meheff@google.com>
9914 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9916 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9918 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9921 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9923 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9924 the same as a PLUS without a shift. Increase the cost of a
9927 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9929 * Makefile.in: Update dependencies.
9930 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9931 * errors.h: Remove bogus comment about compatibility.
9932 (warning): Update declaration.
9933 * genautomata.c: Update all calls to warning.
9934 * gimple.c: Do not include errors.h. Include toplev.h.
9935 * tree-ssa-structalias.c: Do not include errors.h.
9936 * omega.c: Likewise.
9937 * tree-ssa-reassoc.c: Likewise.
9938 * config/spu/spu-c.c: Likewise.
9939 * config/spu/t-spu-elf: Update dependencies.
9941 2009-04-22 Richard Guenther <rguenther@suse.de>
9943 PR tree-optimization/39824
9944 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9945 make sure the types are compatible.
9947 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9950 * c-common.c (c_parse_error): Take a token_flags parameter.
9951 Use token_type for the token type instead.
9952 Pass token_flags to cpp_type2name.
9953 * c-common.h (c_parse_error): Update declaration.
9954 * c-parser.c (c_parser_error): Pass 0 as token flags.
9956 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9958 PR rtl-optimization/39580
9959 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9961 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9963 * function.c (expand_function_end): Do not emit a jump to the "naked"
9964 return label for fall-through returns.
9965 * except.c (sjlj_emit_function_exit): Always place the call to the
9966 unregister function at the location installed by expand_function_end.
9968 2009-04-22 Richard Guenther <rguenther@suse.de>
9970 PR tree-optimization/39845
9971 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9972 (gen_inbound_check): Likewise.
9974 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9976 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9978 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9979 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9981 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9983 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9984 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9985 shift counts to avoid out-of-bounds array accesses.
9987 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9989 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9990 (Pmode): Move above.
9992 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9994 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9995 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9996 GET_CODE macro. Use IN_RANGE macro where appropriate.
9997 * config/alpha/alpha.h: Ditto.
9998 * config/alpha/alpha.md: Ditto.
9999 * config/alpha/constraints.md: Ditto.
10000 * config/alpha/predicates.md: Ditto.
10002 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10004 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10005 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10006 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10007 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10008 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10009 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10010 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10011 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10012 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10013 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10014 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10015 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10016 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10017 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10018 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10019 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10020 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10021 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10022 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10023 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10024 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10025 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10026 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10027 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10028 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10029 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10030 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10032 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10034 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10035 references from comments.
10036 * cfgbuild.c: (count_basic_blocks): Delete.
10037 (find_basic_blocks_1): Delete.
10038 (find_basic_blocks): Delete.
10039 * except.c (finish_eh_generation): Make static. Move comment from
10040 except.h here. Remove find_basic_blocks references from comments.
10041 * except.h (finish_eh_generation): Delete.
10042 * basic-block.h (find_basic_blocks): Delete.
10043 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10045 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10047 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10048 (sdbout_parms): Likewise.
10050 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10052 * config/sh/sh.c (prepare_cbranch_operands): Use
10053 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10054 (expand_cbranchdi4): Likewise.
10055 (from_compare): Add cast to enum type.
10056 (expand_cbranchsi4): Use add_reg_note.
10057 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10058 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10059 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10060 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10061 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10062 instead of CODE_FOR_nothing.
10063 (cbranchdi4): Likewise. Fix the order of arguments for
10065 (push_fpscr): Use add_reg_note.
10066 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10067 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10069 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10071 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10072 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10073 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10074 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10075 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10076 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10077 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10078 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10079 config/alpha/x-vms, config/arc/t-arc,
10080 config/arm/README-interworking, config/arm/arm-c.c,
10081 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10082 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10083 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10084 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10085 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10086 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10087 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10088 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10089 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10090 config/cris/t-elfmulti, config/crx/t-crx,
10091 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10092 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10093 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10094 config/h8300/t-h8300, config/i386/athlon.md,
10095 config/i386/darwin-libgcc.10.4.ver,
10096 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10097 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10098 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10099 config/i386/t-linux64, config/i386/t-nwld,
10100 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10101 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10102 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10103 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10104 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10105 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10106 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10107 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10108 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10109 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10110 config/m68k/t-uclinux, config/mcore/t-mcore,
10111 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10112 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10113 config/mips/crtn.asm, config/mips/irix-crti.asm,
10114 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10115 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10116 config/mips/mips-fixed.md, config/mips/sb1.md,
10117 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10118 config/mips/t-iris6, config/mips/t-isa3264,
10119 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10120 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10121 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10122 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10123 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10124 config/mn10300/t-linux, config/mn10300/t-mn10300,
10125 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10126 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10127 config/picochip/libgccExtras/clzsi2.asm,
10128 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10129 config/rs6000/darwin-libgcc.10.4.ver,
10130 config/rs6000/darwin-libgcc.10.5.ver,
10131 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10132 config/rs6000/t-aix43, config/rs6000/t-aix52,
10133 config/rs6000/t-darwin, config/rs6000/t-fprules,
10134 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10135 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10136 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10137 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10138 config/rs6000/t-rtems, config/rs6000/t-spe,
10139 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10140 config/score/t-score-elf, config/sh/divcost-analysis,
10141 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10142 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10143 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10144 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10145 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10146 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10147 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10148 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10149 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10150 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10151 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10152 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10153 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10154 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10155 * config/h8300/genmova.sh: Include copyright and license notices
10156 in generated output.
10157 * config/h8300/mova.md: Regenerate.
10158 * doc/install.texi2html: Include word "Copyright" in copyright
10159 notice and use name "Free Software Foundation, Inc.".
10160 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10161 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10162 ChangeLog-2007, ChangeLog-2008: Correct dates.
10164 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10166 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10167 NE_EXPR operations as well.
10168 * c-parser.c (c_parser_condition): Do not set location information on
10170 (c_parser_conditional_expression): Likewise.
10171 (c_parser_binary_expression): Set location information on operators.
10172 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10173 TRUTH_NOT_EXPR has been folded.
10174 * fold-const.c (fold_truth_not_expr): Copy location information from
10175 the incoming expression to the outgoing one.
10176 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10177 recursive calls on the LHS of the operator but pass that of the
10178 operator to recursive calls on the RHS of the operator. Set it
10180 (shortcut_cond_expr): Set the locus of the operator on the second
10181 COND_EXPR and that of the expression on the first in degenerate cases.
10182 Pass the locus of the expression to calls to shortcut_cond_r.
10183 Set the locus of the 'then' block on the associated jump, if any.
10184 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10185 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10186 expression to call to gimplify_boolean_expr.
10188 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10190 * config.gcc: Add additional configuration for
10191 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10192 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10193 (CPP_SPEC): Redefine for allowing -municode option.
10194 (STARTFILE_SPEC): Likewise.
10195 * config/i386/t-mingw-w64: New.
10196 * config/i386/mingw-w64.opt: New.
10197 (municode): Add new target option.
10198 * doc/invoke.texi (municode): Add documentation for new option.
10200 2009-04-21 Ian Lance Taylor <iant@google.com>
10202 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10203 Correct test for number of arguments.
10204 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10206 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10208 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10209 argument of emit_library_call.
10211 2009-04-21 Richard Guenther <rguenther@suse.de>
10213 PR middle-end/39829
10214 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10215 inside VIEW_CONVERT_EXPRs.
10217 2009-04-21 Martin Jambor <mjambor@suse.cz>
10219 * tree-switch-conversion.c (build_constructors): Split a long line.
10220 (constructor_contains_same_values_p): New function.
10221 (build_one_array): Create assigns of constants if possible, do not
10222 call mark_sym_for_renaming, call update_stmt.
10223 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10224 make_rename_temp. Do not call mark_symbols_for_renaming, call
10226 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10227 find_new_referenced_vars, call update_stmt.
10228 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10229 instead of calling make_rename_temp. Do not call
10230 find_new_referenced_vars or mark_symbols_for_renaming, call
10233 2009-04-21 Richard Guenther <rguenther@suse.de>
10235 PR tree-optimization/39827
10236 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10237 (tree_ssa_phiprop): Pass the correct array size.
10239 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10241 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10243 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10246 * c-typeck.c (lvalue_p): Move declaration ...
10247 * c-common.h (lvalue_p): ... to here.
10248 * c-common.c (candidate_equal_p): New.
10249 (add_tlist): Use it.
10250 (merge_tlist): Use it.
10251 (warn_for_collisions_1): Likewise.
10252 (warning_candidate_p): Accept more candidates.
10253 (verify_tree): A warning candidate can be an expression. Use
10256 2009-04-21 Ben Elliston <bje@au.ibm.com>
10259 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10260 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10261 options. Remove -mcall-solaris documentation.
10263 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10266 * doc/invoke.texi (-Wlong-long): Update description.
10267 * c-lex (interpret_integer): Only warn if there was no previous
10268 overflow and -Wlong-long is enabled.
10269 * c-decl.c (declspecs_add_type): Drop redundant flags.
10270 * c.opt (Wlong-long): Init to -1.
10271 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10272 and front-end warn_long_long. Wlong-long only depends on other
10273 flags if it is uninitialized.
10274 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10275 the same for CPP and FE.
10276 (restore_extension_diagnostics): Likewise.
10278 2009-04-20 Ian Lance Taylor <iant@google.com>
10280 Fix enum conversions which are invalid in C++:
10281 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10282 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10283 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10284 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10285 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10286 (dbxout_parms): Likewise.
10287 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10288 (df_clear_flags): Likewise.
10289 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10290 top_flag parameter to int.
10291 (df_chain_create_bb_process_use): Likewise.
10292 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10294 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10295 (df_ref_create_structure, df_def_record_1): Likewise.
10296 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10297 (df_notes_rescan): Change 0 to VOIDmode in function call.
10298 (df_get_call_refs, df_insn_refs_collect): Likewise.
10299 (df_bb_regs_collect): Likewise.
10300 (df_entry_block_defs_collect): Likewise.
10301 (df_exit_block_uses_collect): Likewise.
10302 * df.h: Update declarations.
10303 * double-int.c (double_int_divmod): Add cast to enum type.
10304 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10305 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10306 (based_loc_descr): Likewise.
10307 (loc_descriptor_from_tree_1): Change first_op and second_op to
10308 enum dwarf_location_atom. Add cast to enum type.
10309 * expmed.c (init_expmed): Change 0 to SET in function call.
10310 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10311 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10312 (do_store_flag): Likewise.
10313 * fixed-value.h (struct fixed_value): Change mode to enum
10315 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10316 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10318 (insert_insn_decl, insert_decl, insert_state): Likewise.
10319 (automata_list_finish): Likewise.
10320 * genrecog.c (process_define_predicate): Add cast to enum type.
10321 * gensupport.c (init_predicate_table): Add cast to enum type.
10322 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10324 (gimple_build_call_1, gimple_build_label): Likewise.
10325 (gimple_build_goto, gimple_build_asm_1): Likewise.
10326 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10327 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10328 (enum fallback): Rename from enum fallback_t.
10329 (fallback_t): Typedef as int.
10330 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10331 GSI_SAME_STMT in function call.
10332 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10334 (setup_reg_class_relations): Likewise.
10335 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10336 (setup_prohibited_class_mode_regs): Add cast to enum type.
10337 (setup_prohibited_mode_move_regs): Likewise.
10338 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10339 (record_address_regs): Change i to enum reg_class.
10340 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10341 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10342 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10343 (GET_MODE_2XWIDER_MODE): Likewise.
10344 (GET_CLASS_NARROWEST_MODE): Likewise.
10345 * omp-low.c (expand_omp_for): Add cast to enum type.
10346 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10347 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10348 * postreload.c (reload_cse_simplify_operands): Change rclass local
10350 * predict.c (combine_predictions_for_insn): Change best_predictor
10351 and predictor to enum br_predictor.
10352 (combine_predictions_for_bb): Likewise.
10353 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10354 use SET_PREDICT_EXPR_OUTCOME.
10355 * real.c (real_arithmetic): Change icode to code in function call.
10356 * reginfo.c (init_move_cost): Add casts to enum type.
10357 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10358 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10360 * reload.c (find_valid_class): Add casts to enum type.
10361 (push_reload): Change 0 to NO_REGS in function call.
10362 (find_reloads): Change this_alternative to array of enum
10363 reg_class. Remove some now-unnecessary casts.
10364 (make_memloc): Change 0 to VOIDmode in function call.
10365 * reload1.c (reload): Change 0 to VOIDmode in function call.
10366 (eliminate_regs_1, elimination_effects): Likewise.
10367 (eliminate_regs_in_insn): Likewise.
10368 (emit_input_reload_insns): Add cast to enum type.
10369 (delete_output_reload): Change 0 to VOIDmode in function call.
10370 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10371 to enum type in function call.
10372 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10373 (SET_PREDICT_EXPR_OUTCOME): Define.
10374 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10375 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10376 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10377 (dump_function): Likewise.
10378 * tree-dump.h: Update declarations.
10379 * tree-pass.h: Update declarations.
10380 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10381 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10383 (arm_rtx_costs_1): Correct parenthesization.
10384 (arm_rtx_costs): Add casts to enum type.
10385 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10386 (vfp_emit_fstmd): Use add_rg_note.
10387 (emit_multi_reg_push, emit_sfm): Likewise.
10388 (thumb_set_frame_pointer): Likewise.
10389 (arm_expand_prologue): Likewise.
10390 (arm_regno_class): Change return type to enum reg_class.
10391 (thumb1_expand_prologue): Use add_reg_note.
10392 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10393 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10395 * config/arm/gentune.sh: Add cast to enum type.
10396 * config/arm/arm-tune.md: Rebuild.
10397 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10398 (ix86_split_fp_branch, predict_jump): Likewise.
10399 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10400 insn_code to enum rtx_code.
10401 (ix86_builtin_vectorized_function): Add cast to enum type.
10402 * config/i386/i386.md (truncdfsf2): Change slot to enum
10404 (truncxf<mode>2, isinf<mode>2): Likewise.
10405 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10407 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10408 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10409 (insert_bundle_state): Change 1 to INSERT in function call.
10410 (ia64_add_bundle_selector_before): Likewise.
10411 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10412 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10413 (restore_stack_nonlocal): Likewise.
10414 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10416 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10418 (mips_rtx_costs): Likewise.
10419 (mips_override_options): Add casts to enum type.
10420 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10422 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10423 (store_reg, set_reg_plus_d): Likewise.
10424 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10425 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10427 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10429 (emit_unlikely_jump): Use add_reg_note.
10430 (rs6000_emit_allocate_stack): Likewise.
10431 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10432 (output_toc): Change 1 to INSERT in function call.
10433 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10434 (rs6000_initialize_trampoline): Likewise.
10435 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10437 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10438 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10439 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10440 (save_gprs): Use add_reg_note.
10441 (s390_emit_prologue): Likewise.
10442 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10443 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10444 (sparc_fold_builtin): Add cast to enum type.
10445 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10447 (spu_expand_prologue): Use add_reg_note.
10448 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10450 2009-04-20 Ian Lance Taylor <iant@google.com>
10452 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10453 (c_parser_postfix_expression_after_primary): Get VEC for list of
10454 arguments. Get original types of arguments. Call
10455 build_function_call_vec.
10456 (cached_expr_list_1, cached_expr_list_2): New static variables.
10457 (c_parser_expr_list): Change return type to VEC *. Add
10458 p_orig_types parameter. Change all callers.
10459 (c_parser_release_expr): New static function.
10460 (c_parser_vec_to_tree_list): New static function.
10461 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10462 call build_function_call_vec.
10463 (build_function_call_vec): New function, based on old
10464 build_function_call.
10465 (convert_arguments): Remove nargs and argarray parameters. Change
10466 values to a VEC. Add origtypes parameter.
10467 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10468 (convert_for_assignment): Add origtype parameter. Change all
10469 callers. If warn_cxx_compat, check for conversion to an enum
10470 type when calling a function.
10471 (store_init_value): Add origtype parameter. Change all callers.
10472 (digest_init): Likewise.
10473 (struct init_node): Add origtype field.
10474 (add_pending_init): Add origtype parameter. Change all callers.
10475 (output_init_element): Likewise.
10476 (output_pending_init_elements): Pass origtype from init_node to
10477 output_init_element.
10478 (process_init_element): Pass origtype from c_expr to
10479 output_init_element.
10480 (c_finish_return): Add origtype parameter. Change all callers.
10481 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10483 (sync_resolve_params): Likewise.
10484 (sync_resolve_return): Change params to first_param. Change caller.
10485 (resolve_overloaded_builtins): Change params to VEC *. Change
10486 callers. Save first parameter around call to build_function_call_vec.
10487 * c-decl.c (finish_decl): Add origtype parameter. Change all
10488 callers. Call build_function_call_vec rather than
10489 build_function_call for cleanup.
10490 * c-tree.h: Update declarations.
10491 * c-common.h: Update declarations.
10492 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10493 params to first_param.
10494 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10495 params parameter from tree to void *.
10496 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10497 Change arglist parameter to have type void *, and to be a pointer
10499 * config/rs6000/rs6000-protos.h
10500 (altivec_resolve_overloaded_builtin): Update declaration.
10501 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10502 fnargs parameter to have type void *, and to be a pointer to a
10503 VEC. Call build_function_call_vec instead of
10504 build_function_call.
10505 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10507 2009-04-20 Joey Ye <joey.ye@intel.com>
10508 Xuepeng Guo <xuepeng.guo@intel.com>
10509 H.J. Lu <hongjiu.lu@intel.com>
10511 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10513 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10514 (IX86_LEA_PRIORITY): Likewise.
10515 (distance_non_agu_define): New function.
10516 (distance_agu_use): Likewise.
10517 (ix86_lea_for_add_ok): Likewise.
10518 (ix86_dep_by_shift_count): Likewise.
10520 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10521 should split for LEA.
10523 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10525 (ix86_dep_by_shift_count): Likewise.
10527 2009-04-20 Richard Guenther <rguenther@suse.de>
10529 * expr.c (handled_component_p): Move ...
10530 * tree.h (handled_component_p): ... here.
10531 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10532 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10533 and REALPART_EXPR to be in one group.
10535 2009-04-20 Richard Guenther <rguenther@suse.de>
10537 * basic-block.h (get_all_dominated_blocks): Declare.
10538 * dominance.c (get_all_dominated_blocks): New function.
10539 * tree-cfg.c (get_all_dominated_blocks): Remove.
10540 (remove_edge_and_dominated_blocks): Adjust.
10541 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10542 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10543 instead of recursing.
10545 2009-04-20 Doug Kwan <dougkwan@google.com>
10547 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10548 (struct cgraph_node_set_def): New type.
10549 (cgraph_node_set) New type. Also declare vector functions.
10550 (struct cgraph_node_set_element_def): New type.
10551 (cgraph_node_set_element): Ditto.
10552 (cgraph_node_set_iterator): New iterator type.
10553 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10554 cgraph_node_set_remove, dump_cgraph_node_set,
10555 debug_cgraph_node_set): New prototypes.
10556 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10557 cgraph_node_set_size): New inlines.
10558 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10559 including cgraph.h.
10560 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10561 argument to function 'write_summary'.
10562 * ipa.c: Include ggc.h.
10563 (hash_cgraph_node_set_element,
10564 eq_cgraph_node_set_element, cgraph_node_set_new,
10565 cgraph_node_set_add, cgraph_node_set_remove,
10566 cgraph_node_set_find, dump_cgraph_node_set,
10567 debug_cgraph_node_set): New functions.
10568 * Makefile.in (ipa.o): Add dependency on GGC_H.
10570 2009-04-20 Ira Rosen <irar@il.ibm.com>
10572 PR tree-optimization/39675
10573 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10574 check of the return code of vect_schedule_slp. Check that
10575 stmt_vec_info still exists for the statement, before checking its
10576 vectorization type.
10578 2009-04-20 Michael Matz <matz@suse.de>
10580 * Makefile.in (generated_files): Take out $(simple_generated_c).
10582 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10584 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10585 (UINTPTR_TYPE): Likewise.
10587 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10590 * c-typeck.c (digest_init): Check for initializing an array with a
10593 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10596 * c-semantics.c (pop_stmt_list): Propagate
10597 STATEMENT_LIST_HAS_LABEL to parent statement list.
10599 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10601 * config/mips/mips.h (mips_tune_attr): New macro.
10602 * config/mips/mips.md (cpu): Use it.
10604 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10607 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10610 2009-04-19 Diego Novillo <dnovillo@google.com>
10612 * toplev.c (compile_file): Move call to coverage_finish ...
10613 * cgraphunit.c (ipa_passes): ... here.
10614 Call cgraph_process_new_functions.
10615 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10616 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10618 2009-04-19 Jan Hubicka <jh@suse.cz>
10620 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10622 (dump_cgraph_node): Dump can throw external flag.
10623 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10625 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10629 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10630 * common.opt (Wlogical-op): Move from here...
10631 * c.opt (Wlogical-op): ... to here.
10632 * c-typeck.c (parser_build_binary_op): Update call to
10633 warn_logical_operator.
10634 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10636 * c-common.c (warn_logical_op): Update.
10637 * c-common.h (warn_logical_op): Update declaration.
10639 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10641 * tree.c (protected_set_expr_location): Fix formatting.
10643 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10646 * c-typeck.c (readonly_warning): new.
10647 (build_unary_op, build_modify_expr): Use readonly_warning for
10648 storing into something readonly but not const-qualified.
10650 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10653 * c-typeck.c (build_unary_op): Check for taking address of
10654 expression of type void.
10656 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10659 * c-typeck.c (build_function_call): Check for calling a function
10660 with qualified void return types. Call require_complete_type when
10663 2009-04-18 Jan Hubicka <jh@suse.cz>
10665 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10667 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10668 can_throw_external flag.
10669 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10670 * ipa-pure-const.c (ignore_edge): New function.
10671 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10672 only over can_throw_external edges.
10673 (local_pure_const): Add nothrow flag.
10674 * ipa-utils.c (searchc): Add ignore_edge callback.
10675 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10676 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10677 (set_nothrow_function_flags): Update cgraph.
10678 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10680 2009-04-18 Richard Guenther <rguenther@suse.de>
10682 PR middle-end/39804
10683 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10684 (fold_stmt): ... this and ...
10685 (fold_stmt_inplace): ... this.
10686 (fold_stmt_1): Fold references in calls and asms.
10687 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10689 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10691 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10692 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10694 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10696 * tree.c (function_args_count): Remove.
10697 * tree.h: Remove the prototype for function_args_count.
10699 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10701 * tree-iterator.c (expr_only): Remove.
10702 * tree.h: Remove the prototype for expr_only.
10704 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10706 * reginfo.c (cannot_change_mode_set_regs): Remove.
10707 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10709 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10711 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10712 whether operands 0 and 1 overlaps.
10714 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10716 PR middle-end/36902
10717 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10718 pointer. Use warning_at instead of warning.
10719 (search_for_addr_array): Likewise.
10720 (check_array_bounds): Likewise.
10721 (check_all_array_refs): Check that the incoming edge is not in the
10722 list of edges to be removed.
10723 (check_all_array_refs): Avoid the temporal pointer.
10724 (vrp_visit_cond_stmt): Fix typo.
10725 (simplify_switch_using_ranges): Handle the case where the switch
10726 index is an integer constant.
10728 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10730 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10732 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10734 * doc/extend.texi, doc/invoke.texi: Fix typos.
10736 2009-04-17 Cary Coutant <ccoutant@google.com>
10738 * tree-flow-inline.h (get_lineno): Fix inverted test.
10740 2009-04-17 Diego Novillo <dnovillo@google.com>
10742 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10743 assertion for AVAIL_OUT.
10745 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10748 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10749 * config/sh/linux-atomic.asm: Likewise.
10751 2009-04-17 Diego Novillo <dnovillo@google.com>
10753 * except.c (debug_eh_tree): New.
10754 (struct eh_region, struct eh_status): Move ...
10755 * except.h: ... here.
10756 (add_type_for_runtime): Declare extern.
10757 (lookup_type_for_runtime): Likewise.
10758 (debug_eh_tree): Declare.
10759 * Makefile.in (GTFILES): List except.h before except.c
10761 2009-04-17 Diego Novillo <dnovillo@google.com>
10763 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10764 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10765 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10766 (find_vars_r): ... here.
10767 * tree-flow.h (find_referenced_vars_in): Declare.
10768 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10769 that AVAIL_OUT exists for BLOCK.
10770 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10771 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10772 (tree-parloops.o): Likewise.
10774 2009-04-17 Simon Baldwin <simonb@google.com>
10776 * toplev.c (default_tree_printer): Add handling for %E format.
10778 2009-04-17 Diego Novillo <dnovillo@google.com>
10780 * tree-pretty-print.c (dump_generic_node): Add break after
10781 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10782 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10783 FUNCTION_TYPE together. Call print_struct_decl when printing
10784 structures and TDF_SLIM is not given.
10785 (print_struct_decl): Fix logic for detecting recursion.
10787 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10790 * gcc.c (create_at_file): New.
10791 (compile_input_file_p): New.
10792 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10793 * main.c (main): Update call to toplev_main.
10794 * toplev.c (toplev_main): Change signature. Call expandargv.
10795 * toplev.h (toplev_main): Change signature.
10797 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10799 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10800 if the latter is not constant.
10802 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10804 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10806 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10808 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10809 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10811 2009-04-17 Richard Guenther <rguenther@suse.de>
10813 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10814 Handle component references view-converting an invariant address.
10816 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10818 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10819 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10820 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10821 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10822 Use @deftypevr rather than @deftypevar.
10824 2009-04-17 Richard Guenther <rguenther@suse.de>
10826 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10827 (get_prop_source_stmt): Likewise.
10828 (can_propagate_from): Likewise.
10830 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10832 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10833 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10834 (--with-multilib-list): Add default value.
10835 * configure: Regenerate.
10836 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10837 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10838 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10839 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10840 Don't add default cpu to multilib list unnecessarily, but do enable
10841 the relevant compiler option..
10842 Add support for --with-multilib-list=<blank> and
10843 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10844 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10845 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10846 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10847 TM_MULTILIB_CONFIG.
10848 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10849 (MULTILIB_OSDIRNAMES): New variable.
10850 * config/sh/t-1e: Delete file.
10851 * config/sh/t-mlib-sh1: Delete file.
10852 * config/sh/t-mlib-sh2: Delete file.
10853 * config/sh/t-mlib-sh2a: Delete file.
10854 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10855 * config/sh/t-mlib-sh2a-single: Delete file.
10856 * config/sh/t-mlib-sh2a-single-only: Delete file.
10857 * config/sh/t-mlib-sh2e: Delete file.
10858 * config/sh/t-mlib-sh3e: Delete file.
10859 * config/sh/t-mlib-sh4: Delete file.
10860 * config/sh/t-mlib-sh4-nofpu: Delete file.
10861 * config/sh/t-mlib-sh4-single: Delete file.
10862 * config/sh/t-mlib-sh4-single-only: Delete file.
10863 * config/sh/t-mlib-sh4a: Delete file.
10864 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10865 * config/sh/t-mlib-sh4a-single: Delete file.
10866 * config/sh/t-mlib-sh4a-single-only: Delete file.
10867 * config/sh/t-mlib-sh4al: Delete file.
10868 * config/sh/t-mlib-sh5-32media: Delete file.
10869 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10870 * config/sh/t-mlib-sh5-64media: Delete file.
10871 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10872 * config/sh/t-mlib-sh5-compact: Delete file.
10873 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10874 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10875 * doc/install.texi (Options specification): Add
10876 --with-multilib-list and --with-endian.
10878 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10880 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10882 (OBJS-common): Add plugin-version.o.
10883 (plugin-version.o): New.
10884 * gcc-plugin.h (plugin_gcc_version): New.
10885 (plugin_default_version_check): New.
10886 (plugin_init_func, plugin_init): Add version argument.
10887 * plugin-version.c: New.
10888 * plugin.c (str_plugin_gcc_version_name): New.
10889 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10890 pass it to the init function.
10891 (plugin_default_version_check): New.
10893 2009-04-17 Richard Guenther <rguenther@suse.de>
10895 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10896 for decl-vs-decl disambiguation.
10898 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10900 * config/s390/s390.h (s390_tune_attr): New macro definition.
10901 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10903 2009-04-17 Richard Guenther <rguenther@suse.de>
10905 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10906 (fold_stmt_r): Likewise.
10907 (maybe_fold_reference): New function.
10908 (fold_gimple_assign): Handle cases fold_stmt_r did.
10909 (fold_stmt): Do not use fold_stmt_r.
10910 (fold_stmt_inplace): Likewise.
10912 2009-04-17 Richard Guenther <rguenther@suse.de>
10914 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10915 (record_equivalences_from_stmt): Remove useless checks and
10917 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10918 the type is already suitable.
10920 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10922 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10924 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10926 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10927 (CMPtype): Define as __gcc_CMPtype.
10929 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10931 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10932 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10934 2009-04-17 Richard Guenther <rguenther@suse.de>
10936 PR tree-optimization/39746
10937 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10938 special-casing for builtins and static variable use/def.
10939 (call_may_clobber_ref_p_1): Likewise.
10941 2009-04-16 Ian Lance Taylor <iant@google.com>
10943 * df.h: Include "timevar.h".
10944 (struct df_problem): Change tv_id field to timevar_id_t.
10945 * tree-pass.h: Include "timevar.h".
10946 (struct opt_pass): Change tv_id field to timevar_id_t.
10947 * timevar.h (timevar_id_t): Define TV_NONE.
10948 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10949 TV_NONE rather than tv_id != 0.
10950 (execute_one_pass): Likewise.
10951 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10952 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10953 dependencies to $(TREE_PASS_H).
10954 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10956 (pass_branch_target_load_optimize2): Likewise.
10957 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10958 (pass_outof_cfg_layout_mode): Likewise.
10959 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10960 (pass_rebuild_cgraph_edges): Likewise.
10961 (pass_remove_cgraph_callee_edges): Likewise.
10962 * df-core.c (pass_df_initialize_opt): Likewise.
10963 (pass_df_initialize_no_opt): Likewise.
10964 (pass_df_finish): Likewise.
10965 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10966 * except.c (pass_set_nothrow_function_flags): Likewise.
10967 (pass_convert_to_eh_region_ranges): Likewise.
10968 * final.c (pass_compute_alignments): Likewise.
10969 * function.c (pass_instantiate_virtual_regs): Likewise.
10970 (pass_init_function): Likewise.
10971 (pass_leaf_regs): Likewise.
10972 (pass_match_asm_constraints): Likewise.
10973 * gimple-low.c (pass_lower_cf): Likewise.
10974 (pass_mark_used_blocks): Likewise.
10975 * init-regs.c (pass_initialize_regs): Likewise.
10976 * integrate.c (pass_initial_value_sets): Likewise.
10977 * ira.c (pass_ira): Likewise.
10978 * jump.c (pass_cleanup_barriers): Likewise.
10979 * omp-low.c (pass_expand_omp): Likewise.
10980 (pass_lower_omp): Likewise.
10981 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10982 * recog.c (pass_split_all_insns): Likewise.
10983 (pass_split_after_reload): Likewise.
10984 (pass_split_before_regstack): Likewise.
10985 (pass_split_before_sched2): Likewise.
10986 (pass_split_for_shorten_branches): Likewise.
10987 * reginfo.c (pass_reginfo_init): Likewise.
10988 (pass_subregs_of_mode_init): Likewise.
10989 (pass_subregs_of_mode_finish): Likewise.
10990 * passes.c (pass_postreload): Likewise.
10991 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10992 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10993 (pass_warn_function_return): Likewise.
10994 (pass_warn_function_noreturn): Likewise.
10995 * tree-complex.c (pass_lower_complex): Likewise.
10996 (pass_lower_complex_O0): Likewise.
10997 * tree-if-conv.c (pass_if_conversion): Likewise.
10998 * tree-into-ssa.c (pass_build_ssa): Likewise.
10999 * tree-mudflap.c (pass_mudflap_1): Likewise.
11000 (pass_mudflap_2): Likewise.
11001 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11002 (pass_mudflap_2): Likewise.
11003 * tree-nrv.c (pass_return_slot): Likewise.
11004 * tree-object-size.c (pass_object_sizes): Likewise.
11005 * tree-optimize.c (pass_all_optimizations): Likewise.
11006 (pass_early_local_passes): Likewise.
11007 (pass_all_early_optimizations): Likewise.
11008 (pass_cleanup_cfg): Likewise.
11009 (pass_cleanup_cfg_post_optimizing): Likewise.
11010 (pass_free_datastructures): Likewise.
11011 (pass_free_cfg_annotations): Likewise.
11012 (pass_fixup_cfg): Likewise.
11013 (pass_init_datastructures): Likewise.
11014 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11015 (pass_late_warn_uninitialized): Likewise.
11016 (pass_update_address_taken): Likewise.
11017 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11018 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11019 (pass_cse_sincos): Likewise.
11020 (pass_convert_to_rsqrt): Likewise.
11021 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11022 * tree-stdarg.c (pass_stdarg): Likewise.
11023 * tree-tailcall.c (pass_tail_recursion): Likewise.
11024 (pass_tail_calls): Likewise.
11025 * tree-vect-generic.c (pass_lower_vector): Likewise.
11026 (pass_lower_vector_ssa): Likewise.
11027 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11029 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11031 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11033 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11035 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11036 logical and signext.
11038 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11041 * config/sh/predicates.md (arith_operand): Check if the operand
11042 of TRUNCATE is a REG.
11044 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11046 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11047 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11049 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11051 * tree-iterator.c (tsi_split_statement_list_after,
11052 tsi_split_statement_list_before): Remove.
11053 * tree-iterator.h: Remove the prototypes for
11054 tsi_split_statement_list_after and tsi_split_statement_list_before.
11056 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11058 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11059 * tree-ssa-propagate.h: Remove the prototype for
11060 stmt_makes_single_load.
11062 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11064 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11065 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11067 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11069 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11071 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11073 * except.c (eh_region_outer_p): Remove.
11074 * except.h: Remove the prototype for eh_region_outer_p.
11076 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11078 * function.c (current_function_assembler_name): Remove.
11079 * function.h: Remove the prototype for
11080 current_function_assembler_name.
11082 2009-04-16 Ian Lance Taylor <iant@google.com>
11084 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11085 (add_reg_note): Call alloc_reg_note.
11086 * rtl.h (alloc_reg_note): Declare.
11087 * combine.c (try_combine): Use alloc_reg_note.
11088 (recog_for_combine, move_deaths): Likewise.
11089 (distribute_notes): Use alloc_reg_note and add_reg_note.
11090 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11091 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11092 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11094 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11096 PR rtl-optimization/39762
11097 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11098 ira_may_move_out_cost): Add comments about way of their usage.
11099 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11101 * ira-conflicts.c (process_regs_for_copy): Use function
11102 ira_get_register_move_cost instead of global
11103 ira_register_move_cost.
11105 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11106 color_pass, move_spill_restore, update_curr_costs): Ditto.
11108 * ira-lives.c (process_single_reg_class_operands): Ditto.
11110 * ira-emit.c (emit_move_list): Ditto.
11112 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11113 (record_reg_classes): Ditto. Use functions
11114 ira_get_register_move_cost and ira_get_may_move_cost instead of
11115 global vars ira_register_move_cost, ira_may_move_out_cost and
11116 ira_may_move_in_cost.
11117 (record_address_regs): Don't call ira_init_register_move_cost.
11118 Use function ira_get_may_move_cost instead of global
11119 ira_may_move_in_cost.
11120 (process_bb_node_for_hard_reg_moves): Use function
11121 ira_get_register_move_cost instead of global ira_register_move_cost.
11122 (ira_costs): Don't call ira_init_register_move_cost.
11124 2009-04-16 Richard Guenther <rguenther@suse.de>
11126 * tree-cfg.c (verify_gimple_assign_binary):
11127 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11128 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11129 (create_general_new_stmt): Note that this function is broken.
11131 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11133 * common.opt (fhelp): Add Var(help_flag).
11134 * gcc-plugin.h (plugin_info): Add help.
11135 * plugin.c (plugin_name_args): Add help.
11136 (register_plugin_info): Set plugin->help.
11137 (print_help_one_plugin): New.
11138 (print_plugins_help): New.
11139 * plugin.h (print_plugins_help): New.
11140 * toplev.c (toplev_main): Call print_plugins_help if needed.
11142 2009-04-16 Richard Guenther <rguenther@suse.de>
11144 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11145 (gimple_ior_addresses_taken_1): New function.
11146 (gimple_ior_addresses_taken): Likewise.
11147 * gimple.h (struct gimple_statement_with_ops_base): Remove
11148 addresses_taken member.
11149 (gimple_ior_addresses_taken): Declare.
11150 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11151 gimple_set_addresses_taken): Remove.
11152 * ipa-reference.c (mark_address): New function.
11153 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11154 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11155 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11156 (gimple_add_to_addresses_taken): Remove.
11157 (get_tmr_operands): Call mark_address_taken.
11158 (get_asm_expr_operands): Likewise.
11159 (get_expr_operands): Likewise.
11160 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11161 (free_stmt_operands): Do not free it.
11162 * tree-ssa.c (delete_tree_ssa): Likewise.
11163 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11165 2009-04-16 Richard Guenther <rguenther@suse.de>
11167 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11168 (walk_stmt_load_store_ops): Likewise.
11169 * gimple.c (get_base_loadstore): New function.
11170 (walk_stmt_load_store_addr_ops): Likewise.
11171 (walk_stmt_load_store_ops): Likewise.
11172 * ipa-pure-const.c (check_op): Simplify.
11173 (check_load, check_store): New functions.
11174 (check_stmt): Use walk_stmt_load_store_ops.
11175 * ipa-reference.c (mark_load): Adjust signature.
11176 (mark_store): Likewise.
11177 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11179 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11181 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11182 (plugin_info): New.
11183 * opts.c (common_handle_option): Don't call print_version.
11184 * plugin.c (plugin_name_args): Add version.
11185 (register_plugin_info): New.
11186 (register_callback): Handle PLUGIN_INFO.
11187 (try_init_one_plugin): New.
11188 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11190 (finalize_one_plugin): New.
11191 (finalize_plugins): New.
11192 (print_one_plugin): New.
11193 (print_plugins_versions): New.
11194 * plugin.h (print_plugins_versions): New.
11195 (finalize_plugins): New.
11196 * toplev.c (compile_file): Don't call initialize_plugins.
11197 (print_version): Call print_plugins_versions.
11198 (toplev_main): Call initialize_plugins. Print version if needed.
11199 Call finalize_plugins.
11201 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11203 * common.opt (fversion): New.
11204 * gcc.c (print_version): New.
11205 (process_command): Don't print the version. Just set print_version.
11206 (main): Print version. Call subprocesses if print_version and
11207 verbose_flag are set.
11208 * opts.c (common_handle_option): Handle OPT_fversion.
11210 2009-04-16 Richard Guenther <rguenther@suse.de>
11211 Ira Rosen <irar@il.ibm.com>
11213 PR tree-optimization/39698
11214 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11215 type of the reduction variable. Only generate the def if
11218 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11219 make sure to first convert to an integer of the same precision.
11220 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11221 the type of the evolution correctly in computing the new
11222 induction variable base.
11224 2009-04-16 Richard Guenther <rguenther@suse.de>
11226 PR middle-end/39625
11227 * tree-cfg.c (make_blocks): Split statements with to-be
11228 abnormal SSA names on the lhs.
11230 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11232 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11233 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11234 * c-typeck.c (really_start_incremental_init): Likewise.
11235 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11236 (TARGET_INITIALIZER): Remove it.
11237 * target.h (struct target): Remove vector_opaque_p.
11238 * tree.c (build_opaque_vector_type): New.
11239 * tree.h (TYPE_VECTOR_OPAQUE): New.
11240 (build_opaque_vector_type): Declare.
11241 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11242 * config/rs6000/rs6000.c (build_opaque_vector_type,
11243 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11244 (rs6000_init_builtins): Use build_opaque_vector_type for
11245 opaque_V4SI_type_node.
11247 2009-04-15 Catherine Moore <clm@codesourcery.com>
11249 * debug.h (set_name): Declare.
11250 * dwarf2out.c (dwarf2out_set_name): Declare.
11251 (dwarf2_debug_hooks): Add set_name.
11252 (find_AT_string): New.
11253 (add_AT_string): Call find_AT_string.
11254 (dwarf2out_set_name): New.
11255 * cp/decl.c (grokdeclarator): Call set_name.
11256 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11257 * debug.c (do_nothing_debug_hooks): Likewise.
11258 * dbxout.c (dbx_debug_hooks): Likewise.
11259 * sdbout.c (sdb_debug_hooks): Likewise.
11261 2009-04-15 Michael Eager <eager@eagercon.com>
11263 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11264 reg for single-precision FPU.
11265 * config/rs6000/rs6000.md (movsi_internal1): Only for
11266 !TARGET_SINGLE_FPU.
11267 (movsi_internal1_single): New. Add pattern to move SI values to/from
11268 single-precision FP regs.
11270 2009-04-15 Richard Guenther <rguenther@suse.de>
11272 * omp-low.c (lower_rec_input_clauses): Build correct address
11274 (expand_omp_for_generic): Fix multiplication type.
11275 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11276 (generate_memset_zero): Fix types.
11277 * tree-profile.c (prepare_instrumented_value): Correctly
11280 2009-04-15 Ian Lance Taylor <iant@google.com>
11282 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11283 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11284 for -Wall and for -Wc++-compat.
11285 (c_common_post_options): For C++, set warn_enum_compare if not
11287 * c-tree.h (struct c_expr): Add field original_type.
11288 (build_external_ref): Update declaration.
11289 * c-parser.c (c_parser_braced_init): Set original_type.
11290 (c_parser_initelt): Likewise.
11291 (c_parser_expr_no_commas): Likewise.
11292 (c_parser_conditional_expression): Likewise.
11293 (c_parser_cast_expression): Likewise.
11294 (c_parser_unary_expression): Likewise. Pull setting of
11295 original_code to top of function.
11296 (c_parser_sizeof_expression): Set original_type.
11297 (c_parser_alignof_expression): Likewise.
11298 (c_parser_postfix_expression): Likewise. Pull setting of
11299 original_code to top of function.
11300 (c_parser_postfix_expression_after_paren_type): Set original_type.
11301 (c_parser_postfix_expression_after_primary): Likewise.
11302 (c_parser_expression): Likewise.
11303 * c-typeck.c (build_external_ref): Add type parameter. Change all
11305 (c_expr_sizeof_expr): Set original_type field.
11306 (parser_build_unary_op): Likewise.
11307 (parser_build_binary_op): Likewise. Optionally warn about
11308 comparisons of enums of different types.
11309 (digest_init): Set original_type field.
11310 (really_start_incremental_init): Likewise.
11311 (push_init_level, pop_init_level): Likewise.
11312 * doc/invoke.texi (Warning Options): -Wenum-compare now
11315 2009-04-15 Richard Guenther <rguenther@suse.de>
11317 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11318 out a necessary conversion.
11319 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11320 names we didn't value number.
11321 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11323 2009-04-15 Richard Guenther <rguenther@suse.de>
11325 PR tree-optimization/39764
11326 * tree-ssa-ccp.c (get_value): Canonicalize value with
11327 canonicalize_float_value.
11329 2009-04-15 Jan Hubicka <jh@suse.cz>
11331 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11332 Wrong version of patch.
11334 2009-04-15 Jan Hubicka <jh@suse.cz>
11336 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11338 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11340 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11341 our distinct integral and vector types.
11343 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11345 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11346 * init.c (build_vtbl_address): Remove call to assemble_external.
11348 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11350 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11351 output for other floating point modes.
11353 2009-04-14 Diego Novillo <dnovillo@google.com>
11355 * diagnostic.c (diagnostic_report_diagnostic): Do not
11356 warn about loaded plugins for DK_ERROR and DK_WARNING.
11357 * c-decl.c (declspecs_add_type): Move call to
11358 invoke_plugin_callbacks ...
11359 * c-parser.c (c_parser_declspecs): ... here.
11360 * plugin.c (dump_active_plugins): Tidy output.
11362 2009-04-14 Diego Novillo <dnovillo@google.com>
11363 Le-Chun Wu <lcwu@google.com>
11365 * configure.ac: Add --enable-plugin support.
11366 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11367 * Makefile.in (PLUGIN_H): Define.
11368 Export ENABLE_PLUGIN and GMPINC to site.exp.
11369 Add PLUGINLIBS to link command.
11370 Add/modify dependencies for plugin.o and files including plugin.h.
11372 * config.in: Regenerate.
11374 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11377 2009-04-14 Le-Chun Wu <lcwu@google.com>
11379 * tree-pass.h (register_one_dump_file): Add a prototype for
11380 register_one_dump_file.
11381 * toplev.c (compile_file): Call initialize_plugins.
11382 (do_compile): Call invoke_plugin_callbacks.
11383 (toplev_main): Call invoke_plugin_callbacks.
11384 * common.opt: Add -fplugin= and -fplugin-arg-.
11385 * gcc-plugin.h: New public header file for plugins to include.
11386 * plugin.c: New source file.
11387 * plugin.h: New internal header file.
11388 * passes.c (register_one_dump_file): Make it external.
11390 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11392 2009-04-14 Diego Novillo <dnovillo@google.com>
11394 * doc/plugins.texi: New.
11395 * doc/gccint.texi: Add reference to Plugins chapter.
11396 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11397 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11398 loaded plugins, if any.
11399 * timevar.def (TV_PLUGIN_INIT): Define.
11400 (TV_PLUGIN_RUN): Define.
11401 * plugin.c: Include timevar.h
11402 (plugins_active_p): New.
11403 (dump_active_plugins): New.
11404 (debug_active_plugins): New.
11406 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11408 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11410 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11412 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11414 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11415 the same as a minus without a shift.
11417 2009-04-14 Nick Clifton <nickc@redhat.com>
11419 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11420 comparisons with small integers will always produce a short
11423 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11426 2008-12-19 Diego Novillo <dnovillo@google.com>
11428 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11430 2009-04-14 Richard Guenther <rguenther@suse.de>
11432 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11434 (verify_gimple_assign_binary): Likewise. Handle shifts and
11436 (verify_gimple_phi): Print the mismatched argument position.
11437 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11439 (vect_update_init_of_dr): Likewise.
11440 * matrix-reorg.c (transform_access_sites): Do what the
11442 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11444 2009-04-13 Michael Eager <eager@eagercon.com>
11446 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11447 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11448 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11449 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11450 remove duplicate config
11452 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11454 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11455 file_name:line_number type locator of the call site.
11457 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11459 * genautomata.c: Put blank after comma.
11460 (automaton_decls): New.
11461 (struct unit_usage): Add comments to member next.
11462 (store_alt_unit_usage): Keep the list ordered.
11463 (unit_present_on_list_p, equal_alternatives_p): New.
11464 (check_regexp_units_distribution): Check units distribution
11465 correctness correctly.
11466 (main): Don't write automata if error is found. Return correct
11469 * config/m68k/cf.md (cfv4_ds): Remove.
11470 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11471 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11473 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11474 power4-load-ext, power4-store, power4-store-update,
11475 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11476 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11477 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11478 power4-sqrt, power4-isync): Modify reservation to make correct
11479 unit distribution to automata.
11481 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11482 power5-store-update, power5-two, power5-three, power5-lmul,
11483 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11485 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11487 * except.c (pass_set_nothrow_function_flags): Set name and add
11489 (set_nothrow_function_flags): Mention in the dump file when
11490 changing a function to nothrow.
11492 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11495 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11496 instead of unsigned long.
11498 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11500 * config/arm/arm.c (return_used_this_function): Remove.
11501 (arm_output_function_prologue): Remove use of
11502 return_used_this_function.
11503 (output_return_instruction): Replace use of
11504 return_used_this_function
11505 by cfun->machine->return_used_this_function.
11506 (arm_output_epilogue): Likewise.
11507 (arm_output_function_epilogue): Likewise.
11508 (thumb_unexpanded_epilogue): Likewise.
11509 * config/arm/arm.h (struct machine_function):
11510 New member return_used_this_function.
11512 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11514 * doc/install.texi: Correct description of default directory for
11515 --with-gxx-include-dir.
11517 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11519 * fold-const.c (build_range_check): Properly deal with enumeral and
11520 boolean base types.
11522 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11524 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11525 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11526 * params.h (MAX_GCSE_PASSES): Remove.
11527 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11528 in sequence. Remove ability to run multiple passes.
11529 (bypass_jumps): Report run as third CPROP pass.
11531 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11533 PR middle-end/39651
11534 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11535 when deciding whether the whole SEQUENCE can throw.
11537 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11540 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11541 offseted label references.
11543 2009-04-11 Jan Hubicka <jh@suse.cz>
11545 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11547 2009-04-11 Richard Guenther <rguenther@suse.de>
11549 PR middle-end/39732
11550 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11551 return variables as TREE_ADDRESSABLE.
11553 2009-04-11 Richard Guenther <rguenther@suse.de>
11555 PR tree-optimization/39713
11556 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11557 reference trees have SSA_NAME operands.
11559 2009-04-11 Richard Guenther <rguenther@suse.de>
11562 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11563 address expressions.
11565 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11567 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11568 match changes in Cygwin 1.7
11569 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11570 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11572 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11574 PR tree-optimization/39701
11575 * doc/invoke.texi (Optimization Options): Document change in
11576 meaning and initialization of -fdelete-null-pointer-checks.
11578 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11580 PR middle-end/39701
11581 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11583 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11586 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11588 2009-04-10 Chao-ying Fu <fu@mips.com>
11590 * doc/tm.texi (Instruction Output): Document
11591 TARGET_ASM_FINAL_POSTSCAN_INSN.
11592 * target.h (final_postscan_insn): New field in asm_out.
11593 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11594 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11595 * final.c (final_scan_insn): Call
11596 targetm.asm_out.final_postscan_insn after outputting
11597 an asm macro and a normal instruction.
11599 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11600 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11601 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11602 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11603 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11605 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11607 PR middle-end/39701
11608 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11609 variables as non-NULL even with -fdelete-null-pointer-checks.
11611 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11613 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11615 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11618 * config/i386/i386.c (classify_argument): Handle SCmode with
11619 (bit_offset % 64) != 0.
11621 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11623 * doc/invoke.texi (Optimize Options): Add cross-reference to
11624 -Q --help=optimizers examples.
11626 2009-04-10 Ben Elliston <bje@au.ibm.com>
11629 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11630 regalign for the reg == fpr and TDmode case.
11632 2009-04-09 David Ayers <ayers@fsfe.org>
11635 * objc/objc-act.c (warn_with_method): Remove helper function.
11636 (check_duplicates): Call warning and inform directly.
11637 (really_start_method): Likewise.
11639 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11641 * expmed.c (expand_divmod): Always use a comparison for a division
11642 by a large unsigned integer.
11644 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11645 for things others than variables or functions as nonzero.
11647 2009-04-09 Nick Clifton <nickc@redhat.com>
11649 * unwind-compat.c: Change copyright header to refer to version
11650 3 of the GNU General Public License with version 3.1 of the
11651 GCC Runtime Library Exception and to point readers at the
11652 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11653 * config/alpha/crtfastmath.c: Likewise.
11654 * config/alpha/linux-unwind.h: Likewise.
11655 * config/alpha/qrnnd.asm: Likewise.
11656 * config/alpha/vms-crt0-64.c: Likewise.
11657 * config/alpha/vms-crt0.c: Likewise.
11658 * config/alpha/vms-dwarf2.asm: Likewise.
11659 * config/alpha/vms-dwarf2eh.asm: Likewise.
11660 * config/alpha/vms-psxcrt0-64.c: Likewise.
11661 * config/alpha/vms-psxcrt0.c: Likewise.
11662 * config/alpha/vms_tramp.asm: Likewise.
11663 * config/arc/initfini.c: Likewise.
11664 * config/arc/lib1funcs.asm: Likewise.
11665 * config/arm/bpabi-v6m.S: Likewise.
11666 * config/arm/bpabi.S: Likewise.
11667 * config/arm/bpabi.c: Likewise.
11668 * config/arm/crti.asm: Likewise.
11669 * config/arm/crtn.asm: Likewise.
11670 * config/arm/ieee754-df.S: Likewise.
11671 * config/arm/ieee754-sf.S: Likewise.
11672 * config/arm/lib1funcs.asm: Likewise.
11673 * config/arm/libunwind.S: Likewise.
11674 * config/arm/linux-atomic.c: Likewise.
11675 * config/arm/mmintrin.h: Likewise.
11676 * config/arm/pr-support.c: Likewise.
11677 * config/arm/unaligned-funcs.c: Likewise.
11678 * config/arm/unwind-arm.c: Likewise.
11679 * config/arm/unwind-arm.h: Likewise.
11680 * config/avr/libgcc.S: Likewise.
11681 * config/bfin/crti.s: Likewise.
11682 * config/bfin/crtlibid.s: Likewise.
11683 * config/bfin/crtn.s: Likewise.
11684 * config/bfin/lib1funcs.asm: Likewise.
11685 * config/bfin/linux-unwind.h: Likewise.
11686 * config/cris/arit.c: Likewise.
11687 * config/cris/cris_abi_symbol.c: Likewise.
11688 * config/darwin-64.c: Likewise.
11689 * config/darwin-crt2.c: Likewise.
11690 * config/darwin-crt3.c: Likewise.
11691 * config/darwin.h: Likewise.
11692 * config/dbxelf.h: Likewise.
11693 * config/dfp-bit.c: Likewise.
11694 * config/dfp-bit.h: Likewise.
11695 * config/elfos.h: Likewise.
11696 * config/fixed-bit.c: Likewise.
11697 * config/fixed-bit.h: Likewise.
11698 * config/fp-bit.c: Likewise.
11699 * config/fp-bit.h: Likewise.
11700 * config/fr30/crti.asm: Likewise.
11701 * config/fr30/crtn.asm: Likewise.
11702 * config/fr30/lib1funcs.asm: Likewise.
11703 * config/freebsd-spec.h: Likewise.
11704 * config/frv/cmovd.c: Likewise.
11705 * config/frv/cmovh.c: Likewise.
11706 * config/frv/cmovw.c: Likewise.
11707 * config/frv/frvbegin.c: Likewise.
11708 * config/frv/frvend.c: Likewise.
11709 * config/frv/lib1funcs.asm: Likewise.
11710 * config/glibc-stdint.h: Likewise.
11711 * config/h8300/clzhi2.c: Likewise.
11712 * config/h8300/crti.asm: Likewise.
11713 * config/h8300/crtn.asm: Likewise.
11714 * config/h8300/ctzhi2.c: Likewise.
11715 * config/h8300/fixunssfsi.c: Likewise.
11716 * config/h8300/lib1funcs.asm: Likewise.
11717 * config/h8300/parityhi2.c: Likewise.
11718 * config/h8300/popcounthi2.c: Likewise.
11719 * config/i386/ammintrin.h: Likewise.
11720 * config/i386/att.h: Likewise.
11721 * config/i386/avxintrin.h: Likewise.
11722 * config/i386/biarch64.h: Likewise.
11723 * config/i386/bmmintrin.h: Likewise.
11724 * config/i386/cpuid.h: Likewise.
11725 * config/i386/cross-stdarg.h: Likewise.
11726 * config/i386/crtfastmath.c: Likewise.
11727 * config/i386/crtprec.c: Likewise.
11728 * config/i386/cygming-crtbegin.c: Likewise.
11729 * config/i386/cygming-crtend.c: Likewise.
11730 * config/i386/cygwin.asm: Likewise.
11731 * config/i386/emmintrin.h: Likewise.
11732 * config/i386/gmm_malloc.h: Likewise.
11733 * config/i386/gthr-win32.c: Likewise.
11734 * config/i386/i386.h: Likewise.
11735 * config/i386/immintrin.h: Likewise.
11736 * config/i386/linux-unwind.h: Likewise.
11737 * config/i386/linux64.h: Likewise.
11738 * config/i386/mm3dnow.h: Likewise.
11739 * config/i386/mmintrin-common.h: Likewise.
11740 * config/i386/mmintrin.h: Likewise.
11741 * config/i386/nmmintrin.h: Likewise.
11742 * config/i386/pmm_malloc.h: Likewise.
11743 * config/i386/pmmintrin.h: Likewise.
11744 * config/i386/smmintrin.h: Likewise.
11745 * config/i386/sol2-c1.asm: Likewise.
11746 * config/i386/sol2-ci.asm: Likewise.
11747 * config/i386/sol2-cn.asm: Likewise.
11748 * config/i386/sol2-gc1.asm: Likewise.
11749 * config/i386/tmmintrin.h: Likewise.
11750 * config/i386/unix.h: Likewise.
11751 * config/i386/w32-unwind.h: Likewise.
11752 * config/i386/wmmintrin.h: Likewise.
11753 * config/i386/x86-64.h: Likewise.
11754 * config/i386/x86intrin.h: Likewise.
11755 * config/i386/xmmintrin.h: Likewise.
11756 * config/ia64/crtbegin.asm: Likewise.
11757 * config/ia64/crtend.asm: Likewise.
11758 * config/ia64/crtfastmath.c: Likewise.
11759 * config/ia64/crti.asm: Likewise.
11760 * config/ia64/crtn.asm: Likewise.
11761 * config/ia64/fde-glibc.c: Likewise.
11762 * config/ia64/lib1funcs.asm: Likewise.
11763 * config/ia64/linux-unwind.h: Likewise.
11764 * config/ia64/quadlib.c: Likewise.
11765 * config/ia64/unwind-ia64.c: Likewise.
11766 * config/linux.h: Likewise.
11767 * config/m32c/m32c-lib1.S: Likewise.
11768 * config/m32c/m32c-lib2-trapv.c: Likewise.
11769 * config/m32c/m32c-lib2.c: Likewise.
11770 * config/m32r/initfini.c: Likewise.
11771 * config/m68hc11/larith.asm: Likewise.
11772 * config/m68hc11/m68hc11-crt0.S: Likewise.
11773 * config/m68k/cf.md: Likewise.
11774 * config/m68k/crti.s: Likewise.
11775 * config/m68k/crtn.s: Likewise.
11776 * config/m68k/lb1sf68.asm: Likewise.
11777 * config/m68k/linux-unwind.h: Likewise.
11778 * config/mcore/crti.asm: Likewise.
11779 * config/mcore/crtn.asm: Likewise.
11780 * config/mcore/lib1.asm: Likewise.
11781 * config/mips/linux-unwind.h: Likewise.
11782 * config/mips/loongson.h: Likewise.
11783 * config/mips/mips16.S: Likewise.
11784 * config/mmix/crti.asm: Likewise.
11785 * config/mmix/crtn.asm: Likewise.
11786 * config/pa/fptr.c: Likewise.
11787 * config/pa/hpux-unwind.h: Likewise.
11788 * config/pa/lib2funcs.asm: Likewise.
11789 * config/pa/linux-atomic.c: Likewise.
11790 * config/pa/linux-unwind.h: Likewise.
11791 * config/pa/milli64.S: Likewise.
11792 * config/pa/quadlib.c: Likewise.
11793 * config/pa/stublib.c: Likewise.
11794 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11795 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11796 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11797 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11798 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11799 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11800 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11801 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11802 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11803 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11804 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11805 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11806 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11807 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11808 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11809 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11810 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11811 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11812 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11813 * config/rs6000/750cl.h: Likewise.
11814 * config/rs6000/altivec.h: Likewise.
11815 * config/rs6000/biarch64.h: Likewise.
11816 * config/rs6000/crtresfpr.asm: Likewise.
11817 * config/rs6000/crtresgpr.asm: Likewise.
11818 * config/rs6000/crtresxfpr.asm: Likewise.
11819 * config/rs6000/crtresxgpr.asm: Likewise.
11820 * config/rs6000/crtsavfpr.asm: Likewise.
11821 * config/rs6000/crtsavgpr.asm: Likewise.
11822 * config/rs6000/darwin-asm.h: Likewise.
11823 * config/rs6000/darwin-fallback.c: Likewise.
11824 * config/rs6000/darwin-fpsave.asm: Likewise.
11825 * config/rs6000/darwin-ldouble.c: Likewise.
11826 * config/rs6000/darwin-tramp.asm: Likewise.
11827 * config/rs6000/darwin-unwind.h: Likewise.
11828 * config/rs6000/darwin-vecsave.asm: Likewise.
11829 * config/rs6000/darwin-world.asm: Likewise.
11830 * config/rs6000/e500crtres32gpr.asm: Likewise.
11831 * config/rs6000/e500crtres64gpr.asm: Likewise.
11832 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11833 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11834 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11835 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11836 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11837 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11838 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11839 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11840 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11841 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11842 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11843 * config/rs6000/eabi-ci.asm: Likewise.
11844 * config/rs6000/eabi-cn.asm: Likewise.
11845 * config/rs6000/eabi.asm: Likewise.
11846 * config/rs6000/linux-unwind.h: Likewise.
11847 * config/rs6000/linux64.h: Likewise.
11848 * config/rs6000/paired.h: Likewise.
11849 * config/rs6000/paired.md: Likewise.
11850 * config/rs6000/ppc64-fp.c: Likewise.
11851 * config/rs6000/ppu_intrinsics.h: Likewise.
11852 * config/rs6000/rs6000.h: Likewise.
11853 * config/rs6000/si2vmx.h: Likewise.
11854 * config/rs6000/sol-ci.asm: Likewise.
11855 * config/rs6000/sol-cn.asm: Likewise.
11856 * config/rs6000/spe.h: Likewise.
11857 * config/rs6000/spu2vmx.h: Likewise.
11858 * config/rs6000/sysv4.h: Likewise.
11859 * config/rs6000/tramp.asm: Likewise.
11860 * config/rs6000/vec_types.h: Likewise.
11861 * config/s390/linux-unwind.h: Likewise.
11862 * config/s390/tpf-unwind.h: Likewise.
11863 * config/score/crti.asm: Likewise.
11864 * config/score/crtn.asm: Likewise.
11865 * config/sh/crt1.asm: Likewise.
11866 * config/sh/crti.asm: Likewise.
11867 * config/sh/crtn.asm: Likewise.
11868 * config/sh/divtab-sh4-300.c: Likewise.
11869 * config/sh/divtab-sh4.c: Likewise.
11870 * config/sh/divtab.c: Likewise.
11871 * config/sh/lib1funcs-4-300.asm: Likewise.
11872 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11873 * config/sh/lib1funcs.asm: Likewise.
11874 * config/sh/lib1funcs.h: Likewise.
11875 * config/sh/linux-atomic.asm: Likewise.
11876 * config/sh/linux-unwind.h: Likewise.
11877 * config/sh/shmedia.h: Likewise.
11878 * config/sh/sshmedia.h: Likewise.
11879 * config/sh/ushmedia.h: Likewise.
11880 * config/sparc/crtfastmath.c: Likewise.
11881 * config/sparc/linux-unwind.h: Likewise.
11882 * config/sparc/sol2-c1.asm: Likewise.
11883 * config/sparc/sol2-ci.asm: Likewise.
11884 * config/sparc/sol2-cn.asm: Likewise.
11885 * config/spu/divmodti4.c: Likewise.
11886 * config/spu/divv2df3.c: Likewise.
11887 * config/spu/float_disf.c: Likewise.
11888 * config/spu/float_unsdidf.c: Likewise.
11889 * config/spu/float_unsdisf.c: Likewise.
11890 * config/spu/float_unssidf.c: Likewise.
11891 * config/spu/mfc_multi_tag_release.c: Likewise.
11892 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11893 * config/spu/mfc_tag_release.c: Likewise.
11894 * config/spu/mfc_tag_reserve.c: Likewise.
11895 * config/spu/mfc_tag_table.c: Likewise.
11896 * config/spu/multi3.c: Likewise.
11897 * config/spu/spu_internals.h: Likewise.
11898 * config/spu/spu_intrinsics.h: Likewise.
11899 * config/spu/spu_mfcio.h: Likewise.
11900 * config/spu/vec_types.h: Likewise.
11901 * config/spu/vmx2spu.h: Likewise.
11902 * config/stormy16/stormy16-lib2.c: Likewise.
11903 * config/svr4.h: Likewise.
11904 * config/sync.c: Likewise.
11905 * config/v850/lib1funcs.asm: Likewise.
11906 * config/vxlib-tls.c: Likewise.
11907 * config/vxlib.c: Likewise.
11908 * config/vxworks-dummy.h: Likewise.
11909 * config/xtensa/crti.asm: Likewise.
11910 * config/xtensa/crtn.asm: Likewise.
11911 * config/xtensa/ieee754-df.S: Likewise.
11912 * config/xtensa/ieee754-sf.S: Likewise.
11913 * config/xtensa/lib1funcs.asm: Likewise.
11914 * config/xtensa/lib2funcs.S: Likewise.
11915 * config/xtensa/linux-unwind.h: Likewise.
11916 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11917 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11918 * coretypes.h: Likewise.
11919 * crtstuff.c: Likewise.
11920 * defaults.h: Likewise.
11921 * dwarf2.h: Likewise.
11922 * emutls.c: Likewise.
11923 * gbl-ctors.h: Likewise.
11924 * gcov-io.h: Likewise.
11925 * ginclude/float.h: Likewise.
11926 * ginclude/iso646.h: Likewise.
11927 * ginclude/stdarg.h: Likewise.
11928 * ginclude/stdbool.h: Likewise.
11929 * ginclude/stddef.h: Likewise.
11930 * ginclude/stdfix.h: Likewise.
11931 * ginclude/stdint-gcc.h: Likewise.
11932 * ginclude/tgmath.h: Likewise.
11933 * gthr-aix.h: Likewise.
11934 * gthr-dce.h: Likewise.
11935 * gthr-gnat.c: Likewise.
11936 * gthr-gnat.h: Likewise.
11937 * gthr-lynx.h: Likewise.
11938 * gthr-mipssde.h: Likewise.
11939 * gthr-nks.h: Likewise.
11940 * gthr-posix.c: Likewise.
11941 * gthr-posix.h: Likewise.
11942 * gthr-posix95.h: Likewise.
11943 * gthr-rtems.h: Likewise.
11944 * gthr-single.h: Likewise.
11945 * gthr-solaris.h: Likewise.
11946 * gthr-tpf.h: Likewise.
11947 * gthr-vxworks.h: Likewise.
11948 * gthr-win32.h: Likewise.
11949 * gthr.h: Likewise.
11950 * libgcc2.c: Likewise.
11951 * libgcc2.h: Likewise.
11952 * libgcov.c: Likewise.
11953 * tsystem.h: Likewise.
11954 * typeclass.h: Likewise.
11955 * unwind-c.c: Likewise.
11956 * unwind-compat.h: Likewise.
11957 * unwind-dw2-fde-compat.c: Likewise.
11958 * unwind-dw2-fde-darwin.c: Likewise.
11959 * unwind-dw2-fde-glibc.c: Likewise.
11960 * unwind-dw2-fde.c: Likewise.
11961 * unwind-dw2-fde.h: Likewise.
11962 * unwind-dw2.c: Likewise.
11963 * unwind-dw2.h: Likewise.
11964 * unwind-generic.h: Likewise.
11965 * unwind-pe.h: Likewise.
11966 * unwind-sjlj.c: Likewise.
11967 * unwind.inc: Likewise.
11968 * config/arm/neon-gen.ml: Change generated copyright header to
11969 refer to version 3 of the GNU General Public License with
11970 version 3.1 of the GCC Runtime Library Exception and to point
11971 readers at the COPYING3 and COPYING3.RUNTIME files and the
11972 FSF's license web page.
11973 * config/arm/arm_neon.h: Regenerate.
11975 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11977 * config/cris/cris.md: Change copyright header to refer to version
11978 3 of the GNU General Public License.
11979 * doc/install.texi2html: Change copyright header to refer to version
11980 3 of the GNU General Public License and to point readers at the
11981 COPYING3 file and the FSF's license web page.
11982 * config/vax/linux.h: Likewise.
11984 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11986 * config/i386/i386.md (cmpcc): New.
11987 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11988 (sync_compare_and_swap_cc*): Delete.
11990 * config/s390/s390.c (s390_compare_emitted): Remove.
11991 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11992 s390_compare_emitted used to be handled. Assert that modes match.
11993 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11994 refer to sync_compare_and_swap_ccsi.
11995 * config/s390/s390.h (s390_compare_emitted): Remove.
11996 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11997 instead of s390_compare_emitted.
11998 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11999 instead of s390_compare_emitted.
12000 * config/s390/s390.md (cmpcc): New.
12001 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12002 CC_REGNUM, do not pretend it's set.
12003 (sync_compare_and_swap_cc*): Delete.
12004 * config/s390/predicates.md (cc_reg_operand): New.
12006 * expr.c (sync_compare_and_swap_cc): Delete.
12007 * optabs.h (sync_compare_and_swap_cc): Delete.
12008 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12009 is being used with can_compare_p.
12010 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12011 (find_cc_set): New.
12012 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12013 look for a MODE_CC set instead. Use emit_store_flag.
12014 (expand_compare_and_swap_loop): Likewise, with some additional
12015 complication to avoid a force_reg when useless. Use
12016 emit_cmp_and_jump_insns.
12017 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12018 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12019 sync_compare_and_swap documentation.
12021 2009-04-09 Jan Hubicka <jh@suse.cz>
12023 * except.c (find_prev_try): Break out from ....
12024 (duplicate_eh_regions): ... here; properly update prev_try pointers
12025 when duplication part of tree.
12026 (dump_eh_tree): Improve dumping.
12027 (verify_eh_region): New.
12028 (verify_eh_tree): Use it.
12030 2009-04-06 Richard Guenther <rguenther@suse.de>
12032 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12033 &ARRAY addresses by adjusting their types and prepending
12035 * tree-cfg.c (verify_gimple_assign_single): Verify that
12036 addresses are correct.
12038 2009-04-09 Richard Guenther <rguenther@suse.de>
12040 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12041 indices into an array reference if possible.
12042 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12043 Fold POINTER_PLUS_EXPR statements with invariant address.
12045 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12048 * config.gcc (powerpc64-*-linux*): Always build biarch.
12050 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12053 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12054 it and pedwarn if this results in an INTEGER_CST.
12056 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12058 * doc/install.texi: Update minimum GMP version. Remove obsolete
12059 text in MPFR section.
12061 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12063 * dwarf2out.c (class_scope_p): New static inline.
12064 (class_or_namespace_scope_p): Use it.
12065 (gen_variable_die): Use DW_TAG_member tag for static data member
12066 declarations instead of DW_TAG_variable.
12068 PR middle-end/39573
12069 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12072 2009-04-08 Richard Guenther <rguenther@suse.de>
12074 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12075 valueize random data.
12077 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12079 * config.gcc (aix tm_file): Add aix-stdint.h.
12080 (aix tm clause use_gcc_stdint): Set to wrap.
12081 * config/rs6000/aix-stdint.h: New file.
12083 2009-04-08 Richard Guenther <rguenther@suse.de>
12085 PR middle-end/36291
12086 * tree-dfa.c (add_referenced_var): Do not recurse into
12087 global initializers.
12088 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12090 (fold_const_aggregate_ref): Likewise.
12092 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12094 * recog.c (ordered_comparison_operator): New.
12095 * gensupport.c (std_preds): Add it.
12096 * doc/md.texi (Machine-Independent Predicates): Document it.
12098 2009-04-08 Jan Hubicka <jh@suse.cz>
12100 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12101 * function.h (rtl_eh): Remove exception_handler_label_map.
12102 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12103 remove_exception_handler_label, for_each_eh_label_1): Remove.
12104 (rtl_remove_unreachable_regions): Remove.
12105 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12106 (find_exception_handler_labels): Don't build the hashtable.
12107 (maybe_remove_eh_handler): Remove.
12108 (for_each_eh_label): Rewrite to walk the tree.
12109 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12110 * except.h (maybe_remove_eh_handler): Remove.
12111 * passes.c (init_optimization_passes): Schedule second EH cleanup
12113 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12114 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12116 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12118 * genoutput.c (validate_optab_operands): New.
12119 (gen_insn, gen_expand): Call it.
12121 * genflags.c (gen_insn): Detect misused iterators.
12122 (main): Pass line_no to gen_insn, exit with status 1 on error.
12124 * genextract.c (line_no): Make global.
12125 (VEC_safe_set_locstr): Change assertion to error message.
12126 (main): Exit with status 1 on error.
12128 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12132 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12133 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12134 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12135 * c-convert.c (convert): Do not call fold on results of conversion
12136 functions when the result is a C_MAYBE_CONST_EXPR.
12137 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12138 of __builtin_choose_expr.
12139 * c-typeck.c (remove_c_maybe_const_expr): New.
12140 (build_unary_op, build_conditional_expr, build_compound_expr,
12141 build_binary_op, c_objc_common_truthvalue_conversion): Call
12142 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12145 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12147 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12148 CODE to produce a new one. Add a prototype to use fold_convert_const
12150 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12153 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12154 mix declarations and code.
12156 2009-04-08 Ben Elliston <bje@au.ibm.com>
12158 * gcc.c: Replace `CC' with `GCC' throughout.
12160 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12162 * doc/invoke.texi: Document Atom support.
12164 2009-04-07 Jason Merrill <jason@redhat.com>
12167 * c-common.h, c-common.c: Add flag_pretty_templates.
12168 * c-opts.c (c_common_handle_option): Set it.
12169 * c.opt: Add -fno-pretty-templates.
12170 * doc/invoke.texi (C++ Dialect Options): Likewise.
12172 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12174 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12175 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12176 (ia64_expand_builtin): Likewise.
12178 2009-04-07 Martin Jambor <mjambor@suse.cz>
12180 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12181 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12182 ADDR_EXPRS are include too.
12184 2009-04-07 Richard Guenther <rguenther@suse.de>
12186 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12187 decls are only used if passes as parameters or if they are
12188 local statics and the call is not to a builtin.
12189 (call_may_clobber_ref_p_1): Likewise.
12191 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12193 * expr.c (do_store_flag): Remove last argument. Simplify code
12194 to avoid duplication of tests already done by can_compare_p.
12195 (expand_expr_real_1): Adjust caller.
12197 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12199 * optabs.c (can_compare_p): Test the predicate of a
12200 cbranch and cstore pattern.
12202 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12204 * expr.c (convert_move): Use emit_store_flag instead of
12207 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12209 * config/i386/i386.c (ix86_compare_emitted): Remove.
12210 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12211 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12212 * config/i386/i386.h (ix86_compare_emitted): Remove.
12213 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12214 instead of ix86_compare_emitted.
12215 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12217 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12219 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12220 Add t-sysroot-suffix to tmake_file.
12221 * config/print-sysroot-suffix.sh: New file.
12222 * config/t-sysroot-suffix: New file.
12224 2009-04-07 Ben Elliston <bje@au.ibm.com>
12226 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12227 as the latter produces a warning when the target does not support
12230 2009-04-07 Ben Elliston <bje@au.ibm.com>
12232 * dfp.c: Replace type punning assignments with memcpy throughout.
12233 * Makefile.in (dfp.o-warn): Remove.
12235 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12238 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12239 Include soft-fp/t-softfp after rs6000/t-linux64.
12241 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12243 * stor-layout.c (set_sizetype): Use the full precision of their
12244 machine mode for bitsize types.
12246 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12248 * config/i386/i386.md: Revert 2 accidental checkins.
12250 2009-04-06 Joey Ye <joey.ye@intel.com>
12251 Xuepeng Guo <xuepeng.guo@intel.com>
12252 H.J. Lu <hongjiu.lu@intel.com>
12254 Atom pipeline model, tuning and insn selection.
12255 * config.gcc (atom): Add atom config options and target.
12257 * config/i386/atom.md: New.
12259 * config/i386/i386.c (atom_cost): New cost.
12260 (m_ATOM): New macro flag.
12261 (initial_ix86_tune_features): Set m_ATOM.
12262 (x86_accumulate_outgoing_args): Likewise.
12263 (x86_arch_always_fancy_math_387): Likewise.
12264 (processor_target): Add Atom cost.
12265 (cpu_names): Add Atom cpu name.
12266 (override_options): Set Atom ISA.
12267 (ix86_issue_rate): New case PROCESSOR_ATOM.
12268 (ix86_adjust_cost): Likewise.
12270 * config/i386/i386.h (TARGET_ATOM): New target macro.
12271 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12272 (TARGET_OPT_AGU): New target option.
12273 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12274 (processor_type): Add PROCESSOR_ATOM.
12276 * config/i386/i386.md (cpu): Add new value "atom".
12277 (use_carry, movu): New attr.
12278 (atom.md): Include atom.md.
12279 (adddi3_carry_rex64): Set attr "use_carry".
12280 (addqi3_carry): Likewise.
12281 (addhi3_carry): Likewise.
12282 (addsi3_carry): Likewise.
12283 (*addsi3_carry_zext): Likewise.
12284 (subdi3_carry_rex64): Likewise.
12285 (subqi3_carry): Likewise.
12286 (subhi3_carry): Likewise.
12287 (subsi3_carry): Likewise.
12288 (x86_movdicc_0_m1_rex64): Likewise.
12289 (*x86_movdicc_0_m1_se): Likewise.
12290 (x86_movsicc_0_m1): Likewise.
12291 (*x86_movsicc_0_m1_se): Likewise.
12292 (*adddi_1_rex64): Emit add insn as much as possible.
12293 (*addsi_1): Likewise.
12294 (return_internal): Set atom_unit.
12295 (return_internal_long): Likewise.
12296 (return_pop_internal): Likewise.
12297 (*rcpsf2_sse): Set atom_sse_attr attr.
12298 (*qrt<mode>2_sse): Likewise.
12299 (*prefetch_sse): Likewise.
12301 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12303 (ix86_target_macros_internal): Likewise.
12305 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12306 (*prefetch_sse_rex): Likewise.
12307 (sse_rcpv4sf2): Likewise.
12308 (sse_vmrcpv4sf2): Likewise.
12309 (sse_sqrtv4sf2): Likewise.
12310 (<sse>_vmsqrt<mode>2): Likewise.
12311 (sse_ldmxcsr): Likewise.
12312 (sse_stmxcsr): Likewise.
12313 (*sse_sfence): Likewise.
12314 (sse2_clflush): Likewise.
12315 (*sse2_mfence): Likewise.
12316 (*sse2_lfence): Likewise.
12317 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12318 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12319 (avx_movdqu<avxmodesuffix>): Likewise.
12320 (avx_lddqu<avxmodesuffix>): Likewise.
12321 (sse2_movntv2di): Change attr "type" to "ssemov".
12322 (sse2_movntsi): Likewise.
12323 (rsqrtv8sf2): Change attr "type" to "sseadd".
12324 (sse3_addsubv2df3): Set attr "atom_unit".
12325 (sse3_h<plusminus_insn>v4sf3): Likewise.
12326 (*sse2_pmaddwd): Likewise.
12327 (*vec_extractv2di_1_rex64): Likewise.
12328 (*vec_extractv2di_1_avx): Likewise.
12329 (sse2_psadbw): Likewise.
12330 (ssse3_phaddwv8hi3): Likewise.
12331 (ssse3_phaddwv4hi3): Likewise.
12332 (ssse3_phadddv4si3): Likewise.
12333 (ssse3_phadddv2si3): Likewise.
12334 (ssse3_phaddswv8hi3): Likewise.
12335 (ssse3_phaddswv4hi3): Likewise.
12336 (ssse3_phsubwv8hi3): Likewise.
12337 (ssse3_phsubwv4hi3): Likewise.
12338 (ssse3_phsubdv4si3): Likewise.
12339 (ssse3_phsubdv2si3): Likewise.
12340 (ssse3_phsubswv8hi3): Likewise.
12341 (ssse3_phsubswv4hi3): Likewise.
12342 (ssse3_pmaddubsw128): Likewise.
12343 (sse3_pmaddubsw: Likewise.
12344 (ssse3_palignrti): Likewise.
12345 (ssse3_palignrdi): Likewise.
12347 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12349 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12351 2009-04-06 Richard Guenther <rguenther@suse.de>
12353 PR tree-optimization/28868
12354 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12355 of which PHI results we inserted.
12356 (insert_into_preds_of_block): Record inserted PHIs.
12357 (eliminate): Eliminate redundant PHI nodes.
12358 (init_pre): Init inserted_phi_names.
12360 2009-04-06 Richard Guenther <rguenther@suse.de>
12362 PR tree-optimization/39643
12363 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12364 IMAGPART_EXPRs of complex constants.
12365 (execute_fold_all_builtins): If we folded a call queue
12366 TODO_update_address_taken.
12368 2009-04-06 Jan Hubicka <jh@suse.cz>
12370 PR middle-end/39659
12371 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12374 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12376 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12378 (ic_invalidate_array): Likewise.
12380 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12382 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12383 alignment for library calls.
12385 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12387 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12388 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12389 * config/i386/mingw-stdint.h: New file.
12391 2009-04-05 Richard Guenther <rguenther@suse.de>
12393 PR tree-optimization/39648
12394 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12395 our &A vs. &A[0] IL deficiencies.
12397 2009-04-04 Jan Hubicka <jh@suse.cz>
12399 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12400 removed toplevel regions.
12401 (sjlj_mark_call_sites): Likewise.
12403 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12405 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12406 (cygwin tm clause use_gcc_stdint): Set to wrap.
12407 * config/i386/cygwin-stdint.h: New file.
12409 2009-04-04 Richard Guenther <rguenther@suse.de>
12411 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12412 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12413 single-argument PHIs if we are in loop-closed SSA form.
12414 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12415 for the pre-condition.
12416 (slpeel_tree_peel_loop_to_edge): Likewise.
12417 (vect_build_loop_niters): Take an optional sequence to append stmts.
12418 (vect_generate_tmps_on_preheader): Likewise.
12419 (vect_do_peeling_for_loop_bound): Take extra guards for the
12421 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12422 the cost model check.
12423 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12424 guards if we are going to peel. Do not apply versioning in that case.
12425 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12426 (vect_do_peeling_for_loop_bound): Likewise.
12427 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12428 loop bound only record extra pre-conditions, do not apply loop
12431 2009-04-04 Richard Guenther <rguenther@suse.de>
12433 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12436 2009-04-04 Jan Hubicka <jh@suse.cz>
12438 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12439 last_basic_block for size of bb->index indexed array.
12440 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12441 compute_out, link_btr_uses, build_btr_def_use_webs,
12442 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12444 2009-04-04 Jan Hubicka <jh@suse.cz>
12446 * except.c (remove_eh_handler_and_replace): Break out from ...
12447 (remove_eh_handler): ... here.
12448 (bring_to_root): New function.
12449 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12450 handled ones, bring others to root of tree.
12452 2009-04-04 Jan Hubicka <jh@suse.cz>
12454 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12455 (all_phis_safe_to_merge): New function.
12456 (update_info): New structure.
12457 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12458 (cleanup_empty_eh): Update SSA if possible.
12460 2009-04-04 Richard Guenther <rguenther@suse.de>
12462 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12463 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12464 (append_vuse): Likewise.
12466 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12468 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12469 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12470 instead of REG_UNSAVED for DW_CFA_undefined.
12471 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12472 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12475 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12478 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12479 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12480 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12482 2009-04-04 Richard Guenther <rguenther@suse.de>
12484 PR tree-optimization/8781
12485 PR tree-optimization/37892
12486 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12487 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12488 (valueize_refs): Call it for *& valueizations.
12489 (shared_reference_ops_from_ref): Rename to ...
12490 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12491 (shared_reference_ops_from_call): Rename to ...
12492 (valueize_shared_reference_ops_from_call): ... this and valueize.
12493 (vn_reference_lookup): Update.
12494 (visit_reference_op_call): Likewise.
12495 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12496 (eliminate): Value-replace the call address in call statements.
12498 2009-04-04 Richard Guenther <rguenther@suse.de>
12500 PR tree-optimization/39636
12501 * tree-ssa-forwprop.c
12502 (forward_propagate_addr_into_variable_array_index): Check for
12503 GIMPLE_ASSIGN before accessing the rhs code.
12505 2009-04-03 Jason Merrill <jason@redhat.com>
12507 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12509 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12511 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12512 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12513 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12514 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12515 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12516 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12517 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12518 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12519 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12520 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12521 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12522 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12523 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12524 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12525 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12526 Use fr_reg_or_fp01_operand instead of fr_register_operand
12528 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12529 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12530 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12532 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12534 PR rtl-optimization/39607
12535 PR rtl-optimization/39631
12539 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12540 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12541 instead of DF_LR_OUT.
12542 * ira-lives.c (process_bb_node_lives): Ditto.
12543 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12544 instead of DF_LR_{OUT,IN}.
12545 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12546 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12548 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12550 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12551 (execute_lower_omp): Always run but take the short way out if -fopenmp
12553 (gate_lower_omp): Remove, forcing the pass manager to always run the
12554 pass and always set PROP_gimple_lomp.
12555 (pass_lower_omp): Remove gate function.
12556 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12557 PROP_trees. Instead, require it.
12558 * ipa-cp.c (pass_ipa_cp): Likewise.
12559 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12560 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12561 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12562 and PROP_gimple_leh.
12564 2009-04-03 Richard Guenther <rguenther@suse.de>
12566 PR middle-end/13146
12567 PR tree-optimization/23940
12568 PR tree-optimization/33237
12569 PR middle-end/33974
12570 PR middle-end/34093
12571 PR tree-optimization/36201
12572 PR tree-optimization/36230
12573 PR tree-optimization/38049
12574 PR tree-optimization/38207
12575 PR tree-optimization/38230
12576 PR tree-optimization/38301
12577 PR tree-optimization/38585
12578 PR middle-end/38895
12579 PR tree-optimization/38985
12580 PR tree-optimization/39299
12581 * tree-ssa-structalias.h: Remove.
12582 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12583 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12584 (struct vuse_element_d): Remove.
12585 (struct vuse_vec_d): Likewise.
12586 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12587 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12588 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12589 VUSE_ELEMENT_VAR): Likewise.
12590 (struct voptype_d): Likewise.
12591 (NUM_VOP_FREE_BUCKETS): Likewise.
12592 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12593 (struct stmt_operands_d): Remove.
12594 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12595 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12596 VDEF_NUM, VDEF_VECT): Likewise.
12597 (copy_virtual_operands): Remove.
12598 (operand_build_cmp): Likewise.
12599 (create_ssa_artificial_load_stmt): Likewise.
12600 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12601 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12602 vuse_index and mayuse_index members. Pack and move done and iter_type
12603 members to the front.
12604 (SSA_OP_VMAYUSE): Remove.
12605 (SSA_OP_VIRTUAL_USES): Adjust.
12606 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12607 (unlink_stmt_vdef): Declare.
12608 (add_to_addressable_set): Remove.
12609 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12610 (vrp_visit_stmt): Likewise.
12611 * doc/tree-ssa.texi (Alias analysis): Update.
12612 * doc/invoke.texi (max-aliased-vops): Remove docs.
12613 (avg-aliased-vops): Likewise.
12614 * tree-into-ssa.c (syms_to_rename): Remove.
12615 (need_to_update_vops_p): Likewise.
12616 (need_to_initialize_update_ssa_p): Rename to ...
12617 (update_ssa_initialized_fn): ... this. Track function we are
12619 (symbol_marked_for_renaming): Simplify.
12620 (add_new_name_mapping): Do not set need_to_update_vops_p.
12621 (dump_currdefs): Use SYMS_TO_RENAME.
12622 (rewrite_update_stmt): Always walk all uses/defs.
12623 (dump_update_ssa): Adjust.
12624 (init_update_ssa): Take function argument. Track what we are
12626 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12627 (create_new_def_for): Initialize for cfun, assert we are initialized
12629 (mark_sym_for_renaming): Simplify.
12630 (mark_set_for_renaming): Do not initialize update-ssa.
12631 (need_ssa_update_p): Simplify. Take function argument.
12632 (name_mappings_registered_p): Assert we ask for the correct function.
12633 (name_registered_for_update_p): Likewise.
12634 (ssa_names_to_replace): Likewise.
12635 (release_ssa_name_after_update_ssa): Likewise.
12636 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12637 (dump_decl_set): Do not print a newline.
12638 (debug_decl_set): Do it here.
12639 (dump_update_ssa): And here.
12640 * tree-ssa-loop-im.c (move_computations): Adjust.
12641 (movement_possibility): Likewise.
12642 (determine_max_movement): Likewise.
12643 (gather_mem_refs_stmt): Likewise.
12644 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12645 or NAME_MEMORY_TAG.
12646 * tree-complex.c (update_all_vops): Remove.
12647 (expand_complex_move): Adjust.
12648 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12649 Simplify test for memory referencing statement. Exclude
12650 non-invariant ADDR_EXPRs.
12651 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12652 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12653 (rdg_flag_uses): Likewise.
12654 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12656 (tree_optimize_tail_calls_1): Also split the
12657 edge from the entry block if we have degenerate PHI nodes in
12658 the first basic block.
12659 * tree.c (init_ttree): Remove memory-tag related code.
12660 (tree_code_size): Likewise.
12661 (tree_node_structure): Likewise.
12662 (build7_stat): Re-write to be build6_stat.
12663 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12664 (SSA_VAR_P): Adjust.
12665 (struct tree_memory_tag): Remove.
12666 (struct tree_memory_partition_tag): Likewise.
12667 (union tree_node): Adjust.
12668 (build7): Re-write to be build6.
12669 * tree-pass.h (pass_reset_cc_flags): Remove.
12670 (TODO_update_address_taken): New flag.
12671 (pass_simple_dse): Remove.
12672 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12673 * params.h (MAX_ALIASED_VOPS): Remove.
12674 (AVG_ALIASED_VOPS): Likewise.
12675 * omp-low.c (expand_omp_taskreg): Update SSA form.
12676 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12677 aliases the lhs in a copy stmt.
12678 * tree-ssa-dse.c (struct address_walk_data): Remove.
12679 (memory_ssa_name_same): Likewise.
12680 (memory_address_same): Likewise.
12681 (get_kill_of_stmt_lhs): Likewise.
12682 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12683 unused stores. Look through PHI nodes into post-dominated regions.
12684 (dse_optimize_stmt): Simplify. Properly remove stores.
12685 (tree_ssa_dse): Compute dominators.
12686 (execute_simple_dse): Remove.
12687 (pass_simple_dse): Likewise.
12688 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12689 gimple_loaded_syms and gimple_stored_syms computation.
12690 * toplev.c (dump_memory_report): Dump alias and pta stats.
12691 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12692 (vn_reference_eq): Likewise.
12693 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12694 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12695 valueize_vuses): Remove.
12696 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12697 (get_def_ref_stmt_vuse): ... this.
12698 (vn_reference_lookup_2): New function.
12699 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12700 walking equivalent vuses. Simplify.
12701 (vn_reference_lookup): Likewise.
12702 (vn_reference_insert): Likewise.
12703 (vn_reference_insert_pieces): Likewise.
12704 (visit_reference_op_call): Simplify.
12705 (visit_reference_op_load): Likewise.
12706 (visit_reference_op_store): Likewise.
12707 (init_scc_vn): Remove shared_lookup_vuses initialization.
12708 (free_scc_vn): Remove shared_lookup_vuses freeing.
12709 (sort_vuses, sort_vuses_heap): Remove.
12710 (get_ref_from_reference_ops): Export.
12711 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12712 vector with single vuse pointer.
12713 (vn_reference_lookup_pieces, vn_reference_lookup,
12714 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12715 (shared_vuses_from_stmt): Remove.
12716 (get_ref_from_reference_ops): Declare.
12717 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12718 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12719 memory-tag related code.
12720 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12721 (likely_value): Add comment, skip static-chain of call statements.
12722 (surely_varying_stmt_p): Adjust.
12723 (gimplify_and_update_call_from_tree): Likewise.
12724 (execute_fold_all_builtins): Do not rebuild alias info.
12725 (gimplify_and_update_call_from_tree): Properly update VOPs.
12726 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12727 (copy_ref_info): Remove memory-tag related code.
12728 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12729 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12730 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12732 * tree-ssa-dom.c (gimple_p): Remove typedef.
12733 (eliminate_redundant_computations): Adjust.
12734 (record_equivalences_from_stmt): Likewise.
12735 (avail_expr_hash): Likewise.
12736 (avail_expr_eq): Likewise.
12737 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12738 (stmt_makes_single_load): Likewise.
12739 (stmt_makes_single_store): Likewise.
12740 * tree-ssa-alias.c: Rewrite completely.
12741 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12742 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12743 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12744 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12745 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12746 Remove public functions.
12747 (pass_reset_cc_flags): Remove.
12748 (pass_build_alias): Move ...
12749 * tree-ssa-structalias.c (pass_build_alias): ... here.
12750 * tree-ssa-alias.c (may_be_aliased): Move ...
12751 * tree-flow-inline.h (may_be_aliased): ... here.
12752 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12753 count_uses_and_derefs): Move ...
12754 * gimple.c: ... here.
12755 * gimple.h (count_uses_and_derefs): Declare.
12756 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12757 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12758 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12759 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12760 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12761 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12762 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12764 * tree-dfa.c (refs_may_alias_p): Move ...
12765 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12766 * tree-ssa-alias.h: New file.
12767 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12768 (statement_sink_location): Likewise.
12769 * opts.c (decode_options): Do not adjust max-aliased-vops or
12770 avg-aliased-vops values.
12771 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12772 (TV_CALL_CLOBBER): Likewise.
12773 (TV_FLOW_SENSITIVE): Likewise.
12774 (TV_FLOW_INSENSITIVE): Likewise.
12775 (TV_MEMORY_PARTITIONING): Likewise.
12776 (TV_ALIAS_STMT_WALK): New timevar.
12777 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12778 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12779 (get_address_description): Remove memory-tag related code.
12780 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12781 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12782 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12783 and immediate uses in statements. Document.
12784 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12785 (dump_symbols): Remove.
12786 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12787 * alias.c (get_deref_alias_set): New function split out from ...
12788 (get_alias_set): ... here.
12789 * alias.h (get_deref_alias_set): Declare.
12790 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12791 type parameter. Remove restrict pointer handling. Create a
12792 ref-all pointer in case type-based alias sets do not conflict.
12793 (vect_analyze_data_refs): Remove SMT related code.
12794 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12795 (vectorizable_load): Likewise.
12796 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12797 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12798 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12799 Ignore vops and SMTs.
12800 (dr_analyze_alias): Likewise..
12801 (free_data_ref): Likewise.
12802 (create_data_ref): Likewise.
12803 (analyze_all_data_dependences): Likewise.
12804 (get_references_in_stmt): Adjust.
12805 * tree-flow-inline.h (gimple_aliases_computed_p,
12806 gimple_addressable_vars, gimple_call_clobbered_vars,
12807 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12808 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12809 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12810 gimple_mem_ref_stats): Remove.
12811 (gimple_vop): New function.
12812 (op_iter_next_use): Remove vuses and mayuses cases.
12813 (op_iter_next_def): Remove vdefs case.
12814 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12815 (clear_and_done_ssa_iter): Do not set removed fields.
12816 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12817 Assert we are not iterating over vuses or vdefs if not also
12818 iterating over uses or defs.
12819 (op_iter_init_use): Likewise.
12820 (op_iter_init_def): Likewise.
12821 (op_iter_next_vdef): Remove.
12822 (op_iter_next_mustdef): Likewise.
12823 (op_iter_init_vdef): Likewise.
12824 (compare_ssa_operands_equal): Likewise.
12825 (link_use_stmts_after): Handle vuse operand.
12826 (is_call_used): Use is_call_clobbered.
12827 (is_call_clobbered): Global variables are always call clobbered,
12828 query the call-clobbers bitmap.
12829 (mark_call_clobbered): Ignore global variables.
12830 (clear_call_clobbered): Likewise.
12831 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12832 virtual operands sanity check.
12833 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12835 (TARGET_MEM_REF): Remove TMR_TAG operand.
12836 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12837 Remove call-clobber related code.
12838 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12839 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12840 partitions or escape reason.
12841 (get_single_def_stmt, get_single_def_stmt_from_phi,
12842 get_single_def_stmt_with_phi): Remove.
12843 (dump_referenced_vars): Tidy.
12844 (get_ref_base_and_extent): Allow bare decls.
12845 (collect_dfa_stats): Adjust.
12846 * graphite.c (rename_variables_in_stmt): Adjust.
12847 (graphite_copy_stmts_from_block): Likewise.
12848 (translate_clast): Likewise.
12849 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12851 (translate_vuse_through_block): Use the oracle.
12852 (phi_translate_1): Adjust.
12853 (value_dies_in_block_x): Use the oracle. Cache the outcome
12855 (valid_in_sets): Check if the VUSE for
12856 a REFERENCE is available.
12857 (eliminate): Do not remove stmts during elimination,
12858 instead queue and remove them afterwards.
12859 (do_pre): Do not rebuild alias info.
12860 (pass_pre): Run TODO_rebuild_alias before PRE.
12861 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12862 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12863 (mark_all_v_defs_stmt): Remove.
12864 (mark_all_v_defs_seq): Adjust.
12865 (sra_replace): Likewise.
12866 (scalarize_use): Likewise.
12867 (scalarize_copy): Likewise.
12868 (scalarize_init): Likewise.
12869 (scalarize_ldst): Likewise.
12870 (todoflags): Remove.
12871 (tree_sra): Do not rebuild alias info.
12872 (tree_sra_early): Adjust.
12873 (pass_sra): Run TODO_update_address_taken before SRA.
12874 * tree-predcom.c (set_alias_info): Remove.
12875 (prepare_initializers_chain): Do not call it.
12876 (mark_virtual_ops_for_renaming): Adjust.
12877 (mark_virtual_ops_for_renaming_list): Remove.
12878 (initialize_root_vars): Adjust.
12879 (initialize_root_vars_lm): Likewise.
12880 (prepare_initializers_chain): Likewise.
12881 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12882 (may_propagate_copy_into_stmt): Likewise.
12883 (merge_alias_info): Do nothing for now.
12884 (propagate_tree_value_into_stmt): Adjust.
12885 (stmt_may_generate_copy): Likewise.
12886 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12887 not mark symbols for renaming.
12888 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12889 with the same statement, make sure to update the new pointed-to one.
12890 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12891 call statements, do not mark symbols for renaming.
12892 (mark_operand_necessary): Dump something.
12893 (ref_may_be_aliased): New function.
12894 (mark_aliased_reaching_defs_necessary_1): New helper function.
12895 (mark_aliased_reaching_defs_necessary): Likewise.
12896 (mark_all_reaching_defs_necessary_1): Likewise.
12897 (mark_all_reaching_defs_necessary): Likewise.
12898 (propagate_necessity): Do not process virtual PHIs. For
12899 non-aliased loads mark all reaching definitions as necessary.
12900 For aliased loads and stores mark the immediate dominating
12901 aliased clobbers as necessary.
12902 (visited): New global static.
12903 (perform_tree_ssa_dce): Free visited bitmap after propagating
12905 (remove_dead_phis): Perform simple dead virtual PHI removal.
12906 (remove_dead_stmt): Properly unlink virtual operands when
12908 (eliminate_unnecessary_stmts): Schedule PHI removal after
12910 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12911 (process_replaceable): Likewise.
12912 (find_replaceable_in_bb): Likewise.
12913 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12914 based on the single gimple vop.
12915 (verify_flow_insensitive_alias_info): Remove.
12916 (verify_flow_sensitive_alias_info): Likewise.
12917 (verify_call_clobbering): Likewise.
12918 (verify_memory_partitions): Likewise.
12919 (verify_alias_info): Likewise.
12920 (verify_ssa): Adjust..
12921 (execute_update_addresses_taken): Export. Update SSA
12922 manually. Optimize only when optimizing. Use a local bitmap.
12923 (pass_update_address_taken): Remove TODO_update_ssa, add
12925 (pass_update_address_taken): Just use TODO_update_address_taken.
12926 (init_tree_ssa): Do not initialize addressable_vars.
12927 (verify_ssa): Verify new VUSE / VDEF properties.
12928 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12929 Do not call verify_alias_info.
12930 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12931 Do not free the loaded and stored syms bitmaps. Reset the escaped
12932 and callused solutions. Do not free addressable_vars.
12933 Remove memory-tag related code.
12934 (warn_uninitialized_var): Aliases are always available.
12935 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12936 * lambda-code.c (can_put_in_inner_loop): Adjust.
12937 (can_put_after_inner_loop): Likewise.
12938 (perfect_nestify): Likewise.
12939 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12940 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12941 (vectorizable_conversion): Do not mark symbols for renaming.
12942 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12943 (expand_call_inline): Unlink the calls virtual operands before
12945 (tree_function_versioning): Do not call update_ssa if we are not
12946 updating clones. Simplify.
12947 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12948 (propagate_with_phi): Likewise..
12949 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12950 clobber code. Assert we are not aliased or global.
12951 * tree-flow.h: Include tree-ssa-alias.h
12952 (enum escape_type): Remove.
12953 (struct mem_sym_stats_d): Likewise.
12954 (struct mem_ref_stats_d): Likewise.
12955 (struct gimple_df): Add vop member. Remove global_var,
12956 call_clobbered_vars, call_used_vars, addressable_vars,
12957 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12958 escaped and callused members.
12959 (struct ptr_info_def): Remove all members, add points-to solution
12961 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12962 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12963 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12964 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12965 (tree-ssa-alias.o): Likewise.
12966 (toplev.o): Add tree-ssa-alias.h
12967 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12968 * gimple.c (gimple_set_bb): Fix off-by-one error.
12969 (is_gimple_reg): Do not handle memory tags.
12970 (gimple_copy): Also copy virtual operands.
12971 Delay updating the statement. Do not reset loaded and stored syms.
12972 (gimple_set_stored_syms): Remove.
12973 (gimple_set_loaded_syms): Likewise.
12974 (gimple_call_copy_skip_args): Copy the virtual operands
12975 and mark the new statement modified.
12976 * tree-ssa-structalias.c (may_alias_p): Remove.
12977 (set_uids_in_ptset): Take the alias set to prune with as
12978 parameter. Fold in the alias test of may_alias_p.
12979 (compute_points_to_sets): Compute whether a ptr is dereferenced
12980 in a local sbitmap.
12981 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12982 other ADDRESSOF constraints on the lhs.
12983 (get_constraint_for_component_ref): Assert that we don't get
12984 ADDRESSOF constraints from the base of the reference.
12985 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12986 (struct variable_info): Remove collapsed_to member.
12987 (get_varinfo_fc): Remove.
12988 (new_var_info): Do not set collapsed_to.
12989 (dump_constraint): Do not follow cycles.
12990 (dump_constraint_graph): Likewise.
12991 (build_pred_graph): Likewise.
12992 (build_succ_graph): Likewise.
12993 (rewrite_constraints): Likewise.
12994 (do_simple_structure_copy): Remove.
12995 (do_rhs_deref_structure_copy): Remove.
12996 (do_lhs_deref_structure_copy): Remove.
12997 (collapse_rest_of_var): Remove.
12998 (do_structure_copy): Re-implement.
12999 (pta_stats): New global variable.
13000 (dump_pta_stats): New function.
13001 (struct constraint_expr): Make offset signed.
13002 (UNKNOWN_OFFSET): Define special value.
13003 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13004 (solution_set_expand): New helper function split out from ...
13005 (do_sd_constraint): ... here.
13006 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13007 (do_ds_constraint): Likewise.
13008 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13009 and CALLUSED = *CALLUSED.
13010 (set_union_with_increment): Make inc argument signed.
13011 (type_safe): Remove.
13012 (get_constraint_for_ptr_offset): Handle unknown and negative
13014 (first_vi_for_offset): Handle offsets before start. Bail
13015 out early for offsets beyond the variable extent.
13016 (first_or_preceding_vi_for_offset): New function.
13017 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13018 Together with ESCAPED = *ESCAPED this properly computes reachability.
13019 (find_what_var_points_to): New function.
13020 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13021 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13022 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13023 pt_solutions_intersect): New functions.
13024 (compute_call_used_vars): Remove.
13025 (compute_may_aliases): New main entry into PTA computation.
13026 * gimple.h (gimple_p): New typedef.
13027 (struct gimple_statement_base): Remove references_memory_p.
13028 (struct gimple_statement_with_memory_ops_base): Remove
13029 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13031 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13032 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13033 gimple_set_references_memory): Remove.
13034 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13035 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13037 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13038 (verify_expr): Allow RESULT_DECL.
13039 (gimple_duplicate_bb): Do not copy virtual operands.
13040 (gimple_duplicate_sese_region): Adjust.
13041 (gimple_duplicate_sese_tail): Likewise.
13042 (mark_virtual_ops_in_region): Remove.
13043 (move_sese_region_to_fn): Do not call it.
13044 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13045 and pass_simple_dse.
13046 (execute_function_todo): Handle TODO_update_address_taken,
13047 call execute_update_addresses_taken for TODO_rebuild_alias.
13048 (execute_todo): Adjust.
13049 (execute_one_pass): Init dump files early.
13050 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13052 (create_general_new_stmt): Clear vops.
13053 * tree-ssa-reassoc.c (get_rank): Adjust.
13054 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13055 symbols for renaming.
13056 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13057 (PARAM_AVG_ALIASED_VOPS): Likewise.
13058 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13059 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13060 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13061 (operand_build_cmp, copy_virtual_operands,
13062 create_ssa_artificial_load_stmt, add_to_addressable_set,
13063 gimple_add_to_addresses_taken): Remove public functions.
13064 (unlink_stmt_vdef): New function.
13066 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13068 * config.gcc (powerpc-*-linux*): Merge variants.
13070 2009-04-02 Chao-ying Fu <fu@mips.com>
13071 James Grosbach <james.grosbach@microchip.com>
13073 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13074 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13076 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13077 keep_interrupts_masked_p, use_debug_exception_return_p.
13078 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13079 keep_interrupts_masked, use_debug_exception_return.
13080 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13081 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13083 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13084 (mips_print_operand): Process COP0 registers to print $0 .. $31
13085 correctly for GAS to process.
13086 (mips_interrupt_extra_call_saved_reg_p): New function.
13087 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13089 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13090 (mips_compute_frame_info): Add supports for interrupt context that
13091 includes doubleword accumulators and COP0 registers.
13092 (mips_for_each_saved_acc): New function.
13093 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13094 mips_for_each_saved_reg.
13095 (mips_save_reg): Save accumulators.
13096 (mips_kernel_reg_p): A new for_each_rtx callback.
13097 (mips_expand_prologue): Support interrupt handlers.
13098 (mips_restore_reg): Restore accumulators.
13099 (mips_expand_epilogue): Support interrupt handlers.
13100 (mips_can_use_return_insn): Return false for interrupt handlers.
13101 (mips_epilogue_uses): New function.
13102 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13103 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13104 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13105 cop0_move): New instructions.
13106 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13107 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13109 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13111 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13112 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13113 interrupt handlers, we use K0 as the temporary register.
13114 (EPILOGUE_USES): Change to a function call.
13115 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13116 handlers, we use K0 as the temporary register.
13118 * doc/extend.texi (Function Attributes): Document interrupt,
13119 use_shadow_register_set, keep_interrupts_masked,
13120 use_debug_exception_return for MIPS attributes.
13122 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13124 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13125 Remove a number of t-files from tmake_file.
13126 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13127 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13128 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13129 target_prototype, not TARGET_PROTOTYPE.
13130 (LINK_OS_GNU_SPEC): Define.
13131 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13132 and darwin-ldoubdle.c.
13134 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13137 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13138 (cpp_options): Ditto.
13139 (default_compilers): Ditto.
13140 (display_help): Ditto.
13141 (process_command): Ditto.
13142 (do_spec_1): Ditto.
13143 (set_input): Use lbasename instead of duplicate code.
13144 (save_temps_prefix): New static for -save-temps=obj.
13145 (save_temps_length): Ditto.
13147 * doc/invoke.texi (-save-temps=obj): Document new variant to
13148 -save-temps switch.
13150 2009-04-02 Jeff Law <law@redhat.com>
13152 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13155 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13157 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13158 * configure: Regenerated.
13160 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13162 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13163 share the argument list.
13165 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13169 2009-02-12 Diego Novillo <dnovillo@google.com>
13171 * varpool.c (debug_varpool): New.
13172 * cgraph.h (debug_varpool): Declare.
13174 2009-04-02 Jan Hubicka <jh@suse.cz>
13176 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13179 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13181 * config/i386/i386.c (ix86_abi): Move initialization to ...
13182 (override_options): Here.
13184 2009-04-02 Christian Bruel <christian.bruel@st.com>
13186 * config/sh/sh.c (sh_dwarf_register_span): New function.
13187 (TARGET_DWARF_REGISTER_SPAN): Define.
13188 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13190 2009-04-02 Ira Rosen <irar@il.ibm.com>
13192 PR tree-optimization/39595
13193 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13194 interleaved loads group is not greater than the SLP group size.
13196 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13198 * builtins.c (is_builtin_name): New.
13199 (called_as_built_in): Use is_builtin_name.
13200 * tree.h (is_builtin_name): New.
13201 * varasm.c (incorporeal_function_p): Use is_builtin_name
13203 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13205 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13207 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13210 * c-decl.c (clone_underlying_type): Move this ...
13211 * c-common.c (set_underlying_type): ... here.
13212 Also, make sure the function properly sets TYPE_STUB_DECL() on
13213 the newly created typedef variant type.
13214 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13215 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13218 2009-04-02 Richard Guenther <rguenther@suse.de>
13220 PR tree-optimization/37221
13221 * tree-flow.h (degenerate_phi_result): Declare.
13222 * tree-ssa-dom.c (degenerate_phi_result): Export.
13223 * tree-scalar-evolution.c (analyze_initial_condition): If
13224 the initial condition is defined by a degenerate PHI node
13225 use the degenerate value.
13227 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13229 PR rtl-optimization/39588
13230 * combine.c (merge_outer_ops): Do not set the constant when this
13232 (simplify_shift_const_1): Do not modify it either in this case.
13234 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13236 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13237 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13239 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13242 * c-lex.c (interpret_float): Default (no suffix) is double.
13244 2009-04-1 Xinliang David Li <davidxl@google.com>
13246 * config/i386/i386.c (legitimate_constant_p): Recognize
13247 all one vector constant.
13249 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13251 * config/vax/vax.c: Add #includes to silence warnings.
13252 Change #include order to silence two warnings.
13254 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13256 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13257 (ASM_SPEC): Pass -k to the assembler for PIC code.
13259 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13261 * config.gcc: Add vax-*-linux* to the switch.
13262 * config/vax/linux.h: New file. (TARGET_VERSION,
13263 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13265 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13267 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13268 Use predicate macros instead of GET_CODE() == foo.
13269 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13270 ashlsi3, rotrsi3, <unnamed>): Likewise.
13272 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13274 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13275 jbbccihi, jbbccisi): Remova trailing whitespace.
13276 * config/vax/constraints.md: Likewise.
13277 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13278 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13279 * config/vax/predicates.md: Likewise.
13280 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13281 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13282 * config/vax/vax.h: Likewise.
13283 * config/vax/vax.md (nonlocal_goto): Likewise.
13285 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13287 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13288 (indirectable_address_p, adjacent_operands_p): Add spaces around
13290 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13292 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13294 * config/vax/vax.c (legitimate_constant_address_p,
13295 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13296 index_term_p, reg_plus_index_p, legitimate_address_p,
13297 vax_mode_dependent_address_p): Update comments to match functions
13298 modified by the recent int->bool conversion.
13300 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13302 * config/vax/builtins.md: Update copyright message.
13303 * config/vax/constraints.md: Likewise.
13304 * config/vax/netbsd-elf.h: Likewise.
13305 * config/vax/predicates.md: Likewise.
13306 * config/vax/vax-protos.h: Likewise.
13307 * config/vax/vax.c: Likewise.
13308 * config/vax/vax.h: Likewise.
13309 * config/vax/vax.md: Likewise.
13310 * config/vax/vax.opt: Likewise.
13312 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13314 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13315 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13316 * config/vax/constraints.md (B, R): Likewise.
13317 * config/vax/predicates.md (external_memory_operand,
13318 nonimmediate_addsub_di_operand): Likewise.
13319 * config/vax/vax.c (vax_output_int_add): Likewise.
13320 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13321 untyped_call): Likewise.
13323 2009-04-01 Matt Thomas <matt@3am-software.com>
13325 * config/vax/predicates.md: New file.
13326 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13327 external_const_operand, nonsymbolic_operand, external_memory_operand,
13328 indirect_memory_operand, indexed_memory_operand,
13329 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13330 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13332 * config/vax/constraints.md: New file.
13333 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13335 * config/vax/builtins.md: New file.
13336 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13337 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13339 * config/vax/vax.opt (mqmath): Add option.
13340 * config/vax/vax.md (isfx): Extend with DI.
13341 (VAXintQH, VAXintQHSD): Define.
13342 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13343 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13344 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13345 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13346 (movdi): Update constraints and use vax_output_int_move().
13347 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13348 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13349 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13350 nonlocal_goto): New.
13351 (mov<mode>): Extend accepted operand types.
13352 (subdi3_old): Rename from subdi3, change update constraints and use
13353 a new implementation.
13354 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13355 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13356 MOVE_RATIO, CLEAR_RATIO): Define.
13357 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13358 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13359 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13360 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13361 (split_quadword_operands): Make static and really allow variable
13363 (print_operand_address): Update for PIC generation.
13364 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13365 indexable_address_p, fixup_mathdi_operand,
13366 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13367 (vax_float_literal, legitimate_constant_p,
13368 indirectable_constant_address_p, index_term_p,
13369 reg_plus_index_p): Return bool instead of int.
13370 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13372 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13374 (vax_output_conditional_branch): Indent.
13375 (legitimate_constant_address_p, indirectable_constant_address_p,
13376 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13377 vax_mode_dependent_address_p): Return bool instead of int, update for
13379 * config/vax/vax-protos.h (legitimate_constant_address_p,
13380 legitimate_constant_p, legitimate_address_p,
13381 vax_mode_dependent_address_p): Change declaration to bool.
13382 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13383 vax_expand_addsub_di_operands, vax_output_int_subtract,
13384 vax_output_movmemsi): Declare.
13385 (split_quadword_operands, vax_float_literal): Delete declaration.
13386 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13387 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13388 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13389 ASM_OUTPUT_DWARF_PCREL): Define.
13390 (ASM_SPEC): Change definition to allow PIC generation.
13392 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13394 * doc/sourcebuild.texi: Update front-end requirements.
13396 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13399 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13400 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13401 (booldi3_internal3): Use boolean_or_operator instead of
13404 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13407 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13408 declarator whose size is not an integer constant expression but
13409 folds to an integer constant, then treat it as a constant
13412 2009-04-01 Richard Guenther <rguenther@suse.de>
13414 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13415 i * 4 + 2 to (i * 2 + 1) * 2.
13417 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13420 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13421 return if c_parser_asm_string_literal returned NULL.
13423 2009-04-01 Nick Clifton <nickc@redhat.com>
13425 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13427 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13428 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13429 other typedefs to avoid conflicts with libgcc2.c. Define labels
13430 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13432 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13433 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13436 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13438 * varasm.c (default_function_rodata_section): Declare DOT as
13441 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13442 Andrey Galkin <agalkin@hypercom.com>
13445 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13446 Make object_name unique for each process.
13448 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13451 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13452 addressable variables in the parallel that could go out of scope while
13453 running queued tasks.
13455 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13457 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13458 (CASE_VALUES_THRESHOLD): Redefine.
13459 * config/avr/avr.c (avr_override_options): Remove initialization of
13460 avr_case_values_threshold variable.
13461 (avr_case_values_threshold): Remove variable. Add new function.
13462 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13463 * config/avr/avr.opt (mno-tablejump): Remove option.
13464 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13466 2009-04-01 DJ Delorie <dj@redhat.com>
13468 * varasm.c (default_function_rodata_section): Don't assume
13469 anything about where the first '.' in the section name is.
13471 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13473 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13474 rs6000_emit_stack_tie.
13476 2009-03-31 Ian Lance Taylor <iant@google.com>
13478 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13479 gimple_code with GIMPLE_RESX, not RESX.
13481 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13483 * c-common.c (c_get_ident): New.
13484 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13486 2009-04-01 Ben Elliston <bje@au.ibm.com>
13488 * config/rs6000/sysv4.opt (msdata): Improve option description.
13490 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13492 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13493 (divdf3_internal_lat): Remove.
13494 (divxf3_internal_lat): Remove.
13495 (divxf3_internal_thr): Remove.
13496 (divxf): Use divxf3_internal.
13497 * config/ia64/div.md (divsf3_internal_lat): New.
13498 (divdf3_internal_lat): New.
13499 (divxf3_internal): New.
13501 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13504 * Makefile.in (USE_GCC_STDINT): Define.
13505 (stmp-int-hdrs): Install stdint.h if applicable.
13506 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13508 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13509 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13510 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13511 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13512 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13513 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13514 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13515 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13516 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13517 (c_common_nodes_and_builtins): Initialize
13518 underlying_wchar_type_node. Do not initialize
13519 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13520 nodes for new types.
13521 (c_stddef_cpp_builtins): Define macros for new types.
13522 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13524 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13525 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13526 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13527 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13528 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13529 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13530 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13531 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13532 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13533 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13534 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13535 int16_type_node, int32_type_node, int64_type_node,
13536 uint8_type_node, uint16_type_node, c_uint32_type_node,
13537 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13538 int_least32_type_node, int_least64_type_node,
13539 uint_least8_type_node, uint_least16_type_node,
13540 uint_least32_type_node, uint_least64_type_node,
13541 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13542 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13543 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13544 uintptr_type_node): Define.
13545 * c-cppbuiltin.c (builtin_define_constants,
13546 builtin_define_type_minmax): New.
13547 (builtin_define_stdint_macros): Define more macros.
13548 (c_cpp_builtins): Define more limit macros.
13549 (type_suffix): New.
13550 (builtin_define_type_max): Define in terms of
13551 builtin_define_type_minmax. Remove is_long parameter. All
13553 * config.gcc (use_gcc_stdint): Define.
13554 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13555 Add newlib-stdint.h for generic targets.
13556 * config/glibc-stdint.h, config/newlib-stdint.h,
13557 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13558 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13559 * config/score/score.h (UINTPTR_TYPE): Define.
13560 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13561 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13562 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13563 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13564 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13565 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13566 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13567 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13568 * config/spu/spu.h (STDINT_LONG32): Define.
13569 * configure.ac (use_gcc_stdint): Substitute.
13570 * configure: Regenerate.
13571 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13572 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13573 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13574 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13575 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13576 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13577 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13578 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13579 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13580 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13581 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13582 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13583 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13584 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13585 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13586 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13587 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13588 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13589 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13590 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13591 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13592 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13593 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13594 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13595 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13596 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13597 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13598 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13599 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13601 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13603 * loop-iv.c (suitable_set_for_replacement): Renamed from
13604 simplify_using_assignment; changed to return bool and to accept new
13605 args DEST and SRC. Return true iff we find a source/destination pair
13606 that can be used to make a replacement, and fill SRC and DEST if so.
13607 Remove arg ALTERED. Don't deal with altered regs here. All callers
13609 (simplify_using_initial_values): Deal with altered regs here and track
13610 more precisely the effect they have on the validity of our expression.
13612 * loop-iv.c (simplify_using_condition): A condition of the form
13613 (EQ REG CONST) can be used to simply make a substitution.
13614 (simplify_using_initial_values): Keep track of conditions we have seen
13615 and keep using them to simplify new expressions, while applying the
13616 same substitutions to them as to the expression.
13618 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13619 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13622 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13623 changed. Use this when trying to improve the upper bound.
13624 Generate the comparison by using simplify_gen_relational.
13626 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13628 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13630 (simplify_using_assignment, simplify_using_initial_values): Call
13631 replace_in_expr to make replacements. Call replace_single_def_regs
13632 once on the initial version of the expression.
13634 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13637 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13639 2009-03-31 Richard Guenther <rguenther@suse.de>
13641 PR middle-end/31029
13642 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13643 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13645 2009-03-31 Richard Guenther <rguenther@suse.de>
13647 * tree.h (div_if_zero_remainder): Declare.
13648 * fold-const.c (div_if_zero_remainder): Export.
13649 * tree-ssa-forwprop.c
13650 (forward_propagate_addr_into_variable_array_index): Handle
13651 constant array index addition outside of the variable index.
13653 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13656 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13657 define_splits, floatunssi<mode>2): Require x87 conversions from
13658 DImode to be permitted.
13660 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13662 PR preprocessor/15638
13663 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13665 2009-03-31 Richard Guenther <rguenther@suse.de>
13667 PR middle-end/23401
13668 PR middle-end/27810
13669 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13670 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13671 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13672 a separate statement.
13673 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13674 (lookup_tmp_var): Likewise.
13675 (is_gimple_formal_tmp_or_call_rhs): Remove.
13676 (is_gimple_reg_or_call_rhs): Rename to ...
13677 (is_gimple_reg_rhs_or_call): ... this.
13678 (is_gimple_mem_or_call_rhs): Rename to ...
13679 (is_gimple_mem_rhs_or_call): ... this.
13680 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13681 DECL_GIMPLE_REG_P only if is_formal is true.
13682 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13683 for non-proper post-modify expression gimplification.
13684 (gimplify_self_mod_expr): For post-modify expressions gimplify
13685 the lvalue to a minimal lvalue.
13686 (rhs_predicate_for): Remove formal temp case.
13687 (gimplify_modify_expr_rhs): Likewise.
13688 (gimplify_addr_expr): Use is_gimple_reg.
13689 (gimplify_expr): Remove formal temp cases.
13690 (gimple_regimplify_operands): Likewise.
13691 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13692 and FILTER_EXPR like constants.
13693 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13695 (is_gimple_formal_tmp_rhs): Remove.
13696 (is_gimple_reg_rhs): Remove special casing.
13697 (is_gimple_mem_rhs): Fix.
13698 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13699 (is_gimple_formal_tmp_var): Remove.
13700 (is_gimple_formal_tmp_reg): Likewise.
13701 (is_gimple_min_lval): Allow invariant component ref parts.
13702 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13703 is_gimple_formal_tmp_reg): Remove declarations.
13704 * tree-cfg.c (verify_expr): Verify that variables with address
13705 taken do not have DECL_GIMPLE_REG_P set.
13706 * tree-mudflap.c (mf_build_check_statement_for): Use
13707 force_gimple_operand instead of gimplify_expr.
13709 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13711 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13712 schedulable rows to compute_split_row.
13714 2009-03-31 Ben Elliston <bje@au.ibm.com>
13717 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13720 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13722 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13723 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13724 * configure: Regenerate.
13725 * config.in: Regenerate.
13726 * config/rs6000/rs6000.opt (mtls-markers): Add.
13727 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13728 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13729 (tls_ld_aix, tls_ld_sysv): Likewise.
13730 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13731 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13733 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13735 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13737 2009-03-30 Jan Hubicka <jh@suse.cz>
13739 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13741 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13742 detection and label handling.
13744 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13746 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13747 left_conflicts_size.
13748 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13749 ALLOCNO_LEFT_CONFLICTS_SIZE.
13751 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13752 remove_allocno_from_bucket_and_push,
13753 allocno_spill_priority_compare, push_allocnos_to_stack,
13754 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13755 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13756 (setup_allocno_left_conflicts_num): Ditto. Rename to
13757 setup_allocno_left_conflicts_size.
13758 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13759 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13760 setup_allocno_left_conflicts_size instead of
13761 setup_allocno_left_conflicts_num.
13763 * ira-build.c (ira_create_allocno): Use
13764 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13765 ALLOCNO_LEFT_CONFLICTS_NUM.
13767 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13769 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13770 instead of DF_LR_OUT.
13772 * ira-lives.c (process_bb_node_lives): Ditto.
13774 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13775 instead of DF_LR_{OUT,IN}.
13777 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13779 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13781 2009-03-30 Jan Hubicka <jh@suse.cz>
13783 * except.c (label_to_region_map): Fix thinko.
13785 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13787 PR middle-end/38237
13788 * tree.h (tree_find_value): New declaration.
13789 * tree.c (tree_find_value): New function.
13790 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13792 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13795 * c-decl.c (struct c_binding): Add locus field.
13796 (bind): Add locus argument, set locus field from it.
13797 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13798 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13799 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13800 implicitly_declare, undeclared_variable, lookup_label,
13801 declare_label, c_make_fname_decl, c_builtin_function,
13802 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13805 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13808 * config/i386/i386.c (classify_argument): Check total size of
13811 2009-03-30 Martin Jambor <mjambor@suse.cz>
13813 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13814 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13815 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13818 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13819 seen_variable_array_ref while also traversing a union.
13821 * tree-inline.c (optimize_inline_calls): Do not call
13822 cgraph_node_remove_callees.
13823 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13824 (pass_remove_cgraph_callee_edges): New variable.
13825 * passes.c (init_optimization_passes): Add
13826 pass_remove_cgraph_callee_edges after early inlining and before all
13827 late intraprocedural passes.
13829 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13831 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13833 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13834 Fix typos in names.
13836 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13838 * combine.c (simplify_comparison): Use have_insn_for.
13839 * dojump.c (do_jump): Likewise.
13841 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13843 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13844 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13845 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13846 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13847 instead of sparc_compare_emitted.
13848 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13849 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13850 instead of sparc_compare_emitted.
13852 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13854 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13855 enter/exit cfglayout mode.
13856 (pass_partition_block): Require it.
13857 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13858 (combine_instructions): Track basic blocks instead of labels.
13859 (update_cfg_for_uncondjump): New.
13860 (try_combine): Use it. Update jumps after rescanning.
13861 (pass_combine): Require PROP_cfglayout.
13862 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13864 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13866 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13867 Provide/destroy PROP_cfglayout respectively.
13868 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13869 * tree-pass.h (PROP_cfglayout): New.
13871 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13873 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13874 fold_convert_const_fixed_from_fixed,
13875 fold_convert_const_fixed_from_int,
13876 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13877 set TREE_CONSTANT_OVERFLOW.
13878 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13879 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13881 2009-03-30 Ira Rosen <irar@il.ibm.com>
13883 * tree-vect-loop-manip.c: New file.
13884 * tree-vectorizer.c: Update documentation and included files.
13885 (vect_loop_location): Make extern.
13886 (rename_use_op): Move to tree-vect-loop-manip.c
13887 (rename_variables_in_bb, rename_variables_in_loop,
13888 slpeel_update_phis_for_duplicate_loop,
13889 slpeel_update_phi_nodes_for_guard1,
13890 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13891 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13892 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13893 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13894 find_loop_location): Likewise.
13895 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13896 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13897 get_vectype_for_scalar_type, vect_is_simple_use,
13898 supportable_widening_operation, supportable_narrowing_operation):
13900 (bb_in_loop_p): Move to tree-vect-loop.c.
13901 (new_loop_vec_info, destroy_loop_vec_info,
13902 reduction_code_for_scalar_code, report_vect_op,
13903 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13904 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13905 (vect_supportable_dr_alignment): Likewise.
13906 * tree-vectorizer.h (tree-data-ref.h): Include.
13907 (vect_loop_location): Declare.
13908 Reorganize function declarations according to the new file structure.
13909 * tree-vect-loop.c: New file.
13910 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13911 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13912 * tree-vect-data-refs.c: New file.
13913 * tree-vect-patterns.c (timevar.h): Don't include.
13914 * tree-vect-stmts.c: New file.
13915 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13916 tree-vect-slp.c, tree-vect-loop.c.
13917 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13918 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13919 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13920 (tree-vect-analyze.o): Remove.
13921 (tree-vect-transform.o): Likewise.
13922 (tree-vect-data-refs.o): Add rule.
13923 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13924 tree-vect-slp.o): Likewise.
13925 (tree-vect-patterns.o): Remove redundant dependencies.
13926 (tree-vectorizer.o): Likewise.
13927 * tree-vect-slp.c: New file.
13929 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13931 * optc-gen.awk: Warn if an option flag has multiple different
13934 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13936 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13937 -floop-block): Document dependences on PPL, CLooG and Graphite.
13939 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13941 PR rtl-optimization/323
13942 * c-common.c (c_fully_fold, convert_and_check,
13943 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13944 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13945 * c-common.def (EXCESS_PRECISION_EXPR): New.
13946 * c-cppbuiltin.c (builtin_define_float_constants): Define
13947 constants with enough digits for long double.
13948 * c-lex.c (interpret_float): Interpret constant with excess
13949 precision where appropriate.
13950 * c-opts.c (c_common_post_options): Set
13951 flag_excess_precision_cmdline. Give an error for
13952 -fexcess-precision=standard for C++ for processors where the
13953 option is significant.
13954 * c-parser.c (c_parser_conditional_expression): Handle excess
13955 precision in condition.
13956 * c-typeck.c (convert_arguments): Handle arguments with excess
13958 (build_unary_op): Move excess precision outside operation.
13959 (build_conditional_expr): Likewise.
13960 (build_compound_expr): Likewise.
13961 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13962 (build_modify_expr): Handle excess precision in RHS.
13963 (convert_for_assignment): Handle excess precision in converted
13965 (digest_init, output_init_element, process_init_element): Handle
13966 excess precision in initializer.
13967 (c_finish_return): Handle excess precision in return value.
13968 (build_binary_op): Handle excess precision in operands and add
13969 excess precision as needed for operation.
13970 * common.opt (-fexcess-precision=): New option.
13971 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13972 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13973 For standard excess precision, output explicit conversion to and
13974 truncation from XFmode.
13975 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13976 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13977 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13978 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13979 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13980 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13981 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13982 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13983 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13984 define_splits, sqrt<mode>2): Disable where appropriate for
13985 standard excess precision.
13986 * convert.c (convert_to_real): Do not shorten arithmetic to type
13987 for which excess precision would be used.
13988 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13989 * doc/invoke.texi (-fexcess-precision=): Document option.
13990 (-mfpmath=): Correct index entry.
13991 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13992 flag_excess_precision): New.
13993 * langhooks.c (lhd_post_options): Set
13994 flag_excess_precision_cmdline.
13995 * opts.c (common_handle_option): Handle -fexcess-precision=.
13996 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13997 init_excess_precision): New.
13998 (lang_dependent_init_target): Call init_excess_precision.
13999 * tree.c (excess_precision_type): New.
14000 * tree.h (excess_precision_type): Declare.
14002 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14005 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14006 non-lvalue to component.
14008 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14010 PR preprocessor/34695
14011 * Makefile.in (c-opts.o): Depend on c-tree.h.
14012 * c-common.c: Move down include of diagnostic.h.
14013 (done_lexing, c_cpp_error): New.
14014 * c-common.h (done_lexing): Declare.
14015 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14017 * c-opts.c: Include c-tree.h.
14018 (c_common_init_options): Set preprocessor error callback.
14019 (c_common_handle_option): Do not set preprocessor
14020 inhibit_warnings, warnings_are_errors, warn_system_headers,
14021 pedantic_errors or inhibit_warnings flags.
14022 (c_common_post_options): Do not check cpp_errors (parse_in).
14023 (c_common_finish): Do not output dependencies if there were
14024 errors. Do not check return value of cpp_finish.
14025 * c-ppoutput.c (pp_file_change): Set input_location.
14026 * c-tree.h (c_cpp_error): Declare.
14027 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14029 (diagnostic_build_prefix): Check override_column.
14030 * diagnostic.h (diagnostic_info): Add override_column field.
14031 (diagnostic_override_column): Define.
14033 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14035 * c-common.c (c_expand_expr, c_staticp): Remove.
14036 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14037 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14038 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14039 * c-gimplify.c (gimplify_compound_literal_expr,
14040 optimize_compound_literals_in_ctor): Remove.
14041 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14042 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14043 * c-semantics.c (emit_local_var): Remove.
14045 * langhooks-def.h (lhd_expand_expr): Remove.
14046 * langhooks.c (lhd_expand_expr): Remove.
14047 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14049 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14050 handling from c-semantics.c; don't call into langhook.
14051 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14052 * gimplify.c (gimplify_compound_literal_expr,
14053 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14054 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14055 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14056 as was done in c-gimplify.c.
14057 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14058 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14059 Move from c-common.h.
14060 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14062 * tree.c (staticp): Do not call langhook.
14063 * langhooks.c (lhd_staticp): Delete.
14064 * langhooks-def.h (lhd_staticp): Delete prototype.
14065 (LANG_HOOKS_STATICP): Delete.
14066 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14068 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14069 instead of DECL_STMTs.
14071 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14079 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14081 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14082 contained expression.
14083 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14084 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14085 conditional expressions for C.
14086 (decl_constant_value_for_optimization): Move from
14087 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14088 whether optimizing and that the expression is a VAR_DECL not of
14089 array type instead of doing such checks in the caller. Do not
14090 check pedantic. Call gcc_unreachable for C++.
14091 * c-common.def (C_MAYBE_CONST_EXPR): New.
14092 * c-common.h (c_fully_fold, c_save_expr,
14093 decl_constant_value_for_optimization): New prototypes.
14094 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14095 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14096 EXPR_INT_CONST_OPERANDS): Define.
14097 * c-convert.c (convert): Strip nops from expression.
14098 * c-decl.c (groktypename): Take extra parameters expr and
14099 expr_const_operands. Update call to grokdeclarator.
14100 (start_decl): Update call to grokdeclarator. Add statement for
14101 expressions used in type of decl.
14102 (grokparm): Update call to grokdeclarator.
14103 (push_parm_decl): Update call to grokdeclarator.
14104 (build_compound_literal): Add parameter non_const and build a
14105 C_MAYBE_COSNT_EXPR if applicable.
14106 (grokdeclarator): Take extra parameters expr and
14107 expr_const_operands. Track expressions used in declaration
14108 specifiers and declarators. Fold array sizes and track whether
14109 they are constant expressions and whether they are integer
14110 constant expressions.
14111 (parser_xref_tag): Set expr and expr_const_operands fields in
14113 (grokfield): Update call to grokdeclarator.
14114 (start_function): Update call to grokdeclarator.
14115 (build_null_declspecs): Set expr and expr_const_operands fields in
14117 (declspecs_add_type): Handle expressions in typeof specifiers.
14118 * c-parser.c (c_parser_declspecs): Set expr and
14119 expr_const_operands fields for declaration specifiers.
14120 (c_parser_enum_specifier): Likewise.
14121 (c_parser_struct_or_union_specifier): Likewise.
14122 (c_parser_typeof_specifier): Likewise. Update call to
14123 groktypename. Fold expression as needed. Return expressions with
14124 type instead of adding statements.
14125 (c_parser_attributes): Update calls to c_parser_expr_list.
14126 (c_parser_statement_after_labels): Fold expression before passing
14127 to objc_build_throw_stmt.
14128 (c_parser_condition): Fold expression.
14129 (c_parser_asm_operands): Fold expression.
14130 (c_parser_conditional_expression): Use c_save_expr. Update call
14131 to build_conditional_expr.
14132 (c_parser_alignof_expression): Update call to groktypename.
14133 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14134 original_code. Fold expression argument of va_arg. Create
14135 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14136 argument to va_arg. Update calls to groktypename. Fold array
14137 index for offsetof. Verify that first argument to
14138 __builtin_choose_expr has integer type.
14139 (c_parser_postfix_expression_after_paren_type): Update calls to
14140 groktypename and build_compound_literal. Handle expressions with
14141 side effects in type name.
14142 (c_parser_postfix_expression_after_primary): Update call to
14143 c_parser_expr_list. Set original_code for calls to
14144 __builtin_constant_p.
14145 (c_parser_expr_list): Take extra parameter fold_p. Fold
14146 expressions if requested.
14147 (c_parser_objc_type_name): Update call to groktypename.
14148 (c_parser_objc_synchronized_statement): Fold expression.
14149 (c_parser_objc_receiver): Fold expression.
14150 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14151 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14152 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14153 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14154 (struct c_typespec): Add elements expr and expr_const_operands.
14155 (struct c_declspecs): Add elements expr and expr_const_operands.
14156 (groktypename, build_conditional_expr, build_compound_literal):
14158 (in_late_binary_op): Declare.
14159 * c-typeck.c (note_integer_operands): New function.
14160 (in_late_binary_op): New variable.
14161 (decl_constant_value_for_broken_optimization): Move to c-common.c
14162 and rename to decl_constant_value_for_optimization.
14163 (default_function_array_conversion): Do not strip nops.
14164 (default_conversion): Do not call
14165 decl_constant_value_for_broken_optimization.
14166 (build_array_ref): Do not fold result.
14167 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14168 result when operand is a VLA.
14169 (c_expr_sizeof_type): Update call to groktypename. Handle
14170 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14171 result when operand names a VLA type.
14172 (build_function_call): Update call to build_compound_literal.
14173 Only fold result for calls to __builtin_* functions. Strip
14174 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14175 the function designator.
14176 (convert_arguments): Fold arguments. Update call to
14177 convert_for_assignment.
14178 (build_unary_op): Handle increment and decrement of
14179 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14180 decrement earlier. Fold operand of increment and decrement.
14181 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14182 built for integer operand. Wrap returns that are INTEGER_CSTs
14183 without being integer constant expressions or that have integer
14184 constant operands without being INTEGER_CSTs.
14185 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14186 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14187 result is an integer constant expression or can be used in
14188 unevaluated parts of one and avoid folding and wrap as
14189 appropriate. Fold operands before possibly doing -Wsign-compare
14191 (build_compound_expr): Wrap result for C99 if operands can be used
14192 in integer constant expressions.
14193 (build_c_cast): Update call to digest_init. Do not ignore
14194 overflow from casting floating-point constants to integers. Wrap
14195 results that could be confused with integer constant expressions,
14196 null pointer constants or floating-point constants.
14197 (c_cast_expr): Update call to groktypename. Handle expressions
14198 included in type name.
14199 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14200 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14201 Update calls to convert_for_assignment.
14202 (convert_for_assignment): Take new parameter
14203 null_pointer_constant. Do not strip nops or call
14204 decl_constant_value_for_broken_optimization. Set
14205 in_late_binary_op for conversions to boolean.
14206 (store_init_value): Update call to digest_init.
14207 (digest_init): Take new parameter null_pointer_constant. Do not
14208 call decl_constant_value_for_broken_optimization. pedwarn for
14209 initializers not constant expressions. Update calls to
14210 convert_for_assignment.
14211 (constructor_nonconst): New.
14212 (struct constructor_stack): Add nonconst element.
14213 (really_start_incremental_init, push_init_level, pop_init_level):
14214 Handle constructor_nonconst and nonconst element.
14215 (set_init_index): Call constant_expression_warning for array
14217 (output_init_element): Fold value. Set constructor_nonconst as
14218 applicable. pedwarn for initializers not constant expressions.
14219 Update call to digest_init. Call constant_expression_warning
14220 where constant initializers are required.
14221 (process_init_element): Use c_save_expr.
14222 (c_finish_goto_ptr): Fold expression.
14223 (c_finish_return): Fold return value. Update call to
14224 convert_for_assignment.
14225 (c_start_case): Fold switch expression.
14226 (c_process_expr_stmt): Fold expression.
14227 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14228 ensure statement expression is not evaluated in constant expression.
14229 (build_binary_op): Track whether results are integer constant
14230 expressions or may occur in such, disable folding and wrap results
14231 as applicable. Fold operands for -Wsign-compare warnings unless
14233 (c_objc_common_truthvalue_conversion): Handle results folded to
14234 integer constants that are not integer constant expressions.
14235 * doc/extend.texi: Document when typeof operands are evaluated,
14236 that condition of __builtin_choose_expr is an integer constant
14237 expression, and more about use of __builtin_constant_p in
14240 2009-03-29 Richard Guenther <rguenther@suse.de>
14242 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14243 propagate addresses of array references.
14245 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14247 * regmove.c (perhaps_ends_bb_p): Remove.
14248 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14249 from INSN and check that the main loop stays within that basic block.
14250 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14251 (regmove_forward_pass): Split out from regmove_optimize. Use
14252 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14253 (regmove_backward_pass): Split out from regmove_optimize. Use
14254 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14255 (regmove_optimize): Simplify.
14257 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14260 * config/i386/i386.c (classify_argument): Ignore flexible array
14261 member in struct and warn ABI change.
14263 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14265 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14267 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14268 (ix86_adjust_cost): Updated.
14270 2009-03-29 Jan Hubicka <jh@suse.cz>
14272 PR middle-end/28850
14273 * tree-pass.h (pass_cleanup_eh): New function.
14274 (remove_unreachable_regions): Break code handling RTL
14275 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14276 that can not be reached by runtime.
14277 (can_be_reached_by_runtime): New function.
14278 (label_to_region_map): New function.
14279 (num_eh_regions): New function.
14280 (rtl_remove_unreachable_regions): New function.
14281 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14282 (remove_eh_region): New function.
14283 * except.h: Include sbitmap and vecprim.
14284 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14285 num_eh_regions): Declare.
14286 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14287 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14288 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14289 (tree_empty_eh_handler_p): New function.
14290 (cleanup_empty_eh): New function.
14291 (cleanup_eh): New function.
14292 (pass_cleanup_eh): New function.
14294 2009-03-29 Jan Hubicka <jh@suse.cz>
14296 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14297 for removed regions.
14299 2009-03-29 Jan Hubicka <jh@suse.cz>
14301 * except.c (dump_eh_tree): Dump all datastructures.
14303 2009-03-29 Jan Hubicka <jh@suse.cz>
14305 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14306 (duplicate_eh_regions_1): Likewise.
14307 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14308 vector; call EH verification.
14309 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14310 Be ready for region being removed.
14312 2009-03-29 Jan Hubicka <jh@suse.cz>
14314 * bitmap.c (bitmap_last_set_bit): New function.
14315 * bitmap.h (bitmap_last_set_bit): Declare.
14317 2009-03-29 David Ayers <ayers@fsfe.org>
14320 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14321 by calling objc_compare_types and surpress warnings about
14322 incompatible C pointers that are compatible ObjC pointers.
14324 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14326 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14327 call initialize_inline_failed.
14328 (initialize_inline_failed): Move it from here ...
14329 * cgraph.c (initialize_inline_failed): ... to here.
14330 (cgraph_create_edge): Call initialize_inline_failed rather than
14331 setting inline_failed directly.
14333 2009-03-29 Ben Elliston <bje@au.ibm.com>
14336 * sysv4.opt (msdata): Improve comment.
14337 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14338 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14340 2009-03-29 Ben Elliston <bje@au.ibm.com>
14343 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14344 load and store attributes.
14346 2009-03-29 Ben Elliston <bje@au.ibm.com>
14348 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14349 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14350 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14351 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14352 __builtin_infq and __builtin_huge_valq.
14354 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14356 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14358 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14359 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14361 2009-03-28 Xinliang David Li <davidxl@google.com>
14363 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14364 (do_dbg_cnt): New function.
14366 2009-03-28 Jan Hubicka <jh@suse.cz>
14368 Merge from pretty-ipa:
14370 2009-03-27 Jan Hubicka <jh@suse.cz>
14372 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14373 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14374 * passes.c (function_called_by_processed_nodes_p): New.
14375 * ipa-pure-const.c (check_call): Fix handling of operands.
14376 (analyze_function): Dump debug output for skipped bodies.
14377 (local_pure_const): Use function_called_by_processed_nodes_p.
14378 * dwarf2out.c (reference_to_unused): Use output.
14379 * passes.c (do_per_function_toporder): Likewise.
14381 2008-11-12 Jan Hubicka <jh@suse.cz>
14383 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14384 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14385 state_set_in_source enum
14386 (check_decl): Ignore memory tags; do not set fake looping flags;
14388 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14389 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14390 (check_call, analyze_function): Rewrite.
14392 (add_new_function): Update call of analyze_function.
14393 (generate_summary): Add call of analyze_function.
14394 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14395 (local_pure_const): New function.
14396 (pass_local_pure_const): New pass.
14397 * ipa-inline.c (inline_transform): Set after_inlining.
14398 * tree-eh.c (stmt_can_throw_external): New.
14399 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14400 work with aliasing built.
14401 * tree-flow.h (stmt_can_throw_external): New.
14402 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14403 and local pure/const pass in early and late optimization queue.
14405 2009-03-28 Martin Jambor <mjambor@suse.cz>
14407 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14409 (fold_binary): Allow function decl aligment consideration is the
14410 second argument is integer constant one.
14411 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14412 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14413 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14415 2009-03-28 Jan Hubicka <jh@suse.cz>
14417 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14418 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14419 * function.h (rtl_data): Add nothrow flag.
14420 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14421 set DECL_NOTHROW for AVAILABLE functions.
14423 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14425 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14426 following vector keyword has expansion starting with pixel or bool
14427 keyword, expand vector to __vector and pixel or bool to __pixel or
14431 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14432 warn_if_disallowed_function_p): Removed.
14433 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14434 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14435 warning_if_disallowed_function_p.
14436 * flags.h (warn_if_disallowed_function_p,
14437 warn_disallowed_functions): Removed.
14438 * common.opt (Wdisallowed-function-list=): Removed.
14439 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14441 2009-03-28 Richard Guenther <rguenther@suse.de>
14443 PR tree-optimization/38723
14444 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14447 2009-03-28 Jan Hubicka <jh@suse.cz>
14449 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14450 test introduced by my previous patch.
14452 2009-03-28 Richard Guenther <rguenther@suse.de>
14454 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14455 the PHIs value undefined.
14457 2009-03-28 Jan Hubicka <jh@suse.cz>
14459 * tree-pass.h (pass_fixup_cfg): New pass.
14460 * ipa-inline.c (inline_transform): Set
14461 always_inline_functions_inlined/after_inlining.
14462 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14463 (pass_fixup_cfg): New pass.
14464 * passes.c (init_optimization_passes): Add fixup_cfg.
14466 2009-03-28 Richard Guenther <rguenther@suse.de>
14468 PR tree-optimization/38458
14469 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14470 argument use the arguments copy-of value.
14472 2009-03-28 Richard Guenther <rguenther@suse.de>
14474 PR tree-optimization/38180
14475 * tree-ssa-ccp.c (get_default_value): Simplify.
14476 (likely_value): Likewise.
14477 (surely_varying_stmt_p): Properly handle VOP case.
14478 (ccp_initialize): Likewise.
14479 (ccp_fold): Handle propagating through *&.
14480 (fold_const_aggregate_ref): Also handle decls.
14482 2009-03-28 Jan Hubicka <jh@suse.cz>
14484 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14485 * cgraph.h (cgraph_node): Likewise.
14486 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14487 (cgraph_reset_node): Use process flag.
14488 (cgraph_mark_functions_to_output): Likewise.
14489 (cgraph_expand_function): Likewise.
14490 (cgraph_expand_all_functions): Likewise.
14491 (cgraph_output_in_order): Likewise.
14492 * dwarf2out.c (reference_to_unused): Likewise.
14493 * passes.c do_per_function_toporder): Likewise.
14495 2009-03-28 Jan Hubicka <jh@suse.cz>
14497 Bring from lto-branch:
14499 2008-09-03 Doug Kwan <dougkwan@google.com>
14501 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14502 enums instead of reason strings.
14503 * cgraph.c (cgraph_create_edge): Same.
14504 (cgraph_inline_failed_string): New function.
14505 * cgraph.h (cgraph_inline_failed_t): New enum type.
14506 (cgraph_inline_failed_string): New prototype.
14507 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14508 char pointer to cgraph_inline_failed_t.
14509 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14510 (cgraph_default_inline_p): Ditto.
14511 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14512 to cgraph_inline_failed_t pointer.
14513 * cif-code.def: New file.
14514 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14516 (cgraph_check_inline_limits): Change type of REASON to pointer to
14517 cgraph_inline_failed_t. Replace reason strings with enums.
14518 (cgraph_default_inline_p): Ditto.
14519 (cgraph_recursive_inlining_p): Ditto.
14520 (update_caller_keys): Change type of FAILED_REASON to
14521 cgraph_inline_failed_t.
14522 (cgraph_set_inline_failed): Change type of REASON to pointer to
14523 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14524 convert enums to strings for text output.
14525 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14526 to be of type cgraph_inline_failed_t. Replace reason strings with
14527 enums. Call cgraph_inline_failed_string to covert enums
14528 to strings for text output.
14529 (cgraph_decide_inlining): Replace reason strings with enums.
14530 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14531 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14533 * tree-inline.c (expand_call_inline): Change type of REASON
14534 to cgraph_inline_failed_t. Replace reason strings with enums.
14535 Call cgraph_inline_failed_string for text output.
14536 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14539 2009-03-28 Jan Hubicka <jh@suse.cz>
14541 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14542 cgraph_clone_node): Remove master clone handling.
14543 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14544 * cgraph.h (master_clone): Remove.
14545 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14546 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14547 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14549 2009-03-28 Jan Hubicka <jh@suse.cz>
14551 * cgraph.c (cgraph_function_body_availability): Functions declared
14552 inline are always safe to assume that it is not going to be replaced.
14554 2009-03-28 Richard Guenther <rguenther@suse.de>
14556 PR tree-optimization/38513
14557 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14558 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14559 EXC_PTR_EXPR and FILTER_EXPR.
14560 (get_ref_from_reference_ops): Likewise.
14562 2009-03-28 Richard Guenther <rguenther@suse.de>
14564 PR tree-optimization/38968
14565 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14566 Use FLOOR_MOD_EXPR to compute misalignment.
14568 2009-03-28 Richard Guenther <rguenther@suse.de>
14570 PR tree-optimization/37795
14571 * tree.h (combine_comparisons): Declare.
14572 * fold-const.c (combine_comparisons): Export.
14573 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14575 (ifcombine_iforif): Use combine_comparisons.
14577 2009-03-28 Jan Hubicka <jh@suse.cz>
14579 * tree-eh.c (inlinable_call_p): New function.
14580 (make_eh_edges): Use it.
14581 (verify_eh_edges): Use it.
14582 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14583 * except.c (reachable_next_level): Add inlinable_function argument
14584 (sjlj_find_directly_reachable_regions): Update.
14585 (add_reachable_handler): Do not set saw_any_handlers.
14586 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14587 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14588 Add new inlinable call parameter.
14589 (can_throw_internal, can_throw_external): Update.
14590 * except.h (can_throw_internal_1, can_throw_external_1,
14591 foreach_reachable_handler): Update declaration.
14593 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14595 * config/arm/t-arm-coff, config/h8300/coff.h,
14596 config/i386/i386-aout.h, config/i386/i386-coff.h,
14597 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14598 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14599 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14600 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14601 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14602 sys-types.h: Remove.
14603 * Makefile.in: Remove protoize and fixproto support and references
14605 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14606 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14608 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14609 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14610 unprotoize$(exeext).
14611 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14612 (.PHONY): Don't depend on proto.
14613 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14614 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14615 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14616 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14617 build/gen-protos.o, build/scan.o, xsys-protos.h,
14618 build/fix-header$(build_exeext), build/fix-header.o,
14619 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14620 stmp-install-fixproto): Remove.
14621 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14622 SYSCALLS.c or fixproto files.
14623 (install-common): Don't install protoize.
14624 (install-headers-tar, install-headers-cpio, install-headers-cp):
14625 Don't depend on $(STMP_FIXPROTO).
14626 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14627 install fixproto files or write out fixproto settings.
14628 (uninstall): Don't uninstall protoize.
14629 * config.gcc (use_fixproto): Remove.
14630 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14631 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14632 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14633 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14634 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14635 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14636 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14637 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14638 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14639 * config/t-vxworks (STMP_FIXPROTO): Remove.
14640 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14641 STMP_FIXPROTO): Remove.
14642 * config.in, configure: Regenerate.
14643 * crtstuff.c (gid_t, uid_t): Don't undefine.
14644 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14645 (arm-*-coff, arm-*-aout: Remove target entries.
14646 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14647 Remove mention of AIX 4.1.
14648 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14649 * doc/invoke.texi (Running Protoize): Remove.
14650 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14651 (Protoize Caveats): Remove.
14652 * tsystem.h: Update comments on headers assumed to exist.
14654 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14656 * genautomata.c: Add a new year to the copyright. Add a new
14658 (struct insn_reserv_decl): Add comments for member bypass_list.
14659 (find_bypass): Remove.
14660 (insert_bypass): New.
14661 (process_decls): Use insert_bypass.
14662 (output_internal_insn_latency_func): Output all bypasses with the
14663 same input insn in one switch case.
14665 * rtl.def (define_bypass): Describe bypass choice.
14666 * doc/md.texi (define_bypass): Ditto.
14668 2009-03-27 Richard Guenther <rguenther@suse.de>
14670 * gimplify.c (mark_addressable): Export.
14671 * tree-flow.h (mark_addressable): Declare.
14672 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14673 * tree-ssa.c (verify_phi_args): Verify that address taken
14674 variables have TREE_ADDRESSABLE set.
14676 2009-03-27 Richard Guenther <rguenther@suse.de>
14678 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14679 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14680 Do not mark decls TREE_ADDRESSABLE.
14681 (build_fold_addr_expr): Adjust.
14682 (fold_addr_expr): Remove.
14683 (fold_unary): Use build_fold_addr_expr.
14684 (fold_comparison): Likewise.
14685 (split_address_to_core_and_offset): Likewise.
14686 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14688 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14689 (gimplify_modify_expr_to_memcpy): Mark source and destination
14691 * omp-low.c (create_omp_child_function): Mark the object decl
14693 (lower_rec_input_clauses): Mark the var we take the address of
14695 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14697 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14699 PR middle-end/39315
14700 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14701 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14703 2009-03-27 Richard Guenther <rguenther@suse.de>
14705 PR tree-optimization/39120
14706 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14708 (handle_lhs_call): Process return constraints. Add escape
14709 constraints if necessary.
14710 (handle_const_call): Fill out return constraints. Make nested
14711 case more precise. Avoid consttmp if possible.
14712 (handle_pure_call): Fill out return constraints. Avoid
14713 callused if possible.
14714 (find_func_aliases): Simplify call handling.
14716 2009-03-27 Richard Guenther <rguenther@suse.de>
14718 PR tree-optimization/39120
14719 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14720 as a representative.
14721 (solve_graph): Do propagate CALLUSED.
14722 (handle_pure_call): Use a scalar constraint from CALLUSED for
14724 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14727 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14730 * c-common.c (handle_aligned_attribute): Properly check alignment
14731 overflow. Use (1U << i) instead of (1 << i).
14733 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14735 * expr.h (get_mem_align_offset): Updated.
14737 * tree.h (tree_decl_common): Change align to "unsigned int" and
14738 move it before pointer_alias_set.
14740 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14741 Jakub Jelinek <jakub@redhat.com>
14744 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14745 gr_register_operand with gr_reg_or_0_operand.
14746 (cmpxchg_rel_di): Likewise.
14747 (sync_lock_test_and_set<mode>): Likewise.
14749 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14751 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14752 (true_regnum): Likewise.
14754 * rtlanal.c (subreg_info): Moved to ...
14755 * rtl.h (subreg_info): Here. New.
14756 (subreg_get_info): New.
14758 * rtlanal.c (subreg_get_info): Make it extern.
14760 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14763 * config/i386/i386.c (ix86_abi): New.
14764 (override_options): Handle -mabi=.
14765 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14766 (ix86_call_abi_override): Likewise.
14767 (init_cumulative_args): Likewise.
14768 (function_arg_advance): Likewise.
14769 (function_arg_64): Likewise.
14770 (function_arg): Likewise.
14771 (ix86_pass_by_reference): Likewise.
14772 (ix86_function_value_regno_p): Likewise.
14773 (ix86_build_builtin_va_list_abi): Likewise.
14774 (setup_incoming_varargs_64): Likewise.
14775 (is_va_list_char_pointer): Likewise.
14776 (ix86_init_machine_status): Likewise.
14777 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14778 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14779 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14780 (ix86_function_abi): Make it static and return enum calling_abi.
14781 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14783 (ix86_fn_abi_va_list): Updated.
14785 * config/i386/i386.h (ix86_abi): New.
14786 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14787 (CONDITIONAL_REGISTER_USAGE): Likewise.
14788 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14789 (machine_function): Likewise.
14791 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14793 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14794 (STACK_BOUNDARY): Likewise.
14795 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14797 * config/i386/i386.opt (mabi=): New.
14799 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14800 return enum calling_abi.
14801 (ix86_function_type_abi): Likewise.
14802 (ix86_function_abi): Removed.
14804 * doc/invoke.texi: Document -mabi= option for x86.
14806 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14808 * builtins.c (real_dconstp): Delete.
14809 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14811 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14812 Jakub Jelinek <jakub@redhat.com>
14815 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14816 (gen_subprogram_die): When a function is explicit, generate the
14817 DW_AT_explicit attribute.
14818 * langhooks.h (struct lang_hooks_for_decls): Add
14819 function_decl_explicit_p langhook.
14820 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14821 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14823 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14825 * builtins.c (fold_builtin_memory_op): Optimize memmove
14826 into memcpy if we can prove source and destination don't overlap.
14828 * tree-inline.c: Include gt-tree-inline.h.
14829 (clone_fn_id_num): New variable.
14830 (clone_function_name): New function.
14831 (tree_function_versioning): Use it.
14832 * Makefile.in (GTFILES): Add tree-inline.c.
14834 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14836 * BASE-VER: Change to 4.5.0.
14838 2009-03-27 Xinliang David Li <davidxl@google.com>
14840 PR tree-optimization/39557
14841 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14843 2009-03-27 Xinliang David Li <davidxl@google.com>
14845 PR tree-optimization/39548
14846 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14849 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14851 * c-common.c (pointer_int_sum): Use %wd on return from
14854 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14856 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14857 on return from tree_low_cst.
14859 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14862 * ginclude/stdarg.h (va_copy): Define also for
14863 __GXX_EXPERIMENTAL_CXX0X__.
14865 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14868 * builtins.h (c_strlen): Do not warn here.
14869 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14870 * c-common.c (pointer_int_sum): Take an explicit location.
14871 Warn about offsets out of bounds.
14872 * c-common.h (pointer_int_sum): Adjust declaration.
14874 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14876 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14879 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14882 * opts.c (warn_if_disallowed_function_p): Don't assume
14883 get_callee_fndecl must return non-NULL.
14885 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14887 PR rtl-optimization/39522
14888 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14889 when reg_reloaded_valid is set.
14891 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14893 * config/spu/divv2df3.c: New file.
14894 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14895 (DPBIT_FUNCS): Filter out _div_df.
14897 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14899 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14900 a jump insn, count that jump in the distance to the loop start.
14902 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14905 * config/sh/sh.c (calc_live_regs): Fix condition for global
14906 registers except PIC_OFFSET_TABLE_REGNUM.
14908 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14911 * doc/invoke.texi (-mconsole): New.
14913 (-mno-cygwin): New.
14915 (-mnop-fun-dllimport): New.
14919 (sub section "i386 and x86-64 Windows Options"): New.
14921 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14923 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14924 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14926 2009-03-25 Richard Guenther <rguenther@suse.de>
14928 PR middle-end/39497
14929 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14932 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14934 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14935 neither of haifa/selective schedulers are working.
14937 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14939 * doc/invoke.texi (Debugging Options): Fix description of
14940 -fno-merge-debug-strings.
14942 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14944 * config/cris/libgcc.ver: New version-script.
14945 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14947 * configure.ac <GAS features, nop mnemonic>: Add pattern
14948 crisv32-*-* for "nop".
14949 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14950 * configure: Regenerate.
14952 2009-03-24 Ira Rosen <irar@il.ibm.com>
14954 PR tree-optimization/39529
14955 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14956 mark_sym_for_renaming for the tag copied to the new vector
14959 2009-03-24 Arthur Loiret <aloiret@debian.org>
14961 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14962 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14963 EXTRA_SPEC_FUNCTIONS.
14964 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14965 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14966 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14967 -march and -mtune options.
14969 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14971 * config/m68k/t-rtems: Add m5329 multilib.
14973 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14974 Jakub Jelinek <jakub@redhat.com>
14977 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14980 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14983 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14984 instead of c_parser_expression_conv, if original_code isn't one of the
14985 4 allowed comparison codes, fail.
14987 2009-03-23 Richard Guenther <rguenther@suse.de>
14989 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14990 * tree.h (struct tree_type): Likewise.
14991 * reload.h (struct insn_chain): Likewise.
14992 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14993 * function.h (struct function): Likewise.
14994 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14996 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14998 PR tree-optimization/39516
14999 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15001 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15003 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15004 should be set true if BITS_PER_WORD of target is bigger than 32
15006 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15008 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15009 Translate -B-options to -rpath-link. Correct existing
15010 rpath-link and conditionalize on !nostdlib.
15012 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15014 * doc/extend.texi (Function Attributes, Variable Attributes):
15016 * doc/invoke.texi (Debugging Options, Optimize Options)
15017 (i386 and x86-64 Options, MCore Options): Likewise.
15019 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15022 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15023 it for block local namespace aliases.
15024 (gen_decl_die): Pass context_die to gen_namespace_die.
15026 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15029 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15030 minimum or maximum value.
15032 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15034 * reginfo.c (globalize_reg): Recompute derived reg sets.
15036 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15039 * libgcc2.c (mprotect): Do not use signed arguments for
15040 VirtualProtect, use DWORD arguments. Also fix the 'may
15041 be used uninitialized' warning for the np variable.
15043 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15046 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15047 functions using regparm calling conventions when not optimizing.
15048 (ix86_function_sseregparm): Similarly for sseregparm calling
15051 2009-03-19 Li Feng <nemokingdom@gmail.com>
15053 PR middle-end/39500
15054 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15055 dependence if the first conflict is after niter iterations.
15057 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15059 PR middle-end/38609
15060 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15061 functions with dynamic stack-pointer adjustments.
15063 2009-03-19 Ben Elliston <bje@au.ibm.com>
15065 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15066 option; change to -msdata=data.
15068 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15070 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15073 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15076 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15078 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15080 * doc/invoke.texi (Code Gen Options): Expand discussion of
15083 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15085 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15086 * matrix-reorg.c (struct matrix_info): Likewise.
15087 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15088 * rtl.h (struct mem_attrs): Likewise.
15089 * df.h (struct df): Likewise.
15090 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15091 * ira-int.h (struct ira_allocno): Likewise.
15092 * df-scan.c (struct df_collection_rec): Likewise.
15093 * ira.c (struct equivalence): Likewise.
15094 * function.c (struct temp_slot): Likewise.
15095 * cfgloop.h (struct loop): Likewise.
15098 * function.c (use_register_for_decl): When not optimizing, disregard
15099 register keyword for variables with types containing methods.
15101 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15103 PR middle-end/39447
15104 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15105 (is_simple_operand): Call contains_component_ref_p before calling data
15106 reference analysis that would fail on COMPONENT_REFs.
15108 * tree-vrp.c (search_for_addr_array): Fix formatting.
15110 2009-03-18 Richard Guenther <rguenther@suse.de>
15112 * tree-vect-transform.c (vect_loop_versioning): Fold the
15113 generated comparisons.
15114 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15115 (slpeel_tree_peel_loop_to_edge): Likewise.
15117 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15119 PR middle-end/37805
15120 * opts.c (print_specific_help): In addition to `undocumented',
15121 accept `separate' and `joined' flags if passed alone. Describe
15122 output by the first matched one of those.
15123 (common_handle_option): Skip over empty strings.
15124 * gcc.c (display_help): Fix help string for `--help='.
15125 * doc/invoke.texi (Option Summary, Overall Options): With
15126 `--help=', classes and qualifiers can both be repeated, but
15127 only the latter can be negated. One should not pass only
15128 negated qualifiers. Fix markup and examples.
15131 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15132 PR middle-end/37805
15133 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15134 and -fhelp=separate.
15136 2009-03-17 Jing Yu <jingyu@google.com>
15138 PR middle-end/39378
15139 * function.h (struct rtl_data): Move is_thunk from here...
15140 (struct function): ...to here.
15141 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15142 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15144 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15146 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15147 (alpha_output_function_end_prologue): Likewise.
15148 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15149 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15150 (rs6000_output_function_epilogue): Likewise.
15151 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15153 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15156 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15157 from different units in a single alternative.
15158 (*truncdfsf_i387): Ditto.
15159 (*truncxfsf2_mixed): Ditto.
15160 (*truncxfdf2_mixed): Ditto.
15162 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15164 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15165 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15168 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15169 unused non-artificial variables when not optimizing.
15172 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15173 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15174 NAMESPACE_DECL in its DECL_INITIAL.
15176 PR middle-end/39443
15177 * optabs.c (set_user_assembler_libfunc): New function.
15178 * expr.h (set_user_assembler_libfunc): New prototype.
15179 * c-common.c: Include libfuncs.h.
15180 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15181 for memcmp, memset, memcpy, memmove and abort.
15182 * Makefile.in (c-common.o): Depend on libfuncs.h.
15185 * dwarf2out.c (gen_inlined_enumeration_type_die,
15186 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15187 gen_tagged_type_instantiation_die): Removed.
15188 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15191 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15194 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15196 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15197 (check-parallel-%): Ditto.
15198 (check-consistency): Ditto.
15200 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15202 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15203 local variable rhs by NULL_TREE.
15205 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15208 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15210 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15213 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15215 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15218 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15219 for ms->sysv ABI calls only in 64bit mode.
15221 * config/i386/i386.md (untyped_call): Support 32bit.
15223 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15225 * doc/extend.texi: Replace x86_65 with x86_64.
15227 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15229 PR tree-optimization/39455
15230 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15231 mismatches for POINTER_TYPE_P (type).
15232 (number_of_iterations_le): Likewise.
15234 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15236 * config/picochip/picochip.c: Removed profiling support.
15237 * config/picochip/picochip.md: Removed profiling instruction.
15238 * config/picochip/picochip.h: Removed profiling builtin.
15240 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15242 * doc/install.texi (--with-host-libstdcxx): Document.
15244 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15247 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15248 generate a warning if the function name does not begin with
15249 "__vector" and the function has either the 'signal' or 'interrupt'
15250 attribute, from here to ...
15251 (avr_declare_function_name): ...here. New function.
15252 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15253 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15255 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15258 * cse.c (fold_rtx): Don't modify original const_arg1 when
15259 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15260 separate variable instead.
15261 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15262 from out of range shift counts.
15263 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15265 2009-03-13 Catherine Moore <clm@codesourcery.com>
15267 * config/i386/x-mingw32 (host-mingw32.o): Replace
15268 diagnostic.h with $(DIAGNOSTIC_H).
15270 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15273 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15275 * config/i386/sync.md (sync_compare_and_swap<mode>,
15276 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15277 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15279 (sync_double_compare_and_swapdi_pic,
15280 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15281 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15283 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15286 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15288 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15291 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15292 (avx_addsubv4df3): Likewise.
15293 (*avx_addsubv4sf3): Likewise.
15294 (sse3_addsubv4sf3): Likewise.
15296 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15299 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15301 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15304 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15305 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15306 registers for allocnos created from user-defined variables.
15308 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15311 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15312 of non-integer mode as well.
15314 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15316 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15317 for functions for which the parameter types are unknown.
15319 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15322 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15323 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15324 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15325 * config/i386/i386.c (ix86_local_alignment): For
15326 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15327 long long variables on the stack to avoid dynamic realignment.
15328 Allow the first argument to be a decl rather than type.
15329 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15331 2009-03-11 Nick Clifton <nickc@redhat.com>
15334 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15336 Add description to mno-lsim option.
15337 * config/mcore/mcore.h: Remove comment about deprecated m4align
15339 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15340 * doc/invoke.texi: Add description of mno-lsim and
15341 mstack-increment options.
15343 * config/fr30/fr30.opt: Document the -mno-lsim option.
15344 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15345 and -mno-lsim options.
15347 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15349 * fold-const.c (fold_comparison): Only call fold_inf_compare
15350 if the mode supports infinities.
15352 2009-03-11 Jason Merrill <jason@redhat.com>
15355 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15356 end already did. Notice GIMPLE_CALL modifications of the result.
15357 Don't copy debug information from an ignored decl or a decl from
15360 2009-03-10 Richard Guenther <rguenther@suse.de>
15361 Nathan Froyd <froydnj@codesourcery.com>
15363 PR middle-end/37850
15364 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15365 (__divMODE3): Likewise.
15367 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15369 PR tree-optimization/39394
15370 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15371 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15373 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15375 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15376 inline asms for register asm ("") declarations.
15378 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15380 * fold-const.c (fold_unary): Fix comment.
15382 2009-03-07 Jan Hubicka <jh@suse.cz>
15385 * tree-inline.c (setup_one_parameter): Do replacement of const
15386 argument by constant in SSA form.
15388 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15390 PR middle-end/38028
15391 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15392 determine alignment passed to assign_stack_local.
15393 (assign_parms_unsplit_complex): Likewise.
15394 * except.c (sjlj_build_landing_pads): Likewise.
15396 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15398 PR middle-end/39360
15399 * tree-flow.h (add_referenced_var): Return bool instead of void.
15400 * tree-dfa.c (add_referenced_var): Return result of
15401 referenced_var_check_and_insert call.
15402 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15403 of referenced_var_check_and_insert.
15406 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15407 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15408 DIE, don't emit it if abstract origin already has it.
15409 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15410 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15412 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15414 * genpreds.c (needs_variable): Fix parentheses at variable name
15416 (write_tm_constrs_h): Indent generated code.
15418 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15420 * doc/extend.texi (Function Attributes): Add documentation
15421 for isr attributes.
15423 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15426 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15427 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15429 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15431 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15434 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15437 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15438 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15440 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15442 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15443 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15444 constants instead of magic numbers.
15445 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15447 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15448 (x86_64_ms_abi_int_parameter_registers): Ditto.
15449 (x86_64_int_return_registers): Ditto.
15450 (ix86_maybe_switch_abi): Ditto.
15451 (ix86_expand_call): Ditto for clobbered_registers array.
15452 (ix86_hard_regno_mode_ok): Ditto.
15453 (x86_extended_QIreg_mentioned_p): Ditto.
15455 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15457 PR tree-optimization/39349
15458 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15460 * combine.c (gen_lowpart_for_combine): Use omode when generating
15463 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15465 PR rtl-optimization/39235
15466 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15468 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15470 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15472 2009-03-04 Richard Guenther <rguenther@suse.de>
15474 PR tree-optimization/39362
15475 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15476 that occur in abnormal PHIs should be varying.
15478 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15480 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15482 (simple_iv): Take loop as an argument instead of statement.
15483 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15484 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15486 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15488 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15489 * matrix-reorg.c (analyze_transpose): Ditto.
15490 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15491 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15492 * tree-predcom.c (ref_at_iteration): Ditto.
15493 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15495 2009-03-04 Richard Guenther <rguenther@suse.de>
15497 PR tree-optimization/39358
15498 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15499 escaped_id and callused_id.
15500 (solve_graph): Likewise.
15502 2009-03-04 Richard Guenther <rguenther@suse.de>
15504 PR tree-optimization/39339
15505 * tree-sra.c (try_instantiate_multiple_fields): Make it
15506 no longer ICE on the above.
15508 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15510 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15511 that fits within Pmode.
15513 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15515 PR middle-end/10109
15516 * tm.texi (LIBCALL_VALUE): Update description.
15518 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15520 PR middle-end/34443
15521 * doc/extend.texi (section): Update description.
15523 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15525 PR middle-end/39345
15526 * tree-inline.c (remapped_type): New.
15527 (can_be_nonlocal): Call remapped_type instead of remap_type.
15529 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15532 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15533 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15535 2009-03-03 Richard Guenther <rguenther@suse.de>
15537 PR middle-end/39272
15538 * tree.c (tree_nonartificial_location): New function.
15539 * tree.h (tree_nonartificial_location): Declare.
15540 * builtins.c (expand_builtin_memory_chk): Provide location
15541 of the call location for artificial function pieces.
15542 (maybe_emit_chk_warning): Likewise.
15543 (maybe_emit_sprintf_chk_warning): Likewise.
15544 (maybe_emit_free_warning): Likewise.
15545 * expr.c (expand_expr_real_1): Likewise.
15547 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15549 PR tree-optimization/39343
15550 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15551 COMPONENT_REF t has ARRAY_TYPE.
15553 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15555 PR middle-end/39335
15556 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15557 when the type precision of the induction variable should be
15558 larger than the type precision of nit.
15559 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15560 * graphite.c (graphite_loop_normal_form): Same.
15561 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15563 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15565 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15566 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15567 numbers to describe clobbered registers.
15568 (*call_value_0_rex64_ms_sysv): Ditto.
15569 * config/i386/mmx.md (mmx_emms): Ditto.
15570 (mmx_femms): Ditto.
15572 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15574 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15577 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15579 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15580 (spu_section_type_flags): New function.
15582 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15584 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15585 reg_class_contents of FLOAT_REGS into a temporary.
15587 2009-03-02 Richard Guenther <rguenther@suse.de>
15588 Ira Rosen <irar@il.ibm.com>
15590 PR tree-optimization/39318
15591 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15592 information to the vectorized statement.
15594 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15596 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15597 variable. Use defined names instead of magic constants for REX SSE
15600 2009-03-01 Richard Guenther <rguenther@suse.de>
15602 PR tree-optimization/39331
15603 * omp-low.c (lower_send_shared_vars): Do not receive new
15604 values for the reference of DECL_BY_REFERENCE parms or results.
15606 2009-03-01 Jan Hubicka <jh@suse.cz>
15609 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15610 BLOCK_NONLOCALIZED_VAR): New macros.
15611 (tree_block): Add nonlocalized_vars.
15612 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15613 gen_decl_die): Add origin argument. Allow generation of die with
15614 origin at hand only.
15615 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15616 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15618 (gen_block_die): Fix checking for unused blocks.
15619 (process_scope_var): Break out from .... ; work with origins only.
15620 (decls_for_scope) ... here; process nonlocalized list.
15621 (dwarf2out_ignore_block): Look for nonlocalized vars.
15622 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15624 (dump_scope_block): Dump them.
15625 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15626 (remap_block): Likewise.
15627 (can_be_nonlocal): New predicate.
15628 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15630 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15632 * configure: Regenerate.
15634 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15636 * optc-gen.awk: No need to duplicate option flags twice.
15637 Reuse help texts for duplicate options which do not have any.
15639 * gcc.c (display_help): Document --version.
15641 * gcc.c (main): If print_help_list and verbose_flag, ensure
15642 driver output comes before subprocess output.
15644 * optc-gen.awk: Assign all remaining fields to help string,
15645 space-separated, for multi-line help in *.opt.
15647 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15648 -Wno-pedantic-ms-format is for MinGW targets only.
15650 * doc/options.texi (Option file format): Fix bad indentation,
15651 restoring dropped sentence.
15653 2009-02-28 Jan Hubicka <jh@suse.cz>
15655 * tree-inline.c (tree_function_versioning): Output debug info.
15657 2009-02-28 Jan Hubicka <jh@suse.cz>
15660 * tree-inline.c (setup_one_parameter): Do not copy propagate
15661 arguments when not optimizing.
15663 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15666 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15667 (avx_addsubv4df3): Likewise.
15668 (*avx_addsubv4sf3): Likewise.
15669 (sse3_addsubv4sf3): Likewise.
15670 (*avx_addsubv2df3): Likewise.
15671 (sse3_addsubv2df3): Likewise.
15672 (avx_unpckhps256): Correct item selectors.
15673 (avx_unpcklps256): Likewise.
15674 (avx_unpckhpd256): Likewise.
15675 (avx_unpcklpd256): Likewise.
15677 2009-02-28 Jan Hubicka <jh@suse.cz>
15679 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15681 (copy_arguments_for_versioning): If var is declared don't declare it.
15682 (tree_function_versioning): First setup substitutions and then copy
15685 2009-02-27 Jan Hubicka <jh@suse.cz>
15688 * cgraph.h (varpool_output_debug_info): Remove.
15689 * cgraphunit.c (varpool_output_debug_info): Remove.
15690 * dwarf2out.c (deferred_locations_struct): New struct
15691 (deferred_locations): New type.
15692 (deferred_locations_list): New static var.
15693 (deffer_location): New function.
15694 (gen_variable_die): Use it.
15695 (decls_for_scope): Output info on local static vars.
15696 (dwarf2out_finish): Process deferred locations.
15697 * varpool.c (varpool_output_debug_info): Remove.
15699 2009-02-27 Jan Hubicka <jh@suse.cz>
15702 * tree.h (TREE_PROTECTED): Fix comment.
15703 (BLOCK_HANDLER_BLOCK): Remove.
15704 (struct tree_block): Remove handler_block add body_block.
15705 (inlined_function_outer_scope_p): New.
15706 (is_body_block): Remove.
15707 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15708 * dwarf2out.c (is_inlined_entry_point): Remove.
15709 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15710 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15712 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15713 * gimplify.c (gimplify_expr): Gimplify body blocks.
15714 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15715 block with multiple subblocks.
15716 (dump_scope_block): Prettier output; dump more flags and info.
15717 (dump_scope_blocks): New.
15718 (remove_unused_locals): Use dump_scope_blocks.
15719 * tree-flow.h (dump_scope_blocks): Declare.
15720 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15721 * stmt.c (is_body_block): Remove.
15722 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15723 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15725 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15727 PR middle-end/39308
15728 * graphite.c (graphite_loop_normal_form): Do not call
15729 number_of_iterations_exit from a gcc_assert.
15731 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15733 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15734 jumps if COND is NULL.
15735 (find_cond_jump): New function.
15736 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15737 * config/s390/s390.md: Remove z10_cobra attribute value.
15739 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15741 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15742 force_const_mem returns NULL_RTX.
15744 2009-02-26 Jan Hubicka <jh@suse.cz>
15747 * cgraph.h (varpool_output_debug_info): Remove.
15748 * cgraphunit.c (varpool_output_debug_info): Remove.
15749 * dwarf2out.c (deferred_locations_struct): New struct
15750 (deferred_locations): New type.
15751 (deferred_locations_list): New static var.
15752 (deffer_location): New function.
15753 (gen_variable_die): Use it.
15754 (decls_for_scope): Output info on local static vars.
15755 (dwarf2out_finish): Process deferred locations.
15756 * varpool.c (varpool_output_debug_info): Remove.
15758 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15760 PR rtl-optimization/39241
15761 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15762 to subreg_offset_representable_p.
15764 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15766 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15767 execute function prototype. Get f and nregs from max_reg_num
15768 and get_insns. Remove the first backward pass as it's dead,
15769 guard the forward pass by flag_expensive_optimizations.
15770 (rest_of_handle_regmove): Delete.
15771 (pass_regmove): Replace it with regmove_optimize.
15773 2009-02-25 Martin Jambor <mjambor@suse.cz>
15775 PR tree-optimization/39259
15776 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15777 calls_alloca function flags.
15778 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15779 calls are detected.
15781 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15783 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15784 flags_set_1_rtx, flags_set_1_set): Delete.
15785 (regmove_optimize): Do not call mark_flags_life_zones.
15787 2009-02-24 Julian Brown <julian@codesourcery.com>
15790 * config/arm/arm.c (require_pic_register): Only set
15791 cfun->machine->pic_reg once per function.
15793 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15795 * doc/invoke.texi (Link Options): Document an easier way to pass
15796 options that take arguments to the GNU linker using -Xlinker and -Wl.
15798 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15801 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15803 2009-02-24 Richard Guenther <rguenther@suse.de>
15806 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15808 2009-02-24 Richard Guenther <rguenther@suse.de>
15809 Zdenek Dvorak <ook@ucw.cz>
15811 PR tree-optimization/39233
15812 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15813 from converting them to a generic type.
15815 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15817 PR tree-optimization/39260
15818 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15819 contains a condition with a real type.
15820 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15822 2009-02-23 Jason Merrill <jason@redhat.com>
15825 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15826 narrowing_initializer_constant_valid_p.
15827 (narrowing_initializer_constant_valid_p): Don't return
15828 null_pointer_node for adding a pointer to itself.
15830 2009-02-23 Jan Hubicka <jh@suse.cz>
15833 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15836 2009-02-23 Jan Hubicka <jh@suse.cz>
15838 PR tree-optimization/37709
15839 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15840 * tree.h (block_ultimate_origin): Declare.
15841 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15842 * tree-ssa-live.c (remove_unused_scope_block_p):
15843 Eliminate blocks containig no instructions nor live variables nor
15845 (dump_scope_block): New function.
15846 (remove_unused_locals): Enable removal of dead blocks by default;
15847 enable dumping at TDF_DETAILS.
15849 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15851 * config/i386/i386.c (classify_argument): Don't allow COImode
15853 (function_arg_advance_32): Don't allow OImode.
15854 (function_arg_32): Likewise.
15855 (function_value_32): Likewise.
15856 (return_in_memory_32): Likewise.
15857 (function_arg_64): Remove OImode comment.
15859 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15862 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15863 ix86_expand_vector_set for V4DImode in 64bit mode only.
15864 (ix86_expand_vector_init_one_var): Likewise.
15866 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15868 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15870 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15873 * loop-iv.c: Revert last change.
15874 * emit-rtl.c: Likewise.
15876 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15879 * config/i386/i386.c (type_natural_mode): Remove an extra
15880 space in the warning message.
15881 (function_value_32): Handle 32-byte vector modes.
15882 (return_in_memory_32): Likewise.
15884 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15886 * loop-iv.c (truncate_value): New function.
15887 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15889 (lowpart_subreg): Move to...
15890 * emit-rtl.c: ...here.
15892 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15894 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15895 accidental and undocumented change at revision 140860.
15897 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15899 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15900 take gimple_seq * arguments.
15901 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15902 types_compatible_p langhook.
15904 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15905 Joseph Myers <joseph@codesourcery.com>
15907 * config/arm/arm.c (arm_builtin_va_list): New function.
15908 (arm_expand_builtin_va_start): Likewise.
15909 (arm_gimplify_va_arg_expr): Likewise.
15910 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15911 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15912 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15913 (va_list_type): New variable.
15914 (arm_mangle_type): Mangle va_list_type appropriately.
15916 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15918 PR middle-end/39157
15919 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15920 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15921 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15922 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15923 parameter to 1000 for -O1 by default.
15924 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15926 * loop-invariant.c: Include params.h.
15927 (move_loop_invariants): Don't call move_single_loop_invariants on
15930 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15932 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15933 offset when calculating bounds for indexing stack_usage_map. Fixes
15934 a buffer overflow with certain target setups.
15936 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15939 * calls.c (expand_call): Clear try_tail_call if caller and callee
15940 disagree in promotion of function return value.
15942 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15945 * c-common.c (c_determine_visibility): If visibility changed and
15946 DECL_RTL has been already set, call make_decl_rtl to update symbol
15949 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15952 * varasm.c (assemble_variable): Don't check DECL_NAME when
15953 globalizing a variable.
15955 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15958 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15959 expression before any __builtin_trap call.
15960 * c-typeck.c (build_function_call): Convert and check function
15961 arguments before generating a call to a trap. Evaluate the
15962 function arguments before the trap.
15964 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15967 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15968 (UNSPEC_FXAM_MEM): New unspec.
15969 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15970 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15971 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15973 2009-02-19 Richard Guenther <rguenther@suse.de>
15975 PR tree-optimization/39207
15976 PR tree-optimization/39074
15977 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15978 storedanything_tree): New.
15979 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15980 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15981 (build_succ_graph): Add edges from STOREDANYTHING to all
15983 (init_base_vars): Initialize STOREDANYTHING.
15984 (compute_points_to_sets): Free substitution info after
15985 building the succ graph.
15986 (ipa_pta_execute): Likewise.
15988 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15990 (do_ds_constraint): Do not add to special var or non-pointer
15992 (type_could_have_pointers): Split out from ...
15993 (could_have_pointers): ... here. For arrays use the element type.
15994 (create_variable_info_for): Initialize may_have_pointers.
15995 (new_var_info): Likewise.
15996 (handle_lhs_call): Make the HEAP variable unknown-sized.
15997 (intra_create_variable_infos): Use a type with pointers for
15998 PARM_NOALIAS, make it unknown-sized.
16000 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16003 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16005 2009-02-18 Jason Merrill <jason@redhat.com>
16008 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16009 value if DECL_EXTERNAL.
16010 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16011 * target.h (gcc_target::binds_local_p): Clarify "module".
16012 * tree.h (TREE_PUBLIC): Clarify "module".
16014 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16017 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16018 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16020 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16023 * c.opt (Wabi): Support C and ObjC.
16026 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16028 * config/i386/i386.c (classify_argument): Warn once about the ABI
16029 change when passing union with long double.
16031 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16033 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16036 * c-parser.c (c_parser_compound_statement): Always enter and leave
16039 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16042 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16044 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16046 PR tree-optimization/36922
16047 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16048 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16051 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16053 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16056 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16058 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16060 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16062 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16065 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16066 Richard Sandiford <rdsandiford@googlemail.com>
16068 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16069 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16070 (loongson_biadd): ...this.
16072 2009-02-17 Richard Guenther <rguenther@suse.de>
16074 PR tree-optimization/39202
16075 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16076 a var make sure to follow existing collapses.
16078 2009-02-17 Richard Guenther <rguenther@suse.de>
16080 PR middle-end/39214
16081 * langhooks.c (lhd_print_error_function): Check for NULL block.
16083 2009-02-17 Richard Guenther <rguenther@suse.de>
16085 PR tree-optimization/39204
16086 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16089 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16091 * config/soft-fp/double.h: Update from glibc CVS.
16093 2009-02-17 Richard Guenther <rguenther@suse.de>
16095 PR tree-optimization/39207
16096 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16097 strict-aliasing warnings for pointers pointing to NULL.
16099 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16102 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16103 skipping until next close brace.
16105 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16108 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16109 to function argument boundary.
16111 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16113 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16114 in the lea_add. Reload eventually constraints it properly.
16115 * config/picochip/constraints.md: Remove the target constraint
16116 "b", since it is not needed anymore.
16118 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16120 * gthr-dce.h: Uglify function parameter and local variable names.
16121 * gthr-gnat.h: Likewise.
16122 * gthr-mipssde.h: Likewise.
16123 * gthr-nks.h: Likewise.
16124 * gthr-posix95.h: Likewise.
16125 * gthr-posix.h: Likewise.
16126 * gthr-rtems.h: Likewise.
16127 * gthr-single.h: Likewise.
16128 * gthr-solaris.h: Likewise.
16129 * gthr-tpf.h: Likewise.
16130 * gthr-vxworks.h: Likewise.
16131 * gthr-win32.h: Likewise.
16133 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16136 * config/i386/i386.md: Restrict the new peephole2 to move
16137 between MMX/SSE registers.
16139 2009-02-15 Richard Guenther <rguenther@suse.de>
16142 2009-02-13 Richard Guenther <rguenther@suse.de>
16144 * configure.ac: Enable LFS.
16145 * configure: Re-generate.
16146 * config.in: Likewise.
16148 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16150 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16151 spu_srqwbyte, spu_srqwbytebc): Define.
16152 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16153 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16154 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16155 "shrqby_<mode>"): New insn-and-split patterns.
16156 * config/spu/spu.c (expand_builtin_args): Determine and return
16157 number of operands using spu_builtin_description data.
16158 (spu_expand_builtin_1): Use it.
16160 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16163 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16166 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16169 * config/i386/i386.c (override_options): Correct warning
16170 messages for -malign-loops, -malign-jumps and -malign-functions.
16172 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16175 * config/i386/i386.md: Restrict the new peephole2 to move
16176 between the general purpose registers.
16178 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16181 * config/i386/i386.c (type_natural_mode): Add a new argument.
16182 Return the original mode and warn ABI change if vector size is 32byte.
16183 (function_arg_advance): Updated.
16184 (function_arg): Likewise.
16185 (ix86_function_value): Likewise.
16186 (ix86_return_in_memory): Likewise.
16187 (ix86_sol10_return_in_memory): Likewise.
16188 (ix86_gimplify_va_arg): Likewise.
16189 (function_arg_32): Don't warn ABX ABI change here.
16190 (function_arg_64): Likewise.
16192 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16194 * loop-iv.c (implies_p): In the final case, test that operands 0
16195 of the two comparisons match.
16197 * config/bfin/bfin.c (find_prev_insn_start): New function.
16198 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16199 (find_next_insn_start): Move.
16201 2009-02-13 Richard Guenther <rguenther@suse.de>
16203 * configure.ac: Enable LFS.
16204 * configure: Re-generate.
16205 * config.in: Likewise.
16207 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16210 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16211 sizes on syntax error after some arguments have been parsed.
16213 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16215 * doc/invoke.texi (-fira): Remove.
16217 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16219 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16220 * recog.c: Likewise.
16223 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16225 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16226 (umul_ppmm): Likewise.
16227 (count_leading_zeros): Likewise.
16228 (count_trailing_zeros): Likewise.
16229 (UMUL_TIME): Likewise.
16231 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16233 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16234 soft-fp/t-softfp to tmake_file.
16236 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16237 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16238 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16239 IA64_BUILTIN_INFQ]: New.
16240 (ia64_init_builtins): Initialize __builtin_infq,
16241 __builtin_fabsq and __builtin_copysignq if not HPUX.
16242 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16243 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16245 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16247 (__fixtfti): Likewise.
16248 (__fixunstfti): Likewise.
16249 (__floattitf): Likewise.
16251 * config/ia64/libgcc-glibc.ver: New.
16252 * config/ia64/t-fprules-softfp: Likewise.
16253 * config/ia64/sfp-machine.h: Likewise.
16255 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16256 (LIBGCC2_TF_CEXT): Likewise.
16257 (TF_SIZE): Likewise.
16258 (TARGET_INIT_LIBFUNCS): Likewise.
16260 * config/ia64/t-glibc (SHLINB_MAPFILES):
16261 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16263 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16265 * config/i386/i386.c (construct_container): Rewrite processing
16266 BLKmode with X86_64_SSE_CLASS.
16268 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16271 * config/i386/i386.md: Replace simplify_replace_rtx with
16272 replace_rtx in the new peephole2.
16274 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16276 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16277 loop unrolling do not happen at -O2.
16279 2009-02-12 Michael Matz <matz@suse.de>
16281 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16283 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16285 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16288 2009-02-12 Ben Elliston <bje@au.ibm.com>
16290 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16291 patterns when updating the back chain. Missed in the 2009-02-10
16294 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16296 * doc/extend.texi (Decimal Floating Types): Update identifier of
16297 draft TR and list of missing support.
16299 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16301 PR middle-end/39154
16302 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16303 bit to variable length decl's flags, add it also to its
16304 pointer replacement variable.
16306 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16307 Jakub Jelinek <jakub@redhat.com>
16310 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16311 (memory_blockage): New expander.
16312 (*memory_blockage): New insn pattern.
16313 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16314 instead of general blockage at the end of function prologue when
16315 frame pointer is used to access red zone area. Do not emit blockage
16316 when profiling, it is emitted in generic code.
16317 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16318 function epilogue when frame pointer is used to access red zone area.
16320 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16323 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16324 by arithmetic with memory operands.
16325 * config/i386/predicates.md (commutative_operator): New.
16327 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16329 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16332 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16334 * alias.h (record_alias_subset): Declare.
16335 * alias.c (record_alias_subset): Make global.
16337 2009-02-10 Nick Clifton <nickc@redhat.com>
16339 * tree-parloops.c: Change license to GPLv3.
16340 * ipa-struct-reorg.c: Change license to GPLv3.
16341 * ipa-struct-reorg.h: Change license to GPLv3.
16343 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16346 * c-decl.c (start_struct): Return NULL on error.
16348 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16350 PR middle-end/39124
16351 * cfgloopmanip.c (remove_path): Call remove_bbs after
16352 cancel_loop_tree, not before it.
16355 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16356 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16357 VAR_DECLs were seen.
16358 * tree-ssa-live.c (remove_unused_locals): Recompute
16359 cfun->has_local_explicit_reg_vars.
16360 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16361 copies or clearings if cfun->has_local_explicit_reg_vars.
16363 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16366 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16367 of function prologue when frame pointer is used to access
16370 2009-02-10 Richard Guenther <rguenther@suse.de>
16372 PR middle-end/39127
16373 * gimplify.c (gimple_regimplify_operands): Always look if
16374 we need to create a temporary.
16376 2009-02-10 Richard Guenther <rguenther@suse.de>
16378 PR tree-optimization/39132
16379 * tree-loop-distribution.c (todo): New global var.
16380 (generate_memset_zero): Trigger TODO_rebuild_alias.
16381 (tree_loop_distribution): Return todo.
16383 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16386 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16387 (x86_64_reg_class_name): Removed.
16388 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16389 first one isn't X86_64_SSE_CLASS or any other ones aren't
16390 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16391 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16392 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16393 and 3 X86_64_SSEUP_CLASS.
16394 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16395 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16397 2009-02-10 Ben Elliston <bje@au.ibm.com>
16399 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16400 form instruction to update the stack back chain word, even if the
16401 user has disabled the generation of update instructions.
16402 (movdi_<mode>_update_stack): New.
16403 (movsi_update_stack): Likewise.
16404 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16405 always use an update form instruction to update the stack back
16408 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16410 PR middle-end/38953
16411 * graphite.c (if_region_set_false_region): After moving a region in
16412 the false branch of a condition, remove the empty dummy basic block.
16413 (gloog): Remove wrong fix for PR38953.
16415 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16417 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16418 generation due to implicit sign extension.
16420 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16422 PR middle-end/38981
16423 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16424 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16426 2009-02-09 Richard Guenther <rguenther@suse.de>
16428 PR middle-end/35202
16429 * convert.c (convert_to_real): Disable (float)fn((double)x)
16430 to fnf(x) conversion if errno differences may occur and
16431 -fmath-errno is set.
16433 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16435 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16436 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16437 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16439 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16442 * c-common.c (handle_alias_attribute): Disallow attribute for
16443 anything not a FUNCTION_DECL or VAR_DECL.
16445 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16448 * real.c (do_compare): Special-case compare of zero against
16449 decimal float value.
16451 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16454 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16455 as indicating flexible array members unless the field itself is
16456 being declarared as the incomplete array.
16458 2009-02-06 Jan Hubicka <jh@suse.cz>
16460 PR tree-optimization/38844
16461 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16462 is already inlined.
16464 2009-02-06 Richard Guenther <rguenther@suse.de>
16466 PR middle-end/38977
16467 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16468 fork because we may expand it as __gcov_fork.
16470 2009-02-06 Nick Clifton <nickc@redhat.com>
16472 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16474 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16476 PR tree-optimization/35659
16477 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16478 vn_phi_eq): Shortcut if hashcode does not match.
16479 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16481 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16482 and avoid iterative_hash_expr.
16483 (FOR_EACH_VALUE_ID_IN_SET): New.
16484 (value_id_compare): Remove.
16485 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16486 sort expressions by value id.
16488 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16491 * config/sh/predicates.md (general_movsrc_operand): Don't check
16492 the subreg of system registers here.
16494 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16497 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16498 on the copied decl.
16500 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16502 PR rtl-optimization/39110
16503 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16504 addresses, not aligned ones.
16506 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16507 Richard Guenther <rguenther@suse.de>
16509 PR tree-optimization/39100
16510 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16511 comment says and add edges.
16513 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16516 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16517 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16519 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16521 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16522 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16523 register_bb_in_sese, new_sese, free_sese): Moved.
16524 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16525 outermost_loop_in_scop, build_scop_iteration_domain,
16526 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16527 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16528 Use loop_in_sese_p instead of loop_in_scop_p.
16529 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16530 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16531 (scopdet_basic_block_info): Fix bug in scop detection.
16532 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16533 eq_loop_to_cloog_loop): Remove.
16534 (nb_loops_around_loop_in_scop, nb_loop
16535 ref_nb_loops): Moved here...
16536 * graphite.h (ref_nb_loops): ... from here.
16537 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16538 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16539 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16540 * testsuite/gcc.dg/graphite/scop-19.c: New
16542 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16543 Hans-Peter Nilsson <hp@axis.com>
16545 PR rtl-optimization/37889
16546 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16547 Move offset handling from PLUS to before the switch. Use new
16548 arguments when considering SYMBOL_REFs too.
16549 (rtx_addr_can_trap_p): Pass dummy offset and size.
16550 (enum may_trap_p_flags): Remove.
16551 (may_trap_p_1): Pass size from MEM_SIZE.
16553 PR rtl-optimization/38921
16554 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16555 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16556 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16557 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16559 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16561 AVX Programming Reference (January, 2009)
16562 * config/i386/sse.md (*vpclmulqdq): New.
16564 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16566 PR tree-optimization/38977
16567 PR gcov-profile/38292
16568 * calls.c (special_function_p): Disregard __builtin_ prefix.
16570 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16572 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16573 non-indexable addresses even before reload.
16575 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16578 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16579 as having variable size. Do not give an error for unnamed
16580 parameters with [*] declarators. Give a warning for type names
16581 with [*] declarators and mark them as variable size.
16582 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16583 for sizeof applied to [*] type names.
16585 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16588 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16590 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16592 * gcc.c (process_command): Update copyright notice dates.
16593 * gcov.c (print_version): Likewise.
16594 * gcov-dump.c (print_version): Likewise.
16595 * mips-tfile.c (main): Likewise.
16596 * mips-tdump.c (main): Likewise.
16598 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16601 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16602 for composite type involving a zero-length array type.
16604 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16607 * function.c (match_asm_constraints_1): Skip over
16608 initial optional % in the constraint.
16610 PR inline-asm/39059
16611 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16612 supported, don't accept FIXED_CSTs.
16613 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16614 and _Sat is used without _Fract/_Accum. Set specs->type to
16615 integer_type_node for cts_fract/cts_accum if fixed point is not
16618 2009-02-02 Catherine Moore <clm@codesourcery.com>
16620 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16622 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16624 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16625 (ABI_HAS_64BIT_SYMBOLS): Use it.
16626 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16628 2009-02-02 Paul Brook <paul@codesourcery.com>
16630 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16632 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16634 PR inline-asm/39058
16635 * recog.h (asm_operand_ok): Add constraints argument.
16636 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16637 recurse on matching constraint.
16638 (check_asm_operands): Pass constraints as 3rd argument to
16639 asm_operand_ok. Don't look up matching constraint here.
16640 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16643 2009-02-02 Ben Elliston <bje@au.ibm.com>
16645 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16646 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16648 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16650 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16651 information. Remove some obsolete information. Reorganize.
16653 * config/pa/fptr.c: Revert license to GPL 2.
16654 * config/pa/milli64.S: Likewise.
16656 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16659 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16660 LIBRARY name in, instead of hard-coding it.
16661 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16662 extra target make frag to tmake_files according to EH model.
16663 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16664 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16665 frags that define makefile variable EH_MODEL appropriately.
16666 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16667 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16668 to "-sjlj" according to type of EH configured.
16669 (LIBGCC_SONAME): Concatenate it to shared library base name.
16670 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16671 to "_sjlj" according to type of EH configured.
16672 (LIBGCC_SONAME): Concatenate it to shared library base name.
16673 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16674 (SHLIB_LINK): Add missing semicolon to if-else construct.
16675 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16676 string value of "pe_dll" command-line option.
16677 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16678 (SHLIB_SONAME): Use it when overriding t-cygming default.
16679 (SHLIB_IMPLIB): Override t-cygming default.
16680 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16681 string value of "pe_dll" command-line option.
16683 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16686 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16687 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16689 2009-01-31 Richard Guenther <rguenther@suse.de>
16691 PR tree-optimization/38937
16692 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16693 computing the transitive closure.
16695 2009-01-30 Richard Guenther <rguenther@suse.de>
16697 PR tree-optimization/39041
16698 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16699 Propagate variable indices only if the types match for this stmt.
16701 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16704 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16705 inline but never defined.
16707 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16709 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16710 (*insv_h_di_reg_extimm): New insn.
16711 (*insv_l<mode>_reg_extimm): New insn.
16713 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16715 * config/picochip/picochip.c (flag_conserve_stack): set
16716 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16717 fconserve-stack. Reduce call-overhead used by inliner.
16719 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16722 * common.opt (flag_conserve_stack): Initialised to zero.
16724 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16727 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16728 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16731 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16733 * ira-color.c (allocno_reload_assign): Update comments.
16734 * regmove.c (regmove_optimize): Likewise.
16738 2009-01-29 Robert Millan <rmh@aybabtu.com>
16740 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16741 * config/i386/kopensolaris-gnu.h: New file. Undefine
16742 `MD_UNWIND_SUPPORT'.
16743 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16745 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16747 PR tree-optimization/39007
16748 * tree-loop-distribution.c (generate_builtin): Use
16749 recompute_dominator to compute the immediate dominator of the
16750 basic block just after the loop.
16752 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16754 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16755 (ASM_OUTPUT_DWARF_PCREL): Define.
16757 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16759 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16760 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16761 global. Modify entries about regmove and IRA.
16763 * ra-conflict.c: Remove the file.
16765 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16767 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16768 (pass_regclass_init): Rename to pass_reginfo_init.
16770 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16772 * toplev.h (flag_ira): Remove.
16774 * caller-save.c (setup_save_areas): Remove flag_ira.
16776 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16778 * global.c: Remove the file.
16780 * opts.c (decode_options): Remove flag_ira.
16782 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16784 * regmove.c: Modify file description.
16785 (find_use_as_address, try_auto_increment): Define them only if
16786 AUTO_INC_DEC is defined.
16787 (replacement_quality, replace_in_call_usage, fixup_match_1,
16788 stable_and_no_regs_but_for_p): Remove.
16789 (reg_set_in_bb): Make it static.
16790 (regmove_optimize): Remove flag_ira and code which worked for
16793 * local-alloc.c: Remove the file.
16795 * common.opt (fira): Remove.
16797 * ira.c: Include except.h.
16798 (eliminable_regset): Move from global.c.
16799 (mark_elimination): Ditto. Remove flag_ira.
16800 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16801 equiv_mem_modified, validate_equiv_mem_from_store,
16802 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16803 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16804 no_equiv, recorded_label_ref): Move from local-alloc.c.
16805 (update_equiv_regs): Ditto. Make it static.
16806 (print_insn_chain, print_insn_chains): Move it from global.c.
16807 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16808 (build_insn_chain): Ditto. Make it static.
16809 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16810 Rename to init_live_subregs.
16811 (gate_ira): Remove flag_ira.
16813 * regclass.c: Rename reginfo.c. Change file description.
16814 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16815 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16816 (init_reg_sets_1): Remove code for evaluation of
16817 reg_class_superclasses and losing_caller_save_reg_set.
16818 (init_regs): Remove init_reg_autoinc.
16819 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16820 ok_for_base_p_nonstrict): Remove.
16821 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16822 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16823 corresponding entries.
16824 (dump_regclass, record_operand_costs, scan_one_insn,
16825 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16826 record_address_regs, auto_inc_dec_reg_p): Remove.
16827 (gt-regclass.h): Rename to gt-reginfo.h.
16829 * rtl.h (dump_global_regs, retry_global_alloc,
16830 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16832 * Makefile.in (RA_H): Remove.
16833 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16834 Rename regclass.o to reginfo.o.
16835 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16837 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16838 (GTFILES): Rename regclass.c to reginfo.c.
16840 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16841 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16843 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16844 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16846 (finish_spills): Ditto. Remove code for !flag_ira.
16848 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16850 PR middle-end/35854
16851 * doc/invoke.texi (rtl debug options): Complete rewrite.
16852 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16854 * mode-switching.c (pass_mode_switching): Rename pass from
16855 "mode-sw" to "mode_sw".
16856 * except.c (pass_convert_to_eh_ranges): Rename pass from
16857 "eh-ranges" to "eh_ranges".
16858 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16862 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16863 Alexander Monakov <amonakov@ispras.ru>
16865 PR middle-end/38857
16866 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16868 (move_exprs_to_boundary): Change return type and pass through
16869 should_move from move_op. Relax assert. Update usage ...
16870 (schedule_expr_on_boundary): ... here. Use should_move instead of
16872 (move_op_orig_expr_found): Indicate that insn was disconnected from
16874 (code_motion_process_successors): Do not call after_merge_succs
16875 callback if original expression was not found when traversing any of
16877 (code_motion_path_driver): Change return type. Update prototype.
16878 (move_op): Update comment. Add a new parameter (should_move). Update
16879 prototype. Set *should_move based on indication provided by
16880 move_op_orig_expr_found.
16882 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16884 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16885 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16886 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16887 * config/rs6000/rs6000.c (rs6000_override_options): Default
16888 avoid-indexed-addresses on for Power6, off for everything else.
16889 (avoiding_indexed_address_p): New function.
16890 (rs6000_legitimize_address): Use it.
16891 (rs6000_legitimate_address): Likewise.
16892 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16894 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16896 PR tree-optimization/38997
16897 * tree-loop-distribution.c (generate_memset_zero): Use
16898 POINTER_PLUS_EXPR for a pointer addition.
16900 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16902 * config/s390/s390.md (bswap<mode>2): New pattern added.
16904 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16906 * config/s390/s390.md (*tls_load_31): Added type attribute.
16908 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16910 * config/s390/s390.md: Fix a few comments.
16912 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16914 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16915 (*tm<mode>_full): Fixed z10prop attribute.
16916 (*tst<mode>_extimm): Fixed z10prop attribute.
16917 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16918 (*tstqiCCT_cconly): Fixed z10prop attribute.
16919 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16920 (*movsi_larl): Fixed z10prop attribute.
16921 (*movsi_zarch): Fixed z10prop attribute.
16922 (*movsi_eas): Fixed z10prop attribute.
16923 (*movhi): Fixed z10prop attribute.
16924 (*movqi): Fixed z10prop attribute.
16925 (*movstrictqi): Fixed z10prop attribute.
16926 (*mov<mode>): Fixed z10prop attribute.
16927 (*movcc): Fixed z10prop attribute.
16928 (*sethighpartdi_64): Fixed z10prop attribute.
16929 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16930 (*negdi2_sign_cc): Fixed z10prop attribute.
16931 (*negdi2_sign): Fixed z10prop attribute.
16932 (*absdi2_sign_cc): Fixed z10prop attribute.
16933 (*absdi2_sign): Fixed z10prop attribute.
16934 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16935 (*negabsdi2_sign): Fixed z10prop attribute.
16936 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16937 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16938 (doloop_si64): Fixed z10prop attribute.
16939 (doloop_si31): Fixed z10prop attribute.
16940 (doloop_long): Fixed z10prop attribute.
16941 (indirect_jump): Fixed z10prop attribute.
16942 (nop): Fixed z10prop attribute.
16943 (main_base_64): Fixed z10prop attribute.
16944 (reload_base_64): Fixed z10prop attribute.
16946 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16948 PR rtl-optimization/38740
16949 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16951 * config/mips/mips.c (mips_reorg): Likewise.
16953 2009-01-28 Richard Guenther <rguenther@suse.de>
16955 PR tree-optimization/38926
16956 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16957 with the correct value id to a value.
16958 (do_regular_insertion): Use the value number of edoubleprime
16959 for the value number of the expr.
16962 2008-08-21 Richard Guenther <rguenther@suse.de>
16964 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16965 a PHI ask VN if it is already available.
16966 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16967 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16969 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16971 PR middle-end/38934
16972 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16973 set to varying whenever max has TREE_OVERFLOW set, similarly
16974 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16976 2009-01-28 Richard Guenther <rguenther@suse.de>
16978 PR middle-end/38908
16979 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16980 uninitialized aggregate uses in call arguments.
16982 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16984 PR tree-optimization/38984
16985 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16986 the nothing_id variable if -fno-delete-null-pointer-checks.
16988 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16991 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16992 (set_got_offset_rex64): Ditto.
16994 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16997 * doc/extend.texi: Improve local variable with asm reg.
16999 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17001 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17002 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17003 was not supplied then set warn_packed_bitfield_compat to the
17004 default value of 1.
17005 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17008 2009-01-27 Richard Guenther <rguenther@suse.de>
17010 PR tree-optimization/38503
17011 * cfgexpand.c (expand_gimple_basic_block): Ignore
17012 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17013 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17014 variables that cannot have TBAA applied.
17015 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17018 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17020 PR middle-end/38969
17021 * calls.c (initialize_argument_information): Do not wrap complex
17022 arguments in SAVE_EXPR.
17024 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17026 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17027 (INSTALL_LIBGCC): Revert typo commit.
17029 2009-01-26 Richard Guenther <rguenther@suse.de>
17031 PR tree-optimization/38745
17032 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17033 from special handling.
17035 2009-01-26 Richard Guenther <rguenther@suse.de>
17037 PR tree-optimization/38745
17038 * tree-ssa.c (execute_update_addresses_taken): Do not include
17039 variables that cannot possibly be a register in not_reg_needs.
17040 Do not clear TREE_ADDRESSABLE on vars that may not become
17042 * tree-ssa.c (update_alias_info_1): Include those in the set
17043 of addressable vars.
17045 2009-01-26 Richard Guenther <rguenther@suse.de>
17047 PR middle-end/38851
17048 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17049 * tree-ssa-dse.c: Include langhooks.h
17050 (execute_simple_dse): Remove stores with zero size.
17052 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17055 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17058 2009-01-24 Julian Brown <julian@codesourcery.com>
17060 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17061 config/arm/linux-atomic.c.
17062 * config/arm/linux-atomic.c: New.
17064 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17066 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17067 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17068 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17070 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17073 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17076 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17078 PR tree-optimization/38953
17079 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17080 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17081 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17082 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17085 2009-01-24 Paul Brook <paul@codesourcery.com>
17087 * config/arm/neon.md (neon_type): Move to arm.md.
17088 (neon_mov<VSTRUCT>): Add neon_type attribute.
17089 * config/arm/arm.md (neon_type): Move to here.
17090 (conds): Add "unconditioal" and use as default for NEON insns.
17092 2009-01-24 Ben Elliston <bje@au.ibm.com>
17094 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17095 void *' warning from -Wc++-compat.
17096 * Makefile.in (dominance.o-warn): Remove.
17098 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17100 PR tree-optimization/38932
17101 * fold-const.c (fold_unary_ignore_overflow): New.
17102 * tree.h (fold_unary_ignore_overflow): Declare.
17103 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17104 * tree-ssa-sccvn.c (visit_reference_op_load,
17105 simplify_unary_expression): Likewise.
17107 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17109 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17110 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17111 regardless of their type.
17112 * c-common.c (handle_packed_attribute): Don't ignore packed on
17114 * c.opt (Wpacked-bitfield-compat): New warning option.
17115 * stor-layout.c (place_field): Warn if offset of a field changed.
17116 * doc/extend.texi (packed): Mention the ABI change.
17117 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17118 (Warning Options): Add it to the list.
17120 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17122 * c-opts.c (c_common_post_options): Fix a typo in comments.
17124 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17126 PR middle-end/38615
17127 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17128 variables to static.
17129 * doc/invoke.texi (-fmerge-all-constants): Update description.
17131 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17134 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17135 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17137 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17139 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17141 (LOCAL_ALIGNMENT): Similarly.
17143 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17144 Joseph Myers <joseph@codesourcery.com>
17146 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17147 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17148 * config/arm/arm-tune.md: Regenerate.
17149 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17152 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17154 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17155 version number to five.
17157 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17160 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17161 * c-common.c (set_underlying_type): Likewise.
17162 (is_typedef_decl ): Likewise
17164 (set_underlying_type): Likewise.
17165 (is_typedef_type): Likewise.
17167 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17169 PR middle-end/38587
17170 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17173 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17176 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17177 (LIBGCC_SPEC): Don't define.
17178 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17180 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17182 PR rtl-optimization/38879
17183 * alias.c (base_alias_check): Unaligned access via AND address can
17184 alias all surrounding object types except those with sizes equal
17185 or wider than the size of unaligned access.
17187 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17190 * c-decl.c (clone_underlying_type): Move this ...
17191 * c-common.c (set_underlying_type): ... here.
17192 Also, make sure the function properly sets TYPE_STUB_DECL() on
17193 the newly created typedef variant type.
17194 (is_typedef_decl ): New entry point.
17195 * tree.h: Added a new member member_types_needing_access_check to
17196 struct tree_decl_non_common.
17197 (set_underlying_type): New entry point.
17198 (is_typedef_type): Likewise.
17200 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17202 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17203 Check whether two instructions have memory references that
17204 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17205 are helper functions for traversing.
17206 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17207 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17208 not to draw dependency edge for instructions with non-conflicting
17211 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17214 * longlong.h: Update copyright years. Use soft-fp license notice.
17215 Sync __clz_tab declaration with glibc.
17217 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17220 * doc/extend.texi (syscall_linkage): New.
17221 (version_id): Modify.
17223 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17224 Richard Guenther <rguenther@suse.de>
17226 PR tree-optimization/38747
17227 PR tree-optimization/38748
17228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17229 conversion if the base address is an indirect reference and the
17230 aliasing sets could cause issues.
17232 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17234 * common.opt (fgraphite, fgraphite-identity): Add comment for
17235 explaining why these options are not documented.
17237 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17239 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17240 gimple_call_lhs is NULL.
17242 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17245 * emit-rtl.c (adjust_address_1): Make sure memref is never
17248 2009-01-20 Ben Elliston <bje@au.ibm.com>
17250 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17251 const qualifier from arg parameter. Remove unnecessary cast to char *.
17252 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17253 const qualifier from arg 2.
17255 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17257 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17259 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17262 * rtl.h (reinit_regs): New prototype.
17263 * regclass.c: Include ira.h.
17264 (reinit_regs): New.
17265 * Makefile.in (regclass.o): Add ira.h.
17266 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17268 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17271 * c-common.c (handle_aligned_attribute): Use
17272 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17273 default alignment value.
17275 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17277 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17278 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17280 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17281 __BIGGEST_ALIGNMENT__.
17283 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17285 2009-01-18 Richard Guenther <rguenther@suse.de>
17287 PR tree-optimization/38819
17288 * tree-flow.h (operation_could_trap_helper_p): Declare.
17289 * tree-eh.c (operation_could_trap_helper_p): Export.
17290 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17291 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17292 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17293 are about to insert a possibly trapping instruction and fail
17296 2009-01-18 Andreas Schwab <schwab@suse.de>
17298 * doc/install.texi (Configuration): Remove obsolete paragraph
17299 about use of --with-gnu-ld with --with-gnu-as.
17301 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17303 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17304 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17305 Follow spelling conventions.
17307 2009-01-18 Ben Elliston <bje@au.ibm.com>
17309 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17310 C++ warning about implicit conversion from void * to struct
17312 (bitmap_obstack_free): Likewise for bitmap_element *.
17313 * Makefile.in (bitmap.o-warn): Remove.
17315 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17317 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17319 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17320 Tobias Grosser <tobi.grosser@amd.com>
17322 * graphite.c (graphite_trans_scop_block): Do not block single
17325 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17327 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17328 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17329 test with assertion.
17331 2009-01-16 Richard Guenther <rguenther@suse.de>
17333 PR tree-optimization/38835
17334 PR middle-end/36227
17335 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17336 and INT + PTR -> (INT)(PTR p+ INT) folding.
17337 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17339 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17342 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17343 the subreg from a lowpart subreg if it is also casting the value.
17345 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17346 Tobias Grosser <tobi.grosser@amd.com>
17348 * graphite.c (compare_prefix_loops): New.
17349 (build_scop_canonical_schedules): Rewritten.
17350 (graphite_transform_loops): Move build_scop_canonical_schedules
17351 after build_scop_iteration_domain.
17353 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17354 Tobias Grosser <tobi.grosser@amd.com>
17356 * graphite.c (add_conditions_to_domain): Add the loops to
17357 the dimension of the iteration domain. Do copy the domain
17358 only when it exists.
17359 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17360 (add_conditions_to_constraints): New.
17361 (can_generate_code_stmt, can_generate_code): Removed.
17362 (gloog): Do not call can_generate_code.
17363 (graphite_transform_loops): Call add_conditions_to_constraints
17364 after building the iteration domain.
17366 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17368 PR tree-optimization/38789
17369 * tree-ssa-threadedge.c
17370 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17371 __builtin_constant_p.
17373 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17375 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17376 examined before deleting them.
17378 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17380 * function.c (aggregate_value_p): Correctly extract the function
17381 type from CALL_EXPR_FN lookup.
17383 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17385 * config/picochip/picochip.c (picochip_override_options): Revert
17386 CFI asm flag disable commited previously.
17388 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17389 Tobias Grosser <tobi.grosser@amd.com>
17390 Jan Sjodin <jan.sjodin@amd.com>
17392 * graphite.c (scan_tree_for_params): On substractions negate
17393 all the coefficients of the term.
17394 (clast_to_gcc_expression_red): New. Handle reduction expressions
17395 of more than two operands.
17396 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17397 (get_vdef_before_scop): Handle also the case of default definitions.
17399 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17401 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17402 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17403 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17405 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17406 Joey Ye <joey.ye@intel.com>
17408 PR middle-end/37843
17409 * cfgexpand.c (expand_stack_alignment): Don't update stack
17410 boundary nor check incoming stack boundary here.
17411 (gimple_expand_cfg): Update stack boundary and check incoming
17412 stack boundary here.
17414 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17416 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17418 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17420 PR rtl-optimization/38245
17421 * calls.c (expand_call): Add stack arguments to
17422 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17423 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17424 in regs and partially in memory or BLKmode arguments.
17425 (emit_library_call_value_1): Add stack arguments to
17426 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17427 ACCUMULATE_OUTGOING_ARGS).
17428 * dce.c: Include tm_p.h.
17429 (find_call_stack_args): New function.
17430 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17432 (mark_insn): Call find_call_stack_args for CALL_Ps.
17433 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17434 forwards. Allocate and free arg_stores bitmap if needed, pass it
17435 down to deletable_insn_p, don't mark stores set in arg_stores
17436 bitmap, clear the bitmap at the beginning of each bb.
17437 * Makefile.in (dce.o): Depend on $(TM_P_H).
17439 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17442 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17443 to make sure the insn is a conditional test (bug 22599). Reformat a
17446 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17448 PR middle-end/38431
17449 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17450 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17451 (gloog): Do not call cleanup_tree_cfg.
17452 (graphite_transform_loops): Call cleanup_tree_cfg after all
17453 scops have been code generated.
17455 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17456 * doc/gty.texi (Invoking the garbage collector): Added new node
17457 and section documenting ggc_collect.
17459 2009-01-14 Richard Guenther <rguenther@suse.de>
17461 PR tree-optimization/38826
17462 PR middle-end/38477
17463 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17464 initialization notes only if we actually emitted a warning.
17465 (intra_create_variable_infos): Add constraints for a result decl
17466 that is passed by hidden reference.
17467 (build_pred_graph): Mark all related variables non-direct on
17470 2009-01-14 Nick Clifton <nickc@redhat.com>
17472 * ira-conflicts.c: Include addresses.h for the definition of
17474 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17475 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17477 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17480 * Makefile.in (ira-lives.o): Add except.h.
17482 * ira-lives.c: Include except.h.
17483 (process_bb_node_lives): Process can_throw_internal.
17485 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17487 PR rtl-optimization/38774
17488 * combine.c (simplify_set): When undoing cc_use change, don't do
17489 PUT_CODE on the newly created comparison, but instead put back the
17492 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17494 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17495 values. Remove duplicate arm8 entry.
17497 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17499 PR tree-optimization/38786
17500 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17501 the SSA_NAME case of expand_scalar_variables_expr.
17502 Set the type of an expression to the type of its assign statement.
17503 (expand_scalar_variables_expr): Also gather the scalar computation
17504 used to index the memory access. Do not pass loop_p.
17505 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17506 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17507 the gimple_stmt_iterator where it inserts new code.
17508 Do not pass loop_p.
17509 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17510 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17512 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17514 * graphite.h (debug_value): Removed.
17515 * graphite.c (debug_value): Removed.
17517 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17519 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17520 ldrd/strd with two 32-bit instructions.
17522 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17524 * config/arm/arm.c (struct processors): Pass for speed down into
17525 cost helper functions.
17526 (const_ok_for_op): Handle COMPARE and inequality nodes.
17527 (arm_rtx_costs_1): Rewrite.
17528 (arm_size_rtx_costs): Update prototype.
17529 (arm_rtx_costs): Pass speed down to helper functions.
17530 (arm_slowmul_rtx_costs): Rework cost calculations.
17531 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17532 (arm_9e_rtx_costs): Likewise.
17534 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17536 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17537 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17538 (alpha_legitimize_address): Do not split local symbols wider than
17539 UNITS_PER_WORD into HIGH/LO_SUM parts.
17541 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17544 * gcc.c (process_command): Replace call to execvp with calls
17545 to pex_one and exit.
17547 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17550 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17551 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17552 variant for devices with 3-byte PC.
17553 (__tablejump_elpm__): New.
17555 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17558 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17559 offsetof member-designator, handle it as `[0].'.
17561 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17563 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17564 function when not using named sections on targets with named sections
17565 if branch distance is less than 262132.
17567 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17569 * combine.c (combine_instructions): Recompute
17570 optimize_this_for_speed_p for each BB in the main combine loop.
17572 2009-01-12 Tomas Bily <tbily@suse.cz>
17575 * tree-loop-distribution.c (prop_phis): New function.
17576 (generate_builtin): Call prop_phis.
17577 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17579 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17581 PR tree-optimization/38807
17582 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17583 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17585 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17587 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17588 subreg of op0 to the original op0.
17590 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17592 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17594 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17597 * mips-tfile.c (parse_def): Fix parsing of def strings
17598 starting with digits.
17600 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17603 * config/arm/arm.c (arm_is_long_call_p): Don't call
17604 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17606 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17608 * regrename.c (regrename_optimize): Fix dumping.
17609 (find_oldest_value_reg): Preserve REG_POINTER.
17610 (copy_hardreg_forward_1): Likewise.
17612 2009-01-09 Diego Novillo <dnovillo@google.com>
17614 * gimple.h (struct gimple_statement_base) <uid>: Document
17615 the restrictions on its use.
17616 (gimple_uid): Tidy.
17617 (gimple_set_uid): Tidy.
17619 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17621 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17622 zero guard even if align_bytes != 0 and count is smaller than
17625 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17627 PR rtl-optimization/38495
17628 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17629 (add_range_and_copies_from_move_list): Print all added ranges.
17630 Add ranges to memory optimized destination.
17632 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17636 * config/i386/i386.c (override_options): Reject
17637 -mstringop-strategy=rep_8byte with -m32.
17638 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17639 to 1. Do count comparison against epilogue_size_needed at compile
17640 time even when count_exp was constant forced into register. For
17641 size_needed don't jump to epilogue, instead just avoid aligning
17642 and invoke the body algorithm. If need_zero_guard, add zero guard
17643 even if count is non-zero, but smaller than size_needed + number of
17644 bytes that could be stored for alignment.
17645 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17646 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17647 but smaller than size_needed + number of bytes that could be stored
17648 for alignment. Compare size_needed with epilogue_size_needed instead
17649 of desired_align - align, don't adjust size_needed, pass
17650 epilogue_size_needed to the epilogue expanders.
17653 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17655 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17657 * pa.c (last_address): Change to unsigned.
17658 (update_total_code_bytes): Change argument to unsigned. Don't
17659 check if insn addresses are set.
17660 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17661 addresses are not set.
17662 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17664 2009-01-09 Nick Clifton <nickc@redhat.com>
17666 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17667 DECL_DECLARED_INLINE_P.
17669 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17671 PR middle-end/38347
17672 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17673 GET_MODE (op0) in operand_subword_force calls.
17675 PR middle-end/38771
17676 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17677 fold_convert arg0 operands to TREE_TYPE (op0) first.
17679 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17681 * params.def (ira-max-conflict-table-size): Decrease default value
17684 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17686 PR tree-optimization/37031
17687 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17689 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17690 allocate it using gc instead of heap, use VEC_quick_push instead of
17692 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17693 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17694 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17695 allocated vector from heap allocated.
17696 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17697 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17698 vector only after perfect_loop_nest_depth call.
17700 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17701 Jan Sjodin <jan.sjodin@amd.com>
17703 PR tree-optimization/38559
17704 * graphite.c (debug_value, copy_constraint,
17705 swap_constraint_variables, scale_constraint_variable, ): New.
17706 (get_lower_bound, get_upper_bound): Removed.
17707 (graphite_trans_bb_strip_mine): Clean up this code that works
17708 only for constant number of iterations. Fully copy upper and
17709 lower bound constraints, not only the constant part of them.
17710 * graphite.h (debug_value): Declared.
17712 2009-01-08 Ira Rosen <irar@il.ibm.com>
17714 PR tree-optimization/37194
17715 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17716 Don't add the cost of cost model guard in prologue to scalar
17717 outside cost in case of known number of iterations.
17719 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17720 Alan Modra <amodra@bigpond.net.au>
17722 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17723 non-word-aligned REG+CONST addressing.
17725 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17728 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17729 free_after_compilation when outputting a thunk.
17730 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17731 Do not call free_after_compilation here.
17733 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17735 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17736 (ix86_valid_target_attribute_inner_p): Ditto.
17738 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17740 PR tree-optimization/38492
17741 PR tree-optimization/38498
17742 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17743 * tree-chrec.h (scev_is_linear_expression): Declared.
17744 * graphite.c (graphite_cannot_represent_loop_niter): New.
17745 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17746 (graphite_loop_normal_form): Use gcc_assert.
17747 (scan_tree_for_params): Use CASE_CONVERT.
17748 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17749 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17750 Use gcc_assert. Discard scops that contain unhandled cases.
17751 (build_scop_conditions): Return a boolean status for unhandled cases.
17752 (strip_mine_profitable_p): Print the loop number, not its depth.
17753 (is_interchange_valid): Pass the depth of the loop nest, don't
17754 recompute it wrongly.
17755 (graphite_trans_bb_block): Same.
17756 (graphite_trans_bb_block): Print tentative of loop blocking.
17757 (graphite_trans_scop_block): Do not print that the loop has been
17759 (graphite_transform_loops): Do not handle scops that contain condition
17762 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17764 AVX Programming Reference (December, 2008)
17765 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17766 (_mm256_stream_pd): Likewise.
17767 (_mm256_stream_ps): Likewise.
17769 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17770 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17771 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17772 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17773 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17774 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17775 (ix86_expand_special_args_builtin): Likewise.
17777 * config/i386/sse.md (AVXMODEDI): New.
17778 (avx_movnt<mode>): Likewise.
17779 (avx_movnt<mode>): Likewise.
17780 (<sse>_movnt<mode>): Remove AVX support.
17781 (sse2_movntv2di): Likewise.
17783 2009-01-07 Richard Guenther <rguenther@suse.de>
17785 PR middle-end/38751
17786 * fold-const.c (extract_muldiv): Remove obsolete comment.
17787 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17788 to PLUS_EXPR canonicalization for the canonicalization.
17790 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17792 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17793 hosted cross-compilers generating less efficient code.
17795 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17797 * function.h (rtl_data): Add a dbr_scheduled_p field.
17798 * reorg.c (dbr_schedule): Set it.
17799 (gate_handle_delay_slots): Check it.
17800 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17801 (mips_reorg): Check flag_delayed_branch instead of
17802 mips_base_delayed_branch.
17803 (mips_override_options): Don't set mips_base_delayed_branch
17804 or flag_delayed_branch.
17806 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17808 PR rtl-optimization/38426.
17809 * ira.c (ira): Set current_function_is_leaf earlier.
17811 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17813 PR rtl-optimization/38722
17814 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17815 too early, only set a flag and modify after last possible
17818 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17821 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17822 * real.c (decimal_single_format): Correct values of emin and emax.
17823 (decimal_double_format): Ditto.
17824 (decimal_quad_format): Ditto.
17825 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17826 computation of DECnn_MIN and DECnn_MAX for corrected values of
17827 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17828 __DECnn_MIN__, and adjust its computation for the corrected value
17831 2009-01-06 Jan Hubicka <jh@suse.cz>
17834 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17836 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17838 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17839 Add Robert Clark to the list of testers.
17841 2009-01-06 Jan Hubicka <jh@suse.cz>
17842 Kai Tietz <kai.tietz@onevision.com>
17844 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17845 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17847 2009-01-06 Jan Hubicka <jh@suse.cz>
17848 Kai Tietz <kai.tietz@onevision.com>
17850 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17852 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17853 (ix86_nsaved_regs): Count only general purpose regs.
17854 (ix86_nsaved_sseregs): New.
17855 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17856 to 16 for w64; compute padding and size of sse reg save area.
17857 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17858 general purpose regs.
17859 (ix86_emit_save_sse_regs_using_mov): New.
17860 (ix86_expand_prologue): Save SSE regs if needed.
17861 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17862 (ix86_emit_restore_sse_regs_using_mov): New.
17863 (ix86_expand_epilogue): Save SSE regs if needed.
17865 2009-01-06 Jan Hubicka <jh@suse.cz>
17866 Kai Tietz <kai.tietz@onevision.com>
17868 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17869 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17870 functions when accumulate outgoing args is off.
17872 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17875 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17876 before using pseudos_have_intersected_live_ranges_p.
17878 * ira-int.h (ira_assert): Always define.
17880 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17882 AVX Programming Reference (December, 2008)
17883 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17884 (_mm256_permute2_pd): Likewise.
17885 (_mm_permute2_ps): Likewise.
17886 (_mm256_permute2_ps): Likewise.
17887 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17888 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17890 * config/i386/i386.c (ix86_builtins): Remove
17891 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17892 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17893 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17894 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17895 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17896 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17897 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17898 __builtin_ia32_vpermil2ps256.
17899 (ix86_init_mmx_sse_builtins): Updated.
17900 (ix86_expand_args_builtin): Likewise.
17902 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17904 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17905 long absolute calls when generating PA 2.0 code.
17907 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17909 PR rtl-optimization/38583
17910 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17912 * params.def (ira-max-conflict-table-size): New.
17914 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17916 * ira.h (ira_conflicts_p): New external definition.
17918 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17919 table. Report this. Return result of building.
17920 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17921 building conflict table.
17923 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17924 (ira_color): Use ira_conflicts_p.
17926 * global.c: Include ira.h.
17927 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17930 * Makefile.in (global.o): Add ira.h.
17932 * ira-build.c (mark_all_loops_for_removal,
17933 propagate_some_info_from_allocno): New.
17934 (remove_unnecessary_allocnos): Call
17935 propagate_some_info_from_allocno.
17936 (remove_low_level_allocnos): New.
17937 (remove_unnecessary_regions): Add parameter. Call
17938 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17939 parameter to remove_unnecessary_regions.
17940 (ira_build): Remove all regions but root if the conflict table was
17941 not built. Update conflict hard regs for allocnos crossing calls.
17943 * ira.c (ira_conflicts_p): New global.
17944 (ira): Define and use ira_conflicts_p.
17946 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17947 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17948 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17950 2009-01-06 Ben Elliston <bje@au.ibm.com>
17952 * gengtype-lex.l (YY_NO_INPUT): Define.
17954 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17957 * c-common.c (handle_vector_size_attribute): Also reject
17958 BOOLEAN_TYPE types.
17960 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17962 PR tree-optimization/38492
17963 * graphite.c (rename_map_elt, debug_rename_elt,
17964 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17965 rename_map_elt_info, eq_rename_map_elts,
17966 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17967 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17968 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17969 (sese_build_livein_liveouts): New.
17970 (new_sese, free_sese): New.
17971 (new_scop): Call new_sese.
17972 (free_scop): Call free_sese.
17973 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17974 (register_old_new_names): Renamed register_old_and_new_names.
17975 (register_scop_liveout_renames, add_loop_exit_phis,
17976 insert_loop_close_phis, struct igp,
17977 default_liveout_before_guard, add_guard_exit_phis,
17978 insert_guard_phis, copy_renames): New.
17979 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17980 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17981 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17982 (scop_adjust_phis_for_liveouts): New.
17983 (gloog): Call scop_adjust_phis_for_liveouts.
17985 * graphite.h (struct sese): Documented. Added fields liveout,
17986 num_ver and livein.
17987 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17988 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17989 (struct scop): Added field liveout_renames.
17990 (SCOP_LIVEOUT_RENAMES): New.
17992 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17994 PR tree-optimization/38510
17995 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17996 (translate_clast): Call recompute_all_dominators before
17998 (gloog): Call recompute_all_dominators before graphite_verify.
18000 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18001 Jan Sjodin <jan.sjodin@amd.com>
18003 PR tree-optimization/38500
18004 * graphite.c (create_sese_edges): Call fix_loop_structure after
18007 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18009 * config.gcc: Add m32r*-*-rtems*.
18010 * config/m32r/rtems.h: New file.
18012 2009-01-05 Ben Elliston <bje@au.ibm.com>
18014 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18015 (.po.pox): Likewise.
18016 (po/gcc.pot): Likewise.
18018 2009-01-04 David S. Miller <davem@davemloft.net>
18020 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18021 (STARTING_FRAME_OFFSET): Always set to zero.
18023 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18025 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18026 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18027 fixed-point types, and vectors of the same.
18029 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18031 * config/mips/sync.md (*mb_barrier): Rename to...
18032 (*memory_barrier): ...this.
18034 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18036 * doc/extend.texi (Function Attributes): Move @cindex after @item
18037 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18038 and put in alphabetical order. Fix 'target' name and put in order.
18039 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18042 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18044 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18045 (memory_barrier): Expand as unspec instead of unspec_volatile.
18046 Remove mem:BLK from insn operands. Use Pmode scratch register.
18047 (*memory_barrier): Define as unspec instead of unspec_volatile.
18048 Use (match_dup 0) as input operand.
18050 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18051 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18052 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18053 scratch register. Remove operand 1.
18054 (*stbar): Define as unspec instead of unspec_volatile.
18055 Use (match_dup 0) as input operand, remove (const_int 8).
18056 (*membar): Define as unspec instead of unspec_volatile.
18057 Use (match_dup 0) as input operand, remove input operand 2.
18059 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18060 (memory_barrier): Expand as unspec instead of unspec_volatile.
18061 Remove mem:BLK from insn operands. Use Pmode scratch register.
18062 (*memory_barrier): Define as unspec instead of unspec_volatile.
18063 Use (match_dup 0) as input operand.
18065 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18066 Remove mem:BLK from insn operands. Use Pmode scratch register.
18067 Set volatile flag on operand 0.
18068 (*memory_barrier): New insn pattern.
18070 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18072 (*memory_barrier): Use (match_dup 0) as input operand.
18074 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18075 Remove mem:BLK from insn operands. Use Pmode scratch register.
18076 Set volatile flag on operand 0.
18077 (*mb_internal): New insn pattern.
18079 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18081 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18083 PR middle-end/38586
18084 * function.c (struct temp_slot): Move to the section of the file
18085 that deals with temp slots. Remove field 'address'.
18086 (temp_slot_address_table): New hash table of address -> temp slot.
18087 (struct temp_slot_address_entry): New struct, items for the table.
18088 (temp_slot_address_compute_hash, temp_slot_address_hash,
18089 temp_slot_address_eq, insert_temp_slot_address): Support functions
18091 (find_temp_slot_from_address): Rewrite to use the new hash table.
18092 (remove_unused_temp_slot_addresses): Remove addresses of temp
18093 slots that have been made available.
18094 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18095 worker function for remove_unused_temp_slot_addresses.
18096 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18097 Add the temp slot address to the address -> temp slot map.
18098 (update_temp_slot_address): Update via insert_temp_slot_address.
18099 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18100 (pop_temp_slots): Likewise.
18101 (init_temp_slots): Allocate the address -> temp slot map, or empty
18102 the map if it is already allocated.
18103 (prepare_function_start): Initialize temp slot processing.
18105 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18107 PR middle-end/38584
18108 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18109 Calculate the size of all stack vars assuming no packing of stack
18110 vars will happen, replacing a quadratic algorithm with a linear one.
18112 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18115 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18118 2009-01-03 Diego Novillo <dnovillo@google.com>
18120 * doc/contrib.texi: Update contributions.
18122 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18125 * builtins.c (fold_builtin_memory_op): Give up if either operand
18126 is volatile. Set srctype or desttype to non-qualified version
18130 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18131 and FUNCTION_DECLs.
18133 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18135 PR rtl-optimization/35805
18136 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18137 problem if fast dce is able to remove any instructions.
18138 * dce.c (dce_process_block): Fix dump message.
18140 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18143 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18145 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18147 PR middle-end/38690
18148 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18149 * tree-pretty-print.c (op_code_prio): New function.
18150 (op_prio): No longer static. Use op_code_prio.
18151 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18152 Use op_prio and op_code_prio to determine if () should be
18153 printed around operand(s) or not.
18155 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18156 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18157 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18158 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18159 pp_character instead of pp_string for single letter printing.
18161 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18163 * doc/extend.texi: Fix '#pragma GCC option' typo.
18165 2009-01-02 Richard Guenther <rguenther@suse.de>
18167 * doc/install.texi (--enable-checking): Mention different
18168 default for stage1.
18169 (--enable-stage1-checking): Document.
18171 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18173 PR middle-end/30142
18174 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18175 case to be an error.
18177 2009-01-02 Ben Elliston <bje@au.ibm.com>
18179 * config/fp-bit.h (pack_d): Constify argument.
18180 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18181 (isnan): Constify argument.
18183 (iszero): Likewise.
18184 (pack_d): Likewise.
18185 (_fpadd_parts): Constify return type.
18186 (_fpmul_parts): Likewise.
18187 (_fpdiv_parts): Likewise.
18189 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18192 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18193 warn about overwriting initializer with side-effects or
18194 -Woverride-init if !IMPLICIT.
18195 (output_init_element): Likewise. Pass IMPLICIT down to
18197 (process_init_element): Add IMPLICIT argument. Pass it down
18198 to output_init_element.
18199 (push_init_element, pop_init_level, set_designator): Adjust
18200 process_init_element callers.
18201 (set_nonincremental_init, set_nonincremental_init_from_string):
18202 Adjust add_pending_init callers.
18203 (output_pending_init_elements): Adjust output_init_element callers.
18204 * c-tree.h (process_init_element): Adjust prototype.
18205 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18206 process_init_element callers.
18209 Copyright (C) 2009 Free Software Foundation, Inc.
18211 Copying and distribution of this file, with or without modification,
18212 are permitted in any medium without royalty provided the copyright
18213 notice and this notice are preserved.