1 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6 * gimple (gimple_build_call_from_tree): Likewise.
7 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8 no_warning flag before warning.
10 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12 * tree.c (set_expr_locus): Remove.
13 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
14 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
16 * gimplify.c (internal_get_tmp_var): Likewise.
17 (gimplify_call_expr): Likewise.
18 (gimplify_one_sizepos): Likewise.
20 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
23 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
24 to variables for debugging purposes.
26 2009-06-23 Mark Loeser <mark@halcy0n.com>
29 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
31 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
33 * pretty-print.c (pp_base_format): Remove %J.
34 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
35 gcc_cxxdiag_char_table): Likewise.
36 (init_dynamic_diag_info): Likewise.
38 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
40 * pretty-print.c (pp_base_format): Remove %H.
41 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
42 gcc_cxxdiag_char_table): Likewise.
43 (init_dynamic_diag_info): Likewise.
44 * config/mep/mep.c (mep_select_section): Likewise.
46 2009-07-07 Duncan Sands <baldrick@free.fr>
48 * final.c (pass_clean_state): Give the pass a name.
49 * passes.c (pass_rest_of_compilation): Likewise.
50 * tree-optimize.c (pass_all_optimizations): Likewise.
52 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
54 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
55 an extra 'decl' for error_at.
57 2009-07-07 Jakub Jelinek <jakub@redhat.com>
60 * tree-tailcall.c (adjust_return_value_with_ops,
61 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
62 if it has complex or vector type.
64 2009-07-07 Olivier Hainque <hainque@adacore.com>
66 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
69 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
71 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
73 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
75 * cgraphunit.c: Replace %J by an explicit location. Update all
78 * function.c: Likewise.
80 * tree-ssa.c: Likewise.
81 * c-common.c: Likewise.
82 * tree-cfg.c: Likewise.
83 * config/spu/spu.c: Likewise.
84 * config/ia64/ia64.c: Likewise.
85 * config/v850/v850.c: Likewise.
87 2009-07-06 DJ Delorie <dj@redhat.com>
89 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
90 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
91 unspecified accesses to control registers.
92 * config/mep/intrinsics.md: Regenerate.
93 * config/mep/intrinsics.h: Regenerate.
94 * config/mep/mep-intrin.h: Regenerate.
96 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
98 * c-lex.c: Replace %H by an explicit location. Update all calls.
99 * c-common.c: Likewise.
100 * c-decl.c: Likewise.
101 * c-typeck.c: Likewise.
102 * fold-const.c: Likewise.
103 * gimplify.c: Likewise.
105 * tree-cfg.c: Likewise.
106 * tree-ssa-loop-niter.c: Likewise.
107 * tree-vrp.c: Likewise.
108 * value-prof.c: Likewise.
110 2009-07-06 Diego Novillo <dnovillo@google.com>
112 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
113 if it has one. Handle cases where VAR does not have an
114 annotation or cfun is NULL.
116 2009-07-06 Diego Novillo <dnovillo@google.com>
118 * tree.c: Include debug.h.
119 (initialize_tree_contains_struct): New.
120 (init_ttree): Call it.
121 (tree_node_structure_for_code): Factor out of ...
122 (tree_node_structure): ... here.
123 * treestruct.def (TS_PHI_NODE): Remove.
124 (TS_GIMPLE_STATEMENT): Remove.
126 2009-07-06 Diego Novillo <dnovillo@google.com>
128 * tree-pretty-print.c (dump_generic_node): Protect
130 (debug_tree_chain): Handle cycles.
132 2009-07-06 Nick Clifton <nickc@redhat.com>
133 DJ Delorie <dj@redhat.com>
135 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
136 __FMOVD_ENABLED__ is defined.
138 (TARGET_FMOVD): Provide a default definition.
139 (MASK_FMOVD): Likewise.
140 (TARGET_CPU_CPP_BUILTINS): Define
141 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
142 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
143 two fmov instructions depending upon whether TARGET_FMOVD is
145 (split for DF load from memory into register): Also handle
146 MEMs which consist of REG+DISP addressing.
147 (split for DF store from register to memory): Likewise.
148 (movsf_ie): Always use single fp_mode.
149 * config/sh/sh.c (sh_override_options): Do not automatically
150 enable TARGET_MOVD for the SH2A when supporting doubles - leave
151 that to the -mfmovd command line switch.
152 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
153 (fldi_ok): Always allow.
154 * config/sh/sh.opt (mfmovd): Remove this switch.
155 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
157 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
158 Kaz Kojima <kkojima@gcc.gnu.org>
160 PR rtl-optimization/30807
161 * postreload.c (reload_combine): For every new use of REG_SUM,
162 record the use of BASE.
164 2009-07-06 Jan Hubicka <jh@suse.cz>
166 * params.def: Revert my accidental commit at 2009-06-30.
168 2009-07-04 Ian Lance Taylor <iant@google.com>
171 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
173 (mingw_format_attribute_overrides): Likewise.
175 2009-07-04 Jakub Jelinek <jakub@redhat.com>
178 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
179 don't check cfa.reg. Instead of cfa.indirect use
180 fde && fde->drap_reg != INVALID_REGNUM test.
182 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
184 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
186 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
189 * ira.c (build_insn_chain): Use DF_LR_OUT instead of
192 2009-07-03 Richard Guenther <rguenther@suse.de>
194 PR tree-optimization/40640
195 * tree-switch-conversion.c (build_arrays): Perform arithmetic
198 2009-07-03 Jan Hubicka <jh@suse.cz>
200 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
201 for size, reduce amount of inlining.
203 2009-07-03 Richard Guenther <rguenther@suse.de>
206 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to
207 (T2)t +- (T2)x if t +- x is known to not overflow and
208 the conversion widens the operation.
209 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
211 2009-07-03 Jan Hubicka <jh@suse.cz>
213 * ipa-pure-const.c (analyze): Update loop optimizer init.
214 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
215 try_remove_empty_loop, remove_empty_loops): Remove.
216 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
217 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
218 to mark regular loops as neccesary.
219 (degenerate_phi_p): New function.
220 (propagate_necessity, remove_dead_phis): Use it.
221 (forward_edge_to_pdom): Likewise.
222 (eliminate_unnecessary_stmts): Take care to remove uses of results of
223 virtual PHI nodes that became unreachable.
224 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
225 * tree-flow.h (remove_empty_loops): Remove.
226 * passes.c (init_optimization_passes): Remove.
228 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
230 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
232 (*fix_trunc<mode>_i387_1): Ditto.
233 (*floathi<mode>2_1): Ditto.
234 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
236 (*fist<mode>2_1): Ditto.
237 (frndintxf2_floor): Ditto.
238 (*fist<mode>2_floor_1): Ditto.
239 (frndintxf2_ceil): Ditto.
240 (*fist<mode>2_ceil_1): Ditto.
241 (frndintxf2_trunc): Ditto.
242 (frndintxf2_mask_pm): Ditto.
243 (fxam<mode>2_i387_with_temp): Ditto.
244 * config/i386/sse.md (mulv16qi3): Ditto.
245 (*sse2_mulv4si3): Ditto.
247 (sse4_2_pcmpestr): Ditto.
248 (sse4_2_pcmpistr): Ditto.
250 2009-07-03 Jan Hubicka <jh@suse.cz>
252 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
253 (mark_stmt_necessary): Set it.
254 (mark_operand_necessary): Set it.
255 (mark_control_dependent_edges_necessary): Set it.
256 (mark_virtual_phi_result_for_renaming): New function.
257 (get_live_post_dom): New function.
258 (forward_edge_to_pdom): New function.
259 (remove_dead_stmt): Fix handling of control dependences.
260 (tree_dce_init): Init new bitmap.
261 (tree_dce_done): Free it.
263 2009-07-02 Richard Guenther <rguenther@suse.de>
266 * tree-ssa-structalias.c (new_var_info): Initialize
269 2009-07-02 Jan Hubicka <jh@suse.cz>
271 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
274 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
276 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
277 instead of recomputing it. Adjust calls.
278 (emit_store_flag): Adjust recursive calls.
280 2009-07-02 Richard Guenther <rguenther@suse.de>
282 * tree-ssa-live.c (remove_unused_locals): Do not remove
284 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
285 of DECL_EXTERNAL for HEAP variables.
286 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
287 HEAP variables. Do not adjust RESTRICT vars.
288 (find_what_var_points_to): Nobody cares if something
291 2009-07-02 Ben Elliston <bje@au.ibm.com>
293 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
294 pc_low and pc_high declarations to the top of the function.
296 2009-07-01 DJ Delorie <dj@redhat.com>
298 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
300 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
301 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
302 unspecified accesses to control registers.
303 * config/mep/intrinsics.md: Regenerate.
304 * config/mep/intrinsics.h: Regenerate.
305 * config/mep/mep-intrin.h: Regenerate.
307 2009-07-01 Anthony Green <green@moxielogic.com>
309 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
310 instruction when possible.
311 (moxie_expand_prologue): Ditto. Also, save an instruction and
312 some complexity by popping off of $r12 instead of $sp.
313 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
316 2009-07-01 Richard Henderson <rth@redhat.com>
319 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
320 contained no insns, reposition note before last insn.
322 2009-07-01 Richard Henderson <rth@redhat.com>
325 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
326 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
328 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
331 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
332 darwin9 for printing reg addresses with %y.
334 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
336 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
337 truncation from operands in binary operations.
339 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
342 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
343 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
344 subreg of op0 to the original op0.
346 * expmed.c (store_bit_field_1): Use a temporary as the destination
347 instead of a paradoxical subreg when we need to truncate the result.
349 2009-07-01 DJ Delorie <dj@redhat.com>
351 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
352 names to VLIW variants.
353 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
354 * config/mep/intrinsics.md: Regenerate.
355 * config/mep/intrinsics.h: Regenerate.
356 * config/mep/mep-intrin.h: Regenerate.
358 2009-07-01 Jakub Jelinek <jakub@redhat.com>
361 * jump.c (returnjump_p): Revert last patch.
362 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
364 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
367 * pa.md (casesi32p): Use jump table label to determine the offset
369 (casesi64p): Likewise.
371 * pa.c (forward_branch_p): Return bool type. Use instruction
372 addresses when available. Assert that INSN has a jump label.
373 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
376 2009-07-01 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/19831
379 * tree-ssa-dce.c (propagate_necessity): Calls to functions
380 that only act as barriers do not make any previous stores necessary.
381 * tree-ssa-structalias.c (handle_lhs_call): Delay making
382 HEAP variables global, do not add a constraint from nonlocal.
383 (find_func_aliases): Handle escapes through return statements.
384 (compute_points_to_sets): Make escaped HEAP variables global.
386 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
389 * expmed.c (emit_store_flag): Perform a conversion if necessary,
390 after reducing a DImode cstore to SImode.
392 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
394 * expr.c (expand_expr_real_1): Reinstate fallthrough to
395 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
397 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
399 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
400 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
402 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
403 and umod_optab if TARGET_BSD_DIVMOD.
404 * config/vax/lib1funcs.asm: New file.
405 * config/vax/t-linux: New file.
406 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
408 2009-06-30 Jakub Jelinek <jakub@redhat.com>
411 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
412 to type arguments that have void type.
415 * dwarf2out.c (gen_formal_parameter_die): Call
416 equate_decl_number_to_die if node is different from origin.
418 2009-06-30 Anthony Green <green@moxielogic.com>
420 Clean up moxie port for --enable-build-with-cxx.
421 * config/moxie/moxie.c (moxie_function_value): First two
422 parameters are const_tree, not tree.
423 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
424 (REG_CLASS_NAMES): Ditto.
425 (REGNO_REG_CLASS): Ditto.
426 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
427 (moxie_function_value): Fix constyness of arguments.
429 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
431 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
432 finalize_size_functions before further processing.
433 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
434 (variable_size): Call self_referential_size on size expressions
435 that contain a PLACEHOLDER_EXPR.
436 (size_functions): New static variable.
437 (copy_self_referential_tree_r): New static function.
438 (self_referential_size): Likewise.
439 (finalize_size_functions): New global function.
440 * tree.c: Include tree-inline.h.
441 (push_without_duplicates): New static function.
442 (find_placeholder_in_expr): New global function.
443 (substitute_in_expr) <tcc_declaration>: Return the replacement object
445 <tcc_expression>: Likewise.
446 <tcc_vl_exp>: If the replacement object is a constant, try to inline
447 the call in the expression.
448 * tree.h (finalize_size_functions): Declare.
449 (find_placeholder_in_expr): Likewise.
450 (FIND_PLACEHOLDER_IN_EXPR): New macro.
451 (substitute_placeholder_in_expr): Update comment.
452 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
454 (copy_tree_body_r): Likewise.
455 (copy_tree_body): New static function.
456 (maybe_inline_call_in_expr): New global function.
457 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
458 (maybe_inline_call_in_expr): Declare.
459 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
460 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
463 2009-06-30 Richard Guenther <rguenther@suse.de>
465 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
467 (propagate_necessity): Do not mark reaching defs of stores
470 2009-06-30 Jan Hubicka <jh@suse.cz>
472 * cfgloopanal.c (check_irred): Move into ...
473 (mark_irreducible_loops): ... here; return true if ireducible
475 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
476 (analyze_function): Try to prove loop finiteness.
477 * cfgloop.h (mark_irreducible_loops): Update prototype.
478 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
480 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
482 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
484 2009-06-30 Ira Rosen <irar@il.ibm.com>
486 PR tree-optimization/40542
487 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
490 2009-06-30 Martin Jambor <mjambor@suse.cz>
492 PR tree-optimization/40582
493 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
494 than useless_type_conversion_p.
495 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
498 2009-06-30 Martin Jambor <mjambor@suse.cz>
501 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
503 2009-06-30 Richard Guenther <rguenther@suse.de>
505 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
506 use ao_ref references.
507 (walk_aliased_vdefs): Likewise.
508 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
509 * tree-ssa-dce.c (struct ref_data): Remove.
510 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
511 (mark_aliased_reaching_defs_necessary): Adjust.
512 (mark_all_reaching_defs_necessary_1): Likewise.
514 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
517 * expmed.c (emit_cstore): New name of emit_store_flag_1.
518 (emit_store_flag_1): Extract from emit_store_flag, adjust
519 calls to (what now is) emit_cstore.
520 (emit_store_flag): Call emit_store_flag_1 and also use it
521 for what used to be recursive calls.
523 2009-06-30 Wei Guozhi <carrot@google.com>
526 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
527 if the target bb post dominates from bb.
528 * config/i386/i386.c (memory_address_length): Check existence of base
529 register before using it.
531 2009-06-30 Nick Clifton <nickc@redhat.com>
532 DJ Delorie <dj@redhat.com>
534 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
535 __FMOVD_ENABLED__ is defined.
537 (TARGET_FMOVD): Provide a default definition.
538 (MASK_FMOVD): Likewise.
539 (TARGET_CPU_CPP_BUILTINS): Define
540 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
541 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
542 two fmov instructions depending upon whether TARGET_FMOVD is
544 (split for DF load from memory into register): Also handle
545 MEMs which consist of REG+DISP addressing.
546 (split for DF store from register to memory): Likewise.
547 * config/sh/sh.opt (mfmovd): Remove this switch.
548 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
549 * config/sh/sh.c (sh_override_options): Do not automatically
550 enable TARGET_MOVD for the SH2A when supporting doubles - leave
551 that to the -mfmovd command line switch.
553 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
555 (fldi_ok): Always allow.
556 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
558 2009-06-29 DJ Delorie <dj@redhat.com>
560 * doc/install.texi (mep-x-elf): Correct chip's full name.
562 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
564 * doc/extend.texi: Fix typo.
566 2009-06-29 Tom Tromey <tromey@redhat.com>
569 * Makefile.in (DWARF2_H): New variable.
571 (dwarf2out.o): Likewise.
572 (dwarf2asm.o): Likewise.
573 * config/i386/t-i386: Use DWARF2_H.
574 * except.c: Include elf/dwarf2.h.
575 * unwind-dw2.c: Include elf/dwarf2.h.
576 * dwarf2out.c: Include elf/dwarf2.h.
577 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
579 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
580 (size_of_loc_descr): Likewise.
581 (output_loc_operands_raw): Likewise.
582 (output_loc_operands): Handle new dtprel field.
583 (loc_checksum): Update.
584 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
585 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
586 * unwind-dw2-fde.c: Include elf/dwarf2.h.
587 * dwarf2asm.c: Include elf/dwarf2.h.
588 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
589 * config/mmix/mmix.c: Include elf/dwarf2.h.
590 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
591 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
592 * config/sh/sh.c: Include elf/dwarf2.h.
593 * config/i386/i386.c: Include elf/dwarf2.h.
595 2009-06-29 DJ Delorie <dj@redhat.com>
597 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
599 * doc/extend.texi: Add MeP attributes and pragmas.
600 * doc/invoke.text: Add MeP Options.
601 * doc/contrib.texi: Add MeP contribution.
602 * doc/md.texi: Add MeP constraints.
603 * doc/install.texi: Add MeP target.
605 2009-06-30 Anatoly Sokolov <aesok@post.ru>
607 * target.h (struct gcc_target): Add frame_pointer_required field.
608 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
609 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
610 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
612 * reload1.c (update_eliminables): (Ditto.).
613 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
614 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
615 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
617 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
619 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
620 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
621 (arm_frame_pointer_required): New function.
623 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
624 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
625 (avr_frame_pointer_required_p): Declare as static.
626 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
628 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
629 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
630 (bfin_frame_pointer_required): Make as static, change return type
632 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
634 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
635 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
636 (cris_frame_pointer_required): New function.
638 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
640 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
641 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
642 (fr30_frame_pointer_required): New function.
644 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
645 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
646 (frv_frame_pointer_required): Make as static, change return type
648 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
650 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
651 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
652 (ix86_frame_pointer_required): Make as static, change return type to
654 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
656 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
657 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
659 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
661 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
663 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
665 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
666 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
667 (mips_frame_pointer_required): Make as static.
668 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
670 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
671 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
672 (mmix_frame_pointer_required): Mew function.
674 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
675 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
677 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
679 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
681 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
683 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
684 (CAN_ELIMINATE): Redefine.
685 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
686 (sparc_frame_pointer_required): New function.
687 (sparc_can_eliminate): New function.
688 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
690 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
691 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
693 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
694 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
695 (xtensa_frame_pointer_required): Make as static, change return type
697 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
700 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
702 * doc/plugins.texi: Document PLUGIN_START_UNIT.
703 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
704 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
705 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
706 (register_callback): Handle PLUGIN_START_UNIT.
707 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
709 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
711 * tree.c (process_call_operands): Propagate TREE_READONLY from the
713 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
714 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
716 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
718 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
721 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
723 * doc/extend.texi (Additional Floating Types): __float128 is also
724 supported on i386 targets.
726 2009-06-29 Richard Guenther <rguenther@suse.de>
729 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
731 (pt_solutions_same_restrict_base): Declare.
732 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
734 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
735 (make_constraint_from, make_copy_constraint): Move earlier.
736 (make_constraint_from_heapvar): New function.
737 (make_constraint_from_restrict): Likewise.
738 (handle_lhs_call): Use it.
739 (find_func_aliases): Use it to track conversions to restrict
741 (struct fieldoff): Add only_restrict_pointers flag.
742 (push_fields_onto_fieldstack): Initialize it.
743 (create_variable_info_for): Track global restrict qualified pointers.
744 (intra_create_variable_infos): Use make_constraint_from_heapvar.
745 Track restrict qualified pointer arguments.
746 (set_uids_in_ptset): Use varinfo is_global_var flag.
747 (find_what_var_points_to): Set the vars_contains_restrict flag.
748 Always create the points-to solution for sets including restrict tags.
749 (pt_solutions_same_restrict_base): New function.
750 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
751 qualified pointers use pt_solutions_same_restrict_base as
752 additional source for disambiguation.
754 2009-06-29 Richard Guenther <rguenther@suse.de>
757 * alias.c (find_base_decl): Remove.
758 (get_deref_alias_set_1): Remove restrict handling.
759 * c-common.c (c_apply_type_quals_to_decl): Do not set
760 DECL_POINTER_ALIAS_SET.
761 * gimplify.c (find_single_pointer_decl_1): Remove.
762 (find_single_pointer_decl): Likewise.
763 (internal_get_tmp_var): Remove restrict handling.
764 (gimple_regimplify_operands): Likewise.
765 * omp-low.c (expand_omp_atomic_pipeline): Do not set
766 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
767 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
768 * tree.c (restrict_base_for_decl): Remove.
769 (init_ttree): Do not allocate it.
770 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
771 LABEL_DECL_UID for label decls.
772 (copy_node_stat): Do not copy restrict information.
773 (decl_restrict_base_lookup): Remove.
774 (decl_restrict_base_insert): Likewise.
775 (print_restrict_base_statistics): Likewise.
776 (dump_tree_statistics): Do not call print_restrict_base_statistics.
777 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
778 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
779 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
780 (LABEL_DECL_UID): Adjust.
781 (DECL_BASED_ON_RESTRICT_P): Remove.
782 (DECL_GET_RESTRICT_BASE): Likewise.
783 (SET_DECL_RESTRICT_BASE): Likewise.
784 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
786 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
787 instead of DECL_POINTER_ALIAS_SET.
788 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
789 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
790 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
792 2009-06-29 Richard Guenther <rguenther@suse.de>
794 PR tree-optimization/40579
795 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
796 the IL to simplify has constants that overflowed.
798 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
800 PR tree-optimization/40550
801 * tree-vect-generic.c (expand_vector_operations_1): Compute in
802 vector_compute_type only when the size of vector_compute_type is
803 less than the size of type.
805 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
807 * fold-const.c (contains_label_1): Fix comments.
808 (contains_label_p): Do not walk trees multiple time.
810 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
812 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
813 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
814 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
815 ix86_fp_comparison_operator.
816 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
817 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
818 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
819 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
820 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
821 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
822 (related splits): Change predicate to ix86_fp_comparison_operator.
823 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
824 instead of ix86_fp_comparison_codes.
825 (ix86_trivial_fp_comparison_operator,
826 ix86_fp_comparison_operator): New.
827 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
828 (ix86_expand_compare): Eliminate last two parameters.
829 (ix86_fp_jump_nontrivial_p): Kill.
830 * config/i386/i386.c (put_condition_code): Eliminate call to
831 ix86_fp_comparison_codes and subsequent assertion.
832 (ix86_fp_comparison_codes): Eliminate.
833 (ix86_fp_swap_condition): New.
834 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
835 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
836 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
837 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
838 and ix86_fp_swap_condition.
839 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
840 Use ix86_fp_comparison_strategy.
841 (ix86_expand_compare): Likewise. Eliminate last two arguments.
842 (ix86_fp_jump_nontrivial_p): Eliminate.
843 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
844 call to ix86_expand_compare.
845 (ix86_split_fp_branch, ix86_expand_setcc,
846 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
847 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
849 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
851 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
852 related to jump_clobbers.
853 * config/arm/arm.md (conds): Remove jump_clob case.
854 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
855 splits): Change comparison_operator to arm_comparison_operator.
856 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
859 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
861 * dojump.c (do_compare_rtx_and_jump): Try swapping the
862 condition for floating point modes.
863 * expmed.c (emit_store_flag_1): Move here a bigger part
865 (emit_store_flag): Try swapping the condition for floating point
867 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
869 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
871 * expr.c (expand_expr_real_1): Just use do_store_flag.
872 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
873 emit_store_flag_force.
874 * expmed.c (emit_store_flag_force): Copy here trick
875 previously in expand_expr_real_1. Try reversing the comparison.
876 (emit_store_flag_1): Work if target is NULL.
877 (emit_store_flag): Work if target is NULL, using the result mode
878 from the comparison. Use split_comparison, restructure final part
879 to simplify conditionals.
881 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
883 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
884 * dojump.c (do_jump): Change handling of floating-point
885 ops to use just do_compare_and_jump.
886 (split_comparison): New.
887 (do_compare_rtx_and_jump): Add here logic coming previously
888 in do_jump, using split_comparison.
890 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
893 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
895 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
897 * tree-ssa-alias.c: Fix unintentional commit.
899 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
901 * passes.c (execute_one_pass): Fix unintentional commit.
903 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
905 * df-problems.c (df_set_seen, df_unset_seen): Delete.
906 (df_rd_local_compute, df_md_local_compute): Inline them.
908 (df_md_scratch): New.
909 (df_md_alloc, df_md_free): Allocate/free it.
910 (df_md_local_compute): Only include live registers in init.
911 (df_md_transfer_function): Prune the in-set computed by
912 the confluence function, and the gen-set too.
914 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
916 PR rtl-optimization/26854
917 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
918 * df-problems.c (df_rd_add_problem): Fix comment.
919 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
920 df_md_simulate_artificial_defs_at_top,
921 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
922 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
923 df_md_transfer_function, df_md_init, df_md_confluence_0,
924 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
925 problem_MD, df_md_add_problem): New.
926 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
927 df_md_get_bb_info): New.
928 (DF_LAST_PROBLEM_PLUS1): Adjust.
930 * Makefile.in (fwprop.o): Include domwalk.h.
931 * fwprop.c: Include domwalk.h.
932 (reg_defs, reg_defs_stack): New.
933 (bitmap_only_bit_between): Remove.
935 (process_uses): Use reg_defs and local_md instead of
936 bitmap_only_bit_between and local_rd.
937 (single_def_use_enter_block): New, from build_single_def_use_links.
938 (single_def_use_leave_block): New.
939 (build_single_def_use_links): Remove code moved to
940 single_def_use_enter_block, invoke domwalk.
941 (use_killed_between): Adjust comment.
943 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
945 * bitmap.h (bitmap_ior_and_into): New.
946 * bitmap.c (bitmap_ior_and_into): New.
948 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
950 * domwalk.h (struct dom_walk_data): Remove all callbacks except
951 before_dom_children_before_stmts and after_dom_children_after_stmts.
952 Rename the two remaining callbacks to just before_dom_children and
953 after_dom_children. Remove other GIMPLE statement walking bits.
954 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
955 * graphite.c: Do not include domwalk.h.
956 * tree-into-ssa.c (interesting_blocks): New global.
957 (struct mark_def_sites_global_data): Remove it and names_to_rename.
958 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
959 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
960 now that they're not domwalk callbacks.
961 (rewrite_initialize_block): Rename to...
962 (rewrite_enter_block): ... this, place after called functions. Test
963 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
964 (rewrite_finalize_block): Rename to...
965 (rewrite_leave_block): ... this, place after called functions.
966 (rewrite_update_init_block): Rename to...
967 (rewrite_update_enter_block): ... this, place after called functions.
968 Test interesting_blocks, call rewrite_update_stmt and
969 rewrite_update_phi_arguments.
970 (rewrite_update_fini_block): Rename to...
971 (rewrite_leave_block): ... this, place after called functions.
972 (rewrite_blocks): Remove last argument, simplify initialization of
974 (mark_def_sites_initialize_block): Rename to...
975 (mark_def_sites_block): ... this, call mark_def_sites.
976 (mark_def_sites_blocks): Remove argument, simplify initialization of
978 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
979 (update_ssa): Likewise.
980 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
982 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
983 (dom_opt_initialize_block): Rename to...
984 (dom_opt_enter_block): ... this, place after called functions. Walk
985 statements here, inline propagate_to_outgoing_edges.
986 (dom_opt_finalize_block): Rename to...
987 (dom_opt_leave_block): ... this, place after called functions.
988 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
990 (dse_enter_block, dse_record_phi): New.
991 (dse_record_phis): Delete.
992 (dse_finalize_block): Rename to...
993 (dse_leave_block): ... this.
994 (tree_ssa_dse): Simplify initialization of walk_data.
995 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
996 Adjust initialization of walk_data.
997 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
998 * tree-ssa-loop-phiopt.c (get_non_trapping):
999 Adjust initialization of walk_data.
1000 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1001 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1002 it's not a domwalk callback.
1003 (uncprop_initialize_block): Rename to...
1004 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1005 (dse_finalize_block): Rename to...
1006 (dse_leave_block): ... this.
1007 (tree_ssa_uncprop): Simplify initialization of walk_data.
1008 * Makefile.in: Adjust dependencies.
1010 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1012 * arm.md (casesi): Fix test for Thumb1.
1013 (thumb1_casesi_internal_pic): Likewise.
1014 (thumb1_casesi_dispatch): Likewise.
1016 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1018 * config/arm/arm-cores.def: Added core cortex-m0.
1019 * config/arm/arm-tune.md: Regenerated.
1020 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1022 2009-06-26 DJ Delorie <dj@redhat.com>
1024 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1026 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1027 the scheduler doesn't tag jump insns.
1029 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1031 * c-decl.c (merge_decls): Re-indent.
1033 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1036 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1037 Special-case decimal float constants.
1039 2009-06-26 Richard Henderson <rth@redhat.com>
1041 * function.h (struct function): Add cannot_be_copied_reason,
1042 and cannot_be_copied_set.
1043 * tree-inline.c (has_label_address_in_static_1): Rename from
1044 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1045 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1046 don't set inline_forbidden_reason.
1047 (copy_forbidden): New function, split out of inline_forbidden_p.
1048 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1049 (inline_forbidden_p): Use copy_forbidden.
1050 (tree_versionable_function_p): Likewise.
1051 (inlinable_function_p): Merge into tree_inlinable_function_p.
1052 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1053 * ipa-cp.c (ipcp_versionable_function_p): New function.
1054 (ipcp_cloning_candidate_p): Use it.
1055 (ipcp_node_modifiable_p): Likewise.
1057 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1059 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1060 that is marked not to be inlined. Remove flag_mudflap use.
1061 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1062 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1064 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1067 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1068 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1070 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1072 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1074 (__mingwthr_remove_key_dtor): Likewise.
1076 2009-06-26 Richard Guenther <rguenther@suse.de>
1078 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1080 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1083 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1084 try the non-cond_exec path also.
1086 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1089 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1090 (output_cbranch): Use new functions.
1091 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1094 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1095 Pat Haugen <pthaugen@us.ibm.com>
1096 Revital Eres <ERES@il.ibm.com>
1098 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1099 for %c error. Add %x support to print VSX registers as a unified
1100 register set, instead of separate float and altivec registers.
1101 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1102 %y case, and add support for VSX pre-modify addresses.
1103 (output_toc): Add assert for CONST containing an integer constant
1105 (rs6000_adjust_cost): Add POWER7 support.
1106 (insn_must_be_first_in_group): Ditto.
1107 (insn_must_be_last_in_group): Ditto.
1108 (rs6000_emit_popcount): Ditto.
1109 (rs6000_vector_mode_supported_p): Ditto.
1111 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1112 Change some of the functions called by macros to being called
1113 through a pointer, so debug functions can be inserted if
1114 -mdebug=addr or -mdebug=cost.
1115 (rs6000_preferred_reload_class_ptr): Ditto.
1116 (rs6000_secondary_reload_class_ptr): Ditto.
1117 (rs6000_secondary_memory_needed_ptr): Ditto.
1118 (rs6000_cannot_change_mode_class_ptr): Ditto.
1119 (rs6000_secondary_reload_inner): Ditto.
1120 (rs6000_legitimize_reload_address): Ditto.
1121 (rs6000_legitimize_reload_address_ptr): Ditto.
1122 (rs6000_mode_dependent_address): Ditto.
1123 (rs6000_mode_dependent_address_ptr): Ditto.
1125 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1126 function to return true if the mode allows reg + integer
1128 (virtual_stack_registers_memory_p): New function to return true if
1129 the address refers to a virtual stack register.
1130 (rs6000_legitimate_offset_address_p): Move code to say whether a
1131 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1133 (rs6000_legitimate_address_p): Add checks for modes that only can
1134 do reg+reg addressing. Start adding VSX support.
1135 (rs6000_legitimize_reload_address): Ditto.
1136 (rs6000_legitimize_address): Ditto.
1137 (rs6000_debug_legitimate_address_p): New debug functions for
1138 -mdebug=addr and -mdebug=cost.
1139 (rs6000_debug_rtx_costs): Ditto.
1140 (rs6000_debug_address_costs): Ditto.
1141 (rs6000_debug_adjust_cost): Ditto.
1142 (rs6000_debug_legitimize_address): Ditto.
1143 (rs6000_legitimize_reload_address_ptr): Point to call normal
1144 function or debug function. Make functions called via pointer
1146 (rs6000_mode_dependent_address_ptr): Ditto.
1147 (rs6000_secondary_reload_class_ptr): Ditto.
1148 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1149 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1150 into a friendlier error.
1151 (rs6000_init_builtins): Add initial VSX support.
1152 (rs6000_adjust_cost): Fix some spacing issues.
1154 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1155 (REG_CLASS_NAMES): Ditto.
1156 (REG_CLASS_CONTENTS): Ditto.
1157 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1158 pointer, to add -mdebug=addr support.
1159 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1160 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1161 -mdebug=addr support.
1162 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1163 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1164 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1166 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1168 (bswapsi*): Set attribute types for load/store. Add combiner
1169 patterns to eliminate zero extend on 64-bit.
1170 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1171 stdbrx if the hardware supports those instructions.
1173 2009-06-25 Ian Lance Taylor <iant@google.com>
1175 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1176 (Link Options): Document -static-libstdc++.
1178 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1181 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1182 DATA_ALIGNMENT instead.
1184 2009-06-25 Richard Guenther <rguenther@suse.de>
1186 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1187 indirect references against the callused/escaped solutions.
1188 (call_may_clobber_ref_p_1): Likewise.
1190 2009-06-25 Martin Jambor <mjambor@suse.cz>
1192 PR tree-optimization/40493
1193 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1194 (enum unscalarized_data_handling): New type.
1195 (handle_unscalarized_data_in_subtree): Return what has been done.
1196 (load_assign_lhs_subreplacements): Handle left flushes differently.
1197 (sra_modify_assign): Use unscalarized_data_handling, simplified
1198 condition determining whether to remove the statement.
1200 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1202 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1203 excerpt - @ should be doubled for texinfo.
1205 2009-06-24 Ian Lance Taylor <iant@google.com>
1207 * config/arc/arc.c: Include "df.h".
1208 (arc_attribute_table): Make static. Move higher in file.
1209 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1210 (output_shift): Initialize n later to avoid warning.
1211 * config/arm/arm.c (arm_attribute_table): Make static. Move
1213 * config/avr/avr.c (avr_attribute_table): Make static. Move
1215 (reg_class_tab): Change array type from int to enum reg_class.
1216 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1218 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1219 (lshrhi3_out): Likewise.
1220 (class_likely_spilled_p): Change return type to bool.
1221 (avr_rtx_costs): Use local code variable with enum type.
1222 * config/avr/avr.md (movmemhi): Use add_reg_note.
1223 (andhi3, andsi3): Don't use AS2 with "and".
1224 (iorhi3, iorsi3): Don't use AS2 with "or".
1225 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1226 * config/crx/crx.c: Include "df.h".
1227 (crx_attribute_table): Make static.
1228 * config/m32r/m32r.c: Include "df.h".
1229 (m32r_attribute_table): Make static. Move higher in file.
1230 (pop): Use add_reg_note.
1231 (block_move_call): Change 0 to LCT_NORMAL in function call.
1232 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1233 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1234 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1235 declare, not just when TREE_CODE is defined.
1236 * config/m68hc11/m68hc11.c: Include "expr.h".
1237 (m68hc11_attribute_table): Make static. Move higher in file.
1238 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1240 (m68hc11_register_indirect_p): Likewise.
1241 (m68hc11_function_arg_padding): Change return type to enum
1243 (emit_move_after_reload): Use add_reg_note.
1244 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1245 (m68hc11_split_logical): Likewise.
1246 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1248 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1249 to VOIDmode in function call.
1250 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1252 (m68hc11_split_logical): Update declaration.
1253 (m68hc11_function_arg_padding): Update declaration.
1254 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1255 to array of enum reg_class.
1256 (mcore_attribute_table): Make static. Move higher in file.
1257 (mcore_rtx_costs): Add cast to enum type.
1258 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1259 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1260 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1262 * config/sh/predicates.md (trapping_target_operand): Rename and to
1264 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1266 * config/spu/spu.c (spu_attribute_table): Make static. Move
1268 * config/v850/v850.c (v850_attribute_table): Make static. Move
1270 (v850_rtx_costs): Use local code with enum type.
1271 (expand_epilogue): Add cast.
1272 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1274 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1277 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1278 -m2a-single-only and -m2a-nofpu.
1279 * config/sh/sh.opt: Document m2a generates FPU code.
1281 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1283 * defaults.h (CAN_ELIMINATE): Provide default.
1284 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1285 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1286 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1287 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1288 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1289 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1290 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1291 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1292 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1293 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1295 2009-06-24 DJ Delorie <dj@redhat.com>
1297 * mep-ext-cop.cpu: Fix copyright notice.
1298 * mep-default: Fix copyright notice.
1299 * mep-core: Fix copyright notice.
1300 * mep: Fix copyright notice.
1301 * mep-ivc2: Fix copyright notice.
1302 * mep-c5: Fix copyright notice.
1304 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1306 * doc/contrib.texi (Contributors):
1308 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1311 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1312 src and dst operands if necessary.
1314 2009-06-23 DJ Delorie <dj@redhat.com>
1317 * config.gcc: Add mep support.
1318 * recog.c: Resurrect validate_replace_rtx_subexp().
1319 * recog.h: Likewise.
1320 * config/mep/: Add new port:
1321 * config/mep/constraints.md: New file.
1322 * config/mep/default.h: New file.
1323 * config/mep/intrinsics.h: New file.
1324 * config/mep/intrinsics.md: New file.
1325 * config/mep/ivc2-template.h: New file.
1326 * config/mep/mep-c5.cpu: New file.
1327 * config/mep/mep-core.cpu: New file.
1328 * config/mep/mep-default.cpu: New file.
1329 * config/mep/mep-ext-cop.cpu: New file.
1330 * config/mep/mep-intrin.h: New file.
1331 * config/mep/mep-ivc2.cpu: New file.
1332 * config/mep/mep-lib1.asm: New file.
1333 * config/mep/mep-lib2.c: New file.
1334 * config/mep/mep-pragma.c: New file.
1335 * config/mep/mep-protos.h: New file.
1336 * config/mep/mep-tramp.c: New file.
1337 * config/mep/mep.c: New file.
1338 * config/mep/mep.cpu: New file.
1339 * config/mep/mep.h: New file.
1340 * config/mep/mep.md: New file.
1341 * config/mep/mep.opt: New file.
1342 * config/mep/predicates.md: New file.
1343 * config/mep/t-mep: New file.
1345 2009-06-23 Ian Lance Taylor <iant@google.com>
1347 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1348 from loose_warn into c_loose_warn and from strict_warn into
1349 c_strict_warn. Set and substitute warn_cxxflags. Check for
1350 --enable-build-with-cxx. Set and substitute
1351 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1352 * Makefile.in (CXXFLAGS): New variable.
1353 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1354 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1355 the default is the same as $(STRICT_WARN).
1356 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1357 (CXX): New variable.
1358 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1359 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1360 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1361 (HOST_LIBS): New variable.
1362 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1363 (ALL_CXXFLAGS): New variable.
1364 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1365 * doc/install.texi (Configuration): Document
1366 --enable-build-with-cxx, --with-stage1-ldflags,
1367 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1368 * configure: Rebuild.
1370 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1372 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1373 from previous commit.
1375 2009-06-23 Ian Lance Taylor <iant@google.com>
1377 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1379 2009-06-23 Ian Lance Taylor <iant@google.com>
1381 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1382 with ATTRIBUTE_UNUSED.
1384 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1385 Pat Haugen <pthaugen@us.ibm.com>
1386 Revital Eres <eres@il.ibm.com>
1388 * config.in (HAVE_AS_POPCNTD): Add default definition.
1389 (HAVE_AS_LWSYNC): Ditto.
1391 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1393 (gcc_cv_as_powerpc_cmpb): Ditto.
1394 (gcc_cv_as_powerpc_dfp): Ditto.
1395 (gcc_cv_as_powerpc_vsx): Ditto.
1396 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1397 supporting the popcntd/lwsync instructions.
1398 (gcc_cv_as_powerpc_lwsync): Ditto.
1399 * configure: Regenerate.
1401 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1402 -mcpu=native and -mcpu=power7.
1403 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1405 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1406 a variable instead of a mask to reduce the number of mask bits.
1407 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1408 (-mbit-word): Ditto.
1409 (-mregnames): Ditto.
1410 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1411 (-mfused-madd): Ditto.
1413 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1415 (-mvsx): New switch for VSX instructions.
1416 (-misel): Move from a variable to a mask to allow it to be set by
1419 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1420 function declaration to an array declaration.
1421 (rs6000_hard_regno_nregs): New external array declaration.
1423 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1424 files included by rs6000.md.
1426 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1427 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1429 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1431 (rs6000_debug_reg): New -mdebug= variables.
1432 (rs6000_debug_addr): Ditto.
1433 (rs6000_debug_cost): Ditto.
1434 (rs6000_pmode): New variable to hold Pmode.
1435 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1436 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1437 calculated at compiler start.
1438 (rs6000_hard_regno_nregs): Change function to an array which holds
1439 HARD_REGNO_NREGS calculated at compiler start.
1440 (rs6000_explicit_options): Delete isel field.
1441 (rs6000_vector_unit): New array to hold which vector unit
1442 supports arithmetic options for a given type.
1443 (rs6000_vector_mem): New array to hold which vector unit supports
1444 memory reference operations for a given type.
1445 (rs6000_vector_align): New array to given the alignment of each
1447 (power7_cost): New basic costs for power7.
1448 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1449 (rs6000_hard_regno_nregs_internal): New function, moved from
1450 HARD_REGNO_NREGS, to calculate the number of registers each hard
1451 register takes for each type.
1452 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1453 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1454 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1455 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1456 unit information here so it is calculated once at compiler startup
1458 (rs6000_override_options): Make -misel a target mask. Add more
1459 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1460 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1462 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1463 (rs6000_handle_option): Move -misel from variable to target mask.
1464 (rs6000_builtin_mask_for_load): Add VSX support.
1465 (rs6000_conditional_register_usage): Ditto.
1466 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1467 (function_arg_boundary): Ditto.
1468 (rs6000_expand_builtin): Ditto.
1469 (def_builtin): Make abort message a little friendlier.
1470 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1472 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1473 assembler support the popcntd instruction instead of a vsx
1474 instruction to enable power7 support.
1475 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1476 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1477 option to the assembler if -mcpu=native.
1478 (ASM_CPU_NATIVE_SPEC): Ditto.
1479 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1481 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1482 the lwsync instruction.
1483 (enum processor_type): Add PROCESSOR_POWER7.
1484 (rs6000_debug_reg): New -mdebug= options.
1485 (rs6000_debug_addr): Ditto.
1486 (rs6000_debug_cost): Ditto.
1487 (rs6000_isel): Delete.
1488 (enum rs6000_vector): New enum to say what vector unit we have.
1489 (VECTOR_UNIT_*): New macros to say which vector unit has
1490 arithmetic operations for a given type.
1491 (VECTOR_MEM_*): New macros to say which vector unit has memory
1492 operations for a given type.
1493 (TARGET_LDBRX): Whether the machine supports the ldbrx
1495 (TARGET_ISEL): Delete, -misel moved to be a mask.
1496 (TARGET_ISEL64): New macro for 64-bit isel support.
1497 (UNITS_PER_VSX_WORD): New macro.
1498 (POINTER_SIZE): Move to be an external variable, rather than
1499 calculating whether we are generating 32 ot 64-bit code.
1501 (STACK_BOUNDARY): Add VSX support.
1502 (LOCAL_ALIGNMENT): Ditto.
1503 (SLOW_UNALIGNED_ACCESS): Ditto.
1504 (VSX_REGNO_P): New macro for VSX support.
1505 (VFLOAT_REGNO_P): Ditto.
1506 (VINT_REGNO_P): Ditto.
1507 (VLOGICAL_REGNO_P): Ditto.
1508 (VSX_VECTOR_MODE): Ditto.
1509 (VSX_SCALAR_MODE): Ditto.
1511 (VSX_MOVE_MODE): Ditto.
1512 (VSX_REG_CLASS_P): Ditto.
1513 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1515 (UNITS_PER_SIMD_WORD): Add VSX support.
1516 (MODES_TIEABLE_P): Ditto.
1517 (STARTING_FRAME_OFFSET): Ditto.
1518 (STACK_DYNAMIC_OFFSET): Ditto.
1519 (EPILOGUE_USES): Ditto.
1520 (REGNO_REG_CLASS): Move to array lookup.
1521 (CLASS_MAX_NREGS): Ditto.
1522 (rs6000_vector_reg_class): Add declaration.
1523 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1524 overlap with the floating point and Altivec registers.
1526 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1528 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1529 give the appropriate asm switches if -mcpu=native.
1530 (host_detect_local_cpu): Add support for "asm".
1531 (host_detect_local_cpu): Follow GNU code guidelines for name.
1533 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1534 -mbit-word to a variable instead of being a target mask.
1536 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1537 emit the lwsync instruction instead of emitting the instruction as
1538 an integer constant.
1540 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1541 fixuns_trundfsi2, move expander into rs6000.md.
1543 * config/rs6000/rs6000.md (cpu): Add power7.
1544 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1545 (logical predicate patterns): Change the single instruction
1546 primitives that set CR0 to be fast_compare instead of compare.
1548 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1549 (popcntddi2): Ditto.
1550 (popcount<mode>): Ditto.
1551 (floating multiply/add insns): Name the floating point
1553 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1554 (isel_unsigned_<mode>): Ditto.
1555 (fixuns_trundfsi2): Move expander here from spe.md.
1556 (smindi3): Define if we have -misel on 64-bit systems.
1561 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1563 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1565 * config/avr/avr.c (avr_current_device): New variable.
1566 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1567 (avr_arch, mcu_type_s): Move to avr.h.
1568 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1569 default_data_section_start fields.
1570 (avr_arch): Moved from avr.c.
1571 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1572 library_name fields.
1573 (avr_current_device, avr_mcu_types, avr_arch_types,
1574 avr_device_to_arch, avr_device_to_data_start,
1575 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1576 (EXTRA_SPEC_FUNCTIONS): Define.
1577 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1578 options mapping. Use device_to_arch and device_to_data_start insted.
1579 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1580 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1581 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1582 * config/avr/driver-avr.c: New file.
1583 * config/avr/avr-devices.c: New file.
1585 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1587 * var-tracking.c (unshare_variable): Force initialized to
1588 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1589 (set_variable_part): Likewise.
1590 (struct variable_union_info): Remove pos_src field.
1591 (vui_vec, vui_allocated): New variables.
1592 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1593 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1594 == 1 use a simpler sorting algorithm. Compute pos field right
1595 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1596 Avoid quadratic comparison if !flag_var_tracking_uninit.
1597 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1598 unshare_variable unconditionally.
1599 (dataflow_set_different_2): Removed.
1600 (dataflow_set_different): Don't traverse second hash table.
1601 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1602 unconditionally to var_reg_set or var_mem_set.
1603 (emit_notes_in_bb): Likewise.
1604 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1606 (emit_note_insn_var_location): Don't set initialized to
1607 VAR_INIT_STATUS_INITIALIZED early.
1608 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1610 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1612 * tree-object-size.c (addr_object_size): Instead of checking
1613 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1614 are no FIELD_DECLs following it.
1616 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1618 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1619 order to match bswaps with signed source operands.
1621 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1623 * sdbout.c (sdbout_one_type): Fix braces in switch.
1625 2009-06-23 Richard Guenther <rguenther@suse.de>
1627 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1629 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1630 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1631 var_callused, callused_tree, var_storedanything, storedanything_tree,
1632 var_integer, integer_tree): Remove global variables.
1633 (new_var_info): Do not pass new id, append the new var to the
1634 global variable vector.
1635 (do_ds_constraint): Use is_global_var member of the variable-info.
1636 (new_scalar_tmp_constraint_exp): Adjust.
1637 (create_function_info_for): Likewise.
1638 (create_variable_info_for): Likewise.
1639 (find_what_var_points_to): Remove dead code.
1640 (init_base_vars): Simplify.
1641 (compute_points_to_sets): Adjust.
1643 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1645 * combine.c (try_combine): Dump information about the insns we're
1648 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1650 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1651 check when calling force_to_mode on TRUNCATE's operand.
1653 2009-06-22 Ian Lance Taylor <iant@google.com>
1655 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1657 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1659 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1661 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1663 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1664 override library linkage flags such as -static-libgcc or
1667 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1669 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1671 2009-06-22 Ian Lance Taylor <iant@google.com>
1673 * config/linux.opt: Put mglibc ahead of muclibc.
1675 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1676 for duplicate decls.
1678 2009-06-22 Matthias Klose <doko@ubuntu.com>
1680 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1682 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1685 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1686 instead of NULL if a parser error occurs.
1688 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1690 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1691 non-DWARF2_DEBUGGING_INFO version.
1693 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1695 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1696 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1698 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1699 (LIBGCC2_TF_CEXT): Define.
1702 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1705 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1707 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1709 * config/arm/arm.c (arm_override_options): Disable
1710 -mcaller-super-interworking and -mcallee-super-interworking.
1711 * doc/invoke.texi (ARM Options): Document this.
1713 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1715 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1716 * config/arm/constraints.md (j): New constraint for movw operands.
1717 (N): Remove thumb2 meaning.
1718 * config/arm/arm.md (*arm_movw): Delete.
1719 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1720 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1721 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1723 2009-06-22 Martin Jambor <mjambor@suse.cz>
1725 PR tree-optimization/40492
1726 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1727 build_ref_for_offset.
1729 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1731 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1732 JUMP_TABLE_DATA_P predicates where applicable.
1733 * auto-inc-dec.c: Ditto.
1734 * builtins.c: Ditto.
1735 * caller-save.c: Ditto.
1737 * cfgcleanup.c: Ditto.
1738 * cfglayout.c: Ditto.
1741 * combine-stack-adj.c: Ditto.
1747 * dwarf2asm.c: Ditto.
1748 * dwarf2out.c: Ditto.
1749 * emit-rtl.c: Ditto.
1755 * function.c: Ditto.
1758 * genpreds.c: Ditto.
1759 * genrecog.c: Ditto.
1761 * ira-costs.c: Ditto.
1762 * ira-lives.c: Ditto.
1765 * lower-subreg.c: Ditto.
1766 * modulo-sched.c: Ditto.
1768 * postreload.c: Ditto.
1769 * print-rtl.c: Ditto.
1778 * sched-vis.c: Ditto.
1780 * sel-sched-ir.c: Ditto.
1781 * simplify-rtx.c: Ditto.
1782 * targhooks.c: Ditto.
1783 * var-tracking.c: Ditto.
1784 * vmsdbgout.c: Ditto.
1786 2009-06-22 Matthias Klose <doko@ubuntu.com>
1788 * Makefile.in (install-plugin): Always use DESTDIR.
1790 2009-06-22 Olivier Hainque <hainque@adacore.com>
1792 * config/pa/pa.c (output_call): Don't optimize post call jumps
1793 into return address adjustments if the call may throw.
1795 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1797 * arm.c (thumb1_output_casesi): New function.
1798 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1799 optimizing for size or PIC.
1800 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1801 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1802 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1803 (thumb1_casesi_internal_pic): New expand rule.
1804 (thumb1_casesi_dispatch): New pattern.
1805 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1807 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1808 in the text seciton when PIC or optimizing for size.
1809 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1810 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1811 preservation properties of code.
1812 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1813 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1814 (__gnu_thumb1_case_si): New function.
1815 * t-arm (LIB1ASMSRC): Define here.
1816 (LIB1ASMFUNCS): Add some common functions.
1817 * t-arm-elf (LIB1ASMSRC): Delete.
1818 (LIB1ASMFUNCS): Append to existing set.
1819 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1820 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1821 * t-symbian (LIB1ASMFUNCS): Likewise.
1822 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1823 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1825 2009-06-21 Richard Guenther <rguenther@suse.de>
1827 PR tree-optimization/38729
1828 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1829 to loops with a single exit if -fno-expensive-optimizations.
1831 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1833 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1834 (dataflow_set): Change vars type from htab_t to shared_hash.
1835 (shared_hash_pool, empty_shared_hash): New variables.
1836 (vars_clear): Removed.
1837 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1838 shared_hash_find_slot_unshare, shared_hash_find_slot,
1839 shared_hash_find_slot_noinsert, shared_hash_find): New
1841 (shared_hash_unshare, shared_hash_destroy): New functions.
1842 (unshare_variable): Unshare set->vars if shared, use
1844 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1845 (get_init_value, find_src_set_src, dump_dataflow_set,
1846 clobber_variable_part, emit_notes_for_differences): Use
1848 (dataflow_set_init): Remove second argument, set vars to
1849 empty_shared_hash instead of creating a new htab.
1850 (dataflow_set_clear): Call shared_hash_destroy and set vars
1851 to empty_shared_hash instead of calling vars_clear.
1852 (dataflow_set_copy): Don't call vars_copy, instead just share
1853 the src htab with dst.
1854 (variable_union): Use shared_hash_*, use initially NO_INSERT
1855 lookup if set->vars is shared. Don't keep slot cleared before
1856 calling unshare_variable. Unshare set->vars if needed.
1857 Even ->refcount == 1 vars must be unshared if set->vars is shared
1858 and var needs to be modified.
1859 (variable_canonicalize): New function.
1860 (dataflow_set_union): If dst->vars is empty, just share src->vars
1861 with dst->vars and traverse with variable_canonicalize to canonicalize
1862 and unshare what is needed.
1863 (dataflow_set_different): If old_set and new_set use the same shared
1864 htab, they aren't different. If number of htab elements is different,
1865 htabs are different. Use shared_hash_*.
1866 (dataflow_set_destroy): Call shared_hash_destroy instead of
1868 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1869 second argument to dataflow_set_init.
1870 (vt_initialize): Likewise. Initialize shared_hash_pool and
1871 empty_shared_hash, move bb in/out initialization afterwards.
1872 Use variable_htab_free instead of NULL as changed_variables del hook.
1873 (variable_was_changed): Change type of second argument to pointer to
1874 dataflow_set. When inserting var into changed_variables, bump
1875 refcount. Unshare set->vars if set is shared htab and slot needs to
1877 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1878 lookup if set->vars is shared. Unshare set->vars if needed.
1879 Even ->refcount == 1 vars must be unshared if set->vars is shared
1880 and var needs to be modified. Adjust variable_was_changed caller.
1881 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1882 vars must be unshared if set->vars is shared and var needs to be
1883 modified. Adjust variable_was_changed caller.
1884 (emit_note_insn_var_location): Don't pool_free var.
1885 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1887 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1888 free_alloc_pool on shared_hash_pool.
1890 2009-06-20 Anthony Green <green@moxielogic.com>
1892 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1893 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1895 2009-06-20 Richard Guenther <rguenther@suse.de>
1897 * tree-ssa-structalias.c (find_func_aliases): For memset use
1898 a constraint from NULL if we memset to zero.
1899 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1900 we explicitly handle that do not read from memory.
1901 (call_may_clobber_ref_p_1): Properly handle builtins that may
1904 2009-06-20 Richard Guenther <rguenther@suse.de>
1906 PR tree-optimization/40495
1907 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1908 (new_scalar_tmp_constraint_exp): New function.
1909 (process_constraint): Do not create temporary decls.
1910 (process_all_all_constraints): Likewise.
1911 (handle_const_call): Likewise.
1912 (create_function_info_for): Do not set decl.
1914 2009-06-19 Ian Lance Taylor <iant@google.com>
1916 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1917 (rs6000_attribute_table): Make static; move before use.
1919 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1921 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1922 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1923 Propagate the TREE_READONLY flag without overwriting it.
1924 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1925 Propagate the TREE_READONLY flag onto the result.
1926 (process_call_operands): Move around. Use correct constant value.
1928 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1931 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1932 * config/arm/arm.md: Likewise.
1934 2009-06-19 Ian Lance Taylor <iant@google.com>
1936 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1937 to GIMPLE_ERROR_MARK.
1939 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1940 op2_original_type parameters. Warn about using different enum types.
1941 * c-parser.c (c_parser_conditional_expression): Pass original
1942 types to build_conditional_expr.
1943 * c-tree.h (build_conditional_expr): Update declaration.
1945 2009-06-19 Ian Lance Taylor <iant@google.com>
1947 * config/i386/i386.c (ix86_function_specific_save): Test that
1948 fields match values, rather than testing the values are in a
1951 2009-06-19 Richard Guenther <rguenther@suse.de>
1953 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1955 (ptr_derefs_may_alias_p): Likewise.
1956 (ptr_deref_may_alias_ref_p_1): New function.
1957 (ptr_deref_may_alias_ref_p): Likewise.
1958 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1959 covered by looking at the ESCAPED solution.
1960 (call_may_clobber_ref_p_1): Likewise.
1961 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1962 Handle NULL_TREE offset. Do not produce redundant constraints.
1963 (process_all_all_constraints): New helper function.
1964 (do_structure_copy): Use it.
1965 (handle_lhs_call): Likewise.
1966 (find_func_aliases): Handle some builtins with pointer arguments
1967 and/or return values explicitly.
1969 2009-06-19 Ian Lance Taylor <iant@google.com>
1971 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1973 2009-06-19 Ian Lance Taylor <iant@google.com>
1975 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1977 2009-06-19 Ian Lance Taylor <iant@google.com>
1979 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1980 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1983 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1984 uninitialized const.
1986 2009-06-19 Ian Lance Taylor <iant@google.com>
1988 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1991 * c-decl.c (in_struct, struct_types): Remove.
1992 (struct c_binding): Add in_struct field.
1993 (c_binding_ptr): Define type, along with VEC.
1994 (struct c_struct_parse_info): Define.
1995 (struct_parse_info): New static variable.
1996 (bind): Initialize in_struct field.
1997 (start_struct): Remove enclosing_in_struct and
1998 enclosing_struct_types parameters. Add
1999 enclosing_struct_parse_info parameter. Change all callers. Set
2000 struct_parse_info rather than in_struct and struct_types.
2001 (grokfield): If -Wc++-compat and there is a symbol binding for the
2002 field name, set the in_struct flag and push it on the
2003 struct_parse_info->fields vector.
2004 (warn_cxx_compat_finish_struct): New static function.
2005 (finish_struct): Remove enclosing_in_struct and
2006 enclosing_struct_types parameters. Add
2007 enclosing_struct_parse_info parameter. Change all callers. Don't
2008 set C_TYPE_DEFINED_IN_STRUCT here. Call
2009 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2010 parameter. Only push on struct_types if warn_cxx_compat.
2011 (finish_enum): Only push on struct_types if warn_cxx_compat.
2012 (declspecs_add_type): Add loc parameter. Change all callers.
2013 Change all error calls to error_at. Pass loc, not input_location,
2014 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2015 defined in a struct. If -Wc++-compat and parsing a struct, record
2016 that a typedef name was used.
2017 * c-parser.c (c_parser_declspecs): Get location to pass to
2019 (c_parser_struct_or_union_specifier): Update calls to start_struct
2021 * c-tree.h (struct c_struct_parse_info): Declare.
2022 (finish_struct, start_struct): Update declarations.
2023 (declspecs_add_type): Update declaration.
2025 2009-06-19 Ian Lance Taylor <iant@google.com>
2027 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2028 variable with an anonymous type.
2030 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2032 * see.c: Remove for real.
2034 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2036 * optabs.h (enum optab_index): Add new OTI_significand.
2037 (significand_optab): Define corresponding macro.
2038 * optabs.c (init_optabs): Initialize significand_optab.
2039 * genopinit.c (optabs): Implement significand_optab using
2040 significand?f2 patterns.
2041 * builtins.c (expand_builtin_mathfn): Handle
2042 BUILT_IN_SIGNIFICAND{,F,L}.
2043 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2044 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2046 * config/i386/i386.md (significandxf2, significand<mode>2): New
2047 expanders to implement significandf, significand and significandl
2048 built-ins as inline x87 intrinsics.
2050 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2052 * config/avr/avr.c (avr_override_options): Remove setting value of
2053 PARAM_INLINE_CALL_COST.
2055 2009-06-18 Richard Henderson <rth@redhat.com>
2058 * tree-pass.h (TDF_ASMNAME): New.
2059 * tree-dump.c (dump_options): Add asmname.
2060 * doc/invoke.texi: Document it.
2062 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2063 (dump_decl_name): ...here.
2064 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2065 (dump_generic_node): Update dump_function_name calls.
2066 (print_call_name): New flags arg; update all dump calls.
2067 * diagnostic.h (print_call_name): Update.
2068 * gimple-pretty-print.c (dump_gimple_call): Update.
2070 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2073 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2075 2009-06-18 Diego Novillo <dnovillo@google.com>
2077 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2078 * plugin.c (str_license): Declare.
2079 (try_init_one_plugin): Assert that the symbol
2080 'plugin_is_GPL_compatible' exists.
2082 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2085 * Makefile.in (OBJS-common): Remove see.o.
2087 * common.opt (fsee): Mark as preserved for backward compatibility.
2088 * opts.c (common_handle_option): Add OPT_fsee to the backward
2089 compatibility section.
2090 * passes.c (init_optimization_passes, pass_see): Remove pass.
2091 * timevar.def (TV_SEE): Remove.
2092 * tree-pass.h (pass_see): Remove declaration.
2093 * doc/invoke.texi (-fsee): Remove documentation.
2095 2009-06-18 Martin Jambor <mjambor@suse.cz>
2097 * tree-sra.c: Include statistics.h
2098 (sra_stats): New variable.
2099 (sra_initialize): Clear sra_stats.
2100 (create_access_replacement): Increment sra_stats.replacements.
2101 (get_access_replacement): Do not return twice.
2102 (analyze_all_variable_accesses): Increment statistics counter by the
2103 number of scalarized aggregates.
2104 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2105 (sra_modify_expr): Increment sra_stats.exprs.
2106 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2107 (sra_modify_assign): Increment sra_stats.exprs,
2108 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2109 (perform_intra_sra): Update statistics counters.
2110 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2112 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2114 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2115 (arm_scalar_mode_supported_p): New function.
2117 2009-06-18 Paul Brook <paul@codesourcery.com>
2118 Sandra Loosemore <sandra@codesourcery.com>
2120 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2121 (__extendhfsf2, __truncsfhf2): Define.
2122 * config/arm/fp16.c: New file.
2123 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2124 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2126 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2128 * doc/extend.texi (Half-Precision): New section.
2129 * doc/invoke.texi (Option Summary): List -mfp16-format.
2130 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2131 * config/arm/arm.opt (mfp16-format=): New.
2132 * config/arm/arm.c: Include intl.h.
2133 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2134 (TARGET_INVALID_RETURN_TYPE): Redefine.
2135 (TARGET_PROMOTED_TYPE): Redefine.
2136 (TARGET_CONVERT_TO_TYPE): Redefine.
2137 (arm_fp16_format): Define.
2138 (all_fpus): Add entry for neon-fp16.
2139 (fp_model_for_fpu): Likewise.
2140 (struct fp16_format): Declare.
2141 (all_fp16_formats): Define.
2142 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2144 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2146 (arm_legitimate_index_p): Treat HFmode like HImode.
2147 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2148 (coproc_secondary_reload_class): Special-case HFmode.
2149 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2150 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2151 (arm_init_fp16_builtins): New.
2152 (arm_init_builtins): Call it.
2153 (arm_invalid_parameter_type): New.
2154 (arm_invalid_return_type): New.
2155 (arm_promoted_type): New.
2156 (arm_convert_to_type).
2157 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2159 (arm_emit_fp16_const): New function.
2160 (arm_mangle_type): Mangle __fp16 as "Dh".
2161 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2163 (TARGET_NEON_FP16): New.
2164 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2165 (enum fputype): Add FPUTYPE_NEON_FP16.
2166 (enum arm_fp16_format_type): Declare.
2167 (arm_fp16_format): Declare.
2168 (LARGEST_EXPONENT_IS_NORMAL): Define.
2169 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2170 * config/arm/arm-modes.def (HFmode): Define.
2171 * config/arm/vfp.md: (*movhf_vfp): New.
2174 * config/arm/arm.md: (fpu): Add neon_fp16.
2175 (floatsihf2, floatdihf2): New.
2176 (fix_trunchfsi2, fix_trunchfdi2): New.
2180 (*arm32_movhf): New.
2181 (*thumb1_movhf): New.
2182 (consttable_2): Add check for HFmode constants.
2183 (consttable_4): Handle HFmode constants.
2185 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2187 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2189 2009-06-17 Olivier Hainque <hainque@adacore.com>
2191 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2192 const char ** conversion in AIX specific section.
2194 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2196 * config/i386/i386.c (ix86_special_builtin_type): Remove
2197 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2198 (bdesc_special_args): Updated.
2199 (ix86_init_mmx_sse_builtins): Likewise.
2200 (ix86_expand_special_args_builtin): Likewise.
2202 2009-06-17 Richard Henderson <rth@redhat.com>
2204 * tree-pretty-print.c (maybe_dump_asm_name): New.
2205 (dump_decl_name): Use it.
2206 (PRINT_FUNCTION_NAME): Merge into...
2207 (dump_function_name): ... here. Use maybe_dump_asm_name.
2209 2009-06-17 Cary Coutant <ccoutant@google.com>
2211 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2213 * debug.c (struct gcc_debug_hooks): Change placeholder for
2215 (debug_nothing_int_charstar_int): Replaced by...
2216 (debug_nothing_int_charstar_int_bool): ...this.
2217 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2218 source_line prototype.
2219 (debug_nothing_int_charstar_int): Replaced by...
2220 (debug_nothing_int_charstar_int_bool): ...this.
2221 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2222 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2223 Output is_stmt operand when necessary.
2224 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2225 (notice_source_line): Add is_stmt parameter.
2226 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2227 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2229 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2230 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2232 2009-06-17 Ian Lance Taylor <iant@google.com>
2234 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2236 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2239 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2241 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2242 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2243 tree_strip_sign_nop_conversions and
2244 tree_ssa_strip_useless_type_conversions rather than stripping
2245 the operations here.
2246 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2248 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2249 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2250 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2251 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2254 2009-06-17 Michael Eager <eager@eagercon.com>
2256 * config/rs6000/constraints.md (register_constraint "d"): New.
2257 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2258 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2259 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2260 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2261 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2262 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2263 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2264 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2265 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2266 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2268 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2269 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2270 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2271 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2272 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2273 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2274 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2275 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2276 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2277 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2278 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2279 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2280 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2281 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2283 2009-06-16 Ian Lance Taylor <iant@google.com>
2285 * profile.c (total_num_never_executed): Don't define.
2286 (compute_branch_probabilities): Don't count or print
2288 (init_branch_prob): Don't set total_num_never_executed.
2289 (end_branch_prob): Don't print total_num_never_executed.
2291 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2293 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2295 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2297 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2298 (nabstd2_fpr): Same.
2300 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2302 * expr.c (expand_assignment): Change complex type check.
2304 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2306 * doc/plugins.texi (Building GCC plugins): Added new section.
2308 2009-06-17 Ian Lance Taylor <iant@google.com>
2310 * c-pch.c (get_ident): Don't set size of templ array.
2311 (pch_init): Don't set size of partial_pch array.
2313 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2314 string constant to intialize an array whose size is the length of
2317 2009-06-17 Richard Guenther <rguenther@suse.de>
2319 PR tree-optimization/40389
2320 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2321 to addressable types.
2322 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2324 2009-06-17 Richard Guenther <rguenther@suse.de>
2327 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2328 if there is no evolution of left in the loop bail out.
2329 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2330 chrec_fold_multiply.
2332 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2333 Janis Johnson <janis187@us.ibm.com>
2336 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2337 for the symbol ref of a constant that is the source of a move
2338 - nor for any other not-obvious-label-ref constants.
2340 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2342 * plugin.c (position_pass): Skip newly inserted pass during list
2343 traversal to avoid repeated insertion.
2345 2009-06-16 Ian Lance Taylor <iant@google.com>
2347 * vec.h (VEC_stack_alloc): Define different version if
2348 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2349 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2350 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2351 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2353 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2355 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2357 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2358 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2359 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2360 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2361 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2362 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2363 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2364 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2365 __builtin_ia32_rdtscp.
2366 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2367 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2368 and __builtin_ia32_rorhi.
2369 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2370 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2371 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2372 (ix86_expand_args_builtin): Likewise.
2373 (ix86_expand_special_args_builtin): Likewise.
2375 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2376 (UNSPECV_RDTSC): Likewise.
2377 (UNSPECV_RDPMC): Likewise.
2378 (*bsr): Renamed to ...
2380 (*bsr_rex64): Renamed to ...
2384 (*rdpmc_rex64): Likewise.
2387 (*rdtsc_rex64): Likewise.
2389 (*rdtscp): Likewise.
2390 (*rdtscp_rex64): Likewise.
2392 * config/i386/ia32intrin.h: New.
2394 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2396 2009-06-16 Ian Lance Taylor <iant@google.com>
2398 * ira-build.c (copy_info_to_removed_store_destinations):
2399 Initialize parent_a.
2401 2009-06-16 Ian Lance Taylor <iant@google.com>
2403 * c-decl.c (grokdeclarator): Change size_varies to bool.
2405 2009-06-16 Ian Lance Taylor <iant@google.com>
2407 * sel-sched.c: Make forward declarations of move_op_hooks and
2408 fur_hooks explicitly extern.
2410 2009-06-16 Ian Lance Taylor <iant@google.com>
2412 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2413 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2415 2009-06-16 Ian Lance Taylor <iant@google.com>
2417 * resource.c (mark_referenced_resources): Change
2418 include_delayed_effects parameter to bool. Change all callers.
2419 (mark_end_of_function_resources): Likewise.
2420 * reorg.c (insn_references_resource_p): Likewise.
2421 (insn_sets_resource_p): Likewise.
2422 * resource.h (mark_referenced_resources): Update declaration.
2423 (mark_end_of_function_resources): Update declaration.
2425 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2427 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2429 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2431 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2432 GCC can bootstrap on AIX with GNU Binutils 2.20.
2434 2009-06-16 Ian Lance Taylor <iant@google.com>
2436 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2438 2009-06-16 Ian Lance Taylor <iant@google.com>
2440 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2441 inline, not extern inline.
2442 (exact_log2): Likewise.
2443 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2445 (exact_log2): Likewise, but don't test CTZ_HWI.
2447 2009-06-16 Ian Lance Taylor <iant@google.com>
2449 * bitmap.c (bitmap_clear): Don't declare as inline.
2450 * gimple.c (gimplify_assign): Likewise.
2451 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2452 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2453 (sched_scan_info): Remove duplicate definition.
2455 2009-06-16 Ian Lance Taylor <iant@google.com>
2457 * c-common.c (skip_evaluation): Don't define.
2458 (c_inhibit_evaluation_warnings): Define global variable.
2459 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2460 than skip_evaluation.
2461 (convert_and_check, warn_for_div_by_zero): Likewise.
2462 * c-common.h (skip_evaluation): Don't declare.
2463 (c_inhibit_evaluation_warnings): Declare.
2464 * c-parser.c (c_parser_typeof_specifier): Set
2465 c_inhibit_evaluation_warnings rather than skip_evaluation.
2466 (c_parser_conditional_expression): Likewise.
2467 (c_parser_binary_expression): Likewise.
2468 (c_parser_sizeof_expression): Likewise.
2469 (c_parser_alignof_expression): Likewise.
2470 * c-typeck.c (build_indirect_ref): Check
2471 c_inhibit_evaluation_warnings rather than skip_evaluation.
2472 (build_conditional_expr, build_binary_op): Likewise.
2474 2009-06-16 Richard Guenther <rguenther@suse.de>
2476 * tree-ssa-alias.c (is_escape_site): Remove.
2477 * tree-ssa-alias.h (enum escape_type): Remove.
2478 (is_escape_site): Likewise.
2479 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2480 via casts and asms without deferring to is_escape_site.
2482 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2485 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2486 use gen_lowpart if op0 has complex mode.
2488 2009-06-16 Richard Guenther <rguenther@suse.de>
2490 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2491 variables add them to ESCAPED.
2492 (find_func_aliases): Do not make all indirectly stored values escaped.
2494 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2496 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2499 2009-06-16 Martin Jambor <mjambor@suse.cz>
2501 PR tree-optimization/40432
2502 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2503 check whether we need to force gimple register operand.
2505 2009-06-16 Martin Jambor <mjambor@suse.cz>
2507 PR tree-optimization/40413
2508 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2509 build_ref_for_offset.
2510 (propagate_subacesses_accross_link): Fix a typo in a comment.
2512 2009-06-16 Ira Rosen <irar@il.ibm.com>
2514 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2515 with additional parameter.
2516 * tree-vectorizer.h (enum vect_def_type): Add new value
2518 (enum vect_relevant): Add comments.
2519 (vect_is_simple_reduction): Add new argument.
2520 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2521 Detect nested cycles.
2522 (vect_is_simple_reduction): Update documentation, add an argument to
2523 distinguish inner-loop reduction from nested cycle, detect nested
2524 cycles, fix printings and indentation, don't swap operands in case
2526 (get_initial_def_for_reduction): Handle subtraction.
2527 (vect_create_epilog_for_reduction): Add new argument to specify
2529 (vect_finalize_reduction): Handle subtraction, fix comments.
2530 (vectorizable_reduction): Handle nested cycles. In case of nested
2531 cycle keep track of the reduction variable position. Call
2532 vect_is_simple_reduction with additional parameter. Use original
2533 statement code in reduction epilogue for nested cycle. Call
2534 vect_create_epilog_for_reduction with additional parameter.
2535 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2536 inner-loop vectorization.
2537 (vect_recog_widen_sum_pattern): Likewise.
2538 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2540 (vect_mark_stmts_to_be_vectorized): Likewise.
2541 (vect_get_vec_def_for_operand): Handle nested cycles.
2543 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2545 * doc/invoke.texi (Debugging Options): Fix option index entries
2546 for -fdump-statistics, -frandom-seed add entries for
2547 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2548 (FRV Options): Fix entries for -mTLS, -mtls.
2549 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2550 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2551 (M68hc1x Options): Fix @itemx for -mnominmax.
2552 (MCore Options): Fix entry for -mno-lsim.
2553 (MMIX Options): Fix entry for -mabi=mmixware.
2554 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2556 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2558 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2559 Mention the plugin mode of gengtype.
2560 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2561 * gengtype.c: Updated copyright.
2562 (plugin_files, nb_plugin_files) Added new static variables.
2563 (measure_input_list) Care about plugin_files.
2564 (write_rtx_next): Added early return in plugin mode.
2565 (create_file): Updated copyright year in generated file. Added
2567 (oprintf): Added early return if NULL outf.
2568 (get_output_file_with_visibility): Care of plugin_files.
2569 (get_output_file_name): May return null.
2570 (write_local): Added early return.
2571 (put_mangled_filename): Ditto.
2572 (finish_root_table): Added check for base_files.
2573 (write_roots): Care about null when plugins.
2574 (main): Added plugin mode.
2576 2009-06-15 Ian Lance Taylor <iant@google.com>
2578 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2579 * gcov.c (read_count_file): Add braces around variables declared
2582 * c.opt (Wjump-misses-init): New warning.
2583 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2584 -Wall and -Wc++-compat if not already set.
2585 (c_common_post_options): Clear warn_jump_misses_init if it was not
2587 * c-decl.c (struct c_binding): Change type field to a union with
2588 new label field. Make it the first field in the struct. Update
2589 references to type to use u.type instead.
2590 (struct c_spot_bindings): Define.
2591 (struct c_goto_bindings): Define.
2592 (c_goto_bindings_p): Define, along with VECs.
2593 (struct c_label_vars): Define.
2594 (struct c_scope): Add has_label_bindings field.
2595 (bind_label, set_spot_bindings): New static functions.
2596 (decl_jump_unsafe, update_spot_bindings): New static functions.
2597 (update_label_decls): New static function.
2598 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2599 Update binding u.label field to shadowed field.
2600 (c_binding_start_stmt_expr): New function.
2601 (c_binding_end_stmt_expr): New function.
2602 (pushdecl): Don't call c_begin_vm_scope.
2603 (make_label): Add defining and p_label_vars parameters. Change
2605 (lookup_label): Correct test for whether a label has not yet been
2606 defined. Call bind_label rather than bind.
2607 (warn_about_goto): New static function.
2608 (lookup_label_for_goto): New function.
2609 (declare_label): Call bind_label rather than bind.
2610 (check_earlier_gotos): New static function.
2611 (define_label): Don't give errors about jumping into statement
2612 expressions or scopes of variably modified types. Call
2613 set_spot_bindings and check_earlier_gotos. Call bind_label
2614 instead of bind. Don't set label_context_stack_se or
2615 label_context_stack_vm.
2616 (c_get_switch_bindings): New function.
2617 (c_release_switch_bindings): New function.
2618 (c_check_switch_jump_warnings): New function.
2619 (start_function): Don't set label_context_stack_se or
2620 label_context_stack_vm.
2621 (finish_function): Likewise.
2622 * c-typeck.c (label_context_stack_se): Don't define.
2623 (label_context_stack_vm): Don't define.
2624 (c_finish_goto_label): Call lookup_label_for_goto rather than
2625 lookup_label. Don't give errors about jumping into a statement
2626 expression or the scope of a variably modified type. Don't set
2627 label_context_stack_se or label_context_stack_vm.
2628 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2629 fields. Add bindings field.
2630 (c_start_case): Don't set deleted fields. Set bindings field.
2631 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2632 or blocked_vm. Call c_check_switch_jump_warnings.
2633 (c_finish_case): Don't test blocked_stmt_expr field. Call
2634 c_release_switch_bindings.
2635 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2636 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2637 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2638 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2639 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2640 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2641 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2642 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2643 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2644 (C_DECL_UNJUMPABLE_VM): Don't define.
2645 (C_DECL_UNDEFINABLE_VM): Don't define.
2646 (struct c_label_list): Don't define.
2647 (struct c_label_context_se): Don't define.
2648 (struct c_label_context_vm): Don't define.
2649 (struct c_spot_bindings): Declare.
2650 (c_bindings_start_stmt_expr): Declare.
2651 (c_bindings_end_stmt_expr): Declare.
2652 (lookup_label_for_goto): Declare.
2653 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2654 (c_check_switch_jump_warnings): Declare.
2655 (label_context_stack_se, label_context_stack_vm): Don't declare.
2656 (c_finish_goto_label): Update declaration.
2657 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2658 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2659 (Warning Options): Document -Wjump-misses-init.
2661 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2663 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2666 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2668 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2670 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2672 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2674 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2676 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2678 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2680 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2681 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2682 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2683 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2684 * dwarf2asm.c (dw2_force_const_mem): Update call to
2686 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2687 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2688 * langhooks.c (lhd_comdat_group): Remove.
2689 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2690 * tree.h (DECL_COMDAT_GROUP): New.
2691 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2692 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2693 (make_decl_one_only): Change signature.
2694 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2696 (make_decl_one_only): Change signature.
2697 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2699 2009-06-15 Richard Guenther <rguenther@suse.de>
2702 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2704 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2706 * tree-ssa-math-opts.c: Remove extra divide.
2708 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2710 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2712 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2714 * passes.c: Add bswap pass.
2715 * tree-pass.h: Add pass_optimize_bswap declaration.
2716 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2717 Include rtl.h, expr.h and optabs.h for optab_handler check.
2718 (struct symbolic_number, pass_optimize_bswap): New definition.
2719 (do_shift_rotate, verify_symbolic_number_p): New functions.
2720 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2721 (gate_optimize_bswap): New function.
2722 * tree.c (widest_int_cst_value): New function.
2723 * tree.h (widest_int_cst_value): Prototype added.
2725 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2727 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2728 REG_EQUAL/REG_EQUIV notes.
2730 2009-06-14 Richard Guenther <rguenther@suse.de>
2733 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2734 has its address taken if NRV was applied and it is addressable.
2735 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2736 function split out from ...
2737 (get_constraint_for_1): ... here.
2738 (handle_rhs_call): Use it to mark the return slot escaped if
2739 it is addressable and NRV was applied.
2741 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2743 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2744 Change first argument type to location_t.
2745 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2746 Do not set input_location.
2747 Use loc instead of input_location throughout.
2749 2009-06-13 Richard Guenther <rguenther@suse.de>
2751 PR tree-optimization/40421
2752 * tree-predcom.c (should_unroll_loop_p): Remove.
2753 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2755 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2757 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2758 Add location argument.
2760 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2762 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2764 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2765 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2766 * config/spu/spu-protos.h: Add location to
2767 spu_resolve_overloaded_builtin.
2768 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2769 spu_build_builtin_va_list.
2770 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2771 argument. Pass location to build_function_call_vec.
2772 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2774 (emit_fpu_switch): Same.
2775 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2776 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2777 to build_decl and create_artificial_label.
2778 (xtensa_gimplify_va_arg_expr): Same.
2779 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2780 (xstormy16_gimplify_va_arg_expr): Same.
2781 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2782 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2783 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2784 (mips16_build_function_stub): Same.
2785 (mips16_build_call_stub): Same.
2787 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2790 * arm/constraints.md (Pa, Pb): New constraints.
2791 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2792 split pattern to deal with them.
2794 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2796 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2797 fix index entry for -Xpreprocessor.
2799 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2801 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2802 Add location argument to build_decl call.
2803 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2804 (rs6000_init_builtins): Same.
2805 (spe_init_builtins): Same.
2806 (rs6000_gimplify_va_arg): Add location argument to
2807 create_artificial_label call.
2809 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2811 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2812 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2813 * Makefile.in: Fix GGC dependency for gcse.o.
2815 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2817 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2818 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2819 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2821 * c-parser.c (c_parser_binary_expression): Use current column while
2822 building binary operations.
2823 * common.opt (fshow-column): Enable by default.
2824 * tree-vrp.c (check_array_ref): Use warning_at.
2825 (check_array_bounds): Use location from call back if expr has no
2827 * tree.h: Add location argument to maybe_fold_*.
2828 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2829 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2830 (maybe_fold_offset_to_component_ref): Same.
2831 (maybe_fold_offset_to_reference): Same.
2832 (maybe_fold_offset_to_address): Same.
2833 (maybe_fold_stmt_indirect): Same.
2834 (maybe_fold_stmt_addition): Same.
2835 (fold_stmt_r): Pass location to maybe_fold_*.
2836 (fold_gimple_assign): Same.
2837 * c-tree.h: Add location argument to finish_decl,
2838 default_function_array_conversion, store_init_value.
2839 * c-decl.c (define_label): Use error_at.
2840 (c_make_fname_decl): Pass location to finish_decl.
2841 (finish_decl): New location argument.
2842 (build_compound_literal): Pass location to store_init_value.
2843 (grokdeclarator): Pass location to finish_decl.
2845 * c-typeck.c (array_to_pointer_conversion): New location argument.
2846 (function_to_pointer_conversion): Same.
2847 (default_function_array_conversion): Same.
2848 (parser_build_unary_op): Pass location to overflow_warning.
2849 (parser_build_binary_op): Same. Use warning_at.
2850 (build_unary_op): Pass location to array_to_pointer_conversion.
2851 (build_c_cast): Pass location to digest_init.
2852 (build_modify_expr): New location argument.
2853 (convert_for_assignment): Same.
2854 (store_init_value): Same.
2855 (digest_init): Same.
2856 (output_init_element): Pass location to digest_init and
2857 array_to_pointer_conversion.
2858 (c_finish_return): Pass location to convert_for_assignment.
2859 * gimplify.c (gimplify_conversion): Pass location to
2860 maybe_fold_offset_to_address.
2861 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2862 to maybe_fold_stmt_addition.
2863 * c-omp.c (c_finish_omp_atomic): Pass new location to
2865 (c_finish_omp_for): Same.
2866 * c-common.c (overflow_warning): New argument.
2867 * c-common.h: New argument to build_modify_expr, overflow_warning.
2868 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2870 (c_parser_initializer): Pass location to
2871 default_function_array_conversion.
2872 (c_parser_initelt): Same.
2873 (c_parser_initval): Same.
2874 (c_parser_asm_operands): Same.
2875 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2876 (c_parser_conditional_expression): Same.
2877 (c_parser_binary_expression): Add location info to stack. Use it.
2878 (c_parser_unary_expression): Pass location to
2879 default_function_array_conversion, parser_build_unary_op,
2880 build_indirect_ref, c_parser_postfix_expression_after_primary.
2881 (c_parser_postfix_expression_after_primary): New location argument.
2883 (c_parser_expression_conv): Pass location to
2884 default_function_array_conversion.
2885 (c_parser_expr_list): Same.
2886 (c_parser_omp_atomic): Same.
2887 (c_parser_omp_for_loop): Same.
2888 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2889 (build_array_declarator): New argument.
2890 * c-decl.c (build_array_declarator): Add location argument.
2891 (grokdeclarator): Set id_loc for cdk_array.
2892 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2893 build_array_declarator.
2894 * tree.c (build_omp_clause): Add location argument.
2895 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2896 (OMP_CLAUSE_LOCATION): New macro.
2897 (struct tree_omp_clause): Add location field.
2898 (build_omp_clause): Add argument.
2899 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2900 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2902 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2903 (cp_parser_omp_clause_collapse): Same.
2904 (cp_parser_omp_clause_default): Same.
2905 (cp_parser_omp_clause_if): Same.
2906 (cp_parser_omp_clause_nowait): Same.
2907 (cp_parser_omp_clause_num_threads): Same.
2908 (cp_parser_omp_clause_ordered): Same.
2909 (cp_parser_omp_clause_schedule): Same.
2910 (cp_parser_omp_clause_untied): Same.
2911 (cp_parser_omp_for_loop): Same.
2912 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2913 * c-tree.h (c_start_case): Add location argument.
2914 (c_process_expr_stmt): Same.
2915 (c_finish_goto_*): Same.
2916 * tree-parloops.c (initialize_reductions): Pass location to
2918 (create_parallel_loop): Same.
2919 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2920 (gfc_trans_omp_reduction_list): Same.
2921 (gfc_trans_omp_clauses): Same.
2922 (gfc_trans_omp_do): Same.
2923 * c-typeck.c (c_finish_goto_label): Same.
2924 (c_finish_goto_ptr): New location argument.
2925 (c_start_case): Same.
2926 (emit_side_effect_warnings): Same.
2927 (c_process_expr_stmt): Same.
2928 (c_finish_stmt_expr): Same.
2929 (c_finish_omp_clauses): Use error_at instead of error.
2930 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2932 * c-omp.c (c_split_parallel_clauses): New location argument.
2933 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2934 to build_omp_clause.
2935 (convert_local_reference_stmt): Same.
2936 (convert_gimple_call): Same.
2937 * c-common.h (c_split_parallel_clauses): New argument.
2938 * c-parser.c (c_parser_statement_after_labels): Pass location to
2939 c_finish_goto_label.
2940 (c_parser_switch_statement): Pass location to c_start_case.
2941 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2942 and c_process_expr_stmt.
2943 (c_parser_omp_variable_list): Add location argument.
2944 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2945 (c_parser_omp_clause_default): Same.
2946 (c_parser_omp_clause_if): Same.
2947 (c_parser_omp_clause_num_threads): Same.
2948 (-c_parser_omp_clause_ordered): Same.
2949 (c_parser_omp_clause_reduction): Pass location to
2950 c_parser_omp_variable_list.
2951 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2952 (c_parser_omp_clause_untied): Same.
2953 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2954 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2956 * c-tree.h (check_for_loop_decls, undeclared_variable,
2957 build_component_ref, build_array_ref, build_external_ref,
2958 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2959 build_conditional_expr, build_compound_expr, c_cast_expr,
2960 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2961 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2963 * c-semantics.c (build_stmt): Same.
2964 (build_case_label): Same.
2965 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2966 (undeclared_variable): New argument.
2968 (lookup_label): Pass location on down.
2969 (define_label): Same.
2970 (finish_decl): Same.
2971 (build_compound_literal): Same.
2972 (finish_struct): Same.
2973 (finish_function): Do not set location here.
2974 (check_for_loop_decls): New argument.
2975 * tree.c (save_expr): Set location.
2976 (build_empty_stmt): New argument.
2977 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2978 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2979 * builtins.c (gimplify_va_arg_expr): Use locations.
2980 (expand_builtin_sync_operation): Same.
2981 * c-typeck.c (build_component_ref): New argument.
2982 (build_array_ref): Same.
2983 (build_external_ref): Same.
2984 (c_expr_sizeof_expr): Same.
2985 (c_expr_sizeof_type): Same.
2986 (parser_build_unary_op): Same.
2987 (build_conditional_expr): Same.
2988 (build_compound_expr): Pass location on down.
2989 (build_compound_expr): New argument.
2990 (build_c_cast): Same.
2991 (c_cast_expr): Same.
2992 (build_asm_expr): Same.
2993 (c_finish_return): Same.
2994 (c_process_expr_stmt): Pass location on down.
2995 (c_finish_stmt_expr): New argument.
2996 (push_clenaup): Same.
2997 (c_finish_omp_parallel): Same.
2998 (c_finish_omp_task): Same.
2999 * gimplify.c (gimplify_call_expr): Pass location on down.
3000 * c-omp.c (c_finish_omp_master): New argument.
3001 (c_finish_omp_critical): Same.
3002 (c_finish_omp_ordered): Same.
3003 (c_finish_omp_barrier): Same.
3004 (-c_finish_omp_taskwait): Same.
3005 (c_finish_omp_atomic): Same.
3006 (c_finish_omp_flush): Same.
3007 * tree-inline.c (copy_tree_body_r): Pass location on down.
3008 (inline_forbidden_p): Remove use of input_location.
3009 * c-gimplify.c (c_build_bind_expr): New argument.
3010 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3011 (c_sizeof_or_alignof_type): New argument.
3012 (c_alignof_expr): Same.
3013 (build_va_arg): Same.
3014 (c_add_case_label): Same.
3015 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3016 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3017 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3018 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3019 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3020 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3022 * stub-objc.c (objc_build_selector_expr): Same.
3023 (objc_build_throw_stmt): Same.
3024 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3025 (c_parser_initelt): Same.
3026 (c_parser_compound_statement): Same.
3027 (c_parser_compound_statement_nostart): Same.
3028 (c_parser_label): Same.
3029 (c_parser_statement_after_labels): Same.
3030 (c_parser_if_body): Same.
3031 (c_parser_else_body): Same.
3032 (c_parser_if_statement): Same.
3033 (c_parser_switch_statement): Same.
3034 (c_parser_while_statement): Same.
3035 (c_parser_do_statement): Same.
3036 (c_parser_for_statement): Same.
3037 (c_parser_asm_statement): Same.
3038 (c_parser_conditional_expression): Same.
3039 (c_parser_binary_expression): Same.
3040 (c_parser_cast_expression): Same.
3041 (c_parser_unary_expression): Same.
3042 (c_parser_sizeof_expression): Same.
3043 (c_parser_alignof_expression): Same.
3044 (c_parser_postfix_expression): Same.
3045 (c_parser_expression): Same.
3046 (c_parser_objc_receiver): Same.
3047 (c_parser_omp_variable_list): Same.
3048 (c_parser_omp_structured_block): Same.
3049 (c_parser_omp_atomic): New argument.
3050 (c_parser_omp_barrier): Same.
3051 (c_parser_omp_critical): Same.
3052 (c_parser_omp_flush): Pass location on down.
3053 (c_parser_omp_for_loop): New argument.
3054 (c_parser_omp_for): Same.
3055 (c_parser_omp_master): Same.
3056 (c_parser_omp_ordered): Same.
3057 (c_parser_omp_sections_scope): Same.
3058 (c_parser_omp_sections): Same.
3059 (c_parser_omp_parallel): Same.
3060 (c_parser_omp_single): Same.
3061 (c_parser_omp_task): Same.
3062 (c_parser_omp_taskwait): Pass location on down.
3063 (c_parser_omp_construct): Same.
3064 (c_parser_omp_threadprivate): Same.
3065 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3066 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3067 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3068 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3069 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3070 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3071 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3072 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3073 config/i386/i386.c, stmt.c:
3074 Add location argument to the following function definitions and/or
3075 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3076 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3077 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3078 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3079 do_case, c_finish_bc_stmt, build_compound_literal,
3080 build_function_call.
3081 * c-decl.c (build_compound_literal): Add location argument.
3082 Make all diagnostic calls use location.
3083 (start_struct): Same.
3084 (finish_struct): Same.
3086 (build_enumerator): Same.
3087 (start_function): Same.
3088 (grokdeclarator): Make all diagnostic calls use location.
3089 (store_parm_decls_oldstyle): Same.
3090 * c-typeck.c (build_function_call): Add location argument.
3091 Make all diagnostic calls use location.
3093 (c_finish_bc_stmt): Same.
3094 * tree-nested.c (get_trampoline_type): Add argument.
3095 Pass location to build_decl.
3096 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3097 * rtl.h (RTL_LOCATION): New.
3098 * c-common.c (c_add_case_label): Add location argument.
3099 Make all diagnostic calls use location.
3100 * c-common.h: Add location argument to make_fname_decl, do_case,
3101 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3102 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3103 Set it appropriately for every case. Pass enum_loc to start_enum
3104 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3106 (c_parser_struct_or_union_specifier): Save location. Use it for
3107 start_struct, finish_struct, and parser_xref_tag.
3109 2009-06-12 Ian Lance Taylor <iant@google.com>
3111 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3113 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3114 cpp_opts->warn_cxx_operator_names.
3116 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3119 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3120 is returns NULL and OP is a VCE, look through the VCE.
3122 2009-06-12 Ian Lance Taylor <iant@google.com>
3125 * collect2.c (main): Use CONST_CAST2 in code inside #if
3126 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3128 2009-06-12 Joey Ye <joey.ye@intel.com>
3131 * cfgexpand.c (get_decl_align_unit): Update
3132 max_used_stack_slot_alignment with align instead of
3133 stack_alignment_needed.
3135 * function.c (assign_stack_local_1): Update
3136 max_used_stack_slot_alignment with alignment_in_bits instead
3137 of stack_alignment_needed.
3138 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3141 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3143 * dwarf2out.c (last_var_location_insn): New variable.
3144 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3145 (dwarf2out_var_location): Don't record anything after last real
3146 insn. Only change labels if there were any real instructions
3147 in between last note and this one, or if changed sections.
3149 2009-06-11 Richard Henderson <rth@redhat.com>
3151 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3152 note when storing the frame pointer in a register.
3153 (FRP): Don't redefine to nothing for epilogue.
3154 (alpha_expand_epilogue): Mark register and sp restores.
3155 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3157 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3158 when gen_lowpart is needed.
3160 2009-06-11 Richard Henderson <rth@redhat.com>
3162 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3164 * dwarf2out.c (need_data_align_sf_opcode): New.
3165 (div_data_align): Move earlier.
3166 (def_cfa_1, reg_save): Use it.
3168 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3170 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3171 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3172 (ix86_handle_option): Handle OPT_mcrc32.
3173 (ix86_target_string): Add -mcrc32.
3174 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3176 * config/i386/i386.h (TARGET_CRC32): New.
3178 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3179 (sse4_2_crc32di): Likewise.
3181 * config/i386/i386.opt (mcrc32): New.
3183 * doc/invoke.texi: Document -mcrc32.
3185 2009-06-11 Richard Henderson <rth@redhat.com>
3187 * common.opt (gdwarf-): Accept a version number.
3188 * doc/invoke.texi (gdwarf-): Update docs.
3189 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3190 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3191 version level, and record it.
3193 * dwarf2.h (DW_CIE_VERSION): Remove.
3194 * dwarf2out.c (DWARF_VERSION): Remove.
3195 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3196 (output_call_frame_info): Use CIE version 3 for dwarf3,
3197 or if the return register column is out of range for version 1.
3198 (dwarf_stack_op_name): Add all dwarf3 values.
3199 (DEBUG_PUBTYPES_SECTION): New.
3200 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3201 encoding change for dwarf3.
3202 (output_die) [dw_val_class_die_ref]: Likewise.
3203 (output_compilation_unit_header): Emit correct version for dwarf3.
3204 (output_line_info): Likewise.
3205 (output_pubnames): Update for DWARF_VERSION removal.
3206 (output_aranges): Likewise.
3207 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3208 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3209 (dwarf2out_finish): Likewise.
3211 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3213 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3216 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3219 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3220 * builtins.c (expand_builtin_unreachable): New function.
3221 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3222 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3223 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3225 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3226 searching for missing barriers.
3228 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3230 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3231 when -fprofile-generate* was passed.
3232 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3234 2009-06-11 Anthony Green <green@moxielogic.com>
3236 * config/moxie/moxie.md: Define length attribute for all instructions.
3238 (*b<cond:code>): Support limited branch ranges for new PC-relative
3239 branch instructions.
3240 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3242 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3244 * config/i386/i386.c (min_insn_size): Use get_attr_length
3245 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3248 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3249 instead of emit_insn_before.
3251 2009-06-10 Ian Lance Taylor <iant@google.com>
3254 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3257 2009-06-10 Revital Eres <eres@il.ibm.com>
3259 * passes.c (init_optimization_passes): Reschedule
3260 predictive-commoning pass before complete unroll pass.
3262 2009-06-10 Martin Jambor <mjambor@suse.cz>
3264 * cgraph.c (cgraph_node_can_be_local_p): New function.
3265 (cgraph_make_node_local): New function.
3266 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3267 (cgraph_make_node_local): Declare.
3269 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3271 * tree.h (tree_base): Add packed_flag and user_align fields.
3272 Decrease size of spare field.
3273 (TYPE_USER_ALIGN): Use user_align from tree_base.
3274 (DECL_USER_ALIGN): Likewise.
3275 (TYPE_PACKED): Use packed_flag from tree_base.
3276 (DECL_PACKED): Likewise.
3277 (tree_type): Delete packed_flag and user_align fields. Widen
3278 precision field. Widen mode field and shuffle fields to align
3279 mode on an 8-bit boundary.
3280 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3281 Renumber decl_flag_* fields. Fix comments. Widen
3282 decl_common_unused field.
3283 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3284 (DECL_EXTERNAL): Likewise.
3285 (DECL_BIT_FIELD): Likewise.
3286 (DECL_NONADDRESSABLE_P): Likewise.
3287 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3288 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3290 2009-06-10 Ian Lance Taylor <iant@google.com>
3292 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3293 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3294 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3295 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3296 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3297 DEF_VEC_ALLOC_FUNC_P.
3298 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3299 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3300 DEF_VEC_ALLOC_FUNC_O.
3301 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3302 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3303 DEF_VEC_ALLOC_FUNC_I.
3304 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3305 (vec_stack_p_reserve_exact_1): Declare.
3306 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3307 (vec_stack_free): Declare.
3308 (VEC_stack_alloc): Define.
3309 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3310 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3311 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3312 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3314 (stack_vecs): New static variable.
3315 (vec_stack_p_reserve_exact_1): New function.
3316 (vec_stack_o_reserve_1): New static function.
3317 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3318 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3319 (vec_stack_free): New function.
3320 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3321 (VEC_df_ref_stack_alloc): Define.
3322 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3323 DEF_VEC_ALLOC_P_STACK.
3324 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3325 (struct df_collection_rec): Change _vec fields to VEC. Remove
3327 (df_free_collection_rec): Adjust for new fields.
3328 (df_insn_rescan): Use new df_collection_rec fields.
3329 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3330 (df_ref_create_structure, df_ref_record): Likewise.
3331 (df_get_conditional_uses, df_get_call_refs): Likewise.
3332 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3333 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3334 (df_record_exit_block_uses, df_bb_verify): Likewise.
3335 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3336 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3337 Remove count parameter. Change return type to void. Change all
3339 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3340 Remove count parameter. Change return type to void. Change all
3342 (df_install_refs): Change old_vec parameter to VEC. Remove count
3343 parameter. Change all callers.
3344 (df_install_mws): Change old_vec parameter to VEC. Remove count
3345 parameter. Change all callers.
3346 (df_refs_verify): Change new_rec parameter to VEC. Change call
3348 (df_mws_verify): Likewise.
3350 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3352 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3354 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3356 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3358 2009-06-10 Anthony Green <green@moxielogic.com>
3360 * config/moxie/crti.asm: New file.
3361 * config/moxie/crtn.asm: New file.
3362 * config/moxie/moxie.c: New file.
3363 * config/moxie/moxie.h: New file.
3364 * config/moxie/sfp-machine.h: New file.
3365 * config/moxie/moxie-protos.h: New file.
3366 * config/moxie/t-moxie: Created.
3367 * config/moxie/t-moxie-softfp: Created.
3368 * config/moxie/moxie.md: Created.
3369 * config/moxie/constraints.md: Created.
3370 * config.gcc: Add moxie support.
3371 * doc/md.texi (Machine Constraints): Add moxie constraints.
3372 * doc/contrib.texi (Contributors): Mention moxie port.
3373 * doc/install.texi (Specific): Mention the moxie port.
3375 2009-06-09 Ian Lance Taylor <iant@google.com>
3377 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3379 * optabs.c (optab_table): Only use designated initializers if
3380 HAVE_DESIGNATED_INITIALIZERS is defined.
3381 (convert_optab_table): Likewise.
3382 (init_optabs): Always call init_insn_codes if
3383 HAVE_DESIGNATED_INITIALIZERS is not defined.
3385 2009-06-09 Ian Lance Taylor <iant@google.com>
3387 * targhooks.c (default_builtin_vectorized_function): Change fn
3388 parameter to unsigned int.
3389 (default_builtin_vectorized_conversion): Change code parameter to
3391 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3392 * targhooks.h: Update declarations.
3393 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3394 parameter to unsigned int.
3396 * c-typeck.c (comptypes_check_enum_int): New static function.
3397 (comptypes_internal): Add enum_and_int_p parameter. Change all
3399 (comp_target_types): Add location parameter. Change all callers.
3400 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3402 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3403 (build_conditional_expr): Add colon_loc parameter. Change all
3405 (convert_for_assignment): Add location parameter. Change all callers.
3406 * c-parser.c (c_parser_conditional_expression): Pass location of
3407 colon to build_conditional_expr.
3408 * c-tree.h (build_conditional_expr): Update declaration.
3410 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3412 * graphite.c: Revert previous patch.
3414 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3417 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3419 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3421 * tree-ssa-loop-prefetch.c
3422 (loop_prefetch_arrays): Fixed a portability problem in printf format
3425 2009-06-09 Martin Jambor <mjambor@suse.cz>
3427 PR tree-optimization/40351
3428 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3429 refrence to a potential artifical subaccess can be constructed.
3431 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3433 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3434 (sh_override_options): Likewise.
3435 * config/sh/sh.c: Include params.h.
3436 (sh_optimization_options): New.
3437 (sh_override_options): Likewise.
3438 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3439 (OVERRIDE_OPTIONS): Use sh_override_options.
3441 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3443 * dwarf2out.c (emit_cfa_remember): New variable.
3444 (add_fde_cfi): If emit_cfa_remember, recurse to add
3445 DW_CFA_remember_state first.
3446 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3447 instead just set emit_cfa_remember.
3449 2009-06-08 Jan Hubicka <jh@suse.cz>
3452 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3454 2009-06-08 Jan Hubicka <jh@suse.cz>
3457 * cgraphunit.c (save_inline_function_body): Do not copy transform
3458 hooks for saved inline bodies.
3459 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3462 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3464 * jump.c (returnjump_p): Handle delayed branches. Add missing
3467 2009-06-08 Jan Hubicka <jh@suse.cz>
3470 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3471 original node might've been modified.
3472 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3474 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3476 * tree-object-size.c (addr_object_size): Add OSI argument.
3477 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3478 (compute_builtin_object_size, expr_object_size): Adjust callers.
3479 (plus_stmt_object_size): Call addr_object_size instead of
3480 compute_builtin_object_size.
3482 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3483 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3485 * tree-ssa-loop-prefetch.c
3486 (gather_memory_references): Introduced a counter for the number of
3488 (anything_to_prefetch_p): Introduced a counter for the number of
3490 (is_loop_prefetching_profitable): New function with a cost model
3492 (loop_prefetch_arrays): Use the new cost model to determine if
3493 prefetching is profitable.
3494 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3495 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3496 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3497 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3498 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3499 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3501 2009-06-08 Michael Matz <matz@suse.de>
3504 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3505 partitions use the same.
3506 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3507 for basevars of SSA_NAMEs.
3508 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3509 to not expand them twice.
3510 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3513 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3515 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3516 (fdump-final-insns=, gtoggle): New.
3517 * doc/invoke.texi: Document them.
3518 * final.c (rest_of_clean_state): Dump final insn stream.
3519 * gcc.c (invoke_as): Hook in -fcompare-debug.
3520 (static_spec_functions): Add compare-debug-dump-opt,
3521 compare-debug-self-opt and compare-debug-auxbase-opt.
3522 (compare_debug, compare_debug_second, compare_debug_opt): New.
3523 (switches_debug_check, n_switches_debug_check): New.
3524 (debug_auxbase_opt, debug_check_temp_file): New.
3525 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3527 (do_self_spec): Handle arguments after switches.
3528 (do_spec_1): Add .gk extension to temp file basenames for compare.
3529 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3530 (cc1_options): Use it instead of normal auxbase computation for
3531 the second compare-debug compilation.
3532 (compare_files): New.
3533 (main): Set up and implement compare debug mode.
3534 (compare_debug_dump_opt_spec_function): New.
3535 (compare_debug_self_opt_spec_function): New.
3536 (compare_debug_auxbase_opt_spec_function): New.
3537 * toplev.c (process_options): Handle flag_gtoggle,
3538 flag_dump_final_insns.
3539 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3540 during -fcompare-debug-second compilation.
3542 2009-06-07 Ian Lance Taylor <iant@google.com>
3544 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3545 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3547 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3548 with no default node. Change warning with %H to warning_at.
3549 Don't clear warn_switch around case checking.
3550 * doc/invoke.texi (Warning Options): Clarify distinction between
3551 -Wswitch and -Wswitch-enum.
3553 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3555 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3557 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3559 * gbl-ctors.h: Add header guard.
3561 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3563 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3564 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3565 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3566 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3567 prototypes for removed functions.
3568 (expressions_equal_p): Move to ...
3569 * tree-ssa-sccvn.h: ... here and ...
3570 * matrix-reorg.c: ... adjust includes.
3572 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3574 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3576 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3578 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3579 (finish_function): Remove erroneous whitespace.
3581 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3583 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3584 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3586 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3588 * errors.c (internal_error): Commentary typo fix.
3589 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3590 * tree-ssa-pre.c: Ditto.
3592 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3594 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3595 them is supposed to hold actual statements.
3597 2009-06-06 Ian Lance Taylor <iant@google.com>
3599 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3600 empty statements can now have attributes.
3602 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3604 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3605 * config/mips/mips.md: Ditto.
3607 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3609 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3611 (__eabi_uconvert): Likewise.
3613 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3615 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3616 CFI_* definitions with IN_GCC.
3618 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3620 * xcoffout.h (xcoffout_source_line): Update prototype.
3622 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3624 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3625 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3627 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3630 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3631 inlined_function_outer_scope_p blocks for artificial inlines
3633 * tree.c (tree_nonartificial_location): Rewrite using
3634 block_nonartificial_location.
3636 2009-06-05 Revital Eres <eres@il.ibm.com>
3637 Leehod Baruch <leehod@il.ibm.com>
3639 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3640 (expand_expr_real_1): Remove comment.
3641 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3642 Vectorize misaligned access when the target supports it.
3643 (vect_supportable_dr_alignment): Check for unaligned access support.
3644 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3647 2009-06-05 Julian Brown <julian@codesourcery.com>
3649 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3650 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3652 2009-06-05 Richard Guenther <rguenther@suse.de>
3655 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3658 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3660 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3661 (save_gprs): Don't tell unwinder when a global register is saved.
3662 (s390_emit_epilogue): Emit needed epilogue unwind info.
3664 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3666 * dwarf2out.c (deferred_asm_name): New.
3667 (add_name_and_src_coords_attributes): Defer creation of
3668 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3670 (move_linkage_attr): New.
3671 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3674 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3676 * tree-nested.c (finalize_nesting_tree_1): Declare the
3677 frame_decl in the binding tree.
3679 2009-06-04 Cary Coutant <ccoutant@google.com>
3681 * basic-block.h (struct basic_block_def): Add discriminator field.
3682 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3684 * debug.c (do_nothing_debug_hooks): Add additional entry.
3685 (debug_nothing_int_charstar_int): New function.
3686 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3687 (debug_nothing_int_charstar_int): New declaration.
3688 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3689 discriminator value in .loc directive.
3690 * final.c (last_discriminator): New variable.
3691 (discriminator): New variable.
3692 (final_start_function): Initialize above variables, pass current
3693 discriminator to debug hook.
3694 (notice_source_line): Check for discriminator change.
3695 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3696 * sdbout.c (sdbout_source_line): New parameter.
3697 * tree-cfg.c (struct locus_discrim_map): New structure type.
3698 (discriminator_per_locus): New hash table.
3699 (build_gimple_cfg): Allocate and free discriminator hash table.
3700 (make_edges): Call assign_discriminator.
3701 (locus_map_hash): New function.
3702 (locus_map_eq): New function.
3703 (next_discriminator_for_locus): New function.
3704 (same_line_p): New function.
3705 (assign_discriminator): New function.
3706 (make_cond_expr_edges): Call assign_discriminator.
3707 (make_gimple_switch_edges): Likewise.
3708 (first_non_label_stmt): New function.
3709 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3711 * xcoffout.c (xcoffout_source_line): Add new parameter.
3713 * configure.ac (gcc_cv_as_discriminator): New configury check for
3714 gas support for discriminator.
3715 * configure: Regenerate.
3716 * config.in: Regenerate.
3718 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3720 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3721 val after checking for integers.
3723 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3725 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3727 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3728 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3729 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3730 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3731 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3732 X64_SSE_REGPARM_MAX.
3733 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3734 X64_SSE_REGPARM_MAX.
3736 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3738 * gcc.c (report_times_to_file): New.
3739 (execute): Implement it.
3740 (process_command): Support -time=.
3741 * doc/invoke.texi: Document it.
3743 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3745 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3746 that have value exprs.
3748 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3750 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3751 declarations for constants until...
3752 (dw2_output_indirect_constant_1): ... this point.
3754 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3757 * arm.md (arm_addsi3): Don't try to split an add with an
3758 eliminable register until after reload has completed.
3760 2009-06-03 Ian Lance Taylor <iant@google.com>
3762 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3763 * genattrtab.c (write_length_unit_log): Likewise.
3764 * genchecksum.c (dosum): Likewise.
3765 * gengtype.c (write_rtx_next): Likewise.
3766 (finish_root_table, write_roots): Likewise.
3767 * gimple.c (gimple_ops_offset_): Likewise.
3768 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3769 * config/arc/arc.c (arc_attribute_table): Likewise.
3770 * config/arm/arm.c (arm_attribute_table): Likewise.
3771 * config/avr/avr.c (avr_attribute_table): Likewise.
3772 * config/crx/crx.c (crx_attribute_table): Likewise.
3773 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3774 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3775 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3776 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3777 * config/sh/sh.c (sh_attribute_table): Likewise.
3778 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3779 * config/spu/spu.c (spu_attribute_table): Likewise.
3780 * config/v850/v850.c (v850_attribute_table): Likewise.
3782 * config/alpha/alpha.c (vms_attribute_table): Make static.
3783 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3784 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3785 * config/mips/mips.c (mips_attribute_table): Likewise.
3787 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3789 (cc1-checksum.o): Likewise.
3791 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3793 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3795 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3797 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3798 insn if it is changing sp. Use gen_add3_insn instead of
3799 conditionally gen_addsi3 and gen_adddi3.
3800 (offset_below_red_zone_p): New static inline function.
3801 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3802 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3803 * config/rs6000/ppc-asm.h: Include auto-host.h.
3804 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3805 CFI_RESTORE): Define.
3806 * config/rs6000/crtresxgpr.asm: Add unwind info.
3807 * config/rs6000/crtresxfpr.asm: Likewise.
3808 * config/rs6000/crtresgpr.asm: Likewise.
3809 * config/rs6000/crtresfpr.asm: Likewise.
3810 * config/rs6000/crtsavgpr.asm: Likewise.
3811 * config/rs6000/crtsavfpr.asm: Likewise.
3813 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3814 argument of DWARF2_FRAME_REG_OUT macros.
3816 2009-06-03 Julian Brown <julian@codesourcery.com>
3818 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3819 words or less (including TImode) in core registers.
3821 2009-06-03 Richard Guenther <rguenther@suse.de>
3824 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3826 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3828 * statistics.c (statistics_counter_event): Do not record event
3829 in pass dump if its number == -1.
3830 (curr_statistics_hash): Add assert that we never get passes
3831 with static number == -1.
3833 2009-06-03 Richard Guenther <rguenther@suse.de>
3834 Andrey Belevantsev <abel@ispras.ru>
3836 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3837 non-BLKmode arrays addressable.
3839 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3841 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3842 * config/m68k/m68k.h: ... here.
3843 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3846 2009-06-03 Martin Jambor <mjambor@suse.cz>
3848 PR tree-optimization/40323
3849 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3852 2009-06-03 Richard Guenther <rguenther@suse.de>
3854 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3857 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3859 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3860 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3861 JUMP_TABLE_DATA_P where applicable.
3862 * config/sh/sh.c: Ditto.
3863 * config/sh/sh.h: Ditto.
3864 * config/sh/sh.md: Ditto.
3865 * config/sh/symbian.c: Ditto.
3867 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3869 * config/i386/driver-i386.c (describe_cache): Optimize
3870 concatenation of strings. Use snprintf instead of sprintf.
3871 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3872 target when not compiling with GCC.
3874 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3876 * config/sh/sh.c: Revert last change.
3877 (sh_expand_epilogue): Emit a blockage insn before the frame
3878 pointer adjustment unconditionally.
3880 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3882 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3883 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3884 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3885 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3886 to COLLECT_GCC_OPTIONS.
3888 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3890 * collect2.c (target_system_root): New variable.
3891 (main): Handle --sysroot=.
3892 (ignore_library): Strip the sysroot from the library path.
3894 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3896 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3897 (collect2.o): Depend on collect2-aix.h.
3898 (collect2-aix.o): New rule.
3899 * collect2-aix.h: New file.
3900 * collect2-aix.c: Likewise.
3901 * collect2.c: Include collect2-aix.h. Don't undefine
3902 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3903 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3904 Use TARGET_AIX_VERSION instead of _AIX51.
3905 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3906 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3907 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3908 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3909 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3911 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3913 * collect2.c (ignore_library): Avoid premature post-increment
3916 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3918 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3919 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3920 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3921 CROSS_DIRECTORY_STRUCTURE too.
3922 (LINK_LIBG_SPEC): Likewise.
3923 (LIB_SPEC): Add %R to sysroot paths.
3924 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3925 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3926 * config/rs6000/aix51.h: As for aix43.h.
3927 * config/rs6000/aix52.h: Likewise.
3928 * config/rs6000/aix53.h: Likewise.
3929 * config/rs6000/aix61.h: Likewise.
3930 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3931 to the beginning of sysroot paths.
3933 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3935 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3936 INSN_LISTs that are out of the REG_NOTE range.
3938 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3940 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3941 (struct var_to_expand): Likewise.
3942 (struct opt_info): Add head and tail for linked lists of the above.
3943 (analyze_insn_to_expand_var): Initialize next.
3944 (analyze_iv_to_split_insn): Likewise.
3945 (analyze_insns_in_loop): Create linked lists.
3946 (allocate_basic_variable): Simplify for use without hash table.
3947 (insert_var_expansion_initialization): Likewise, make it type-safer.
3948 (combine_var_copies_in_loop_exit): Likewise.
3949 (apply_opt_in_copies): Walk lists rather than hash tables.
3950 (release_var_copies): Simplified and inlined by hand into...
3951 (free_opt_info): ... this function.
3953 2009-06-02 Richard Guenther <rguenther@suse.de>
3955 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3958 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3960 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3961 only for builtins that are not overridden.
3963 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3965 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3968 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3970 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3972 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3974 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3976 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3978 * common.opt (fdump-unnumbered-links): New.
3979 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3980 * print-rtl.c (flag_dump_unnumbered_links): New.
3981 (print_rtx): Test it.
3983 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3985 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3986 push/pop multiple to 8-byte alignment.
3988 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3990 * config/i386/i386.c (queued_cfa_restores): New static variable.
3991 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3993 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3994 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3995 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3996 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3997 note unconditionally.
3998 (ix86_emit_restore_regs_using_mov): Likewise.
3999 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4000 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4001 it through to ix86_emit_restore_reg_using_pop.
4002 (ix86_emit_leave): Add RED_OFFSET argument. Call
4003 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4004 instead of adding REG_CFA_OFFSET note unconditionally.
4005 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4006 the above functions. Call ix86_add_queued_cfa_restore_notes when
4009 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4010 force output of the label even for dwarf2out_do_cfi_asm.
4011 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4012 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4013 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4015 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4016 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4017 dwarf2out_cfi_label callers.
4018 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4019 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4020 Adjust dwarf2out_cfi_label callers.
4021 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4023 * config/i386/i386.h (struct machine_cfa_state,
4024 struct machine_function): Guard with ifndef USED_FOR_TARGET
4025 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4028 * emutls.c (__emutls_get_address): Change arr->size to mean number
4029 of allocated arr->data entries instead of # of slots + 1.
4032 * recog.c (peep2_reinit_state): New function.
4033 (peephole2_init_state): Use it at the end of a basic block and also
4034 when seeing a RTX_FRAME_RELATED_P insn.
4036 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4038 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4039 fixuns_truncrfdi2): New.
4040 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4041 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4042 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4043 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4044 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4045 *recip_approx): Remove.
4046 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4047 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4048 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4050 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4053 2009-06-01 Ian Lance Taylor <iant@google.com>
4055 * attribs.c (register_attribute): Use CONST_CAST.
4056 * collect2.c (main): Use CONST_CAST2.
4057 (scan_prog_file): Likewise.
4058 * gcc.c (process_command, main): Likewise.
4059 * toplev.c (toplev_main): Likewise.
4061 * c-typeck.c (handle_warn_cast_qual): New static function,
4062 partially broken out of build_c_cast.
4063 (build_c_cast): Call handle_warn_cast_qual.
4064 * doc/invoke.texi (Warning Options): Document new effect of
4067 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4069 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4070 (diagnostic_report_current_module): Print columns.
4071 * common.opt (flag_show_column): Enable by default.
4073 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4075 * alias.c (find_base_term): Check for NULL term before returning.
4077 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4079 Revert due to PR40320:
4080 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4081 * calls.c (emit_library_call_value_1): Don't force_operand for move
4084 2009-06-01 Olivier Hainque <hainque@adacore.com>
4085 Eric Botcazou <ebotcazou@adacore.com>
4087 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4088 to be processed as a bitfield for constructor output purposes.
4089 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4091 * varasm.c (oc_local_state): New type, output_constructor
4092 local state to support communication with helpers.
4093 (oc_outer_state): New type, output_constructor outer state of
4094 relevance in recursive calls.
4095 (output_constructor_array_range): New output_constructor helper,
4096 extracted code for an array range element.
4097 (output_constructor_regular_field): New output_constructor helper,
4098 extracted code for an element that is not a bitfield.
4099 (output_constructor_bitfield): New output_constructor helper,
4100 extracted code for a bitfield element. Accept an OUTER state
4101 argument for recursive processing. Recurse on record or array
4102 CONSTRUCTOR values, possibly past noop conversions.
4103 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4104 VALUE is a valid constant-valued expression for use in a static
4105 bit-field initializer.
4106 (output_constructor): Rework to use helpers. Accept and honor an
4107 OUTER state argument for recursive calls. Return total size. Be
4108 prepared for nested constructors initializing bitfields.
4109 (output_constant): Feed OUTER in calls to output_constructor.
4111 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4113 * calls.c (emit_library_call_value_1): Don't force_operand for move
4116 2009-06-01 Nick Clifton <nickc@redhat.com>
4118 * doc/invoke.texi (IA-64 Options): Fix typo.
4120 2009-06-01 Ira Rosen <irar@il.ibm.com>
4122 PR tree-optimization/39129
4123 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4125 (vect_do_peeling_for_loop_bound): Use
4126 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4127 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4128 (vect_loop_versioning): Likewise.
4129 (vect_create_cond_for_alias_checks): Fix indentation.
4130 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4132 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4133 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4134 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4135 "control flow in loop".
4136 (vect_estimate_min_profitable_iters): Use
4137 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4138 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4139 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4140 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4141 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4142 statement belongs to a group of strided accesses with the exact code
4144 (vectorizable_load): Likewise.
4145 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4146 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4148 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4150 * config/freebsd-stdint.h: New file.
4151 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4152 Add freebsd-stdint.h to tm_file.
4154 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4156 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4157 (thumb2_extendhidi2): Likewise.
4159 2009-05-31 Ian Lance Taylor <iant@google.com>
4161 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4163 2009-05-31 Ian Lance Taylor <iant@google.com>
4165 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4166 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4167 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4169 2009-05-31 Jason Merrill <jason@redhat.com>
4171 * tree-pretty-print.c (print_call_name): Take the callee, not the
4172 call itself. Make non-static. Use dump_function_name for functions.
4173 (dump_generic_node): Adjust.
4174 * diagnostic.h: Declare print_call_name.
4175 * gimple-pretty-print.c (dump_gimple_call): Use it.
4177 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4179 * config/sh/sh.md (ashldi3_std): New define_expand.
4182 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4185 * config/sh/sh.c: Include debug.h.
4186 (sh_expand_epilogue): Emit a blockage insn before the frame
4187 pointer adjustment also when dwarf2out_do_frame returns true.
4189 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4191 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4192 (thumb2_extendqidi2): New pattern.
4194 2009-05-31 Ira Rosen <irar@il.ibm.com>
4196 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4197 mark phis for renaming.
4198 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4199 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4200 Call mark_sym_for_renaming.
4201 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4202 * tree-vect-loop.c (vect_transform_loop): Remove
4203 vect_memsyms_to_rename initialization and a call to
4204 mark_set_for_renaming.
4206 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4209 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4210 frame related even if !set_cfa && style < 0.
4212 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4214 * config/i386/mingw-tls.c: New file.
4215 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4216 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4217 defining _WIN32 but not __CYGWIN__.
4219 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4221 * configure.ac: Add MPC support.
4223 * config.in, configure: Regenerate.
4225 2009-05-29 Richard Henderson <rth@redhat.com>
4227 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4228 NOTE_INSN_BASIC_BLOCK.
4229 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4230 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4231 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4233 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4235 (add_cfi): Disable check redefining cfa away from drap.
4236 (lookup_cfa_1): Add remember argument; handle remember/restore.
4237 (lookup_cfa): Pass remember argument.
4238 (cfa_remember): New.
4239 (compute_barrier_args_size_1): Remove sibcall check.
4240 (dwarf2out_frame_debug_def_cfa): New.
4241 (dwarf2out_frame_debug_adjust_cfa): New.
4242 (dwarf2out_frame_debug_cfa_offset): New.
4243 (dwarf2out_frame_debug_cfa_register): New.
4244 (dwarf2out_frame_debug_cfa_restore): New.
4245 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4246 (dwarf2out_begin_epilogue): New.
4247 (dwarf2out_frame_debug_restore_state): New.
4248 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4249 DW_CFA_restore_state.
4250 (output_cfi_directive): Likewise.
4251 (convert_cfa_to_fb_loc_list): Likewise.
4252 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4253 * dwarf2out.h: Update.
4254 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4255 (copy_insn_1): Early out for null.
4256 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4257 and dwarf2out_frame_debug_restore_state.
4258 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4259 (prologue_insn_hash, epilogue_insn_hash): New.
4260 (free_after_compilation): Adjust freeing accordingly.
4261 (record_insns): Create hash table if needed; push insns into
4262 hash instead of array.
4263 (maybe_copy_epilogue_insn): New.
4264 (contains): Search hash table instead of array.
4265 (sibcall_epilogue_contains): Remove.
4266 (thread_prologue_and_epilogue_insns): Split eh_return insns
4267 and mark them as epilogues.
4268 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4269 scanning in terms of basic blocks.
4270 * insn-notes.def (CFA_RESTORE_STATE): New.
4271 * jump.c (returnjump_p_1): Accept EH_RETURN.
4272 (eh_returnjump_p_1, eh_returnjump_p): New.
4273 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4274 CFA_REGISTER, CFA_RESTORE): New.
4275 * rtl.def (EH_RETURN): New.
4276 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4278 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4279 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4281 * config/i386/i386.c (gen_push): Update cfa state.
4282 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4283 add a CFA_ADJUST_CFA note.
4284 (ix86_dwarf_handle_frame_unspec): Remove.
4285 (ix86_expand_prologue): Update cfa state.
4286 (ix86_emit_restore_reg_using_pop): New.
4287 (ix86_emit_restore_regs_using_pop): New.
4288 (ix86_emit_leave): New.
4289 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4290 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4291 * config/i386/i386.h (struct machine_cfa_state): New.
4292 (ix86_cfa_state): New.
4293 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4294 (eh_return_internal): Merge from eh_return_<mode>,
4295 use eh_return rtx, split w/ epilogue.
4297 2009-05-29 Ian Lance Taylor <iant@google.com>
4299 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4301 * calls.c (emit_library_call_value_1): Likewise.
4303 * c-typeck.c (c_build_va_arg): New function.
4304 * c-tree.h (c_build_va_arg): Declare.
4305 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4306 instead of build_va_arg.
4308 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4310 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4311 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4312 (ptr_difference_cost): Use affine combinations to compute it.
4313 (difference_cost): Likewise.
4314 (get_computation_cost_at): Compute more accurate cost for addresses
4315 if the ratio is a multiplier allowed in addresses.
4316 For non-addresses, consider that an additional offset or symbol is
4319 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4321 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4322 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4324 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4325 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4326 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4328 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4329 to 1 for TYPE_SSE{IADD1,CVT1}.
4330 (prefix_vex_imm8): Removed.
4331 (length_vex): Only pass 1 as second argument to
4332 ix86_attr_length_vex_default if prefix_extra is 0.
4333 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4334 (length): For prefix vex computation use length_immediate
4335 attribute instead of prefix_vex_imm8.
4336 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4337 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4338 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4339 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4340 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4341 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4342 a space in between the operands.
4343 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4344 if one operand is 0xff and the other one si, di, bp or sp.
4345 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4346 other one si, di, bp or sp.
4347 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4348 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4349 type and mode attributes.
4350 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4351 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4352 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4353 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4354 prefix_data16 attribute iff MODE_DF.
4355 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4356 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4357 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4358 constm128_operand in length_immediate computation.
4359 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4360 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4361 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4362 length_immediate attribute to 1.
4363 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4364 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4365 for certain alternatives.
4366 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4367 prefix_data16 attribute if MODE_V1DF.
4368 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4369 length_immediate to 1.
4370 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4371 length_address to 4, set mode attribute to MODE_DI.
4372 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4373 (fxam<mode>2_i387): Set length attribute to 4.
4374 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4375 *prefetch_3dnow_rex): Override length_address attribute.
4376 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4378 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4379 (constm128_operand): Removed.
4380 * config/i386/i386.c (memory_address_length): For
4381 disp && !index && !base in 64-bit mode account for SIB byte if
4382 print_operand_address can't optimize disp32 into disp32(%rip)
4383 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4384 for fs: or gs: segment.
4385 (ix86_attr_length_immediate_default): When checking if shortform
4386 is possible, truncate immediate to the length of the non-shortened
4388 (ix86_attr_length_address_default): Ignore MEM_P operands
4390 (ix86_attr_length_vex_default): Only check for DImode on
4391 GENERAL_REG_P operands.
4392 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4393 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4394 (sse_cvttps2pi): Clear prefix_rep attribute.
4395 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4397 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4398 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4399 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4400 iff operand 2 is const_int_operand.
4401 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4402 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4403 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4405 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4407 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4408 prefix_data16 attribute for movlpd and movhpd instructions.
4409 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4410 length_immediate for shufpd instruction.
4411 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4412 (avx_cmpp<avxmodesuffixf2c><mode>3,
4413 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4414 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4415 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4416 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4417 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4418 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4419 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4420 prefix_data16 attribute for the first alternative to 1.
4421 (*avx_loadlps): Override length_immediate for the first alternative.
4422 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4423 attributes for second alternative.
4424 (*vec_concatv2sf_sse4_1): Override length_immediate and
4425 prefix_data16 attributes for second alternative.
4426 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4427 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4428 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4429 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4430 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4431 prefix_data16 and length_immediate to 1.
4432 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4434 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4435 prefix_extra attribute for variants that don't have 0f prefix alone.
4436 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4437 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4438 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4439 *sse4_1_pextrd): Set length_immediate to 1.
4440 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4441 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4443 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4444 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4445 length_immediate to 1 for second alternative.
4446 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4447 prefix_extra and length_immediate attributes for the first
4449 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4451 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4452 to 1 for the first and third alternative.
4453 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4455 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4457 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4459 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4460 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4461 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4462 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4463 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4464 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4465 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4466 ssse3_psign<mode>3): Override prefix_rex attribute.
4467 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4468 (ssse3_palignrti): Override length_immediate to 1.
4469 (ssse3_palignrdi): Override length_immediate to 1, override
4470 prefix_rex attribute.
4471 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4472 (sse4a_extrqi): Override length_immediate to 2.
4473 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4474 (sse4a_insertq): Override prefix_data16 to 0.
4475 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4476 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4477 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4478 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4479 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4480 and length_immediate to 1.
4481 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4482 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4483 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4484 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4485 and length_immediate to 1.
4486 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4487 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4488 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4489 avx_ptest256): Override prefix_extra to 1.
4490 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4491 Override prefix_data16 and length_immediate to 1.
4492 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4493 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4494 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4495 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4496 prefix_data16 to 0 and prefix_extra to 2.
4497 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4498 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4500 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4501 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4502 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4503 and prefix_extra to 2.
4504 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4505 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4506 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4507 avx_vpermilvar<mode>3,
4508 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4509 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4510 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4511 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4512 Override prefix_extra to 1.
4513 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4514 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4515 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4516 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4517 prefix_extra and length_immediate to 1.
4518 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4520 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4521 to 1 for the first alternative.
4522 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4523 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4525 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4526 *movv2sf_internal_avx, *movv2sf_internal): Override
4527 prefix_rep attribute for certain alternatives.
4528 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4529 attributes for certain alternatives.
4530 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4531 attributes for certain alternatives.
4532 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4533 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4534 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4535 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4536 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4537 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4538 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4539 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4540 length_immediate to 1 if operand 2 is const_int_operand.
4541 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4542 *vec_extractv2si_1): Set length_immediate attribute to 1.
4543 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4544 using old 3DNOW insn rather than SSE/3DNOW_A.
4545 (mmx_emms, mmx_femms): Clear modrm attribute.
4547 2009-05-29 Martin Jambor <mjambor@suse.cz>
4549 * tree-sra.c: New implementation of SRA.
4551 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4552 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4553 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4554 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4555 (SRA_MAX_STRUCTURE_COUNT): Removed.
4556 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4557 * doc/invoke.texi (sra-max-structure-size): Removed.
4558 (sra-field-structure-ratio): Removed.
4560 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4563 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4566 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4568 PR rtl-optimization/40101
4569 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4570 seqno. Adjust comment.
4571 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4572 inserting bookkeeping before a jump, the jump is not scheduled.
4573 When no positive seqno found, provide a value. Add comment.
4575 2009-05-29 Richard Guenther <rguenther@suse.de>
4577 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4578 short-cutting on the first component.
4580 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4583 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4584 for trees other than decls/types.
4586 2009-05-29 Richard Guenther <rguenther@suse.de>
4588 * tree-ssa-operands.c (get_expr_operands): Do not handle
4589 INDIRECT_REFs in the handled-component case. Remove
4590 unused get_ref_base_and_extent case.
4591 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4592 tree_low_cst and host_integerp where possible.
4593 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4594 codes for equivalence.
4595 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4597 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4599 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4600 to tmake_file for i[34567]86-*-cygwin*.
4602 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4605 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4606 (altivec_categorize_keyword, init_vector_keywords,
4607 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4610 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4612 * tree.c (handle_dll_attribute): Check if node is
4613 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4615 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4617 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4619 (thumb2_zero_extendqidi2): Likewise.
4621 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4623 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4624 instead of gen_movrt.
4625 * config/sh/sh.md (movrt): Remove.
4627 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4629 * doc/invoke.texi (IA-64 Options):
4630 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4631 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4632 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4633 -msched-prefer-non-control-spec-insns,
4634 -msched-stop-bits-after-every-cycle,
4635 -msched-count-spec-in-critical-path,
4636 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4637 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4638 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4639 and -msched-spec-verbose.
4641 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4643 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4644 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4646 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4648 2009-05-28 Richard Guenther <rguenther@suse.de>
4650 * tree-ssa-alias.c (ao_ref_init): New function.
4651 (ao_ref_base): Likewise.
4652 (ao_ref_base_alias_set): Likewise.
4653 (ao_ref_alias_set): Likewise.
4654 (refs_may_alias_p_1): Change signature.
4655 (refs_may_alias_p): Adjust.
4656 (refs_anti_dependent_p): Likewise.
4657 (refs_output_dependent_p): Likewise.
4658 (call_may_clobber_ref_p_1): Change signature.
4659 (call_may_clobber_ref_p): Adjust.
4660 (stmt_may_clobber_ref_p_1): New function split out from ...
4661 (stmt_may_clobber_ref_p): ... here.
4662 (maybe_skip_until): Adjust signature.
4663 (get_continuation_for_phi): Likewise.
4664 (walk_non_aliased_vuses): Likewise.
4665 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4666 (ao_ref_init): Declare.
4667 (ao_ref_base): Likewise.
4668 (ao_ref_alias_set): Likewise.
4669 (stmt_may_clobber_ref_p_1): Likewise.
4670 (walk_non_aliased_vuses): Adjust.
4671 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4672 (get_ref_from_reference_ops): remove.
4673 (vn_reference_lookup_2): Adjust signature.
4674 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4675 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4676 (vn_reference_lookup): Adjust.
4677 (vn_reference_insert): Likewise.
4678 (vn_reference_insert_pieces): Adjust signature.
4679 (visit_reference_op_call): Adjust.
4680 * tree-ssa-pre.c (get_expr_type): Simplify.
4681 (phi_translate_1): Adjust.
4682 (compute_avail): Likewise.
4683 (translate_vuse_through_block): Do not re-build trees.
4684 (value_dies_in_block_x): Likewise.
4685 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4687 (vn_reference_lookup_pieces): Adjust declaration.
4688 (vn_reference_insert_pieces): Likewise.
4690 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4692 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4693 with checking disabled.
4695 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4699 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4700 macro definition for support of three-operand format aligned
4701 .comm directive in assembler on cygwin/pe/mingw target OS.
4702 * configure: Regenerate.
4703 * config.h: Regenerate.
4705 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4706 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4707 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4709 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4710 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4712 2009-05-28 Ira Rosen <irar@il.ibm.com>
4714 PR tree-optimization/40254
4715 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4716 in analysis of basic blocks.
4718 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4721 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4722 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4723 (TARGET_INITIALIZER): Use it.
4724 * cse.c (CHEAPER): Move it up to the other macros.
4725 (insert): Rename this ...
4726 (insert_with_costs): ... to this. Add cost parameters. Update
4728 (insert): New function. Call insert_with_costs.
4729 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4730 find_reg_offset_for_const, try_const_anchors): New functions.
4731 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4732 when using a const-anchor. Call insert_const_anchors.
4733 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4734 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4736 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4738 * tree-inline.c (remap_decls): Enable nonlocalized variables
4739 when not optimizing.
4741 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4743 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4744 Simplify other tests involving optimize.
4746 2009-05-27 Tom Tromey <tromey@redhat.com>
4748 * unwind-dw2.c (_Unwind_DebugHook): New function.
4749 (uw_install_context): Call _Unwind_DebugHook.
4751 2009-05-27 Tom Tromey <tromey@redhat.com>
4753 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4755 2009-05-27 Ian Lance Taylor <iant@google.com>
4757 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4758 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4759 (ALL_LINKERFLAGS): Define.
4760 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4761 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4762 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4763 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4764 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4765 $(LINKER_FOR_BUILD).
4766 (build/gcov-iov$(build_exeext)): Likewise.
4768 2009-05-27 Julian Brown <julian@codesourcery.com>
4770 * gcse.c (target.h): Include.
4771 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4772 copy of argument to a pseudo register.
4774 2009-05-27 Diego Novillo <dnovillo@google.com>
4776 * tree-ssa-live.c (dump_scope_block): Document arguments.
4777 (dump_scope_blocks): Document.
4778 (debug_scope_blocks): New.
4779 * tree-flow.h (debug_scope_blocks): Declare.
4781 2009-05-21 Denis Chertykov <denisc@overta.ru>
4783 * doc/contrib.texi (Contributors): Add myself to the list.
4785 2009-05-27 Olivier Hainque <hainque@adacore.com>
4787 * expr.c (target_align): New function. Alignment the TARGET of an
4788 assignment may be assume to have.
4789 (highest_pow2_factor_for_target): Use it instead of relying on
4790 immediate tree attributes of TARGET, not necessarily honored when
4791 intermediate bitfields are involved.
4793 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4796 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4797 AVX, SSE4, AES, PCLMUL and POPCNT.
4799 2009-05-27 Diego Novillo <dnovillo@google.com>
4801 * tree-pretty-print.c (dump_location): New.
4802 (dump_generic_node): Call it.
4803 Factor code to handle BLOCK nodes ...
4804 (dump_block_node): ... here.
4806 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4808 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4810 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4812 * gcc-plugin.h: Include config.h and system.h.
4813 (IN_GCC): Define if not defined.
4815 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4818 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4821 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4823 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4825 * config/m32r/m32r.h: Ditto.
4826 * config/m32r/m32r.md: Ditto.
4827 * config/m32r/predicates.md: Ditto.
4829 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4831 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4833 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4836 (Loading plugins): typo.
4837 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4838 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4839 (Interacting with the GCC Garbage Collector): Added new section.
4840 (Giving information about a plugin): Added new section for
4842 * ggc.h (ggc_register_root_tab): Added declaration.
4843 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4844 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4845 (register_callback): Improved comment in declaration.
4846 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4847 (extra_root_vec) Added static variable for dynamic roots registration.
4848 (ggc_register_root_tab) Added new routine.
4849 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4850 PLUGIN_GGC_MARKING event.
4851 * ggc-zone.c: Include plugin.h.
4852 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4853 * ggc-page.c: Include plugin.h.
4854 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4855 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4856 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4857 (register_callback): check lack of callbacks for
4858 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4859 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4860 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4861 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4862 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4863 dependency on plugin.h.
4864 (plugin.o): Added dependency on ggc.h...
4866 2009-05-26 Richard Guenther <rguenther@suse.de>
4870 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4871 with mismatched comparison modes.
4873 * expr.c (expand_expr_real_1): Expand the operand of a
4874 VIEW_CONVERT_EXPR in its natural mode.
4876 2009-05-26 Ian Lance Taylor <iant@google.com>
4878 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4879 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4880 (ALL_COMPILERFLAGS): Define.
4881 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4882 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4883 (collect2$(exeext), collect2.o): Likewise.
4884 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4885 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4886 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4887 (libbackend.o, intl.o, cppdefault.o): Likewise.
4888 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4889 (build/%.o): Use $(COMPILER_FOR_BUILD).
4890 (build/gen%$(build_exeext)): Likewise.
4891 (build/gcov-iov$(build_exeext)): LIkewise.
4892 * config/t-darwin (darwin.o): Use $(COMPILER).
4893 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4894 * config/t-sol2 (sol2-c.o): Likewise.
4896 * config/t-vxworks (vxworks.o): Likewise.
4897 * config/x-darwin (host-darwin.o): Likewise.
4898 * config/x-hpux (host-hpux.o): Likewise.
4899 * config/x-linux (host-linux.o): Likewise.
4900 * config/x-solaris (host-solaris.o): Likewise.
4901 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4902 * config/arm/t-arm (arm-c.o): Likewise.
4903 * config/arm/t-pe (pe.o): Likewise.
4904 * config/arm/t-wince-pe (pe.o): Likewise.
4905 * config/i386/t-cygming (winnt.o): Likewise.
4906 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4907 * config/i386/t-cygwin (cygwin1.o): Likewise.
4908 (cygwin2.o): Likewise.
4909 * config/i386/t-i386 (i386-c.o): Likewise.
4910 * config/i386/t-interix (winnt.o): Likewise.
4911 * config/i386/t-netware (netware.o): Likewise.
4912 * config/i386/t-nwld (nwld.o): Likewise.
4913 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4914 * config/i386/x-i386 (driver-i386.o): Likewise.
4915 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4916 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4917 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4918 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4919 * config/mips/x-native (driver-native.o): Likewise.
4920 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4921 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4922 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4923 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4924 * config/score/t-score-elf (score7.o): Likewise.
4925 (score3.o): Likewise.
4926 * config/sh/t-sh (sh-c.o): Likewise.
4927 * config/sh/t-symbian (sh-c.o): Likewise.
4928 (symbian.o): Likewise.
4929 * config/spu/t-spu-elf (spu-c.o): Likewise.
4930 * config/v850/t-v850 (v850-c.o): Likewise.
4931 * config/v850/t-v850e (v850-c.o): Likewise.
4933 2009-05-26 Richard Guenther <rguenther@suse.de>
4935 PR tree-optimization/40122
4936 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4937 VECTOR_CSTs if possible.
4938 (fold_gimple_assign): Likewise.
4940 2009-05-26 Richard Guenther <rguenther@suse.de>
4943 * fold-const.c (fold_binary): Use the correct types for building
4946 2009-05-26 Richard Guenther <rguenther@suse.de>
4948 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4949 redundant calls to merge_alias_info.
4950 (bump_vector_ptr): Likewise.
4951 * tree-ssa-copy.c (merge_alias_info): Remove.
4952 (replace_exp_1): Remove call to merge_alias_info.
4953 (propagate_tree_value): Likewise.
4954 (fini_copy_prop): Propagate points-to info.
4955 * tree-flow.h (merge_alias_info): Remove.
4957 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4959 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4961 2009-05-25 Jan Hubicka <jh@suse.cz>
4963 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4964 * cgraph.h (struct inline_summary): New filed self_wize,
4965 size_inlining_benefit, self_time and time_inlining_benefit.
4966 (struct cgraph_global_info): Replace insns by time ans size fields.
4967 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4968 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4969 (ipcp_update_callgraph): Do not touch function bodies.
4970 * ipa-inline.c: Include except.h
4971 (MAX_TIME): New constant.
4972 (overall_insns): Remove.
4974 (overall_size, max_benefit): New static variables.
4975 (cgraph_estimate_time_after_inlining): New function.
4976 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4977 (cgraph_clone_inlined_nodes): Update size.
4978 (cgraph_mark_inline_edge): Update size.
4979 (cgraph_estimate_growth): Use size info.
4980 (cgraph_check_inline_limits): Check size.
4981 (cgraph_default_inline_p): Likewise.
4982 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4983 (cgraph_decide_recursive_inlining): Check size.
4984 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4986 (cgraph_decide_inlining): Likewise.
4987 (cgraph_decide_inlining_incrementally): Likewise; honor
4988 PARAM_EARLY_INLINING_INSNS.
4989 (likely_eliminated_by_inlining_p): New predicate.
4990 (estimate_function_body_sizes): New function.
4991 (compute_inline_parameters): Use it.
4992 * except.c (must_not_throw_labels): New function.
4993 * except.h (must_not_throw_labels): Declare.
4994 * tree-inline.c (init_inline_once): Kill inlining_weigths
4995 * tree-ssa-structalias.c: Avoid uninitialized warning.
4996 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4997 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4998 (PARAM_INLINE_CALL_COST): Remove.
4999 (PARAM_EARLY_INLINING_INSNS): New.
5001 2009-05-25 Richard Guenther <rguenther@suse.de>
5003 PR tree-optimization/36327
5004 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5005 callback for reference translation or lookup at the point of may-defs.
5006 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5007 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5008 for union COMPONENT_REFs.
5009 (vn_reference_lookup_3): New callback. Lookup from memset
5010 and CONSTRUCTOR assignment, translate through struct copies.
5011 (vn_reference_lookup_pieces): Make sure to not free the
5012 passed operands array. Adjust walk_non_aliased_vuses call.
5013 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5014 make sure we do not leak memory.
5016 2009-05-25 Richard Guenther <rguenther@suse.de>
5018 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5019 * tree-inline.c (expand_call_inline): Reset the escaped and
5021 * tree-ssa-structalias.c (pass_build_ealias): New.
5022 * tree-pass.h (pass_build_ealias): Declare.
5023 * passes.c (init_optimization_passes): Add PTA during
5024 early optimizations.
5025 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5026 and CALLUSED solutions.
5027 (dump_points_to_solution): New function, split out from ...
5028 (dump_points_to_info_for): ... here.
5029 * tree-parloops.c (parallelize_loops): Reset the escaped and
5032 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5035 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5036 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5038 2009-05-25 Ira Rosen <irar@il.ibm.com>
5040 PR tree-optimization/40238
5041 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5042 statements after basic block's labels.
5043 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5044 to free the allocated memory.
5046 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5048 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5049 return address with a USE.
5051 2009-05-24 Richard Guenther <rguenther@suse.de>
5054 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5055 array type from the main variant of the inner type.
5057 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5059 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5060 definition to bool (from int) to un-break build.
5061 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5063 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5065 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5066 discard_stmt_changes): Delete.
5067 * tree-ssa-operands.c (scb_stack): Delete.
5068 (init_ssa_operands): Do not initialize it.
5069 (fini_ssa_operands): Do not free it.
5070 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5072 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5073 update_stmt, remove the others. Fix comments.
5074 * tree-dfa.c (optimize_stack_restore): Likewise.
5075 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5076 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5077 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5078 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5080 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5081 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5082 (dom_opt_finalize_block): Likewise, adjusting access to
5084 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5085 (stmts_to_rescan): Change item type to gimple.
5086 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5088 2009-05-24 Ira Rosen <irar@il.ibm.com>
5090 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5091 * tree-pass.h (pass_slp_vectorize): New pass.
5092 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5093 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5094 * tree-vectorizer.c (timevar.h): Include.
5095 (user_vect_verbosity_level): Declare.
5096 (vect_location): Fix comment.
5097 (vect_set_verbosity_level): Update user_vect_verbosity_level
5098 instead of vect_verbosity_level.
5099 (vect_set_dump_settings): Add an argument. Ignore user defined
5100 verbosity if dump flags require higher level of verbosity. Print to
5101 stderr only for loop vectorization.
5102 (vectorize_loops): Update call to vect_set_dump_settings.
5103 (execute_vect_slp): New function.
5104 (gate_vect_slp): Likewise.
5105 (struct gimple_opt_pass pass_slp_vectorize): New.
5106 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5108 (vec_info_for_bb): New function.
5109 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5110 (VECTORIZATION_ENABLED): New macro.
5111 (SLP_ENABLED, SLP_DISABLED): Likewise.
5112 (vect_is_simple_use): Add bb_vec_info argument.
5113 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5114 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5115 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5116 vect_schedule_slp, vect_analyze_slp): Likewise.
5117 (vect_analyze_stmt): Add slp_tree argument.
5118 (find_bb_location): Declare.
5119 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5120 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5121 (vect_analyze_loop_operations, vect_analyze_loop,
5122 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5123 vect_finalize_reduction, vectorizable_reduction,
5124 vectorizable_live_operation, vect_transform_loop): Likewise.
5125 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5126 skip evolution analysis if analyzing a basic block.
5127 (dr_analyze_indices): Likewise.
5128 (initialize_data_dependence_relation): Skip the test whether the
5129 object is invariant for basic blocks.
5130 (compute_all_dependences): Skip dependence analysis for data
5131 references in basic blocks.
5132 (find_data_references_in_stmt): Don't fail in case of invariant
5133 access in basic block.
5134 (find_data_references_in_bb): New function.
5135 (find_data_references_in_loop): Move code to
5136 find_data_references_in_bb and add a call to it.
5137 (compute_data_dependences_for_bb): New function.
5138 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5139 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5141 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5142 unknown dependence in basic block and fail in case of dependence in
5144 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5145 dependence instances from either loop or basic block vectorization
5147 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5148 before calling nested_in_vect_loop_p.
5149 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5150 dependence instances from either loop or basic block vectorization
5152 (vect_verify_datarefs_alignment): Likewise.
5153 (vect_enhance_data_refs_alignment): Adjust function calls.
5154 (vect_analyze_data_refs_alignment): Likewise.
5155 (vect_analyze_group_access): Fix printing. Skip different checks if
5156 DR_STEP is 0. Keep strided stores either in loop or basic block
5157 vectorization data structure. Fix indentation.
5158 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5160 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5161 dependence instances from either loop or basic block vectorization
5163 (vect_analyze_data_refs): Update comment. Call
5164 compute_data_dependences_for_bb to analyze basic blocks.
5165 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5166 case of loop vectorization. In case of basic block vectorization use
5167 data-ref itself as a base.
5168 (vect_create_data_ref_ptr): In case of basic block vectorization:
5169 don't advance the pointer, add new statements before the current
5170 statement. Adjust function calls.
5171 (vect_supportable_dr_alignment): Support only aligned accesses in
5172 basic block vectorization.
5173 * common.opt (ftree-slp-vectorize): New flag.
5174 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5175 (vect_pattern_recog_1): Likewise.
5176 * tree-vect-stmts.c (process_use): Likewise.
5177 (vect_init_vector): Add new statements in the beginning of the basic
5178 block in case of basic block SLP.
5179 (vect_get_vec_def_for_operand): Adjust function calls.
5180 (vect_finish_stmt_generation): Likewise.
5181 (vectorizable_call): Add assert that it is loop vectorization, adjust
5183 (vectorizable_conversion, vectorizable_assignment): Likewise.
5184 (vectorizable_operation): In case of basic block SLP, take
5185 vectorization factor from statement's type and skip the relevance
5186 check. Adjust function calls.
5187 (vectorizable_type_demotion): Add assert that it is loop
5188 vectorization, adjust function calls.
5189 (vectorizable_type_promotion): Likewise.
5190 (vectorizable_store): Check for outer loop only in case of loop
5191 vectorization. Adjust function calls. For basic blocks, skip the
5192 relevance check and don't advance pointers.
5193 (vectorizable_load): Likewise.
5194 (vectorizable_condition): Add assert that it is loop vectorization,
5195 adjust function calls.
5196 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5197 that it is not reduction, get vector type, call only supported
5198 functions, skip loop specific parts.
5199 (vect_transform_stmt): Check for outer loop only in case of loop
5201 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5202 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5203 for external definition.
5204 * passes.c (pass_slp_vectorize): New pass.
5205 * tree-vect-slp.c (find_bb_location): New function.
5206 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5207 check for patterns only in loops.
5208 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5209 case of multiple types in basic block SLP.
5210 (vect_mark_slp_stmts_relevant): New function.
5211 (vect_supported_load_permutation_p): Fix comment.
5212 (vect_analyze_slp_instance): Add argument. In case of basic block
5213 SLP, take vectorization factor from statement's type, check that
5214 unrolling factor is 1. Adjust function call. Save SLP instance in
5215 either loop or basic block vectorization structure. Return FALSE,
5217 (vect_analyze_slp): Add argument. Get strided stores groups from
5218 either loop or basic block vectorization structure. Return FALSE
5219 if basic block SLP failed.
5220 (new_bb_vec_info): New function.
5221 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5222 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5223 (vect_schedule_slp): Add argument. Get SLP instances from either
5224 loop or basic block vectorization structure. Set vectorization factor
5225 to be 1 for basic block SLP.
5226 (vect_slp_transform_bb): New function.
5227 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5229 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5231 * final.c (shorten_branches): Do not align labels for jump tables.
5232 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5234 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5236 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5237 Remove outdated reference to flow.c and fix nits.
5238 * doc/gccint.texi: Tweak RTL description.
5239 * doc/rtl.texi: Likewise.
5241 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5243 * config/avr/avr.c: Change my email address.
5244 * config/avr/avr.h: Likewise.
5245 * config/avr/avr.md: Likewise.
5246 * config/avr/avr-protos.h: Likewise.
5247 * config/avr/libgcc.S: Likewise.
5249 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5251 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5252 (spu_split_load, spu_split_store): Change return type to int.
5253 (spu_split_convert): Declare.
5254 * config/spu/predicates.md (spu_mem_operand): Remove.
5255 (spu_mov_operand): Update.
5256 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5257 * config/spu/spu.c (regno_aligned_for_load): Remove.
5258 (reg_aligned_for_addr, spu_expand_load): Define.
5259 (spu_expand_extv): Reimplement and handle MEM.
5260 (spu_expand_insv): Handle MEM.
5261 (spu_sched_reorder): Handle insn's with length 0.
5262 (spu_legitimate_address_p): Reimplement.
5263 (store_with_one_insn_p): Return TRUE for any mode with size
5264 larger than 16 bytes.
5265 (address_needs_split): Define.
5266 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5268 (spu_convert_move): Define.
5269 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5270 (spu_split_store): Change all MEM's to TImode.
5271 (spu_init_expanders): Preallocate registers that correspond to
5272 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5274 (spu_split_convert): Define.
5275 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5276 (_move<mode>, _movdi, _movti): Update predicate and condition.
5277 (load, store): Change to define_split.
5278 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5280 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5281 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5282 define_insn_and_split of lshr<mode>3.
5283 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5284 (<v>ashr<mode>3_imm): Define.
5285 (extv, extzv, insv): Allow MEM operands.
5286 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5287 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5288 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5289 (_spu_convert2): Change to define_insn_and_split and remove the
5290 corresponding define_peephole2.
5291 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5292 Change predicates to memory_operand.
5294 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5296 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5298 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5300 PR tree-optimization/40219
5301 * tree.c (iterative_hash_expr): Make sure the builtin function is
5302 a normal builtin function and not a front end or back end builtin
5303 before indexing into the built_in_decls array.
5305 2009-05-22 Richard Guenther <rguenther@suse.de>
5308 * alias.c (write_dependence_p): Do not use TBAA for answering
5309 anti-dependence or output-dependence.
5310 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5311 (emit_pointer_definition): Remove.
5312 (emit_alias_warning): Likewise.
5313 (find_what_var_points_to): Remove TBAA pruning code.
5314 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5316 (compute_points_to_sets): Remove code computing the set of
5317 dereferenced pointers.
5318 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5319 oracle for querying anti and output dependencies.
5320 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5321 if TBAA may be applied.
5322 (refs_anti_dependent_p): New function.
5323 (refs_output_dependent_p): Likewise.
5324 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5325 (refs_output_dependent_p): Likewise.
5326 * doc/tree-ssa.texi (Memory model): New section.
5327 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5328 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5329 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5330 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5331 * expr.c (expand_expr_real_1): Likewise.
5332 * gimple-low.c (lower_stmt): Likewise.
5333 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5334 (dump_gimple_cdt): Remove.
5335 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5336 (gimple_size): Likewise.
5337 (walk_gimple_op): Likewise.
5338 (is_gimple_stmt): Likewise.
5339 (walk_stmt_load_store_addr_ops): Likewise.
5340 (gimple_build_cdt): Remove.
5341 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5342 * gimple.h (gimple_cdt_new_type): Remove.
5343 (gimple_cdt_new_type_ptr): Likewise.
5344 (gimple_cdt_set_new_type): Likewise.
5345 (gimple_cdt_location): Likewise.
5346 (gimple_cdt_location_ptr): Likewise.
5347 (gimple_cdt_set_location): Likewise.
5348 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5349 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5350 GIMPLE_CHANGE_DYNAMIC_TYPE.
5351 (verify_types_in_gimple_stmt): Likewise.
5352 * tree-inline.c (estimate_num_insns): Likewise.
5353 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5354 (copy_decl_to_var): Likewise.
5355 (copy_result_decl_to_var): Likewise.
5356 * tree-pretty-print.c (dump_generic_node): Do not handle
5357 CHANGE_DYNAMIC_TYPE_EXPR.
5358 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5359 * tree-ssa-operands.c (get_expr_operands): Likewise.
5360 * tree-ssa-structalias.c (struct variable_info): Remove
5361 no_tbaa_pruning member.
5362 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5363 (unify_nodes): Do not copy it.
5364 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5365 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5366 (set_uids_in_ptset): Do not check it.
5367 (find_what_var_points_to): Likewise.
5368 (compute_tbaa_pruning): Remove.
5369 (compute_points_to_sets): Do not call it.
5370 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5371 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5372 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5373 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5374 (DECL_NO_TBAA_P): Likewise.
5375 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5376 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5377 (expand_omp_atomic_pipeline): Do not set it.
5378 * print-tree.c (print_node): Do not dump it.
5379 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5382 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5385 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5388 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5390 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5393 2009-05-22 Ben Elliston <bje@au.ibm.com>
5395 * Makefile.in (bversion.h, s-bversion): New targets.
5396 (TOPLEV_H): Add bversion.h.
5397 * toplev.h: Include "bversion.h".
5398 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5399 the __format__ attribute only if compiling with the same version
5400 of GCC as the sources (the "build version").
5402 2009-05-22 Ben Elliston <bje@au.ibm.com>
5404 * c-format.c (handle_format_attribute): Fix comment typo.
5406 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5409 * config/ia64/ia64.opt (mfused-madd): New.
5410 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5411 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5412 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5413 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5414 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5415 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5416 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5417 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5418 instruction if !TARGET_FUSED_MADD.
5419 (fpma, fpms): Remove colon from name.
5421 2009-05-22 Richard Guenther <rguenther@suse.de>
5423 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5424 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5425 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5427 (create_expression_by_pieces): Only convert if necessary.
5428 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5429 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5431 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5433 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5434 regular pattern from a template and rename it ...
5435 (*extzv_truncsi_exts): ... to this.
5437 2009-05-21 Richard Guenther <rguenther@suse.de>
5439 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5440 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5441 (cgraph_default_inline_p): Likewise.
5442 (cgraph_decide_inlining_incrementally): Likewise.
5444 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5445 Uros Bizjak <ubizjak@gmail.com>
5447 * config/i386/cpuid.h (bit_MOVBE): New.
5449 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5451 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5452 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5453 (ix86_handle_option): Handle OPT_mmovbe.
5454 (ix86_target_string): Add -mmovbe.
5455 (pta_flags): Add PTA_MOVBE.
5456 (processor_alias_table): Add PTA_MOVBE to "atom".
5457 (override_options): Handle PTA_MOVBE.
5459 * config/i386/i386.h (TARGET_MOVBE): New.
5461 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5462 (*bswapsi_movbe): New.
5463 (*bswapdi_movbe): Likewise.
5464 (bswapdi2): Renamed to ...
5466 (bswapdi2): New expander.
5468 * config/i386/i386.opt (mmovbe): New.
5470 * doc/invoke.texi: Document -mmovbe.
5472 2009-05-21 Taras Glek <tglek@mozilla.com>
5474 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5475 * gcc-plugin.h (plugin_init): Updated signature.
5476 * gcc-plugin.h (plugin_name_args): Moved to this header.
5477 * doc/plugins.texi (plugin_init): Updated documention to reflect
5479 * doc/plugins.texi (plugin_name_args): Added to documention.
5481 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5483 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5484 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5486 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5488 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5489 JUMP_TABLE_DATA_P predicates where applicable.
5490 * config/i386/predicates.md: Ditto.
5491 * config/i386/sse.md: Ditto.
5493 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5495 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5496 operand2 -128 override length_immediate attribute to 1.
5497 * config/i386/predicates.md (constm128_operand): New predicate.
5499 * config/i386/i386.c (memory_address_length): Handle %r12
5500 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5502 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5503 mode look through optional ZERO_EXTEND and SUBREG.
5504 * config/i386/i386.md (R12_REG): New define_constant.
5505 (prefix_data16): For sse unit set also for MODE_TI insns.
5506 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5507 insns set if operand 1 is ext_QIreg_operand.
5508 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5509 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5511 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5512 mode from MODE_DI to MODE_SI.
5513 (movdi_1_rex64): Override modrm and length_immediate attributes
5514 only for movabs (TYPE_IMOV, alternative 2).
5515 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5516 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5517 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5518 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5519 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5520 prefix_rex attribute if DImode.
5521 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5522 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5523 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5524 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5525 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5526 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5527 Likewise. For TYPE_IMOV clear length_immediate attribute.
5528 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5529 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5530 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5531 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5532 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5533 or one operand TYPE_ISHIFT.
5534 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5535 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5536 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5537 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5538 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5539 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5540 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5541 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5542 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5543 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5544 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5545 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5546 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5547 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5548 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5549 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5550 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5551 set mode attribute, don't override length attribute.
5552 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5554 (return_internal_long): Set length attribute to 2 instead of 1.
5555 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5556 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5557 prefix_rex attribute.
5558 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5560 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5562 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5564 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5566 2009-05-20 Ian Lance Taylor <iant@google.com>
5568 * tree.c (build_tree_list_vec_stat): New function.
5569 (ctor_to_vec): New function.
5570 (build_nt_call_vec): New function.
5571 (build_call_array): Change args to be a const pointer.
5572 (build_call_vec): New function.
5573 * tree.h (build_nt_call_vec): Declare.
5574 (build_tree_list_vec_stat): Declare.
5575 (build_tree_list_vec): Define.
5576 (build_call_array): Update declaration.
5577 (build_call_vec): Declare.
5578 (ctor_to_vec): Declare.
5579 * c-common.c (tree_vector_cache): New static variable.
5580 (make_tree_vector): New function.
5581 (release_tree_vector): New function.
5582 (make_tree_vector_single): New function.
5583 (make_tree_vector_copy): New function.
5584 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5585 (make_tree_vector_single, make_tree_vector_copy): Declare.
5586 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5587 (c_parser_expr_list): Don't manage cache here, instead call
5589 (c_parser_release_expr_list): Remove static function.
5590 (c_parser_vec_to_tree_list): Remove static function.
5591 (c_parser_attributes): Call build_tree_list_vec instead of
5592 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5593 c_parser_release_expr_list.
5594 (c_parser_postfix_expression_after_primary): Likewise.
5595 (c_parser_objc_keywordexpr): Likewise.
5597 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5599 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5600 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5601 TARGET_CONVERT_TO_TYPE.
5602 * hooks.c (hook_tree_const_tree_null): Define.
5603 * hooks.h (hook_tree_const_tree_null): Declare.
5604 * target.h (struct gcc_target): Add invalid_parameter_type,
5605 invalid_return_type, promoted_type, and convert_to_type fields.
5606 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5607 (TARGET_INVALID_RETURN_TYPE): Define.
5608 (TARGET_PROMOTED_TYPE): Define.
5609 (TARGET_CONVERT_TO_TYPE): Define.
5610 (TARGET_INITIALIZER): Update for new fields.
5611 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5612 (grokparms): Check targetm.invalid_parameter_type.
5613 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5614 * c-convert.c (convert): Check targetm.convert_to_type.
5616 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5618 * config/mips/mips.md (*extenddi_truncate<mode>,
5619 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5621 (*extendhi_truncateqi): New define_insn_and_sptit.
5623 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5626 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5627 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5629 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5631 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5632 the operand of VIEW_CONVERT_EXPR.
5634 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5636 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5637 extended family and model for Intel processors. Support Intel Atom.
5639 2009-05-20 Olivier Hainque <hainque@adacore.com>
5641 * gstab.h (stab_code_type): Define, to be used instead of the
5642 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5644 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5645 occurrences by stab_code_type.
5646 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5648 2009-05-20 Martin Jambor <mjambor@suse.cz>
5650 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5651 (sra_insert_before): Likewise.
5652 (sra_insert_after): Likewise.
5653 (sra_init_cache): Likewise.
5654 (sra_type_can_be_decomposed_p): Likewise.
5655 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5656 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5657 (sra_insert_before): Likewise.
5658 (sra_insert_after): Likewise.
5659 (sra_init_cache): Likewise.
5660 (insert_edge_copies_seq): Made static and moved upwards.
5662 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5665 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5667 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5668 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5671 2009-05-20 Richard Guenther <rguenther@suse.de>
5673 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5674 with mismatched comparison modes.
5676 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5678 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5679 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5680 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5681 with shifts for Thumb2.
5682 (orsi_notsi): New for orn.
5683 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5684 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5685 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5686 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5687 Don't invert remainder for IOR.
5689 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5691 PR tree-optimization/40087
5692 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5693 number_of_iterations_ne): Rename never_infinite argument.
5694 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5695 number_of_iterations_le): Handle pointer-type ivs when
5696 exit_must_be_taken is false.
5697 (number_of_iterations_cond): Do not always assume that
5698 exit_must_be_taken if the control variable is a pointer.
5700 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5702 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5703 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5705 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5707 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5708 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5710 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5713 * c.opt (Wlogical-op): Disabled by default.
5714 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5716 * doc/invoke.texi (Wlogical-op): Likewise.
5718 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5720 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5722 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5723 Propagate the type of the first operand.
5724 <ASSERT_EXPR>: Simplify.
5725 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5726 Rewrite using the RHS code as discriminant.
5727 <NOP_EXPR>: Turn into CASE_CONVERT.
5728 <PLUS_EXPR>: Propagate the type of the first operand.
5730 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5732 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5733 (ia64_dconst_0_375): New.
5734 * config/ia64/ia64.c (ia64_override_options): Remove
5735 -minline-sqrt-min-latency warning.
5736 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5737 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5738 * config/ia64/ia64.md (*sqrt_approx): Remove.
5739 (sqrtsf2): Remove #if 0.
5740 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5741 (sqrtdf): Remove assert.
5742 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5743 (sqrtxf2): Remove #if 0.
5744 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5745 * div.md (sqrt_approx_rf): New.
5746 (sqrtsf2_internal_thr): New implementation.
5747 (sqrtsf2_internal_lat): New.
5748 (sqrtdf2_internal_thr: New implementation.
5749 (sqrtxf2_internal): New implementation.
5751 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5752 Hans-Peter Nilsson <hp@axis.com>
5754 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5755 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5756 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5757 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5758 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5759 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5760 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5761 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5762 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5763 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5764 * c-common.c: ...from here.
5766 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5768 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5770 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5772 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5774 2009-05-19 Ben Elliston <bje@au.ibm.com>
5776 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5777 assignments with memcpy calls.
5778 (add_fdes): Likewise.
5779 (binary_search_unencoded_fdes): Likewise.
5780 (linear_search_fdes): Eliminate type puns.
5782 2009-05-19 Richard Guenther <rguenther@suse.de>
5784 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5785 not falsely claim to have propagated into all uses.
5787 2009-05-19 Ben Elliston <bje@au.ibm.com>
5789 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5792 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5794 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5795 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5796 (TARGET_LEGITIMATE_ADDRESS_P): New.
5797 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5798 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5800 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5803 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5804 child of the containing namespace's DIE.
5806 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5808 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5809 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5810 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5813 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5816 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5817 gen_align with gen_pad.
5818 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5819 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5821 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5822 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5824 * config/i386/i386.md (align): Renamed to ...
5825 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5826 ASM_OUTPUT_MAX_SKIP_PAD.
5828 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5830 * config.gcc: Fix variable syntax.
5833 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5834 before calling exact_log2.
5835 (output_iorsi3): Likewise.
5836 (output_xorsi3): Likewise.
5838 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5840 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5841 for the none zero constant operand except for EQ and NE
5842 comprisons even when the first operand is R0.
5844 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5846 * config/s390/2064.md: Remove trailing whitespaces.
5847 * config/s390/2084.md: Likewise.
5848 * config/s390/constraints.md: Likewise.
5849 * config/s390/fixdfdi.h: Likewise.
5850 * config/s390/libgcc-glibc.ver: Likewise.
5851 * config/s390/s390-modes.def: Likewise.
5852 * config/s390/s390-protos.h: Likewise.
5853 * config/s390/s390.c: Likewise.
5854 * config/s390/s390.h: Likewise.
5855 * config/s390/s390.md: Likewise.
5856 * config/s390/tpf-unwind.h: Likewise.
5858 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5860 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5862 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5865 * configure.ac (m68k-*-*): Check if binutils support TLS.
5866 * configure: Regenerate.
5867 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5868 * config/m68k/constraints.md (Cu): New constraint.
5869 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5870 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5871 (movsi): Handle TLS symbols.
5872 (addsi3_5200): Handle XTLS symbols, indent.
5873 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5874 (m68k_tls_reference_p): Declare.
5875 (m68k_legitimize_address): Declare.
5876 (m68k_unwrap_symbol): Declare.
5877 * config/m68k/m68k.opt (mxtls): New option.
5878 * config/m68k/m68k.c (ggc.h): Include.
5879 (m68k_output_dwarf_dtprel): Implement hook.
5880 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5881 (m68k_expand_prologue): Load GOT pointer when function needs it.
5882 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5883 (m68k_legitimate_constant_address_p): Same.
5884 (m68k_decompose_address): Handle TLS references.
5885 (m68k_get_gp): New static function.
5886 (enum m68k_reloc): New contants.
5887 (TLS_RELOC_P): New macro.
5888 (m68k_wrap_symbol): New static function.
5889 (m68k_unwrap_symbol): New function.
5890 (m68k_final_prescan_insn_1): New static function.
5891 (m68k_final_prescan_insn): New function.
5892 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5894 (legitimize_pic_address): Handle TLS references..
5895 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5896 (m68k_libcall_value_in_a0_p)
5897 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5898 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5899 (m68k_legitimize_tls_address): Handle TLS references.
5900 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5902 (m68k_legitimize_address): Handle TLS symbols.
5903 (m68k_get_reloc_decoration): New static function.
5904 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5906 (m68k_output_dwarf_dtprel): Implement hook.
5907 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5908 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5909 m68k_call_* routines.
5910 (sched_attr_op_type): Handle TLS symbols.
5911 (gt-m68k.h): Include.
5912 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5913 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5915 2009-05-18 Martin Jambor <mjambor@suse.cz>
5917 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5918 (visit_store_addr_for_mod_analysis): New function.
5919 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5920 (determine_cst_member_ptr): Use gimple_assign_single_p.
5921 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5922 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5923 operands. Don't check number of operands of a NOP_EXPR.
5925 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5927 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5929 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5932 * c-common.c (warn_logical_operator): Don't warn if one of
5933 expression isn't always true or false.
5935 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5937 * config/i386/biarch32.h: New file.
5938 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5940 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5942 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5943 *zero_extend<mode>_truncqi): Merge these into ...
5944 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5945 Name the pattern following this as *zero_extendhi_truncqi.
5947 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5950 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5951 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5952 (output_info): Make field HOST_WIDEST_INT.
5953 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5954 (dump_bitmat_statistics): Same.
5956 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5958 * config.gcc (use_gcc_stdint): Set to wrap.
5959 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5960 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5961 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5962 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5963 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5964 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5965 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5966 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5968 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5970 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5972 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5973 Move definitions earlier.
5974 (OPT_ARCH64, OPT_ARCH32): Define.
5975 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5978 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5981 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5984 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5986 * arm.md (movdi2): Copy non-reg values to DImode registers.
5988 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5991 * final.c (label_to_max_skip): New function.
5992 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5993 CODE_LABEL_NUMBER <= max_labelno.
5994 * output.h (label_to_max_skip): New prototype.
5995 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5996 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5997 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5998 Handle CODE_LABELs with >= 16 byte alignment or with
5999 max_skip == (1 << align) - 1.
6000 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6001 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6004 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6005 .p2align 3 if MAX_SKIP is smaller than 7.
6006 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6008 2009-05-15 Ian Lance Taylor <iant@google.com>
6010 * alias.c (struct alias_set_entry_d): Rename from struct
6011 alias_set_entry. Change all uses.
6012 * except.c (struct call_site_record_d): Rename from struct
6013 call_site_record. Change all uses.
6014 * except.h (struct eh_region_d): Rename from struct eh_region.
6016 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6018 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6019 ivtype_map_elt. Change all uses.
6020 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6022 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6023 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6025 (struct sese_d): Rename from struct sese. Change all uses.
6026 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6027 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6028 * optabs.h (struct optab_d): Rename from struct optab. Change all
6030 (struct convert_optab_d): Rename from struct convert_optab.
6032 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6033 ipa_opt_pass. Change all uses.
6034 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6037 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6038 defined as a typedef.
6039 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6042 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6045 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6047 (merge_ranges): Returns bool.
6048 * tree.h (make_range): .. to here.
6049 (build_range_check): Likewise.
6050 (merge_ranges): Likewise. Renamed from merge_ranges.
6051 * c-typeck.c (parser_build_binary_op): Update calls to
6052 warn_logical_operator.
6053 * c-common.c (warn_logical_operator): Add new warning.
6054 * c-common.h (warn_logical_operator): Update declaration.
6056 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6058 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6060 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6062 * doc/install.texi: Document MPC requirements, flags etc.
6064 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6065 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6066 Evaluate constant arguments.
6067 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6068 (fold_builtin_1): Likewise, also evaluate constant arguments.
6069 Remove superfluous break.
6070 (do_mpc_ckconv): New.
6071 * real.h: Include mpc.h.
6072 * toplev.c (print_version): Output MPC version info if available.
6074 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6076 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6078 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6080 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6083 2009-05-15 Jan Hubicka <jh@suse.cz>
6085 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6086 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6087 (try_inline): Fix return value.
6088 (cgraph_decide_inlining_incrementally): Honor new value.
6089 (cgraph_early_inlining): Handle indirect inlining.
6090 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6092 2009-05-15 Jan Hubicka <jh@suse.cz>
6094 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6095 * cgraphunit.c (cgraph_finalize_function): Set it.
6096 (cgraph_expand_function): Use it.
6098 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6100 * real.c (encode_ieee_half): Define.
6101 (decode_ieee_half): Define.
6102 (ieee_half_format): Define.
6103 (arm_half_format): Define.
6104 * real.h (ieee_half_format): Declare.
6105 (arm_half_format): Declare.
6107 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6109 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6110 swapped, and reversed optabs exist before trying to use them.
6112 2009-05-15 Paul Brook <paul@codesourcery.com>
6113 Sandra Loosemore <sandra@codesourcery.com>
6115 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6116 loads. Allow PRE_DEC.
6117 (output_move_neon): Handle PRE_DEC.
6118 (arm_print_operand): Add 'A' for neon structure loads.
6119 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6120 * config/arm/neon.md (neon_mov): Update comment.
6121 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6123 (Um): New constraint.
6125 2009-05-15 Jan Hubicka <jh@suse.cz>
6127 Revert the following patch until testsuite fallout is fixed:
6128 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6129 * cgraph.h (struct inline_summary): New filed self_wize,
6130 size_inlining_benefit, self_time and time_inlining_benefit.
6131 (struct cgraph_global_info): Replace insns by time ans size fields.
6132 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6133 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6134 (ipcp_update_callgraph): Do not touch function bodies.
6135 * ipa-inline.c: Include except.h
6136 (MAX_TIME): New constant.
6137 (overall_insns): Remove
6138 (overall_size, max_benefit): New static variables.
6139 (cgraph_estimate_time_after_inlining): New function.
6140 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6141 (cgraph_clone_inlined_nodes): Update size.
6142 (cgraph_mark_inline_edge): Update size.
6143 (cgraph_estimate_growth): Use size info.
6144 (cgraph_check_inline_limits): Check size.
6145 (cgraph_default_inline_p): Likewise.
6146 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6147 (cgraph_decide_recursive_inlining): Check size.
6148 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6150 (cgraph_decide_inlining): Likewise.
6151 (cgraph_decide_inlining_incrementally): Likewise; honor
6152 PARAM_EARLY_INLINING_INSNS.
6153 (likely_eliminated_by_inlining_p): New predicate.
6154 (estimate_function_body_sizes): New function.
6155 (compute_inline_parameters): Use it.
6156 * except.c (must_not_throw_labels): New function.
6157 * except.h (must_not_throw_labels): Declare.
6158 * tree-inline.c (init_inline_once): Kill inlining_weigths
6159 * tree-ssa-structalias.c: Avoid uninitialized warning.
6160 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6161 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6162 (PARAM_INLINE_CALL_COST): Remove.
6163 (PARAM_EARLY_INLINING_INSNS): New.
6165 2009-05-15 Richard Guenther <rguenther@suse.de>
6167 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6168 not TODO_update_ssa.
6170 2009-05-15 Richard Guenther <rguenther@suse.de>
6172 PR tree-optimization/39999
6173 * gimple.h (gimple_expr_type): Use the expression type looking
6174 through useless conversions.
6175 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6176 (vn_nary_op_insert_stmt): Likewise.
6177 (simplify_binary_expression): Likewise.
6179 2009-05-15 Richard Guenther <rguenther@suse.de>
6181 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6182 New options, enabled by default.
6183 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6185 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6186 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6187 * tree-ssa-structalias.c (gate_tree_pta): New function.
6188 (pass_build_alias): Use it.
6190 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6193 recurse on an invariant address if a conversion from a pointer
6194 type to a wider integer type is involved.
6196 2009-05-15 Jan Hubicka <jh@suse.cz>
6198 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6199 * cgraph.h (struct inline_summary): New filed self_wize,
6200 size_inlining_benefit, self_time and time_inlining_benefit.
6201 (struct cgraph_global_info): Replace insns by time ans size fields.
6202 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6203 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6204 (ipcp_update_callgraph): Do not touch function bodies.
6205 * ipa-inline.c: Include except.h
6206 (MAX_TIME): New constant.
6207 (overall_insns): Remove
6208 (overall_size, max_benefit): New static variables.
6209 (cgraph_estimate_time_after_inlining): New function.
6210 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6211 (cgraph_clone_inlined_nodes): Update size.
6212 (cgraph_mark_inline_edge): Update size.
6213 (cgraph_estimate_growth): Use size info.
6214 (cgraph_check_inline_limits): Check size.
6215 (cgraph_default_inline_p): Likewise.
6216 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6217 (cgraph_decide_recursive_inlining): Check size.
6218 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6220 (cgraph_decide_inlining): Likewise.
6221 (cgraph_decide_inlining_incrementally): Likewise; honor
6222 PARAM_EARLY_INLINING_INSNS.
6223 (likely_eliminated_by_inlining_p): New predicate.
6224 (estimate_function_body_sizes): New function.
6225 (compute_inline_parameters): Use it.
6226 * except.c (must_not_throw_labels): New function.
6227 * except.h (must_not_throw_labels): Declare.
6228 * tree-inline.c (init_inline_once): Kill inlining_weigths
6229 * tree-ssa-structalias.c: Avoid uninitialized warning.
6230 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6231 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6232 (PARAM_INLINE_CALL_COST): Remove.
6233 (PARAM_EARLY_INLINING_INSNS): New.
6234 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6235 (inline-call-cost): Remove.
6236 (early-inlining-insns): New.
6238 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6240 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6242 (print_int_cst_bounds_in_octal_p): Likewise.
6243 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6245 * dwarf2out.c (base_type_die): Likewise.
6246 (is_subrange_type): Delete.
6247 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6248 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6249 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6250 if the destination type is boolean.
6251 (build_range_check): Do not special-case subtypes.
6252 (fold_sign_changed_comparison): Likewise.
6253 (fold_unary): Likewise.
6254 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6255 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6256 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6257 * tree.c (subrange_type_for_debug_p): New predicate based on the
6258 former is_subrange_type.
6259 * tree.h (subrange_type_for_debug_p): Declare.
6260 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6261 (convert_affine_scev): Remove call to above function.
6262 (chrec_convert_aggressive): Likewise.
6263 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6264 false for conversions involving subtypes.
6265 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6266 (vrp_val_min): Likewise.
6267 (needs_overflow_infinity): Likewise.
6268 (extract_range_from_unary_expr): Likewise.
6270 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6272 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6273 * config/frv/frv.c: Likewise.
6274 * config/s390/s390.c: Likewise.
6275 * config/sparc/sparc.h: Likewise.
6276 * config/i386/i386.h: Likewise.
6277 * config/i386/i386.c: Likewise.
6278 * config/crx/crx.c: Likewise.
6279 * config/m68hc11/m68hc11.h: Likewise.
6280 * config/iq2000/iq2000.c: Likewise.
6281 * config/mn10300/mn10300.h: Likewise.
6282 * config/mn10300/mn10300.c: Likewise.
6283 * config/m68k/m68k.c: Likewise.
6284 * config/rs6000/rs6000.c: Likewise.
6285 * config/rs6000/xcoff.h: Likewise.
6286 * config/rs6000/linux64.h: Likewise.
6287 * config/rs6000/sysv4.h: Likewise.
6288 * config/score/score3.c: Likewise.
6289 * config/score/score7.c: Likewise.
6290 * config/score/score.c: Likewise.
6291 * config/arm/arm.md: Likewise.
6292 * config/mips/mips.c: Likewise.
6293 * config/mips/mips.md: Likewise.
6294 * config/bfin/bfin.h: Likewise.
6295 * config/pa/pa.c: Likewise.
6296 * config/pa/constraints.md: Likewise.
6298 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6299 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6300 * config/pdp11/pdp11.h: Use memory_address_p instead.
6302 2009-05-14 Ian Lance Taylor <iant@google.com>
6304 * passes.c (finish_optimization_passes): Change i to int.
6305 * plugin.c (plugins_active_p): Change event to int.
6306 (dump_active_plugins): Likewise.
6307 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6309 * tree.c (tree_range_check_failed): Change c to unsigned int.
6310 (omp_clause_range_check_failed): Likewise.
6311 (build_common_builtin_nodes): Change mode to int. Add cast.
6312 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6313 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6315 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6316 ++ or -- with a variable of enum type.
6318 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6321 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6323 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6325 * store-motion.c: Do not include params.h
6326 * Makefile.in: Fix dependencies for various files.
6328 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6330 * auto-inc-dec.c: Fix pass description, remove apparent
6331 accidental duplication.
6333 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6336 * ipa-utils.h (memory_identifier_string): Moved to ...
6337 * tree.h (memory_identifier_string): Here. Add GTY(()).
6339 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6341 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6342 in the former documentation of...
6343 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6344 * ira-conflicts.c (get_dup_num): Use address_operand.
6345 * targhooks.c (default_legitimate_address_p): New.
6346 * targhooks.h (default_legitimate_address_p): New.
6347 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6349 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6350 * target.h (struct target): Add legitimate_address_p.
6351 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6352 (TARGET_INITIALIZER): Include it.
6354 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6355 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6356 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6357 (TARGET_LEGITIMATE_ADDRESS_P): New.
6359 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6360 (REG_OK_STRICT_P): Delete.
6361 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6362 (frv_legitimate_address_p_1): ... this.
6363 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6364 (frv_legitimate_address_p_1): ... the renamed old
6365 frv_legitimate_address_p.
6366 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6367 (TARGET_LEGITIMATE_ADDRESS_P): New.
6369 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6370 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6371 * config/s390/s390.c (legitimate_address_p): Rename to...
6372 (s390_legitimate_address_p): ... this, make static.
6373 (legitimize_address): Adjust call.
6374 (TARGET_LEGITIMATE_ADDRESS_P): New.
6375 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6377 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6378 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6379 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6380 (TARGET_LEGITIMATE_ADDRESS_P): New.
6382 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6383 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6384 * config/spu/spu.c (spu_legitimate_address): Rename to...
6385 (spu_legitimate_address_p): ... this, make static.
6386 (TARGET_LEGITIMATE_ADDRESS_P): New.
6388 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6389 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6390 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6391 (sparc_legitimate_address_p): ... this, make static and return bool.
6392 (legitimize_address): Adjust call.
6393 (TARGET_LEGITIMATE_ADDRESS_P): New.
6395 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6396 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6397 * config/i386/i386.c (legitimate_address_p): Rename to...
6398 (ix86_legitimate_address_p): ... this, make static.
6399 (constant_address_p): Move after it, adjust call.
6400 (TARGET_LEGITIMATE_ADDRESS_P): New.
6402 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6403 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6404 * config/avr/avr.c (legitimate_address_p): Rename to...
6405 (avr_legitimate_address_p): ... this, make static.
6406 (legitimize_address): Adjust call.
6407 (TARGET_LEGITIMATE_ADDRESS_P): New.
6409 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6410 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6411 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6412 (TARGET_LEGITIMATE_ADDRESS_P): New.
6414 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6415 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6416 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6417 (TARGET_LEGITIMATE_ADDRESS_P): New.
6419 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6420 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6422 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6424 (TARGET_LEGITIMATE_ADDRESS_P): New.
6426 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6427 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6429 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6431 (m68hc11_legitimate_address_p): ... this, make static.
6432 (go_if_legitimate_address_internal): Rename to...
6433 (m68hc11_legitimate_address_p_1): ... this.
6434 (legitimize_address): Adjust call.
6435 (TARGET_LEGITIMATE_ADDRESS_P): New.
6437 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6438 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6439 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6440 (TARGET_LEGITIMATE_ADDRESS_P): New.
6442 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6443 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6444 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6445 (mn10300_legitimate_address_p): ... this, make static.
6446 (TARGET_LEGITIMATE_ADDRESS_P): New.
6448 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6449 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6450 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6451 (TARGET_LEGITIMATE_ADDRESS_P): New.
6453 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6454 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6455 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6456 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6457 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6458 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6459 (rs6000_legitimate_address_p): ... this, make static.
6460 (TARGET_LEGITIMATE_ADDRESS_P): New.
6461 (REG_MODE_OK_FOR_BASE_P): Delete.
6462 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6464 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6465 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6467 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6468 static, adjust types.
6469 (TARGET_LEGITIMATE_ADDRESS_P): New.
6471 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6472 * config/score/score.c (score_address_p): Rename to...
6473 (score_legitimate_address_p): ... this.
6474 (TARGET_LEGITIMATE_ADDRESS_P): New.
6475 * config/score/score3.c (score3_address_p): Rename to...
6476 (score3_legitimate_address_p): ... this.
6477 * config/score/score7.c (score7_address_p): Rename to...
6478 (score7_legitimate_address_p): ... this.
6480 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6481 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6482 GO_IF_LEGITIMATE_ADDRESS): Delete.
6483 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6484 thumb2_legitimate_address_p): Delete.
6485 (arm_legitimate_address_p): Rename to...
6486 (arm_legitimate_address_outer_p): ... this.
6487 * config/arm/constraints.md ("Uq"): Adjust call.
6488 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6489 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6491 (arm_legitimate_address_outer_p): ... this.
6492 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6494 (TARGET_LEGITIMATE_ADDRESS_P): New.
6496 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6497 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6498 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6499 (TARGET_LEGITIMATE_ADDRESS_P): New.
6501 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6502 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6503 * config/vax/vax.c (legitimate_address_p): Rename to...
6504 (vax_legitimate_address_p): ... this, make static.
6505 (TARGET_LEGITIMATE_ADDRESS_P): New.
6507 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6508 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6509 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6510 (TARGET_LEGITIMATE_ADDRESS_P): New.
6512 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6513 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6514 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6515 (mmix_legitimate_address_p): ... this, make static.
6516 (TARGET_LEGITIMATE_ADDRESS_P): New.
6518 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6519 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6520 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6521 (TARGET_LEGITIMATE_ADDRESS_P): New.
6523 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6525 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6526 of MODE_COMPLEX_INT.
6528 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6530 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6531 LCT_NORMAL in function call.
6532 * mips-tdump.c (print_file_desc): Add cast to enum type.
6533 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6534 (mark_stabs): Add casts to enum types.
6535 (parse_stabs_common): Add casts to enum types.
6537 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6539 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6540 Check for invalid values of LETTER.
6542 2009-05-13 Taras Glek <tglek@mozilla.com>
6544 * attribs.c (register_attribute): moved out attribute registration
6545 into register_attribute.
6546 * doc/plugins.texi: Documented register_attribute and
6548 * gcc-plugin.h: Added forward decl for register_attribute.
6549 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6550 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6551 PLUGIN_ATTRIBUTES boilerplate.
6553 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6555 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6556 values even in sentinel and empty entries.
6557 (ms_printf_flag_specs): Likewise.
6558 (ms_scanf_flag_specs): Likewise.
6559 (ms_strftime_flag_specs): Likewise.
6560 (ms_print_char_table): Likewise.
6561 (ms_scan_char_table): Likewise.
6562 (ms_time_char_table): Likewise.
6564 2009-05-13 Doug Kwan <dougkwan@google.com>
6566 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6568 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6570 * config/mips/mips.md (store): Add attributes for QI and HI.
6572 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6573 (truncdi<mode>2): ... this new pattern.
6575 2009-05-13 Brad Hards <bradh@kde.org>
6577 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6579 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6580 Ben Elliston <bje@au.ibm.com>
6583 * dse.c (check_mem_read_rtx): Guard against width == -1.
6585 2009-05-13 Michael Matz <matz@suse.de>
6588 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6589 (trivially_conflicts_p): New function.
6590 (insert_backedge_copies): Use it.
6592 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6594 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6595 (handle_stdc_pragma): Use new enum constant names.
6596 (handle_pragma_float_const_decimal64): Ditto.
6598 2009-05-13 Ian Lance Taylor <iant@google.com>
6600 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6603 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6605 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6606 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6608 * config/m68k/m68k.h (FL_UCLINUX): Define.
6610 2009-05-13 Jan Hubicka <jh@suse.cz>
6612 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6614 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6616 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6617 unless -fschedule-insns is specified.
6619 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6622 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6623 TARGET_EXPAND_CBRANCHDI4.
6624 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6625 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6626 (cmpeqdi): Fix comment.
6628 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6630 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6631 (sh_legitimate_address_p): Likewise.
6632 * config/sh/sh.c (sh_legitimate_index_p): New.
6633 (sh_legitimate_address_p): Likewise.
6634 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6635 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6636 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6637 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6638 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6639 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6640 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6641 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6642 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6644 2009-05-12 Jan Hubicka <jh@suse.cz>
6646 * tree-inline.c (estimate_operator_cost): Add operands;
6647 when division happens by constant, it is cheap.
6648 (estimate_num_insns): Loads and stores are not having cost of 0;
6649 EH magic stuff is cheap; when computing runtime cost of switch,
6650 use log2 base of amount of its cases; builtin_expect has cost of 0;
6651 compute cost for moving return value of call.
6652 (init_inline_once): Initialize time_based flags.
6653 * tree-inline.h (eni_weights_d): Add time_based flag.
6655 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6657 * df-core.c: Update head documentation.
6659 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6662 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6663 shadowing exisiting variable op1.
6665 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6668 * config/i386/driver-i386.c (processor_signatures): New enum.
6669 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6670 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6671 processor signature to detect geode processor.
6673 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6677 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6679 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6680 causes spurious differences between trunk and cond-optab branch.
6682 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6684 * dojump.c (compare_from_rtx): Delete.
6685 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6686 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6687 if the comparison does not satisfy the predicate; test predicates for
6688 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6689 further if one existing pattern fails.
6690 * expr.h (compare_from_rtx): Delete.
6691 (prepare_operand): Declare it.
6692 * optabs.c: Change "lib call" to "libcall" throughout.
6693 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6694 HAVE_conditional_trap, emit_cmp_insn): Delete.
6695 (can_compare_p): Delete cmp_optab case.
6696 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6697 Accept other parameters by value.
6698 (prepare_operand): Make non-static.
6699 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6700 other parameters by value. Try to widen operands here based on
6701 an optab_methods argument and looking at cbranch_optab.
6702 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6703 loop. Use cbranch_optab directly.
6704 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6705 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6707 (emit_conditional_move, emit_conditional_add): Inline what's needed
6708 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6709 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6710 with COMPARE. Move cmov_optab and cstore_optab above
6711 with cbranch_optab, move cmp_optab down with ucmp_optab,
6712 remove tst_otpab. Do not initialize trap_rtx.
6713 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6714 for trap code. Do not check HAVE_conditional_trap. Use
6715 prepare_cmp_insn. Accept no predicate for operand 3.
6716 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6717 (OTI_ctrap, ctrap_optab): New.
6718 (tst_optab): Delete.
6719 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6720 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6721 with lookup of ctrap_optab.
6722 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6726 * combine.c (combine_simplify_rtx, simplify_set): Do not
6727 special case comparing against zero for cc0 machines.
6728 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6729 COMPARE on cc0 machines.
6730 (simplify_relational_operation): Return a new expression when
6731 a COMPARE could be removed.
6732 * final.c (final_scan_insn): Compare cc_status values
6733 against LHS of a (compare FOO (const_int 0)) cc0 source.
6734 Also check if cc_status.value is the full compare.
6736 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6737 (cstoreMM4): Document.
6738 (conditional_trap): Document ctrapMM4 instead.
6739 (sync_compare_and_swapMM): Refer to cbranchcc4.
6740 (Dependent Patterns): Eliminate obsolete information referring to
6741 the old jump optimization phase.
6742 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6743 of compares with 0 on cc0 machines.
6744 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6745 avoiding references to cc0. Remove text about storing operands
6747 * doc/tm.texi (Condition Codes): Include blurb on different
6748 condition code representations, separate into subsections for
6749 CC0, MODE_CC and conditional execution.
6751 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6752 alpha_emit_setcc): Accept operands and a machine mode.
6753 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6754 Get code/op0/op1 from operands, use machine mode argument
6755 instead of alpha_compare.fp_p. Emit the branch here.
6756 (alpha_emit_setcc): Likewise, and return boolean.
6757 (alpha_emit_conditional_move): Likewise. Assert that
6758 cmp_op_mode == cmp_mode, and simplify accordingly.
6759 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6760 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6761 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6763 (stack probe test): Use cbranchdi4.
6764 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6766 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6767 * config/arc/arc.h (movsicc, movsfcc): Use it.
6768 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6769 (cbranchsi4, cstoresi4): New.
6770 (cmpsi, bCC and sCC expanders): Remove.
6772 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6773 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6774 * config/arm/predicates.md (arm_comparison_operator): Only include
6775 floating-point operators if there is a hardware floating-point unit.
6776 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6777 deferring to cbranch_cc and cstore_cc respectively.
6778 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6779 cbranch_cc, cstore_cc): New.
6780 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6782 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6784 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6785 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6787 (adjust_insn_length): Adjust calls.
6788 (avr_reorg): Handle (compare (foo) (const_int 0)).
6789 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6790 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6791 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6792 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6794 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6795 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6797 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6798 (cbranchsi4, cstorebi4, cstoresi4): New.
6799 (movbisi): This insn is duplicate, split it to zero_extend.
6800 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6801 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6802 (bfin_optimize_loop): Use cbranch expander.
6803 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6804 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6805 (bfin_bimode_comparison_operator): ... this.
6806 (bfin_direct_comparison_operator): New.
6808 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6809 inside (compare FOO (const_int 0)).
6810 (cris_rtx_costs): Handle ZERO_EXTRACT.
6811 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6812 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6813 (*tstdi_v32): Delete.
6814 (*cmpdi_non_v32): Add M alternative for operand 1.
6815 (cmpsi, cmp<mode>): Make private.
6816 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6818 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6820 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6821 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6822 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6823 (cc_reg_operand): New.
6825 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6826 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6827 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6828 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6829 crx_expand_scond): Delete.
6831 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6833 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6834 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6836 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6837 cstoresi4, cstoresf4, cstoredf4): New.
6838 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6839 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6840 Receive the entire operands array.
6841 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6842 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6843 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6844 Get test/op0/op1 from the operands array.
6845 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6847 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6848 (h8300_expand_store): New.
6849 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6851 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6852 (h8300_expand_store): New.
6853 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6854 or do not try to produce (set (cc0) REG).
6855 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6856 change a compare into a move to a scratch register. Disable some
6857 peepholes when comparing with zero.
6858 (tstsi, tsthi, tstsi, cmpqi): Make private.
6861 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6864 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6865 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6866 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6867 (ix86_emit_i387_log1p): Use cbranchxf2.
6868 (ix86_expand_setcc): Return void.
6869 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6870 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6871 cmp<MODEF>, cmpcc): Remove.
6872 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6873 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6874 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6875 (sCC and bCC expanders): Remove.
6876 (stack_protect_test): Use cbranchcc4.
6878 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6880 (ia64_expand_compare): Accept three rtx by reference and return void.
6881 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6882 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6883 from *expr. Update *expr with the BImode comparison to do.
6884 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6885 cmptf, bCC, sCC, conditional_trap): Delete.
6886 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6887 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6888 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6889 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6890 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6892 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6893 type of last argument.
6894 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6895 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6896 use machine mode argument instead of branch_type. Remove dead
6897 code for floating-point comparisons.
6898 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6899 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6901 (cbranchsi4, cstoresi4): New.
6902 * config/iq2000/predicates.md (reg_or_const_operand): New.
6904 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6905 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6906 (b<code>_op): Rewrite to...
6907 (bcc_op): ... this, using match_operator.
6908 (s<code>_op): Rewrite to...
6909 (scc_op): ... this, using match_operator.
6910 (s<code>_24_op): Rewrite to...
6911 (scc_op_24): ... this, using match_operator.
6912 (s<code>_<mode>): Rewrite to...
6913 (cstore<mode>4): ... this, using match_operator.
6914 (s<code>_<mode>_24): Rewrite to...
6915 (cstore<mode>4_24): ... this, using match_operator.
6916 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6917 m32c_unpend_compare, m32c_expand_scc): Delete.
6918 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6919 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6920 (m32c_expand_movcc): Change NE to EQ if necessary.
6921 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6923 * config/m32r/m32r-protos.h (gen_cond_store): New.
6924 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6925 (gen_cond_store): New, from sCC patterns.
6926 (m32r_expand_block_move): Use cbranchsi4.
6927 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6928 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6929 (cbranchsi4, cstoresi4): New.
6931 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6933 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6934 (m68hc11_notice_update_cc): Look into a compare with 0.
6935 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6937 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6938 cmphi, cmpqi, bCC): Delete.
6939 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6940 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6941 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6944 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6945 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6946 * config/m68k/constraints.md (H): New.
6947 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6948 the define_insn below.
6949 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6950 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6951 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6952 patterns): Wrap RHS with COMPARE.
6953 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6954 (*cmpdi_internal): Name this pattern.
6955 (cmpdi): Change to define_insn.
6956 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6957 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6958 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6960 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6961 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6962 (conditional_trap): Change to...
6963 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6964 (*conditional_trap): Use the ordered_comparison_operator and
6965 const1_operand predicates.
6966 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6967 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6968 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6969 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6971 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6972 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6973 (mcore_gen_compare): New.
6974 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6975 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6976 (mcore_gen_compare): ... this.
6977 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6978 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6979 (stack probe pattern): Use cbranchsi4.
6981 * config/mips/predicates.md (mips_cstore_operator): New.
6982 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6983 * config/mips/mips.md (any_cond): Delete.
6984 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6986 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6987 fixuns_truncsfdi2): Use cbranch patterns.
6988 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6989 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6990 Adjust call to mips_expand_conditional_branch.
6991 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6993 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6994 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6995 * config/mips/mips.c (cmp_operands): Delete.
6996 (mips_emit_compare): Get comparison operands from *op0/*op1.
6997 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6998 that it succeeds. Use op0/op1 instead of cmp_operands.
6999 (mips_expand_conditional_branch, mips_expand_conditional_move,
7000 mips_expand_conditional_trap): Likewise.
7001 (mips_block_move_loop): Use cbranch patterns.
7002 * config/mips/mips.h (cmp_operands): Delete.
7004 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7005 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7006 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7007 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7008 (*cmpcc_folded): Rename to...
7009 (*cmpdi_folded): this.
7010 (*cmpcc): Rename to...
7012 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7015 (cbranchdf4): New. Handle invalid comparisons here.
7016 * config/mmix/predicates.md (float_comparison_operator): New.
7018 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7019 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7020 * config/mn10300/mn10300.md (tst): Delete.
7021 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7022 Name these patterns and wrap RHS in a compare.
7023 (*cmpsi): Make this pattern private. Include tst.
7024 (*cmpsf): Make this pattern private.
7025 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7026 (compare with zero peepholes): Likewise.
7028 (cbranchsi4, cbranchsf4): New.
7029 (casesi): Use cbranchsi4.
7031 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7032 hppa_branch_type): Delete.
7033 (return_addr_rtx): Use cbranchsi4.
7034 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7035 Emit CCFPmode comparison here.
7036 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7037 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7038 hppa_branch_type): Delete.
7039 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7040 (movsicc, movdicc): Remove references to hppa_compare_op0,
7041 hppa_compare_op1 and compare_from_rtx.
7042 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7043 (casesi): Use cbranchsi4.
7045 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7046 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7047 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7048 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7049 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7051 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7052 (*branch, *branch_inverted): New.
7054 * config/picochip/picochip.md (cbranchhi4): Use
7055 ordered_comparison_operator.
7056 (cmphi, bCC): Remove.
7058 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7059 (trap_comparison_operator): Delete.
7060 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7061 rs6000_emit_cbranch): Accept mode and operands.
7062 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7063 rs6000_compare_fp_p): Delete.
7064 (rs6000_generate_compare): Accept mode and comparison. Extract code
7065 and op0/op1 from there. Replace references to rs6000_compare_op0
7066 and rs6000_compare_op1.
7067 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7068 extract result from passed operands.
7069 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7070 extract loc from passed operands.
7071 (rs6000_emit_cmove): Likewise.
7072 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7073 rs6000_compare_fp_p): Delete.
7074 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7075 (cbranch<GPR>4, cbranch<FP>4): New.
7076 (cstore<mode>4): New. Consolidate here all choices about when to use
7077 portable or specialized sCC sequences.
7078 (stack_protect_test): Use cbranchsi4.
7079 (conditional_trap): Replace with ctrap<GPR>4.
7080 (conditional trap insn): Replace trap_comparison_operator with
7081 ordered_comparison_operator.
7083 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7084 (s390_emit_prologue): Use ctrap.
7085 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7086 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7087 New predicates replacing...
7088 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7089 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7090 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7091 (add<mode>cc): Do not use s390_compare_op0/op1.
7092 (s<code>): Change to...
7093 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7095 (cstorecc4): ... this. Handle EQ or NE equally.
7096 (*sne): Un-privatize for use in cstorecc4.
7097 (b<code>): Change to...
7098 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7099 (conditional_trap): Replace with...
7100 (ctrap<GPR>4, ctrap<FP>4): ... these.
7101 (stack_protect): Use cbranchcc4.
7103 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7104 * config/score/score-protos.h (score_gen_cmp): Delete.
7105 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7106 (score_block_move-loop): Use cbranchsi4.
7107 * config/score/score.md (cbranchsi4): New.
7108 (cmpsi, bCC): Delete.
7109 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7110 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7111 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7112 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7113 * config/score/score3.h (score3_gen_cmp): Delete.
7114 * config/score/score7.h (score7_gen_cmp): Delete.
7116 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7117 (sh_emit_scc_to_t): ... this. Return void.
7118 (from_compare): Rename to...
7119 (sh_emit_compare_and_branch): ... this.
7120 (sh_emit_compare_and_set): New.
7121 (sh_expand_t_scc): Accept operands.
7122 * config/sh/predicates.md (sh_float_comparison_operator): New.
7123 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7124 (prepare_scc_operands): Rename to...
7125 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7127 (sh_emit_cheap_store_flag): New.
7128 (sh_emit_set_t_insn): New.
7129 (from_compare): Rename to...
7130 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7131 handling of TARGET_SH2E floating point to avoid recursive call.
7132 Generate branch here.
7133 (sh_emit_compare_and_set): New.
7134 (sh_expand_t_scc): Get op0/op1 from arguments.
7135 (sh_emit_cheap_store_flag): New.
7136 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7138 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7139 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7140 (movsicc, movdicc): Do nothing when it recreated operands from
7141 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7142 prepare_scc_operands (now sh_emit_scc_to_t).
7143 (udivdi3): Use cstoresi4.
7144 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7145 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7146 (cbranchint4_media, cbranchfp4_media): New.
7147 (casesi): Use cbranchdi4.
7148 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7150 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7151 (movnegt): Remove second operand.
7152 (cbranchsf4, cbranchdf4): New.
7153 (stack_protect): Use cbranchdi4/cbranchsi4.
7155 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7156 (gen_compare_reg): Accept comparison, extract part of it to...
7157 (gen_compare_reg_1): ... this.
7158 (gen_compare_operator): Delete.
7159 (gen_v9_scc): Accept separate destination, comparison code and arms.
7160 Do not use sparc_compare_op0/sparc_compare_op1.
7161 (emit_scc_insn, emit_conditional_branch_insn): New.
7162 (emit_v9_brxx): Make static. Remove useless assertion.
7163 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7165 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7166 * config/sparc/sparc-protos.h (gen_compare_reg,
7167 sparc_emit_float_lib_cmp): Adjust prototype.
7168 (emit_scc_insn, emit_conditional_branch_insn): New.
7169 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7170 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7171 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7172 iterators to the top.
7173 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7174 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7175 snedi_special_trunc): Delete.
7176 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7177 and snedi_special_trunc.
7178 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7179 cbranchdi4, cbranch<F:mode>4): New.
7180 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7181 here. Use gen_compare_reg instead of gen_compare_operator.
7182 (conditional_trap): Replace with...
7183 (ctrapsi4, ctrapdi4): ... this.
7184 (stack_protect_test): Use cbranchcc4.
7186 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7188 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7189 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7190 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7191 from operands[0] or operands[3] depending on is_set.
7192 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7193 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7194 cmpdf, bCC), sCC: Remove.
7195 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7196 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7198 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7199 spu_emit_branch_or_set.
7201 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7203 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7204 xstormy16_compare_op1): Delete.
7205 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7206 xstormy16_compare_op1): Delete.
7207 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7209 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7210 (cmphi, cmpsi, bCC): Remove.
7212 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7213 (*cmpsi): ... this one.
7214 (cbranchsi4, cstoresi4): New.
7215 (bCC expanders): Delete.
7216 (sCC insns): Fold into...
7217 (*setcc): ... this one.
7218 (casesi): Do not use gen_cmpsi and gen_bgtu.
7219 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7220 (movsicc): Simplify.
7221 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7223 * config/vax/vax-protos.h (cond_name): New.
7224 (vax_output_conditional_branch): Remove.
7225 * config/vax/vax.c (cond_name): New.
7226 (vax_output_conditional_branch): Remove.
7227 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7228 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7229 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7230 (bit<VAXint>): Wrap source with (compare).
7231 (b<code> and following unnamed pattern): Rename to *branch and
7232 *branch_reversed. Change macroization to match_operator.
7233 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7235 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7236 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7237 Change last argument to machine_mode.
7238 (xtensa_expand_scc): Add machine_mode argument.
7239 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7240 (gen_conditional_move, xtensa_expand_conditional_branch,
7241 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7242 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7243 Adjust operand numbers.
7244 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7246 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7247 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7248 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7250 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7252 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7253 causes spurious differences between trunk and cond-optab branch.
7255 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7258 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7260 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7262 * tree.c (iterative_hash_pointer): Delete.
7263 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7264 Hash UIDs and versions of SSA names. Don't special-case built-in
7265 function declarations.
7267 2009-05-11 Ian Lance Taylor <iant@google.com>
7270 * graphite.c: Force -Wc++-compat to only be a warning before
7271 #including "cloog/cloog.h".
7273 2009-05-11 Martin Jambor <mjambor@suse.cz>
7275 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7277 2009-05-11 Jan Hubicka <jh@suse.cz>
7279 * tree-ssa-loop-ivcanon.c: Include target.h
7280 (struct loop_size): new structure.
7281 (constant_after_peeling): New predicate.
7282 (tree_estimate_loop_size): New function.
7283 (estimated_unrolled_size): Rewrite for new estimates.
7284 (try_unroll_loop_completely): Use new estimates.
7285 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7287 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7289 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7290 libcpp interface change.
7291 (spu_macro_to_expand): Likewise.
7293 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7295 PR tree-optimization/40026
7296 * gimplify.c (gimplify_init_constructor): Change initial conditional
7297 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7298 optimize_compound_literals_in_ctor.
7300 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7302 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7304 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7306 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7308 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7309 HOST_WIDE_INT for gap.
7311 2009-05-11 Ira Rosen <irar@il.ibm.com>
7313 PR tree-optimization/40074
7314 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7315 account in group size and step comparison.
7317 2009-05-11 Richard Guenther <rguenther@suse.de>
7319 * passes.c (init_optimization_passes): Strip now incorrect comment.
7320 (execute_function_todo): Do not set PROP_alias.
7321 * tree-pass.h (PROP_alias): Remove.
7322 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7323 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7324 * tree-nrv.c (pass_return_slot): Likewise.
7325 * tree-object-size.c (pass_object_sizes): Likewise.
7326 * tree-ssa-dom.c (pass_dominator): Likewise.
7327 (pass_phi_only_cprop): Likewise.
7328 * tree-ssa-dse.c (pass_dse): Likewise.
7329 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7330 (pass_cselim): Likewise.
7331 * tree-ssa-pre.c (pass_pre): Likewise.
7332 (pass_fre): Likewise.
7333 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7334 * tree-ssa-sink.c (pass_sink_code): Likewise.
7335 * tree-stdarg.c (pass_stdarg): Likewise.
7336 * tree-tailcall.c (pass_tail_calls): Likewise.
7337 * tree-vrp.c (pass_vrp): Likewise.
7339 2009-05-10 Ian Lance Taylor <iant@google.com>
7341 * basic-block.h (enum profile_status): Break out of struct
7343 * cgraph.h (struct inline_summary): Break out of struct
7345 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7346 of struct cgraph_order_sort.
7347 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7348 * cse.c (struct branch_path): Break out of struct
7349 cse_basic_block_data.
7350 * except.h (enum eh_region_type): Break out of struct eh_region.
7351 * gcc.c (enum add_del): Break out of struct modify_target.
7352 * genrecog.c (enum decision_type): Break out of struct decision_test.
7353 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7355 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7356 * regmove.c (enum match_use): New enum, broken out of struct match.
7357 * sched-int.h (enum post_call_group): New enum, broken out of
7359 (struct deps_reg): Break out of struct deps.
7360 * target.h (struct asm_int_op): Break out of struct gcc_target.
7361 * tree-eh.c (struct goto_queue_node): Break out of struct
7363 * tree-inline.h (enum copy_body_cge_which): Break out of
7365 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7367 * c-decl.c (in_struct, struct_types): New static variables.
7368 (pushtag): Add loc parameter. Change all callers.
7369 (lookup_tag): Add ploc parameter. Change all callers.
7370 (check_compound_literal_type): New function.
7371 (parser_xref_tag): Add loc parameter. Change all callers. If
7372 -Wc++-compat, warn about struct/union/enum types defined within a
7374 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7375 and loc parameters. Change all callers. Change error calls to
7376 error_at, using loc. For a redefinition, if the location of the
7377 original definition is known, report it. Set in_struct and
7378 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7379 (finish_struct): Add new parameters enclosing_in_struct and
7380 enclosing_struct_types. Change all callers. Set
7381 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7382 in the struct. If in a struct, add this struct to struct_types.
7383 (start_enum): Add loc parameter. Change all callers. Use
7384 error_at for errors, using loc. For a redefinition, if the
7385 location of the original definition is known, report it. If in a
7386 struct, add this enum type to struct_types. If -Wc++-compat warn
7387 if in sizeof, typeof, or alignof.
7388 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7389 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7390 (c_parser_enum_specifier): Get enum location for start_enum.
7391 (c_parser_struct_or_union_specifier): Get struct location for
7392 start_struct. Save in_struct and struct_types status between
7393 start_struct and finish_struct.
7394 (c_parser_cast_expression): Get location of cast.
7395 (c_parser_alignof_expression): Get location of type.
7396 (c_parser_postfix_expression): Likewise.
7397 (c_parser_postfix_expression_after_paren_type): Add type_loc
7398 parameter. Change all callers. Call check_compound_literal_type.
7399 Use type_loc for error about variable size type.
7400 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7401 of an enum constant from an enum type defined in a struct or union.
7402 (c_cast_expr): Add loc parameter. Change all callers. If
7403 -Wc++-compat, warn about defining a type in a cast.
7404 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7405 (start_enum, start_struct, finish_struct): Update declarations.
7406 (parser_xref_tag, c_cast_expr): Update declarations.
7407 (check_compound_literal_type): Declare.
7409 2009-05-11 Ben Elliston <bje@au.ibm.com>
7411 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7412 for recent libcpp interface change.
7413 (rs6000_macro_to_expand): Likewise.
7415 2009-05-10 Michael Matz <matz@suse.de>
7418 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7419 not at entry of function.
7421 2009-05-10 Richard Guenther <rguenther@suse.de>
7423 PR tree-optimization/40081
7425 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7426 using the main variant of the element type. Do not fiddle with
7427 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7429 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7430 structs with volatile fields.
7432 2009-05-10 Jan Hubicka <jh@suse.cz>
7434 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7435 (estimate_move_cost): Assert that it does not get called for
7437 (estimate_num_insns): Skip VOID types in argument handling.
7438 (optimize_inline_calls): Delete unreachable blocks and verify that
7441 2009-05-10 Jan Hubicka <jh@suse.cz>
7443 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7444 * cgraph.c (cgraph_mark_address_taken_node): New function.
7445 (dump_cgraph_node): Dump new flag.
7446 * cgraph.h (struct cgraph_node): Add address_taken.
7447 (cgraph_mark_address_taken_node): New function.
7448 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7449 since new direct calls can be born.
7451 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7453 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7456 2009-05-10 Jan Hubicka <jh@suse.cz>
7459 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7461 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7462 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7463 * tree-inline.c (copy_bb): Set frequency correctly.
7464 (fold_marked_statements): Update call to
7465 cgraph_update_edges_for_call_stmt.
7467 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7469 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7470 identifiers in diagnostics.
7471 * config/arm/arm.c (arm_handle_fndecl_attribute,
7472 arm_handle_isr_attribute): Likewise.
7473 * config/avr/avr.c (avr_handle_progmem_attribute,
7474 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7475 * config/bfin/bfin.c (handle_int_attribute,
7476 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7477 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7478 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7480 * config/darwin.c (darwin_handle_kext_attribute,
7481 darwin_handle_weak_import_attribute): Likewise.
7482 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7483 h8300_handle_eightbit_data_attribute,
7484 h8300_handle_tiny_data_attribute): Likewise.
7485 * config/i386/i386.c (ix86_handle_cconv_attribute,
7486 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7487 * config/i386/winnt.c (ix86_handle_shared_attribute,
7488 ix86_handle_selectany_attribute): Likewise.
7489 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7490 * config/m32c/m32c.c (function_vector_handler): Likewise.
7491 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7492 m68hc11_handle_fntype_attribute): Likewise.
7493 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7494 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7495 * config/mips/mips.c (mips_insert_attributes,
7496 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7497 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7498 rs6000_handle_struct_attribute): Likewise.
7499 * config/sh/sh.c (sh_insert_attributes,
7500 sh_handle_resbank_handler_attribute,
7501 sh_handle_interrupt_handler_attribute,
7502 sh2a_handle_function_vector_handler_attribute,
7503 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7505 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7506 * config/spu/spu.c (spu_handle_fndecl_attribute,
7507 spu_handle_vector_attribute): Likewise.
7508 * config/stormy16/stormy16.c
7509 (xstormy16_handle_interrupt_attribute): Likewise.
7510 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7511 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7513 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7515 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7516 (pp_translate_identifiers): New.
7517 (pp_identifier): Only conditionally translate identifier to locale
7519 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7520 (pp_base_tree_identifier): Only conditionally translate identifier
7521 to locale character set.
7522 * c-pretty-print.c (M_): Define.
7523 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7524 fragments for conditional translation with M_.
7525 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7526 identifier translation.
7528 2009-05-10 Richard Guenther <rguenther@suse.de>
7530 PR tree-optimization/40081
7531 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7532 using the main variant of the element type. Do not fiddle with
7533 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7535 2009-05-09 Jan Hubicka <jh@suse.cz>
7538 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7539 indirect calls; verify cgraph afterwards.
7541 2009-05-09 Jan Hubicka <jh@suse.cz>
7544 * ipa.c (update_inlined_to_pointer): New function.
7545 (cgraph_remove_unreachable_nodes): Use it.
7547 2009-05-09 Jan Hubicka <jh@suse.cz>
7549 * tree-eh.c (struct leh_state): Remove prev_try.
7550 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7552 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7553 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7554 remove_eh_handler_and_replace, foreach_reachable_handler,
7555 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7556 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7557 (gen_eh_region_cleanup): Update prototype.
7559 2009-05-09 Jan Hubicka <jh@suse.cz>
7562 * except.c (copy_eh_region): Always set prev_try.
7563 (redirect_eh_edge_to_label): Find outer try.
7564 (foreach_reachable_handler): When looking for prev try
7565 handle case where previous try is not going to be taken.
7567 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7569 PR tree-optimization/40049
7570 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7571 only vector/vector shifts, convert the type of the constant to the
7572 appropriate type to avoid building incorrect trees, which
7573 eventually have problems with garbage collection.
7575 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7577 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7578 -1 for complex floating-point types if honoring signed zeros.
7580 2009-05-08 Jan Hubicka <jh@suse.cz>
7582 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7583 argument; handle correctly when profile is absent.
7584 (build_cgraph_edges): Update.
7585 (rebuild_cgraph_edges): Update.
7586 * cgraph.c: Do not include varray.h.
7587 (cgraph_set_call_stmt_including_clones): New function.
7588 (cgraph_create_edge_including_clones): Likewise
7589 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7590 (cgraph_update_edges_for_call_stmt): Handle clones.
7591 (cgraph_remove_node): Handle clone tree.
7592 (cgraph_remove_node_and_inline_clones): New function.
7593 (dump_cgraph_node): Dump clone tree.
7594 (cgraph_clone_node): Handle clone tree.
7595 (clone_function_name): Bring here from tree-inline.c.
7596 (cgraph_create_virtual_clone): New function.
7597 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7598 (cgraph_clone_info): New function.
7599 (strut cgraph_node): Add clone_info and new clone tree pointers.
7600 (cgraph_remove_node_and_inline_clones,
7601 cgraph_set_call_stmt_including_clones,
7602 cgraph_create_edge_including_clones,
7603 cgraph_create_virtual_clone): Declare.
7604 (cgraph_function_versioning): Use VEC argument.
7605 (compute_call_stmt_bb_frequency): Update prototype.
7606 (cgraph_materialize_all_clones): New function.
7607 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7608 (ipcp_create_replace_map): Update to VECtors.
7609 (ipcp_update_callgraph): Use virtual clones.
7610 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7611 (ipcp_update_profiling): Do not update local profiling.
7612 (ipcp_insert_stage): Use VECtors and virtual clones.
7613 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7614 (clone_of_p): New function.
7615 (cgraph_preserve_function_body_p): Use clone tree.
7616 (cgraph_optimize): Materialize clones.
7617 (cgraph_function_versioning): Update for VECtors.
7618 (save_inline_function_body): Use clone tree.
7619 (cgraph_materialize_clone): New function.
7620 (cgraph_materialize_all_clones): Likewise.
7621 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7622 * ipa.c: Include gimple.h.
7623 (cgraph_remove_unreachable_nodes): Use clone tree.
7624 * ipa-prop.c (ipa_note_param_call): Update call to
7625 compute_call_stmt_bb_frequencycall.
7626 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7627 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7628 (copy_bb): Handle updating of clone tree; add new edge when new call
7630 (expand_call_inline): Be strict about every call having edge.
7631 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7632 (delete_unreachable_blocks_update_callgraph): New function.
7633 (tree_function_versioning): Use VECtors; always remove unreachable
7634 blocks and fold conditionals.
7635 * tree-inline.h: Do not include varray.h.
7636 (tree_function_versioning): Remove.
7637 * Makefile.in (GTFILES): Remove tree-inline.c
7638 * passes.c (do_per_function): Do only functions having body.
7639 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7642 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7643 Andrew Morrow <acm@google.com>
7646 * c-common.c (c_common_attribute_table): Permit deprecated
7647 attribute to take an optional argument.
7648 (handle_deprecated_attribute): If the optional argument to
7649 __attribute__((deprecated)) is not a string ignore the attribute
7652 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7653 * c-typeck.c (build_component_ref): Likewise.
7654 (build_external_ref): Likewise.
7656 * toplev.c (warn_deprecated_use): Add an attribute argument.
7657 Emit the message associated with __attribute__((deprecated)).
7659 * toplev.h (warn_deprecated_use): Updated.
7661 * doc/extend.texi: Document new optional parameter to
7662 __attribute__((deprecated))
7664 2009-05-08 Michael Eager <eager@eagercon.com>
7666 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7667 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7669 2009-05-08 Richard Guenther <rguenther@suse.de>
7671 PR tree-optimization/40062
7672 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7673 Avoid exponential behavior.
7675 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7677 PR rtl-optimization/33928
7679 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7680 process_uses, build_single_def_use_links): New.
7681 (update_df): Update use_def_ref.
7682 (forward_propagate_into): Use get_def_for_use instead of use-def
7684 (fwprop_init): Call build_single_def_use_links and let it initialize
7686 (fwprop_done): Free use_def_ref.
7687 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7688 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7689 df_rd_simulate_one_insn): New.
7690 (df_rd_bb_local_compute_process_def): Update head comment.
7691 (df_chain_create_bb): Use the new RD simulation functions.
7692 * df.h (df_rd_simulate_artificial_defs_at_top,
7693 df_rd_simulate_one_insn): New.
7694 * opts.c (decode_options): Enable fwprop at -O1.
7695 * doc/invoke.texi (-fforward-propagate): Document this.
7697 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7700 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7701 and one complex operand specially.
7702 * tree-complex.c (some_nonzerop): Do not identify a real value as
7703 zero if flag_signed_zeros.
7705 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7707 PR rtl-optimization/33928
7708 * loop-invariant.c (record_use): Fix && vs. || mishap.
7710 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7712 PR rtl-optimization/33928
7713 * loop-invariant.c (struct use): Add addr_use_p.
7714 (struct def): Add n_addr_uses.
7715 (struct invariant): Add cheap_address.
7716 (create_new_invariant): Set cheap_address.
7717 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7718 (record_uses): Pass df_ref to record_use.
7719 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7722 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7724 * config/sh/sh.c: Do not include c-pragma.h.
7726 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7728 * config/spu/spu.c: Remove include of c-common.h.
7730 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7733 * c-common.h (mark_valid_location_for_stdc_pragma,
7734 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7735 clear_float_const_decimal64, float_const_decimal64_p): New.
7736 * c.opt (Wunsuffixed-float-constants): New.
7737 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7738 unsuffixed float constant, handle new warning.
7739 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7740 * c-decl.c (c_scope): New flag float_const_decimal64.
7741 (set_float_const_decimal64, clear_float_const_decimal64,
7742 float_const_decimal64_p): New.
7743 (push_scope): Set new flag.
7744 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7745 to use STDC pragmas.
7746 (c_parser_external_declaration): Ditto.
7747 (c_parser_compound_statement_nostart): Ditto.
7748 * c-pragma.c (valid_location_for_stdc_pragma,
7749 mark_valid_location_for_stdc_pragma,
7750 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7751 handle_pragma_float_const_decimal64): New.
7752 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7753 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7754 set_float_const_decimal64, clear_float_const_decimal64,
7755 float_const_decimal64_p): New dummy functions.
7756 * doc/extend.texi (Decimal Float): Remove statement that the
7757 pragma, and suffix for double constants, are not supported.
7758 * doc/invoke.texi (Warning Options): List new option.
7759 (-Wunsuffixed-float-constants): New.
7761 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7763 * config/i386/i386.c: Do not include c-common.h.
7765 2009-05-07 Mark Heffernan <meheff@google.com>
7767 * doc/invoke.texi (Debugging Options): Document change of debugging
7769 * opts.c (decode_options): Make dump_base_name relative to
7770 aux_base_name directory.
7772 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7774 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7775 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7777 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7779 * Makefile.in (install-plugin): Simplify a bit.
7781 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7783 * Makefile.in (OBJS-common): Add regcprop.o.
7785 * timevar.def (TV_CPROP_REGISTERS): New.
7786 * regrename.c (regrename_optimize): Return 0.
7787 (rest_of_handle_regrename): Delete.
7788 (pass_rename_registers): Point to regrename_optimize.
7789 (struct value_data_entry, struct value_data,
7790 kill_value_one_regno, kill_value_regno, kill_value,
7791 set_value_regno, init_value_data, kill_clobbered_value,
7792 kill_set_value, kill_autoinc_value, copy_value,
7793 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7794 replace_oldest_value_reg, replace_oldest_value_addr,
7795 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7796 debug_value_data, validate_value_data): Move...
7797 * regcprop.c: ... here.
7798 (rest_of_handle_cprop): Delete.
7799 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7801 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7804 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7805 GEN_INT for 1 << bitnum.
7806 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7809 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7811 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7812 Remove wrong description of "nand" operation.
7814 2009-05-06 Richard Guenther <rguenther@suse.de>
7815 Adam Nemet <anemet@caviumnetworks.com>
7817 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7818 comment. Add that if LHS is not a gimple register, then RHS1 has
7819 to be a single object (GIMPLE_SINGLE_RHS).
7821 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7823 * expr.c (get_def_for_expr): Move it up in the file.
7824 (store_field): When expanding a bit-field store, look at the
7825 defining gimple stmt for the masking conversion.
7827 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7830 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7831 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7832 32-bit memcpy into long.
7834 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7836 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7837 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7839 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7840 instead of appending DW_OP_deref*.
7842 2009-05-06 Michael Matz <matz@suse.de>
7845 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7846 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7848 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7850 * Makefile.in (install-plugin): Fix srcdir handling.
7852 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7854 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7855 when processing for not_regs_needed bitmap.
7856 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7857 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7858 handling it for rhs.
7860 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7862 * config/i386/i386.md (unnamed inc/dec peephole): Use
7863 optimize_insn_for_size_p instead of optimize_size.
7864 * config/i386/predicates.md (incdec_operand): Likewise.
7865 (aligned_operand): Likewise.
7866 * config/i386/sse.md (divv8sf3): Likewise.
7867 (sqrtv8sf2): Likewise.
7869 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7871 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7873 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7875 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7877 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7878 ssemodesuffixf2c with avxmodesuffixf2c.
7880 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7883 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7885 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7887 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7888 (struct tree_base): Adjust spacing for 8 bit boundaries.
7889 (struct tree_decl_common): Add decl_by_reference_flag bit.
7890 (DECL_BY_REFERENCE): Adjust.
7891 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7892 print DECL_BY_REFERENCE bit.
7893 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7894 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7895 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7896 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7900 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7901 range of the type, but default label is missing, add it with one
7902 of the existing labels instead of adding a new label for it.
7904 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7908 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7910 * Makefile.in (enable_plugin, plugin_includedir): New.
7911 (install): Depend on install-plugin.
7912 (PLUGIN_HEADERS): New.
7913 (install-plugin): New.
7914 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7916 2009-05-05 Richard Guenther <rguenther@suse.de>
7918 PR tree-optimization/40022
7919 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7921 (phivn_valid_p): Fix tuplification error, simplify.
7922 (phiprop_insert_phi): Add dumps.
7923 (propagate_with_phi): Simplify.
7925 2009-05-05 Richard Guenther <rguenther@suse.de>
7928 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7930 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7932 * tree.h (strip_float_extensions): Remove duplicate declaration.
7933 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7934 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7935 block_ultimate_origin): Rearrange the declarations line to match the
7936 comment that indicates the .c file which the functions are defined.
7937 (dwarf2out_*, set_decl_rtl): Add comment.
7938 (get_base_address): Adjust comment.
7939 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7940 declarations line and add comment.
7941 (is_builtin_name): Add blank after function name, for clarity.
7943 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7945 * attribs.c (decl_attributes): Use %qE for identifiers in
7947 * cgraphunit.c (verify_cgraph_node): Translate function names to
7948 locale character set in diagnostics.
7949 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7951 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7952 Document that functions are named in UTF-8.
7953 * expr.c (expand_expr_real_1): Translate function names to locale
7954 character set in diagnostics.
7955 * gimplify.c (omp_notice_variable, omp_is_private,
7956 gimplify_scan_omp_clauses): Use %qE for identifiers in
7958 * langhooks.c (lhd_print_error_function): Translate function names
7959 to locale character set.
7960 * langhooks.h (decl_printable_name): Document that return value is
7961 in internal character set.
7962 * stmt.c: Include pretty-print.h
7963 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7965 (resolve_operand_name_1): Translate named operand name to locale
7967 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7969 * toplev.c (announce_function): Translate function names to locale
7971 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7972 (default_tree_printer): Use pp_identifier or translate identifiers
7973 to locale character set. Mark "<anonymous>" for translation.
7974 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7975 for identifiers in diagnostics.
7976 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7978 * varasm.c (output_constructor): Use %qE for identifiers in
7981 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7983 * configure.ac: use ` ` instead of $()
7984 * configure: Regenerate.
7986 2009-05-05 Ben Elliston <bje@au.ibm.com>
7988 * config/pa/linux-atomic.c: Eliminate conditional include of
7989 errno.h on non-LP64 systems to simplify build requirements.
7991 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7993 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7995 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7996 and pass value to identifier_to_locale.
7997 (warn_variable_length_array): Make name a tree.
7998 (grokdeclarator): Separate diagnostic texts for named and unnamed
7999 declarators. Use %qE for named declarators.
8000 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8002 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8003 identifiers in diagnostics.
8004 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8005 identifier_to_locale. Mark "anonymous" strings for translation.
8007 2009-05-04 Michael Eager <eager@eagercon.com>
8009 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8010 address for DImode/DFmode only if double-precision FP regs.
8012 2009-05-04 Michael Eager <eager@eagercon.com>
8014 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8015 TARGET_SINGLE_FLOAT check.
8017 2009-05-04 Michael Eager <eager@eagercon.com>
8019 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8021 2009-05-04 Michael Eager <eager@eagercon.com>
8023 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8024 * config/rs6000/t-xilinx: New
8026 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8028 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8029 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8030 * gcc/explow.c (memory_address): Use target hook.
8031 * gcc/targhooks.c (default_legitimize_address): New.
8032 * gcc/targhooks.h (default_legitimize_address): New.
8033 * gcc/target.h (legitimize_address): New.
8034 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8035 (TARGET_INITIALIZER): Include it.
8036 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8038 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8039 * config/bfin/bfin.c (legitimize_address): Remove.
8040 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8041 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8043 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8044 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8046 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8047 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8048 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8049 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8050 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8051 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8052 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8053 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8054 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8055 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8056 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8057 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8058 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8059 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8060 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8061 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8062 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8063 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8064 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8065 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8066 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8067 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8068 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8070 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8071 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8072 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8073 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8074 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8075 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8076 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8077 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8078 (thumb_legitimize_address): Delete.
8079 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8080 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8081 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8082 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8083 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8084 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8086 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8089 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8090 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8091 * config/m32r/m32r.c (m32r_legitimize_address): New.
8092 * config/m68k/m68k.c (m68k_legitimize_address): New.
8093 * config/score/score.c (score_legitimize_address): Standardize.
8094 * config/score/score3.c (score3_legitimize_address): Standardize.
8095 * config/score/score3.h (score3_legitimize_address): Adjust.
8096 * config/score/score7.c (score7_legitimize_address): Standardize.
8097 * config/score/score7.h (score7_legitimize_address): Adjust.
8098 * config/sh/sh.c (sh_legitimize_address): New.
8099 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8101 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8102 (s390_legitimize_address): ... this.
8103 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8104 (sparc_legitimize_address): ... this.
8105 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8106 (ix86_legitimize_address): ... this.
8107 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8108 (avr_legitimize_address): ... this.
8109 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8110 (mn10300_legitimize_address): ... this.
8111 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8112 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8113 (alpha_expand_mov): Adjust call.
8115 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8116 * config/spu/spu.c (spu_legitimize_address): Likewise.
8117 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8118 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8120 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8122 * intl.c (locale_encoding, locale_utf8): New.
8123 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8124 * intl.h (locale_encoding, locale_utf8): Declare.
8125 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8126 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8128 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8130 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8131 (pp_base_tree_identifier): Declare as function.
8132 (identifier_to_locale): Declare.
8133 * Makefile.in (pretty-print.o): Update dependencies.
8134 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8136 2009-05-04 Richard Guenther <rguenther@suse.de>
8139 * builtins.c (fold_builtin_memory_op): Do not decay to element
8140 type if the size matches the whole array.
8142 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8144 * expmed.c (synth_mult): When trying out a shift, pass the result
8147 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8149 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8150 (shiftsub1_cost): New.
8151 (init_expmed): Compute shiftsub1_cost.
8152 (synth_mult): Optimize multiplications by constants of the form
8153 -(2^^m-1) for some constant positive integer m.
8155 2009-05-03 Richard Guenther <rguenther@suse.de>
8158 * c-typeck.c (array_to_pointer_conversion): Do not built
8159 ADDR_EXPRs of arrays of pointer-to-element type.
8160 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8161 up wrong ADDR_EXPRs after-the-fact.
8162 * c-common.c (strict_aliasing_warning): Strip pointer
8163 conversions for obtaining the original type.
8164 * builtins.c (fold_builtin_memset): Handle array types.
8165 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8168 2009-05-03 Richard Guenther <rguenther@suse.de>
8171 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8172 Do not lose casts from array types with unknown extent to array
8173 types with known extent.
8174 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8175 alias set compatibility.
8177 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8179 * flags.h (extra_warnings): Delete.
8180 * toplev.c (process_options): Handle Wuninitialized here.
8181 * opts.c (extra_warnings): Delete.
8182 (set_Wextra): Delete.
8183 (common_handle_option): -Wextra can be handled automatically.
8184 * c-opts.c (c_common_handle_option): Delete obsolete code.
8185 (c_common_post_options): Simplify comment.
8186 * common.opt (W): Add Var.
8188 (Wuninitialized): Initialize to -1.
8190 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8191 Richard Guenther <rguenther@suse.de>
8193 * expr.c (get_def_for_expr): New function.
8194 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8195 SSA rather than trees.
8196 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8197 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8199 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8201 * c-common.c (reswords): Add _Imaginary.
8202 * c-common.c (enum rid): Add RID_IMAGINARY.
8204 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8206 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8207 Patch by Richard Guenther.
8209 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8211 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8212 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8213 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8214 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8215 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8216 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8217 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8218 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8219 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8220 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8221 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8222 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8223 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8224 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8225 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8226 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8227 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8228 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8230 2009-05-02 Richard Guenther <rguenther@suse.de>
8232 PR tree-optimization/39940
8233 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8236 2009-05-02 Richard Guenther <rguenther@suse.de>
8239 * tree-ssa.c (execute_update_addresses_taken): Properly check
8240 if we can mark a variable DECL_GIMPLE_REG_P.
8241 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8242 back to the end of the function.
8243 (is_gimple_reg_type): Remove complex type special casing.
8244 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8247 2009-05-02 Ben Elliston <bje@au.ibm.com>
8249 * doc/collect2.texi (Collect2): Document search path behaviour
8250 when configured with --with-ld.
8252 2009-05-02 Jan Hubicka <jh@suse.cz>
8254 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8255 parameter; update callers.
8256 (coalesce_cost_edge): EH edges are costier because they needs
8257 splitting even if not critical and even more costier when there are
8258 multiple EH predecestors.
8260 2009-05-02 Jan Hubicka <jh@suse.cz>
8262 * except.c (remove_eh_handler_and_replace): Handle updating after
8263 removing TRY blocks.
8265 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8267 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8269 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8271 * varasm.c: Do not include c-pragma.h.
8272 * attribs.c: Do not incude c-common.h.
8274 2009-05-01 Michael Matz <matz@suse.de>
8276 * calls.c (initialize_argument_information): Handle SSA names like
8277 decls with a non MEM_P DECL_RTL.
8279 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8281 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8282 * ipa-utils.c: Likewise.
8283 * ipa-type-escape.c: Likewise.
8284 * cgraphunit.c Do not include c-common.h.
8285 * ipa-pure-const.c: Likewise.
8286 * tree-if-conv.c: Likewise.
8287 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8288 * ipa-struct-reorg.c: Likewise.
8289 * tree-nomudflap.c: Likewise.
8290 * tree-ssa-structalias.c: Likewise.
8292 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8294 * store-motion.c: Many cleanups to make this pass a first-class
8295 citizen instead of an appendix to gcse load motion. Add TODO list
8296 to make this pass faster/cleaner/better.
8298 (struct ls_expr): Post gcse.c-split cleanups.
8299 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8300 "stores" field to "avail_stores".
8301 (pre_ldst_mems): Rename to store_motion_mems.
8302 (pre_ldst_table): Rename to store_motion_mems_table.
8303 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8304 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8305 (ldst_entry): Rename to st_expr_entry, update users.
8306 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8307 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8308 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8310 (first_ls_expr): Rename to first_st_expr, update users.
8311 (next_ls_expr): Rename to next_st_expr, update users.
8312 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8313 fields properly for store motion instead of names inherited from load
8315 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8316 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8319 (ae_kill): Rename to st_kill, update users.
8320 (ae_gen): Rename to st_avloc, update users.
8321 (transp): Rename to st_transp, update users.
8322 (pre_insert_map): Rename to st_insert_map, update users.
8323 (pre_delete_map): Rename to st_delete_map, update users.
8324 (insert_store, build_store_vectors, free_store_memory,
8325 one_store_motion_pass): Update for abovementioned changes.
8327 (gcse_subst_count, gcse_create_count): Remove.
8328 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8329 and "n_stores_created", local variables.
8331 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8334 (regvec, compute_store_table_current_insn): Remove.
8335 (reg_set_info, reg_clear_last_set): Remove.
8336 (compute_store_table): Use DF caches instead of local dataflow
8339 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8341 * c-objc-common.c (c_tree_printer): Print identifiers with
8342 pp_identifier, not pp_string. Mark "({anonymous})" for
8344 * c-pretty-print.c (pp_c_ws_string): New.
8345 (pp_c_cv_qualifier, pp_c_type_specifier,
8346 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8347 pp_c_storage_class_specifier, pp_c_function_specifier,
8348 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8349 pp_c_primary_expression, pp_c_postfix_expression,
8350 pp_c_unary_expression, pp_c_shift_expression,
8351 pp_c_relational_expression, pp_c_equality_expression,
8352 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8353 use pp_string and pp_c_ws_string in place of pp_identifier and
8354 pp_c_identifier for non-identifiers. Mark English strings for
8356 * c-pretty-print.h (pp_c_ws_string): Declare.
8358 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8359 Roland McGrath <roland@redhat.com>
8361 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8362 (ENABLE_LD_BUILDID): New configuration option.
8363 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8364 (LINK_BUILDID_SPEC): New macro.
8365 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8367 * doc/install.texi: Document --enable-linker-build-id option.
8368 * configure: Rebuild.
8369 * config.in: Rebuild.
8371 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8373 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8374 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8375 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8376 MIPS_GP_SAVE_AREA_SIZE.
8377 * config/mips/mips.c (struct mips_frame_info): Update comment
8378 before arg_pointer_offset and hard_frame_pointer_offset.
8379 (mips_compute_frame_info): Update diagram before function: to
8380 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8381 indicate the position of frame_pointer_rtx with -fstack-protector and
8382 to show args_size. Don't allocate cprestore area for leaf functions
8383 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8385 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8387 2009-04-30 Michael Matz <matz@suse.de>
8389 PR tree-optimization/39955
8390 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8392 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8394 * ira.c (setup_cover_and_important_classes): Use safe macro
8395 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8397 * genpreds.c (write_tm_preds_h): Output suitable definition of
8398 REG_CLASS_FOR_CONSTRAINT.
8400 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8402 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8404 * bitmap.c (bitmap_descriptor): Likewise.
8405 * ggc-common.c (loc_descriptor): Likewise.
8406 * varray.c (varray_descriptor): Likewise.
8407 * vec.c (vec_descriptor): Likewise.
8409 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8411 * Makefile.in (dce.o): Add $(EXCEPT_H).
8412 * dce.c: Include except.h and delete redundant vector definitions.
8413 (deletable_insn_p): Return false for non-call insns that can throw
8416 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8418 * gcse.c (ae_gen): Remove.
8419 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8420 and make non-static function to make it available in store-motion.c.
8421 Update call sites with search-and-replace.
8422 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8423 extract_mentioned_regs, extract_mentioned_regs_helper,
8424 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8425 store_killed_in_insn, store_killed_after, store_killed_before,
8426 build_store_vectors, insert_insn_start_basic_block, insert-store,
8427 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8428 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8429 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8430 * store-motion.c: ...new file. Also copy data structures from gcse.c
8431 and clean up to remove parts not used by store motion.
8432 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8433 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8435 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8438 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8439 when optimizing for size.
8441 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8443 * gcse.c (gcse_constant_p): Fix typo in last change.
8445 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8447 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8449 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8451 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8453 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8455 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8456 CONST_HIGH_PART result.
8458 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8460 * config/avr/avr.c (initial_elimination_offset): Rename to
8461 avr_initial_elimination_offset.
8462 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8463 change return type to bool.
8464 (avr_can_eliminate): New function.
8465 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8466 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8467 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8468 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8469 avr_initial_elimination_offset.
8470 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8471 (avr_initial_elimination_offset): Define.
8473 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8474 Steven Bosscher <steven@gcc.gnu.org>
8476 PR rtl-optimization/39938
8477 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8478 * cfgrtl.c: Include insn-attr.h.
8479 (rest_of_pass_free_cfg): New function.
8480 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8481 * resource.c (init_resource_info): Remove call to df_analyze.
8483 2009-04-29 Richard Guenther <rguenther@suse.de>
8486 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8487 allow conversion to signed integers.
8489 2009-04-29 Richard Guenther <rguenther@suse.de>
8491 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8492 shifts of floating point vectors if the shift amount is
8493 a constant multiple of the element size.
8495 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8496 Michael Matz <matz@suse.de>
8500 * tree-outof-ssa.c (emit_partition_copy): New function.
8501 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8502 insert_part_to_rtx_on_edge): Perform the partition base var
8503 copy using emit_partition_copy.
8504 (insert_value_copy_on_edge): Convert constants to the right mode.
8505 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8506 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8508 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8510 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8511 scan backwards to try to find a constant to initialize it.
8513 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8514 insn before the loop_end instruction, don't look past labels.
8516 2009-04-29 Richard Guenther <rguenther@suse.de>
8519 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8520 loose type conversions.
8521 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8522 stmts only if there are no uses of its definition.
8524 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8526 * config/bfin/bfin.h (splitting_loops): Declare.
8527 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8528 Reorder bit definitions to be ascending.
8529 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8530 * config/bfin/bfin.c (splitting_loops): New variable.
8531 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8532 (struct loop_info): Remove members INIT and LOOP_INIT.
8533 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8534 the LSETUP sequence. Allow LC to be loaded from any register, but
8535 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8536 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8538 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8539 of reload_completed.
8542 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8544 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8546 * Makefile.in (PLUGIN_VERSION_H): New.
8547 (OBJS-common): Remove plugin-version.o.
8548 (plugin.o): Depend on (PLUGIN_VERSION_H).
8549 (plugin-version.o): Remove.
8550 * configure: Regenerate
8551 * configure.ac: Create plugin-version.h.
8552 * gcc-plugin.h (plugin_gcc_version): Remove.
8553 (plugin_default_version_check): Change signature.
8554 * plugin-version.c: Remove.
8555 * plugin.c: Include plugin-version.h.
8556 (str_plugin_gcc_version_name): Remove.
8557 (try_init_one_plugin): Pass gcc version to plugin_init.
8558 (plugin_default_version_check): Both gcc and plugin versions are now
8561 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8563 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8564 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8565 Remove special case testing for last insn of inner loops. Don't fail
8566 if the loop ends with a jump, emit an extra nop instead.
8568 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8569 DREGS rather than comparing directly. Remove code that tries to
8570 account for latencies.
8572 2009-04-29 Richard Guenther <rguenther@suse.de>
8574 PR tree-optimization/39941
8575 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8576 eliminating an indirect call.
8578 2009-04-29 Richard Guenther <rguenther@suse.de>
8580 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8581 parameter. Allow invariants as base if !require_lvalue.
8582 (verify_gimple_assign_single): Adjust.
8584 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8586 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8587 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8588 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8589 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8590 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8592 * config/bfin/bfin.c (bfin_expand_builtin,
8593 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8595 2009-04-28 Richard Guenther <rguenther@suse.de>
8597 * tree-vect-loop.c (get_initial_def_for_induction): Use
8598 correct types for pointer increment.
8600 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8602 * toplev.c (print_version): Update GMP version string calculation.
8604 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8606 PR rtl-optimization/39938
8607 * resource.c (init_resource_info): Add call to df_analyze.
8609 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8611 * config/alpha/alpha.md (usegp): Cast the result of
8612 alpha_find_lo_sum_using_gp to enum attr_usegp.
8613 * config/alpha/alpha.c (override_options): Remove end-of-structure
8614 marker element from cpu_table. Use array size of cpu_table to handle
8615 -mcpu and -mtune options.
8616 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8618 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8620 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8621 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8622 tune_32 and tune_64.
8623 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8625 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8626 * config/rs6000/option-defaults.h: ... here. New file.
8627 (OPT_64, OPT_32): Define.
8628 (MASK_64BIT): Define to 0 if not already defined.
8629 (OPT_ARCH64, OPT_ARCH32): Define.
8630 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8633 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8635 * config/arm/arm.c (arm_override_options): Emit error on using
8638 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8640 PR rtl-optimization/39914
8641 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8642 registers for allocnos created from user-defined variables only
8643 when not optimizing.
8645 2009-04-28 Richard Guenther <rguenther@suse.de>
8648 * fold-const.c (fold_binary): Use distribute_real_division only
8651 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8653 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8654 add hpux-stdint.h to tm_file.
8655 (hppa[12]*-*-hpux11*): Ditto.
8656 (ia64*-*-hpux*): Ditto.
8657 * config/hpux-stdint.h: New.
8658 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8659 __STDC_EXT__ for all compiles.
8660 * config/pa/pa-hpux.h: Ditto.
8661 * config/pa/pa-hpux10.h: Ditto.
8662 * config/pa/pa-hpux11.h: Ditto.
8664 2009-04-28 Catherine Moore <clm@codesourcery.com>
8666 * debug.h (set_name): Add comment.
8668 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8671 * config/darwin.c (machopic_gen_offset): Check
8672 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8673 * config/arm/arm.c (require_pic_register): Likewise.
8675 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8677 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8678 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8679 m32c_promote_prototypes): Delete.
8681 2009-04-28 Michael Matz <matz@suse.de>
8684 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8687 2009-04-28 Richard Guenther <rguenther@suse.de>
8689 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8691 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8693 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8694 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8695 * config/arm/arm-tune.md: Regenerate.
8697 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8699 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8700 block if there are complex incoming edges.
8701 (sel_merge_blocks): Remove useless assert.
8702 (sel_redirect_edge_and_branch): Check that edge was redirected.
8703 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8704 (sel_find_rgns): Delete declaration.
8705 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8706 the region when it is not a preheader.
8708 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8711 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8713 2009-04-28 Richard Guenther <rguenther@suse.de>
8715 * tree.h (SSA_NAME_VALUE): Remove.
8716 (struct tree_ssa_name): Remove value_handle member.
8717 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8718 array for jump threading.
8719 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8721 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8722 * tree-flow.h (threadedge_initialize_values): Declare.
8723 (threadedge_finalize_values): Likewise.
8724 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8725 (SSA_NAME_VALUE): Define.
8726 (threadedge_initialize_values): New function.
8727 (threadedge_finalize_values): Likewise.
8728 * tree-ssa-dom.c (ssa_name_values): New global variable.
8729 (SSA_NAME_VALUE): Define.
8730 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8732 2009-04-28 Ira Rosen <irar@il.ibm.com>
8734 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8735 Use REPORT_VECTORIZED_LOCATIONS instead
8736 REPORT_VECTORIZED_LOOPS.
8737 * tree-vectorizer.c (vect_verbosity_level): Make static.
8738 (vect_loop_location): Rename to vect_location.
8739 (vect_set_verbosity_level): Update comment.
8740 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8742 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8743 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8744 instead REPORT_UNVECTORIZED_LOOPS.
8745 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8746 and vect_loop_def to vect_external_def and vect_internal_def.
8747 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8748 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8749 REPORT_UNVECTORIZED_LOCATIONS.
8750 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8751 and vect_used_in_loop and to vect_unused_in_scope and
8753 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8754 (vect_verbosity_level): Remove declaration.
8755 (vect_analyze_operations): Likewise.
8756 (vect_analyze_stmt): Declare.
8757 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8758 REPORT_UNVECTORIZED_LOCATIONS.
8759 (vect_get_loop_niters): Fix indentation.
8760 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8761 (vect_analyze_loop_operations): New function.
8762 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8763 vect_analyze_operations.
8764 (vect_is_simple_reduction): Use new names.
8765 (vectorizable_live_operation, vect_transform_loop): Likewise.
8766 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8767 to specify whether the data references can be a part of interleaving
8769 (vect_analyze_data_ref_dependence): Use new names.
8770 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8771 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8772 * tree-vect-patterns.c (widened_name_p): Use new names.
8773 (vect_recog_dot_prod_pattern): Likewise.
8774 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8775 (process_use, vect_mark_stmts_to_be_vectorized,
8776 vect_model_simple_cost, vect_model_store_cost,
8777 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8778 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8779 vectorizable_operation, vectorizable_type_demotion,
8780 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8781 vectorizable_condition): Likewise.
8782 (vect_analyze_operations): Split into vect_analyze_loop_operations
8784 (vect_analyze_stmt): ... new function.
8785 (new_stmt_vec_info): Use new names.
8786 (vect_is_simple_use): Use new names and fix comment.
8787 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8788 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8790 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8793 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8794 and integer modes for x87 operands. Do not ICE for unsupported size,
8795 generate error instead. Generate error for unsupported operand types.
8796 ['z']: Do not handle HImode memory operands specially. Warning
8797 for floating-point operands. Fallthru to 'Z' for unsupported operand
8798 types. Do not ICE for unsupported size, generate error instead.
8799 (output_387_binary_op): Use %Z to output operands.
8800 (output_fp_compare): Ditto.
8801 (output_387_reg_move): Ditto.
8803 2009-04-28 Ben Elliston <bje@au.ibm.com>
8808 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8810 * builtins.c (c_strlen): Do not warn here.
8811 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8812 * c-common.c (pointer_int_sum): Take an explicit location.
8813 Warn about offsets out of bounds.
8814 * c-common.h (pointer_int_sum): Adjust declaration.
8816 2009-04-27 Ian Lance Taylor <iant@google.com>
8818 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8820 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8821 * df-core.c (df_set_flags): Change return type to int. Change
8822 type of old_flags to int.
8823 (df_clear_flags): Likewise.
8824 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8825 (df_get_conditional_uses): Likewise.
8826 * df.h (df_set_flags, df_clear_flags): Update declarations.
8827 * dwarf2out.c (struct indirect_string_node): Change type of form
8828 field to enum dwarf_form.
8829 (AT_string_form): Change return type to enum dwarf_form.
8830 * fixed-value.c (fixed_compare): Add cast to enum type.
8831 * fwprop.c (update_df): Change 0 to VOIDmode.
8832 * gensupport.c: Change 0 to UNKNOWN.
8833 * gimple.h (gimple_cond_code): Add cast to enum type.
8834 * haifa-sched.c (reemit_notes): Add cast to enum type.
8835 * hooks.c (hook_int_void_no_regs): Remove function.
8836 * hooks.h (hook_int_void_no_regs): Remove declaration.
8837 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8838 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8839 * real.c (real_arithmetic): Add cast to enum type.
8840 (real_compare): Likewise.
8841 * target.h (struct gcc_target): Change return type of
8842 branch_target_register_class to enum reg_class.
8843 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8844 default_branch_target_register_class.
8845 * targhooks.c (default_branch_target_register_class): New function.
8846 * targhooks.h (default_branch_target_register_class): Declare.
8847 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8848 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8850 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8852 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8853 vect_uninitialized_def. Change 0 to ERROR_MARK.
8854 * tree-vect-stmts.c (supportable_widening_operation): Don't
8855 initialize icode1 and icode2.
8856 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8857 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8859 (cmn_err_flag_specs): Change 0 to STD_C89.
8860 (cmn_err_char_table): Likewise.
8861 * config/arm/arm.c (get_arm_condition_code): Change type of code
8862 to enum arm_cond_code.
8863 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8864 (IWMMXT_BUILTIN2): Likewise.
8865 (neon_builtin_type_bits): Don't define typedef.
8866 (neon_builtin_datum): Change type of bits field to int.
8867 (arm_expand_neon_args): Add cast to enum type.
8868 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8870 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8872 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8874 * config/mips/mips.md (jal_macro): Return enum constant.
8875 (single_insn): Likewise.
8876 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8878 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8880 * config/s390/s390.c (s390_tune_flags): Change type to int.
8881 (s390_arch_flags): Likewise.
8882 (s390_handle_arch_option): Change flags field of struct pta to int.
8883 * config/s390/s390.h (s390_tune_flags): Update declaration.
8884 (s390_arch_flags): Likewise.
8885 * config/sh/sh.c (prepare_move_operands): Compare
8886 tls_symbolic_operand result with enum constant.
8887 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8888 (sh_expand_prologue): Add cast to enum type.
8889 (sh_expand_epilogue): Likewise.
8890 (tls_symbolic_operand): Change return type to enum tls_model.
8891 (fpscr_set_from_mem): Add cast to enum type.
8892 (legitimize_pic_address): Compare tls_symbolic_operand result with
8894 (sh_target_reg_class): Change return type to enum reg_class.
8895 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8897 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8898 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8899 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8900 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8901 (delayed_branch, tls_call_delay): Likewise.
8902 (eligible_for_sibcall_delay): Likewise.
8903 (eligible_for_return_delay): Likewise.
8904 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8905 (spu_expand_builtin_1): Likewise.
8907 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8908 for all types of conversions.
8909 (output_init_element): Issue -Wc++-compat warning if needed when
8910 initializing a bitfield with enum type.
8911 * c-parser.c (c_parser_expression): Set original_type to
8912 original_type of right hand operand of comman operator.
8914 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8916 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8918 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8919 * doc/cpp.texi (Standard Predefined Macros)
8920 (Implementation-defined behavior): Likewise.
8921 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8922 * doc/gimple.texi (GIMPLE Exception Handling)
8923 (@code{GIMPLE_ASSIGN}): Likewise.
8924 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8925 * doc/invoke.texi (Warning Options, Optimize Options)
8926 (AVR Options, Darwin Options): Likewise.
8927 (Optimize Options): Reformulate -fwhole-program description.
8928 * doc/loop.texi (Lambda): Likewise.
8929 * doc/md.texi (Output Template, Define Constraints)
8930 (Standard Names, Insn Splitting): Likewise.
8931 * doc/options.texi (Option properties): Likewise.
8932 * doc/passes.texi (Tree-SSA passes): Likewise.
8933 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8934 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8935 (File Names and DBX): Likewise.
8936 * doc/trouble.texi (Incompatibilities): Likewise.
8938 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8940 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8941 instruction is correct.
8943 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8945 Allow non-constant arguments to conversion intrinsics.
8946 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8947 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8948 * spu.c (print_operand): Handle 'v' and 'w'.
8949 (exp2_immediate_p, spu_gen_exp2): Define.
8950 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8951 spu_convtf_1): Update parameter descriptions.
8952 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8953 * constraints.md ('v', 'w'): New.
8954 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8956 (i2f, I2F): New define_mode_attr.
8957 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8958 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8959 fixuns_truncv4sfv4si2): Update to use mode attribute.
8960 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8961 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8962 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8963 patterns for combine.
8965 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8967 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8968 (cprop, hoist, pre, store_motion): New debug counters.
8969 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8970 is not an RTL pass anymore.
8971 (pass_profiling): Remove extern decl for pass removed in 2005.
8972 (pass_gcse, pass_jump_bypass): Remove.
8973 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8974 to 0 for clean state.
8975 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8976 * cse.c (gate_handle_cse_after_global_opts,
8977 rest_of_handle_cse_after_global_opts): New functions.
8978 (pass_cse_after_global_opts): New pass, does local CSE.
8979 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8980 (TV_CPROP): New timevar.
8981 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8982 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8983 (gcse_main, recompute_all_luids): Remove.
8984 (compute_hash_table_work): Call max_reg_num instead of reading
8986 (cprop_jump): Don't set run_jump_opt_after_gcse.
8987 (constprop_register): Always allow to alter jumps.
8988 (cprop_insn): Likewise.
8989 (do_local_cprop): Likewise.
8990 (local_cprop_pass): Likewise. Return non-zero if something changed.
8991 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8992 (find_implicit_sets): Add note about missed optimization opportunity.
8993 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8994 pass_rtl_cprop execute function.
8995 Don't bother tracking the pass number, each pass gets its own dumpfile
8997 Always allow to alter jumpsand bypass jumps.
8998 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8999 will just find no suitable set.
9000 (pre_edge_insert): Fix dumping, this function is for PRE only.
9001 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9002 pass_rtl_pre execute function.
9003 (hoist_code): Return non-zero if something changed. Keep track of
9004 substitutions and insertions for statistics gathering similar to PRE.
9005 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9006 called from the pass_rtl_hoist execute function. Show pass statistics.
9007 (compute_store_table): Use max_reg_num directly instead of using the
9008 formerly global max_gcse_regno.
9009 (build_store_vectors): Likewise.
9010 (replace_store_insn): Fix dumping.
9011 (store_motion): Rename to ...
9012 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9013 pass, called from the pass_rtl_store_motion execute function. Keep
9014 track of substitutions and insertions for statistics gathering similar
9016 (bypass_jumps): Remove, fold interesting bits into ...
9017 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9018 from the pass_rtl_cprop execute function.
9019 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9020 pass_jump_bypass): Remove.
9021 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9022 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9023 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9024 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9025 (gate_rtl_store_motion, execute_rtl_store_motion,
9026 pass_rtl_store_motion): New.
9027 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9028 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9029 * passes.c (init_optimization_passes): Remove pass_gcse and
9030 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9031 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9032 instead of pass_jump_bypass.
9034 2009-04-27 Richard Guenther <rguenther@suse.de>
9037 * gimplify.c (gimplify_expr): If we are required to create
9038 a temporary make sure it ends up as register.
9040 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9043 * config/i386/i386.c (construct_container): Don't call
9044 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9045 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9047 2009-04-27 Michael Matz <matz@suse.de>
9049 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9050 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9051 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9052 (dump_replaceable_exprs): Take a bitmap.
9053 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9055 (expand_gimple_basic_block): Likewise.
9056 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9057 replaceable_expressions member a bitmap.
9058 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9059 (mark_replaceable): Likewise.
9060 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9061 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9063 2009-04-27 Richard Guenther <rguenther@suse.de>
9065 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9066 (verify_stmts): Dispatch to gimple/type verification code.
9067 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9068 issue with call argument types.
9070 2009-04-27 Michael Matz <matz@suse.de>
9072 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9073 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9076 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9077 Eric Botcazou <ebotcazou@adacore.com>
9079 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9080 a label's basic block.
9081 (mark_target_live_regs): Tidy and rework obsolete comments.
9082 Change back DF problem to LIVE. If a label starts a basic block,
9083 assume that all registers that used to be live then still are.
9084 (init_resource_info): If a label starts a basic block, set its
9085 BLOCK_FOR_INSN accordingly.
9086 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9088 2009-04-27 Richard Guenther <rguenther@suse.de>
9090 * tree-flow-inline.h (function_ann): Remove.
9091 (get_function_ann): Likewise.
9092 * tree-dfa.c (create_function_ann): Remove.
9093 * tree-flow.h (struct static_var_ann_d): Remove.
9094 (struct function_ann_d): Likewise.
9095 (union tree_ann_d): Remove fdecl member.
9096 (function_ann_t): Remove.
9097 (function_ann, get_function_ann, create_function_ann): Remove
9100 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9102 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9104 2009-04-27 Jan Hubicka <jh@suse.cz>
9106 * ipa-pure-const.c (struct funct_state_d): New fields
9107 state_previously_known, looping_previously_known; remove
9108 state_set_in_source.
9109 (analyze_function): Use new fields.
9110 (propagate): Avoid assumption that state_set_in_source imply
9113 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9114 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9115 * cfgloop.h (finite_loop_p): Declare.
9117 2009-04-26 Michael Matz <matz@suse.de>
9119 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9121 2009-04-26 Michael Matz <matz@suse.de>
9123 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9124 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9125 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9126 pass_mark_used_blocks): Remove.
9127 * tree-optimize.c (pass_free_datastructures,
9128 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9129 * passes.c (init_optimization_passes): Don't call
9130 pass_mark_used_blocks, remove dead code.
9132 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9134 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9135 * tree-ssa-live.h (register_ssa_partition): Likewise.
9137 2009-04-26 Michael Matz <matz@suse.de>
9140 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9141 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9142 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9144 (compare_pairs): Swap cost comparison.
9145 (coalesce_ssa_name): Don't use change_partition_var.
9146 * tree-nrv.c (struct nrv_data): Add modified member.
9147 (finalize_nrv_r): Set it.
9148 (tree_nrv): Use it to update statements.
9149 (pass_nrv): Require PROP_ssa.
9150 * tree-mudflap.c (mf_decl_cache_locals,
9151 mf_build_check_statement_for): Use make_rename_temp.
9152 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9153 * alias.c (find_base_decl): Handle SSA names.
9154 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9155 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9156 * rtl.h (set_reg_attrs_for_parm): Declare.
9157 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9158 to "optimized", remove unused locals at finish.
9159 (execute_free_datastructures): Make global, call
9160 delete_tree_cfg_annotations.
9161 (execute_free_cfg_annotations): Don't call
9162 delete_tree_cfg_annotations.
9164 * ssaexpand.h: New file.
9165 * expr.c (toplevel): Include ssaexpand.h.
9166 (expand_assignment): Handle SSA names the same as register variables.
9167 (expand_expr_real_1): Expand SSA names.
9168 * cfgexpand.c (toplevel): Include ssaexpand.h.
9169 (SA): New global variable.
9170 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9171 (SSAVAR): New macro.
9172 (set_rtl): New helper function.
9173 (add_stack_var): Deal with SSA names, use set_rtl.
9174 (expand_one_stack_var_at): Likewise.
9175 (expand_one_stack_var): Deal with SSA names.
9176 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9177 before unique numbers.
9178 (expand_stack_vars): Use set_rtl.
9179 (expand_one_var): Accept SSA names, add asserts for them, feed them
9180 to above subroutines.
9181 (expand_used_vars): Expand all partitions (without default defs),
9182 then only the local decls (ignoring those expanded already).
9183 (expand_gimple_cond): Remove edges when jumpif() expands an
9185 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9186 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9188 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9189 members of SA; deal with PARM_DECL partitions here; expand
9190 all PHI nodes, free tree datastructures and SA. Commit instructions
9191 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9192 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9193 info and statements at start, collect garbage at finish.
9194 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9195 (VAR_ANN_PARTITION) Remove.
9196 (change_partition_var): Don't declare.
9197 (partition_to_var): Always return SSA names.
9198 (var_to_partition): Only accept SSA names.
9199 (register_ssa_partition): Only check argument.
9200 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9202 (delete_var_map): Don't free it.
9203 (var_union): Only accept SSA names, simplify.
9204 (partition_view_init): Mark only useful SSA names as used.
9205 (partition_view_fini): Only deal with SSA names.
9206 (change_partition_var): Remove.
9207 (dump_var_map): Use ssa_name instead of partition_to_var member.
9208 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9210 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9211 (struct _elim_graph): New member const_dests; nodes member vector of
9213 (set_location_for_edge): New static helper.
9214 (create_temp): Remove.
9215 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9216 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9217 (new_elim_graph): Allocate const_dests member.
9218 (clean_elim_graph): Truncate const_dests member.
9219 (delete_elim_graph): Free const_dests member.
9220 (elim_graph_size): Adapt to new type of nodes member.
9221 (elim_graph_add_node): Likewise.
9222 (eliminate_name): Likewise.
9223 (eliminate_build): Don't take basic block argument, deal only with
9224 partition numbers, not variables.
9225 (get_temp_reg): New static helper.
9226 (elim_create): Use it, deal with RTL temporaries instead of trees.
9227 (eliminate_phi): Adjust all calls to new signature.
9228 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9229 (rewrite_trees): Only do checking.
9230 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9231 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9232 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9233 contains_tree_r, MAX_STMTS_IN_LATCH,
9234 process_single_block_loop_latch, analyze_edges_for_bb,
9235 perform_edge_inserts): Remove.
9236 (expand_phi_nodes): New global function.
9237 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9238 functions, initialize new parameter, remember partitions having a
9240 (finish_out_of_ssa): New global function.
9241 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9242 don't reset in_ssa_p here, don't disable TER when mudflap.
9243 (pass_del_ssa): Remove.
9244 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9246 (execute_free_datastructures): Declare.
9247 * Makefile.in (SSAEXPAND_H): New variable.
9248 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9249 * basic-block.h (commit_one_edge_insertion): Declare.
9250 * passes.c (init_optimization_passes): Move pass_nrv and
9251 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9252 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9253 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9254 (redirect_branch_edge): Deal with super block when expanding, split
9255 out jump patching itself into ...
9256 (patch_jump_insn): ... here, new static helper.
9258 2009-04-26 Michael Matz <matz@suse.de>
9260 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9261 beyond num_ssa_names.
9262 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9263 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9265 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9268 * fwprop.c (forward_propagate_asm): New function.
9269 (forward_propagate_and_simplify): Propagate also into __asm, if it
9270 doesn't increase the number of referenced registers.
9273 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9275 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9277 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9278 note_nonlocal_vla_type for nonlocal VLAs.
9279 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9280 contains_remapped_vars, remap_vla_decls): New functions.
9281 (convert_nonlocal_reference_stmt): If not optimizing, call
9282 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9283 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9284 if it wasn't found in var_map.
9285 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9286 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9287 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9289 * gimplify.c (nonlocal_vlas): New variable.
9290 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9292 (gimplify_body): Create and destroy nonlocal_vlas.
9294 * dwarf2out.c (loc_descr_plus_const): New function.
9295 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9296 mem_loc_descriptor, loc_descriptor_from_tree_1,
9297 descr_info_loc, gen_variable_die): Use it.
9299 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9300 !TREE_STATIC VAR_DECLs.
9301 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9302 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9303 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9304 DECL_BY_REFERENCE is valid.
9305 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9306 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9307 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9308 Copy DECL_BY_REFERENCE.
9309 (struct nesting_copy_body_data): New type.
9310 (nesting_copy_decl): New function.
9311 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9312 if they have variable length.
9314 2009-04-26 Michael Matz <matz@suse.de>
9316 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9317 mark new temporaries for renaming.
9319 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9322 * c-decl.c (global_bindings_p): Return negative value.
9323 (c_variable_size): New. Based on variable_size from
9325 (grokdeclarator): Call c_variable_size not variable_size.
9327 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9329 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9331 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9333 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9334 Redefine it to just use mingw/include.
9335 (ASM_SPEC): Rules for -m32 and -m64.
9336 (LINK_SPEC): Use Likewise.
9337 (SPEC_32): New define.
9338 (SPEC_64): Likewise.
9339 (SUB_LINK_SPEC): Likewise.
9340 (MULTILIB_DEFAULTS): New define.
9341 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9342 Add multilib options.
9343 (MULTILIB_DIRNAMES): Likewise.
9344 (MULTILIB_OSDIRNAMES): Likewise.
9346 (INSTALL_LIBGCC): Likewise.
9348 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9351 * c-tree.h (enum c_inline_static_type): New.
9352 (record_inline_static): Declare.
9353 * c-decl.c (struct c_inline_static, c_inline_statics,
9354 record_inline_static, check_inline_statics): New.
9355 (pop_file_scope): Call check_inline_statics.
9356 (start_decl): Call record_inline_static instead of pedwarning
9357 directly for static in inline function.
9358 * c-typeck.c (build_external_ref): Call record_inline_static
9359 instead of pedwarning directly for static referenced in inline
9362 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9364 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9365 not new but only being rescanned.
9366 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9367 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9368 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9369 record_set_info, compute_set, grealloc): Remove.
9370 (recompute_all_luids): New function.
9371 (gcse_main): Don't compute sets, and don't do related memory
9372 allocations/free-ing. If something changed before the end of the
9373 pass, update LUIDs using recompute_all_luids.
9374 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9375 (free_gcse_mem): Don't free it either.
9376 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9377 Use the df insn LUIDs.
9378 (load_killed_in_block): Likewise.
9379 (compute_hash_table_work): Don't compute reg_set_in_block.
9380 (compute_transp): Use DF_REG_DEF_CHAINs.
9381 (local_cprop_pass): Don't use compute_sets and related functions.
9382 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9383 Use get_max_uid() instead of max_cuid.
9384 (insert_insn_end_basic_block, pre_insert_copy_insn,
9385 update_ld_motion_stores): Don't try to
9386 keep reg_set tables up to date.
9387 (pre_insert_copies): Use df insn LUIDs.
9388 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9389 (reg_set_info): Don't use extra bitmap argument.
9390 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9391 information to compute regs_set_in_block.
9392 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9393 (bypass_jumps): Don't use compute_sets and friends.
9395 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9398 * opts.c (undocumented_msg): Do not leave blank even with
9401 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9403 * c-decl.c (build_enumerator): Allow values folding to integer
9404 constants but not integer constant expressions with a pedwarn if
9407 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9410 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9411 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9412 type is an integer constant.
9414 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9417 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9420 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9423 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9424 with variably modified return type and no storage class
9425 specifiers, except for the case of nested functions. Distinguish
9426 extern declarations of functions with variably modified return
9427 types from those of objects with variably modified types.
9429 2009-04-25 Jan Hubicka <jh@suse.cz>
9431 * tree.c (list_equal_p): New function.
9432 * tree.h (list_equal_p): Declare.
9433 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9434 basic_block_def, basic_block, const_basic_block): New.
9435 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9436 (redirect_eh_edge): New function.
9437 (make_eh_edge_update_phi): EH edges are not abnormal.
9438 * except.c: Include tree-flow.h.
9439 (list_match): New function.
9440 (eh_region_replaceable_by_p): New function.
9441 (replace_region): New function.
9442 (hash_type_list): New function.
9443 (hash_eh_region): New function.
9444 (eh_regions_equal_p): New function.
9445 (merge_peers): New function.
9446 (remove_unreachable_regions): Verify EH tree when checking;
9448 (copy_eh_region_1): New function.
9449 (copy_eh_region): New function.
9450 (push_reachable_handler): New function.
9451 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9452 regions without label but with live RESX.
9453 * except.h (redirect_eh_edge_to_label): New.
9454 * tree-flow.h (redirect_eh_edge): New.
9455 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9456 basic_block_def, basic_block, const_basic_block): Remove.
9457 * Makefile.in (except.o): Add dependency on tree-flow.h
9458 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9459 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9462 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9465 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9466 on the destination of memcpy.
9468 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9470 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9471 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9472 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9474 2009-04-25 Jan Hubicka <jh@suse.cz>
9476 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9477 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9478 to be reached by different label than left.
9479 (update_eh_edges): Update comment; remove edge_to_remove if possible
9480 and return true if suceeded.
9481 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9482 (cleanup_eh): Compute sharing map.
9483 * except.c (remove_eh_handler_and_replace): Add argument if we should
9485 (remove_unreachable_regions): Update for label sharing.
9486 (label_to_region_map): Likewise.
9487 (get_next_region_sharing_label): New function.
9488 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9490 (remove_eh_handler): Update.
9491 (remove_eh_region_and_replace_by_outer_of): New function.
9492 * except.h (struct eh_region): Add next_region_sharing_label.
9493 (remove_eh_region_and_replace_by_outer_of,
9494 get_next_region_sharing_label): Declare.
9495 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9497 2009-04-25 Jan Hubicka <jh@suse.cz>
9499 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9500 insert code even if they are not critical.
9502 2009-04-25 Jan Hubicka <jh@suse.cz>
9504 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9505 (gimple_can_remove_branch_p): EH edges won't remove branch by
9507 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9508 updating of non-abnormal EH edges.
9509 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9510 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9511 (split_critical_edges): Split also edges where emitting code on them
9512 will lead to splitting later.
9514 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9515 H.J. Lu <hongjiu.lu@intel.com>
9518 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9519 the configured assembler supports fildq and fistpq mnemonics.
9520 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9521 * configure: Regenerated.
9524 * config/i386/i386.c (print_operand): Handle 'Z'.
9525 ['z']: Remove handling of special fild/fist suffixes.
9526 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9527 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9528 suffix of fild insn.
9529 (*floatsi<mode>2_vector_mixed): Ditto.
9530 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9531 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9532 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9533 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9534 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9536 2009-04-25 Ben Elliston <bje@au.ibm.com>
9538 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9539 the source of a set operation.
9541 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9543 * target.h (struct gcc_target): Add case_values_threshold field.
9544 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9545 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9546 * targhooks.c (default_case_values_threshold): New function.
9547 * targhooks.h (default_case_values_threshold): Declare function.
9548 * stmt.c (expand_case): Use case_values_threshold target hook.
9549 * expr.h (case_values_threshold): Remove declartation.
9550 * expr.c (case_values_threshold): Remove function.
9551 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9553 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9554 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9555 (avr_case_values_threshold): Declare as static.
9556 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9558 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9559 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9560 (mn10300_case_values_threshold): New function.
9562 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9564 * ira.c (setup_cover_and_important_classes): Add enum cast.
9566 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9568 * genpreds.c (write_enum_constraint_num): Output definition of
9569 CONSTRAINT_NUM_DEFINED_P macro.
9570 * ira.c (setup_cover_and_important_classes): Use
9571 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9573 2009-04-24 DJ Delorie <dj@redhat.com>
9575 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9576 __SH2A_SINGLE_ONLY__ also.
9578 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9580 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9581 (movdf_internal): Ditto.
9582 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9583 SFmode and DFmode constants.
9584 (ia64_print_operand): Add 'G' format for printing
9585 floating point constants.
9587 2009-04-24 Richard Guenther <rguenther@suse.de>
9589 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9590 from unsigned additions.
9592 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9594 * c-typeck.c (set_init_index): Allow array designators that are
9595 not integer constant expressions with a pedwarn if pedantic.
9597 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9599 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9600 zero if no overlap in nonzero bits between the operands.
9602 2009-04-24 Ian Lance Taylor <iant@google.com>
9604 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9605 (record_dead_and_set_regs): Likewise.
9606 * df.h (struct df_mw_hardreg): Change flags field to int.
9607 (struct df_base_ref): Likewise.
9608 (struct df): Change changeable_flags field to int.
9609 * df-scan.c (df_defs_record): Change clobber_flags to int.
9610 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9611 constants rather than #define macros.
9612 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9613 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9614 (enum dwarf_calling_convention): Likewise.
9615 (enum dwarf_line_number_x_ops): Likewise.
9616 (enum dwarf_call_frame_info): Likewise.
9617 (enum dwarf_source_language): Likewise.
9618 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9619 (add_calling_convention_attribute): Likewise.
9620 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9621 (combine_comparisons): Change compcode to int. Add cast to enum type.
9622 * genrecog.c (maybe_both_true_2): Change c to int.
9623 (write_switch): Likewise. Add cast to enum type.
9624 * gimplify.c (gimplify_omp_for): Handle return values from
9625 gimplify_expr using MIN rather than bitwise or.
9626 (gimplify_expr): Add cast to enum type.
9627 * ipa-prop.c (update_jump_functions_after_inlining): Change
9628 IPA_BOTTOM to IPA_JF_UNKNOWN.
9629 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9630 Add casts to enum type.
9631 (setup_cover_and_important_classes): Change cl to int. Add casts
9633 (setup_class_translate): Change cl and mode to int.
9634 (ira_init_once): Change mode to int.
9635 (free_register_move_costs): Likewise.
9636 (setup_prohibited_mode_move_regs): Add casts to enum type.
9637 * langhooks.c (add_builtin_function_common): Rework assertion that
9638 value fits bitfield.
9639 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9640 * omega.c (omega_do_elimination): Avoid math on enum types.
9641 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9642 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9643 int local to handle integral_argment value.
9644 * regmove.c (try_auto_increment): Change PUT_MODE to
9646 * reload.c (push_secondary_reload): Add casts to enum type.
9647 (secondary_reload_class, find_valid_class): Likewise.
9648 * reload1.c (emit_input_reload_insns): Likewise.
9649 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9650 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9651 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9653 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9654 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9656 (expand_complex_libcall): Add casts to enum type.
9657 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9658 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9659 with ERROR_MARK, not NUM_TREE_CODES.
9660 (vect_create_epilog_for_reduction): Likewise.
9661 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9662 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9663 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9665 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9666 vect_unused_in_loop. Change 0 to loop_vect.
9667 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9668 * var-tracking.c (get_init_value): Change return type to enum
9670 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9671 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9673 (arm_override_options): Add casts to enum type.
9674 (arm_emit_tls_decoration): Likewise.
9675 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9677 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9678 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9679 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9681 * config/s390/s390.c (code_for_builtin_64): Change to array of
9683 (code_for_builtin_31): Likewise.
9684 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9686 * config/sparc/sparc.c (sparc_override_options): Change value
9687 field in struct code_model to enum cmodel. In initializer change
9688 0 to NULL and add cast to enum type.
9690 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9691 Change all callers. Issue a -Wc++-compat warning using
9692 lhs_origtype if necessary.
9693 (convert_for_assignment): Issue -Wc++-compat warnings about
9694 invalid conversions to enum type on assignment.
9695 * c-common.h (build_modify_expr): Update declaration.
9697 2009-04-24 Nick Clifton <nickc@redhat.com>
9699 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9700 (function_arg_advance): Likewise.
9701 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9704 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9706 * config/s390/constraints.md ('I', 'J'): Fix condition.
9708 2009-04-24 Diego Novillo <dnovillo@google.com>
9710 * gengtype-parse.c (parse_error): Add newline after message.
9712 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9714 * config/i386/sse.md (avxmodesuffixs): Removed.
9715 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9716 (*avx_pinsr<ssevecsize>): This.
9718 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9720 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9721 follow chains of regs with a single definition, and allow expressions
9722 that are function_invariant_p.
9723 (simple_rhs_p): Allow expressions that are function_invariant_p.
9725 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9728 * fold-const.c (fold_cond_expr_with_comparison): When folding
9729 > and >= to MAX, make sure the MAX uses the same type as the
9730 comparison's operands.
9732 2009-04-24 Nick Clifton <nickc@redhat.com>
9734 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9735 addressing for DImode accesses.
9736 (frv_print_operand_address): Handle PLUS case.
9737 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9739 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9741 PR rtl-optimization/39794
9742 * alias.c (canon_true_dependence): Add x_addr argument.
9743 * rtl.h (canon_true_dependence): Adjust prototype.
9744 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9745 * cselib.c (cselib_invalidate_mem): Likewise.
9746 * gcse.c (compute_transp): Likewise.
9747 * dse.c (scan_reads_nospill): Likewise.
9748 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9749 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9750 canon_base_addr of the group, plus optional offset.
9751 (struct group_info): Rename canon_base_mem to
9753 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9754 canon_rtx of base_mem.
9756 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9758 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9759 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9761 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9763 * config/spu/spu-builtins.h: Delete file.
9765 * config/spu/spu.h (enum spu_builtin_type): Move here from
9767 (struct spu_builtin_description): Likewise. Add GTY marker.
9768 Do not use enum spu_function_code or enum insn_code.
9769 (spu_builtins): Add extern declaration.
9771 * config/spu/spu.c: Do not include "spu-builtins.h".
9772 (enum spu_function_code, enum spu_builtin_type_index,
9773 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9774 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9775 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9776 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9777 (spu_builtin_types): Make static. Add GTY marker.
9778 (spu_builtins): Add extern declaration with GTY marker.
9781 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9782 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9783 Check programmatically whether all parameters are scalar.
9785 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9787 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9789 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9790 assignment from the constructor either if the target is volatile.
9792 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9794 * config/arm/arm.md (insv): Do not share operands[0].
9796 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9798 * config/vxlib-tls.c (active_tls_threads): Delete.
9799 (delete_hook_installed): New.
9800 (tls_delete_hook): Don't delete the delete hook.
9801 (tls_destructor): Delete it here.
9802 (__gthread_set_specific): Adjust installing the delete hook.
9803 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9804 __gthread_leave_tsd_dtor_context.
9806 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9808 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9810 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9812 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9814 (alpha_rtx_costs): Ditto.
9815 (emit_unlikely_jump): Use add_reg_note.
9816 (emit_frame_store_1): Ditto.
9817 (alpha_expand_prologue): Ditto.
9818 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9819 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9821 2009-04-23 Nick Clifton <nickc@redhat.com>
9823 * config/v850/v850.md (epilogue): Remove suppressed code.
9824 (return): Rename to return_simple and remove test of frame size.
9825 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9826 to gen_return_simple.
9828 2009-04-22 Jing Yu <jingyu@google.com>
9831 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9833 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9836 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9837 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9838 value is a VECTOR_CST, the element type is the element type of the
9841 2009-04-22 DJ Delorie <dj@redhat.com>
9843 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9845 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9847 * alias.c (find_base_term): Move around LO_SUM case, so that
9848 CONST falls through into PLUS/MINUS handling.
9851 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9852 into 0, use omit_one_operand.
9854 2009-04-23 Ben Elliston <bje@au.ibm.com>
9856 * config/rs6000/linux-unwind.h (get_regs): Remove type
9857 puns. Change the type of `pc' to an array of unsigned ints and
9858 update all users. Constify frame24.
9860 2009-04-22 DJ Delorie <dj@redhat.com>
9862 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9863 declarations before code.
9864 (current_function_special_page_vector): Likewise.
9865 (m32c_expand_insv): Silence a warning.
9867 2009-04-21 Taras Glek <tglek@mozilla.com>
9869 * alias.c: Update GTY annotations to new syntax.
9870 * basic-block.h: Likewise.
9871 * bitmap.h: Likewise.
9872 * c-common.h: Likewise.
9873 * c-decl.c: Likewise.
9874 * c-parser.c: Likewise.
9875 * c-pragma.c: Likewise.
9876 * c-tree.h: Likewise.
9877 * cfgloop.h: Likewise.
9878 * cgraph.h: Likewise.
9879 * config/alpha/alpha.c: Likewise.
9880 * config/arm/arm.h: Likewise.
9881 * config/avr/avr.h: Likewise.
9882 * config/bfin/bfin.c: Likewise.
9883 * config/cris/cris.c: Likewise.
9884 * config/darwin.c: Likewise.
9885 * config/frv/frv.c: Likewise.
9886 * config/i386/i386.c: Likewise.
9887 * config/i386/i386.h: Likewise.
9888 * config/i386/winnt.c: Likewise.
9889 * config/ia64/ia64.h: Likewise.
9890 * config/iq2000/iq2000.c: Likewise.
9891 * config/mips/mips.c: Likewise.
9892 * config/mmix/mmix.h: Likewise.
9893 * config/pa/pa.c: Likewise.
9894 * config/pa/pa.h: Likewise.
9895 * config/rs6000/rs6000.c: Likewise.
9896 * config/s390/s390.c: Likewise.
9897 * config/sparc/sparc.c: Likewise.
9898 * config/xtensa/xtensa.c: Likewise.
9899 * cselib.h: Likewise.
9900 * dbxout.c: Likewise.
9901 * dwarf2out.c: Likewise.
9902 * except.c: Likewise.
9903 * except.h: Likewise.
9904 * fixed-value.h: Likewise.
9905 * function.c: Likewise.
9906 * function.h: Likewise.
9907 * gimple.h: Likewise.
9908 * integrate.c: Likewise.
9909 * optabs.c: Likewise.
9910 * output.h: Likewise.
9913 * stringpool.c: Likewise.
9914 * tree-data-ref.c: Likewise.
9915 * tree-flow.h: Likewise.
9916 * tree-scalar-evolution.c: Likewise.
9917 * tree-ssa-address.c: Likewise.
9918 * tree-ssa-alias.h: Likewise.
9919 * tree-ssa-operands.h: Likewise.
9922 * varasm.c: Likewise.
9923 * varray.h: Likewise.
9925 * coretypes.h: Do not define GTY macro if it is already defined.
9926 * doc/gty.texi: Update GTY documentation to new syntax.
9927 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9928 annotations on structs.
9929 * gengtype-parse.c: Likewise.
9931 2009-04-22 Mark Heffernan <meheff@google.com>
9933 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9935 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9937 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9940 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9942 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9943 the same as a PLUS without a shift. Increase the cost of a
9946 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9948 * Makefile.in: Update dependencies.
9949 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9950 * errors.h: Remove bogus comment about compatibility.
9951 (warning): Update declaration.
9952 * genautomata.c: Update all calls to warning.
9953 * gimple.c: Do not include errors.h. Include toplev.h.
9954 * tree-ssa-structalias.c: Do not include errors.h.
9955 * omega.c: Likewise.
9956 * tree-ssa-reassoc.c: Likewise.
9957 * config/spu/spu-c.c: Likewise.
9958 * config/spu/t-spu-elf: Update dependencies.
9960 2009-04-22 Richard Guenther <rguenther@suse.de>
9962 PR tree-optimization/39824
9963 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9964 make sure the types are compatible.
9966 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9969 * c-common.c (c_parse_error): Take a token_flags parameter.
9970 Use token_type for the token type instead.
9971 Pass token_flags to cpp_type2name.
9972 * c-common.h (c_parse_error): Update declaration.
9973 * c-parser.c (c_parser_error): Pass 0 as token flags.
9975 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9977 PR rtl-optimization/39580
9978 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9980 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9982 * function.c (expand_function_end): Do not emit a jump to the "naked"
9983 return label for fall-through returns.
9984 * except.c (sjlj_emit_function_exit): Always place the call to the
9985 unregister function at the location installed by expand_function_end.
9987 2009-04-22 Richard Guenther <rguenther@suse.de>
9989 PR tree-optimization/39845
9990 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9991 (gen_inbound_check): Likewise.
9993 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9995 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9997 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9998 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10000 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10002 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10003 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10004 shift counts to avoid out-of-bounds array accesses.
10006 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10008 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10009 (Pmode): Move above.
10011 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10013 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10014 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10015 GET_CODE macro. Use IN_RANGE macro where appropriate.
10016 * config/alpha/alpha.h: Ditto.
10017 * config/alpha/alpha.md: Ditto.
10018 * config/alpha/constraints.md: Ditto.
10019 * config/alpha/predicates.md: Ditto.
10021 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10023 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10024 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10025 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10026 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10027 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10028 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10029 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10030 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10031 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10032 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10033 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10034 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10035 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10036 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10037 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10038 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10039 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10040 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10041 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10042 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10043 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10044 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10045 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10046 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10047 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10048 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10049 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10051 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10053 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10054 references from comments.
10055 * cfgbuild.c: (count_basic_blocks): Delete.
10056 (find_basic_blocks_1): Delete.
10057 (find_basic_blocks): Delete.
10058 * except.c (finish_eh_generation): Make static. Move comment from
10059 except.h here. Remove find_basic_blocks references from comments.
10060 * except.h (finish_eh_generation): Delete.
10061 * basic-block.h (find_basic_blocks): Delete.
10062 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10064 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10066 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10067 (sdbout_parms): Likewise.
10069 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10071 * config/sh/sh.c (prepare_cbranch_operands): Use
10072 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10073 (expand_cbranchdi4): Likewise.
10074 (from_compare): Add cast to enum type.
10075 (expand_cbranchsi4): Use add_reg_note.
10076 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10077 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10078 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10079 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10080 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10081 instead of CODE_FOR_nothing.
10082 (cbranchdi4): Likewise. Fix the order of arguments for
10084 (push_fpscr): Use add_reg_note.
10085 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10086 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10088 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10090 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10091 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10092 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10093 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10094 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10095 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10096 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10097 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10098 config/alpha/x-vms, config/arc/t-arc,
10099 config/arm/README-interworking, config/arm/arm-c.c,
10100 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10101 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10102 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10103 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10104 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10105 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10106 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10107 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10108 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10109 config/cris/t-elfmulti, config/crx/t-crx,
10110 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10111 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10112 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10113 config/h8300/t-h8300, config/i386/athlon.md,
10114 config/i386/darwin-libgcc.10.4.ver,
10115 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10116 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10117 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10118 config/i386/t-linux64, config/i386/t-nwld,
10119 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10120 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10121 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10122 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10123 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10124 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10125 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10126 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10127 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10128 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10129 config/m68k/t-uclinux, config/mcore/t-mcore,
10130 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10131 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10132 config/mips/crtn.asm, config/mips/irix-crti.asm,
10133 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10134 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10135 config/mips/mips-fixed.md, config/mips/sb1.md,
10136 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10137 config/mips/t-iris6, config/mips/t-isa3264,
10138 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10139 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10140 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10141 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10142 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10143 config/mn10300/t-linux, config/mn10300/t-mn10300,
10144 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10145 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10146 config/picochip/libgccExtras/clzsi2.asm,
10147 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10148 config/rs6000/darwin-libgcc.10.4.ver,
10149 config/rs6000/darwin-libgcc.10.5.ver,
10150 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10151 config/rs6000/t-aix43, config/rs6000/t-aix52,
10152 config/rs6000/t-darwin, config/rs6000/t-fprules,
10153 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10154 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10155 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10156 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10157 config/rs6000/t-rtems, config/rs6000/t-spe,
10158 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10159 config/score/t-score-elf, config/sh/divcost-analysis,
10160 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10161 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10162 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10163 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10164 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10165 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10166 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10167 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10168 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10169 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10170 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10171 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10172 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10173 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10174 * config/h8300/genmova.sh: Include copyright and license notices
10175 in generated output.
10176 * config/h8300/mova.md: Regenerate.
10177 * doc/install.texi2html: Include word "Copyright" in copyright
10178 notice and use name "Free Software Foundation, Inc.".
10179 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10180 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10181 ChangeLog-2007, ChangeLog-2008: Correct dates.
10183 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10185 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10186 NE_EXPR operations as well.
10187 * c-parser.c (c_parser_condition): Do not set location information on
10189 (c_parser_conditional_expression): Likewise.
10190 (c_parser_binary_expression): Set location information on operators.
10191 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10192 TRUTH_NOT_EXPR has been folded.
10193 * fold-const.c (fold_truth_not_expr): Copy location information from
10194 the incoming expression to the outgoing one.
10195 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10196 recursive calls on the LHS of the operator but pass that of the
10197 operator to recursive calls on the RHS of the operator. Set it
10199 (shortcut_cond_expr): Set the locus of the operator on the second
10200 COND_EXPR and that of the expression on the first in degenerate cases.
10201 Pass the locus of the expression to calls to shortcut_cond_r.
10202 Set the locus of the 'then' block on the associated jump, if any.
10203 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10204 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10205 expression to call to gimplify_boolean_expr.
10207 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10209 * config.gcc: Add additional configuration for
10210 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10211 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10212 (CPP_SPEC): Redefine for allowing -municode option.
10213 (STARTFILE_SPEC): Likewise.
10214 * config/i386/t-mingw-w64: New.
10215 * config/i386/mingw-w64.opt: New.
10216 (municode): Add new target option.
10217 * doc/invoke.texi (municode): Add documentation for new option.
10219 2009-04-21 Ian Lance Taylor <iant@google.com>
10221 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10222 Correct test for number of arguments.
10223 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10225 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10227 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10228 argument of emit_library_call.
10230 2009-04-21 Richard Guenther <rguenther@suse.de>
10232 PR middle-end/39829
10233 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10234 inside VIEW_CONVERT_EXPRs.
10236 2009-04-21 Martin Jambor <mjambor@suse.cz>
10238 * tree-switch-conversion.c (build_constructors): Split a long line.
10239 (constructor_contains_same_values_p): New function.
10240 (build_one_array): Create assigns of constants if possible, do not
10241 call mark_sym_for_renaming, call update_stmt.
10242 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10243 make_rename_temp. Do not call mark_symbols_for_renaming, call
10245 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10246 find_new_referenced_vars, call update_stmt.
10247 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10248 instead of calling make_rename_temp. Do not call
10249 find_new_referenced_vars or mark_symbols_for_renaming, call
10252 2009-04-21 Richard Guenther <rguenther@suse.de>
10254 PR tree-optimization/39827
10255 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10256 (tree_ssa_phiprop): Pass the correct array size.
10258 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10260 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10262 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10265 * c-typeck.c (lvalue_p): Move declaration ...
10266 * c-common.h (lvalue_p): ... to here.
10267 * c-common.c (candidate_equal_p): New.
10268 (add_tlist): Use it.
10269 (merge_tlist): Use it.
10270 (warn_for_collisions_1): Likewise.
10271 (warning_candidate_p): Accept more candidates.
10272 (verify_tree): A warning candidate can be an expression. Use
10275 2009-04-21 Ben Elliston <bje@au.ibm.com>
10278 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10279 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10280 options. Remove -mcall-solaris documentation.
10282 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10285 * doc/invoke.texi (-Wlong-long): Update description.
10286 * c-lex (interpret_integer): Only warn if there was no previous
10287 overflow and -Wlong-long is enabled.
10288 * c-decl.c (declspecs_add_type): Drop redundant flags.
10289 * c.opt (Wlong-long): Init to -1.
10290 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10291 and front-end warn_long_long. Wlong-long only depends on other
10292 flags if it is uninitialized.
10293 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10294 the same for CPP and FE.
10295 (restore_extension_diagnostics): Likewise.
10297 2009-04-20 Ian Lance Taylor <iant@google.com>
10299 Fix enum conversions which are invalid in C++:
10300 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10301 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10302 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10303 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10304 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10305 (dbxout_parms): Likewise.
10306 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10307 (df_clear_flags): Likewise.
10308 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10309 top_flag parameter to int.
10310 (df_chain_create_bb_process_use): Likewise.
10311 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10313 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10314 (df_ref_create_structure, df_def_record_1): Likewise.
10315 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10316 (df_notes_rescan): Change 0 to VOIDmode in function call.
10317 (df_get_call_refs, df_insn_refs_collect): Likewise.
10318 (df_bb_regs_collect): Likewise.
10319 (df_entry_block_defs_collect): Likewise.
10320 (df_exit_block_uses_collect): Likewise.
10321 * df.h: Update declarations.
10322 * double-int.c (double_int_divmod): Add cast to enum type.
10323 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10324 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10325 (based_loc_descr): Likewise.
10326 (loc_descriptor_from_tree_1): Change first_op and second_op to
10327 enum dwarf_location_atom. Add cast to enum type.
10328 * expmed.c (init_expmed): Change 0 to SET in function call.
10329 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10330 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10331 (do_store_flag): Likewise.
10332 * fixed-value.h (struct fixed_value): Change mode to enum
10334 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10335 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10337 (insert_insn_decl, insert_decl, insert_state): Likewise.
10338 (automata_list_finish): Likewise.
10339 * genrecog.c (process_define_predicate): Add cast to enum type.
10340 * gensupport.c (init_predicate_table): Add cast to enum type.
10341 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10343 (gimple_build_call_1, gimple_build_label): Likewise.
10344 (gimple_build_goto, gimple_build_asm_1): Likewise.
10345 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10346 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10347 (enum fallback): Rename from enum fallback_t.
10348 (fallback_t): Typedef as int.
10349 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10350 GSI_SAME_STMT in function call.
10351 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10353 (setup_reg_class_relations): Likewise.
10354 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10355 (setup_prohibited_class_mode_regs): Add cast to enum type.
10356 (setup_prohibited_mode_move_regs): Likewise.
10357 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10358 (record_address_regs): Change i to enum reg_class.
10359 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10360 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10361 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10362 (GET_MODE_2XWIDER_MODE): Likewise.
10363 (GET_CLASS_NARROWEST_MODE): Likewise.
10364 * omp-low.c (expand_omp_for): Add cast to enum type.
10365 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10366 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10367 * postreload.c (reload_cse_simplify_operands): Change rclass local
10369 * predict.c (combine_predictions_for_insn): Change best_predictor
10370 and predictor to enum br_predictor.
10371 (combine_predictions_for_bb): Likewise.
10372 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10373 use SET_PREDICT_EXPR_OUTCOME.
10374 * real.c (real_arithmetic): Change icode to code in function call.
10375 * reginfo.c (init_move_cost): Add casts to enum type.
10376 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10377 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10379 * reload.c (find_valid_class): Add casts to enum type.
10380 (push_reload): Change 0 to NO_REGS in function call.
10381 (find_reloads): Change this_alternative to array of enum
10382 reg_class. Remove some now-unnecessary casts.
10383 (make_memloc): Change 0 to VOIDmode in function call.
10384 * reload1.c (reload): Change 0 to VOIDmode in function call.
10385 (eliminate_regs_1, elimination_effects): Likewise.
10386 (eliminate_regs_in_insn): Likewise.
10387 (emit_input_reload_insns): Add cast to enum type.
10388 (delete_output_reload): Change 0 to VOIDmode in function call.
10389 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10390 to enum type in function call.
10391 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10392 (SET_PREDICT_EXPR_OUTCOME): Define.
10393 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10394 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10395 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10396 (dump_function): Likewise.
10397 * tree-dump.h: Update declarations.
10398 * tree-pass.h: Update declarations.
10399 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10400 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10402 (arm_rtx_costs_1): Correct parenthesization.
10403 (arm_rtx_costs): Add casts to enum type.
10404 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10405 (vfp_emit_fstmd): Use add_rg_note.
10406 (emit_multi_reg_push, emit_sfm): Likewise.
10407 (thumb_set_frame_pointer): Likewise.
10408 (arm_expand_prologue): Likewise.
10409 (arm_regno_class): Change return type to enum reg_class.
10410 (thumb1_expand_prologue): Use add_reg_note.
10411 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10412 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10414 * config/arm/gentune.sh: Add cast to enum type.
10415 * config/arm/arm-tune.md: Rebuild.
10416 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10417 (ix86_split_fp_branch, predict_jump): Likewise.
10418 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10419 insn_code to enum rtx_code.
10420 (ix86_builtin_vectorized_function): Add cast to enum type.
10421 * config/i386/i386.md (truncdfsf2): Change slot to enum
10423 (truncxf<mode>2, isinf<mode>2): Likewise.
10424 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10426 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10427 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10428 (insert_bundle_state): Change 1 to INSERT in function call.
10429 (ia64_add_bundle_selector_before): Likewise.
10430 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10431 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10432 (restore_stack_nonlocal): Likewise.
10433 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10435 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10437 (mips_rtx_costs): Likewise.
10438 (mips_override_options): Add casts to enum type.
10439 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10441 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10442 (store_reg, set_reg_plus_d): Likewise.
10443 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10444 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10446 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10448 (emit_unlikely_jump): Use add_reg_note.
10449 (rs6000_emit_allocate_stack): Likewise.
10450 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10451 (output_toc): Change 1 to INSERT in function call.
10452 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10453 (rs6000_initialize_trampoline): Likewise.
10454 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10456 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10457 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10458 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10459 (save_gprs): Use add_reg_note.
10460 (s390_emit_prologue): Likewise.
10461 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10462 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10463 (sparc_fold_builtin): Add cast to enum type.
10464 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10466 (spu_expand_prologue): Use add_reg_note.
10467 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10469 2009-04-20 Ian Lance Taylor <iant@google.com>
10471 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10472 (c_parser_postfix_expression_after_primary): Get VEC for list of
10473 arguments. Get original types of arguments. Call
10474 build_function_call_vec.
10475 (cached_expr_list_1, cached_expr_list_2): New static variables.
10476 (c_parser_expr_list): Change return type to VEC *. Add
10477 p_orig_types parameter. Change all callers.
10478 (c_parser_release_expr): New static function.
10479 (c_parser_vec_to_tree_list): New static function.
10480 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10481 call build_function_call_vec.
10482 (build_function_call_vec): New function, based on old
10483 build_function_call.
10484 (convert_arguments): Remove nargs and argarray parameters. Change
10485 values to a VEC. Add origtypes parameter.
10486 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10487 (convert_for_assignment): Add origtype parameter. Change all
10488 callers. If warn_cxx_compat, check for conversion to an enum
10489 type when calling a function.
10490 (store_init_value): Add origtype parameter. Change all callers.
10491 (digest_init): Likewise.
10492 (struct init_node): Add origtype field.
10493 (add_pending_init): Add origtype parameter. Change all callers.
10494 (output_init_element): Likewise.
10495 (output_pending_init_elements): Pass origtype from init_node to
10496 output_init_element.
10497 (process_init_element): Pass origtype from c_expr to
10498 output_init_element.
10499 (c_finish_return): Add origtype parameter. Change all callers.
10500 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10502 (sync_resolve_params): Likewise.
10503 (sync_resolve_return): Change params to first_param. Change caller.
10504 (resolve_overloaded_builtins): Change params to VEC *. Change
10505 callers. Save first parameter around call to build_function_call_vec.
10506 * c-decl.c (finish_decl): Add origtype parameter. Change all
10507 callers. Call build_function_call_vec rather than
10508 build_function_call for cleanup.
10509 * c-tree.h: Update declarations.
10510 * c-common.h: Update declarations.
10511 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10512 params to first_param.
10513 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10514 params parameter from tree to void *.
10515 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10516 Change arglist parameter to have type void *, and to be a pointer
10518 * config/rs6000/rs6000-protos.h
10519 (altivec_resolve_overloaded_builtin): Update declaration.
10520 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10521 fnargs parameter to have type void *, and to be a pointer to a
10522 VEC. Call build_function_call_vec instead of
10523 build_function_call.
10524 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10526 2009-04-20 Joey Ye <joey.ye@intel.com>
10527 Xuepeng Guo <xuepeng.guo@intel.com>
10528 H.J. Lu <hongjiu.lu@intel.com>
10530 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10532 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10533 (IX86_LEA_PRIORITY): Likewise.
10534 (distance_non_agu_define): New function.
10535 (distance_agu_use): Likewise.
10536 (ix86_lea_for_add_ok): Likewise.
10537 (ix86_dep_by_shift_count): Likewise.
10539 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10540 should split for LEA.
10542 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10544 (ix86_dep_by_shift_count): Likewise.
10546 2009-04-20 Richard Guenther <rguenther@suse.de>
10548 * expr.c (handled_component_p): Move ...
10549 * tree.h (handled_component_p): ... here.
10550 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10551 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10552 and REALPART_EXPR to be in one group.
10554 2009-04-20 Richard Guenther <rguenther@suse.de>
10556 * basic-block.h (get_all_dominated_blocks): Declare.
10557 * dominance.c (get_all_dominated_blocks): New function.
10558 * tree-cfg.c (get_all_dominated_blocks): Remove.
10559 (remove_edge_and_dominated_blocks): Adjust.
10560 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10561 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10562 instead of recursing.
10564 2009-04-20 Doug Kwan <dougkwan@google.com>
10566 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10567 (struct cgraph_node_set_def): New type.
10568 (cgraph_node_set) New type. Also declare vector functions.
10569 (struct cgraph_node_set_element_def): New type.
10570 (cgraph_node_set_element): Ditto.
10571 (cgraph_node_set_iterator): New iterator type.
10572 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10573 cgraph_node_set_remove, dump_cgraph_node_set,
10574 debug_cgraph_node_set): New prototypes.
10575 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10576 cgraph_node_set_size): New inlines.
10577 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10578 including cgraph.h.
10579 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10580 argument to function 'write_summary'.
10581 * ipa.c: Include ggc.h.
10582 (hash_cgraph_node_set_element,
10583 eq_cgraph_node_set_element, cgraph_node_set_new,
10584 cgraph_node_set_add, cgraph_node_set_remove,
10585 cgraph_node_set_find, dump_cgraph_node_set,
10586 debug_cgraph_node_set): New functions.
10587 * Makefile.in (ipa.o): Add dependency on GGC_H.
10589 2009-04-20 Ira Rosen <irar@il.ibm.com>
10591 PR tree-optimization/39675
10592 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10593 check of the return code of vect_schedule_slp. Check that
10594 stmt_vec_info still exists for the statement, before checking its
10595 vectorization type.
10597 2009-04-20 Michael Matz <matz@suse.de>
10599 * Makefile.in (generated_files): Take out $(simple_generated_c).
10601 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10603 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10604 (UINTPTR_TYPE): Likewise.
10606 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10609 * c-typeck.c (digest_init): Check for initializing an array with a
10612 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10615 * c-semantics.c (pop_stmt_list): Propagate
10616 STATEMENT_LIST_HAS_LABEL to parent statement list.
10618 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10620 * config/mips/mips.h (mips_tune_attr): New macro.
10621 * config/mips/mips.md (cpu): Use it.
10623 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10626 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10629 2009-04-19 Diego Novillo <dnovillo@google.com>
10631 * toplev.c (compile_file): Move call to coverage_finish ...
10632 * cgraphunit.c (ipa_passes): ... here.
10633 Call cgraph_process_new_functions.
10634 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10635 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10637 2009-04-19 Jan Hubicka <jh@suse.cz>
10639 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10641 (dump_cgraph_node): Dump can throw external flag.
10642 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10644 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10648 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10649 * common.opt (Wlogical-op): Move from here...
10650 * c.opt (Wlogical-op): ... to here.
10651 * c-typeck.c (parser_build_binary_op): Update call to
10652 warn_logical_operator.
10653 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10655 * c-common.c (warn_logical_op): Update.
10656 * c-common.h (warn_logical_op): Update declaration.
10658 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10660 * tree.c (protected_set_expr_location): Fix formatting.
10662 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10665 * c-typeck.c (readonly_warning): new.
10666 (build_unary_op, build_modify_expr): Use readonly_warning for
10667 storing into something readonly but not const-qualified.
10669 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10672 * c-typeck.c (build_unary_op): Check for taking address of
10673 expression of type void.
10675 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10678 * c-typeck.c (build_function_call): Check for calling a function
10679 with qualified void return types. Call require_complete_type when
10682 2009-04-18 Jan Hubicka <jh@suse.cz>
10684 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10686 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10687 can_throw_external flag.
10688 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10689 * ipa-pure-const.c (ignore_edge): New function.
10690 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10691 only over can_throw_external edges.
10692 (local_pure_const): Add nothrow flag.
10693 * ipa-utils.c (searchc): Add ignore_edge callback.
10694 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10695 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10696 (set_nothrow_function_flags): Update cgraph.
10697 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10699 2009-04-18 Richard Guenther <rguenther@suse.de>
10701 PR middle-end/39804
10702 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10703 (fold_stmt): ... this and ...
10704 (fold_stmt_inplace): ... this.
10705 (fold_stmt_1): Fold references in calls and asms.
10706 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10708 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10710 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10711 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10713 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10715 * tree.c (function_args_count): Remove.
10716 * tree.h: Remove the prototype for function_args_count.
10718 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10720 * tree-iterator.c (expr_only): Remove.
10721 * tree.h: Remove the prototype for expr_only.
10723 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10725 * reginfo.c (cannot_change_mode_set_regs): Remove.
10726 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10728 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10730 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10731 whether operands 0 and 1 overlaps.
10733 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10735 PR middle-end/36902
10736 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10737 pointer. Use warning_at instead of warning.
10738 (search_for_addr_array): Likewise.
10739 (check_array_bounds): Likewise.
10740 (check_all_array_refs): Check that the incoming edge is not in the
10741 list of edges to be removed.
10742 (check_all_array_refs): Avoid the temporal pointer.
10743 (vrp_visit_cond_stmt): Fix typo.
10744 (simplify_switch_using_ranges): Handle the case where the switch
10745 index is an integer constant.
10747 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10749 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10751 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10753 * doc/extend.texi, doc/invoke.texi: Fix typos.
10755 2009-04-17 Cary Coutant <ccoutant@google.com>
10757 * tree-flow-inline.h (get_lineno): Fix inverted test.
10759 2009-04-17 Diego Novillo <dnovillo@google.com>
10761 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10762 assertion for AVAIL_OUT.
10764 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10767 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10768 * config/sh/linux-atomic.asm: Likewise.
10770 2009-04-17 Diego Novillo <dnovillo@google.com>
10772 * except.c (debug_eh_tree): New.
10773 (struct eh_region, struct eh_status): Move ...
10774 * except.h: ... here.
10775 (add_type_for_runtime): Declare extern.
10776 (lookup_type_for_runtime): Likewise.
10777 (debug_eh_tree): Declare.
10778 * Makefile.in (GTFILES): List except.h before except.c
10780 2009-04-17 Diego Novillo <dnovillo@google.com>
10782 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10783 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10784 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10785 (find_vars_r): ... here.
10786 * tree-flow.h (find_referenced_vars_in): Declare.
10787 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10788 that AVAIL_OUT exists for BLOCK.
10789 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10790 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10791 (tree-parloops.o): Likewise.
10793 2009-04-17 Simon Baldwin <simonb@google.com>
10795 * toplev.c (default_tree_printer): Add handling for %E format.
10797 2009-04-17 Diego Novillo <dnovillo@google.com>
10799 * tree-pretty-print.c (dump_generic_node): Add break after
10800 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10801 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10802 FUNCTION_TYPE together. Call print_struct_decl when printing
10803 structures and TDF_SLIM is not given.
10804 (print_struct_decl): Fix logic for detecting recursion.
10806 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10809 * gcc.c (create_at_file): New.
10810 (compile_input_file_p): New.
10811 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10812 * main.c (main): Update call to toplev_main.
10813 * toplev.c (toplev_main): Change signature. Call expandargv.
10814 * toplev.h (toplev_main): Change signature.
10816 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10818 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10819 if the latter is not constant.
10821 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10823 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10825 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10827 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10828 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10830 2009-04-17 Richard Guenther <rguenther@suse.de>
10832 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10833 Handle component references view-converting an invariant address.
10835 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10837 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10838 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10839 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10840 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10841 Use @deftypevr rather than @deftypevar.
10843 2009-04-17 Richard Guenther <rguenther@suse.de>
10845 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10846 (get_prop_source_stmt): Likewise.
10847 (can_propagate_from): Likewise.
10849 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10851 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10852 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10853 (--with-multilib-list): Add default value.
10854 * configure: Regenerate.
10855 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10856 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10857 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10858 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10859 Don't add default cpu to multilib list unnecessarily, but do enable
10860 the relevant compiler option..
10861 Add support for --with-multilib-list=<blank> and
10862 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10863 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10864 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10865 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10866 TM_MULTILIB_CONFIG.
10867 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10868 (MULTILIB_OSDIRNAMES): New variable.
10869 * config/sh/t-1e: Delete file.
10870 * config/sh/t-mlib-sh1: Delete file.
10871 * config/sh/t-mlib-sh2: Delete file.
10872 * config/sh/t-mlib-sh2a: Delete file.
10873 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10874 * config/sh/t-mlib-sh2a-single: Delete file.
10875 * config/sh/t-mlib-sh2a-single-only: Delete file.
10876 * config/sh/t-mlib-sh2e: Delete file.
10877 * config/sh/t-mlib-sh3e: Delete file.
10878 * config/sh/t-mlib-sh4: Delete file.
10879 * config/sh/t-mlib-sh4-nofpu: Delete file.
10880 * config/sh/t-mlib-sh4-single: Delete file.
10881 * config/sh/t-mlib-sh4-single-only: Delete file.
10882 * config/sh/t-mlib-sh4a: Delete file.
10883 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10884 * config/sh/t-mlib-sh4a-single: Delete file.
10885 * config/sh/t-mlib-sh4a-single-only: Delete file.
10886 * config/sh/t-mlib-sh4al: Delete file.
10887 * config/sh/t-mlib-sh5-32media: Delete file.
10888 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10889 * config/sh/t-mlib-sh5-64media: Delete file.
10890 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10891 * config/sh/t-mlib-sh5-compact: Delete file.
10892 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10893 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10894 * doc/install.texi (Options specification): Add
10895 --with-multilib-list and --with-endian.
10897 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10899 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10901 (OBJS-common): Add plugin-version.o.
10902 (plugin-version.o): New.
10903 * gcc-plugin.h (plugin_gcc_version): New.
10904 (plugin_default_version_check): New.
10905 (plugin_init_func, plugin_init): Add version argument.
10906 * plugin-version.c: New.
10907 * plugin.c (str_plugin_gcc_version_name): New.
10908 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10909 pass it to the init function.
10910 (plugin_default_version_check): New.
10912 2009-04-17 Richard Guenther <rguenther@suse.de>
10914 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10915 for decl-vs-decl disambiguation.
10917 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10919 * config/s390/s390.h (s390_tune_attr): New macro definition.
10920 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10922 2009-04-17 Richard Guenther <rguenther@suse.de>
10924 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10925 (fold_stmt_r): Likewise.
10926 (maybe_fold_reference): New function.
10927 (fold_gimple_assign): Handle cases fold_stmt_r did.
10928 (fold_stmt): Do not use fold_stmt_r.
10929 (fold_stmt_inplace): Likewise.
10931 2009-04-17 Richard Guenther <rguenther@suse.de>
10933 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10934 (record_equivalences_from_stmt): Remove useless checks and
10936 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10937 the type is already suitable.
10939 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10941 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10943 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10945 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10946 (CMPtype): Define as __gcc_CMPtype.
10948 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10950 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10951 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10953 2009-04-17 Richard Guenther <rguenther@suse.de>
10955 PR tree-optimization/39746
10956 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10957 special-casing for builtins and static variable use/def.
10958 (call_may_clobber_ref_p_1): Likewise.
10960 2009-04-16 Ian Lance Taylor <iant@google.com>
10962 * df.h: Include "timevar.h".
10963 (struct df_problem): Change tv_id field to timevar_id_t.
10964 * tree-pass.h: Include "timevar.h".
10965 (struct opt_pass): Change tv_id field to timevar_id_t.
10966 * timevar.h (timevar_id_t): Define TV_NONE.
10967 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10968 TV_NONE rather than tv_id != 0.
10969 (execute_one_pass): Likewise.
10970 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10971 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10972 dependencies to $(TREE_PASS_H).
10973 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10975 (pass_branch_target_load_optimize2): Likewise.
10976 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10977 (pass_outof_cfg_layout_mode): Likewise.
10978 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10979 (pass_rebuild_cgraph_edges): Likewise.
10980 (pass_remove_cgraph_callee_edges): Likewise.
10981 * df-core.c (pass_df_initialize_opt): Likewise.
10982 (pass_df_initialize_no_opt): Likewise.
10983 (pass_df_finish): Likewise.
10984 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10985 * except.c (pass_set_nothrow_function_flags): Likewise.
10986 (pass_convert_to_eh_region_ranges): Likewise.
10987 * final.c (pass_compute_alignments): Likewise.
10988 * function.c (pass_instantiate_virtual_regs): Likewise.
10989 (pass_init_function): Likewise.
10990 (pass_leaf_regs): Likewise.
10991 (pass_match_asm_constraints): Likewise.
10992 * gimple-low.c (pass_lower_cf): Likewise.
10993 (pass_mark_used_blocks): Likewise.
10994 * init-regs.c (pass_initialize_regs): Likewise.
10995 * integrate.c (pass_initial_value_sets): Likewise.
10996 * ira.c (pass_ira): Likewise.
10997 * jump.c (pass_cleanup_barriers): Likewise.
10998 * omp-low.c (pass_expand_omp): Likewise.
10999 (pass_lower_omp): Likewise.
11000 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11001 * recog.c (pass_split_all_insns): Likewise.
11002 (pass_split_after_reload): Likewise.
11003 (pass_split_before_regstack): Likewise.
11004 (pass_split_before_sched2): Likewise.
11005 (pass_split_for_shorten_branches): Likewise.
11006 * reginfo.c (pass_reginfo_init): Likewise.
11007 (pass_subregs_of_mode_init): Likewise.
11008 (pass_subregs_of_mode_finish): Likewise.
11009 * passes.c (pass_postreload): Likewise.
11010 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11011 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11012 (pass_warn_function_return): Likewise.
11013 (pass_warn_function_noreturn): Likewise.
11014 * tree-complex.c (pass_lower_complex): Likewise.
11015 (pass_lower_complex_O0): Likewise.
11016 * tree-if-conv.c (pass_if_conversion): Likewise.
11017 * tree-into-ssa.c (pass_build_ssa): Likewise.
11018 * tree-mudflap.c (pass_mudflap_1): Likewise.
11019 (pass_mudflap_2): Likewise.
11020 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11021 (pass_mudflap_2): Likewise.
11022 * tree-nrv.c (pass_return_slot): Likewise.
11023 * tree-object-size.c (pass_object_sizes): Likewise.
11024 * tree-optimize.c (pass_all_optimizations): Likewise.
11025 (pass_early_local_passes): Likewise.
11026 (pass_all_early_optimizations): Likewise.
11027 (pass_cleanup_cfg): Likewise.
11028 (pass_cleanup_cfg_post_optimizing): Likewise.
11029 (pass_free_datastructures): Likewise.
11030 (pass_free_cfg_annotations): Likewise.
11031 (pass_fixup_cfg): Likewise.
11032 (pass_init_datastructures): Likewise.
11033 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11034 (pass_late_warn_uninitialized): Likewise.
11035 (pass_update_address_taken): Likewise.
11036 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11037 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11038 (pass_cse_sincos): Likewise.
11039 (pass_convert_to_rsqrt): Likewise.
11040 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11041 * tree-stdarg.c (pass_stdarg): Likewise.
11042 * tree-tailcall.c (pass_tail_recursion): Likewise.
11043 (pass_tail_calls): Likewise.
11044 * tree-vect-generic.c (pass_lower_vector): Likewise.
11045 (pass_lower_vector_ssa): Likewise.
11046 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11048 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11050 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11052 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11054 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11055 logical and signext.
11057 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11060 * config/sh/predicates.md (arith_operand): Check if the operand
11061 of TRUNCATE is a REG.
11063 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11065 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11066 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11068 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11070 * tree-iterator.c (tsi_split_statement_list_after,
11071 tsi_split_statement_list_before): Remove.
11072 * tree-iterator.h: Remove the prototypes for
11073 tsi_split_statement_list_after and tsi_split_statement_list_before.
11075 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11077 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11078 * tree-ssa-propagate.h: Remove the prototype for
11079 stmt_makes_single_load.
11081 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11083 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11084 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11086 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11088 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11090 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11092 * except.c (eh_region_outer_p): Remove.
11093 * except.h: Remove the prototype for eh_region_outer_p.
11095 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11097 * function.c (current_function_assembler_name): Remove.
11098 * function.h: Remove the prototype for
11099 current_function_assembler_name.
11101 2009-04-16 Ian Lance Taylor <iant@google.com>
11103 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11104 (add_reg_note): Call alloc_reg_note.
11105 * rtl.h (alloc_reg_note): Declare.
11106 * combine.c (try_combine): Use alloc_reg_note.
11107 (recog_for_combine, move_deaths): Likewise.
11108 (distribute_notes): Use alloc_reg_note and add_reg_note.
11109 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11110 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11111 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11113 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11115 PR rtl-optimization/39762
11116 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11117 ira_may_move_out_cost): Add comments about way of their usage.
11118 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11120 * ira-conflicts.c (process_regs_for_copy): Use function
11121 ira_get_register_move_cost instead of global
11122 ira_register_move_cost.
11124 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11125 color_pass, move_spill_restore, update_curr_costs): Ditto.
11127 * ira-lives.c (process_single_reg_class_operands): Ditto.
11129 * ira-emit.c (emit_move_list): Ditto.
11131 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11132 (record_reg_classes): Ditto. Use functions
11133 ira_get_register_move_cost and ira_get_may_move_cost instead of
11134 global vars ira_register_move_cost, ira_may_move_out_cost and
11135 ira_may_move_in_cost.
11136 (record_address_regs): Don't call ira_init_register_move_cost.
11137 Use function ira_get_may_move_cost instead of global
11138 ira_may_move_in_cost.
11139 (process_bb_node_for_hard_reg_moves): Use function
11140 ira_get_register_move_cost instead of global ira_register_move_cost.
11141 (ira_costs): Don't call ira_init_register_move_cost.
11143 2009-04-16 Richard Guenther <rguenther@suse.de>
11145 * tree-cfg.c (verify_gimple_assign_binary):
11146 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11147 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11148 (create_general_new_stmt): Note that this function is broken.
11150 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11152 * common.opt (fhelp): Add Var(help_flag).
11153 * gcc-plugin.h (plugin_info): Add help.
11154 * plugin.c (plugin_name_args): Add help.
11155 (register_plugin_info): Set plugin->help.
11156 (print_help_one_plugin): New.
11157 (print_plugins_help): New.
11158 * plugin.h (print_plugins_help): New.
11159 * toplev.c (toplev_main): Call print_plugins_help if needed.
11161 2009-04-16 Richard Guenther <rguenther@suse.de>
11163 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11164 (gimple_ior_addresses_taken_1): New function.
11165 (gimple_ior_addresses_taken): Likewise.
11166 * gimple.h (struct gimple_statement_with_ops_base): Remove
11167 addresses_taken member.
11168 (gimple_ior_addresses_taken): Declare.
11169 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11170 gimple_set_addresses_taken): Remove.
11171 * ipa-reference.c (mark_address): New function.
11172 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11173 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11174 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11175 (gimple_add_to_addresses_taken): Remove.
11176 (get_tmr_operands): Call mark_address_taken.
11177 (get_asm_expr_operands): Likewise.
11178 (get_expr_operands): Likewise.
11179 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11180 (free_stmt_operands): Do not free it.
11181 * tree-ssa.c (delete_tree_ssa): Likewise.
11182 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11184 2009-04-16 Richard Guenther <rguenther@suse.de>
11186 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11187 (walk_stmt_load_store_ops): Likewise.
11188 * gimple.c (get_base_loadstore): New function.
11189 (walk_stmt_load_store_addr_ops): Likewise.
11190 (walk_stmt_load_store_ops): Likewise.
11191 * ipa-pure-const.c (check_op): Simplify.
11192 (check_load, check_store): New functions.
11193 (check_stmt): Use walk_stmt_load_store_ops.
11194 * ipa-reference.c (mark_load): Adjust signature.
11195 (mark_store): Likewise.
11196 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11198 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11200 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11201 (plugin_info): New.
11202 * opts.c (common_handle_option): Don't call print_version.
11203 * plugin.c (plugin_name_args): Add version.
11204 (register_plugin_info): New.
11205 (register_callback): Handle PLUGIN_INFO.
11206 (try_init_one_plugin): New.
11207 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11209 (finalize_one_plugin): New.
11210 (finalize_plugins): New.
11211 (print_one_plugin): New.
11212 (print_plugins_versions): New.
11213 * plugin.h (print_plugins_versions): New.
11214 (finalize_plugins): New.
11215 * toplev.c (compile_file): Don't call initialize_plugins.
11216 (print_version): Call print_plugins_versions.
11217 (toplev_main): Call initialize_plugins. Print version if needed.
11218 Call finalize_plugins.
11220 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11222 * common.opt (fversion): New.
11223 * gcc.c (print_version): New.
11224 (process_command): Don't print the version. Just set print_version.
11225 (main): Print version. Call subprocesses if print_version and
11226 verbose_flag are set.
11227 * opts.c (common_handle_option): Handle OPT_fversion.
11229 2009-04-16 Richard Guenther <rguenther@suse.de>
11230 Ira Rosen <irar@il.ibm.com>
11232 PR tree-optimization/39698
11233 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11234 type of the reduction variable. Only generate the def if
11237 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11238 make sure to first convert to an integer of the same precision.
11239 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11240 the type of the evolution correctly in computing the new
11241 induction variable base.
11243 2009-04-16 Richard Guenther <rguenther@suse.de>
11245 PR middle-end/39625
11246 * tree-cfg.c (make_blocks): Split statements with to-be
11247 abnormal SSA names on the lhs.
11249 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11251 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11252 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11253 * c-typeck.c (really_start_incremental_init): Likewise.
11254 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11255 (TARGET_INITIALIZER): Remove it.
11256 * target.h (struct target): Remove vector_opaque_p.
11257 * tree.c (build_opaque_vector_type): New.
11258 * tree.h (TYPE_VECTOR_OPAQUE): New.
11259 (build_opaque_vector_type): Declare.
11260 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11261 * config/rs6000/rs6000.c (build_opaque_vector_type,
11262 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11263 (rs6000_init_builtins): Use build_opaque_vector_type for
11264 opaque_V4SI_type_node.
11266 2009-04-15 Catherine Moore <clm@codesourcery.com>
11268 * debug.h (set_name): Declare.
11269 * dwarf2out.c (dwarf2out_set_name): Declare.
11270 (dwarf2_debug_hooks): Add set_name.
11271 (find_AT_string): New.
11272 (add_AT_string): Call find_AT_string.
11273 (dwarf2out_set_name): New.
11274 * cp/decl.c (grokdeclarator): Call set_name.
11275 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11276 * debug.c (do_nothing_debug_hooks): Likewise.
11277 * dbxout.c (dbx_debug_hooks): Likewise.
11278 * sdbout.c (sdb_debug_hooks): Likewise.
11280 2009-04-15 Michael Eager <eager@eagercon.com>
11282 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11283 reg for single-precision FPU.
11284 * config/rs6000/rs6000.md (movsi_internal1): Only for
11285 !TARGET_SINGLE_FPU.
11286 (movsi_internal1_single): New. Add pattern to move SI values to/from
11287 single-precision FP regs.
11289 2009-04-15 Richard Guenther <rguenther@suse.de>
11291 * omp-low.c (lower_rec_input_clauses): Build correct address
11293 (expand_omp_for_generic): Fix multiplication type.
11294 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11295 (generate_memset_zero): Fix types.
11296 * tree-profile.c (prepare_instrumented_value): Correctly
11299 2009-04-15 Ian Lance Taylor <iant@google.com>
11301 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11302 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11303 for -Wall and for -Wc++-compat.
11304 (c_common_post_options): For C++, set warn_enum_compare if not
11306 * c-tree.h (struct c_expr): Add field original_type.
11307 (build_external_ref): Update declaration.
11308 * c-parser.c (c_parser_braced_init): Set original_type.
11309 (c_parser_initelt): Likewise.
11310 (c_parser_expr_no_commas): Likewise.
11311 (c_parser_conditional_expression): Likewise.
11312 (c_parser_cast_expression): Likewise.
11313 (c_parser_unary_expression): Likewise. Pull setting of
11314 original_code to top of function.
11315 (c_parser_sizeof_expression): Set original_type.
11316 (c_parser_alignof_expression): Likewise.
11317 (c_parser_postfix_expression): Likewise. Pull setting of
11318 original_code to top of function.
11319 (c_parser_postfix_expression_after_paren_type): Set original_type.
11320 (c_parser_postfix_expression_after_primary): Likewise.
11321 (c_parser_expression): Likewise.
11322 * c-typeck.c (build_external_ref): Add type parameter. Change all
11324 (c_expr_sizeof_expr): Set original_type field.
11325 (parser_build_unary_op): Likewise.
11326 (parser_build_binary_op): Likewise. Optionally warn about
11327 comparisons of enums of different types.
11328 (digest_init): Set original_type field.
11329 (really_start_incremental_init): Likewise.
11330 (push_init_level, pop_init_level): Likewise.
11331 * doc/invoke.texi (Warning Options): -Wenum-compare now
11334 2009-04-15 Richard Guenther <rguenther@suse.de>
11336 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11337 out a necessary conversion.
11338 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11339 names we didn't value number.
11340 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11342 2009-04-15 Richard Guenther <rguenther@suse.de>
11344 PR tree-optimization/39764
11345 * tree-ssa-ccp.c (get_value): Canonicalize value with
11346 canonicalize_float_value.
11348 2009-04-15 Jan Hubicka <jh@suse.cz>
11350 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11351 Wrong version of patch.
11353 2009-04-15 Jan Hubicka <jh@suse.cz>
11355 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11357 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11359 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11360 our distinct integral and vector types.
11362 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11364 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11365 * init.c (build_vtbl_address): Remove call to assemble_external.
11367 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11369 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11370 output for other floating point modes.
11372 2009-04-14 Diego Novillo <dnovillo@google.com>
11374 * diagnostic.c (diagnostic_report_diagnostic): Do not
11375 warn about loaded plugins for DK_ERROR and DK_WARNING.
11376 * c-decl.c (declspecs_add_type): Move call to
11377 invoke_plugin_callbacks ...
11378 * c-parser.c (c_parser_declspecs): ... here.
11379 * plugin.c (dump_active_plugins): Tidy output.
11381 2009-04-14 Diego Novillo <dnovillo@google.com>
11382 Le-Chun Wu <lcwu@google.com>
11384 * configure.ac: Add --enable-plugin support.
11385 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11386 * Makefile.in (PLUGIN_H): Define.
11387 Export ENABLE_PLUGIN and GMPINC to site.exp.
11388 Add PLUGINLIBS to link command.
11389 Add/modify dependencies for plugin.o and files including plugin.h.
11391 * config.in: Regenerate.
11393 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11396 2009-04-14 Le-Chun Wu <lcwu@google.com>
11398 * tree-pass.h (register_one_dump_file): Add a prototype for
11399 register_one_dump_file.
11400 * toplev.c (compile_file): Call initialize_plugins.
11401 (do_compile): Call invoke_plugin_callbacks.
11402 (toplev_main): Call invoke_plugin_callbacks.
11403 * common.opt: Add -fplugin= and -fplugin-arg-.
11404 * gcc-plugin.h: New public header file for plugins to include.
11405 * plugin.c: New source file.
11406 * plugin.h: New internal header file.
11407 * passes.c (register_one_dump_file): Make it external.
11409 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11411 2009-04-14 Diego Novillo <dnovillo@google.com>
11413 * doc/plugins.texi: New.
11414 * doc/gccint.texi: Add reference to Plugins chapter.
11415 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11416 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11417 loaded plugins, if any.
11418 * timevar.def (TV_PLUGIN_INIT): Define.
11419 (TV_PLUGIN_RUN): Define.
11420 * plugin.c: Include timevar.h
11421 (plugins_active_p): New.
11422 (dump_active_plugins): New.
11423 (debug_active_plugins): New.
11425 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11427 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11429 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11431 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11433 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11434 the same as a minus without a shift.
11436 2009-04-14 Nick Clifton <nickc@redhat.com>
11438 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11439 comparisons with small integers will always produce a short
11442 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11445 2008-12-19 Diego Novillo <dnovillo@google.com>
11447 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11449 2009-04-14 Richard Guenther <rguenther@suse.de>
11451 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11453 (verify_gimple_assign_binary): Likewise. Handle shifts and
11455 (verify_gimple_phi): Print the mismatched argument position.
11456 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11458 (vect_update_init_of_dr): Likewise.
11459 * matrix-reorg.c (transform_access_sites): Do what the
11461 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11463 2009-04-13 Michael Eager <eager@eagercon.com>
11465 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11466 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11467 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11468 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11469 remove duplicate config
11471 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11473 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11474 file_name:line_number type locator of the call site.
11476 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11478 * genautomata.c: Put blank after comma.
11479 (automaton_decls): New.
11480 (struct unit_usage): Add comments to member next.
11481 (store_alt_unit_usage): Keep the list ordered.
11482 (unit_present_on_list_p, equal_alternatives_p): New.
11483 (check_regexp_units_distribution): Check units distribution
11484 correctness correctly.
11485 (main): Don't write automata if error is found. Return correct
11488 * config/m68k/cf.md (cfv4_ds): Remove.
11489 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11490 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11492 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11493 power4-load-ext, power4-store, power4-store-update,
11494 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11495 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11496 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11497 power4-sqrt, power4-isync): Modify reservation to make correct
11498 unit distribution to automata.
11500 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11501 power5-store-update, power5-two, power5-three, power5-lmul,
11502 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11504 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11506 * except.c (pass_set_nothrow_function_flags): Set name and add
11508 (set_nothrow_function_flags): Mention in the dump file when
11509 changing a function to nothrow.
11511 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11514 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11515 instead of unsigned long.
11517 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11519 * config/arm/arm.c (return_used_this_function): Remove.
11520 (arm_output_function_prologue): Remove use of
11521 return_used_this_function.
11522 (output_return_instruction): Replace use of
11523 return_used_this_function
11524 by cfun->machine->return_used_this_function.
11525 (arm_output_epilogue): Likewise.
11526 (arm_output_function_epilogue): Likewise.
11527 (thumb_unexpanded_epilogue): Likewise.
11528 * config/arm/arm.h (struct machine_function):
11529 New member return_used_this_function.
11531 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11533 * doc/install.texi: Correct description of default directory for
11534 --with-gxx-include-dir.
11536 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11538 * fold-const.c (build_range_check): Properly deal with enumeral and
11539 boolean base types.
11541 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11543 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11544 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11545 * params.h (MAX_GCSE_PASSES): Remove.
11546 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11547 in sequence. Remove ability to run multiple passes.
11548 (bypass_jumps): Report run as third CPROP pass.
11550 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11552 PR middle-end/39651
11553 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11554 when deciding whether the whole SEQUENCE can throw.
11556 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11559 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11560 offseted label references.
11562 2009-04-11 Jan Hubicka <jh@suse.cz>
11564 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11566 2009-04-11 Richard Guenther <rguenther@suse.de>
11568 PR middle-end/39732
11569 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11570 return variables as TREE_ADDRESSABLE.
11572 2009-04-11 Richard Guenther <rguenther@suse.de>
11574 PR tree-optimization/39713
11575 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11576 reference trees have SSA_NAME operands.
11578 2009-04-11 Richard Guenther <rguenther@suse.de>
11581 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11582 address expressions.
11584 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11586 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11587 match changes in Cygwin 1.7
11588 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11589 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11591 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11593 PR tree-optimization/39701
11594 * doc/invoke.texi (Optimization Options): Document change in
11595 meaning and initialization of -fdelete-null-pointer-checks.
11597 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11599 PR middle-end/39701
11600 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11602 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11605 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11607 2009-04-10 Chao-ying Fu <fu@mips.com>
11609 * doc/tm.texi (Instruction Output): Document
11610 TARGET_ASM_FINAL_POSTSCAN_INSN.
11611 * target.h (final_postscan_insn): New field in asm_out.
11612 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11613 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11614 * final.c (final_scan_insn): Call
11615 targetm.asm_out.final_postscan_insn after outputting
11616 an asm macro and a normal instruction.
11618 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11619 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11620 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11621 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11622 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11624 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11626 PR middle-end/39701
11627 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11628 variables as non-NULL even with -fdelete-null-pointer-checks.
11630 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11632 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11634 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11637 * config/i386/i386.c (classify_argument): Handle SCmode with
11638 (bit_offset % 64) != 0.
11640 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11642 * doc/invoke.texi (Optimize Options): Add cross-reference to
11643 -Q --help=optimizers examples.
11645 2009-04-10 Ben Elliston <bje@au.ibm.com>
11648 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11649 regalign for the reg == fpr and TDmode case.
11651 2009-04-09 David Ayers <ayers@fsfe.org>
11654 * objc/objc-act.c (warn_with_method): Remove helper function.
11655 (check_duplicates): Call warning and inform directly.
11656 (really_start_method): Likewise.
11658 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11660 * expmed.c (expand_divmod): Always use a comparison for a division
11661 by a large unsigned integer.
11663 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11664 for things others than variables or functions as nonzero.
11666 2009-04-09 Nick Clifton <nickc@redhat.com>
11668 * unwind-compat.c: Change copyright header to refer to version
11669 3 of the GNU General Public License with version 3.1 of the
11670 GCC Runtime Library Exception and to point readers at the
11671 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11672 * config/alpha/crtfastmath.c: Likewise.
11673 * config/alpha/linux-unwind.h: Likewise.
11674 * config/alpha/qrnnd.asm: Likewise.
11675 * config/alpha/vms-crt0-64.c: Likewise.
11676 * config/alpha/vms-crt0.c: Likewise.
11677 * config/alpha/vms-dwarf2.asm: Likewise.
11678 * config/alpha/vms-dwarf2eh.asm: Likewise.
11679 * config/alpha/vms-psxcrt0-64.c: Likewise.
11680 * config/alpha/vms-psxcrt0.c: Likewise.
11681 * config/alpha/vms_tramp.asm: Likewise.
11682 * config/arc/initfini.c: Likewise.
11683 * config/arc/lib1funcs.asm: Likewise.
11684 * config/arm/bpabi-v6m.S: Likewise.
11685 * config/arm/bpabi.S: Likewise.
11686 * config/arm/bpabi.c: Likewise.
11687 * config/arm/crti.asm: Likewise.
11688 * config/arm/crtn.asm: Likewise.
11689 * config/arm/ieee754-df.S: Likewise.
11690 * config/arm/ieee754-sf.S: Likewise.
11691 * config/arm/lib1funcs.asm: Likewise.
11692 * config/arm/libunwind.S: Likewise.
11693 * config/arm/linux-atomic.c: Likewise.
11694 * config/arm/mmintrin.h: Likewise.
11695 * config/arm/pr-support.c: Likewise.
11696 * config/arm/unaligned-funcs.c: Likewise.
11697 * config/arm/unwind-arm.c: Likewise.
11698 * config/arm/unwind-arm.h: Likewise.
11699 * config/avr/libgcc.S: Likewise.
11700 * config/bfin/crti.s: Likewise.
11701 * config/bfin/crtlibid.s: Likewise.
11702 * config/bfin/crtn.s: Likewise.
11703 * config/bfin/lib1funcs.asm: Likewise.
11704 * config/bfin/linux-unwind.h: Likewise.
11705 * config/cris/arit.c: Likewise.
11706 * config/cris/cris_abi_symbol.c: Likewise.
11707 * config/darwin-64.c: Likewise.
11708 * config/darwin-crt2.c: Likewise.
11709 * config/darwin-crt3.c: Likewise.
11710 * config/darwin.h: Likewise.
11711 * config/dbxelf.h: Likewise.
11712 * config/dfp-bit.c: Likewise.
11713 * config/dfp-bit.h: Likewise.
11714 * config/elfos.h: Likewise.
11715 * config/fixed-bit.c: Likewise.
11716 * config/fixed-bit.h: Likewise.
11717 * config/fp-bit.c: Likewise.
11718 * config/fp-bit.h: Likewise.
11719 * config/fr30/crti.asm: Likewise.
11720 * config/fr30/crtn.asm: Likewise.
11721 * config/fr30/lib1funcs.asm: Likewise.
11722 * config/freebsd-spec.h: Likewise.
11723 * config/frv/cmovd.c: Likewise.
11724 * config/frv/cmovh.c: Likewise.
11725 * config/frv/cmovw.c: Likewise.
11726 * config/frv/frvbegin.c: Likewise.
11727 * config/frv/frvend.c: Likewise.
11728 * config/frv/lib1funcs.asm: Likewise.
11729 * config/glibc-stdint.h: Likewise.
11730 * config/h8300/clzhi2.c: Likewise.
11731 * config/h8300/crti.asm: Likewise.
11732 * config/h8300/crtn.asm: Likewise.
11733 * config/h8300/ctzhi2.c: Likewise.
11734 * config/h8300/fixunssfsi.c: Likewise.
11735 * config/h8300/lib1funcs.asm: Likewise.
11736 * config/h8300/parityhi2.c: Likewise.
11737 * config/h8300/popcounthi2.c: Likewise.
11738 * config/i386/ammintrin.h: Likewise.
11739 * config/i386/att.h: Likewise.
11740 * config/i386/avxintrin.h: Likewise.
11741 * config/i386/biarch64.h: Likewise.
11742 * config/i386/bmmintrin.h: Likewise.
11743 * config/i386/cpuid.h: Likewise.
11744 * config/i386/cross-stdarg.h: Likewise.
11745 * config/i386/crtfastmath.c: Likewise.
11746 * config/i386/crtprec.c: Likewise.
11747 * config/i386/cygming-crtbegin.c: Likewise.
11748 * config/i386/cygming-crtend.c: Likewise.
11749 * config/i386/cygwin.asm: Likewise.
11750 * config/i386/emmintrin.h: Likewise.
11751 * config/i386/gmm_malloc.h: Likewise.
11752 * config/i386/gthr-win32.c: Likewise.
11753 * config/i386/i386.h: Likewise.
11754 * config/i386/immintrin.h: Likewise.
11755 * config/i386/linux-unwind.h: Likewise.
11756 * config/i386/linux64.h: Likewise.
11757 * config/i386/mm3dnow.h: Likewise.
11758 * config/i386/mmintrin-common.h: Likewise.
11759 * config/i386/mmintrin.h: Likewise.
11760 * config/i386/nmmintrin.h: Likewise.
11761 * config/i386/pmm_malloc.h: Likewise.
11762 * config/i386/pmmintrin.h: Likewise.
11763 * config/i386/smmintrin.h: Likewise.
11764 * config/i386/sol2-c1.asm: Likewise.
11765 * config/i386/sol2-ci.asm: Likewise.
11766 * config/i386/sol2-cn.asm: Likewise.
11767 * config/i386/sol2-gc1.asm: Likewise.
11768 * config/i386/tmmintrin.h: Likewise.
11769 * config/i386/unix.h: Likewise.
11770 * config/i386/w32-unwind.h: Likewise.
11771 * config/i386/wmmintrin.h: Likewise.
11772 * config/i386/x86-64.h: Likewise.
11773 * config/i386/x86intrin.h: Likewise.
11774 * config/i386/xmmintrin.h: Likewise.
11775 * config/ia64/crtbegin.asm: Likewise.
11776 * config/ia64/crtend.asm: Likewise.
11777 * config/ia64/crtfastmath.c: Likewise.
11778 * config/ia64/crti.asm: Likewise.
11779 * config/ia64/crtn.asm: Likewise.
11780 * config/ia64/fde-glibc.c: Likewise.
11781 * config/ia64/lib1funcs.asm: Likewise.
11782 * config/ia64/linux-unwind.h: Likewise.
11783 * config/ia64/quadlib.c: Likewise.
11784 * config/ia64/unwind-ia64.c: Likewise.
11785 * config/linux.h: Likewise.
11786 * config/m32c/m32c-lib1.S: Likewise.
11787 * config/m32c/m32c-lib2-trapv.c: Likewise.
11788 * config/m32c/m32c-lib2.c: Likewise.
11789 * config/m32r/initfini.c: Likewise.
11790 * config/m68hc11/larith.asm: Likewise.
11791 * config/m68hc11/m68hc11-crt0.S: Likewise.
11792 * config/m68k/cf.md: Likewise.
11793 * config/m68k/crti.s: Likewise.
11794 * config/m68k/crtn.s: Likewise.
11795 * config/m68k/lb1sf68.asm: Likewise.
11796 * config/m68k/linux-unwind.h: Likewise.
11797 * config/mcore/crti.asm: Likewise.
11798 * config/mcore/crtn.asm: Likewise.
11799 * config/mcore/lib1.asm: Likewise.
11800 * config/mips/linux-unwind.h: Likewise.
11801 * config/mips/loongson.h: Likewise.
11802 * config/mips/mips16.S: Likewise.
11803 * config/mmix/crti.asm: Likewise.
11804 * config/mmix/crtn.asm: Likewise.
11805 * config/pa/fptr.c: Likewise.
11806 * config/pa/hpux-unwind.h: Likewise.
11807 * config/pa/lib2funcs.asm: Likewise.
11808 * config/pa/linux-atomic.c: Likewise.
11809 * config/pa/linux-unwind.h: Likewise.
11810 * config/pa/milli64.S: Likewise.
11811 * config/pa/quadlib.c: Likewise.
11812 * config/pa/stublib.c: Likewise.
11813 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11814 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11815 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11816 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11817 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11818 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11819 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11820 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11821 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11822 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11823 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11824 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11825 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11826 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11827 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11828 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11829 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11830 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11831 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11832 * config/rs6000/750cl.h: Likewise.
11833 * config/rs6000/altivec.h: Likewise.
11834 * config/rs6000/biarch64.h: Likewise.
11835 * config/rs6000/crtresfpr.asm: Likewise.
11836 * config/rs6000/crtresgpr.asm: Likewise.
11837 * config/rs6000/crtresxfpr.asm: Likewise.
11838 * config/rs6000/crtresxgpr.asm: Likewise.
11839 * config/rs6000/crtsavfpr.asm: Likewise.
11840 * config/rs6000/crtsavgpr.asm: Likewise.
11841 * config/rs6000/darwin-asm.h: Likewise.
11842 * config/rs6000/darwin-fallback.c: Likewise.
11843 * config/rs6000/darwin-fpsave.asm: Likewise.
11844 * config/rs6000/darwin-ldouble.c: Likewise.
11845 * config/rs6000/darwin-tramp.asm: Likewise.
11846 * config/rs6000/darwin-unwind.h: Likewise.
11847 * config/rs6000/darwin-vecsave.asm: Likewise.
11848 * config/rs6000/darwin-world.asm: Likewise.
11849 * config/rs6000/e500crtres32gpr.asm: Likewise.
11850 * config/rs6000/e500crtres64gpr.asm: Likewise.
11851 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11852 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11853 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11854 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11855 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11856 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11857 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11858 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11859 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11860 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11861 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11862 * config/rs6000/eabi-ci.asm: Likewise.
11863 * config/rs6000/eabi-cn.asm: Likewise.
11864 * config/rs6000/eabi.asm: Likewise.
11865 * config/rs6000/linux-unwind.h: Likewise.
11866 * config/rs6000/linux64.h: Likewise.
11867 * config/rs6000/paired.h: Likewise.
11868 * config/rs6000/paired.md: Likewise.
11869 * config/rs6000/ppc64-fp.c: Likewise.
11870 * config/rs6000/ppu_intrinsics.h: Likewise.
11871 * config/rs6000/rs6000.h: Likewise.
11872 * config/rs6000/si2vmx.h: Likewise.
11873 * config/rs6000/sol-ci.asm: Likewise.
11874 * config/rs6000/sol-cn.asm: Likewise.
11875 * config/rs6000/spe.h: Likewise.
11876 * config/rs6000/spu2vmx.h: Likewise.
11877 * config/rs6000/sysv4.h: Likewise.
11878 * config/rs6000/tramp.asm: Likewise.
11879 * config/rs6000/vec_types.h: Likewise.
11880 * config/s390/linux-unwind.h: Likewise.
11881 * config/s390/tpf-unwind.h: Likewise.
11882 * config/score/crti.asm: Likewise.
11883 * config/score/crtn.asm: Likewise.
11884 * config/sh/crt1.asm: Likewise.
11885 * config/sh/crti.asm: Likewise.
11886 * config/sh/crtn.asm: Likewise.
11887 * config/sh/divtab-sh4-300.c: Likewise.
11888 * config/sh/divtab-sh4.c: Likewise.
11889 * config/sh/divtab.c: Likewise.
11890 * config/sh/lib1funcs-4-300.asm: Likewise.
11891 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11892 * config/sh/lib1funcs.asm: Likewise.
11893 * config/sh/lib1funcs.h: Likewise.
11894 * config/sh/linux-atomic.asm: Likewise.
11895 * config/sh/linux-unwind.h: Likewise.
11896 * config/sh/shmedia.h: Likewise.
11897 * config/sh/sshmedia.h: Likewise.
11898 * config/sh/ushmedia.h: Likewise.
11899 * config/sparc/crtfastmath.c: Likewise.
11900 * config/sparc/linux-unwind.h: Likewise.
11901 * config/sparc/sol2-c1.asm: Likewise.
11902 * config/sparc/sol2-ci.asm: Likewise.
11903 * config/sparc/sol2-cn.asm: Likewise.
11904 * config/spu/divmodti4.c: Likewise.
11905 * config/spu/divv2df3.c: Likewise.
11906 * config/spu/float_disf.c: Likewise.
11907 * config/spu/float_unsdidf.c: Likewise.
11908 * config/spu/float_unsdisf.c: Likewise.
11909 * config/spu/float_unssidf.c: Likewise.
11910 * config/spu/mfc_multi_tag_release.c: Likewise.
11911 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11912 * config/spu/mfc_tag_release.c: Likewise.
11913 * config/spu/mfc_tag_reserve.c: Likewise.
11914 * config/spu/mfc_tag_table.c: Likewise.
11915 * config/spu/multi3.c: Likewise.
11916 * config/spu/spu_internals.h: Likewise.
11917 * config/spu/spu_intrinsics.h: Likewise.
11918 * config/spu/spu_mfcio.h: Likewise.
11919 * config/spu/vec_types.h: Likewise.
11920 * config/spu/vmx2spu.h: Likewise.
11921 * config/stormy16/stormy16-lib2.c: Likewise.
11922 * config/svr4.h: Likewise.
11923 * config/sync.c: Likewise.
11924 * config/v850/lib1funcs.asm: Likewise.
11925 * config/vxlib-tls.c: Likewise.
11926 * config/vxlib.c: Likewise.
11927 * config/vxworks-dummy.h: Likewise.
11928 * config/xtensa/crti.asm: Likewise.
11929 * config/xtensa/crtn.asm: Likewise.
11930 * config/xtensa/ieee754-df.S: Likewise.
11931 * config/xtensa/ieee754-sf.S: Likewise.
11932 * config/xtensa/lib1funcs.asm: Likewise.
11933 * config/xtensa/lib2funcs.S: Likewise.
11934 * config/xtensa/linux-unwind.h: Likewise.
11935 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11936 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11937 * coretypes.h: Likewise.
11938 * crtstuff.c: Likewise.
11939 * defaults.h: Likewise.
11940 * dwarf2.h: Likewise.
11941 * emutls.c: Likewise.
11942 * gbl-ctors.h: Likewise.
11943 * gcov-io.h: Likewise.
11944 * ginclude/float.h: Likewise.
11945 * ginclude/iso646.h: Likewise.
11946 * ginclude/stdarg.h: Likewise.
11947 * ginclude/stdbool.h: Likewise.
11948 * ginclude/stddef.h: Likewise.
11949 * ginclude/stdfix.h: Likewise.
11950 * ginclude/stdint-gcc.h: Likewise.
11951 * ginclude/tgmath.h: Likewise.
11952 * gthr-aix.h: Likewise.
11953 * gthr-dce.h: Likewise.
11954 * gthr-gnat.c: Likewise.
11955 * gthr-gnat.h: Likewise.
11956 * gthr-lynx.h: Likewise.
11957 * gthr-mipssde.h: Likewise.
11958 * gthr-nks.h: Likewise.
11959 * gthr-posix.c: Likewise.
11960 * gthr-posix.h: Likewise.
11961 * gthr-posix95.h: Likewise.
11962 * gthr-rtems.h: Likewise.
11963 * gthr-single.h: Likewise.
11964 * gthr-solaris.h: Likewise.
11965 * gthr-tpf.h: Likewise.
11966 * gthr-vxworks.h: Likewise.
11967 * gthr-win32.h: Likewise.
11968 * gthr.h: Likewise.
11969 * libgcc2.c: Likewise.
11970 * libgcc2.h: Likewise.
11971 * libgcov.c: Likewise.
11972 * tsystem.h: Likewise.
11973 * typeclass.h: Likewise.
11974 * unwind-c.c: Likewise.
11975 * unwind-compat.h: Likewise.
11976 * unwind-dw2-fde-compat.c: Likewise.
11977 * unwind-dw2-fde-darwin.c: Likewise.
11978 * unwind-dw2-fde-glibc.c: Likewise.
11979 * unwind-dw2-fde.c: Likewise.
11980 * unwind-dw2-fde.h: Likewise.
11981 * unwind-dw2.c: Likewise.
11982 * unwind-dw2.h: Likewise.
11983 * unwind-generic.h: Likewise.
11984 * unwind-pe.h: Likewise.
11985 * unwind-sjlj.c: Likewise.
11986 * unwind.inc: Likewise.
11987 * config/arm/neon-gen.ml: Change generated copyright header to
11988 refer to version 3 of the GNU General Public License with
11989 version 3.1 of the GCC Runtime Library Exception and to point
11990 readers at the COPYING3 and COPYING3.RUNTIME files and the
11991 FSF's license web page.
11992 * config/arm/arm_neon.h: Regenerate.
11994 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11996 * config/cris/cris.md: Change copyright header to refer to version
11997 3 of the GNU General Public License.
11998 * doc/install.texi2html: Change copyright header to refer to version
11999 3 of the GNU General Public License and to point readers at the
12000 COPYING3 file and the FSF's license web page.
12001 * config/vax/linux.h: Likewise.
12003 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12005 * config/i386/i386.md (cmpcc): New.
12006 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12007 (sync_compare_and_swap_cc*): Delete.
12009 * config/s390/s390.c (s390_compare_emitted): Remove.
12010 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12011 s390_compare_emitted used to be handled. Assert that modes match.
12012 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12013 refer to sync_compare_and_swap_ccsi.
12014 * config/s390/s390.h (s390_compare_emitted): Remove.
12015 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12016 instead of s390_compare_emitted.
12017 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12018 instead of s390_compare_emitted.
12019 * config/s390/s390.md (cmpcc): New.
12020 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12021 CC_REGNUM, do not pretend it's set.
12022 (sync_compare_and_swap_cc*): Delete.
12023 * config/s390/predicates.md (cc_reg_operand): New.
12025 * expr.c (sync_compare_and_swap_cc): Delete.
12026 * optabs.h (sync_compare_and_swap_cc): Delete.
12027 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12028 is being used with can_compare_p.
12029 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12030 (find_cc_set): New.
12031 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12032 look for a MODE_CC set instead. Use emit_store_flag.
12033 (expand_compare_and_swap_loop): Likewise, with some additional
12034 complication to avoid a force_reg when useless. Use
12035 emit_cmp_and_jump_insns.
12036 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12037 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12038 sync_compare_and_swap documentation.
12040 2009-04-09 Jan Hubicka <jh@suse.cz>
12042 * except.c (find_prev_try): Break out from ....
12043 (duplicate_eh_regions): ... here; properly update prev_try pointers
12044 when duplication part of tree.
12045 (dump_eh_tree): Improve dumping.
12046 (verify_eh_region): New.
12047 (verify_eh_tree): Use it.
12049 2009-04-06 Richard Guenther <rguenther@suse.de>
12051 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12052 &ARRAY addresses by adjusting their types and prepending
12054 * tree-cfg.c (verify_gimple_assign_single): Verify that
12055 addresses are correct.
12057 2009-04-09 Richard Guenther <rguenther@suse.de>
12059 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12060 indices into an array reference if possible.
12061 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12062 Fold POINTER_PLUS_EXPR statements with invariant address.
12064 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12067 * config.gcc (powerpc64-*-linux*): Always build biarch.
12069 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12072 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12073 it and pedwarn if this results in an INTEGER_CST.
12075 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12077 * doc/install.texi: Update minimum GMP version. Remove obsolete
12078 text in MPFR section.
12080 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12082 * dwarf2out.c (class_scope_p): New static inline.
12083 (class_or_namespace_scope_p): Use it.
12084 (gen_variable_die): Use DW_TAG_member tag for static data member
12085 declarations instead of DW_TAG_variable.
12087 PR middle-end/39573
12088 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12091 2009-04-08 Richard Guenther <rguenther@suse.de>
12093 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12094 valueize random data.
12096 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12098 * config.gcc (aix tm_file): Add aix-stdint.h.
12099 (aix tm clause use_gcc_stdint): Set to wrap.
12100 * config/rs6000/aix-stdint.h: New file.
12102 2009-04-08 Richard Guenther <rguenther@suse.de>
12104 PR middle-end/36291
12105 * tree-dfa.c (add_referenced_var): Do not recurse into
12106 global initializers.
12107 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12109 (fold_const_aggregate_ref): Likewise.
12111 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12113 * recog.c (ordered_comparison_operator): New.
12114 * gensupport.c (std_preds): Add it.
12115 * doc/md.texi (Machine-Independent Predicates): Document it.
12117 2009-04-08 Jan Hubicka <jh@suse.cz>
12119 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12120 * function.h (rtl_eh): Remove exception_handler_label_map.
12121 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12122 remove_exception_handler_label, for_each_eh_label_1): Remove.
12123 (rtl_remove_unreachable_regions): Remove.
12124 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12125 (find_exception_handler_labels): Don't build the hashtable.
12126 (maybe_remove_eh_handler): Remove.
12127 (for_each_eh_label): Rewrite to walk the tree.
12128 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12129 * except.h (maybe_remove_eh_handler): Remove.
12130 * passes.c (init_optimization_passes): Schedule second EH cleanup
12132 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12133 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12135 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12137 * genoutput.c (validate_optab_operands): New.
12138 (gen_insn, gen_expand): Call it.
12140 * genflags.c (gen_insn): Detect misused iterators.
12141 (main): Pass line_no to gen_insn, exit with status 1 on error.
12143 * genextract.c (line_no): Make global.
12144 (VEC_safe_set_locstr): Change assertion to error message.
12145 (main): Exit with status 1 on error.
12147 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12151 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12152 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12153 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12154 * c-convert.c (convert): Do not call fold on results of conversion
12155 functions when the result is a C_MAYBE_CONST_EXPR.
12156 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12157 of __builtin_choose_expr.
12158 * c-typeck.c (remove_c_maybe_const_expr): New.
12159 (build_unary_op, build_conditional_expr, build_compound_expr,
12160 build_binary_op, c_objc_common_truthvalue_conversion): Call
12161 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12164 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12166 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12167 CODE to produce a new one. Add a prototype to use fold_convert_const
12169 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12172 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12173 mix declarations and code.
12175 2009-04-08 Ben Elliston <bje@au.ibm.com>
12177 * gcc.c: Replace `CC' with `GCC' throughout.
12179 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12181 * doc/invoke.texi: Document Atom support.
12183 2009-04-07 Jason Merrill <jason@redhat.com>
12186 * c-common.h, c-common.c: Add flag_pretty_templates.
12187 * c-opts.c (c_common_handle_option): Set it.
12188 * c.opt: Add -fno-pretty-templates.
12189 * doc/invoke.texi (C++ Dialect Options): Likewise.
12191 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12193 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12194 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12195 (ia64_expand_builtin): Likewise.
12197 2009-04-07 Martin Jambor <mjambor@suse.cz>
12199 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12200 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12201 ADDR_EXPRS are include too.
12203 2009-04-07 Richard Guenther <rguenther@suse.de>
12205 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12206 decls are only used if passes as parameters or if they are
12207 local statics and the call is not to a builtin.
12208 (call_may_clobber_ref_p_1): Likewise.
12210 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12212 * expr.c (do_store_flag): Remove last argument. Simplify code
12213 to avoid duplication of tests already done by can_compare_p.
12214 (expand_expr_real_1): Adjust caller.
12216 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12218 * optabs.c (can_compare_p): Test the predicate of a
12219 cbranch and cstore pattern.
12221 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12223 * expr.c (convert_move): Use emit_store_flag instead of
12226 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12228 * config/i386/i386.c (ix86_compare_emitted): Remove.
12229 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12230 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12231 * config/i386/i386.h (ix86_compare_emitted): Remove.
12232 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12233 instead of ix86_compare_emitted.
12234 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12236 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12238 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12239 Add t-sysroot-suffix to tmake_file.
12240 * config/print-sysroot-suffix.sh: New file.
12241 * config/t-sysroot-suffix: New file.
12243 2009-04-07 Ben Elliston <bje@au.ibm.com>
12245 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12246 as the latter produces a warning when the target does not support
12249 2009-04-07 Ben Elliston <bje@au.ibm.com>
12251 * dfp.c: Replace type punning assignments with memcpy throughout.
12252 * Makefile.in (dfp.o-warn): Remove.
12254 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12257 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12258 Include soft-fp/t-softfp after rs6000/t-linux64.
12260 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12262 * stor-layout.c (set_sizetype): Use the full precision of their
12263 machine mode for bitsize types.
12265 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12267 * config/i386/i386.md: Revert 2 accidental checkins.
12269 2009-04-06 Joey Ye <joey.ye@intel.com>
12270 Xuepeng Guo <xuepeng.guo@intel.com>
12271 H.J. Lu <hongjiu.lu@intel.com>
12273 Atom pipeline model, tuning and insn selection.
12274 * config.gcc (atom): Add atom config options and target.
12276 * config/i386/atom.md: New.
12278 * config/i386/i386.c (atom_cost): New cost.
12279 (m_ATOM): New macro flag.
12280 (initial_ix86_tune_features): Set m_ATOM.
12281 (x86_accumulate_outgoing_args): Likewise.
12282 (x86_arch_always_fancy_math_387): Likewise.
12283 (processor_target): Add Atom cost.
12284 (cpu_names): Add Atom cpu name.
12285 (override_options): Set Atom ISA.
12286 (ix86_issue_rate): New case PROCESSOR_ATOM.
12287 (ix86_adjust_cost): Likewise.
12289 * config/i386/i386.h (TARGET_ATOM): New target macro.
12290 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12291 (TARGET_OPT_AGU): New target option.
12292 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12293 (processor_type): Add PROCESSOR_ATOM.
12295 * config/i386/i386.md (cpu): Add new value "atom".
12296 (use_carry, movu): New attr.
12297 (atom.md): Include atom.md.
12298 (adddi3_carry_rex64): Set attr "use_carry".
12299 (addqi3_carry): Likewise.
12300 (addhi3_carry): Likewise.
12301 (addsi3_carry): Likewise.
12302 (*addsi3_carry_zext): Likewise.
12303 (subdi3_carry_rex64): Likewise.
12304 (subqi3_carry): Likewise.
12305 (subhi3_carry): Likewise.
12306 (subsi3_carry): Likewise.
12307 (x86_movdicc_0_m1_rex64): Likewise.
12308 (*x86_movdicc_0_m1_se): Likewise.
12309 (x86_movsicc_0_m1): Likewise.
12310 (*x86_movsicc_0_m1_se): Likewise.
12311 (*adddi_1_rex64): Emit add insn as much as possible.
12312 (*addsi_1): Likewise.
12313 (return_internal): Set atom_unit.
12314 (return_internal_long): Likewise.
12315 (return_pop_internal): Likewise.
12316 (*rcpsf2_sse): Set atom_sse_attr attr.
12317 (*qrt<mode>2_sse): Likewise.
12318 (*prefetch_sse): Likewise.
12320 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12322 (ix86_target_macros_internal): Likewise.
12324 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12325 (*prefetch_sse_rex): Likewise.
12326 (sse_rcpv4sf2): Likewise.
12327 (sse_vmrcpv4sf2): Likewise.
12328 (sse_sqrtv4sf2): Likewise.
12329 (<sse>_vmsqrt<mode>2): Likewise.
12330 (sse_ldmxcsr): Likewise.
12331 (sse_stmxcsr): Likewise.
12332 (*sse_sfence): Likewise.
12333 (sse2_clflush): Likewise.
12334 (*sse2_mfence): Likewise.
12335 (*sse2_lfence): Likewise.
12336 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12337 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12338 (avx_movdqu<avxmodesuffix>): Likewise.
12339 (avx_lddqu<avxmodesuffix>): Likewise.
12340 (sse2_movntv2di): Change attr "type" to "ssemov".
12341 (sse2_movntsi): Likewise.
12342 (rsqrtv8sf2): Change attr "type" to "sseadd".
12343 (sse3_addsubv2df3): Set attr "atom_unit".
12344 (sse3_h<plusminus_insn>v4sf3): Likewise.
12345 (*sse2_pmaddwd): Likewise.
12346 (*vec_extractv2di_1_rex64): Likewise.
12347 (*vec_extractv2di_1_avx): Likewise.
12348 (sse2_psadbw): Likewise.
12349 (ssse3_phaddwv8hi3): Likewise.
12350 (ssse3_phaddwv4hi3): Likewise.
12351 (ssse3_phadddv4si3): Likewise.
12352 (ssse3_phadddv2si3): Likewise.
12353 (ssse3_phaddswv8hi3): Likewise.
12354 (ssse3_phaddswv4hi3): Likewise.
12355 (ssse3_phsubwv8hi3): Likewise.
12356 (ssse3_phsubwv4hi3): Likewise.
12357 (ssse3_phsubdv4si3): Likewise.
12358 (ssse3_phsubdv2si3): Likewise.
12359 (ssse3_phsubswv8hi3): Likewise.
12360 (ssse3_phsubswv4hi3): Likewise.
12361 (ssse3_pmaddubsw128): Likewise.
12362 (sse3_pmaddubsw: Likewise.
12363 (ssse3_palignrti): Likewise.
12364 (ssse3_palignrdi): Likewise.
12366 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12368 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12370 2009-04-06 Richard Guenther <rguenther@suse.de>
12372 PR tree-optimization/28868
12373 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12374 of which PHI results we inserted.
12375 (insert_into_preds_of_block): Record inserted PHIs.
12376 (eliminate): Eliminate redundant PHI nodes.
12377 (init_pre): Init inserted_phi_names.
12379 2009-04-06 Richard Guenther <rguenther@suse.de>
12381 PR tree-optimization/39643
12382 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12383 IMAGPART_EXPRs of complex constants.
12384 (execute_fold_all_builtins): If we folded a call queue
12385 TODO_update_address_taken.
12387 2009-04-06 Jan Hubicka <jh@suse.cz>
12389 PR middle-end/39659
12390 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12393 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12395 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12397 (ic_invalidate_array): Likewise.
12399 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12401 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12402 alignment for library calls.
12404 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12406 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12407 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12408 * config/i386/mingw-stdint.h: New file.
12410 2009-04-05 Richard Guenther <rguenther@suse.de>
12412 PR tree-optimization/39648
12413 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12414 our &A vs. &A[0] IL deficiencies.
12416 2009-04-04 Jan Hubicka <jh@suse.cz>
12418 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12419 removed toplevel regions.
12420 (sjlj_mark_call_sites): Likewise.
12422 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12424 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12425 (cygwin tm clause use_gcc_stdint): Set to wrap.
12426 * config/i386/cygwin-stdint.h: New file.
12428 2009-04-04 Richard Guenther <rguenther@suse.de>
12430 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12431 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12432 single-argument PHIs if we are in loop-closed SSA form.
12433 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12434 for the pre-condition.
12435 (slpeel_tree_peel_loop_to_edge): Likewise.
12436 (vect_build_loop_niters): Take an optional sequence to append stmts.
12437 (vect_generate_tmps_on_preheader): Likewise.
12438 (vect_do_peeling_for_loop_bound): Take extra guards for the
12440 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12441 the cost model check.
12442 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12443 guards if we are going to peel. Do not apply versioning in that case.
12444 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12445 (vect_do_peeling_for_loop_bound): Likewise.
12446 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12447 loop bound only record extra pre-conditions, do not apply loop
12450 2009-04-04 Richard Guenther <rguenther@suse.de>
12452 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12455 2009-04-04 Jan Hubicka <jh@suse.cz>
12457 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12458 last_basic_block for size of bb->index indexed array.
12459 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12460 compute_out, link_btr_uses, build_btr_def_use_webs,
12461 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12463 2009-04-04 Jan Hubicka <jh@suse.cz>
12465 * except.c (remove_eh_handler_and_replace): Break out from ...
12466 (remove_eh_handler): ... here.
12467 (bring_to_root): New function.
12468 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12469 handled ones, bring others to root of tree.
12471 2009-04-04 Jan Hubicka <jh@suse.cz>
12473 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12474 (all_phis_safe_to_merge): New function.
12475 (update_info): New structure.
12476 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12477 (cleanup_empty_eh): Update SSA if possible.
12479 2009-04-04 Richard Guenther <rguenther@suse.de>
12481 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12482 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12483 (append_vuse): Likewise.
12485 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12487 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12488 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12489 instead of REG_UNSAVED for DW_CFA_undefined.
12490 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12491 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12494 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12497 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12498 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12499 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12501 2009-04-04 Richard Guenther <rguenther@suse.de>
12503 PR tree-optimization/8781
12504 PR tree-optimization/37892
12505 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12506 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12507 (valueize_refs): Call it for *& valueizations.
12508 (shared_reference_ops_from_ref): Rename to ...
12509 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12510 (shared_reference_ops_from_call): Rename to ...
12511 (valueize_shared_reference_ops_from_call): ... this and valueize.
12512 (vn_reference_lookup): Update.
12513 (visit_reference_op_call): Likewise.
12514 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12515 (eliminate): Value-replace the call address in call statements.
12517 2009-04-04 Richard Guenther <rguenther@suse.de>
12519 PR tree-optimization/39636
12520 * tree-ssa-forwprop.c
12521 (forward_propagate_addr_into_variable_array_index): Check for
12522 GIMPLE_ASSIGN before accessing the rhs code.
12524 2009-04-03 Jason Merrill <jason@redhat.com>
12526 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12528 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12530 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12531 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12532 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12533 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12534 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12535 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12536 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12537 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12538 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12539 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12540 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12541 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12542 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12543 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12544 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12545 Use fr_reg_or_fp01_operand instead of fr_register_operand
12547 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12548 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12549 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12551 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12553 PR rtl-optimization/39607
12554 PR rtl-optimization/39631
12558 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12559 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12560 instead of DF_LR_OUT.
12561 * ira-lives.c (process_bb_node_lives): Ditto.
12562 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12563 instead of DF_LR_{OUT,IN}.
12564 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12565 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12567 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12569 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12570 (execute_lower_omp): Always run but take the short way out if -fopenmp
12572 (gate_lower_omp): Remove, forcing the pass manager to always run the
12573 pass and always set PROP_gimple_lomp.
12574 (pass_lower_omp): Remove gate function.
12575 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12576 PROP_trees. Instead, require it.
12577 * ipa-cp.c (pass_ipa_cp): Likewise.
12578 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12579 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12580 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12581 and PROP_gimple_leh.
12583 2009-04-03 Richard Guenther <rguenther@suse.de>
12585 PR middle-end/13146
12586 PR tree-optimization/23940
12587 PR tree-optimization/33237
12588 PR middle-end/33974
12589 PR middle-end/34093
12590 PR tree-optimization/36201
12591 PR tree-optimization/36230
12592 PR tree-optimization/38049
12593 PR tree-optimization/38207
12594 PR tree-optimization/38230
12595 PR tree-optimization/38301
12596 PR tree-optimization/38585
12597 PR middle-end/38895
12598 PR tree-optimization/38985
12599 PR tree-optimization/39299
12600 * tree-ssa-structalias.h: Remove.
12601 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12602 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12603 (struct vuse_element_d): Remove.
12604 (struct vuse_vec_d): Likewise.
12605 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12606 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12607 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12608 VUSE_ELEMENT_VAR): Likewise.
12609 (struct voptype_d): Likewise.
12610 (NUM_VOP_FREE_BUCKETS): Likewise.
12611 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12612 (struct stmt_operands_d): Remove.
12613 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12614 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12615 VDEF_NUM, VDEF_VECT): Likewise.
12616 (copy_virtual_operands): Remove.
12617 (operand_build_cmp): Likewise.
12618 (create_ssa_artificial_load_stmt): Likewise.
12619 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12620 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12621 vuse_index and mayuse_index members. Pack and move done and iter_type
12622 members to the front.
12623 (SSA_OP_VMAYUSE): Remove.
12624 (SSA_OP_VIRTUAL_USES): Adjust.
12625 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12626 (unlink_stmt_vdef): Declare.
12627 (add_to_addressable_set): Remove.
12628 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12629 (vrp_visit_stmt): Likewise.
12630 * doc/tree-ssa.texi (Alias analysis): Update.
12631 * doc/invoke.texi (max-aliased-vops): Remove docs.
12632 (avg-aliased-vops): Likewise.
12633 * tree-into-ssa.c (syms_to_rename): Remove.
12634 (need_to_update_vops_p): Likewise.
12635 (need_to_initialize_update_ssa_p): Rename to ...
12636 (update_ssa_initialized_fn): ... this. Track function we are
12638 (symbol_marked_for_renaming): Simplify.
12639 (add_new_name_mapping): Do not set need_to_update_vops_p.
12640 (dump_currdefs): Use SYMS_TO_RENAME.
12641 (rewrite_update_stmt): Always walk all uses/defs.
12642 (dump_update_ssa): Adjust.
12643 (init_update_ssa): Take function argument. Track what we are
12645 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12646 (create_new_def_for): Initialize for cfun, assert we are initialized
12648 (mark_sym_for_renaming): Simplify.
12649 (mark_set_for_renaming): Do not initialize update-ssa.
12650 (need_ssa_update_p): Simplify. Take function argument.
12651 (name_mappings_registered_p): Assert we ask for the correct function.
12652 (name_registered_for_update_p): Likewise.
12653 (ssa_names_to_replace): Likewise.
12654 (release_ssa_name_after_update_ssa): Likewise.
12655 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12656 (dump_decl_set): Do not print a newline.
12657 (debug_decl_set): Do it here.
12658 (dump_update_ssa): And here.
12659 * tree-ssa-loop-im.c (move_computations): Adjust.
12660 (movement_possibility): Likewise.
12661 (determine_max_movement): Likewise.
12662 (gather_mem_refs_stmt): Likewise.
12663 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12664 or NAME_MEMORY_TAG.
12665 * tree-complex.c (update_all_vops): Remove.
12666 (expand_complex_move): Adjust.
12667 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12668 Simplify test for memory referencing statement. Exclude
12669 non-invariant ADDR_EXPRs.
12670 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12671 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12672 (rdg_flag_uses): Likewise.
12673 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12675 (tree_optimize_tail_calls_1): Also split the
12676 edge from the entry block if we have degenerate PHI nodes in
12677 the first basic block.
12678 * tree.c (init_ttree): Remove memory-tag related code.
12679 (tree_code_size): Likewise.
12680 (tree_node_structure): Likewise.
12681 (build7_stat): Re-write to be build6_stat.
12682 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12683 (SSA_VAR_P): Adjust.
12684 (struct tree_memory_tag): Remove.
12685 (struct tree_memory_partition_tag): Likewise.
12686 (union tree_node): Adjust.
12687 (build7): Re-write to be build6.
12688 * tree-pass.h (pass_reset_cc_flags): Remove.
12689 (TODO_update_address_taken): New flag.
12690 (pass_simple_dse): Remove.
12691 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12692 * params.h (MAX_ALIASED_VOPS): Remove.
12693 (AVG_ALIASED_VOPS): Likewise.
12694 * omp-low.c (expand_omp_taskreg): Update SSA form.
12695 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12696 aliases the lhs in a copy stmt.
12697 * tree-ssa-dse.c (struct address_walk_data): Remove.
12698 (memory_ssa_name_same): Likewise.
12699 (memory_address_same): Likewise.
12700 (get_kill_of_stmt_lhs): Likewise.
12701 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12702 unused stores. Look through PHI nodes into post-dominated regions.
12703 (dse_optimize_stmt): Simplify. Properly remove stores.
12704 (tree_ssa_dse): Compute dominators.
12705 (execute_simple_dse): Remove.
12706 (pass_simple_dse): Likewise.
12707 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12708 gimple_loaded_syms and gimple_stored_syms computation.
12709 * toplev.c (dump_memory_report): Dump alias and pta stats.
12710 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12711 (vn_reference_eq): Likewise.
12712 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12713 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12714 valueize_vuses): Remove.
12715 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12716 (get_def_ref_stmt_vuse): ... this.
12717 (vn_reference_lookup_2): New function.
12718 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12719 walking equivalent vuses. Simplify.
12720 (vn_reference_lookup): Likewise.
12721 (vn_reference_insert): Likewise.
12722 (vn_reference_insert_pieces): Likewise.
12723 (visit_reference_op_call): Simplify.
12724 (visit_reference_op_load): Likewise.
12725 (visit_reference_op_store): Likewise.
12726 (init_scc_vn): Remove shared_lookup_vuses initialization.
12727 (free_scc_vn): Remove shared_lookup_vuses freeing.
12728 (sort_vuses, sort_vuses_heap): Remove.
12729 (get_ref_from_reference_ops): Export.
12730 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12731 vector with single vuse pointer.
12732 (vn_reference_lookup_pieces, vn_reference_lookup,
12733 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12734 (shared_vuses_from_stmt): Remove.
12735 (get_ref_from_reference_ops): Declare.
12736 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12737 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12738 memory-tag related code.
12739 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12740 (likely_value): Add comment, skip static-chain of call statements.
12741 (surely_varying_stmt_p): Adjust.
12742 (gimplify_and_update_call_from_tree): Likewise.
12743 (execute_fold_all_builtins): Do not rebuild alias info.
12744 (gimplify_and_update_call_from_tree): Properly update VOPs.
12745 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12746 (copy_ref_info): Remove memory-tag related code.
12747 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12748 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12749 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12751 * tree-ssa-dom.c (gimple_p): Remove typedef.
12752 (eliminate_redundant_computations): Adjust.
12753 (record_equivalences_from_stmt): Likewise.
12754 (avail_expr_hash): Likewise.
12755 (avail_expr_eq): Likewise.
12756 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12757 (stmt_makes_single_load): Likewise.
12758 (stmt_makes_single_store): Likewise.
12759 * tree-ssa-alias.c: Rewrite completely.
12760 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12761 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12762 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12763 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12764 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12765 Remove public functions.
12766 (pass_reset_cc_flags): Remove.
12767 (pass_build_alias): Move ...
12768 * tree-ssa-structalias.c (pass_build_alias): ... here.
12769 * tree-ssa-alias.c (may_be_aliased): Move ...
12770 * tree-flow-inline.h (may_be_aliased): ... here.
12771 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12772 count_uses_and_derefs): Move ...
12773 * gimple.c: ... here.
12774 * gimple.h (count_uses_and_derefs): Declare.
12775 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12776 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12777 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12778 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12779 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12780 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12781 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12783 * tree-dfa.c (refs_may_alias_p): Move ...
12784 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12785 * tree-ssa-alias.h: New file.
12786 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12787 (statement_sink_location): Likewise.
12788 * opts.c (decode_options): Do not adjust max-aliased-vops or
12789 avg-aliased-vops values.
12790 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12791 (TV_CALL_CLOBBER): Likewise.
12792 (TV_FLOW_SENSITIVE): Likewise.
12793 (TV_FLOW_INSENSITIVE): Likewise.
12794 (TV_MEMORY_PARTITIONING): Likewise.
12795 (TV_ALIAS_STMT_WALK): New timevar.
12796 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12797 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12798 (get_address_description): Remove memory-tag related code.
12799 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12800 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12801 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12802 and immediate uses in statements. Document.
12803 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12804 (dump_symbols): Remove.
12805 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12806 * alias.c (get_deref_alias_set): New function split out from ...
12807 (get_alias_set): ... here.
12808 * alias.h (get_deref_alias_set): Declare.
12809 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12810 type parameter. Remove restrict pointer handling. Create a
12811 ref-all pointer in case type-based alias sets do not conflict.
12812 (vect_analyze_data_refs): Remove SMT related code.
12813 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12814 (vectorizable_load): Likewise.
12815 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12816 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12817 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12818 Ignore vops and SMTs.
12819 (dr_analyze_alias): Likewise..
12820 (free_data_ref): Likewise.
12821 (create_data_ref): Likewise.
12822 (analyze_all_data_dependences): Likewise.
12823 (get_references_in_stmt): Adjust.
12824 * tree-flow-inline.h (gimple_aliases_computed_p,
12825 gimple_addressable_vars, gimple_call_clobbered_vars,
12826 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12827 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12828 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12829 gimple_mem_ref_stats): Remove.
12830 (gimple_vop): New function.
12831 (op_iter_next_use): Remove vuses and mayuses cases.
12832 (op_iter_next_def): Remove vdefs case.
12833 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12834 (clear_and_done_ssa_iter): Do not set removed fields.
12835 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12836 Assert we are not iterating over vuses or vdefs if not also
12837 iterating over uses or defs.
12838 (op_iter_init_use): Likewise.
12839 (op_iter_init_def): Likewise.
12840 (op_iter_next_vdef): Remove.
12841 (op_iter_next_mustdef): Likewise.
12842 (op_iter_init_vdef): Likewise.
12843 (compare_ssa_operands_equal): Likewise.
12844 (link_use_stmts_after): Handle vuse operand.
12845 (is_call_used): Use is_call_clobbered.
12846 (is_call_clobbered): Global variables are always call clobbered,
12847 query the call-clobbers bitmap.
12848 (mark_call_clobbered): Ignore global variables.
12849 (clear_call_clobbered): Likewise.
12850 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12851 virtual operands sanity check.
12852 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12854 (TARGET_MEM_REF): Remove TMR_TAG operand.
12855 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12856 Remove call-clobber related code.
12857 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12858 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12859 partitions or escape reason.
12860 (get_single_def_stmt, get_single_def_stmt_from_phi,
12861 get_single_def_stmt_with_phi): Remove.
12862 (dump_referenced_vars): Tidy.
12863 (get_ref_base_and_extent): Allow bare decls.
12864 (collect_dfa_stats): Adjust.
12865 * graphite.c (rename_variables_in_stmt): Adjust.
12866 (graphite_copy_stmts_from_block): Likewise.
12867 (translate_clast): Likewise.
12868 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12870 (translate_vuse_through_block): Use the oracle.
12871 (phi_translate_1): Adjust.
12872 (value_dies_in_block_x): Use the oracle. Cache the outcome
12874 (valid_in_sets): Check if the VUSE for
12875 a REFERENCE is available.
12876 (eliminate): Do not remove stmts during elimination,
12877 instead queue and remove them afterwards.
12878 (do_pre): Do not rebuild alias info.
12879 (pass_pre): Run TODO_rebuild_alias before PRE.
12880 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12881 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12882 (mark_all_v_defs_stmt): Remove.
12883 (mark_all_v_defs_seq): Adjust.
12884 (sra_replace): Likewise.
12885 (scalarize_use): Likewise.
12886 (scalarize_copy): Likewise.
12887 (scalarize_init): Likewise.
12888 (scalarize_ldst): Likewise.
12889 (todoflags): Remove.
12890 (tree_sra): Do not rebuild alias info.
12891 (tree_sra_early): Adjust.
12892 (pass_sra): Run TODO_update_address_taken before SRA.
12893 * tree-predcom.c (set_alias_info): Remove.
12894 (prepare_initializers_chain): Do not call it.
12895 (mark_virtual_ops_for_renaming): Adjust.
12896 (mark_virtual_ops_for_renaming_list): Remove.
12897 (initialize_root_vars): Adjust.
12898 (initialize_root_vars_lm): Likewise.
12899 (prepare_initializers_chain): Likewise.
12900 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12901 (may_propagate_copy_into_stmt): Likewise.
12902 (merge_alias_info): Do nothing for now.
12903 (propagate_tree_value_into_stmt): Adjust.
12904 (stmt_may_generate_copy): Likewise.
12905 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12906 not mark symbols for renaming.
12907 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12908 with the same statement, make sure to update the new pointed-to one.
12909 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12910 call statements, do not mark symbols for renaming.
12911 (mark_operand_necessary): Dump something.
12912 (ref_may_be_aliased): New function.
12913 (mark_aliased_reaching_defs_necessary_1): New helper function.
12914 (mark_aliased_reaching_defs_necessary): Likewise.
12915 (mark_all_reaching_defs_necessary_1): Likewise.
12916 (mark_all_reaching_defs_necessary): Likewise.
12917 (propagate_necessity): Do not process virtual PHIs. For
12918 non-aliased loads mark all reaching definitions as necessary.
12919 For aliased loads and stores mark the immediate dominating
12920 aliased clobbers as necessary.
12921 (visited): New global static.
12922 (perform_tree_ssa_dce): Free visited bitmap after propagating
12924 (remove_dead_phis): Perform simple dead virtual PHI removal.
12925 (remove_dead_stmt): Properly unlink virtual operands when
12927 (eliminate_unnecessary_stmts): Schedule PHI removal after
12929 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12930 (process_replaceable): Likewise.
12931 (find_replaceable_in_bb): Likewise.
12932 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12933 based on the single gimple vop.
12934 (verify_flow_insensitive_alias_info): Remove.
12935 (verify_flow_sensitive_alias_info): Likewise.
12936 (verify_call_clobbering): Likewise.
12937 (verify_memory_partitions): Likewise.
12938 (verify_alias_info): Likewise.
12939 (verify_ssa): Adjust..
12940 (execute_update_addresses_taken): Export. Update SSA
12941 manually. Optimize only when optimizing. Use a local bitmap.
12942 (pass_update_address_taken): Remove TODO_update_ssa, add
12944 (pass_update_address_taken): Just use TODO_update_address_taken.
12945 (init_tree_ssa): Do not initialize addressable_vars.
12946 (verify_ssa): Verify new VUSE / VDEF properties.
12947 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12948 Do not call verify_alias_info.
12949 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12950 Do not free the loaded and stored syms bitmaps. Reset the escaped
12951 and callused solutions. Do not free addressable_vars.
12952 Remove memory-tag related code.
12953 (warn_uninitialized_var): Aliases are always available.
12954 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12955 * lambda-code.c (can_put_in_inner_loop): Adjust.
12956 (can_put_after_inner_loop): Likewise.
12957 (perfect_nestify): Likewise.
12958 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12959 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12960 (vectorizable_conversion): Do not mark symbols for renaming.
12961 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12962 (expand_call_inline): Unlink the calls virtual operands before
12964 (tree_function_versioning): Do not call update_ssa if we are not
12965 updating clones. Simplify.
12966 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12967 (propagate_with_phi): Likewise..
12968 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12969 clobber code. Assert we are not aliased or global.
12970 * tree-flow.h: Include tree-ssa-alias.h
12971 (enum escape_type): Remove.
12972 (struct mem_sym_stats_d): Likewise.
12973 (struct mem_ref_stats_d): Likewise.
12974 (struct gimple_df): Add vop member. Remove global_var,
12975 call_clobbered_vars, call_used_vars, addressable_vars,
12976 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12977 escaped and callused members.
12978 (struct ptr_info_def): Remove all members, add points-to solution
12980 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12981 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12982 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12983 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12984 (tree-ssa-alias.o): Likewise.
12985 (toplev.o): Add tree-ssa-alias.h
12986 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12987 * gimple.c (gimple_set_bb): Fix off-by-one error.
12988 (is_gimple_reg): Do not handle memory tags.
12989 (gimple_copy): Also copy virtual operands.
12990 Delay updating the statement. Do not reset loaded and stored syms.
12991 (gimple_set_stored_syms): Remove.
12992 (gimple_set_loaded_syms): Likewise.
12993 (gimple_call_copy_skip_args): Copy the virtual operands
12994 and mark the new statement modified.
12995 * tree-ssa-structalias.c (may_alias_p): Remove.
12996 (set_uids_in_ptset): Take the alias set to prune with as
12997 parameter. Fold in the alias test of may_alias_p.
12998 (compute_points_to_sets): Compute whether a ptr is dereferenced
12999 in a local sbitmap.
13000 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13001 other ADDRESSOF constraints on the lhs.
13002 (get_constraint_for_component_ref): Assert that we don't get
13003 ADDRESSOF constraints from the base of the reference.
13004 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13005 (struct variable_info): Remove collapsed_to member.
13006 (get_varinfo_fc): Remove.
13007 (new_var_info): Do not set collapsed_to.
13008 (dump_constraint): Do not follow cycles.
13009 (dump_constraint_graph): Likewise.
13010 (build_pred_graph): Likewise.
13011 (build_succ_graph): Likewise.
13012 (rewrite_constraints): Likewise.
13013 (do_simple_structure_copy): Remove.
13014 (do_rhs_deref_structure_copy): Remove.
13015 (do_lhs_deref_structure_copy): Remove.
13016 (collapse_rest_of_var): Remove.
13017 (do_structure_copy): Re-implement.
13018 (pta_stats): New global variable.
13019 (dump_pta_stats): New function.
13020 (struct constraint_expr): Make offset signed.
13021 (UNKNOWN_OFFSET): Define special value.
13022 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13023 (solution_set_expand): New helper function split out from ...
13024 (do_sd_constraint): ... here.
13025 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13026 (do_ds_constraint): Likewise.
13027 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13028 and CALLUSED = *CALLUSED.
13029 (set_union_with_increment): Make inc argument signed.
13030 (type_safe): Remove.
13031 (get_constraint_for_ptr_offset): Handle unknown and negative
13033 (first_vi_for_offset): Handle offsets before start. Bail
13034 out early for offsets beyond the variable extent.
13035 (first_or_preceding_vi_for_offset): New function.
13036 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13037 Together with ESCAPED = *ESCAPED this properly computes reachability.
13038 (find_what_var_points_to): New function.
13039 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13040 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13041 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13042 pt_solutions_intersect): New functions.
13043 (compute_call_used_vars): Remove.
13044 (compute_may_aliases): New main entry into PTA computation.
13045 * gimple.h (gimple_p): New typedef.
13046 (struct gimple_statement_base): Remove references_memory_p.
13047 (struct gimple_statement_with_memory_ops_base): Remove
13048 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13050 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13051 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13052 gimple_set_references_memory): Remove.
13053 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13054 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13056 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13057 (verify_expr): Allow RESULT_DECL.
13058 (gimple_duplicate_bb): Do not copy virtual operands.
13059 (gimple_duplicate_sese_region): Adjust.
13060 (gimple_duplicate_sese_tail): Likewise.
13061 (mark_virtual_ops_in_region): Remove.
13062 (move_sese_region_to_fn): Do not call it.
13063 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13064 and pass_simple_dse.
13065 (execute_function_todo): Handle TODO_update_address_taken,
13066 call execute_update_addresses_taken for TODO_rebuild_alias.
13067 (execute_todo): Adjust.
13068 (execute_one_pass): Init dump files early.
13069 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13071 (create_general_new_stmt): Clear vops.
13072 * tree-ssa-reassoc.c (get_rank): Adjust.
13073 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13074 symbols for renaming.
13075 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13076 (PARAM_AVG_ALIASED_VOPS): Likewise.
13077 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13078 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13079 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13080 (operand_build_cmp, copy_virtual_operands,
13081 create_ssa_artificial_load_stmt, add_to_addressable_set,
13082 gimple_add_to_addresses_taken): Remove public functions.
13083 (unlink_stmt_vdef): New function.
13085 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13087 * config.gcc (powerpc-*-linux*): Merge variants.
13089 2009-04-02 Chao-ying Fu <fu@mips.com>
13090 James Grosbach <james.grosbach@microchip.com>
13092 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13093 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13095 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13096 keep_interrupts_masked_p, use_debug_exception_return_p.
13097 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13098 keep_interrupts_masked, use_debug_exception_return.
13099 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13100 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13102 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13103 (mips_print_operand): Process COP0 registers to print $0 .. $31
13104 correctly for GAS to process.
13105 (mips_interrupt_extra_call_saved_reg_p): New function.
13106 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13108 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13109 (mips_compute_frame_info): Add supports for interrupt context that
13110 includes doubleword accumulators and COP0 registers.
13111 (mips_for_each_saved_acc): New function.
13112 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13113 mips_for_each_saved_reg.
13114 (mips_save_reg): Save accumulators.
13115 (mips_kernel_reg_p): A new for_each_rtx callback.
13116 (mips_expand_prologue): Support interrupt handlers.
13117 (mips_restore_reg): Restore accumulators.
13118 (mips_expand_epilogue): Support interrupt handlers.
13119 (mips_can_use_return_insn): Return false for interrupt handlers.
13120 (mips_epilogue_uses): New function.
13121 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13122 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13123 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13124 cop0_move): New instructions.
13125 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13126 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13128 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13130 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13131 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13132 interrupt handlers, we use K0 as the temporary register.
13133 (EPILOGUE_USES): Change to a function call.
13134 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13135 handlers, we use K0 as the temporary register.
13137 * doc/extend.texi (Function Attributes): Document interrupt,
13138 use_shadow_register_set, keep_interrupts_masked,
13139 use_debug_exception_return for MIPS attributes.
13141 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13143 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13144 Remove a number of t-files from tmake_file.
13145 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13146 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13147 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13148 target_prototype, not TARGET_PROTOTYPE.
13149 (LINK_OS_GNU_SPEC): Define.
13150 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13151 and darwin-ldoubdle.c.
13153 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13156 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13157 (cpp_options): Ditto.
13158 (default_compilers): Ditto.
13159 (display_help): Ditto.
13160 (process_command): Ditto.
13161 (do_spec_1): Ditto.
13162 (set_input): Use lbasename instead of duplicate code.
13163 (save_temps_prefix): New static for -save-temps=obj.
13164 (save_temps_length): Ditto.
13166 * doc/invoke.texi (-save-temps=obj): Document new variant to
13167 -save-temps switch.
13169 2009-04-02 Jeff Law <law@redhat.com>
13171 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13174 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13176 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13177 * configure: Regenerated.
13179 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13181 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13182 share the argument list.
13184 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13188 2009-02-12 Diego Novillo <dnovillo@google.com>
13190 * varpool.c (debug_varpool): New.
13191 * cgraph.h (debug_varpool): Declare.
13193 2009-04-02 Jan Hubicka <jh@suse.cz>
13195 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13198 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13200 * config/i386/i386.c (ix86_abi): Move initialization to ...
13201 (override_options): Here.
13203 2009-04-02 Christian Bruel <christian.bruel@st.com>
13205 * config/sh/sh.c (sh_dwarf_register_span): New function.
13206 (TARGET_DWARF_REGISTER_SPAN): Define.
13207 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13209 2009-04-02 Ira Rosen <irar@il.ibm.com>
13211 PR tree-optimization/39595
13212 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13213 interleaved loads group is not greater than the SLP group size.
13215 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13217 * builtins.c (is_builtin_name): New.
13218 (called_as_built_in): Use is_builtin_name.
13219 * tree.h (is_builtin_name): New.
13220 * varasm.c (incorporeal_function_p): Use is_builtin_name
13222 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13224 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13226 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13229 * c-decl.c (clone_underlying_type): Move this ...
13230 * c-common.c (set_underlying_type): ... here.
13231 Also, make sure the function properly sets TYPE_STUB_DECL() on
13232 the newly created typedef variant type.
13233 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13234 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13237 2009-04-02 Richard Guenther <rguenther@suse.de>
13239 PR tree-optimization/37221
13240 * tree-flow.h (degenerate_phi_result): Declare.
13241 * tree-ssa-dom.c (degenerate_phi_result): Export.
13242 * tree-scalar-evolution.c (analyze_initial_condition): If
13243 the initial condition is defined by a degenerate PHI node
13244 use the degenerate value.
13246 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13248 PR rtl-optimization/39588
13249 * combine.c (merge_outer_ops): Do not set the constant when this
13251 (simplify_shift_const_1): Do not modify it either in this case.
13253 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13255 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13256 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13258 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13261 * c-lex.c (interpret_float): Default (no suffix) is double.
13263 2009-04-1 Xinliang David Li <davidxl@google.com>
13265 * config/i386/i386.c (legitimate_constant_p): Recognize
13266 all one vector constant.
13268 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13270 * config/vax/vax.c: Add #includes to silence warnings.
13271 Change #include order to silence two warnings.
13273 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13275 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13276 (ASM_SPEC): Pass -k to the assembler for PIC code.
13278 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13280 * config.gcc: Add vax-*-linux* to the switch.
13281 * config/vax/linux.h: New file. (TARGET_VERSION,
13282 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13284 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13286 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13287 Use predicate macros instead of GET_CODE() == foo.
13288 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13289 ashlsi3, rotrsi3, <unnamed>): Likewise.
13291 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13293 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13294 jbbccihi, jbbccisi): Remova trailing whitespace.
13295 * config/vax/constraints.md: Likewise.
13296 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13297 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13298 * config/vax/predicates.md: Likewise.
13299 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13300 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13301 * config/vax/vax.h: Likewise.
13302 * config/vax/vax.md (nonlocal_goto): Likewise.
13304 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13306 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13307 (indirectable_address_p, adjacent_operands_p): Add spaces around
13309 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13311 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13313 * config/vax/vax.c (legitimate_constant_address_p,
13314 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13315 index_term_p, reg_plus_index_p, legitimate_address_p,
13316 vax_mode_dependent_address_p): Update comments to match functions
13317 modified by the recent int->bool conversion.
13319 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13321 * config/vax/builtins.md: Update copyright message.
13322 * config/vax/constraints.md: Likewise.
13323 * config/vax/netbsd-elf.h: Likewise.
13324 * config/vax/predicates.md: Likewise.
13325 * config/vax/vax-protos.h: Likewise.
13326 * config/vax/vax.c: Likewise.
13327 * config/vax/vax.h: Likewise.
13328 * config/vax/vax.md: Likewise.
13329 * config/vax/vax.opt: Likewise.
13331 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13333 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13334 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13335 * config/vax/constraints.md (B, R): Likewise.
13336 * config/vax/predicates.md (external_memory_operand,
13337 nonimmediate_addsub_di_operand): Likewise.
13338 * config/vax/vax.c (vax_output_int_add): Likewise.
13339 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13340 untyped_call): Likewise.
13342 2009-04-01 Matt Thomas <matt@3am-software.com>
13344 * config/vax/predicates.md: New file.
13345 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13346 external_const_operand, nonsymbolic_operand, external_memory_operand,
13347 indirect_memory_operand, indexed_memory_operand,
13348 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13349 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13351 * config/vax/constraints.md: New file.
13352 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13354 * config/vax/builtins.md: New file.
13355 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13356 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13358 * config/vax/vax.opt (mqmath): Add option.
13359 * config/vax/vax.md (isfx): Extend with DI.
13360 (VAXintQH, VAXintQHSD): Define.
13361 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13362 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13363 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13364 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13365 (movdi): Update constraints and use vax_output_int_move().
13366 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13367 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13368 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13369 nonlocal_goto): New.
13370 (mov<mode>): Extend accepted operand types.
13371 (subdi3_old): Rename from subdi3, change update constraints and use
13372 a new implementation.
13373 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13374 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13375 MOVE_RATIO, CLEAR_RATIO): Define.
13376 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13377 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13378 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13379 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13380 (split_quadword_operands): Make static and really allow variable
13382 (print_operand_address): Update for PIC generation.
13383 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13384 indexable_address_p, fixup_mathdi_operand,
13385 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13386 (vax_float_literal, legitimate_constant_p,
13387 indirectable_constant_address_p, index_term_p,
13388 reg_plus_index_p): Return bool instead of int.
13389 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13391 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13393 (vax_output_conditional_branch): Indent.
13394 (legitimate_constant_address_p, indirectable_constant_address_p,
13395 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13396 vax_mode_dependent_address_p): Return bool instead of int, update for
13398 * config/vax/vax-protos.h (legitimate_constant_address_p,
13399 legitimate_constant_p, legitimate_address_p,
13400 vax_mode_dependent_address_p): Change declaration to bool.
13401 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13402 vax_expand_addsub_di_operands, vax_output_int_subtract,
13403 vax_output_movmemsi): Declare.
13404 (split_quadword_operands, vax_float_literal): Delete declaration.
13405 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13406 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13407 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13408 ASM_OUTPUT_DWARF_PCREL): Define.
13409 (ASM_SPEC): Change definition to allow PIC generation.
13411 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13413 * doc/sourcebuild.texi: Update front-end requirements.
13415 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13418 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13419 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13420 (booldi3_internal3): Use boolean_or_operator instead of
13423 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13426 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13427 declarator whose size is not an integer constant expression but
13428 folds to an integer constant, then treat it as a constant
13431 2009-04-01 Richard Guenther <rguenther@suse.de>
13433 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13434 i * 4 + 2 to (i * 2 + 1) * 2.
13436 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13439 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13440 return if c_parser_asm_string_literal returned NULL.
13442 2009-04-01 Nick Clifton <nickc@redhat.com>
13444 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13446 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13447 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13448 other typedefs to avoid conflicts with libgcc2.c. Define labels
13449 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13451 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13452 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13455 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13457 * varasm.c (default_function_rodata_section): Declare DOT as
13460 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13461 Andrey Galkin <agalkin@hypercom.com>
13464 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13465 Make object_name unique for each process.
13467 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13470 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13471 addressable variables in the parallel that could go out of scope while
13472 running queued tasks.
13474 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13476 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13477 (CASE_VALUES_THRESHOLD): Redefine.
13478 * config/avr/avr.c (avr_override_options): Remove initialization of
13479 avr_case_values_threshold variable.
13480 (avr_case_values_threshold): Remove variable. Add new function.
13481 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13482 * config/avr/avr.opt (mno-tablejump): Remove option.
13483 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13485 2009-04-01 DJ Delorie <dj@redhat.com>
13487 * varasm.c (default_function_rodata_section): Don't assume
13488 anything about where the first '.' in the section name is.
13490 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13492 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13493 rs6000_emit_stack_tie.
13495 2009-03-31 Ian Lance Taylor <iant@google.com>
13497 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13498 gimple_code with GIMPLE_RESX, not RESX.
13500 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13502 * c-common.c (c_get_ident): New.
13503 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13505 2009-04-01 Ben Elliston <bje@au.ibm.com>
13507 * config/rs6000/sysv4.opt (msdata): Improve option description.
13509 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13511 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13512 (divdf3_internal_lat): Remove.
13513 (divxf3_internal_lat): Remove.
13514 (divxf3_internal_thr): Remove.
13515 (divxf): Use divxf3_internal.
13516 * config/ia64/div.md (divsf3_internal_lat): New.
13517 (divdf3_internal_lat): New.
13518 (divxf3_internal): New.
13520 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13523 * Makefile.in (USE_GCC_STDINT): Define.
13524 (stmp-int-hdrs): Install stdint.h if applicable.
13525 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13527 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13528 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13529 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13530 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13531 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13532 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13533 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13534 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13535 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13536 (c_common_nodes_and_builtins): Initialize
13537 underlying_wchar_type_node. Do not initialize
13538 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13539 nodes for new types.
13540 (c_stddef_cpp_builtins): Define macros for new types.
13541 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13543 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13544 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13545 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13546 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13547 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13548 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13549 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13550 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13551 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13552 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13553 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13554 int16_type_node, int32_type_node, int64_type_node,
13555 uint8_type_node, uint16_type_node, c_uint32_type_node,
13556 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13557 int_least32_type_node, int_least64_type_node,
13558 uint_least8_type_node, uint_least16_type_node,
13559 uint_least32_type_node, uint_least64_type_node,
13560 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13561 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13562 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13563 uintptr_type_node): Define.
13564 * c-cppbuiltin.c (builtin_define_constants,
13565 builtin_define_type_minmax): New.
13566 (builtin_define_stdint_macros): Define more macros.
13567 (c_cpp_builtins): Define more limit macros.
13568 (type_suffix): New.
13569 (builtin_define_type_max): Define in terms of
13570 builtin_define_type_minmax. Remove is_long parameter. All
13572 * config.gcc (use_gcc_stdint): Define.
13573 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13574 Add newlib-stdint.h for generic targets.
13575 * config/glibc-stdint.h, config/newlib-stdint.h,
13576 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13577 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13578 * config/score/score.h (UINTPTR_TYPE): Define.
13579 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13580 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13581 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13582 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13583 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13584 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13585 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13586 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13587 * config/spu/spu.h (STDINT_LONG32): Define.
13588 * configure.ac (use_gcc_stdint): Substitute.
13589 * configure: Regenerate.
13590 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13591 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13592 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13593 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13594 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13595 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13596 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13597 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13598 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13599 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13600 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13601 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13602 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13603 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13604 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13605 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13606 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13607 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13608 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13609 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13610 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13611 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13612 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13613 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13614 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13615 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13616 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13617 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13618 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13620 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13622 * loop-iv.c (suitable_set_for_replacement): Renamed from
13623 simplify_using_assignment; changed to return bool and to accept new
13624 args DEST and SRC. Return true iff we find a source/destination pair
13625 that can be used to make a replacement, and fill SRC and DEST if so.
13626 Remove arg ALTERED. Don't deal with altered regs here. All callers
13628 (simplify_using_initial_values): Deal with altered regs here and track
13629 more precisely the effect they have on the validity of our expression.
13631 * loop-iv.c (simplify_using_condition): A condition of the form
13632 (EQ REG CONST) can be used to simply make a substitution.
13633 (simplify_using_initial_values): Keep track of conditions we have seen
13634 and keep using them to simplify new expressions, while applying the
13635 same substitutions to them as to the expression.
13637 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13638 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13641 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13642 changed. Use this when trying to improve the upper bound.
13643 Generate the comparison by using simplify_gen_relational.
13645 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13647 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13649 (simplify_using_assignment, simplify_using_initial_values): Call
13650 replace_in_expr to make replacements. Call replace_single_def_regs
13651 once on the initial version of the expression.
13653 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13656 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13658 2009-03-31 Richard Guenther <rguenther@suse.de>
13660 PR middle-end/31029
13661 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13662 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13664 2009-03-31 Richard Guenther <rguenther@suse.de>
13666 * tree.h (div_if_zero_remainder): Declare.
13667 * fold-const.c (div_if_zero_remainder): Export.
13668 * tree-ssa-forwprop.c
13669 (forward_propagate_addr_into_variable_array_index): Handle
13670 constant array index addition outside of the variable index.
13672 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13675 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13676 define_splits, floatunssi<mode>2): Require x87 conversions from
13677 DImode to be permitted.
13679 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13681 PR preprocessor/15638
13682 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13684 2009-03-31 Richard Guenther <rguenther@suse.de>
13686 PR middle-end/23401
13687 PR middle-end/27810
13688 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13689 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13690 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13691 a separate statement.
13692 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13693 (lookup_tmp_var): Likewise.
13694 (is_gimple_formal_tmp_or_call_rhs): Remove.
13695 (is_gimple_reg_or_call_rhs): Rename to ...
13696 (is_gimple_reg_rhs_or_call): ... this.
13697 (is_gimple_mem_or_call_rhs): Rename to ...
13698 (is_gimple_mem_rhs_or_call): ... this.
13699 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13700 DECL_GIMPLE_REG_P only if is_formal is true.
13701 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13702 for non-proper post-modify expression gimplification.
13703 (gimplify_self_mod_expr): For post-modify expressions gimplify
13704 the lvalue to a minimal lvalue.
13705 (rhs_predicate_for): Remove formal temp case.
13706 (gimplify_modify_expr_rhs): Likewise.
13707 (gimplify_addr_expr): Use is_gimple_reg.
13708 (gimplify_expr): Remove formal temp cases.
13709 (gimple_regimplify_operands): Likewise.
13710 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13711 and FILTER_EXPR like constants.
13712 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13714 (is_gimple_formal_tmp_rhs): Remove.
13715 (is_gimple_reg_rhs): Remove special casing.
13716 (is_gimple_mem_rhs): Fix.
13717 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13718 (is_gimple_formal_tmp_var): Remove.
13719 (is_gimple_formal_tmp_reg): Likewise.
13720 (is_gimple_min_lval): Allow invariant component ref parts.
13721 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13722 is_gimple_formal_tmp_reg): Remove declarations.
13723 * tree-cfg.c (verify_expr): Verify that variables with address
13724 taken do not have DECL_GIMPLE_REG_P set.
13725 * tree-mudflap.c (mf_build_check_statement_for): Use
13726 force_gimple_operand instead of gimplify_expr.
13728 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13730 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13731 schedulable rows to compute_split_row.
13733 2009-03-31 Ben Elliston <bje@au.ibm.com>
13736 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13739 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13741 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13742 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13743 * configure: Regenerate.
13744 * config.in: Regenerate.
13745 * config/rs6000/rs6000.opt (mtls-markers): Add.
13746 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13747 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13748 (tls_ld_aix, tls_ld_sysv): Likewise.
13749 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13750 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13752 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13754 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13756 2009-03-30 Jan Hubicka <jh@suse.cz>
13758 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13760 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13761 detection and label handling.
13763 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13765 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13766 left_conflicts_size.
13767 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13768 ALLOCNO_LEFT_CONFLICTS_SIZE.
13770 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13771 remove_allocno_from_bucket_and_push,
13772 allocno_spill_priority_compare, push_allocnos_to_stack,
13773 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13774 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13775 (setup_allocno_left_conflicts_num): Ditto. Rename to
13776 setup_allocno_left_conflicts_size.
13777 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13778 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13779 setup_allocno_left_conflicts_size instead of
13780 setup_allocno_left_conflicts_num.
13782 * ira-build.c (ira_create_allocno): Use
13783 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13784 ALLOCNO_LEFT_CONFLICTS_NUM.
13786 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13788 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13789 instead of DF_LR_OUT.
13791 * ira-lives.c (process_bb_node_lives): Ditto.
13793 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13794 instead of DF_LR_{OUT,IN}.
13796 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13798 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13800 2009-03-30 Jan Hubicka <jh@suse.cz>
13802 * except.c (label_to_region_map): Fix thinko.
13804 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13806 PR middle-end/38237
13807 * tree.h (tree_find_value): New declaration.
13808 * tree.c (tree_find_value): New function.
13809 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13811 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13814 * c-decl.c (struct c_binding): Add locus field.
13815 (bind): Add locus argument, set locus field from it.
13816 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13817 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13818 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13819 implicitly_declare, undeclared_variable, lookup_label,
13820 declare_label, c_make_fname_decl, c_builtin_function,
13821 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13824 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13827 * config/i386/i386.c (classify_argument): Check total size of
13830 2009-03-30 Martin Jambor <mjambor@suse.cz>
13832 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13833 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13834 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13837 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13838 seen_variable_array_ref while also traversing a union.
13840 * tree-inline.c (optimize_inline_calls): Do not call
13841 cgraph_node_remove_callees.
13842 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13843 (pass_remove_cgraph_callee_edges): New variable.
13844 * passes.c (init_optimization_passes): Add
13845 pass_remove_cgraph_callee_edges after early inlining and before all
13846 late intraprocedural passes.
13848 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13850 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13852 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13853 Fix typos in names.
13855 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13857 * combine.c (simplify_comparison): Use have_insn_for.
13858 * dojump.c (do_jump): Likewise.
13860 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13862 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13863 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13864 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13865 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13866 instead of sparc_compare_emitted.
13867 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13868 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13869 instead of sparc_compare_emitted.
13871 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13873 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13874 enter/exit cfglayout mode.
13875 (pass_partition_block): Require it.
13876 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13877 (combine_instructions): Track basic blocks instead of labels.
13878 (update_cfg_for_uncondjump): New.
13879 (try_combine): Use it. Update jumps after rescanning.
13880 (pass_combine): Require PROP_cfglayout.
13881 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13883 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13885 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13886 Provide/destroy PROP_cfglayout respectively.
13887 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13888 * tree-pass.h (PROP_cfglayout): New.
13890 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13892 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13893 fold_convert_const_fixed_from_fixed,
13894 fold_convert_const_fixed_from_int,
13895 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13896 set TREE_CONSTANT_OVERFLOW.
13897 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13898 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13900 2009-03-30 Ira Rosen <irar@il.ibm.com>
13902 * tree-vect-loop-manip.c: New file.
13903 * tree-vectorizer.c: Update documentation and included files.
13904 (vect_loop_location): Make extern.
13905 (rename_use_op): Move to tree-vect-loop-manip.c
13906 (rename_variables_in_bb, rename_variables_in_loop,
13907 slpeel_update_phis_for_duplicate_loop,
13908 slpeel_update_phi_nodes_for_guard1,
13909 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13910 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13911 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13912 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13913 find_loop_location): Likewise.
13914 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13915 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13916 get_vectype_for_scalar_type, vect_is_simple_use,
13917 supportable_widening_operation, supportable_narrowing_operation):
13919 (bb_in_loop_p): Move to tree-vect-loop.c.
13920 (new_loop_vec_info, destroy_loop_vec_info,
13921 reduction_code_for_scalar_code, report_vect_op,
13922 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13923 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13924 (vect_supportable_dr_alignment): Likewise.
13925 * tree-vectorizer.h (tree-data-ref.h): Include.
13926 (vect_loop_location): Declare.
13927 Reorganize function declarations according to the new file structure.
13928 * tree-vect-loop.c: New file.
13929 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13930 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13931 * tree-vect-data-refs.c: New file.
13932 * tree-vect-patterns.c (timevar.h): Don't include.
13933 * tree-vect-stmts.c: New file.
13934 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13935 tree-vect-slp.c, tree-vect-loop.c.
13936 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13937 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13938 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13939 (tree-vect-analyze.o): Remove.
13940 (tree-vect-transform.o): Likewise.
13941 (tree-vect-data-refs.o): Add rule.
13942 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13943 tree-vect-slp.o): Likewise.
13944 (tree-vect-patterns.o): Remove redundant dependencies.
13945 (tree-vectorizer.o): Likewise.
13946 * tree-vect-slp.c: New file.
13948 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13950 * optc-gen.awk: Warn if an option flag has multiple different
13953 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13955 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13956 -floop-block): Document dependences on PPL, CLooG and Graphite.
13958 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13960 PR rtl-optimization/323
13961 * c-common.c (c_fully_fold, convert_and_check,
13962 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13963 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13964 * c-common.def (EXCESS_PRECISION_EXPR): New.
13965 * c-cppbuiltin.c (builtin_define_float_constants): Define
13966 constants with enough digits for long double.
13967 * c-lex.c (interpret_float): Interpret constant with excess
13968 precision where appropriate.
13969 * c-opts.c (c_common_post_options): Set
13970 flag_excess_precision_cmdline. Give an error for
13971 -fexcess-precision=standard for C++ for processors where the
13972 option is significant.
13973 * c-parser.c (c_parser_conditional_expression): Handle excess
13974 precision in condition.
13975 * c-typeck.c (convert_arguments): Handle arguments with excess
13977 (build_unary_op): Move excess precision outside operation.
13978 (build_conditional_expr): Likewise.
13979 (build_compound_expr): Likewise.
13980 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13981 (build_modify_expr): Handle excess precision in RHS.
13982 (convert_for_assignment): Handle excess precision in converted
13984 (digest_init, output_init_element, process_init_element): Handle
13985 excess precision in initializer.
13986 (c_finish_return): Handle excess precision in return value.
13987 (build_binary_op): Handle excess precision in operands and add
13988 excess precision as needed for operation.
13989 * common.opt (-fexcess-precision=): New option.
13990 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13991 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13992 For standard excess precision, output explicit conversion to and
13993 truncation from XFmode.
13994 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13995 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13996 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13997 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13998 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13999 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14000 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14001 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14002 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14003 define_splits, sqrt<mode>2): Disable where appropriate for
14004 standard excess precision.
14005 * convert.c (convert_to_real): Do not shorten arithmetic to type
14006 for which excess precision would be used.
14007 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14008 * doc/invoke.texi (-fexcess-precision=): Document option.
14009 (-mfpmath=): Correct index entry.
14010 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14011 flag_excess_precision): New.
14012 * langhooks.c (lhd_post_options): Set
14013 flag_excess_precision_cmdline.
14014 * opts.c (common_handle_option): Handle -fexcess-precision=.
14015 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14016 init_excess_precision): New.
14017 (lang_dependent_init_target): Call init_excess_precision.
14018 * tree.c (excess_precision_type): New.
14019 * tree.h (excess_precision_type): Declare.
14021 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14024 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14025 non-lvalue to component.
14027 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14029 PR preprocessor/34695
14030 * Makefile.in (c-opts.o): Depend on c-tree.h.
14031 * c-common.c: Move down include of diagnostic.h.
14032 (done_lexing, c_cpp_error): New.
14033 * c-common.h (done_lexing): Declare.
14034 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14036 * c-opts.c: Include c-tree.h.
14037 (c_common_init_options): Set preprocessor error callback.
14038 (c_common_handle_option): Do not set preprocessor
14039 inhibit_warnings, warnings_are_errors, warn_system_headers,
14040 pedantic_errors or inhibit_warnings flags.
14041 (c_common_post_options): Do not check cpp_errors (parse_in).
14042 (c_common_finish): Do not output dependencies if there were
14043 errors. Do not check return value of cpp_finish.
14044 * c-ppoutput.c (pp_file_change): Set input_location.
14045 * c-tree.h (c_cpp_error): Declare.
14046 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14048 (diagnostic_build_prefix): Check override_column.
14049 * diagnostic.h (diagnostic_info): Add override_column field.
14050 (diagnostic_override_column): Define.
14052 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14054 * c-common.c (c_expand_expr, c_staticp): Remove.
14055 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14056 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14057 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14058 * c-gimplify.c (gimplify_compound_literal_expr,
14059 optimize_compound_literals_in_ctor): Remove.
14060 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14061 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14062 * c-semantics.c (emit_local_var): Remove.
14064 * langhooks-def.h (lhd_expand_expr): Remove.
14065 * langhooks.c (lhd_expand_expr): Remove.
14066 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14068 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14069 handling from c-semantics.c; don't call into langhook.
14070 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14071 * gimplify.c (gimplify_compound_literal_expr,
14072 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14073 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14074 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14075 as was done in c-gimplify.c.
14076 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14077 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14078 Move from c-common.h.
14079 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14081 * tree.c (staticp): Do not call langhook.
14082 * langhooks.c (lhd_staticp): Delete.
14083 * langhooks-def.h (lhd_staticp): Delete prototype.
14084 (LANG_HOOKS_STATICP): Delete.
14085 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14087 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14088 instead of DECL_STMTs.
14090 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14098 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14100 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14101 contained expression.
14102 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14103 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14104 conditional expressions for C.
14105 (decl_constant_value_for_optimization): Move from
14106 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14107 whether optimizing and that the expression is a VAR_DECL not of
14108 array type instead of doing such checks in the caller. Do not
14109 check pedantic. Call gcc_unreachable for C++.
14110 * c-common.def (C_MAYBE_CONST_EXPR): New.
14111 * c-common.h (c_fully_fold, c_save_expr,
14112 decl_constant_value_for_optimization): New prototypes.
14113 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14114 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14115 EXPR_INT_CONST_OPERANDS): Define.
14116 * c-convert.c (convert): Strip nops from expression.
14117 * c-decl.c (groktypename): Take extra parameters expr and
14118 expr_const_operands. Update call to grokdeclarator.
14119 (start_decl): Update call to grokdeclarator. Add statement for
14120 expressions used in type of decl.
14121 (grokparm): Update call to grokdeclarator.
14122 (push_parm_decl): Update call to grokdeclarator.
14123 (build_compound_literal): Add parameter non_const and build a
14124 C_MAYBE_COSNT_EXPR if applicable.
14125 (grokdeclarator): Take extra parameters expr and
14126 expr_const_operands. Track expressions used in declaration
14127 specifiers and declarators. Fold array sizes and track whether
14128 they are constant expressions and whether they are integer
14129 constant expressions.
14130 (parser_xref_tag): Set expr and expr_const_operands fields in
14132 (grokfield): Update call to grokdeclarator.
14133 (start_function): Update call to grokdeclarator.
14134 (build_null_declspecs): Set expr and expr_const_operands fields in
14136 (declspecs_add_type): Handle expressions in typeof specifiers.
14137 * c-parser.c (c_parser_declspecs): Set expr and
14138 expr_const_operands fields for declaration specifiers.
14139 (c_parser_enum_specifier): Likewise.
14140 (c_parser_struct_or_union_specifier): Likewise.
14141 (c_parser_typeof_specifier): Likewise. Update call to
14142 groktypename. Fold expression as needed. Return expressions with
14143 type instead of adding statements.
14144 (c_parser_attributes): Update calls to c_parser_expr_list.
14145 (c_parser_statement_after_labels): Fold expression before passing
14146 to objc_build_throw_stmt.
14147 (c_parser_condition): Fold expression.
14148 (c_parser_asm_operands): Fold expression.
14149 (c_parser_conditional_expression): Use c_save_expr. Update call
14150 to build_conditional_expr.
14151 (c_parser_alignof_expression): Update call to groktypename.
14152 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14153 original_code. Fold expression argument of va_arg. Create
14154 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14155 argument to va_arg. Update calls to groktypename. Fold array
14156 index for offsetof. Verify that first argument to
14157 __builtin_choose_expr has integer type.
14158 (c_parser_postfix_expression_after_paren_type): Update calls to
14159 groktypename and build_compound_literal. Handle expressions with
14160 side effects in type name.
14161 (c_parser_postfix_expression_after_primary): Update call to
14162 c_parser_expr_list. Set original_code for calls to
14163 __builtin_constant_p.
14164 (c_parser_expr_list): Take extra parameter fold_p. Fold
14165 expressions if requested.
14166 (c_parser_objc_type_name): Update call to groktypename.
14167 (c_parser_objc_synchronized_statement): Fold expression.
14168 (c_parser_objc_receiver): Fold expression.
14169 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14170 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14171 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14172 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14173 (struct c_typespec): Add elements expr and expr_const_operands.
14174 (struct c_declspecs): Add elements expr and expr_const_operands.
14175 (groktypename, build_conditional_expr, build_compound_literal):
14177 (in_late_binary_op): Declare.
14178 * c-typeck.c (note_integer_operands): New function.
14179 (in_late_binary_op): New variable.
14180 (decl_constant_value_for_broken_optimization): Move to c-common.c
14181 and rename to decl_constant_value_for_optimization.
14182 (default_function_array_conversion): Do not strip nops.
14183 (default_conversion): Do not call
14184 decl_constant_value_for_broken_optimization.
14185 (build_array_ref): Do not fold result.
14186 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14187 result when operand is a VLA.
14188 (c_expr_sizeof_type): Update call to groktypename. Handle
14189 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14190 result when operand names a VLA type.
14191 (build_function_call): Update call to build_compound_literal.
14192 Only fold result for calls to __builtin_* functions. Strip
14193 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14194 the function designator.
14195 (convert_arguments): Fold arguments. Update call to
14196 convert_for_assignment.
14197 (build_unary_op): Handle increment and decrement of
14198 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14199 decrement earlier. Fold operand of increment and decrement.
14200 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14201 built for integer operand. Wrap returns that are INTEGER_CSTs
14202 without being integer constant expressions or that have integer
14203 constant operands without being INTEGER_CSTs.
14204 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14205 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14206 result is an integer constant expression or can be used in
14207 unevaluated parts of one and avoid folding and wrap as
14208 appropriate. Fold operands before possibly doing -Wsign-compare
14210 (build_compound_expr): Wrap result for C99 if operands can be used
14211 in integer constant expressions.
14212 (build_c_cast): Update call to digest_init. Do not ignore
14213 overflow from casting floating-point constants to integers. Wrap
14214 results that could be confused with integer constant expressions,
14215 null pointer constants or floating-point constants.
14216 (c_cast_expr): Update call to groktypename. Handle expressions
14217 included in type name.
14218 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14219 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14220 Update calls to convert_for_assignment.
14221 (convert_for_assignment): Take new parameter
14222 null_pointer_constant. Do not strip nops or call
14223 decl_constant_value_for_broken_optimization. Set
14224 in_late_binary_op for conversions to boolean.
14225 (store_init_value): Update call to digest_init.
14226 (digest_init): Take new parameter null_pointer_constant. Do not
14227 call decl_constant_value_for_broken_optimization. pedwarn for
14228 initializers not constant expressions. Update calls to
14229 convert_for_assignment.
14230 (constructor_nonconst): New.
14231 (struct constructor_stack): Add nonconst element.
14232 (really_start_incremental_init, push_init_level, pop_init_level):
14233 Handle constructor_nonconst and nonconst element.
14234 (set_init_index): Call constant_expression_warning for array
14236 (output_init_element): Fold value. Set constructor_nonconst as
14237 applicable. pedwarn for initializers not constant expressions.
14238 Update call to digest_init. Call constant_expression_warning
14239 where constant initializers are required.
14240 (process_init_element): Use c_save_expr.
14241 (c_finish_goto_ptr): Fold expression.
14242 (c_finish_return): Fold return value. Update call to
14243 convert_for_assignment.
14244 (c_start_case): Fold switch expression.
14245 (c_process_expr_stmt): Fold expression.
14246 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14247 ensure statement expression is not evaluated in constant expression.
14248 (build_binary_op): Track whether results are integer constant
14249 expressions or may occur in such, disable folding and wrap results
14250 as applicable. Fold operands for -Wsign-compare warnings unless
14252 (c_objc_common_truthvalue_conversion): Handle results folded to
14253 integer constants that are not integer constant expressions.
14254 * doc/extend.texi: Document when typeof operands are evaluated,
14255 that condition of __builtin_choose_expr is an integer constant
14256 expression, and more about use of __builtin_constant_p in
14259 2009-03-29 Richard Guenther <rguenther@suse.de>
14261 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14262 propagate addresses of array references.
14264 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14266 * regmove.c (perhaps_ends_bb_p): Remove.
14267 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14268 from INSN and check that the main loop stays within that basic block.
14269 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14270 (regmove_forward_pass): Split out from regmove_optimize. Use
14271 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14272 (regmove_backward_pass): Split out from regmove_optimize. Use
14273 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14274 (regmove_optimize): Simplify.
14276 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14279 * config/i386/i386.c (classify_argument): Ignore flexible array
14280 member in struct and warn ABI change.
14282 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14284 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14286 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14287 (ix86_adjust_cost): Updated.
14289 2009-03-29 Jan Hubicka <jh@suse.cz>
14291 PR middle-end/28850
14292 * tree-pass.h (pass_cleanup_eh): New function.
14293 (remove_unreachable_regions): Break code handling RTL
14294 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14295 that can not be reached by runtime.
14296 (can_be_reached_by_runtime): New function.
14297 (label_to_region_map): New function.
14298 (num_eh_regions): New function.
14299 (rtl_remove_unreachable_regions): New function.
14300 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14301 (remove_eh_region): New function.
14302 * except.h: Include sbitmap and vecprim.
14303 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14304 num_eh_regions): Declare.
14305 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14306 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14307 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14308 (tree_empty_eh_handler_p): New function.
14309 (cleanup_empty_eh): New function.
14310 (cleanup_eh): New function.
14311 (pass_cleanup_eh): New function.
14313 2009-03-29 Jan Hubicka <jh@suse.cz>
14315 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14316 for removed regions.
14318 2009-03-29 Jan Hubicka <jh@suse.cz>
14320 * except.c (dump_eh_tree): Dump all datastructures.
14322 2009-03-29 Jan Hubicka <jh@suse.cz>
14324 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14325 (duplicate_eh_regions_1): Likewise.
14326 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14327 vector; call EH verification.
14328 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14329 Be ready for region being removed.
14331 2009-03-29 Jan Hubicka <jh@suse.cz>
14333 * bitmap.c (bitmap_last_set_bit): New function.
14334 * bitmap.h (bitmap_last_set_bit): Declare.
14336 2009-03-29 David Ayers <ayers@fsfe.org>
14339 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14340 by calling objc_compare_types and surpress warnings about
14341 incompatible C pointers that are compatible ObjC pointers.
14343 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14345 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14346 call initialize_inline_failed.
14347 (initialize_inline_failed): Move it from here ...
14348 * cgraph.c (initialize_inline_failed): ... to here.
14349 (cgraph_create_edge): Call initialize_inline_failed rather than
14350 setting inline_failed directly.
14352 2009-03-29 Ben Elliston <bje@au.ibm.com>
14355 * sysv4.opt (msdata): Improve comment.
14356 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14357 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14359 2009-03-29 Ben Elliston <bje@au.ibm.com>
14362 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14363 load and store attributes.
14365 2009-03-29 Ben Elliston <bje@au.ibm.com>
14367 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14368 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14369 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14370 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14371 __builtin_infq and __builtin_huge_valq.
14373 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14375 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14377 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14378 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14380 2009-03-28 Xinliang David Li <davidxl@google.com>
14382 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14383 (do_dbg_cnt): New function.
14385 2009-03-28 Jan Hubicka <jh@suse.cz>
14387 Merge from pretty-ipa:
14389 2009-03-27 Jan Hubicka <jh@suse.cz>
14391 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14392 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14393 * passes.c (function_called_by_processed_nodes_p): New.
14394 * ipa-pure-const.c (check_call): Fix handling of operands.
14395 (analyze_function): Dump debug output for skipped bodies.
14396 (local_pure_const): Use function_called_by_processed_nodes_p.
14397 * dwarf2out.c (reference_to_unused): Use output.
14398 * passes.c (do_per_function_toporder): Likewise.
14400 2008-11-12 Jan Hubicka <jh@suse.cz>
14402 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14403 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14404 state_set_in_source enum
14405 (check_decl): Ignore memory tags; do not set fake looping flags;
14407 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14408 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14409 (check_call, analyze_function): Rewrite.
14411 (add_new_function): Update call of analyze_function.
14412 (generate_summary): Add call of analyze_function.
14413 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14414 (local_pure_const): New function.
14415 (pass_local_pure_const): New pass.
14416 * ipa-inline.c (inline_transform): Set after_inlining.
14417 * tree-eh.c (stmt_can_throw_external): New.
14418 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14419 work with aliasing built.
14420 * tree-flow.h (stmt_can_throw_external): New.
14421 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14422 and local pure/const pass in early and late optimization queue.
14424 2009-03-28 Martin Jambor <mjambor@suse.cz>
14426 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14428 (fold_binary): Allow function decl aligment consideration is the
14429 second argument is integer constant one.
14430 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14431 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14432 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14434 2009-03-28 Jan Hubicka <jh@suse.cz>
14436 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14437 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14438 * function.h (rtl_data): Add nothrow flag.
14439 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14440 set DECL_NOTHROW for AVAILABLE functions.
14442 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14444 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14445 following vector keyword has expansion starting with pixel or bool
14446 keyword, expand vector to __vector and pixel or bool to __pixel or
14450 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14451 warn_if_disallowed_function_p): Removed.
14452 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14453 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14454 warning_if_disallowed_function_p.
14455 * flags.h (warn_if_disallowed_function_p,
14456 warn_disallowed_functions): Removed.
14457 * common.opt (Wdisallowed-function-list=): Removed.
14458 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14460 2009-03-28 Richard Guenther <rguenther@suse.de>
14462 PR tree-optimization/38723
14463 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14466 2009-03-28 Jan Hubicka <jh@suse.cz>
14468 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14469 test introduced by my previous patch.
14471 2009-03-28 Richard Guenther <rguenther@suse.de>
14473 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14474 the PHIs value undefined.
14476 2009-03-28 Jan Hubicka <jh@suse.cz>
14478 * tree-pass.h (pass_fixup_cfg): New pass.
14479 * ipa-inline.c (inline_transform): Set
14480 always_inline_functions_inlined/after_inlining.
14481 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14482 (pass_fixup_cfg): New pass.
14483 * passes.c (init_optimization_passes): Add fixup_cfg.
14485 2009-03-28 Richard Guenther <rguenther@suse.de>
14487 PR tree-optimization/38458
14488 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14489 argument use the arguments copy-of value.
14491 2009-03-28 Richard Guenther <rguenther@suse.de>
14493 PR tree-optimization/38180
14494 * tree-ssa-ccp.c (get_default_value): Simplify.
14495 (likely_value): Likewise.
14496 (surely_varying_stmt_p): Properly handle VOP case.
14497 (ccp_initialize): Likewise.
14498 (ccp_fold): Handle propagating through *&.
14499 (fold_const_aggregate_ref): Also handle decls.
14501 2009-03-28 Jan Hubicka <jh@suse.cz>
14503 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14504 * cgraph.h (cgraph_node): Likewise.
14505 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14506 (cgraph_reset_node): Use process flag.
14507 (cgraph_mark_functions_to_output): Likewise.
14508 (cgraph_expand_function): Likewise.
14509 (cgraph_expand_all_functions): Likewise.
14510 (cgraph_output_in_order): Likewise.
14511 * dwarf2out.c (reference_to_unused): Likewise.
14512 * passes.c do_per_function_toporder): Likewise.
14514 2009-03-28 Jan Hubicka <jh@suse.cz>
14516 Bring from lto-branch:
14518 2008-09-03 Doug Kwan <dougkwan@google.com>
14520 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14521 enums instead of reason strings.
14522 * cgraph.c (cgraph_create_edge): Same.
14523 (cgraph_inline_failed_string): New function.
14524 * cgraph.h (cgraph_inline_failed_t): New enum type.
14525 (cgraph_inline_failed_string): New prototype.
14526 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14527 char pointer to cgraph_inline_failed_t.
14528 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14529 (cgraph_default_inline_p): Ditto.
14530 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14531 to cgraph_inline_failed_t pointer.
14532 * cif-code.def: New file.
14533 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14535 (cgraph_check_inline_limits): Change type of REASON to pointer to
14536 cgraph_inline_failed_t. Replace reason strings with enums.
14537 (cgraph_default_inline_p): Ditto.
14538 (cgraph_recursive_inlining_p): Ditto.
14539 (update_caller_keys): Change type of FAILED_REASON to
14540 cgraph_inline_failed_t.
14541 (cgraph_set_inline_failed): Change type of REASON to pointer to
14542 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14543 convert enums to strings for text output.
14544 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14545 to be of type cgraph_inline_failed_t. Replace reason strings with
14546 enums. Call cgraph_inline_failed_string to covert enums
14547 to strings for text output.
14548 (cgraph_decide_inlining): Replace reason strings with enums.
14549 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14550 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14552 * tree-inline.c (expand_call_inline): Change type of REASON
14553 to cgraph_inline_failed_t. Replace reason strings with enums.
14554 Call cgraph_inline_failed_string for text output.
14555 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14558 2009-03-28 Jan Hubicka <jh@suse.cz>
14560 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14561 cgraph_clone_node): Remove master clone handling.
14562 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14563 * cgraph.h (master_clone): Remove.
14564 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14565 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14566 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14568 2009-03-28 Jan Hubicka <jh@suse.cz>
14570 * cgraph.c (cgraph_function_body_availability): Functions declared
14571 inline are always safe to assume that it is not going to be replaced.
14573 2009-03-28 Richard Guenther <rguenther@suse.de>
14575 PR tree-optimization/38513
14576 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14577 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14578 EXC_PTR_EXPR and FILTER_EXPR.
14579 (get_ref_from_reference_ops): Likewise.
14581 2009-03-28 Richard Guenther <rguenther@suse.de>
14583 PR tree-optimization/38968
14584 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14585 Use FLOOR_MOD_EXPR to compute misalignment.
14587 2009-03-28 Richard Guenther <rguenther@suse.de>
14589 PR tree-optimization/37795
14590 * tree.h (combine_comparisons): Declare.
14591 * fold-const.c (combine_comparisons): Export.
14592 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14594 (ifcombine_iforif): Use combine_comparisons.
14596 2009-03-28 Jan Hubicka <jh@suse.cz>
14598 * tree-eh.c (inlinable_call_p): New function.
14599 (make_eh_edges): Use it.
14600 (verify_eh_edges): Use it.
14601 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14602 * except.c (reachable_next_level): Add inlinable_function argument
14603 (sjlj_find_directly_reachable_regions): Update.
14604 (add_reachable_handler): Do not set saw_any_handlers.
14605 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14606 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14607 Add new inlinable call parameter.
14608 (can_throw_internal, can_throw_external): Update.
14609 * except.h (can_throw_internal_1, can_throw_external_1,
14610 foreach_reachable_handler): Update declaration.
14612 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14614 * config/arm/t-arm-coff, config/h8300/coff.h,
14615 config/i386/i386-aout.h, config/i386/i386-coff.h,
14616 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14617 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14618 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14619 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14620 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14621 sys-types.h: Remove.
14622 * Makefile.in: Remove protoize and fixproto support and references
14624 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14625 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14627 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14628 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14629 unprotoize$(exeext).
14630 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14631 (.PHONY): Don't depend on proto.
14632 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14633 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14634 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14635 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14636 build/gen-protos.o, build/scan.o, xsys-protos.h,
14637 build/fix-header$(build_exeext), build/fix-header.o,
14638 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14639 stmp-install-fixproto): Remove.
14640 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14641 SYSCALLS.c or fixproto files.
14642 (install-common): Don't install protoize.
14643 (install-headers-tar, install-headers-cpio, install-headers-cp):
14644 Don't depend on $(STMP_FIXPROTO).
14645 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14646 install fixproto files or write out fixproto settings.
14647 (uninstall): Don't uninstall protoize.
14648 * config.gcc (use_fixproto): Remove.
14649 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14650 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14651 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14652 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14653 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14654 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14655 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14656 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14657 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14658 * config/t-vxworks (STMP_FIXPROTO): Remove.
14659 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14660 STMP_FIXPROTO): Remove.
14661 * config.in, configure: Regenerate.
14662 * crtstuff.c (gid_t, uid_t): Don't undefine.
14663 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14664 (arm-*-coff, arm-*-aout: Remove target entries.
14665 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14666 Remove mention of AIX 4.1.
14667 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14668 * doc/invoke.texi (Running Protoize): Remove.
14669 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14670 (Protoize Caveats): Remove.
14671 * tsystem.h: Update comments on headers assumed to exist.
14673 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14675 * genautomata.c: Add a new year to the copyright. Add a new
14677 (struct insn_reserv_decl): Add comments for member bypass_list.
14678 (find_bypass): Remove.
14679 (insert_bypass): New.
14680 (process_decls): Use insert_bypass.
14681 (output_internal_insn_latency_func): Output all bypasses with the
14682 same input insn in one switch case.
14684 * rtl.def (define_bypass): Describe bypass choice.
14685 * doc/md.texi (define_bypass): Ditto.
14687 2009-03-27 Richard Guenther <rguenther@suse.de>
14689 * gimplify.c (mark_addressable): Export.
14690 * tree-flow.h (mark_addressable): Declare.
14691 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14692 * tree-ssa.c (verify_phi_args): Verify that address taken
14693 variables have TREE_ADDRESSABLE set.
14695 2009-03-27 Richard Guenther <rguenther@suse.de>
14697 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14698 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14699 Do not mark decls TREE_ADDRESSABLE.
14700 (build_fold_addr_expr): Adjust.
14701 (fold_addr_expr): Remove.
14702 (fold_unary): Use build_fold_addr_expr.
14703 (fold_comparison): Likewise.
14704 (split_address_to_core_and_offset): Likewise.
14705 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14707 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14708 (gimplify_modify_expr_to_memcpy): Mark source and destination
14710 * omp-low.c (create_omp_child_function): Mark the object decl
14712 (lower_rec_input_clauses): Mark the var we take the address of
14714 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14716 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14718 PR middle-end/39315
14719 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14720 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14722 2009-03-27 Richard Guenther <rguenther@suse.de>
14724 PR tree-optimization/39120
14725 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14727 (handle_lhs_call): Process return constraints. Add escape
14728 constraints if necessary.
14729 (handle_const_call): Fill out return constraints. Make nested
14730 case more precise. Avoid consttmp if possible.
14731 (handle_pure_call): Fill out return constraints. Avoid
14732 callused if possible.
14733 (find_func_aliases): Simplify call handling.
14735 2009-03-27 Richard Guenther <rguenther@suse.de>
14737 PR tree-optimization/39120
14738 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14739 as a representative.
14740 (solve_graph): Do propagate CALLUSED.
14741 (handle_pure_call): Use a scalar constraint from CALLUSED for
14743 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14746 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14749 * c-common.c (handle_aligned_attribute): Properly check alignment
14750 overflow. Use (1U << i) instead of (1 << i).
14752 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14754 * expr.h (get_mem_align_offset): Updated.
14756 * tree.h (tree_decl_common): Change align to "unsigned int" and
14757 move it before pointer_alias_set.
14759 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14760 Jakub Jelinek <jakub@redhat.com>
14763 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14764 gr_register_operand with gr_reg_or_0_operand.
14765 (cmpxchg_rel_di): Likewise.
14766 (sync_lock_test_and_set<mode>): Likewise.
14768 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14770 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14771 (true_regnum): Likewise.
14773 * rtlanal.c (subreg_info): Moved to ...
14774 * rtl.h (subreg_info): Here. New.
14775 (subreg_get_info): New.
14777 * rtlanal.c (subreg_get_info): Make it extern.
14779 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14782 * config/i386/i386.c (ix86_abi): New.
14783 (override_options): Handle -mabi=.
14784 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14785 (ix86_call_abi_override): Likewise.
14786 (init_cumulative_args): Likewise.
14787 (function_arg_advance): Likewise.
14788 (function_arg_64): Likewise.
14789 (function_arg): Likewise.
14790 (ix86_pass_by_reference): Likewise.
14791 (ix86_function_value_regno_p): Likewise.
14792 (ix86_build_builtin_va_list_abi): Likewise.
14793 (setup_incoming_varargs_64): Likewise.
14794 (is_va_list_char_pointer): Likewise.
14795 (ix86_init_machine_status): Likewise.
14796 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14797 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14798 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14799 (ix86_function_abi): Make it static and return enum calling_abi.
14800 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14802 (ix86_fn_abi_va_list): Updated.
14804 * config/i386/i386.h (ix86_abi): New.
14805 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14806 (CONDITIONAL_REGISTER_USAGE): Likewise.
14807 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14808 (machine_function): Likewise.
14810 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14812 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14813 (STACK_BOUNDARY): Likewise.
14814 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14816 * config/i386/i386.opt (mabi=): New.
14818 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14819 return enum calling_abi.
14820 (ix86_function_type_abi): Likewise.
14821 (ix86_function_abi): Removed.
14823 * doc/invoke.texi: Document -mabi= option for x86.
14825 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14827 * builtins.c (real_dconstp): Delete.
14828 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14830 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14831 Jakub Jelinek <jakub@redhat.com>
14834 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14835 (gen_subprogram_die): When a function is explicit, generate the
14836 DW_AT_explicit attribute.
14837 * langhooks.h (struct lang_hooks_for_decls): Add
14838 function_decl_explicit_p langhook.
14839 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14840 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14842 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14844 * builtins.c (fold_builtin_memory_op): Optimize memmove
14845 into memcpy if we can prove source and destination don't overlap.
14847 * tree-inline.c: Include gt-tree-inline.h.
14848 (clone_fn_id_num): New variable.
14849 (clone_function_name): New function.
14850 (tree_function_versioning): Use it.
14851 * Makefile.in (GTFILES): Add tree-inline.c.
14853 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14855 * BASE-VER: Change to 4.5.0.
14857 2009-03-27 Xinliang David Li <davidxl@google.com>
14859 PR tree-optimization/39557
14860 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14862 2009-03-27 Xinliang David Li <davidxl@google.com>
14864 PR tree-optimization/39548
14865 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14868 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14870 * c-common.c (pointer_int_sum): Use %wd on return from
14873 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14875 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14876 on return from tree_low_cst.
14878 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14881 * ginclude/stdarg.h (va_copy): Define also for
14882 __GXX_EXPERIMENTAL_CXX0X__.
14884 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14887 * builtins.h (c_strlen): Do not warn here.
14888 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14889 * c-common.c (pointer_int_sum): Take an explicit location.
14890 Warn about offsets out of bounds.
14891 * c-common.h (pointer_int_sum): Adjust declaration.
14893 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14895 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14898 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14901 * opts.c (warn_if_disallowed_function_p): Don't assume
14902 get_callee_fndecl must return non-NULL.
14904 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14906 PR rtl-optimization/39522
14907 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14908 when reg_reloaded_valid is set.
14910 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14912 * config/spu/divv2df3.c: New file.
14913 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14914 (DPBIT_FUNCS): Filter out _div_df.
14916 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14918 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14919 a jump insn, count that jump in the distance to the loop start.
14921 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14924 * config/sh/sh.c (calc_live_regs): Fix condition for global
14925 registers except PIC_OFFSET_TABLE_REGNUM.
14927 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14930 * doc/invoke.texi (-mconsole): New.
14932 (-mno-cygwin): New.
14934 (-mnop-fun-dllimport): New.
14938 (sub section "i386 and x86-64 Windows Options"): New.
14940 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14942 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14943 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14945 2009-03-25 Richard Guenther <rguenther@suse.de>
14947 PR middle-end/39497
14948 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14951 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14953 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14954 neither of haifa/selective schedulers are working.
14956 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14958 * doc/invoke.texi (Debugging Options): Fix description of
14959 -fno-merge-debug-strings.
14961 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14963 * config/cris/libgcc.ver: New version-script.
14964 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14966 * configure.ac <GAS features, nop mnemonic>: Add pattern
14967 crisv32-*-* for "nop".
14968 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14969 * configure: Regenerate.
14971 2009-03-24 Ira Rosen <irar@il.ibm.com>
14973 PR tree-optimization/39529
14974 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14975 mark_sym_for_renaming for the tag copied to the new vector
14978 2009-03-24 Arthur Loiret <aloiret@debian.org>
14980 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14981 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14982 EXTRA_SPEC_FUNCTIONS.
14983 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14984 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14985 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14986 -march and -mtune options.
14988 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14990 * config/m68k/t-rtems: Add m5329 multilib.
14992 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14993 Jakub Jelinek <jakub@redhat.com>
14996 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14999 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15002 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15003 instead of c_parser_expression_conv, if original_code isn't one of the
15004 4 allowed comparison codes, fail.
15006 2009-03-23 Richard Guenther <rguenther@suse.de>
15008 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15009 * tree.h (struct tree_type): Likewise.
15010 * reload.h (struct insn_chain): Likewise.
15011 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15012 * function.h (struct function): Likewise.
15013 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15015 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15017 PR tree-optimization/39516
15018 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15020 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15022 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15023 should be set true if BITS_PER_WORD of target is bigger than 32
15025 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15027 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15028 Translate -B-options to -rpath-link. Correct existing
15029 rpath-link and conditionalize on !nostdlib.
15031 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15033 * doc/extend.texi (Function Attributes, Variable Attributes):
15035 * doc/invoke.texi (Debugging Options, Optimize Options)
15036 (i386 and x86-64 Options, MCore Options): Likewise.
15038 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15041 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15042 it for block local namespace aliases.
15043 (gen_decl_die): Pass context_die to gen_namespace_die.
15045 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15048 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15049 minimum or maximum value.
15051 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15053 * reginfo.c (globalize_reg): Recompute derived reg sets.
15055 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15058 * libgcc2.c (mprotect): Do not use signed arguments for
15059 VirtualProtect, use DWORD arguments. Also fix the 'may
15060 be used uninitialized' warning for the np variable.
15062 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15065 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15066 functions using regparm calling conventions when not optimizing.
15067 (ix86_function_sseregparm): Similarly for sseregparm calling
15070 2009-03-19 Li Feng <nemokingdom@gmail.com>
15072 PR middle-end/39500
15073 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15074 dependence if the first conflict is after niter iterations.
15076 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15078 PR middle-end/38609
15079 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15080 functions with dynamic stack-pointer adjustments.
15082 2009-03-19 Ben Elliston <bje@au.ibm.com>
15084 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15085 option; change to -msdata=data.
15087 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15089 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15092 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15095 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15097 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15099 * doc/invoke.texi (Code Gen Options): Expand discussion of
15102 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15104 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15105 * matrix-reorg.c (struct matrix_info): Likewise.
15106 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15107 * rtl.h (struct mem_attrs): Likewise.
15108 * df.h (struct df): Likewise.
15109 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15110 * ira-int.h (struct ira_allocno): Likewise.
15111 * df-scan.c (struct df_collection_rec): Likewise.
15112 * ira.c (struct equivalence): Likewise.
15113 * function.c (struct temp_slot): Likewise.
15114 * cfgloop.h (struct loop): Likewise.
15117 * function.c (use_register_for_decl): When not optimizing, disregard
15118 register keyword for variables with types containing methods.
15120 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15122 PR middle-end/39447
15123 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15124 (is_simple_operand): Call contains_component_ref_p before calling data
15125 reference analysis that would fail on COMPONENT_REFs.
15127 * tree-vrp.c (search_for_addr_array): Fix formatting.
15129 2009-03-18 Richard Guenther <rguenther@suse.de>
15131 * tree-vect-transform.c (vect_loop_versioning): Fold the
15132 generated comparisons.
15133 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15134 (slpeel_tree_peel_loop_to_edge): Likewise.
15136 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15138 PR middle-end/37805
15139 * opts.c (print_specific_help): In addition to `undocumented',
15140 accept `separate' and `joined' flags if passed alone. Describe
15141 output by the first matched one of those.
15142 (common_handle_option): Skip over empty strings.
15143 * gcc.c (display_help): Fix help string for `--help='.
15144 * doc/invoke.texi (Option Summary, Overall Options): With
15145 `--help=', classes and qualifiers can both be repeated, but
15146 only the latter can be negated. One should not pass only
15147 negated qualifiers. Fix markup and examples.
15150 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15151 PR middle-end/37805
15152 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15153 and -fhelp=separate.
15155 2009-03-17 Jing Yu <jingyu@google.com>
15157 PR middle-end/39378
15158 * function.h (struct rtl_data): Move is_thunk from here...
15159 (struct function): ...to here.
15160 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15161 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15163 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15165 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15166 (alpha_output_function_end_prologue): Likewise.
15167 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15168 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15169 (rs6000_output_function_epilogue): Likewise.
15170 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15172 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15175 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15176 from different units in a single alternative.
15177 (*truncdfsf_i387): Ditto.
15178 (*truncxfsf2_mixed): Ditto.
15179 (*truncxfdf2_mixed): Ditto.
15181 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15183 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15184 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15187 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15188 unused non-artificial variables when not optimizing.
15191 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15192 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15193 NAMESPACE_DECL in its DECL_INITIAL.
15195 PR middle-end/39443
15196 * optabs.c (set_user_assembler_libfunc): New function.
15197 * expr.h (set_user_assembler_libfunc): New prototype.
15198 * c-common.c: Include libfuncs.h.
15199 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15200 for memcmp, memset, memcpy, memmove and abort.
15201 * Makefile.in (c-common.o): Depend on libfuncs.h.
15204 * dwarf2out.c (gen_inlined_enumeration_type_die,
15205 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15206 gen_tagged_type_instantiation_die): Removed.
15207 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15210 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15213 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15215 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15216 (check-parallel-%): Ditto.
15217 (check-consistency): Ditto.
15219 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15221 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15222 local variable rhs by NULL_TREE.
15224 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15227 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15229 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15232 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15234 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15237 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15238 for ms->sysv ABI calls only in 64bit mode.
15240 * config/i386/i386.md (untyped_call): Support 32bit.
15242 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15244 * doc/extend.texi: Replace x86_65 with x86_64.
15246 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15248 PR tree-optimization/39455
15249 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15250 mismatches for POINTER_TYPE_P (type).
15251 (number_of_iterations_le): Likewise.
15253 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15255 * config/picochip/picochip.c: Removed profiling support.
15256 * config/picochip/picochip.md: Removed profiling instruction.
15257 * config/picochip/picochip.h: Removed profiling builtin.
15259 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15261 * doc/install.texi (--with-host-libstdcxx): Document.
15263 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15266 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15267 generate a warning if the function name does not begin with
15268 "__vector" and the function has either the 'signal' or 'interrupt'
15269 attribute, from here to ...
15270 (avr_declare_function_name): ...here. New function.
15271 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15272 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15274 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15277 * cse.c (fold_rtx): Don't modify original const_arg1 when
15278 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15279 separate variable instead.
15280 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15281 from out of range shift counts.
15282 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15284 2009-03-13 Catherine Moore <clm@codesourcery.com>
15286 * config/i386/x-mingw32 (host-mingw32.o): Replace
15287 diagnostic.h with $(DIAGNOSTIC_H).
15289 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15292 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15294 * config/i386/sync.md (sync_compare_and_swap<mode>,
15295 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15296 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15298 (sync_double_compare_and_swapdi_pic,
15299 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15300 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15302 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15305 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15307 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15310 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15311 (avx_addsubv4df3): Likewise.
15312 (*avx_addsubv4sf3): Likewise.
15313 (sse3_addsubv4sf3): Likewise.
15315 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15318 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15320 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15323 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15324 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15325 registers for allocnos created from user-defined variables.
15327 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15330 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15331 of non-integer mode as well.
15333 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15335 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15336 for functions for which the parameter types are unknown.
15338 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15341 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15342 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15343 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15344 * config/i386/i386.c (ix86_local_alignment): For
15345 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15346 long long variables on the stack to avoid dynamic realignment.
15347 Allow the first argument to be a decl rather than type.
15348 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15350 2009-03-11 Nick Clifton <nickc@redhat.com>
15353 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15355 Add description to mno-lsim option.
15356 * config/mcore/mcore.h: Remove comment about deprecated m4align
15358 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15359 * doc/invoke.texi: Add description of mno-lsim and
15360 mstack-increment options.
15362 * config/fr30/fr30.opt: Document the -mno-lsim option.
15363 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15364 and -mno-lsim options.
15366 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15368 * fold-const.c (fold_comparison): Only call fold_inf_compare
15369 if the mode supports infinities.
15371 2009-03-11 Jason Merrill <jason@redhat.com>
15374 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15375 end already did. Notice GIMPLE_CALL modifications of the result.
15376 Don't copy debug information from an ignored decl or a decl from
15379 2009-03-10 Richard Guenther <rguenther@suse.de>
15380 Nathan Froyd <froydnj@codesourcery.com>
15382 PR middle-end/37850
15383 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15384 (__divMODE3): Likewise.
15386 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15388 PR tree-optimization/39394
15389 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15390 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15392 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15394 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15395 inline asms for register asm ("") declarations.
15397 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15399 * fold-const.c (fold_unary): Fix comment.
15401 2009-03-07 Jan Hubicka <jh@suse.cz>
15404 * tree-inline.c (setup_one_parameter): Do replacement of const
15405 argument by constant in SSA form.
15407 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15409 PR middle-end/38028
15410 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15411 determine alignment passed to assign_stack_local.
15412 (assign_parms_unsplit_complex): Likewise.
15413 * except.c (sjlj_build_landing_pads): Likewise.
15415 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15417 PR middle-end/39360
15418 * tree-flow.h (add_referenced_var): Return bool instead of void.
15419 * tree-dfa.c (add_referenced_var): Return result of
15420 referenced_var_check_and_insert call.
15421 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15422 of referenced_var_check_and_insert.
15425 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15426 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15427 DIE, don't emit it if abstract origin already has it.
15428 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15429 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15431 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15433 * genpreds.c (needs_variable): Fix parentheses at variable name
15435 (write_tm_constrs_h): Indent generated code.
15437 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15439 * doc/extend.texi (Function Attributes): Add documentation
15440 for isr attributes.
15442 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15445 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15446 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15448 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15450 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15453 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15456 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15457 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15459 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15461 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15462 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15463 constants instead of magic numbers.
15464 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15466 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15467 (x86_64_ms_abi_int_parameter_registers): Ditto.
15468 (x86_64_int_return_registers): Ditto.
15469 (ix86_maybe_switch_abi): Ditto.
15470 (ix86_expand_call): Ditto for clobbered_registers array.
15471 (ix86_hard_regno_mode_ok): Ditto.
15472 (x86_extended_QIreg_mentioned_p): Ditto.
15474 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15476 PR tree-optimization/39349
15477 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15479 * combine.c (gen_lowpart_for_combine): Use omode when generating
15482 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15484 PR rtl-optimization/39235
15485 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15487 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15489 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15491 2009-03-04 Richard Guenther <rguenther@suse.de>
15493 PR tree-optimization/39362
15494 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15495 that occur in abnormal PHIs should be varying.
15497 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15499 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15501 (simple_iv): Take loop as an argument instead of statement.
15502 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15503 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15505 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15507 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15508 * matrix-reorg.c (analyze_transpose): Ditto.
15509 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15510 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15511 * tree-predcom.c (ref_at_iteration): Ditto.
15512 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15514 2009-03-04 Richard Guenther <rguenther@suse.de>
15516 PR tree-optimization/39358
15517 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15518 escaped_id and callused_id.
15519 (solve_graph): Likewise.
15521 2009-03-04 Richard Guenther <rguenther@suse.de>
15523 PR tree-optimization/39339
15524 * tree-sra.c (try_instantiate_multiple_fields): Make it
15525 no longer ICE on the above.
15527 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15529 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15530 that fits within Pmode.
15532 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15534 PR middle-end/10109
15535 * tm.texi (LIBCALL_VALUE): Update description.
15537 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15539 PR middle-end/34443
15540 * doc/extend.texi (section): Update description.
15542 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15544 PR middle-end/39345
15545 * tree-inline.c (remapped_type): New.
15546 (can_be_nonlocal): Call remapped_type instead of remap_type.
15548 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15551 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15552 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15554 2009-03-03 Richard Guenther <rguenther@suse.de>
15556 PR middle-end/39272
15557 * tree.c (tree_nonartificial_location): New function.
15558 * tree.h (tree_nonartificial_location): Declare.
15559 * builtins.c (expand_builtin_memory_chk): Provide location
15560 of the call location for artificial function pieces.
15561 (maybe_emit_chk_warning): Likewise.
15562 (maybe_emit_sprintf_chk_warning): Likewise.
15563 (maybe_emit_free_warning): Likewise.
15564 * expr.c (expand_expr_real_1): Likewise.
15566 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15568 PR tree-optimization/39343
15569 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15570 COMPONENT_REF t has ARRAY_TYPE.
15572 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15574 PR middle-end/39335
15575 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15576 when the type precision of the induction variable should be
15577 larger than the type precision of nit.
15578 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15579 * graphite.c (graphite_loop_normal_form): Same.
15580 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15582 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15584 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15585 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15586 numbers to describe clobbered registers.
15587 (*call_value_0_rex64_ms_sysv): Ditto.
15588 * config/i386/mmx.md (mmx_emms): Ditto.
15589 (mmx_femms): Ditto.
15591 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15593 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15596 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15598 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15599 (spu_section_type_flags): New function.
15601 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15603 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15604 reg_class_contents of FLOAT_REGS into a temporary.
15606 2009-03-02 Richard Guenther <rguenther@suse.de>
15607 Ira Rosen <irar@il.ibm.com>
15609 PR tree-optimization/39318
15610 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15611 information to the vectorized statement.
15613 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15615 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15616 variable. Use defined names instead of magic constants for REX SSE
15619 2009-03-01 Richard Guenther <rguenther@suse.de>
15621 PR tree-optimization/39331
15622 * omp-low.c (lower_send_shared_vars): Do not receive new
15623 values for the reference of DECL_BY_REFERENCE parms or results.
15625 2009-03-01 Jan Hubicka <jh@suse.cz>
15628 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15629 BLOCK_NONLOCALIZED_VAR): New macros.
15630 (tree_block): Add nonlocalized_vars.
15631 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15632 gen_decl_die): Add origin argument. Allow generation of die with
15633 origin at hand only.
15634 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15635 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15637 (gen_block_die): Fix checking for unused blocks.
15638 (process_scope_var): Break out from .... ; work with origins only.
15639 (decls_for_scope) ... here; process nonlocalized list.
15640 (dwarf2out_ignore_block): Look for nonlocalized vars.
15641 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15643 (dump_scope_block): Dump them.
15644 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15645 (remap_block): Likewise.
15646 (can_be_nonlocal): New predicate.
15647 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15649 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15651 * configure: Regenerate.
15653 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15655 * optc-gen.awk: No need to duplicate option flags twice.
15656 Reuse help texts for duplicate options which do not have any.
15658 * gcc.c (display_help): Document --version.
15660 * gcc.c (main): If print_help_list and verbose_flag, ensure
15661 driver output comes before subprocess output.
15663 * optc-gen.awk: Assign all remaining fields to help string,
15664 space-separated, for multi-line help in *.opt.
15666 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15667 -Wno-pedantic-ms-format is for MinGW targets only.
15669 * doc/options.texi (Option file format): Fix bad indentation,
15670 restoring dropped sentence.
15672 2009-02-28 Jan Hubicka <jh@suse.cz>
15674 * tree-inline.c (tree_function_versioning): Output debug info.
15676 2009-02-28 Jan Hubicka <jh@suse.cz>
15679 * tree-inline.c (setup_one_parameter): Do not copy propagate
15680 arguments when not optimizing.
15682 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15685 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15686 (avx_addsubv4df3): Likewise.
15687 (*avx_addsubv4sf3): Likewise.
15688 (sse3_addsubv4sf3): Likewise.
15689 (*avx_addsubv2df3): Likewise.
15690 (sse3_addsubv2df3): Likewise.
15691 (avx_unpckhps256): Correct item selectors.
15692 (avx_unpcklps256): Likewise.
15693 (avx_unpckhpd256): Likewise.
15694 (avx_unpcklpd256): Likewise.
15696 2009-02-28 Jan Hubicka <jh@suse.cz>
15698 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15700 (copy_arguments_for_versioning): If var is declared don't declare it.
15701 (tree_function_versioning): First setup substitutions and then copy
15704 2009-02-27 Jan Hubicka <jh@suse.cz>
15707 * cgraph.h (varpool_output_debug_info): Remove.
15708 * cgraphunit.c (varpool_output_debug_info): Remove.
15709 * dwarf2out.c (deferred_locations_struct): New struct
15710 (deferred_locations): New type.
15711 (deferred_locations_list): New static var.
15712 (deffer_location): New function.
15713 (gen_variable_die): Use it.
15714 (decls_for_scope): Output info on local static vars.
15715 (dwarf2out_finish): Process deferred locations.
15716 * varpool.c (varpool_output_debug_info): Remove.
15718 2009-02-27 Jan Hubicka <jh@suse.cz>
15721 * tree.h (TREE_PROTECTED): Fix comment.
15722 (BLOCK_HANDLER_BLOCK): Remove.
15723 (struct tree_block): Remove handler_block add body_block.
15724 (inlined_function_outer_scope_p): New.
15725 (is_body_block): Remove.
15726 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15727 * dwarf2out.c (is_inlined_entry_point): Remove.
15728 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15729 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15731 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15732 * gimplify.c (gimplify_expr): Gimplify body blocks.
15733 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15734 block with multiple subblocks.
15735 (dump_scope_block): Prettier output; dump more flags and info.
15736 (dump_scope_blocks): New.
15737 (remove_unused_locals): Use dump_scope_blocks.
15738 * tree-flow.h (dump_scope_blocks): Declare.
15739 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15740 * stmt.c (is_body_block): Remove.
15741 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15742 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15744 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15746 PR middle-end/39308
15747 * graphite.c (graphite_loop_normal_form): Do not call
15748 number_of_iterations_exit from a gcc_assert.
15750 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15752 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15753 jumps if COND is NULL.
15754 (find_cond_jump): New function.
15755 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15756 * config/s390/s390.md: Remove z10_cobra attribute value.
15758 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15760 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15761 force_const_mem returns NULL_RTX.
15763 2009-02-26 Jan Hubicka <jh@suse.cz>
15766 * cgraph.h (varpool_output_debug_info): Remove.
15767 * cgraphunit.c (varpool_output_debug_info): Remove.
15768 * dwarf2out.c (deferred_locations_struct): New struct
15769 (deferred_locations): New type.
15770 (deferred_locations_list): New static var.
15771 (deffer_location): New function.
15772 (gen_variable_die): Use it.
15773 (decls_for_scope): Output info on local static vars.
15774 (dwarf2out_finish): Process deferred locations.
15775 * varpool.c (varpool_output_debug_info): Remove.
15777 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15779 PR rtl-optimization/39241
15780 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15781 to subreg_offset_representable_p.
15783 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15785 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15786 execute function prototype. Get f and nregs from max_reg_num
15787 and get_insns. Remove the first backward pass as it's dead,
15788 guard the forward pass by flag_expensive_optimizations.
15789 (rest_of_handle_regmove): Delete.
15790 (pass_regmove): Replace it with regmove_optimize.
15792 2009-02-25 Martin Jambor <mjambor@suse.cz>
15794 PR tree-optimization/39259
15795 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15796 calls_alloca function flags.
15797 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15798 calls are detected.
15800 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15802 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15803 flags_set_1_rtx, flags_set_1_set): Delete.
15804 (regmove_optimize): Do not call mark_flags_life_zones.
15806 2009-02-24 Julian Brown <julian@codesourcery.com>
15809 * config/arm/arm.c (require_pic_register): Only set
15810 cfun->machine->pic_reg once per function.
15812 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15814 * doc/invoke.texi (Link Options): Document an easier way to pass
15815 options that take arguments to the GNU linker using -Xlinker and -Wl.
15817 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15820 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15822 2009-02-24 Richard Guenther <rguenther@suse.de>
15825 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15827 2009-02-24 Richard Guenther <rguenther@suse.de>
15828 Zdenek Dvorak <ook@ucw.cz>
15830 PR tree-optimization/39233
15831 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15832 from converting them to a generic type.
15834 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15836 PR tree-optimization/39260
15837 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15838 contains a condition with a real type.
15839 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15841 2009-02-23 Jason Merrill <jason@redhat.com>
15844 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15845 narrowing_initializer_constant_valid_p.
15846 (narrowing_initializer_constant_valid_p): Don't return
15847 null_pointer_node for adding a pointer to itself.
15849 2009-02-23 Jan Hubicka <jh@suse.cz>
15852 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15855 2009-02-23 Jan Hubicka <jh@suse.cz>
15857 PR tree-optimization/37709
15858 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15859 * tree.h (block_ultimate_origin): Declare.
15860 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15861 * tree-ssa-live.c (remove_unused_scope_block_p):
15862 Eliminate blocks containig no instructions nor live variables nor
15864 (dump_scope_block): New function.
15865 (remove_unused_locals): Enable removal of dead blocks by default;
15866 enable dumping at TDF_DETAILS.
15868 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15870 * config/i386/i386.c (classify_argument): Don't allow COImode
15872 (function_arg_advance_32): Don't allow OImode.
15873 (function_arg_32): Likewise.
15874 (function_value_32): Likewise.
15875 (return_in_memory_32): Likewise.
15876 (function_arg_64): Remove OImode comment.
15878 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15881 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15882 ix86_expand_vector_set for V4DImode in 64bit mode only.
15883 (ix86_expand_vector_init_one_var): Likewise.
15885 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15887 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15889 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15892 * loop-iv.c: Revert last change.
15893 * emit-rtl.c: Likewise.
15895 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15898 * config/i386/i386.c (type_natural_mode): Remove an extra
15899 space in the warning message.
15900 (function_value_32): Handle 32-byte vector modes.
15901 (return_in_memory_32): Likewise.
15903 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15905 * loop-iv.c (truncate_value): New function.
15906 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15908 (lowpart_subreg): Move to...
15909 * emit-rtl.c: ...here.
15911 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15913 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15914 accidental and undocumented change at revision 140860.
15916 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15918 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15919 take gimple_seq * arguments.
15920 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15921 types_compatible_p langhook.
15923 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15924 Joseph Myers <joseph@codesourcery.com>
15926 * config/arm/arm.c (arm_builtin_va_list): New function.
15927 (arm_expand_builtin_va_start): Likewise.
15928 (arm_gimplify_va_arg_expr): Likewise.
15929 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15930 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15931 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15932 (va_list_type): New variable.
15933 (arm_mangle_type): Mangle va_list_type appropriately.
15935 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15937 PR middle-end/39157
15938 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15939 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15940 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15941 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15942 parameter to 1000 for -O1 by default.
15943 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15945 * loop-invariant.c: Include params.h.
15946 (move_loop_invariants): Don't call move_single_loop_invariants on
15949 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15951 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15952 offset when calculating bounds for indexing stack_usage_map. Fixes
15953 a buffer overflow with certain target setups.
15955 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15958 * calls.c (expand_call): Clear try_tail_call if caller and callee
15959 disagree in promotion of function return value.
15961 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15964 * c-common.c (c_determine_visibility): If visibility changed and
15965 DECL_RTL has been already set, call make_decl_rtl to update symbol
15968 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15971 * varasm.c (assemble_variable): Don't check DECL_NAME when
15972 globalizing a variable.
15974 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15977 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15978 expression before any __builtin_trap call.
15979 * c-typeck.c (build_function_call): Convert and check function
15980 arguments before generating a call to a trap. Evaluate the
15981 function arguments before the trap.
15983 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15986 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15987 (UNSPEC_FXAM_MEM): New unspec.
15988 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15989 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15990 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15992 2009-02-19 Richard Guenther <rguenther@suse.de>
15994 PR tree-optimization/39207
15995 PR tree-optimization/39074
15996 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15997 storedanything_tree): New.
15998 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15999 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16000 (build_succ_graph): Add edges from STOREDANYTHING to all
16002 (init_base_vars): Initialize STOREDANYTHING.
16003 (compute_points_to_sets): Free substitution info after
16004 building the succ graph.
16005 (ipa_pta_execute): Likewise.
16007 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16009 (do_ds_constraint): Do not add to special var or non-pointer
16011 (type_could_have_pointers): Split out from ...
16012 (could_have_pointers): ... here. For arrays use the element type.
16013 (create_variable_info_for): Initialize may_have_pointers.
16014 (new_var_info): Likewise.
16015 (handle_lhs_call): Make the HEAP variable unknown-sized.
16016 (intra_create_variable_infos): Use a type with pointers for
16017 PARM_NOALIAS, make it unknown-sized.
16019 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16022 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16024 2009-02-18 Jason Merrill <jason@redhat.com>
16027 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16028 value if DECL_EXTERNAL.
16029 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16030 * target.h (gcc_target::binds_local_p): Clarify "module".
16031 * tree.h (TREE_PUBLIC): Clarify "module".
16033 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16036 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16037 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16039 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16042 * c.opt (Wabi): Support C and ObjC.
16045 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16047 * config/i386/i386.c (classify_argument): Warn once about the ABI
16048 change when passing union with long double.
16050 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16052 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16055 * c-parser.c (c_parser_compound_statement): Always enter and leave
16058 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16061 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16063 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16065 PR tree-optimization/36922
16066 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16067 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16070 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16072 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16075 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16077 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16079 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16081 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16084 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16085 Richard Sandiford <rdsandiford@googlemail.com>
16087 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16088 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16089 (loongson_biadd): ...this.
16091 2009-02-17 Richard Guenther <rguenther@suse.de>
16093 PR tree-optimization/39202
16094 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16095 a var make sure to follow existing collapses.
16097 2009-02-17 Richard Guenther <rguenther@suse.de>
16099 PR middle-end/39214
16100 * langhooks.c (lhd_print_error_function): Check for NULL block.
16102 2009-02-17 Richard Guenther <rguenther@suse.de>
16104 PR tree-optimization/39204
16105 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16108 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16110 * config/soft-fp/double.h: Update from glibc CVS.
16112 2009-02-17 Richard Guenther <rguenther@suse.de>
16114 PR tree-optimization/39207
16115 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16116 strict-aliasing warnings for pointers pointing to NULL.
16118 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16121 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16122 skipping until next close brace.
16124 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16127 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16128 to function argument boundary.
16130 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16132 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16133 in the lea_add. Reload eventually constraints it properly.
16134 * config/picochip/constraints.md: Remove the target constraint
16135 "b", since it is not needed anymore.
16137 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16139 * gthr-dce.h: Uglify function parameter and local variable names.
16140 * gthr-gnat.h: Likewise.
16141 * gthr-mipssde.h: Likewise.
16142 * gthr-nks.h: Likewise.
16143 * gthr-posix95.h: Likewise.
16144 * gthr-posix.h: Likewise.
16145 * gthr-rtems.h: Likewise.
16146 * gthr-single.h: Likewise.
16147 * gthr-solaris.h: Likewise.
16148 * gthr-tpf.h: Likewise.
16149 * gthr-vxworks.h: Likewise.
16150 * gthr-win32.h: Likewise.
16152 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16155 * config/i386/i386.md: Restrict the new peephole2 to move
16156 between MMX/SSE registers.
16158 2009-02-15 Richard Guenther <rguenther@suse.de>
16161 2009-02-13 Richard Guenther <rguenther@suse.de>
16163 * configure.ac: Enable LFS.
16164 * configure: Re-generate.
16165 * config.in: Likewise.
16167 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16169 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16170 spu_srqwbyte, spu_srqwbytebc): Define.
16171 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16172 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16173 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16174 "shrqby_<mode>"): New insn-and-split patterns.
16175 * config/spu/spu.c (expand_builtin_args): Determine and return
16176 number of operands using spu_builtin_description data.
16177 (spu_expand_builtin_1): Use it.
16179 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16182 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16185 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16188 * config/i386/i386.c (override_options): Correct warning
16189 messages for -malign-loops, -malign-jumps and -malign-functions.
16191 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16194 * config/i386/i386.md: Restrict the new peephole2 to move
16195 between the general purpose registers.
16197 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16200 * config/i386/i386.c (type_natural_mode): Add a new argument.
16201 Return the original mode and warn ABI change if vector size is 32byte.
16202 (function_arg_advance): Updated.
16203 (function_arg): Likewise.
16204 (ix86_function_value): Likewise.
16205 (ix86_return_in_memory): Likewise.
16206 (ix86_sol10_return_in_memory): Likewise.
16207 (ix86_gimplify_va_arg): Likewise.
16208 (function_arg_32): Don't warn ABX ABI change here.
16209 (function_arg_64): Likewise.
16211 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16213 * loop-iv.c (implies_p): In the final case, test that operands 0
16214 of the two comparisons match.
16216 * config/bfin/bfin.c (find_prev_insn_start): New function.
16217 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16218 (find_next_insn_start): Move.
16220 2009-02-13 Richard Guenther <rguenther@suse.de>
16222 * configure.ac: Enable LFS.
16223 * configure: Re-generate.
16224 * config.in: Likewise.
16226 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16229 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16230 sizes on syntax error after some arguments have been parsed.
16232 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16234 * doc/invoke.texi (-fira): Remove.
16236 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16238 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16239 * recog.c: Likewise.
16242 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16244 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16245 (umul_ppmm): Likewise.
16246 (count_leading_zeros): Likewise.
16247 (count_trailing_zeros): Likewise.
16248 (UMUL_TIME): Likewise.
16250 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16252 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16253 soft-fp/t-softfp to tmake_file.
16255 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16256 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16257 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16258 IA64_BUILTIN_INFQ]: New.
16259 (ia64_init_builtins): Initialize __builtin_infq,
16260 __builtin_fabsq and __builtin_copysignq if not HPUX.
16261 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16262 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16264 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16266 (__fixtfti): Likewise.
16267 (__fixunstfti): Likewise.
16268 (__floattitf): Likewise.
16270 * config/ia64/libgcc-glibc.ver: New.
16271 * config/ia64/t-fprules-softfp: Likewise.
16272 * config/ia64/sfp-machine.h: Likewise.
16274 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16275 (LIBGCC2_TF_CEXT): Likewise.
16276 (TF_SIZE): Likewise.
16277 (TARGET_INIT_LIBFUNCS): Likewise.
16279 * config/ia64/t-glibc (SHLINB_MAPFILES):
16280 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16282 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16284 * config/i386/i386.c (construct_container): Rewrite processing
16285 BLKmode with X86_64_SSE_CLASS.
16287 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16290 * config/i386/i386.md: Replace simplify_replace_rtx with
16291 replace_rtx in the new peephole2.
16293 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16295 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16296 loop unrolling do not happen at -O2.
16298 2009-02-12 Michael Matz <matz@suse.de>
16300 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16302 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16304 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16307 2009-02-12 Ben Elliston <bje@au.ibm.com>
16309 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16310 patterns when updating the back chain. Missed in the 2009-02-10
16313 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16315 * doc/extend.texi (Decimal Floating Types): Update identifier of
16316 draft TR and list of missing support.
16318 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16320 PR middle-end/39154
16321 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16322 bit to variable length decl's flags, add it also to its
16323 pointer replacement variable.
16325 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16326 Jakub Jelinek <jakub@redhat.com>
16329 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16330 (memory_blockage): New expander.
16331 (*memory_blockage): New insn pattern.
16332 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16333 instead of general blockage at the end of function prologue when
16334 frame pointer is used to access red zone area. Do not emit blockage
16335 when profiling, it is emitted in generic code.
16336 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16337 function epilogue when frame pointer is used to access red zone area.
16339 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16342 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16343 by arithmetic with memory operands.
16344 * config/i386/predicates.md (commutative_operator): New.
16346 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16348 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16351 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16353 * alias.h (record_alias_subset): Declare.
16354 * alias.c (record_alias_subset): Make global.
16356 2009-02-10 Nick Clifton <nickc@redhat.com>
16358 * tree-parloops.c: Change license to GPLv3.
16359 * ipa-struct-reorg.c: Change license to GPLv3.
16360 * ipa-struct-reorg.h: Change license to GPLv3.
16362 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16365 * c-decl.c (start_struct): Return NULL on error.
16367 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16369 PR middle-end/39124
16370 * cfgloopmanip.c (remove_path): Call remove_bbs after
16371 cancel_loop_tree, not before it.
16374 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16375 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16376 VAR_DECLs were seen.
16377 * tree-ssa-live.c (remove_unused_locals): Recompute
16378 cfun->has_local_explicit_reg_vars.
16379 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16380 copies or clearings if cfun->has_local_explicit_reg_vars.
16382 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16385 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16386 of function prologue when frame pointer is used to access
16389 2009-02-10 Richard Guenther <rguenther@suse.de>
16391 PR middle-end/39127
16392 * gimplify.c (gimple_regimplify_operands): Always look if
16393 we need to create a temporary.
16395 2009-02-10 Richard Guenther <rguenther@suse.de>
16397 PR tree-optimization/39132
16398 * tree-loop-distribution.c (todo): New global var.
16399 (generate_memset_zero): Trigger TODO_rebuild_alias.
16400 (tree_loop_distribution): Return todo.
16402 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16405 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16406 (x86_64_reg_class_name): Removed.
16407 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16408 first one isn't X86_64_SSE_CLASS or any other ones aren't
16409 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16410 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16411 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16412 and 3 X86_64_SSEUP_CLASS.
16413 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16414 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16416 2009-02-10 Ben Elliston <bje@au.ibm.com>
16418 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16419 form instruction to update the stack back chain word, even if the
16420 user has disabled the generation of update instructions.
16421 (movdi_<mode>_update_stack): New.
16422 (movsi_update_stack): Likewise.
16423 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16424 always use an update form instruction to update the stack back
16427 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16429 PR middle-end/38953
16430 * graphite.c (if_region_set_false_region): After moving a region in
16431 the false branch of a condition, remove the empty dummy basic block.
16432 (gloog): Remove wrong fix for PR38953.
16434 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16436 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16437 generation due to implicit sign extension.
16439 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16441 PR middle-end/38981
16442 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16443 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16445 2009-02-09 Richard Guenther <rguenther@suse.de>
16447 PR middle-end/35202
16448 * convert.c (convert_to_real): Disable (float)fn((double)x)
16449 to fnf(x) conversion if errno differences may occur and
16450 -fmath-errno is set.
16452 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16454 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16455 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16456 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16458 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16461 * c-common.c (handle_alias_attribute): Disallow attribute for
16462 anything not a FUNCTION_DECL or VAR_DECL.
16464 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16467 * real.c (do_compare): Special-case compare of zero against
16468 decimal float value.
16470 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16473 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16474 as indicating flexible array members unless the field itself is
16475 being declarared as the incomplete array.
16477 2009-02-06 Jan Hubicka <jh@suse.cz>
16479 PR tree-optimization/38844
16480 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16481 is already inlined.
16483 2009-02-06 Richard Guenther <rguenther@suse.de>
16485 PR middle-end/38977
16486 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16487 fork because we may expand it as __gcov_fork.
16489 2009-02-06 Nick Clifton <nickc@redhat.com>
16491 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16493 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16495 PR tree-optimization/35659
16496 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16497 vn_phi_eq): Shortcut if hashcode does not match.
16498 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16500 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16501 and avoid iterative_hash_expr.
16502 (FOR_EACH_VALUE_ID_IN_SET): New.
16503 (value_id_compare): Remove.
16504 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16505 sort expressions by value id.
16507 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16510 * config/sh/predicates.md (general_movsrc_operand): Don't check
16511 the subreg of system registers here.
16513 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16516 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16517 on the copied decl.
16519 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16521 PR rtl-optimization/39110
16522 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16523 addresses, not aligned ones.
16525 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16526 Richard Guenther <rguenther@suse.de>
16528 PR tree-optimization/39100
16529 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16530 comment says and add edges.
16532 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16535 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16536 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16538 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16540 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16541 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16542 register_bb_in_sese, new_sese, free_sese): Moved.
16543 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16544 outermost_loop_in_scop, build_scop_iteration_domain,
16545 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16546 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16547 Use loop_in_sese_p instead of loop_in_scop_p.
16548 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16549 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16550 (scopdet_basic_block_info): Fix bug in scop detection.
16551 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16552 eq_loop_to_cloog_loop): Remove.
16553 (nb_loops_around_loop_in_scop, nb_loop
16554 ref_nb_loops): Moved here...
16555 * graphite.h (ref_nb_loops): ... from here.
16556 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16557 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16558 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16559 * testsuite/gcc.dg/graphite/scop-19.c: New
16561 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16562 Hans-Peter Nilsson <hp@axis.com>
16564 PR rtl-optimization/37889
16565 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16566 Move offset handling from PLUS to before the switch. Use new
16567 arguments when considering SYMBOL_REFs too.
16568 (rtx_addr_can_trap_p): Pass dummy offset and size.
16569 (enum may_trap_p_flags): Remove.
16570 (may_trap_p_1): Pass size from MEM_SIZE.
16572 PR rtl-optimization/38921
16573 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16574 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16575 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16576 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16578 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16580 AVX Programming Reference (January, 2009)
16581 * config/i386/sse.md (*vpclmulqdq): New.
16583 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16585 PR tree-optimization/38977
16586 PR gcov-profile/38292
16587 * calls.c (special_function_p): Disregard __builtin_ prefix.
16589 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16591 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16592 non-indexable addresses even before reload.
16594 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16597 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16598 as having variable size. Do not give an error for unnamed
16599 parameters with [*] declarators. Give a warning for type names
16600 with [*] declarators and mark them as variable size.
16601 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16602 for sizeof applied to [*] type names.
16604 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16607 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16609 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16611 * gcc.c (process_command): Update copyright notice dates.
16612 * gcov.c (print_version): Likewise.
16613 * gcov-dump.c (print_version): Likewise.
16614 * mips-tfile.c (main): Likewise.
16615 * mips-tdump.c (main): Likewise.
16617 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16620 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16621 for composite type involving a zero-length array type.
16623 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16626 * function.c (match_asm_constraints_1): Skip over
16627 initial optional % in the constraint.
16629 PR inline-asm/39059
16630 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16631 supported, don't accept FIXED_CSTs.
16632 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16633 and _Sat is used without _Fract/_Accum. Set specs->type to
16634 integer_type_node for cts_fract/cts_accum if fixed point is not
16637 2009-02-02 Catherine Moore <clm@codesourcery.com>
16639 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16641 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16643 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16644 (ABI_HAS_64BIT_SYMBOLS): Use it.
16645 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16647 2009-02-02 Paul Brook <paul@codesourcery.com>
16649 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16651 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16653 PR inline-asm/39058
16654 * recog.h (asm_operand_ok): Add constraints argument.
16655 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16656 recurse on matching constraint.
16657 (check_asm_operands): Pass constraints as 3rd argument to
16658 asm_operand_ok. Don't look up matching constraint here.
16659 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16662 2009-02-02 Ben Elliston <bje@au.ibm.com>
16664 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16665 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16667 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16669 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16670 information. Remove some obsolete information. Reorganize.
16672 * config/pa/fptr.c: Revert license to GPL 2.
16673 * config/pa/milli64.S: Likewise.
16675 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16678 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16679 LIBRARY name in, instead of hard-coding it.
16680 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16681 extra target make frag to tmake_files according to EH model.
16682 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16683 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16684 frags that define makefile variable EH_MODEL appropriately.
16685 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16686 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16687 to "-sjlj" according to type of EH configured.
16688 (LIBGCC_SONAME): Concatenate it to shared library base name.
16689 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16690 to "_sjlj" according to type of EH configured.
16691 (LIBGCC_SONAME): Concatenate it to shared library base name.
16692 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16693 (SHLIB_LINK): Add missing semicolon to if-else construct.
16694 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16695 string value of "pe_dll" command-line option.
16696 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16697 (SHLIB_SONAME): Use it when overriding t-cygming default.
16698 (SHLIB_IMPLIB): Override t-cygming default.
16699 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16700 string value of "pe_dll" command-line option.
16702 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16705 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16706 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16708 2009-01-31 Richard Guenther <rguenther@suse.de>
16710 PR tree-optimization/38937
16711 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16712 computing the transitive closure.
16714 2009-01-30 Richard Guenther <rguenther@suse.de>
16716 PR tree-optimization/39041
16717 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16718 Propagate variable indices only if the types match for this stmt.
16720 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16723 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16724 inline but never defined.
16726 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16728 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16729 (*insv_h_di_reg_extimm): New insn.
16730 (*insv_l<mode>_reg_extimm): New insn.
16732 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16734 * config/picochip/picochip.c (flag_conserve_stack): set
16735 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16736 fconserve-stack. Reduce call-overhead used by inliner.
16738 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16741 * common.opt (flag_conserve_stack): Initialised to zero.
16743 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16746 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16747 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16750 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16752 * ira-color.c (allocno_reload_assign): Update comments.
16753 * regmove.c (regmove_optimize): Likewise.
16757 2009-01-29 Robert Millan <rmh@aybabtu.com>
16759 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16760 * config/i386/kopensolaris-gnu.h: New file. Undefine
16761 `MD_UNWIND_SUPPORT'.
16762 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16764 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16766 PR tree-optimization/39007
16767 * tree-loop-distribution.c (generate_builtin): Use
16768 recompute_dominator to compute the immediate dominator of the
16769 basic block just after the loop.
16771 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16773 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16774 (ASM_OUTPUT_DWARF_PCREL): Define.
16776 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16778 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16779 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16780 global. Modify entries about regmove and IRA.
16782 * ra-conflict.c: Remove the file.
16784 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16786 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16787 (pass_regclass_init): Rename to pass_reginfo_init.
16789 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16791 * toplev.h (flag_ira): Remove.
16793 * caller-save.c (setup_save_areas): Remove flag_ira.
16795 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16797 * global.c: Remove the file.
16799 * opts.c (decode_options): Remove flag_ira.
16801 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16803 * regmove.c: Modify file description.
16804 (find_use_as_address, try_auto_increment): Define them only if
16805 AUTO_INC_DEC is defined.
16806 (replacement_quality, replace_in_call_usage, fixup_match_1,
16807 stable_and_no_regs_but_for_p): Remove.
16808 (reg_set_in_bb): Make it static.
16809 (regmove_optimize): Remove flag_ira and code which worked for
16812 * local-alloc.c: Remove the file.
16814 * common.opt (fira): Remove.
16816 * ira.c: Include except.h.
16817 (eliminable_regset): Move from global.c.
16818 (mark_elimination): Ditto. Remove flag_ira.
16819 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16820 equiv_mem_modified, validate_equiv_mem_from_store,
16821 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16822 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16823 no_equiv, recorded_label_ref): Move from local-alloc.c.
16824 (update_equiv_regs): Ditto. Make it static.
16825 (print_insn_chain, print_insn_chains): Move it from global.c.
16826 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16827 (build_insn_chain): Ditto. Make it static.
16828 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16829 Rename to init_live_subregs.
16830 (gate_ira): Remove flag_ira.
16832 * regclass.c: Rename reginfo.c. Change file description.
16833 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16834 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16835 (init_reg_sets_1): Remove code for evaluation of
16836 reg_class_superclasses and losing_caller_save_reg_set.
16837 (init_regs): Remove init_reg_autoinc.
16838 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16839 ok_for_base_p_nonstrict): Remove.
16840 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16841 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16842 corresponding entries.
16843 (dump_regclass, record_operand_costs, scan_one_insn,
16844 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16845 record_address_regs, auto_inc_dec_reg_p): Remove.
16846 (gt-regclass.h): Rename to gt-reginfo.h.
16848 * rtl.h (dump_global_regs, retry_global_alloc,
16849 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16851 * Makefile.in (RA_H): Remove.
16852 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16853 Rename regclass.o to reginfo.o.
16854 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16856 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16857 (GTFILES): Rename regclass.c to reginfo.c.
16859 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16860 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16862 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16863 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16865 (finish_spills): Ditto. Remove code for !flag_ira.
16867 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16869 PR middle-end/35854
16870 * doc/invoke.texi (rtl debug options): Complete rewrite.
16871 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16873 * mode-switching.c (pass_mode_switching): Rename pass from
16874 "mode-sw" to "mode_sw".
16875 * except.c (pass_convert_to_eh_ranges): Rename pass from
16876 "eh-ranges" to "eh_ranges".
16877 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16881 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16882 Alexander Monakov <amonakov@ispras.ru>
16884 PR middle-end/38857
16885 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16887 (move_exprs_to_boundary): Change return type and pass through
16888 should_move from move_op. Relax assert. Update usage ...
16889 (schedule_expr_on_boundary): ... here. Use should_move instead of
16891 (move_op_orig_expr_found): Indicate that insn was disconnected from
16893 (code_motion_process_successors): Do not call after_merge_succs
16894 callback if original expression was not found when traversing any of
16896 (code_motion_path_driver): Change return type. Update prototype.
16897 (move_op): Update comment. Add a new parameter (should_move). Update
16898 prototype. Set *should_move based on indication provided by
16899 move_op_orig_expr_found.
16901 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16903 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16904 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16905 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16906 * config/rs6000/rs6000.c (rs6000_override_options): Default
16907 avoid-indexed-addresses on for Power6, off for everything else.
16908 (avoiding_indexed_address_p): New function.
16909 (rs6000_legitimize_address): Use it.
16910 (rs6000_legitimate_address): Likewise.
16911 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16913 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16915 PR tree-optimization/38997
16916 * tree-loop-distribution.c (generate_memset_zero): Use
16917 POINTER_PLUS_EXPR for a pointer addition.
16919 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16921 * config/s390/s390.md (bswap<mode>2): New pattern added.
16923 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16925 * config/s390/s390.md (*tls_load_31): Added type attribute.
16927 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16929 * config/s390/s390.md: Fix a few comments.
16931 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16933 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16934 (*tm<mode>_full): Fixed z10prop attribute.
16935 (*tst<mode>_extimm): Fixed z10prop attribute.
16936 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16937 (*tstqiCCT_cconly): Fixed z10prop attribute.
16938 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16939 (*movsi_larl): Fixed z10prop attribute.
16940 (*movsi_zarch): Fixed z10prop attribute.
16941 (*movsi_eas): Fixed z10prop attribute.
16942 (*movhi): Fixed z10prop attribute.
16943 (*movqi): Fixed z10prop attribute.
16944 (*movstrictqi): Fixed z10prop attribute.
16945 (*mov<mode>): Fixed z10prop attribute.
16946 (*movcc): Fixed z10prop attribute.
16947 (*sethighpartdi_64): Fixed z10prop attribute.
16948 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16949 (*negdi2_sign_cc): Fixed z10prop attribute.
16950 (*negdi2_sign): Fixed z10prop attribute.
16951 (*absdi2_sign_cc): Fixed z10prop attribute.
16952 (*absdi2_sign): Fixed z10prop attribute.
16953 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16954 (*negabsdi2_sign): Fixed z10prop attribute.
16955 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16956 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16957 (doloop_si64): Fixed z10prop attribute.
16958 (doloop_si31): Fixed z10prop attribute.
16959 (doloop_long): Fixed z10prop attribute.
16960 (indirect_jump): Fixed z10prop attribute.
16961 (nop): Fixed z10prop attribute.
16962 (main_base_64): Fixed z10prop attribute.
16963 (reload_base_64): Fixed z10prop attribute.
16965 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16967 PR rtl-optimization/38740
16968 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16970 * config/mips/mips.c (mips_reorg): Likewise.
16972 2009-01-28 Richard Guenther <rguenther@suse.de>
16974 PR tree-optimization/38926
16975 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16976 with the correct value id to a value.
16977 (do_regular_insertion): Use the value number of edoubleprime
16978 for the value number of the expr.
16981 2008-08-21 Richard Guenther <rguenther@suse.de>
16983 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16984 a PHI ask VN if it is already available.
16985 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16986 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16988 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16990 PR middle-end/38934
16991 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16992 set to varying whenever max has TREE_OVERFLOW set, similarly
16993 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16995 2009-01-28 Richard Guenther <rguenther@suse.de>
16997 PR middle-end/38908
16998 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16999 uninitialized aggregate uses in call arguments.
17001 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17003 PR tree-optimization/38984
17004 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17005 the nothing_id variable if -fno-delete-null-pointer-checks.
17007 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17010 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17011 (set_got_offset_rex64): Ditto.
17013 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17016 * doc/extend.texi: Improve local variable with asm reg.
17018 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17020 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17021 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17022 was not supplied then set warn_packed_bitfield_compat to the
17023 default value of 1.
17024 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17027 2009-01-27 Richard Guenther <rguenther@suse.de>
17029 PR tree-optimization/38503
17030 * cfgexpand.c (expand_gimple_basic_block): Ignore
17031 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17032 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17033 variables that cannot have TBAA applied.
17034 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17037 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17039 PR middle-end/38969
17040 * calls.c (initialize_argument_information): Do not wrap complex
17041 arguments in SAVE_EXPR.
17043 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17045 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17046 (INSTALL_LIBGCC): Revert typo commit.
17048 2009-01-26 Richard Guenther <rguenther@suse.de>
17050 PR tree-optimization/38745
17051 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17052 from special handling.
17054 2009-01-26 Richard Guenther <rguenther@suse.de>
17056 PR tree-optimization/38745
17057 * tree-ssa.c (execute_update_addresses_taken): Do not include
17058 variables that cannot possibly be a register in not_reg_needs.
17059 Do not clear TREE_ADDRESSABLE on vars that may not become
17061 * tree-ssa.c (update_alias_info_1): Include those in the set
17062 of addressable vars.
17064 2009-01-26 Richard Guenther <rguenther@suse.de>
17066 PR middle-end/38851
17067 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17068 * tree-ssa-dse.c: Include langhooks.h
17069 (execute_simple_dse): Remove stores with zero size.
17071 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17074 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17077 2009-01-24 Julian Brown <julian@codesourcery.com>
17079 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17080 config/arm/linux-atomic.c.
17081 * config/arm/linux-atomic.c: New.
17083 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17085 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17086 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17087 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17089 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17092 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17095 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17097 PR tree-optimization/38953
17098 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17099 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17100 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17101 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17104 2009-01-24 Paul Brook <paul@codesourcery.com>
17106 * config/arm/neon.md (neon_type): Move to arm.md.
17107 (neon_mov<VSTRUCT>): Add neon_type attribute.
17108 * config/arm/arm.md (neon_type): Move to here.
17109 (conds): Add "unconditioal" and use as default for NEON insns.
17111 2009-01-24 Ben Elliston <bje@au.ibm.com>
17113 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17114 void *' warning from -Wc++-compat.
17115 * Makefile.in (dominance.o-warn): Remove.
17117 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17119 PR tree-optimization/38932
17120 * fold-const.c (fold_unary_ignore_overflow): New.
17121 * tree.h (fold_unary_ignore_overflow): Declare.
17122 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17123 * tree-ssa-sccvn.c (visit_reference_op_load,
17124 simplify_unary_expression): Likewise.
17126 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17128 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17129 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17130 regardless of their type.
17131 * c-common.c (handle_packed_attribute): Don't ignore packed on
17133 * c.opt (Wpacked-bitfield-compat): New warning option.
17134 * stor-layout.c (place_field): Warn if offset of a field changed.
17135 * doc/extend.texi (packed): Mention the ABI change.
17136 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17137 (Warning Options): Add it to the list.
17139 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17141 * c-opts.c (c_common_post_options): Fix a typo in comments.
17143 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17145 PR middle-end/38615
17146 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17147 variables to static.
17148 * doc/invoke.texi (-fmerge-all-constants): Update description.
17150 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17153 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17154 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17156 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17158 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17160 (LOCAL_ALIGNMENT): Similarly.
17162 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17163 Joseph Myers <joseph@codesourcery.com>
17165 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17166 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17167 * config/arm/arm-tune.md: Regenerate.
17168 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17171 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17173 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17174 version number to five.
17176 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17179 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17180 * c-common.c (set_underlying_type): Likewise.
17181 (is_typedef_decl ): Likewise
17183 (set_underlying_type): Likewise.
17184 (is_typedef_type): Likewise.
17186 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17188 PR middle-end/38587
17189 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17192 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17195 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17196 (LIBGCC_SPEC): Don't define.
17197 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17199 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17201 PR rtl-optimization/38879
17202 * alias.c (base_alias_check): Unaligned access via AND address can
17203 alias all surrounding object types except those with sizes equal
17204 or wider than the size of unaligned access.
17206 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17209 * c-decl.c (clone_underlying_type): Move this ...
17210 * c-common.c (set_underlying_type): ... here.
17211 Also, make sure the function properly sets TYPE_STUB_DECL() on
17212 the newly created typedef variant type.
17213 (is_typedef_decl ): New entry point.
17214 * tree.h: Added a new member member_types_needing_access_check to
17215 struct tree_decl_non_common.
17216 (set_underlying_type): New entry point.
17217 (is_typedef_type): Likewise.
17219 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17221 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17222 Check whether two instructions have memory references that
17223 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17224 are helper functions for traversing.
17225 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17226 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17227 not to draw dependency edge for instructions with non-conflicting
17230 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17233 * longlong.h: Update copyright years. Use soft-fp license notice.
17234 Sync __clz_tab declaration with glibc.
17236 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17239 * doc/extend.texi (syscall_linkage): New.
17240 (version_id): Modify.
17242 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17243 Richard Guenther <rguenther@suse.de>
17245 PR tree-optimization/38747
17246 PR tree-optimization/38748
17247 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17248 conversion if the base address is an indirect reference and the
17249 aliasing sets could cause issues.
17251 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17253 * common.opt (fgraphite, fgraphite-identity): Add comment for
17254 explaining why these options are not documented.
17256 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17258 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17259 gimple_call_lhs is NULL.
17261 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17264 * emit-rtl.c (adjust_address_1): Make sure memref is never
17267 2009-01-20 Ben Elliston <bje@au.ibm.com>
17269 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17270 const qualifier from arg parameter. Remove unnecessary cast to char *.
17271 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17272 const qualifier from arg 2.
17274 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17276 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17278 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17281 * rtl.h (reinit_regs): New prototype.
17282 * regclass.c: Include ira.h.
17283 (reinit_regs): New.
17284 * Makefile.in (regclass.o): Add ira.h.
17285 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17287 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17290 * c-common.c (handle_aligned_attribute): Use
17291 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17292 default alignment value.
17294 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17296 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17297 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17299 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17300 __BIGGEST_ALIGNMENT__.
17302 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17304 2009-01-18 Richard Guenther <rguenther@suse.de>
17306 PR tree-optimization/38819
17307 * tree-flow.h (operation_could_trap_helper_p): Declare.
17308 * tree-eh.c (operation_could_trap_helper_p): Export.
17309 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17310 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17311 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17312 are about to insert a possibly trapping instruction and fail
17315 2009-01-18 Andreas Schwab <schwab@suse.de>
17317 * doc/install.texi (Configuration): Remove obsolete paragraph
17318 about use of --with-gnu-ld with --with-gnu-as.
17320 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17322 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17323 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17324 Follow spelling conventions.
17326 2009-01-18 Ben Elliston <bje@au.ibm.com>
17328 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17329 C++ warning about implicit conversion from void * to struct
17331 (bitmap_obstack_free): Likewise for bitmap_element *.
17332 * Makefile.in (bitmap.o-warn): Remove.
17334 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17336 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17338 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17339 Tobias Grosser <tobi.grosser@amd.com>
17341 * graphite.c (graphite_trans_scop_block): Do not block single
17344 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17346 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17347 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17348 test with assertion.
17350 2009-01-16 Richard Guenther <rguenther@suse.de>
17352 PR tree-optimization/38835
17353 PR middle-end/36227
17354 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17355 and INT + PTR -> (INT)(PTR p+ INT) folding.
17356 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17358 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17361 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17362 the subreg from a lowpart subreg if it is also casting the value.
17364 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17365 Tobias Grosser <tobi.grosser@amd.com>
17367 * graphite.c (compare_prefix_loops): New.
17368 (build_scop_canonical_schedules): Rewritten.
17369 (graphite_transform_loops): Move build_scop_canonical_schedules
17370 after build_scop_iteration_domain.
17372 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17373 Tobias Grosser <tobi.grosser@amd.com>
17375 * graphite.c (add_conditions_to_domain): Add the loops to
17376 the dimension of the iteration domain. Do copy the domain
17377 only when it exists.
17378 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17379 (add_conditions_to_constraints): New.
17380 (can_generate_code_stmt, can_generate_code): Removed.
17381 (gloog): Do not call can_generate_code.
17382 (graphite_transform_loops): Call add_conditions_to_constraints
17383 after building the iteration domain.
17385 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17387 PR tree-optimization/38789
17388 * tree-ssa-threadedge.c
17389 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17390 __builtin_constant_p.
17392 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17394 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17395 examined before deleting them.
17397 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17399 * function.c (aggregate_value_p): Correctly extract the function
17400 type from CALL_EXPR_FN lookup.
17402 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17404 * config/picochip/picochip.c (picochip_override_options): Revert
17405 CFI asm flag disable commited previously.
17407 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17408 Tobias Grosser <tobi.grosser@amd.com>
17409 Jan Sjodin <jan.sjodin@amd.com>
17411 * graphite.c (scan_tree_for_params): On substractions negate
17412 all the coefficients of the term.
17413 (clast_to_gcc_expression_red): New. Handle reduction expressions
17414 of more than two operands.
17415 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17416 (get_vdef_before_scop): Handle also the case of default definitions.
17418 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17420 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17421 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17422 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17424 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17425 Joey Ye <joey.ye@intel.com>
17427 PR middle-end/37843
17428 * cfgexpand.c (expand_stack_alignment): Don't update stack
17429 boundary nor check incoming stack boundary here.
17430 (gimple_expand_cfg): Update stack boundary and check incoming
17431 stack boundary here.
17433 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17435 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17437 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17439 PR rtl-optimization/38245
17440 * calls.c (expand_call): Add stack arguments to
17441 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17442 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17443 in regs and partially in memory or BLKmode arguments.
17444 (emit_library_call_value_1): Add stack arguments to
17445 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17446 ACCUMULATE_OUTGOING_ARGS).
17447 * dce.c: Include tm_p.h.
17448 (find_call_stack_args): New function.
17449 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17451 (mark_insn): Call find_call_stack_args for CALL_Ps.
17452 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17453 forwards. Allocate and free arg_stores bitmap if needed, pass it
17454 down to deletable_insn_p, don't mark stores set in arg_stores
17455 bitmap, clear the bitmap at the beginning of each bb.
17456 * Makefile.in (dce.o): Depend on $(TM_P_H).
17458 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17461 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17462 to make sure the insn is a conditional test (bug 22599). Reformat a
17465 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17467 PR middle-end/38431
17468 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17469 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17470 (gloog): Do not call cleanup_tree_cfg.
17471 (graphite_transform_loops): Call cleanup_tree_cfg after all
17472 scops have been code generated.
17474 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17475 * doc/gty.texi (Invoking the garbage collector): Added new node
17476 and section documenting ggc_collect.
17478 2009-01-14 Richard Guenther <rguenther@suse.de>
17480 PR tree-optimization/38826
17481 PR middle-end/38477
17482 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17483 initialization notes only if we actually emitted a warning.
17484 (intra_create_variable_infos): Add constraints for a result decl
17485 that is passed by hidden reference.
17486 (build_pred_graph): Mark all related variables non-direct on
17489 2009-01-14 Nick Clifton <nickc@redhat.com>
17491 * ira-conflicts.c: Include addresses.h for the definition of
17493 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17494 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17496 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17499 * Makefile.in (ira-lives.o): Add except.h.
17501 * ira-lives.c: Include except.h.
17502 (process_bb_node_lives): Process can_throw_internal.
17504 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17506 PR rtl-optimization/38774
17507 * combine.c (simplify_set): When undoing cc_use change, don't do
17508 PUT_CODE on the newly created comparison, but instead put back the
17511 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17513 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17514 values. Remove duplicate arm8 entry.
17516 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17518 PR tree-optimization/38786
17519 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17520 the SSA_NAME case of expand_scalar_variables_expr.
17521 Set the type of an expression to the type of its assign statement.
17522 (expand_scalar_variables_expr): Also gather the scalar computation
17523 used to index the memory access. Do not pass loop_p.
17524 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17525 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17526 the gimple_stmt_iterator where it inserts new code.
17527 Do not pass loop_p.
17528 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17529 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17531 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17533 * graphite.h (debug_value): Removed.
17534 * graphite.c (debug_value): Removed.
17536 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17538 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17539 ldrd/strd with two 32-bit instructions.
17541 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17543 * config/arm/arm.c (struct processors): Pass for speed down into
17544 cost helper functions.
17545 (const_ok_for_op): Handle COMPARE and inequality nodes.
17546 (arm_rtx_costs_1): Rewrite.
17547 (arm_size_rtx_costs): Update prototype.
17548 (arm_rtx_costs): Pass speed down to helper functions.
17549 (arm_slowmul_rtx_costs): Rework cost calculations.
17550 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17551 (arm_9e_rtx_costs): Likewise.
17553 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17555 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17556 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17557 (alpha_legitimize_address): Do not split local symbols wider than
17558 UNITS_PER_WORD into HIGH/LO_SUM parts.
17560 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17563 * gcc.c (process_command): Replace call to execvp with calls
17564 to pex_one and exit.
17566 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17569 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17570 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17571 variant for devices with 3-byte PC.
17572 (__tablejump_elpm__): New.
17574 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17577 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17578 offsetof member-designator, handle it as `[0].'.
17580 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17582 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17583 function when not using named sections on targets with named sections
17584 if branch distance is less than 262132.
17586 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17588 * combine.c (combine_instructions): Recompute
17589 optimize_this_for_speed_p for each BB in the main combine loop.
17591 2009-01-12 Tomas Bily <tbily@suse.cz>
17594 * tree-loop-distribution.c (prop_phis): New function.
17595 (generate_builtin): Call prop_phis.
17596 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17598 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17600 PR tree-optimization/38807
17601 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17602 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17604 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17606 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17607 subreg of op0 to the original op0.
17609 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17611 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17613 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17616 * mips-tfile.c (parse_def): Fix parsing of def strings
17617 starting with digits.
17619 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17622 * config/arm/arm.c (arm_is_long_call_p): Don't call
17623 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17625 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17627 * regrename.c (regrename_optimize): Fix dumping.
17628 (find_oldest_value_reg): Preserve REG_POINTER.
17629 (copy_hardreg_forward_1): Likewise.
17631 2009-01-09 Diego Novillo <dnovillo@google.com>
17633 * gimple.h (struct gimple_statement_base) <uid>: Document
17634 the restrictions on its use.
17635 (gimple_uid): Tidy.
17636 (gimple_set_uid): Tidy.
17638 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17640 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17641 zero guard even if align_bytes != 0 and count is smaller than
17644 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17646 PR rtl-optimization/38495
17647 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17648 (add_range_and_copies_from_move_list): Print all added ranges.
17649 Add ranges to memory optimized destination.
17651 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17655 * config/i386/i386.c (override_options): Reject
17656 -mstringop-strategy=rep_8byte with -m32.
17657 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17658 to 1. Do count comparison against epilogue_size_needed at compile
17659 time even when count_exp was constant forced into register. For
17660 size_needed don't jump to epilogue, instead just avoid aligning
17661 and invoke the body algorithm. If need_zero_guard, add zero guard
17662 even if count is non-zero, but smaller than size_needed + number of
17663 bytes that could be stored for alignment.
17664 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17665 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17666 but smaller than size_needed + number of bytes that could be stored
17667 for alignment. Compare size_needed with epilogue_size_needed instead
17668 of desired_align - align, don't adjust size_needed, pass
17669 epilogue_size_needed to the epilogue expanders.
17672 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17674 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17676 * pa.c (last_address): Change to unsigned.
17677 (update_total_code_bytes): Change argument to unsigned. Don't
17678 check if insn addresses are set.
17679 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17680 addresses are not set.
17681 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17683 2009-01-09 Nick Clifton <nickc@redhat.com>
17685 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17686 DECL_DECLARED_INLINE_P.
17688 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17690 PR middle-end/38347
17691 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17692 GET_MODE (op0) in operand_subword_force calls.
17694 PR middle-end/38771
17695 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17696 fold_convert arg0 operands to TREE_TYPE (op0) first.
17698 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17700 * params.def (ira-max-conflict-table-size): Decrease default value
17703 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17705 PR tree-optimization/37031
17706 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17708 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17709 allocate it using gc instead of heap, use VEC_quick_push instead of
17711 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17712 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17713 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17714 allocated vector from heap allocated.
17715 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17716 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17717 vector only after perfect_loop_nest_depth call.
17719 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17720 Jan Sjodin <jan.sjodin@amd.com>
17722 PR tree-optimization/38559
17723 * graphite.c (debug_value, copy_constraint,
17724 swap_constraint_variables, scale_constraint_variable, ): New.
17725 (get_lower_bound, get_upper_bound): Removed.
17726 (graphite_trans_bb_strip_mine): Clean up this code that works
17727 only for constant number of iterations. Fully copy upper and
17728 lower bound constraints, not only the constant part of them.
17729 * graphite.h (debug_value): Declared.
17731 2009-01-08 Ira Rosen <irar@il.ibm.com>
17733 PR tree-optimization/37194
17734 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17735 Don't add the cost of cost model guard in prologue to scalar
17736 outside cost in case of known number of iterations.
17738 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17739 Alan Modra <amodra@bigpond.net.au>
17741 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17742 non-word-aligned REG+CONST addressing.
17744 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17747 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17748 free_after_compilation when outputting a thunk.
17749 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17750 Do not call free_after_compilation here.
17752 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17754 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17755 (ix86_valid_target_attribute_inner_p): Ditto.
17757 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17759 PR tree-optimization/38492
17760 PR tree-optimization/38498
17761 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17762 * tree-chrec.h (scev_is_linear_expression): Declared.
17763 * graphite.c (graphite_cannot_represent_loop_niter): New.
17764 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17765 (graphite_loop_normal_form): Use gcc_assert.
17766 (scan_tree_for_params): Use CASE_CONVERT.
17767 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17768 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17769 Use gcc_assert. Discard scops that contain unhandled cases.
17770 (build_scop_conditions): Return a boolean status for unhandled cases.
17771 (strip_mine_profitable_p): Print the loop number, not its depth.
17772 (is_interchange_valid): Pass the depth of the loop nest, don't
17773 recompute it wrongly.
17774 (graphite_trans_bb_block): Same.
17775 (graphite_trans_bb_block): Print tentative of loop blocking.
17776 (graphite_trans_scop_block): Do not print that the loop has been
17778 (graphite_transform_loops): Do not handle scops that contain condition
17781 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17783 AVX Programming Reference (December, 2008)
17784 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17785 (_mm256_stream_pd): Likewise.
17786 (_mm256_stream_ps): Likewise.
17788 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17789 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17790 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17791 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17792 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17793 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17794 (ix86_expand_special_args_builtin): Likewise.
17796 * config/i386/sse.md (AVXMODEDI): New.
17797 (avx_movnt<mode>): Likewise.
17798 (avx_movnt<mode>): Likewise.
17799 (<sse>_movnt<mode>): Remove AVX support.
17800 (sse2_movntv2di): Likewise.
17802 2009-01-07 Richard Guenther <rguenther@suse.de>
17804 PR middle-end/38751
17805 * fold-const.c (extract_muldiv): Remove obsolete comment.
17806 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17807 to PLUS_EXPR canonicalization for the canonicalization.
17809 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17811 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17812 hosted cross-compilers generating less efficient code.
17814 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17816 * function.h (rtl_data): Add a dbr_scheduled_p field.
17817 * reorg.c (dbr_schedule): Set it.
17818 (gate_handle_delay_slots): Check it.
17819 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17820 (mips_reorg): Check flag_delayed_branch instead of
17821 mips_base_delayed_branch.
17822 (mips_override_options): Don't set mips_base_delayed_branch
17823 or flag_delayed_branch.
17825 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17827 PR rtl-optimization/38426.
17828 * ira.c (ira): Set current_function_is_leaf earlier.
17830 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17832 PR rtl-optimization/38722
17833 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17834 too early, only set a flag and modify after last possible
17837 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17840 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17841 * real.c (decimal_single_format): Correct values of emin and emax.
17842 (decimal_double_format): Ditto.
17843 (decimal_quad_format): Ditto.
17844 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17845 computation of DECnn_MIN and DECnn_MAX for corrected values of
17846 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17847 __DECnn_MIN__, and adjust its computation for the corrected value
17850 2009-01-06 Jan Hubicka <jh@suse.cz>
17853 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17855 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17857 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17858 Add Robert Clark to the list of testers.
17860 2009-01-06 Jan Hubicka <jh@suse.cz>
17861 Kai Tietz <kai.tietz@onevision.com>
17863 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17864 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17866 2009-01-06 Jan Hubicka <jh@suse.cz>
17867 Kai Tietz <kai.tietz@onevision.com>
17869 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17871 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17872 (ix86_nsaved_regs): Count only general purpose regs.
17873 (ix86_nsaved_sseregs): New.
17874 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17875 to 16 for w64; compute padding and size of sse reg save area.
17876 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17877 general purpose regs.
17878 (ix86_emit_save_sse_regs_using_mov): New.
17879 (ix86_expand_prologue): Save SSE regs if needed.
17880 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17881 (ix86_emit_restore_sse_regs_using_mov): New.
17882 (ix86_expand_epilogue): Save SSE regs if needed.
17884 2009-01-06 Jan Hubicka <jh@suse.cz>
17885 Kai Tietz <kai.tietz@onevision.com>
17887 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17888 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17889 functions when accumulate outgoing args is off.
17891 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17894 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17895 before using pseudos_have_intersected_live_ranges_p.
17897 * ira-int.h (ira_assert): Always define.
17899 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17901 AVX Programming Reference (December, 2008)
17902 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17903 (_mm256_permute2_pd): Likewise.
17904 (_mm_permute2_ps): Likewise.
17905 (_mm256_permute2_ps): Likewise.
17906 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17907 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17909 * config/i386/i386.c (ix86_builtins): Remove
17910 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17911 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17912 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17913 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17914 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17915 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17916 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17917 __builtin_ia32_vpermil2ps256.
17918 (ix86_init_mmx_sse_builtins): Updated.
17919 (ix86_expand_args_builtin): Likewise.
17921 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17923 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17924 long absolute calls when generating PA 2.0 code.
17926 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17928 PR rtl-optimization/38583
17929 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17931 * params.def (ira-max-conflict-table-size): New.
17933 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17935 * ira.h (ira_conflicts_p): New external definition.
17937 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17938 table. Report this. Return result of building.
17939 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17940 building conflict table.
17942 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17943 (ira_color): Use ira_conflicts_p.
17945 * global.c: Include ira.h.
17946 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17949 * Makefile.in (global.o): Add ira.h.
17951 * ira-build.c (mark_all_loops_for_removal,
17952 propagate_some_info_from_allocno): New.
17953 (remove_unnecessary_allocnos): Call
17954 propagate_some_info_from_allocno.
17955 (remove_low_level_allocnos): New.
17956 (remove_unnecessary_regions): Add parameter. Call
17957 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17958 parameter to remove_unnecessary_regions.
17959 (ira_build): Remove all regions but root if the conflict table was
17960 not built. Update conflict hard regs for allocnos crossing calls.
17962 * ira.c (ira_conflicts_p): New global.
17963 (ira): Define and use ira_conflicts_p.
17965 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17966 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17967 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17969 2009-01-06 Ben Elliston <bje@au.ibm.com>
17971 * gengtype-lex.l (YY_NO_INPUT): Define.
17973 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17976 * c-common.c (handle_vector_size_attribute): Also reject
17977 BOOLEAN_TYPE types.
17979 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17981 PR tree-optimization/38492
17982 * graphite.c (rename_map_elt, debug_rename_elt,
17983 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17984 rename_map_elt_info, eq_rename_map_elts,
17985 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17986 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17987 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17988 (sese_build_livein_liveouts): New.
17989 (new_sese, free_sese): New.
17990 (new_scop): Call new_sese.
17991 (free_scop): Call free_sese.
17992 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17993 (register_old_new_names): Renamed register_old_and_new_names.
17994 (register_scop_liveout_renames, add_loop_exit_phis,
17995 insert_loop_close_phis, struct igp,
17996 default_liveout_before_guard, add_guard_exit_phis,
17997 insert_guard_phis, copy_renames): New.
17998 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17999 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18000 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18001 (scop_adjust_phis_for_liveouts): New.
18002 (gloog): Call scop_adjust_phis_for_liveouts.
18004 * graphite.h (struct sese): Documented. Added fields liveout,
18005 num_ver and livein.
18006 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18007 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18008 (struct scop): Added field liveout_renames.
18009 (SCOP_LIVEOUT_RENAMES): New.
18011 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18013 PR tree-optimization/38510
18014 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18015 (translate_clast): Call recompute_all_dominators before
18017 (gloog): Call recompute_all_dominators before graphite_verify.
18019 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18020 Jan Sjodin <jan.sjodin@amd.com>
18022 PR tree-optimization/38500
18023 * graphite.c (create_sese_edges): Call fix_loop_structure after
18026 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18028 * config.gcc: Add m32r*-*-rtems*.
18029 * config/m32r/rtems.h: New file.
18031 2009-01-05 Ben Elliston <bje@au.ibm.com>
18033 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18034 (.po.pox): Likewise.
18035 (po/gcc.pot): Likewise.
18037 2009-01-04 David S. Miller <davem@davemloft.net>
18039 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18040 (STARTING_FRAME_OFFSET): Always set to zero.
18042 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18044 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18045 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18046 fixed-point types, and vectors of the same.
18048 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18050 * config/mips/sync.md (*mb_barrier): Rename to...
18051 (*memory_barrier): ...this.
18053 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18055 * doc/extend.texi (Function Attributes): Move @cindex after @item
18056 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18057 and put in alphabetical order. Fix 'target' name and put in order.
18058 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18061 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18063 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18064 (memory_barrier): Expand as unspec instead of unspec_volatile.
18065 Remove mem:BLK from insn operands. Use Pmode scratch register.
18066 (*memory_barrier): Define as unspec instead of unspec_volatile.
18067 Use (match_dup 0) as input operand.
18069 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18070 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18071 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18072 scratch register. Remove operand 1.
18073 (*stbar): Define as unspec instead of unspec_volatile.
18074 Use (match_dup 0) as input operand, remove (const_int 8).
18075 (*membar): Define as unspec instead of unspec_volatile.
18076 Use (match_dup 0) as input operand, remove input operand 2.
18078 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18079 (memory_barrier): Expand as unspec instead of unspec_volatile.
18080 Remove mem:BLK from insn operands. Use Pmode scratch register.
18081 (*memory_barrier): Define as unspec instead of unspec_volatile.
18082 Use (match_dup 0) as input operand.
18084 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18085 Remove mem:BLK from insn operands. Use Pmode scratch register.
18086 Set volatile flag on operand 0.
18087 (*memory_barrier): New insn pattern.
18089 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18091 (*memory_barrier): Use (match_dup 0) as input operand.
18093 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18094 Remove mem:BLK from insn operands. Use Pmode scratch register.
18095 Set volatile flag on operand 0.
18096 (*mb_internal): New insn pattern.
18098 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18100 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18102 PR middle-end/38586
18103 * function.c (struct temp_slot): Move to the section of the file
18104 that deals with temp slots. Remove field 'address'.
18105 (temp_slot_address_table): New hash table of address -> temp slot.
18106 (struct temp_slot_address_entry): New struct, items for the table.
18107 (temp_slot_address_compute_hash, temp_slot_address_hash,
18108 temp_slot_address_eq, insert_temp_slot_address): Support functions
18110 (find_temp_slot_from_address): Rewrite to use the new hash table.
18111 (remove_unused_temp_slot_addresses): Remove addresses of temp
18112 slots that have been made available.
18113 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18114 worker function for remove_unused_temp_slot_addresses.
18115 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18116 Add the temp slot address to the address -> temp slot map.
18117 (update_temp_slot_address): Update via insert_temp_slot_address.
18118 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18119 (pop_temp_slots): Likewise.
18120 (init_temp_slots): Allocate the address -> temp slot map, or empty
18121 the map if it is already allocated.
18122 (prepare_function_start): Initialize temp slot processing.
18124 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18126 PR middle-end/38584
18127 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18128 Calculate the size of all stack vars assuming no packing of stack
18129 vars will happen, replacing a quadratic algorithm with a linear one.
18131 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18134 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18137 2009-01-03 Diego Novillo <dnovillo@google.com>
18139 * doc/contrib.texi: Update contributions.
18141 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18144 * builtins.c (fold_builtin_memory_op): Give up if either operand
18145 is volatile. Set srctype or desttype to non-qualified version
18149 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18150 and FUNCTION_DECLs.
18152 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18154 PR rtl-optimization/35805
18155 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18156 problem if fast dce is able to remove any instructions.
18157 * dce.c (dce_process_block): Fix dump message.
18159 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18162 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18164 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18166 PR middle-end/38690
18167 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18168 * tree-pretty-print.c (op_code_prio): New function.
18169 (op_prio): No longer static. Use op_code_prio.
18170 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18171 Use op_prio and op_code_prio to determine if () should be
18172 printed around operand(s) or not.
18174 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18175 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18176 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18177 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18178 pp_character instead of pp_string for single letter printing.
18180 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18182 * doc/extend.texi: Fix '#pragma GCC option' typo.
18184 2009-01-02 Richard Guenther <rguenther@suse.de>
18186 * doc/install.texi (--enable-checking): Mention different
18187 default for stage1.
18188 (--enable-stage1-checking): Document.
18190 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18192 PR middle-end/30142
18193 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18194 case to be an error.
18196 2009-01-02 Ben Elliston <bje@au.ibm.com>
18198 * config/fp-bit.h (pack_d): Constify argument.
18199 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18200 (isnan): Constify argument.
18202 (iszero): Likewise.
18203 (pack_d): Likewise.
18204 (_fpadd_parts): Constify return type.
18205 (_fpmul_parts): Likewise.
18206 (_fpdiv_parts): Likewise.
18208 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18211 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18212 warn about overwriting initializer with side-effects or
18213 -Woverride-init if !IMPLICIT.
18214 (output_init_element): Likewise. Pass IMPLICIT down to
18216 (process_init_element): Add IMPLICIT argument. Pass it down
18217 to output_init_element.
18218 (push_init_element, pop_init_level, set_designator): Adjust
18219 process_init_element callers.
18220 (set_nonincremental_init, set_nonincremental_init_from_string):
18221 Adjust add_pending_init callers.
18222 (output_pending_init_elements): Adjust output_init_element callers.
18223 * c-tree.h (process_init_element): Adjust prototype.
18224 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18225 process_init_element callers.
18228 Copyright (C) 2009 Free Software Foundation, Inc.
18230 Copying and distribution of this file, with or without modification,
18231 are permitted in any medium without royalty provided the copyright
18232 notice and this notice are preserved.