1 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
4 * ira.c (build_insn_chain): Use DF_LR_OUT instead of
6 * testsuite/gfortran.dg/pr40587.f: New test.
8 2009-07-03 Richard Guenther <rguenther@suse.de>
10 PR tree-optimization/40640
11 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14 2009-07-03 Jan Hubicka <jh@suse.cz>
16 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
17 for size, reduce amount of inlining.
19 2009-07-03 Richard Guenther <rguenther@suse.de>
22 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to
23 (T2)t +- (T2)x if t +- x is known to not overflow and
24 the conversion widens the operation.
25 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
27 2009-07-03 Jan Hubicka <jh@suse.cz>
29 * ipa-pure-const.c (analyze): Update loop optimizer init.
30 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
31 try_remove_empty_loop, remove_empty_loops): Remove.
32 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
33 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
34 to mark regular loops as neccesary.
35 (degenerate_phi_p): New function.
36 (propagate_necessity, remove_dead_phis): Use it.
37 (forward_edge_to_pdom): Likewise.
38 (eliminate_unnecessary_stmts): Take care to remove uses of results of
39 virtual PHI nodes that became unreachable.
40 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
41 * tree-flow.h (remove_empty_loops): Remove.
42 * passes.c (init_optimization_passes): Remove.
44 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
48 (*fix_trunc<mode>_i387_1): Ditto.
49 (*floathi<mode>2_1): Ditto.
50 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
52 (*fist<mode>2_1): Ditto.
53 (frndintxf2_floor): Ditto.
54 (*fist<mode>2_floor_1): Ditto.
55 (frndintxf2_ceil): Ditto.
56 (*fist<mode>2_ceil_1): Ditto.
57 (frndintxf2_trunc): Ditto.
58 (frndintxf2_mask_pm): Ditto.
59 (fxam<mode>2_i387_with_temp): Ditto.
60 * config/i386/sse.md (mulv16qi3): Ditto.
61 (*sse2_mulv4si3): Ditto.
63 (sse4_2_pcmpestr): Ditto.
64 (sse4_2_pcmpistr): Ditto.
66 2009-07-03 Jan Hubicka <jh@suse.cz>
68 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
69 (mark_stmt_necessary): Set it.
70 (mark_operand_necessary): Set it.
71 (mark_control_dependent_edges_necessary): Set it.
72 (mark_virtual_phi_result_for_renaming): New function.
73 (get_live_post_dom): New function.
74 (forward_edge_to_pdom): New function.
75 (remove_dead_stmt): Fix handling of control dependences.
76 (tree_dce_init): Init new bitmap.
77 (tree_dce_done): Free it.
79 2009-07-02 Richard Guenther <rguenther@suse.de>
82 * tree-ssa-structalias.c (new_var_info): Initialize
85 2009-07-02 Jan Hubicka <jh@suse.cz>
87 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
90 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
92 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
93 instead of recomputing it. Adjust calls.
94 (emit_store_flag): Adjust recursive calls.
96 2009-07-02 Richard Guenther <rguenther@suse.de>
98 * tree-ssa-live.c (remove_unused_locals): Do not remove
100 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
101 of DECL_EXTERNAL for HEAP variables.
102 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
103 HEAP variables. Do not adjust RESTRICT vars.
104 (find_what_var_points_to): Nobody cares if something
107 2009-07-02 Ben Elliston <bje@au.ibm.com>
109 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
110 pc_low and pc_high declarations to the top of the function.
112 2009-07-01 DJ Delorie <dj@redhat.com>
114 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
116 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
117 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
118 unspecified accesses to control registers.
119 * config/mep/intrinsics.md: Regenerate.
120 * config/mep/intrinsics.h: Regenerate.
121 * config/mep/mep-intrin.h: Regenerate.
123 2009-07-01 Anthony Green <green@moxielogic.com>
125 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
126 instruction when possible.
127 (moxie_expand_prologue): Ditto. Also, save an instruction and
128 some complexity by popping off of $r12 instead of $sp.
129 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
132 2009-07-01 Richard Henderson <rth@redhat.com>
135 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
136 contained no insns, reposition note before last insn.
138 2009-07-01 Richard Henderson <rth@redhat.com>
141 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
142 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
144 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
147 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
148 darwin9 for printing reg addresses with %y.
150 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
152 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
153 truncation from operands in binary operations.
155 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
158 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
159 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
160 subreg of op0 to the original op0.
162 * expmed.c (store_bit_field_1): Use a temporary as the destination
163 instead of a paradoxical subreg when we need to truncate the result.
165 2009-07-01 DJ Delorie <dj@redhat.com>
167 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
168 names to VLIW variants.
169 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
170 * config/mep/intrinsics.md: Regenerate.
171 * config/mep/intrinsics.h: Regenerate.
172 * config/mep/mep-intrin.h: Regenerate.
174 2009-07-01 Jakub Jelinek <jakub@redhat.com>
177 * jump.c (returnjump_p): Revert last patch.
178 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
180 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
183 * pa.md (casesi32p): Use jump table label to determine the offset
185 (casesi64p): Likewise.
187 * pa.c (forward_branch_p): Return bool type. Use instruction
188 addresses when available. Assert that INSN has a jump label.
189 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
192 2009-07-01 Richard Guenther <rguenther@suse.de>
194 PR tree-optimization/19831
195 * tree-ssa-dce.c (propagate_necessity): Calls to functions
196 that only act as barriers do not make any previous stores necessary.
197 * tree-ssa-structalias.c (handle_lhs_call): Delay making
198 HEAP variables global, do not add a constraint from nonlocal.
199 (find_func_aliases): Handle escapes through return statements.
200 (compute_points_to_sets): Make escaped HEAP variables global.
202 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
205 * expmed.c (emit_store_flag): Perform a conversion if necessary,
206 after reducing a DImode cstore to SImode.
208 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
210 * expr.c (expand_expr_real_1): Reinstate fallthrough to
211 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
213 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
215 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
216 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
218 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
219 and umod_optab if TARGET_BSD_DIVMOD.
220 * config/vax/lib1funcs.asm: New file.
221 * config/vax/t-linux: New file.
222 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
224 2009-06-30 Jakub Jelinek <jakub@redhat.com>
227 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
228 to type arguments that have void type.
231 * dwarf2out.c (gen_formal_parameter_die): Call
232 equate_decl_number_to_die if node is different from origin.
234 2009-06-30 Anthony Green <green@moxielogic.com>
236 Clean up moxie port for --enable-build-with-cxx.
237 * config/moxie/moxie.c (moxie_function_value): First two
238 parameters are const_tree, not tree.
239 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
240 (REG_CLASS_NAMES): Ditto.
241 (REGNO_REG_CLASS): Ditto.
242 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
243 (moxie_function_value): Fix constyness of arguments.
245 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
247 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
248 finalize_size_functions before further processing.
249 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
250 (variable_size): Call self_referential_size on size expressions
251 that contain a PLACEHOLDER_EXPR.
252 (size_functions): New static variable.
253 (copy_self_referential_tree_r): New static function.
254 (self_referential_size): Likewise.
255 (finalize_size_functions): New global function.
256 * tree.c: Include tree-inline.h.
257 (push_without_duplicates): New static function.
258 (find_placeholder_in_expr): New global function.
259 (substitute_in_expr) <tcc_declaration>: Return the replacement object
261 <tcc_expression>: Likewise.
262 <tcc_vl_exp>: If the replacement object is a constant, try to inline
263 the call in the expression.
264 * tree.h (finalize_size_functions): Declare.
265 (find_placeholder_in_expr): Likewise.
266 (FIND_PLACEHOLDER_IN_EXPR): New macro.
267 (substitute_placeholder_in_expr): Update comment.
268 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
270 (copy_tree_body_r): Likewise.
271 (copy_tree_body): New static function.
272 (maybe_inline_call_in_expr): New global function.
273 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
274 (maybe_inline_call_in_expr): Declare.
275 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
276 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
279 2009-06-30 Richard Guenther <rguenther@suse.de>
281 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
283 (propagate_necessity): Do not mark reaching defs of stores
286 2009-06-30 Jan Hubicka <jh@suse.cz>
288 * cfgloopanal.c (check_irred): Move into ...
289 (mark_irreducible_loops): ... here; return true if ireducible
291 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
292 (analyze_function): Try to prove loop finiteness.
293 * cfgloop.h (mark_irreducible_loops): Update prototype.
294 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
296 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
298 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
300 2009-06-30 Ira Rosen <irar@il.ibm.com>
302 PR tree-optimization/40542
303 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
306 2009-06-30 Martin Jambor <mjambor@suse.cz>
308 PR tree-optimization/40582
309 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
310 than useless_type_conversion_p.
311 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
314 2009-06-30 Martin Jambor <mjambor@suse.cz>
317 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
319 2009-06-30 Richard Guenther <rguenther@suse.de>
321 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
322 use ao_ref references.
323 (walk_aliased_vdefs): Likewise.
324 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
325 * tree-ssa-dce.c (struct ref_data): Remove.
326 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
327 (mark_aliased_reaching_defs_necessary): Adjust.
328 (mark_all_reaching_defs_necessary_1): Likewise.
330 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
333 * expmed.c (emit_cstore): New name of emit_store_flag_1.
334 (emit_store_flag_1): Extract from emit_store_flag, adjust
335 calls to (what now is) emit_cstore.
336 (emit_store_flag): Call emit_store_flag_1 and also use it
337 for what used to be recursive calls.
339 2009-06-30 Wei Guozhi <carrot@google.com>
342 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
343 if the target bb post dominates from bb.
344 * config/i386/i386.c (memory_address_length): Check existence of base
345 register before using it.
347 2009-06-29 DJ Delorie <dj@redhat.com>
349 * doc/install.texi (mep-x-elf): Correct chip's full name.
351 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
353 * doc/extend.texi: Fix typo.
355 2009-06-29 Tom Tromey <tromey@redhat.com>
358 * Makefile.in (DWARF2_H): New variable.
360 (dwarf2out.o): Likewise.
361 (dwarf2asm.o): Likewise.
362 * config/i386/t-i386: Use DWARF2_H.
363 * except.c: Include elf/dwarf2.h.
364 * unwind-dw2.c: Include elf/dwarf2.h.
365 * dwarf2out.c: Include elf/dwarf2.h.
366 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
368 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
369 (size_of_loc_descr): Likewise.
370 (output_loc_operands_raw): Likewise.
371 (output_loc_operands): Handle new dtprel field.
372 (loc_checksum): Update.
373 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
374 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
375 * unwind-dw2-fde.c: Include elf/dwarf2.h.
376 * dwarf2asm.c: Include elf/dwarf2.h.
377 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
378 * config/mmix/mmix.c: Include elf/dwarf2.h.
379 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
380 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
381 * config/sh/sh.c: Include elf/dwarf2.h.
382 * config/i386/i386.c: Include elf/dwarf2.h.
384 2009-06-29 DJ Delorie <dj@redhat.com>
386 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
388 * doc/extend.texi: Add MeP attributes and pragmas.
389 * doc/invoke.text: Add MeP Options.
390 * doc/contrib.texi: Add MeP contribution.
391 * doc/md.texi: Add MeP constraints.
392 * doc/install.texi: Add MeP target.
394 2009-06-30 Anatoly Sokolov <aesok@post.ru>
396 * target.h (struct gcc_target): Add frame_pointer_required field.
397 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
398 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
399 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
401 * reload1.c (update_eliminables): (Ditto.).
402 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
403 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
404 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
406 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
408 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
409 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
410 (arm_frame_pointer_required): New function.
412 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
413 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
414 (avr_frame_pointer_required_p): Declare as static.
415 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
417 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
418 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
419 (bfin_frame_pointer_required): Make as static, change return type
421 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
423 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
424 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
425 (cris_frame_pointer_required): New function.
427 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
429 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
430 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
431 (fr30_frame_pointer_required): New function.
433 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
434 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
435 (frv_frame_pointer_required): Make as static, change return type
437 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
439 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
440 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
441 (ix86_frame_pointer_required): Make as static, change return type to
443 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
445 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
446 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
448 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
450 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
452 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
454 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
455 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
456 (mips_frame_pointer_required): Make as static.
457 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
459 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
460 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
461 (mmix_frame_pointer_required): Mew function.
463 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
464 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
466 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
468 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
470 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
472 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
473 (CAN_ELIMINATE): Redefine.
474 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
475 (sparc_frame_pointer_required): New function.
476 (sparc_can_eliminate): New function.
477 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
479 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
480 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
482 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
483 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
484 (xtensa_frame_pointer_required): Make as static, change return type
486 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
489 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
491 * doc/plugins.texi: Document PLUGIN_START_UNIT.
492 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
493 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
494 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
495 (register_callback): Handle PLUGIN_START_UNIT.
496 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
498 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
500 * tree.c (process_call_operands): Propagate TREE_READONLY from the
502 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
503 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
505 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
507 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
510 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
512 * doc/extend.texi (Additional Floating Types): __float128 is also
513 supported on i386 targets.
515 2009-06-29 Richard Guenther <rguenther@suse.de>
518 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
520 (pt_solutions_same_restrict_base): Declare.
521 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
523 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
524 (make_constraint_from, make_copy_constraint): Move earlier.
525 (make_constraint_from_heapvar): New function.
526 (make_constraint_from_restrict): Likewise.
527 (handle_lhs_call): Use it.
528 (find_func_aliases): Use it to track conversions to restrict
530 (struct fieldoff): Add only_restrict_pointers flag.
531 (push_fields_onto_fieldstack): Initialize it.
532 (create_variable_info_for): Track global restrict qualified pointers.
533 (intra_create_variable_infos): Use make_constraint_from_heapvar.
534 Track restrict qualified pointer arguments.
535 (set_uids_in_ptset): Use varinfo is_global_var flag.
536 (find_what_var_points_to): Set the vars_contains_restrict flag.
537 Always create the points-to solution for sets including restrict tags.
538 (pt_solutions_same_restrict_base): New function.
539 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
540 qualified pointers use pt_solutions_same_restrict_base as
541 additional source for disambiguation.
543 2009-06-29 Richard Guenther <rguenther@suse.de>
546 * alias.c (find_base_decl): Remove.
547 (get_deref_alias_set_1): Remove restrict handling.
548 * c-common.c (c_apply_type_quals_to_decl): Do not set
549 DECL_POINTER_ALIAS_SET.
550 * gimplify.c (find_single_pointer_decl_1): Remove.
551 (find_single_pointer_decl): Likewise.
552 (internal_get_tmp_var): Remove restrict handling.
553 (gimple_regimplify_operands): Likewise.
554 * omp-low.c (expand_omp_atomic_pipeline): Do not set
555 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
556 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
557 * tree.c (restrict_base_for_decl): Remove.
558 (init_ttree): Do not allocate it.
559 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
560 LABEL_DECL_UID for label decls.
561 (copy_node_stat): Do not copy restrict information.
562 (decl_restrict_base_lookup): Remove.
563 (decl_restrict_base_insert): Likewise.
564 (print_restrict_base_statistics): Likewise.
565 (dump_tree_statistics): Do not call print_restrict_base_statistics.
566 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
567 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
568 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
569 (LABEL_DECL_UID): Adjust.
570 (DECL_BASED_ON_RESTRICT_P): Remove.
571 (DECL_GET_RESTRICT_BASE): Likewise.
572 (SET_DECL_RESTRICT_BASE): Likewise.
573 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
575 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
576 instead of DECL_POINTER_ALIAS_SET.
577 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
578 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
579 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
581 2009-06-29 Richard Guenther <rguenther@suse.de>
583 PR tree-optimization/40579
584 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
585 the IL to simplify has constants that overflowed.
587 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
589 PR tree-optimization/40550
590 * tree-vect-generic.c (expand_vector_operations_1): Compute in
591 vector_compute_type only when the size of vector_compute_type is
592 less than the size of type.
594 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
596 * fold-const.c (contains_label_1): Fix comments.
597 (contains_label_p): Do not walk trees multiple time.
599 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
601 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
602 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
603 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
604 ix86_fp_comparison_operator.
605 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
606 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
607 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
608 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
609 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
610 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
611 (related splits): Change predicate to ix86_fp_comparison_operator.
612 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
613 instead of ix86_fp_comparison_codes.
614 (ix86_trivial_fp_comparison_operator,
615 ix86_fp_comparison_operator): New.
616 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
617 (ix86_expand_compare): Eliminate last two parameters.
618 (ix86_fp_jump_nontrivial_p): Kill.
619 * config/i386/i386.c (put_condition_code): Eliminate call to
620 ix86_fp_comparison_codes and subsequent assertion.
621 (ix86_fp_comparison_codes): Eliminate.
622 (ix86_fp_swap_condition): New.
623 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
624 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
625 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
626 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
627 and ix86_fp_swap_condition.
628 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
629 Use ix86_fp_comparison_strategy.
630 (ix86_expand_compare): Likewise. Eliminate last two arguments.
631 (ix86_fp_jump_nontrivial_p): Eliminate.
632 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
633 call to ix86_expand_compare.
634 (ix86_split_fp_branch, ix86_expand_setcc,
635 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
636 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
638 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
640 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
641 related to jump_clobbers.
642 * config/arm/arm.md (conds): Remove jump_clob case.
643 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
644 splits): Change comparison_operator to arm_comparison_operator.
645 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
648 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
650 * dojump.c (do_compare_rtx_and_jump): Try swapping the
651 condition for floating point modes.
652 * expmed.c (emit_store_flag_1): Move here a bigger part
654 (emit_store_flag): Try swapping the condition for floating point
656 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
658 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
660 * expr.c (expand_expr_real_1): Just use do_store_flag.
661 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
662 emit_store_flag_force.
663 * expmed.c (emit_store_flag_force): Copy here trick
664 previously in expand_expr_real_1. Try reversing the comparison.
665 (emit_store_flag_1): Work if target is NULL.
666 (emit_store_flag): Work if target is NULL, using the result mode
667 from the comparison. Use split_comparison, restructure final part
668 to simplify conditionals.
670 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
672 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
673 * dojump.c (do_jump): Change handling of floating-point
674 ops to use just do_compare_and_jump.
675 (split_comparison): New.
676 (do_compare_rtx_and_jump): Add here logic coming previously
677 in do_jump, using split_comparison.
679 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
682 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
684 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
686 * tree-ssa-alias.c: Fix unintentional commit.
688 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
690 * passes.c (execute_one_pass): Fix unintentional commit.
692 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
694 * df-problems.c (df_set_seen, df_unset_seen): Delete.
695 (df_rd_local_compute, df_md_local_compute): Inline them.
697 (df_md_scratch): New.
698 (df_md_alloc, df_md_free): Allocate/free it.
699 (df_md_local_compute): Only include live registers in init.
700 (df_md_transfer_function): Prune the in-set computed by
701 the confluence function, and the gen-set too.
703 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
705 PR rtl-optimization/26854
706 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
707 * df-problems.c (df_rd_add_problem): Fix comment.
708 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
709 df_md_simulate_artificial_defs_at_top,
710 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
711 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
712 df_md_transfer_function, df_md_init, df_md_confluence_0,
713 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
714 problem_MD, df_md_add_problem): New.
715 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
716 df_md_get_bb_info): New.
717 (DF_LAST_PROBLEM_PLUS1): Adjust.
719 * Makefile.in (fwprop.o): Include domwalk.h.
720 * fwprop.c: Include domwalk.h.
721 (reg_defs, reg_defs_stack): New.
722 (bitmap_only_bit_between): Remove.
724 (process_uses): Use reg_defs and local_md instead of
725 bitmap_only_bit_between and local_rd.
726 (single_def_use_enter_block): New, from build_single_def_use_links.
727 (single_def_use_leave_block): New.
728 (build_single_def_use_links): Remove code moved to
729 single_def_use_enter_block, invoke domwalk.
730 (use_killed_between): Adjust comment.
732 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
734 * bitmap.h (bitmap_ior_and_into): New.
735 * bitmap.c (bitmap_ior_and_into): New.
737 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
739 * domwalk.h (struct dom_walk_data): Remove all callbacks except
740 before_dom_children_before_stmts and after_dom_children_after_stmts.
741 Rename the two remaining callbacks to just before_dom_children and
742 after_dom_children. Remove other GIMPLE statement walking bits.
743 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
744 * graphite.c: Do not include domwalk.h.
745 * tree-into-ssa.c (interesting_blocks): New global.
746 (struct mark_def_sites_global_data): Remove it and names_to_rename.
747 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
748 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
749 now that they're not domwalk callbacks.
750 (rewrite_initialize_block): Rename to...
751 (rewrite_enter_block): ... this, place after called functions. Test
752 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
753 (rewrite_finalize_block): Rename to...
754 (rewrite_leave_block): ... this, place after called functions.
755 (rewrite_update_init_block): Rename to...
756 (rewrite_update_enter_block): ... this, place after called functions.
757 Test interesting_blocks, call rewrite_update_stmt and
758 rewrite_update_phi_arguments.
759 (rewrite_update_fini_block): Rename to...
760 (rewrite_leave_block): ... this, place after called functions.
761 (rewrite_blocks): Remove last argument, simplify initialization of
763 (mark_def_sites_initialize_block): Rename to...
764 (mark_def_sites_block): ... this, call mark_def_sites.
765 (mark_def_sites_blocks): Remove argument, simplify initialization of
767 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
768 (update_ssa): Likewise.
769 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
771 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
772 (dom_opt_initialize_block): Rename to...
773 (dom_opt_enter_block): ... this, place after called functions. Walk
774 statements here, inline propagate_to_outgoing_edges.
775 (dom_opt_finalize_block): Rename to...
776 (dom_opt_leave_block): ... this, place after called functions.
777 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
779 (dse_enter_block, dse_record_phi): New.
780 (dse_record_phis): Delete.
781 (dse_finalize_block): Rename to...
782 (dse_leave_block): ... this.
783 (tree_ssa_dse): Simplify initialization of walk_data.
784 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
785 Adjust initialization of walk_data.
786 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
787 * tree-ssa-loop-phiopt.c (get_non_trapping):
788 Adjust initialization of walk_data.
789 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
790 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
791 it's not a domwalk callback.
792 (uncprop_initialize_block): Rename to...
793 (dse_enter_block): ... this, call uncprop_into_successor_phis.
794 (dse_finalize_block): Rename to...
795 (dse_leave_block): ... this.
796 (tree_ssa_uncprop): Simplify initialization of walk_data.
797 * Makefile.in: Adjust dependencies.
799 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
801 * arm.md (casesi): Fix test for Thumb1.
802 (thumb1_casesi_internal_pic): Likewise.
803 (thumb1_casesi_dispatch): Likewise.
805 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
807 * config/arm/arm-cores.def: Added core cortex-m0.
808 * config/arm/arm-tune.md: Regenerated.
809 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
811 2009-06-26 DJ Delorie <dj@redhat.com>
813 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
815 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
816 the scheduler doesn't tag jump insns.
818 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
820 * c-decl.c (merge_decls): Re-indent.
822 2009-06-26 Janis Johnson <janis187@us.ibm.com>
825 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
826 Special-case decimal float constants.
828 2009-06-26 Richard Henderson <rth@redhat.com>
830 * function.h (struct function): Add cannot_be_copied_reason,
831 and cannot_be_copied_set.
832 * tree-inline.c (has_label_address_in_static_1): Rename from
833 inline_forbidden_p_2; don't set inline_forbidden_reason here.
834 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
835 don't set inline_forbidden_reason.
836 (copy_forbidden): New function, split out of inline_forbidden_p.
837 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
838 (inline_forbidden_p): Use copy_forbidden.
839 (tree_versionable_function_p): Likewise.
840 (inlinable_function_p): Merge into tree_inlinable_function_p.
841 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
842 * ipa-cp.c (ipcp_versionable_function_p): New function.
843 (ipcp_cloning_candidate_p): Use it.
844 (ipcp_node_modifiable_p): Likewise.
846 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
848 * builtins.c (expand_builtin_alloca): Handle builtin alloca
849 that is marked not to be inlined. Remove flag_mudflap use.
850 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
851 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
853 2009-06-26 Steve Ellcey <sje@cup.hp.com>
856 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
857 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
859 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
861 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
863 (__mingwthr_remove_key_dtor): Likewise.
865 2009-06-26 Richard Guenther <rguenther@suse.de>
867 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
869 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
872 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
873 try the non-cond_exec path also.
875 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
878 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
879 (output_cbranch): Use new functions.
880 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
883 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
884 Pat Haugen <pthaugen@us.ibm.com>
885 Revital Eres <ERES@il.ibm.com>
887 * config/rs6000/rs6000.c (print_operand): Correct lossage message
888 for %c error. Add %x support to print VSX registers as a unified
889 register set, instead of separate float and altivec registers.
890 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
891 %y case, and add support for VSX pre-modify addresses.
892 (output_toc): Add assert for CONST containing an integer constant
894 (rs6000_adjust_cost): Add POWER7 support.
895 (insn_must_be_first_in_group): Ditto.
896 (insn_must_be_last_in_group): Ditto.
897 (rs6000_emit_popcount): Ditto.
898 (rs6000_vector_mode_supported_p): Ditto.
900 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
901 Change some of the functions called by macros to being called
902 through a pointer, so debug functions can be inserted if
903 -mdebug=addr or -mdebug=cost.
904 (rs6000_preferred_reload_class_ptr): Ditto.
905 (rs6000_secondary_reload_class_ptr): Ditto.
906 (rs6000_secondary_memory_needed_ptr): Ditto.
907 (rs6000_cannot_change_mode_class_ptr): Ditto.
908 (rs6000_secondary_reload_inner): Ditto.
909 (rs6000_legitimize_reload_address): Ditto.
910 (rs6000_legitimize_reload_address_ptr): Ditto.
911 (rs6000_mode_dependent_address): Ditto.
912 (rs6000_mode_dependent_address_ptr): Ditto.
914 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
915 function to return true if the mode allows reg + integer
917 (virtual_stack_registers_memory_p): New function to return true if
918 the address refers to a virtual stack register.
919 (rs6000_legitimate_offset_address_p): Move code to say whether a
920 mode supports reg+int addressing to reg_offset_addressing_ok_p and
922 (rs6000_legitimate_address_p): Add checks for modes that only can
923 do reg+reg addressing. Start adding VSX support.
924 (rs6000_legitimize_reload_address): Ditto.
925 (rs6000_legitimize_address): Ditto.
926 (rs6000_debug_legitimate_address_p): New debug functions for
927 -mdebug=addr and -mdebug=cost.
928 (rs6000_debug_rtx_costs): Ditto.
929 (rs6000_debug_address_costs): Ditto.
930 (rs6000_debug_adjust_cost): Ditto.
931 (rs6000_debug_legitimize_address): Ditto.
932 (rs6000_legitimize_reload_address_ptr): Point to call normal
933 function or debug function. Make functions called via pointer
935 (rs6000_mode_dependent_address_ptr): Ditto.
936 (rs6000_secondary_reload_class_ptr): Ditto.
937 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
938 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
939 into a friendlier error.
940 (rs6000_init_builtins): Add initial VSX support.
941 (rs6000_adjust_cost): Fix some spacing issues.
943 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
944 (REG_CLASS_NAMES): Ditto.
945 (REG_CLASS_CONTENTS): Ditto.
946 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
947 pointer, to add -mdebug=addr support.
948 (CANNOT_CHANGE_MODE_CLASS): Ditto.
949 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
950 -mdebug=addr support.
951 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
952 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
953 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
955 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
957 (bswapsi*): Set attribute types for load/store. Add combiner
958 patterns to eliminate zero extend on 64-bit.
959 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
960 stdbrx if the hardware supports those instructions.
962 2009-06-25 Ian Lance Taylor <iant@google.com>
964 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
965 (Link Options): Document -static-libstdc++.
967 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
970 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
971 DATA_ALIGNMENT instead.
973 2009-06-25 Richard Guenther <rguenther@suse.de>
975 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
976 indirect references against the callused/escaped solutions.
977 (call_may_clobber_ref_p_1): Likewise.
979 2009-06-25 Martin Jambor <mjambor@suse.cz>
981 PR tree-optimization/40493
982 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
983 (enum unscalarized_data_handling): New type.
984 (handle_unscalarized_data_in_subtree): Return what has been done.
985 (load_assign_lhs_subreplacements): Handle left flushes differently.
986 (sra_modify_assign): Use unscalarized_data_handling, simplified
987 condition determining whether to remove the statement.
989 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
991 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
992 excerpt - @ should be doubled for texinfo.
994 2009-06-24 Ian Lance Taylor <iant@google.com>
996 * config/arc/arc.c: Include "df.h".
997 (arc_attribute_table): Make static. Move higher in file.
998 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
999 (output_shift): Initialize n later to avoid warning.
1000 * config/arm/arm.c (arm_attribute_table): Make static. Move
1002 * config/avr/avr.c (avr_attribute_table): Make static. Move
1004 (reg_class_tab): Change array type from int to enum reg_class.
1005 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1007 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1008 (lshrhi3_out): Likewise.
1009 (class_likely_spilled_p): Change return type to bool.
1010 (avr_rtx_costs): Use local code variable with enum type.
1011 * config/avr/avr.md (movmemhi): Use add_reg_note.
1012 (andhi3, andsi3): Don't use AS2 with "and".
1013 (iorhi3, iorsi3): Don't use AS2 with "or".
1014 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1015 * config/crx/crx.c: Include "df.h".
1016 (crx_attribute_table): Make static.
1017 * config/m32r/m32r.c: Include "df.h".
1018 (m32r_attribute_table): Make static. Move higher in file.
1019 (pop): Use add_reg_note.
1020 (block_move_call): Change 0 to LCT_NORMAL in function call.
1021 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1022 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1023 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1024 declare, not just when TREE_CODE is defined.
1025 * config/m68hc11/m68hc11.c: Include "expr.h".
1026 (m68hc11_attribute_table): Make static. Move higher in file.
1027 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1029 (m68hc11_register_indirect_p): Likewise.
1030 (m68hc11_function_arg_padding): Change return type to enum
1032 (emit_move_after_reload): Use add_reg_note.
1033 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1034 (m68hc11_split_logical): Likewise.
1035 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1037 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1038 to VOIDmode in function call.
1039 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1041 (m68hc11_split_logical): Update declaration.
1042 (m68hc11_function_arg_padding): Update declaration.
1043 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1044 to array of enum reg_class.
1045 (mcore_attribute_table): Make static. Move higher in file.
1046 (mcore_rtx_costs): Add cast to enum type.
1047 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1048 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1049 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1051 * config/sh/predicates.md (trapping_target_operand): Rename and to
1053 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1055 * config/spu/spu.c (spu_attribute_table): Make static. Move
1057 * config/v850/v850.c (v850_attribute_table): Make static. Move
1059 (v850_rtx_costs): Use local code with enum type.
1060 (expand_epilogue): Add cast.
1061 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1063 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1066 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1067 -m2a-single-only and -m2a-nofpu.
1068 * config/sh/sh.opt: Document m2a generates FPU code.
1070 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1072 * defaults.h (CAN_ELIMINATE): Provide default.
1073 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1074 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1075 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1076 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1077 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1078 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1079 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1080 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1081 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1082 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1084 2009-06-24 DJ Delorie <dj@redhat.com>
1086 * mep-ext-cop.cpu: Fix copyright notice.
1087 * mep-default: Fix copyright notice.
1088 * mep-core: Fix copyright notice.
1089 * mep: Fix copyright notice.
1090 * mep-ivc2: Fix copyright notice.
1091 * mep-c5: Fix copyright notice.
1093 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1095 * doc/contrib.texi (Contributors):
1097 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1100 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1101 src and dst operands if necessary.
1103 2009-06-23 DJ Delorie <dj@redhat.com>
1106 * config.gcc: Add mep support.
1107 * recog.c: Resurrect validate_replace_rtx_subexp().
1108 * recog.h: Likewise.
1109 * config/mep/: Add new port:
1110 * config/mep/constraints.md: New file.
1111 * config/mep/default.h: New file.
1112 * config/mep/intrinsics.h: New file.
1113 * config/mep/intrinsics.md: New file.
1114 * config/mep/ivc2-template.h: New file.
1115 * config/mep/mep-c5.cpu: New file.
1116 * config/mep/mep-core.cpu: New file.
1117 * config/mep/mep-default.cpu: New file.
1118 * config/mep/mep-ext-cop.cpu: New file.
1119 * config/mep/mep-intrin.h: New file.
1120 * config/mep/mep-ivc2.cpu: New file.
1121 * config/mep/mep-lib1.asm: New file.
1122 * config/mep/mep-lib2.c: New file.
1123 * config/mep/mep-pragma.c: New file.
1124 * config/mep/mep-protos.h: New file.
1125 * config/mep/mep-tramp.c: New file.
1126 * config/mep/mep.c: New file.
1127 * config/mep/mep.cpu: New file.
1128 * config/mep/mep.h: New file.
1129 * config/mep/mep.md: New file.
1130 * config/mep/mep.opt: New file.
1131 * config/mep/predicates.md: New file.
1132 * config/mep/t-mep: New file.
1134 2009-06-23 Ian Lance Taylor <iant@google.com>
1136 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1137 from loose_warn into c_loose_warn and from strict_warn into
1138 c_strict_warn. Set and substitute warn_cxxflags. Check for
1139 --enable-build-with-cxx. Set and substitute
1140 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1141 * Makefile.in (CXXFLAGS): New variable.
1142 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1143 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1144 the default is the same as $(STRICT_WARN).
1145 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1146 (CXX): New variable.
1147 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1148 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1149 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1150 (HOST_LIBS): New variable.
1151 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1152 (ALL_CXXFLAGS): New variable.
1153 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1154 * doc/install.texi (Configuration): Document
1155 --enable-build-with-cxx, --with-stage1-ldflags,
1156 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1157 * configure: Rebuild.
1159 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1161 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1162 from previous commit.
1164 2009-06-23 Ian Lance Taylor <iant@google.com>
1166 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1168 2009-06-23 Ian Lance Taylor <iant@google.com>
1170 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1171 with ATTRIBUTE_UNUSED.
1173 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1174 Pat Haugen <pthaugen@us.ibm.com>
1175 Revital Eres <eres@il.ibm.com>
1177 * config.in (HAVE_AS_POPCNTD): Add default definition.
1178 (HAVE_AS_LWSYNC): Ditto.
1180 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1182 (gcc_cv_as_powerpc_cmpb): Ditto.
1183 (gcc_cv_as_powerpc_dfp): Ditto.
1184 (gcc_cv_as_powerpc_vsx): Ditto.
1185 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1186 supporting the popcntd/lwsync instructions.
1187 (gcc_cv_as_powerpc_lwsync): Ditto.
1188 * configure: Regenerate.
1190 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1191 -mcpu=native and -mcpu=power7.
1192 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1194 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1195 a variable instead of a mask to reduce the number of mask bits.
1196 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1197 (-mbit-word): Ditto.
1198 (-mregnames): Ditto.
1199 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1200 (-mfused-madd): Ditto.
1202 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1204 (-mvsx): New switch for VSX instructions.
1205 (-misel): Move from a variable to a mask to allow it to be set by
1208 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1209 function declaration to an array declaration.
1210 (rs6000_hard_regno_nregs): New external array declaration.
1212 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1213 files included by rs6000.md.
1215 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1216 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1218 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1220 (rs6000_debug_reg): New -mdebug= variables.
1221 (rs6000_debug_addr): Ditto.
1222 (rs6000_debug_cost): Ditto.
1223 (rs6000_pmode): New variable to hold Pmode.
1224 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1225 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1226 calculated at compiler start.
1227 (rs6000_hard_regno_nregs): Change function to an array which holds
1228 HARD_REGNO_NREGS calculated at compiler start.
1229 (rs6000_explicit_options): Delete isel field.
1230 (rs6000_vector_unit): New array to hold which vector unit
1231 supports arithmetic options for a given type.
1232 (rs6000_vector_mem): New array to hold which vector unit supports
1233 memory reference operations for a given type.
1234 (rs6000_vector_align): New array to given the alignment of each
1236 (power7_cost): New basic costs for power7.
1237 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1238 (rs6000_hard_regno_nregs_internal): New function, moved from
1239 HARD_REGNO_NREGS, to calculate the number of registers each hard
1240 register takes for each type.
1241 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1242 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1243 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1244 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1245 unit information here so it is calculated once at compiler startup
1247 (rs6000_override_options): Make -misel a target mask. Add more
1248 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1249 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1251 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1252 (rs6000_handle_option): Move -misel from variable to target mask.
1253 (rs6000_builtin_mask_for_load): Add VSX support.
1254 (rs6000_conditional_register_usage): Ditto.
1255 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1256 (function_arg_boundary): Ditto.
1257 (rs6000_expand_builtin): Ditto.
1258 (def_builtin): Make abort message a little friendlier.
1259 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1261 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1262 assembler support the popcntd instruction instead of a vsx
1263 instruction to enable power7 support.
1264 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1265 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1266 option to the assembler if -mcpu=native.
1267 (ASM_CPU_NATIVE_SPEC): Ditto.
1268 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1270 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1271 the lwsync instruction.
1272 (enum processor_type): Add PROCESSOR_POWER7.
1273 (rs6000_debug_reg): New -mdebug= options.
1274 (rs6000_debug_addr): Ditto.
1275 (rs6000_debug_cost): Ditto.
1276 (rs6000_isel): Delete.
1277 (enum rs6000_vector): New enum to say what vector unit we have.
1278 (VECTOR_UNIT_*): New macros to say which vector unit has
1279 arithmetic operations for a given type.
1280 (VECTOR_MEM_*): New macros to say which vector unit has memory
1281 operations for a given type.
1282 (TARGET_LDBRX): Whether the machine supports the ldbrx
1284 (TARGET_ISEL): Delete, -misel moved to be a mask.
1285 (TARGET_ISEL64): New macro for 64-bit isel support.
1286 (UNITS_PER_VSX_WORD): New macro.
1287 (POINTER_SIZE): Move to be an external variable, rather than
1288 calculating whether we are generating 32 ot 64-bit code.
1290 (STACK_BOUNDARY): Add VSX support.
1291 (LOCAL_ALIGNMENT): Ditto.
1292 (SLOW_UNALIGNED_ACCESS): Ditto.
1293 (VSX_REGNO_P): New macro for VSX support.
1294 (VFLOAT_REGNO_P): Ditto.
1295 (VINT_REGNO_P): Ditto.
1296 (VLOGICAL_REGNO_P): Ditto.
1297 (VSX_VECTOR_MODE): Ditto.
1298 (VSX_SCALAR_MODE): Ditto.
1300 (VSX_MOVE_MODE): Ditto.
1301 (VSX_REG_CLASS_P): Ditto.
1302 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1304 (UNITS_PER_SIMD_WORD): Add VSX support.
1305 (MODES_TIEABLE_P): Ditto.
1306 (STARTING_FRAME_OFFSET): Ditto.
1307 (STACK_DYNAMIC_OFFSET): Ditto.
1308 (EPILOGUE_USES): Ditto.
1309 (REGNO_REG_CLASS): Move to array lookup.
1310 (CLASS_MAX_NREGS): Ditto.
1311 (rs6000_vector_reg_class): Add declaration.
1312 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1313 overlap with the floating point and Altivec registers.
1315 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1317 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1318 give the appropriate asm switches if -mcpu=native.
1319 (host_detect_local_cpu): Add support for "asm".
1320 (host_detect_local_cpu): Follow GNU code guidelines for name.
1322 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1323 -mbit-word to a variable instead of being a target mask.
1325 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1326 emit the lwsync instruction instead of emitting the instruction as
1327 an integer constant.
1329 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1330 fixuns_trundfsi2, move expander into rs6000.md.
1332 * config/rs6000/rs6000.md (cpu): Add power7.
1333 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1334 (logical predicate patterns): Change the single instruction
1335 primitives that set CR0 to be fast_compare instead of compare.
1337 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1338 (popcntddi2): Ditto.
1339 (popcount<mode>): Ditto.
1340 (floating multiply/add insns): Name the floating point
1342 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1343 (isel_unsigned_<mode>): Ditto.
1344 (fixuns_trundfsi2): Move expander here from spe.md.
1345 (smindi3): Define if we have -misel on 64-bit systems.
1350 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1352 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1354 * config/avr/avr.c (avr_current_device): New variable.
1355 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1356 (avr_arch, mcu_type_s): Move to avr.h.
1357 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1358 default_data_section_start fields.
1359 (avr_arch): Moved from avr.c.
1360 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1361 library_name fields.
1362 (avr_current_device, avr_mcu_types, avr_arch_types,
1363 avr_device_to_arch, avr_device_to_data_start,
1364 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1365 (EXTRA_SPEC_FUNCTIONS): Define.
1366 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1367 options mapping. Use device_to_arch and device_to_data_start insted.
1368 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1369 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1370 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1371 * config/avr/driver-avr.c: New file.
1372 * config/avr/avr-devices.c: New file.
1374 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1376 * var-tracking.c (unshare_variable): Force initialized to
1377 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1378 (set_variable_part): Likewise.
1379 (struct variable_union_info): Remove pos_src field.
1380 (vui_vec, vui_allocated): New variables.
1381 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1382 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1383 == 1 use a simpler sorting algorithm. Compute pos field right
1384 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1385 Avoid quadratic comparison if !flag_var_tracking_uninit.
1386 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1387 unshare_variable unconditionally.
1388 (dataflow_set_different_2): Removed.
1389 (dataflow_set_different): Don't traverse second hash table.
1390 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1391 unconditionally to var_reg_set or var_mem_set.
1392 (emit_notes_in_bb): Likewise.
1393 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1395 (emit_note_insn_var_location): Don't set initialized to
1396 VAR_INIT_STATUS_INITIALIZED early.
1397 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1399 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1401 * tree-object-size.c (addr_object_size): Instead of checking
1402 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1403 are no FIELD_DECLs following it.
1405 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1407 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1408 order to match bswaps with signed source operands.
1410 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1412 * sdbout.c (sdbout_one_type): Fix braces in switch.
1414 2009-06-23 Richard Guenther <rguenther@suse.de>
1416 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1418 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1419 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1420 var_callused, callused_tree, var_storedanything, storedanything_tree,
1421 var_integer, integer_tree): Remove global variables.
1422 (new_var_info): Do not pass new id, append the new var to the
1423 global variable vector.
1424 (do_ds_constraint): Use is_global_var member of the variable-info.
1425 (new_scalar_tmp_constraint_exp): Adjust.
1426 (create_function_info_for): Likewise.
1427 (create_variable_info_for): Likewise.
1428 (find_what_var_points_to): Remove dead code.
1429 (init_base_vars): Simplify.
1430 (compute_points_to_sets): Adjust.
1432 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1434 * combine.c (try_combine): Dump information about the insns we're
1437 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1439 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1440 check when calling force_to_mode on TRUNCATE's operand.
1442 2009-06-22 Ian Lance Taylor <iant@google.com>
1444 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1446 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1448 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1450 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1452 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1453 override library linkage flags such as -static-libgcc or
1456 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1458 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1460 2009-06-22 Ian Lance Taylor <iant@google.com>
1462 * config/linux.opt: Put mglibc ahead of muclibc.
1464 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1465 for duplicate decls.
1467 2009-06-22 Matthias Klose <doko@ubuntu.com>
1469 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1471 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1474 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1475 instead of NULL if a parser error occurs.
1477 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1479 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1480 non-DWARF2_DEBUGGING_INFO version.
1482 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1484 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1485 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1487 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1488 (LIBGCC2_TF_CEXT): Define.
1491 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1494 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1496 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1498 * config/arm/arm.c (arm_override_options): Disable
1499 -mcaller-super-interworking and -mcallee-super-interworking.
1500 * doc/invoke.texi (ARM Options): Document this.
1502 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1504 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1505 * config/arm/constraints.md (j): New constraint for movw operands.
1506 (N): Remove thumb2 meaning.
1507 * config/arm/arm.md (*arm_movw): Delete.
1508 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1509 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1510 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1512 2009-06-22 Martin Jambor <mjambor@suse.cz>
1514 PR tree-optimization/40492
1515 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1516 build_ref_for_offset.
1518 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1520 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1521 JUMP_TABLE_DATA_P predicates where applicable.
1522 * auto-inc-dec.c: Ditto.
1523 * builtins.c: Ditto.
1524 * caller-save.c: Ditto.
1526 * cfgcleanup.c: Ditto.
1527 * cfglayout.c: Ditto.
1530 * combine-stack-adj.c: Ditto.
1536 * dwarf2asm.c: Ditto.
1537 * dwarf2out.c: Ditto.
1538 * emit-rtl.c: Ditto.
1544 * function.c: Ditto.
1547 * genpreds.c: Ditto.
1548 * genrecog.c: Ditto.
1550 * ira-costs.c: Ditto.
1551 * ira-lives.c: Ditto.
1554 * lower-subreg.c: Ditto.
1555 * modulo-sched.c: Ditto.
1557 * postreload.c: Ditto.
1558 * print-rtl.c: Ditto.
1567 * sched-vis.c: Ditto.
1569 * sel-sched-ir.c: Ditto.
1570 * simplify-rtx.c: Ditto.
1571 * targhooks.c: Ditto.
1572 * var-tracking.c: Ditto.
1573 * vmsdbgout.c: Ditto.
1575 2009-06-22 Matthias Klose <doko@ubuntu.com>
1577 * Makefile.in (install-plugin): Always use DESTDIR.
1579 2009-06-22 Olivier Hainque <hainque@adacore.com>
1581 * config/pa/pa.c (output_call): Don't optimize post call jumps
1582 into return address adjustments if the call may throw.
1584 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1586 * arm.c (thumb1_output_casesi): New function.
1587 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1588 optimizing for size or PIC.
1589 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1590 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1591 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1592 (thumb1_casesi_internal_pic): New expand rule.
1593 (thumb1_casesi_dispatch): New pattern.
1594 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1596 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1597 in the text seciton when PIC or optimizing for size.
1598 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1599 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1600 preservation properties of code.
1601 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1602 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1603 (__gnu_thumb1_case_si): New function.
1604 * t-arm (LIB1ASMSRC): Define here.
1605 (LIB1ASMFUNCS): Add some common functions.
1606 * t-arm-elf (LIB1ASMSRC): Delete.
1607 (LIB1ASMFUNCS): Append to existing set.
1608 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1609 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1610 * t-symbian (LIB1ASMFUNCS): Likewise.
1611 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1612 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1614 2009-06-21 Richard Guenther <rguenther@suse.de>
1616 PR tree-optimization/38729
1617 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1618 to loops with a single exit if -fno-expensive-optimizations.
1620 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1622 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1623 (dataflow_set): Change vars type from htab_t to shared_hash.
1624 (shared_hash_pool, empty_shared_hash): New variables.
1625 (vars_clear): Removed.
1626 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1627 shared_hash_find_slot_unshare, shared_hash_find_slot,
1628 shared_hash_find_slot_noinsert, shared_hash_find): New
1630 (shared_hash_unshare, shared_hash_destroy): New functions.
1631 (unshare_variable): Unshare set->vars if shared, use
1633 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1634 (get_init_value, find_src_set_src, dump_dataflow_set,
1635 clobber_variable_part, emit_notes_for_differences): Use
1637 (dataflow_set_init): Remove second argument, set vars to
1638 empty_shared_hash instead of creating a new htab.
1639 (dataflow_set_clear): Call shared_hash_destroy and set vars
1640 to empty_shared_hash instead of calling vars_clear.
1641 (dataflow_set_copy): Don't call vars_copy, instead just share
1642 the src htab with dst.
1643 (variable_union): Use shared_hash_*, use initially NO_INSERT
1644 lookup if set->vars is shared. Don't keep slot cleared before
1645 calling unshare_variable. Unshare set->vars if needed.
1646 Even ->refcount == 1 vars must be unshared if set->vars is shared
1647 and var needs to be modified.
1648 (variable_canonicalize): New function.
1649 (dataflow_set_union): If dst->vars is empty, just share src->vars
1650 with dst->vars and traverse with variable_canonicalize to canonicalize
1651 and unshare what is needed.
1652 (dataflow_set_different): If old_set and new_set use the same shared
1653 htab, they aren't different. If number of htab elements is different,
1654 htabs are different. Use shared_hash_*.
1655 (dataflow_set_destroy): Call shared_hash_destroy instead of
1657 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1658 second argument to dataflow_set_init.
1659 (vt_initialize): Likewise. Initialize shared_hash_pool and
1660 empty_shared_hash, move bb in/out initialization afterwards.
1661 Use variable_htab_free instead of NULL as changed_variables del hook.
1662 (variable_was_changed): Change type of second argument to pointer to
1663 dataflow_set. When inserting var into changed_variables, bump
1664 refcount. Unshare set->vars if set is shared htab and slot needs to
1666 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1667 lookup if set->vars is shared. Unshare set->vars if needed.
1668 Even ->refcount == 1 vars must be unshared if set->vars is shared
1669 and var needs to be modified. Adjust variable_was_changed caller.
1670 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1671 vars must be unshared if set->vars is shared and var needs to be
1672 modified. Adjust variable_was_changed caller.
1673 (emit_note_insn_var_location): Don't pool_free var.
1674 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1676 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1677 free_alloc_pool on shared_hash_pool.
1679 2009-06-20 Anthony Green <green@moxielogic.com>
1681 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1682 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1684 2009-06-20 Richard Guenther <rguenther@suse.de>
1686 * tree-ssa-structalias.c (find_func_aliases): For memset use
1687 a constraint from NULL if we memset to zero.
1688 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1689 we explicitly handle that do not read from memory.
1690 (call_may_clobber_ref_p_1): Properly handle builtins that may
1693 2009-06-20 Richard Guenther <rguenther@suse.de>
1695 PR tree-optimization/40495
1696 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1697 (new_scalar_tmp_constraint_exp): New function.
1698 (process_constraint): Do not create temporary decls.
1699 (process_all_all_constraints): Likewise.
1700 (handle_const_call): Likewise.
1701 (create_function_info_for): Do not set decl.
1703 2009-06-19 Ian Lance Taylor <iant@google.com>
1705 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1706 (rs6000_attribute_table): Make static; move before use.
1708 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1710 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1711 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1712 Propagate the TREE_READONLY flag without overwriting it.
1713 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1714 Propagate the TREE_READONLY flag onto the result.
1715 (process_call_operands): Move around. Use correct constant value.
1717 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1720 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1721 * config/arm/arm.md: Likewise.
1723 2009-06-19 Ian Lance Taylor <iant@google.com>
1725 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1726 to GIMPLE_ERROR_MARK.
1728 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1729 op2_original_type parameters. Warn about using different enum types.
1730 * c-parser.c (c_parser_conditional_expression): Pass original
1731 types to build_conditional_expr.
1732 * c-tree.h (build_conditional_expr): Update declaration.
1734 2009-06-19 Ian Lance Taylor <iant@google.com>
1736 * config/i386/i386.c (ix86_function_specific_save): Test that
1737 fields match values, rather than testing the values are in a
1740 2009-06-19 Richard Guenther <rguenther@suse.de>
1742 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1744 (ptr_derefs_may_alias_p): Likewise.
1745 (ptr_deref_may_alias_ref_p_1): New function.
1746 (ptr_deref_may_alias_ref_p): Likewise.
1747 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1748 covered by looking at the ESCAPED solution.
1749 (call_may_clobber_ref_p_1): Likewise.
1750 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1751 Handle NULL_TREE offset. Do not produce redundant constraints.
1752 (process_all_all_constraints): New helper function.
1753 (do_structure_copy): Use it.
1754 (handle_lhs_call): Likewise.
1755 (find_func_aliases): Handle some builtins with pointer arguments
1756 and/or return values explicitly.
1758 2009-06-19 Ian Lance Taylor <iant@google.com>
1760 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1762 2009-06-19 Ian Lance Taylor <iant@google.com>
1764 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1766 2009-06-19 Ian Lance Taylor <iant@google.com>
1768 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1769 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1772 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1773 uninitialized const.
1775 2009-06-19 Ian Lance Taylor <iant@google.com>
1777 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1780 * c-decl.c (in_struct, struct_types): Remove.
1781 (struct c_binding): Add in_struct field.
1782 (c_binding_ptr): Define type, along with VEC.
1783 (struct c_struct_parse_info): Define.
1784 (struct_parse_info): New static variable.
1785 (bind): Initialize in_struct field.
1786 (start_struct): Remove enclosing_in_struct and
1787 enclosing_struct_types parameters. Add
1788 enclosing_struct_parse_info parameter. Change all callers. Set
1789 struct_parse_info rather than in_struct and struct_types.
1790 (grokfield): If -Wc++-compat and there is a symbol binding for the
1791 field name, set the in_struct flag and push it on the
1792 struct_parse_info->fields vector.
1793 (warn_cxx_compat_finish_struct): New static function.
1794 (finish_struct): Remove enclosing_in_struct and
1795 enclosing_struct_types parameters. Add
1796 enclosing_struct_parse_info parameter. Change all callers. Don't
1797 set C_TYPE_DEFINED_IN_STRUCT here. Call
1798 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1799 parameter. Only push on struct_types if warn_cxx_compat.
1800 (finish_enum): Only push on struct_types if warn_cxx_compat.
1801 (declspecs_add_type): Add loc parameter. Change all callers.
1802 Change all error calls to error_at. Pass loc, not input_location,
1803 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1804 defined in a struct. If -Wc++-compat and parsing a struct, record
1805 that a typedef name was used.
1806 * c-parser.c (c_parser_declspecs): Get location to pass to
1808 (c_parser_struct_or_union_specifier): Update calls to start_struct
1810 * c-tree.h (struct c_struct_parse_info): Declare.
1811 (finish_struct, start_struct): Update declarations.
1812 (declspecs_add_type): Update declaration.
1814 2009-06-19 Ian Lance Taylor <iant@google.com>
1816 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
1817 variable with an anonymous type.
1819 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1821 * see.c: Remove for real.
1823 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1825 * optabs.h (enum optab_index): Add new OTI_significand.
1826 (significand_optab): Define corresponding macro.
1827 * optabs.c (init_optabs): Initialize significand_optab.
1828 * genopinit.c (optabs): Implement significand_optab using
1829 significand?f2 patterns.
1830 * builtins.c (expand_builtin_mathfn): Handle
1831 BUILT_IN_SIGNIFICAND{,F,L}.
1832 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
1833 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1835 * config/i386/i386.md (significandxf2, significand<mode>2): New
1836 expanders to implement significandf, significand and significandl
1837 built-ins as inline x87 intrinsics.
1839 2009-06-18 Anatoly Sokolov <aesok@post.ru>
1841 * config/avr/avr.c (avr_override_options): Remove setting value of
1842 PARAM_INLINE_CALL_COST.
1844 2009-06-18 Richard Henderson <rth@redhat.com>
1847 * tree-pass.h (TDF_ASMNAME): New.
1848 * tree-dump.c (dump_options): Add asmname.
1849 * doc/invoke.texi: Document it.
1851 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
1852 (dump_decl_name): ...here.
1853 (dump_function_name): New flags arg; mind TDF_ASMNAME.
1854 (dump_generic_node): Update dump_function_name calls.
1855 (print_call_name): New flags arg; update all dump calls.
1856 * diagnostic.h (print_call_name): Update.
1857 * gimple-pretty-print.c (dump_gimple_call): Update.
1859 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
1862 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
1864 2009-06-18 Diego Novillo <dnovillo@google.com>
1866 * doc/plugins.texi: Document plugin_is_GPL_compatible.
1867 * plugin.c (str_license): Declare.
1868 (try_init_one_plugin): Assert that the symbol
1869 'plugin_is_GPL_compatible' exists.
1871 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
1874 * Makefile.in (OBJS-common): Remove see.o.
1876 * common.opt (fsee): Mark as preserved for backward compatibility.
1877 * opts.c (common_handle_option): Add OPT_fsee to the backward
1878 compatibility section.
1879 * passes.c (init_optimization_passes, pass_see): Remove pass.
1880 * timevar.def (TV_SEE): Remove.
1881 * tree-pass.h (pass_see): Remove declaration.
1882 * doc/invoke.texi (-fsee): Remove documentation.
1884 2009-06-18 Martin Jambor <mjambor@suse.cz>
1886 * tree-sra.c: Include statistics.h
1887 (sra_stats): New variable.
1888 (sra_initialize): Clear sra_stats.
1889 (create_access_replacement): Increment sra_stats.replacements.
1890 (get_access_replacement): Do not return twice.
1891 (analyze_all_variable_accesses): Increment statistics counter by the
1892 number of scalarized aggregates.
1893 (generate_subtree_copies): Increment sra_stats.subtree_copies.
1894 (sra_modify_expr): Increment sra_stats.exprs.
1895 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
1896 (sra_modify_assign): Increment sra_stats.exprs,
1897 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
1898 (perform_intra_sra): Update statistics counters.
1899 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
1901 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1903 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
1904 (arm_scalar_mode_supported_p): New function.
1906 2009-06-18 Paul Brook <paul@codesourcery.com>
1907 Sandra Loosemore <sandra@codesourcery.com>
1909 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
1910 (__extendhfsf2, __truncsfhf2): Define.
1911 * config/arm/fp16.c: New file.
1912 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1913 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1915 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1917 * doc/extend.texi (Half-Precision): New section.
1918 * doc/invoke.texi (Option Summary): List -mfp16-format.
1919 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
1920 * config/arm/arm.opt (mfp16-format=): New.
1921 * config/arm/arm.c: Include intl.h.
1922 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
1923 (TARGET_INVALID_RETURN_TYPE): Redefine.
1924 (TARGET_PROMOTED_TYPE): Redefine.
1925 (TARGET_CONVERT_TO_TYPE): Redefine.
1926 (arm_fp16_format): Define.
1927 (all_fpus): Add entry for neon-fp16.
1928 (fp_model_for_fpu): Likewise.
1929 (struct fp16_format): Declare.
1930 (all_fp16_formats): Define.
1931 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
1933 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
1935 (arm_legitimate_index_p): Treat HFmode like HImode.
1936 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
1937 (coproc_secondary_reload_class): Special-case HFmode.
1938 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
1939 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
1940 (arm_init_fp16_builtins): New.
1941 (arm_init_builtins): Call it.
1942 (arm_invalid_parameter_type): New.
1943 (arm_invalid_return_type): New.
1944 (arm_promoted_type): New.
1945 (arm_convert_to_type).
1946 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
1948 (arm_emit_fp16_const): New function.
1949 (arm_mangle_type): Mangle __fp16 as "Dh".
1950 * config/arm/arm.h (TARGET_VFPD32): Make it know about
1952 (TARGET_NEON_FP16): New.
1953 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
1954 (enum fputype): Add FPUTYPE_NEON_FP16.
1955 (enum arm_fp16_format_type): Declare.
1956 (arm_fp16_format): Declare.
1957 (LARGEST_EXPONENT_IS_NORMAL): Define.
1958 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
1959 * config/arm/arm-modes.def (HFmode): Define.
1960 * config/arm/vfp.md: (*movhf_vfp): New.
1963 * config/arm/arm.md: (fpu): Add neon_fp16.
1964 (floatsihf2, floatdihf2): New.
1965 (fix_trunchfsi2, fix_trunchfdi2): New.
1969 (*arm32_movhf): New.
1970 (*thumb1_movhf): New.
1971 (consttable_2): Add check for HFmode constants.
1972 (consttable_4): Handle HFmode constants.
1974 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1976 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1978 2009-06-17 Olivier Hainque <hainque@adacore.com>
1980 * collect2.c (main): Use CONST_CAST2 to perform char ** to
1981 const char ** conversion in AIX specific section.
1983 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
1985 * config/i386/i386.c (ix86_special_builtin_type): Remove
1986 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
1987 (bdesc_special_args): Updated.
1988 (ix86_init_mmx_sse_builtins): Likewise.
1989 (ix86_expand_special_args_builtin): Likewise.
1991 2009-06-17 Richard Henderson <rth@redhat.com>
1993 * tree-pretty-print.c (maybe_dump_asm_name): New.
1994 (dump_decl_name): Use it.
1995 (PRINT_FUNCTION_NAME): Merge into...
1996 (dump_function_name): ... here. Use maybe_dump_asm_name.
1998 2009-06-17 Cary Coutant <ccoutant@google.com>
2000 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2002 * debug.c (struct gcc_debug_hooks): Change placeholder for
2004 (debug_nothing_int_charstar_int): Replaced by...
2005 (debug_nothing_int_charstar_int_bool): ...this.
2006 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2007 source_line prototype.
2008 (debug_nothing_int_charstar_int): Replaced by...
2009 (debug_nothing_int_charstar_int_bool): ...this.
2010 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2011 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2012 Output is_stmt operand when necessary.
2013 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2014 (notice_source_line): Add is_stmt parameter.
2015 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2016 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2018 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2019 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2021 2009-06-17 Ian Lance Taylor <iant@google.com>
2023 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2025 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2028 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2030 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2031 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2032 tree_strip_sign_nop_conversions and
2033 tree_ssa_strip_useless_type_conversions rather than stripping
2034 the operations here.
2035 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2037 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2038 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2039 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2040 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2043 2009-06-17 Michael Eager <eager@eagercon.com>
2045 * config/rs6000/constraints.md (register_constraint "d"): New.
2046 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2047 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2048 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2049 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2050 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2051 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2052 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2053 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2054 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2055 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2057 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2058 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2059 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2060 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2061 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2062 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2063 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2064 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2065 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2066 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2067 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2068 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2069 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2070 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2072 2009-06-16 Ian Lance Taylor <iant@google.com>
2074 * profile.c (total_num_never_executed): Don't define.
2075 (compute_branch_probabilities): Don't count or print
2077 (init_branch_prob): Don't set total_num_never_executed.
2078 (end_branch_prob): Don't print total_num_never_executed.
2080 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2082 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2084 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2086 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2087 (nabstd2_fpr): Same.
2089 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2091 * expr.c (expand_assignment): Change complex type check.
2093 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2095 * doc/plugins.texi (Building GCC plugins): Added new section.
2097 2009-06-17 Ian Lance Taylor <iant@google.com>
2099 * c-pch.c (get_ident): Don't set size of templ array.
2100 (pch_init): Don't set size of partial_pch array.
2102 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2103 string constant to intialize an array whose size is the length of
2106 2009-06-17 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/40389
2109 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2110 to addressable types.
2111 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2113 2009-06-17 Richard Guenther <rguenther@suse.de>
2116 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2117 if there is no evolution of left in the loop bail out.
2118 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2119 chrec_fold_multiply.
2121 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2122 Janis Johnson <janis187@us.ibm.com>
2125 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2126 for the symbol ref of a constant that is the source of a move
2127 - nor for any other not-obvious-label-ref constants.
2129 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2131 * plugin.c (position_pass): Skip newly inserted pass during list
2132 traversal to avoid repeated insertion.
2134 2009-06-16 Ian Lance Taylor <iant@google.com>
2136 * vec.h (VEC_stack_alloc): Define different version if
2137 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2138 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2139 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2140 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2142 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2144 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2146 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2147 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2148 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2149 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2150 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2151 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2152 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2153 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2154 __builtin_ia32_rdtscp.
2155 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2156 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2157 and __builtin_ia32_rorhi.
2158 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2159 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2160 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2161 (ix86_expand_args_builtin): Likewise.
2162 (ix86_expand_special_args_builtin): Likewise.
2164 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2165 (UNSPECV_RDTSC): Likewise.
2166 (UNSPECV_RDPMC): Likewise.
2167 (*bsr): Renamed to ...
2169 (*bsr_rex64): Renamed to ...
2173 (*rdpmc_rex64): Likewise.
2176 (*rdtsc_rex64): Likewise.
2178 (*rdtscp): Likewise.
2179 (*rdtscp_rex64): Likewise.
2181 * config/i386/ia32intrin.h: New.
2183 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2185 2009-06-16 Ian Lance Taylor <iant@google.com>
2187 * ira-build.c (copy_info_to_removed_store_destinations):
2188 Initialize parent_a.
2190 2009-06-16 Ian Lance Taylor <iant@google.com>
2192 * c-decl.c (grokdeclarator): Change size_varies to bool.
2194 2009-06-16 Ian Lance Taylor <iant@google.com>
2196 * sel-sched.c: Make forward declarations of move_op_hooks and
2197 fur_hooks explicitly extern.
2199 2009-06-16 Ian Lance Taylor <iant@google.com>
2201 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2202 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2204 2009-06-16 Ian Lance Taylor <iant@google.com>
2206 * resource.c (mark_referenced_resources): Change
2207 include_delayed_effects parameter to bool. Change all callers.
2208 (mark_end_of_function_resources): Likewise.
2209 * reorg.c (insn_references_resource_p): Likewise.
2210 (insn_sets_resource_p): Likewise.
2211 * resource.h (mark_referenced_resources): Update declaration.
2212 (mark_end_of_function_resources): Update declaration.
2214 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2216 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2218 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2220 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2221 GCC can bootstrap on AIX with GNU Binutils 2.20.
2223 2009-06-16 Ian Lance Taylor <iant@google.com>
2225 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2227 2009-06-16 Ian Lance Taylor <iant@google.com>
2229 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2230 inline, not extern inline.
2231 (exact_log2): Likewise.
2232 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2234 (exact_log2): Likewise, but don't test CTZ_HWI.
2236 2009-06-16 Ian Lance Taylor <iant@google.com>
2238 * bitmap.c (bitmap_clear): Don't declare as inline.
2239 * gimple.c (gimplify_assign): Likewise.
2240 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2241 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2242 (sched_scan_info): Remove duplicate definition.
2244 2009-06-16 Ian Lance Taylor <iant@google.com>
2246 * c-common.c (skip_evaluation): Don't define.
2247 (c_inhibit_evaluation_warnings): Define global variable.
2248 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2249 than skip_evaluation.
2250 (convert_and_check, warn_for_div_by_zero): Likewise.
2251 * c-common.h (skip_evaluation): Don't declare.
2252 (c_inhibit_evaluation_warnings): Declare.
2253 * c-parser.c (c_parser_typeof_specifier): Set
2254 c_inhibit_evaluation_warnings rather than skip_evaluation.
2255 (c_parser_conditional_expression): Likewise.
2256 (c_parser_binary_expression): Likewise.
2257 (c_parser_sizeof_expression): Likewise.
2258 (c_parser_alignof_expression): Likewise.
2259 * c-typeck.c (build_indirect_ref): Check
2260 c_inhibit_evaluation_warnings rather than skip_evaluation.
2261 (build_conditional_expr, build_binary_op): Likewise.
2263 2009-06-16 Richard Guenther <rguenther@suse.de>
2265 * tree-ssa-alias.c (is_escape_site): Remove.
2266 * tree-ssa-alias.h (enum escape_type): Remove.
2267 (is_escape_site): Likewise.
2268 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2269 via casts and asms without deferring to is_escape_site.
2271 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2274 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2275 use gen_lowpart if op0 has complex mode.
2277 2009-06-16 Richard Guenther <rguenther@suse.de>
2279 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2280 variables add them to ESCAPED.
2281 (find_func_aliases): Do not make all indirectly stored values escaped.
2283 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2285 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2288 2009-06-16 Martin Jambor <mjambor@suse.cz>
2290 PR tree-optimization/40432
2291 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2292 check whether we need to force gimple register operand.
2294 2009-06-16 Martin Jambor <mjambor@suse.cz>
2296 PR tree-optimization/40413
2297 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2298 build_ref_for_offset.
2299 (propagate_subacesses_accross_link): Fix a typo in a comment.
2301 2009-06-16 Ira Rosen <irar@il.ibm.com>
2303 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2304 with additional parameter.
2305 * tree-vectorizer.h (enum vect_def_type): Add new value
2307 (enum vect_relevant): Add comments.
2308 (vect_is_simple_reduction): Add new argument.
2309 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2310 Detect nested cycles.
2311 (vect_is_simple_reduction): Update documentation, add an argument to
2312 distinguish inner-loop reduction from nested cycle, detect nested
2313 cycles, fix printings and indentation, don't swap operands in case
2315 (get_initial_def_for_reduction): Handle subtraction.
2316 (vect_create_epilog_for_reduction): Add new argument to specify
2318 (vect_finalize_reduction): Handle subtraction, fix comments.
2319 (vectorizable_reduction): Handle nested cycles. In case of nested
2320 cycle keep track of the reduction variable position. Call
2321 vect_is_simple_reduction with additional parameter. Use original
2322 statement code in reduction epilogue for nested cycle. Call
2323 vect_create_epilog_for_reduction with additional parameter.
2324 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2325 inner-loop vectorization.
2326 (vect_recog_widen_sum_pattern): Likewise.
2327 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2329 (vect_mark_stmts_to_be_vectorized): Likewise.
2330 (vect_get_vec_def_for_operand): Handle nested cycles.
2332 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2334 * doc/invoke.texi (Debugging Options): Fix option index entries
2335 for -fdump-statistics, -frandom-seed add entries for
2336 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2337 (FRV Options): Fix entries for -mTLS, -mtls.
2338 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2339 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2340 (M68hc1x Options): Fix @itemx for -mnominmax.
2341 (MCore Options): Fix entry for -mno-lsim.
2342 (MMIX Options): Fix entry for -mabi=mmixware.
2343 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2345 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2347 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2348 Mention the plugin mode of gengtype.
2349 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2350 * gengtype.c: Updated copyright.
2351 (plugin_files, nb_plugin_files) Added new static variables.
2352 (measure_input_list) Care about plugin_files.
2353 (write_rtx_next): Added early return in plugin mode.
2354 (create_file): Updated copyright year in generated file. Added
2356 (oprintf): Added early return if NULL outf.
2357 (get_output_file_with_visibility): Care of plugin_files.
2358 (get_output_file_name): May return null.
2359 (write_local): Added early return.
2360 (put_mangled_filename): Ditto.
2361 (finish_root_table): Added check for base_files.
2362 (write_roots): Care about null when plugins.
2363 (main): Added plugin mode.
2365 2009-06-15 Ian Lance Taylor <iant@google.com>
2367 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2368 * gcov.c (read_count_file): Add braces around variables declared
2371 * c.opt (Wjump-misses-init): New warning.
2372 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2373 -Wall and -Wc++-compat if not already set.
2374 (c_common_post_options): Clear warn_jump_misses_init if it was not
2376 * c-decl.c (struct c_binding): Change type field to a union with
2377 new label field. Make it the first field in the struct. Update
2378 references to type to use u.type instead.
2379 (struct c_spot_bindings): Define.
2380 (struct c_goto_bindings): Define.
2381 (c_goto_bindings_p): Define, along with VECs.
2382 (struct c_label_vars): Define.
2383 (struct c_scope): Add has_label_bindings field.
2384 (bind_label, set_spot_bindings): New static functions.
2385 (decl_jump_unsafe, update_spot_bindings): New static functions.
2386 (update_label_decls): New static function.
2387 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2388 Update binding u.label field to shadowed field.
2389 (c_binding_start_stmt_expr): New function.
2390 (c_binding_end_stmt_expr): New function.
2391 (pushdecl): Don't call c_begin_vm_scope.
2392 (make_label): Add defining and p_label_vars parameters. Change
2394 (lookup_label): Correct test for whether a label has not yet been
2395 defined. Call bind_label rather than bind.
2396 (warn_about_goto): New static function.
2397 (lookup_label_for_goto): New function.
2398 (declare_label): Call bind_label rather than bind.
2399 (check_earlier_gotos): New static function.
2400 (define_label): Don't give errors about jumping into statement
2401 expressions or scopes of variably modified types. Call
2402 set_spot_bindings and check_earlier_gotos. Call bind_label
2403 instead of bind. Don't set label_context_stack_se or
2404 label_context_stack_vm.
2405 (c_get_switch_bindings): New function.
2406 (c_release_switch_bindings): New function.
2407 (c_check_switch_jump_warnings): New function.
2408 (start_function): Don't set label_context_stack_se or
2409 label_context_stack_vm.
2410 (finish_function): Likewise.
2411 * c-typeck.c (label_context_stack_se): Don't define.
2412 (label_context_stack_vm): Don't define.
2413 (c_finish_goto_label): Call lookup_label_for_goto rather than
2414 lookup_label. Don't give errors about jumping into a statement
2415 expression or the scope of a variably modified type. Don't set
2416 label_context_stack_se or label_context_stack_vm.
2417 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2418 fields. Add bindings field.
2419 (c_start_case): Don't set deleted fields. Set bindings field.
2420 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2421 or blocked_vm. Call c_check_switch_jump_warnings.
2422 (c_finish_case): Don't test blocked_stmt_expr field. Call
2423 c_release_switch_bindings.
2424 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2425 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2426 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2427 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2428 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2429 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2430 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2431 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2432 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2433 (C_DECL_UNJUMPABLE_VM): Don't define.
2434 (C_DECL_UNDEFINABLE_VM): Don't define.
2435 (struct c_label_list): Don't define.
2436 (struct c_label_context_se): Don't define.
2437 (struct c_label_context_vm): Don't define.
2438 (struct c_spot_bindings): Declare.
2439 (c_bindings_start_stmt_expr): Declare.
2440 (c_bindings_end_stmt_expr): Declare.
2441 (lookup_label_for_goto): Declare.
2442 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2443 (c_check_switch_jump_warnings): Declare.
2444 (label_context_stack_se, label_context_stack_vm): Don't declare.
2445 (c_finish_goto_label): Update declaration.
2446 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2447 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2448 (Warning Options): Document -Wjump-misses-init.
2450 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2452 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2455 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2457 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2459 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2461 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2463 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2465 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2467 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2469 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2470 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2471 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2472 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2473 * dwarf2asm.c (dw2_force_const_mem): Update call to
2475 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2476 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2477 * langhooks.c (lhd_comdat_group): Remove.
2478 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2479 * tree.h (DECL_COMDAT_GROUP): New.
2480 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2481 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2482 (make_decl_one_only): Change signature.
2483 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2485 (make_decl_one_only): Change signature.
2486 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2488 2009-06-15 Richard Guenther <rguenther@suse.de>
2491 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2493 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2495 * tree-ssa-math-opts.c: Remove extra divide.
2497 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2499 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2501 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2503 * passes.c: Add bswap pass.
2504 * tree-pass.h: Add pass_optimize_bswap declaration.
2505 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2506 Include rtl.h, expr.h and optabs.h for optab_handler check.
2507 (struct symbolic_number, pass_optimize_bswap): New definition.
2508 (do_shift_rotate, verify_symbolic_number_p): New functions.
2509 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2510 (gate_optimize_bswap): New function.
2511 * tree.c (widest_int_cst_value): New function.
2512 * tree.h (widest_int_cst_value): Prototype added.
2514 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2516 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2517 REG_EQUAL/REG_EQUIV notes.
2519 2009-06-14 Richard Guenther <rguenther@suse.de>
2522 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2523 has its address taken if NRV was applied and it is addressable.
2524 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2525 function split out from ...
2526 (get_constraint_for_1): ... here.
2527 (handle_rhs_call): Use it to mark the return slot escaped if
2528 it is addressable and NRV was applied.
2530 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2532 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2533 Change first argument type to location_t.
2534 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2535 Do not set input_location.
2536 Use loc instead of input_location throughout.
2538 2009-06-13 Richard Guenther <rguenther@suse.de>
2540 PR tree-optimization/40421
2541 * tree-predcom.c (should_unroll_loop_p): Remove.
2542 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2544 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2546 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2547 Add location argument.
2549 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2551 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2553 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2554 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2555 * config/spu/spu-protos.h: Add location to
2556 spu_resolve_overloaded_builtin.
2557 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2558 spu_build_builtin_va_list.
2559 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2560 argument. Pass location to build_function_call_vec.
2561 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2563 (emit_fpu_switch): Same.
2564 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2565 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2566 to build_decl and create_artificial_label.
2567 (xtensa_gimplify_va_arg_expr): Same.
2568 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2569 (xstormy16_gimplify_va_arg_expr): Same.
2570 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2571 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2572 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2573 (mips16_build_function_stub): Same.
2574 (mips16_build_call_stub): Same.
2576 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2579 * arm/constraints.md (Pa, Pb): New constraints.
2580 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2581 split pattern to deal with them.
2583 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2585 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2586 fix index entry for -Xpreprocessor.
2588 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2590 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2591 Add location argument to build_decl call.
2592 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2593 (rs6000_init_builtins): Same.
2594 (spe_init_builtins): Same.
2595 (rs6000_gimplify_va_arg): Add location argument to
2596 create_artificial_label call.
2598 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2600 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2601 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2602 * Makefile.in: Fix GGC dependency for gcse.o.
2604 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2606 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2607 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2608 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2610 * c-parser.c (c_parser_binary_expression): Use current column while
2611 building binary operations.
2612 * common.opt (fshow-column): Enable by default.
2613 * tree-vrp.c (check_array_ref): Use warning_at.
2614 (check_array_bounds): Use location from call back if expr has no
2616 * tree.h: Add location argument to maybe_fold_*.
2617 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2618 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2619 (maybe_fold_offset_to_component_ref): Same.
2620 (maybe_fold_offset_to_reference): Same.
2621 (maybe_fold_offset_to_address): Same.
2622 (maybe_fold_stmt_indirect): Same.
2623 (maybe_fold_stmt_addition): Same.
2624 (fold_stmt_r): Pass location to maybe_fold_*.
2625 (fold_gimple_assign): Same.
2626 * c-tree.h: Add location argument to finish_decl,
2627 default_function_array_conversion, store_init_value.
2628 * c-decl.c (define_label): Use error_at.
2629 (c_make_fname_decl): Pass location to finish_decl.
2630 (finish_decl): New location argument.
2631 (build_compound_literal): Pass location to store_init_value.
2632 (grokdeclarator): Pass location to finish_decl.
2634 * c-typeck.c (array_to_pointer_conversion): New location argument.
2635 (function_to_pointer_conversion): Same.
2636 (default_function_array_conversion): Same.
2637 (parser_build_unary_op): Pass location to overflow_warning.
2638 (parser_build_binary_op): Same. Use warning_at.
2639 (build_unary_op): Pass location to array_to_pointer_conversion.
2640 (build_c_cast): Pass location to digest_init.
2641 (build_modify_expr): New location argument.
2642 (convert_for_assignment): Same.
2643 (store_init_value): Same.
2644 (digest_init): Same.
2645 (output_init_element): Pass location to digest_init and
2646 array_to_pointer_conversion.
2647 (c_finish_return): Pass location to convert_for_assignment.
2648 * gimplify.c (gimplify_conversion): Pass location to
2649 maybe_fold_offset_to_address.
2650 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2651 to maybe_fold_stmt_addition.
2652 * c-omp.c (c_finish_omp_atomic): Pass new location to
2654 (c_finish_omp_for): Same.
2655 * c-common.c (overflow_warning): New argument.
2656 * c-common.h: New argument to build_modify_expr, overflow_warning.
2657 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2659 (c_parser_initializer): Pass location to
2660 default_function_array_conversion.
2661 (c_parser_initelt): Same.
2662 (c_parser_initval): Same.
2663 (c_parser_asm_operands): Same.
2664 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2665 (c_parser_conditional_expression): Same.
2666 (c_parser_binary_expression): Add location info to stack. Use it.
2667 (c_parser_unary_expression): Pass location to
2668 default_function_array_conversion, parser_build_unary_op,
2669 build_indirect_ref, c_parser_postfix_expression_after_primary.
2670 (c_parser_postfix_expression_after_primary): New location argument.
2672 (c_parser_expression_conv): Pass location to
2673 default_function_array_conversion.
2674 (c_parser_expr_list): Same.
2675 (c_parser_omp_atomic): Same.
2676 (c_parser_omp_for_loop): Same.
2677 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2678 (build_array_declarator): New argument.
2679 * c-decl.c (build_array_declarator): Add location argument.
2680 (grokdeclarator): Set id_loc for cdk_array.
2681 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2682 build_array_declarator.
2683 * tree.c (build_omp_clause): Add location argument.
2684 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2685 (OMP_CLAUSE_LOCATION): New macro.
2686 (struct tree_omp_clause): Add location field.
2687 (build_omp_clause): Add argument.
2688 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2689 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2691 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2692 (cp_parser_omp_clause_collapse): Same.
2693 (cp_parser_omp_clause_default): Same.
2694 (cp_parser_omp_clause_if): Same.
2695 (cp_parser_omp_clause_nowait): Same.
2696 (cp_parser_omp_clause_num_threads): Same.
2697 (cp_parser_omp_clause_ordered): Same.
2698 (cp_parser_omp_clause_schedule): Same.
2699 (cp_parser_omp_clause_untied): Same.
2700 (cp_parser_omp_for_loop): Same.
2701 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2702 * c-tree.h (c_start_case): Add location argument.
2703 (c_process_expr_stmt): Same.
2704 (c_finish_goto_*): Same.
2705 * tree-parloops.c (initialize_reductions): Pass location to
2707 (create_parallel_loop): Same.
2708 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2709 (gfc_trans_omp_reduction_list): Same.
2710 (gfc_trans_omp_clauses): Same.
2711 (gfc_trans_omp_do): Same.
2712 * c-typeck.c (c_finish_goto_label): Same.
2713 (c_finish_goto_ptr): New location argument.
2714 (c_start_case): Same.
2715 (emit_side_effect_warnings): Same.
2716 (c_process_expr_stmt): Same.
2717 (c_finish_stmt_expr): Same.
2718 (c_finish_omp_clauses): Use error_at instead of error.
2719 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2721 * c-omp.c (c_split_parallel_clauses): New location argument.
2722 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2723 to build_omp_clause.
2724 (convert_local_reference_stmt): Same.
2725 (convert_gimple_call): Same.
2726 * c-common.h (c_split_parallel_clauses): New argument.
2727 * c-parser.c (c_parser_statement_after_labels): Pass location to
2728 c_finish_goto_label.
2729 (c_parser_switch_statement): Pass location to c_start_case.
2730 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2731 and c_process_expr_stmt.
2732 (c_parser_omp_variable_list): Add location argument.
2733 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2734 (c_parser_omp_clause_default): Same.
2735 (c_parser_omp_clause_if): Same.
2736 (c_parser_omp_clause_num_threads): Same.
2737 (-c_parser_omp_clause_ordered): Same.
2738 (c_parser_omp_clause_reduction): Pass location to
2739 c_parser_omp_variable_list.
2740 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2741 (c_parser_omp_clause_untied): Same.
2742 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2743 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2745 * c-tree.h (check_for_loop_decls, undeclared_variable,
2746 build_component_ref, build_array_ref, build_external_ref,
2747 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2748 build_conditional_expr, build_compound_expr, c_cast_expr,
2749 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2750 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2752 * c-semantics.c (build_stmt): Same.
2753 (build_case_label): Same.
2754 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2755 (undeclared_variable): New argument.
2757 (lookup_label): Pass location on down.
2758 (define_label): Same.
2759 (finish_decl): Same.
2760 (build_compound_literal): Same.
2761 (finish_struct): Same.
2762 (finish_function): Do not set location here.
2763 (check_for_loop_decls): New argument.
2764 * tree.c (save_expr): Set location.
2765 (build_empty_stmt): New argument.
2766 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2767 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2768 * builtins.c (gimplify_va_arg_expr): Use locations.
2769 (expand_builtin_sync_operation): Same.
2770 * c-typeck.c (build_component_ref): New argument.
2771 (build_array_ref): Same.
2772 (build_external_ref): Same.
2773 (c_expr_sizeof_expr): Same.
2774 (c_expr_sizeof_type): Same.
2775 (parser_build_unary_op): Same.
2776 (build_conditional_expr): Same.
2777 (build_compound_expr): Pass location on down.
2778 (build_compound_expr): New argument.
2779 (build_c_cast): Same.
2780 (c_cast_expr): Same.
2781 (build_asm_expr): Same.
2782 (c_finish_return): Same.
2783 (c_process_expr_stmt): Pass location on down.
2784 (c_finish_stmt_expr): New argument.
2785 (push_clenaup): Same.
2786 (c_finish_omp_parallel): Same.
2787 (c_finish_omp_task): Same.
2788 * gimplify.c (gimplify_call_expr): Pass location on down.
2789 * c-omp.c (c_finish_omp_master): New argument.
2790 (c_finish_omp_critical): Same.
2791 (c_finish_omp_ordered): Same.
2792 (c_finish_omp_barrier): Same.
2793 (-c_finish_omp_taskwait): Same.
2794 (c_finish_omp_atomic): Same.
2795 (c_finish_omp_flush): Same.
2796 * tree-inline.c (copy_tree_body_r): Pass location on down.
2797 (inline_forbidden_p): Remove use of input_location.
2798 * c-gimplify.c (c_build_bind_expr): New argument.
2799 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2800 (c_sizeof_or_alignof_type): New argument.
2801 (c_alignof_expr): Same.
2802 (build_va_arg): Same.
2803 (c_add_case_label): Same.
2804 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2805 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2806 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2807 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
2808 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
2809 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
2811 * stub-objc.c (objc_build_selector_expr): Same.
2812 (objc_build_throw_stmt): Same.
2813 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
2814 (c_parser_initelt): Same.
2815 (c_parser_compound_statement): Same.
2816 (c_parser_compound_statement_nostart): Same.
2817 (c_parser_label): Same.
2818 (c_parser_statement_after_labels): Same.
2819 (c_parser_if_body): Same.
2820 (c_parser_else_body): Same.
2821 (c_parser_if_statement): Same.
2822 (c_parser_switch_statement): Same.
2823 (c_parser_while_statement): Same.
2824 (c_parser_do_statement): Same.
2825 (c_parser_for_statement): Same.
2826 (c_parser_asm_statement): Same.
2827 (c_parser_conditional_expression): Same.
2828 (c_parser_binary_expression): Same.
2829 (c_parser_cast_expression): Same.
2830 (c_parser_unary_expression): Same.
2831 (c_parser_sizeof_expression): Same.
2832 (c_parser_alignof_expression): Same.
2833 (c_parser_postfix_expression): Same.
2834 (c_parser_expression): Same.
2835 (c_parser_objc_receiver): Same.
2836 (c_parser_omp_variable_list): Same.
2837 (c_parser_omp_structured_block): Same.
2838 (c_parser_omp_atomic): New argument.
2839 (c_parser_omp_barrier): Same.
2840 (c_parser_omp_critical): Same.
2841 (c_parser_omp_flush): Pass location on down.
2842 (c_parser_omp_for_loop): New argument.
2843 (c_parser_omp_for): Same.
2844 (c_parser_omp_master): Same.
2845 (c_parser_omp_ordered): Same.
2846 (c_parser_omp_sections_scope): Same.
2847 (c_parser_omp_sections): Same.
2848 (c_parser_omp_parallel): Same.
2849 (c_parser_omp_single): Same.
2850 (c_parser_omp_task): Same.
2851 (c_parser_omp_taskwait): Pass location on down.
2852 (c_parser_omp_construct): Same.
2853 (c_parser_omp_threadprivate): Same.
2854 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
2855 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
2856 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
2857 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
2858 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
2859 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
2860 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
2861 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
2862 config/i386/i386.c, stmt.c:
2863 Add location argument to the following function definitions and/or
2864 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
2865 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
2866 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
2867 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
2868 do_case, c_finish_bc_stmt, build_compound_literal,
2869 build_function_call.
2870 * c-decl.c (build_compound_literal): Add location argument.
2871 Make all diagnostic calls use location.
2872 (start_struct): Same.
2873 (finish_struct): Same.
2875 (build_enumerator): Same.
2876 (start_function): Same.
2877 (grokdeclarator): Make all diagnostic calls use location.
2878 (store_parm_decls_oldstyle): Same.
2879 * c-typeck.c (build_function_call): Add location argument.
2880 Make all diagnostic calls use location.
2882 (c_finish_bc_stmt): Same.
2883 * tree-nested.c (get_trampoline_type): Add argument.
2884 Pass location to build_decl.
2885 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
2886 * rtl.h (RTL_LOCATION): New.
2887 * c-common.c (c_add_case_label): Add location argument.
2888 Make all diagnostic calls use location.
2889 * c-common.h: Add location argument to make_fname_decl, do_case,
2890 c_add_case_label, build_function_call, resolve_overloaded_builtin.
2891 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
2892 Set it appropriately for every case. Pass enum_loc to start_enum
2893 call. Pass value_loc first to build_enumerator. Pass enum_loc to
2895 (c_parser_struct_or_union_specifier): Save location. Use it for
2896 start_struct, finish_struct, and parser_xref_tag.
2898 2009-06-12 Ian Lance Taylor <iant@google.com>
2900 * fold-const.c (fold_unary): Rename local variable and to and_expr.
2902 * c-opts.c (c_common_handle_option): For -Wc++-compat set
2903 cpp_opts->warn_cxx_operator_names.
2905 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2908 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
2909 is returns NULL and OP is a VCE, look through the VCE.
2911 2009-06-12 Ian Lance Taylor <iant@google.com>
2914 * collect2.c (main): Use CONST_CAST2 in code inside #if
2915 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2917 2009-06-12 Joey Ye <joey.ye@intel.com>
2920 * cfgexpand.c (get_decl_align_unit): Update
2921 max_used_stack_slot_alignment with align instead of
2922 stack_alignment_needed.
2924 * function.c (assign_stack_local_1): Update
2925 max_used_stack_slot_alignment with alignment_in_bits instead
2926 of stack_alignment_needed.
2927 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
2930 2009-06-12 Jakub Jelinek <jakub@redhat.com>
2932 * dwarf2out.c (last_var_location_insn): New variable.
2933 (dwarf2out_end_epilogue): Clear last_var_location_insn.
2934 (dwarf2out_var_location): Don't record anything after last real
2935 insn. Only change labels if there were any real instructions
2936 in between last note and this one, or if changed sections.
2938 2009-06-11 Richard Henderson <rth@redhat.com>
2940 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
2941 note when storing the frame pointer in a register.
2942 (FRP): Don't redefine to nothing for epilogue.
2943 (alpha_expand_epilogue): Mark register and sp restores.
2944 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
2946 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
2947 when gen_lowpart is needed.
2949 2009-06-11 Richard Henderson <rth@redhat.com>
2951 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
2953 * dwarf2out.c (need_data_align_sf_opcode): New.
2954 (div_data_align): Move earlier.
2955 (def_cfa_1, reg_save): Use it.
2957 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
2959 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
2960 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
2961 (ix86_handle_option): Handle OPT_mcrc32.
2962 (ix86_target_string): Add -mcrc32.
2963 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
2965 * config/i386/i386.h (TARGET_CRC32): New.
2967 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
2968 (sse4_2_crc32di): Likewise.
2970 * config/i386/i386.opt (mcrc32): New.
2972 * doc/invoke.texi: Document -mcrc32.
2974 2009-06-11 Richard Henderson <rth@redhat.com>
2976 * common.opt (gdwarf-): Accept a version number.
2977 * doc/invoke.texi (gdwarf-): Update docs.
2978 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
2979 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
2980 version level, and record it.
2982 * dwarf2.h (DW_CIE_VERSION): Remove.
2983 * dwarf2out.c (DWARF_VERSION): Remove.
2984 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
2985 (output_call_frame_info): Use CIE version 3 for dwarf3,
2986 or if the return register column is out of range for version 1.
2987 (dwarf_stack_op_name): Add all dwarf3 values.
2988 (DEBUG_PUBTYPES_SECTION): New.
2989 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2990 encoding change for dwarf3.
2991 (output_die) [dw_val_class_die_ref]: Likewise.
2992 (output_compilation_unit_header): Emit correct version for dwarf3.
2993 (output_line_info): Likewise.
2994 (output_pubnames): Update for DWARF_VERSION removal.
2995 (output_aranges): Likewise.
2996 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2997 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2998 (dwarf2out_finish): Likewise.
3000 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3002 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3005 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3008 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3009 * builtins.c (expand_builtin_unreachable): New function.
3010 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3011 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3012 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3014 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3015 searching for missing barriers.
3017 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3019 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3020 when -fprofile-generate* was passed.
3021 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3023 2009-06-11 Anthony Green <green@moxielogic.com>
3025 * config/moxie/moxie.md: Define length attribute for all instructions.
3027 (*b<cond:code>): Support limited branch ranges for new PC-relative
3028 branch instructions.
3029 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3031 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3033 * config/i386/i386.c (min_insn_size): Use get_attr_length
3034 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3037 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3038 instead of emit_insn_before.
3040 2009-06-10 Ian Lance Taylor <iant@google.com>
3043 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3046 2009-06-10 Revital Eres <eres@il.ibm.com>
3048 * passes.c (init_optimization_passes): Reschedule
3049 predictive-commoning pass before complete unroll pass.
3051 2009-06-10 Martin Jambor <mjambor@suse.cz>
3053 * cgraph.c (cgraph_node_can_be_local_p): New function.
3054 (cgraph_make_node_local): New function.
3055 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3056 (cgraph_make_node_local): Declare.
3058 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3060 * tree.h (tree_base): Add packed_flag and user_align fields.
3061 Decrease size of spare field.
3062 (TYPE_USER_ALIGN): Use user_align from tree_base.
3063 (DECL_USER_ALIGN): Likewise.
3064 (TYPE_PACKED): Use packed_flag from tree_base.
3065 (DECL_PACKED): Likewise.
3066 (tree_type): Delete packed_flag and user_align fields. Widen
3067 precision field. Widen mode field and shuffle fields to align
3068 mode on an 8-bit boundary.
3069 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3070 Renumber decl_flag_* fields. Fix comments. Widen
3071 decl_common_unused field.
3072 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3073 (DECL_EXTERNAL): Likewise.
3074 (DECL_BIT_FIELD): Likewise.
3075 (DECL_NONADDRESSABLE_P): Likewise.
3076 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3077 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3079 2009-06-10 Ian Lance Taylor <iant@google.com>
3081 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3082 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3083 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3084 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3085 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3086 DEF_VEC_ALLOC_FUNC_P.
3087 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3088 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3089 DEF_VEC_ALLOC_FUNC_O.
3090 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3091 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3092 DEF_VEC_ALLOC_FUNC_I.
3093 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3094 (vec_stack_p_reserve_exact_1): Declare.
3095 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3096 (vec_stack_free): Declare.
3097 (VEC_stack_alloc): Define.
3098 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3099 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3100 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3101 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3103 (stack_vecs): New static variable.
3104 (vec_stack_p_reserve_exact_1): New function.
3105 (vec_stack_o_reserve_1): New static function.
3106 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3107 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3108 (vec_stack_free): New function.
3109 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3110 (VEC_df_ref_stack_alloc): Define.
3111 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3112 DEF_VEC_ALLOC_P_STACK.
3113 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3114 (struct df_collection_rec): Change _vec fields to VEC. Remove
3116 (df_free_collection_rec): Adjust for new fields.
3117 (df_insn_rescan): Use new df_collection_rec fields.
3118 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3119 (df_ref_create_structure, df_ref_record): Likewise.
3120 (df_get_conditional_uses, df_get_call_refs): Likewise.
3121 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3122 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3123 (df_record_exit_block_uses, df_bb_verify): Likewise.
3124 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3125 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3126 Remove count parameter. Change return type to void. Change all
3128 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3129 Remove count parameter. Change return type to void. Change all
3131 (df_install_refs): Change old_vec parameter to VEC. Remove count
3132 parameter. Change all callers.
3133 (df_install_mws): Change old_vec parameter to VEC. Remove count
3134 parameter. Change all callers.
3135 (df_refs_verify): Change new_rec parameter to VEC. Change call
3137 (df_mws_verify): Likewise.
3139 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3141 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3143 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3145 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3147 2009-06-10 Anthony Green <green@moxielogic.com>
3149 * config/moxie/crti.asm: New file.
3150 * config/moxie/crtn.asm: New file.
3151 * config/moxie/moxie.c: New file.
3152 * config/moxie/moxie.h: New file.
3153 * config/moxie/sfp-machine.h: New file.
3154 * config/moxie/moxie-protos.h: New file.
3155 * config/moxie/t-moxie: Created.
3156 * config/moxie/t-moxie-softfp: Created.
3157 * config/moxie/moxie.md: Created.
3158 * config/moxie/constraints.md: Created.
3159 * config.gcc: Add moxie support.
3160 * doc/md.texi (Machine Constraints): Add moxie constraints.
3161 * doc/contrib.texi (Contributors): Mention moxie port.
3162 * doc/install.texi (Specific): Mention the moxie port.
3164 2009-06-09 Ian Lance Taylor <iant@google.com>
3166 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3168 * optabs.c (optab_table): Only use designated initializers if
3169 HAVE_DESIGNATED_INITIALIZERS is defined.
3170 (convert_optab_table): Likewise.
3171 (init_optabs): Always call init_insn_codes if
3172 HAVE_DESIGNATED_INITIALIZERS is not defined.
3174 2009-06-09 Ian Lance Taylor <iant@google.com>
3176 * targhooks.c (default_builtin_vectorized_function): Change fn
3177 parameter to unsigned int.
3178 (default_builtin_vectorized_conversion): Change code parameter to
3180 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3181 * targhooks.h: Update declarations.
3182 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3183 parameter to unsigned int.
3185 * c-typeck.c (comptypes_check_enum_int): New static function.
3186 (comptypes_internal): Add enum_and_int_p parameter. Change all
3188 (comp_target_types): Add location parameter. Change all callers.
3189 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3191 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3192 (build_conditional_expr): Add colon_loc parameter. Change all
3194 (convert_for_assignment): Add location parameter. Change all callers.
3195 * c-parser.c (c_parser_conditional_expression): Pass location of
3196 colon to build_conditional_expr.
3197 * c-tree.h (build_conditional_expr): Update declaration.
3199 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3201 * graphite.c: Revert previous patch.
3203 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3206 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3208 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3210 * tree-ssa-loop-prefetch.c
3211 (loop_prefetch_arrays): Fixed a portability problem in printf format
3214 2009-06-09 Martin Jambor <mjambor@suse.cz>
3216 PR tree-optimization/40351
3217 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3218 refrence to a potential artifical subaccess can be constructed.
3220 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3222 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3223 (sh_override_options): Likewise.
3224 * config/sh/sh.c: Include params.h.
3225 (sh_optimization_options): New.
3226 (sh_override_options): Likewise.
3227 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3228 (OVERRIDE_OPTIONS): Use sh_override_options.
3230 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3232 * dwarf2out.c (emit_cfa_remember): New variable.
3233 (add_fde_cfi): If emit_cfa_remember, recurse to add
3234 DW_CFA_remember_state first.
3235 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3236 instead just set emit_cfa_remember.
3238 2009-06-08 Jan Hubicka <jh@suse.cz>
3241 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3243 2009-06-08 Jan Hubicka <jh@suse.cz>
3246 * cgraphunit.c (save_inline_function_body): Do not copy transform
3247 hooks for saved inline bodies.
3248 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3251 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3253 * jump.c (returnjump_p): Handle delayed branches. Add missing
3256 2009-06-08 Jan Hubicka <jh@suse.cz>
3259 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3260 original node might've been modified.
3261 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3263 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3265 * tree-object-size.c (addr_object_size): Add OSI argument.
3266 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3267 (compute_builtin_object_size, expr_object_size): Adjust callers.
3268 (plus_stmt_object_size): Call addr_object_size instead of
3269 compute_builtin_object_size.
3271 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3272 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3274 * tree-ssa-loop-prefetch.c
3275 (gather_memory_references): Introduced a counter for the number of
3277 (anything_to_prefetch_p): Introduced a counter for the number of
3279 (is_loop_prefetching_profitable): New function with a cost model
3281 (loop_prefetch_arrays): Use the new cost model to determine if
3282 prefetching is profitable.
3283 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3284 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3285 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3286 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3287 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3288 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3290 2009-06-08 Michael Matz <matz@suse.de>
3293 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3294 partitions use the same.
3295 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3296 for basevars of SSA_NAMEs.
3297 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3298 to not expand them twice.
3299 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3302 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3304 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3305 (fdump-final-insns=, gtoggle): New.
3306 * doc/invoke.texi: Document them.
3307 * final.c (rest_of_clean_state): Dump final insn stream.
3308 * gcc.c (invoke_as): Hook in -fcompare-debug.
3309 (static_spec_functions): Add compare-debug-dump-opt,
3310 compare-debug-self-opt and compare-debug-auxbase-opt.
3311 (compare_debug, compare_debug_second, compare_debug_opt): New.
3312 (switches_debug_check, n_switches_debug_check): New.
3313 (debug_auxbase_opt, debug_check_temp_file): New.
3314 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3316 (do_self_spec): Handle arguments after switches.
3317 (do_spec_1): Add .gk extension to temp file basenames for compare.
3318 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3319 (cc1_options): Use it instead of normal auxbase computation for
3320 the second compare-debug compilation.
3321 (compare_files): New.
3322 (main): Set up and implement compare debug mode.
3323 (compare_debug_dump_opt_spec_function): New.
3324 (compare_debug_self_opt_spec_function): New.
3325 (compare_debug_auxbase_opt_spec_function): New.
3326 * toplev.c (process_options): Handle flag_gtoggle,
3327 flag_dump_final_insns.
3328 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3329 during -fcompare-debug-second compilation.
3331 2009-06-07 Ian Lance Taylor <iant@google.com>
3333 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3334 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3336 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3337 with no default node. Change warning with %H to warning_at.
3338 Don't clear warn_switch around case checking.
3339 * doc/invoke.texi (Warning Options): Clarify distinction between
3340 -Wswitch and -Wswitch-enum.
3342 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3344 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3346 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3348 * gbl-ctors.h: Add header guard.
3350 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3352 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3353 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3354 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3355 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3356 prototypes for removed functions.
3357 (expressions_equal_p): Move to ...
3358 * tree-ssa-sccvn.h: ... here and ...
3359 * matrix-reorg.c: ... adjust includes.
3361 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3363 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3365 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3367 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3368 (finish_function): Remove erroneous whitespace.
3370 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3372 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3373 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3375 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3377 * errors.c (internal_error): Commentary typo fix.
3378 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3379 * tree-ssa-pre.c: Ditto.
3381 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3383 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3384 them is supposed to hold actual statements.
3386 2009-06-06 Ian Lance Taylor <iant@google.com>
3388 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3389 empty statements can now have attributes.
3391 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3393 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3394 * config/mips/mips.md: Ditto.
3396 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3398 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3400 (__eabi_uconvert): Likewise.
3402 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3404 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3405 CFI_* definitions with IN_GCC.
3407 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3409 * xcoffout.h (xcoffout_source_line): Update prototype.
3411 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3413 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3414 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3416 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3419 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3420 inlined_function_outer_scope_p blocks for artificial inlines
3422 * tree.c (tree_nonartificial_location): Rewrite using
3423 block_nonartificial_location.
3425 2009-06-05 Revital Eres <eres@il.ibm.com>
3426 Leehod Baruch <leehod@il.ibm.com>
3428 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3429 (expand_expr_real_1): Remove comment.
3430 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3431 Vectorize misaligned access when the target supports it.
3432 (vect_supportable_dr_alignment): Check for unaligned access support.
3433 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3436 2009-06-05 Julian Brown <julian@codesourcery.com>
3438 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3439 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3441 2009-06-05 Richard Guenther <rguenther@suse.de>
3444 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3447 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3449 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3450 (save_gprs): Don't tell unwinder when a global register is saved.
3451 (s390_emit_epilogue): Emit needed epilogue unwind info.
3453 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3455 * dwarf2out.c (deferred_asm_name): New.
3456 (add_name_and_src_coords_attributes): Defer creation of
3457 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3459 (move_linkage_attr): New.
3460 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3463 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3465 * tree-nested.c (finalize_nesting_tree_1): Declare the
3466 frame_decl in the binding tree.
3468 2009-06-04 Cary Coutant <ccoutant@google.com>
3470 * basic-block.h (struct basic_block_def): Add discriminator field.
3471 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3473 * debug.c (do_nothing_debug_hooks): Add additional entry.
3474 (debug_nothing_int_charstar_int): New function.
3475 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3476 (debug_nothing_int_charstar_int): New declaration.
3477 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3478 discriminator value in .loc directive.
3479 * final.c (last_discriminator): New variable.
3480 (discriminator): New variable.
3481 (final_start_function): Initialize above variables, pass current
3482 discriminator to debug hook.
3483 (notice_source_line): Check for discriminator change.
3484 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3485 * sdbout.c (sdbout_source_line): New parameter.
3486 * tree-cfg.c (struct locus_discrim_map): New structure type.
3487 (discriminator_per_locus): New hash table.
3488 (build_gimple_cfg): Allocate and free discriminator hash table.
3489 (make_edges): Call assign_discriminator.
3490 (locus_map_hash): New function.
3491 (locus_map_eq): New function.
3492 (next_discriminator_for_locus): New function.
3493 (same_line_p): New function.
3494 (assign_discriminator): New function.
3495 (make_cond_expr_edges): Call assign_discriminator.
3496 (make_gimple_switch_edges): Likewise.
3497 (first_non_label_stmt): New function.
3498 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3500 * xcoffout.c (xcoffout_source_line): Add new parameter.
3502 * configure.ac (gcc_cv_as_discriminator): New configury check for
3503 gas support for discriminator.
3504 * configure: Regenerate.
3505 * config.in: Regenerate.
3507 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3509 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3510 val after checking for integers.
3512 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3514 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3516 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3517 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3518 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3519 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3520 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3521 X64_SSE_REGPARM_MAX.
3522 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3523 X64_SSE_REGPARM_MAX.
3525 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3527 * gcc.c (report_times_to_file): New.
3528 (execute): Implement it.
3529 (process_command): Support -time=.
3530 * doc/invoke.texi: Document it.
3532 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3534 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3535 that have value exprs.
3537 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3539 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3540 declarations for constants until...
3541 (dw2_output_indirect_constant_1): ... this point.
3543 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3546 * arm.md (arm_addsi3): Don't try to split an add with an
3547 eliminable register until after reload has completed.
3549 2009-06-03 Ian Lance Taylor <iant@google.com>
3551 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3552 * genattrtab.c (write_length_unit_log): Likewise.
3553 * genchecksum.c (dosum): Likewise.
3554 * gengtype.c (write_rtx_next): Likewise.
3555 (finish_root_table, write_roots): Likewise.
3556 * gimple.c (gimple_ops_offset_): Likewise.
3557 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3558 * config/arc/arc.c (arc_attribute_table): Likewise.
3559 * config/arm/arm.c (arm_attribute_table): Likewise.
3560 * config/avr/avr.c (avr_attribute_table): Likewise.
3561 * config/crx/crx.c (crx_attribute_table): Likewise.
3562 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3563 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3564 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3565 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3566 * config/sh/sh.c (sh_attribute_table): Likewise.
3567 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3568 * config/spu/spu.c (spu_attribute_table): Likewise.
3569 * config/v850/v850.c (v850_attribute_table): Likewise.
3571 * config/alpha/alpha.c (vms_attribute_table): Make static.
3572 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3573 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3574 * config/mips/mips.c (mips_attribute_table): Likewise.
3576 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3578 (cc1-checksum.o): Likewise.
3580 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3582 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3584 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3586 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3587 insn if it is changing sp. Use gen_add3_insn instead of
3588 conditionally gen_addsi3 and gen_adddi3.
3589 (offset_below_red_zone_p): New static inline function.
3590 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3591 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3592 * config/rs6000/ppc-asm.h: Include auto-host.h.
3593 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3594 CFI_RESTORE): Define.
3595 * config/rs6000/crtresxgpr.asm: Add unwind info.
3596 * config/rs6000/crtresxfpr.asm: Likewise.
3597 * config/rs6000/crtresgpr.asm: Likewise.
3598 * config/rs6000/crtresfpr.asm: Likewise.
3599 * config/rs6000/crtsavgpr.asm: Likewise.
3600 * config/rs6000/crtsavfpr.asm: Likewise.
3602 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3603 argument of DWARF2_FRAME_REG_OUT macros.
3605 2009-06-03 Julian Brown <julian@codesourcery.com>
3607 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3608 words or less (including TImode) in core registers.
3610 2009-06-03 Richard Guenther <rguenther@suse.de>
3613 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3615 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3617 * statistics.c (statistics_counter_event): Do not record event
3618 in pass dump if its number == -1.
3619 (curr_statistics_hash): Add assert that we never get passes
3620 with static number == -1.
3622 2009-06-03 Richard Guenther <rguenther@suse.de>
3623 Andrey Belevantsev <abel@ispras.ru>
3625 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3626 non-BLKmode arrays addressable.
3628 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3630 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3631 * config/m68k/m68k.h: ... here.
3632 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3635 2009-06-03 Martin Jambor <mjambor@suse.cz>
3637 PR tree-optimization/40323
3638 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3641 2009-06-03 Richard Guenther <rguenther@suse.de>
3643 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3646 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3648 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3649 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3650 JUMP_TABLE_DATA_P where applicable.
3651 * config/sh/sh.c: Ditto.
3652 * config/sh/sh.h: Ditto.
3653 * config/sh/sh.md: Ditto.
3654 * config/sh/symbian.c: Ditto.
3656 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3658 * config/i386/driver-i386.c (describe_cache): Optimize
3659 concatenation of strings. Use snprintf instead of sprintf.
3660 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3661 target when not compiling with GCC.
3663 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3665 * config/sh/sh.c: Revert last change.
3666 (sh_expand_epilogue): Emit a blockage insn before the frame
3667 pointer adjustment unconditionally.
3669 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3671 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3672 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3673 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3674 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3675 to COLLECT_GCC_OPTIONS.
3677 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3679 * collect2.c (target_system_root): New variable.
3680 (main): Handle --sysroot=.
3681 (ignore_library): Strip the sysroot from the library path.
3683 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3685 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3686 (collect2.o): Depend on collect2-aix.h.
3687 (collect2-aix.o): New rule.
3688 * collect2-aix.h: New file.
3689 * collect2-aix.c: Likewise.
3690 * collect2.c: Include collect2-aix.h. Don't undefine
3691 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3692 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3693 Use TARGET_AIX_VERSION instead of _AIX51.
3694 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3695 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3696 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3697 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3698 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3700 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3702 * collect2.c (ignore_library): Avoid premature post-increment
3705 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3707 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3708 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3709 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3710 CROSS_DIRECTORY_STRUCTURE too.
3711 (LINK_LIBG_SPEC): Likewise.
3712 (LIB_SPEC): Add %R to sysroot paths.
3713 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3714 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3715 * config/rs6000/aix51.h: As for aix43.h.
3716 * config/rs6000/aix52.h: Likewise.
3717 * config/rs6000/aix53.h: Likewise.
3718 * config/rs6000/aix61.h: Likewise.
3719 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3720 to the beginning of sysroot paths.
3722 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3724 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3725 INSN_LISTs that are out of the REG_NOTE range.
3727 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3729 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3730 (struct var_to_expand): Likewise.
3731 (struct opt_info): Add head and tail for linked lists of the above.
3732 (analyze_insn_to_expand_var): Initialize next.
3733 (analyze_iv_to_split_insn): Likewise.
3734 (analyze_insns_in_loop): Create linked lists.
3735 (allocate_basic_variable): Simplify for use without hash table.
3736 (insert_var_expansion_initialization): Likewise, make it type-safer.
3737 (combine_var_copies_in_loop_exit): Likewise.
3738 (apply_opt_in_copies): Walk lists rather than hash tables.
3739 (release_var_copies): Simplified and inlined by hand into...
3740 (free_opt_info): ... this function.
3742 2009-06-02 Richard Guenther <rguenther@suse.de>
3744 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3747 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3749 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3750 only for builtins that are not overridden.
3752 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3754 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3757 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3759 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3761 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3763 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3765 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3767 * common.opt (fdump-unnumbered-links): New.
3768 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3769 * print-rtl.c (flag_dump_unnumbered_links): New.
3770 (print_rtx): Test it.
3772 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3774 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3775 push/pop multiple to 8-byte alignment.
3777 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3779 * config/i386/i386.c (queued_cfa_restores): New static variable.
3780 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3782 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3783 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3784 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3785 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3786 note unconditionally.
3787 (ix86_emit_restore_regs_using_mov): Likewise.
3788 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3789 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3790 it through to ix86_emit_restore_reg_using_pop.
3791 (ix86_emit_leave): Add RED_OFFSET argument. Call
3792 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3793 instead of adding REG_CFA_OFFSET note unconditionally.
3794 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3795 the above functions. Call ix86_add_queued_cfa_restore_notes when
3798 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3799 force output of the label even for dwarf2out_do_cfi_asm.
3800 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3801 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3802 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3804 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3805 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3806 dwarf2out_cfi_label callers.
3807 * tree.h (dwarf2out_cfi_label): Adjust prototype.
3808 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
3809 Adjust dwarf2out_cfi_label callers.
3810 * config/vax/vax.c (vax_output_function_prologue): Likewise.
3812 * config/i386/i386.h (struct machine_cfa_state,
3813 struct machine_function): Guard with ifndef USED_FOR_TARGET
3814 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
3817 * emutls.c (__emutls_get_address): Change arr->size to mean number
3818 of allocated arr->data entries instead of # of slots + 1.
3821 * recog.c (peep2_reinit_state): New function.
3822 (peephole2_init_state): Use it at the end of a basic block and also
3823 when seeing a RTX_FRAME_RELATED_P insn.
3825 2009-06-01 Steve Ellcey <sje@cup.hp.com>
3827 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
3828 fixuns_truncrfdi2): New.
3829 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
3830 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
3831 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
3832 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
3833 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
3834 *recip_approx): Remove.
3835 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
3836 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
3837 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
3839 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
3842 2009-06-01 Ian Lance Taylor <iant@google.com>
3844 * attribs.c (register_attribute): Use CONST_CAST.
3845 * collect2.c (main): Use CONST_CAST2.
3846 (scan_prog_file): Likewise.
3847 * gcc.c (process_command, main): Likewise.
3848 * toplev.c (toplev_main): Likewise.
3850 * c-typeck.c (handle_warn_cast_qual): New static function,
3851 partially broken out of build_c_cast.
3852 (build_c_cast): Call handle_warn_cast_qual.
3853 * doc/invoke.texi (Warning Options): Document new effect of
3856 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
3858 * diagnostic.c (diagnostic_build_prefix): Always print columns.
3859 (diagnostic_report_current_module): Print columns.
3860 * common.opt (flag_show_column): Enable by default.
3862 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
3864 * alias.c (find_base_term): Check for NULL term before returning.
3866 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3868 Revert due to PR40320:
3869 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3870 * calls.c (emit_library_call_value_1): Don't force_operand for move
3873 2009-06-01 Olivier Hainque <hainque@adacore.com>
3874 Eric Botcazou <ebotcazou@adacore.com>
3876 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
3877 to be processed as a bitfield for constructor output purposes.
3878 * output.h (initializer_constant_valid_for_bitfield_p): Declare
3880 * varasm.c (oc_local_state): New type, output_constructor
3881 local state to support communication with helpers.
3882 (oc_outer_state): New type, output_constructor outer state of
3883 relevance in recursive calls.
3884 (output_constructor_array_range): New output_constructor helper,
3885 extracted code for an array range element.
3886 (output_constructor_regular_field): New output_constructor helper,
3887 extracted code for an element that is not a bitfield.
3888 (output_constructor_bitfield): New output_constructor helper,
3889 extracted code for a bitfield element. Accept an OUTER state
3890 argument for recursive processing. Recurse on record or array
3891 CONSTRUCTOR values, possibly past noop conversions.
3892 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
3893 VALUE is a valid constant-valued expression for use in a static
3894 bit-field initializer.
3895 (output_constructor): Rework to use helpers. Accept and honor an
3896 OUTER state argument for recursive calls. Return total size. Be
3897 prepared for nested constructors initializing bitfields.
3898 (output_constant): Feed OUTER in calls to output_constructor.
3900 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3902 * calls.c (emit_library_call_value_1): Don't force_operand for move
3905 2009-06-01 Nick Clifton <nickc@redhat.com>
3907 * doc/invoke.texi (IA-64 Options): Fix typo.
3909 2009-06-01 Ira Rosen <irar@il.ibm.com>
3911 PR tree-optimization/39129
3912 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
3914 (vect_do_peeling_for_loop_bound): Use
3915 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3916 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3917 (vect_loop_versioning): Likewise.
3918 (vect_create_cond_for_alias_checks): Fix indentation.
3919 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
3921 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
3922 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
3923 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
3924 "control flow in loop".
3925 (vect_estimate_min_profitable_iters): Use
3926 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3927 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3928 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3929 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
3930 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
3931 statement belongs to a group of strided accesses with the exact code
3933 (vectorizable_load): Likewise.
3934 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
3935 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3937 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
3939 * config/freebsd-stdint.h: New file.
3940 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
3941 Add freebsd-stdint.h to tm_file.
3943 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
3945 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
3946 (thumb2_extendhidi2): Likewise.
3948 2009-05-31 Ian Lance Taylor <iant@google.com>
3950 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
3952 2009-05-31 Ian Lance Taylor <iant@google.com>
3954 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
3955 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
3956 (ipa-reference.o): Depend upon gt-ipa-reference.h.
3958 2009-05-31 Jason Merrill <jason@redhat.com>
3960 * tree-pretty-print.c (print_call_name): Take the callee, not the
3961 call itself. Make non-static. Use dump_function_name for functions.
3962 (dump_generic_node): Adjust.
3963 * diagnostic.h: Declare print_call_name.
3964 * gimple-pretty-print.c (dump_gimple_call): Use it.
3966 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3968 * config/sh/sh.md (ashldi3_std): New define_expand.
3971 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3974 * config/sh/sh.c: Include debug.h.
3975 (sh_expand_epilogue): Emit a blockage insn before the frame
3976 pointer adjustment also when dwarf2out_do_frame returns true.
3978 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
3980 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
3981 (thumb2_extendqidi2): New pattern.
3983 2009-05-31 Ira Rosen <irar@il.ibm.com>
3985 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
3986 mark phis for renaming.
3987 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3988 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3989 Call mark_sym_for_renaming.
3990 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3991 * tree-vect-loop.c (vect_transform_loop): Remove
3992 vect_memsyms_to_rename initialization and a call to
3993 mark_set_for_renaming.
3995 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3998 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3999 frame related even if !set_cfa && style < 0.
4001 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4003 * config/i386/mingw-tls.c: New file.
4004 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4005 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4006 defining _WIN32 but not __CYGWIN__.
4008 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4010 * configure.ac: Add MPC support.
4012 * config.in, configure: Regenerate.
4014 2009-05-29 Richard Henderson <rth@redhat.com>
4016 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4017 NOTE_INSN_BASIC_BLOCK.
4018 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4019 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4020 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4022 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4024 (add_cfi): Disable check redefining cfa away from drap.
4025 (lookup_cfa_1): Add remember argument; handle remember/restore.
4026 (lookup_cfa): Pass remember argument.
4027 (cfa_remember): New.
4028 (compute_barrier_args_size_1): Remove sibcall check.
4029 (dwarf2out_frame_debug_def_cfa): New.
4030 (dwarf2out_frame_debug_adjust_cfa): New.
4031 (dwarf2out_frame_debug_cfa_offset): New.
4032 (dwarf2out_frame_debug_cfa_register): New.
4033 (dwarf2out_frame_debug_cfa_restore): New.
4034 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4035 (dwarf2out_begin_epilogue): New.
4036 (dwarf2out_frame_debug_restore_state): New.
4037 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4038 DW_CFA_restore_state.
4039 (output_cfi_directive): Likewise.
4040 (convert_cfa_to_fb_loc_list): Likewise.
4041 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4042 * dwarf2out.h: Update.
4043 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4044 (copy_insn_1): Early out for null.
4045 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4046 and dwarf2out_frame_debug_restore_state.
4047 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4048 (prologue_insn_hash, epilogue_insn_hash): New.
4049 (free_after_compilation): Adjust freeing accordingly.
4050 (record_insns): Create hash table if needed; push insns into
4051 hash instead of array.
4052 (maybe_copy_epilogue_insn): New.
4053 (contains): Search hash table instead of array.
4054 (sibcall_epilogue_contains): Remove.
4055 (thread_prologue_and_epilogue_insns): Split eh_return insns
4056 and mark them as epilogues.
4057 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4058 scanning in terms of basic blocks.
4059 * insn-notes.def (CFA_RESTORE_STATE): New.
4060 * jump.c (returnjump_p_1): Accept EH_RETURN.
4061 (eh_returnjump_p_1, eh_returnjump_p): New.
4062 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4063 CFA_REGISTER, CFA_RESTORE): New.
4064 * rtl.def (EH_RETURN): New.
4065 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4067 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4068 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4070 * config/i386/i386.c (gen_push): Update cfa state.
4071 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4072 add a CFA_ADJUST_CFA note.
4073 (ix86_dwarf_handle_frame_unspec): Remove.
4074 (ix86_expand_prologue): Update cfa state.
4075 (ix86_emit_restore_reg_using_pop): New.
4076 (ix86_emit_restore_regs_using_pop): New.
4077 (ix86_emit_leave): New.
4078 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4079 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4080 * config/i386/i386.h (struct machine_cfa_state): New.
4081 (ix86_cfa_state): New.
4082 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4083 (eh_return_internal): Merge from eh_return_<mode>,
4084 use eh_return rtx, split w/ epilogue.
4086 2009-05-29 Ian Lance Taylor <iant@google.com>
4088 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4090 * calls.c (emit_library_call_value_1): Likewise.
4092 * c-typeck.c (c_build_va_arg): New function.
4093 * c-tree.h (c_build_va_arg): Declare.
4094 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4095 instead of build_va_arg.
4097 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4099 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4100 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4101 (ptr_difference_cost): Use affine combinations to compute it.
4102 (difference_cost): Likewise.
4103 (get_computation_cost_at): Compute more accurate cost for addresses
4104 if the ratio is a multiplier allowed in addresses.
4105 For non-addresses, consider that an additional offset or symbol is
4108 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4110 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4111 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4113 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4114 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4115 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4117 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4118 to 1 for TYPE_SSE{IADD1,CVT1}.
4119 (prefix_vex_imm8): Removed.
4120 (length_vex): Only pass 1 as second argument to
4121 ix86_attr_length_vex_default if prefix_extra is 0.
4122 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4123 (length): For prefix vex computation use length_immediate
4124 attribute instead of prefix_vex_imm8.
4125 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4126 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4127 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4128 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4129 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4130 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4131 a space in between the operands.
4132 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4133 if one operand is 0xff and the other one si, di, bp or sp.
4134 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4135 other one si, di, bp or sp.
4136 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4137 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4138 type and mode attributes.
4139 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4140 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4141 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4142 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4143 prefix_data16 attribute iff MODE_DF.
4144 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4145 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4146 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4147 constm128_operand in length_immediate computation.
4148 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4149 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4150 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4151 length_immediate attribute to 1.
4152 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4153 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4154 for certain alternatives.
4155 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4156 prefix_data16 attribute if MODE_V1DF.
4157 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4158 length_immediate to 1.
4159 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4160 length_address to 4, set mode attribute to MODE_DI.
4161 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4162 (fxam<mode>2_i387): Set length attribute to 4.
4163 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4164 *prefetch_3dnow_rex): Override length_address attribute.
4165 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4167 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4168 (constm128_operand): Removed.
4169 * config/i386/i386.c (memory_address_length): For
4170 disp && !index && !base in 64-bit mode account for SIB byte if
4171 print_operand_address can't optimize disp32 into disp32(%rip)
4172 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4173 for fs: or gs: segment.
4174 (ix86_attr_length_immediate_default): When checking if shortform
4175 is possible, truncate immediate to the length of the non-shortened
4177 (ix86_attr_length_address_default): Ignore MEM_P operands
4179 (ix86_attr_length_vex_default): Only check for DImode on
4180 GENERAL_REG_P operands.
4181 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4182 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4183 (sse_cvttps2pi): Clear prefix_rep attribute.
4184 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4186 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4187 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4188 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4189 iff operand 2 is const_int_operand.
4190 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4191 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4192 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4194 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4196 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4197 prefix_data16 attribute for movlpd and movhpd instructions.
4198 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4199 length_immediate for shufpd instruction.
4200 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4201 (avx_cmpp<avxmodesuffixf2c><mode>3,
4202 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4203 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4204 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4205 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4206 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4207 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4208 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4209 prefix_data16 attribute for the first alternative to 1.
4210 (*avx_loadlps): Override length_immediate for the first alternative.
4211 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4212 attributes for second alternative.
4213 (*vec_concatv2sf_sse4_1): Override length_immediate and
4214 prefix_data16 attributes for second alternative.
4215 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4216 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4217 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4218 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4219 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4220 prefix_data16 and length_immediate to 1.
4221 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4223 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4224 prefix_extra attribute for variants that don't have 0f prefix alone.
4225 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4226 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4227 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4228 *sse4_1_pextrd): Set length_immediate to 1.
4229 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4230 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4232 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4233 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4234 length_immediate to 1 for second alternative.
4235 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4236 prefix_extra and length_immediate attributes for the first
4238 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4240 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4241 to 1 for the first and third alternative.
4242 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4244 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4246 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4248 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4249 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4250 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4251 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4252 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4253 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4254 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4255 ssse3_psign<mode>3): Override prefix_rex attribute.
4256 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4257 (ssse3_palignrti): Override length_immediate to 1.
4258 (ssse3_palignrdi): Override length_immediate to 1, override
4259 prefix_rex attribute.
4260 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4261 (sse4a_extrqi): Override length_immediate to 2.
4262 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4263 (sse4a_insertq): Override prefix_data16 to 0.
4264 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4265 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4266 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4267 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4268 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4269 and length_immediate to 1.
4270 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4271 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4272 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4273 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4274 and length_immediate to 1.
4275 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4276 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4277 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4278 avx_ptest256): Override prefix_extra to 1.
4279 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4280 Override prefix_data16 and length_immediate to 1.
4281 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4282 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4283 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4284 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4285 prefix_data16 to 0 and prefix_extra to 2.
4286 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4287 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4289 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4290 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4291 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4292 and prefix_extra to 2.
4293 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4294 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4295 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4296 avx_vpermilvar<mode>3,
4297 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4298 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4299 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4300 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4301 Override prefix_extra to 1.
4302 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4303 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4304 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4305 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4306 prefix_extra and length_immediate to 1.
4307 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4309 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4310 to 1 for the first alternative.
4311 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4312 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4314 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4315 *movv2sf_internal_avx, *movv2sf_internal): Override
4316 prefix_rep attribute for certain alternatives.
4317 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4318 attributes for certain alternatives.
4319 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4320 attributes for certain alternatives.
4321 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4322 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4323 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4324 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4325 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4326 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4327 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4328 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4329 length_immediate to 1 if operand 2 is const_int_operand.
4330 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4331 *vec_extractv2si_1): Set length_immediate attribute to 1.
4332 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4333 using old 3DNOW insn rather than SSE/3DNOW_A.
4334 (mmx_emms, mmx_femms): Clear modrm attribute.
4336 2009-05-29 Martin Jambor <mjambor@suse.cz>
4338 * tree-sra.c: New implementation of SRA.
4340 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4341 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4342 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4343 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4344 (SRA_MAX_STRUCTURE_COUNT): Removed.
4345 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4346 * doc/invoke.texi (sra-max-structure-size): Removed.
4347 (sra-field-structure-ratio): Removed.
4349 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4352 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4355 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4357 PR rtl-optimization/40101
4358 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4359 seqno. Adjust comment.
4360 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4361 inserting bookkeeping before a jump, the jump is not scheduled.
4362 When no positive seqno found, provide a value. Add comment.
4364 2009-05-29 Richard Guenther <rguenther@suse.de>
4366 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4367 short-cutting on the first component.
4369 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4372 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4373 for trees other than decls/types.
4375 2009-05-29 Richard Guenther <rguenther@suse.de>
4377 * tree-ssa-operands.c (get_expr_operands): Do not handle
4378 INDIRECT_REFs in the handled-component case. Remove
4379 unused get_ref_base_and_extent case.
4380 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4381 tree_low_cst and host_integerp where possible.
4382 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4383 codes for equivalence.
4384 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4386 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4388 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4389 to tmake_file for i[34567]86-*-cygwin*.
4391 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4394 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4395 (altivec_categorize_keyword, init_vector_keywords,
4396 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4399 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4401 * tree.c (handle_dll_attribute): Check if node is
4402 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4404 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4406 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4408 (thumb2_zero_extendqidi2): Likewise.
4410 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4412 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4413 instead of gen_movrt.
4414 * config/sh/sh.md (movrt): Remove.
4416 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4418 * doc/invoke.texi (IA-64 Options):
4419 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4420 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4421 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4422 -msched-prefer-non-control-spec-insns,
4423 -msched-stop-bits-after-every-cycle,
4424 -msched-count-spec-in-critical-path,
4425 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4426 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4427 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4428 and -msched-spec-verbose.
4430 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4432 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4433 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4435 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4437 2009-05-28 Richard Guenther <rguenther@suse.de>
4439 * tree-ssa-alias.c (ao_ref_init): New function.
4440 (ao_ref_base): Likewise.
4441 (ao_ref_base_alias_set): Likewise.
4442 (ao_ref_alias_set): Likewise.
4443 (refs_may_alias_p_1): Change signature.
4444 (refs_may_alias_p): Adjust.
4445 (refs_anti_dependent_p): Likewise.
4446 (refs_output_dependent_p): Likewise.
4447 (call_may_clobber_ref_p_1): Change signature.
4448 (call_may_clobber_ref_p): Adjust.
4449 (stmt_may_clobber_ref_p_1): New function split out from ...
4450 (stmt_may_clobber_ref_p): ... here.
4451 (maybe_skip_until): Adjust signature.
4452 (get_continuation_for_phi): Likewise.
4453 (walk_non_aliased_vuses): Likewise.
4454 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4455 (ao_ref_init): Declare.
4456 (ao_ref_base): Likewise.
4457 (ao_ref_alias_set): Likewise.
4458 (stmt_may_clobber_ref_p_1): Likewise.
4459 (walk_non_aliased_vuses): Adjust.
4460 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4461 (get_ref_from_reference_ops): remove.
4462 (vn_reference_lookup_2): Adjust signature.
4463 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4464 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4465 (vn_reference_lookup): Adjust.
4466 (vn_reference_insert): Likewise.
4467 (vn_reference_insert_pieces): Adjust signature.
4468 (visit_reference_op_call): Adjust.
4469 * tree-ssa-pre.c (get_expr_type): Simplify.
4470 (phi_translate_1): Adjust.
4471 (compute_avail): Likewise.
4472 (translate_vuse_through_block): Do not re-build trees.
4473 (value_dies_in_block_x): Likewise.
4474 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4476 (vn_reference_lookup_pieces): Adjust declaration.
4477 (vn_reference_insert_pieces): Likewise.
4479 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4481 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4482 with checking disabled.
4484 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4488 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4489 macro definition for support of three-operand format aligned
4490 .comm directive in assembler on cygwin/pe/mingw target OS.
4491 * configure: Regenerate.
4492 * config.h: Regenerate.
4494 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4495 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4496 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4498 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4499 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4501 2009-05-28 Ira Rosen <irar@il.ibm.com>
4503 PR tree-optimization/40254
4504 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4505 in analysis of basic blocks.
4507 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4510 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4511 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4512 (TARGET_INITIALIZER): Use it.
4513 * cse.c (CHEAPER): Move it up to the other macros.
4514 (insert): Rename this ...
4515 (insert_with_costs): ... to this. Add cost parameters. Update
4517 (insert): New function. Call insert_with_costs.
4518 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4519 find_reg_offset_for_const, try_const_anchors): New functions.
4520 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4521 when using a const-anchor. Call insert_const_anchors.
4522 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4523 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4525 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4527 * tree-inline.c (remap_decls): Enable nonlocalized variables
4528 when not optimizing.
4530 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4532 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4533 Simplify other tests involving optimize.
4535 2009-05-27 Tom Tromey <tromey@redhat.com>
4537 * unwind-dw2.c (_Unwind_DebugHook): New function.
4538 (uw_install_context): Call _Unwind_DebugHook.
4540 2009-05-27 Tom Tromey <tromey@redhat.com>
4542 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4544 2009-05-27 Ian Lance Taylor <iant@google.com>
4546 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4547 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4548 (ALL_LINKERFLAGS): Define.
4549 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4550 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4551 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4552 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4553 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4554 $(LINKER_FOR_BUILD).
4555 (build/gcov-iov$(build_exeext)): Likewise.
4557 2009-05-27 Julian Brown <julian@codesourcery.com>
4559 * gcse.c (target.h): Include.
4560 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4561 copy of argument to a pseudo register.
4563 2009-05-27 Diego Novillo <dnovillo@google.com>
4565 * tree-ssa-live.c (dump_scope_block): Document arguments.
4566 (dump_scope_blocks): Document.
4567 (debug_scope_blocks): New.
4568 * tree-flow.h (debug_scope_blocks): Declare.
4570 2009-05-21 Denis Chertykov <denisc@overta.ru>
4572 * doc/contrib.texi (Contributors): Add myself to the list.
4574 2009-05-27 Olivier Hainque <hainque@adacore.com>
4576 * expr.c (target_align): New function. Alignment the TARGET of an
4577 assignment may be assume to have.
4578 (highest_pow2_factor_for_target): Use it instead of relying on
4579 immediate tree attributes of TARGET, not necessarily honored when
4580 intermediate bitfields are involved.
4582 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4585 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4586 AVX, SSE4, AES, PCLMUL and POPCNT.
4588 2009-05-27 Diego Novillo <dnovillo@google.com>
4590 * tree-pretty-print.c (dump_location): New.
4591 (dump_generic_node): Call it.
4592 Factor code to handle BLOCK nodes ...
4593 (dump_block_node): ... here.
4595 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4597 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4599 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4601 * gcc-plugin.h: Include config.h and system.h.
4602 (IN_GCC): Define if not defined.
4604 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4607 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4610 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4612 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4614 * config/m32r/m32r.h: Ditto.
4615 * config/m32r/m32r.md: Ditto.
4616 * config/m32r/predicates.md: Ditto.
4618 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4620 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4622 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4625 (Loading plugins): typo.
4626 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4627 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4628 (Interacting with the GCC Garbage Collector): Added new section.
4629 (Giving information about a plugin): Added new section for
4631 * ggc.h (ggc_register_root_tab): Added declaration.
4632 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4633 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4634 (register_callback): Improved comment in declaration.
4635 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4636 (extra_root_vec) Added static variable for dynamic roots registration.
4637 (ggc_register_root_tab) Added new routine.
4638 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4639 PLUGIN_GGC_MARKING event.
4640 * ggc-zone.c: Include plugin.h.
4641 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4642 * ggc-page.c: Include plugin.h.
4643 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4644 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4645 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4646 (register_callback): check lack of callbacks for
4647 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4648 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4649 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4650 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4651 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4652 dependency on plugin.h.
4653 (plugin.o): Added dependency on ggc.h...
4655 2009-05-26 Richard Guenther <rguenther@suse.de>
4659 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4660 with mismatched comparison modes.
4662 * expr.c (expand_expr_real_1): Expand the operand of a
4663 VIEW_CONVERT_EXPR in its natural mode.
4665 2009-05-26 Ian Lance Taylor <iant@google.com>
4667 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4668 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4669 (ALL_COMPILERFLAGS): Define.
4670 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4671 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4672 (collect2$(exeext), collect2.o): Likewise.
4673 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4674 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4675 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4676 (libbackend.o, intl.o, cppdefault.o): Likewise.
4677 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4678 (build/%.o): Use $(COMPILER_FOR_BUILD).
4679 (build/gen%$(build_exeext)): Likewise.
4680 (build/gcov-iov$(build_exeext)): LIkewise.
4681 * config/t-darwin (darwin.o): Use $(COMPILER).
4682 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4683 * config/t-sol2 (sol2-c.o): Likewise.
4685 * config/t-vxworks (vxworks.o): Likewise.
4686 * config/x-darwin (host-darwin.o): Likewise.
4687 * config/x-hpux (host-hpux.o): Likewise.
4688 * config/x-linux (host-linux.o): Likewise.
4689 * config/x-solaris (host-solaris.o): Likewise.
4690 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4691 * config/arm/t-arm (arm-c.o): Likewise.
4692 * config/arm/t-pe (pe.o): Likewise.
4693 * config/arm/t-wince-pe (pe.o): Likewise.
4694 * config/i386/t-cygming (winnt.o): Likewise.
4695 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4696 * config/i386/t-cygwin (cygwin1.o): Likewise.
4697 (cygwin2.o): Likewise.
4698 * config/i386/t-i386 (i386-c.o): Likewise.
4699 * config/i386/t-interix (winnt.o): Likewise.
4700 * config/i386/t-netware (netware.o): Likewise.
4701 * config/i386/t-nwld (nwld.o): Likewise.
4702 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4703 * config/i386/x-i386 (driver-i386.o): Likewise.
4704 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4705 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4706 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4707 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4708 * config/mips/x-native (driver-native.o): Likewise.
4709 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4710 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4711 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4712 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4713 * config/score/t-score-elf (score7.o): Likewise.
4714 (score3.o): Likewise.
4715 * config/sh/t-sh (sh-c.o): Likewise.
4716 * config/sh/t-symbian (sh-c.o): Likewise.
4717 (symbian.o): Likewise.
4718 * config/spu/t-spu-elf (spu-c.o): Likewise.
4719 * config/v850/t-v850 (v850-c.o): Likewise.
4720 * config/v850/t-v850e (v850-c.o): Likewise.
4722 2009-05-26 Richard Guenther <rguenther@suse.de>
4724 PR tree-optimization/40122
4725 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4726 VECTOR_CSTs if possible.
4727 (fold_gimple_assign): Likewise.
4729 2009-05-26 Richard Guenther <rguenther@suse.de>
4732 * fold-const.c (fold_binary): Use the correct types for building
4735 2009-05-26 Richard Guenther <rguenther@suse.de>
4737 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4738 redundant calls to merge_alias_info.
4739 (bump_vector_ptr): Likewise.
4740 * tree-ssa-copy.c (merge_alias_info): Remove.
4741 (replace_exp_1): Remove call to merge_alias_info.
4742 (propagate_tree_value): Likewise.
4743 (fini_copy_prop): Propagate points-to info.
4744 * tree-flow.h (merge_alias_info): Remove.
4746 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4748 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4750 2009-05-25 Jan Hubicka <jh@suse.cz>
4752 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4753 * cgraph.h (struct inline_summary): New filed self_wize,
4754 size_inlining_benefit, self_time and time_inlining_benefit.
4755 (struct cgraph_global_info): Replace insns by time ans size fields.
4756 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4757 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4758 (ipcp_update_callgraph): Do not touch function bodies.
4759 * ipa-inline.c: Include except.h
4760 (MAX_TIME): New constant.
4761 (overall_insns): Remove.
4763 (overall_size, max_benefit): New static variables.
4764 (cgraph_estimate_time_after_inlining): New function.
4765 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4766 (cgraph_clone_inlined_nodes): Update size.
4767 (cgraph_mark_inline_edge): Update size.
4768 (cgraph_estimate_growth): Use size info.
4769 (cgraph_check_inline_limits): Check size.
4770 (cgraph_default_inline_p): Likewise.
4771 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4772 (cgraph_decide_recursive_inlining): Check size.
4773 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4775 (cgraph_decide_inlining): Likewise.
4776 (cgraph_decide_inlining_incrementally): Likewise; honor
4777 PARAM_EARLY_INLINING_INSNS.
4778 (likely_eliminated_by_inlining_p): New predicate.
4779 (estimate_function_body_sizes): New function.
4780 (compute_inline_parameters): Use it.
4781 * except.c (must_not_throw_labels): New function.
4782 * except.h (must_not_throw_labels): Declare.
4783 * tree-inline.c (init_inline_once): Kill inlining_weigths
4784 * tree-ssa-structalias.c: Avoid uninitialized warning.
4785 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4786 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4787 (PARAM_INLINE_CALL_COST): Remove.
4788 (PARAM_EARLY_INLINING_INSNS): New.
4790 2009-05-25 Richard Guenther <rguenther@suse.de>
4792 PR tree-optimization/36327
4793 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4794 callback for reference translation or lookup at the point of may-defs.
4795 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4796 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4797 for union COMPONENT_REFs.
4798 (vn_reference_lookup_3): New callback. Lookup from memset
4799 and CONSTRUCTOR assignment, translate through struct copies.
4800 (vn_reference_lookup_pieces): Make sure to not free the
4801 passed operands array. Adjust walk_non_aliased_vuses call.
4802 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4803 make sure we do not leak memory.
4805 2009-05-25 Richard Guenther <rguenther@suse.de>
4807 * tree-ssa-alias.h (dump_points_to_solution): Declare.
4808 * tree-inline.c (expand_call_inline): Reset the escaped and
4810 * tree-ssa-structalias.c (pass_build_ealias): New.
4811 * tree-pass.h (pass_build_ealias): Declare.
4812 * passes.c (init_optimization_passes): Add PTA during
4813 early optimizations.
4814 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
4815 and CALLUSED solutions.
4816 (dump_points_to_solution): New function, split out from ...
4817 (dump_points_to_info_for): ... here.
4818 * tree-parloops.c (parallelize_loops): Reset the escaped and
4821 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4824 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
4825 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
4827 2009-05-25 Ira Rosen <irar@il.ibm.com>
4829 PR tree-optimization/40238
4830 * tree-vect-stmts.c (vect_init_vector): Insert initialization
4831 statements after basic block's labels.
4832 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
4833 to free the allocated memory.
4835 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
4837 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
4838 return address with a USE.
4840 2009-05-24 Richard Guenther <rguenther@suse.de>
4843 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
4844 array type from the main variant of the inner type.
4846 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4848 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4849 definition to bool (from int) to un-break build.
4850 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
4852 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
4854 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
4855 discard_stmt_changes): Delete.
4856 * tree-ssa-operands.c (scb_stack): Delete.
4857 (init_ssa_operands): Do not initialize it.
4858 (fini_ssa_operands): Do not free it.
4859 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
4861 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
4862 update_stmt, remove the others. Fix comments.
4863 * tree-dfa.c (optimize_stack_restore): Likewise.
4864 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
4865 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
4866 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4867 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
4869 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4870 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4871 (dom_opt_finalize_block): Likewise, adjusting access to
4873 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
4874 (stmts_to_rescan): Change item type to gimple.
4875 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
4877 2009-05-24 Ira Rosen <irar@il.ibm.com>
4879 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
4880 * tree-pass.h (pass_slp_vectorize): New pass.
4881 * params.h (SLP_MAX_INSNS_IN_BB): Define.
4882 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
4883 * tree-vectorizer.c (timevar.h): Include.
4884 (user_vect_verbosity_level): Declare.
4885 (vect_location): Fix comment.
4886 (vect_set_verbosity_level): Update user_vect_verbosity_level
4887 instead of vect_verbosity_level.
4888 (vect_set_dump_settings): Add an argument. Ignore user defined
4889 verbosity if dump flags require higher level of verbosity. Print to
4890 stderr only for loop vectorization.
4891 (vectorize_loops): Update call to vect_set_dump_settings.
4892 (execute_vect_slp): New function.
4893 (gate_vect_slp): Likewise.
4894 (struct gimple_opt_pass pass_slp_vectorize): New.
4895 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
4897 (vec_info_for_bb): New function.
4898 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
4899 (VECTORIZATION_ENABLED): New macro.
4900 (SLP_ENABLED, SLP_DISABLED): Likewise.
4901 (vect_is_simple_use): Add bb_vec_info argument.
4902 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
4903 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
4904 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
4905 vect_schedule_slp, vect_analyze_slp): Likewise.
4906 (vect_analyze_stmt): Add slp_tree argument.
4907 (find_bb_location): Declare.
4908 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4909 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
4910 (vect_analyze_loop_operations, vect_analyze_loop,
4911 get_initial_def_for_induction, vect_create_epilog_for_reduction,
4912 vect_finalize_reduction, vectorizable_reduction,
4913 vectorizable_live_operation, vect_transform_loop): Likewise.
4914 * tree-data-ref.c (dr_analyze_innermost): Update comment,
4915 skip evolution analysis if analyzing a basic block.
4916 (dr_analyze_indices): Likewise.
4917 (initialize_data_dependence_relation): Skip the test whether the
4918 object is invariant for basic blocks.
4919 (compute_all_dependences): Skip dependence analysis for data
4920 references in basic blocks.
4921 (find_data_references_in_stmt): Don't fail in case of invariant
4922 access in basic block.
4923 (find_data_references_in_bb): New function.
4924 (find_data_references_in_loop): Move code to
4925 find_data_references_in_bb and add a call to it.
4926 (compute_data_dependences_for_bb): New function.
4927 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
4928 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
4930 (vect_analyze_data_ref_dependence): Check for interleaving in case of
4931 unknown dependence in basic block and fail in case of dependence in
4933 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
4934 dependence instances from either loop or basic block vectorization
4936 (vect_compute_data_ref_alignment): Check if it is loop vectorization
4937 before calling nested_in_vect_loop_p.
4938 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
4939 dependence instances from either loop or basic block vectorization
4941 (vect_verify_datarefs_alignment): Likewise.
4942 (vect_enhance_data_refs_alignment): Adjust function calls.
4943 (vect_analyze_data_refs_alignment): Likewise.
4944 (vect_analyze_group_access): Fix printing. Skip different checks if
4945 DR_STEP is 0. Keep strided stores either in loop or basic block
4946 vectorization data structure. Fix indentation.
4947 (vect_analyze_data_ref_access): Fix comments, allow zero step in
4949 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
4950 dependence instances from either loop or basic block vectorization
4952 (vect_analyze_data_refs): Update comment. Call
4953 compute_data_dependences_for_bb to analyze basic blocks.
4954 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
4955 case of loop vectorization. In case of basic block vectorization use
4956 data-ref itself as a base.
4957 (vect_create_data_ref_ptr): In case of basic block vectorization:
4958 don't advance the pointer, add new statements before the current
4959 statement. Adjust function calls.
4960 (vect_supportable_dr_alignment): Support only aligned accesses in
4961 basic block vectorization.
4962 * common.opt (ftree-slp-vectorize): New flag.
4963 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
4964 (vect_pattern_recog_1): Likewise.
4965 * tree-vect-stmts.c (process_use): Likewise.
4966 (vect_init_vector): Add new statements in the beginning of the basic
4967 block in case of basic block SLP.
4968 (vect_get_vec_def_for_operand): Adjust function calls.
4969 (vect_finish_stmt_generation): Likewise.
4970 (vectorizable_call): Add assert that it is loop vectorization, adjust
4972 (vectorizable_conversion, vectorizable_assignment): Likewise.
4973 (vectorizable_operation): In case of basic block SLP, take
4974 vectorization factor from statement's type and skip the relevance
4975 check. Adjust function calls.
4976 (vectorizable_type_demotion): Add assert that it is loop
4977 vectorization, adjust function calls.
4978 (vectorizable_type_promotion): Likewise.
4979 (vectorizable_store): Check for outer loop only in case of loop
4980 vectorization. Adjust function calls. For basic blocks, skip the
4981 relevance check and don't advance pointers.
4982 (vectorizable_load): Likewise.
4983 (vectorizable_condition): Add assert that it is loop vectorization,
4984 adjust function calls.
4985 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
4986 that it is not reduction, get vector type, call only supported
4987 functions, skip loop specific parts.
4988 (vect_transform_stmt): Check for outer loop only in case of loop
4990 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4991 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4992 for external definition.
4993 * passes.c (pass_slp_vectorize): New pass.
4994 * tree-vect-slp.c (find_bb_location): New function.
4995 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4996 check for patterns only in loops.
4997 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4998 case of multiple types in basic block SLP.
4999 (vect_mark_slp_stmts_relevant): New function.
5000 (vect_supported_load_permutation_p): Fix comment.
5001 (vect_analyze_slp_instance): Add argument. In case of basic block
5002 SLP, take vectorization factor from statement's type, check that
5003 unrolling factor is 1. Adjust function call. Save SLP instance in
5004 either loop or basic block vectorization structure. Return FALSE,
5006 (vect_analyze_slp): Add argument. Get strided stores groups from
5007 either loop or basic block vectorization structure. Return FALSE
5008 if basic block SLP failed.
5009 (new_bb_vec_info): New function.
5010 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5011 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5012 (vect_schedule_slp): Add argument. Get SLP instances from either
5013 loop or basic block vectorization structure. Set vectorization factor
5014 to be 1 for basic block SLP.
5015 (vect_slp_transform_bb): New function.
5016 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5018 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5020 * final.c (shorten_branches): Do not align labels for jump tables.
5021 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5023 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5025 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5026 Remove outdated reference to flow.c and fix nits.
5027 * doc/gccint.texi: Tweak RTL description.
5028 * doc/rtl.texi: Likewise.
5030 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5032 * config/avr/avr.c: Change my email address.
5033 * config/avr/avr.h: Likewise.
5034 * config/avr/avr.md: Likewise.
5035 * config/avr/avr-protos.h: Likewise.
5036 * config/avr/libgcc.S: Likewise.
5038 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5040 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5041 (spu_split_load, spu_split_store): Change return type to int.
5042 (spu_split_convert): Declare.
5043 * config/spu/predicates.md (spu_mem_operand): Remove.
5044 (spu_mov_operand): Update.
5045 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5046 * config/spu/spu.c (regno_aligned_for_load): Remove.
5047 (reg_aligned_for_addr, spu_expand_load): Define.
5048 (spu_expand_extv): Reimplement and handle MEM.
5049 (spu_expand_insv): Handle MEM.
5050 (spu_sched_reorder): Handle insn's with length 0.
5051 (spu_legitimate_address_p): Reimplement.
5052 (store_with_one_insn_p): Return TRUE for any mode with size
5053 larger than 16 bytes.
5054 (address_needs_split): Define.
5055 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5057 (spu_convert_move): Define.
5058 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5059 (spu_split_store): Change all MEM's to TImode.
5060 (spu_init_expanders): Preallocate registers that correspond to
5061 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5063 (spu_split_convert): Define.
5064 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5065 (_move<mode>, _movdi, _movti): Update predicate and condition.
5066 (load, store): Change to define_split.
5067 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5069 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5070 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5071 define_insn_and_split of lshr<mode>3.
5072 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5073 (<v>ashr<mode>3_imm): Define.
5074 (extv, extzv, insv): Allow MEM operands.
5075 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5076 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5077 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5078 (_spu_convert2): Change to define_insn_and_split and remove the
5079 corresponding define_peephole2.
5080 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5081 Change predicates to memory_operand.
5083 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5085 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5087 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5089 PR tree-optimization/40219
5090 * tree.c (iterative_hash_expr): Make sure the builtin function is
5091 a normal builtin function and not a front end or back end builtin
5092 before indexing into the built_in_decls array.
5094 2009-05-22 Richard Guenther <rguenther@suse.de>
5097 * alias.c (write_dependence_p): Do not use TBAA for answering
5098 anti-dependence or output-dependence.
5099 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5100 (emit_pointer_definition): Remove.
5101 (emit_alias_warning): Likewise.
5102 (find_what_var_points_to): Remove TBAA pruning code.
5103 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5105 (compute_points_to_sets): Remove code computing the set of
5106 dereferenced pointers.
5107 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5108 oracle for querying anti and output dependencies.
5109 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5110 if TBAA may be applied.
5111 (refs_anti_dependent_p): New function.
5112 (refs_output_dependent_p): Likewise.
5113 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5114 (refs_output_dependent_p): Likewise.
5115 * doc/tree-ssa.texi (Memory model): New section.
5116 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5117 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5118 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5119 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5120 * expr.c (expand_expr_real_1): Likewise.
5121 * gimple-low.c (lower_stmt): Likewise.
5122 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5123 (dump_gimple_cdt): Remove.
5124 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5125 (gimple_size): Likewise.
5126 (walk_gimple_op): Likewise.
5127 (is_gimple_stmt): Likewise.
5128 (walk_stmt_load_store_addr_ops): Likewise.
5129 (gimple_build_cdt): Remove.
5130 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5131 * gimple.h (gimple_cdt_new_type): Remove.
5132 (gimple_cdt_new_type_ptr): Likewise.
5133 (gimple_cdt_set_new_type): Likewise.
5134 (gimple_cdt_location): Likewise.
5135 (gimple_cdt_location_ptr): Likewise.
5136 (gimple_cdt_set_location): Likewise.
5137 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5138 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5139 GIMPLE_CHANGE_DYNAMIC_TYPE.
5140 (verify_types_in_gimple_stmt): Likewise.
5141 * tree-inline.c (estimate_num_insns): Likewise.
5142 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5143 (copy_decl_to_var): Likewise.
5144 (copy_result_decl_to_var): Likewise.
5145 * tree-pretty-print.c (dump_generic_node): Do not handle
5146 CHANGE_DYNAMIC_TYPE_EXPR.
5147 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5148 * tree-ssa-operands.c (get_expr_operands): Likewise.
5149 * tree-ssa-structalias.c (struct variable_info): Remove
5150 no_tbaa_pruning member.
5151 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5152 (unify_nodes): Do not copy it.
5153 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5154 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5155 (set_uids_in_ptset): Do not check it.
5156 (find_what_var_points_to): Likewise.
5157 (compute_tbaa_pruning): Remove.
5158 (compute_points_to_sets): Do not call it.
5159 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5160 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5161 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5162 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5163 (DECL_NO_TBAA_P): Likewise.
5164 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5165 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5166 (expand_omp_atomic_pipeline): Do not set it.
5167 * print-tree.c (print_node): Do not dump it.
5168 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5171 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5174 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5177 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5179 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5182 2009-05-22 Ben Elliston <bje@au.ibm.com>
5184 * Makefile.in (bversion.h, s-bversion): New targets.
5185 (TOPLEV_H): Add bversion.h.
5186 * toplev.h: Include "bversion.h".
5187 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5188 the __format__ attribute only if compiling with the same version
5189 of GCC as the sources (the "build version").
5191 2009-05-22 Ben Elliston <bje@au.ibm.com>
5193 * c-format.c (handle_format_attribute): Fix comment typo.
5195 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5198 * config/ia64/ia64.opt (mfused-madd): New.
5199 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5200 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5201 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5202 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5203 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5204 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5205 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5206 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5207 instruction if !TARGET_FUSED_MADD.
5208 (fpma, fpms): Remove colon from name.
5210 2009-05-22 Richard Guenther <rguenther@suse.de>
5212 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5213 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5214 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5216 (create_expression_by_pieces): Only convert if necessary.
5217 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5218 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5220 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5222 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5223 regular pattern from a template and rename it ...
5224 (*extzv_truncsi_exts): ... to this.
5226 2009-05-21 Richard Guenther <rguenther@suse.de>
5228 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5229 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5230 (cgraph_default_inline_p): Likewise.
5231 (cgraph_decide_inlining_incrementally): Likewise.
5233 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5234 Uros Bizjak <ubizjak@gmail.com>
5236 * config/i386/cpuid.h (bit_MOVBE): New.
5238 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5240 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5241 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5242 (ix86_handle_option): Handle OPT_mmovbe.
5243 (ix86_target_string): Add -mmovbe.
5244 (pta_flags): Add PTA_MOVBE.
5245 (processor_alias_table): Add PTA_MOVBE to "atom".
5246 (override_options): Handle PTA_MOVBE.
5248 * config/i386/i386.h (TARGET_MOVBE): New.
5250 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5251 (*bswapsi_movbe): New.
5252 (*bswapdi_movbe): Likewise.
5253 (bswapdi2): Renamed to ...
5255 (bswapdi2): New expander.
5257 * config/i386/i386.opt (mmovbe): New.
5259 * doc/invoke.texi: Document -mmovbe.
5261 2009-05-21 Taras Glek <tglek@mozilla.com>
5263 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5264 * gcc-plugin.h (plugin_init): Updated signature.
5265 * gcc-plugin.h (plugin_name_args): Moved to this header.
5266 * doc/plugins.texi (plugin_init): Updated documention to reflect
5268 * doc/plugins.texi (plugin_name_args): Added to documention.
5270 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5272 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5273 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5275 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5277 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5278 JUMP_TABLE_DATA_P predicates where applicable.
5279 * config/i386/predicates.md: Ditto.
5280 * config/i386/sse.md: Ditto.
5282 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5284 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5285 operand2 -128 override length_immediate attribute to 1.
5286 * config/i386/predicates.md (constm128_operand): New predicate.
5288 * config/i386/i386.c (memory_address_length): Handle %r12
5289 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5291 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5292 mode look through optional ZERO_EXTEND and SUBREG.
5293 * config/i386/i386.md (R12_REG): New define_constant.
5294 (prefix_data16): For sse unit set also for MODE_TI insns.
5295 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5296 insns set if operand 1 is ext_QIreg_operand.
5297 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5298 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5300 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5301 mode from MODE_DI to MODE_SI.
5302 (movdi_1_rex64): Override modrm and length_immediate attributes
5303 only for movabs (TYPE_IMOV, alternative 2).
5304 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5305 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5306 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5307 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5308 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5309 prefix_rex attribute if DImode.
5310 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5311 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5312 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5313 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5314 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5315 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5316 Likewise. For TYPE_IMOV clear length_immediate attribute.
5317 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5318 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5319 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5320 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5321 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5322 or one operand TYPE_ISHIFT.
5323 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5324 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5325 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5326 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5327 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5328 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5329 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5330 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5331 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5332 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5333 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5334 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5335 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5336 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5337 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5338 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5339 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5340 set mode attribute, don't override length attribute.
5341 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5343 (return_internal_long): Set length attribute to 2 instead of 1.
5344 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5345 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5346 prefix_rex attribute.
5347 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5349 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5351 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5353 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5355 2009-05-20 Ian Lance Taylor <iant@google.com>
5357 * tree.c (build_tree_list_vec_stat): New function.
5358 (ctor_to_vec): New function.
5359 (build_nt_call_vec): New function.
5360 (build_call_array): Change args to be a const pointer.
5361 (build_call_vec): New function.
5362 * tree.h (build_nt_call_vec): Declare.
5363 (build_tree_list_vec_stat): Declare.
5364 (build_tree_list_vec): Define.
5365 (build_call_array): Update declaration.
5366 (build_call_vec): Declare.
5367 (ctor_to_vec): Declare.
5368 * c-common.c (tree_vector_cache): New static variable.
5369 (make_tree_vector): New function.
5370 (release_tree_vector): New function.
5371 (make_tree_vector_single): New function.
5372 (make_tree_vector_copy): New function.
5373 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5374 (make_tree_vector_single, make_tree_vector_copy): Declare.
5375 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5376 (c_parser_expr_list): Don't manage cache here, instead call
5378 (c_parser_release_expr_list): Remove static function.
5379 (c_parser_vec_to_tree_list): Remove static function.
5380 (c_parser_attributes): Call build_tree_list_vec instead of
5381 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5382 c_parser_release_expr_list.
5383 (c_parser_postfix_expression_after_primary): Likewise.
5384 (c_parser_objc_keywordexpr): Likewise.
5386 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5388 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5389 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5390 TARGET_CONVERT_TO_TYPE.
5391 * hooks.c (hook_tree_const_tree_null): Define.
5392 * hooks.h (hook_tree_const_tree_null): Declare.
5393 * target.h (struct gcc_target): Add invalid_parameter_type,
5394 invalid_return_type, promoted_type, and convert_to_type fields.
5395 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5396 (TARGET_INVALID_RETURN_TYPE): Define.
5397 (TARGET_PROMOTED_TYPE): Define.
5398 (TARGET_CONVERT_TO_TYPE): Define.
5399 (TARGET_INITIALIZER): Update for new fields.
5400 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5401 (grokparms): Check targetm.invalid_parameter_type.
5402 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5403 * c-convert.c (convert): Check targetm.convert_to_type.
5405 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5407 * config/mips/mips.md (*extenddi_truncate<mode>,
5408 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5410 (*extendhi_truncateqi): New define_insn_and_sptit.
5412 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5415 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5416 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5418 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5420 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5421 the operand of VIEW_CONVERT_EXPR.
5423 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5425 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5426 extended family and model for Intel processors. Support Intel Atom.
5428 2009-05-20 Olivier Hainque <hainque@adacore.com>
5430 * gstab.h (stab_code_type): Define, to be used instead of the
5431 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5433 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5434 occurrences by stab_code_type.
5435 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5437 2009-05-20 Martin Jambor <mjambor@suse.cz>
5439 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5440 (sra_insert_before): Likewise.
5441 (sra_insert_after): Likewise.
5442 (sra_init_cache): Likewise.
5443 (sra_type_can_be_decomposed_p): Likewise.
5444 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5445 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5446 (sra_insert_before): Likewise.
5447 (sra_insert_after): Likewise.
5448 (sra_init_cache): Likewise.
5449 (insert_edge_copies_seq): Made static and moved upwards.
5451 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5454 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5456 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5457 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5460 2009-05-20 Richard Guenther <rguenther@suse.de>
5462 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5463 with mismatched comparison modes.
5465 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5467 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5468 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5469 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5470 with shifts for Thumb2.
5471 (orsi_notsi): New for orn.
5472 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5473 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5474 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5475 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5476 Don't invert remainder for IOR.
5478 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5480 PR tree-optimization/40087
5481 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5482 number_of_iterations_ne): Rename never_infinite argument.
5483 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5484 number_of_iterations_le): Handle pointer-type ivs when
5485 exit_must_be_taken is false.
5486 (number_of_iterations_cond): Do not always assume that
5487 exit_must_be_taken if the control variable is a pointer.
5489 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5491 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5492 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5494 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5496 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5497 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5499 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5502 * c.opt (Wlogical-op): Disabled by default.
5503 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5505 * doc/invoke.texi (Wlogical-op): Likewise.
5507 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5509 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5511 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5512 Propagate the type of the first operand.
5513 <ASSERT_EXPR>: Simplify.
5514 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5515 Rewrite using the RHS code as discriminant.
5516 <NOP_EXPR>: Turn into CASE_CONVERT.
5517 <PLUS_EXPR>: Propagate the type of the first operand.
5519 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5521 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5522 (ia64_dconst_0_375): New.
5523 * config/ia64/ia64.c (ia64_override_options): Remove
5524 -minline-sqrt-min-latency warning.
5525 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5526 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5527 * config/ia64/ia64.md (*sqrt_approx): Remove.
5528 (sqrtsf2): Remove #if 0.
5529 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5530 (sqrtdf): Remove assert.
5531 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5532 (sqrtxf2): Remove #if 0.
5533 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5534 * div.md (sqrt_approx_rf): New.
5535 (sqrtsf2_internal_thr): New implementation.
5536 (sqrtsf2_internal_lat): New.
5537 (sqrtdf2_internal_thr: New implementation.
5538 (sqrtxf2_internal): New implementation.
5540 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5541 Hans-Peter Nilsson <hp@axis.com>
5543 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5544 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5545 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5546 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5547 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5548 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5549 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5550 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5551 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5552 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5553 * c-common.c: ...from here.
5555 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5557 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5559 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5561 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5563 2009-05-19 Ben Elliston <bje@au.ibm.com>
5565 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5566 assignments with memcpy calls.
5567 (add_fdes): Likewise.
5568 (binary_search_unencoded_fdes): Likewise.
5569 (linear_search_fdes): Eliminate type puns.
5571 2009-05-19 Richard Guenther <rguenther@suse.de>
5573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5574 not falsely claim to have propagated into all uses.
5576 2009-05-19 Ben Elliston <bje@au.ibm.com>
5578 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5581 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5583 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5584 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5585 (TARGET_LEGITIMATE_ADDRESS_P): New.
5586 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5587 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5589 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5592 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5593 child of the containing namespace's DIE.
5595 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5597 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5598 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5599 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5602 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5605 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5606 gen_align with gen_pad.
5607 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5608 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5610 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5611 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5613 * config/i386/i386.md (align): Renamed to ...
5614 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5615 ASM_OUTPUT_MAX_SKIP_PAD.
5617 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5619 * config.gcc: Fix variable syntax.
5622 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5623 before calling exact_log2.
5624 (output_iorsi3): Likewise.
5625 (output_xorsi3): Likewise.
5627 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5629 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5630 for the none zero constant operand except for EQ and NE
5631 comprisons even when the first operand is R0.
5633 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5635 * config/s390/2064.md: Remove trailing whitespaces.
5636 * config/s390/2084.md: Likewise.
5637 * config/s390/constraints.md: Likewise.
5638 * config/s390/fixdfdi.h: Likewise.
5639 * config/s390/libgcc-glibc.ver: Likewise.
5640 * config/s390/s390-modes.def: Likewise.
5641 * config/s390/s390-protos.h: Likewise.
5642 * config/s390/s390.c: Likewise.
5643 * config/s390/s390.h: Likewise.
5644 * config/s390/s390.md: Likewise.
5645 * config/s390/tpf-unwind.h: Likewise.
5647 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5649 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5651 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5654 * configure.ac (m68k-*-*): Check if binutils support TLS.
5655 * configure: Regenerate.
5656 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5657 * config/m68k/constraints.md (Cu): New constraint.
5658 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5659 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5660 (movsi): Handle TLS symbols.
5661 (addsi3_5200): Handle XTLS symbols, indent.
5662 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5663 (m68k_tls_reference_p): Declare.
5664 (m68k_legitimize_address): Declare.
5665 (m68k_unwrap_symbol): Declare.
5666 * config/m68k/m68k.opt (mxtls): New option.
5667 * config/m68k/m68k.c (ggc.h): Include.
5668 (m68k_output_dwarf_dtprel): Implement hook.
5669 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5670 (m68k_expand_prologue): Load GOT pointer when function needs it.
5671 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5672 (m68k_legitimate_constant_address_p): Same.
5673 (m68k_decompose_address): Handle TLS references.
5674 (m68k_get_gp): New static function.
5675 (enum m68k_reloc): New contants.
5676 (TLS_RELOC_P): New macro.
5677 (m68k_wrap_symbol): New static function.
5678 (m68k_unwrap_symbol): New function.
5679 (m68k_final_prescan_insn_1): New static function.
5680 (m68k_final_prescan_insn): New function.
5681 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5683 (legitimize_pic_address): Handle TLS references..
5684 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5685 (m68k_libcall_value_in_a0_p)
5686 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5687 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5688 (m68k_legitimize_tls_address): Handle TLS references.
5689 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5691 (m68k_legitimize_address): Handle TLS symbols.
5692 (m68k_get_reloc_decoration): New static function.
5693 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5695 (m68k_output_dwarf_dtprel): Implement hook.
5696 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5697 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5698 m68k_call_* routines.
5699 (sched_attr_op_type): Handle TLS symbols.
5700 (gt-m68k.h): Include.
5701 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5702 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5704 2009-05-18 Martin Jambor <mjambor@suse.cz>
5706 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5707 (visit_store_addr_for_mod_analysis): New function.
5708 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5709 (determine_cst_member_ptr): Use gimple_assign_single_p.
5710 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5711 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5712 operands. Don't check number of operands of a NOP_EXPR.
5714 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5716 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5718 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5721 * c-common.c (warn_logical_operator): Don't warn if one of
5722 expression isn't always true or false.
5724 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5726 * config/i386/biarch32.h: New file.
5727 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5729 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5731 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5732 *zero_extend<mode>_truncqi): Merge these into ...
5733 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5734 Name the pattern following this as *zero_extendhi_truncqi.
5736 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5739 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5740 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5741 (output_info): Make field HOST_WIDEST_INT.
5742 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5743 (dump_bitmat_statistics): Same.
5745 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5747 * config.gcc (use_gcc_stdint): Set to wrap.
5748 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5749 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5750 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5751 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5752 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5753 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5754 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5755 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5757 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5759 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5761 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5762 Move definitions earlier.
5763 (OPT_ARCH64, OPT_ARCH32): Define.
5764 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5767 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5770 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5773 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5775 * arm.md (movdi2): Copy non-reg values to DImode registers.
5777 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5780 * final.c (label_to_max_skip): New function.
5781 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5782 CODE_LABEL_NUMBER <= max_labelno.
5783 * output.h (label_to_max_skip): New prototype.
5784 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5785 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5786 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5787 Handle CODE_LABELs with >= 16 byte alignment or with
5788 max_skip == (1 << align) - 1.
5789 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5790 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5793 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5794 .p2align 3 if MAX_SKIP is smaller than 7.
5795 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5797 2009-05-15 Ian Lance Taylor <iant@google.com>
5799 * alias.c (struct alias_set_entry_d): Rename from struct
5800 alias_set_entry. Change all uses.
5801 * except.c (struct call_site_record_d): Rename from struct
5802 call_site_record. Change all uses.
5803 * except.h (struct eh_region_d): Rename from struct eh_region.
5805 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5807 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
5808 ivtype_map_elt. Change all uses.
5809 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
5811 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
5812 * graphite.h (struct name_tree_d): Rename from struct name_tree.
5814 (struct sese_d): Rename from struct sese. Change all uses.
5815 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
5816 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
5817 * optabs.h (struct optab_d): Rename from struct optab. Change all
5819 (struct convert_optab_d): Rename from struct convert_optab.
5821 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
5822 ipa_opt_pass. Change all uses.
5823 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
5826 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
5827 defined as a typedef.
5828 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
5831 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5834 * fold-const.c (make_range,build_range_check,merge_ranges): Move
5836 (merge_ranges): Returns bool.
5837 * tree.h (make_range): .. to here.
5838 (build_range_check): Likewise.
5839 (merge_ranges): Likewise. Renamed from merge_ranges.
5840 * c-typeck.c (parser_build_binary_op): Update calls to
5841 warn_logical_operator.
5842 * c-common.c (warn_logical_operator): Add new warning.
5843 * c-common.h (warn_logical_operator): Update declaration.
5845 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5847 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
5849 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5851 * doc/install.texi: Document MPC requirements, flags etc.
5853 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
5854 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
5855 Evaluate constant arguments.
5856 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
5857 (fold_builtin_1): Likewise, also evaluate constant arguments.
5858 Remove superfluous break.
5859 (do_mpc_ckconv): New.
5860 * real.h: Include mpc.h.
5861 * toplev.c (print_version): Output MPC version info if available.
5863 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5865 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
5867 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
5869 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
5872 2009-05-15 Jan Hubicka <jh@suse.cz>
5874 * doc/invoke.texi (max-early-inliner-iterations): New flag.
5875 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
5876 (try_inline): Fix return value.
5877 (cgraph_decide_inlining_incrementally): Honor new value.
5878 (cgraph_early_inlining): Handle indirect inlining.
5879 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
5881 2009-05-15 Jan Hubicka <jh@suse.cz>
5883 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
5884 * cgraphunit.c (cgraph_finalize_function): Set it.
5885 (cgraph_expand_function): Use it.
5887 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5889 * real.c (encode_ieee_half): Define.
5890 (decode_ieee_half): Define.
5891 (ieee_half_format): Define.
5892 (arm_half_format): Define.
5893 * real.h (ieee_half_format): Declare.
5894 (arm_half_format): Declare.
5896 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5898 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
5899 swapped, and reversed optabs exist before trying to use them.
5901 2009-05-15 Paul Brook <paul@codesourcery.com>
5902 Sandra Loosemore <sandra@codesourcery.com>
5904 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
5905 loads. Allow PRE_DEC.
5906 (output_move_neon): Handle PRE_DEC.
5907 (arm_print_operand): Add 'A' for neon structure loads.
5908 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
5909 * config/arm/neon.md (neon_mov): Update comment.
5910 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
5912 (Um): New constraint.
5914 2009-05-15 Jan Hubicka <jh@suse.cz>
5916 Revert the following patch until testsuite fallout is fixed:
5917 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5918 * cgraph.h (struct inline_summary): New filed self_wize,
5919 size_inlining_benefit, self_time and time_inlining_benefit.
5920 (struct cgraph_global_info): Replace insns by time ans size fields.
5921 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5922 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5923 (ipcp_update_callgraph): Do not touch function bodies.
5924 * ipa-inline.c: Include except.h
5925 (MAX_TIME): New constant.
5926 (overall_insns): Remove
5927 (overall_size, max_benefit): New static variables.
5928 (cgraph_estimate_time_after_inlining): New function.
5929 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5930 (cgraph_clone_inlined_nodes): Update size.
5931 (cgraph_mark_inline_edge): Update size.
5932 (cgraph_estimate_growth): Use size info.
5933 (cgraph_check_inline_limits): Check size.
5934 (cgraph_default_inline_p): Likewise.
5935 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5936 (cgraph_decide_recursive_inlining): Check size.
5937 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5939 (cgraph_decide_inlining): Likewise.
5940 (cgraph_decide_inlining_incrementally): Likewise; honor
5941 PARAM_EARLY_INLINING_INSNS.
5942 (likely_eliminated_by_inlining_p): New predicate.
5943 (estimate_function_body_sizes): New function.
5944 (compute_inline_parameters): Use it.
5945 * except.c (must_not_throw_labels): New function.
5946 * except.h (must_not_throw_labels): Declare.
5947 * tree-inline.c (init_inline_once): Kill inlining_weigths
5948 * tree-ssa-structalias.c: Avoid uninitialized warning.
5949 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5950 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5951 (PARAM_INLINE_CALL_COST): Remove.
5952 (PARAM_EARLY_INLINING_INSNS): New.
5954 2009-05-15 Richard Guenther <rguenther@suse.de>
5956 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
5957 not TODO_update_ssa.
5959 2009-05-15 Richard Guenther <rguenther@suse.de>
5961 PR tree-optimization/39999
5962 * gimple.h (gimple_expr_type): Use the expression type looking
5963 through useless conversions.
5964 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
5965 (vn_nary_op_insert_stmt): Likewise.
5966 (simplify_binary_expression): Likewise.
5968 2009-05-15 Richard Guenther <rguenther@suse.de>
5970 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5971 New options, enabled by default.
5972 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5974 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5975 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5976 * tree-ssa-structalias.c (gate_tree_pta): New function.
5977 (pass_build_alias): Use it.
5979 2009-05-15 Joseph Myers <joseph@codesourcery.com>
5981 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
5982 recurse on an invariant address if a conversion from a pointer
5983 type to a wider integer type is involved.
5985 2009-05-15 Jan Hubicka <jh@suse.cz>
5987 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5988 * cgraph.h (struct inline_summary): New filed self_wize,
5989 size_inlining_benefit, self_time and time_inlining_benefit.
5990 (struct cgraph_global_info): Replace insns by time ans size fields.
5991 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5992 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5993 (ipcp_update_callgraph): Do not touch function bodies.
5994 * ipa-inline.c: Include except.h
5995 (MAX_TIME): New constant.
5996 (overall_insns): Remove
5997 (overall_size, max_benefit): New static variables.
5998 (cgraph_estimate_time_after_inlining): New function.
5999 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6000 (cgraph_clone_inlined_nodes): Update size.
6001 (cgraph_mark_inline_edge): Update size.
6002 (cgraph_estimate_growth): Use size info.
6003 (cgraph_check_inline_limits): Check size.
6004 (cgraph_default_inline_p): Likewise.
6005 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6006 (cgraph_decide_recursive_inlining): Check size.
6007 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6009 (cgraph_decide_inlining): Likewise.
6010 (cgraph_decide_inlining_incrementally): Likewise; honor
6011 PARAM_EARLY_INLINING_INSNS.
6012 (likely_eliminated_by_inlining_p): New predicate.
6013 (estimate_function_body_sizes): New function.
6014 (compute_inline_parameters): Use it.
6015 * except.c (must_not_throw_labels): New function.
6016 * except.h (must_not_throw_labels): Declare.
6017 * tree-inline.c (init_inline_once): Kill inlining_weigths
6018 * tree-ssa-structalias.c: Avoid uninitialized warning.
6019 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6020 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6021 (PARAM_INLINE_CALL_COST): Remove.
6022 (PARAM_EARLY_INLINING_INSNS): New.
6023 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6024 (inline-call-cost): Remove.
6025 (early-inlining-insns): New.
6027 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6029 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6031 (print_int_cst_bounds_in_octal_p): Likewise.
6032 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6034 * dwarf2out.c (base_type_die): Likewise.
6035 (is_subrange_type): Delete.
6036 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6037 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6038 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6039 if the destination type is boolean.
6040 (build_range_check): Do not special-case subtypes.
6041 (fold_sign_changed_comparison): Likewise.
6042 (fold_unary): Likewise.
6043 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6044 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6045 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6046 * tree.c (subrange_type_for_debug_p): New predicate based on the
6047 former is_subrange_type.
6048 * tree.h (subrange_type_for_debug_p): Declare.
6049 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6050 (convert_affine_scev): Remove call to above function.
6051 (chrec_convert_aggressive): Likewise.
6052 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6053 false for conversions involving subtypes.
6054 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6055 (vrp_val_min): Likewise.
6056 (needs_overflow_infinity): Likewise.
6057 (extract_range_from_unary_expr): Likewise.
6059 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6061 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6062 * config/frv/frv.c: Likewise.
6063 * config/s390/s390.c: Likewise.
6064 * config/sparc/sparc.h: Likewise.
6065 * config/i386/i386.h: Likewise.
6066 * config/i386/i386.c: Likewise.
6067 * config/crx/crx.c: Likewise.
6068 * config/m68hc11/m68hc11.h: Likewise.
6069 * config/iq2000/iq2000.c: Likewise.
6070 * config/mn10300/mn10300.h: Likewise.
6071 * config/mn10300/mn10300.c: Likewise.
6072 * config/m68k/m68k.c: Likewise.
6073 * config/rs6000/rs6000.c: Likewise.
6074 * config/rs6000/xcoff.h: Likewise.
6075 * config/rs6000/linux64.h: Likewise.
6076 * config/rs6000/sysv4.h: Likewise.
6077 * config/score/score3.c: Likewise.
6078 * config/score/score7.c: Likewise.
6079 * config/score/score.c: Likewise.
6080 * config/arm/arm.md: Likewise.
6081 * config/mips/mips.c: Likewise.
6082 * config/mips/mips.md: Likewise.
6083 * config/bfin/bfin.h: Likewise.
6084 * config/pa/pa.c: Likewise.
6085 * config/pa/constraints.md: Likewise.
6087 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6088 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6089 * config/pdp11/pdp11.h: Use memory_address_p instead.
6091 2009-05-14 Ian Lance Taylor <iant@google.com>
6093 * passes.c (finish_optimization_passes): Change i to int.
6094 * plugin.c (plugins_active_p): Change event to int.
6095 (dump_active_plugins): Likewise.
6096 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6098 * tree.c (tree_range_check_failed): Change c to unsigned int.
6099 (omp_clause_range_check_failed): Likewise.
6100 (build_common_builtin_nodes): Change mode to int. Add cast.
6101 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6102 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6104 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6105 ++ or -- with a variable of enum type.
6107 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6110 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6112 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6114 * store-motion.c: Do not include params.h
6115 * Makefile.in: Fix dependencies for various files.
6117 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6119 * auto-inc-dec.c: Fix pass description, remove apparent
6120 accidental duplication.
6122 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6125 * ipa-utils.h (memory_identifier_string): Moved to ...
6126 * tree.h (memory_identifier_string): Here. Add GTY(()).
6128 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6130 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6131 in the former documentation of...
6132 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6133 * ira-conflicts.c (get_dup_num): Use address_operand.
6134 * targhooks.c (default_legitimate_address_p): New.
6135 * targhooks.h (default_legitimate_address_p): New.
6136 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6138 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6139 * target.h (struct target): Add legitimate_address_p.
6140 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6141 (TARGET_INITIALIZER): Include it.
6143 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6144 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6145 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6146 (TARGET_LEGITIMATE_ADDRESS_P): New.
6148 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6149 (REG_OK_STRICT_P): Delete.
6150 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6151 (frv_legitimate_address_p_1): ... this.
6152 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6153 (frv_legitimate_address_p_1): ... the renamed old
6154 frv_legitimate_address_p.
6155 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6156 (TARGET_LEGITIMATE_ADDRESS_P): New.
6158 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6159 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6160 * config/s390/s390.c (legitimate_address_p): Rename to...
6161 (s390_legitimate_address_p): ... this, make static.
6162 (legitimize_address): Adjust call.
6163 (TARGET_LEGITIMATE_ADDRESS_P): New.
6164 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6166 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6167 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6168 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6169 (TARGET_LEGITIMATE_ADDRESS_P): New.
6171 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6172 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6173 * config/spu/spu.c (spu_legitimate_address): Rename to...
6174 (spu_legitimate_address_p): ... this, make static.
6175 (TARGET_LEGITIMATE_ADDRESS_P): New.
6177 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6178 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6179 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6180 (sparc_legitimate_address_p): ... this, make static and return bool.
6181 (legitimize_address): Adjust call.
6182 (TARGET_LEGITIMATE_ADDRESS_P): New.
6184 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6185 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6186 * config/i386/i386.c (legitimate_address_p): Rename to...
6187 (ix86_legitimate_address_p): ... this, make static.
6188 (constant_address_p): Move after it, adjust call.
6189 (TARGET_LEGITIMATE_ADDRESS_P): New.
6191 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6192 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6193 * config/avr/avr.c (legitimate_address_p): Rename to...
6194 (avr_legitimate_address_p): ... this, make static.
6195 (legitimize_address): Adjust call.
6196 (TARGET_LEGITIMATE_ADDRESS_P): New.
6198 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6199 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6200 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6201 (TARGET_LEGITIMATE_ADDRESS_P): New.
6203 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6204 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6205 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6206 (TARGET_LEGITIMATE_ADDRESS_P): New.
6208 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6209 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6211 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6213 (TARGET_LEGITIMATE_ADDRESS_P): New.
6215 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6216 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6218 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6220 (m68hc11_legitimate_address_p): ... this, make static.
6221 (go_if_legitimate_address_internal): Rename to...
6222 (m68hc11_legitimate_address_p_1): ... this.
6223 (legitimize_address): Adjust call.
6224 (TARGET_LEGITIMATE_ADDRESS_P): New.
6226 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6227 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6228 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6229 (TARGET_LEGITIMATE_ADDRESS_P): New.
6231 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6232 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6233 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6234 (mn10300_legitimate_address_p): ... this, make static.
6235 (TARGET_LEGITIMATE_ADDRESS_P): New.
6237 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6238 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6239 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6240 (TARGET_LEGITIMATE_ADDRESS_P): New.
6242 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6243 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6244 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6245 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6246 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6247 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6248 (rs6000_legitimate_address_p): ... this, make static.
6249 (TARGET_LEGITIMATE_ADDRESS_P): New.
6250 (REG_MODE_OK_FOR_BASE_P): Delete.
6251 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6253 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6254 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6256 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6257 static, adjust types.
6258 (TARGET_LEGITIMATE_ADDRESS_P): New.
6260 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6261 * config/score/score.c (score_address_p): Rename to...
6262 (score_legitimate_address_p): ... this.
6263 (TARGET_LEGITIMATE_ADDRESS_P): New.
6264 * config/score/score3.c (score3_address_p): Rename to...
6265 (score3_legitimate_address_p): ... this.
6266 * config/score/score7.c (score7_address_p): Rename to...
6267 (score7_legitimate_address_p): ... this.
6269 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6270 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6271 GO_IF_LEGITIMATE_ADDRESS): Delete.
6272 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6273 thumb2_legitimate_address_p): Delete.
6274 (arm_legitimate_address_p): Rename to...
6275 (arm_legitimate_address_outer_p): ... this.
6276 * config/arm/constraints.md ("Uq"): Adjust call.
6277 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6278 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6280 (arm_legitimate_address_outer_p): ... this.
6281 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6283 (TARGET_LEGITIMATE_ADDRESS_P): New.
6285 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6286 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6287 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6288 (TARGET_LEGITIMATE_ADDRESS_P): New.
6290 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6291 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6292 * config/vax/vax.c (legitimate_address_p): Rename to...
6293 (vax_legitimate_address_p): ... this, make static.
6294 (TARGET_LEGITIMATE_ADDRESS_P): New.
6296 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6297 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6298 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6299 (TARGET_LEGITIMATE_ADDRESS_P): New.
6301 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6302 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6303 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6304 (mmix_legitimate_address_p): ... this, make static.
6305 (TARGET_LEGITIMATE_ADDRESS_P): New.
6307 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6308 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6309 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6310 (TARGET_LEGITIMATE_ADDRESS_P): New.
6312 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6314 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6315 of MODE_COMPLEX_INT.
6317 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6319 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6320 LCT_NORMAL in function call.
6321 * mips-tdump.c (print_file_desc): Add cast to enum type.
6322 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6323 (mark_stabs): Add casts to enum types.
6324 (parse_stabs_common): Add casts to enum types.
6326 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6328 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6329 Check for invalid values of LETTER.
6331 2009-05-13 Taras Glek <tglek@mozilla.com>
6333 * attribs.c (register_attribute): moved out attribute registration
6334 into register_attribute.
6335 * doc/plugins.texi: Documented register_attribute and
6337 * gcc-plugin.h: Added forward decl for register_attribute.
6338 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6339 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6340 PLUGIN_ATTRIBUTES boilerplate.
6342 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6344 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6345 values even in sentinel and empty entries.
6346 (ms_printf_flag_specs): Likewise.
6347 (ms_scanf_flag_specs): Likewise.
6348 (ms_strftime_flag_specs): Likewise.
6349 (ms_print_char_table): Likewise.
6350 (ms_scan_char_table): Likewise.
6351 (ms_time_char_table): Likewise.
6353 2009-05-13 Doug Kwan <dougkwan@google.com>
6355 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6357 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6359 * config/mips/mips.md (store): Add attributes for QI and HI.
6361 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6362 (truncdi<mode>2): ... this new pattern.
6364 2009-05-13 Brad Hards <bradh@kde.org>
6366 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6368 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6369 Ben Elliston <bje@au.ibm.com>
6372 * dse.c (check_mem_read_rtx): Guard against width == -1.
6374 2009-05-13 Michael Matz <matz@suse.de>
6377 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6378 (trivially_conflicts_p): New function.
6379 (insert_backedge_copies): Use it.
6381 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6383 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6384 (handle_stdc_pragma): Use new enum constant names.
6385 (handle_pragma_float_const_decimal64): Ditto.
6387 2009-05-13 Ian Lance Taylor <iant@google.com>
6389 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6392 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6394 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6395 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6397 * config/m68k/m68k.h (FL_UCLINUX): Define.
6399 2009-05-13 Jan Hubicka <jh@suse.cz>
6401 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6403 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6405 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6406 unless -fschedule-insns is specified.
6408 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6411 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6412 TARGET_EXPAND_CBRANCHDI4.
6413 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6414 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6415 (cmpeqdi): Fix comment.
6417 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6419 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6420 (sh_legitimate_address_p): Likewise.
6421 * config/sh/sh.c (sh_legitimate_index_p): New.
6422 (sh_legitimate_address_p): Likewise.
6423 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6424 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6425 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6426 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6427 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6428 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6429 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6430 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6431 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6433 2009-05-12 Jan Hubicka <jh@suse.cz>
6435 * tree-inline.c (estimate_operator_cost): Add operands;
6436 when division happens by constant, it is cheap.
6437 (estimate_num_insns): Loads and stores are not having cost of 0;
6438 EH magic stuff is cheap; when computing runtime cost of switch,
6439 use log2 base of amount of its cases; builtin_expect has cost of 0;
6440 compute cost for moving return value of call.
6441 (init_inline_once): Initialize time_based flags.
6442 * tree-inline.h (eni_weights_d): Add time_based flag.
6444 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6446 * df-core.c: Update head documentation.
6448 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6451 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6452 shadowing exisiting variable op1.
6454 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6457 * config/i386/driver-i386.c (processor_signatures): New enum.
6458 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6459 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6460 processor signature to detect geode processor.
6462 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6466 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6468 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6469 causes spurious differences between trunk and cond-optab branch.
6471 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6473 * dojump.c (compare_from_rtx): Delete.
6474 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6475 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6476 if the comparison does not satisfy the predicate; test predicates for
6477 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6478 further if one existing pattern fails.
6479 * expr.h (compare_from_rtx): Delete.
6480 (prepare_operand): Declare it.
6481 * optabs.c: Change "lib call" to "libcall" throughout.
6482 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6483 HAVE_conditional_trap, emit_cmp_insn): Delete.
6484 (can_compare_p): Delete cmp_optab case.
6485 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6486 Accept other parameters by value.
6487 (prepare_operand): Make non-static.
6488 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6489 other parameters by value. Try to widen operands here based on
6490 an optab_methods argument and looking at cbranch_optab.
6491 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6492 loop. Use cbranch_optab directly.
6493 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6494 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6496 (emit_conditional_move, emit_conditional_add): Inline what's needed
6497 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6498 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6499 with COMPARE. Move cmov_optab and cstore_optab above
6500 with cbranch_optab, move cmp_optab down with ucmp_optab,
6501 remove tst_otpab. Do not initialize trap_rtx.
6502 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6503 for trap code. Do not check HAVE_conditional_trap. Use
6504 prepare_cmp_insn. Accept no predicate for operand 3.
6505 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6506 (OTI_ctrap, ctrap_optab): New.
6507 (tst_optab): Delete.
6508 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6509 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6510 with lookup of ctrap_optab.
6511 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6515 * combine.c (combine_simplify_rtx, simplify_set): Do not
6516 special case comparing against zero for cc0 machines.
6517 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6518 COMPARE on cc0 machines.
6519 (simplify_relational_operation): Return a new expression when
6520 a COMPARE could be removed.
6521 * final.c (final_scan_insn): Compare cc_status values
6522 against LHS of a (compare FOO (const_int 0)) cc0 source.
6523 Also check if cc_status.value is the full compare.
6525 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6526 (cstoreMM4): Document.
6527 (conditional_trap): Document ctrapMM4 instead.
6528 (sync_compare_and_swapMM): Refer to cbranchcc4.
6529 (Dependent Patterns): Eliminate obsolete information referring to
6530 the old jump optimization phase.
6531 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6532 of compares with 0 on cc0 machines.
6533 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6534 avoiding references to cc0. Remove text about storing operands
6536 * doc/tm.texi (Condition Codes): Include blurb on different
6537 condition code representations, separate into subsections for
6538 CC0, MODE_CC and conditional execution.
6540 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6541 alpha_emit_setcc): Accept operands and a machine mode.
6542 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6543 Get code/op0/op1 from operands, use machine mode argument
6544 instead of alpha_compare.fp_p. Emit the branch here.
6545 (alpha_emit_setcc): Likewise, and return boolean.
6546 (alpha_emit_conditional_move): Likewise. Assert that
6547 cmp_op_mode == cmp_mode, and simplify accordingly.
6548 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6549 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6550 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6552 (stack probe test): Use cbranchdi4.
6553 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6555 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6556 * config/arc/arc.h (movsicc, movsfcc): Use it.
6557 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6558 (cbranchsi4, cstoresi4): New.
6559 (cmpsi, bCC and sCC expanders): Remove.
6561 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6562 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6563 * config/arm/predicates.md (arm_comparison_operator): Only include
6564 floating-point operators if there is a hardware floating-point unit.
6565 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6566 deferring to cbranch_cc and cstore_cc respectively.
6567 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6568 cbranch_cc, cstore_cc): New.
6569 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6571 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6573 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6574 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6576 (adjust_insn_length): Adjust calls.
6577 (avr_reorg): Handle (compare (foo) (const_int 0)).
6578 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6579 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6580 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6581 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6583 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6584 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6586 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6587 (cbranchsi4, cstorebi4, cstoresi4): New.
6588 (movbisi): This insn is duplicate, split it to zero_extend.
6589 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6590 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6591 (bfin_optimize_loop): Use cbranch expander.
6592 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6593 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6594 (bfin_bimode_comparison_operator): ... this.
6595 (bfin_direct_comparison_operator): New.
6597 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6598 inside (compare FOO (const_int 0)).
6599 (cris_rtx_costs): Handle ZERO_EXTRACT.
6600 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6601 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6602 (*tstdi_v32): Delete.
6603 (*cmpdi_non_v32): Add M alternative for operand 1.
6604 (cmpsi, cmp<mode>): Make private.
6605 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6607 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6609 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6610 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6611 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6612 (cc_reg_operand): New.
6614 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6615 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6616 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6617 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6618 crx_expand_scond): Delete.
6620 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6622 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6623 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6625 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6626 cstoresi4, cstoresf4, cstoredf4): New.
6627 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6628 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6629 Receive the entire operands array.
6630 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6631 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6632 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6633 Get test/op0/op1 from the operands array.
6634 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6636 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6637 (h8300_expand_store): New.
6638 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6640 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6641 (h8300_expand_store): New.
6642 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6643 or do not try to produce (set (cc0) REG).
6644 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6645 change a compare into a move to a scratch register. Disable some
6646 peepholes when comparing with zero.
6647 (tstsi, tsthi, tstsi, cmpqi): Make private.
6650 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6653 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6654 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6655 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6656 (ix86_emit_i387_log1p): Use cbranchxf2.
6657 (ix86_expand_setcc): Return void.
6658 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6659 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6660 cmp<MODEF>, cmpcc): Remove.
6661 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6662 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6663 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6664 (sCC and bCC expanders): Remove.
6665 (stack_protect_test): Use cbranchcc4.
6667 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6669 (ia64_expand_compare): Accept three rtx by reference and return void.
6670 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6671 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6672 from *expr. Update *expr with the BImode comparison to do.
6673 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6674 cmptf, bCC, sCC, conditional_trap): Delete.
6675 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6676 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6677 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6678 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6679 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6681 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6682 type of last argument.
6683 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6684 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6685 use machine mode argument instead of branch_type. Remove dead
6686 code for floating-point comparisons.
6687 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6688 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6690 (cbranchsi4, cstoresi4): New.
6691 * config/iq2000/predicates.md (reg_or_const_operand): New.
6693 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6694 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6695 (b<code>_op): Rewrite to...
6696 (bcc_op): ... this, using match_operator.
6697 (s<code>_op): Rewrite to...
6698 (scc_op): ... this, using match_operator.
6699 (s<code>_24_op): Rewrite to...
6700 (scc_op_24): ... this, using match_operator.
6701 (s<code>_<mode>): Rewrite to...
6702 (cstore<mode>4): ... this, using match_operator.
6703 (s<code>_<mode>_24): Rewrite to...
6704 (cstore<mode>4_24): ... this, using match_operator.
6705 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6706 m32c_unpend_compare, m32c_expand_scc): Delete.
6707 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6708 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6709 (m32c_expand_movcc): Change NE to EQ if necessary.
6710 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6712 * config/m32r/m32r-protos.h (gen_cond_store): New.
6713 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6714 (gen_cond_store): New, from sCC patterns.
6715 (m32r_expand_block_move): Use cbranchsi4.
6716 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6717 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6718 (cbranchsi4, cstoresi4): New.
6720 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6722 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6723 (m68hc11_notice_update_cc): Look into a compare with 0.
6724 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6726 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6727 cmphi, cmpqi, bCC): Delete.
6728 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6729 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6730 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6733 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6734 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6735 * config/m68k/constraints.md (H): New.
6736 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6737 the define_insn below.
6738 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6739 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6740 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6741 patterns): Wrap RHS with COMPARE.
6742 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6743 (*cmpdi_internal): Name this pattern.
6744 (cmpdi): Change to define_insn.
6745 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6746 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6747 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6749 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6750 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6751 (conditional_trap): Change to...
6752 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6753 (*conditional_trap): Use the ordered_comparison_operator and
6754 const1_operand predicates.
6755 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6756 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6757 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6758 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6760 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6761 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6762 (mcore_gen_compare): New.
6763 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6764 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6765 (mcore_gen_compare): ... this.
6766 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6767 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6768 (stack probe pattern): Use cbranchsi4.
6770 * config/mips/predicates.md (mips_cstore_operator): New.
6771 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6772 * config/mips/mips.md (any_cond): Delete.
6773 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6775 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6776 fixuns_truncsfdi2): Use cbranch patterns.
6777 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6778 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6779 Adjust call to mips_expand_conditional_branch.
6780 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6782 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6783 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6784 * config/mips/mips.c (cmp_operands): Delete.
6785 (mips_emit_compare): Get comparison operands from *op0/*op1.
6786 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6787 that it succeeds. Use op0/op1 instead of cmp_operands.
6788 (mips_expand_conditional_branch, mips_expand_conditional_move,
6789 mips_expand_conditional_trap): Likewise.
6790 (mips_block_move_loop): Use cbranch patterns.
6791 * config/mips/mips.h (cmp_operands): Delete.
6793 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6794 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6795 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6796 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6797 (*cmpcc_folded): Rename to...
6798 (*cmpdi_folded): this.
6799 (*cmpcc): Rename to...
6801 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6804 (cbranchdf4): New. Handle invalid comparisons here.
6805 * config/mmix/predicates.md (float_comparison_operator): New.
6807 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
6808 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
6809 * config/mn10300/mn10300.md (tst): Delete.
6810 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
6811 Name these patterns and wrap RHS in a compare.
6812 (*cmpsi): Make this pattern private. Include tst.
6813 (*cmpsf): Make this pattern private.
6814 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
6815 (compare with zero peepholes): Likewise.
6817 (cbranchsi4, cbranchsf4): New.
6818 (casesi): Use cbranchsi4.
6820 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
6821 hppa_branch_type): Delete.
6822 (return_addr_rtx): Use cbranchsi4.
6823 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
6824 Emit CCFPmode comparison here.
6825 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
6826 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
6827 hppa_branch_type): Delete.
6828 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
6829 (movsicc, movdicc): Remove references to hppa_compare_op0,
6830 hppa_compare_op1 and compare_from_rtx.
6831 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
6832 (casesi): Use cbranchsi4.
6834 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
6835 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
6836 * config/pdp11/pdp11.md (register_or_const0_operand): New.
6837 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
6838 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
6840 (cbranchdf4, cbranchhi4, cbranchqi4): New.
6841 (*branch, *branch_inverted): New.
6843 * config/picochip/picochip.md (cbranchhi4): Use
6844 ordered_comparison_operator.
6845 (cmphi, bCC): Remove.
6847 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
6848 (trap_comparison_operator): Delete.
6849 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
6850 rs6000_emit_cbranch): Accept mode and operands.
6851 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
6852 rs6000_compare_fp_p): Delete.
6853 (rs6000_generate_compare): Accept mode and comparison. Extract code
6854 and op0/op1 from there. Replace references to rs6000_compare_op0
6855 and rs6000_compare_op1.
6856 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
6857 extract result from passed operands.
6858 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
6859 extract loc from passed operands.
6860 (rs6000_emit_cmove): Likewise.
6861 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
6862 rs6000_compare_fp_p): Delete.
6863 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
6864 (cbranch<GPR>4, cbranch<FP>4): New.
6865 (cstore<mode>4): New. Consolidate here all choices about when to use
6866 portable or specialized sCC sequences.
6867 (stack_protect_test): Use cbranchsi4.
6868 (conditional_trap): Replace with ctrap<GPR>4.
6869 (conditional trap insn): Replace trap_comparison_operator with
6870 ordered_comparison_operator.
6872 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
6873 (s390_emit_prologue): Use ctrap.
6874 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
6875 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
6876 New predicates replacing...
6877 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
6878 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
6879 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
6880 (add<mode>cc): Do not use s390_compare_op0/op1.
6881 (s<code>): Change to...
6882 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
6884 (cstorecc4): ... this. Handle EQ or NE equally.
6885 (*sne): Un-privatize for use in cstorecc4.
6886 (b<code>): Change to...
6887 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
6888 (conditional_trap): Replace with...
6889 (ctrap<GPR>4, ctrap<FP>4): ... these.
6890 (stack_protect): Use cbranchcc4.
6892 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
6893 * config/score/score-protos.h (score_gen_cmp): Delete.
6894 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
6895 (score_block_move-loop): Use cbranchsi4.
6896 * config/score/score.md (cbranchsi4): New.
6897 (cmpsi, bCC): Delete.
6898 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
6899 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6900 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
6901 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6902 * config/score/score3.h (score3_gen_cmp): Delete.
6903 * config/score/score7.h (score7_gen_cmp): Delete.
6905 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
6906 (sh_emit_scc_to_t): ... this. Return void.
6907 (from_compare): Rename to...
6908 (sh_emit_compare_and_branch): ... this.
6909 (sh_emit_compare_and_set): New.
6910 (sh_expand_t_scc): Accept operands.
6911 * config/sh/predicates.md (sh_float_comparison_operator): New.
6912 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
6913 (prepare_scc_operands): Rename to...
6914 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
6916 (sh_emit_cheap_store_flag): New.
6917 (sh_emit_set_t_insn): New.
6918 (from_compare): Rename to...
6919 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
6920 handling of TARGET_SH2E floating point to avoid recursive call.
6921 Generate branch here.
6922 (sh_emit_compare_and_set): New.
6923 (sh_expand_t_scc): Get op0/op1 from arguments.
6924 (sh_emit_cheap_store_flag): New.
6925 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
6927 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
6928 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
6929 (movsicc, movdicc): Do nothing when it recreated operands from
6930 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
6931 prepare_scc_operands (now sh_emit_scc_to_t).
6932 (udivdi3): Use cstoresi4.
6933 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
6934 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
6935 (cbranchint4_media, cbranchfp4_media): New.
6936 (casesi): Use cbranchdi4.
6937 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
6939 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
6940 (movnegt): Remove second operand.
6941 (cbranchsf4, cbranchdf4): New.
6942 (stack_protect): Use cbranchdi4/cbranchsi4.
6944 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
6945 (gen_compare_reg): Accept comparison, extract part of it to...
6946 (gen_compare_reg_1): ... this.
6947 (gen_compare_operator): Delete.
6948 (gen_v9_scc): Accept separate destination, comparison code and arms.
6949 Do not use sparc_compare_op0/sparc_compare_op1.
6950 (emit_scc_insn, emit_conditional_branch_insn): New.
6951 (emit_v9_brxx): Make static. Remove useless assertion.
6952 (sparc_emit_float_lib_cmp): Return RTL instead of calling
6954 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
6955 * config/sparc/sparc-protos.h (gen_compare_reg,
6956 sparc_emit_float_lib_cmp): Adjust prototype.
6957 (emit_scc_insn, emit_conditional_branch_insn): New.
6958 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
6959 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
6960 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
6961 iterators to the top.
6962 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
6963 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
6964 snedi_special_trunc): Delete.
6965 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
6966 and snedi_special_trunc.
6967 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
6968 cbranchdi4, cbranch<F:mode>4): New.
6969 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
6970 here. Use gen_compare_reg instead of gen_compare_operator.
6971 (conditional_trap): Replace with...
6972 (ctrapsi4, ctrapdi4): ... this.
6973 (stack_protect_test): Use cbranchcc4.
6975 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6977 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6978 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
6979 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
6980 from operands[0] or operands[3] depending on is_set.
6981 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
6982 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
6983 cmpdf, bCC), sCC: Remove.
6984 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
6985 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
6987 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6988 spu_emit_branch_or_set.
6990 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6992 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6993 xstormy16_compare_op1): Delete.
6994 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6995 xstormy16_compare_op1): Delete.
6996 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6998 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6999 (cmphi, cmpsi, bCC): Remove.
7001 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7002 (*cmpsi): ... this one.
7003 (cbranchsi4, cstoresi4): New.
7004 (bCC expanders): Delete.
7005 (sCC insns): Fold into...
7006 (*setcc): ... this one.
7007 (casesi): Do not use gen_cmpsi and gen_bgtu.
7008 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7009 (movsicc): Simplify.
7010 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7012 * config/vax/vax-protos.h (cond_name): New.
7013 (vax_output_conditional_branch): Remove.
7014 * config/vax/vax.c (cond_name): New.
7015 (vax_output_conditional_branch): Remove.
7016 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7017 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7018 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7019 (bit<VAXint>): Wrap source with (compare).
7020 (b<code> and following unnamed pattern): Rename to *branch and
7021 *branch_reversed. Change macroization to match_operator.
7022 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7024 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7025 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7026 Change last argument to machine_mode.
7027 (xtensa_expand_scc): Add machine_mode argument.
7028 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7029 (gen_conditional_move, xtensa_expand_conditional_branch,
7030 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7031 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7032 Adjust operand numbers.
7033 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7035 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7036 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7037 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7039 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7041 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7042 causes spurious differences between trunk and cond-optab branch.
7044 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7047 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7049 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7051 * tree.c (iterative_hash_pointer): Delete.
7052 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7053 Hash UIDs and versions of SSA names. Don't special-case built-in
7054 function declarations.
7056 2009-05-11 Ian Lance Taylor <iant@google.com>
7059 * graphite.c: Force -Wc++-compat to only be a warning before
7060 #including "cloog/cloog.h".
7062 2009-05-11 Martin Jambor <mjambor@suse.cz>
7064 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7066 2009-05-11 Jan Hubicka <jh@suse.cz>
7068 * tree-ssa-loop-ivcanon.c: Include target.h
7069 (struct loop_size): new structure.
7070 (constant_after_peeling): New predicate.
7071 (tree_estimate_loop_size): New function.
7072 (estimated_unrolled_size): Rewrite for new estimates.
7073 (try_unroll_loop_completely): Use new estimates.
7074 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7076 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7078 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7079 libcpp interface change.
7080 (spu_macro_to_expand): Likewise.
7082 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7084 PR tree-optimization/40026
7085 * gimplify.c (gimplify_init_constructor): Change initial conditional
7086 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7087 optimize_compound_literals_in_ctor.
7089 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7091 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7093 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7095 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7097 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7098 HOST_WIDE_INT for gap.
7100 2009-05-11 Ira Rosen <irar@il.ibm.com>
7102 PR tree-optimization/40074
7103 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7104 account in group size and step comparison.
7106 2009-05-11 Richard Guenther <rguenther@suse.de>
7108 * passes.c (init_optimization_passes): Strip now incorrect comment.
7109 (execute_function_todo): Do not set PROP_alias.
7110 * tree-pass.h (PROP_alias): Remove.
7111 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7112 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7113 * tree-nrv.c (pass_return_slot): Likewise.
7114 * tree-object-size.c (pass_object_sizes): Likewise.
7115 * tree-ssa-dom.c (pass_dominator): Likewise.
7116 (pass_phi_only_cprop): Likewise.
7117 * tree-ssa-dse.c (pass_dse): Likewise.
7118 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7119 (pass_cselim): Likewise.
7120 * tree-ssa-pre.c (pass_pre): Likewise.
7121 (pass_fre): Likewise.
7122 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7123 * tree-ssa-sink.c (pass_sink_code): Likewise.
7124 * tree-stdarg.c (pass_stdarg): Likewise.
7125 * tree-tailcall.c (pass_tail_calls): Likewise.
7126 * tree-vrp.c (pass_vrp): Likewise.
7128 2009-05-10 Ian Lance Taylor <iant@google.com>
7130 * basic-block.h (enum profile_status): Break out of struct
7132 * cgraph.h (struct inline_summary): Break out of struct
7134 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7135 of struct cgraph_order_sort.
7136 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7137 * cse.c (struct branch_path): Break out of struct
7138 cse_basic_block_data.
7139 * except.h (enum eh_region_type): Break out of struct eh_region.
7140 * gcc.c (enum add_del): Break out of struct modify_target.
7141 * genrecog.c (enum decision_type): Break out of struct decision_test.
7142 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7144 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7145 * regmove.c (enum match_use): New enum, broken out of struct match.
7146 * sched-int.h (enum post_call_group): New enum, broken out of
7148 (struct deps_reg): Break out of struct deps.
7149 * target.h (struct asm_int_op): Break out of struct gcc_target.
7150 * tree-eh.c (struct goto_queue_node): Break out of struct
7152 * tree-inline.h (enum copy_body_cge_which): Break out of
7154 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7156 * c-decl.c (in_struct, struct_types): New static variables.
7157 (pushtag): Add loc parameter. Change all callers.
7158 (lookup_tag): Add ploc parameter. Change all callers.
7159 (check_compound_literal_type): New function.
7160 (parser_xref_tag): Add loc parameter. Change all callers. If
7161 -Wc++-compat, warn about struct/union/enum types defined within a
7163 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7164 and loc parameters. Change all callers. Change error calls to
7165 error_at, using loc. For a redefinition, if the location of the
7166 original definition is known, report it. Set in_struct and
7167 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7168 (finish_struct): Add new parameters enclosing_in_struct and
7169 enclosing_struct_types. Change all callers. Set
7170 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7171 in the struct. If in a struct, add this struct to struct_types.
7172 (start_enum): Add loc parameter. Change all callers. Use
7173 error_at for errors, using loc. For a redefinition, if the
7174 location of the original definition is known, report it. If in a
7175 struct, add this enum type to struct_types. If -Wc++-compat warn
7176 if in sizeof, typeof, or alignof.
7177 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7178 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7179 (c_parser_enum_specifier): Get enum location for start_enum.
7180 (c_parser_struct_or_union_specifier): Get struct location for
7181 start_struct. Save in_struct and struct_types status between
7182 start_struct and finish_struct.
7183 (c_parser_cast_expression): Get location of cast.
7184 (c_parser_alignof_expression): Get location of type.
7185 (c_parser_postfix_expression): Likewise.
7186 (c_parser_postfix_expression_after_paren_type): Add type_loc
7187 parameter. Change all callers. Call check_compound_literal_type.
7188 Use type_loc for error about variable size type.
7189 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7190 of an enum constant from an enum type defined in a struct or union.
7191 (c_cast_expr): Add loc parameter. Change all callers. If
7192 -Wc++-compat, warn about defining a type in a cast.
7193 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7194 (start_enum, start_struct, finish_struct): Update declarations.
7195 (parser_xref_tag, c_cast_expr): Update declarations.
7196 (check_compound_literal_type): Declare.
7198 2009-05-11 Ben Elliston <bje@au.ibm.com>
7200 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7201 for recent libcpp interface change.
7202 (rs6000_macro_to_expand): Likewise.
7204 2009-05-10 Michael Matz <matz@suse.de>
7207 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7208 not at entry of function.
7210 2009-05-10 Richard Guenther <rguenther@suse.de>
7212 PR tree-optimization/40081
7214 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7215 using the main variant of the element type. Do not fiddle with
7216 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7218 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7219 structs with volatile fields.
7221 2009-05-10 Jan Hubicka <jh@suse.cz>
7223 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7224 (estimate_move_cost): Assert that it does not get called for
7226 (estimate_num_insns): Skip VOID types in argument handling.
7227 (optimize_inline_calls): Delete unreachable blocks and verify that
7230 2009-05-10 Jan Hubicka <jh@suse.cz>
7232 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7233 * cgraph.c (cgraph_mark_address_taken_node): New function.
7234 (dump_cgraph_node): Dump new flag.
7235 * cgraph.h (struct cgraph_node): Add address_taken.
7236 (cgraph_mark_address_taken_node): New function.
7237 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7238 since new direct calls can be born.
7240 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7242 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7245 2009-05-10 Jan Hubicka <jh@suse.cz>
7248 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7250 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7251 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7252 * tree-inline.c (copy_bb): Set frequency correctly.
7253 (fold_marked_statements): Update call to
7254 cgraph_update_edges_for_call_stmt.
7256 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7258 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7259 identifiers in diagnostics.
7260 * config/arm/arm.c (arm_handle_fndecl_attribute,
7261 arm_handle_isr_attribute): Likewise.
7262 * config/avr/avr.c (avr_handle_progmem_attribute,
7263 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7264 * config/bfin/bfin.c (handle_int_attribute,
7265 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7266 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7267 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7269 * config/darwin.c (darwin_handle_kext_attribute,
7270 darwin_handle_weak_import_attribute): Likewise.
7271 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7272 h8300_handle_eightbit_data_attribute,
7273 h8300_handle_tiny_data_attribute): Likewise.
7274 * config/i386/i386.c (ix86_handle_cconv_attribute,
7275 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7276 * config/i386/winnt.c (ix86_handle_shared_attribute,
7277 ix86_handle_selectany_attribute): Likewise.
7278 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7279 * config/m32c/m32c.c (function_vector_handler): Likewise.
7280 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7281 m68hc11_handle_fntype_attribute): Likewise.
7282 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7283 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7284 * config/mips/mips.c (mips_insert_attributes,
7285 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7286 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7287 rs6000_handle_struct_attribute): Likewise.
7288 * config/sh/sh.c (sh_insert_attributes,
7289 sh_handle_resbank_handler_attribute,
7290 sh_handle_interrupt_handler_attribute,
7291 sh2a_handle_function_vector_handler_attribute,
7292 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7294 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7295 * config/spu/spu.c (spu_handle_fndecl_attribute,
7296 spu_handle_vector_attribute): Likewise.
7297 * config/stormy16/stormy16.c
7298 (xstormy16_handle_interrupt_attribute): Likewise.
7299 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7300 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7302 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7304 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7305 (pp_translate_identifiers): New.
7306 (pp_identifier): Only conditionally translate identifier to locale
7308 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7309 (pp_base_tree_identifier): Only conditionally translate identifier
7310 to locale character set.
7311 * c-pretty-print.c (M_): Define.
7312 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7313 fragments for conditional translation with M_.
7314 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7315 identifier translation.
7317 2009-05-10 Richard Guenther <rguenther@suse.de>
7319 PR tree-optimization/40081
7320 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7321 using the main variant of the element type. Do not fiddle with
7322 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7324 2009-05-09 Jan Hubicka <jh@suse.cz>
7327 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7328 indirect calls; verify cgraph afterwards.
7330 2009-05-09 Jan Hubicka <jh@suse.cz>
7333 * ipa.c (update_inlined_to_pointer): New function.
7334 (cgraph_remove_unreachable_nodes): Use it.
7336 2009-05-09 Jan Hubicka <jh@suse.cz>
7338 * tree-eh.c (struct leh_state): Remove prev_try.
7339 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7341 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7342 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7343 remove_eh_handler_and_replace, foreach_reachable_handler,
7344 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7345 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7346 (gen_eh_region_cleanup): Update prototype.
7348 2009-05-09 Jan Hubicka <jh@suse.cz>
7351 * except.c (copy_eh_region): Always set prev_try.
7352 (redirect_eh_edge_to_label): Find outer try.
7353 (foreach_reachable_handler): When looking for prev try
7354 handle case where previous try is not going to be taken.
7356 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7358 PR tree-optimization/40049
7359 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7360 only vector/vector shifts, convert the type of the constant to the
7361 appropriate type to avoid building incorrect trees, which
7362 eventually have problems with garbage collection.
7364 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7366 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7367 -1 for complex floating-point types if honoring signed zeros.
7369 2009-05-08 Jan Hubicka <jh@suse.cz>
7371 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7372 argument; handle correctly when profile is absent.
7373 (build_cgraph_edges): Update.
7374 (rebuild_cgraph_edges): Update.
7375 * cgraph.c: Do not include varray.h.
7376 (cgraph_set_call_stmt_including_clones): New function.
7377 (cgraph_create_edge_including_clones): Likewise
7378 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7379 (cgraph_update_edges_for_call_stmt): Handle clones.
7380 (cgraph_remove_node): Handle clone tree.
7381 (cgraph_remove_node_and_inline_clones): New function.
7382 (dump_cgraph_node): Dump clone tree.
7383 (cgraph_clone_node): Handle clone tree.
7384 (clone_function_name): Bring here from tree-inline.c.
7385 (cgraph_create_virtual_clone): New function.
7386 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7387 (cgraph_clone_info): New function.
7388 (strut cgraph_node): Add clone_info and new clone tree pointers.
7389 (cgraph_remove_node_and_inline_clones,
7390 cgraph_set_call_stmt_including_clones,
7391 cgraph_create_edge_including_clones,
7392 cgraph_create_virtual_clone): Declare.
7393 (cgraph_function_versioning): Use VEC argument.
7394 (compute_call_stmt_bb_frequency): Update prototype.
7395 (cgraph_materialize_all_clones): New function.
7396 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7397 (ipcp_create_replace_map): Update to VECtors.
7398 (ipcp_update_callgraph): Use virtual clones.
7399 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7400 (ipcp_update_profiling): Do not update local profiling.
7401 (ipcp_insert_stage): Use VECtors and virtual clones.
7402 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7403 (clone_of_p): New function.
7404 (cgraph_preserve_function_body_p): Use clone tree.
7405 (cgraph_optimize): Materialize clones.
7406 (cgraph_function_versioning): Update for VECtors.
7407 (save_inline_function_body): Use clone tree.
7408 (cgraph_materialize_clone): New function.
7409 (cgraph_materialize_all_clones): Likewise.
7410 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7411 * ipa.c: Include gimple.h.
7412 (cgraph_remove_unreachable_nodes): Use clone tree.
7413 * ipa-prop.c (ipa_note_param_call): Update call to
7414 compute_call_stmt_bb_frequencycall.
7415 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7416 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7417 (copy_bb): Handle updating of clone tree; add new edge when new call
7419 (expand_call_inline): Be strict about every call having edge.
7420 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7421 (delete_unreachable_blocks_update_callgraph): New function.
7422 (tree_function_versioning): Use VECtors; always remove unreachable
7423 blocks and fold conditionals.
7424 * tree-inline.h: Do not include varray.h.
7425 (tree_function_versioning): Remove.
7426 * Makefile.in (GTFILES): Remove tree-inline.c
7427 * passes.c (do_per_function): Do only functions having body.
7428 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7431 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7432 Andrew Morrow <acm@google.com>
7435 * c-common.c (c_common_attribute_table): Permit deprecated
7436 attribute to take an optional argument.
7437 (handle_deprecated_attribute): If the optional argument to
7438 __attribute__((deprecated)) is not a string ignore the attribute
7441 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7442 * c-typeck.c (build_component_ref): Likewise.
7443 (build_external_ref): Likewise.
7445 * toplev.c (warn_deprecated_use): Add an attribute argument.
7446 Emit the message associated with __attribute__((deprecated)).
7448 * toplev.h (warn_deprecated_use): Updated.
7450 * doc/extend.texi: Document new optional parameter to
7451 __attribute__((deprecated))
7453 2009-05-08 Michael Eager <eager@eagercon.com>
7455 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7456 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7458 2009-05-08 Richard Guenther <rguenther@suse.de>
7460 PR tree-optimization/40062
7461 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7462 Avoid exponential behavior.
7464 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7466 PR rtl-optimization/33928
7468 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7469 process_uses, build_single_def_use_links): New.
7470 (update_df): Update use_def_ref.
7471 (forward_propagate_into): Use get_def_for_use instead of use-def
7473 (fwprop_init): Call build_single_def_use_links and let it initialize
7475 (fwprop_done): Free use_def_ref.
7476 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7477 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7478 df_rd_simulate_one_insn): New.
7479 (df_rd_bb_local_compute_process_def): Update head comment.
7480 (df_chain_create_bb): Use the new RD simulation functions.
7481 * df.h (df_rd_simulate_artificial_defs_at_top,
7482 df_rd_simulate_one_insn): New.
7483 * opts.c (decode_options): Enable fwprop at -O1.
7484 * doc/invoke.texi (-fforward-propagate): Document this.
7486 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7489 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7490 and one complex operand specially.
7491 * tree-complex.c (some_nonzerop): Do not identify a real value as
7492 zero if flag_signed_zeros.
7494 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7496 PR rtl-optimization/33928
7497 * loop-invariant.c (record_use): Fix && vs. || mishap.
7499 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7501 PR rtl-optimization/33928
7502 * loop-invariant.c (struct use): Add addr_use_p.
7503 (struct def): Add n_addr_uses.
7504 (struct invariant): Add cheap_address.
7505 (create_new_invariant): Set cheap_address.
7506 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7507 (record_uses): Pass df_ref to record_use.
7508 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7511 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7513 * config/sh/sh.c: Do not include c-pragma.h.
7515 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7517 * config/spu/spu.c: Remove include of c-common.h.
7519 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7522 * c-common.h (mark_valid_location_for_stdc_pragma,
7523 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7524 clear_float_const_decimal64, float_const_decimal64_p): New.
7525 * c.opt (Wunsuffixed-float-constants): New.
7526 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7527 unsuffixed float constant, handle new warning.
7528 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7529 * c-decl.c (c_scope): New flag float_const_decimal64.
7530 (set_float_const_decimal64, clear_float_const_decimal64,
7531 float_const_decimal64_p): New.
7532 (push_scope): Set new flag.
7533 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7534 to use STDC pragmas.
7535 (c_parser_external_declaration): Ditto.
7536 (c_parser_compound_statement_nostart): Ditto.
7537 * c-pragma.c (valid_location_for_stdc_pragma,
7538 mark_valid_location_for_stdc_pragma,
7539 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7540 handle_pragma_float_const_decimal64): New.
7541 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7542 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7543 set_float_const_decimal64, clear_float_const_decimal64,
7544 float_const_decimal64_p): New dummy functions.
7545 * doc/extend.texi (Decimal Float): Remove statement that the
7546 pragma, and suffix for double constants, are not supported.
7547 * doc/invoke.texi (Warning Options): List new option.
7548 (-Wunsuffixed-float-constants): New.
7550 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7552 * config/i386/i386.c: Do not include c-common.h.
7554 2009-05-07 Mark Heffernan <meheff@google.com>
7556 * doc/invoke.texi (Debugging Options): Document change of debugging
7558 * opts.c (decode_options): Make dump_base_name relative to
7559 aux_base_name directory.
7561 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7563 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7564 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7566 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7568 * Makefile.in (install-plugin): Simplify a bit.
7570 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7572 * Makefile.in (OBJS-common): Add regcprop.o.
7574 * timevar.def (TV_CPROP_REGISTERS): New.
7575 * regrename.c (regrename_optimize): Return 0.
7576 (rest_of_handle_regrename): Delete.
7577 (pass_rename_registers): Point to regrename_optimize.
7578 (struct value_data_entry, struct value_data,
7579 kill_value_one_regno, kill_value_regno, kill_value,
7580 set_value_regno, init_value_data, kill_clobbered_value,
7581 kill_set_value, kill_autoinc_value, copy_value,
7582 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7583 replace_oldest_value_reg, replace_oldest_value_addr,
7584 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7585 debug_value_data, validate_value_data): Move...
7586 * regcprop.c: ... here.
7587 (rest_of_handle_cprop): Delete.
7588 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7590 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7593 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7594 GEN_INT for 1 << bitnum.
7595 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7598 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7600 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7601 Remove wrong description of "nand" operation.
7603 2009-05-06 Richard Guenther <rguenther@suse.de>
7604 Adam Nemet <anemet@caviumnetworks.com>
7606 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7607 comment. Add that if LHS is not a gimple register, then RHS1 has
7608 to be a single object (GIMPLE_SINGLE_RHS).
7610 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7612 * expr.c (get_def_for_expr): Move it up in the file.
7613 (store_field): When expanding a bit-field store, look at the
7614 defining gimple stmt for the masking conversion.
7616 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7619 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7620 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7621 32-bit memcpy into long.
7623 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7625 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7626 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7628 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7629 instead of appending DW_OP_deref*.
7631 2009-05-06 Michael Matz <matz@suse.de>
7634 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7635 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7637 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7639 * Makefile.in (install-plugin): Fix srcdir handling.
7641 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7643 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7644 when processing for not_regs_needed bitmap.
7645 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7646 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7647 handling it for rhs.
7649 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7651 * config/i386/i386.md (unnamed inc/dec peephole): Use
7652 optimize_insn_for_size_p instead of optimize_size.
7653 * config/i386/predicates.md (incdec_operand): Likewise.
7654 (aligned_operand): Likewise.
7655 * config/i386/sse.md (divv8sf3): Likewise.
7656 (sqrtv8sf2): Likewise.
7658 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7660 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7662 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7664 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7666 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7667 ssemodesuffixf2c with avxmodesuffixf2c.
7669 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7672 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7674 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7676 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7677 (struct tree_base): Adjust spacing for 8 bit boundaries.
7678 (struct tree_decl_common): Add decl_by_reference_flag bit.
7679 (DECL_BY_REFERENCE): Adjust.
7680 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7681 print DECL_BY_REFERENCE bit.
7682 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7683 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7684 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7685 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7689 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7690 range of the type, but default label is missing, add it with one
7691 of the existing labels instead of adding a new label for it.
7693 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7697 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7699 * Makefile.in (enable_plugin, plugin_includedir): New.
7700 (install): Depend on install-plugin.
7701 (PLUGIN_HEADERS): New.
7702 (install-plugin): New.
7703 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7705 2009-05-05 Richard Guenther <rguenther@suse.de>
7707 PR tree-optimization/40022
7708 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7710 (phivn_valid_p): Fix tuplification error, simplify.
7711 (phiprop_insert_phi): Add dumps.
7712 (propagate_with_phi): Simplify.
7714 2009-05-05 Richard Guenther <rguenther@suse.de>
7717 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7719 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7721 * tree.h (strip_float_extensions): Remove duplicate declaration.
7722 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7723 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7724 block_ultimate_origin): Rearrange the declarations line to match the
7725 comment that indicates the .c file which the functions are defined.
7726 (dwarf2out_*, set_decl_rtl): Add comment.
7727 (get_base_address): Adjust comment.
7728 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7729 declarations line and add comment.
7730 (is_builtin_name): Add blank after function name, for clarity.
7732 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7734 * attribs.c (decl_attributes): Use %qE for identifiers in
7736 * cgraphunit.c (verify_cgraph_node): Translate function names to
7737 locale character set in diagnostics.
7738 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7740 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7741 Document that functions are named in UTF-8.
7742 * expr.c (expand_expr_real_1): Translate function names to locale
7743 character set in diagnostics.
7744 * gimplify.c (omp_notice_variable, omp_is_private,
7745 gimplify_scan_omp_clauses): Use %qE for identifiers in
7747 * langhooks.c (lhd_print_error_function): Translate function names
7748 to locale character set.
7749 * langhooks.h (decl_printable_name): Document that return value is
7750 in internal character set.
7751 * stmt.c: Include pretty-print.h
7752 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7754 (resolve_operand_name_1): Translate named operand name to locale
7756 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7758 * toplev.c (announce_function): Translate function names to locale
7760 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7761 (default_tree_printer): Use pp_identifier or translate identifiers
7762 to locale character set. Mark "<anonymous>" for translation.
7763 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7764 for identifiers in diagnostics.
7765 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7767 * varasm.c (output_constructor): Use %qE for identifiers in
7770 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7772 * configure.ac: use ` ` instead of $()
7773 * configure: Regenerate.
7775 2009-05-05 Ben Elliston <bje@au.ibm.com>
7777 * config/pa/linux-atomic.c: Eliminate conditional include of
7778 errno.h on non-LP64 systems to simplify build requirements.
7780 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7782 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7784 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7785 and pass value to identifier_to_locale.
7786 (warn_variable_length_array): Make name a tree.
7787 (grokdeclarator): Separate diagnostic texts for named and unnamed
7788 declarators. Use %qE for named declarators.
7789 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7791 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7792 identifiers in diagnostics.
7793 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7794 identifier_to_locale. Mark "anonymous" strings for translation.
7796 2009-05-04 Michael Eager <eager@eagercon.com>
7798 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7799 address for DImode/DFmode only if double-precision FP regs.
7801 2009-05-04 Michael Eager <eager@eagercon.com>
7803 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7804 TARGET_SINGLE_FLOAT check.
7806 2009-05-04 Michael Eager <eager@eagercon.com>
7808 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
7810 2009-05-04 Michael Eager <eager@eagercon.com>
7812 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
7813 * config/rs6000/t-xilinx: New
7815 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
7817 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
7818 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
7819 * gcc/explow.c (memory_address): Use target hook.
7820 * gcc/targhooks.c (default_legitimize_address): New.
7821 * gcc/targhooks.h (default_legitimize_address): New.
7822 * gcc/target.h (legitimize_address): New.
7823 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
7824 (TARGET_INITIALIZER): Include it.
7825 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
7827 * config/bfin/bfin-protos.h (legitimize_address): Remove.
7828 * config/bfin/bfin.c (legitimize_address): Remove.
7829 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
7830 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
7832 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
7833 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
7835 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
7836 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
7837 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
7838 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
7839 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
7840 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
7841 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
7842 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
7843 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
7844 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
7845 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
7846 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
7847 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
7848 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
7849 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
7850 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
7851 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
7852 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
7853 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
7854 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
7855 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
7856 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
7857 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
7859 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
7860 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
7861 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
7862 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
7863 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
7864 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
7865 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
7866 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
7867 (thumb_legitimize_address): Delete.
7868 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
7869 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
7870 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
7871 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
7872 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
7873 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
7875 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
7878 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
7879 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
7880 * config/m32r/m32r.c (m32r_legitimize_address): New.
7881 * config/m68k/m68k.c (m68k_legitimize_address): New.
7882 * config/score/score.c (score_legitimize_address): Standardize.
7883 * config/score/score3.c (score3_legitimize_address): Standardize.
7884 * config/score/score3.h (score3_legitimize_address): Adjust.
7885 * config/score/score7.c (score7_legitimize_address): Standardize.
7886 * config/score/score7.h (score7_legitimize_address): Adjust.
7887 * config/sh/sh.c (sh_legitimize_address): New.
7888 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
7890 * gcc/config/s390/s390.c (legitimize_address): Rename to...
7891 (s390_legitimize_address): ... this.
7892 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
7893 (sparc_legitimize_address): ... this.
7894 * gcc/config/i386/i386.c (legitimize_address): Rename to...
7895 (ix86_legitimize_address): ... this.
7896 * gcc/config/avr/avr.c (legitimize_address): Rename to...
7897 (avr_legitimize_address): ... this.
7898 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
7899 (mn10300_legitimize_address): ... this.
7900 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
7901 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
7902 (alpha_expand_mov): Adjust call.
7904 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
7905 * config/spu/spu.c (spu_legitimize_address): Likewise.
7906 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
7907 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
7909 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7911 * intl.c (locale_encoding, locale_utf8): New.
7912 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
7913 * intl.h (locale_encoding, locale_utf8): Declare.
7914 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
7915 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
7917 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
7919 (pp_tree_identifier): Define to call pp_base_tree_identifier.
7920 (pp_base_tree_identifier): Declare as function.
7921 (identifier_to_locale): Declare.
7922 * Makefile.in (pretty-print.o): Update dependencies.
7923 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
7925 2009-05-04 Richard Guenther <rguenther@suse.de>
7928 * builtins.c (fold_builtin_memory_op): Do not decay to element
7929 type if the size matches the whole array.
7931 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7933 * expmed.c (synth_mult): When trying out a shift, pass the result
7936 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7938 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
7939 (shiftsub1_cost): New.
7940 (init_expmed): Compute shiftsub1_cost.
7941 (synth_mult): Optimize multiplications by constants of the form
7942 -(2^^m-1) for some constant positive integer m.
7944 2009-05-03 Richard Guenther <rguenther@suse.de>
7947 * c-typeck.c (array_to_pointer_conversion): Do not built
7948 ADDR_EXPRs of arrays of pointer-to-element type.
7949 * c-gimplify.c (c_gimplify_expr): Revert change fixing
7950 up wrong ADDR_EXPRs after-the-fact.
7951 * c-common.c (strict_aliasing_warning): Strip pointer
7952 conversions for obtaining the original type.
7953 * builtins.c (fold_builtin_memset): Handle array types.
7954 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
7957 2009-05-03 Richard Guenther <rguenther@suse.de>
7960 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
7961 Do not lose casts from array types with unknown extent to array
7962 types with known extent.
7963 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
7964 alias set compatibility.
7966 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7968 * flags.h (extra_warnings): Delete.
7969 * toplev.c (process_options): Handle Wuninitialized here.
7970 * opts.c (extra_warnings): Delete.
7971 (set_Wextra): Delete.
7972 (common_handle_option): -Wextra can be handled automatically.
7973 * c-opts.c (c_common_handle_option): Delete obsolete code.
7974 (c_common_post_options): Simplify comment.
7975 * common.opt (W): Add Var.
7977 (Wuninitialized): Initialize to -1.
7979 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
7980 Richard Guenther <rguenther@suse.de>
7982 * expr.c (get_def_for_expr): New function.
7983 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7984 SSA rather than trees.
7985 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
7986 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7988 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7990 * c-common.c (reswords): Add _Imaginary.
7991 * c-common.c (enum rid): Add RID_IMAGINARY.
7993 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7995 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7996 Patch by Richard Guenther.
7998 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8000 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8001 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8002 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8003 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8004 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8005 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8006 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8007 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8008 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8009 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8010 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8011 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8012 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8013 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8014 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8015 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8016 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8017 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8019 2009-05-02 Richard Guenther <rguenther@suse.de>
8021 PR tree-optimization/39940
8022 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8025 2009-05-02 Richard Guenther <rguenther@suse.de>
8028 * tree-ssa.c (execute_update_addresses_taken): Properly check
8029 if we can mark a variable DECL_GIMPLE_REG_P.
8030 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8031 back to the end of the function.
8032 (is_gimple_reg_type): Remove complex type special casing.
8033 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8036 2009-05-02 Ben Elliston <bje@au.ibm.com>
8038 * doc/collect2.texi (Collect2): Document search path behaviour
8039 when configured with --with-ld.
8041 2009-05-02 Jan Hubicka <jh@suse.cz>
8043 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8044 parameter; update callers.
8045 (coalesce_cost_edge): EH edges are costier because they needs
8046 splitting even if not critical and even more costier when there are
8047 multiple EH predecestors.
8049 2009-05-02 Jan Hubicka <jh@suse.cz>
8051 * except.c (remove_eh_handler_and_replace): Handle updating after
8052 removing TRY blocks.
8054 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8056 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8058 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8060 * varasm.c: Do not include c-pragma.h.
8061 * attribs.c: Do not incude c-common.h.
8063 2009-05-01 Michael Matz <matz@suse.de>
8065 * calls.c (initialize_argument_information): Handle SSA names like
8066 decls with a non MEM_P DECL_RTL.
8068 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8070 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8071 * ipa-utils.c: Likewise.
8072 * ipa-type-escape.c: Likewise.
8073 * cgraphunit.c Do not include c-common.h.
8074 * ipa-pure-const.c: Likewise.
8075 * tree-if-conv.c: Likewise.
8076 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8077 * ipa-struct-reorg.c: Likewise.
8078 * tree-nomudflap.c: Likewise.
8079 * tree-ssa-structalias.c: Likewise.
8081 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8083 * store-motion.c: Many cleanups to make this pass a first-class
8084 citizen instead of an appendix to gcse load motion. Add TODO list
8085 to make this pass faster/cleaner/better.
8087 (struct ls_expr): Post gcse.c-split cleanups.
8088 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8089 "stores" field to "avail_stores".
8090 (pre_ldst_mems): Rename to store_motion_mems.
8091 (pre_ldst_table): Rename to store_motion_mems_table.
8092 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8093 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8094 (ldst_entry): Rename to st_expr_entry, update users.
8095 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8096 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8097 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8099 (first_ls_expr): Rename to first_st_expr, update users.
8100 (next_ls_expr): Rename to next_st_expr, update users.
8101 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8102 fields properly for store motion instead of names inherited from load
8104 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8105 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8108 (ae_kill): Rename to st_kill, update users.
8109 (ae_gen): Rename to st_avloc, update users.
8110 (transp): Rename to st_transp, update users.
8111 (pre_insert_map): Rename to st_insert_map, update users.
8112 (pre_delete_map): Rename to st_delete_map, update users.
8113 (insert_store, build_store_vectors, free_store_memory,
8114 one_store_motion_pass): Update for abovementioned changes.
8116 (gcse_subst_count, gcse_create_count): Remove.
8117 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8118 and "n_stores_created", local variables.
8120 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8123 (regvec, compute_store_table_current_insn): Remove.
8124 (reg_set_info, reg_clear_last_set): Remove.
8125 (compute_store_table): Use DF caches instead of local dataflow
8128 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8130 * c-objc-common.c (c_tree_printer): Print identifiers with
8131 pp_identifier, not pp_string. Mark "({anonymous})" for
8133 * c-pretty-print.c (pp_c_ws_string): New.
8134 (pp_c_cv_qualifier, pp_c_type_specifier,
8135 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8136 pp_c_storage_class_specifier, pp_c_function_specifier,
8137 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8138 pp_c_primary_expression, pp_c_postfix_expression,
8139 pp_c_unary_expression, pp_c_shift_expression,
8140 pp_c_relational_expression, pp_c_equality_expression,
8141 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8142 use pp_string and pp_c_ws_string in place of pp_identifier and
8143 pp_c_identifier for non-identifiers. Mark English strings for
8145 * c-pretty-print.h (pp_c_ws_string): Declare.
8147 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8148 Roland McGrath <roland@redhat.com>
8150 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8151 (ENABLE_LD_BUILDID): New configuration option.
8152 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8153 (LINK_BUILDID_SPEC): New macro.
8154 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8156 * doc/install.texi: Document --enable-linker-build-id option.
8157 * configure: Rebuild.
8158 * config.in: Rebuild.
8160 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8162 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8163 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8164 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8165 MIPS_GP_SAVE_AREA_SIZE.
8166 * config/mips/mips.c (struct mips_frame_info): Update comment
8167 before arg_pointer_offset and hard_frame_pointer_offset.
8168 (mips_compute_frame_info): Update diagram before function: to
8169 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8170 indicate the position of frame_pointer_rtx with -fstack-protector and
8171 to show args_size. Don't allocate cprestore area for leaf functions
8172 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8174 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8176 2009-04-30 Michael Matz <matz@suse.de>
8178 PR tree-optimization/39955
8179 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8181 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8183 * ira.c (setup_cover_and_important_classes): Use safe macro
8184 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8186 * genpreds.c (write_tm_preds_h): Output suitable definition of
8187 REG_CLASS_FOR_CONSTRAINT.
8189 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8191 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8193 * bitmap.c (bitmap_descriptor): Likewise.
8194 * ggc-common.c (loc_descriptor): Likewise.
8195 * varray.c (varray_descriptor): Likewise.
8196 * vec.c (vec_descriptor): Likewise.
8198 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8200 * Makefile.in (dce.o): Add $(EXCEPT_H).
8201 * dce.c: Include except.h and delete redundant vector definitions.
8202 (deletable_insn_p): Return false for non-call insns that can throw
8205 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8207 * gcse.c (ae_gen): Remove.
8208 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8209 and make non-static function to make it available in store-motion.c.
8210 Update call sites with search-and-replace.
8211 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8212 extract_mentioned_regs, extract_mentioned_regs_helper,
8213 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8214 store_killed_in_insn, store_killed_after, store_killed_before,
8215 build_store_vectors, insert_insn_start_basic_block, insert-store,
8216 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8217 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8218 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8219 * store-motion.c: ...new file. Also copy data structures from gcse.c
8220 and clean up to remove parts not used by store motion.
8221 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8222 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8224 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8227 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8228 when optimizing for size.
8230 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8232 * gcse.c (gcse_constant_p): Fix typo in last change.
8234 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8236 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8238 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8240 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8242 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8244 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8245 CONST_HIGH_PART result.
8247 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8249 * config/avr/avr.c (initial_elimination_offset): Rename to
8250 avr_initial_elimination_offset.
8251 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8252 change return type to bool.
8253 (avr_can_eliminate): New function.
8254 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8255 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8256 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8257 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8258 avr_initial_elimination_offset.
8259 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8260 (avr_initial_elimination_offset): Define.
8262 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8263 Steven Bosscher <steven@gcc.gnu.org>
8265 PR rtl-optimization/39938
8266 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8267 * cfgrtl.c: Include insn-attr.h.
8268 (rest_of_pass_free_cfg): New function.
8269 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8270 * resource.c (init_resource_info): Remove call to df_analyze.
8272 2009-04-29 Richard Guenther <rguenther@suse.de>
8275 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8276 allow conversion to signed integers.
8278 2009-04-29 Richard Guenther <rguenther@suse.de>
8280 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8281 shifts of floating point vectors if the shift amount is
8282 a constant multiple of the element size.
8284 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8285 Michael Matz <matz@suse.de>
8289 * tree-outof-ssa.c (emit_partition_copy): New function.
8290 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8291 insert_part_to_rtx_on_edge): Perform the partition base var
8292 copy using emit_partition_copy.
8293 (insert_value_copy_on_edge): Convert constants to the right mode.
8294 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8295 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8297 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8299 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8300 scan backwards to try to find a constant to initialize it.
8302 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8303 insn before the loop_end instruction, don't look past labels.
8305 2009-04-29 Richard Guenther <rguenther@suse.de>
8308 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8309 loose type conversions.
8310 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8311 stmts only if there are no uses of its definition.
8313 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8315 * config/bfin/bfin.h (splitting_loops): Declare.
8316 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8317 Reorder bit definitions to be ascending.
8318 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8319 * config/bfin/bfin.c (splitting_loops): New variable.
8320 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8321 (struct loop_info): Remove members INIT and LOOP_INIT.
8322 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8323 the LSETUP sequence. Allow LC to be loaded from any register, but
8324 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8325 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8327 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8328 of reload_completed.
8331 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8333 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8335 * Makefile.in (PLUGIN_VERSION_H): New.
8336 (OBJS-common): Remove plugin-version.o.
8337 (plugin.o): Depend on (PLUGIN_VERSION_H).
8338 (plugin-version.o): Remove.
8339 * configure: Regenerate
8340 * configure.ac: Create plugin-version.h.
8341 * gcc-plugin.h (plugin_gcc_version): Remove.
8342 (plugin_default_version_check): Change signature.
8343 * plugin-version.c: Remove.
8344 * plugin.c: Include plugin-version.h.
8345 (str_plugin_gcc_version_name): Remove.
8346 (try_init_one_plugin): Pass gcc version to plugin_init.
8347 (plugin_default_version_check): Both gcc and plugin versions are now
8350 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8352 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8353 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8354 Remove special case testing for last insn of inner loops. Don't fail
8355 if the loop ends with a jump, emit an extra nop instead.
8357 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8358 DREGS rather than comparing directly. Remove code that tries to
8359 account for latencies.
8361 2009-04-29 Richard Guenther <rguenther@suse.de>
8363 PR tree-optimization/39941
8364 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8365 eliminating an indirect call.
8367 2009-04-29 Richard Guenther <rguenther@suse.de>
8369 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8370 parameter. Allow invariants as base if !require_lvalue.
8371 (verify_gimple_assign_single): Adjust.
8373 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8375 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8376 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8377 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8378 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8379 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8381 * config/bfin/bfin.c (bfin_expand_builtin,
8382 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8384 2009-04-28 Richard Guenther <rguenther@suse.de>
8386 * tree-vect-loop.c (get_initial_def_for_induction): Use
8387 correct types for pointer increment.
8389 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8391 * toplev.c (print_version): Update GMP version string calculation.
8393 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8395 PR rtl-optimization/39938
8396 * resource.c (init_resource_info): Add call to df_analyze.
8398 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8400 * config/alpha/alpha.md (usegp): Cast the result of
8401 alpha_find_lo_sum_using_gp to enum attr_usegp.
8402 * config/alpha/alpha.c (override_options): Remove end-of-structure
8403 marker element from cpu_table. Use array size of cpu_table to handle
8404 -mcpu and -mtune options.
8405 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8407 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8409 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8410 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8411 tune_32 and tune_64.
8412 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8414 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8415 * config/rs6000/option-defaults.h: ... here. New file.
8416 (OPT_64, OPT_32): Define.
8417 (MASK_64BIT): Define to 0 if not already defined.
8418 (OPT_ARCH64, OPT_ARCH32): Define.
8419 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8422 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8424 * config/arm/arm.c (arm_override_options): Emit error on using
8427 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8429 PR rtl-optimization/39914
8430 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8431 registers for allocnos created from user-defined variables only
8432 when not optimizing.
8434 2009-04-28 Richard Guenther <rguenther@suse.de>
8437 * fold-const.c (fold_binary): Use distribute_real_division only
8440 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8442 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8443 add hpux-stdint.h to tm_file.
8444 (hppa[12]*-*-hpux11*): Ditto.
8445 (ia64*-*-hpux*): Ditto.
8446 * config/hpux-stdint.h: New.
8447 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8448 __STDC_EXT__ for all compiles.
8449 * config/pa/pa-hpux.h: Ditto.
8450 * config/pa/pa-hpux10.h: Ditto.
8451 * config/pa/pa-hpux11.h: Ditto.
8453 2009-04-28 Catherine Moore <clm@codesourcery.com>
8455 * debug.h (set_name): Add comment.
8457 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8460 * config/darwin.c (machopic_gen_offset): Check
8461 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8462 * config/arm/arm.c (require_pic_register): Likewise.
8464 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8466 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8467 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8468 m32c_promote_prototypes): Delete.
8470 2009-04-28 Michael Matz <matz@suse.de>
8473 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8476 2009-04-28 Richard Guenther <rguenther@suse.de>
8478 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8480 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8482 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8483 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8484 * config/arm/arm-tune.md: Regenerate.
8486 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8488 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8489 block if there are complex incoming edges.
8490 (sel_merge_blocks): Remove useless assert.
8491 (sel_redirect_edge_and_branch): Check that edge was redirected.
8492 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8493 (sel_find_rgns): Delete declaration.
8494 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8495 the region when it is not a preheader.
8497 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8500 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8502 2009-04-28 Richard Guenther <rguenther@suse.de>
8504 * tree.h (SSA_NAME_VALUE): Remove.
8505 (struct tree_ssa_name): Remove value_handle member.
8506 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8507 array for jump threading.
8508 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8510 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8511 * tree-flow.h (threadedge_initialize_values): Declare.
8512 (threadedge_finalize_values): Likewise.
8513 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8514 (SSA_NAME_VALUE): Define.
8515 (threadedge_initialize_values): New function.
8516 (threadedge_finalize_values): Likewise.
8517 * tree-ssa-dom.c (ssa_name_values): New global variable.
8518 (SSA_NAME_VALUE): Define.
8519 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8521 2009-04-28 Ira Rosen <irar@il.ibm.com>
8523 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8524 Use REPORT_VECTORIZED_LOCATIONS instead
8525 REPORT_VECTORIZED_LOOPS.
8526 * tree-vectorizer.c (vect_verbosity_level): Make static.
8527 (vect_loop_location): Rename to vect_location.
8528 (vect_set_verbosity_level): Update comment.
8529 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8531 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8532 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8533 instead REPORT_UNVECTORIZED_LOOPS.
8534 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8535 and vect_loop_def to vect_external_def and vect_internal_def.
8536 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8537 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8538 REPORT_UNVECTORIZED_LOCATIONS.
8539 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8540 and vect_used_in_loop and to vect_unused_in_scope and
8542 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8543 (vect_verbosity_level): Remove declaration.
8544 (vect_analyze_operations): Likewise.
8545 (vect_analyze_stmt): Declare.
8546 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8547 REPORT_UNVECTORIZED_LOCATIONS.
8548 (vect_get_loop_niters): Fix indentation.
8549 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8550 (vect_analyze_loop_operations): New function.
8551 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8552 vect_analyze_operations.
8553 (vect_is_simple_reduction): Use new names.
8554 (vectorizable_live_operation, vect_transform_loop): Likewise.
8555 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8556 to specify whether the data references can be a part of interleaving
8558 (vect_analyze_data_ref_dependence): Use new names.
8559 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8560 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8561 * tree-vect-patterns.c (widened_name_p): Use new names.
8562 (vect_recog_dot_prod_pattern): Likewise.
8563 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8564 (process_use, vect_mark_stmts_to_be_vectorized,
8565 vect_model_simple_cost, vect_model_store_cost,
8566 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8567 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8568 vectorizable_operation, vectorizable_type_demotion,
8569 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8570 vectorizable_condition): Likewise.
8571 (vect_analyze_operations): Split into vect_analyze_loop_operations
8573 (vect_analyze_stmt): ... new function.
8574 (new_stmt_vec_info): Use new names.
8575 (vect_is_simple_use): Use new names and fix comment.
8576 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8577 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8579 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8582 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8583 and integer modes for x87 operands. Do not ICE for unsupported size,
8584 generate error instead. Generate error for unsupported operand types.
8585 ['z']: Do not handle HImode memory operands specially. Warning
8586 for floating-point operands. Fallthru to 'Z' for unsupported operand
8587 types. Do not ICE for unsupported size, generate error instead.
8588 (output_387_binary_op): Use %Z to output operands.
8589 (output_fp_compare): Ditto.
8590 (output_387_reg_move): Ditto.
8592 2009-04-28 Ben Elliston <bje@au.ibm.com>
8597 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8599 * builtins.c (c_strlen): Do not warn here.
8600 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8601 * c-common.c (pointer_int_sum): Take an explicit location.
8602 Warn about offsets out of bounds.
8603 * c-common.h (pointer_int_sum): Adjust declaration.
8605 2009-04-27 Ian Lance Taylor <iant@google.com>
8607 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8609 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8610 * df-core.c (df_set_flags): Change return type to int. Change
8611 type of old_flags to int.
8612 (df_clear_flags): Likewise.
8613 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8614 (df_get_conditional_uses): Likewise.
8615 * df.h (df_set_flags, df_clear_flags): Update declarations.
8616 * dwarf2out.c (struct indirect_string_node): Change type of form
8617 field to enum dwarf_form.
8618 (AT_string_form): Change return type to enum dwarf_form.
8619 * fixed-value.c (fixed_compare): Add cast to enum type.
8620 * fwprop.c (update_df): Change 0 to VOIDmode.
8621 * gensupport.c: Change 0 to UNKNOWN.
8622 * gimple.h (gimple_cond_code): Add cast to enum type.
8623 * haifa-sched.c (reemit_notes): Add cast to enum type.
8624 * hooks.c (hook_int_void_no_regs): Remove function.
8625 * hooks.h (hook_int_void_no_regs): Remove declaration.
8626 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8627 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8628 * real.c (real_arithmetic): Add cast to enum type.
8629 (real_compare): Likewise.
8630 * target.h (struct gcc_target): Change return type of
8631 branch_target_register_class to enum reg_class.
8632 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8633 default_branch_target_register_class.
8634 * targhooks.c (default_branch_target_register_class): New function.
8635 * targhooks.h (default_branch_target_register_class): Declare.
8636 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8637 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8639 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8641 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8642 vect_uninitialized_def. Change 0 to ERROR_MARK.
8643 * tree-vect-stmts.c (supportable_widening_operation): Don't
8644 initialize icode1 and icode2.
8645 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8646 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8648 (cmn_err_flag_specs): Change 0 to STD_C89.
8649 (cmn_err_char_table): Likewise.
8650 * config/arm/arm.c (get_arm_condition_code): Change type of code
8651 to enum arm_cond_code.
8652 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8653 (IWMMXT_BUILTIN2): Likewise.
8654 (neon_builtin_type_bits): Don't define typedef.
8655 (neon_builtin_datum): Change type of bits field to int.
8656 (arm_expand_neon_args): Add cast to enum type.
8657 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8659 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8661 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8663 * config/mips/mips.md (jal_macro): Return enum constant.
8664 (single_insn): Likewise.
8665 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8667 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8669 * config/s390/s390.c (s390_tune_flags): Change type to int.
8670 (s390_arch_flags): Likewise.
8671 (s390_handle_arch_option): Change flags field of struct pta to int.
8672 * config/s390/s390.h (s390_tune_flags): Update declaration.
8673 (s390_arch_flags): Likewise.
8674 * config/sh/sh.c (prepare_move_operands): Compare
8675 tls_symbolic_operand result with enum constant.
8676 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8677 (sh_expand_prologue): Add cast to enum type.
8678 (sh_expand_epilogue): Likewise.
8679 (tls_symbolic_operand): Change return type to enum tls_model.
8680 (fpscr_set_from_mem): Add cast to enum type.
8681 (legitimize_pic_address): Compare tls_symbolic_operand result with
8683 (sh_target_reg_class): Change return type to enum reg_class.
8684 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8686 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8687 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8688 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8689 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8690 (delayed_branch, tls_call_delay): Likewise.
8691 (eligible_for_sibcall_delay): Likewise.
8692 (eligible_for_return_delay): Likewise.
8693 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8694 (spu_expand_builtin_1): Likewise.
8696 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8697 for all types of conversions.
8698 (output_init_element): Issue -Wc++-compat warning if needed when
8699 initializing a bitfield with enum type.
8700 * c-parser.c (c_parser_expression): Set original_type to
8701 original_type of right hand operand of comman operator.
8703 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8705 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8707 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8708 * doc/cpp.texi (Standard Predefined Macros)
8709 (Implementation-defined behavior): Likewise.
8710 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8711 * doc/gimple.texi (GIMPLE Exception Handling)
8712 (@code{GIMPLE_ASSIGN}): Likewise.
8713 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8714 * doc/invoke.texi (Warning Options, Optimize Options)
8715 (AVR Options, Darwin Options): Likewise.
8716 (Optimize Options): Reformulate -fwhole-program description.
8717 * doc/loop.texi (Lambda): Likewise.
8718 * doc/md.texi (Output Template, Define Constraints)
8719 (Standard Names, Insn Splitting): Likewise.
8720 * doc/options.texi (Option properties): Likewise.
8721 * doc/passes.texi (Tree-SSA passes): Likewise.
8722 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8723 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8724 (File Names and DBX): Likewise.
8725 * doc/trouble.texi (Incompatibilities): Likewise.
8727 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8729 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8730 instruction is correct.
8732 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8734 Allow non-constant arguments to conversion intrinsics.
8735 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8736 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8737 * spu.c (print_operand): Handle 'v' and 'w'.
8738 (exp2_immediate_p, spu_gen_exp2): Define.
8739 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8740 spu_convtf_1): Update parameter descriptions.
8741 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8742 * constraints.md ('v', 'w'): New.
8743 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8745 (i2f, I2F): New define_mode_attr.
8746 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8747 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8748 fixuns_truncv4sfv4si2): Update to use mode attribute.
8749 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8750 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8751 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8752 patterns for combine.
8754 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8756 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8757 (cprop, hoist, pre, store_motion): New debug counters.
8758 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8759 is not an RTL pass anymore.
8760 (pass_profiling): Remove extern decl for pass removed in 2005.
8761 (pass_gcse, pass_jump_bypass): Remove.
8762 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8763 to 0 for clean state.
8764 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8765 * cse.c (gate_handle_cse_after_global_opts,
8766 rest_of_handle_cse_after_global_opts): New functions.
8767 (pass_cse_after_global_opts): New pass, does local CSE.
8768 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8769 (TV_CPROP): New timevar.
8770 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8771 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8772 (gcse_main, recompute_all_luids): Remove.
8773 (compute_hash_table_work): Call max_reg_num instead of reading
8775 (cprop_jump): Don't set run_jump_opt_after_gcse.
8776 (constprop_register): Always allow to alter jumps.
8777 (cprop_insn): Likewise.
8778 (do_local_cprop): Likewise.
8779 (local_cprop_pass): Likewise. Return non-zero if something changed.
8780 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8781 (find_implicit_sets): Add note about missed optimization opportunity.
8782 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8783 pass_rtl_cprop execute function.
8784 Don't bother tracking the pass number, each pass gets its own dumpfile
8786 Always allow to alter jumpsand bypass jumps.
8787 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8788 will just find no suitable set.
8789 (pre_edge_insert): Fix dumping, this function is for PRE only.
8790 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8791 pass_rtl_pre execute function.
8792 (hoist_code): Return non-zero if something changed. Keep track of
8793 substitutions and insertions for statistics gathering similar to PRE.
8794 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8795 called from the pass_rtl_hoist execute function. Show pass statistics.
8796 (compute_store_table): Use max_reg_num directly instead of using the
8797 formerly global max_gcse_regno.
8798 (build_store_vectors): Likewise.
8799 (replace_store_insn): Fix dumping.
8800 (store_motion): Rename to ...
8801 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8802 pass, called from the pass_rtl_store_motion execute function. Keep
8803 track of substitutions and insertions for statistics gathering similar
8805 (bypass_jumps): Remove, fold interesting bits into ...
8806 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8807 from the pass_rtl_cprop execute function.
8808 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8809 pass_jump_bypass): Remove.
8810 (gate_handle_gcse, rest_of_handle_gcse): Remove.
8811 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
8812 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
8813 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
8814 (gate_rtl_store_motion, execute_rtl_store_motion,
8815 pass_rtl_store_motion): New.
8816 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
8817 make it clear that -fcse-skip-blocks is a no-op for backward compat.
8818 * passes.c (init_optimization_passes): Remove pass_gcse and
8819 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
8820 and cse_after_global_opts in place of pass_gcse. Schedule cprop
8821 instead of pass_jump_bypass.
8823 2009-04-27 Richard Guenther <rguenther@suse.de>
8826 * gimplify.c (gimplify_expr): If we are required to create
8827 a temporary make sure it ends up as register.
8829 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
8832 * config/i386/i386.c (construct_container): Don't call
8833 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
8834 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
8836 2009-04-27 Michael Matz <matz@suse.de>
8838 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
8839 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
8840 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
8841 (dump_replaceable_exprs): Take a bitmap.
8842 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
8844 (expand_gimple_basic_block): Likewise.
8845 * tree-ssa-ter.c (struct temp_expr_table_d): Make
8846 replaceable_expressions member a bitmap.
8847 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
8848 (mark_replaceable): Likewise.
8849 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
8850 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
8852 2009-04-27 Richard Guenther <rguenther@suse.de>
8854 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
8855 (verify_stmts): Dispatch to gimple/type verification code.
8856 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
8857 issue with call argument types.
8859 2009-04-27 Michael Matz <matz@suse.de>
8861 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
8862 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
8865 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8866 Eric Botcazou <ebotcazou@adacore.com>
8868 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
8869 a label's basic block.
8870 (mark_target_live_regs): Tidy and rework obsolete comments.
8871 Change back DF problem to LIVE. If a label starts a basic block,
8872 assume that all registers that used to be live then still are.
8873 (init_resource_info): If a label starts a basic block, set its
8874 BLOCK_FOR_INSN accordingly.
8875 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
8877 2009-04-27 Richard Guenther <rguenther@suse.de>
8879 * tree-flow-inline.h (function_ann): Remove.
8880 (get_function_ann): Likewise.
8881 * tree-dfa.c (create_function_ann): Remove.
8882 * tree-flow.h (struct static_var_ann_d): Remove.
8883 (struct function_ann_d): Likewise.
8884 (union tree_ann_d): Remove fdecl member.
8885 (function_ann_t): Remove.
8886 (function_ann, get_function_ann, create_function_ann): Remove
8889 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
8891 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
8893 2009-04-27 Jan Hubicka <jh@suse.cz>
8895 * ipa-pure-const.c (struct funct_state_d): New fields
8896 state_previously_known, looping_previously_known; remove
8897 state_set_in_source.
8898 (analyze_function): Use new fields.
8899 (propagate): Avoid assumption that state_set_in_source imply
8902 * tree-ssa-loop-niter.c (finite_loop_p): New function.
8903 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
8904 * cfgloop.h (finite_loop_p): Declare.
8906 2009-04-26 Michael Matz <matz@suse.de>
8908 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
8910 2009-04-26 Michael Matz <matz@suse.de>
8912 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
8913 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
8914 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
8915 pass_mark_used_blocks): Remove.
8916 * tree-optimize.c (pass_free_datastructures,
8917 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
8918 * passes.c (init_optimization_passes): Don't call
8919 pass_mark_used_blocks, remove dead code.
8921 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
8923 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
8924 * tree-ssa-live.h (register_ssa_partition): Likewise.
8926 2009-04-26 Michael Matz <matz@suse.de>
8929 * builtins.c (fold_builtin_next_arg): Handle SSA names.
8930 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
8931 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
8933 (compare_pairs): Swap cost comparison.
8934 (coalesce_ssa_name): Don't use change_partition_var.
8935 * tree-nrv.c (struct nrv_data): Add modified member.
8936 (finalize_nrv_r): Set it.
8937 (tree_nrv): Use it to update statements.
8938 (pass_nrv): Require PROP_ssa.
8939 * tree-mudflap.c (mf_decl_cache_locals,
8940 mf_build_check_statement_for): Use make_rename_temp.
8941 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
8942 * alias.c (find_base_decl): Handle SSA names.
8943 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
8944 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
8945 * rtl.h (set_reg_attrs_for_parm): Declare.
8946 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
8947 to "optimized", remove unused locals at finish.
8948 (execute_free_datastructures): Make global, call
8949 delete_tree_cfg_annotations.
8950 (execute_free_cfg_annotations): Don't call
8951 delete_tree_cfg_annotations.
8953 * ssaexpand.h: New file.
8954 * expr.c (toplevel): Include ssaexpand.h.
8955 (expand_assignment): Handle SSA names the same as register variables.
8956 (expand_expr_real_1): Expand SSA names.
8957 * cfgexpand.c (toplevel): Include ssaexpand.h.
8958 (SA): New global variable.
8959 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
8960 (SSAVAR): New macro.
8961 (set_rtl): New helper function.
8962 (add_stack_var): Deal with SSA names, use set_rtl.
8963 (expand_one_stack_var_at): Likewise.
8964 (expand_one_stack_var): Deal with SSA names.
8965 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
8966 before unique numbers.
8967 (expand_stack_vars): Use set_rtl.
8968 (expand_one_var): Accept SSA names, add asserts for them, feed them
8969 to above subroutines.
8970 (expand_used_vars): Expand all partitions (without default defs),
8971 then only the local decls (ignoring those expanded already).
8972 (expand_gimple_cond): Remove edges when jumpif() expands an
8974 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8975 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8977 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8978 members of SA; deal with PARM_DECL partitions here; expand
8979 all PHI nodes, free tree datastructures and SA. Commit instructions
8980 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
8981 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
8982 info and statements at start, collect garbage at finish.
8983 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
8984 (VAR_ANN_PARTITION) Remove.
8985 (change_partition_var): Don't declare.
8986 (partition_to_var): Always return SSA names.
8987 (var_to_partition): Only accept SSA names.
8988 (register_ssa_partition): Only check argument.
8989 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8991 (delete_var_map): Don't free it.
8992 (var_union): Only accept SSA names, simplify.
8993 (partition_view_init): Mark only useful SSA names as used.
8994 (partition_view_fini): Only deal with SSA names.
8995 (change_partition_var): Remove.
8996 (dump_var_map): Use ssa_name instead of partition_to_var member.
8997 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8999 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9000 (struct _elim_graph): New member const_dests; nodes member vector of
9002 (set_location_for_edge): New static helper.
9003 (create_temp): Remove.
9004 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9005 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9006 (new_elim_graph): Allocate const_dests member.
9007 (clean_elim_graph): Truncate const_dests member.
9008 (delete_elim_graph): Free const_dests member.
9009 (elim_graph_size): Adapt to new type of nodes member.
9010 (elim_graph_add_node): Likewise.
9011 (eliminate_name): Likewise.
9012 (eliminate_build): Don't take basic block argument, deal only with
9013 partition numbers, not variables.
9014 (get_temp_reg): New static helper.
9015 (elim_create): Use it, deal with RTL temporaries instead of trees.
9016 (eliminate_phi): Adjust all calls to new signature.
9017 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9018 (rewrite_trees): Only do checking.
9019 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9020 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9021 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9022 contains_tree_r, MAX_STMTS_IN_LATCH,
9023 process_single_block_loop_latch, analyze_edges_for_bb,
9024 perform_edge_inserts): Remove.
9025 (expand_phi_nodes): New global function.
9026 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9027 functions, initialize new parameter, remember partitions having a
9029 (finish_out_of_ssa): New global function.
9030 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9031 don't reset in_ssa_p here, don't disable TER when mudflap.
9032 (pass_del_ssa): Remove.
9033 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9035 (execute_free_datastructures): Declare.
9036 * Makefile.in (SSAEXPAND_H): New variable.
9037 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9038 * basic-block.h (commit_one_edge_insertion): Declare.
9039 * passes.c (init_optimization_passes): Move pass_nrv and
9040 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9041 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9042 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9043 (redirect_branch_edge): Deal with super block when expanding, split
9044 out jump patching itself into ...
9045 (patch_jump_insn): ... here, new static helper.
9047 2009-04-26 Michael Matz <matz@suse.de>
9049 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9050 beyond num_ssa_names.
9051 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9052 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9054 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9057 * fwprop.c (forward_propagate_asm): New function.
9058 (forward_propagate_and_simplify): Propagate also into __asm, if it
9059 doesn't increase the number of referenced registers.
9062 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9064 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9066 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9067 note_nonlocal_vla_type for nonlocal VLAs.
9068 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9069 contains_remapped_vars, remap_vla_decls): New functions.
9070 (convert_nonlocal_reference_stmt): If not optimizing, call
9071 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9072 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9073 if it wasn't found in var_map.
9074 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9075 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9076 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9078 * gimplify.c (nonlocal_vlas): New variable.
9079 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9081 (gimplify_body): Create and destroy nonlocal_vlas.
9083 * dwarf2out.c (loc_descr_plus_const): New function.
9084 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9085 mem_loc_descriptor, loc_descriptor_from_tree_1,
9086 descr_info_loc, gen_variable_die): Use it.
9088 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9089 !TREE_STATIC VAR_DECLs.
9090 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9091 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9092 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9093 DECL_BY_REFERENCE is valid.
9094 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9095 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9096 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9097 Copy DECL_BY_REFERENCE.
9098 (struct nesting_copy_body_data): New type.
9099 (nesting_copy_decl): New function.
9100 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9101 if they have variable length.
9103 2009-04-26 Michael Matz <matz@suse.de>
9105 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9106 mark new temporaries for renaming.
9108 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9111 * c-decl.c (global_bindings_p): Return negative value.
9112 (c_variable_size): New. Based on variable_size from
9114 (grokdeclarator): Call c_variable_size not variable_size.
9116 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9118 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9120 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9122 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9123 Redefine it to just use mingw/include.
9124 (ASM_SPEC): Rules for -m32 and -m64.
9125 (LINK_SPEC): Use Likewise.
9126 (SPEC_32): New define.
9127 (SPEC_64): Likewise.
9128 (SUB_LINK_SPEC): Likewise.
9129 (MULTILIB_DEFAULTS): New define.
9130 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9131 Add multilib options.
9132 (MULTILIB_DIRNAMES): Likewise.
9133 (MULTILIB_OSDIRNAMES): Likewise.
9135 (INSTALL_LIBGCC): Likewise.
9137 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9140 * c-tree.h (enum c_inline_static_type): New.
9141 (record_inline_static): Declare.
9142 * c-decl.c (struct c_inline_static, c_inline_statics,
9143 record_inline_static, check_inline_statics): New.
9144 (pop_file_scope): Call check_inline_statics.
9145 (start_decl): Call record_inline_static instead of pedwarning
9146 directly for static in inline function.
9147 * c-typeck.c (build_external_ref): Call record_inline_static
9148 instead of pedwarning directly for static referenced in inline
9151 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9153 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9154 not new but only being rescanned.
9155 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9156 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9157 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9158 record_set_info, compute_set, grealloc): Remove.
9159 (recompute_all_luids): New function.
9160 (gcse_main): Don't compute sets, and don't do related memory
9161 allocations/free-ing. If something changed before the end of the
9162 pass, update LUIDs using recompute_all_luids.
9163 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9164 (free_gcse_mem): Don't free it either.
9165 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9166 Use the df insn LUIDs.
9167 (load_killed_in_block): Likewise.
9168 (compute_hash_table_work): Don't compute reg_set_in_block.
9169 (compute_transp): Use DF_REG_DEF_CHAINs.
9170 (local_cprop_pass): Don't use compute_sets and related functions.
9171 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9172 Use get_max_uid() instead of max_cuid.
9173 (insert_insn_end_basic_block, pre_insert_copy_insn,
9174 update_ld_motion_stores): Don't try to
9175 keep reg_set tables up to date.
9176 (pre_insert_copies): Use df insn LUIDs.
9177 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9178 (reg_set_info): Don't use extra bitmap argument.
9179 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9180 information to compute regs_set_in_block.
9181 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9182 (bypass_jumps): Don't use compute_sets and friends.
9184 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9187 * opts.c (undocumented_msg): Do not leave blank even with
9190 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9192 * c-decl.c (build_enumerator): Allow values folding to integer
9193 constants but not integer constant expressions with a pedwarn if
9196 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9199 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9200 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9201 type is an integer constant.
9203 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9206 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9209 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9212 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9213 with variably modified return type and no storage class
9214 specifiers, except for the case of nested functions. Distinguish
9215 extern declarations of functions with variably modified return
9216 types from those of objects with variably modified types.
9218 2009-04-25 Jan Hubicka <jh@suse.cz>
9220 * tree.c (list_equal_p): New function.
9221 * tree.h (list_equal_p): Declare.
9222 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9223 basic_block_def, basic_block, const_basic_block): New.
9224 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9225 (redirect_eh_edge): New function.
9226 (make_eh_edge_update_phi): EH edges are not abnormal.
9227 * except.c: Include tree-flow.h.
9228 (list_match): New function.
9229 (eh_region_replaceable_by_p): New function.
9230 (replace_region): New function.
9231 (hash_type_list): New function.
9232 (hash_eh_region): New function.
9233 (eh_regions_equal_p): New function.
9234 (merge_peers): New function.
9235 (remove_unreachable_regions): Verify EH tree when checking;
9237 (copy_eh_region_1): New function.
9238 (copy_eh_region): New function.
9239 (push_reachable_handler): New function.
9240 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9241 regions without label but with live RESX.
9242 * except.h (redirect_eh_edge_to_label): New.
9243 * tree-flow.h (redirect_eh_edge): New.
9244 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9245 basic_block_def, basic_block, const_basic_block): Remove.
9246 * Makefile.in (except.o): Add dependency on tree-flow.h
9247 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9248 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9251 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9254 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9255 on the destination of memcpy.
9257 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9259 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9260 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9261 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9263 2009-04-25 Jan Hubicka <jh@suse.cz>
9265 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9266 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9267 to be reached by different label than left.
9268 (update_eh_edges): Update comment; remove edge_to_remove if possible
9269 and return true if suceeded.
9270 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9271 (cleanup_eh): Compute sharing map.
9272 * except.c (remove_eh_handler_and_replace): Add argument if we should
9274 (remove_unreachable_regions): Update for label sharing.
9275 (label_to_region_map): Likewise.
9276 (get_next_region_sharing_label): New function.
9277 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9279 (remove_eh_handler): Update.
9280 (remove_eh_region_and_replace_by_outer_of): New function.
9281 * except.h (struct eh_region): Add next_region_sharing_label.
9282 (remove_eh_region_and_replace_by_outer_of,
9283 get_next_region_sharing_label): Declare.
9284 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9286 2009-04-25 Jan Hubicka <jh@suse.cz>
9288 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9289 insert code even if they are not critical.
9291 2009-04-25 Jan Hubicka <jh@suse.cz>
9293 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9294 (gimple_can_remove_branch_p): EH edges won't remove branch by
9296 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9297 updating of non-abnormal EH edges.
9298 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9299 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9300 (split_critical_edges): Split also edges where emitting code on them
9301 will lead to splitting later.
9303 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9304 H.J. Lu <hongjiu.lu@intel.com>
9307 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9308 the configured assembler supports fildq and fistpq mnemonics.
9309 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9310 * configure: Regenerated.
9313 * config/i386/i386.c (print_operand): Handle 'Z'.
9314 ['z']: Remove handling of special fild/fist suffixes.
9315 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9316 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9317 suffix of fild insn.
9318 (*floatsi<mode>2_vector_mixed): Ditto.
9319 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9320 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9321 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9322 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9323 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9325 2009-04-25 Ben Elliston <bje@au.ibm.com>
9327 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9328 the source of a set operation.
9330 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9332 * target.h (struct gcc_target): Add case_values_threshold field.
9333 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9334 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9335 * targhooks.c (default_case_values_threshold): New function.
9336 * targhooks.h (default_case_values_threshold): Declare function.
9337 * stmt.c (expand_case): Use case_values_threshold target hook.
9338 * expr.h (case_values_threshold): Remove declartation.
9339 * expr.c (case_values_threshold): Remove function.
9340 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9342 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9343 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9344 (avr_case_values_threshold): Declare as static.
9345 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9347 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9348 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9349 (mn10300_case_values_threshold): New function.
9351 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9353 * ira.c (setup_cover_and_important_classes): Add enum cast.
9355 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9357 * genpreds.c (write_enum_constraint_num): Output definition of
9358 CONSTRAINT_NUM_DEFINED_P macro.
9359 * ira.c (setup_cover_and_important_classes): Use
9360 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9362 2009-04-24 DJ Delorie <dj@redhat.com>
9364 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9365 __SH2A_SINGLE_ONLY__ also.
9367 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9369 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9370 (movdf_internal): Ditto.
9371 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9372 SFmode and DFmode constants.
9373 (ia64_print_operand): Add 'G' format for printing
9374 floating point constants.
9376 2009-04-24 Richard Guenther <rguenther@suse.de>
9378 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9379 from unsigned additions.
9381 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9383 * c-typeck.c (set_init_index): Allow array designators that are
9384 not integer constant expressions with a pedwarn if pedantic.
9386 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9388 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9389 zero if no overlap in nonzero bits between the operands.
9391 2009-04-24 Ian Lance Taylor <iant@google.com>
9393 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9394 (record_dead_and_set_regs): Likewise.
9395 * df.h (struct df_mw_hardreg): Change flags field to int.
9396 (struct df_base_ref): Likewise.
9397 (struct df): Change changeable_flags field to int.
9398 * df-scan.c (df_defs_record): Change clobber_flags to int.
9399 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9400 constants rather than #define macros.
9401 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9402 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9403 (enum dwarf_calling_convention): Likewise.
9404 (enum dwarf_line_number_x_ops): Likewise.
9405 (enum dwarf_call_frame_info): Likewise.
9406 (enum dwarf_source_language): Likewise.
9407 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9408 (add_calling_convention_attribute): Likewise.
9409 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9410 (combine_comparisons): Change compcode to int. Add cast to enum type.
9411 * genrecog.c (maybe_both_true_2): Change c to int.
9412 (write_switch): Likewise. Add cast to enum type.
9413 * gimplify.c (gimplify_omp_for): Handle return values from
9414 gimplify_expr using MIN rather than bitwise or.
9415 (gimplify_expr): Add cast to enum type.
9416 * ipa-prop.c (update_jump_functions_after_inlining): Change
9417 IPA_BOTTOM to IPA_JF_UNKNOWN.
9418 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9419 Add casts to enum type.
9420 (setup_cover_and_important_classes): Change cl to int. Add casts
9422 (setup_class_translate): Change cl and mode to int.
9423 (ira_init_once): Change mode to int.
9424 (free_register_move_costs): Likewise.
9425 (setup_prohibited_mode_move_regs): Add casts to enum type.
9426 * langhooks.c (add_builtin_function_common): Rework assertion that
9427 value fits bitfield.
9428 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9429 * omega.c (omega_do_elimination): Avoid math on enum types.
9430 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9431 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9432 int local to handle integral_argment value.
9433 * regmove.c (try_auto_increment): Change PUT_MODE to
9435 * reload.c (push_secondary_reload): Add casts to enum type.
9436 (secondary_reload_class, find_valid_class): Likewise.
9437 * reload1.c (emit_input_reload_insns): Likewise.
9438 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9439 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9440 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9442 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9443 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9445 (expand_complex_libcall): Add casts to enum type.
9446 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9447 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9448 with ERROR_MARK, not NUM_TREE_CODES.
9449 (vect_create_epilog_for_reduction): Likewise.
9450 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9451 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9452 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9454 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9455 vect_unused_in_loop. Change 0 to loop_vect.
9456 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9457 * var-tracking.c (get_init_value): Change return type to enum
9459 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9460 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9462 (arm_override_options): Add casts to enum type.
9463 (arm_emit_tls_decoration): Likewise.
9464 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9466 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9467 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9468 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9470 * config/s390/s390.c (code_for_builtin_64): Change to array of
9472 (code_for_builtin_31): Likewise.
9473 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9475 * config/sparc/sparc.c (sparc_override_options): Change value
9476 field in struct code_model to enum cmodel. In initializer change
9477 0 to NULL and add cast to enum type.
9479 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9480 Change all callers. Issue a -Wc++-compat warning using
9481 lhs_origtype if necessary.
9482 (convert_for_assignment): Issue -Wc++-compat warnings about
9483 invalid conversions to enum type on assignment.
9484 * c-common.h (build_modify_expr): Update declaration.
9486 2009-04-24 Nick Clifton <nickc@redhat.com>
9488 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9489 (function_arg_advance): Likewise.
9490 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9493 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9495 * config/s390/constraints.md ('I', 'J'): Fix condition.
9497 2009-04-24 Diego Novillo <dnovillo@google.com>
9499 * gengtype-parse.c (parse_error): Add newline after message.
9501 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9503 * config/i386/sse.md (avxmodesuffixs): Removed.
9504 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9505 (*avx_pinsr<ssevecsize>): This.
9507 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9509 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9510 follow chains of regs with a single definition, and allow expressions
9511 that are function_invariant_p.
9512 (simple_rhs_p): Allow expressions that are function_invariant_p.
9514 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9517 * fold-const.c (fold_cond_expr_with_comparison): When folding
9518 > and >= to MAX, make sure the MAX uses the same type as the
9519 comparison's operands.
9521 2009-04-24 Nick Clifton <nickc@redhat.com>
9523 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9524 addressing for DImode accesses.
9525 (frv_print_operand_address): Handle PLUS case.
9526 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9528 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9530 PR rtl-optimization/39794
9531 * alias.c (canon_true_dependence): Add x_addr argument.
9532 * rtl.h (canon_true_dependence): Adjust prototype.
9533 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9534 * cselib.c (cselib_invalidate_mem): Likewise.
9535 * gcse.c (compute_transp): Likewise.
9536 * dse.c (scan_reads_nospill): Likewise.
9537 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9538 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9539 canon_base_addr of the group, plus optional offset.
9540 (struct group_info): Rename canon_base_mem to
9542 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9543 canon_rtx of base_mem.
9545 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9547 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9548 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9550 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9552 * config/spu/spu-builtins.h: Delete file.
9554 * config/spu/spu.h (enum spu_builtin_type): Move here from
9556 (struct spu_builtin_description): Likewise. Add GTY marker.
9557 Do not use enum spu_function_code or enum insn_code.
9558 (spu_builtins): Add extern declaration.
9560 * config/spu/spu.c: Do not include "spu-builtins.h".
9561 (enum spu_function_code, enum spu_builtin_type_index,
9562 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9563 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9564 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9565 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9566 (spu_builtin_types): Make static. Add GTY marker.
9567 (spu_builtins): Add extern declaration with GTY marker.
9570 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9571 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9572 Check programmatically whether all parameters are scalar.
9574 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9576 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9578 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9579 assignment from the constructor either if the target is volatile.
9581 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9583 * config/arm/arm.md (insv): Do not share operands[0].
9585 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9587 * config/vxlib-tls.c (active_tls_threads): Delete.
9588 (delete_hook_installed): New.
9589 (tls_delete_hook): Don't delete the delete hook.
9590 (tls_destructor): Delete it here.
9591 (__gthread_set_specific): Adjust installing the delete hook.
9592 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9593 __gthread_leave_tsd_dtor_context.
9595 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9597 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9599 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9601 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9603 (alpha_rtx_costs): Ditto.
9604 (emit_unlikely_jump): Use add_reg_note.
9605 (emit_frame_store_1): Ditto.
9606 (alpha_expand_prologue): Ditto.
9607 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9608 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9610 2009-04-23 Nick Clifton <nickc@redhat.com>
9612 * config/v850/v850.md (epilogue): Remove suppressed code.
9613 (return): Rename to return_simple and remove test of frame size.
9614 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9615 to gen_return_simple.
9617 2009-04-22 Jing Yu <jingyu@google.com>
9620 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9622 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9625 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9626 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9627 value is a VECTOR_CST, the element type is the element type of the
9630 2009-04-22 DJ Delorie <dj@redhat.com>
9632 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9634 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9636 * alias.c (find_base_term): Move around LO_SUM case, so that
9637 CONST falls through into PLUS/MINUS handling.
9640 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9641 into 0, use omit_one_operand.
9643 2009-04-23 Ben Elliston <bje@au.ibm.com>
9645 * config/rs6000/linux-unwind.h (get_regs): Remove type
9646 puns. Change the type of `pc' to an array of unsigned ints and
9647 update all users. Constify frame24.
9649 2009-04-22 DJ Delorie <dj@redhat.com>
9651 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9652 declarations before code.
9653 (current_function_special_page_vector): Likewise.
9654 (m32c_expand_insv): Silence a warning.
9656 2009-04-21 Taras Glek <tglek@mozilla.com>
9658 * alias.c: Update GTY annotations to new syntax.
9659 * basic-block.h: Likewise.
9660 * bitmap.h: Likewise.
9661 * c-common.h: Likewise.
9662 * c-decl.c: Likewise.
9663 * c-parser.c: Likewise.
9664 * c-pragma.c: Likewise.
9665 * c-tree.h: Likewise.
9666 * cfgloop.h: Likewise.
9667 * cgraph.h: Likewise.
9668 * config/alpha/alpha.c: Likewise.
9669 * config/arm/arm.h: Likewise.
9670 * config/avr/avr.h: Likewise.
9671 * config/bfin/bfin.c: Likewise.
9672 * config/cris/cris.c: Likewise.
9673 * config/darwin.c: Likewise.
9674 * config/frv/frv.c: Likewise.
9675 * config/i386/i386.c: Likewise.
9676 * config/i386/i386.h: Likewise.
9677 * config/i386/winnt.c: Likewise.
9678 * config/ia64/ia64.h: Likewise.
9679 * config/iq2000/iq2000.c: Likewise.
9680 * config/mips/mips.c: Likewise.
9681 * config/mmix/mmix.h: Likewise.
9682 * config/pa/pa.c: Likewise.
9683 * config/pa/pa.h: Likewise.
9684 * config/rs6000/rs6000.c: Likewise.
9685 * config/s390/s390.c: Likewise.
9686 * config/sparc/sparc.c: Likewise.
9687 * config/xtensa/xtensa.c: Likewise.
9688 * cselib.h: Likewise.
9689 * dbxout.c: Likewise.
9690 * dwarf2out.c: Likewise.
9691 * except.c: Likewise.
9692 * except.h: Likewise.
9693 * fixed-value.h: Likewise.
9694 * function.c: Likewise.
9695 * function.h: Likewise.
9696 * gimple.h: Likewise.
9697 * integrate.c: Likewise.
9698 * optabs.c: Likewise.
9699 * output.h: Likewise.
9702 * stringpool.c: Likewise.
9703 * tree-data-ref.c: Likewise.
9704 * tree-flow.h: Likewise.
9705 * tree-scalar-evolution.c: Likewise.
9706 * tree-ssa-address.c: Likewise.
9707 * tree-ssa-alias.h: Likewise.
9708 * tree-ssa-operands.h: Likewise.
9711 * varasm.c: Likewise.
9712 * varray.h: Likewise.
9714 * coretypes.h: Do not define GTY macro if it is already defined.
9715 * doc/gty.texi: Update GTY documentation to new syntax.
9716 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9717 annotations on structs.
9718 * gengtype-parse.c: Likewise.
9720 2009-04-22 Mark Heffernan <meheff@google.com>
9722 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9724 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9726 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9729 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9731 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9732 the same as a PLUS without a shift. Increase the cost of a
9735 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9737 * Makefile.in: Update dependencies.
9738 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9739 * errors.h: Remove bogus comment about compatibility.
9740 (warning): Update declaration.
9741 * genautomata.c: Update all calls to warning.
9742 * gimple.c: Do not include errors.h. Include toplev.h.
9743 * tree-ssa-structalias.c: Do not include errors.h.
9744 * omega.c: Likewise.
9745 * tree-ssa-reassoc.c: Likewise.
9746 * config/spu/spu-c.c: Likewise.
9747 * config/spu/t-spu-elf: Update dependencies.
9749 2009-04-22 Richard Guenther <rguenther@suse.de>
9751 PR tree-optimization/39824
9752 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9753 make sure the types are compatible.
9755 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9758 * c-common.c (c_parse_error): Take a token_flags parameter.
9759 Use token_type for the token type instead.
9760 Pass token_flags to cpp_type2name.
9761 * c-common.h (c_parse_error): Update declaration.
9762 * c-parser.c (c_parser_error): Pass 0 as token flags.
9764 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9766 PR rtl-optimization/39580
9767 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9769 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9771 * function.c (expand_function_end): Do not emit a jump to the "naked"
9772 return label for fall-through returns.
9773 * except.c (sjlj_emit_function_exit): Always place the call to the
9774 unregister function at the location installed by expand_function_end.
9776 2009-04-22 Richard Guenther <rguenther@suse.de>
9778 PR tree-optimization/39845
9779 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9780 (gen_inbound_check): Likewise.
9782 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9784 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9786 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9787 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9789 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9791 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9792 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9793 shift counts to avoid out-of-bounds array accesses.
9795 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9797 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9798 (Pmode): Move above.
9800 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9802 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9803 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9804 GET_CODE macro. Use IN_RANGE macro where appropriate.
9805 * config/alpha/alpha.h: Ditto.
9806 * config/alpha/alpha.md: Ditto.
9807 * config/alpha/constraints.md: Ditto.
9808 * config/alpha/predicates.md: Ditto.
9810 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9812 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
9813 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9814 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9815 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9816 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9817 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9818 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9819 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9820 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9821 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9822 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9823 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9824 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9825 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9826 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9827 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9828 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9829 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9830 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9831 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9832 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9833 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9834 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9835 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9836 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9837 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9838 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9840 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9842 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
9843 references from comments.
9844 * cfgbuild.c: (count_basic_blocks): Delete.
9845 (find_basic_blocks_1): Delete.
9846 (find_basic_blocks): Delete.
9847 * except.c (finish_eh_generation): Make static. Move comment from
9848 except.h here. Remove find_basic_blocks references from comments.
9849 * except.h (finish_eh_generation): Delete.
9850 * basic-block.h (find_basic_blocks): Delete.
9851 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
9853 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
9855 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
9856 (sdbout_parms): Likewise.
9858 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9860 * config/sh/sh.c (prepare_cbranch_operands): Use
9861 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
9862 (expand_cbranchdi4): Likewise.
9863 (from_compare): Add cast to enum type.
9864 (expand_cbranchsi4): Use add_reg_note.
9865 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
9866 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
9867 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
9868 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9869 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
9870 instead of CODE_FOR_nothing.
9871 (cbranchdi4): Likewise. Fix the order of arguments for
9873 (push_fpscr): Use add_reg_note.
9874 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
9875 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
9877 2009-04-21 Joseph Myers <joseph@codesourcery.com>
9879 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
9880 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9881 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9882 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
9883 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
9884 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
9885 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
9886 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
9887 config/alpha/x-vms, config/arc/t-arc,
9888 config/arm/README-interworking, config/arm/arm-c.c,
9889 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
9890 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
9891 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
9892 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
9893 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
9894 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
9895 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
9896 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
9897 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
9898 config/cris/t-elfmulti, config/crx/t-crx,
9899 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
9900 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
9901 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
9902 config/h8300/t-h8300, config/i386/athlon.md,
9903 config/i386/darwin-libgcc.10.4.ver,
9904 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
9905 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
9906 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
9907 config/i386/t-linux64, config/i386/t-nwld,
9908 config/i386/t-rtems-i386, config/i386/t-sol2-10,
9909 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
9910 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
9911 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
9912 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
9913 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
9914 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
9915 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
9916 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
9917 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
9918 config/m68k/t-uclinux, config/mcore/t-mcore,
9919 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
9920 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
9921 config/mips/crtn.asm, config/mips/irix-crti.asm,
9922 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
9923 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
9924 config/mips/mips-fixed.md, config/mips/sb1.md,
9925 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
9926 config/mips/t-iris6, config/mips/t-isa3264,
9927 config/mips/t-libgcc-mips16, config/mips/t-linux64,
9928 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
9929 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
9930 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
9931 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
9932 config/mn10300/t-linux, config/mn10300/t-mn10300,
9933 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
9934 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
9935 config/picochip/libgccExtras/clzsi2.asm,
9936 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
9937 config/rs6000/darwin-libgcc.10.4.ver,
9938 config/rs6000/darwin-libgcc.10.5.ver,
9939 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
9940 config/rs6000/t-aix43, config/rs6000/t-aix52,
9941 config/rs6000/t-darwin, config/rs6000/t-fprules,
9942 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
9943 config/rs6000/t-lynx, config/rs6000/t-netbsd,
9944 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
9945 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
9946 config/rs6000/t-rtems, config/rs6000/t-spe,
9947 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
9948 config/score/t-score-elf, config/sh/divcost-analysis,
9949 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
9950 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
9951 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
9952 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
9953 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
9954 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
9955 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
9956 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
9957 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
9958 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
9959 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
9960 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
9961 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
9962 limitx.h, version.c, xcoff.h: Add copyright and license notices.
9963 * config/h8300/genmova.sh: Include copyright and license notices
9964 in generated output.
9965 * config/h8300/mova.md: Regenerate.
9966 * doc/install.texi2html: Include word "Copyright" in copyright
9967 notice and use name "Free Software Foundation, Inc.".
9968 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9969 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9970 ChangeLog-2007, ChangeLog-2008: Correct dates.
9972 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9974 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9975 NE_EXPR operations as well.
9976 * c-parser.c (c_parser_condition): Do not set location information on
9978 (c_parser_conditional_expression): Likewise.
9979 (c_parser_binary_expression): Set location information on operators.
9980 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
9981 TRUTH_NOT_EXPR has been folded.
9982 * fold-const.c (fold_truth_not_expr): Copy location information from
9983 the incoming expression to the outgoing one.
9984 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
9985 recursive calls on the LHS of the operator but pass that of the
9986 operator to recursive calls on the RHS of the operator. Set it
9988 (shortcut_cond_expr): Set the locus of the operator on the second
9989 COND_EXPR and that of the expression on the first in degenerate cases.
9990 Pass the locus of the expression to calls to shortcut_cond_r.
9991 Set the locus of the 'then' block on the associated jump, if any.
9992 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9993 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9994 expression to call to gimplify_boolean_expr.
9996 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9998 * config.gcc: Add additional configuration for
9999 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10000 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10001 (CPP_SPEC): Redefine for allowing -municode option.
10002 (STARTFILE_SPEC): Likewise.
10003 * config/i386/t-mingw-w64: New.
10004 * config/i386/mingw-w64.opt: New.
10005 (municode): Add new target option.
10006 * doc/invoke.texi (municode): Add documentation for new option.
10008 2009-04-21 Ian Lance Taylor <iant@google.com>
10010 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10011 Correct test for number of arguments.
10012 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10014 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10016 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10017 argument of emit_library_call.
10019 2009-04-21 Richard Guenther <rguenther@suse.de>
10021 PR middle-end/39829
10022 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10023 inside VIEW_CONVERT_EXPRs.
10025 2009-04-21 Martin Jambor <mjambor@suse.cz>
10027 * tree-switch-conversion.c (build_constructors): Split a long line.
10028 (constructor_contains_same_values_p): New function.
10029 (build_one_array): Create assigns of constants if possible, do not
10030 call mark_sym_for_renaming, call update_stmt.
10031 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10032 make_rename_temp. Do not call mark_symbols_for_renaming, call
10034 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10035 find_new_referenced_vars, call update_stmt.
10036 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10037 instead of calling make_rename_temp. Do not call
10038 find_new_referenced_vars or mark_symbols_for_renaming, call
10041 2009-04-21 Richard Guenther <rguenther@suse.de>
10043 PR tree-optimization/39827
10044 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10045 (tree_ssa_phiprop): Pass the correct array size.
10047 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10049 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10051 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10054 * c-typeck.c (lvalue_p): Move declaration ...
10055 * c-common.h (lvalue_p): ... to here.
10056 * c-common.c (candidate_equal_p): New.
10057 (add_tlist): Use it.
10058 (merge_tlist): Use it.
10059 (warn_for_collisions_1): Likewise.
10060 (warning_candidate_p): Accept more candidates.
10061 (verify_tree): A warning candidate can be an expression. Use
10064 2009-04-21 Ben Elliston <bje@au.ibm.com>
10067 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10068 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10069 options. Remove -mcall-solaris documentation.
10071 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10074 * doc/invoke.texi (-Wlong-long): Update description.
10075 * c-lex (interpret_integer): Only warn if there was no previous
10076 overflow and -Wlong-long is enabled.
10077 * c-decl.c (declspecs_add_type): Drop redundant flags.
10078 * c.opt (Wlong-long): Init to -1.
10079 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10080 and front-end warn_long_long. Wlong-long only depends on other
10081 flags if it is uninitialized.
10082 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10083 the same for CPP and FE.
10084 (restore_extension_diagnostics): Likewise.
10086 2009-04-20 Ian Lance Taylor <iant@google.com>
10088 Fix enum conversions which are invalid in C++:
10089 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10090 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10091 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10092 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10093 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10094 (dbxout_parms): Likewise.
10095 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10096 (df_clear_flags): Likewise.
10097 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10098 top_flag parameter to int.
10099 (df_chain_create_bb_process_use): Likewise.
10100 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10102 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10103 (df_ref_create_structure, df_def_record_1): Likewise.
10104 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10105 (df_notes_rescan): Change 0 to VOIDmode in function call.
10106 (df_get_call_refs, df_insn_refs_collect): Likewise.
10107 (df_bb_regs_collect): Likewise.
10108 (df_entry_block_defs_collect): Likewise.
10109 (df_exit_block_uses_collect): Likewise.
10110 * df.h: Update declarations.
10111 * double-int.c (double_int_divmod): Add cast to enum type.
10112 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10113 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10114 (based_loc_descr): Likewise.
10115 (loc_descriptor_from_tree_1): Change first_op and second_op to
10116 enum dwarf_location_atom. Add cast to enum type.
10117 * expmed.c (init_expmed): Change 0 to SET in function call.
10118 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10119 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10120 (do_store_flag): Likewise.
10121 * fixed-value.h (struct fixed_value): Change mode to enum
10123 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10124 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10126 (insert_insn_decl, insert_decl, insert_state): Likewise.
10127 (automata_list_finish): Likewise.
10128 * genrecog.c (process_define_predicate): Add cast to enum type.
10129 * gensupport.c (init_predicate_table): Add cast to enum type.
10130 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10132 (gimple_build_call_1, gimple_build_label): Likewise.
10133 (gimple_build_goto, gimple_build_asm_1): Likewise.
10134 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10135 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10136 (enum fallback): Rename from enum fallback_t.
10137 (fallback_t): Typedef as int.
10138 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10139 GSI_SAME_STMT in function call.
10140 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10142 (setup_reg_class_relations): Likewise.
10143 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10144 (setup_prohibited_class_mode_regs): Add cast to enum type.
10145 (setup_prohibited_mode_move_regs): Likewise.
10146 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10147 (record_address_regs): Change i to enum reg_class.
10148 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10149 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10150 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10151 (GET_MODE_2XWIDER_MODE): Likewise.
10152 (GET_CLASS_NARROWEST_MODE): Likewise.
10153 * omp-low.c (expand_omp_for): Add cast to enum type.
10154 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10155 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10156 * postreload.c (reload_cse_simplify_operands): Change rclass local
10158 * predict.c (combine_predictions_for_insn): Change best_predictor
10159 and predictor to enum br_predictor.
10160 (combine_predictions_for_bb): Likewise.
10161 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10162 use SET_PREDICT_EXPR_OUTCOME.
10163 * real.c (real_arithmetic): Change icode to code in function call.
10164 * reginfo.c (init_move_cost): Add casts to enum type.
10165 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10166 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10168 * reload.c (find_valid_class): Add casts to enum type.
10169 (push_reload): Change 0 to NO_REGS in function call.
10170 (find_reloads): Change this_alternative to array of enum
10171 reg_class. Remove some now-unnecessary casts.
10172 (make_memloc): Change 0 to VOIDmode in function call.
10173 * reload1.c (reload): Change 0 to VOIDmode in function call.
10174 (eliminate_regs_1, elimination_effects): Likewise.
10175 (eliminate_regs_in_insn): Likewise.
10176 (emit_input_reload_insns): Add cast to enum type.
10177 (delete_output_reload): Change 0 to VOIDmode in function call.
10178 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10179 to enum type in function call.
10180 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10181 (SET_PREDICT_EXPR_OUTCOME): Define.
10182 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10183 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10184 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10185 (dump_function): Likewise.
10186 * tree-dump.h: Update declarations.
10187 * tree-pass.h: Update declarations.
10188 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10189 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10191 (arm_rtx_costs_1): Correct parenthesization.
10192 (arm_rtx_costs): Add casts to enum type.
10193 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10194 (vfp_emit_fstmd): Use add_rg_note.
10195 (emit_multi_reg_push, emit_sfm): Likewise.
10196 (thumb_set_frame_pointer): Likewise.
10197 (arm_expand_prologue): Likewise.
10198 (arm_regno_class): Change return type to enum reg_class.
10199 (thumb1_expand_prologue): Use add_reg_note.
10200 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10201 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10203 * config/arm/gentune.sh: Add cast to enum type.
10204 * config/arm/arm-tune.md: Rebuild.
10205 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10206 (ix86_split_fp_branch, predict_jump): Likewise.
10207 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10208 insn_code to enum rtx_code.
10209 (ix86_builtin_vectorized_function): Add cast to enum type.
10210 * config/i386/i386.md (truncdfsf2): Change slot to enum
10212 (truncxf<mode>2, isinf<mode>2): Likewise.
10213 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10215 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10216 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10217 (insert_bundle_state): Change 1 to INSERT in function call.
10218 (ia64_add_bundle_selector_before): Likewise.
10219 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10220 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10221 (restore_stack_nonlocal): Likewise.
10222 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10224 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10226 (mips_rtx_costs): Likewise.
10227 (mips_override_options): Add casts to enum type.
10228 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10230 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10231 (store_reg, set_reg_plus_d): Likewise.
10232 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10233 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10235 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10237 (emit_unlikely_jump): Use add_reg_note.
10238 (rs6000_emit_allocate_stack): Likewise.
10239 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10240 (output_toc): Change 1 to INSERT in function call.
10241 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10242 (rs6000_initialize_trampoline): Likewise.
10243 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10245 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10246 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10247 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10248 (save_gprs): Use add_reg_note.
10249 (s390_emit_prologue): Likewise.
10250 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10251 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10252 (sparc_fold_builtin): Add cast to enum type.
10253 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10255 (spu_expand_prologue): Use add_reg_note.
10256 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10258 2009-04-20 Ian Lance Taylor <iant@google.com>
10260 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10261 (c_parser_postfix_expression_after_primary): Get VEC for list of
10262 arguments. Get original types of arguments. Call
10263 build_function_call_vec.
10264 (cached_expr_list_1, cached_expr_list_2): New static variables.
10265 (c_parser_expr_list): Change return type to VEC *. Add
10266 p_orig_types parameter. Change all callers.
10267 (c_parser_release_expr): New static function.
10268 (c_parser_vec_to_tree_list): New static function.
10269 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10270 call build_function_call_vec.
10271 (build_function_call_vec): New function, based on old
10272 build_function_call.
10273 (convert_arguments): Remove nargs and argarray parameters. Change
10274 values to a VEC. Add origtypes parameter.
10275 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10276 (convert_for_assignment): Add origtype parameter. Change all
10277 callers. If warn_cxx_compat, check for conversion to an enum
10278 type when calling a function.
10279 (store_init_value): Add origtype parameter. Change all callers.
10280 (digest_init): Likewise.
10281 (struct init_node): Add origtype field.
10282 (add_pending_init): Add origtype parameter. Change all callers.
10283 (output_init_element): Likewise.
10284 (output_pending_init_elements): Pass origtype from init_node to
10285 output_init_element.
10286 (process_init_element): Pass origtype from c_expr to
10287 output_init_element.
10288 (c_finish_return): Add origtype parameter. Change all callers.
10289 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10291 (sync_resolve_params): Likewise.
10292 (sync_resolve_return): Change params to first_param. Change caller.
10293 (resolve_overloaded_builtins): Change params to VEC *. Change
10294 callers. Save first parameter around call to build_function_call_vec.
10295 * c-decl.c (finish_decl): Add origtype parameter. Change all
10296 callers. Call build_function_call_vec rather than
10297 build_function_call for cleanup.
10298 * c-tree.h: Update declarations.
10299 * c-common.h: Update declarations.
10300 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10301 params to first_param.
10302 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10303 params parameter from tree to void *.
10304 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10305 Change arglist parameter to have type void *, and to be a pointer
10307 * config/rs6000/rs6000-protos.h
10308 (altivec_resolve_overloaded_builtin): Update declaration.
10309 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10310 fnargs parameter to have type void *, and to be a pointer to a
10311 VEC. Call build_function_call_vec instead of
10312 build_function_call.
10313 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10315 2009-04-20 Joey Ye <joey.ye@intel.com>
10316 Xuepeng Guo <xuepeng.guo@intel.com>
10317 H.J. Lu <hongjiu.lu@intel.com>
10319 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10321 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10322 (IX86_LEA_PRIORITY): Likewise.
10323 (distance_non_agu_define): New function.
10324 (distance_agu_use): Likewise.
10325 (ix86_lea_for_add_ok): Likewise.
10326 (ix86_dep_by_shift_count): Likewise.
10328 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10329 should split for LEA.
10331 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10333 (ix86_dep_by_shift_count): Likewise.
10335 2009-04-20 Richard Guenther <rguenther@suse.de>
10337 * expr.c (handled_component_p): Move ...
10338 * tree.h (handled_component_p): ... here.
10339 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10340 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10341 and REALPART_EXPR to be in one group.
10343 2009-04-20 Richard Guenther <rguenther@suse.de>
10345 * basic-block.h (get_all_dominated_blocks): Declare.
10346 * dominance.c (get_all_dominated_blocks): New function.
10347 * tree-cfg.c (get_all_dominated_blocks): Remove.
10348 (remove_edge_and_dominated_blocks): Adjust.
10349 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10350 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10351 instead of recursing.
10353 2009-04-20 Doug Kwan <dougkwan@google.com>
10355 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10356 (struct cgraph_node_set_def): New type.
10357 (cgraph_node_set) New type. Also declare vector functions.
10358 (struct cgraph_node_set_element_def): New type.
10359 (cgraph_node_set_element): Ditto.
10360 (cgraph_node_set_iterator): New iterator type.
10361 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10362 cgraph_node_set_remove, dump_cgraph_node_set,
10363 debug_cgraph_node_set): New prototypes.
10364 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10365 cgraph_node_set_size): New inlines.
10366 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10367 including cgraph.h.
10368 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10369 argument to function 'write_summary'.
10370 * ipa.c: Include ggc.h.
10371 (hash_cgraph_node_set_element,
10372 eq_cgraph_node_set_element, cgraph_node_set_new,
10373 cgraph_node_set_add, cgraph_node_set_remove,
10374 cgraph_node_set_find, dump_cgraph_node_set,
10375 debug_cgraph_node_set): New functions.
10376 * Makefile.in (ipa.o): Add dependency on GGC_H.
10378 2009-04-20 Ira Rosen <irar@il.ibm.com>
10380 PR tree-optimization/39675
10381 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10382 check of the return code of vect_schedule_slp. Check that
10383 stmt_vec_info still exists for the statement, before checking its
10384 vectorization type.
10386 2009-04-20 Michael Matz <matz@suse.de>
10388 * Makefile.in (generated_files): Take out $(simple_generated_c).
10390 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10392 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10393 (UINTPTR_TYPE): Likewise.
10395 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10398 * c-typeck.c (digest_init): Check for initializing an array with a
10401 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10404 * c-semantics.c (pop_stmt_list): Propagate
10405 STATEMENT_LIST_HAS_LABEL to parent statement list.
10407 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10409 * config/mips/mips.h (mips_tune_attr): New macro.
10410 * config/mips/mips.md (cpu): Use it.
10412 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10415 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10418 2009-04-19 Diego Novillo <dnovillo@google.com>
10420 * toplev.c (compile_file): Move call to coverage_finish ...
10421 * cgraphunit.c (ipa_passes): ... here.
10422 Call cgraph_process_new_functions.
10423 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10424 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10426 2009-04-19 Jan Hubicka <jh@suse.cz>
10428 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10430 (dump_cgraph_node): Dump can throw external flag.
10431 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10433 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10437 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10438 * common.opt (Wlogical-op): Move from here...
10439 * c.opt (Wlogical-op): ... to here.
10440 * c-typeck.c (parser_build_binary_op): Update call to
10441 warn_logical_operator.
10442 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10444 * c-common.c (warn_logical_op): Update.
10445 * c-common.h (warn_logical_op): Update declaration.
10447 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10449 * tree.c (protected_set_expr_location): Fix formatting.
10451 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10454 * c-typeck.c (readonly_warning): new.
10455 (build_unary_op, build_modify_expr): Use readonly_warning for
10456 storing into something readonly but not const-qualified.
10458 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10461 * c-typeck.c (build_unary_op): Check for taking address of
10462 expression of type void.
10464 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10467 * c-typeck.c (build_function_call): Check for calling a function
10468 with qualified void return types. Call require_complete_type when
10471 2009-04-18 Jan Hubicka <jh@suse.cz>
10473 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10475 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10476 can_throw_external flag.
10477 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10478 * ipa-pure-const.c (ignore_edge): New function.
10479 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10480 only over can_throw_external edges.
10481 (local_pure_const): Add nothrow flag.
10482 * ipa-utils.c (searchc): Add ignore_edge callback.
10483 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10484 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10485 (set_nothrow_function_flags): Update cgraph.
10486 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10488 2009-04-18 Richard Guenther <rguenther@suse.de>
10490 PR middle-end/39804
10491 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10492 (fold_stmt): ... this and ...
10493 (fold_stmt_inplace): ... this.
10494 (fold_stmt_1): Fold references in calls and asms.
10495 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10497 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10499 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10500 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10502 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10504 * tree.c (function_args_count): Remove.
10505 * tree.h: Remove the prototype for function_args_count.
10507 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10509 * tree-iterator.c (expr_only): Remove.
10510 * tree.h: Remove the prototype for expr_only.
10512 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10514 * reginfo.c (cannot_change_mode_set_regs): Remove.
10515 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10517 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10519 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10520 whether operands 0 and 1 overlaps.
10522 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10524 PR middle-end/36902
10525 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10526 pointer. Use warning_at instead of warning.
10527 (search_for_addr_array): Likewise.
10528 (check_array_bounds): Likewise.
10529 (check_all_array_refs): Check that the incoming edge is not in the
10530 list of edges to be removed.
10531 (check_all_array_refs): Avoid the temporal pointer.
10532 (vrp_visit_cond_stmt): Fix typo.
10533 (simplify_switch_using_ranges): Handle the case where the switch
10534 index is an integer constant.
10536 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10538 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10540 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10542 * doc/extend.texi, doc/invoke.texi: Fix typos.
10544 2009-04-17 Cary Coutant <ccoutant@google.com>
10546 * tree-flow-inline.h (get_lineno): Fix inverted test.
10548 2009-04-17 Diego Novillo <dnovillo@google.com>
10550 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10551 assertion for AVAIL_OUT.
10553 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10556 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10557 * config/sh/linux-atomic.asm: Likewise.
10559 2009-04-17 Diego Novillo <dnovillo@google.com>
10561 * except.c (debug_eh_tree): New.
10562 (struct eh_region, struct eh_status): Move ...
10563 * except.h: ... here.
10564 (add_type_for_runtime): Declare extern.
10565 (lookup_type_for_runtime): Likewise.
10566 (debug_eh_tree): Declare.
10567 * Makefile.in (GTFILES): List except.h before except.c
10569 2009-04-17 Diego Novillo <dnovillo@google.com>
10571 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10572 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10573 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10574 (find_vars_r): ... here.
10575 * tree-flow.h (find_referenced_vars_in): Declare.
10576 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10577 that AVAIL_OUT exists for BLOCK.
10578 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10579 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10580 (tree-parloops.o): Likewise.
10582 2009-04-17 Simon Baldwin <simonb@google.com>
10584 * toplev.c (default_tree_printer): Add handling for %E format.
10586 2009-04-17 Diego Novillo <dnovillo@google.com>
10588 * tree-pretty-print.c (dump_generic_node): Add break after
10589 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10590 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10591 FUNCTION_TYPE together. Call print_struct_decl when printing
10592 structures and TDF_SLIM is not given.
10593 (print_struct_decl): Fix logic for detecting recursion.
10595 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10598 * gcc.c (create_at_file): New.
10599 (compile_input_file_p): New.
10600 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10601 * main.c (main): Update call to toplev_main.
10602 * toplev.c (toplev_main): Change signature. Call expandargv.
10603 * toplev.h (toplev_main): Change signature.
10605 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10607 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10608 if the latter is not constant.
10610 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10612 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10614 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10616 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10617 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10619 2009-04-17 Richard Guenther <rguenther@suse.de>
10621 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10622 Handle component references view-converting an invariant address.
10624 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10626 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10627 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10628 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10629 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10630 Use @deftypevr rather than @deftypevar.
10632 2009-04-17 Richard Guenther <rguenther@suse.de>
10634 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10635 (get_prop_source_stmt): Likewise.
10636 (can_propagate_from): Likewise.
10638 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10640 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10641 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10642 (--with-multilib-list): Add default value.
10643 * configure: Regenerate.
10644 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10645 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10646 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10647 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10648 Don't add default cpu to multilib list unnecessarily, but do enable
10649 the relevant compiler option..
10650 Add support for --with-multilib-list=<blank> and
10651 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10652 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10653 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10654 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10655 TM_MULTILIB_CONFIG.
10656 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10657 (MULTILIB_OSDIRNAMES): New variable.
10658 * config/sh/t-1e: Delete file.
10659 * config/sh/t-mlib-sh1: Delete file.
10660 * config/sh/t-mlib-sh2: Delete file.
10661 * config/sh/t-mlib-sh2a: Delete file.
10662 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10663 * config/sh/t-mlib-sh2a-single: Delete file.
10664 * config/sh/t-mlib-sh2a-single-only: Delete file.
10665 * config/sh/t-mlib-sh2e: Delete file.
10666 * config/sh/t-mlib-sh3e: Delete file.
10667 * config/sh/t-mlib-sh4: Delete file.
10668 * config/sh/t-mlib-sh4-nofpu: Delete file.
10669 * config/sh/t-mlib-sh4-single: Delete file.
10670 * config/sh/t-mlib-sh4-single-only: Delete file.
10671 * config/sh/t-mlib-sh4a: Delete file.
10672 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10673 * config/sh/t-mlib-sh4a-single: Delete file.
10674 * config/sh/t-mlib-sh4a-single-only: Delete file.
10675 * config/sh/t-mlib-sh4al: Delete file.
10676 * config/sh/t-mlib-sh5-32media: Delete file.
10677 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10678 * config/sh/t-mlib-sh5-64media: Delete file.
10679 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10680 * config/sh/t-mlib-sh5-compact: Delete file.
10681 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10682 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10683 * doc/install.texi (Options specification): Add
10684 --with-multilib-list and --with-endian.
10686 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10688 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10690 (OBJS-common): Add plugin-version.o.
10691 (plugin-version.o): New.
10692 * gcc-plugin.h (plugin_gcc_version): New.
10693 (plugin_default_version_check): New.
10694 (plugin_init_func, plugin_init): Add version argument.
10695 * plugin-version.c: New.
10696 * plugin.c (str_plugin_gcc_version_name): New.
10697 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10698 pass it to the init function.
10699 (plugin_default_version_check): New.
10701 2009-04-17 Richard Guenther <rguenther@suse.de>
10703 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10704 for decl-vs-decl disambiguation.
10706 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10708 * config/s390/s390.h (s390_tune_attr): New macro definition.
10709 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10711 2009-04-17 Richard Guenther <rguenther@suse.de>
10713 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10714 (fold_stmt_r): Likewise.
10715 (maybe_fold_reference): New function.
10716 (fold_gimple_assign): Handle cases fold_stmt_r did.
10717 (fold_stmt): Do not use fold_stmt_r.
10718 (fold_stmt_inplace): Likewise.
10720 2009-04-17 Richard Guenther <rguenther@suse.de>
10722 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10723 (record_equivalences_from_stmt): Remove useless checks and
10725 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10726 the type is already suitable.
10728 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10730 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10732 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10734 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10735 (CMPtype): Define as __gcc_CMPtype.
10737 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10739 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10740 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10742 2009-04-17 Richard Guenther <rguenther@suse.de>
10744 PR tree-optimization/39746
10745 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10746 special-casing for builtins and static variable use/def.
10747 (call_may_clobber_ref_p_1): Likewise.
10749 2009-04-16 Ian Lance Taylor <iant@google.com>
10751 * df.h: Include "timevar.h".
10752 (struct df_problem): Change tv_id field to timevar_id_t.
10753 * tree-pass.h: Include "timevar.h".
10754 (struct opt_pass): Change tv_id field to timevar_id_t.
10755 * timevar.h (timevar_id_t): Define TV_NONE.
10756 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10757 TV_NONE rather than tv_id != 0.
10758 (execute_one_pass): Likewise.
10759 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10760 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10761 dependencies to $(TREE_PASS_H).
10762 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10764 (pass_branch_target_load_optimize2): Likewise.
10765 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10766 (pass_outof_cfg_layout_mode): Likewise.
10767 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10768 (pass_rebuild_cgraph_edges): Likewise.
10769 (pass_remove_cgraph_callee_edges): Likewise.
10770 * df-core.c (pass_df_initialize_opt): Likewise.
10771 (pass_df_initialize_no_opt): Likewise.
10772 (pass_df_finish): Likewise.
10773 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10774 * except.c (pass_set_nothrow_function_flags): Likewise.
10775 (pass_convert_to_eh_region_ranges): Likewise.
10776 * final.c (pass_compute_alignments): Likewise.
10777 * function.c (pass_instantiate_virtual_regs): Likewise.
10778 (pass_init_function): Likewise.
10779 (pass_leaf_regs): Likewise.
10780 (pass_match_asm_constraints): Likewise.
10781 * gimple-low.c (pass_lower_cf): Likewise.
10782 (pass_mark_used_blocks): Likewise.
10783 * init-regs.c (pass_initialize_regs): Likewise.
10784 * integrate.c (pass_initial_value_sets): Likewise.
10785 * ira.c (pass_ira): Likewise.
10786 * jump.c (pass_cleanup_barriers): Likewise.
10787 * omp-low.c (pass_expand_omp): Likewise.
10788 (pass_lower_omp): Likewise.
10789 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10790 * recog.c (pass_split_all_insns): Likewise.
10791 (pass_split_after_reload): Likewise.
10792 (pass_split_before_regstack): Likewise.
10793 (pass_split_before_sched2): Likewise.
10794 (pass_split_for_shorten_branches): Likewise.
10795 * reginfo.c (pass_reginfo_init): Likewise.
10796 (pass_subregs_of_mode_init): Likewise.
10797 (pass_subregs_of_mode_finish): Likewise.
10798 * passes.c (pass_postreload): Likewise.
10799 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10800 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10801 (pass_warn_function_return): Likewise.
10802 (pass_warn_function_noreturn): Likewise.
10803 * tree-complex.c (pass_lower_complex): Likewise.
10804 (pass_lower_complex_O0): Likewise.
10805 * tree-if-conv.c (pass_if_conversion): Likewise.
10806 * tree-into-ssa.c (pass_build_ssa): Likewise.
10807 * tree-mudflap.c (pass_mudflap_1): Likewise.
10808 (pass_mudflap_2): Likewise.
10809 * tree-nomudflap.c (pass_mudflap_1): Likewise.
10810 (pass_mudflap_2): Likewise.
10811 * tree-nrv.c (pass_return_slot): Likewise.
10812 * tree-object-size.c (pass_object_sizes): Likewise.
10813 * tree-optimize.c (pass_all_optimizations): Likewise.
10814 (pass_early_local_passes): Likewise.
10815 (pass_all_early_optimizations): Likewise.
10816 (pass_cleanup_cfg): Likewise.
10817 (pass_cleanup_cfg_post_optimizing): Likewise.
10818 (pass_free_datastructures): Likewise.
10819 (pass_free_cfg_annotations): Likewise.
10820 (pass_fixup_cfg): Likewise.
10821 (pass_init_datastructures): Likewise.
10822 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
10823 (pass_late_warn_uninitialized): Likewise.
10824 (pass_update_address_taken): Likewise.
10825 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
10826 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
10827 (pass_cse_sincos): Likewise.
10828 (pass_convert_to_rsqrt): Likewise.
10829 * tree-ssa-structalias.c (pass_build_alias): Likewise.
10830 * tree-stdarg.c (pass_stdarg): Likewise.
10831 * tree-tailcall.c (pass_tail_recursion): Likewise.
10832 (pass_tail_calls): Likewise.
10833 * tree-vect-generic.c (pass_lower_vector): Likewise.
10834 (pass_lower_vector_ssa): Likewise.
10835 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
10837 2009-04-16 Joseph Myers <joseph@codesourcery.com>
10839 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
10841 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
10843 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
10844 logical and signext.
10846 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
10849 * config/sh/predicates.md (arith_operand): Check if the operand
10850 of TRUNCATE is a REG.
10852 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10854 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10855 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10857 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10859 * tree-iterator.c (tsi_split_statement_list_after,
10860 tsi_split_statement_list_before): Remove.
10861 * tree-iterator.h: Remove the prototypes for
10862 tsi_split_statement_list_after and tsi_split_statement_list_before.
10864 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10866 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
10867 * tree-ssa-propagate.h: Remove the prototype for
10868 stmt_makes_single_load.
10870 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10872 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10873 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
10875 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10877 * tree-iterator.c (EXPR_LAST_BODY): Remove.
10879 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10881 * except.c (eh_region_outer_p): Remove.
10882 * except.h: Remove the prototype for eh_region_outer_p.
10884 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10886 * function.c (current_function_assembler_name): Remove.
10887 * function.h: Remove the prototype for
10888 current_function_assembler_name.
10890 2009-04-16 Ian Lance Taylor <iant@google.com>
10892 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
10893 (add_reg_note): Call alloc_reg_note.
10894 * rtl.h (alloc_reg_note): Declare.
10895 * combine.c (try_combine): Use alloc_reg_note.
10896 (recog_for_combine, move_deaths): Likewise.
10897 (distribute_notes): Use alloc_reg_note and add_reg_note.
10898 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
10899 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
10900 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
10902 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
10904 PR rtl-optimization/39762
10905 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
10906 ira_may_move_out_cost): Add comments about way of their usage.
10907 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
10909 * ira-conflicts.c (process_regs_for_copy): Use function
10910 ira_get_register_move_cost instead of global
10911 ira_register_move_cost.
10913 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
10914 color_pass, move_spill_restore, update_curr_costs): Ditto.
10916 * ira-lives.c (process_single_reg_class_operands): Ditto.
10918 * ira-emit.c (emit_move_list): Ditto.
10920 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
10921 (record_reg_classes): Ditto. Use functions
10922 ira_get_register_move_cost and ira_get_may_move_cost instead of
10923 global vars ira_register_move_cost, ira_may_move_out_cost and
10924 ira_may_move_in_cost.
10925 (record_address_regs): Don't call ira_init_register_move_cost.
10926 Use function ira_get_may_move_cost instead of global
10927 ira_may_move_in_cost.
10928 (process_bb_node_for_hard_reg_moves): Use function
10929 ira_get_register_move_cost instead of global ira_register_move_cost.
10930 (ira_costs): Don't call ira_init_register_move_cost.
10932 2009-04-16 Richard Guenther <rguenther@suse.de>
10934 * tree-cfg.c (verify_gimple_assign_binary):
10935 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
10936 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
10937 (create_general_new_stmt): Note that this function is broken.
10939 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10941 * common.opt (fhelp): Add Var(help_flag).
10942 * gcc-plugin.h (plugin_info): Add help.
10943 * plugin.c (plugin_name_args): Add help.
10944 (register_plugin_info): Set plugin->help.
10945 (print_help_one_plugin): New.
10946 (print_plugins_help): New.
10947 * plugin.h (print_plugins_help): New.
10948 * toplev.c (toplev_main): Call print_plugins_help if needed.
10950 2009-04-16 Richard Guenther <rguenther@suse.de>
10952 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
10953 (gimple_ior_addresses_taken_1): New function.
10954 (gimple_ior_addresses_taken): Likewise.
10955 * gimple.h (struct gimple_statement_with_ops_base): Remove
10956 addresses_taken member.
10957 (gimple_ior_addresses_taken): Declare.
10958 (gimple_addresses_taken, gimple_addresses_taken_ptr,
10959 gimple_set_addresses_taken): Remove.
10960 * ipa-reference.c (mark_address): New function.
10961 (scan_stmt_for_static_refs): Use it for marking addresses taken.
10962 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
10963 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
10964 (gimple_add_to_addresses_taken): Remove.
10965 (get_tmr_operands): Call mark_address_taken.
10966 (get_asm_expr_operands): Likewise.
10967 (get_expr_operands): Likewise.
10968 (build_ssa_operands): Do not clear the addresses_taken bitmap.
10969 (free_stmt_operands): Do not free it.
10970 * tree-ssa.c (delete_tree_ssa): Likewise.
10971 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
10973 2009-04-16 Richard Guenther <rguenther@suse.de>
10975 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10976 (walk_stmt_load_store_ops): Likewise.
10977 * gimple.c (get_base_loadstore): New function.
10978 (walk_stmt_load_store_addr_ops): Likewise.
10979 (walk_stmt_load_store_ops): Likewise.
10980 * ipa-pure-const.c (check_op): Simplify.
10981 (check_load, check_store): New functions.
10982 (check_stmt): Use walk_stmt_load_store_ops.
10983 * ipa-reference.c (mark_load): Adjust signature.
10984 (mark_store): Likewise.
10985 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
10987 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10989 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10990 (plugin_info): New.
10991 * opts.c (common_handle_option): Don't call print_version.
10992 * plugin.c (plugin_name_args): Add version.
10993 (register_plugin_info): New.
10994 (register_callback): Handle PLUGIN_INFO.
10995 (try_init_one_plugin): New.
10996 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10998 (finalize_one_plugin): New.
10999 (finalize_plugins): New.
11000 (print_one_plugin): New.
11001 (print_plugins_versions): New.
11002 * plugin.h (print_plugins_versions): New.
11003 (finalize_plugins): New.
11004 * toplev.c (compile_file): Don't call initialize_plugins.
11005 (print_version): Call print_plugins_versions.
11006 (toplev_main): Call initialize_plugins. Print version if needed.
11007 Call finalize_plugins.
11009 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11011 * common.opt (fversion): New.
11012 * gcc.c (print_version): New.
11013 (process_command): Don't print the version. Just set print_version.
11014 (main): Print version. Call subprocesses if print_version and
11015 verbose_flag are set.
11016 * opts.c (common_handle_option): Handle OPT_fversion.
11018 2009-04-16 Richard Guenther <rguenther@suse.de>
11019 Ira Rosen <irar@il.ibm.com>
11021 PR tree-optimization/39698
11022 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11023 type of the reduction variable. Only generate the def if
11026 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11027 make sure to first convert to an integer of the same precision.
11028 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11029 the type of the evolution correctly in computing the new
11030 induction variable base.
11032 2009-04-16 Richard Guenther <rguenther@suse.de>
11034 PR middle-end/39625
11035 * tree-cfg.c (make_blocks): Split statements with to-be
11036 abnormal SSA names on the lhs.
11038 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11040 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11041 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11042 * c-typeck.c (really_start_incremental_init): Likewise.
11043 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11044 (TARGET_INITIALIZER): Remove it.
11045 * target.h (struct target): Remove vector_opaque_p.
11046 * tree.c (build_opaque_vector_type): New.
11047 * tree.h (TYPE_VECTOR_OPAQUE): New.
11048 (build_opaque_vector_type): Declare.
11049 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11050 * config/rs6000/rs6000.c (build_opaque_vector_type,
11051 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11052 (rs6000_init_builtins): Use build_opaque_vector_type for
11053 opaque_V4SI_type_node.
11055 2009-04-15 Catherine Moore <clm@codesourcery.com>
11057 * debug.h (set_name): Declare.
11058 * dwarf2out.c (dwarf2out_set_name): Declare.
11059 (dwarf2_debug_hooks): Add set_name.
11060 (find_AT_string): New.
11061 (add_AT_string): Call find_AT_string.
11062 (dwarf2out_set_name): New.
11063 * cp/decl.c (grokdeclarator): Call set_name.
11064 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11065 * debug.c (do_nothing_debug_hooks): Likewise.
11066 * dbxout.c (dbx_debug_hooks): Likewise.
11067 * sdbout.c (sdb_debug_hooks): Likewise.
11069 2009-04-15 Michael Eager <eager@eagercon.com>
11071 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11072 reg for single-precision FPU.
11073 * config/rs6000/rs6000.md (movsi_internal1): Only for
11074 !TARGET_SINGLE_FPU.
11075 (movsi_internal1_single): New. Add pattern to move SI values to/from
11076 single-precision FP regs.
11078 2009-04-15 Richard Guenther <rguenther@suse.de>
11080 * omp-low.c (lower_rec_input_clauses): Build correct address
11082 (expand_omp_for_generic): Fix multiplication type.
11083 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11084 (generate_memset_zero): Fix types.
11085 * tree-profile.c (prepare_instrumented_value): Correctly
11088 2009-04-15 Ian Lance Taylor <iant@google.com>
11090 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11091 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11092 for -Wall and for -Wc++-compat.
11093 (c_common_post_options): For C++, set warn_enum_compare if not
11095 * c-tree.h (struct c_expr): Add field original_type.
11096 (build_external_ref): Update declaration.
11097 * c-parser.c (c_parser_braced_init): Set original_type.
11098 (c_parser_initelt): Likewise.
11099 (c_parser_expr_no_commas): Likewise.
11100 (c_parser_conditional_expression): Likewise.
11101 (c_parser_cast_expression): Likewise.
11102 (c_parser_unary_expression): Likewise. Pull setting of
11103 original_code to top of function.
11104 (c_parser_sizeof_expression): Set original_type.
11105 (c_parser_alignof_expression): Likewise.
11106 (c_parser_postfix_expression): Likewise. Pull setting of
11107 original_code to top of function.
11108 (c_parser_postfix_expression_after_paren_type): Set original_type.
11109 (c_parser_postfix_expression_after_primary): Likewise.
11110 (c_parser_expression): Likewise.
11111 * c-typeck.c (build_external_ref): Add type parameter. Change all
11113 (c_expr_sizeof_expr): Set original_type field.
11114 (parser_build_unary_op): Likewise.
11115 (parser_build_binary_op): Likewise. Optionally warn about
11116 comparisons of enums of different types.
11117 (digest_init): Set original_type field.
11118 (really_start_incremental_init): Likewise.
11119 (push_init_level, pop_init_level): Likewise.
11120 * doc/invoke.texi (Warning Options): -Wenum-compare now
11123 2009-04-15 Richard Guenther <rguenther@suse.de>
11125 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11126 out a necessary conversion.
11127 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11128 names we didn't value number.
11129 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11131 2009-04-15 Richard Guenther <rguenther@suse.de>
11133 PR tree-optimization/39764
11134 * tree-ssa-ccp.c (get_value): Canonicalize value with
11135 canonicalize_float_value.
11137 2009-04-15 Jan Hubicka <jh@suse.cz>
11139 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11140 Wrong version of patch.
11142 2009-04-15 Jan Hubicka <jh@suse.cz>
11144 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11146 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11148 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11149 our distinct integral and vector types.
11151 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11153 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11154 * init.c (build_vtbl_address): Remove call to assemble_external.
11156 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11158 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11159 output for other floating point modes.
11161 2009-04-14 Diego Novillo <dnovillo@google.com>
11163 * diagnostic.c (diagnostic_report_diagnostic): Do not
11164 warn about loaded plugins for DK_ERROR and DK_WARNING.
11165 * c-decl.c (declspecs_add_type): Move call to
11166 invoke_plugin_callbacks ...
11167 * c-parser.c (c_parser_declspecs): ... here.
11168 * plugin.c (dump_active_plugins): Tidy output.
11170 2009-04-14 Diego Novillo <dnovillo@google.com>
11171 Le-Chun Wu <lcwu@google.com>
11173 * configure.ac: Add --enable-plugin support.
11174 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11175 * Makefile.in (PLUGIN_H): Define.
11176 Export ENABLE_PLUGIN and GMPINC to site.exp.
11177 Add PLUGINLIBS to link command.
11178 Add/modify dependencies for plugin.o and files including plugin.h.
11180 * config.in: Regenerate.
11182 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11185 2009-04-14 Le-Chun Wu <lcwu@google.com>
11187 * tree-pass.h (register_one_dump_file): Add a prototype for
11188 register_one_dump_file.
11189 * toplev.c (compile_file): Call initialize_plugins.
11190 (do_compile): Call invoke_plugin_callbacks.
11191 (toplev_main): Call invoke_plugin_callbacks.
11192 * common.opt: Add -fplugin= and -fplugin-arg-.
11193 * gcc-plugin.h: New public header file for plugins to include.
11194 * plugin.c: New source file.
11195 * plugin.h: New internal header file.
11196 * passes.c (register_one_dump_file): Make it external.
11198 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11200 2009-04-14 Diego Novillo <dnovillo@google.com>
11202 * doc/plugins.texi: New.
11203 * doc/gccint.texi: Add reference to Plugins chapter.
11204 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11205 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11206 loaded plugins, if any.
11207 * timevar.def (TV_PLUGIN_INIT): Define.
11208 (TV_PLUGIN_RUN): Define.
11209 * plugin.c: Include timevar.h
11210 (plugins_active_p): New.
11211 (dump_active_plugins): New.
11212 (debug_active_plugins): New.
11214 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11216 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11218 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11220 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11222 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11223 the same as a minus without a shift.
11225 2009-04-14 Nick Clifton <nickc@redhat.com>
11227 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11228 comparisons with small integers will always produce a short
11231 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11234 2008-12-19 Diego Novillo <dnovillo@google.com>
11236 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11238 2009-04-14 Richard Guenther <rguenther@suse.de>
11240 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11242 (verify_gimple_assign_binary): Likewise. Handle shifts and
11244 (verify_gimple_phi): Print the mismatched argument position.
11245 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11247 (vect_update_init_of_dr): Likewise.
11248 * matrix-reorg.c (transform_access_sites): Do what the
11250 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11252 2009-04-13 Michael Eager <eager@eagercon.com>
11254 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11255 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11256 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11257 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11258 remove duplicate config
11260 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11262 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11263 file_name:line_number type locator of the call site.
11265 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11267 * genautomata.c: Put blank after comma.
11268 (automaton_decls): New.
11269 (struct unit_usage): Add comments to member next.
11270 (store_alt_unit_usage): Keep the list ordered.
11271 (unit_present_on_list_p, equal_alternatives_p): New.
11272 (check_regexp_units_distribution): Check units distribution
11273 correctness correctly.
11274 (main): Don't write automata if error is found. Return correct
11277 * config/m68k/cf.md (cfv4_ds): Remove.
11278 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11279 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11281 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11282 power4-load-ext, power4-store, power4-store-update,
11283 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11284 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11285 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11286 power4-sqrt, power4-isync): Modify reservation to make correct
11287 unit distribution to automata.
11289 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11290 power5-store-update, power5-two, power5-three, power5-lmul,
11291 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11293 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11295 * except.c (pass_set_nothrow_function_flags): Set name and add
11297 (set_nothrow_function_flags): Mention in the dump file when
11298 changing a function to nothrow.
11300 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11303 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11304 instead of unsigned long.
11306 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11308 * config/arm/arm.c (return_used_this_function): Remove.
11309 (arm_output_function_prologue): Remove use of
11310 return_used_this_function.
11311 (output_return_instruction): Replace use of
11312 return_used_this_function
11313 by cfun->machine->return_used_this_function.
11314 (arm_output_epilogue): Likewise.
11315 (arm_output_function_epilogue): Likewise.
11316 (thumb_unexpanded_epilogue): Likewise.
11317 * config/arm/arm.h (struct machine_function):
11318 New member return_used_this_function.
11320 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11322 * doc/install.texi: Correct description of default directory for
11323 --with-gxx-include-dir.
11325 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11327 * fold-const.c (build_range_check): Properly deal with enumeral and
11328 boolean base types.
11330 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11332 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11333 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11334 * params.h (MAX_GCSE_PASSES): Remove.
11335 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11336 in sequence. Remove ability to run multiple passes.
11337 (bypass_jumps): Report run as third CPROP pass.
11339 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11341 PR middle-end/39651
11342 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11343 when deciding whether the whole SEQUENCE can throw.
11345 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11348 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11349 offseted label references.
11351 2009-04-11 Jan Hubicka <jh@suse.cz>
11353 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11355 2009-04-11 Richard Guenther <rguenther@suse.de>
11357 PR middle-end/39732
11358 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11359 return variables as TREE_ADDRESSABLE.
11361 2009-04-11 Richard Guenther <rguenther@suse.de>
11363 PR tree-optimization/39713
11364 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11365 reference trees have SSA_NAME operands.
11367 2009-04-11 Richard Guenther <rguenther@suse.de>
11370 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11371 address expressions.
11373 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11375 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11376 match changes in Cygwin 1.7
11377 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11378 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11380 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11382 PR tree-optimization/39701
11383 * doc/invoke.texi (Optimization Options): Document change in
11384 meaning and initialization of -fdelete-null-pointer-checks.
11386 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11388 PR middle-end/39701
11389 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11391 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11394 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11396 2009-04-10 Chao-ying Fu <fu@mips.com>
11398 * doc/tm.texi (Instruction Output): Document
11399 TARGET_ASM_FINAL_POSTSCAN_INSN.
11400 * target.h (final_postscan_insn): New field in asm_out.
11401 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11402 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11403 * final.c (final_scan_insn): Call
11404 targetm.asm_out.final_postscan_insn after outputting
11405 an asm macro and a normal instruction.
11407 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11408 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11409 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11410 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11411 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11413 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11415 PR middle-end/39701
11416 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11417 variables as non-NULL even with -fdelete-null-pointer-checks.
11419 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11421 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11423 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11426 * config/i386/i386.c (classify_argument): Handle SCmode with
11427 (bit_offset % 64) != 0.
11429 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11431 * doc/invoke.texi (Optimize Options): Add cross-reference to
11432 -Q --help=optimizers examples.
11434 2009-04-10 Ben Elliston <bje@au.ibm.com>
11437 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11438 regalign for the reg == fpr and TDmode case.
11440 2009-04-09 David Ayers <ayers@fsfe.org>
11443 * objc/objc-act.c (warn_with_method): Remove helper function.
11444 (check_duplicates): Call warning and inform directly.
11445 (really_start_method): Likewise.
11447 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11449 * expmed.c (expand_divmod): Always use a comparison for a division
11450 by a large unsigned integer.
11452 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11453 for things others than variables or functions as nonzero.
11455 2009-04-09 Nick Clifton <nickc@redhat.com>
11457 * unwind-compat.c: Change copyright header to refer to version
11458 3 of the GNU General Public License with version 3.1 of the
11459 GCC Runtime Library Exception and to point readers at the
11460 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11461 * config/alpha/crtfastmath.c: Likewise.
11462 * config/alpha/linux-unwind.h: Likewise.
11463 * config/alpha/qrnnd.asm: Likewise.
11464 * config/alpha/vms-crt0-64.c: Likewise.
11465 * config/alpha/vms-crt0.c: Likewise.
11466 * config/alpha/vms-dwarf2.asm: Likewise.
11467 * config/alpha/vms-dwarf2eh.asm: Likewise.
11468 * config/alpha/vms-psxcrt0-64.c: Likewise.
11469 * config/alpha/vms-psxcrt0.c: Likewise.
11470 * config/alpha/vms_tramp.asm: Likewise.
11471 * config/arc/initfini.c: Likewise.
11472 * config/arc/lib1funcs.asm: Likewise.
11473 * config/arm/bpabi-v6m.S: Likewise.
11474 * config/arm/bpabi.S: Likewise.
11475 * config/arm/bpabi.c: Likewise.
11476 * config/arm/crti.asm: Likewise.
11477 * config/arm/crtn.asm: Likewise.
11478 * config/arm/ieee754-df.S: Likewise.
11479 * config/arm/ieee754-sf.S: Likewise.
11480 * config/arm/lib1funcs.asm: Likewise.
11481 * config/arm/libunwind.S: Likewise.
11482 * config/arm/linux-atomic.c: Likewise.
11483 * config/arm/mmintrin.h: Likewise.
11484 * config/arm/pr-support.c: Likewise.
11485 * config/arm/unaligned-funcs.c: Likewise.
11486 * config/arm/unwind-arm.c: Likewise.
11487 * config/arm/unwind-arm.h: Likewise.
11488 * config/avr/libgcc.S: Likewise.
11489 * config/bfin/crti.s: Likewise.
11490 * config/bfin/crtlibid.s: Likewise.
11491 * config/bfin/crtn.s: Likewise.
11492 * config/bfin/lib1funcs.asm: Likewise.
11493 * config/bfin/linux-unwind.h: Likewise.
11494 * config/cris/arit.c: Likewise.
11495 * config/cris/cris_abi_symbol.c: Likewise.
11496 * config/darwin-64.c: Likewise.
11497 * config/darwin-crt2.c: Likewise.
11498 * config/darwin-crt3.c: Likewise.
11499 * config/darwin.h: Likewise.
11500 * config/dbxelf.h: Likewise.
11501 * config/dfp-bit.c: Likewise.
11502 * config/dfp-bit.h: Likewise.
11503 * config/elfos.h: Likewise.
11504 * config/fixed-bit.c: Likewise.
11505 * config/fixed-bit.h: Likewise.
11506 * config/fp-bit.c: Likewise.
11507 * config/fp-bit.h: Likewise.
11508 * config/fr30/crti.asm: Likewise.
11509 * config/fr30/crtn.asm: Likewise.
11510 * config/fr30/lib1funcs.asm: Likewise.
11511 * config/freebsd-spec.h: Likewise.
11512 * config/frv/cmovd.c: Likewise.
11513 * config/frv/cmovh.c: Likewise.
11514 * config/frv/cmovw.c: Likewise.
11515 * config/frv/frvbegin.c: Likewise.
11516 * config/frv/frvend.c: Likewise.
11517 * config/frv/lib1funcs.asm: Likewise.
11518 * config/glibc-stdint.h: Likewise.
11519 * config/h8300/clzhi2.c: Likewise.
11520 * config/h8300/crti.asm: Likewise.
11521 * config/h8300/crtn.asm: Likewise.
11522 * config/h8300/ctzhi2.c: Likewise.
11523 * config/h8300/fixunssfsi.c: Likewise.
11524 * config/h8300/lib1funcs.asm: Likewise.
11525 * config/h8300/parityhi2.c: Likewise.
11526 * config/h8300/popcounthi2.c: Likewise.
11527 * config/i386/ammintrin.h: Likewise.
11528 * config/i386/att.h: Likewise.
11529 * config/i386/avxintrin.h: Likewise.
11530 * config/i386/biarch64.h: Likewise.
11531 * config/i386/bmmintrin.h: Likewise.
11532 * config/i386/cpuid.h: Likewise.
11533 * config/i386/cross-stdarg.h: Likewise.
11534 * config/i386/crtfastmath.c: Likewise.
11535 * config/i386/crtprec.c: Likewise.
11536 * config/i386/cygming-crtbegin.c: Likewise.
11537 * config/i386/cygming-crtend.c: Likewise.
11538 * config/i386/cygwin.asm: Likewise.
11539 * config/i386/emmintrin.h: Likewise.
11540 * config/i386/gmm_malloc.h: Likewise.
11541 * config/i386/gthr-win32.c: Likewise.
11542 * config/i386/i386.h: Likewise.
11543 * config/i386/immintrin.h: Likewise.
11544 * config/i386/linux-unwind.h: Likewise.
11545 * config/i386/linux64.h: Likewise.
11546 * config/i386/mm3dnow.h: Likewise.
11547 * config/i386/mmintrin-common.h: Likewise.
11548 * config/i386/mmintrin.h: Likewise.
11549 * config/i386/nmmintrin.h: Likewise.
11550 * config/i386/pmm_malloc.h: Likewise.
11551 * config/i386/pmmintrin.h: Likewise.
11552 * config/i386/smmintrin.h: Likewise.
11553 * config/i386/sol2-c1.asm: Likewise.
11554 * config/i386/sol2-ci.asm: Likewise.
11555 * config/i386/sol2-cn.asm: Likewise.
11556 * config/i386/sol2-gc1.asm: Likewise.
11557 * config/i386/tmmintrin.h: Likewise.
11558 * config/i386/unix.h: Likewise.
11559 * config/i386/w32-unwind.h: Likewise.
11560 * config/i386/wmmintrin.h: Likewise.
11561 * config/i386/x86-64.h: Likewise.
11562 * config/i386/x86intrin.h: Likewise.
11563 * config/i386/xmmintrin.h: Likewise.
11564 * config/ia64/crtbegin.asm: Likewise.
11565 * config/ia64/crtend.asm: Likewise.
11566 * config/ia64/crtfastmath.c: Likewise.
11567 * config/ia64/crti.asm: Likewise.
11568 * config/ia64/crtn.asm: Likewise.
11569 * config/ia64/fde-glibc.c: Likewise.
11570 * config/ia64/lib1funcs.asm: Likewise.
11571 * config/ia64/linux-unwind.h: Likewise.
11572 * config/ia64/quadlib.c: Likewise.
11573 * config/ia64/unwind-ia64.c: Likewise.
11574 * config/linux.h: Likewise.
11575 * config/m32c/m32c-lib1.S: Likewise.
11576 * config/m32c/m32c-lib2-trapv.c: Likewise.
11577 * config/m32c/m32c-lib2.c: Likewise.
11578 * config/m32r/initfini.c: Likewise.
11579 * config/m68hc11/larith.asm: Likewise.
11580 * config/m68hc11/m68hc11-crt0.S: Likewise.
11581 * config/m68k/cf.md: Likewise.
11582 * config/m68k/crti.s: Likewise.
11583 * config/m68k/crtn.s: Likewise.
11584 * config/m68k/lb1sf68.asm: Likewise.
11585 * config/m68k/linux-unwind.h: Likewise.
11586 * config/mcore/crti.asm: Likewise.
11587 * config/mcore/crtn.asm: Likewise.
11588 * config/mcore/lib1.asm: Likewise.
11589 * config/mips/linux-unwind.h: Likewise.
11590 * config/mips/loongson.h: Likewise.
11591 * config/mips/mips16.S: Likewise.
11592 * config/mmix/crti.asm: Likewise.
11593 * config/mmix/crtn.asm: Likewise.
11594 * config/pa/fptr.c: Likewise.
11595 * config/pa/hpux-unwind.h: Likewise.
11596 * config/pa/lib2funcs.asm: Likewise.
11597 * config/pa/linux-atomic.c: Likewise.
11598 * config/pa/linux-unwind.h: Likewise.
11599 * config/pa/milli64.S: Likewise.
11600 * config/pa/quadlib.c: Likewise.
11601 * config/pa/stublib.c: Likewise.
11602 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11603 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11604 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11605 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11606 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11607 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11608 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11609 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11610 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11611 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11612 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11613 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11614 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11615 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11616 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11617 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11618 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11619 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11620 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11621 * config/rs6000/750cl.h: Likewise.
11622 * config/rs6000/altivec.h: Likewise.
11623 * config/rs6000/biarch64.h: Likewise.
11624 * config/rs6000/crtresfpr.asm: Likewise.
11625 * config/rs6000/crtresgpr.asm: Likewise.
11626 * config/rs6000/crtresxfpr.asm: Likewise.
11627 * config/rs6000/crtresxgpr.asm: Likewise.
11628 * config/rs6000/crtsavfpr.asm: Likewise.
11629 * config/rs6000/crtsavgpr.asm: Likewise.
11630 * config/rs6000/darwin-asm.h: Likewise.
11631 * config/rs6000/darwin-fallback.c: Likewise.
11632 * config/rs6000/darwin-fpsave.asm: Likewise.
11633 * config/rs6000/darwin-ldouble.c: Likewise.
11634 * config/rs6000/darwin-tramp.asm: Likewise.
11635 * config/rs6000/darwin-unwind.h: Likewise.
11636 * config/rs6000/darwin-vecsave.asm: Likewise.
11637 * config/rs6000/darwin-world.asm: Likewise.
11638 * config/rs6000/e500crtres32gpr.asm: Likewise.
11639 * config/rs6000/e500crtres64gpr.asm: Likewise.
11640 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11641 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11642 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11643 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11644 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11645 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11646 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11647 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11648 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11649 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11650 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11651 * config/rs6000/eabi-ci.asm: Likewise.
11652 * config/rs6000/eabi-cn.asm: Likewise.
11653 * config/rs6000/eabi.asm: Likewise.
11654 * config/rs6000/linux-unwind.h: Likewise.
11655 * config/rs6000/linux64.h: Likewise.
11656 * config/rs6000/paired.h: Likewise.
11657 * config/rs6000/paired.md: Likewise.
11658 * config/rs6000/ppc64-fp.c: Likewise.
11659 * config/rs6000/ppu_intrinsics.h: Likewise.
11660 * config/rs6000/rs6000.h: Likewise.
11661 * config/rs6000/si2vmx.h: Likewise.
11662 * config/rs6000/sol-ci.asm: Likewise.
11663 * config/rs6000/sol-cn.asm: Likewise.
11664 * config/rs6000/spe.h: Likewise.
11665 * config/rs6000/spu2vmx.h: Likewise.
11666 * config/rs6000/sysv4.h: Likewise.
11667 * config/rs6000/tramp.asm: Likewise.
11668 * config/rs6000/vec_types.h: Likewise.
11669 * config/s390/linux-unwind.h: Likewise.
11670 * config/s390/tpf-unwind.h: Likewise.
11671 * config/score/crti.asm: Likewise.
11672 * config/score/crtn.asm: Likewise.
11673 * config/sh/crt1.asm: Likewise.
11674 * config/sh/crti.asm: Likewise.
11675 * config/sh/crtn.asm: Likewise.
11676 * config/sh/divtab-sh4-300.c: Likewise.
11677 * config/sh/divtab-sh4.c: Likewise.
11678 * config/sh/divtab.c: Likewise.
11679 * config/sh/lib1funcs-4-300.asm: Likewise.
11680 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11681 * config/sh/lib1funcs.asm: Likewise.
11682 * config/sh/lib1funcs.h: Likewise.
11683 * config/sh/linux-atomic.asm: Likewise.
11684 * config/sh/linux-unwind.h: Likewise.
11685 * config/sh/shmedia.h: Likewise.
11686 * config/sh/sshmedia.h: Likewise.
11687 * config/sh/ushmedia.h: Likewise.
11688 * config/sparc/crtfastmath.c: Likewise.
11689 * config/sparc/linux-unwind.h: Likewise.
11690 * config/sparc/sol2-c1.asm: Likewise.
11691 * config/sparc/sol2-ci.asm: Likewise.
11692 * config/sparc/sol2-cn.asm: Likewise.
11693 * config/spu/divmodti4.c: Likewise.
11694 * config/spu/divv2df3.c: Likewise.
11695 * config/spu/float_disf.c: Likewise.
11696 * config/spu/float_unsdidf.c: Likewise.
11697 * config/spu/float_unsdisf.c: Likewise.
11698 * config/spu/float_unssidf.c: Likewise.
11699 * config/spu/mfc_multi_tag_release.c: Likewise.
11700 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11701 * config/spu/mfc_tag_release.c: Likewise.
11702 * config/spu/mfc_tag_reserve.c: Likewise.
11703 * config/spu/mfc_tag_table.c: Likewise.
11704 * config/spu/multi3.c: Likewise.
11705 * config/spu/spu_internals.h: Likewise.
11706 * config/spu/spu_intrinsics.h: Likewise.
11707 * config/spu/spu_mfcio.h: Likewise.
11708 * config/spu/vec_types.h: Likewise.
11709 * config/spu/vmx2spu.h: Likewise.
11710 * config/stormy16/stormy16-lib2.c: Likewise.
11711 * config/svr4.h: Likewise.
11712 * config/sync.c: Likewise.
11713 * config/v850/lib1funcs.asm: Likewise.
11714 * config/vxlib-tls.c: Likewise.
11715 * config/vxlib.c: Likewise.
11716 * config/vxworks-dummy.h: Likewise.
11717 * config/xtensa/crti.asm: Likewise.
11718 * config/xtensa/crtn.asm: Likewise.
11719 * config/xtensa/ieee754-df.S: Likewise.
11720 * config/xtensa/ieee754-sf.S: Likewise.
11721 * config/xtensa/lib1funcs.asm: Likewise.
11722 * config/xtensa/lib2funcs.S: Likewise.
11723 * config/xtensa/linux-unwind.h: Likewise.
11724 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11725 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11726 * coretypes.h: Likewise.
11727 * crtstuff.c: Likewise.
11728 * defaults.h: Likewise.
11729 * dwarf2.h: Likewise.
11730 * emutls.c: Likewise.
11731 * gbl-ctors.h: Likewise.
11732 * gcov-io.h: Likewise.
11733 * ginclude/float.h: Likewise.
11734 * ginclude/iso646.h: Likewise.
11735 * ginclude/stdarg.h: Likewise.
11736 * ginclude/stdbool.h: Likewise.
11737 * ginclude/stddef.h: Likewise.
11738 * ginclude/stdfix.h: Likewise.
11739 * ginclude/stdint-gcc.h: Likewise.
11740 * ginclude/tgmath.h: Likewise.
11741 * gthr-aix.h: Likewise.
11742 * gthr-dce.h: Likewise.
11743 * gthr-gnat.c: Likewise.
11744 * gthr-gnat.h: Likewise.
11745 * gthr-lynx.h: Likewise.
11746 * gthr-mipssde.h: Likewise.
11747 * gthr-nks.h: Likewise.
11748 * gthr-posix.c: Likewise.
11749 * gthr-posix.h: Likewise.
11750 * gthr-posix95.h: Likewise.
11751 * gthr-rtems.h: Likewise.
11752 * gthr-single.h: Likewise.
11753 * gthr-solaris.h: Likewise.
11754 * gthr-tpf.h: Likewise.
11755 * gthr-vxworks.h: Likewise.
11756 * gthr-win32.h: Likewise.
11757 * gthr.h: Likewise.
11758 * libgcc2.c: Likewise.
11759 * libgcc2.h: Likewise.
11760 * libgcov.c: Likewise.
11761 * tsystem.h: Likewise.
11762 * typeclass.h: Likewise.
11763 * unwind-c.c: Likewise.
11764 * unwind-compat.h: Likewise.
11765 * unwind-dw2-fde-compat.c: Likewise.
11766 * unwind-dw2-fde-darwin.c: Likewise.
11767 * unwind-dw2-fde-glibc.c: Likewise.
11768 * unwind-dw2-fde.c: Likewise.
11769 * unwind-dw2-fde.h: Likewise.
11770 * unwind-dw2.c: Likewise.
11771 * unwind-dw2.h: Likewise.
11772 * unwind-generic.h: Likewise.
11773 * unwind-pe.h: Likewise.
11774 * unwind-sjlj.c: Likewise.
11775 * unwind.inc: Likewise.
11776 * config/arm/neon-gen.ml: Change generated copyright header to
11777 refer to version 3 of the GNU General Public License with
11778 version 3.1 of the GCC Runtime Library Exception and to point
11779 readers at the COPYING3 and COPYING3.RUNTIME files and the
11780 FSF's license web page.
11781 * config/arm/arm_neon.h: Regenerate.
11783 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11785 * config/cris/cris.md: Change copyright header to refer to version
11786 3 of the GNU General Public License.
11787 * doc/install.texi2html: Change copyright header to refer to version
11788 3 of the GNU General Public License and to point readers at the
11789 COPYING3 file and the FSF's license web page.
11790 * config/vax/linux.h: Likewise.
11792 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11794 * config/i386/i386.md (cmpcc): New.
11795 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11796 (sync_compare_and_swap_cc*): Delete.
11798 * config/s390/s390.c (s390_compare_emitted): Remove.
11799 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11800 s390_compare_emitted used to be handled. Assert that modes match.
11801 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11802 refer to sync_compare_and_swap_ccsi.
11803 * config/s390/s390.h (s390_compare_emitted): Remove.
11804 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11805 instead of s390_compare_emitted.
11806 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11807 instead of s390_compare_emitted.
11808 * config/s390/s390.md (cmpcc): New.
11809 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
11810 CC_REGNUM, do not pretend it's set.
11811 (sync_compare_and_swap_cc*): Delete.
11812 * config/s390/predicates.md (cc_reg_operand): New.
11814 * expr.c (sync_compare_and_swap_cc): Delete.
11815 * optabs.h (sync_compare_and_swap_cc): Delete.
11816 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
11817 is being used with can_compare_p.
11818 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
11819 (find_cc_set): New.
11820 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
11821 look for a MODE_CC set instead. Use emit_store_flag.
11822 (expand_compare_and_swap_loop): Likewise, with some additional
11823 complication to avoid a force_reg when useless. Use
11824 emit_cmp_and_jump_insns.
11825 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
11826 * doc/md.texi (sync_compare_and_swap_cc): Merge with
11827 sync_compare_and_swap documentation.
11829 2009-04-09 Jan Hubicka <jh@suse.cz>
11831 * except.c (find_prev_try): Break out from ....
11832 (duplicate_eh_regions): ... here; properly update prev_try pointers
11833 when duplication part of tree.
11834 (dump_eh_tree): Improve dumping.
11835 (verify_eh_region): New.
11836 (verify_eh_tree): Use it.
11838 2009-04-06 Richard Guenther <rguenther@suse.de>
11840 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
11841 &ARRAY addresses by adjusting their types and prepending
11843 * tree-cfg.c (verify_gimple_assign_single): Verify that
11844 addresses are correct.
11846 2009-04-09 Richard Guenther <rguenther@suse.de>
11848 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
11849 indices into an array reference if possible.
11850 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11851 Fold POINTER_PLUS_EXPR statements with invariant address.
11853 2009-04-09 Alan Modra <amodra@bigpond.net.au>
11856 * config.gcc (powerpc64-*-linux*): Always build biarch.
11858 2009-04-09 Joseph Myers <joseph@codesourcery.com>
11861 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
11862 it and pedwarn if this results in an INTEGER_CST.
11864 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11866 * doc/install.texi: Update minimum GMP version. Remove obsolete
11867 text in MPFR section.
11869 2009-04-08 Jakub Jelinek <jakub@redhat.com>
11871 * dwarf2out.c (class_scope_p): New static inline.
11872 (class_or_namespace_scope_p): Use it.
11873 (gen_variable_die): Use DW_TAG_member tag for static data member
11874 declarations instead of DW_TAG_variable.
11876 PR middle-end/39573
11877 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
11880 2009-04-08 Richard Guenther <rguenther@suse.de>
11882 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
11883 valueize random data.
11885 2009-04-08 David Edelsohn <edelsohn@gnu.org>
11887 * config.gcc (aix tm_file): Add aix-stdint.h.
11888 (aix tm clause use_gcc_stdint): Set to wrap.
11889 * config/rs6000/aix-stdint.h: New file.
11891 2009-04-08 Richard Guenther <rguenther@suse.de>
11893 PR middle-end/36291
11894 * tree-dfa.c (add_referenced_var): Do not recurse into
11895 global initializers.
11896 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
11898 (fold_const_aggregate_ref): Likewise.
11900 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11902 * recog.c (ordered_comparison_operator): New.
11903 * gensupport.c (std_preds): Add it.
11904 * doc/md.texi (Machine-Independent Predicates): Document it.
11906 2009-04-08 Jan Hubicka <jh@suse.cz>
11908 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
11909 * function.h (rtl_eh): Remove exception_handler_label_map.
11910 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
11911 remove_exception_handler_label, for_each_eh_label_1): Remove.
11912 (rtl_remove_unreachable_regions): Remove.
11913 (convert_from_eh_region_ranges): Do not remove unreachable regions.
11914 (find_exception_handler_labels): Don't build the hashtable.
11915 (maybe_remove_eh_handler): Remove.
11916 (for_each_eh_label): Rewrite to walk the tree.
11917 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
11918 * except.h (maybe_remove_eh_handler): Remove.
11919 * passes.c (init_optimization_passes): Schedule second EH cleanup
11921 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
11922 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
11924 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11926 * genoutput.c (validate_optab_operands): New.
11927 (gen_insn, gen_expand): Call it.
11929 * genflags.c (gen_insn): Detect misused iterators.
11930 (main): Pass line_no to gen_insn, exit with status 1 on error.
11932 * genextract.c (line_no): Make global.
11933 (VEC_safe_set_locstr): Change assertion to error message.
11934 (main): Exit with status 1 on error.
11936 2009-04-08 Joseph Myers <joseph@codesourcery.com>
11940 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11941 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11942 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
11943 * c-convert.c (convert): Do not call fold on results of conversion
11944 functions when the result is a C_MAYBE_CONST_EXPR.
11945 * c-parser.c (c_parser_postfix_expression): Do not fold condition
11946 of __builtin_choose_expr.
11947 * c-typeck.c (remove_c_maybe_const_expr): New.
11948 (build_unary_op, build_conditional_expr, build_compound_expr,
11949 build_binary_op, c_objc_common_truthvalue_conversion): Call
11950 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
11953 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
11955 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
11956 CODE to produce a new one. Add a prototype to use fold_convert_const
11958 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
11961 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
11962 mix declarations and code.
11964 2009-04-08 Ben Elliston <bje@au.ibm.com>
11966 * gcc.c: Replace `CC' with `GCC' throughout.
11968 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
11970 * doc/invoke.texi: Document Atom support.
11972 2009-04-07 Jason Merrill <jason@redhat.com>
11975 * c-common.h, c-common.c: Add flag_pretty_templates.
11976 * c-opts.c (c_common_handle_option): Set it.
11977 * c.opt: Add -fno-pretty-templates.
11978 * doc/invoke.texi (C++ Dialect Options): Likewise.
11980 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
11982 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
11983 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
11984 (ia64_expand_builtin): Likewise.
11986 2009-04-07 Martin Jambor <mjambor@suse.cz>
11988 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11989 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11990 ADDR_EXPRS are include too.
11992 2009-04-07 Richard Guenther <rguenther@suse.de>
11994 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11995 decls are only used if passes as parameters or if they are
11996 local statics and the call is not to a builtin.
11997 (call_may_clobber_ref_p_1): Likewise.
11999 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12001 * expr.c (do_store_flag): Remove last argument. Simplify code
12002 to avoid duplication of tests already done by can_compare_p.
12003 (expand_expr_real_1): Adjust caller.
12005 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12007 * optabs.c (can_compare_p): Test the predicate of a
12008 cbranch and cstore pattern.
12010 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12012 * expr.c (convert_move): Use emit_store_flag instead of
12015 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12017 * config/i386/i386.c (ix86_compare_emitted): Remove.
12018 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12019 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12020 * config/i386/i386.h (ix86_compare_emitted): Remove.
12021 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12022 instead of ix86_compare_emitted.
12023 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12025 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12027 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12028 Add t-sysroot-suffix to tmake_file.
12029 * config/print-sysroot-suffix.sh: New file.
12030 * config/t-sysroot-suffix: New file.
12032 2009-04-07 Ben Elliston <bje@au.ibm.com>
12034 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12035 as the latter produces a warning when the target does not support
12038 2009-04-07 Ben Elliston <bje@au.ibm.com>
12040 * dfp.c: Replace type punning assignments with memcpy throughout.
12041 * Makefile.in (dfp.o-warn): Remove.
12043 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12046 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12047 Include soft-fp/t-softfp after rs6000/t-linux64.
12049 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12051 * stor-layout.c (set_sizetype): Use the full precision of their
12052 machine mode for bitsize types.
12054 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12056 * config/i386/i386.md: Revert 2 accidental checkins.
12058 2009-04-06 Joey Ye <joey.ye@intel.com>
12059 Xuepeng Guo <xuepeng.guo@intel.com>
12060 H.J. Lu <hongjiu.lu@intel.com>
12062 Atom pipeline model, tuning and insn selection.
12063 * config.gcc (atom): Add atom config options and target.
12065 * config/i386/atom.md: New.
12067 * config/i386/i386.c (atom_cost): New cost.
12068 (m_ATOM): New macro flag.
12069 (initial_ix86_tune_features): Set m_ATOM.
12070 (x86_accumulate_outgoing_args): Likewise.
12071 (x86_arch_always_fancy_math_387): Likewise.
12072 (processor_target): Add Atom cost.
12073 (cpu_names): Add Atom cpu name.
12074 (override_options): Set Atom ISA.
12075 (ix86_issue_rate): New case PROCESSOR_ATOM.
12076 (ix86_adjust_cost): Likewise.
12078 * config/i386/i386.h (TARGET_ATOM): New target macro.
12079 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12080 (TARGET_OPT_AGU): New target option.
12081 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12082 (processor_type): Add PROCESSOR_ATOM.
12084 * config/i386/i386.md (cpu): Add new value "atom".
12085 (use_carry, movu): New attr.
12086 (atom.md): Include atom.md.
12087 (adddi3_carry_rex64): Set attr "use_carry".
12088 (addqi3_carry): Likewise.
12089 (addhi3_carry): Likewise.
12090 (addsi3_carry): Likewise.
12091 (*addsi3_carry_zext): Likewise.
12092 (subdi3_carry_rex64): Likewise.
12093 (subqi3_carry): Likewise.
12094 (subhi3_carry): Likewise.
12095 (subsi3_carry): Likewise.
12096 (x86_movdicc_0_m1_rex64): Likewise.
12097 (*x86_movdicc_0_m1_se): Likewise.
12098 (x86_movsicc_0_m1): Likewise.
12099 (*x86_movsicc_0_m1_se): Likewise.
12100 (*adddi_1_rex64): Emit add insn as much as possible.
12101 (*addsi_1): Likewise.
12102 (return_internal): Set atom_unit.
12103 (return_internal_long): Likewise.
12104 (return_pop_internal): Likewise.
12105 (*rcpsf2_sse): Set atom_sse_attr attr.
12106 (*qrt<mode>2_sse): Likewise.
12107 (*prefetch_sse): Likewise.
12109 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12111 (ix86_target_macros_internal): Likewise.
12113 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12114 (*prefetch_sse_rex): Likewise.
12115 (sse_rcpv4sf2): Likewise.
12116 (sse_vmrcpv4sf2): Likewise.
12117 (sse_sqrtv4sf2): Likewise.
12118 (<sse>_vmsqrt<mode>2): Likewise.
12119 (sse_ldmxcsr): Likewise.
12120 (sse_stmxcsr): Likewise.
12121 (*sse_sfence): Likewise.
12122 (sse2_clflush): Likewise.
12123 (*sse2_mfence): Likewise.
12124 (*sse2_lfence): Likewise.
12125 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12126 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12127 (avx_movdqu<avxmodesuffix>): Likewise.
12128 (avx_lddqu<avxmodesuffix>): Likewise.
12129 (sse2_movntv2di): Change attr "type" to "ssemov".
12130 (sse2_movntsi): Likewise.
12131 (rsqrtv8sf2): Change attr "type" to "sseadd".
12132 (sse3_addsubv2df3): Set attr "atom_unit".
12133 (sse3_h<plusminus_insn>v4sf3): Likewise.
12134 (*sse2_pmaddwd): Likewise.
12135 (*vec_extractv2di_1_rex64): Likewise.
12136 (*vec_extractv2di_1_avx): Likewise.
12137 (sse2_psadbw): Likewise.
12138 (ssse3_phaddwv8hi3): Likewise.
12139 (ssse3_phaddwv4hi3): Likewise.
12140 (ssse3_phadddv4si3): Likewise.
12141 (ssse3_phadddv2si3): Likewise.
12142 (ssse3_phaddswv8hi3): Likewise.
12143 (ssse3_phaddswv4hi3): Likewise.
12144 (ssse3_phsubwv8hi3): Likewise.
12145 (ssse3_phsubwv4hi3): Likewise.
12146 (ssse3_phsubdv4si3): Likewise.
12147 (ssse3_phsubdv2si3): Likewise.
12148 (ssse3_phsubswv8hi3): Likewise.
12149 (ssse3_phsubswv4hi3): Likewise.
12150 (ssse3_pmaddubsw128): Likewise.
12151 (sse3_pmaddubsw: Likewise.
12152 (ssse3_palignrti): Likewise.
12153 (ssse3_palignrdi): Likewise.
12155 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12157 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12159 2009-04-06 Richard Guenther <rguenther@suse.de>
12161 PR tree-optimization/28868
12162 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12163 of which PHI results we inserted.
12164 (insert_into_preds_of_block): Record inserted PHIs.
12165 (eliminate): Eliminate redundant PHI nodes.
12166 (init_pre): Init inserted_phi_names.
12168 2009-04-06 Richard Guenther <rguenther@suse.de>
12170 PR tree-optimization/39643
12171 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12172 IMAGPART_EXPRs of complex constants.
12173 (execute_fold_all_builtins): If we folded a call queue
12174 TODO_update_address_taken.
12176 2009-04-06 Jan Hubicka <jh@suse.cz>
12178 PR middle-end/39659
12179 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12182 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12184 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12186 (ic_invalidate_array): Likewise.
12188 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12190 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12191 alignment for library calls.
12193 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12195 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12196 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12197 * config/i386/mingw-stdint.h: New file.
12199 2009-04-05 Richard Guenther <rguenther@suse.de>
12201 PR tree-optimization/39648
12202 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12203 our &A vs. &A[0] IL deficiencies.
12205 2009-04-04 Jan Hubicka <jh@suse.cz>
12207 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12208 removed toplevel regions.
12209 (sjlj_mark_call_sites): Likewise.
12211 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12213 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12214 (cygwin tm clause use_gcc_stdint): Set to wrap.
12215 * config/i386/cygwin-stdint.h: New file.
12217 2009-04-04 Richard Guenther <rguenther@suse.de>
12219 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12220 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12221 single-argument PHIs if we are in loop-closed SSA form.
12222 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12223 for the pre-condition.
12224 (slpeel_tree_peel_loop_to_edge): Likewise.
12225 (vect_build_loop_niters): Take an optional sequence to append stmts.
12226 (vect_generate_tmps_on_preheader): Likewise.
12227 (vect_do_peeling_for_loop_bound): Take extra guards for the
12229 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12230 the cost model check.
12231 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12232 guards if we are going to peel. Do not apply versioning in that case.
12233 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12234 (vect_do_peeling_for_loop_bound): Likewise.
12235 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12236 loop bound only record extra pre-conditions, do not apply loop
12239 2009-04-04 Richard Guenther <rguenther@suse.de>
12241 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12244 2009-04-04 Jan Hubicka <jh@suse.cz>
12246 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12247 last_basic_block for size of bb->index indexed array.
12248 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12249 compute_out, link_btr_uses, build_btr_def_use_webs,
12250 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12252 2009-04-04 Jan Hubicka <jh@suse.cz>
12254 * except.c (remove_eh_handler_and_replace): Break out from ...
12255 (remove_eh_handler): ... here.
12256 (bring_to_root): New function.
12257 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12258 handled ones, bring others to root of tree.
12260 2009-04-04 Jan Hubicka <jh@suse.cz>
12262 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12263 (all_phis_safe_to_merge): New function.
12264 (update_info): New structure.
12265 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12266 (cleanup_empty_eh): Update SSA if possible.
12268 2009-04-04 Richard Guenther <rguenther@suse.de>
12270 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12271 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12272 (append_vuse): Likewise.
12274 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12276 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12277 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12278 instead of REG_UNSAVED for DW_CFA_undefined.
12279 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12280 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12283 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12286 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12287 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12288 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12290 2009-04-04 Richard Guenther <rguenther@suse.de>
12292 PR tree-optimization/8781
12293 PR tree-optimization/37892
12294 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12295 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12296 (valueize_refs): Call it for *& valueizations.
12297 (shared_reference_ops_from_ref): Rename to ...
12298 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12299 (shared_reference_ops_from_call): Rename to ...
12300 (valueize_shared_reference_ops_from_call): ... this and valueize.
12301 (vn_reference_lookup): Update.
12302 (visit_reference_op_call): Likewise.
12303 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12304 (eliminate): Value-replace the call address in call statements.
12306 2009-04-04 Richard Guenther <rguenther@suse.de>
12308 PR tree-optimization/39636
12309 * tree-ssa-forwprop.c
12310 (forward_propagate_addr_into_variable_array_index): Check for
12311 GIMPLE_ASSIGN before accessing the rhs code.
12313 2009-04-03 Jason Merrill <jason@redhat.com>
12315 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12317 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12319 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12320 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12321 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12322 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12323 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12324 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12325 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12326 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12327 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12328 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12329 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12330 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12331 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12332 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12333 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12334 Use fr_reg_or_fp01_operand instead of fr_register_operand
12336 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12337 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12338 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12340 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12342 PR rtl-optimization/39607
12343 PR rtl-optimization/39631
12347 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12348 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12349 instead of DF_LR_OUT.
12350 * ira-lives.c (process_bb_node_lives): Ditto.
12351 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12352 instead of DF_LR_{OUT,IN}.
12353 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12354 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12356 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12358 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12359 (execute_lower_omp): Always run but take the short way out if -fopenmp
12361 (gate_lower_omp): Remove, forcing the pass manager to always run the
12362 pass and always set PROP_gimple_lomp.
12363 (pass_lower_omp): Remove gate function.
12364 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12365 PROP_trees. Instead, require it.
12366 * ipa-cp.c (pass_ipa_cp): Likewise.
12367 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12368 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12369 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12370 and PROP_gimple_leh.
12372 2009-04-03 Richard Guenther <rguenther@suse.de>
12374 PR middle-end/13146
12375 PR tree-optimization/23940
12376 PR tree-optimization/33237
12377 PR middle-end/33974
12378 PR middle-end/34093
12379 PR tree-optimization/36201
12380 PR tree-optimization/36230
12381 PR tree-optimization/38049
12382 PR tree-optimization/38207
12383 PR tree-optimization/38230
12384 PR tree-optimization/38301
12385 PR tree-optimization/38585
12386 PR middle-end/38895
12387 PR tree-optimization/38985
12388 PR tree-optimization/39299
12389 * tree-ssa-structalias.h: Remove.
12390 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12391 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12392 (struct vuse_element_d): Remove.
12393 (struct vuse_vec_d): Likewise.
12394 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12395 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12396 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12397 VUSE_ELEMENT_VAR): Likewise.
12398 (struct voptype_d): Likewise.
12399 (NUM_VOP_FREE_BUCKETS): Likewise.
12400 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12401 (struct stmt_operands_d): Remove.
12402 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12403 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12404 VDEF_NUM, VDEF_VECT): Likewise.
12405 (copy_virtual_operands): Remove.
12406 (operand_build_cmp): Likewise.
12407 (create_ssa_artificial_load_stmt): Likewise.
12408 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12409 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12410 vuse_index and mayuse_index members. Pack and move done and iter_type
12411 members to the front.
12412 (SSA_OP_VMAYUSE): Remove.
12413 (SSA_OP_VIRTUAL_USES): Adjust.
12414 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12415 (unlink_stmt_vdef): Declare.
12416 (add_to_addressable_set): Remove.
12417 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12418 (vrp_visit_stmt): Likewise.
12419 * doc/tree-ssa.texi (Alias analysis): Update.
12420 * doc/invoke.texi (max-aliased-vops): Remove docs.
12421 (avg-aliased-vops): Likewise.
12422 * tree-into-ssa.c (syms_to_rename): Remove.
12423 (need_to_update_vops_p): Likewise.
12424 (need_to_initialize_update_ssa_p): Rename to ...
12425 (update_ssa_initialized_fn): ... this. Track function we are
12427 (symbol_marked_for_renaming): Simplify.
12428 (add_new_name_mapping): Do not set need_to_update_vops_p.
12429 (dump_currdefs): Use SYMS_TO_RENAME.
12430 (rewrite_update_stmt): Always walk all uses/defs.
12431 (dump_update_ssa): Adjust.
12432 (init_update_ssa): Take function argument. Track what we are
12434 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12435 (create_new_def_for): Initialize for cfun, assert we are initialized
12437 (mark_sym_for_renaming): Simplify.
12438 (mark_set_for_renaming): Do not initialize update-ssa.
12439 (need_ssa_update_p): Simplify. Take function argument.
12440 (name_mappings_registered_p): Assert we ask for the correct function.
12441 (name_registered_for_update_p): Likewise.
12442 (ssa_names_to_replace): Likewise.
12443 (release_ssa_name_after_update_ssa): Likewise.
12444 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12445 (dump_decl_set): Do not print a newline.
12446 (debug_decl_set): Do it here.
12447 (dump_update_ssa): And here.
12448 * tree-ssa-loop-im.c (move_computations): Adjust.
12449 (movement_possibility): Likewise.
12450 (determine_max_movement): Likewise.
12451 (gather_mem_refs_stmt): Likewise.
12452 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12453 or NAME_MEMORY_TAG.
12454 * tree-complex.c (update_all_vops): Remove.
12455 (expand_complex_move): Adjust.
12456 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12457 Simplify test for memory referencing statement. Exclude
12458 non-invariant ADDR_EXPRs.
12459 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12460 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12461 (rdg_flag_uses): Likewise.
12462 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12464 (tree_optimize_tail_calls_1): Also split the
12465 edge from the entry block if we have degenerate PHI nodes in
12466 the first basic block.
12467 * tree.c (init_ttree): Remove memory-tag related code.
12468 (tree_code_size): Likewise.
12469 (tree_node_structure): Likewise.
12470 (build7_stat): Re-write to be build6_stat.
12471 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12472 (SSA_VAR_P): Adjust.
12473 (struct tree_memory_tag): Remove.
12474 (struct tree_memory_partition_tag): Likewise.
12475 (union tree_node): Adjust.
12476 (build7): Re-write to be build6.
12477 * tree-pass.h (pass_reset_cc_flags): Remove.
12478 (TODO_update_address_taken): New flag.
12479 (pass_simple_dse): Remove.
12480 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12481 * params.h (MAX_ALIASED_VOPS): Remove.
12482 (AVG_ALIASED_VOPS): Likewise.
12483 * omp-low.c (expand_omp_taskreg): Update SSA form.
12484 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12485 aliases the lhs in a copy stmt.
12486 * tree-ssa-dse.c (struct address_walk_data): Remove.
12487 (memory_ssa_name_same): Likewise.
12488 (memory_address_same): Likewise.
12489 (get_kill_of_stmt_lhs): Likewise.
12490 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12491 unused stores. Look through PHI nodes into post-dominated regions.
12492 (dse_optimize_stmt): Simplify. Properly remove stores.
12493 (tree_ssa_dse): Compute dominators.
12494 (execute_simple_dse): Remove.
12495 (pass_simple_dse): Likewise.
12496 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12497 gimple_loaded_syms and gimple_stored_syms computation.
12498 * toplev.c (dump_memory_report): Dump alias and pta stats.
12499 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12500 (vn_reference_eq): Likewise.
12501 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12502 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12503 valueize_vuses): Remove.
12504 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12505 (get_def_ref_stmt_vuse): ... this.
12506 (vn_reference_lookup_2): New function.
12507 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12508 walking equivalent vuses. Simplify.
12509 (vn_reference_lookup): Likewise.
12510 (vn_reference_insert): Likewise.
12511 (vn_reference_insert_pieces): Likewise.
12512 (visit_reference_op_call): Simplify.
12513 (visit_reference_op_load): Likewise.
12514 (visit_reference_op_store): Likewise.
12515 (init_scc_vn): Remove shared_lookup_vuses initialization.
12516 (free_scc_vn): Remove shared_lookup_vuses freeing.
12517 (sort_vuses, sort_vuses_heap): Remove.
12518 (get_ref_from_reference_ops): Export.
12519 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12520 vector with single vuse pointer.
12521 (vn_reference_lookup_pieces, vn_reference_lookup,
12522 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12523 (shared_vuses_from_stmt): Remove.
12524 (get_ref_from_reference_ops): Declare.
12525 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12526 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12527 memory-tag related code.
12528 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12529 (likely_value): Add comment, skip static-chain of call statements.
12530 (surely_varying_stmt_p): Adjust.
12531 (gimplify_and_update_call_from_tree): Likewise.
12532 (execute_fold_all_builtins): Do not rebuild alias info.
12533 (gimplify_and_update_call_from_tree): Properly update VOPs.
12534 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12535 (copy_ref_info): Remove memory-tag related code.
12536 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12537 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12538 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12540 * tree-ssa-dom.c (gimple_p): Remove typedef.
12541 (eliminate_redundant_computations): Adjust.
12542 (record_equivalences_from_stmt): Likewise.
12543 (avail_expr_hash): Likewise.
12544 (avail_expr_eq): Likewise.
12545 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12546 (stmt_makes_single_load): Likewise.
12547 (stmt_makes_single_store): Likewise.
12548 * tree-ssa-alias.c: Rewrite completely.
12549 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12550 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12551 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12552 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12553 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12554 Remove public functions.
12555 (pass_reset_cc_flags): Remove.
12556 (pass_build_alias): Move ...
12557 * tree-ssa-structalias.c (pass_build_alias): ... here.
12558 * tree-ssa-alias.c (may_be_aliased): Move ...
12559 * tree-flow-inline.h (may_be_aliased): ... here.
12560 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12561 count_uses_and_derefs): Move ...
12562 * gimple.c: ... here.
12563 * gimple.h (count_uses_and_derefs): Declare.
12564 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12565 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12566 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12567 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12568 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12569 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12570 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12572 * tree-dfa.c (refs_may_alias_p): Move ...
12573 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12574 * tree-ssa-alias.h: New file.
12575 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12576 (statement_sink_location): Likewise.
12577 * opts.c (decode_options): Do not adjust max-aliased-vops or
12578 avg-aliased-vops values.
12579 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12580 (TV_CALL_CLOBBER): Likewise.
12581 (TV_FLOW_SENSITIVE): Likewise.
12582 (TV_FLOW_INSENSITIVE): Likewise.
12583 (TV_MEMORY_PARTITIONING): Likewise.
12584 (TV_ALIAS_STMT_WALK): New timevar.
12585 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12586 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12587 (get_address_description): Remove memory-tag related code.
12588 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12589 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12590 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12591 and immediate uses in statements. Document.
12592 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12593 (dump_symbols): Remove.
12594 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12595 * alias.c (get_deref_alias_set): New function split out from ...
12596 (get_alias_set): ... here.
12597 * alias.h (get_deref_alias_set): Declare.
12598 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12599 type parameter. Remove restrict pointer handling. Create a
12600 ref-all pointer in case type-based alias sets do not conflict.
12601 (vect_analyze_data_refs): Remove SMT related code.
12602 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12603 (vectorizable_load): Likewise.
12604 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12605 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12606 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12607 Ignore vops and SMTs.
12608 (dr_analyze_alias): Likewise..
12609 (free_data_ref): Likewise.
12610 (create_data_ref): Likewise.
12611 (analyze_all_data_dependences): Likewise.
12612 (get_references_in_stmt): Adjust.
12613 * tree-flow-inline.h (gimple_aliases_computed_p,
12614 gimple_addressable_vars, gimple_call_clobbered_vars,
12615 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12616 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12617 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12618 gimple_mem_ref_stats): Remove.
12619 (gimple_vop): New function.
12620 (op_iter_next_use): Remove vuses and mayuses cases.
12621 (op_iter_next_def): Remove vdefs case.
12622 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12623 (clear_and_done_ssa_iter): Do not set removed fields.
12624 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12625 Assert we are not iterating over vuses or vdefs if not also
12626 iterating over uses or defs.
12627 (op_iter_init_use): Likewise.
12628 (op_iter_init_def): Likewise.
12629 (op_iter_next_vdef): Remove.
12630 (op_iter_next_mustdef): Likewise.
12631 (op_iter_init_vdef): Likewise.
12632 (compare_ssa_operands_equal): Likewise.
12633 (link_use_stmts_after): Handle vuse operand.
12634 (is_call_used): Use is_call_clobbered.
12635 (is_call_clobbered): Global variables are always call clobbered,
12636 query the call-clobbers bitmap.
12637 (mark_call_clobbered): Ignore global variables.
12638 (clear_call_clobbered): Likewise.
12639 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12640 virtual operands sanity check.
12641 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12643 (TARGET_MEM_REF): Remove TMR_TAG operand.
12644 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12645 Remove call-clobber related code.
12646 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12647 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12648 partitions or escape reason.
12649 (get_single_def_stmt, get_single_def_stmt_from_phi,
12650 get_single_def_stmt_with_phi): Remove.
12651 (dump_referenced_vars): Tidy.
12652 (get_ref_base_and_extent): Allow bare decls.
12653 (collect_dfa_stats): Adjust.
12654 * graphite.c (rename_variables_in_stmt): Adjust.
12655 (graphite_copy_stmts_from_block): Likewise.
12656 (translate_clast): Likewise.
12657 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12659 (translate_vuse_through_block): Use the oracle.
12660 (phi_translate_1): Adjust.
12661 (value_dies_in_block_x): Use the oracle. Cache the outcome
12663 (valid_in_sets): Check if the VUSE for
12664 a REFERENCE is available.
12665 (eliminate): Do not remove stmts during elimination,
12666 instead queue and remove them afterwards.
12667 (do_pre): Do not rebuild alias info.
12668 (pass_pre): Run TODO_rebuild_alias before PRE.
12669 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12670 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12671 (mark_all_v_defs_stmt): Remove.
12672 (mark_all_v_defs_seq): Adjust.
12673 (sra_replace): Likewise.
12674 (scalarize_use): Likewise.
12675 (scalarize_copy): Likewise.
12676 (scalarize_init): Likewise.
12677 (scalarize_ldst): Likewise.
12678 (todoflags): Remove.
12679 (tree_sra): Do not rebuild alias info.
12680 (tree_sra_early): Adjust.
12681 (pass_sra): Run TODO_update_address_taken before SRA.
12682 * tree-predcom.c (set_alias_info): Remove.
12683 (prepare_initializers_chain): Do not call it.
12684 (mark_virtual_ops_for_renaming): Adjust.
12685 (mark_virtual_ops_for_renaming_list): Remove.
12686 (initialize_root_vars): Adjust.
12687 (initialize_root_vars_lm): Likewise.
12688 (prepare_initializers_chain): Likewise.
12689 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12690 (may_propagate_copy_into_stmt): Likewise.
12691 (merge_alias_info): Do nothing for now.
12692 (propagate_tree_value_into_stmt): Adjust.
12693 (stmt_may_generate_copy): Likewise.
12694 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12695 not mark symbols for renaming.
12696 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12697 with the same statement, make sure to update the new pointed-to one.
12698 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12699 call statements, do not mark symbols for renaming.
12700 (mark_operand_necessary): Dump something.
12701 (ref_may_be_aliased): New function.
12702 (mark_aliased_reaching_defs_necessary_1): New helper function.
12703 (mark_aliased_reaching_defs_necessary): Likewise.
12704 (mark_all_reaching_defs_necessary_1): Likewise.
12705 (mark_all_reaching_defs_necessary): Likewise.
12706 (propagate_necessity): Do not process virtual PHIs. For
12707 non-aliased loads mark all reaching definitions as necessary.
12708 For aliased loads and stores mark the immediate dominating
12709 aliased clobbers as necessary.
12710 (visited): New global static.
12711 (perform_tree_ssa_dce): Free visited bitmap after propagating
12713 (remove_dead_phis): Perform simple dead virtual PHI removal.
12714 (remove_dead_stmt): Properly unlink virtual operands when
12716 (eliminate_unnecessary_stmts): Schedule PHI removal after
12718 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12719 (process_replaceable): Likewise.
12720 (find_replaceable_in_bb): Likewise.
12721 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12722 based on the single gimple vop.
12723 (verify_flow_insensitive_alias_info): Remove.
12724 (verify_flow_sensitive_alias_info): Likewise.
12725 (verify_call_clobbering): Likewise.
12726 (verify_memory_partitions): Likewise.
12727 (verify_alias_info): Likewise.
12728 (verify_ssa): Adjust..
12729 (execute_update_addresses_taken): Export. Update SSA
12730 manually. Optimize only when optimizing. Use a local bitmap.
12731 (pass_update_address_taken): Remove TODO_update_ssa, add
12733 (pass_update_address_taken): Just use TODO_update_address_taken.
12734 (init_tree_ssa): Do not initialize addressable_vars.
12735 (verify_ssa): Verify new VUSE / VDEF properties.
12736 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12737 Do not call verify_alias_info.
12738 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12739 Do not free the loaded and stored syms bitmaps. Reset the escaped
12740 and callused solutions. Do not free addressable_vars.
12741 Remove memory-tag related code.
12742 (warn_uninitialized_var): Aliases are always available.
12743 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12744 * lambda-code.c (can_put_in_inner_loop): Adjust.
12745 (can_put_after_inner_loop): Likewise.
12746 (perfect_nestify): Likewise.
12747 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12748 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12749 (vectorizable_conversion): Do not mark symbols for renaming.
12750 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12751 (expand_call_inline): Unlink the calls virtual operands before
12753 (tree_function_versioning): Do not call update_ssa if we are not
12754 updating clones. Simplify.
12755 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12756 (propagate_with_phi): Likewise..
12757 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12758 clobber code. Assert we are not aliased or global.
12759 * tree-flow.h: Include tree-ssa-alias.h
12760 (enum escape_type): Remove.
12761 (struct mem_sym_stats_d): Likewise.
12762 (struct mem_ref_stats_d): Likewise.
12763 (struct gimple_df): Add vop member. Remove global_var,
12764 call_clobbered_vars, call_used_vars, addressable_vars,
12765 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12766 escaped and callused members.
12767 (struct ptr_info_def): Remove all members, add points-to solution
12769 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12770 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12771 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12772 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12773 (tree-ssa-alias.o): Likewise.
12774 (toplev.o): Add tree-ssa-alias.h
12775 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12776 * gimple.c (gimple_set_bb): Fix off-by-one error.
12777 (is_gimple_reg): Do not handle memory tags.
12778 (gimple_copy): Also copy virtual operands.
12779 Delay updating the statement. Do not reset loaded and stored syms.
12780 (gimple_set_stored_syms): Remove.
12781 (gimple_set_loaded_syms): Likewise.
12782 (gimple_call_copy_skip_args): Copy the virtual operands
12783 and mark the new statement modified.
12784 * tree-ssa-structalias.c (may_alias_p): Remove.
12785 (set_uids_in_ptset): Take the alias set to prune with as
12786 parameter. Fold in the alias test of may_alias_p.
12787 (compute_points_to_sets): Compute whether a ptr is dereferenced
12788 in a local sbitmap.
12789 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12790 other ADDRESSOF constraints on the lhs.
12791 (get_constraint_for_component_ref): Assert that we don't get
12792 ADDRESSOF constraints from the base of the reference.
12793 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12794 (struct variable_info): Remove collapsed_to member.
12795 (get_varinfo_fc): Remove.
12796 (new_var_info): Do not set collapsed_to.
12797 (dump_constraint): Do not follow cycles.
12798 (dump_constraint_graph): Likewise.
12799 (build_pred_graph): Likewise.
12800 (build_succ_graph): Likewise.
12801 (rewrite_constraints): Likewise.
12802 (do_simple_structure_copy): Remove.
12803 (do_rhs_deref_structure_copy): Remove.
12804 (do_lhs_deref_structure_copy): Remove.
12805 (collapse_rest_of_var): Remove.
12806 (do_structure_copy): Re-implement.
12807 (pta_stats): New global variable.
12808 (dump_pta_stats): New function.
12809 (struct constraint_expr): Make offset signed.
12810 (UNKNOWN_OFFSET): Define special value.
12811 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
12812 (solution_set_expand): New helper function split out from ...
12813 (do_sd_constraint): ... here.
12814 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
12815 (do_ds_constraint): Likewise.
12816 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
12817 and CALLUSED = *CALLUSED.
12818 (set_union_with_increment): Make inc argument signed.
12819 (type_safe): Remove.
12820 (get_constraint_for_ptr_offset): Handle unknown and negative
12822 (first_vi_for_offset): Handle offsets before start. Bail
12823 out early for offsets beyond the variable extent.
12824 (first_or_preceding_vi_for_offset): New function.
12825 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
12826 Together with ESCAPED = *ESCAPED this properly computes reachability.
12827 (find_what_var_points_to): New function.
12828 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
12829 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
12830 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
12831 pt_solutions_intersect): New functions.
12832 (compute_call_used_vars): Remove.
12833 (compute_may_aliases): New main entry into PTA computation.
12834 * gimple.h (gimple_p): New typedef.
12835 (struct gimple_statement_base): Remove references_memory_p.
12836 (struct gimple_statement_with_memory_ops_base): Remove
12837 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
12839 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
12840 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
12841 gimple_set_references_memory): Remove.
12842 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
12843 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
12845 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
12846 (verify_expr): Allow RESULT_DECL.
12847 (gimple_duplicate_bb): Do not copy virtual operands.
12848 (gimple_duplicate_sese_region): Adjust.
12849 (gimple_duplicate_sese_tail): Likewise.
12850 (mark_virtual_ops_in_region): Remove.
12851 (move_sese_region_to_fn): Do not call it.
12852 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
12853 and pass_simple_dse.
12854 (execute_function_todo): Handle TODO_update_address_taken,
12855 call execute_update_addresses_taken for TODO_rebuild_alias.
12856 (execute_todo): Adjust.
12857 (execute_one_pass): Init dump files early.
12858 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
12860 (create_general_new_stmt): Clear vops.
12861 * tree-ssa-reassoc.c (get_rank): Adjust.
12862 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
12863 symbols for renaming.
12864 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
12865 (PARAM_AVG_ALIASED_VOPS): Likewise.
12866 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
12867 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
12868 * tree-ssa-operands.c: Simplify for new virtual operand representation.
12869 (operand_build_cmp, copy_virtual_operands,
12870 create_ssa_artificial_load_stmt, add_to_addressable_set,
12871 gimple_add_to_addresses_taken): Remove public functions.
12872 (unlink_stmt_vdef): New function.
12874 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12876 * config.gcc (powerpc-*-linux*): Merge variants.
12878 2009-04-02 Chao-ying Fu <fu@mips.com>
12879 James Grosbach <james.grosbach@microchip.com>
12881 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
12882 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
12884 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
12885 keep_interrupts_masked_p, use_debug_exception_return_p.
12886 (mips_attribute_table): Add interrupt, use_shadow_register_set,
12887 keep_interrupts_masked, use_debug_exception_return.
12888 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
12889 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
12891 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
12892 (mips_print_operand): Process COP0 registers to print $0 .. $31
12893 correctly for GAS to process.
12894 (mips_interrupt_extra_call_saved_reg_p): New function.
12895 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
12897 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
12898 (mips_compute_frame_info): Add supports for interrupt context that
12899 includes doubleword accumulators and COP0 registers.
12900 (mips_for_each_saved_acc): New function.
12901 (mips_for_each_saved_gpr_and_fpr): Change the function name from
12902 mips_for_each_saved_reg.
12903 (mips_save_reg): Save accumulators.
12904 (mips_kernel_reg_p): A new for_each_rtx callback.
12905 (mips_expand_prologue): Support interrupt handlers.
12906 (mips_restore_reg): Restore accumulators.
12907 (mips_expand_epilogue): Support interrupt handlers.
12908 (mips_can_use_return_insn): Return false for interrupt handlers.
12909 (mips_epilogue_uses): New function.
12910 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
12911 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
12912 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
12913 cop0_move): New instructions.
12914 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
12915 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
12917 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
12919 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
12920 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
12921 interrupt handlers, we use K0 as the temporary register.
12922 (EPILOGUE_USES): Change to a function call.
12923 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
12924 handlers, we use K0 as the temporary register.
12926 * doc/extend.texi (Function Attributes): Document interrupt,
12927 use_shadow_register_set, keep_interrupts_masked,
12928 use_debug_exception_return for MIPS attributes.
12930 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12932 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
12933 Remove a number of t-files from tmake_file.
12934 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
12935 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
12936 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
12937 target_prototype, not TARGET_PROTOTYPE.
12938 (LINK_OS_GNU_SPEC): Define.
12939 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
12940 and darwin-ldoubdle.c.
12942 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12945 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
12946 (cpp_options): Ditto.
12947 (default_compilers): Ditto.
12948 (display_help): Ditto.
12949 (process_command): Ditto.
12950 (do_spec_1): Ditto.
12951 (set_input): Use lbasename instead of duplicate code.
12952 (save_temps_prefix): New static for -save-temps=obj.
12953 (save_temps_length): Ditto.
12955 * doc/invoke.texi (-save-temps=obj): Document new variant to
12956 -save-temps switch.
12958 2009-04-02 Jeff Law <law@redhat.com>
12960 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
12963 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12965 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
12966 * configure: Regenerated.
12968 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12970 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
12971 share the argument list.
12973 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12977 2009-02-12 Diego Novillo <dnovillo@google.com>
12979 * varpool.c (debug_varpool): New.
12980 * cgraph.h (debug_varpool): Declare.
12982 2009-04-02 Jan Hubicka <jh@suse.cz>
12984 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
12987 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12989 * config/i386/i386.c (ix86_abi): Move initialization to ...
12990 (override_options): Here.
12992 2009-04-02 Christian Bruel <christian.bruel@st.com>
12994 * config/sh/sh.c (sh_dwarf_register_span): New function.
12995 (TARGET_DWARF_REGISTER_SPAN): Define.
12996 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12998 2009-04-02 Ira Rosen <irar@il.ibm.com>
13000 PR tree-optimization/39595
13001 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13002 interleaved loads group is not greater than the SLP group size.
13004 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13006 * builtins.c (is_builtin_name): New.
13007 (called_as_built_in): Use is_builtin_name.
13008 * tree.h (is_builtin_name): New.
13009 * varasm.c (incorporeal_function_p): Use is_builtin_name
13011 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13013 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13015 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13018 * c-decl.c (clone_underlying_type): Move this ...
13019 * c-common.c (set_underlying_type): ... here.
13020 Also, make sure the function properly sets TYPE_STUB_DECL() on
13021 the newly created typedef variant type.
13022 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13023 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13026 2009-04-02 Richard Guenther <rguenther@suse.de>
13028 PR tree-optimization/37221
13029 * tree-flow.h (degenerate_phi_result): Declare.
13030 * tree-ssa-dom.c (degenerate_phi_result): Export.
13031 * tree-scalar-evolution.c (analyze_initial_condition): If
13032 the initial condition is defined by a degenerate PHI node
13033 use the degenerate value.
13035 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13037 PR rtl-optimization/39588
13038 * combine.c (merge_outer_ops): Do not set the constant when this
13040 (simplify_shift_const_1): Do not modify it either in this case.
13042 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13044 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13045 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13047 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13050 * c-lex.c (interpret_float): Default (no suffix) is double.
13052 2009-04-1 Xinliang David Li <davidxl@google.com>
13054 * config/i386/i386.c (legitimate_constant_p): Recognize
13055 all one vector constant.
13057 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13059 * config/vax/vax.c: Add #includes to silence warnings.
13060 Change #include order to silence two warnings.
13062 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13064 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13065 (ASM_SPEC): Pass -k to the assembler for PIC code.
13067 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13069 * config.gcc: Add vax-*-linux* to the switch.
13070 * config/vax/linux.h: New file. (TARGET_VERSION,
13071 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13075 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13076 Use predicate macros instead of GET_CODE() == foo.
13077 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13078 ashlsi3, rotrsi3, <unnamed>): Likewise.
13080 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13082 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13083 jbbccihi, jbbccisi): Remova trailing whitespace.
13084 * config/vax/constraints.md: Likewise.
13085 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13086 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13087 * config/vax/predicates.md: Likewise.
13088 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13089 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13090 * config/vax/vax.h: Likewise.
13091 * config/vax/vax.md (nonlocal_goto): Likewise.
13093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13095 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13096 (indirectable_address_p, adjacent_operands_p): Add spaces around
13098 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13100 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13102 * config/vax/vax.c (legitimate_constant_address_p,
13103 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13104 index_term_p, reg_plus_index_p, legitimate_address_p,
13105 vax_mode_dependent_address_p): Update comments to match functions
13106 modified by the recent int->bool conversion.
13108 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13110 * config/vax/builtins.md: Update copyright message.
13111 * config/vax/constraints.md: Likewise.
13112 * config/vax/netbsd-elf.h: Likewise.
13113 * config/vax/predicates.md: Likewise.
13114 * config/vax/vax-protos.h: Likewise.
13115 * config/vax/vax.c: Likewise.
13116 * config/vax/vax.h: Likewise.
13117 * config/vax/vax.md: Likewise.
13118 * config/vax/vax.opt: Likewise.
13120 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13122 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13123 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13124 * config/vax/constraints.md (B, R): Likewise.
13125 * config/vax/predicates.md (external_memory_operand,
13126 nonimmediate_addsub_di_operand): Likewise.
13127 * config/vax/vax.c (vax_output_int_add): Likewise.
13128 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13129 untyped_call): Likewise.
13131 2009-04-01 Matt Thomas <matt@3am-software.com>
13133 * config/vax/predicates.md: New file.
13134 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13135 external_const_operand, nonsymbolic_operand, external_memory_operand,
13136 indirect_memory_operand, indexed_memory_operand,
13137 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13138 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13140 * config/vax/constraints.md: New file.
13141 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13143 * config/vax/builtins.md: New file.
13144 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13145 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13147 * config/vax/vax.opt (mqmath): Add option.
13148 * config/vax/vax.md (isfx): Extend with DI.
13149 (VAXintQH, VAXintQHSD): Define.
13150 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13151 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13152 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13153 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13154 (movdi): Update constraints and use vax_output_int_move().
13155 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13156 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13157 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13158 nonlocal_goto): New.
13159 (mov<mode>): Extend accepted operand types.
13160 (subdi3_old): Rename from subdi3, change update constraints and use
13161 a new implementation.
13162 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13163 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13164 MOVE_RATIO, CLEAR_RATIO): Define.
13165 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13166 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13167 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13168 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13169 (split_quadword_operands): Make static and really allow variable
13171 (print_operand_address): Update for PIC generation.
13172 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13173 indexable_address_p, fixup_mathdi_operand,
13174 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13175 (vax_float_literal, legitimate_constant_p,
13176 indirectable_constant_address_p, index_term_p,
13177 reg_plus_index_p): Return bool instead of int.
13178 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13180 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13182 (vax_output_conditional_branch): Indent.
13183 (legitimate_constant_address_p, indirectable_constant_address_p,
13184 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13185 vax_mode_dependent_address_p): Return bool instead of int, update for
13187 * config/vax/vax-protos.h (legitimate_constant_address_p,
13188 legitimate_constant_p, legitimate_address_p,
13189 vax_mode_dependent_address_p): Change declaration to bool.
13190 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13191 vax_expand_addsub_di_operands, vax_output_int_subtract,
13192 vax_output_movmemsi): Declare.
13193 (split_quadword_operands, vax_float_literal): Delete declaration.
13194 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13195 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13196 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13197 ASM_OUTPUT_DWARF_PCREL): Define.
13198 (ASM_SPEC): Change definition to allow PIC generation.
13200 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13202 * doc/sourcebuild.texi: Update front-end requirements.
13204 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13207 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13208 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13209 (booldi3_internal3): Use boolean_or_operator instead of
13212 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13215 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13216 declarator whose size is not an integer constant expression but
13217 folds to an integer constant, then treat it as a constant
13220 2009-04-01 Richard Guenther <rguenther@suse.de>
13222 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13223 i * 4 + 2 to (i * 2 + 1) * 2.
13225 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13228 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13229 return if c_parser_asm_string_literal returned NULL.
13231 2009-04-01 Nick Clifton <nickc@redhat.com>
13233 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13235 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13236 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13237 other typedefs to avoid conflicts with libgcc2.c. Define labels
13238 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13240 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13241 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13244 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13246 * varasm.c (default_function_rodata_section): Declare DOT as
13249 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13250 Andrey Galkin <agalkin@hypercom.com>
13253 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13254 Make object_name unique for each process.
13256 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13259 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13260 addressable variables in the parallel that could go out of scope while
13261 running queued tasks.
13263 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13265 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13266 (CASE_VALUES_THRESHOLD): Redefine.
13267 * config/avr/avr.c (avr_override_options): Remove initialization of
13268 avr_case_values_threshold variable.
13269 (avr_case_values_threshold): Remove variable. Add new function.
13270 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13271 * config/avr/avr.opt (mno-tablejump): Remove option.
13272 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13274 2009-04-01 DJ Delorie <dj@redhat.com>
13276 * varasm.c (default_function_rodata_section): Don't assume
13277 anything about where the first '.' in the section name is.
13279 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13281 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13282 rs6000_emit_stack_tie.
13284 2009-03-31 Ian Lance Taylor <iant@google.com>
13286 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13287 gimple_code with GIMPLE_RESX, not RESX.
13289 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13291 * c-common.c (c_get_ident): New.
13292 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13294 2009-04-01 Ben Elliston <bje@au.ibm.com>
13296 * config/rs6000/sysv4.opt (msdata): Improve option description.
13298 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13300 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13301 (divdf3_internal_lat): Remove.
13302 (divxf3_internal_lat): Remove.
13303 (divxf3_internal_thr): Remove.
13304 (divxf): Use divxf3_internal.
13305 * config/ia64/div.md (divsf3_internal_lat): New.
13306 (divdf3_internal_lat): New.
13307 (divxf3_internal): New.
13309 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13312 * Makefile.in (USE_GCC_STDINT): Define.
13313 (stmp-int-hdrs): Install stdint.h if applicable.
13314 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13316 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13317 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13318 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13319 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13320 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13321 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13322 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13323 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13324 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13325 (c_common_nodes_and_builtins): Initialize
13326 underlying_wchar_type_node. Do not initialize
13327 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13328 nodes for new types.
13329 (c_stddef_cpp_builtins): Define macros for new types.
13330 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13332 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13333 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13334 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13335 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13336 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13337 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13338 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13339 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13340 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13341 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13342 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13343 int16_type_node, int32_type_node, int64_type_node,
13344 uint8_type_node, uint16_type_node, c_uint32_type_node,
13345 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13346 int_least32_type_node, int_least64_type_node,
13347 uint_least8_type_node, uint_least16_type_node,
13348 uint_least32_type_node, uint_least64_type_node,
13349 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13350 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13351 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13352 uintptr_type_node): Define.
13353 * c-cppbuiltin.c (builtin_define_constants,
13354 builtin_define_type_minmax): New.
13355 (builtin_define_stdint_macros): Define more macros.
13356 (c_cpp_builtins): Define more limit macros.
13357 (type_suffix): New.
13358 (builtin_define_type_max): Define in terms of
13359 builtin_define_type_minmax. Remove is_long parameter. All
13361 * config.gcc (use_gcc_stdint): Define.
13362 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13363 Add newlib-stdint.h for generic targets.
13364 * config/glibc-stdint.h, config/newlib-stdint.h,
13365 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13366 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13367 * config/score/score.h (UINTPTR_TYPE): Define.
13368 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13369 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13370 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13371 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13372 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13373 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13374 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13375 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13376 * config/spu/spu.h (STDINT_LONG32): Define.
13377 * configure.ac (use_gcc_stdint): Substitute.
13378 * configure: Regenerate.
13379 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13380 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13381 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13382 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13383 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13384 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13385 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13386 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13387 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13388 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13389 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13390 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13391 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13392 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13393 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13394 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13395 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13396 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13397 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13398 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13399 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13400 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13401 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13402 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13403 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13404 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13405 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13406 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13407 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13409 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13411 * loop-iv.c (suitable_set_for_replacement): Renamed from
13412 simplify_using_assignment; changed to return bool and to accept new
13413 args DEST and SRC. Return true iff we find a source/destination pair
13414 that can be used to make a replacement, and fill SRC and DEST if so.
13415 Remove arg ALTERED. Don't deal with altered regs here. All callers
13417 (simplify_using_initial_values): Deal with altered regs here and track
13418 more precisely the effect they have on the validity of our expression.
13420 * loop-iv.c (simplify_using_condition): A condition of the form
13421 (EQ REG CONST) can be used to simply make a substitution.
13422 (simplify_using_initial_values): Keep track of conditions we have seen
13423 and keep using them to simplify new expressions, while applying the
13424 same substitutions to them as to the expression.
13426 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13427 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13430 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13431 changed. Use this when trying to improve the upper bound.
13432 Generate the comparison by using simplify_gen_relational.
13434 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13436 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13438 (simplify_using_assignment, simplify_using_initial_values): Call
13439 replace_in_expr to make replacements. Call replace_single_def_regs
13440 once on the initial version of the expression.
13442 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13445 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13447 2009-03-31 Richard Guenther <rguenther@suse.de>
13449 PR middle-end/31029
13450 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13451 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13453 2009-03-31 Richard Guenther <rguenther@suse.de>
13455 * tree.h (div_if_zero_remainder): Declare.
13456 * fold-const.c (div_if_zero_remainder): Export.
13457 * tree-ssa-forwprop.c
13458 (forward_propagate_addr_into_variable_array_index): Handle
13459 constant array index addition outside of the variable index.
13461 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13464 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13465 define_splits, floatunssi<mode>2): Require x87 conversions from
13466 DImode to be permitted.
13468 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13470 PR preprocessor/15638
13471 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13473 2009-03-31 Richard Guenther <rguenther@suse.de>
13475 PR middle-end/23401
13476 PR middle-end/27810
13477 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13478 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13479 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13480 a separate statement.
13481 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13482 (lookup_tmp_var): Likewise.
13483 (is_gimple_formal_tmp_or_call_rhs): Remove.
13484 (is_gimple_reg_or_call_rhs): Rename to ...
13485 (is_gimple_reg_rhs_or_call): ... this.
13486 (is_gimple_mem_or_call_rhs): Rename to ...
13487 (is_gimple_mem_rhs_or_call): ... this.
13488 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13489 DECL_GIMPLE_REG_P only if is_formal is true.
13490 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13491 for non-proper post-modify expression gimplification.
13492 (gimplify_self_mod_expr): For post-modify expressions gimplify
13493 the lvalue to a minimal lvalue.
13494 (rhs_predicate_for): Remove formal temp case.
13495 (gimplify_modify_expr_rhs): Likewise.
13496 (gimplify_addr_expr): Use is_gimple_reg.
13497 (gimplify_expr): Remove formal temp cases.
13498 (gimple_regimplify_operands): Likewise.
13499 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13500 and FILTER_EXPR like constants.
13501 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13503 (is_gimple_formal_tmp_rhs): Remove.
13504 (is_gimple_reg_rhs): Remove special casing.
13505 (is_gimple_mem_rhs): Fix.
13506 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13507 (is_gimple_formal_tmp_var): Remove.
13508 (is_gimple_formal_tmp_reg): Likewise.
13509 (is_gimple_min_lval): Allow invariant component ref parts.
13510 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13511 is_gimple_formal_tmp_reg): Remove declarations.
13512 * tree-cfg.c (verify_expr): Verify that variables with address
13513 taken do not have DECL_GIMPLE_REG_P set.
13514 * tree-mudflap.c (mf_build_check_statement_for): Use
13515 force_gimple_operand instead of gimplify_expr.
13517 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13519 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13520 schedulable rows to compute_split_row.
13522 2009-03-31 Ben Elliston <bje@au.ibm.com>
13525 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13528 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13530 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13531 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13532 * configure: Regenerate.
13533 * config.in: Regenerate.
13534 * config/rs6000/rs6000.opt (mtls-markers): Add.
13535 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13536 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13537 (tls_ld_aix, tls_ld_sysv): Likewise.
13538 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13539 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13541 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13543 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13545 2009-03-30 Jan Hubicka <jh@suse.cz>
13547 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13549 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13550 detection and label handling.
13552 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13554 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13555 left_conflicts_size.
13556 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13557 ALLOCNO_LEFT_CONFLICTS_SIZE.
13559 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13560 remove_allocno_from_bucket_and_push,
13561 allocno_spill_priority_compare, push_allocnos_to_stack,
13562 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13563 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13564 (setup_allocno_left_conflicts_num): Ditto. Rename to
13565 setup_allocno_left_conflicts_size.
13566 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13567 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13568 setup_allocno_left_conflicts_size instead of
13569 setup_allocno_left_conflicts_num.
13571 * ira-build.c (ira_create_allocno): Use
13572 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13573 ALLOCNO_LEFT_CONFLICTS_NUM.
13575 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13577 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13578 instead of DF_LR_OUT.
13580 * ira-lives.c (process_bb_node_lives): Ditto.
13582 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13583 instead of DF_LR_{OUT,IN}.
13585 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13587 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13589 2009-03-30 Jan Hubicka <jh@suse.cz>
13591 * except.c (label_to_region_map): Fix thinko.
13593 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13595 PR middle-end/38237
13596 * tree.h (tree_find_value): New declaration.
13597 * tree.c (tree_find_value): New function.
13598 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13600 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13603 * c-decl.c (struct c_binding): Add locus field.
13604 (bind): Add locus argument, set locus field from it.
13605 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13606 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13607 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13608 implicitly_declare, undeclared_variable, lookup_label,
13609 declare_label, c_make_fname_decl, c_builtin_function,
13610 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13613 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13616 * config/i386/i386.c (classify_argument): Check total size of
13619 2009-03-30 Martin Jambor <mjambor@suse.cz>
13621 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13622 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13623 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13626 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13627 seen_variable_array_ref while also traversing a union.
13629 * tree-inline.c (optimize_inline_calls): Do not call
13630 cgraph_node_remove_callees.
13631 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13632 (pass_remove_cgraph_callee_edges): New variable.
13633 * passes.c (init_optimization_passes): Add
13634 pass_remove_cgraph_callee_edges after early inlining and before all
13635 late intraprocedural passes.
13637 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13639 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13641 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13642 Fix typos in names.
13644 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13646 * combine.c (simplify_comparison): Use have_insn_for.
13647 * dojump.c (do_jump): Likewise.
13649 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13651 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13652 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13653 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13654 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13655 instead of sparc_compare_emitted.
13656 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13657 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13658 instead of sparc_compare_emitted.
13660 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13662 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13663 enter/exit cfglayout mode.
13664 (pass_partition_block): Require it.
13665 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13666 (combine_instructions): Track basic blocks instead of labels.
13667 (update_cfg_for_uncondjump): New.
13668 (try_combine): Use it. Update jumps after rescanning.
13669 (pass_combine): Require PROP_cfglayout.
13670 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13672 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13674 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13675 Provide/destroy PROP_cfglayout respectively.
13676 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13677 * tree-pass.h (PROP_cfglayout): New.
13679 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13681 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13682 fold_convert_const_fixed_from_fixed,
13683 fold_convert_const_fixed_from_int,
13684 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13685 set TREE_CONSTANT_OVERFLOW.
13686 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13687 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13689 2009-03-30 Ira Rosen <irar@il.ibm.com>
13691 * tree-vect-loop-manip.c: New file.
13692 * tree-vectorizer.c: Update documentation and included files.
13693 (vect_loop_location): Make extern.
13694 (rename_use_op): Move to tree-vect-loop-manip.c
13695 (rename_variables_in_bb, rename_variables_in_loop,
13696 slpeel_update_phis_for_duplicate_loop,
13697 slpeel_update_phi_nodes_for_guard1,
13698 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13699 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13700 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13701 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13702 find_loop_location): Likewise.
13703 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13704 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13705 get_vectype_for_scalar_type, vect_is_simple_use,
13706 supportable_widening_operation, supportable_narrowing_operation):
13708 (bb_in_loop_p): Move to tree-vect-loop.c.
13709 (new_loop_vec_info, destroy_loop_vec_info,
13710 reduction_code_for_scalar_code, report_vect_op,
13711 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13712 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13713 (vect_supportable_dr_alignment): Likewise.
13714 * tree-vectorizer.h (tree-data-ref.h): Include.
13715 (vect_loop_location): Declare.
13716 Reorganize function declarations according to the new file structure.
13717 * tree-vect-loop.c: New file.
13718 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13719 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13720 * tree-vect-data-refs.c: New file.
13721 * tree-vect-patterns.c (timevar.h): Don't include.
13722 * tree-vect-stmts.c: New file.
13723 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13724 tree-vect-slp.c, tree-vect-loop.c.
13725 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13726 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13727 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13728 (tree-vect-analyze.o): Remove.
13729 (tree-vect-transform.o): Likewise.
13730 (tree-vect-data-refs.o): Add rule.
13731 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13732 tree-vect-slp.o): Likewise.
13733 (tree-vect-patterns.o): Remove redundant dependencies.
13734 (tree-vectorizer.o): Likewise.
13735 * tree-vect-slp.c: New file.
13737 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13739 * optc-gen.awk: Warn if an option flag has multiple different
13742 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13744 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13745 -floop-block): Document dependences on PPL, CLooG and Graphite.
13747 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13749 PR rtl-optimization/323
13750 * c-common.c (c_fully_fold, convert_and_check,
13751 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13752 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13753 * c-common.def (EXCESS_PRECISION_EXPR): New.
13754 * c-cppbuiltin.c (builtin_define_float_constants): Define
13755 constants with enough digits for long double.
13756 * c-lex.c (interpret_float): Interpret constant with excess
13757 precision where appropriate.
13758 * c-opts.c (c_common_post_options): Set
13759 flag_excess_precision_cmdline. Give an error for
13760 -fexcess-precision=standard for C++ for processors where the
13761 option is significant.
13762 * c-parser.c (c_parser_conditional_expression): Handle excess
13763 precision in condition.
13764 * c-typeck.c (convert_arguments): Handle arguments with excess
13766 (build_unary_op): Move excess precision outside operation.
13767 (build_conditional_expr): Likewise.
13768 (build_compound_expr): Likewise.
13769 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13770 (build_modify_expr): Handle excess precision in RHS.
13771 (convert_for_assignment): Handle excess precision in converted
13773 (digest_init, output_init_element, process_init_element): Handle
13774 excess precision in initializer.
13775 (c_finish_return): Handle excess precision in return value.
13776 (build_binary_op): Handle excess precision in operands and add
13777 excess precision as needed for operation.
13778 * common.opt (-fexcess-precision=): New option.
13779 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13780 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13781 For standard excess precision, output explicit conversion to and
13782 truncation from XFmode.
13783 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13784 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13785 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13786 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13787 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13788 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13789 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13790 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13791 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13792 define_splits, sqrt<mode>2): Disable where appropriate for
13793 standard excess precision.
13794 * convert.c (convert_to_real): Do not shorten arithmetic to type
13795 for which excess precision would be used.
13796 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13797 * doc/invoke.texi (-fexcess-precision=): Document option.
13798 (-mfpmath=): Correct index entry.
13799 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13800 flag_excess_precision): New.
13801 * langhooks.c (lhd_post_options): Set
13802 flag_excess_precision_cmdline.
13803 * opts.c (common_handle_option): Handle -fexcess-precision=.
13804 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13805 init_excess_precision): New.
13806 (lang_dependent_init_target): Call init_excess_precision.
13807 * tree.c (excess_precision_type): New.
13808 * tree.h (excess_precision_type): Declare.
13810 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13813 * c-typeck.c (build_component_ref): Do not copy qualifiers from
13814 non-lvalue to component.
13816 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13818 PR preprocessor/34695
13819 * Makefile.in (c-opts.o): Depend on c-tree.h.
13820 * c-common.c: Move down include of diagnostic.h.
13821 (done_lexing, c_cpp_error): New.
13822 * c-common.h (done_lexing): Declare.
13823 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
13825 * c-opts.c: Include c-tree.h.
13826 (c_common_init_options): Set preprocessor error callback.
13827 (c_common_handle_option): Do not set preprocessor
13828 inhibit_warnings, warnings_are_errors, warn_system_headers,
13829 pedantic_errors or inhibit_warnings flags.
13830 (c_common_post_options): Do not check cpp_errors (parse_in).
13831 (c_common_finish): Do not output dependencies if there were
13832 errors. Do not check return value of cpp_finish.
13833 * c-ppoutput.c (pp_file_change): Set input_location.
13834 * c-tree.h (c_cpp_error): Declare.
13835 * diagnostic.c (diagnostic_set_info_translated): Also initialize
13837 (diagnostic_build_prefix): Check override_column.
13838 * diagnostic.h (diagnostic_info): Add override_column field.
13839 (diagnostic_override_column): Define.
13841 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
13843 * c-common.c (c_expand_expr, c_staticp): Remove.
13844 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
13845 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
13846 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
13847 * c-gimplify.c (gimplify_compound_literal_expr,
13848 optimize_compound_literals_in_ctor): Remove.
13849 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
13850 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
13851 * c-semantics.c (emit_local_var): Remove.
13853 * langhooks-def.h (lhd_expand_expr): Remove.
13854 * langhooks.c (lhd_expand_expr): Remove.
13855 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
13857 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
13858 handling from c-semantics.c; don't call into langhook.
13859 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
13860 * gimplify.c (gimplify_compound_literal_expr,
13861 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
13862 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
13863 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
13864 as was done in c-gimplify.c.
13865 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
13866 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
13867 Move from c-common.h.
13868 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
13870 * tree.c (staticp): Do not call langhook.
13871 * langhooks.c (lhd_staticp): Delete.
13872 * langhooks-def.h (lhd_staticp): Delete prototype.
13873 (LANG_HOOKS_STATICP): Delete.
13874 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
13876 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
13877 instead of DECL_STMTs.
13879 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13887 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
13889 (fold_call_expr): Return a NOP_EXPR from folding rather than the
13890 contained expression.
13891 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
13892 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
13893 conditional expressions for C.
13894 (decl_constant_value_for_optimization): Move from
13895 decl_constant_value_for_broken_optimization in c-typeck.c. Check
13896 whether optimizing and that the expression is a VAR_DECL not of
13897 array type instead of doing such checks in the caller. Do not
13898 check pedantic. Call gcc_unreachable for C++.
13899 * c-common.def (C_MAYBE_CONST_EXPR): New.
13900 * c-common.h (c_fully_fold, c_save_expr,
13901 decl_constant_value_for_optimization): New prototypes.
13902 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13903 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13904 EXPR_INT_CONST_OPERANDS): Define.
13905 * c-convert.c (convert): Strip nops from expression.
13906 * c-decl.c (groktypename): Take extra parameters expr and
13907 expr_const_operands. Update call to grokdeclarator.
13908 (start_decl): Update call to grokdeclarator. Add statement for
13909 expressions used in type of decl.
13910 (grokparm): Update call to grokdeclarator.
13911 (push_parm_decl): Update call to grokdeclarator.
13912 (build_compound_literal): Add parameter non_const and build a
13913 C_MAYBE_COSNT_EXPR if applicable.
13914 (grokdeclarator): Take extra parameters expr and
13915 expr_const_operands. Track expressions used in declaration
13916 specifiers and declarators. Fold array sizes and track whether
13917 they are constant expressions and whether they are integer
13918 constant expressions.
13919 (parser_xref_tag): Set expr and expr_const_operands fields in
13921 (grokfield): Update call to grokdeclarator.
13922 (start_function): Update call to grokdeclarator.
13923 (build_null_declspecs): Set expr and expr_const_operands fields in
13925 (declspecs_add_type): Handle expressions in typeof specifiers.
13926 * c-parser.c (c_parser_declspecs): Set expr and
13927 expr_const_operands fields for declaration specifiers.
13928 (c_parser_enum_specifier): Likewise.
13929 (c_parser_struct_or_union_specifier): Likewise.
13930 (c_parser_typeof_specifier): Likewise. Update call to
13931 groktypename. Fold expression as needed. Return expressions with
13932 type instead of adding statements.
13933 (c_parser_attributes): Update calls to c_parser_expr_list.
13934 (c_parser_statement_after_labels): Fold expression before passing
13935 to objc_build_throw_stmt.
13936 (c_parser_condition): Fold expression.
13937 (c_parser_asm_operands): Fold expression.
13938 (c_parser_conditional_expression): Use c_save_expr. Update call
13939 to build_conditional_expr.
13940 (c_parser_alignof_expression): Update call to groktypename.
13941 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
13942 original_code. Fold expression argument of va_arg. Create
13943 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
13944 argument to va_arg. Update calls to groktypename. Fold array
13945 index for offsetof. Verify that first argument to
13946 __builtin_choose_expr has integer type.
13947 (c_parser_postfix_expression_after_paren_type): Update calls to
13948 groktypename and build_compound_literal. Handle expressions with
13949 side effects in type name.
13950 (c_parser_postfix_expression_after_primary): Update call to
13951 c_parser_expr_list. Set original_code for calls to
13952 __builtin_constant_p.
13953 (c_parser_expr_list): Take extra parameter fold_p. Fold
13954 expressions if requested.
13955 (c_parser_objc_type_name): Update call to groktypename.
13956 (c_parser_objc_synchronized_statement): Fold expression.
13957 (c_parser_objc_receiver): Fold expression.
13958 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
13959 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
13960 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
13961 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
13962 (struct c_typespec): Add elements expr and expr_const_operands.
13963 (struct c_declspecs): Add elements expr and expr_const_operands.
13964 (groktypename, build_conditional_expr, build_compound_literal):
13966 (in_late_binary_op): Declare.
13967 * c-typeck.c (note_integer_operands): New function.
13968 (in_late_binary_op): New variable.
13969 (decl_constant_value_for_broken_optimization): Move to c-common.c
13970 and rename to decl_constant_value_for_optimization.
13971 (default_function_array_conversion): Do not strip nops.
13972 (default_conversion): Do not call
13973 decl_constant_value_for_broken_optimization.
13974 (build_array_ref): Do not fold result.
13975 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13976 result when operand is a VLA.
13977 (c_expr_sizeof_type): Update call to groktypename. Handle
13978 expressions included in type name. Use C_MAYBE_CONST_EXPR for
13979 result when operand names a VLA type.
13980 (build_function_call): Update call to build_compound_literal.
13981 Only fold result for calls to __builtin_* functions. Strip
13982 NOP_EXPR from INTEGER_CST returned from such functions. Fold
13983 the function designator.
13984 (convert_arguments): Fold arguments. Update call to
13985 convert_for_assignment.
13986 (build_unary_op): Handle increment and decrement of
13987 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13988 decrement earlier. Fold operand of increment and decrement.
13989 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13990 built for integer operand. Wrap returns that are INTEGER_CSTs
13991 without being integer constant expressions or that have integer
13992 constant operands without being INTEGER_CSTs.
13993 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13994 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13995 result is an integer constant expression or can be used in
13996 unevaluated parts of one and avoid folding and wrap as
13997 appropriate. Fold operands before possibly doing -Wsign-compare
13999 (build_compound_expr): Wrap result for C99 if operands can be used
14000 in integer constant expressions.
14001 (build_c_cast): Update call to digest_init. Do not ignore
14002 overflow from casting floating-point constants to integers. Wrap
14003 results that could be confused with integer constant expressions,
14004 null pointer constants or floating-point constants.
14005 (c_cast_expr): Update call to groktypename. Handle expressions
14006 included in type name.
14007 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14008 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14009 Update calls to convert_for_assignment.
14010 (convert_for_assignment): Take new parameter
14011 null_pointer_constant. Do not strip nops or call
14012 decl_constant_value_for_broken_optimization. Set
14013 in_late_binary_op for conversions to boolean.
14014 (store_init_value): Update call to digest_init.
14015 (digest_init): Take new parameter null_pointer_constant. Do not
14016 call decl_constant_value_for_broken_optimization. pedwarn for
14017 initializers not constant expressions. Update calls to
14018 convert_for_assignment.
14019 (constructor_nonconst): New.
14020 (struct constructor_stack): Add nonconst element.
14021 (really_start_incremental_init, push_init_level, pop_init_level):
14022 Handle constructor_nonconst and nonconst element.
14023 (set_init_index): Call constant_expression_warning for array
14025 (output_init_element): Fold value. Set constructor_nonconst as
14026 applicable. pedwarn for initializers not constant expressions.
14027 Update call to digest_init. Call constant_expression_warning
14028 where constant initializers are required.
14029 (process_init_element): Use c_save_expr.
14030 (c_finish_goto_ptr): Fold expression.
14031 (c_finish_return): Fold return value. Update call to
14032 convert_for_assignment.
14033 (c_start_case): Fold switch expression.
14034 (c_process_expr_stmt): Fold expression.
14035 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14036 ensure statement expression is not evaluated in constant expression.
14037 (build_binary_op): Track whether results are integer constant
14038 expressions or may occur in such, disable folding and wrap results
14039 as applicable. Fold operands for -Wsign-compare warnings unless
14041 (c_objc_common_truthvalue_conversion): Handle results folded to
14042 integer constants that are not integer constant expressions.
14043 * doc/extend.texi: Document when typeof operands are evaluated,
14044 that condition of __builtin_choose_expr is an integer constant
14045 expression, and more about use of __builtin_constant_p in
14048 2009-03-29 Richard Guenther <rguenther@suse.de>
14050 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14051 propagate addresses of array references.
14053 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14055 * regmove.c (perhaps_ends_bb_p): Remove.
14056 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14057 from INSN and check that the main loop stays within that basic block.
14058 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14059 (regmove_forward_pass): Split out from regmove_optimize. Use
14060 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14061 (regmove_backward_pass): Split out from regmove_optimize. Use
14062 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14063 (regmove_optimize): Simplify.
14065 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14068 * config/i386/i386.c (classify_argument): Ignore flexible array
14069 member in struct and warn ABI change.
14071 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14073 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14075 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14076 (ix86_adjust_cost): Updated.
14078 2009-03-29 Jan Hubicka <jh@suse.cz>
14080 PR middle-end/28850
14081 * tree-pass.h (pass_cleanup_eh): New function.
14082 (remove_unreachable_regions): Break code handling RTL
14083 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14084 that can not be reached by runtime.
14085 (can_be_reached_by_runtime): New function.
14086 (label_to_region_map): New function.
14087 (num_eh_regions): New function.
14088 (rtl_remove_unreachable_regions): New function.
14089 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14090 (remove_eh_region): New function.
14091 * except.h: Include sbitmap and vecprim.
14092 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14093 num_eh_regions): Declare.
14094 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14095 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14096 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14097 (tree_empty_eh_handler_p): New function.
14098 (cleanup_empty_eh): New function.
14099 (cleanup_eh): New function.
14100 (pass_cleanup_eh): New function.
14102 2009-03-29 Jan Hubicka <jh@suse.cz>
14104 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14105 for removed regions.
14107 2009-03-29 Jan Hubicka <jh@suse.cz>
14109 * except.c (dump_eh_tree): Dump all datastructures.
14111 2009-03-29 Jan Hubicka <jh@suse.cz>
14113 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14114 (duplicate_eh_regions_1): Likewise.
14115 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14116 vector; call EH verification.
14117 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14118 Be ready for region being removed.
14120 2009-03-29 Jan Hubicka <jh@suse.cz>
14122 * bitmap.c (bitmap_last_set_bit): New function.
14123 * bitmap.h (bitmap_last_set_bit): Declare.
14125 2009-03-29 David Ayers <ayers@fsfe.org>
14128 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14129 by calling objc_compare_types and surpress warnings about
14130 incompatible C pointers that are compatible ObjC pointers.
14132 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14134 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14135 call initialize_inline_failed.
14136 (initialize_inline_failed): Move it from here ...
14137 * cgraph.c (initialize_inline_failed): ... to here.
14138 (cgraph_create_edge): Call initialize_inline_failed rather than
14139 setting inline_failed directly.
14141 2009-03-29 Ben Elliston <bje@au.ibm.com>
14144 * sysv4.opt (msdata): Improve comment.
14145 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14146 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14148 2009-03-29 Ben Elliston <bje@au.ibm.com>
14151 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14152 load and store attributes.
14154 2009-03-29 Ben Elliston <bje@au.ibm.com>
14156 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14157 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14158 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14159 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14160 __builtin_infq and __builtin_huge_valq.
14162 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14164 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14166 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14167 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14169 2009-03-28 Xinliang David Li <davidxl@google.com>
14171 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14172 (do_dbg_cnt): New function.
14174 2009-03-28 Jan Hubicka <jh@suse.cz>
14176 Merge from pretty-ipa:
14178 2009-03-27 Jan Hubicka <jh@suse.cz>
14180 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14181 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14182 * passes.c (function_called_by_processed_nodes_p): New.
14183 * ipa-pure-const.c (check_call): Fix handling of operands.
14184 (analyze_function): Dump debug output for skipped bodies.
14185 (local_pure_const): Use function_called_by_processed_nodes_p.
14186 * dwarf2out.c (reference_to_unused): Use output.
14187 * passes.c (do_per_function_toporder): Likewise.
14189 2008-11-12 Jan Hubicka <jh@suse.cz>
14191 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14192 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14193 state_set_in_source enum
14194 (check_decl): Ignore memory tags; do not set fake looping flags;
14196 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14197 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14198 (check_call, analyze_function): Rewrite.
14200 (add_new_function): Update call of analyze_function.
14201 (generate_summary): Add call of analyze_function.
14202 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14203 (local_pure_const): New function.
14204 (pass_local_pure_const): New pass.
14205 * ipa-inline.c (inline_transform): Set after_inlining.
14206 * tree-eh.c (stmt_can_throw_external): New.
14207 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14208 work with aliasing built.
14209 * tree-flow.h (stmt_can_throw_external): New.
14210 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14211 and local pure/const pass in early and late optimization queue.
14213 2009-03-28 Martin Jambor <mjambor@suse.cz>
14215 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14217 (fold_binary): Allow function decl aligment consideration is the
14218 second argument is integer constant one.
14219 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14220 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14221 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14223 2009-03-28 Jan Hubicka <jh@suse.cz>
14225 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14226 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14227 * function.h (rtl_data): Add nothrow flag.
14228 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14229 set DECL_NOTHROW for AVAILABLE functions.
14231 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14233 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14234 following vector keyword has expansion starting with pixel or bool
14235 keyword, expand vector to __vector and pixel or bool to __pixel or
14239 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14240 warn_if_disallowed_function_p): Removed.
14241 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14242 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14243 warning_if_disallowed_function_p.
14244 * flags.h (warn_if_disallowed_function_p,
14245 warn_disallowed_functions): Removed.
14246 * common.opt (Wdisallowed-function-list=): Removed.
14247 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14249 2009-03-28 Richard Guenther <rguenther@suse.de>
14251 PR tree-optimization/38723
14252 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14255 2009-03-28 Jan Hubicka <jh@suse.cz>
14257 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14258 test introduced by my previous patch.
14260 2009-03-28 Richard Guenther <rguenther@suse.de>
14262 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14263 the PHIs value undefined.
14265 2009-03-28 Jan Hubicka <jh@suse.cz>
14267 * tree-pass.h (pass_fixup_cfg): New pass.
14268 * ipa-inline.c (inline_transform): Set
14269 always_inline_functions_inlined/after_inlining.
14270 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14271 (pass_fixup_cfg): New pass.
14272 * passes.c (init_optimization_passes): Add fixup_cfg.
14274 2009-03-28 Richard Guenther <rguenther@suse.de>
14276 PR tree-optimization/38458
14277 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14278 argument use the arguments copy-of value.
14280 2009-03-28 Richard Guenther <rguenther@suse.de>
14282 PR tree-optimization/38180
14283 * tree-ssa-ccp.c (get_default_value): Simplify.
14284 (likely_value): Likewise.
14285 (surely_varying_stmt_p): Properly handle VOP case.
14286 (ccp_initialize): Likewise.
14287 (ccp_fold): Handle propagating through *&.
14288 (fold_const_aggregate_ref): Also handle decls.
14290 2009-03-28 Jan Hubicka <jh@suse.cz>
14292 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14293 * cgraph.h (cgraph_node): Likewise.
14294 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14295 (cgraph_reset_node): Use process flag.
14296 (cgraph_mark_functions_to_output): Likewise.
14297 (cgraph_expand_function): Likewise.
14298 (cgraph_expand_all_functions): Likewise.
14299 (cgraph_output_in_order): Likewise.
14300 * dwarf2out.c (reference_to_unused): Likewise.
14301 * passes.c do_per_function_toporder): Likewise.
14303 2009-03-28 Jan Hubicka <jh@suse.cz>
14305 Bring from lto-branch:
14307 2008-09-03 Doug Kwan <dougkwan@google.com>
14309 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14310 enums instead of reason strings.
14311 * cgraph.c (cgraph_create_edge): Same.
14312 (cgraph_inline_failed_string): New function.
14313 * cgraph.h (cgraph_inline_failed_t): New enum type.
14314 (cgraph_inline_failed_string): New prototype.
14315 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14316 char pointer to cgraph_inline_failed_t.
14317 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14318 (cgraph_default_inline_p): Ditto.
14319 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14320 to cgraph_inline_failed_t pointer.
14321 * cif-code.def: New file.
14322 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14324 (cgraph_check_inline_limits): Change type of REASON to pointer to
14325 cgraph_inline_failed_t. Replace reason strings with enums.
14326 (cgraph_default_inline_p): Ditto.
14327 (cgraph_recursive_inlining_p): Ditto.
14328 (update_caller_keys): Change type of FAILED_REASON to
14329 cgraph_inline_failed_t.
14330 (cgraph_set_inline_failed): Change type of REASON to pointer to
14331 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14332 convert enums to strings for text output.
14333 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14334 to be of type cgraph_inline_failed_t. Replace reason strings with
14335 enums. Call cgraph_inline_failed_string to covert enums
14336 to strings for text output.
14337 (cgraph_decide_inlining): Replace reason strings with enums.
14338 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14339 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14341 * tree-inline.c (expand_call_inline): Change type of REASON
14342 to cgraph_inline_failed_t. Replace reason strings with enums.
14343 Call cgraph_inline_failed_string for text output.
14344 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14347 2009-03-28 Jan Hubicka <jh@suse.cz>
14349 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14350 cgraph_clone_node): Remove master clone handling.
14351 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14352 * cgraph.h (master_clone): Remove.
14353 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14354 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14355 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14357 2009-03-28 Jan Hubicka <jh@suse.cz>
14359 * cgraph.c (cgraph_function_body_availability): Functions declared
14360 inline are always safe to assume that it is not going to be replaced.
14362 2009-03-28 Richard Guenther <rguenther@suse.de>
14364 PR tree-optimization/38513
14365 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14366 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14367 EXC_PTR_EXPR and FILTER_EXPR.
14368 (get_ref_from_reference_ops): Likewise.
14370 2009-03-28 Richard Guenther <rguenther@suse.de>
14372 PR tree-optimization/38968
14373 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14374 Use FLOOR_MOD_EXPR to compute misalignment.
14376 2009-03-28 Richard Guenther <rguenther@suse.de>
14378 PR tree-optimization/37795
14379 * tree.h (combine_comparisons): Declare.
14380 * fold-const.c (combine_comparisons): Export.
14381 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14383 (ifcombine_iforif): Use combine_comparisons.
14385 2009-03-28 Jan Hubicka <jh@suse.cz>
14387 * tree-eh.c (inlinable_call_p): New function.
14388 (make_eh_edges): Use it.
14389 (verify_eh_edges): Use it.
14390 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14391 * except.c (reachable_next_level): Add inlinable_function argument
14392 (sjlj_find_directly_reachable_regions): Update.
14393 (add_reachable_handler): Do not set saw_any_handlers.
14394 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14395 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14396 Add new inlinable call parameter.
14397 (can_throw_internal, can_throw_external): Update.
14398 * except.h (can_throw_internal_1, can_throw_external_1,
14399 foreach_reachable_handler): Update declaration.
14401 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14403 * config/arm/t-arm-coff, config/h8300/coff.h,
14404 config/i386/i386-aout.h, config/i386/i386-coff.h,
14405 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14406 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14407 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14408 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14409 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14410 sys-types.h: Remove.
14411 * Makefile.in: Remove protoize and fixproto support and references
14413 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14414 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14416 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14417 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14418 unprotoize$(exeext).
14419 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14420 (.PHONY): Don't depend on proto.
14421 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14422 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14423 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14424 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14425 build/gen-protos.o, build/scan.o, xsys-protos.h,
14426 build/fix-header$(build_exeext), build/fix-header.o,
14427 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14428 stmp-install-fixproto): Remove.
14429 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14430 SYSCALLS.c or fixproto files.
14431 (install-common): Don't install protoize.
14432 (install-headers-tar, install-headers-cpio, install-headers-cp):
14433 Don't depend on $(STMP_FIXPROTO).
14434 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14435 install fixproto files or write out fixproto settings.
14436 (uninstall): Don't uninstall protoize.
14437 * config.gcc (use_fixproto): Remove.
14438 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14439 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14440 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14441 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14442 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14443 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14444 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14445 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14446 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14447 * config/t-vxworks (STMP_FIXPROTO): Remove.
14448 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14449 STMP_FIXPROTO): Remove.
14450 * config.in, configure: Regenerate.
14451 * crtstuff.c (gid_t, uid_t): Don't undefine.
14452 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14453 (arm-*-coff, arm-*-aout: Remove target entries.
14454 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14455 Remove mention of AIX 4.1.
14456 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14457 * doc/invoke.texi (Running Protoize): Remove.
14458 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14459 (Protoize Caveats): Remove.
14460 * tsystem.h: Update comments on headers assumed to exist.
14462 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14464 * genautomata.c: Add a new year to the copyright. Add a new
14466 (struct insn_reserv_decl): Add comments for member bypass_list.
14467 (find_bypass): Remove.
14468 (insert_bypass): New.
14469 (process_decls): Use insert_bypass.
14470 (output_internal_insn_latency_func): Output all bypasses with the
14471 same input insn in one switch case.
14473 * rtl.def (define_bypass): Describe bypass choice.
14474 * doc/md.texi (define_bypass): Ditto.
14476 2009-03-27 Richard Guenther <rguenther@suse.de>
14478 * gimplify.c (mark_addressable): Export.
14479 * tree-flow.h (mark_addressable): Declare.
14480 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14481 * tree-ssa.c (verify_phi_args): Verify that address taken
14482 variables have TREE_ADDRESSABLE set.
14484 2009-03-27 Richard Guenther <rguenther@suse.de>
14486 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14487 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14488 Do not mark decls TREE_ADDRESSABLE.
14489 (build_fold_addr_expr): Adjust.
14490 (fold_addr_expr): Remove.
14491 (fold_unary): Use build_fold_addr_expr.
14492 (fold_comparison): Likewise.
14493 (split_address_to_core_and_offset): Likewise.
14494 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14496 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14497 (gimplify_modify_expr_to_memcpy): Mark source and destination
14499 * omp-low.c (create_omp_child_function): Mark the object decl
14501 (lower_rec_input_clauses): Mark the var we take the address of
14503 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14505 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14507 PR middle-end/39315
14508 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14509 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14511 2009-03-27 Richard Guenther <rguenther@suse.de>
14513 PR tree-optimization/39120
14514 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14516 (handle_lhs_call): Process return constraints. Add escape
14517 constraints if necessary.
14518 (handle_const_call): Fill out return constraints. Make nested
14519 case more precise. Avoid consttmp if possible.
14520 (handle_pure_call): Fill out return constraints. Avoid
14521 callused if possible.
14522 (find_func_aliases): Simplify call handling.
14524 2009-03-27 Richard Guenther <rguenther@suse.de>
14526 PR tree-optimization/39120
14527 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14528 as a representative.
14529 (solve_graph): Do propagate CALLUSED.
14530 (handle_pure_call): Use a scalar constraint from CALLUSED for
14532 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14535 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14538 * c-common.c (handle_aligned_attribute): Properly check alignment
14539 overflow. Use (1U << i) instead of (1 << i).
14541 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14543 * expr.h (get_mem_align_offset): Updated.
14545 * tree.h (tree_decl_common): Change align to "unsigned int" and
14546 move it before pointer_alias_set.
14548 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14549 Jakub Jelinek <jakub@redhat.com>
14552 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14553 gr_register_operand with gr_reg_or_0_operand.
14554 (cmpxchg_rel_di): Likewise.
14555 (sync_lock_test_and_set<mode>): Likewise.
14557 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14559 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14560 (true_regnum): Likewise.
14562 * rtlanal.c (subreg_info): Moved to ...
14563 * rtl.h (subreg_info): Here. New.
14564 (subreg_get_info): New.
14566 * rtlanal.c (subreg_get_info): Make it extern.
14568 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14571 * config/i386/i386.c (ix86_abi): New.
14572 (override_options): Handle -mabi=.
14573 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14574 (ix86_call_abi_override): Likewise.
14575 (init_cumulative_args): Likewise.
14576 (function_arg_advance): Likewise.
14577 (function_arg_64): Likewise.
14578 (function_arg): Likewise.
14579 (ix86_pass_by_reference): Likewise.
14580 (ix86_function_value_regno_p): Likewise.
14581 (ix86_build_builtin_va_list_abi): Likewise.
14582 (setup_incoming_varargs_64): Likewise.
14583 (is_va_list_char_pointer): Likewise.
14584 (ix86_init_machine_status): Likewise.
14585 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14586 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14587 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14588 (ix86_function_abi): Make it static and return enum calling_abi.
14589 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14591 (ix86_fn_abi_va_list): Updated.
14593 * config/i386/i386.h (ix86_abi): New.
14594 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14595 (CONDITIONAL_REGISTER_USAGE): Likewise.
14596 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14597 (machine_function): Likewise.
14599 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14601 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14602 (STACK_BOUNDARY): Likewise.
14603 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14605 * config/i386/i386.opt (mabi=): New.
14607 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14608 return enum calling_abi.
14609 (ix86_function_type_abi): Likewise.
14610 (ix86_function_abi): Removed.
14612 * doc/invoke.texi: Document -mabi= option for x86.
14614 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14616 * builtins.c (real_dconstp): Delete.
14617 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14619 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14620 Jakub Jelinek <jakub@redhat.com>
14623 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14624 (gen_subprogram_die): When a function is explicit, generate the
14625 DW_AT_explicit attribute.
14626 * langhooks.h (struct lang_hooks_for_decls): Add
14627 function_decl_explicit_p langhook.
14628 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14629 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14631 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14633 * builtins.c (fold_builtin_memory_op): Optimize memmove
14634 into memcpy if we can prove source and destination don't overlap.
14636 * tree-inline.c: Include gt-tree-inline.h.
14637 (clone_fn_id_num): New variable.
14638 (clone_function_name): New function.
14639 (tree_function_versioning): Use it.
14640 * Makefile.in (GTFILES): Add tree-inline.c.
14642 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14644 * BASE-VER: Change to 4.5.0.
14646 2009-03-27 Xinliang David Li <davidxl@google.com>
14648 PR tree-optimization/39557
14649 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14651 2009-03-27 Xinliang David Li <davidxl@google.com>
14653 PR tree-optimization/39548
14654 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14657 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14659 * c-common.c (pointer_int_sum): Use %wd on return from
14662 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14664 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14665 on return from tree_low_cst.
14667 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14670 * ginclude/stdarg.h (va_copy): Define also for
14671 __GXX_EXPERIMENTAL_CXX0X__.
14673 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14676 * builtins.h (c_strlen): Do not warn here.
14677 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14678 * c-common.c (pointer_int_sum): Take an explicit location.
14679 Warn about offsets out of bounds.
14680 * c-common.h (pointer_int_sum): Adjust declaration.
14682 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14684 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14687 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14690 * opts.c (warn_if_disallowed_function_p): Don't assume
14691 get_callee_fndecl must return non-NULL.
14693 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14695 PR rtl-optimization/39522
14696 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14697 when reg_reloaded_valid is set.
14699 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14701 * config/spu/divv2df3.c: New file.
14702 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14703 (DPBIT_FUNCS): Filter out _div_df.
14705 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14707 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14708 a jump insn, count that jump in the distance to the loop start.
14710 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14713 * config/sh/sh.c (calc_live_regs): Fix condition for global
14714 registers except PIC_OFFSET_TABLE_REGNUM.
14716 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14719 * doc/invoke.texi (-mconsole): New.
14721 (-mno-cygwin): New.
14723 (-mnop-fun-dllimport): New.
14727 (sub section "i386 and x86-64 Windows Options"): New.
14729 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14731 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14732 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14734 2009-03-25 Richard Guenther <rguenther@suse.de>
14736 PR middle-end/39497
14737 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14740 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14742 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14743 neither of haifa/selective schedulers are working.
14745 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14747 * doc/invoke.texi (Debugging Options): Fix description of
14748 -fno-merge-debug-strings.
14750 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14752 * config/cris/libgcc.ver: New version-script.
14753 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14755 * configure.ac <GAS features, nop mnemonic>: Add pattern
14756 crisv32-*-* for "nop".
14757 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14758 * configure: Regenerate.
14760 2009-03-24 Ira Rosen <irar@il.ibm.com>
14762 PR tree-optimization/39529
14763 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14764 mark_sym_for_renaming for the tag copied to the new vector
14767 2009-03-24 Arthur Loiret <aloiret@debian.org>
14769 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14770 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14771 EXTRA_SPEC_FUNCTIONS.
14772 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14773 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14774 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14775 -march and -mtune options.
14777 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14779 * config/m68k/t-rtems: Add m5329 multilib.
14781 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14782 Jakub Jelinek <jakub@redhat.com>
14785 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14788 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14791 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14792 instead of c_parser_expression_conv, if original_code isn't one of the
14793 4 allowed comparison codes, fail.
14795 2009-03-23 Richard Guenther <rguenther@suse.de>
14797 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14798 * tree.h (struct tree_type): Likewise.
14799 * reload.h (struct insn_chain): Likewise.
14800 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14801 * function.h (struct function): Likewise.
14802 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14804 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14806 PR tree-optimization/39516
14807 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
14809 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
14811 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
14812 should be set true if BITS_PER_WORD of target is bigger than 32
14814 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
14816 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
14817 Translate -B-options to -rpath-link. Correct existing
14818 rpath-link and conditionalize on !nostdlib.
14820 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14822 * doc/extend.texi (Function Attributes, Variable Attributes):
14824 * doc/invoke.texi (Debugging Options, Optimize Options)
14825 (i386 and x86-64 Options, MCore Options): Likewise.
14827 2009-03-20 Jakub Jelinek <jakub@redhat.com>
14830 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
14831 it for block local namespace aliases.
14832 (gen_decl_die): Pass context_die to gen_namespace_die.
14834 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14837 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
14838 minimum or maximum value.
14840 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
14842 * reginfo.c (globalize_reg): Recompute derived reg sets.
14844 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
14847 * libgcc2.c (mprotect): Do not use signed arguments for
14848 VirtualProtect, use DWORD arguments. Also fix the 'may
14849 be used uninitialized' warning for the np variable.
14851 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14854 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
14855 functions using regparm calling conventions when not optimizing.
14856 (ix86_function_sseregparm): Similarly for sseregparm calling
14859 2009-03-19 Li Feng <nemokingdom@gmail.com>
14861 PR middle-end/39500
14862 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
14863 dependence if the first conflict is after niter iterations.
14865 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
14867 PR middle-end/38609
14868 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
14869 functions with dynamic stack-pointer adjustments.
14871 2009-03-19 Ben Elliston <bje@au.ibm.com>
14873 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
14874 option; change to -msdata=data.
14876 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14878 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
14881 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
14884 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
14886 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
14888 * doc/invoke.texi (Code Gen Options): Expand discussion of
14891 2009-03-18 Jakub Jelinek <jakub@redhat.com>
14893 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
14894 * matrix-reorg.c (struct matrix_info): Likewise.
14895 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
14896 * rtl.h (struct mem_attrs): Likewise.
14897 * df.h (struct df): Likewise.
14898 * tree-data-ref.h (struct data_dependence_relation): Likewise.
14899 * ira-int.h (struct ira_allocno): Likewise.
14900 * df-scan.c (struct df_collection_rec): Likewise.
14901 * ira.c (struct equivalence): Likewise.
14902 * function.c (struct temp_slot): Likewise.
14903 * cfgloop.h (struct loop): Likewise.
14906 * function.c (use_register_for_decl): When not optimizing, disregard
14907 register keyword for variables with types containing methods.
14909 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
14911 PR middle-end/39447
14912 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
14913 (is_simple_operand): Call contains_component_ref_p before calling data
14914 reference analysis that would fail on COMPONENT_REFs.
14916 * tree-vrp.c (search_for_addr_array): Fix formatting.
14918 2009-03-18 Richard Guenther <rguenther@suse.de>
14920 * tree-vect-transform.c (vect_loop_versioning): Fold the
14921 generated comparisons.
14922 * tree-vectorizer.c (set_prologue_iterations): Likewise.
14923 (slpeel_tree_peel_loop_to_edge): Likewise.
14925 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14927 PR middle-end/37805
14928 * opts.c (print_specific_help): In addition to `undocumented',
14929 accept `separate' and `joined' flags if passed alone. Describe
14930 output by the first matched one of those.
14931 (common_handle_option): Skip over empty strings.
14932 * gcc.c (display_help): Fix help string for `--help='.
14933 * doc/invoke.texi (Option Summary, Overall Options): With
14934 `--help=', classes and qualifiers can both be repeated, but
14935 only the latter can be negated. One should not pass only
14936 negated qualifiers. Fix markup and examples.
14939 2008-10-14 Jakub Jelinek <jakub@redhat.com>
14940 PR middle-end/37805
14941 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
14942 and -fhelp=separate.
14944 2009-03-17 Jing Yu <jingyu@google.com>
14946 PR middle-end/39378
14947 * function.h (struct rtl_data): Move is_thunk from here...
14948 (struct function): ...to here.
14949 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
14950 * varasm.c (assemble_start_function): Change is_thunk from crtl to
14952 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
14954 (alpha_does_function_need_gp, alpha_start_function): Likewise.
14955 (alpha_output_function_end_prologue): Likewise.
14956 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
14957 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
14958 (rs6000_output_function_epilogue): Likewise.
14959 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
14961 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
14964 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
14965 from different units in a single alternative.
14966 (*truncdfsf_i387): Ditto.
14967 (*truncxfsf2_mixed): Ditto.
14968 (*truncxfdf2_mixed): Ditto.
14970 2009-03-17 Jakub Jelinek <jakub@redhat.com>
14972 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
14973 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14976 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14977 unused non-artificial variables when not optimizing.
14980 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
14981 DW_TAG_imported_module even if decl is IMPORTED_DECL with
14982 NAMESPACE_DECL in its DECL_INITIAL.
14984 PR middle-end/39443
14985 * optabs.c (set_user_assembler_libfunc): New function.
14986 * expr.h (set_user_assembler_libfunc): New prototype.
14987 * c-common.c: Include libfuncs.h.
14988 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14989 for memcmp, memset, memcpy, memmove and abort.
14990 * Makefile.in (c-common.o): Depend on libfuncs.h.
14993 * dwarf2out.c (gen_inlined_enumeration_type_die,
14994 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14995 gen_tagged_type_instantiation_die): Removed.
14996 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14999 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15002 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15004 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15005 (check-parallel-%): Ditto.
15006 (check-consistency): Ditto.
15008 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15010 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15011 local variable rhs by NULL_TREE.
15013 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15016 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15018 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15021 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15023 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15026 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15027 for ms->sysv ABI calls only in 64bit mode.
15029 * config/i386/i386.md (untyped_call): Support 32bit.
15031 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15033 * doc/extend.texi: Replace x86_65 with x86_64.
15035 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15037 PR tree-optimization/39455
15038 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15039 mismatches for POINTER_TYPE_P (type).
15040 (number_of_iterations_le): Likewise.
15042 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15044 * config/picochip/picochip.c: Removed profiling support.
15045 * config/picochip/picochip.md: Removed profiling instruction.
15046 * config/picochip/picochip.h: Removed profiling builtin.
15048 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15050 * doc/install.texi (--with-host-libstdcxx): Document.
15052 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15055 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15056 generate a warning if the function name does not begin with
15057 "__vector" and the function has either the 'signal' or 'interrupt'
15058 attribute, from here to ...
15059 (avr_declare_function_name): ...here. New function.
15060 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15061 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15063 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15066 * cse.c (fold_rtx): Don't modify original const_arg1 when
15067 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15068 separate variable instead.
15069 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15070 from out of range shift counts.
15071 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15073 2009-03-13 Catherine Moore <clm@codesourcery.com>
15075 * config/i386/x-mingw32 (host-mingw32.o): Replace
15076 diagnostic.h with $(DIAGNOSTIC_H).
15078 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15081 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15083 * config/i386/sync.md (sync_compare_and_swap<mode>,
15084 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15085 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15087 (sync_double_compare_and_swapdi_pic,
15088 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15089 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15091 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15094 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15096 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15099 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15100 (avx_addsubv4df3): Likewise.
15101 (*avx_addsubv4sf3): Likewise.
15102 (sse3_addsubv4sf3): Likewise.
15104 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15107 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15109 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15112 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15113 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15114 registers for allocnos created from user-defined variables.
15116 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15119 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15120 of non-integer mode as well.
15122 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15124 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15125 for functions for which the parameter types are unknown.
15127 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15130 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15131 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15132 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15133 * config/i386/i386.c (ix86_local_alignment): For
15134 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15135 long long variables on the stack to avoid dynamic realignment.
15136 Allow the first argument to be a decl rather than type.
15137 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15139 2009-03-11 Nick Clifton <nickc@redhat.com>
15142 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15144 Add description to mno-lsim option.
15145 * config/mcore/mcore.h: Remove comment about deprecated m4align
15147 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15148 * doc/invoke.texi: Add description of mno-lsim and
15149 mstack-increment options.
15151 * config/fr30/fr30.opt: Document the -mno-lsim option.
15152 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15153 and -mno-lsim options.
15155 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15157 * fold-const.c (fold_comparison): Only call fold_inf_compare
15158 if the mode supports infinities.
15160 2009-03-11 Jason Merrill <jason@redhat.com>
15163 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15164 end already did. Notice GIMPLE_CALL modifications of the result.
15165 Don't copy debug information from an ignored decl or a decl from
15168 2009-03-10 Richard Guenther <rguenther@suse.de>
15169 Nathan Froyd <froydnj@codesourcery.com>
15171 PR middle-end/37850
15172 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15173 (__divMODE3): Likewise.
15175 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15177 PR tree-optimization/39394
15178 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15179 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15181 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15183 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15184 inline asms for register asm ("") declarations.
15186 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15188 * fold-const.c (fold_unary): Fix comment.
15190 2009-03-07 Jan Hubicka <jh@suse.cz>
15193 * tree-inline.c (setup_one_parameter): Do replacement of const
15194 argument by constant in SSA form.
15196 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15198 PR middle-end/38028
15199 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15200 determine alignment passed to assign_stack_local.
15201 (assign_parms_unsplit_complex): Likewise.
15202 * except.c (sjlj_build_landing_pads): Likewise.
15204 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15206 PR middle-end/39360
15207 * tree-flow.h (add_referenced_var): Return bool instead of void.
15208 * tree-dfa.c (add_referenced_var): Return result of
15209 referenced_var_check_and_insert call.
15210 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15211 of referenced_var_check_and_insert.
15214 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15215 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15216 DIE, don't emit it if abstract origin already has it.
15217 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15218 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15220 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15222 * genpreds.c (needs_variable): Fix parentheses at variable name
15224 (write_tm_constrs_h): Indent generated code.
15226 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15228 * doc/extend.texi (Function Attributes): Add documentation
15229 for isr attributes.
15231 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15234 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15235 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15237 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15239 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15242 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15245 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15246 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15248 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15250 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15251 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15252 constants instead of magic numbers.
15253 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15255 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15256 (x86_64_ms_abi_int_parameter_registers): Ditto.
15257 (x86_64_int_return_registers): Ditto.
15258 (ix86_maybe_switch_abi): Ditto.
15259 (ix86_expand_call): Ditto for clobbered_registers array.
15260 (ix86_hard_regno_mode_ok): Ditto.
15261 (x86_extended_QIreg_mentioned_p): Ditto.
15263 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15265 PR tree-optimization/39349
15266 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15268 * combine.c (gen_lowpart_for_combine): Use omode when generating
15271 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15273 PR rtl-optimization/39235
15274 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15276 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15278 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15280 2009-03-04 Richard Guenther <rguenther@suse.de>
15282 PR tree-optimization/39362
15283 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15284 that occur in abnormal PHIs should be varying.
15286 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15288 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15290 (simple_iv): Take loop as an argument instead of statement.
15291 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15292 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15294 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15296 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15297 * matrix-reorg.c (analyze_transpose): Ditto.
15298 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15299 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15300 * tree-predcom.c (ref_at_iteration): Ditto.
15301 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15303 2009-03-04 Richard Guenther <rguenther@suse.de>
15305 PR tree-optimization/39358
15306 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15307 escaped_id and callused_id.
15308 (solve_graph): Likewise.
15310 2009-03-04 Richard Guenther <rguenther@suse.de>
15312 PR tree-optimization/39339
15313 * tree-sra.c (try_instantiate_multiple_fields): Make it
15314 no longer ICE on the above.
15316 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15318 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15319 that fits within Pmode.
15321 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15323 PR middle-end/10109
15324 * tm.texi (LIBCALL_VALUE): Update description.
15326 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15328 PR middle-end/34443
15329 * doc/extend.texi (section): Update description.
15331 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15333 PR middle-end/39345
15334 * tree-inline.c (remapped_type): New.
15335 (can_be_nonlocal): Call remapped_type instead of remap_type.
15337 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15340 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15341 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15343 2009-03-03 Richard Guenther <rguenther@suse.de>
15345 PR middle-end/39272
15346 * tree.c (tree_nonartificial_location): New function.
15347 * tree.h (tree_nonartificial_location): Declare.
15348 * builtins.c (expand_builtin_memory_chk): Provide location
15349 of the call location for artificial function pieces.
15350 (maybe_emit_chk_warning): Likewise.
15351 (maybe_emit_sprintf_chk_warning): Likewise.
15352 (maybe_emit_free_warning): Likewise.
15353 * expr.c (expand_expr_real_1): Likewise.
15355 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15357 PR tree-optimization/39343
15358 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15359 COMPONENT_REF t has ARRAY_TYPE.
15361 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15363 PR middle-end/39335
15364 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15365 when the type precision of the induction variable should be
15366 larger than the type precision of nit.
15367 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15368 * graphite.c (graphite_loop_normal_form): Same.
15369 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15371 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15373 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15374 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15375 numbers to describe clobbered registers.
15376 (*call_value_0_rex64_ms_sysv): Ditto.
15377 * config/i386/mmx.md (mmx_emms): Ditto.
15378 (mmx_femms): Ditto.
15380 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15382 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15385 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15387 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15388 (spu_section_type_flags): New function.
15390 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15392 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15393 reg_class_contents of FLOAT_REGS into a temporary.
15395 2009-03-02 Richard Guenther <rguenther@suse.de>
15396 Ira Rosen <irar@il.ibm.com>
15398 PR tree-optimization/39318
15399 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15400 information to the vectorized statement.
15402 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15404 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15405 variable. Use defined names instead of magic constants for REX SSE
15408 2009-03-01 Richard Guenther <rguenther@suse.de>
15410 PR tree-optimization/39331
15411 * omp-low.c (lower_send_shared_vars): Do not receive new
15412 values for the reference of DECL_BY_REFERENCE parms or results.
15414 2009-03-01 Jan Hubicka <jh@suse.cz>
15417 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15418 BLOCK_NONLOCALIZED_VAR): New macros.
15419 (tree_block): Add nonlocalized_vars.
15420 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15421 gen_decl_die): Add origin argument. Allow generation of die with
15422 origin at hand only.
15423 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15424 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15426 (gen_block_die): Fix checking for unused blocks.
15427 (process_scope_var): Break out from .... ; work with origins only.
15428 (decls_for_scope) ... here; process nonlocalized list.
15429 (dwarf2out_ignore_block): Look for nonlocalized vars.
15430 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15432 (dump_scope_block): Dump them.
15433 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15434 (remap_block): Likewise.
15435 (can_be_nonlocal): New predicate.
15436 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15438 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15440 * configure: Regenerate.
15442 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15444 * optc-gen.awk: No need to duplicate option flags twice.
15445 Reuse help texts for duplicate options which do not have any.
15447 * gcc.c (display_help): Document --version.
15449 * gcc.c (main): If print_help_list and verbose_flag, ensure
15450 driver output comes before subprocess output.
15452 * optc-gen.awk: Assign all remaining fields to help string,
15453 space-separated, for multi-line help in *.opt.
15455 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15456 -Wno-pedantic-ms-format is for MinGW targets only.
15458 * doc/options.texi (Option file format): Fix bad indentation,
15459 restoring dropped sentence.
15461 2009-02-28 Jan Hubicka <jh@suse.cz>
15463 * tree-inline.c (tree_function_versioning): Output debug info.
15465 2009-02-28 Jan Hubicka <jh@suse.cz>
15468 * tree-inline.c (setup_one_parameter): Do not copy propagate
15469 arguments when not optimizing.
15471 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15474 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15475 (avx_addsubv4df3): Likewise.
15476 (*avx_addsubv4sf3): Likewise.
15477 (sse3_addsubv4sf3): Likewise.
15478 (*avx_addsubv2df3): Likewise.
15479 (sse3_addsubv2df3): Likewise.
15480 (avx_unpckhps256): Correct item selectors.
15481 (avx_unpcklps256): Likewise.
15482 (avx_unpckhpd256): Likewise.
15483 (avx_unpcklpd256): Likewise.
15485 2009-02-28 Jan Hubicka <jh@suse.cz>
15487 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15489 (copy_arguments_for_versioning): If var is declared don't declare it.
15490 (tree_function_versioning): First setup substitutions and then copy
15493 2009-02-27 Jan Hubicka <jh@suse.cz>
15496 * cgraph.h (varpool_output_debug_info): Remove.
15497 * cgraphunit.c (varpool_output_debug_info): Remove.
15498 * dwarf2out.c (deferred_locations_struct): New struct
15499 (deferred_locations): New type.
15500 (deferred_locations_list): New static var.
15501 (deffer_location): New function.
15502 (gen_variable_die): Use it.
15503 (decls_for_scope): Output info on local static vars.
15504 (dwarf2out_finish): Process deferred locations.
15505 * varpool.c (varpool_output_debug_info): Remove.
15507 2009-02-27 Jan Hubicka <jh@suse.cz>
15510 * tree.h (TREE_PROTECTED): Fix comment.
15511 (BLOCK_HANDLER_BLOCK): Remove.
15512 (struct tree_block): Remove handler_block add body_block.
15513 (inlined_function_outer_scope_p): New.
15514 (is_body_block): Remove.
15515 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15516 * dwarf2out.c (is_inlined_entry_point): Remove.
15517 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15518 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15520 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15521 * gimplify.c (gimplify_expr): Gimplify body blocks.
15522 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15523 block with multiple subblocks.
15524 (dump_scope_block): Prettier output; dump more flags and info.
15525 (dump_scope_blocks): New.
15526 (remove_unused_locals): Use dump_scope_blocks.
15527 * tree-flow.h (dump_scope_blocks): Declare.
15528 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15529 * stmt.c (is_body_block): Remove.
15530 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15531 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15533 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15535 PR middle-end/39308
15536 * graphite.c (graphite_loop_normal_form): Do not call
15537 number_of_iterations_exit from a gcc_assert.
15539 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15541 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15542 jumps if COND is NULL.
15543 (find_cond_jump): New function.
15544 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15545 * config/s390/s390.md: Remove z10_cobra attribute value.
15547 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15549 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15550 force_const_mem returns NULL_RTX.
15552 2009-02-26 Jan Hubicka <jh@suse.cz>
15555 * cgraph.h (varpool_output_debug_info): Remove.
15556 * cgraphunit.c (varpool_output_debug_info): Remove.
15557 * dwarf2out.c (deferred_locations_struct): New struct
15558 (deferred_locations): New type.
15559 (deferred_locations_list): New static var.
15560 (deffer_location): New function.
15561 (gen_variable_die): Use it.
15562 (decls_for_scope): Output info on local static vars.
15563 (dwarf2out_finish): Process deferred locations.
15564 * varpool.c (varpool_output_debug_info): Remove.
15566 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15568 PR rtl-optimization/39241
15569 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15570 to subreg_offset_representable_p.
15572 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15574 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15575 execute function prototype. Get f and nregs from max_reg_num
15576 and get_insns. Remove the first backward pass as it's dead,
15577 guard the forward pass by flag_expensive_optimizations.
15578 (rest_of_handle_regmove): Delete.
15579 (pass_regmove): Replace it with regmove_optimize.
15581 2009-02-25 Martin Jambor <mjambor@suse.cz>
15583 PR tree-optimization/39259
15584 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15585 calls_alloca function flags.
15586 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15587 calls are detected.
15589 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15591 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15592 flags_set_1_rtx, flags_set_1_set): Delete.
15593 (regmove_optimize): Do not call mark_flags_life_zones.
15595 2009-02-24 Julian Brown <julian@codesourcery.com>
15598 * config/arm/arm.c (require_pic_register): Only set
15599 cfun->machine->pic_reg once per function.
15601 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15603 * doc/invoke.texi (Link Options): Document an easier way to pass
15604 options that take arguments to the GNU linker using -Xlinker and -Wl.
15606 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15609 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15611 2009-02-24 Richard Guenther <rguenther@suse.de>
15614 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15616 2009-02-24 Richard Guenther <rguenther@suse.de>
15617 Zdenek Dvorak <ook@ucw.cz>
15619 PR tree-optimization/39233
15620 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15621 from converting them to a generic type.
15623 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15625 PR tree-optimization/39260
15626 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15627 contains a condition with a real type.
15628 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15630 2009-02-23 Jason Merrill <jason@redhat.com>
15633 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15634 narrowing_initializer_constant_valid_p.
15635 (narrowing_initializer_constant_valid_p): Don't return
15636 null_pointer_node for adding a pointer to itself.
15638 2009-02-23 Jan Hubicka <jh@suse.cz>
15641 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15644 2009-02-23 Jan Hubicka <jh@suse.cz>
15646 PR tree-optimization/37709
15647 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15648 * tree.h (block_ultimate_origin): Declare.
15649 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15650 * tree-ssa-live.c (remove_unused_scope_block_p):
15651 Eliminate blocks containig no instructions nor live variables nor
15653 (dump_scope_block): New function.
15654 (remove_unused_locals): Enable removal of dead blocks by default;
15655 enable dumping at TDF_DETAILS.
15657 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15659 * config/i386/i386.c (classify_argument): Don't allow COImode
15661 (function_arg_advance_32): Don't allow OImode.
15662 (function_arg_32): Likewise.
15663 (function_value_32): Likewise.
15664 (return_in_memory_32): Likewise.
15665 (function_arg_64): Remove OImode comment.
15667 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15670 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15671 ix86_expand_vector_set for V4DImode in 64bit mode only.
15672 (ix86_expand_vector_init_one_var): Likewise.
15674 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15676 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15678 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15681 * loop-iv.c: Revert last change.
15682 * emit-rtl.c: Likewise.
15684 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15687 * config/i386/i386.c (type_natural_mode): Remove an extra
15688 space in the warning message.
15689 (function_value_32): Handle 32-byte vector modes.
15690 (return_in_memory_32): Likewise.
15692 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15694 * loop-iv.c (truncate_value): New function.
15695 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15697 (lowpart_subreg): Move to...
15698 * emit-rtl.c: ...here.
15700 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15702 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15703 accidental and undocumented change at revision 140860.
15705 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15707 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15708 take gimple_seq * arguments.
15709 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15710 types_compatible_p langhook.
15712 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15713 Joseph Myers <joseph@codesourcery.com>
15715 * config/arm/arm.c (arm_builtin_va_list): New function.
15716 (arm_expand_builtin_va_start): Likewise.
15717 (arm_gimplify_va_arg_expr): Likewise.
15718 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15719 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15720 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15721 (va_list_type): New variable.
15722 (arm_mangle_type): Mangle va_list_type appropriately.
15724 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15726 PR middle-end/39157
15727 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15728 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15729 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15730 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15731 parameter to 1000 for -O1 by default.
15732 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15734 * loop-invariant.c: Include params.h.
15735 (move_loop_invariants): Don't call move_single_loop_invariants on
15738 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15740 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15741 offset when calculating bounds for indexing stack_usage_map. Fixes
15742 a buffer overflow with certain target setups.
15744 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15747 * calls.c (expand_call): Clear try_tail_call if caller and callee
15748 disagree in promotion of function return value.
15750 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15753 * c-common.c (c_determine_visibility): If visibility changed and
15754 DECL_RTL has been already set, call make_decl_rtl to update symbol
15757 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15760 * varasm.c (assemble_variable): Don't check DECL_NAME when
15761 globalizing a variable.
15763 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15766 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15767 expression before any __builtin_trap call.
15768 * c-typeck.c (build_function_call): Convert and check function
15769 arguments before generating a call to a trap. Evaluate the
15770 function arguments before the trap.
15772 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15775 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15776 (UNSPEC_FXAM_MEM): New unspec.
15777 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15778 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15779 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15781 2009-02-19 Richard Guenther <rguenther@suse.de>
15783 PR tree-optimization/39207
15784 PR tree-optimization/39074
15785 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15786 storedanything_tree): New.
15787 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15788 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15789 (build_succ_graph): Add edges from STOREDANYTHING to all
15791 (init_base_vars): Initialize STOREDANYTHING.
15792 (compute_points_to_sets): Free substitution info after
15793 building the succ graph.
15794 (ipa_pta_execute): Likewise.
15796 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15798 (do_ds_constraint): Do not add to special var or non-pointer
15800 (type_could_have_pointers): Split out from ...
15801 (could_have_pointers): ... here. For arrays use the element type.
15802 (create_variable_info_for): Initialize may_have_pointers.
15803 (new_var_info): Likewise.
15804 (handle_lhs_call): Make the HEAP variable unknown-sized.
15805 (intra_create_variable_infos): Use a type with pointers for
15806 PARM_NOALIAS, make it unknown-sized.
15808 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
15811 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
15813 2009-02-18 Jason Merrill <jason@redhat.com>
15816 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
15817 value if DECL_EXTERNAL.
15818 * tree-sra.c (sra_walk_gimple_assign): Likewise.
15819 * target.h (gcc_target::binds_local_p): Clarify "module".
15820 * tree.h (TREE_PUBLIC): Clarify "module".
15822 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
15825 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
15826 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
15828 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
15831 * c.opt (Wabi): Support C and ObjC.
15834 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
15836 * config/i386/i386.c (classify_argument): Warn once about the ABI
15837 change when passing union with long double.
15839 * doc/invoke.texi: Update -Wabi for warning psABI changes.
15841 2009-02-18 Joseph Myers <joseph@codesourcery.com>
15844 * c-parser.c (c_parser_compound_statement): Always enter and leave
15847 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15850 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
15852 2009-02-18 Jakub Jelinek <jakub@redhat.com>
15854 PR tree-optimization/36922
15855 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
15856 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
15859 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15861 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
15864 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15866 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
15868 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15870 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
15873 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
15874 Richard Sandiford <rdsandiford@googlemail.com>
15876 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
15877 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
15878 (loongson_biadd): ...this.
15880 2009-02-17 Richard Guenther <rguenther@suse.de>
15882 PR tree-optimization/39202
15883 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
15884 a var make sure to follow existing collapses.
15886 2009-02-17 Richard Guenther <rguenther@suse.de>
15888 PR middle-end/39214
15889 * langhooks.c (lhd_print_error_function): Check for NULL block.
15891 2009-02-17 Richard Guenther <rguenther@suse.de>
15893 PR tree-optimization/39204
15894 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
15897 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
15899 * config/soft-fp/double.h: Update from glibc CVS.
15901 2009-02-17 Richard Guenther <rguenther@suse.de>
15903 PR tree-optimization/39207
15904 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
15905 strict-aliasing warnings for pointers pointing to NULL.
15907 2009-02-16 Joseph Myers <joseph@codesourcery.com>
15910 * c-parser.c (c_parser_braced_init): Call pop_init_level when
15911 skipping until next close brace.
15913 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
15916 * config/i386/i386.c (ix86_expand_push): Set memory alignment
15917 to function argument boundary.
15919 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15921 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
15922 in the lea_add. Reload eventually constraints it properly.
15923 * config/picochip/constraints.md: Remove the target constraint
15924 "b", since it is not needed anymore.
15926 2009-02-16 Jakub Jelinek <jakub@redhat.com>
15928 * gthr-dce.h: Uglify function parameter and local variable names.
15929 * gthr-gnat.h: Likewise.
15930 * gthr-mipssde.h: Likewise.
15931 * gthr-nks.h: Likewise.
15932 * gthr-posix95.h: Likewise.
15933 * gthr-posix.h: Likewise.
15934 * gthr-rtems.h: Likewise.
15935 * gthr-single.h: Likewise.
15936 * gthr-solaris.h: Likewise.
15937 * gthr-tpf.h: Likewise.
15938 * gthr-vxworks.h: Likewise.
15939 * gthr-win32.h: Likewise.
15941 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
15944 * config/i386/i386.md: Restrict the new peephole2 to move
15945 between MMX/SSE registers.
15947 2009-02-15 Richard Guenther <rguenther@suse.de>
15950 2009-02-13 Richard Guenther <rguenther@suse.de>
15952 * configure.ac: Enable LFS.
15953 * configure: Re-generate.
15954 * config.in: Likewise.
15956 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15958 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
15959 spu_srqwbyte, spu_srqwbytebc): Define.
15960 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
15961 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
15962 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
15963 "shrqby_<mode>"): New insn-and-split patterns.
15964 * config/spu/spu.c (expand_builtin_args): Determine and return
15965 number of operands using spu_builtin_description data.
15966 (spu_expand_builtin_1): Use it.
15968 2009-02-13 Steve Ellcey <sje@cup.hp.com>
15971 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15974 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15977 * config/i386/i386.c (override_options): Correct warning
15978 messages for -malign-loops, -malign-jumps and -malign-functions.
15980 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15983 * config/i386/i386.md: Restrict the new peephole2 to move
15984 between the general purpose registers.
15986 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15989 * config/i386/i386.c (type_natural_mode): Add a new argument.
15990 Return the original mode and warn ABI change if vector size is 32byte.
15991 (function_arg_advance): Updated.
15992 (function_arg): Likewise.
15993 (ix86_function_value): Likewise.
15994 (ix86_return_in_memory): Likewise.
15995 (ix86_sol10_return_in_memory): Likewise.
15996 (ix86_gimplify_va_arg): Likewise.
15997 (function_arg_32): Don't warn ABX ABI change here.
15998 (function_arg_64): Likewise.
16000 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16002 * loop-iv.c (implies_p): In the final case, test that operands 0
16003 of the two comparisons match.
16005 * config/bfin/bfin.c (find_prev_insn_start): New function.
16006 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16007 (find_next_insn_start): Move.
16009 2009-02-13 Richard Guenther <rguenther@suse.de>
16011 * configure.ac: Enable LFS.
16012 * configure: Re-generate.
16013 * config.in: Likewise.
16015 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16018 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16019 sizes on syntax error after some arguments have been parsed.
16021 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16023 * doc/invoke.texi (-fira): Remove.
16025 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16027 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16028 * recog.c: Likewise.
16031 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16033 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16034 (umul_ppmm): Likewise.
16035 (count_leading_zeros): Likewise.
16036 (count_trailing_zeros): Likewise.
16037 (UMUL_TIME): Likewise.
16039 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16041 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16042 soft-fp/t-softfp to tmake_file.
16044 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16045 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16046 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16047 IA64_BUILTIN_INFQ]: New.
16048 (ia64_init_builtins): Initialize __builtin_infq,
16049 __builtin_fabsq and __builtin_copysignq if not HPUX.
16050 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16051 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16053 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16055 (__fixtfti): Likewise.
16056 (__fixunstfti): Likewise.
16057 (__floattitf): Likewise.
16059 * config/ia64/libgcc-glibc.ver: New.
16060 * config/ia64/t-fprules-softfp: Likewise.
16061 * config/ia64/sfp-machine.h: Likewise.
16063 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16064 (LIBGCC2_TF_CEXT): Likewise.
16065 (TF_SIZE): Likewise.
16066 (TARGET_INIT_LIBFUNCS): Likewise.
16068 * config/ia64/t-glibc (SHLINB_MAPFILES):
16069 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16071 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16073 * config/i386/i386.c (construct_container): Rewrite processing
16074 BLKmode with X86_64_SSE_CLASS.
16076 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16079 * config/i386/i386.md: Replace simplify_replace_rtx with
16080 replace_rtx in the new peephole2.
16082 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16084 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16085 loop unrolling do not happen at -O2.
16087 2009-02-12 Michael Matz <matz@suse.de>
16089 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16091 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16093 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16096 2009-02-12 Ben Elliston <bje@au.ibm.com>
16098 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16099 patterns when updating the back chain. Missed in the 2009-02-10
16102 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16104 * doc/extend.texi (Decimal Floating Types): Update identifier of
16105 draft TR and list of missing support.
16107 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16109 PR middle-end/39154
16110 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16111 bit to variable length decl's flags, add it also to its
16112 pointer replacement variable.
16114 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16115 Jakub Jelinek <jakub@redhat.com>
16118 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16119 (memory_blockage): New expander.
16120 (*memory_blockage): New insn pattern.
16121 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16122 instead of general blockage at the end of function prologue when
16123 frame pointer is used to access red zone area. Do not emit blockage
16124 when profiling, it is emitted in generic code.
16125 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16126 function epilogue when frame pointer is used to access red zone area.
16128 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16131 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16132 by arithmetic with memory operands.
16133 * config/i386/predicates.md (commutative_operator): New.
16135 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16137 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16140 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16142 * alias.h (record_alias_subset): Declare.
16143 * alias.c (record_alias_subset): Make global.
16145 2009-02-10 Nick Clifton <nickc@redhat.com>
16147 * tree-parloops.c: Change license to GPLv3.
16148 * ipa-struct-reorg.c: Change license to GPLv3.
16149 * ipa-struct-reorg.h: Change license to GPLv3.
16151 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16154 * c-decl.c (start_struct): Return NULL on error.
16156 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16158 PR middle-end/39124
16159 * cfgloopmanip.c (remove_path): Call remove_bbs after
16160 cancel_loop_tree, not before it.
16163 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16164 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16165 VAR_DECLs were seen.
16166 * tree-ssa-live.c (remove_unused_locals): Recompute
16167 cfun->has_local_explicit_reg_vars.
16168 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16169 copies or clearings if cfun->has_local_explicit_reg_vars.
16171 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16174 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16175 of function prologue when frame pointer is used to access
16178 2009-02-10 Richard Guenther <rguenther@suse.de>
16180 PR middle-end/39127
16181 * gimplify.c (gimple_regimplify_operands): Always look if
16182 we need to create a temporary.
16184 2009-02-10 Richard Guenther <rguenther@suse.de>
16186 PR tree-optimization/39132
16187 * tree-loop-distribution.c (todo): New global var.
16188 (generate_memset_zero): Trigger TODO_rebuild_alias.
16189 (tree_loop_distribution): Return todo.
16191 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16194 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16195 (x86_64_reg_class_name): Removed.
16196 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16197 first one isn't X86_64_SSE_CLASS or any other ones aren't
16198 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16199 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16200 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16201 and 3 X86_64_SSEUP_CLASS.
16202 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16203 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16205 2009-02-10 Ben Elliston <bje@au.ibm.com>
16207 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16208 form instruction to update the stack back chain word, even if the
16209 user has disabled the generation of update instructions.
16210 (movdi_<mode>_update_stack): New.
16211 (movsi_update_stack): Likewise.
16212 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16213 always use an update form instruction to update the stack back
16216 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16218 PR middle-end/38953
16219 * graphite.c (if_region_set_false_region): After moving a region in
16220 the false branch of a condition, remove the empty dummy basic block.
16221 (gloog): Remove wrong fix for PR38953.
16223 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16225 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16226 generation due to implicit sign extension.
16228 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16230 PR middle-end/38981
16231 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16232 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16234 2009-02-09 Richard Guenther <rguenther@suse.de>
16236 PR middle-end/35202
16237 * convert.c (convert_to_real): Disable (float)fn((double)x)
16238 to fnf(x) conversion if errno differences may occur and
16239 -fmath-errno is set.
16241 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16243 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16244 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16245 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16247 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16250 * c-common.c (handle_alias_attribute): Disallow attribute for
16251 anything not a FUNCTION_DECL or VAR_DECL.
16253 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16256 * real.c (do_compare): Special-case compare of zero against
16257 decimal float value.
16259 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16262 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16263 as indicating flexible array members unless the field itself is
16264 being declarared as the incomplete array.
16266 2009-02-06 Jan Hubicka <jh@suse.cz>
16268 PR tree-optimization/38844
16269 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16270 is already inlined.
16272 2009-02-06 Richard Guenther <rguenther@suse.de>
16274 PR middle-end/38977
16275 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16276 fork because we may expand it as __gcov_fork.
16278 2009-02-06 Nick Clifton <nickc@redhat.com>
16280 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16282 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16284 PR tree-optimization/35659
16285 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16286 vn_phi_eq): Shortcut if hashcode does not match.
16287 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16289 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16290 and avoid iterative_hash_expr.
16291 (FOR_EACH_VALUE_ID_IN_SET): New.
16292 (value_id_compare): Remove.
16293 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16294 sort expressions by value id.
16296 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16299 * config/sh/predicates.md (general_movsrc_operand): Don't check
16300 the subreg of system registers here.
16302 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16305 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16306 on the copied decl.
16308 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16310 PR rtl-optimization/39110
16311 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16312 addresses, not aligned ones.
16314 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16315 Richard Guenther <rguenther@suse.de>
16317 PR tree-optimization/39100
16318 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16319 comment says and add edges.
16321 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16324 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16325 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16327 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16329 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16330 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16331 register_bb_in_sese, new_sese, free_sese): Moved.
16332 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16333 outermost_loop_in_scop, build_scop_iteration_domain,
16334 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16335 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16336 Use loop_in_sese_p instead of loop_in_scop_p.
16337 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16338 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16339 (scopdet_basic_block_info): Fix bug in scop detection.
16340 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16341 eq_loop_to_cloog_loop): Remove.
16342 (nb_loops_around_loop_in_scop, nb_loop
16343 ref_nb_loops): Moved here...
16344 * graphite.h (ref_nb_loops): ... from here.
16345 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16346 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16347 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16348 * testsuite/gcc.dg/graphite/scop-19.c: New
16350 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16351 Hans-Peter Nilsson <hp@axis.com>
16353 PR rtl-optimization/37889
16354 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16355 Move offset handling from PLUS to before the switch. Use new
16356 arguments when considering SYMBOL_REFs too.
16357 (rtx_addr_can_trap_p): Pass dummy offset and size.
16358 (enum may_trap_p_flags): Remove.
16359 (may_trap_p_1): Pass size from MEM_SIZE.
16361 PR rtl-optimization/38921
16362 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16363 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16364 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16365 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16367 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16369 AVX Programming Reference (January, 2009)
16370 * config/i386/sse.md (*vpclmulqdq): New.
16372 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16374 PR tree-optimization/38977
16375 PR gcov-profile/38292
16376 * calls.c (special_function_p): Disregard __builtin_ prefix.
16378 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16380 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16381 non-indexable addresses even before reload.
16383 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16386 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16387 as having variable size. Do not give an error for unnamed
16388 parameters with [*] declarators. Give a warning for type names
16389 with [*] declarators and mark them as variable size.
16390 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16391 for sizeof applied to [*] type names.
16393 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16396 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16398 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16400 * gcc.c (process_command): Update copyright notice dates.
16401 * gcov.c (print_version): Likewise.
16402 * gcov-dump.c (print_version): Likewise.
16403 * mips-tfile.c (main): Likewise.
16404 * mips-tdump.c (main): Likewise.
16406 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16409 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16410 for composite type involving a zero-length array type.
16412 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16415 * function.c (match_asm_constraints_1): Skip over
16416 initial optional % in the constraint.
16418 PR inline-asm/39059
16419 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16420 supported, don't accept FIXED_CSTs.
16421 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16422 and _Sat is used without _Fract/_Accum. Set specs->type to
16423 integer_type_node for cts_fract/cts_accum if fixed point is not
16426 2009-02-02 Catherine Moore <clm@codesourcery.com>
16428 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16430 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16432 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16433 (ABI_HAS_64BIT_SYMBOLS): Use it.
16434 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16436 2009-02-02 Paul Brook <paul@codesourcery.com>
16438 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16440 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16442 PR inline-asm/39058
16443 * recog.h (asm_operand_ok): Add constraints argument.
16444 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16445 recurse on matching constraint.
16446 (check_asm_operands): Pass constraints as 3rd argument to
16447 asm_operand_ok. Don't look up matching constraint here.
16448 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16451 2009-02-02 Ben Elliston <bje@au.ibm.com>
16453 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16454 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16456 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16458 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16459 information. Remove some obsolete information. Reorganize.
16461 * config/pa/fptr.c: Revert license to GPL 2.
16462 * config/pa/milli64.S: Likewise.
16464 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16467 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16468 LIBRARY name in, instead of hard-coding it.
16469 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16470 extra target make frag to tmake_files according to EH model.
16471 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16472 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16473 frags that define makefile variable EH_MODEL appropriately.
16474 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16475 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16476 to "-sjlj" according to type of EH configured.
16477 (LIBGCC_SONAME): Concatenate it to shared library base name.
16478 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16479 to "_sjlj" according to type of EH configured.
16480 (LIBGCC_SONAME): Concatenate it to shared library base name.
16481 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16482 (SHLIB_LINK): Add missing semicolon to if-else construct.
16483 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16484 string value of "pe_dll" command-line option.
16485 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16486 (SHLIB_SONAME): Use it when overriding t-cygming default.
16487 (SHLIB_IMPLIB): Override t-cygming default.
16488 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16489 string value of "pe_dll" command-line option.
16491 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16494 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16495 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16497 2009-01-31 Richard Guenther <rguenther@suse.de>
16499 PR tree-optimization/38937
16500 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16501 computing the transitive closure.
16503 2009-01-30 Richard Guenther <rguenther@suse.de>
16505 PR tree-optimization/39041
16506 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16507 Propagate variable indices only if the types match for this stmt.
16509 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16512 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16513 inline but never defined.
16515 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16517 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16518 (*insv_h_di_reg_extimm): New insn.
16519 (*insv_l<mode>_reg_extimm): New insn.
16521 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16523 * config/picochip/picochip.c (flag_conserve_stack): set
16524 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16525 fconserve-stack. Reduce call-overhead used by inliner.
16527 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16530 * common.opt (flag_conserve_stack): Initialised to zero.
16532 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16535 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16536 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16539 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16541 * ira-color.c (allocno_reload_assign): Update comments.
16542 * regmove.c (regmove_optimize): Likewise.
16546 2009-01-29 Robert Millan <rmh@aybabtu.com>
16548 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16549 * config/i386/kopensolaris-gnu.h: New file. Undefine
16550 `MD_UNWIND_SUPPORT'.
16551 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16553 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16555 PR tree-optimization/39007
16556 * tree-loop-distribution.c (generate_builtin): Use
16557 recompute_dominator to compute the immediate dominator of the
16558 basic block just after the loop.
16560 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16562 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16563 (ASM_OUTPUT_DWARF_PCREL): Define.
16565 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16567 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16568 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16569 global. Modify entries about regmove and IRA.
16571 * ra-conflict.c: Remove the file.
16573 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16575 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16576 (pass_regclass_init): Rename to pass_reginfo_init.
16578 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16580 * toplev.h (flag_ira): Remove.
16582 * caller-save.c (setup_save_areas): Remove flag_ira.
16584 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16586 * global.c: Remove the file.
16588 * opts.c (decode_options): Remove flag_ira.
16590 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16592 * regmove.c: Modify file description.
16593 (find_use_as_address, try_auto_increment): Define them only if
16594 AUTO_INC_DEC is defined.
16595 (replacement_quality, replace_in_call_usage, fixup_match_1,
16596 stable_and_no_regs_but_for_p): Remove.
16597 (reg_set_in_bb): Make it static.
16598 (regmove_optimize): Remove flag_ira and code which worked for
16601 * local-alloc.c: Remove the file.
16603 * common.opt (fira): Remove.
16605 * ira.c: Include except.h.
16606 (eliminable_regset): Move from global.c.
16607 (mark_elimination): Ditto. Remove flag_ira.
16608 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16609 equiv_mem_modified, validate_equiv_mem_from_store,
16610 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16611 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16612 no_equiv, recorded_label_ref): Move from local-alloc.c.
16613 (update_equiv_regs): Ditto. Make it static.
16614 (print_insn_chain, print_insn_chains): Move it from global.c.
16615 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16616 (build_insn_chain): Ditto. Make it static.
16617 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16618 Rename to init_live_subregs.
16619 (gate_ira): Remove flag_ira.
16621 * regclass.c: Rename reginfo.c. Change file description.
16622 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16623 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16624 (init_reg_sets_1): Remove code for evaluation of
16625 reg_class_superclasses and losing_caller_save_reg_set.
16626 (init_regs): Remove init_reg_autoinc.
16627 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16628 ok_for_base_p_nonstrict): Remove.
16629 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16630 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16631 corresponding entries.
16632 (dump_regclass, record_operand_costs, scan_one_insn,
16633 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16634 record_address_regs, auto_inc_dec_reg_p): Remove.
16635 (gt-regclass.h): Rename to gt-reginfo.h.
16637 * rtl.h (dump_global_regs, retry_global_alloc,
16638 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16640 * Makefile.in (RA_H): Remove.
16641 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16642 Rename regclass.o to reginfo.o.
16643 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16645 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16646 (GTFILES): Rename regclass.c to reginfo.c.
16648 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16649 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16651 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16652 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16654 (finish_spills): Ditto. Remove code for !flag_ira.
16656 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16658 PR middle-end/35854
16659 * doc/invoke.texi (rtl debug options): Complete rewrite.
16660 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16662 * mode-switching.c (pass_mode_switching): Rename pass from
16663 "mode-sw" to "mode_sw".
16664 * except.c (pass_convert_to_eh_ranges): Rename pass from
16665 "eh-ranges" to "eh_ranges".
16666 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16670 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16671 Alexander Monakov <amonakov@ispras.ru>
16673 PR middle-end/38857
16674 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16676 (move_exprs_to_boundary): Change return type and pass through
16677 should_move from move_op. Relax assert. Update usage ...
16678 (schedule_expr_on_boundary): ... here. Use should_move instead of
16680 (move_op_orig_expr_found): Indicate that insn was disconnected from
16682 (code_motion_process_successors): Do not call after_merge_succs
16683 callback if original expression was not found when traversing any of
16685 (code_motion_path_driver): Change return type. Update prototype.
16686 (move_op): Update comment. Add a new parameter (should_move). Update
16687 prototype. Set *should_move based on indication provided by
16688 move_op_orig_expr_found.
16690 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16692 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16693 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16694 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16695 * config/rs6000/rs6000.c (rs6000_override_options): Default
16696 avoid-indexed-addresses on for Power6, off for everything else.
16697 (avoiding_indexed_address_p): New function.
16698 (rs6000_legitimize_address): Use it.
16699 (rs6000_legitimate_address): Likewise.
16700 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16702 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16704 PR tree-optimization/38997
16705 * tree-loop-distribution.c (generate_memset_zero): Use
16706 POINTER_PLUS_EXPR for a pointer addition.
16708 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16710 * config/s390/s390.md (bswap<mode>2): New pattern added.
16712 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16714 * config/s390/s390.md (*tls_load_31): Added type attribute.
16716 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16718 * config/s390/s390.md: Fix a few comments.
16720 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16722 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16723 (*tm<mode>_full): Fixed z10prop attribute.
16724 (*tst<mode>_extimm): Fixed z10prop attribute.
16725 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16726 (*tstqiCCT_cconly): Fixed z10prop attribute.
16727 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16728 (*movsi_larl): Fixed z10prop attribute.
16729 (*movsi_zarch): Fixed z10prop attribute.
16730 (*movsi_eas): Fixed z10prop attribute.
16731 (*movhi): Fixed z10prop attribute.
16732 (*movqi): Fixed z10prop attribute.
16733 (*movstrictqi): Fixed z10prop attribute.
16734 (*mov<mode>): Fixed z10prop attribute.
16735 (*movcc): Fixed z10prop attribute.
16736 (*sethighpartdi_64): Fixed z10prop attribute.
16737 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16738 (*negdi2_sign_cc): Fixed z10prop attribute.
16739 (*negdi2_sign): Fixed z10prop attribute.
16740 (*absdi2_sign_cc): Fixed z10prop attribute.
16741 (*absdi2_sign): Fixed z10prop attribute.
16742 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16743 (*negabsdi2_sign): Fixed z10prop attribute.
16744 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16745 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16746 (doloop_si64): Fixed z10prop attribute.
16747 (doloop_si31): Fixed z10prop attribute.
16748 (doloop_long): Fixed z10prop attribute.
16749 (indirect_jump): Fixed z10prop attribute.
16750 (nop): Fixed z10prop attribute.
16751 (main_base_64): Fixed z10prop attribute.
16752 (reload_base_64): Fixed z10prop attribute.
16754 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16756 PR rtl-optimization/38740
16757 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16759 * config/mips/mips.c (mips_reorg): Likewise.
16761 2009-01-28 Richard Guenther <rguenther@suse.de>
16763 PR tree-optimization/38926
16764 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16765 with the correct value id to a value.
16766 (do_regular_insertion): Use the value number of edoubleprime
16767 for the value number of the expr.
16770 2008-08-21 Richard Guenther <rguenther@suse.de>
16772 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16773 a PHI ask VN if it is already available.
16774 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16775 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16777 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16779 PR middle-end/38934
16780 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16781 set to varying whenever max has TREE_OVERFLOW set, similarly
16782 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16784 2009-01-28 Richard Guenther <rguenther@suse.de>
16786 PR middle-end/38908
16787 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16788 uninitialized aggregate uses in call arguments.
16790 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16792 PR tree-optimization/38984
16793 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16794 the nothing_id variable if -fno-delete-null-pointer-checks.
16796 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16799 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16800 (set_got_offset_rex64): Ditto.
16802 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16805 * doc/extend.texi: Improve local variable with asm reg.
16807 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
16809 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
16810 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
16811 was not supplied then set warn_packed_bitfield_compat to the
16812 default value of 1.
16813 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
16816 2009-01-27 Richard Guenther <rguenther@suse.de>
16818 PR tree-optimization/38503
16819 * cfgexpand.c (expand_gimple_basic_block): Ignore
16820 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
16821 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
16822 variables that cannot have TBAA applied.
16823 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
16826 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
16828 PR middle-end/38969
16829 * calls.c (initialize_argument_information): Do not wrap complex
16830 arguments in SAVE_EXPR.
16832 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
16834 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
16835 (INSTALL_LIBGCC): Revert typo commit.
16837 2009-01-26 Richard Guenther <rguenther@suse.de>
16839 PR tree-optimization/38745
16840 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
16841 from special handling.
16843 2009-01-26 Richard Guenther <rguenther@suse.de>
16845 PR tree-optimization/38745
16846 * tree-ssa.c (execute_update_addresses_taken): Do not include
16847 variables that cannot possibly be a register in not_reg_needs.
16848 Do not clear TREE_ADDRESSABLE on vars that may not become
16850 * tree-ssa.c (update_alias_info_1): Include those in the set
16851 of addressable vars.
16853 2009-01-26 Richard Guenther <rguenther@suse.de>
16855 PR middle-end/38851
16856 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
16857 * tree-ssa-dse.c: Include langhooks.h
16858 (execute_simple_dse): Remove stores with zero size.
16860 2009-01-24 Jakub Jelinek <jakub@redhat.com>
16863 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
16866 2009-01-24 Julian Brown <julian@codesourcery.com>
16868 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
16869 config/arm/linux-atomic.c.
16870 * config/arm/linux-atomic.c: New.
16872 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
16874 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
16875 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
16876 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
16878 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
16881 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
16884 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
16886 PR tree-optimization/38953
16887 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
16888 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
16889 (gloog): Split the exit of the scop when the scop exit is a loop exit.
16890 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
16893 2009-01-24 Paul Brook <paul@codesourcery.com>
16895 * config/arm/neon.md (neon_type): Move to arm.md.
16896 (neon_mov<VSTRUCT>): Add neon_type attribute.
16897 * config/arm/arm.md (neon_type): Move to here.
16898 (conds): Add "unconditioal" and use as default for NEON insns.
16900 2009-01-24 Ben Elliston <bje@au.ibm.com>
16902 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
16903 void *' warning from -Wc++-compat.
16904 * Makefile.in (dominance.o-warn): Remove.
16906 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
16908 PR tree-optimization/38932
16909 * fold-const.c (fold_unary_ignore_overflow): New.
16910 * tree.h (fold_unary_ignore_overflow): Declare.
16911 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
16912 * tree-ssa-sccvn.c (visit_reference_op_load,
16913 simplify_unary_expression): Likewise.
16915 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
16917 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
16918 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
16919 regardless of their type.
16920 * c-common.c (handle_packed_attribute): Don't ignore packed on
16922 * c.opt (Wpacked-bitfield-compat): New warning option.
16923 * stor-layout.c (place_field): Warn if offset of a field changed.
16924 * doc/extend.texi (packed): Mention the ABI change.
16925 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
16926 (Warning Options): Add it to the list.
16928 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
16930 * c-opts.c (c_common_post_options): Fix a typo in comments.
16932 2009-01-22 Steve Ellcey <sje@cup.hp.com>
16934 PR middle-end/38615
16935 * gimplify.c (gimplify_init_constructor): Fix promotion of const
16936 variables to static.
16937 * doc/invoke.texi (-fmerge-all-constants): Update description.
16939 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
16942 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
16943 (*movdi_1_rex64): Use type "mmx" for alternative 5.
16945 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
16947 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
16949 (LOCAL_ALIGNMENT): Similarly.
16951 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16952 Joseph Myers <joseph@codesourcery.com>
16954 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
16955 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
16956 * config/arm/arm-tune.md: Regenerate.
16957 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
16960 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16962 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
16963 version number to five.
16965 2009-01-22 Dodji Seketeli <dodji@redhat.com>
16968 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
16969 * c-common.c (set_underlying_type): Likewise.
16970 (is_typedef_decl ): Likewise
16972 (set_underlying_type): Likewise.
16973 (is_typedef_type): Likewise.
16975 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16977 PR middle-end/38587
16978 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
16981 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
16984 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
16985 (LIBGCC_SPEC): Don't define.
16986 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16988 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16990 PR rtl-optimization/38879
16991 * alias.c (base_alias_check): Unaligned access via AND address can
16992 alias all surrounding object types except those with sizes equal
16993 or wider than the size of unaligned access.
16995 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16998 * c-decl.c (clone_underlying_type): Move this ...
16999 * c-common.c (set_underlying_type): ... here.
17000 Also, make sure the function properly sets TYPE_STUB_DECL() on
17001 the newly created typedef variant type.
17002 (is_typedef_decl ): New entry point.
17003 * tree.h: Added a new member member_types_needing_access_check to
17004 struct tree_decl_non_common.
17005 (set_underlying_type): New entry point.
17006 (is_typedef_type): Likewise.
17008 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17010 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17011 Check whether two instructions have memory references that
17012 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17013 are helper functions for traversing.
17014 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17015 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17016 not to draw dependency edge for instructions with non-conflicting
17019 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17022 * longlong.h: Update copyright years. Use soft-fp license notice.
17023 Sync __clz_tab declaration with glibc.
17025 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17028 * doc/extend.texi (syscall_linkage): New.
17029 (version_id): Modify.
17031 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17032 Richard Guenther <rguenther@suse.de>
17034 PR tree-optimization/38747
17035 PR tree-optimization/38748
17036 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17037 conversion if the base address is an indirect reference and the
17038 aliasing sets could cause issues.
17040 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17042 * common.opt (fgraphite, fgraphite-identity): Add comment for
17043 explaining why these options are not documented.
17045 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17047 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17048 gimple_call_lhs is NULL.
17050 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17053 * emit-rtl.c (adjust_address_1): Make sure memref is never
17056 2009-01-20 Ben Elliston <bje@au.ibm.com>
17058 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17059 const qualifier from arg parameter. Remove unnecessary cast to char *.
17060 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17061 const qualifier from arg 2.
17063 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17065 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17067 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17070 * rtl.h (reinit_regs): New prototype.
17071 * regclass.c: Include ira.h.
17072 (reinit_regs): New.
17073 * Makefile.in (regclass.o): Add ira.h.
17074 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17076 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17079 * c-common.c (handle_aligned_attribute): Use
17080 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17081 default alignment value.
17083 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17085 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17086 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17088 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17089 __BIGGEST_ALIGNMENT__.
17091 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17093 2009-01-18 Richard Guenther <rguenther@suse.de>
17095 PR tree-optimization/38819
17096 * tree-flow.h (operation_could_trap_helper_p): Declare.
17097 * tree-eh.c (operation_could_trap_helper_p): Export.
17098 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17099 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17100 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17101 are about to insert a possibly trapping instruction and fail
17104 2009-01-18 Andreas Schwab <schwab@suse.de>
17106 * doc/install.texi (Configuration): Remove obsolete paragraph
17107 about use of --with-gnu-ld with --with-gnu-as.
17109 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17111 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17112 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17113 Follow spelling conventions.
17115 2009-01-18 Ben Elliston <bje@au.ibm.com>
17117 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17118 C++ warning about implicit conversion from void * to struct
17120 (bitmap_obstack_free): Likewise for bitmap_element *.
17121 * Makefile.in (bitmap.o-warn): Remove.
17123 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17125 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17127 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17128 Tobias Grosser <tobi.grosser@amd.com>
17130 * graphite.c (graphite_trans_scop_block): Do not block single
17133 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17135 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17136 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17137 test with assertion.
17139 2009-01-16 Richard Guenther <rguenther@suse.de>
17141 PR tree-optimization/38835
17142 PR middle-end/36227
17143 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17144 and INT + PTR -> (INT)(PTR p+ INT) folding.
17145 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17147 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17150 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17151 the subreg from a lowpart subreg if it is also casting the value.
17153 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17154 Tobias Grosser <tobi.grosser@amd.com>
17156 * graphite.c (compare_prefix_loops): New.
17157 (build_scop_canonical_schedules): Rewritten.
17158 (graphite_transform_loops): Move build_scop_canonical_schedules
17159 after build_scop_iteration_domain.
17161 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17162 Tobias Grosser <tobi.grosser@amd.com>
17164 * graphite.c (add_conditions_to_domain): Add the loops to
17165 the dimension of the iteration domain. Do copy the domain
17166 only when it exists.
17167 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17168 (add_conditions_to_constraints): New.
17169 (can_generate_code_stmt, can_generate_code): Removed.
17170 (gloog): Do not call can_generate_code.
17171 (graphite_transform_loops): Call add_conditions_to_constraints
17172 after building the iteration domain.
17174 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17176 PR tree-optimization/38789
17177 * tree-ssa-threadedge.c
17178 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17179 __builtin_constant_p.
17181 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17183 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17184 examined before deleting them.
17186 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17188 * function.c (aggregate_value_p): Correctly extract the function
17189 type from CALL_EXPR_FN lookup.
17191 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17193 * config/picochip/picochip.c (picochip_override_options): Revert
17194 CFI asm flag disable commited previously.
17196 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17197 Tobias Grosser <tobi.grosser@amd.com>
17198 Jan Sjodin <jan.sjodin@amd.com>
17200 * graphite.c (scan_tree_for_params): On substractions negate
17201 all the coefficients of the term.
17202 (clast_to_gcc_expression_red): New. Handle reduction expressions
17203 of more than two operands.
17204 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17205 (get_vdef_before_scop): Handle also the case of default definitions.
17207 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17209 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17210 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17211 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17213 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17214 Joey Ye <joey.ye@intel.com>
17216 PR middle-end/37843
17217 * cfgexpand.c (expand_stack_alignment): Don't update stack
17218 boundary nor check incoming stack boundary here.
17219 (gimple_expand_cfg): Update stack boundary and check incoming
17220 stack boundary here.
17222 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17224 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17226 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17228 PR rtl-optimization/38245
17229 * calls.c (expand_call): Add stack arguments to
17230 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17231 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17232 in regs and partially in memory or BLKmode arguments.
17233 (emit_library_call_value_1): Add stack arguments to
17234 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17235 ACCUMULATE_OUTGOING_ARGS).
17236 * dce.c: Include tm_p.h.
17237 (find_call_stack_args): New function.
17238 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17240 (mark_insn): Call find_call_stack_args for CALL_Ps.
17241 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17242 forwards. Allocate and free arg_stores bitmap if needed, pass it
17243 down to deletable_insn_p, don't mark stores set in arg_stores
17244 bitmap, clear the bitmap at the beginning of each bb.
17245 * Makefile.in (dce.o): Depend on $(TM_P_H).
17247 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17250 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17251 to make sure the insn is a conditional test (bug 22599). Reformat a
17254 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17256 PR middle-end/38431
17257 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17258 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17259 (gloog): Do not call cleanup_tree_cfg.
17260 (graphite_transform_loops): Call cleanup_tree_cfg after all
17261 scops have been code generated.
17263 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17264 * doc/gty.texi (Invoking the garbage collector): Added new node
17265 and section documenting ggc_collect.
17267 2009-01-14 Richard Guenther <rguenther@suse.de>
17269 PR tree-optimization/38826
17270 PR middle-end/38477
17271 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17272 initialization notes only if we actually emitted a warning.
17273 (intra_create_variable_infos): Add constraints for a result decl
17274 that is passed by hidden reference.
17275 (build_pred_graph): Mark all related variables non-direct on
17278 2009-01-14 Nick Clifton <nickc@redhat.com>
17280 * ira-conflicts.c: Include addresses.h for the definition of
17282 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17283 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17285 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17288 * Makefile.in (ira-lives.o): Add except.h.
17290 * ira-lives.c: Include except.h.
17291 (process_bb_node_lives): Process can_throw_internal.
17293 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17295 PR rtl-optimization/38774
17296 * combine.c (simplify_set): When undoing cc_use change, don't do
17297 PUT_CODE on the newly created comparison, but instead put back the
17300 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17302 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17303 values. Remove duplicate arm8 entry.
17305 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17307 PR tree-optimization/38786
17308 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17309 the SSA_NAME case of expand_scalar_variables_expr.
17310 Set the type of an expression to the type of its assign statement.
17311 (expand_scalar_variables_expr): Also gather the scalar computation
17312 used to index the memory access. Do not pass loop_p.
17313 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17314 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17315 the gimple_stmt_iterator where it inserts new code.
17316 Do not pass loop_p.
17317 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17318 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17320 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17322 * graphite.h (debug_value): Removed.
17323 * graphite.c (debug_value): Removed.
17325 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17327 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17328 ldrd/strd with two 32-bit instructions.
17330 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17332 * config/arm/arm.c (struct processors): Pass for speed down into
17333 cost helper functions.
17334 (const_ok_for_op): Handle COMPARE and inequality nodes.
17335 (arm_rtx_costs_1): Rewrite.
17336 (arm_size_rtx_costs): Update prototype.
17337 (arm_rtx_costs): Pass speed down to helper functions.
17338 (arm_slowmul_rtx_costs): Rework cost calculations.
17339 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17340 (arm_9e_rtx_costs): Likewise.
17342 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17344 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17345 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17346 (alpha_legitimize_address): Do not split local symbols wider than
17347 UNITS_PER_WORD into HIGH/LO_SUM parts.
17349 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17352 * gcc.c (process_command): Replace call to execvp with calls
17353 to pex_one and exit.
17355 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17358 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17359 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17360 variant for devices with 3-byte PC.
17361 (__tablejump_elpm__): New.
17363 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17366 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17367 offsetof member-designator, handle it as `[0].'.
17369 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17371 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17372 function when not using named sections on targets with named sections
17373 if branch distance is less than 262132.
17375 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17377 * combine.c (combine_instructions): Recompute
17378 optimize_this_for_speed_p for each BB in the main combine loop.
17380 2009-01-12 Tomas Bily <tbily@suse.cz>
17383 * tree-loop-distribution.c (prop_phis): New function.
17384 (generate_builtin): Call prop_phis.
17385 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17387 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17389 PR tree-optimization/38807
17390 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17391 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17393 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17395 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17396 subreg of op0 to the original op0.
17398 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17400 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17402 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17405 * mips-tfile.c (parse_def): Fix parsing of def strings
17406 starting with digits.
17408 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17411 * config/arm/arm.c (arm_is_long_call_p): Don't call
17412 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17414 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17416 * regrename.c (regrename_optimize): Fix dumping.
17417 (find_oldest_value_reg): Preserve REG_POINTER.
17418 (copy_hardreg_forward_1): Likewise.
17420 2009-01-09 Diego Novillo <dnovillo@google.com>
17422 * gimple.h (struct gimple_statement_base) <uid>: Document
17423 the restrictions on its use.
17424 (gimple_uid): Tidy.
17425 (gimple_set_uid): Tidy.
17427 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17429 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17430 zero guard even if align_bytes != 0 and count is smaller than
17433 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17435 PR rtl-optimization/38495
17436 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17437 (add_range_and_copies_from_move_list): Print all added ranges.
17438 Add ranges to memory optimized destination.
17440 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17444 * config/i386/i386.c (override_options): Reject
17445 -mstringop-strategy=rep_8byte with -m32.
17446 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17447 to 1. Do count comparison against epilogue_size_needed at compile
17448 time even when count_exp was constant forced into register. For
17449 size_needed don't jump to epilogue, instead just avoid aligning
17450 and invoke the body algorithm. If need_zero_guard, add zero guard
17451 even if count is non-zero, but smaller than size_needed + number of
17452 bytes that could be stored for alignment.
17453 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17454 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17455 but smaller than size_needed + number of bytes that could be stored
17456 for alignment. Compare size_needed with epilogue_size_needed instead
17457 of desired_align - align, don't adjust size_needed, pass
17458 epilogue_size_needed to the epilogue expanders.
17461 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17463 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17465 * pa.c (last_address): Change to unsigned.
17466 (update_total_code_bytes): Change argument to unsigned. Don't
17467 check if insn addresses are set.
17468 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17469 addresses are not set.
17470 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17472 2009-01-09 Nick Clifton <nickc@redhat.com>
17474 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17475 DECL_DECLARED_INLINE_P.
17477 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17479 PR middle-end/38347
17480 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17481 GET_MODE (op0) in operand_subword_force calls.
17483 PR middle-end/38771
17484 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17485 fold_convert arg0 operands to TREE_TYPE (op0) first.
17487 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17489 * params.def (ira-max-conflict-table-size): Decrease default value
17492 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17494 PR tree-optimization/37031
17495 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17497 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17498 allocate it using gc instead of heap, use VEC_quick_push instead of
17500 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17501 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17502 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17503 allocated vector from heap allocated.
17504 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17505 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17506 vector only after perfect_loop_nest_depth call.
17508 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17509 Jan Sjodin <jan.sjodin@amd.com>
17511 PR tree-optimization/38559
17512 * graphite.c (debug_value, copy_constraint,
17513 swap_constraint_variables, scale_constraint_variable, ): New.
17514 (get_lower_bound, get_upper_bound): Removed.
17515 (graphite_trans_bb_strip_mine): Clean up this code that works
17516 only for constant number of iterations. Fully copy upper and
17517 lower bound constraints, not only the constant part of them.
17518 * graphite.h (debug_value): Declared.
17520 2009-01-08 Ira Rosen <irar@il.ibm.com>
17522 PR tree-optimization/37194
17523 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17524 Don't add the cost of cost model guard in prologue to scalar
17525 outside cost in case of known number of iterations.
17527 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17528 Alan Modra <amodra@bigpond.net.au>
17530 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17531 non-word-aligned REG+CONST addressing.
17533 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17536 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17537 free_after_compilation when outputting a thunk.
17538 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17539 Do not call free_after_compilation here.
17541 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17543 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17544 (ix86_valid_target_attribute_inner_p): Ditto.
17546 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17548 PR tree-optimization/38492
17549 PR tree-optimization/38498
17550 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17551 * tree-chrec.h (scev_is_linear_expression): Declared.
17552 * graphite.c (graphite_cannot_represent_loop_niter): New.
17553 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17554 (graphite_loop_normal_form): Use gcc_assert.
17555 (scan_tree_for_params): Use CASE_CONVERT.
17556 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17557 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17558 Use gcc_assert. Discard scops that contain unhandled cases.
17559 (build_scop_conditions): Return a boolean status for unhandled cases.
17560 (strip_mine_profitable_p): Print the loop number, not its depth.
17561 (is_interchange_valid): Pass the depth of the loop nest, don't
17562 recompute it wrongly.
17563 (graphite_trans_bb_block): Same.
17564 (graphite_trans_bb_block): Print tentative of loop blocking.
17565 (graphite_trans_scop_block): Do not print that the loop has been
17567 (graphite_transform_loops): Do not handle scops that contain condition
17570 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17572 AVX Programming Reference (December, 2008)
17573 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17574 (_mm256_stream_pd): Likewise.
17575 (_mm256_stream_ps): Likewise.
17577 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17578 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17579 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17580 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17581 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17582 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17583 (ix86_expand_special_args_builtin): Likewise.
17585 * config/i386/sse.md (AVXMODEDI): New.
17586 (avx_movnt<mode>): Likewise.
17587 (avx_movnt<mode>): Likewise.
17588 (<sse>_movnt<mode>): Remove AVX support.
17589 (sse2_movntv2di): Likewise.
17591 2009-01-07 Richard Guenther <rguenther@suse.de>
17593 PR middle-end/38751
17594 * fold-const.c (extract_muldiv): Remove obsolete comment.
17595 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17596 to PLUS_EXPR canonicalization for the canonicalization.
17598 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17600 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17601 hosted cross-compilers generating less efficient code.
17603 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17605 * function.h (rtl_data): Add a dbr_scheduled_p field.
17606 * reorg.c (dbr_schedule): Set it.
17607 (gate_handle_delay_slots): Check it.
17608 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17609 (mips_reorg): Check flag_delayed_branch instead of
17610 mips_base_delayed_branch.
17611 (mips_override_options): Don't set mips_base_delayed_branch
17612 or flag_delayed_branch.
17614 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17616 PR rtl-optimization/38426.
17617 * ira.c (ira): Set current_function_is_leaf earlier.
17619 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17621 PR rtl-optimization/38722
17622 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17623 too early, only set a flag and modify after last possible
17626 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17629 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17630 * real.c (decimal_single_format): Correct values of emin and emax.
17631 (decimal_double_format): Ditto.
17632 (decimal_quad_format): Ditto.
17633 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17634 computation of DECnn_MIN and DECnn_MAX for corrected values of
17635 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17636 __DECnn_MIN__, and adjust its computation for the corrected value
17639 2009-01-06 Jan Hubicka <jh@suse.cz>
17642 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17644 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17646 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17647 Add Robert Clark to the list of testers.
17649 2009-01-06 Jan Hubicka <jh@suse.cz>
17650 Kai Tietz <kai.tietz@onevision.com>
17652 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17653 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17655 2009-01-06 Jan Hubicka <jh@suse.cz>
17656 Kai Tietz <kai.tietz@onevision.com>
17658 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17660 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17661 (ix86_nsaved_regs): Count only general purpose regs.
17662 (ix86_nsaved_sseregs): New.
17663 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17664 to 16 for w64; compute padding and size of sse reg save area.
17665 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17666 general purpose regs.
17667 (ix86_emit_save_sse_regs_using_mov): New.
17668 (ix86_expand_prologue): Save SSE regs if needed.
17669 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17670 (ix86_emit_restore_sse_regs_using_mov): New.
17671 (ix86_expand_epilogue): Save SSE regs if needed.
17673 2009-01-06 Jan Hubicka <jh@suse.cz>
17674 Kai Tietz <kai.tietz@onevision.com>
17676 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17677 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17678 functions when accumulate outgoing args is off.
17680 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17683 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17684 before using pseudos_have_intersected_live_ranges_p.
17686 * ira-int.h (ira_assert): Always define.
17688 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17690 AVX Programming Reference (December, 2008)
17691 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17692 (_mm256_permute2_pd): Likewise.
17693 (_mm_permute2_ps): Likewise.
17694 (_mm256_permute2_ps): Likewise.
17695 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17696 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17698 * config/i386/i386.c (ix86_builtins): Remove
17699 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17700 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17701 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17702 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17703 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17704 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17705 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17706 __builtin_ia32_vpermil2ps256.
17707 (ix86_init_mmx_sse_builtins): Updated.
17708 (ix86_expand_args_builtin): Likewise.
17710 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17712 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17713 long absolute calls when generating PA 2.0 code.
17715 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17717 PR rtl-optimization/38583
17718 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17720 * params.def (ira-max-conflict-table-size): New.
17722 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17724 * ira.h (ira_conflicts_p): New external definition.
17726 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17727 table. Report this. Return result of building.
17728 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17729 building conflict table.
17731 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17732 (ira_color): Use ira_conflicts_p.
17734 * global.c: Include ira.h.
17735 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17738 * Makefile.in (global.o): Add ira.h.
17740 * ira-build.c (mark_all_loops_for_removal,
17741 propagate_some_info_from_allocno): New.
17742 (remove_unnecessary_allocnos): Call
17743 propagate_some_info_from_allocno.
17744 (remove_low_level_allocnos): New.
17745 (remove_unnecessary_regions): Add parameter. Call
17746 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17747 parameter to remove_unnecessary_regions.
17748 (ira_build): Remove all regions but root if the conflict table was
17749 not built. Update conflict hard regs for allocnos crossing calls.
17751 * ira.c (ira_conflicts_p): New global.
17752 (ira): Define and use ira_conflicts_p.
17754 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17755 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17756 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17758 2009-01-06 Ben Elliston <bje@au.ibm.com>
17760 * gengtype-lex.l (YY_NO_INPUT): Define.
17762 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17765 * c-common.c (handle_vector_size_attribute): Also reject
17766 BOOLEAN_TYPE types.
17768 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17770 PR tree-optimization/38492
17771 * graphite.c (rename_map_elt, debug_rename_elt,
17772 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17773 rename_map_elt_info, eq_rename_map_elts,
17774 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17775 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17776 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17777 (sese_build_livein_liveouts): New.
17778 (new_sese, free_sese): New.
17779 (new_scop): Call new_sese.
17780 (free_scop): Call free_sese.
17781 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17782 (register_old_new_names): Renamed register_old_and_new_names.
17783 (register_scop_liveout_renames, add_loop_exit_phis,
17784 insert_loop_close_phis, struct igp,
17785 default_liveout_before_guard, add_guard_exit_phis,
17786 insert_guard_phis, copy_renames): New.
17787 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17788 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17789 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17790 (scop_adjust_phis_for_liveouts): New.
17791 (gloog): Call scop_adjust_phis_for_liveouts.
17793 * graphite.h (struct sese): Documented. Added fields liveout,
17794 num_ver and livein.
17795 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17796 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17797 (struct scop): Added field liveout_renames.
17798 (SCOP_LIVEOUT_RENAMES): New.
17800 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17802 PR tree-optimization/38510
17803 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17804 (translate_clast): Call recompute_all_dominators before
17806 (gloog): Call recompute_all_dominators before graphite_verify.
17808 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17809 Jan Sjodin <jan.sjodin@amd.com>
17811 PR tree-optimization/38500
17812 * graphite.c (create_sese_edges): Call fix_loop_structure after
17815 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17817 * config.gcc: Add m32r*-*-rtems*.
17818 * config/m32r/rtems.h: New file.
17820 2009-01-05 Ben Elliston <bje@au.ibm.com>
17822 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
17823 (.po.pox): Likewise.
17824 (po/gcc.pot): Likewise.
17826 2009-01-04 David S. Miller <davem@davemloft.net>
17828 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17829 (STARTING_FRAME_OFFSET): Always set to zero.
17831 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17833 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
17834 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
17835 fixed-point types, and vectors of the same.
17837 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17839 * config/mips/sync.md (*mb_barrier): Rename to...
17840 (*memory_barrier): ...this.
17842 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
17844 * doc/extend.texi (Function Attributes): Move @cindex after @item
17845 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
17846 and put in alphabetical order. Fix 'target' name and put in order.
17847 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
17850 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
17852 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17853 (memory_barrier): Expand as unspec instead of unspec_volatile.
17854 Remove mem:BLK from insn operands. Use Pmode scratch register.
17855 (*memory_barrier): Define as unspec instead of unspec_volatile.
17856 Use (match_dup 0) as input operand.
17858 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
17859 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
17860 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
17861 scratch register. Remove operand 1.
17862 (*stbar): Define as unspec instead of unspec_volatile.
17863 Use (match_dup 0) as input operand, remove (const_int 8).
17864 (*membar): Define as unspec instead of unspec_volatile.
17865 Use (match_dup 0) as input operand, remove input operand 2.
17867 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
17868 (memory_barrier): Expand as unspec instead of unspec_volatile.
17869 Remove mem:BLK from insn operands. Use Pmode scratch register.
17870 (*memory_barrier): Define as unspec instead of unspec_volatile.
17871 Use (match_dup 0) as input operand.
17873 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
17874 Remove mem:BLK from insn operands. Use Pmode scratch register.
17875 Set volatile flag on operand 0.
17876 (*memory_barrier): New insn pattern.
17878 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
17880 (*memory_barrier): Use (match_dup 0) as input operand.
17882 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
17883 Remove mem:BLK from insn operands. Use Pmode scratch register.
17884 Set volatile flag on operand 0.
17885 (*mb_internal): New insn pattern.
17887 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
17889 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17891 PR middle-end/38586
17892 * function.c (struct temp_slot): Move to the section of the file
17893 that deals with temp slots. Remove field 'address'.
17894 (temp_slot_address_table): New hash table of address -> temp slot.
17895 (struct temp_slot_address_entry): New struct, items for the table.
17896 (temp_slot_address_compute_hash, temp_slot_address_hash,
17897 temp_slot_address_eq, insert_temp_slot_address): Support functions
17899 (find_temp_slot_from_address): Rewrite to use the new hash table.
17900 (remove_unused_temp_slot_addresses): Remove addresses of temp
17901 slots that have been made available.
17902 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
17903 worker function for remove_unused_temp_slot_addresses.
17904 (assign_stack_temp_for_type): Don't clear the temp slot address list.
17905 Add the temp slot address to the address -> temp slot map.
17906 (update_temp_slot_address): Update via insert_temp_slot_address.
17907 (free_temp_slots): Call remove_unused_temp_slot_addresses.
17908 (pop_temp_slots): Likewise.
17909 (init_temp_slots): Allocate the address -> temp slot map, or empty
17910 the map if it is already allocated.
17911 (prepare_function_start): Initialize temp slot processing.
17913 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17915 PR middle-end/38584
17916 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
17917 Calculate the size of all stack vars assuming no packing of stack
17918 vars will happen, replacing a quadratic algorithm with a linear one.
17920 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17923 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
17926 2009-01-03 Diego Novillo <dnovillo@google.com>
17928 * doc/contrib.texi: Update contributions.
17930 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17933 * builtins.c (fold_builtin_memory_op): Give up if either operand
17934 is volatile. Set srctype or desttype to non-qualified version
17938 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
17939 and FUNCTION_DECLs.
17941 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17943 PR rtl-optimization/35805
17944 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
17945 problem if fast dce is able to remove any instructions.
17946 * dce.c (dce_process_block): Fix dump message.
17948 2009-01-02 Mark Mitchell <mark@codesourcery.com>
17951 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
17953 2009-01-02 Jakub Jelinek <jakub@redhat.com>
17955 PR middle-end/38690
17956 * tree-flow.h (op_code_prio, op_prio): New prototypes.
17957 * tree-pretty-print.c (op_code_prio): New function.
17958 (op_prio): No longer static. Use op_code_prio.
17959 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
17960 Use op_prio and op_code_prio to determine if () should be
17961 printed around operand(s) or not.
17963 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
17964 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
17965 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
17966 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
17967 pp_character instead of pp_string for single letter printing.
17969 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
17971 * doc/extend.texi: Fix '#pragma GCC option' typo.
17973 2009-01-02 Richard Guenther <rguenther@suse.de>
17975 * doc/install.texi (--enable-checking): Mention different
17976 default for stage1.
17977 (--enable-stage1-checking): Document.
17979 2009-01-01 Andrew Pinski <pinskia@gmail.com>
17981 PR middle-end/30142
17982 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
17983 case to be an error.
17985 2009-01-02 Ben Elliston <bje@au.ibm.com>
17987 * config/fp-bit.h (pack_d): Constify argument.
17988 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17989 (isnan): Constify argument.
17991 (iszero): Likewise.
17992 (pack_d): Likewise.
17993 (_fpadd_parts): Constify return type.
17994 (_fpmul_parts): Likewise.
17995 (_fpdiv_parts): Likewise.
17997 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18000 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18001 warn about overwriting initializer with side-effects or
18002 -Woverride-init if !IMPLICIT.
18003 (output_init_element): Likewise. Pass IMPLICIT down to
18005 (process_init_element): Add IMPLICIT argument. Pass it down
18006 to output_init_element.
18007 (push_init_element, pop_init_level, set_designator): Adjust
18008 process_init_element callers.
18009 (set_nonincremental_init, set_nonincremental_init_from_string):
18010 Adjust add_pending_init callers.
18011 (output_pending_init_elements): Adjust output_init_element callers.
18012 * c-tree.h (process_init_element): Adjust prototype.
18013 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18014 process_init_element callers.
18017 Copyright (C) 2009 Free Software Foundation, Inc.
18019 Copying and distribution of this file, with or without modification,
18020 are permitted in any medium without royalty provided the copyright
18021 notice and this notice are preserved.